CN115302605A

CN115302605A - Forming machine for continuously casting and tamping prestressed plate and working method thereof

Info

Publication number: CN115302605A
Application number: CN202210980777.3A
Authority: CN
Inventors: 陈开银
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-16
Filing date: 2022-08-16
Publication date: 2022-11-08

Abstract

The invention relates to a forming machine for continuously casting and tamping a prestressed plate and a working method thereof, wherein the forming machine comprises a rack, the bottom of the rack is provided with a bottom frame, and the middle of the bottom frame is provided with a plurality of longitudinal partition plates for dividing the middle area of the bottom frame into a plurality of casting and tamping areas; the improved vibrating machine is characterized in that a hopper is arranged above the bottom frame, an extruding and vibrating compaction device located above the pouring and tamping area is arranged at the rear of the hopper, a leveling and regulating device is arranged at the rear of the extruding and vibrating compaction device, and a traction device is arranged on the machine frame. The forming machine for continuously casting and tamping the prestressed plates has the advantages of novel structure, reasonable design and convenient use, can simultaneously perform continuous casting and tamping processing on a plurality of prestressed plates on the table top of a long-line table base, greatly improves the production efficiency, saves steel, can adopt hard concrete, saves the using amount of cement, saves materials and reduces the manufacturing cost.

Description

Forming machine for continuously casting and tamping prestressed plate and working method thereof

Technical Field

The invention relates to the technical field of prestressed plate prefabrication processing, in particular to a forming machine for continuously casting and tamping a prestressed plate.

Background

The field manual or factory prefabricated reinforced concrete thin small component generally adopts common hot rolled steel bars and plastic concrete, and needs to be cast and tamped in a mold with a preset size, so that the working efficiency is low, the material cannot exert due potential, and the manufacturing cost is high and the quality is poor.

Disclosure of Invention

In view of the above, the present invention provides a forming machine for continuously casting and tamping a pre-stressed slab, which has a novel structure and is convenient to use, so as to improve the production efficiency of the pre-stressed slab and reduce the manufacturing cost of the pre-stressed slab.

The invention is realized by adopting the following scheme: a forming machine for continuously casting and tamping a prestressed plate comprises a frame, wherein a bottom frame is arranged at the bottom of the frame, and a plurality of longitudinal partition plates for dividing the middle area of the bottom frame into a plurality of casting and tamping areas are arranged in the middle of the bottom frame; the improved vibrating machine is characterized in that a hopper is arranged above the bottom frame, an extruding and vibrating compaction device located above the pouring and tamping area is arranged at the rear of the hopper, a leveling and regulating device is arranged at the rear of the extruding and vibrating compaction device, and a traction device is arranged on the machine frame.

Further, the compaction device of extrusion vibration includes first vibration board, first vibration board downside is equipped with the polylith and waters the first vibrating mass of smashing the district one-to-one, and first flat plate vibrator is installed to first vibration board top, and first vibration board front side articulates on the hopper, the rear side articulates on the underframe to the articulated portion of first vibration board front and rear side leaves the clearance.

Further, the perk of first vibration board front side hinges in the outside rear side of hopper through the folded plate of upwards buckling, the entry has been seted up to hopper rear side lower part, fixedly connected with stretches into the comb frame in the hopper through the entry on the folded plate, clearance department between entrance folded plate and the hopper covers there is the rubber sealing strip.

Further, flattening regulation and control device includes the second vibration board, second vibration board downside is equipped with the polylith and waters the second vibrating mass of smashing the district one-to-one, and the second flat plate vibrator is installed to second vibration board top, the underframe frame left and right both sides are at the vertical pipe of second vibration board both ends position fixedly connected with, vertical groove has been seted up to one side in the middle of the vertical pipe orientation, be equipped with the inner tube of its upper and lower activity relatively in the vertical pipe, fixedly connected with passes the connecting plate from vertical groove between inner tube and the second vibration board correspond.

