CN110900815A - Multipurpose concrete prefabricated part production line and using method thereof - Google Patents
Multipurpose concrete prefabricated part production line and using method thereof Download PDFInfo
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- CN110900815A CN110900815A CN201911336914.4A CN201911336914A CN110900815A CN 110900815 A CN110900815 A CN 110900815A CN 201911336914 A CN201911336914 A CN 201911336914A CN 110900815 A CN110900815 A CN 110900815A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 84
- 238000000034 method Methods 0.000 title abstract description 132
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- 238000005266 casting Methods 0.000 claims description 19
- 238000010438 heat treatment Methods 0.000 claims description 18
- 239000011178 precast concrete Substances 0.000 claims description 18
- 230000009471 action Effects 0.000 claims description 15
- 238000005056 compaction Methods 0.000 claims description 15
- 239000010410 layer Substances 0.000 claims description 13
- 238000012546 transfer Methods 0.000 claims description 13
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- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B15/00—General arrangement or layout of plant ; Industrial outlines or plant installations
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Abstract
The invention discloses a multipurpose concrete prefabricated part production line which comprises a special-shaped member operation area, a plate member operation area and a concrete stirring operation area, and comprises a plurality of dry concrete stirring main machines, a plurality of online empty mould operation mould conveying channels, a plurality of offline empty mould operation table positions, a plurality of mould transverse moving devices using circulating chains, a plurality of combined primary and secondary mould carrying vehicles, a plurality of secondary superposition devices, a plurality of pouring points, a concrete conveying overhead rail arranged from the concrete stirring operation area to the pouring points and a plurality of self-propelled concrete conveying overhead hoppers. The invention also discloses a using method of the multipurpose concrete prefabricated part production line. The invention has reasonable and ingenious structural design, is suitable for the simultaneous online production of the concrete prefabricated parts requiring different curing systems, and is suitable for the simultaneous online production of the concrete prefabricated parts requiring different empty mold operation time.
Description
Technical Field
The invention relates to a concrete prefabricated part production line, in particular to a multipurpose concrete prefabricated part production line and a using method thereof.
Background
The existing concrete prefabricated part production line is mainly used for realizing the production of the concrete prefabricated part through the online empty mold operation, the concrete pouring vibration implemented by one pouring point or two pouring points, the maintenance by using a tunnel kiln or a drawer type three-dimensional curing kiln entering and exiting in situ, and the demoulding after the component mould exits from the kiln, wherein, for the products needing to implement various different maintenance systems, the prior art can not simultaneously and compatibly produce with high efficiency, and the empty mold operation in the prior art is usually completed in the process of running the mould along a longitudinal circulation channel, the efficiency is very low when simultaneously producing various products with large empty mold operation time difference, in addition, the equipment running efficiency of the drawer type three-dimensional curing kiln entering and exiting in situ is lower, in addition, the prior art can contain a small number of moulds on one set of production line, and the equipment circulation running takt time is long, in the prior art, when a mould needs to be transversely transferred from one longitudinal mould conveying roller channel to another longitudinal mould conveying roller channel, a reciprocating mould transverse transport vehicle is adopted, after a mould is transversely moved by the reciprocating mould transverse transport vehicle, an empty vehicle is required to return, the operation time of the reciprocating mould transverse transport vehicle is wasted in return time, the production efficiency is low, one group or two groups of drawer type three-dimensional curing kilns which enter and exit in situ use a large stacker for lifting the mould and entering and exiting the kiln body, once equipment fails, all the kiln cabins in the drawer type three-dimensional curing kilns cannot carry out the operation of entering and exiting the mould, the production line capacity is greatly influenced, the temperature change curve in the kilns cannot be accurately gradually changed along with the movement of the mould in the tunnel kilns in the process of curing the tunnel curing kilns, and the temperature change curve requirement of concrete heating curing which is difficult to meet the standard regulation is met, and once the kiln door of the tunnel curing kiln is opened, hot air in the tunnel kiln body leaks, cold air outside the tunnel kiln is supplemented into the kiln, so that the instantaneous temperature change in the kiln exceeds the standard requirement, if the drawer type three-dimensional curing kiln is cured without respectively isolating the single bins and performing the circulating hot air curing of the single bin, the hot air in the vertical kiln body leaks when the kiln door of a certain bin is opened, and the cold air outside the kiln supplements into the kiln, so that the instantaneous temperature change in the kiln exceeds the standard requirement, if the drawer type three-dimensional curing kiln is cured by respectively isolating the single bins and performing the circulating hot air curing of the single bin, the problem of high equipment cost is caused, the prior art also adopts a single three-dimensional cupola kiln for curing, the technology adopts a lifting device arranged at the bottom of the kiln to push a plurality of molds stacked on the lifting device to integrally lift, and the problems that the kiln body is too high, the kiln body and the molds in, The dead weight of the concrete and the equipment in the mould is too large, the construction cost of the kiln body foundation and the structure is high, once the mould lifting equipment or the kiln top transverse moving equipment in the kiln breaks down, the production line is completely stopped producing, the construction cost of the equipment is high, the difficulty of maintenance work is large, a single three-dimensional cupola kiln can not meet the requirement of simultaneously producing concrete prefabricated parts with different maintenance systems on the same set of production line equipment at high efficiency, in addition, the three-dimensional cupola kiln in the prior art adopts a water seal groove sealing mode to implement the transverse moving of the top mould, the heat dissipation of the water seal groove is large, which is not beneficial to saving maintenance energy, the prior art also adopts a three-dimensional maintenance kiln which adopts the mould stacking lifting in a combined type kiln to carry out maintenance, the mould in the technology needs to be provided with a mould supporting device for supporting the mould above the mould, the arrangement of the supporting device, because the moulds are stacked and placed in the mould ascending and mould descending channels, and the transverse moving mechanism is arranged on the top of the kiln, the moulds of the mould ascending channel and the mould descending channel are required to be fully placed to realize operation, the moulds lack in the kiln and cannot be operated, when the unsaturated production is carried out, empty moulds are required to be put in to fill the space, the trouble is brought to the production management, and the production and management cost is high.
Disclosure of Invention
In order to solve the above problems, the present invention discloses a multipurpose concrete precast element production line and a method for using the same.
The technical scheme adopted by the invention for realizing the purpose is as follows:
dividing a precast concrete component to be produced by a production line into a plate component and a special-shaped component according to the height of the component, wherein the component with smaller height of the component is put into a plate component operation area of the production line, the component with larger height of the component is put into the special-shaped component operation area for circulation production, a set of concrete mixing center consisting of a plurality of concrete mixing main machines is used for supplying concrete to the plate component operation area and the special-shaped component operation area, if the number of the plate components to be produced is larger than the production capacity of the plate component operation area and the production capacity of the special-shaped component operation area is rich, a part of the component with smaller height of the component can be put into the special-shaped component operation area for production, the plate components can be lifted and stacked into a special-shaped component curing kiln for curing after being high so as to fully utilize the space in the special-shaped component operation area, and (4) unstacking equipment is added, so that the stacked plate component mold after maintenance is finished is unstacked and enters the circulation of an empty mold operation area.
Arranging a plurality of curing kilns which are arranged in parallel in a special-shaped component operation area, wherein each curing kiln is provided with a kiln inlet end kiln door and a kiln outlet end kiln door, and the kiln doors are opened when a mould needs to be put into and taken out of the curing kilns and closed when concrete curing needs to be carried out; arranging a kiln outlet end longitudinal mold conveying roller channel outside a kiln outlet door, arranging a kiln inlet end longitudinal mold conveying roller channel outside a kiln inlet door, arranging longitudinal rails on the inner sides of the kiln outlet end longitudinal mold conveying roller channel and the kiln inlet end longitudinal mold conveying roller channel, and movably arranging a combined master-slave mold carrier consisting of a master vehicle and a plurality of slave vehicles on the longitudinal rails, wherein the plurality of slave vehicles of the combined master-slave mold carrier are responsible for conveying the molds to enter and exit the curing kiln, and the master vehicle is responsible for conveying the plurality of slave vehicles to reach the gate of another curing kiln unit from the gate of one curing kiln unit; the kiln outlet end longitudinal mould conveying roller channel and the empty mould operation longitudinal mould conveying roller channel are directly and longitudinally connected or are parallelly arranged and connected through a mould transverse moving device, an offline empty mould operation table is arranged on one outer side or two outer sides of a proper position of the empty mould operation longitudinal mould conveying roller channel, the range of the empty mould operation longitudinal mould conveying roller channel with the offline empty mould operation table is within the range of the empty mould operation longitudinal mould conveying roller channel with the offline empty mould operation table, a longitudinal rail is arranged on the inner side of the empty mould operation longitudinal mould conveying roller channel, a combined primary and secondary mould carrier consisting of a primary car and a plurality of secondary cars is movably arranged on the longitudinal rail, the plurality of secondary cars of the combined primary and secondary mould carrier are responsible for conveying the moulds to enter and exit the offline empty mould operation table, and the primary car is responsible for conveying the plurality of secondary cars to reach the side of the other offline empty mould operation table from; arranging a die transverse moving device at a position where the die is required to be conveyed through different longitudinal die conveying roller wheel channels; arranging one or more concrete mixers in a concrete mixing operation area, wherein when a plurality of concrete mixers are adopted, the concrete mixers are coaxially arranged above an overhead concrete conveying track, the overhead concrete conveying track extends to the positions above pouring points of a special-shaped member operation area and a plate member operation area, one or more concrete pouring and distributing points are arranged at proper positions below the overhead concrete conveying tracks of the special-shaped member operation area and the plate member operation area, a distributing machine and a vibrating table are arranged at the distributing points, a self-propelled concrete conveying hopper is arranged on the overhead concrete conveying track, when a plurality of concrete pouring and distributing points are adopted, a mould transverse moving device is used for distributing moulds to different concrete pouring and distributing points, after concrete is poured, the moulds are collected from different concrete pouring and distributing points by the mould transverse moving device, and the die is sent to a longitudinal die conveying roller channel at the kiln feeding end.
The mold is moved along the longitudinal mold conveying roller channel of the empty mold operation, the transverse mold moving device, the concrete pouring and distributing point, the longitudinal mold conveying roller channel of the kiln inlet end, the curing kiln and the longitudinal mold conveying roller channel of the kiln outlet end under the mutual cooperation of the longitudinal mold conveying roller channel of the mold, the transverse mold moving device and the combined master-slave mold transport vehicle, and then the longitudinal mold conveying roller channel of the empty mold operation returns to the sequential circulation of the longitudinal mold conveying roller channel of the empty mold operation, and in the process that the mold operates according to the sequence, the mold is subjected to corresponding empty mold operation operations such as mold stripping, mold cleaning, mold stripping, mold clamping, steel reinforcement cage installation, embedded part installation and the like, if the mold cannot timely complete the corresponding empty mold operation operations in the process that the mold operates along the longitudinal mold conveying roller channel of the empty mold operation, the master-slave mold transport vehicle positioned in the longitudinal mold conveying roller channel of the empty mold operation will move the mold away from the, and (2) putting the concrete into an idle off-line empty mould operating platform, after the off-line empty mould operating platform finishes corresponding long-time empty mould operation, putting the concrete back to an empty mould operation longitudinal mould conveying roller channel by a combined master-slave mould carrier to continue circulation, after the mould finishes the empty mould operation, conveying the concrete to a concrete pouring point for concrete pouring and compacting, then conveying the concrete to a curing kiln, curing the mould in a static state in one curing kiln in a special-shaped component operating area by a standard program, putting the concrete prefabricated component moulds with different final setting strengths into different curing kilns, calling a curing program suitable for the component for curing, after curing, returning the mould to the empty mould operation longitudinal mould conveying roller channel, demoulding and lifting the component to obtain a finished concrete prefabricated component.
When the member needing the second concrete pouring is produced in the special-shaped member operation area, after the first concrete pouring is carried out on the mold at the pouring point, the mold is returned to the first hollow mold operation area by the kiln front mold transverse moving device before reaching the curing kiln area, then the corresponding operations such as putting in the insulation board, putting in the reinforcement cage, installing the embedded part, installing the superposed mold and the like before the second pouring are finished in the sequential running process of the first hollow mold operation longitudinal mold conveying roller channel, the mold transverse moving device and the second hollow mold operation longitudinal mold conveying roller channel, after the operations are finished, the mold is sent to the pouring point for the second concrete pouring and vibration compaction, the mold after the concrete pouring is collected to the kiln front mold transverse moving device to the kiln inlet end longitudinal mold conveying roller channel, and under the matching work of the kiln inlet end longitudinal mold conveying roller and the combined kiln mold, and (3) conveying the mould into a proper curing kiln for curing, after curing, conveying the mould back to the longitudinal mould conveying roller channel for empty mould operation, and demoulding to obtain the secondary-poured non-hollow concrete prefabricated part.
The method is characterized in that a three-dimensional curing kiln, a kiln-discharging end die transverse moving device, a plate member first hollow die operation longitudinal die conveying roller channel side off-line hollow die operation table, a secondary superposition rear die transverse moving device, a secondary superposition operation area, a plate member second hollow die operation longitudinal die conveying roller channel side off-line hollow die operation table, a plate member second hollow die operation area die transverse moving device, one or more concrete pouring distribution points are arranged at proper positions below an overhead concrete conveying track, a distributing machine and a vibrating table are arranged at the distribution points, a self-propelled concrete conveying hopper is arranged on the overhead concrete conveying track, and when a plurality of concrete pouring distribution points are adopted, a pouring point front die transverse moving device and a pouring point rear die transverse moving device can be additionally arranged as required And after concrete is poured, the moulds can be collected from different concrete pouring and distributing points by using the mould transverse moving device and sent to a proper kiln-feeding longitudinal mould conveying roller channel.
The curing area is provided with a plurality of three-dimensional curing kiln units which are connected in series or in parallel or are arranged in parallel after being connected in series, any one group of three-dimensional curing kiln units comprises a mold conveying channel at the bottom of the three-dimensional curing kiln, a mold ascending channel and a mold descending channel are arranged inside any one group of three-dimensional curing kiln units, mold lifting power devices and mold supporting devices are arranged in the mold ascending channel and the mold descending channel, heating devices are arranged in the mold ascending channel and the mold descending channel, mold transverse moving devices are arranged at the upper parts of the mold ascending channel and the mold descending channel, molds enter the mold ascending channels of a group of three-dimensional curing kiln units from the outside of the three-dimensional curing kiln, and the molds independently ascend along the mold ascending channel under the matching work of the mold lifting power devices and the mold supporting devices in the mold ascending channel, then the concrete is translated to a mould descending channel by the mould translation device, the mould independently descends gradually under the matching work of a mould lifting power device and a mould supporting device in the mould descending channel, reaches the height of the bottommost layer in the mould descending channel, and is discharged out of the three-dimensional curing kiln along a mould conveying channel at the bottom of the three-dimensional curing kiln, the heating device forms a vertical temperature change gradient along the height direction of the three-dimensional curing kiln unit in the three-dimensional curing kiln unit to obtain a temperature change environment required by heating and curing the concrete, the mould is heated, kept at constant temperature and cooled in the processes of ascending, traversing and descending in the three-dimensional curing kiln unit, the concrete poured in the mould completes the heating and curing process along with the circulation of the mould in the three-dimensional curing kiln unit, and the concrete reaches the demoulding strength, the mould is conveyed out of the three-dimensional kiln by the longitudinal mould conveying roller at the bottom of the kiln, and then is conveyed to a first empty mould operation longitudinal mould conveying roller channel of the plate type component by the mould transverse moving device at the kiln outlet end to carry out mould stripping and demoulding operation, so that a concrete component finished product is obtained.
