CN113319995A - Laminated slab production line - Google Patents

Abstract

The application relates to a concrete production technology discloses a superimposed sheet production line, including prefabricated mould, the transmission device who is used for transporting prefabricated mould, transmission device includes the stand that arranges in proper order along process distribution direction, rotates the transfer gear of installing on the stand, sets up between adjacent stand and is used for ordering about the drive assembly that prefabricated mould gos forward on the transfer gear, the stand is provided with two rows at least along process distribution direction, and the transfer gear on two adjacent rows of stands supports respectively in the below of prefabricated mould. This application adopts the mode of transfer gear roll transport can reduce the impact when prefabricated mould removes and feels, makes the concrete on the prefabricated mould be difficult to produce and rocks or spill to produce the probability of defects such as unfilled corner or cavity after the reduction superimposed sheet shaping.

Description

Laminated slab production line

Technical Field

The application relates to the field of superimposed sheet production technology, especially, relate to a superimposed sheet production line.

Background

With the progress of building technology, a plate-and-slab structure is increasingly used in the building construction process, and the construction of the structure requires various concrete members in the construction process, wherein the composite slab is a concrete slab formed by combining a precast part and a cast-in-place part, the precast part needs to be cast and formed in advance in a factory, and then the precast composite slab and other precast members are spliced with each other to form a building structure by casting connecting parts between the precast members.

At present, for the prefabrication of the laminated slab, a steel bar framework is generally built in a prefabricating mould of the laminated slab, then concrete is poured into the mould, and after the concrete is solidified, the mould is dismantled to obtain the prefabricated laminated slab.

In the related art, after the concrete is poured onto the prefabricated mold, the concrete needs to be cured to ensure the forming quality of the laminated slab, however, the pouring and curing of the concrete are performed at different stations, and thus the prefabricated mold needs to be transferred after the pouring is completed. For the transfer of the prefabricated mold of the laminated slab, the prefabricated mold is generally lifted by equipment such as a travelling crane and is lifted to a maintenance station, but the travelling crane has strong instant impact when lifting or putting down the prefabricated mold, so that the prefabricated mold shakes greatly, concrete is easy to spill out of the prefabricated mold, and the inventor thinks that the transfer mode has the problem of easily causing the laminated slab to have molding defects such as unfilled corners, cavities and the like.

Disclosure of Invention

In order to reduce the shaping defect of superimposed sheet, this application provides a superimposed sheet production line.

The application provides a superimposed sheet production line adopts following technical scheme:

the utility model provides a superimposed sheet production line, includes prefabricated mould, is used for transporting the transmission device of prefabricated mould, transmission device includes the stand that arranges in proper order along process distribution direction, rotates the transfer gear of installing on the stand, sets up between adjacent stand and is used for ordering about the drive assembly that prefabricated mould gos forward on the transfer gear, the stand is provided with two rows at least along process distribution direction, and the transfer gear on two adjacent rows of stands supports respectively in the below of prefabricated mould.

Through adopting above-mentioned technical scheme, prefabricated mould is used for holding the dress concrete, and make the concrete solidify into the shape that needs, the stand then is used for installing the transfer gear, and the transfer gear is then used for reducing the frictional force between prefabricated mould and the stand, and make prefabricated mould can advance along the array direction of stand under drive assembly's drive, because prefabricated mould is supported by the transfer gear always, and realize the removal by the roll of transfer gear, the transfer mode of prefabricated mould is carried for the roller type this moment, consequently, prefabricated mould is difficult to receive the impact at the in-process that shifts, the concrete just also is difficult to follow and splashes out in the prefabricated mould, thereby be difficult to produce the defect after making the superimposed sheet shaping.

Preferably, the driving assembly comprises a mounting column, a driving wheel rotatably mounted on the mounting column, and a driving motor fixed on the mounting column, and an output shaft of the driving motor is linked with a rotating shaft of the driving wheel.

Through adopting above-mentioned technical scheme, the erection column is used for bearing the drive wheel, and the drive wheel then keeps the butt state with prefabricated mould, and when driving motor started afterwards, can take the drive wheel rotatory, and then promotes prefabricated mould with the help of the frictional force between drive wheel and the prefabricated mould and gos forward.