Furthermore, draw gear includes driving motor, the oblique top of flattening regulation and control device is equipped with the pendulum rod that the middle part articulates in the frame, and the pendulum rod top is equipped with the converter that is used for controlling driving motor rotational speed, and flattening regulation and control device's second flat plate vibrator upper portion is connected with the vertical pole that upwards extends, vertical pole upper end is equipped with the shift fork, the pendulum rod front end stretches into in the middle of the shift fork, install the regulating wheel on the adjust knob of converter, the pendulum rod rear end is connected with the one end of a stay cord, and the stay cord other end is walked around and is connected with the balancing weight behind the regulating wheel so that the adjust knob that drives the converter through shift fork, pendulum rod and stay cord when second vibration board up-and-down motion rotates. .

Furthermore, the frequency converter with driving motor electric connection, draw gear is still including the traction wheel that the winding has the haulage rope, driving motor passes through multistage belt drive decelerator and is connected with the traction wheel transmission.

Furthermore, a front wheel shaft is arranged on the upper side of the front end of the bottom frame, front wheels are mounted at two ends of the front wheel shaft, and the front wheel shaft is connected with the bottom frame through a first lifting adjusting mechanism; the first lifting adjusting mechanism comprises fixing shafts positioned on two sides of the front wheel shaft, the upper ends of the fixing shafts on the two sides are fixedly connected with fixing plates, a pressing plate pressing the front wheel shaft is arranged between the fixing shafts on the two sides, an adjusting bolt in threaded connection with the fixing plate penetrates through the fixing plate, and the lower end of the adjusting bolt abuts against the pressing plate.

Further, underframe frame rear end both sides are equipped with the rear wheel subassembly respectively, the rear wheel subassembly passes through second lift adjustment mechanism and is connected with the underframe frame, the rear wheel subassembly is including the rear wheel support of installing two front-back universal wheels, second lift adjustment mechanism has seted up vertical slot hole including being located rear wheel support both sides and fixed connection the fixing base on the underframe frame on the fixing base of both sides, and rear wheel support both sides fixedly connected with passes the spacing protruding axle of vertical slot hole, and it has the depression bar to articulate between the fixing base of both sides, and fixedly connected with withstands the support frame of depression bar in order to lift the underframe frame when the depression bar pushes down on the spacing protruding axle of both sides, fixedly connected with hooks the spacing drag hook of depression bar when the depression bar pushes down on the underframe frame.

A working method of the forming machine for continuously casting and tamping the prestressed slabs, which comprises the following steps: (1) Brushing an isolating agent on the table-board of the long-line table-board, anchoring prestressed wires corresponding to the positions of all pouring and tamping areas of a forming machine on the table-board of the long-line table-board, then directly placing the forming machine on the table-board of the long-line table-board, and using the table-board of the long-line table-board as a bottom die of the pouring and tamping areas; (2) Pouring dry and hard concrete into a hopper, filling each pouring area with the dry and hard concrete through a discharge port at the bottom of the hopper, moving the forming machine forwards while blanking the dry and hard concrete, compacting and vibrating the dry and hard concrete by an extrusion and vibration compacting device, observing the forming condition of the prestressed plate, manually adjusting the traction speed of a traction device and the distance between two sides of a shifting fork and a cross rod, leveling and regulating the surface of the prestressed plate by a leveling and regulating device, secondarily correcting the traction speed of the traction device to control the plate thickness, leveling the surface of the prestressed plate, and simultaneously controlling the thickness by frequency conversion automatic treatment; (3) And after the forming is finished, the forming machine is removed, the prestress is released after the forming machine is maintained to have the strength of 70%, and the formed prestress plate is cut according to the required length specification.

Compared with the prior art, the invention has the following beneficial effects: the forming machine for continuously casting and tamping the prestressed plates has the advantages of novel structure, reasonable design, adoption of an extrusion type vibration compaction forming process, convenience in use, capability of simultaneously performing continuous casting and tamping processing on a plurality of prestressed plates, great improvement on production efficiency and steel saving, and cement consumption, material saving and reduction in manufacturing cost due to the adoption of dry and hard concrete.

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to specific embodiments and accompanying drawings.