When the secondary superposition hollow concrete member is produced, a secondary superposition operation area is arranged in the plate member operation area, a secondary superposition device is arranged in the secondary superposition operation area, the thin plate member to be superposed can be overturned and superposed by adopting an overturning system consisting of an online mould overturning device and a member overturning device, and also can be overturned and superposed by adopting an overturning device which can overturn the member for 180 degrees at one time. When the turnover system consisting of the on-line mold turnover device and the component turnover device is adopted for turnover and superposition, the secondary superposition hollow component achieves demolding strength through maintenance, after the hollow component is conveyed to the first empty mold operation longitudinal mold conveying roller channel of the plate component from the three-dimensional curing kiln through the mold transverse moving device to be demolded, an empty mold (hereinafter called an A-page mold) completes the empty mold operation before pouring in the process of passing through the first empty mold operation longitudinal mold conveying roller channel of the plate component, the third empty mold operation zone mold transverse moving device of the plate component, the second empty mold operation longitudinal mold conveying roller channel of the plate component, the second empty mold operation zone mold transverse moving device of the plate component and the third empty mold operation longitudinal mold conveying roller channel of the plate component, reaches the secondary superposition zone after the concrete is poured at the pouring point, and when the A-page mold undergoes the operation, and (3) producing, pouring and maintaining in advance, and taking the to-be-laminated thin plate component mold (hereinafter referred to as a B-page mold) which reaches the demolding strength out of the kiln, and longitudinally running the to-be-laminated thin plate component mold to a secondary laminating area through a first hollow mold operation longitudinal mold conveying roller channel of the plate component and a mold transverse moving device of a third hollow mold operation area of the plate component.
When the A-page mould and the B-page mould reach the respective positions of the secondary superposition operation area, if a turnover system consisting of an online mould turnover device and a component turnover device is adopted, the B-page mould which is subjected to concrete pouring and curing and contains a concrete sheet with certain strength and exposed steel bars reaches the position above the online mould turnover device of the secondary superposition operation area, the online mould turnover device acts to turn over the B-page mould to an angle which can enable the B-page concrete sheet in the B-page mould to be lifted and then to transversely move in a vertical state, the demoulding hoisting device positioned in the secondary superposition operation area takes out the B-page concrete sheet from the B-page mould and puts the B-page concrete sheet onto the component turnover device, and the component turnover device acts to turn over the B-page concrete sheet from a vertical state to a state that the steel bars are exposed downwards, the demoulding hoisting device hoists the B-page concrete thin plate from the component overturning device and runs above the A mould on the vibration laminating device positioned in the secondary laminating operation area, the component overturning device puts the B-page concrete thin plate to a proper position on the A mould, under the guiding action of the thin plate assembly guiding device and the vibration action of the vibration laminating device, exposed reinforcing steel bars of the B-page concrete thin plate are penetrated into plain concrete in the A mould to complete secondary laminating, the component which completes secondary laminating is conveyed to the curing area by the mould longitudinal conveying device for curing, and after the concrete in the A mould reaches the demoulding strength, the A mould and the concrete component carried by the A mould leave the curing area under the coordination driving of the mould longitudinal conveying device and the mould transverse moving device, and (4) reaching the first empty mold operation area of the plate type member, and performing mold removal and lifting operation to obtain the double-sided superposed concrete prefabricated member.
If a turnover device for turning over the component by 180 degrees at one time is adopted, the B mould which is carried by concrete pouring and curing and has a certain strength and contains the concrete sheet with exposed reinforcing steel bars reaches the lower part of a lifting device of the secondary overlapping operation area, the B sheet in the B mould is lifted and thrown onto the turnover device for turning over the component by 180 degrees at one time, the 180-degree turnover device acts to turn over the B sheet by 180 degrees to be in a state that the exposed reinforcing steel bars are downward, the lifting device lifts the B sheet from the 180-degree turnover device to run above the A mould on the vibration overlapping device of the secondary overlapping operation area, and the component turnover device throws the B sheet onto a proper position on the A mould, under the guide of the sheet assembly guide device and the vibration effect of the vibration superposition device, the exposed steel bars of the B-sheet concrete sheets are injected into plain concrete in the A-die to complete secondary superposition, the member which completes secondary superposition is conveyed to the maintenance area by the die longitudinal conveying device for maintenance, after the concrete in the A-die reaches the demolding strength, the A-die and the concrete member carried by the A-die leave the maintenance area under the coordination drive of the die longitudinal conveying device and the die transverse moving device, the member reaches the first empty die operation area of the plate member, the demolding and lifting operation is carried out, and the double-sided superposed concrete prefabricated member is obtained.
When a member needing to be cast with concrete for the second time is produced in a plate member operation area, a mould is driven by a longitudinal mould conveying roller wheel to reach a secondary overlapped mould transverse moving device along a casting point and a secondary overlapping area after the first concrete casting is carried out at the casting point, the mould transverse moving device at the second plate member empty mould operation area transfers the mould to the position at the tail end of the first plate member empty mould operation area, then the mould completes the corresponding operations of putting a heat insulation plate, putting a reinforcing steel bar cage, installing an embedded part, installing an overlapping mould and the like before the second casting in the sequential running process of the secondary overlapping area, the second plate member empty mould operation longitudinal mould conveying roller channel, the second plate member empty mould transverse moving device at the second plate member empty mould operation area and the third plate member empty mould operation longitudinal mould conveying roller channel, and the like, after the operations are completed, the mould is sent to a pouring point for secondary concrete pouring and vibration compacting, the mould after the concrete pouring reaches a front mould transverse moving channel of the three-dimensional curing kiln after passing through the secondary superposition area, a mould transverse moving device arranged on the front mould transverse moving channel of the three-dimensional curing kiln distributes the mould to a proper kiln bottom channel of the three-dimensional curing kiln, a kiln bottom longitudinal mould conveying roller sends the mould to the lower part of a proper three-dimensional curing kiln unit, the lifting mechanism of the three-dimensional curing kiln unit lifts the mould into the curing position of the three-dimensional curing kiln for curing, after curing, and the mold is conveyed to the mold transverse moving device at the kiln outlet end through the longitudinal mold conveying roller at the kiln bottom, and the mold is conveyed to the plate type member by the mold transverse moving device at the kiln outlet end, and the plate type member is subjected to first hollow mold operation, and the longitudinal mold conveying roller is subjected to demolding to obtain the secondarily cast non-hollow concrete prefabricated member.
In the special-shaped member operation area and the plate member operation area, a plurality of upper molds for producing the small-sized concrete prefabricated members can be combined and arranged on the same mold bottom platform, so that the area of the mold bottom platform is fully utilized, the spaces of a production line and a curing kiln are fully utilized, and the utilization efficiency of each production resource is maximized.
In the special-shaped member working area and the plate member working area, a method of increasing the passage of the longitudinal die conveying roller for the empty die operation can be adopted to increase the die accommodating quantity of the empty die operation area and increase the empty die operation time.
In the special-shaped member operation area and the plate member operation area, the number of the curing kilns and the number of pouring vibration points can be increased to increase the mold accommodating quantity and provide the production line output.
The invention has the beneficial effects that: the invention has reasonable and ingenious structural design, is provided with a special-shaped component operating area provided with a multi-connected independent plane curing kiln and a plate component operating area provided with a multi-connected three-dimensional curing kiln, the multi-connected independent plane curing kiln of the special-shaped component operating area can respectively contain components with different curing systems, the heating curing is carried out by adopting a differentiated curing system, a door is closed after a mold is fully arranged in the kiln to start heating curing, the door is opened after cooling, and the component mold is output out of the curing kiln, thereby solving the problems that the hot air loss and the instantaneous temperature change exceed the standard requirements when the tunnel curing kiln door is opened in the prior art, realizing that the components with different curing systems can be put into different curing kilns in the special-shaped component operating area to carry out differentiated low-cost curing meeting the standard requirements The top is sealed and insulated by a fixed or movable cover top, the upper parts of a mould ascending channel and a mould descending channel of a curing vertical kiln unit are provided with a top mould transverse moving device, a connecting rod of a power device of the top mould transverse moving device transmits horizontal moving power of a top mould to the inside of the curing vertical kiln through a sealed connecting hole so as to control hot air in the transverse three-dimensional curing kiln of the top mould not to leak, the curing energy consumption of the three-dimensional curing kiln is low, the mould in the three-dimensional curing kiln independently ascends and descends, the mould does not need to be provided with a supporting mechanism, the self weight of the mould is light, the cost of the mould is low, the effective utilization rate of the area of the mould is high, the three-dimensional curing kiln can run without fully arranging the mould in the ascending and descending channels of the three-dimensional curing kiln, the difficulty of production organization management is reduced, and the multi-connected three-dimensional curing kilns of a multi-connected, the invention relates to a longitudinal mould conveying roller wheel, a circulating chain mould transverse moving device and a mother vehicle and a son vehicle in a combined son-mother vehicle are matched to work, and an off-line empty mould operating platform is creatively arranged at the same time, so that the problem that a certain mould requiring long-time empty mould operation generated when a plurality of moulds requiring different empty mould operation time are simultaneously arranged on a set of production line at high speed is prevented from normally flowing behind the mould requiring short-time empty mould operation time is solved through the matching of on-line empty mould operation and off-line empty mould operation, and the design of the empty mould operating platform and an intermediate mould supporting platform of a special-shaped component operating area curing kiln enables the mould to be in off-line empty mould operation In the process of placing the maintenance kilns in the operation areas of the platforms and the special-shaped components, the distance between the supporting points of the molds is reduced, the bearable gravity bending moment of the molds can be reduced, so that the dead weight of the molds is reduced, the investment of the molds is reduced, after the dead weight of the molds is reduced, the design loads of all mold supporting and circulating power systems are reduced, the total investment is reduced, and the manufacturing difficulty of equipment is reduced The hollow multiple-pouring concrete prefabricated part has the advantages that with the support of the hollow multiple-pouring concrete prefabricated part mould, the concrete prefabricated part moulds with the body sizes capable of entering the curing kiln are all put into a production line for efficient circulation production, a fixed mould production mode which cannot be avoided by the traditional process is avoided, the turnover rate of the moulds is improved, the occupied workshop area is reduced, the use times of hoisting equipment are reduced, the running distance of the hoisting equipment is shortened, the curing energy consumption is reduced, the influence of equipment faults on the production line yield is greatly reduced, the difficulty of equipment maintenance and maintenance is reduced, the production cost of the concrete prefabricated part is greatly reduced, and meanwhile, the capability of the production process for meeting the production standard and standard requirements of the concrete prefabricated part is improved.
The invention is further described with reference to the following detailed description and accompanying drawings.
Drawings
FIG. 1 is a plan view of the work area division of the present invention;
FIG. 2 is a top view of the functional area division of the present invention;
FIG. 3 is a top view of the apparatus of the present invention;
FIG. 4 is a longitudinal section of a longitudinal passage of a mold at the kiln exit end of the operation area of the special-shaped member in the invention;
FIG. 5 is a longitudinal section of the pouring point and the maintenance kiln of the operation area of the special-shaped member in the invention;
FIG. 6 is a longitudinal section of the pouring point of the working area of the special-shaped member and the longitudinal channel of the mold at the kiln inlet end in the invention;
FIG. 7 is a top view of the distribution of the equipment after a stacker crane is added to the working area of the special-shaped member in the invention;
FIG. 8 is a longitudinal sectional view of the pouring point of the plate member working area and the position of the three-dimensional curing kiln in the invention;
FIG. 9 is a longitudinal sectional view of the secondary overlapping section and the off-line empty mold station position of the plate member working area in accordance with the present invention;
FIG. 10 is a longitudinal sectional view of the secondary overlapping section of the plate member working section and the passage of the on-line empty mold operation roller in the present invention;
FIG. 11 is a cross-sectional view of the concrete mixer, the pouring point of the slab-like member working area, and the pouring point position of the profiled member working area according to the present invention;
FIG. 12 is a cross-sectional view showing the position of a curing kiln for a working area of a special-shaped member and a three-dimensional curing kiln for a working area of a plate member in the invention;
FIG. 13 is a schematic view showing the operation sequence of the secondary folding operation of the cross section in the secondary folding zone of the working area of the panel-like member in the present invention;
FIG. 14 is a top plan view of the combination letter vehicle of the present invention;
FIG. 15 is a side view of the combination letter vehicle of the present invention;
FIG. 16 is a schematic top view of the mold lateral shifting apparatus of the present invention;
FIG. 17 is a side schematic view of the mold traversing apparatus of the present invention;
FIG. 18 is a schematic top view of an off-line empty mold station according to the present invention;
FIG. 19 is an enlarged schematic partial cross-sectional view of the three-dimensional curing kiln of the work area of the plate member according to the present invention;
FIG. 20 is a schematic top view of the present invention with the addition of an empty die operation longitudinal die feed roller path in both the profiled member work area and the sheet member work area.