Preferably, the transmission devices are at least provided with two groups, the prefabricated mold is switched between the two adjacent groups of transmission devices through the wire changing devices, each wire changing device comprises a guide rail arranged between the two adjacent groups of transmission devices and a wire changing vehicle arranged on the guide rail in a sliding manner, two ends of each guide rail are respectively positioned on the distribution paths of the two groups of wire changing devices, the table top of each wire changing vehicle is lower than the conveying wheel, and a mold lifting mechanism used for lifting and transporting the prefabricated mold is arranged on each wire changing vehicle.

Through adopting above-mentioned technical scheme, the transmission device that sets up the multiple lines can be in the same place the pouring of concrete, maintenance collection, lets link through transmission device between these processes to improve superimposed sheet's production efficiency, and the line changing car can let prefabricated mould switch between each transmission device, thereby makes behind the concrete placement, can shift to follow-up station smoothly and handle.

Preferably, the mold lifting mechanism comprises a lifting column arranged on the wire replacing vehicle in a lifting mode, and a lifting assembly arranged on the wire replacing vehicle and used for driving the lifting column to lift, wherein a contact block used for abutting against the lower portion of the prefabricated mold is arranged on the lifting column.

Through adopting above-mentioned technical scheme, when needs shift prefabricated mould to another from one of them transmission device, lift the post and upwards jack-up under lifting unit's the driving of lifting unit, lift prefabricated mould off the transfer gear, change the line car and remove afterwards, lift on prefabricated mould arrives the transmission device of another line and put down prefabricated mould to realize the switching of prefabricated mould between many transmission device.

Preferably, be provided with the fixture that is used for advancing line location to prefabricated mould on the trading line car, fixture including set up on the trading line car and be located the clamp arm groove of lifting post both sides respectively, articulate in the trading line car and be located the clamp arm of clamp arm inslot, set up between two adjacent clamp arms and be used for ordering about the clamping piece that the exposed core of two clamp arms is close to with the prefabricated mould of centre gripping each other, the clamping piece includes a cylinder body and the flexible arm that sets up in the cylinder body, the cylinder body and the flexible arm of clamping piece articulate respectively on two clamp arms, and the exposed core and the clamping piece of clamp arm are located the both sides of clamp arm rotation center respectively.

At the in-process that the lane change car removed, prefabricated mould on the lane change car probably receives passerby workman's touching and produces and tumbles, and through adopting above-mentioned technical scheme, when the flexible arm extension of clamping piece, can promote to press from both sides tight arm rotation, makes the centre gripping end of two tight arms draw close each other to form the centre gripping to prefabricated mould, increase the steadiness of prefabricated mould on the lane change car, thereby make prefabricated mould be difficult to receive the foreign object collision and produce and tumble.

Preferably, be provided with on the exposed core of clamping arm and be used for improving the mechanism of snatching to prefabricated mould clamp force, snatch the mechanism including articulating in the clamping jaw on the exposed core of clamping arm, adjacent two form the centre gripping mouth that is used for snatching prefabricated mould between the clamping jaw, and be provided with between two clamping jaws and be used for making the clamping jaw shrink in order to snatch the trigger subassembly of prefabricated mould.

Through adopting above-mentioned technical scheme, two clamping jaws can support respectively tightly in the upper and lower both sides of prefabricated mould, form the centre gripping to prefabricated mould to form diversified restraint to prefabricated mould together with pressing from both sides tight arm, strengthen the stability of placing of prefabricated mould on the wire changing car, thereby further reduce the possibility that prefabricated mould takes place to tumble.

Preferably, the trigger assembly includes the pull rod that articulates on the clamping jaw, articulates in the pull rod and keeps away from the release link on one of the end of clamping jaw, the piece that resets on the release link is located to the cover, and the one end that the clamping jaw was kept away from to the pull rod on two clamping jaws forms the connection through the release link, the one end that the pull rod was kept away from to the release link wears to locate on the clamping arm, the one end of piece that resets is supported tightly and is used for the one end that links to each other with the pull rod at the release link, the other end of piece that resets supports tightly on the clamping arm.

