CN112192724A - Mold for prefabricated staircase and processing technology of prefabricated staircase - Google Patents
Mold for prefabricated staircase and processing technology of prefabricated staircase Download PDFInfo
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- CN112192724A CN112192724A CN202011038964.7A CN202011038964A CN112192724A CN 112192724 A CN112192724 A CN 112192724A CN 202011038964 A CN202011038964 A CN 202011038964A CN 112192724 A CN112192724 A CN 112192724A
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- stair
- mold
- bottom plate
- prefabricated staircase
- mould
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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
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/22—Moulds for making units for prefabricated buildings, i.e. units each comprising an important section of at least two limiting planes of a room or space, e.g. cells; Moulds for making prefabricated stair units
- B28B7/225—Moulds for making units for prefabricated buildings, i.e. units each comprising an important section of at least two limiting planes of a room or space, e.g. cells; Moulds for making prefabricated stair units for making stairs or stair units comprising more than one step
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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
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/08—Producing shaped prefabricated articles from the material by vibrating or jolting
- B28B1/087—Producing shaped prefabricated articles from the material by vibrating or jolting by means acting on the mould ; Fixation thereof to the mould
- B28B1/0873—Producing shaped prefabricated articles from the material by vibrating or jolting by means acting on the mould ; Fixation thereof to the mould the mould being placed on vibrating or jolting supports, e.g. moulding tables
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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
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
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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
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0002—Auxiliary parts or elements of the mould
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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
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0002—Auxiliary parts or elements of the mould
- B28B7/0014—Fastening means for mould parts, e.g. for attaching mould walls on mould tables; Mould clamps
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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
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/38—Treating surfaces of moulds, cores, or mandrels to prevent sticking
- B28B7/386—Cleaning
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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
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/38—Treating surfaces of moulds, cores, or mandrels to prevent sticking
- B28B7/388—Treating surfaces of moulds, cores, or mandrels to prevent sticking with liquid material, e.g. lubricating
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Steps, Ramps, And Handrails (AREA)
Abstract
The utility model relates to a mould of prefabricated stair and processing technology of prefabricated stair thereof, the loach carrying platform comprises a supporting fram, be equipped with the bottom plate on the support frame, sliding connection has side form mould and stair mould on the bottom plate, the side form mould forms the cavity of pouring with the mutual conflict cooperation of stair mould, the stair mould includes the stair support, the stair support slides on arranging the bottom plate in, sliding connection has a plurality of adjacent stereotype boards on the stair support, the one end that the stereotype is close to the side form mould is the right angle form, threaded connection has the movable rod on the stair support, the one end and the stereotype board of movable rod rotate. When the drawing of patterns of prefabricated staircase, break away from prefabricated staircase with the stereotype board in proper order, realize the substep drawing of patterns, the emergence of the inhomogeneous condition of atress when reducing the drawing of patterns makes prefabricated staircase separate with the stair mould easily at the in-process of drawing of patterns, and this application has the effect that improves prefabricated staircase quality.
Description
Technical Field
The application relates to the field of precast concrete components, in particular to a mould for a prefabricated staircase and a processing technology of the prefabricated staircase.
Background
With the development of the construction industry, the assembly type building is widely accepted by people. The fabricated building is a building which is formed by transferring a large amount of field operation work in the traditional construction mode to a factory, processing and manufacturing building components and accessories (such as floor slabs, wall slabs, stairs, balconies and the like) in the factory, transporting the components and accessories to a building construction site, and assembling and installing the components and the accessories on the site in a reliable connection mode. The stair is an important component in the building, and a mould of the prefabricated stair is required to be used when the prefabricated stair is produced.
The current chinese patent with publication number CN106393399A discloses a prefabricated staircase mould, including stair step mould, two side forms, two end moulds and die block, stair step mould, two side forms, two end moulds all set up on the die block, two side forms set up respectively at the both ends of die block width direction, two end moulds set up respectively at the both ends of side form, the longitudinal section of stair step mould is the ladder shape, stair step mould sets up between two side forms, stair step mould encloses into first cavity and the second cavity that is used for the prefabricated staircase of shaping with two side forms and die block.