Detailed Description
Embodiment, referring to fig. 1, the multipurpose concrete precast element production line provided by the embodiment comprises a special-shaped element operation area 101 and a plate type element operation area 102, wherein a mixer arranged in the concrete mixing operation area 103 supplies concrete to the two operation areas respectively;
referring to fig. 1 and 2, the multipurpose concrete precast element production line provided by this embodiment includes, within the range of the profiled element operation area 101, a kiln exit end longitudinal mold conveying roller passage 1, a first hollow mold operation longitudinal mold conveying roller passage 2, a profiled element operation area end mold transverse moving passage 4 including a second hollow mold operation longitudinal mold conveying roller passage 5 and connecting the first hollow mold operation longitudinal mold conveying roller passage 2 and the second hollow mold operation longitudinal mold conveying roller passage 5, a profiled element operation area off-line hollow mold operation concrete placement 3 including a profiled element operation area concrete casting vibration operation area 6 located at one or both outer sides of the first hollow mold operation longitudinal mold conveying roller passage 2 and the second hollow mold operation longitudinal mold conveying roller passage 5, a kiln entry front mold transverse moving passage 7 located beside the profiled element operation area concrete casting vibration operation area 6, comprises a kiln inlet end longitudinal mould conveying roller channel 8 and a special-shaped component maintenance operation area 9;
referring to fig. 1 and 2, the multipurpose concrete precast element production line provided by this embodiment includes, in the slab element operation area 102, a third hollow mold operation longitudinal mold conveying roller passage 10, a fourth hollow mold operation longitudinal mold conveying roller passage 12, a fifth hollow mold operation longitudinal mold conveying roller passage 14, a slab element operation area off-line hollow mold operation station 11 located outside the third hollow mold operation longitudinal mold conveying roller passage 10 and the fourth hollow mold operation longitudinal mold conveying roller passage 12, and a slab element operation area off-line hollow mold operation station 11 located outside the fifth hollow mold operation longitudinal mold conveying roller passage 14 as needed, and a slab element operation area end mold transverse moving passage 13 connecting the fourth hollow mold operation longitudinal mold conveying roller passage 12 and the fifth hollow mold operation longitudinal mold conveying roller passage 14, the three-dimensional curing kiln comprises a plate member operation area concrete pouring vibration operation area 15, a secondary superposition operation area 16, a plate member operation area three-dimensional curing kiln front mold transverse moving channel 17 and a three-dimensional curing kiln discharging mold transverse moving channel 19, wherein the plate member operation area three-dimensional curing kiln operation area 18, the plate member operation area three-dimensional curing kiln front mold transverse moving channel 17 is connected with the secondary superposition operation area 16, the three-dimensional curing kiln operation area 18 and the third empty mold operation longitudinal mold conveying roller channel 10;
referring to fig. 1, 2 and 3, in the multipurpose concrete precast element production line provided by this embodiment, in the region of the special-shaped element operation region 101, a plurality of sets of longitudinal mold conveying rollers 20 arranged oppositely are arranged in the kiln outlet end longitudinal mold conveying roller passage 1, the longitudinal mold conveying rollers 20 are operated to drive the molds 104 on the treads of the longitudinal mold conveying rollers 20 to move longitudinally, a longitudinal rail 21 is arranged inside the longitudinal mold conveying rollers 20 arranged oppositely in the kiln outlet end longitudinal mold conveying roller passage 1, and the sets of longitudinal mold conveying rollers 20 and the longitudinal rail 21 arranged oppositely are also arranged in the kiln inlet end longitudinal mold conveying roller passage 8, the first hollow mold operation longitudinal mold conveying roller passage 2, the second hollow mold operation longitudinal mold conveying roller passage 5 of the special-shaped element operation region 101, and the third hollow mold operation longitudinal mold conveying roller passage 10, the third hollow mold operation longitudinal mold conveying roller passage 5 and the plate-shaped element operation region 102, A fourth empty mold operation longitudinal mold transporting roller passage 12 and the like are provided at positions where a combined parent and child carrier 22 is to be provided, and the oppositely arranged longitudinal mold transporting rollers 20 are also provided at other positions where the molds 104 are to be transported longitudinally using the oppositely arranged longitudinal mold transporting rollers 20;
referring to fig. 1, 2, 3, 7, 14, 15, 18 and 20, in the multipurpose concrete precast element production line according to this embodiment, a combined primary and secondary truck 22 is movably disposed on each longitudinal rail 21, the combined primary and secondary truck 22 drives primary truck traveling wheels 26 to travel on the longitudinal rails 21 by a primary truck driving device 25, a transverse rail 23 is disposed on a primary truck 105 of the combined primary and secondary truck 22, a secondary truck 24 is movably disposed on the transverse rail 23, two or more secondary trucks 24 are disposed on one primary truck 105, a mold lifting device 27 is disposed on each secondary truck 24, the mold lifting device 27 drives a mold carrying platform 28 movably disposed at a movable end of the mold lifting device 27 to lift and lower a mold 104 disposed above each secondary truck 24, a transverse traveling wheel 49 is disposed on each secondary truck 24, the combined master-slave carrier 22 is arranged at a kiln-outlet-end longitudinal mold conveying roller channel 1, a first empty mold operation longitudinal mold conveying roller channel 2, a second empty mold operation longitudinal mold conveying roller channel 5, a third empty mold operation longitudinal mold conveying roller channel 10, a fourth empty mold operation longitudinal mold conveying roller channel 12 and other positions needing to use the combined master-slave carrier 22 to carry out mold transverse conveying in the range of a plate member operation area 102;
referring to fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 16, 17 and 20, in the multipurpose concrete precast member production line provided in this embodiment, in the region of the profiled member working area 101, a mold traverse 29 is provided in the end mold traverse lane 4 of the profiled member working area, the mold traverse 29 connects the first hollow operation longitudinal mold conveying roller lane 2 and the first hollow operation longitudinal mold conveying roller lane 5, the mold traverse 29 includes a liftable frame 30, a plurality of traverse driving devices 34 horizontally provided on the frame, and a back conveying chain holding device 39 provided below the traverse driving devices 34, the traverse driving devices 34 include traverse driving devices 41, and 20, The driving sprocket 35 and the driven sprocket 36 are correspondingly arranged on the traverse driving device 34, the traverse chain power device 41 is connected with the driving sprocket 35, a circulating chain 37 is arranged around the driving sprocket 35 and the driven sprocket 36, a mold supporting seat 38 capable of traveling along with the chain is horizontally arranged on the circulating chain 37, the traverse chain power device 41 works to drive the driving sprocket 35 to rotate, the driven sprocket 36 is driven to synchronously rotate by the circulating chain 37, the circulating chain 37 on the upper part of the frame drives the mold supporting seat 38 capable of traveling along with the chain, the circulating chain 37 on the lower part of the traverse driving device 34 is supported and rotated by the back conveying chain supporting device 39, a plurality of lifting devices 40 for driving the frame 30 and the traverse driving device 34 to lift are arranged on the frame 30, when the lifting device 40 drives the rack 30 to ascend or descend, the traverse driving device 34 arranged on the rack 30 ascends or descends synchronously, after the traverse driving device 34 on the rack 30 ascends, the traverse chain power device 41 works to drive the driving sprocket 35 to rotate, the chain 37 drives the driven sprocket 36 to rotate synchronously, the chain 37 circulates along the driven sprocket 36, the chain traveling support mechanism 32, the driving sprocket 35 and the returning chain support device 39 in sequence, and can also circulate along the reverse direction to form a liftable circulation chain, when the mold 104 moves above the mold transverse moving device 29 and needs to be conveyed by changing the roller path, the liftable circulation chain circulates annularly after rising, and drives the mold 104 supported by the chain traveling mold 38 to transversely move from a group of roller longitudinal mold conveying paths to the support seat from a group of roller longitudinal mold conveying paths The mold transverse moving device 29 is also arranged in front of a pouring vibration point of a special-shaped member operation area concrete pouring vibration operation area 6 in a special-shaped member operation area 101 area, a plate member operation area tail end mold transverse moving channel 13 in a kiln entry front mold transverse moving channel 7 and a plate member operation area 102 area, a three-dimensional curing kiln front mold transverse moving channel 17, a three-dimensional curing kiln exit mold transverse moving channel 19 and other positions where a mold 104 is required to be transversely moved from one group of departure point longitudinal mold conveying rollers 20 to another group of target point longitudinal mold conveying rollers 20 arranged in parallel with the departure point longitudinal mold conveying rollers 20;
referring to fig. 1, 2, 3, 5, 6, 7, 8, 11 and 20, the multipurpose concrete precast element production line provided by the present embodiment includes one or more concrete mixers disposed in a mixing operation area 103, including an elevated concrete delivery rail 42 disposed within the mixing operation area 103, a profile member operation area concrete pouring vibration operation area 6 and a slab member operation area concrete pouring vibration operation area 15, when a plurality of concrete mixers are employed, the plurality of concrete mixers are coaxially disposed at appropriate positions above the elevated concrete delivery rail 42, one or more concrete pouring distribution points are disposed at appropriate positions below the elevated concrete delivery rail 42, a plurality of distributors 43 and a plurality of vibration tables 44 are disposed at the distribution points, a self-propelled concrete transport hopper 45 is movably disposed on the elevated concrete delivery rail 42, when a plurality of concrete pouring and distributing points are adopted, the die transverse moving device 29 is used for distributing the dies 104 to different concrete pouring and distributing points, after concrete is poured, the dies 104 with the poured concrete are collected from different concrete pouring and distributing points by the die transverse moving device 29 and are sent to the initial position of the longitudinal die conveying roller set of the kiln inlet end longitudinal die conveying roller channel 8 of the special-shaped component operation area 101 or the initial position of the longitudinal die conveying roller set of the three-dimensional curing kiln bottom longitudinal die conveying roller channel of the plate component operation area 102.
Referring to fig. 1, 2, 3, 4, 5, 18 and 20, in the multipurpose precast concrete production line provided in this embodiment, the off-line empty mold station 3 of the special-shaped member working area disposed on one or both outer sides of the first empty mold operation longitudinal mold conveying roller passage 2, the second empty mold operation longitudinal mold conveying roller passage 5 of the special-shaped member working area 101, the third empty mold operation longitudinal mold conveying roller passage 10 of the slab member working area 102, and the slab member working area off-line empty mold station 11 disposed on one or both outer sides of the fourth empty mold operation longitudinal mold conveying roller passage 12 are provided, each off-line empty mold station includes a plurality of off-line empty mold station units, each off-line empty mold station unit includes two end bearing platforms 46, and the mother vehicle transverse rail 23 corresponding to the united truck 22 in each off-line empty mold station unit is provided with a plurality of sets of off-line empty mold station transverse conveying stations A conveying track 47, each set of the off-line empty mold operating platform transverse conveying tracks is composed of two parallel steel rails, an intermediate bearing platform 48 for supporting the mold 104 is arranged between the two sets of the off-line empty mold operating platform transverse conveying tracks 47, the end bearing platform 46 and the intermediate bearing platform 48 support the mold 104 together, when the mother vehicle 105 carries the child vehicle 24 and stops at a proper position beside the off-line empty mold operating platform unit, the mother vehicle transverse track 24 of the mother vehicle 105 is butted with the off-line empty mold operating platform transverse conveying track 47, the child vehicle 24 can reciprocate along the mother vehicle transverse track 23 and the off-line empty mold operating platform transverse conveying track 47 to convey the mold 104 from the longitudinal mold conveying channel into the special-shaped member operating area empty mold operating platform 3 or the plate-like member operating area off-line empty mold operating platform 11, or the mould 104 is conveyed from the off-line hollow mould operating platform 3 of the special-shaped component operating area or the off-line hollow mould operating platform position 11 of the plate component operating area into the longitudinal mould conveying channel;
referring to fig. 1, 2, 3, 4, 5, 12, 14 and 15, in the multipurpose precast concrete component production line provided in this embodiment, a plurality of combined curing kiln units 50 arranged in parallel are disposed in a special-shaped component curing operation area 9 of a special-shaped component operation area 101, a heat supply device is disposed in each curing kiln unit 50, the curing kiln unit 50 located in the middle may share a partition wall with the curing kiln units 50 beside the curing kiln unit 50, and the combined curing kiln units 50 arranged in parallel may adopt a mode of opening doors at both ends or opening doors at one end, and when adopting the mode of opening doors at both ends, a mold input kiln door 51 and a mold output kiln door 52 are disposed corresponding to a mold input end and a mold output end of the curing kiln unit 50, respectively. A kiln inlet end longitudinal mold conveying roller channel 8 is arranged corresponding to the outer side of the mold input kiln door 51, a kiln outlet end longitudinal mold conveying roller channel 1 is arranged corresponding to the outer side of the mold output kiln door 52, the kiln inlet end longitudinal mold conveying roller channel 8 and the kiln outlet mold longitudinal conveying roller channel 1 are respectively composed of two rows of oppositely arranged power rollers 20, when the power rollers 20 rotate, a mold 104 can longitudinally move on the tread of the power rollers 20 along the kiln inlet end longitudinal mold conveying roller channel 8 or the kiln outlet mold longitudinal conveying roller channel 1, two or more groups of curing kiln inner transverse rails 55 are arranged between the mold input kiln door 51 and the mold output kiln door 52 of each curing kiln unit 50, each group of curing kiln inner transverse rails 55 is composed of 2 steel rails, when the master vehicle 105 carries the sub-vehicle 24 to stop at a proper position outside the curing kiln unit 50, the primary car transverse rail 23 can be in butt joint with the curing kiln inner transverse rail 55, an intermediate mold support platform 48 is arranged between two sets of curing kiln inner transverse rails 55, end mold support platforms 46 are arranged along the wall of the curing kiln 50, when the mold 104 is placed in the curing kiln unit 50, the mold 104 is supported by the two end mold support platforms 46 and at least one intermediate mold support platform 48, and the secondary car 24 travels along the primary car transverse rail 23 and the kiln inner transverse rail 55, so that the secondary car 24 can travel from the primary car 105 to one curing kiln unit 50 or return from one curing kiln unit 50 to the primary car 105.
When in use, the power roller 20 of the kiln-entering end longitudinal mould conveying roller channel 8 rotates, so that the mould 104 which has finished concrete pouring operation runs to the proper position of the door opening of the curing kiln unit 50 to be entered along the kiln-entering end longitudinal mould conveying roller channel 8 and stops, the primary vehicle 105 on the longitudinal rail 21 of the kiln-entering end longitudinal mould conveying roller channel 8 carries the secondary vehicle 23 to run to the proper position of the door opening of the curing kiln unit 50 and stops, the primary vehicle transverse rail 23 is butted with the corresponding curing kiln inner transverse rail 55, at this time, the combined primary and secondary truck 22 is positioned below the mould 104 to be entered into the kiln, the mould input kiln door 51 is opened, the secondary vehicle lifting power device 27 acts to lift the mould carrying platform 28 to lift the mould 104 positioned above the secondary vehicle 24, the bottom of the mold 104 leaves the tread of the power roller 20 of the longitudinal mold conveying roller channel 8 at the kiln inlet end, the sub-vehicles 24 carried by the main vehicle 105 run synchronously, and move to proper positions in the curing kiln unit 50 along the main vehicle transverse rails 23 and the curing kiln inner transverse rails 55 to stop, the sub-vehicle lifting power device 27 acts to lower the mold carrying platform 28, so as to place the mold 104 positioned above the sub-vehicle 24 on the end mold supporting tables 46 and the middle mold supporting tables 48, and then the sub-vehicle 24 moves back to the main vehicle 105 along the curing kiln inner transverse rails 55 and the main vehicle transverse rails 23 to wait for carrying the next mold 104 ready to enter the kiln. The above process is repeated until the curing kiln unit 50 is filled with the molds 104, the primary vehicle 105 carries the secondary vehicle 24 to travel along the longitudinal rails 21 to the next proper position of the door of the curing kiln unit 50 where the molds 104 are to be placed, and stops, and waits for the next batch of the molds 104 to be transported.
When one of the curing kiln units 50 is filled with the molds 104, the mold input kiln door 51 and the mold output kiln door 52 of the curing kiln unit are closed, a heat supply device arranged in the curing kiln unit 50 supplies heat as required, and the molds 104 which are cast with concrete in the curing kiln unit 50 are cured in the curing kiln unit 50 by standard procedures.