By adopting the technical scheme, when the clamping arm approaches towards the prefabricated mould and the pull rod is contacted with the prefabricated mould, the prefabricated mould can push the reset rod to extrude the reset piece, and the reset rod pulls the clamping jaws by means of the pull rod in the pushing process to clamp the prefabricated mould by the two clamping jaws, so that the prefabricated mould is further fixed; and after the prefabricated mould is released, the reset piece bounces to push the reset rod to reset, so that the two clamping jaws are opened mutually, and the subsequent prefabricated mould is conveniently clamped and positioned.

Preferably, the lifting assembly comprises a crank block hinged to the wire replacing trolley and located below the lifting column, and a lifter arranged between the crank block and one of the clamping arms and used for driving the crank block to rotate, a lifting cavity used for allowing the lifting column to be embedded is formed in the wire replacing trolley, a crank arm used for abutting against the bottom surface of the lifting column is integrally formed on the crank block, and in the process that the surface of the crank arm used for abutting against the lifting column extends along the rotation direction of the crank block, the distance between the surface of the crank arm and the rotation center of the crank block is gradually increased.

Through adopting above-mentioned technical scheme, because bent piece is when rotating, the distance that its rotation center was arrived between bent arm and the lifting post contact point is crescent, and bent piece is rotatory around self rotation center, consequently bent piece can produce the promotion to the lifting post at the pivoted in-process, orders about the lifting post and ejecting towards the lift chamber outward to the realization is to the lifting of prefabricated mould.

Preferably, the lifter comprises a linkage rod, one end of the linkage rod is hinged to the clamping end of the clamping arm, the other end of the linkage rod is hinged to the crank block, and a hinged point between the lifter and the crank block, a rotating center of the crank block and the crank arm are distributed in a triangular mode on the crank block.

Through adopting above-mentioned technical scheme, at the in-process of pressing from both sides tight arm motion, can drive bent piece in step through the gangbar for prefabricated mould is when by the lifting jack-up, and the tight arm of clamp also contacts prefabricated mould simultaneously, and prefabricated mould is more steady when by the lifting like this, is difficult to produce and tumbles, thereby better carries prefabricated mould.

Preferably, be provided with the device that vibrates that is used for carrying out closely knit to the concrete on the trade line car, the device that vibrates including articulating the piece of knocking on the trade line car, be fixed in the vibrating motor on the trade line car, be fixed in the eccentric wheel on the output shaft of vibrating motor, one end articulate in and strike the piece on and the other end articulates the swing arm on the eccentric wheel, be provided with the portion of knocking on the piece, portion of knocking and swing arm are located the both sides of knocking a rotation center respectively.

Through adopting above-mentioned technical scheme, the oscillating motor orders about the swing arm through the eccentric wheel and is reciprocal swing, and the swing arm is at the wobbling in-process, and the area is strikeed the piece and is strikeed prefabricated mould formation, promotes the closely knit of concrete in the prefabricated mould to realize the transportation of prefabricated mould, the integration of function of vibrating.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the impact sense of the prefabricated mould during moving can be reduced by adopting a conveying wheel rolling conveying mode, so that the concrete on the prefabricated mould is not easy to shake or splash, and the probability of generating defects such as unfilled corners or cavities and the like after the laminated slab is formed is reduced;

2. the multi-group transmission devices can realize multi-line operation of concrete, and the line changing devices can realize switching of the prefabricated mould among the transmission devices so as to realize integration of multiple processes in the prefabricated processing operation of the laminated slab and improve the production efficiency of the laminated slab;

3. the clamp arm can form the restraint to prefabricated mould, restricts empting in prefabricated mould lifting, the handling, makes the concrete be difficult to spill from in the prefabricated mould to further reduce the probability that superimposed sheet produced the shaping defect.

Drawings

FIG. 1 is an overall block diagram of a laminated slab production line as disclosed in the present application;

FIG. 2 is a schematic view of a conveyor assembly of the disclosed laminated board production line;

FIG. 3 is a schematic structural view of a line changing cart of the laminated slab production line disclosed herein;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

FIG. 5 is an enlarged view of a portion of FIG. 3 at B;

fig. 6 is a partial enlarged view at C in fig. 3.