Drawings

FIG. 1 is an overall side view of an embodiment of the present invention;

FIG. 2 is a top view of the bottom frame and the guiding fixing connection according to the embodiment of the present invention;

FIG. 3 is an elevation view of an embodiment of the present invention illustrating the installation of the vibratory compaction apparatus;

FIG. 4 is an elevation view of the installation of the leveling control device in an embodiment of the present invention;

FIG. 5 is a schematic view of the front axle and the bottom frame of the present invention;

FIG. 6 is a schematic view of the connection of the rear wheel assembly to the base frame according to the embodiment of the present invention;

FIG. 7 is a longitudinal sectional view of the first vibration plate and the hopper in the embodiment of the present invention;

FIG. 8 is a top view of the internal structure of a hopper according to an embodiment of the present invention;

the reference numbers in the figures illustrate: 100-frame, 110-longitudinal clapboard, 120-vertical tube, 130-first lifting adjusting mechanism, 131-fixed shaft, 132-fixed plate, 133-pressing plate, 134-adjusting bolt, 140-second lifting adjusting mechanism, 141-fixed seat, 142-pressing rod, 143-limit draw hook, 144-vertical long hole, 150-bottom frame, 160-inflatable sealing tube, 170-guide fixed frame, 171-longitudinal support, 172-guide wheel, 200-hopper, 210-inlet, 220-rubber sealing strip, 300-extrusion vibration compacting device, 310-first vibrating plate, 320-first vibrating block, 330-first flat plate vibrator 340-folded plate, 350-comb frame, 400-leveling regulating device, 410-second vibrating plate, 420-second vibrating block, 430-second flat plate vibrator, 440-inner tube, 450-connecting plate, 460-vertical rod, 500-traction device, 510-driving motor, 520-swinging rod, 530-frequency converter, 531-regulating wheel, 540-pull rope, 550-balancing weight, 560-traction wheel, 561-traction rope, 570-belt transmission speed reducer, 600-front wheel shaft, 610-front wheel, 700-rear wheel component, 710-universal wheel, 720-rear wheel support, 730-support frame and 740-limit convex shaft.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

As shown in 1~8, a forming machine for continuous casting and tamping of prestressed slabs comprises a frame 100, wherein a bottom frame 150 is arranged at the bottom of the frame 100, and a plurality of longitudinal partition plates 110 for dividing the middle area of the bottom frame into a plurality of casting and tamping areas are arranged in the middle of the bottom frame 150; a hopper 200 is arranged above the bottom frame 150, a discharge hole positioned above the pouring and tamping area is arranged at the bottom of the hopper, an extrusion vibration compacting device 300 positioned above the pouring and tamping area is arranged behind the hopper, a leveling and regulating device 400 is arranged behind the extrusion vibration compacting device, and a traction device 500 is arranged on the machine frame 100; the forming machine utilizes dry hard concrete to manufacture prestressed plates, the forming machine is directly placed on a long-line pedestal table board for use, the whole forming machine is driven to move by a traction device, the long-line pedestal table board is used as a bottom die of a pouring area, the dry hard concrete is poured into a hopper, the dry hard concrete falls into each pouring area through a discharge port at the bottom of the hopper, each pouring area is positioned on a corresponding prestressed wire, the forming machine moves forwards and simultaneously discharges the dry hard concrete, an extrusion vibration compacting device 300 extrudes and vibrates the dry hard concrete to compact the dry hard concrete so that the dry hard concrete is formed into the prestressed plates with rectangular sections in the pouring area, and a leveling and regulating device 400 levels the surfaces of the prestressed plates to enable the surfaces of the prestressed plates to be flat; the forming machine adopts a continuous forming mode of moving, blanking and vibrating at the same time, can form a plurality of prestressed plates at one time and realize continuous casting and tamping, the length of the formed prestressed plates is preferably about hundred meters as the length of the table top of a long-line pedestal, the maintenance reaches the set strength after the forming is finished, the prestress is relaxed, and the prestressed plates are cut according to the required length specification, so that moulds with different lengths can be saved, the investment of mould materials and time is reduced, and the manufacturing cost is reduced; the multiple pouring and tamping areas in the bottom frame simultaneously feed and vibrate, so that the production efficiency can be greatly improved, the manufacturing cost is reduced, the production efficiency can be improved by more than 10 times, the low-cost effect of saving about 1/4 of the cement consumption by adopting dry and hard concrete and about 1/2 of the reinforcing steel bar consumption by adopting a prestressing process is achieved, and the concrete bottom frame is uniform and compact, high in strength, accurate in appearance size and neat and attractive in edge angle; by varying the longitudinal partition.