To the above-mentioned correlation technique, the inventor thinks that above-mentioned prefabricated staircase mould can form two prefabricated staircases at a time, but when prefabricated staircase shaping drawing of patterns, every plane of prefabricated staircase and stair step mould all direct contact, very easily when hanging out prefabricated staircase, because the inhomogeneous and then cause the breakage of prefabricated staircase surface edge of atress, influence the quality of the prefabricated staircase of pouring.
Disclosure of Invention
In order to make prefabricated staircase separate with stair step mould easily at the in-process of drawing of patterns, and then improve the quality of the prefabricated staircase of pouring, this application provides a mould of prefabricated staircase and processing technology of prefabricated staircase thereof.
First aspect, the application provides a mould of prefabricated stair, adopts following technical scheme:
the utility model provides a mould of prefabricated staircase, includes the support frame, is equipped with the bottom plate on the support frame, sliding connection has side form and stair mould on the bottom plate, and the cavity is pour in mutual conflict cooperation formation of bottom plate, side form and stair mould, and the stair mould includes the stair support, and the stair support slides on arranging the bottom plate in, and sliding connection has a plurality of adjacent stereotype boards on the stair support, and the one end that the stereotype board is close to the side form is the right angle form, and threaded connection has the movable rod on the stair support, and the one end and the stereotype board of movable rod rotate to.
Through adopting above-mentioned technical scheme, the support frame plays the effect of supporting baseplate, the bottom plate plays the effect of supporting and connecting side mould and stair mould, it is prefabricated staircase form to pour the cavity, the operator pours concrete into pouring the cavity, the shape through pouring the cavity carries out the plasticity to the concrete, accomplish the forming process of prefabricated stair, when prefabricated stair drawing of patterns, the operator rotates the movable rod earlier, through the threaded connection between movable rod and the stair support, and then drive the movable rod motion, be connected through the rotation between movable rod and the stereotype, and then drive the stereotype motion, break away from prefabricated stair with the stereotype in proper order, realize the substep drawing of patterns, the emergence of the inhomogeneous condition of atress when reducing the drawing of patterns, make prefabricated stair separate with the stair mould easily at the in-process of drawing of patterns, the effect that has the prefabricated stair quality of improvement.
Optionally, the one end that the side form mould was kept away from to the stereotype board is equipped with a plurality of gag lever post, and the gag lever post is parallel to each other with the movable rod, and the gag lever post runs through the stair support and with stair support sliding connection.
Through adopting above-mentioned technical scheme, when the operator rotated the movable rod and driven the stereotype board motion, the gag lever post was along with the together motion of stereotype board, and gag lever post and stair support sliding connection have further injectd the activity direction of stereotype board, played the effect that improves stereotype board stability in the motion process.
Optionally, the one end that the stereotype board was kept away from to the movable rod has set firmly movable turning handle, and the stair support outside is arranged in to movable turning handle, and the edge of movable turning handle has set firmly the connecting rod, and detachable connection has the synchronizing bar between two adjacent connecting rods, and the both ends of synchronizing bar are connected with two adjacent connecting rods respectively.
Through adopting above-mentioned technical scheme, when the operator need rotate the movable rod, hold the activity turning handle earlier, the activity turning handle has increased the area of contact with the staff, and then the operator of being convenient for rotates the movable rod through rotating the activity turning handle, when the operator connects the synchronizing bar on adjacent connecting rod, rotates the synchronizing bar, can drive two adjacent activity turning handles in step and rotate, and then improves the efficiency that the operator rotated the activity turning handle.
Optionally, one end of the stair support far away from the bottom plate is fixedly provided with a locking block II, one end of the side mold far away from the pad is fixedly provided with a locking block I, a locking bolt penetrates through the locking block II and the locking block I, and the end part of the locking bolt is in threaded connection with a locking nut.
By adopting the technical scheme, when an operator assembles the side die and the stair die together, the locking bolt sequentially penetrates the locking block II and the locking block I, the locking nut is screwed on the locking bolt, and the side die and the stair die are locked together through the mutual matching of the locking bolt and the locking nut, so that the connection stability between the side die and the stair die is improved.
Optionally, a vibration motor is fixedly arranged at one end, away from the side mold, of the bottom plate, a plurality of supporting springs are arranged on the supporting frame, and one ends, away from the supporting frame, of the supporting springs are connected with the bottom plate.