Description of reference numerals: 1. prefabricating a mould; 2. a transmission device; 21. a column; 22. a transfer wheel; 23. a drive assembly; 231. mounting a column; 232. a drive wheel; 233. a drive motor; 3. a wire changing device; 31. a guide rail; 32. changing the wire car; 321. a lifting cavity; 322. knocking the groove; 4. a mold lifting mechanism; 41. lifting the column; 411. a contact block; 42. a lifting assembly; 421. a yeast block; 4211. a crank arm; 4212. a connecting arm; 4213. a movable groove; 422. a lifter; 5. a clamping mechanism; 51. a clamp arm groove; 52. a clamp arm; 53. a clamping member; 6. a grabbing mechanism; 61. a clamping jaw; 611. a clamping port; 62. a trigger component; 621. a pull rod; 622. a reset lever; 623. a reset member; 7. a vibrating device; 71. knocking the block; 711. a knocking portion; 72. a vibrating motor; 73. an eccentric wheel; 74. and (4) swinging arms.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses superimposed sheet production line, referring to fig. 1, including prefabricated mould 1, transmission device 2, prefabricated mould 1 is used for supplying concrete placement, retrains the shape of concrete. The conveying device 2 is used for conveying the prefabricated mould 1 and ensuring the stability of the prefabricated mould 1 during the conveying so as to reduce the stirring of the unset concrete in the prefabricated mould 1.

Referring to fig. 2, in detail, the conveying device 2 includes two rows of columns 21, a conveying wheel 22 and a driving assembly 23, the columns 21 are arranged in two rows, each row of columns 21 is sequentially arranged along the distribution direction of the process, the conveying wheel 22 is rotatably mounted on the columns 21 and supported on the lower surface of the prefabricated mold 1, and the conveying wheels 22 on the two rows of columns 21 respectively abut against two sides of the lower surface of the prefabricated mold 1 at this time so as to limit the prefabricated mold 1 from tipping.

The driving assembly 23 includes an installation column 231, a driving wheel 232, and a driving motor 233, the installation column 231 is disposed between two adjacent vertical columns 21 in the same row, a housing of the driving motor 233 is fixed on the installation column 231, and the driving wheel 232 is fixed on an output shaft of the driving motor 233, so as to form linkage with the driving motor 233. During the process of conveying the prefabricated mold 1, at least simultaneous contact with the driving wheels 232 of the two sets of driving assemblies 23 is ensured, so that the prefabricated mold 1 can be immediately connected by the next set of driving wheels 232 when being separated from the previous set of driving wheels 232, thereby ensuring stable conveying of the prefabricated mold 1 on the conveying device 2.

Referring to fig. 1 and 3, in order to improve the space utilization rate inside the plant and also to improve the production efficiency of the laminated slab, at least two sets of conveying devices 2 are provided, and the prefabricated molds 1 on the conveying devices 2 are switched among the plurality of conveying devices 2 by the wire changing device 3.

Specifically, the thread changing device 3 includes a guide rail 31 and a thread changing trolley 32, the guide rail 31 is laid between two adjacent sets of transmission devices 2, and two ends of the guide rail 31 are respectively located on the distribution paths of the columns 21 of the two adjacent sets of transmission devices 2. The wire changing trolley 32 is slidably arranged on the guide rail 31 through the rollers and can do linear motion along the guide rail 31, meanwhile, in order to ensure that the operation of the prefabricated mold 1 on the transmission device 2 is not interfered, the height of the table top of the wire changing trolley 32 is set to be lower than that of the conveying wheel 22, and the mold lifting mechanism 4 is arranged on the wire changing trolley 32 and used for lifting and transporting the prefabricated mold 1.

The mold lifting mechanism 4 comprises a lifting column 41 and a lifting assembly 42, a lifting cavity 321 is formed in a position, between two adjacent clamping arms 52, of the wire changing trolley 32, the lifting column 41 is lifted and arranged in the lifting cavity 321, lifting adjustment is carried out through the lifting assembly 42, meanwhile, in order to better adapt to lifting of the prefabricated mold 1, a contact block 411 is installed on the lifting column 41 as a fastener through a bolt, and the contact block 411 can be detached and replaced according to the type of the prefabricated mold 1 through the bolt connection mode, so that the supporting effect of the lifting column 41 on the prefabricated mold 1 is improved.