When the production of plate type components needs to be carried out in the special-shaped component operation area 101, a stacking device 107 and a unstacking device 108 are additionally arranged between the special-shaped component curing operation area 9 and the kiln-entering front mold transverse moving channel 7, the stacking device 107 is connected with the kiln-entering end longitudinal mold conveying roller channel 8, the stacking device 107 receives and carries a mold 104 which finishes pouring of the vibration compacting concrete, and after a plurality of molds 104 which finishes pouring of the vibration compacting concrete are stacked to the height capable of entering the curing kiln unit 50, the stacked mold 104 which finishes pouring of the vibration compacting concrete runs to the door of the curing kiln unit 50 to be entered through the kiln-entering end longitudinal mold conveying roller channel 8 to wait for the combined master-slave carrier 22 to carry into the curing kiln unit 50 for curing, after the curing is finished, the stacked mold 104 which finishes the curing concrete components runs through the kiln-exiting end longitudinal mold conveying roller channel 1 to reach the unstacking device 108, the unstacking equipment 108 puts the piled moulds 104 carrying the concrete components which are completed with maintenance one by one on a longitudinal mould conveying roller 20 group connected with the kiln-entering front mould transverse moving channel 7 and the first empty mould operation longitudinal mould conveying roller channel 2, and the moulds 104 carrying the concrete components which are completed with maintenance enter the first empty mould operation longitudinal mould conveying roller channel 2 along the longitudinal mould conveying roller 20 group to be demoulded to obtain plate component finished products.
When the concrete of the mold 104 in one of the curing kiln units 50 reaches the demolding strength, the mold output kiln door 52 of the curing kiln unit 50 is opened, the primary vehicle 105 on the longitudinal rail 21 of the longitudinal mold conveying roller channel 1 at the kiln outlet end carries the secondary vehicle 24 to travel along the longitudinal rail 21 to the proper position where the mold 104 carrying the concrete component with the demolding strength is conveyed out of the mold output kiln door 52 of the curing kiln unit 50 and stops, the primary vehicle transverse rail 23 is butted with the corresponding curing kiln inner transverse rail 55, each secondary vehicle 24 carried by the primary vehicle 105 runs synchronously, travels along the primary vehicle transverse rail 23 and the curing kiln inner transverse rail 55 to the proper position below the mold 104 to be conveyed out of the curing kiln unit 50 and stops, the sub-truck lifting power unit 27 is operated to lift the mold carrying platform 28, lift the mold 104 positioned above the sub-truck 24 off the end mold supporting tables 46 and the intermediate mold supporting tables 48, move the sub-trucks 24 carrying the mold 104 in synchronization, travel along the curing kiln inner transverse rail 55 and the main truck transverse rail 23 and return to the main truck 105, the sub-vehicle lifting power device 27 acts to lower the mould carrying platform 28, the mould 104 positioned above the sub-vehicle 24 is placed on the tread of the power roller 20 of the longitudinal mould conveying roller channel 1 at the kiln outlet end, the power roller 20 rotates, the mould 104 is sent to a demoulding operation point along the kiln outlet end longitudinal mould conveying roller channel 1 to complete the curing process of the concrete member in the mould 104. This procedure is repeated until all of the molds 104 in the curing kiln unit 50 are conveyed out of the curing kiln unit 50, and then the primary vehicle 105, carrying each secondary vehicle 24, travels along the longitudinal rails 21 to a proper position at the door of the curing kiln unit 50 where the molds 104 are to be conveyed out, and stops, waiting for the molds 104 conveyed out of the curing kiln unit 50.
Referring to fig. 1, 2, 3, 4, 5, 9, 10 and 13, in the multipurpose precast concrete member production line provided in this embodiment, a secondary folding operation area 16 is provided in the area of a panel member operation area 102 when a hollow concrete member to be secondarily folded is produced, a secondary folding device is provided in the secondary folding operation area 16, and the multipurpose precast concrete member production line includes a lifting device 60 composed of a crown block 61 and a vacuum chuck 62 or a mechanical hanger 63 hung by the crown block 61, the lifting device 60 is responsible for performing a demolding and lifting operation on a B-page concrete sheet 68 under the concrete sheet to be secondarily folded which comes out from the maintenance operation area 18 and has reached a demolding strength, and a turning system which may be composed of an online mold turning device 64 and a member turning device 65, and the B-page concrete sheet is turned to a state close to 90 degrees along with the mold positioned in the online mold turning device 64 And (3) demolding, wherein the B-page concrete thin plate is lifted to the member overturning device 65 by the lifting device 60, the B-page concrete thin plate is overturned to be in a state of 180 degrees with the pouring state of the B-page concrete thin plate on the member overturning device 65, and the exposed steel bars of the B-page concrete thin plate face downwards. The turnover system can also consist of a turnover device for turning over the components by 180 degrees at a time, when a mould carrying a concrete component which is subjected to curing and reaches the demoulding strength and contains exposed reinforcing steel bars to be connected with the A-page concrete runs to the secondary superposition operation area 16, the hoisting device 60 lifts and lifts the B-page concrete sheet after demoulding, and then the B-page concrete sheet is thrown to the turnover device for turning over the B-page concrete sheet by 180 degrees, the 180-degree turnover device turns over for 180 degrees at a time, the exposed reinforcing steel bars of the B-page concrete sheet face downwards, the turnover system also comprises a vibration superposition device 66 in the secondary superposition operation area 16, the A-page concrete mould which is finished with concrete pouring and waits for secondary superposition is conveyed to the vibration superposition device 66 along the longitudinal conveying roller way of the mould, the hoisting device 60 throws the B-page concrete sheet which is finished with 180 degrees turnover and exposed reinforcing steel bars downwards to a proper position above the A-page concrete mould, under the action of the guiding device, the B-page concrete sheet is downward close to the A-page concrete mould, the exposed reinforcing steel bars of the B-page concrete sheet enter the A-page concrete to complete the secondary overlapping operation, the mould 104 containing the B-page concrete sheet and the A-page concrete after the secondary overlapping operation is sent to the curing operation area 18 by the mould longitudinal conveying roller 20, the mould 104 carrying the double-sided overlapping concrete prefabricated part 67 reaching the demoulding strength after curing is sent to the three-dimensional curing kiln discharging mould transverse moving channel 19 by the mould longitudinal conveying roller 20, the mould transverse moving device 29 in the three-dimensional curing kiln discharging mould transverse moving channel 19 acts to send the mould 104 carrying the double-sided overlapping concrete prefabricated part 67 reaching the demoulding strength to the third empty mould operation longitudinal mould conveying roller channel 10, carrying out mould stripping and demoulding operations on the mould 104 of the double-sided superposed concrete prefabricated part 67 with the demoulding strength in the third hollow mould operation longitudinal mould conveying roller channel 10 to obtain a finished product of the double-sided superposed concrete prefabricated part 67;
referring to fig. 1, 2, 3, 8, 12 and 19, the multi-purpose precast concrete component production line provided in this embodiment includes a plurality of combined three-dimensional curing kiln units 70, in which the molds are moved up and down and the top is moved horizontally in the kiln, in the three-dimensional curing kiln operation area 18 in the plate component operation area 102, the plurality of three-dimensional curing kiln units 70 may be arranged in series or in parallel, or in series and in parallel, any one set of lifting curing kiln units 70 includes a three-dimensional curing kiln bottom mold conveying channel and a kiln body structure of the heating curing mold moving kiln correspondingly arranged on the three-dimensional curing kiln bottom mold conveying channel, the periphery of the kiln body structure is sealed and insulated by walls and fixed or movable roofs above the bottom mold inlet and outlet channels, the three-dimensional curing kiln bottom channel inlet and outlet channels of the plurality of three-dimensional curing kiln units 70 may not be provided with a three-dimensional curing kiln bottom channel insulating door, or a heat preservation door of a bottom passage of the three-dimensional kiln can be arranged for heat preservation and sealing, when the heat preservation door of the bottom passage of the three-dimensional kiln is adopted, the heat preservation door of the bottom passage of the three-dimensional kiln is only opened temporarily when a mould enters and exits the curing vertical kiln unit 70, the mould poured with concrete can enter the conveying passage of the bottom mould of the three-dimensional curing kiln unit 70 from the outside of the three-dimensional curing kiln unit 70 along the longitudinal conveying roller 20 passage of the mould, a rolling shaft (not shown) passage or a carrying vehicle (not shown) carrying the mould to enter the conveying passage of the bottom mould of the three-dimensional curing kiln unit 70, when the mould entering mode of the conveying roller way and the rolling shaft of the mould is adopted, the conveying roller way or the rolling shaft of the mould is arranged at the lower part of the three-dimensional curing kiln unit 70 along the entering running direction of, when the transport vehicle is a track transport vehicle, a track (not shown) for the track transport vehicle to travel is arranged on the mold conveying channel at the bottom of the curing kiln unit.
Each three-dimensional curing kiln unit 70 is internally provided with a mold ascending channel 71 and a mold descending channel 72, mold ascending and descending power devices 73 and mold supporting devices 74 are arranged in the mold ascending channel 71 and the mold descending channel 72, heating devices are arranged in the mold ascending channel 71 and the mold descending channel 72, top mold transverse moving devices are arranged at the upper parts of the mold ascending channel 71 and the mold descending channel 72, each group of mold ascending and descending power devices 73 in the same mold ascending channel 71 or the same mold descending channel 72 can cooperatively perform synchronous ascending or synchronous descending actions, mold grabbing mechanisms 75 are movably arranged on each group of mold ascending and descending power devices 73 according to proper height pitch, the number of the mold grabbing mechanisms 75 arranged on each group of mold ascending and descending power devices 73 arranged in the same mold ascending channel 71 or mold descending channel 72, The distribution pitch height is the same as the elevation of the same layer, so that a certain mold 104 in the channel can be simultaneously grasped by mold grasping mechanisms 75 which are positioned on a plurality of groups of mold lifting power devices 73 and are synchronously lifted or synchronously lowered along with the synchronous lifting action of each group of mold lifting power devices 73, each group of mold lifting power devices 73 can be provided with a mold grasping mechanism driving device 79, each mold grasping mechanism driving device 79 of each group of mold lifting power devices 73 can drive each mold grasping mechanism 75 of each group of mold lifting power devices 73 to synchronously grasp and support the mold 104 or synchronously release the mold 104, the working position of the mold grasping mechanism 75 reaching the grasping and supporting mold 104 can be completed under the self-weight action of the grasping mechanism 75 or under the action of an automatic spring resetting mechanism or under the drive action of a mechanical driving device, the operation of releasing the mold gripping mechanism 75 from the position of the mold 104 may be performed by lifting the mold 104 by the mold lifting/lowering power device 73 to press the mold gripping mechanism 75, or the operation of releasing the mold gripping mechanism 75 from the position of the mold 104 may be performed by driving of an independent power driving device (not shown). Regardless of any of the above manners for operating the mold gripping mechanism 75 or any combination of the above manners for operating the mold gripping mechanism 75, the mold lifting power devices 73 and the mold gripping mechanisms 75 work together to independently lift or lower the mold in the mold lifting channel 71 and the mold lowering channel 72 as required.
A plurality of groups of mold supporting devices 74 are arranged in the mold ascending channel 71 and the mold descending channel 72, a plurality of mold supporting claws 76 are arranged on each group of mold supporting devices 74 corresponding to the number, the distribution pitch height and the same layer elevation of the mold grabbing mechanisms 75 arranged on the mold ascending and descending power device 73, each mold supporting device 74 comprises a mold supporting claw driving device 77, and each mold supporting claw 76 on each mold supporting device 74 can be synchronously driven by the mold supporting claw driving device 77 to be positioned at the position of the supporting mold 104 or be positioned away from the supporting mold 104.
A top mold traversing device is arranged above the mold ascending channel and the mold descending channel of the group of curing shaft kiln units 70, a connecting rod of a power device of the top mold traversing device transmits the horizontal moving power of the top mold to the inside of the curing shaft kiln through a sealing connecting hole so as to control the traversing of the top mold, and the mold traversing device can be in a mode of a telescopic mold supporting riding wheel 81 and a mold deflector rod mechanism 82 or a movable telescopic lifting grab (not shown). When the form of the retractable mold supporting riding wheel 81 and the mold deflector mechanism 82 is adopted, the top mold traversing device comprises a plurality of retractable mold supporting riding wheels 81 arranged below the mold reaching the highest height, a retractable mold supporting riding wheel driving device 84 for driving the retractable mold supporting riding wheels 81 to extend or retract, a deflector rod 85 for pushing the highest mold to horizontally move, and a deflector rod power device 86. When a plurality of curing shaft units 70 are combined, all or a part of the curing shaft units 70 may share one driving lever power device 86 by connecting a plurality of driving levers 85 by a link, a chain or a stay cable. When a movable telescopic lifting device is adopted, the top mold traversing device (not shown) comprises a track or a roller way arranged along the traversing direction of the mold 104, a telescopic lifting device movably arranged on the track or the roller way and capable of horizontally moving along the track or the roller way, and a telescopic lifting driving device for driving the telescopic lifting device to transversely move. When a plurality of curing shaft kiln units 70 are combined, all or a part of the curing shaft kiln units 70 of the plurality of curing shaft kiln units 70 can share the telescopic lifting and the telescopic lifting driving device by adopting a method of sharing a coaxial track or a coaxial roller way.
Each group of mould lifting power device 73, each mould grabbing mechanism 75, each mould supporting claw 76 and the top mould transverse moving device 80 in a certain three-dimensional curing kiln unit 70 work cooperatively, so that the mould 104 is independently lifted step by step in the mould lifting channel 71 after reaching the bottom mould conveying channel of the three-dimensional curing kiln unit 70, the mould 104 is transferred to the upper part of the mould descending channel 72 by the top mould transverse moving device 80 after reaching the highest layer height of the mould lifting channel 71, then independently descends step by step in the mould descending channel 72, is transferred out of the three-dimensional curing kiln from the bottom mould conveying channel after reaching the lowest layer of the mould descending channel 72, the heating device 90 in the curing kiln unit 70 supplies heat to the kiln under the control of a temperature detection control system, the vertical distribution gradient of the temperature in the curing kiln unit is realized, and when the mould 104 is loaded with cast concrete and enters the kiln, In the processes of ascending, descending and discharging from the kiln, the concrete in the mould 104 undergoes the temperature change course along with the curing time required by the standards such as temperature rise, constant temperature and temperature reduction and the like required by heating curing, the concrete in the mould 104 reaches the demoulding strength, and the concrete prefabricated part can be obtained by demoulding after being discharged from the kiln.