Through adopting above-mentioned technical scheme, when the operator pours concrete into pouring the cavity, start vibrating motor, vibration through vibrating motor drives bottom plate, side form mould and stair mould vibration, will pour the concrete in the cavity through the vibration and go on jolt ramming, improve the quality behind the prefabricated stair shaping, when vibrating motor vibrates, supporting spring plays buffering and absorbing effect, alleviates the vibrational force that passes to the support frame from the bottom plate, and then has improved the holistic stability of stair prefabricated mould.
Optionally, a first sliding rail is arranged at a position, close to the side mold, of the bottom plate, the side mold slides in the first sliding rail, a second sliding rail is arranged at a position, close to the stair support, of the bottom plate, and the stair support slides in the second sliding rail.
Through adopting above-mentioned technical scheme, when the operator slides the side form mould, the slide rail is to the effect of injecing the side form mould slip direction together, and then has improved the stability when the side form mould slides, and when the operator slides the stair mould, slide rail two plays the effect of injecing the stair mould slip direction, and then has improved the stability when the stair mould slides.
In a second aspect, the application provides a processing technology of a prefabricated staircase, which adopts the following technical scheme:
s1, cleaning the mold, namely cleaning the bottom plate, the side mold and the stair mold, and sliding the side mold and the stair mold towards the direction close to each other until the side mold and the stair mold are mutually abutted;
s2, arranging ribs, processing the ribs into a reinforcement cage, placing the reinforcement cage in the pouring cavity, then screwing a locking bolt and a locking nut, and locking the side mold and the stair mold through a locking block II and a locking block I;
s3, distributing, and pouring concrete into the pouring cavity;
s4, demolding, rotating the movable rod, separating the shaping plate from one side of the prefabricated staircase, sliding the side mold along the sliding rail in the direction far away from the prefabricated staircase, sliding the staircase mold along the sliding rail in the direction far away from the prefabricated staircase, and taking out the prefabricated staircase.
Through adopting above-mentioned technical scheme, the operator washs bottom plate, side form mould and stair mould earlier, and then improves the off-the-shelf quality of prefabricated stair after pouring, places reinforcing cage and concrete in proper order again and pours the cavity, accomplishes the cooling forming of prefabricated stair, carries out drawing of patterns operation with the stereotype board in proper order at last, carries out drawing of patterns operation to the side mould, takes out prefabricated stair at last, makes prefabricated stair separate with the mould easily at the in-process of drawing of patterns, has the effect that improves the prefabricated stair quality.
Optionally, a step of spraying a release agent is added between the steps of cleaning the mold and distributing ribs, and the release agent is uniformly coated on the surfaces of the cleaned bottom plate, side molds and stair molds.
By adopting the technical scheme, the demolding agent plays a role in convenient demolding, local falling caused by pasting is avoided when the prefabricated staircase is demolded, and the quality of the demolded prefabricated staircase is improved.
Optionally, a step of maintaining the components is added between the step of distributing the fabric and the step of demoulding, felt is laid at one end of the prefabricated staircase far away from the bottom plate, and water is regularly sprayed on the felt.
By adopting the technical scheme, the felt is laid on the prefabricated staircase by an operator, plays a role in heat preservation, is watered on the felt, and water flows onto the prefabricated staircase through the felt, so that the prefabricated staircase is maintained, the forming time of the prefabricated staircase is shortened, and the felt also plays a role in slowing down the surface weathering speed of the prefabricated staircase.
Optionally, in the material distributing process, one end, far away from the bottom plate, of the prefabricated staircase is manually plastered, and the end part of the prefabricated staircase is plastered.