In this embodiment, the longitudinal baffle has two sections to constitute, and preceding half front end is fixed in hopper discharge gate front side, and the rear end is fixed on the horizontal pole between first vibration board and the second vibration board, and the horizontal pole both ends are fixed respectively on the left and right sides underframe frame, and the half rear end is articulated mutually with preceding half rear end, and half rear end is the free end and takes on the pedestal mesa to improve the damping effect.

In this embodiment, the compaction device 300 of extrusion vibration includes first vibration board 310, first vibration board downside is equipped with the polylith and waters the first vibrating mass 320 of smashing the district one-to-one, first diaphragm vibrator 330 is installed to first vibration board top, first vibration board front side articulates on the hopper, the rear side articulates on the underframe frame, and first vibration board is preceding, the articulated portion of rear side leaves the clearance, leave the interval of stepping down for longitudinal baffle between the two adjacent first vibrating masses, first diaphragm vibrator during operation, will water through first vibrating mass and smash the hard concrete extrusion vibration in the district closely knit.

In this embodiment, the front side of the first vibrating plate 320 is tilted (specifically, the front 1/4 part is tilted by 50 mm) and hinged to the rear side outside the hopper through a folded plate 340 that is bent upward, the lower part of the rear side of the hopper is provided with an inlet 210, the folded plate is fixedly connected with a comb frame 350 that extends into the hopper through the inlet, and a gap between the inlet folded plate and the hopper is covered with a rubber sealing strip 220; the first vibrating plate also drives the comb frame 350 to vibrate when vibrating, and plays roles of vibrating even feeding and preliminary compaction.

In this embodiment, the leveling and controlling device 400 includes a second vibrating plate 410, a plurality of second vibrating blocks 420 corresponding to the pouring area one by one are disposed on the lower side of the second vibrating plate, a second plate vibrator 430 is mounted above the second vibrating plate, vertical tubes 120 are fixedly connected to the left and right sides of the bottom frame at two ends of the second vibrating plate, a vertical groove is disposed on one side of each vertical tube facing the middle, an inner tube 440 capable of moving up and down relative to the vertical tube is disposed in each vertical tube, a connecting plate 450 passing through the vertical groove is fixedly connected between the corresponding inner tube and the second vibrating plate, a space for avoiding a longitudinal partition plate is left between two adjacent second vibrating blocks, when the second plate vibrator works, the surface of dry and hard concrete in the pouring area is leveled by the second vibrating block, and the power of the second plate vibrator is smaller than that of the first plate vibrator; leveling regulation and control device simple to operate, direct with the inner tube at both ends put into the vertical pipe of underframe both sides can, the inner tube can vertical pipe up-and-down motion relatively moreover, when watering and smash the hard concrete thickness of the dry in the district when super thick can jack up whole leveling regulation and control device, when watering and smash the hard concrete thickness of the dry in the district when thin slightly leveling regulation and control device just can fall down, realized the floating design of leveling regulation and control device. When different plate thicknesses are poured and tamped, the height of the fixed point of the first flat plate vibrator is increased; the height of the hopper is adjusted at the front side, the height of the supporting seat is changed or adjusted at the rear side, so that the distance between the first vibrating plate and the table top is increased to the corresponding plate thickness, the corresponding longitudinal partition plate is replaced, and the vibrating plate needs to be replaced when the plate width is different.