In order to limit the tilting of the prefabricated mold 1 in the lifting process, the wire replacing trolley 32 is further provided with a clamping mechanism 5, the clamping mechanism 5 comprises four clamping arm grooves 51, clamping arms 52 and clamping pieces 53, the number of the clamping arm grooves 51 is four, the four clamping arm grooves are respectively located at four corners of the upper surface of the wire replacing trolley 32, the clamping arms 52 are hinged to the wire replacing trolley 32 and are respectively located in the four clamping arm grooves 51, the two clamping arms 52 located at the same end of the wire replacing trolley 32 are matched in pairs at the moment and used for clamping the prefabricated mold 1, and the clamping of the prefabricated mold 1 is realized between the two mutually matched clamping arms 52 through the clamping pieces 53.

Specifically, the clamping piece 53 includes a cylinder body and the telescopic arm that the flexible set up in the cylinder body, and the cylinder body and the telescopic arm of clamping piece 53 articulate respectively on two clamping arms 52 of mutually supporting, and the center of rotation of clamping arm 52 is located between clamping piece 53 and self exposed core this moment to when making clamping piece 53 drive telescopic arm to produce concertina movement, can drive clamping arm 52 and produce and deflect, and then control two clamping arms 52 and be close to each other or keep away from, in order to realize the clamp of prefabricated mould 1 or relax.

Referring to fig. 3 and 4, in order to improve the gripping effect on the prefabricated mold 1, a gripping mechanism 6 is disposed at the gripping end of each clamping arm 52, the gripping mechanism 6 includes two clamping jaws 61, two clamping jaws 61 are hinged to each clamping arm 52, a gripping opening 611 for gripping the prefabricated mold 1 is formed between the two clamping jaws 61, and a trigger assembly 62 is disposed on each clamping arm 52 for controlling the clamping jaws 61 to close each other.

The trigger assembly 62 includes a pull rod 621, a reset rod 622 and a reset member 623, each clamping jaw 61 is hinged with a pull rod 621, one end of the reset rod 622 is hinged on the pull rod 621, the other end of the reset rod 622 is arranged on the clamping arm 52 in a penetrating manner, and the two pull rods 621 on the same clamping arm 52 are hinged on the same reset rod 622. The reset member 623 is used for pushing the reset rod 622 to reset, so that a spring can be selected specifically, the reset member 623 is sleeved on the reset rod 622, one end of the reset member 623 abuts against the clamping arm 52, and the other end of the reset member 623 abuts against one end of the reset rod 622 connected with the pull rod 621, so that continuous reset thrust is provided for the reset rod 622.

Referring to fig. 3 and 5, the lifting assembly 42 includes a crank block 421 and a lifter 422, the crank block 421 includes a crank arm 4211 and two connecting arms 4212, the crank arm 4211 and the connecting arms 4212 are integrally fixed, the two connecting arms 4212 are parallel to each other, a movable groove 4213 is formed between the two connecting arms 4212, and the crank block 421 is made to be triangular after the crank arm 4211 and the connecting arms 4212 are combined. The crank block 421 is hinged to the cable switching cart 32 at a position below the lifting column 41 and abuts against the bottom surface of the lifting column 41, and the hinged rotation center of the crank block 421 is located at the intersection of the crank arm 4211 and the connecting arm 4212.

When the lifting column 41 is contracted in the lifting cavity 321, the contact part between the crank arm 4211 and the lifting column 41 is close to the rotation center of the crank block 421, and in the process of pushing the crank block 421 to rotate by the lifter 422, the distance from the surface of the crank arm 4211 in contact with the lifting column 41 to the rotation center of the crank block 421 is gradually increased, so that the crank block 421 can push the lifting column 41 to ascend when rotating, and after the crank block 421 rotates reversely, the lifting column 41 can automatically descend under the action of gravity, so that the prefabricated mold 1 can be conveniently lifted, carried and transported

The lifter 422 comprises a linkage rod, one end of the linkage rod is hinged to the clamping end of the clamping arm 52, the other end of the linkage rod is hinged to the crank block 421, one end of the lifter 422, which is connected with the crank block 421, is located in the movable groove 4213, at the moment, a hinge point between the lifter 422 and the crank block 421, a rotation center of the crank block 421 and the crank arm 4211 are in triangular distribution on the crank block 421, so that the lifting column 41 and the clamping arm 52 form linkage, the clamping arm 52 synchronously clamps the prefabricated mold 1 when the prefabricated mold 1 is lifted, and accordingly, the tilting and shaking of the prefabricated mold 1 are reduced. Meanwhile, the movable groove 4213 on the curved block 421 can provide a movable space for the lifter 422 to reduce the interference of the lifter 422 on the movement of the curved block 421.