Through adopting above-mentioned technical scheme, the operator screeds the terminal surface of prefabricated staircase, has improved the roughness of prefabricated staircase shaping rear end portion, and then the operator of being convenient for spreads the felt on the tip of prefabricated staircase.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the prefabricated staircase is characterized in that the pouring cavity is in a prefabricated staircase shape, an operator pours concrete into the pouring cavity, the concrete is plasticized through the shape of the pouring cavity, the forming process of the prefabricated staircase is completed, when the prefabricated staircase is demoulded, the operator firstly rotates the movable rod, the movable rod is driven to move through threaded connection between the movable rod and the staircase support, the movable rod is connected with the shaping plate through rotation, the shaping plate is driven to move, the shaping plate is sequentially separated from the prefabricated staircase, step-by-step demoulding is realized, the occurrence of uneven stress during demoulding is reduced, the prefabricated staircase is easily separated from a staircase mould in the demoulding process, and the quality of the prefabricated staircase is improved;
2. when an operator rotates the movable rod to drive the shaping plate to move, the limiting rod moves along with the shaping plate, and the limiting rod is connected with the stair bracket in a sliding mode, so that the moving direction of the shaping plate is further limited, and the effect of improving the stability of the shaping plate in the moving process is achieved;
3. the bottom plate, the side form die and the stair die are cleaned by an operator firstly, the quality of a cast prefabricated stair finished product is improved, then the reinforcement cage and concrete are sequentially placed in a casting cavity, the prefabricated stair is cooled and formed, finally, the shaping plate is sequentially subjected to demolding operation, the side die is subjected to demolding operation, and finally, the prefabricated stair is taken out, so that the prefabricated stair is easily separated from the die in the demolding process, and the effect of improving the quality of the prefabricated stair is achieved.
Drawings
Fig. 1 is a schematic structural diagram of a mold for prefabricating a staircase.
Fig. 2 is a front view of a mold for prefabricating a staircase.
Fig. 3 is a cross-sectional view in the direction of the movable rod in the mold for prefabricating the staircase.
Fig. 4 is a process flow chart of a processing technology of the prefabricated staircase.
Description of reference numerals: 1. a support frame; 2. a base plate; 21. a first slide rail; 22. a second slide rail; 3. a side mold; 4. a stair mold; 41. a stair bracket; 42. shaping plates; 43. a movable rod; 44. a limiting rod; 45. a movable rotating handle; 46. a connecting rod; 47. a synchronization lever; 5. pouring a cavity; 6. a vibration motor; 7. a support spring; 8. a locking block I; 9. a second locking block; 10. locking the bolt; 11. and locking the nut.
Detailed Description
The present application is described in further detail below with reference to the accompanying drawings.
The embodiment of the application discloses mould of prefabricated stair.
Referring to fig. 1, a mould of prefabricated staircase, including horizontally support frame 1, install horizontally bottom plate 2 on the support frame 1, sliding connection has vertical side form 3 and vertical stair mould 4 on bottom plate 2, and bottom plate 2, side form 3 and stair mould 4 are contradicted each other to cooperate and form jointly and pour cavity 5, pour cavity 5 and be prefabricated staircase form and through the upper end intercommunication external world of pouring cavity 5. And pouring concrete into the pouring cavity 5 by an operator, and performing plasticity on the concrete through the shape of the pouring cavity 5 to finish the forming process of the prefabricated staircase.
Referring to fig. 1 and 2, a vibration motor 6 is fixedly arranged at one end of the bottom plate 2, which is far away from the side mold 3, a plurality of supporting springs 7 are fixedly arranged on the supporting frame 1, the supporting springs 7 jointly form a structure shaped like a Chinese character 'kou', and one end of each supporting spring 7, which is far away from the supporting frame 1, is connected with the bottom plate 2. When an operator pours concrete into the pouring cavity 5, the vibration motor 6 is started, the bottom plate 2, the side mold 3 and the stair mold 4 are driven to vibrate through vibration of the vibration motor 6, the concrete in the pouring cavity 5 is compacted through vibration, and the quality of the prefabricated stair after molding is improved. When the vibration motor 6 vibrates, the supporting spring 7 relieves the vibration force transmitted from the bottom plate 2 to the supporting frame 1, and the stability of the whole stair prefabricating mould is further improved.
Referring to fig. 3, three mutually parallel slide rails 21 are disposed on the bottom plate 2 near the side mold 3, and the bottom end of the side mold 3 is disposed in the slide rails 21 to slide. When the operator slides the side mold 3, the slide rail one 21 plays a role of limiting the sliding direction of the side mold 3, thereby improving the stability of the side mold 3 when sliding.