A method for manufacturing the multipurpose precast concrete unit production line, a method for using each component equipment in the multipurpose precast concrete unit production line corresponding to each production process and operation of precast concrete units, and a method for manufacturing different types of precast concrete units using the equipment, and steps thereof:
1. longitudinal movement of the die 104 using the longitudinal die feed rollers 20: the method is characterized in that a longitudinal mold conveying roller channel 1 at the kiln outlet end, a longitudinal mold conveying roller channel 2 for first hollow mold operation, a transverse moving channel 4 for a tail end mold of a special-shaped member operation area, a longitudinal mold conveying roller channel 5 for second hollow mold operation, a concrete pouring vibration operation area 6 for the special-shaped member operation area, a transverse moving channel 7 for a front mold in the kiln inlet end, a longitudinal mold conveying roller channel 8 for the kiln inlet end, a longitudinal mold conveying roller channel 10 for third hollow mold operation, a longitudinal mold conveying roller channel 12 for fourth hollow mold operation, a transverse moving channel 13 for a tail end mold in a plate member operation area, a longitudinal mold conveying roller channel 14 for fifth hollow mold operation, a concrete pouring vibration operation area 15 for a plate member operation area, a secondary superposition operation area 16, a transverse moving channel 17 for a front mold in three-dimensional curing in the plate member operation area, a three-dimensional curing kiln operation area 18, a transverse moving channel 19 for the mold in the three-dimensional curing kiln outlet and an expanding transverse moving channel Longitudinal mold conveying rollers 20 arranged oppositely are arranged at the position where the mold 104 longitudinally moves implemented to the mold conveying rollers 20, when the mold 104 is positioned at the upper part of the treads of a plurality of the longitudinal mold conveying rollers 20 arranged oppositely, the longitudinal mold conveying rollers 20 positioned below the mold 104 and a proper number of the longitudinal mold conveying rollers 20 in the direction where the mold 104 is to be longitudinally moved are started to rotate, the mold 104 is conveyed towards the direction where the mold is to be longitudinally moved, when the mold leaves a group of the longitudinal mold conveying rollers 20 arranged oppositely, the group of the longitudinal mold conveying rollers 20 arranged oppositely can stop working to save energy, by the operation of the method 1, the mold 104 can be longitudinally conveyed to the outside of the mold input kiln door 51 of a certain curing kiln unit 50 or the outside of the mold output kiln door 52 of a certain curing kiln unit 50, Or the mold 104 is longitudinally conveyed to the position above the mold transverse moving device 29 of a certain mold transverse moving channel, or the mold 104 is longitudinally conveyed to the position above a certain vibrating table 44, or the mold 104 is longitudinally conveyed to the position above a certain on-line mold overturning device 64, or the mold 104 is longitudinally conveyed to the side of a certain off-line empty mold operating table unit, or the mold 104 is longitudinally conveyed to the position below a mold ascending channel 71 in a certain three-dimensional curing kiln unit 70, or the mold 104 is longitudinally conveyed to the position below a mold descending channel 72 in a certain three-dimensional curing kiln unit 70;
2. the mold 104 lateral movement performed using the mold lateral movement device 29: when a certain mold 104 is conveyed to the upper part of the starting mold transverse moving device 29 by the longitudinal mold conveying roller 20 and the mold 104 needs to transversely move by the operation method 1, the lifting device 40 drives the rack 30 and the transverse moving device 34 to ascend, and after the mold 104 is supported by the chain-running mold supporting seat 38 and lifted away from the tread and the wheel edge of the longitudinal mold conveying roller 20, the traverse chain power device 41 works to drive the driving chain wheel 35 to rotate, the circulating chain 37 drives the driven chain wheel 36 to synchronously rotate, the circulating chain 37 at the upper part of the frame drives the mold supporting seat 38 which runs along with the chain to run, the circulating chain 37 at the lower part of the traverse driving device 34 is supported and rotated by the returning chain supporting device 39, the mold 104 is positioned on the mold supporting seat 38 which runs along with the chain to transversely move, when the mold 104 reaches the target position, the traverse chain power device 41 stops working, the lifting device 40 drives the rack 30 and the traverse driving device 34 to descend, the mold 104 falls on the tread of the longitudinal mold conveying roller 20 at the target position, and the application method 1 is waited to make the mold 104 conveyed by the longitudinal mold conveying roller 20 at the target position away from the mold transverse moving device 29;
3. and (3) using the combined primary and secondary truck 22 to carry the mold 104 into and out of the off-line empty mold operating platform unit and the curing kiln unit 50 of the special-shaped component curing operation area 9: when a mold 104 needs to enter one offline empty mold operating platform unit or one curing kiln unit 50, by using the method 1, the longitudinal mold conveying rollers 20 convey the mold 104 to the offline empty mold operating platform unit or one curing kiln unit 50, the primary vehicle 105 of the combined primary and secondary transport vehicle 22 carries a plurality of secondary vehicles 24, the primary vehicle driving device 25 drives the primary vehicle traveling wheels 26 to travel on the longitudinal rails 21, the primary vehicle traveling wheels travel along the longitudinal rails 21 to the lower part of the mold 104 and stop at positions where the primary vehicle transverse rails 23 can be butted with the transverse conveying rails 47 in the offline empty mold operating platform or the transverse rails 55 in the curing kiln, the mold jacking devices 27 arranged on the secondary vehicles 24 on the primary vehicle 105 drive the mold conveying platforms 28 movably arranged at the movable ends of the mold jacking devices 27 to ascend, and the mold 104 above each secondary vehicle 24 is jacked to leave the longitudinal mold conveying rollers 20 and the wheel rims, the transverse traveling wheels 49 arranged on each sub-vehicle 24 synchronously rotate to drive each sub-vehicle 24 to carry a mold 104 to travel to a proper position of the off-line empty mold operating platform unit or one curing kiln unit 50 along the transverse rails 23 of the main vehicle and the transverse conveying rails 47 in the off-line empty mold operating platform or the transverse rails 55 in the curing kiln, the mold jacking devices 27 arranged on each sub-vehicle 24 on the main vehicle 105 drive the mold carrying platforms 28 movably arranged at the movable ends of the mold jacking devices 27 to descend, the molds 104 are placed at proper positions of the middle bearing platforms 48 and the end bearing platforms 46 of the off-line empty mold operating platform unit or the curing kiln unit 50, then the transverse traveling wheels 49 arranged on each sub-vehicle 24 synchronously rotate reversely to drive each sub-vehicle 24 to travel along the transverse conveying rails 47 in the off-line empty mold operating platform or the transverse rails 55 in the curing kiln and the transverse rails 23 of the main vehicle to return to the proper position on the main vehicle 105 for stopping, waiting for the next transverse mold conveying operation; when the mold 104 needs to leave a certain off-line empty mold operating platform unit or a certain curing kiln unit 50, the primary vehicle 105 of the combined primary and secondary transport vehicle 22 carries a plurality of the secondary vehicles 24, the primary vehicle driving device 25 drives the primary vehicle traveling wheels 26 to travel along the longitudinal rails 21 to reach proper positions inside the sets of longitudinal mold conveying rollers 20 oppositely arranged beside the off-line empty mold operating platform unit or the curing kiln unit 50, and stops at positions where the primary vehicle transverse rails 23 and the off-line empty mold operating platform inner transverse conveying rails 47 or the curing kiln inner transverse rails 55 can be butted, the transverse traveling wheels 49 arranged on each secondary vehicle 24 synchronously rotate to drive each secondary vehicle 24 to synchronously travel along the primary vehicle transverse rails 23 and the off-line empty mold operating platform inner transverse conveying rails 47 or the curing kiln inner transverse rails 55 to proper positions below the mold 104 to be transported and then stop, the mold lifting device 27 on each sub-vehicle 24 drives the mold carrying platform 28 movably arranged at the movable end of the mold lifting device 27 to ascend, the mold 104 positioned above each sub-vehicle 24 is lifted to leave the middle bearing platform 48 and the end bearing platform 46 of the off-line empty mold operating platform unit or the curing kiln unit 50, then the transverse travelling wheels 49 arranged on each sub-vehicle 24 synchronously and reversely rotate to drive each sub-vehicle 24 to travel along the transverse conveying rails 47 in the off-line empty mold operating platform or the transverse rails 55 in the curing kiln and the transverse rails 23 of the main vehicle and return to the proper position on the main vehicle 105 to stop, the mold lifting device 27 on each sub-vehicle 24 drives the mold carrying platform 28 movably arranged at the movable end of the mold lifting device 27 to descend, and the mold 104 is placed on the longitudinal mold conveying rollers 20 oppositely arranged in the equal tread surface waiting method 1, operating longitudinal mold transport rollers 20 to transport the mold 104 longitudinally to the next target location;
4. concrete supply and pouring vibration compaction:
one or more concrete mixers arranged in the mixing operation area 103 are responsible for mixing and preparing concrete, a self-propelled concrete conveying hopper 45 runs along the elevated concrete conveying rail 42 to the position below a discharge port of the concrete mixer to load the mixed concrete, then the self-propelled concrete conveying hopper 45 runs along the elevated concrete conveying rail 42 to the position above a concrete pouring and distributing point of the concrete pouring vibration operation area 6 of the special-shaped member operation area or the concrete pouring vibration operation area 15 of the plate-type member operation area, the concrete is fed to a distributor 43 positioned on the distributing point, when the mould 104 is conveyed to the pouring point by the longitudinal mould conveying rollers 20 oppositely arranged in the method 1, the distributor 43 receives the concrete and then pours the concrete into the mould 104 positioned below the distributor 43, and the vibration table 44 positioned below the mould 104 performs vibration operation, fully exhausting and compacting the concrete to obtain a sufficiently compact concrete member shape, and when concrete pouring vibration compacting operation is carried out by using more than 1 pouring point, applying the method 1 and the method 2 to ensure that the mould 104 is distributed to the idle pouring point to complete concrete pouring and the compacted mould 104 leaves the pouring point under the action of the oppositely arranged longitudinal mould conveying rollers 20;
5. and (3) concrete member maintenance operation in the special-shaped member maintenance operation area 9:
the mold input door 51 of the vacant curing kiln unit 50 in the special-shaped component curing operation area 9 is opened, the mold 104 to be placed in the kiln is sequentially conveyed by the oppositely installed longitudinal mold conveying rollers 20 to the side of the mold input door 51 of the curing kiln unit 50 and stopped at a proper position, the combined master-slave carrier 22 positioned in the longitudinal mold conveying roller channel 8 at the kiln entry end works, the mold 104 is sequentially conveyed to the curing kiln unit 50 and the mold 104 is sequentially placed at a proper position of the end mold supporting platform 46 and the middle mold supporting platform 48 of the curing kiln unit 50, after the curing kiln unit 50 is fully placed with the mold 104, the mold input door 51 and the mold output door 52 of the curing kiln unit 50 are both closed to implement the curing procedure, and the combined master-slave carrier 22 positioned in the longitudinal mold conveying roller channel 8 at the kiln entry end runs along the longitudinal rail 21 to the outside of the curing kiln unit 50 where the mold enters to wait for the mold of the next curing kiln unit 50 to be performed Placing, after the curing procedure is finished, opening a mold output kiln door 52 of the curing kiln unit 50, operating the combined master-slave carrier 22 positioned at the mold output roller channel 1 of the kiln outlet end, sequentially carrying the molds 104 away from the curing kiln unit 50, putting the molds on the treads of the oppositely-mounted longitudinal mold conveying rollers 20 positioned beside the mold output kiln door 52 of the curing kiln unit 50, operating the oppositely-mounted longitudinal mold conveying rollers 20, conveying the molds 104 carrying the members which have finished curing to the next target position, and operating the combined master-slave carrier 22 positioned at the mold output roller channel 1 of the kiln outlet end along the longitudinal rail 21 to the next mold which needs to be carried away from the curing kiln unit 50 to wait for carrying the mold of the next curing kiln unit 50;
6. maintenance of concrete members in the plate member work area 102:
the mold 104 carrying the member which has finished pouring the compacted concrete is ready to enter a certain three-dimensional curing kiln unit 70 for curing, the mold lifting power device 73 arranged in the mold lifting channel 71 is lowered to the position ready to lift the mold 104, the mold gripping mechanism 75 on the mold lifting power device 73 is positioned at the proper height below the mold 104 which is ready to grip and lift, the longitudinal mold conveying rollers 20 which are oppositely arranged work, the mold 104 carrying the member which has finished pouring the compacted concrete enters the lower part of the mold lifting channel 71 of the three-dimensional curing kiln unit 70 from the outside of the three-dimensional curing kiln operation area 18 along the mold conveying channel at the bottom of the three-dimensional curing kiln, the mold lifting power device 73 is lifted, the mold gripping mechanism 75 arranged on the mold lifting power device 73 supports the mold 104 which has just entered the kiln to be lifted, if a plurality of molds 104 which are already positioned in the mold lifting channel 71 are arranged above the mold 104 which has just entered the kiln at the moment, all the molds 104 in the mold lifting channel 71 are lifted synchronously under the support of the mold gripping mechanisms 75 of the mold lifting power devices 73 in the mold lifting channel 71, when all the molds 104 in the mold lifting channel 71 start to lift, the mold grippers 76 of all the mold supporting devices 74 in the mold lifting channel 71 are separated from the position of the supported mold 104 under the action of the self-weight, the automatic spring return mechanism or the mold gripper driving device 77, so that the molds 104 can be lifted over the mold grippers 76, and when the molds 104 in each layer of height in the mold lifting channel 71 are higher than the mold grippers 76 of the corresponding layer of mold supporting devices 74 in the mold lifting channel 71, the mold grippers 76 of all the mold supporting devices 74 in the mold lifting channel 71 are lifted under the self-weight, Or under the action of the automatic spring resetting mechanism or the action of the mold supporting and grabbing driving device 77, the molds 104 in the mold lifting channel 71 reach the positions capable of supporting the molds 104, the mold lifting power devices 73 in the mold lifting channel 71 slightly descend, all the molds 104 in the mold lifting channel 71 are respectively supported by the mold supporting and grabbing devices 76 corresponding to the molds 104, the mold grabbing mechanisms 77 on the groups of the mold lifting power devices 73 in the mold lifting channel 71 are separated from the positions capable of grabbing the molds 104 due to the self-weight action or under the action of the mold grabbing mechanism driving device, and the groups of the mold lifting power devices 73 in the mold lifting channel 71 continuously descend to the positions capable of enabling the groups of the mold lifting power devices 73 in the mold lifting channel 71 to grab and lift the molds 104 next time The height position is stopped, and the next mold 104 entering the vertical curing kiln unit 70 is held by the holding unit, and the mold 104 in the mold lifting path 71 is lifted. The above-described process is repeated, and the molds 104 positioned in the mold lifting path 71 are sequentially lifted to sequentially reach the highest positions that the molds 104 of the mold lifting path 71 can reach.