In this embodiment, the traction device 500 includes a driving motor 510, a swing rod 520 whose middle part is hinged to the frame is arranged obliquely above the leveling and regulating device, a frequency converter 530 for controlling the rotation speed of the driving motor is arranged above the swing rod, an upward extending vertical rod 460 is connected to the upper part of a second plate vibrator of the leveling and regulating device, a shifting fork is arranged at the upper end of the vertical rod, the front end of the swing rod extends into the middle of the shifting fork, an adjusting wheel 531 is arranged on an adjusting knob of the frequency converter, the rear end of the swing rod is connected with one end of a pull rope 540, and the other end of the pull rope bypasses the adjusting wheel and is connected with a balancing weight 550 so that the adjusting knob of the frequency converter is driven to rotate by the shifting fork, the swing rod and the pull rope when the second vibrating plate moves up and down; when the deviation of the plate thickness exceeds +/-5 mm, the shifting fork drives the oscillating bar to move upwards or downwards; the thickness difference is caused by factors such as temperature, hopper storage capacity entering the vibrated concrete first and then, workability and the like, and the problem that the deviation of the prefabricated thickness is within +/-5 mm is solved by the traction speed of a frequency converter after the frequency of a traction motor is automatically adjusted secondarily, when the prefabricated thickness is over thick, a swing rod on the top of a shifting fork enables a knob of the frequency converter to rotate clockwise to increase the frequency, otherwise when the prefabricated thickness is over thin, the shifting fork presses down the swing rod to enable the knob of the frequency converter to rotate anticlockwise to reduce the frequency, and the purpose of automatic forming is also achieved.

In this embodiment, the frequency converter 530 is electrically connected to the driving motor, the traction apparatus 500 further includes a traction wheel 560 on which a traction rope is wound, the driving motor is in transmission connection with the traction wheel through a multi-stage belt transmission speed reducer, the traction rope is pulled out and fixed in front of the forming machine at a processing site, and the traction wheel rotates to wind the traction rope to pull the forming machine to move, wherein the belt transmission speed reducer is composed of a belt pulley and a belt, and belongs to the prior art.

In this embodiment, a front wheel axle 600 is disposed on the upper side of the front end of the bottom frame 150, front wheels 610 are mounted on two ends of the front wheel axle, and the front wheel axle is connected to the bottom frame through a first lifting adjustment mechanism 130; the first lifting adjusting mechanism 130 includes fixing shafts 131 located at both sides of the front wheel shaft, fixing plates 132 fixedly connected to the upper ends of the fixing shafts, a pressing plate 133 pressing the front wheel shaft is disposed between the fixing shafts, an adjusting bolt 134 threaded with the fixing plate is disposed on the fixing plate, and the lower end of the adjusting bolt abuts against the pressing plate.

In this embodiment, two sides of the rear end of the bottom frame 150 are respectively provided with a rear wheel assembly 700, the rear wheel assembly is connected with the bottom frame through the second lifting adjustment mechanism 140, the rear wheel assembly 700 comprises a rear wheel bracket 720 provided with two universal wheels 710, one behind the other, and the rear wheel assembly is used as a steering wheel, so that the forming machine can be conveniently moved to other works, and in the specific forming process, the forming machine moves forwards, so that steering is not needed; the second lifting adjusting mechanism 140 comprises fixing seats 141 located on two sides of the rear wheel support and fixedly connected to the bottom frame, vertical long holes 144 are formed in the fixing seats on the two sides, a limiting protruding shaft 740 is fixedly connected to the two sides of the rear wheel support and penetrates through the vertical long holes, a pressing rod 142 is hinged between the fixing seats on the two sides, a supporting frame 730 is fixedly connected to the limiting protruding shafts on the two sides and props against the pressing rod to lift the bottom frame when the pressing rod presses down, and a limiting drag hook 143 is fixedly connected to the bottom frame and hooks the pressing rod when the pressing rod presses down.

In this embodiment, in order to improve the sealing effect between the two sides of the bottom frame and the table top and prevent concrete leakage, the bottom of the two sides of the bottom frame 150 is provided with an inflatable sealing tube 160.