Referring to fig. 3, three mutually parallel slide rails two 22 are disposed on the bottom plate 2 near the stair support 41, and the bottom end of the stair support 41 is disposed in the slide rails two 22 to slide. When the operator slides the stair mold 4, the second sliding rail 22 plays a role in limiting the sliding direction of the stair mold 4, so that the stability of the stair mold 4 during sliding is improved.
Referring to fig. 3, the stair mold 4 includes a vertical stair bracket 41, and the stair bracket 41 is placed on the bottom plate 2 and slides along the direction of the second sliding rail 22. The stair support 41 is connected with a plurality of adjacent sizing plates 42 in a sliding mode, the sizing plates 42 are in a right-angle rhombus column shape, and one ends, close to the side molds 3, of the sizing plates 42 are in a right-angle shape. A horizontal movable rod 43 is connected to the stair support 41 through threads, and one end of the movable rod 43 is rotatably connected with the sizing plate 42 and is arranged in the middle of the sizing plate 42. When the prefabricated staircase is demolded, an operator rotates the movable rod 43 first, and the movable rod 43 is driven to move through the threaded connection between the movable rod 43 and the staircase support 41. Through the rotation between movable rod 43 and the design board 42 and be connected, and then drive the design board 42 motion, break away from prefabricated stair with design board 42 in proper order, realize the substep drawing of patterns, the emergence of the inhomogeneous condition of atress when reducing the drawing of patterns makes prefabricated stair separate with stair mould 4 easily at the in-process of drawing of patterns.
Referring to fig. 2 and 3, a round movable rotating handle 45 is fixedly arranged at one end of the movable rod 43 far away from the shaping plate 42, the movable rotating handle 45 is arranged outside the stair support 41, a connecting rod 46 is fixedly arranged at the edge of the movable rotating handle 45, a synchronizing rod 47 is detachably connected between two adjacent connecting rods 46, and two ends of the synchronizing rod 47 are respectively connected with two adjacent connecting rods 46. When the operator needs to rotate the movable rod 43, the operator firstly holds the movable rotating handle 45, the movable rotating handle 45 increases the contact area with the human hand, and the operator can rotate the movable rod 43 by rotating the movable rotating handle 45. When the operator connects the synchronization rod 47 to the adjacent connection rod 46, the two adjacent movable stems 45 can be synchronously driven to rotate by rotating the synchronization rod 47, and the efficiency of rotating the movable stems 45 by the operator is further improved.
Referring to fig. 1 and 2, two limiting rods 44 are fixedly arranged at one end of the shaping plate 42 away from the side mold 3, the two limiting rods 44 are respectively arranged at two sides of the movable rod 43, the limiting rods 44 are parallel to the movable rod 43, and the limiting rods 44 penetrate through the stair bracket 41 and are in sliding connection with the stair bracket 41. When the operator rotates the movable rod 43 to drive the shaping plate 42 to move, the limiting rod 44 moves along with the shaping plate 42, the limiting rod 44 is connected with the stair bracket 41 in a sliding mode, the moving direction of the shaping plate 42 is further limited, and the stability of the shaping plate 42 in the moving process is improved.
Referring to fig. 1, one end of the stair bracket 41 far away from the bottom plate 2 is fixedly provided with three locking blocks two 9, and the three locking blocks two 9 are uniformly distributed at the top end of the stair bracket 41. The end, far away from the pad, of the side mold 3 is fixedly provided with three locking blocks I8, the locking blocks I8 are opposite to locking blocks II 9, a locking bolt 10 penetrates between the locking blocks II 9 and the locking blocks I8, and the end part of the locking bolt 10 is in threaded connection with a locking nut 11. When an operator assembles the side die 3 and the stair die 4 together, the locking bolt 10 sequentially penetrates through the locking block II 9 and the locking block I8, the locking nut 11 is screwed on the locking bolt 10, the side die 3 and the stair die 4 are locked together through the mutual matching of the locking bolt 10 and the locking nut 11, and the connection stability between the side die 3 and the stair die 4 is improved.