Referring to fig. 3 and 6, the slight shaking in the transferring process is reduced, so that air is mixed in concrete, a vibrating device 7 is arranged on the wire changing trolley 32, the vibrating device 7 comprises a knocking block 71, a vibrating motor 72, an eccentric wheel 73 and a swing arm 74, knocking grooves 322 are respectively formed in two sides of the wire changing trolley 32, the knocking block 71 is hinged to the wire changing trolley 32 and located in the knocking grooves 322, a knocking part 711 is integrally arranged on the knocking block 71, and a connecting part between the knocking part 711 and the knocking block 71 is made of elastic metal, so that the part can be bent after the knocking part 711 impacts the prefabricated mold 1, and the impact on the hinged part of the knocking block 71 is reduced; the vibrating motor 72 is fixed on the wire-changing vehicle 32, the eccentric wheel 73 is fixed on the output shaft of the vibrating motor 72, one end of the swing arm 74 is hinged on the eccentric wheel 73, the other end is hinged on the knocking block 71, and at the moment, the swing arm 74 and the knocking part 711 are respectively positioned at two sides of the hinged center of the knocking block 71.

When the vibrating motor 72 is started, the swing arm 74 is driven to swing back and forth by the eccentric wheel 73, and the swing arm 74 drives the knocking block 71 to rotate back and forth in the swinging process, so that the knocking part 711 can continuously knock the prefabricated mold 1, and the vibrating purpose is achieved.

The implementation principle of a superimposed sheet production line of the embodiment of the application is as follows: compared with a travelling crane lifting mode, the mode of conveying the rollers has smaller impact on the prefabricated mould 1 and is not easy to disturb unset concrete in the prefabricated mould 1, so that defects such as defects and holes are not easy to generate after the laminated slab is formed, the transmission device 2 with multiple lines can increase the utilization of space in a factory building, the integration level of each process in the production of the laminated slab is improved, and the production efficiency of the laminated slab is improved.

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 superimposed sheet production line which characterized in that: including prefabricated mould (1), be used for transporting transmission device (2) of prefabricated mould (1), transmission device (2) include stand (21) that arrange in proper order along process distribution direction, rotate and install transfer gear (22) on stand (21), set up between adjacent stand (21) and be used for ordering about drive assembly (23) that prefabricated mould (1) gos forward on transfer gear (22), stand (21) are provided with two rows at least along process distribution direction, and transfer gear (22) on two adjacent rows of stand (21) support respectively in the below of prefabricated mould (1).

2. The laminated board production line as claimed in claim 1, wherein: the driving assembly (23) comprises a mounting column (231), a driving wheel (232) rotatably mounted on the mounting column (231), and a driving motor (233) fixed on the mounting column (231), wherein an output shaft of the driving motor (233) is linked with a rotating shaft of the driving wheel (232).

3. The laminated board production line as claimed in claim 1, wherein: the prefabricated mould is characterized in that at least two groups of transmission devices (2) are arranged, the prefabricated mould (1) is switched between two adjacent groups of transmission devices (2) through the wire changing devices (3), each wire changing device (3) comprises a guide rail (31) arranged between two adjacent groups of transmission devices (2) and a wire changing trolley (32) arranged on the guide rail (31) in a sliding mode, two ends of each guide rail (31) are respectively located on distribution paths of the two groups of wire changing devices (3), the table top of each wire changing trolley (32) is lower than the conveying wheels (22), and a mould lifting mechanism (4) used for lifting and transporting the prefabricated mould (1) is arranged on each wire changing trolley (32).