During processing, the inflatable sealing pipe 160 at the lower side of the bottom frame needs to be attached to the table top to prevent concrete slurry from leaking out of the gap between the two sides of the bottom frame and the table top; after the processing position of the pouring and tamping zone in one row is finished, the forming machine needs to be lifted to the other row, and then the inflatable sealing pipe 160 on the lower side of the bottom frame needs to leave the table top, so that the friction between the table top and the forming machine can be reduced, and the forming machine is convenient to push; therefore, the first lifting adjusting mechanism and the second lifting adjusting mechanism are required to be designed to adjust the base frame at different heights.

When the adjusting bolt is screwed down, the bottom frame is lifted up, and the inflatable sealing pipe 160 on the lower side of the frame leaves the table top; the second lifting adjusting mechanism is adjusted through the pressure rod, when the pressure rod presses downwards, the pressure rod props against the support frame, the bottom frame is lifted through the fixing seat, then the pressure rod is clamped into the limiting draw hook, when the pressure rod swings upwards, the bottom frame sinks by means of self gravity, the limiting protruding shaft is clamped at the lower end of the vertical long hole, the inflatable sealing pipe 160 is automatically adjusted to be tightly attached to the specified allowable deviation table board, and then the weight of the forming machine and the hopper is borne by the front wheel 610 and the rear wheel assembly 700, so that the service life of the inflatable sealing pipe is prolonged.

In this embodiment, the bottom frame is connected to a guide fixing frame 170 extending to one side, a longitudinal support 171 is detachably connected to the guide fixing frame, and guide wheels 172 are installed at two ends of the longitudinal support; a longitudinal guide rail matched with the guide wheel is fixedly connected on the table-board of the long-line table seat, and the guide wheel is matched with the longitudinal guide rail to guide the forward movement of the forming machine, so that the forming machine is prevented from deviating; the longitudinal support is detachably connected to the guide fixing frame through a U-shaped screw, when the forming machine finishes the machining of the prestressed plates on the machining position of the next row of casting and tamping areas, the forming machine needs to move leftwards or rightwards to adjust the machining position, and the position of the longitudinal support on the lead fixing frame can be adjusted at the moment to be still corresponding to the position of the longitudinal guide rail on the table board, so that the forming machine can provide a guide effect in the machining position of the next row of casting and tamping areas.

A working method of the forming machine for continuously casting and tamping the prestressed slabs, which comprises the following steps: (1) Brushing an isolating agent on the table-board of the long-line table-board, anchoring prestressed wires corresponding to the positions of all pouring and tamping areas of a forming machine on the table-board of the long-line table-board, then directly placing the forming machine on the table-board of the long-line table-board, and using the table-board of the long-line table-board as a bottom die of the pouring and tamping areas; (2) Pouring hard concrete into a hopper, filling each pouring area with the hard concrete through a discharge port at the bottom of the hopper, moving a forming machine forwards while blanking the hard concrete, extruding a vibration compacting device to carry out compacting vibration on the hard concrete, observing the forming condition of a prestressed plate, manually adjusting the traction speed of a traction device and the distance between two sides of a shifting fork and a cross rod, leveling and regulating the surface of the prestressed plate by a leveling and regulating device, leveling twice, correcting the traction speed of the traction device to control the plate thickness, and controlling the thickness through frequency conversion automatic treatment while leveling the surface of the prestressed plate; (3) And after the forming is finished, the forming machine is removed, the prestress is released after the forming machine is maintained to have the strength of 70%, and the formed prestress plate is cut according to the required length specification.

In step (1), a guide fixing frame 170 and a longitudinal support 171 are also required to be installed, at this time, a guide wheel 172 on the longitudinal support 171 is matched with a rail on a pedestal, the distance between a prestressed steel wire and the side edge of a corresponding pouring area is required to meet the regulation that the thickness deviation of a related protective layer is less than or equal to 5mm, the two ends of a table top are parallel to and consistent with the rail, then a steel bar serving as a bottom protective layer die is placed below the prestressed steel wire and clamped on the lower inner side (not shown) of the front end of a bottom frame to move between the prestressed steel wire and the table top along with a forming machine

In the step (2), the dry and hard concrete is filled and each pouring area is filled through a discharge port at the bottom of the hopper under the action of the comb frame, the eccentric weight of the vibrator rotates downwards and moves forwards in the same direction as the forming machine, and the eccentric weight rotates upwards to push the concrete backwards to have the characteristic of the consistency action at the force position, so that the concrete cannot be made to move along with the forming machine.