The implementation principle of the mould of this application embodiment prefabricated staircase does: in the demolding process, an operator firstly installs the synchronizing rods 47 on the two adjacent connecting rods 46, then rotates the synchronizing rods 47, further drives the movable rods 43 to rotate through the movable rotating handles 45, realizes synchronous movement of the two adjacent shaping plates 42, performs demolding, sequentially demolds the shaping plates 42 from the prefabricated stairs, then loosens the locking bolts 10 and the locking nuts 11, slides the side molds 3 along the first sliding rails 21, slides the stair molds 4 along the second sliding rails 22, and finally takes out the prefabricated stairs.
The embodiment of the application also discloses a processing technology of the prefabricated staircase.
Referring to fig. 4, a processing technology of a prefabricated staircase adopts the following technical scheme:
s1, cleaning the mold, namely cleaning the bottom plate 2, the side mold 3 and the stair mold 4, sliding the side mold 3 and the stair mold 4 towards the mutually approaching direction until the side mold 3 and the stair mold 4 abut against each other, cleaning the bottom plate 2, the side mold 3 and the stair mold 4, and further improving the quality of the prefabricated stair finished product after pouring.
S2, spraying a release agent, uniformly coating the release agent on the surfaces of the cleaned bottom plate 2, the side mold 3 and the stair mold 4, wherein the release agent has the function of convenient demolding, and is not adhered to cause local falling when the prefabricated stair is demolded, so that the quality of the demolded prefabricated stair is improved.
S3 arrangement of ribs, processing of the reinforcing steel bars into a reinforcing steel bar cage, placing of the reinforcing steel bar cage in the pouring cavity 5, tightening of the locking bolts 10 and the locking nuts 11, and locking of the side mold 3 and the stair mold 4 through the first locking block 8 and the second locking block 9.
S4, distributing, pouring concrete into the pouring cavity 5, manually plastering one end of the prefabricated staircase far away from the bottom plate 2 in the distributing process, and plastering the end of the prefabricated staircase. The operator screeds the terminal surface of prefabricated staircase, has improved the roughness of prefabricated staircase shaping back tip.
And (S5) maintaining the component, spreading felt at one end of the prefabricated staircase far away from the bottom plate 2, and periodically watering the felt. The felt is laid on the prefabricated staircase by an operator, plays a role in heat preservation, is watered on the felt, and water flows onto the prefabricated staircase through the felt, so that the prefabricated staircase is maintained, the forming time of the prefabricated staircase is shortened, and the felt also plays a role in slowing down the surface weathering speed of the prefabricated staircase.
S6, demolding, rotating the movable rod 43, separating the shaping plate 42 from one side of the prefabricated staircase, sliding the side mold 3 along the first sliding rail 21 in the direction far away from the prefabricated staircase, sliding the staircase mold 4 along the second sliding rail 22 in the direction far away from the prefabricated staircase, and finally taking out the prefabricated staircase. And the bottom plate 2, the side molds 3 and the stair molds 4 are uniformly placed after demolding, and are transferred to a mold cleaning station.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a mould of prefabricated staircase which characterized in that: including support frame (1), be equipped with bottom plate (2) on support frame (1), sliding connection has side form (3) and stair mould (4) on bottom plate (2), side form (3) and stair mould (4) are contradicted each other and are cooperated the formation jointly and pour cavity (5), stair mould (4) are including stair support (41), bottom plate (2) are arranged in to stair support (41) and are slided, sliding connection has a plurality of adjacent stereotype boards (42) on stair support (41), the one end that stereotype board (42) are close to side form (3) is the right angle form, threaded connection has movable rod (43) on stair support (41), the one end and stereotype board (42) of movable rod (43) rotate and are connected.
2. The mold for prefabricating stairs according to claim 1, wherein: the one end of side form (3) is kept away from in stereotype board (42) is equipped with a plurality of gag lever post (44), and gag lever post (44) are parallel to each other with movable rod (43), and gag lever post (44) run through stair support (41) and with stair support (41) sliding connection.
3. The mold for prefabricating stairs according to claim 1, wherein: the one end that stereotype plate (42) were kept away from in activity pole (43) has set firmly activity turning handle (45), and stair support (41) outside is arranged in to activity turning handle (45), and the edge of activity turning handle (45) has set firmly connecting rod (46), and detachable connections has synchronizing bar (47) between two adjacent connecting rods (46), and the both ends of synchronizing bar (47) are connected with two adjacent connecting rods (46) respectively.