Before a certain mold 104 in the mold lifting path 71 moves to the highest position of the mold lifting path 1, the retractable mold supporting idlers 81 on the upper portion of the three-dimensional curing kiln unit 70 are retracted to a position not to hinder the mold 104 from being raised by the retractable mold supporting idler retractable driving means 84, the topmost mold 104 is raised by the mold lifting power means 73, when the topmost mold 104 reaches the highest position of the mold lifting path 71, the retractable mold supporting idler retractable driving means 84 of the mold lifting path 71 drives the retractable mold supporting idlers 81 of the mold lifting path 71 to extend to a position capable of supporting the topmost mold 104, the sets of mold lifting power means 73 in the mold lifting path 71 are slightly lowered, the topmost mold 104 falls on the tread surface of the retractable mold supporting idlers 81 of the mold lifting path 71, if powered mold supporting idlers are used, the mold supporting idlers of the mold lifting channel 71 are rotated to horizontally move the topmost mold to the upper portion of the mold lowering channel 72 of the three-dimensional curing kiln unit 70, if non-powered retractable mold supporting idlers 81 are used, a lever power device 86 is used to drive a lever 85 to horizontally move the topmost mold 104 to the upper portion of the mold lowering channel 72 of the three-dimensional curing kiln unit 70, if a moving retractable lifting grip (not shown) is used, the retractable lifting grip of a movable retractable lifting grip device (not shown) of the upper portion of the three-dimensional curing kiln unit 70 is retracted to a position not interfering with the lifting of the mold 104 before a certain mold 104 of the mold lifting channel 71 is moved to the uppermost position of the mold lifting channel 71, the topmost mold 104 is lifted, and when the topmost mold 104 reaches the uppermost position of the mold lifting channel 71, the retractable lifting grab of the movable retractable lifting grab of the mold lifting channel 71 extends to a position where the mold 104 can be grabbed, each set of mold lifting power devices 73 in the mold lifting channel 71 slightly descends, the topmost mold 104 falls onto the retractable lifting grab of the movable retractable lifting grab of the mold lifting channel 71, and the movable retractable lifting grab driving device drives the movable retractable lifting grab to horizontally move so as to drive the topmost mold 104 to horizontally move to a proper position on the upper portion of the mold descending channel 72 of the three-dimensional curing kiln unit 70.
Before a certain topmost mold 104 is about to reach the upper portion of the mold descending path 72 of a certain three-dimensional curing kiln unit 70, the mold gripping mechanisms 77 provided on the sets of mold lifting power devices 73 of the mold descending path 72 are located at appropriate height positions below the height of the topmost mold 104, when the topmost mold 104 reaches the appropriate position of the upper portion of the mold descending path 72, the sets of mold lifting power devices 73 of the mold descending path 72 are slightly raised, the mold gripping mechanisms 77 provided on the sets of mold lifting power devices 73 of the mold descending path 72 lift the topmost mold 104 slightly raised away from the height of the retractable grips of the retractable mold supporting idlers 81 or the retractable lifting devices (not shown) that are moved, the retractable mold supporting idler retractable driving devices 84 of the mold descending path 72 drive the retractable mold supporting idlers 81 away from the position where the topmost mold 104 can be supported, or the telescopic lifting/retracting device can move the telescopic lifting/retracting device to move away from the position capable of supporting the topmost mold 104, the mold lifting/retracting device 77 of the mold descending channel 72 drives the mold lifting/retracting device 76 of the mold supporting device 74 of the mold descending channel 72 to move away from the position capable of supporting the mold 104, then the mold lifting/retracting device 73 of the mold descending channel 72 slightly descends, so that the mold 104 supported by the mold gripping mechanism 75 of the mold lifting/retracting device 73 of the mold descending channel 72 descends to the height position of the mold lifting/retracting device 76 of the corresponding layer height of the mold supporting device 74 of the mold descending channel 72, and the mold lifting/retracting device 77 of the mold descending channel 72 drives the mold supporting device 76 of the mold supporting device 74 of the mold descending channel 72 to the position capable of supporting the mold 104, the sets of the mold lifting power devices 73 of the mold descending path 72 are further lowered to drop the molds 104 of the mold descending path 72 onto the mold catches 76 corresponding to the respective layers of the molds 104 of the mold descending path 72, the sets of the mold lifting power devices 73 of the mold descending path 72 are further lowered, the lowermost mold catch mechanisms 75 of the sets of the mold lifting power devices 73 reaching the mold descending path 72 are slightly lower than the bottom surface of the lowermost mold 104 of the mold descending path 72, the lowermost mold 104 of the mold descending path 72 is dropped onto the tread surface of the longitudinal mold conveying roller 20 or roller (not shown) installed to face the mold descending path 72, or the lowermost mold 104 of the mold descending path 72 is dropped onto the carrier (not shown) previously parked on the bottom mold conveying path of the mold descending path 72, and finally the longitudinal mold conveying roller 20 or roller of the mold descending path 72 is rotated, or a carrier previously parked on the bottom mold transfer lane of the mold descending lane 72 is operated to transfer the lowermost mold 104 of the mold descending lane 72 out of the kiln.
In the process that a mold 104 enters a certain three-dimensional curing kiln unit 70 from a bottom mold conveying channel according to a program, rises along a mold rising channel 71 of the three-dimensional curing kiln unit 70, moves horizontally to the upper part of a mold falling channel 72, descends along the mold falling channel 72, and is discharged from the bottom mold conveying channel, a heating device 90 arranged in the three-dimensional curing kiln unit 70 supplies heat to the three-dimensional curing kiln unit 70 under the control of a temperature detection control system, a temperature vertical distribution gradient along the height direction of the three-dimensional curing kiln unit 70 is formed in the three-dimensional curing kiln unit 70, the temperature of the lower part of the three-dimensional curing kiln unit 70 is lower, the temperature of the upper part of the three-dimensional curing kiln unit 70 is higher, and the temperature of concrete poured in the mold 104 is increased, kept constant and reduced during the process that the mold 104 is lifted, horizontally moved and lowered in the three-dimensional curing kiln unit 70, finally, the concrete in the mould 104 reaches the demoulding strength, is taken out of the kiln to wait for demoulding to obtain a finished concrete prefabricated part, and if a heat preservation door at the bottom of the shaft kiln is used, the mould 104 is opened and closed at proper time when entering and exiting the three-dimensional curing kiln so as to further save energy;
7. producing a common concrete special-shaped member in the special-shaped member operation area 101:
in the special-shaped member operation area 101, the first hollow operation longitudinal mold conveying roller channel 2 and the second hollow operation longitudinal mold conveying roller channel 5 are longitudinal mold conveying roller channels for hollow operation, corresponding hollow operation operations such as mold removal, mold release, mold cleaning, mold release agent coating, mold closing, reinforcement cage installation, embedded part installation and the like are carried out by using corresponding machines or manual methods while the mold 104 is longitudinally moved along the hollow operation longitudinal mold conveying roller channels by using the method 1, if some molds 104 cannot timely complete the corresponding hollow operation operations during the operation along the hollow operation longitudinal mold conveying roller channels, the mold 104 is carried away from the hollow operation longitudinal mold conveying roller channels by using the method 3 by operating the master-slave mold transport vehicle 22 located in the hollow operation longitudinal mold conveying roller channels, the method comprises the steps of putting the concrete into an idle off-line empty mould operating platform 3, putting the mould 104 back to an empty mould operating longitudinal mould conveying roller channel by a master-slave mould carrier 22 after the off-line empty mould operating platform 3 finishes corresponding long-time empty mould operating operation, continuing to circulate, after the mould 104 finishes the empty mould operating operation, using the method 1, enabling the mould 104 to be conveyed to a special-shaped component operating area concrete pouring vibration operating area 6 along the oppositely-arranged longitudinal mould conveying rollers 20, meanwhile, preparing and supplying the concrete by using the method 4 in the concrete pouring vibration operating area 6 in a stirring operating area 103 and the special-shaped component operating area, pouring the concrete into the mould 104, simultaneously performing vibration compaction, then using the method 1, enabling the mould 104 to be conveyed to the special-shaped component curing operating area 9 along the oppositely-arranged longitudinal mould conveying rollers 20, in the application method 5, the mold 104 is maintained in a static state in one curing kiln unit 50 in the special-shaped member operation area 9, when a plurality of groups of concrete prefabricated members with different final setting strengths are required to be produced simultaneously, the mold 104 carrying the concrete prefabricated members with different final setting strengths is put into different curing kiln units 50, a preset curing program suitable for the final setting strength member is called for curing, after curing is finished, the method 1 is applied, the mold 104 is returned to the first hollow mold operation longitudinal mold conveying roller channel 2 along the longitudinal mold conveying rollers 20 which are oppositely arranged, demolding is carried out after demolding operation to obtain the concrete prefabricated member, when the expanded hollow mold operation longitudinal mold conveying roller channel is used, after curing, the method 1 and the method 2 are applied, the mold 104 is returned to any one of the two first hollow mold operation longitudinal mold conveying roller channels 2 A roller conveying channel, demoulding is carried out after the mould removing operation to obtain a concrete prefabricated part, and in the production operation process, when the mould 104 needs to be transversely moved from one group of departure point longitudinal mould conveying rollers 20 to another group of target point longitudinal mould conveying rollers 20 arranged in parallel with the departure point longitudinal mould conveying rollers 20 by using a mould transverse moving device 29, the transverse movement of the mould 104 is carried out by using the mould transverse moving device 29 by using the method 2;
8. producing a plate type concrete member in the special-shaped member operation area 101:
referring to fig. 7, in the special-shaped member working area 101, a stacking device 107 and a unstacking device 108 are additionally arranged between the special-shaped member maintenance working area 9 and the kiln inlet front mold transverse moving channel 7, the stacking device 107 is connected with the kiln inlet end longitudinal mold conveying roller channel 8, after the corresponding empty mold operation of the mold 104 is completed by adopting a method combining the online empty mold operation and the offline empty mold operation by applying the method 1, the mold 104 is subjected to concrete pouring vibration compaction operation, then the mold 104 is conveyed to the stacking device 107 by applying the method 1, the stacking device 107 receives a piece of mold 104 carrying the poured vibration compaction concrete, the lifting claw of the stacking device 107 is lowered to the height capable of grabbing and lifting the mold 104 in the retreating state, and then the lifting claw of the stacking device 107 enters the lower part of the side surface of the piece of mold 104, the lifting claw of the palletizing device 107 is lifted to lift the mould 104 to a height higher than that of the next mould 104 which is provided with the mould supporting device and is going to enter the palletizing device 107, then the next mould 104 which is provided with the mould supporting device and is going to enter the palletizing device 107 is made to enter the palletizing device 107 by applying the method 1, the lifting claw of the palletizing device 107 lowers the previous mould 104 to a height capable of grabbing the next mould 104 after the lifting claw of the palletizing device 107 lowers the previous mould 104 to a position just above the mould 104 which is provided with the mould supporting device and has just entered the palletizing device 107, the lifting claw of the palletizing device 107 is retreated to leave the position capable of grabbing the mould 104, the mould which is provided with the mould supporting device and is the other mould 104 is waiting to be grabbed and taken off to enter the palletized device 107, the operation process of the palletizing device 107 is repeated until a plurality of moulds 104 which are provided with the mould supporting device and are used for pouring the vibrated 50, the method 1 is used, the piled up moulds 104 carrying the poured vibration dense concrete leave the piling equipment 107 and enter the kiln inlet end longitudinal mould conveying roller passage 8, then the method 5 is used for implementing maintenance of the piled up moulds 104 carrying the poured vibration dense concrete, after the maintenance is finished, the method 1 is used for enabling the piled up moulds 104 carrying the concrete components carrying the maintenance to run through the kiln outlet end longitudinal mould conveying roller passage 1 and reach the unstacking equipment 108, the lifting claw of the unstacking equipment 108 is lowered to the height capable of grabbing and lifting the bottom second layer of moulds 104 in the retreating state, then the lifting claw of the unstacking equipment 108 enters the lower part of the side surface of the piece of mould 104, the lifting claw of the unstacking equipment 108 is slightly raised to lift the mould 104 and the moulds 104 above, the bottom second layer of mould 104 leaves the mould supporting device of the bottom mould 104, then, the first method is applied, the longitudinal mold conveying roller 20 oppositely installed on the bottom mold 104 leaves the unstacking equipment 108, enters the first empty mold operation longitudinal mold conveying roller channel 2, and is demolded after the demold operation to obtain the plate type concrete prefabricated part, then the operation process of the unstacking equipment 108 is repeated until a plurality of molds 104 carrying the poured vibration compact concrete are put into the first empty mold operation longitudinal mold conveying roller channel 2 one by one, and the plate type concrete prefabricated part is obtained after the demold operation, when the expansion empty mold operation longitudinal mold conveying roller channel is used, the unstacking equipment 108 can be arranged at the front end of the longitudinal mold conveying roller channel only when one empty mold operation is used, and all stacked molds 104 carrying the poured vibration compact concrete and needing the unstacking operation are sent to the unstacking equipment 108 for unstacking operation, or the unstacking equipment 108 can be arranged at the front end of the longitudinal mould conveying roller channel in the empty mould operation of each empty mould operation, and the piled mould 104 which needs to be unstacked and is carried with the poured vibration dense concrete can be sent to any unstacking equipment 108 for unstacking operation;
9. producing concrete members needing secondary concrete pouring in the special-shaped member operation area 101:
when concrete members requiring secondary concrete pouring are required to be produced in the special-shaped member operation area 101, after the molds 104 carrying the primary concrete pouring are obtained by the methods 1, 2, 3 and 4, the molds 104 carrying the primary concrete pouring are conveyed to the mold transverse moving device 29 arranged on the mold transverse moving channel 7 before kiln entering by the method 1, then the molds 104 carrying the primary concrete pouring are returned to the longitudinal mold conveying roller channel 2 by the method 2, the empty mold operation required to be carried out before the secondary concrete pouring is circulated and the secondary concrete pouring is carried out by the methods 1, 2, 3 and 4, and then the concrete prefabricated members requiring secondary concrete pouring are obtained by curing by the method 5, if the product height of the concrete prefabricated members requiring secondary concrete pouring is small, then the mould 104 can be stacked by using the method 8 and then maintained by using the method 5, after the maintenance is finished, the mould 104 is unstacked by using the method 8, and then the mould stripping and demoulding operation is carried out to obtain the concrete prefabricated part needing the secondary pouring operation;
10. producing single-layer concrete board members in the board member operation area 102:
in the plate member operation area 102, the third hollow operation longitudinal mold transport roller channel 10, the fourth hollow operation longitudinal mold transport roller channel 12 and the fifth hollow operation longitudinal mold transport roller channel 14 are longitudinal mold transport roller channels for hollow operation, the method 1 is used to perform corresponding hollow operation operations such as mold removal, mold release, mold cleaning, mold release coating, mold closing, reinforcement cage installation, embedded part installation and the like while the mold 104 is moving longitudinally along the hollow operation longitudinal mold transport roller channels, if some molds 104 cannot complete corresponding hollow operation operations in time during the operation along the hollow operation longitudinal mold transport roller channels, the method 3 is used to operate the master-slave mold transport vehicle 22 located in the hollow operation longitudinal mold transport roller channels to remove the mold 104 from the hollow operation longitudinal mold transport roller channels, the method comprises the steps of putting the concrete into an idle off-line empty mold operating platform 11, putting the mold 104 back to an empty mold operation longitudinal mold conveying roller channel by a master-slave mold transport vehicle 22 after the off-line empty mold operating platform 11 completes corresponding long-time empty mold operation, continuing to circulate, after the mold 104 completes the empty mold operation, using the method 1, enabling the mold 104 to be conveyed to a slab member operation region concrete pouring vibration operation region 15 along oppositely-installed longitudinal mold conveying rollers 20, meanwhile, using the method 4 to prepare and supply the concrete in a stirring operation region 103 and a slab member operation region concrete pouring vibration operation region 15, pouring the concrete into the mold 104, simultaneously performing vibration compaction, then using the methods 1 and 2, distributing the mold 104 into a three-dimensional kiln operation region 18 by using the oppositely-installed longitudinal mold conveying rollers 20 and a mold transverse moving device 29 installed on a mold transverse moving channel 19 before three-dimensional kiln curing The method 6 is used, the mold 104 is maintained in a certain three-dimensional curing kiln unit 70 in the three-dimensional curing kiln operation area 18 by standard procedures, when a plurality of groups of concrete prefabricated components with different final setting strengths need to be produced simultaneously, the mold 104 carrying the concrete prefabricated components with different final setting strengths is sent to different three-dimensional curing kiln units 70, a preset curing procedure suitable for the final setting strength component is called for curing, after curing, the mold 104 is sent back to the third hollow mold operation longitudinal mold conveying roller passage 10 by using the method 1 and the method 2, the concrete prefabricated component is obtained after demolding operation, when the hollow mold operation longitudinal mold conveying roller passage is used for expanding hollow mold operation, after curing procedure, the method 1 and the method 2 are used, the mold 104 is sent back to any one of the two third hollow mold operation longitudinal mold conveying roller passages 10 The conveying roller channel 10 is demolded after the demolding operation to obtain a concrete prefabricated part, and in the production operation process, when the mold 104 needs to be transversely moved from one group of departure point longitudinal mold conveying rollers 20 to another group of target point longitudinal mold conveying rollers 20 arranged in parallel with the departure point longitudinal mold conveying rollers 20 by using the mold transverse moving device 29, the transverse movement of the mold 104 is implemented by using the mold transverse moving device 29 by using the method 2;
11. producing a secondary laminated hollow concrete member in the plate member operation area 102:
in the plate member operation area 102, the a-sheet mold carrying the finished product of the double-sided laminated concrete prefabricated member (hereinafter referred to as a-sheet mold) leaves the three-dimensional curing kiln unit 70 after the curing procedure is completed, the a-sheet mold carrying the finished product of the double-sided laminated concrete prefabricated member is made to flow to the third hollow mold operation longitudinal mold conveying roller channel 10, the fourth hollow mold operation longitudinal mold conveying roller channel 12, the plate member operation area end mold transverse movement channel 13 and the fifth hollow mold operation longitudinal mold conveying roller channel 14 by using the method 1 and the method 2, the a-sheet mold carries out corresponding hollow mold operation operations such as mold removal, mold release, mold cleaning, mold release agent coating, mold closing, reinforcement cage installation, embedded part installation and the like by using corresponding machines or by manual methods during the flow of the a-sheet mold along the above area, if some of the a-sheet molds cannot complete the corresponding hollow mold operation in time during the operation along the hollow mold operation longitudinal mold conveying roller channels, then, in the operation method 3, the master-slave mold transporting carriage 22 located in the above-mentioned empty mold operation longitudinal mold transporting roller passage is operated to move the a-sheet mold away from the above-mentioned empty mold operation longitudinal mold transporting roller passage and to throw it into the vacant offline empty mold operation station 11, the a-sheet mold is thrown back to the empty mold operation longitudinal mold transporting roller passage by the master-slave mold transporting carriage 22 after the completion of the corresponding long-time empty mold operation at the offline empty mold operation station 11 and continues to circulate, and after the a-sheet mold completes the empty mold operation, the method 1 is operated to cause the a-sheet mold to be delivered to the slab member operation region concrete casting vibration operation region 15 at the longitudinal mold transporting rollers 20 installed in opposite directions, and at the same time, the concrete preparation and supply are performed by the operation method 4 at the concrete casting vibration operation region 15 at the stirring operation region 103 and the slab member operation region, pouring a proper amount of concrete into the A-page mould, vibrating and compacting simultaneously to obtain an A-page concrete sheet, then using the method 1, enabling the A-page mould carrying the A-page concrete sheet to be sent to the upper part of a vibrating and laminating device 66 of a secondary laminating operation area 16 along a longitudinal mould conveying roller 20 which is oppositely arranged, enabling the B-page mould which runs behind the A-page mould and carries the B-page concrete sheet which is subjected to curing and achieves the demoulding strength and contains exposed reinforcing steel bars to be sent out from a three-dimensional curing kiln unit 70, using the method 1 and the method 2, enabling the B-page mould to run to pass through a third hollow mould operation longitudinal mould conveying roller channel 10 to reach the secondary laminating operation area 16, and carrying out corresponding operation before demoulding and lifting operation for the B-page concrete sheet in the B-page mould by workers or related peripheral equipment during the process that the B-page mould passes through the third hollow mould operation longitudinal mould conveying roller channel 10, if a turning system consisting of the in-line mold turning device 64 and the component turning device 65 is used, when the B-sheet mold is brought above the in-line mold turning device 64 using method 1, the in-line mold turning device 64 is operated to turn the B-sheet mold to an angle at which the B-sheet concrete sheet in the B-sheet mold can be lifted and horizontally moved in a vertical state, the lifting device 60 located in the secondary stacking operation area 16 takes out the B-sheet concrete sheet from the B-sheet mold and drops the B-sheet concrete sheet onto the member turning device 65 located in the secondary stacking operation area 16, the member turning device 65 is operated to turn the B-leaf concrete sheets from a vertical state to a state in which the exposed reinforcing bars are downward, the lifting device 60 lifts the B-sheet concrete from the member-turning device 65 in preparation for placement on the a-sheet concrete on the vibratory overlapping device 66; if a turnover system composed of a 180-degree turnover device is adopted, the lifting device 60 lifts the B-page concrete thin plate from the B-page mould and puts the B-page concrete thin plate on the 180-degree turnover device, the 180-degree turnover device acts to turn the B-page concrete thin plate 180 degrees, so that the B-page concrete thin plate is in a state that exposed steel bars are downward, the lifting device 60 lifts the B-page concrete thin plate to be put on the A-page concrete thin plate on the vibration superposition device 66, the lifting device 60 hanging the B-page concrete thin plate runs above the A-page mould on the vibration superposition device 66 in the secondary superposition operation area 16, the demoulding lifting device 60 puts the B-page concrete thin plate on a proper position on the A-page mould, the vibration superposition device 66 starts to vibrate and is guided by the thin plate assembly guiding device, the exposed steel bars of the B-page concrete thin plate are penetrated into the proper position in the plain concrete in the A-page mould to complete secondary superposition, then the method 1 and the method 2 are applied to ensure that the demoulded B-page mould leaves the secondary superposition operation area 16 and enters a fourth empty mould operation longitudinal mould conveying roller channel 12, a plate member operation area tail mould transverse moving channel 13 and a fifth empty mould operation longitudinal mould conveying roller channel 14, and in the process that the demoulded B-page mould runs along the fourth empty mould operation longitudinal mould conveying roller channel 12, the plate member operation area tail mould transverse moving channel 13 and the fifth empty mould operation longitudinal mould conveying roller channel 14, relevant equipment or a manual method is used for carrying out corresponding mould cleaning, demoulding agent coating, steel bar cage installation, embedded part installation and other casting front empty mould operation operations on the demoulded B-page mould, then, the B-page moulds which are demolded reach a concrete pouring vibration working area 15 of a plate member working area by using a method 1 and a method 2, the concrete pouring of the B-page moulds is vibrated and compacted by using a method 4 to obtain B-page concrete sheets containing exposed reinforcing steel bars, the A-page moulds carrying the secondary overlapped members are sent to a mould transverse moving device 29 arranged in a front mould transverse moving channel 17 of the three-dimensional curing kiln of the plate member working area by using the longitudinal mould conveying rollers 20 which are oppositely arranged by using the method 1 and the method 2, the A-page moulds carrying the secondary overlapped members are transversely moved to a bottom longitudinal mould conveying roller channel of the three-dimensional curing kiln to enter by using the mould transverse moving device 29 arranged in the front mould transverse moving channel 17 of the three-dimensional curing kiln, and then the concrete members in the A-page moulds carrying the secondary overlapped members are cured by using the method 6, then, by applying the method 1 and the method 2, the A-page mould carrying the secondary overlapping component with the demolding strength reaches the third hollow-mould operation longitudinal mould conveying roller channel 10, the A-page mould carrying the secondary overlapping component with the demolding strength is demolded and demolded in the running process of the third hollow-mould operation longitudinal mould conveying roller channel 10 to obtain the secondary overlapping component with the demolding strength, and the B-page mould carrying the B-page concrete sheet containing exposed reinforcing steel bars which is just finished with concrete pouring and runs behind the A-page mould enters the to-be-entered three-dimensional curing kiln bottom longitudinal mould conveying roller channel by applying the method 1 and the method 2, and then, by applying the method 6, the B-page concrete sheet containing the exposed reinforcing steel bars for secondary overlapping is obtained by curing;
12. producing multi-layer concrete members in a slab member work area 102 by multiple casting:
in the plate member operation area 102, the third hollow operation longitudinal mold transport roller channel 10, the fourth hollow operation longitudinal mold transport roller channel 12 and the fifth hollow operation longitudinal mold transport roller channel 14 are longitudinal mold transport roller channels for hollow operation, the method 1 is used to perform corresponding hollow operation operations such as mold removal, mold release, mold cleaning, mold release coating, mold closing, reinforcement cage installation, embedded part installation and the like while the mold 104 is moving longitudinally along the hollow operation longitudinal mold transport roller channels, if some molds 104 cannot complete corresponding hollow operation operations in time during the operation along the hollow operation longitudinal mold transport roller channels, the method 3 is used to operate the master-slave mold transport vehicle 22 located in the hollow operation longitudinal mold transport roller channels to remove the mold 104 from the hollow operation longitudinal mold transport roller channels, the concrete is poured into an idle off-line empty mold operating platform 11, the mold 104 is poured back to an empty mold operation longitudinal mold conveying roller channel by a master-slave mold transport vehicle 22 to continue to circulate after the off-line empty mold operating platform 11 finishes the corresponding long-time empty mold operation, after the mold 104 finishes the empty mold operation, the mold 104 is sent to a slab member operation area concrete pouring vibration operation area 15 along the oppositely-installed longitudinal mold conveying rollers 20 by using the method 1, meanwhile, the concrete is prepared and supplied by using the method 4 in the concrete pouring vibration operation area 15 in the stirring operation area 103 and the slab member operation area, the concrete is poured into the mold 104, the first concrete pouring operation is finished by vibration compaction, and then the method 1 is used, so that the mold 104 is sent to a slab member operation area three-dimensional curing kiln front mold transverse moving channel 17 along the oppositely-installed longitudinal mold conveying rollers 20, the method 1 and the method 2 are applied, the mold 104 carrying the first concrete pouring is sent to the fourth hollow operation longitudinal mold conveying roller channel 12, the plate member operation area end mold transverse moving channel 13 and the fifth hollow operation longitudinal mold conveying roller channel 14 for the second time, the mold 104 carrying the first concrete pouring is carried out the corresponding hollow operation which should be carried out before the second concrete pouring by using the corresponding machine or by manual mode while the mold 104 carrying the first concrete pouring is moved longitudinally along the hollow operation longitudinal mold conveying roller channel, if some molds 104 can not complete the corresponding hollow operation in time in the process of running along the hollow operation longitudinal mold conveying roller channel, the method 3 is applied, the master-slave mold transport vehicle 22 positioned in the hollow operation longitudinal mold conveying roller channel is operated to carry the mold 104 away from the hollow operation longitudinal mold conveying roller channel, the method comprises the steps of putting the concrete into an idle off-line empty mould operation platform 11, putting the mould 104 back to an empty mould operation longitudinal mould conveying roller channel by a master-slave mould carrier 22 after the off-line empty mould operation platform 11 finishes corresponding long-time empty mould operation, continuously circulating, after the mould 104 finishes the empty mould operation, using the method 1, enabling the mould 104 to be conveyed to a slab member operation region concrete pouring vibration operation region 15 along oppositely-arranged longitudinal mould conveying rollers 20, meanwhile, using the method 4 to prepare and supply concrete in a concrete pouring vibration operation region 15 in a stirring operation region 103 and a slab member operation region, pouring the concrete into the mould 104, simultaneously carrying out vibration compaction to finish secondary concrete pouring operation, using the methods 1 and 2, conveying the mould 104 which finishes the secondary concrete pouring operation to a three-dimensional curing kiln operation region 18, by using the method 6, the mold 104 which completes the secondary concrete pouring operation is cured by a standard program in one of the three-dimensional curing kiln units 70 in the three-dimensional curing kiln operation area 18, when a plurality of groups of secondary poured concrete prefabricated parts with different final setting strengths need to be produced simultaneously, the mold 104 carrying the secondary poured concrete prefabricated parts with different final setting strengths is sent to different three-dimensional curing kiln units 70, a preset curing program suitable for the final setting strength members is called for curing, after the curing is finished, the mold 104 carrying the secondary poured concrete members with the demolding strength is sent back to the third hollow mold operation longitudinal mold conveying roller passage 10 by using the methods 1 and 2, and the concrete prefabricated parts which are subjected to secondary concrete pouring are obtained by demolding after the demolding operation;
13. producing a concrete precast element with a projected dimension smaller than the dimension of a mould chassis that can be circulated on a production line:
no matter the special-shaped member operation area 101 and the plate member operation area 102 are used, when a concrete prefabricated member with a projection size smaller than the size of a mold chassis capable of being circulated on a production line needs to be produced, a plurality of small-size mold cavity structures can be arranged on the mold chassis with the size capable of being circulated on the production line to form a combined mold, and the multipurpose concrete prefabricated member production line provided by the embodiment is used for producing the combined mold.