The forming machine adopts a continuous forming mode of moving, blanking and vibrating at the same time: multiple tooth comb frame 350 feed is vibration initially, first vibration board 310 extrusion vibration is closely knit, second vibration board 430 flattening is thick to control the board, traction device 500 and converter 530 automatic division of work coordinate go on, can once while shaping department polylith prestressing force board, realize automatic continuous pouring, shaping prestressing force board length of going out is close long line pedestal mesa length and is used nearly hectometer as being good, cover plastic film moisturizing and prevent the season cracking immediately after the shaping is accomplished, and relax prestressing force after curing to concrete design intensity C30%70, decide the prestressing force board according to the length specification of needs again.

Any embodiment disclosed herein above is meant to disclose, unless otherwise indicated, all numerical ranges disclosed as being preferred, and any person skilled in the art would understand that: the preferred ranges are merely those values which are obvious or representative of the technical effect which can be achieved. Since the numerical values are too numerous to be exhaustive, some of the numerical values are disclosed in the present invention to illustrate the technical solutions of the present invention, and the above-mentioned numerical values should not be construed as limiting the scope of the present invention.

If the invention discloses or relates to parts or structures which are fixedly connected to each other, the fixedly connected parts can be understood as follows, unless otherwise stated: a detachable fixed connection (for example using a bolt or screw connection) can also be understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).

In addition, terms used in any technical aspect of the present disclosure for indicating positional relationship or shape include, unless otherwise stated, states or shapes similar, analogous or approximate thereto.

Any part provided by the invention can be assembled by a plurality of independent components or can be manufactured by an integral forming process.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a make-up machine of prestressing force board is smash in continuous casting which characterized in that: the bottom of the rack is provided with a bottom frame, and the middle of the bottom frame is provided with a plurality of longitudinal partition plates for dividing the middle area of the bottom frame into a plurality of pouring and tamping areas; the utility model discloses a sealed building machine, including underframe frame, hopper, leveling regulation and control device, underframe frame both sides bottom is equipped with the hopper, the hopper rear is equipped with and is located the closely knit device of extrusion vibration of watering and pounding district top, the closely knit device rear of extrusion vibration is equipped with the flattening regulation and control device, is equipped with in the frame to be used for draw gear, underframe frame both sides bottom is equipped with inflatable seal tube.

2. The machine of claim 1, wherein: closely knit device of extrusion vibration includes first vibration board, first vibration board downside is equipped with the polylith and waters the first vibrating mass of district one-to-one, and first vibration board vibrator is installed to first vibration board top, and first vibration board front side articulates on the hopper, the rear side articulates on the underframe frame to the articulated portion of first vibration board front, rear side leaves the clearance.

3. The forming machine for continuously casting and tamping a prestressed slab as claimed in claim 2, wherein: the perk of first vibration board front side hinges in the outside rear side of hopper through the folded plate of upwards buckling, the entry has been seted up to hopper rear side lower part, fixedly connected with stretches into the comb frame in the hopper through the entry on the folded plate, the clearance department between entrance folded plate and the hopper covers there is the rubber sealing strip.

4. The forming machine for continuously casting and tamping a prestressed slab as claimed in claim 1, wherein: leveling regulation and control device includes the second vibration board, second vibration board downside is equipped with the polylith and waters the second vibrating mass of smashing district one-to-one, and the second flat plate vibrator is installed to second vibration board top, the vertical pipe of fixedly connected with in second vibration board both ends position is located to the bottom frame left and right both sides, vertical groove has been seted up to one side in the middle of the vertical pipe orientation, be equipped with the inner tube that can move about from top to bottom relatively it in the vertical pipe, fixedly connected with passes the connecting plate from vertical groove between inner tube and the correspondence of second vibration board.