4. The mold for prefabricating stairs according to claim 1, wherein: one end of the stair support (41) far away from the bottom plate (2) is fixedly provided with a locking block II (9), one end of the side mold (3) far away from the pad is fixedly provided with a locking block I (8), a locking bolt (10) penetrates between the locking block II (9) and the locking block I (8), and the end part of the locking bolt (10) is in threaded connection with a locking nut (11).
5. The mold for prefabricating stairs according to claim 1, wherein: the vibration motor (6) is fixedly arranged at one end, far away from the side mold (3), of the bottom plate (2), the support frame (1) is provided with a plurality of support springs (7), and one end, far away from the support frame (1), of each support spring (7) is connected with the bottom plate (2).
6. The mold for prefabricating stairs according to claim 1, wherein: a first sliding rail (21) is arranged at a position, close to the side mold (3), of the bottom plate (2), the side mold (3) slides in the first sliding rail (21), a second sliding rail (22) is arranged at a position, close to the stair support (41), of the bottom plate (2), and the stair support (41) slides in the second sliding rail (22).
7. A process for manufacturing a prefabricated staircase according to any of the claims 1 to 6, characterized in that it comprises the following steps:
s1, cleaning the mold, namely cleaning the bottom plate (2), the side mold (3) and the stair mold (4), and sliding the side mold (3) and the stair mold (4) towards the mutually approaching direction until the side mold and the stair mold are mutually abutted;
s2, arranging ribs, processing the ribs into a reinforcement cage, placing the reinforcement cage in the pouring cavity (5), then screwing a locking bolt (10) and a locking nut (11), and locking the side mold (3) and the stair mold (4) through a locking block II (9) and a locking block I (8);
s3, distributing, and pouring concrete into the pouring cavity (5);
s4, demolding, rotating the movable rod (43), separating the shaping plate (42) from one side of the prefabricated staircase, sliding the side mold (3) along the first sliding rail (21) in the direction far away from the prefabricated staircase, sliding the staircase mold (4) along the second sliding rail (22) in the direction far away from the prefabricated staircase, and taking out the prefabricated staircase.
8. The mold for prefabricating stairs according to claim 7, wherein: and a step of spraying a release agent is added between the steps of cleaning the mold and distributing ribs, and the release agent is uniformly coated on the surfaces of the cleaned bottom plate (2), the side mold (3) and the stair mold (4).
9. The mold for prefabricating stairs according to claim 7, wherein: a step of maintaining components is added between the step of distributing and the step of demoulding, felt is laid at one end of the prefabricated staircase far away from the bottom plate (2), and water is regularly sprayed on the felt.
10. The mold for prefabricating stairs according to claim 7, wherein: in the process of distributing materials, one end, far away from the bottom plate (2), of the prefabricated staircase is manually plastered, and the end part of the prefabricated staircase is plastered.
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| CN113787593A (en) * | 2021-08-12 | 2021-12-14 | 中国建筑第四工程局有限公司 | Modular multifunctional prefabricated vertical stair mold and using method thereof |
| CN113927712A (en) * | 2021-11-10 | 2022-01-14 | 钟庭玉 | Prefabricated staircase production facility convenient to drawing of patterns |
| CN113942102A (en) * | 2021-10-29 | 2022-01-18 | 郑州工业应用技术学院 | Assembly type PC component template and production method thereof |
| CN115042305A (en) * | 2022-06-29 | 2022-09-13 | 金鹏装配式建筑有限公司 | Mold connecting structure for forming prefabricated stairs |
| CN115070902A (en) * | 2022-05-20 | 2022-09-20 | 孙佳佳 | Assembled building mould with self-cleaning water circulation system |
| CN116653111A (en) * | 2023-07-07 | 2023-08-29 | 江苏启安建设集团有限公司 | Pouring device and pouring process for reinforced concrete prefabricated staircase |
| CN116985259A (en) * | 2023-09-28 | 2023-11-03 | 山西建投建筑产业有限公司 | Construction method of assembled stair with corner protector |
| CN117697953A (en) * | 2024-02-05 | 2024-03-15 | 山东广发建材制品有限公司 | Pouring equipment for concrete prefabricated stairway |
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Application publication date: 20210108 |