The invention has reasonable and ingenious structural design, is provided with a special-shaped component operating area provided with a multi-connected independent plane curing kiln and a plate component operating area provided with a multi-connected three-dimensional curing kiln, the multi-connected independent plane curing kiln of the special-shaped component operating area can respectively contain components with different curing systems, the heating curing is carried out by adopting a differentiated curing system, a door is closed after a mold is fully arranged in the kiln to start heating curing, the door is opened after cooling, and the component mold is output out of the curing kiln, thereby solving the problems that the hot air loss and the instantaneous temperature change exceed the standard requirements when the tunnel curing kiln door is opened in the prior art, realizing that the components with different curing systems can be put into different curing kilns in the special-shaped component operating area to carry out differentiated low-cost curing meeting the standard requirements The top is sealed and insulated by a fixed or movable cover top, the upper parts of a mould ascending channel and a mould descending channel of a curing vertical kiln unit are provided with a top mould transverse moving device, a connecting rod of a power device of the top mould transverse moving device transmits horizontal moving power of a top mould to the inside of the curing vertical kiln through a sealed connecting hole so as to control hot air in the transverse three-dimensional curing kiln of the top mould not to leak, the curing energy consumption of the three-dimensional curing kiln is low, the mould in the three-dimensional curing kiln independently ascends and descends, the mould does not need to be provided with a supporting mechanism, the self weight of the mould is light, the cost of the mould is low, the effective utilization rate of the area of the mould is high, the three-dimensional curing kiln can run without fully arranging the mould in the ascending and descending channels of the three-dimensional curing kiln, the difficulty of production organization management is reduced, and the multi-connected three-dimensional curing kilns of a multi-connected, the invention relates to a longitudinal mould conveying roller wheel, a circulating chain mould transverse moving device and a mother vehicle and a son vehicle in a combined son-mother vehicle are matched to work, and an off-line empty mould operating platform is creatively arranged at the same time, so that the problem that a certain mould requiring long-time empty mould operation generated when a plurality of moulds requiring different empty mould operation time are simultaneously arranged on a set of production line at high speed is prevented from normally flowing behind the mould requiring short-time empty mould operation time is solved through the matching of on-line empty mould operation and off-line empty mould operation, and the design of the empty mould operating platform and an intermediate mould supporting platform of a special-shaped component operating area curing kiln enables the mould to be in off-line empty mould operation In the process of placing the maintenance kilns in the operation areas of the platforms and the special-shaped components, the distance between the supporting points of the molds is reduced, the bearable gravity bending moment of the molds can be reduced, so that the dead weight of the molds is reduced, the investment of the molds is reduced, after the dead weight of the molds is reduced, the design loads of all mold supporting and circulating power systems are reduced, the total investment is reduced, and the manufacturing difficulty of equipment is reduced The hollow multiple-pouring concrete prefabricated part has the advantages that with the support of the hollow multiple-pouring concrete prefabricated part mould, the concrete prefabricated part moulds with the body sizes capable of entering the curing kiln are all put into a production line for efficient circulation production, a fixed mould production mode which cannot be avoided by the traditional process is avoided, the turnover rate of the moulds is improved, the occupied workshop area is reduced, the use times of hoisting equipment are reduced, the running distance of the hoisting equipment is shortened, the curing energy consumption is reduced, the influence of equipment faults on the production line yield is greatly reduced, the difficulty of equipment maintenance and maintenance is reduced, the production cost of the concrete prefabricated part is greatly reduced, and meanwhile, the capability of the production process for meeting the production standard and standard requirements of the concrete prefabricated part is improved.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any manner. Those skilled in the art can make many possible variations and modifications to the invention using the above disclosed technical means and teachings, or can modify equivalent embodiments with equivalent variations, without departing from the scope of the invention. Therefore, all equivalent changes made according to the shape, structure and principle of the present invention without departing from the technical scheme of the present invention shall be covered by the protection scope of the present invention.
Claims (10)
1. The utility model provides a multipurpose precast concrete component production line which characterized in that: the concrete mixer comprises a special-shaped member operation area, a plate member operation area and a concrete mixing operation area, wherein a plurality of concrete pouring and distributing points are respectively arranged in the special-shaped member operation area and the plate member operation area, a plurality of concrete mixing main machines are arranged in the concrete mixing operation area, an overhead concrete conveying track extending to the lower part of a discharge port of the concrete mixer is arranged above the concrete pouring and distributing points, a self-propelled concrete conveying hopper is movably arranged on the overhead concrete conveying track, a plurality of distributing machines and a plurality of vibrating tables are arranged at the concrete pouring and distributing points, the self-propelled concrete conveying hoppers arranged on the overhead concrete conveying track are used for supplying concrete to distributing machines arranged on the concrete pouring and distributing points of the special-shaped member operation area and the plate member operation area respectively after receiving concrete from a feed port of the concrete mixing main machine arranged in the concrete mixing operation area, and after receiving the concrete, each distributing machine carries out pouring on the moulds positioned on each vibrating table, and each vibrating table positioned below the mould carries out vibration compaction in time.
2. The multipurpose concrete precast element production line according to claim 1, wherein the profile element working area and the slab element working area include a plurality of longitudinal mold conveying roller passages including a plurality of mold traverse passages including a plurality of off-line empty mold operating stations, longitudinal mold conveying roller sets arranged in opposite directions are provided in the longitudinal mold conveying roller passages, circulating chain mold traverse devices are provided in the mold traverse passages, the longitudinal mold conveying roller sets arranged in opposite directions and the circulating chain mold traverse devices are arranged in a staggered manner, longitudinal rails are provided on the inner sides of the longitudinal mold conveying roller sets arranged in the longitudinal mold conveying roller passages beside the off-line empty mold operating stations, and a combined parent-subsidiary vehicle consisting of a parent vehicle and two or more subsidiary vehicles is movably provided on the longitudinal rails, the off-line empty mold operating platform comprises two end mold supporting platforms and an intermediate mold supporting platform, a transverse rail is arranged between every two adjacent mold supporting platforms, and the transverse rail is in butt joint with a transverse rail of a mother vehicle of the combined primary and secondary carrier.
3. The multipurpose concrete precast element production line according to claim 1 or 2, wherein a plurality of combined curing kiln units arranged in parallel are arranged in the special-shaped element working area, the combined curing kiln units arranged in parallel adopt a mode of opening doors at two ends or opening doors at one end, and when the mode of opening doors at two ends is adopted, a mold input kiln door and a mold output kiln door are respectively arranged corresponding to the mold input end and the mold output end of the curing kiln unit; correspond the outside of mould input kiln door sets up into the vertical mould of kiln end and carries the running roller passageway, corresponds the outside of mould output kiln door sets up out the vertical mould of kiln end and carries the running roller passageway, advance the vertical mould of kiln end and carry the running roller passageway with it is vertical to go out the mould longitudinal transportation roll table and respectively by two subtend settings the power running roller is constituteed, two subtend settings the power running roller inboard sets up vertical track and supplies the mother car of joint primary and secondary carrier carries out longitudinal movement.
4. The multipurpose precast concrete unit production line of claim 3, wherein end mold supports are provided at a lower portion of the curing kiln unit along a wall of the curing kiln unit, an intermediate mold support is provided between two of the end mold supports, an in-kiln transverse rail is provided between two adjacent mold supports, each set of the in-kiln transverse rail is composed of a steel bar rail, the in-kiln transverse rail is butted against a parent car transverse rail of the combined parent and child carrier so that the child car of the combined parent and child carrier can shuttle the molds into and out of the combined curing kiln unit, and a heating device provided in each curing kiln unit supplies heat as needed to perform differentiated curing of the concrete units.
5. The multipurpose precast concrete unit production line according to claim 4, wherein a kiln-entry front mold lateral movement passage required for producing precast concrete units requiring secondary concrete pouring is provided as required in the profiled unit working area so that the molds are returned to the empty mold operating area again for the second pre-pouring circulation after the first concrete pouring is completed, an expanded longitudinal mold transfer roller passage for the empty mold operating operation is provided as required in the profiled unit working area so as to further increase the mold accommodating number of the production line, when the expanded longitudinal mold transfer roller passage for the empty mold operating operation is provided, a kiln-exit end mold lateral movement passage is increased so as to respectively allocate transfer molds to two longitudinal mold transfer roller passages for the empty mold operating operation, and a palletizing apparatus and an unstacking apparatus are provided as required in the profiled unit working area so as to distribute transfer molds to concrete structures having a small height as required And conveying the stacked molds into each curing kiln unit for curing, and after curing, unstacking the molds one by one and conveying the unstacked molds to a longitudinal mold conveying roller channel for empty mold operation.
6. The multipurpose precast concrete unit production line according to claim 1 or 2, wherein a plurality of combined three-dimensional curing kiln units for lifting movement and top horizontal movement of molds in the kiln are arranged in the plate member working area, the plurality of three-dimensional curing kiln units are arranged in series or in parallel or are arranged in series and then in parallel, the plurality of three-dimensional curing kiln units carry out differentiated concrete member curing on precast concrete members with different curing system requirements, any one group of curing vertical kiln units comprise a three-dimensional curing kiln bottom mold conveying channel and a kiln body structure of a heating curing mold moving vertical kiln correspondingly arranged on the three-dimensional curing kiln bottom mold conveying channel, the periphery of the kiln body structure is sealed and insulated by a wall body and a fixed or movable cover top above the bottom mold inlet and outlet channel, and the mold is conveyed from the outside of the three-dimensional curing kiln unit along the longitudinal direction of the mold to a roller channel and a rolling shaft channel or is carried by a carrier to enter a mold conveying channel at the bottom of the three-dimensional curing kiln unit.
7. The multipurpose concrete precast element production line according to claim 6, wherein when a mold entry manner using a mold rollgang and a roller is adopted, a mold rollgang or a roller is provided at a lower portion of the stereoscopic curing kiln unit along a mold entry traveling direction, when a cart carrying a mold is adopted to enter a bottom mold transfer passage of the stereoscopic curing kiln unit, the bottom mold transfer passage of the stereoscopic curing kiln unit is used as a cart traveling passage, when the cart is a rail transfer vehicle, a rail for the rail transfer vehicle to travel is provided at the bottom mold transfer passage of the curing kiln unit, a mold ascending passage and a mold descending passage are provided in each of the stereoscopic curing kiln units, a mold ascending power device and a mold supporting device are provided in each of the mold ascending passage and the mold descending passage, and heating devices are provided in the mold ascending passage and the mold descending passage, the upper parts of the mould ascending channel and the mould descending channel are provided with a top mould transverse moving device, each group of mould ascending and descending power devices in the same mould ascending channel or the same mould descending channel cooperate to do synchronous ascending or synchronous descending actions, and the mould ascending and descending power devices and the mould supporting device cooperate to realize that the mould is independently lifted step by step in a certain mould ascending channel or independently descended step by step in a certain mould descending channel.
8. The multipurpose concrete precast element production line as recited in claim 7, wherein the link of the traverse power means of the top mold traverse means transmits the horizontal movement power of the top mold to the inside of the curing shaft through the sealed connection hole to manipulate the traverse of the top mold, the mold traverse means is in the form of a retractable mold supporting idler plus mold lifting lever mechanism or in the form of a movable retractable lifting grip, a plurality of curing shaft units independently use one lifting lever power means or one retractable lifting grip and retractable lifting grip driving means, or a plurality of curing shaft units share one lifting lever power means or one retractable lifting grip and retractable lifting grip driving means.
9. A multipurpose precast concrete unit production line according to claim 1 or 2, wherein when a secondary overlapping precast concrete unit is to be produced, a secondary overlapping operation area is provided in the slab type unit operation area, a secondary overlapping apparatus is provided in the secondary overlapping operation area, the secondary overlapping apparatus includes a lifting apparatus composed of a lower crown block and a vacuum chuck or a mechanical hanger hung by the lower crown block, the secondary overlapping apparatus further includes a turning system composed of an in-line mold turning apparatus and a unit turning apparatus or a 180-degree turning apparatus.
10. Use of the multipurpose concrete precast element production line according to any one of claims 1 to 9, characterized in that it comprises the following production steps:
step 1, conveying a roller die to move longitudinally by using a longitudinal die, transversely moving the die by using a die transverse moving device, passing the die in and out of an off-line empty die operating platform unit and a curing kiln unit of a special-shaped member curing operating area by using a combined primary and secondary carrier, supplying concrete by using a concrete stirring device, performing pouring vibration compaction by using a pouring vibration device, performing concrete member curing operation by using a combined curing kiln in the special-shaped member curing operating area, and producing a concrete special-shaped member in the special-shaped member operating area;
step 2, conveying roller molds to move longitudinally by using a longitudinal mold, performing transverse movement of the molds by using a mold transverse moving device, performing mold access and exit of an off-line empty mold operating platform unit and a curing kiln unit of a special-shaped member curing operating area by using a combined primary and secondary carrier, performing concrete supply by using a concrete stirring device, performing casting vibration compaction by using a casting vibration device, performing concrete member curing operation by using a combined curing kiln in the special-shaped member curing operating area, and producing plate-type concrete members in the special-shaped member operating area;
step 3, conveying roller molds to move longitudinally by using a longitudinal mold, performing transverse movement of the molds by using a mold transverse moving device, performing mold access and exit of an off-line empty mold operating platform unit and a curing kiln unit of a special-shaped member curing operating area by using a combined primary and secondary carrier, performing concrete supply by using a concrete stirring device, performing casting vibration compaction by using a casting vibration device, performing concrete member curing operation by using a combined curing kiln in the special-shaped member curing operating area, and producing concrete members needing secondary concrete casting in the special-shaped member operating area;
step 4, conveying roller molds to move longitudinally by using a longitudinal mold, performing transverse movement of the molds by using a mold transverse moving device, performing mold access and exit of the molds by using a combined primary and secondary carrier vehicle and a curing kiln unit of the maintenance operation area of the special-shaped member, performing concrete supply by using a concrete stirring device, performing casting vibration compaction by using a casting vibration device, performing concrete member maintenance operation by using a combined three-dimensional curing kiln in the maintenance operation area of the plate members, and producing single-layer concrete plate members in the plate member operation area;
step 5, conveying roller molds to move longitudinally by using a longitudinal mold, performing transverse movement of the molds by using a mold transverse moving device, performing mold access and exit of the molds by using a combined primary and secondary carrier vehicle and a curing kiln unit of the off-line hollow mold operating platform unit and the curing operation area of the special-shaped member, performing concrete supply by using a concrete stirring device, performing casting vibration compaction by using a casting vibration device, performing concrete member curing operation by using a secondary superposition device and a combined three-dimensional curing kiln in the curing operation area of the plate members, and producing secondary superposed hollow concrete members in the plate member operation area;
and 6, conveying a roller die to move longitudinally by using a longitudinal die, transversely moving the die by using a die transverse moving device, feeding and discharging the die from and to an off-line empty die operating platform unit and a curing kiln unit of a special-shaped member curing operation area by using a combined primary and secondary carrier, supplying concrete by using a concrete stirring device, performing pouring vibration compaction by using a pouring vibration device, performing concrete member curing operation by using a combined three-dimensional curing kiln in a plate member curing operation area, and producing multi-layer concrete members poured for multiple times in the plate member operation area.
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| CN116587410A (en) * | 2023-07-19 | 2023-08-15 | 中铁九局集团第三建设有限公司 | Mould goes in and out kiln primary and secondary car and mould and goes in and out kiln circulation system |
| CN117000741A (en) * | 2023-09-12 | 2023-11-07 | 武安市铭诚混凝土有限公司 | Concrete recycling device and method with separation function |
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| CN115847592A (en) * | 2023-02-21 | 2023-03-28 | 武汉安智信自动化有限公司 | Pressure detection mechanism and automatic concrete filling production line |
| CN116587410A (en) * | 2023-07-19 | 2023-08-15 | 中铁九局集团第三建设有限公司 | Mould goes in and out kiln primary and secondary car and mould and goes in and out kiln circulation system |
| CN116587410B (en) * | 2023-07-19 | 2023-10-13 | 中铁九局集团第三建设有限公司 | Mould goes in and out kiln primary and secondary car and mould and goes in and out kiln circulation system |
| CN117000741A (en) * | 2023-09-12 | 2023-11-07 | 武安市铭诚混凝土有限公司 | Concrete recycling device and method with separation function |
| CN117000741B (en) * | 2023-09-12 | 2024-02-06 | 武安市铭诚混凝土有限公司 | Concrete recycling device and method with separation function |
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