5. The machine of claim 4, wherein: the traction device comprises a driving motor, a swing rod, the middle of which is hinged to the rack, is arranged obliquely above the leveling and regulating device, a frequency converter used for controlling the rotating speed of the driving motor is arranged above the swing rod, the upper part of a second flat plate vibrator of the leveling and regulating device is connected with a vertical rod extending upwards, a shifting fork is arranged at the upper end of the vertical rod, the front end of the swing rod extends into the middle of the shifting fork, an adjusting wheel is installed on an adjusting knob of the frequency converter, the rear end of the swing rod is connected with one end of a pull rope, and the other end of the pull rope bypasses the adjusting wheel and then is connected with a balancing weight so that the second vibrating plate can move up and down, and the adjusting knob of the frequency converter is driven to rotate by the shifting fork, the swing rod and the pull rope.

6. The machine of claim 5, wherein: the frequency converter with driving motor electric connection, draw gear is still including the traction wheel that the winding has the haulage rope, driving motor passes through multistage belt drive decelerator and is connected with the traction wheel transmission.

7. The forming machine for continuously casting and tamping a prestressed slab as claimed in claim 1, wherein: a front wheel shaft is arranged on the upper side of the front end of the bottom frame, front wheels are mounted at two ends of the front wheel shaft, and the front wheel shaft is connected with the bottom frame through a first lifting adjusting mechanism; the first lifting adjusting mechanism comprises fixing shafts positioned on two sides of the front wheel shaft, the upper ends of the fixing shafts on the two sides are fixedly connected with fixing plates, a pressing plate pressing the front wheel shaft is arranged between the fixing shafts on the two sides, an adjusting bolt in threaded connection with the fixing plate penetrates through the fixing plate, and the lower end of the adjusting bolt abuts against the pressing plate.

8. The machine of claim 1, wherein: underframe frame rear end both sides are equipped with the rear wheel subassembly respectively, the rear wheel subassembly passes through second lift adjustment mechanism and is connected with the underframe frame, the rear wheel subassembly is including the rear wheel support of installing two front-back universal wheels, second lift adjustment mechanism has seted up vertical slot hole on the fixing base of both sides including being located rear wheel support both sides and fixed connection on the underframe frame, and rear wheel support both sides fixedly connected with passes the spacing protruding axle of vertical slot hole, and it has the depression bar to articulate between the fixing base of both sides, and fixedly connected with withstands the support frame of depression bar in order to lift up the underframe frame when the depression bar pushes down on the spacing protruding axle of both sides, fixedly connected with hooks the spacing drag hook of depression bar when the depression bar pushes down on the underframe frame.

9. The machine of claim 1, wherein: the bottom frame is connected with a guide fixing frame extending out from one side, a longitudinal support is detachably connected to the guide fixing frame, and guide wheels are installed at two ends of the longitudinal support.

10. A method of operating a continuous casting and tamping machine for prestressed slabs according to claim 6, characterized in that: the method comprises the following steps: (1) Brushing an isolating agent on the table top of the long-line pedestal, anchoring prestressed wires corresponding to the positions of the pouring and tamping areas of the forming machine on the table top of the long-line pedestal, then directly placing the forming machine on the table top of the long-line pedestal, and using the table top of the long-line pedestal as a bottom die of the pouring and tamping areas; (2) Pouring dry and hard concrete into a hopper, filling each pouring area with the dry and hard concrete through a discharge port at the bottom of the hopper, moving the forming machine forwards while blanking the dry and hard concrete, compacting and vibrating the dry and hard concrete by an extrusion and vibration compacting device, observing the forming condition of the prestressed plate, manually adjusting the traction speed of a traction device and the distance between two sides of a shifting fork and a cross rod, leveling and regulating the surface of the prestressed plate by a leveling and regulating device, secondarily correcting the traction speed of the traction device to control the plate thickness, leveling the surface of the prestressed plate, and simultaneously controlling the thickness by frequency conversion automatic treatment; (3) And after the forming is finished, the forming machine is removed, the prestress is released after the forming machine is maintained to have the strength of 70%, and the formed prestress plate is cut according to the required length specification.