4. A laminated slab production line as claimed in claim 3, wherein: the mold lifting mechanism (4) comprises a lifting column (41) which is arranged on the wire changing vehicle (32) in a lifting mode, and a lifting assembly (42) which is arranged on the wire changing vehicle (32) and used for driving the lifting column (41) to lift, wherein an abutting block (411) which is used for abutting against the lower portion of the prefabricated mold (1) is arranged on the lifting column (41).

5. The laminated board production line as claimed in claim 4, wherein: the clamping mechanism (5) used for positioning the prefabricated mold (1) is arranged on the wire changing trolley (32), the clamping mechanism (5) comprises clamping arm grooves (51) which are arranged on the wire changing trolley (32) and are respectively located on two sides of the lifting column (41), clamping arms (52) which are hinged to the wire changing trolley (32) and are located in the clamping arm grooves (51), and clamping pieces (53) which are arranged between every two adjacent clamping arms (52) and are used for driving clamping ends of the two clamping arms (52) to mutually approach to clamp the prefabricated mold (1), each clamping piece (53) comprises a cylinder body and telescopic arms which are arranged in the cylinder body in a telescopic mode, the cylinder body and the telescopic arms of each clamping piece (53) are respectively hinged to the two clamping arms (52), and the clamping ends of the clamping arms (52) and the clamping pieces (53) are respectively located on two sides of a rotating center of the clamping arms (52).

6. The laminated board production line as claimed in claim 5, wherein: be provided with on the exposed core of clamping arm (52) and be used for improving snatching mechanism (6) to prefabricated mould (1) clamp force, snatch mechanism (6) including articulating clamping jaw (61) on the exposed core of clamping arm (52), adjacent two form between clamping jaw (61) and be used for snatching the centre gripping mouth (611) of prefabricated mould (1), and be provided with between two clamping jaw (61) and be used for making clamping jaw (61) shrink in order to snatch trigger assembly (62) of prefabricated mould (1).

7. The laminated board production line as claimed in claim 6, wherein: trigger subassembly (62) including articulate pull rod (621) on clamping jaw (61), articulate in pull rod (621) and keep away from release link (622) on the one end of clamping jaw (61), reset piece (623) on release link (622) are located to the cover, and the one end that clamping jaw (61) were kept away from to pull rod (621) on two clamping jaws (61) is passed through release link (622) and is formed the connection, the one end that pull rod (621) were kept away from in release link (622) is worn to locate on clamping arm (52), the one end of reset piece (623) is supported tightly and is used for the one end that links to each other with pull rod (621) in release link (622), the other end of reset piece (623) is supported tightly on clamping arm (52).

8. The laminated slab production line as claimed in any one of claims 5 to 7, wherein: the lifting assembly (42) comprises a crank block (421) hinged to the wire changing trolley (32) and located below the lifting column (41), and a lifter (422) arranged between the crank block (421) and one of the clamping arms (52) and used for driving the crank block (421) to rotate, wherein a lifting cavity (321) used for embedding the lifting column (41) is formed in the wire changing trolley (32), a crank arm (4211) used for abutting against the bottom surface of the lifting column (41) is integrally formed on the crank block (421), and in the process that the surface of the crank arm (4211) used for abutting against the lifting column (41) extends in the rotating direction of the crank block (421), the distance between the surface of the crank arm (4211) and the rotating center of the crank block (421) is gradually increased.

9. The laminated slab production line as claimed in claim 8, wherein: the lifter (422) comprises a linkage rod, one end of the linkage rod is hinged to the clamping end of the clamping arm (52), the other end of the linkage rod is hinged to the crank block (421), and the hinge point between the lifter (422) and the crank block (421), the rotating center of the crank block (421) and the crank arm (4211) are distributed in a triangular mode on the crank block (421).

10. A laminated slab production line as claimed in any one of claims 3 to 7, wherein: be provided with on the reladling car (32) and be used for carrying out closely knit vibration device (7) to the concrete, vibration device (7) including articulating strike piece (71) on reladling car (32), be fixed in vibrating motor (72) on reladling car (32), be fixed in eccentric wheel (73) on the output shaft of vibrating motor (72), one end articulate on striking piece (71) and the other end articulates swing arm (74) on eccentric wheel (73), be provided with on striking piece (71) and strike portion (711), strike portion (711) and swing arm (74) are located the both sides of striking piece (71) rotation center respectively.

Images