CN216736360U

CN216736360U - Double-station heat-insulation board pushing device

Info

Publication number: CN216736360U
Application number: CN202123453397.4U
Authority: CN
Inventors: 谷丰吉; 崔山山; 冉德焕; 马杰
Original assignee: Shandong Huixian New Material Co ltd
Current assignee: Shandong Huixian New Material Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-06-14
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a double-station insulation board pushing device, and belongs to the field of building material production equipment. The technical scheme includes that the double-station heat-insulation board pushing device comprises a bracket, a certain number of bracket beams which are parallel to each other are arranged at the top of the bracket, the bracket beams are arranged along a material conveying direction, a pushing grid is arranged inside the bracket, a front pushing part and a rear pushing part are arranged on the pushing grid, the front pushing part and the rear pushing part are higher than the upper surface of the bracket, the pushing grid can reciprocate along the material conveying direction, and the rear end of the stroke of the front pushing part is located on the rear side of the front end of the stroke of the rear pushing part in the material conveying direction. The utility model has the advantages that two feeding steps can be simultaneously carried out on the bracket, the next feeding can be carried out in the feeding process, the stroke of the material pushing grid is reduced by half, the feeding efficiency is improved, and the production efficiency is greatly improved.

Description

Double-station heat-insulation board pushing device

Technical Field

The utility model relates to the field of insulation board production equipment, in particular to a double-station insulation board pushing device.

Background

During construction of a building, heat insulation materials need to be laid on the outer vertical surface of the building to improve the heat insulation performance of the building, common heat insulation boards are made of polystyrene boards, foam boards and the like, bonding mortar is painted on the outer vertical surface of the building or the heat insulation boards during construction, the heat insulation boards are bonded on the outer vertical surface of the building, and then the mortar and the finish coat are laid on the outer surface of the heat insulation boards.

With the rise of the concept of 'fabricated building', more and more site construction processes are transferred to the production link of building materials, namely various building prefabricated parts are manufactured in factories, assembled on a construction site and processed in a small amount subsequently, and the construction efficiency is improved. For the heat insulation board, in a factory, raw materials such as polystyrene boards, foam boards and the like are used as core boards, mortar and gridding cloth are laid on one surface or two surfaces of each core board to be used as reinforcing layers, or a facing layer is further manufactured, so that the composite heat insulation board is manufactured.

When the composite insulation board is produced, the core board sequentially passes through the processes of cutting and grooving, slurry falling, net laying and multiple floating, because the core board is usually cut firstly, the friction of the conveyor belt often cannot meet the requirement of thrust, rigid pushing and feeding are needed during feeding of a production line, namely pushing is carried out through the pushing component, but the pushing component needs to be moved to a station from a feeding position when reciprocating, the stroke is large, the reciprocating operation consumes a long time, and the feeding efficiency is low.

Disclosure of Invention

The utility model provides a double-station insulation board pushing device with higher feeding efficiency, aiming at the problems of large stroke and low feeding efficiency of the pushing device of the existing production line.

In order to solve the problems, the technical scheme adopted by the utility model is that the double-station heat-insulation board pushing device comprises a bracket, a certain number of mutually parallel bracket beams are arranged at the top of the bracket, the bracket beams are arranged along the material conveying direction, a pushing grid is arranged in the bracket and comprises a moving beam, the moving beam is horizontally arranged and is vertical to the bracket beams, a front pushing rod is arranged at the front side of the moving beam, a rear pushing rod is arranged at the rear side of the moving beam, the length directions of the front pushing rod and the rear pushing rod are along the material conveying direction and are positioned in the interval between the adjacent bracket beams, a front pushing part is arranged at the front end of the front pushing rod, a rear pushing part is arranged at the rear end of the rear pushing rod, the front pushing part and the rear pushing part are higher than the upper surface of the bracket, and the pushing grid can reciprocate along the material conveying direction, in the material conveying direction, the rear end of the stroke of the front material pushing part is positioned at the rear side of the front end of the stroke of the rear material pushing part. The front pushing part pushes the core plate positioned in the middle to the station, while the front pushing part pushes the core plate positioned in the middle, the rear pushing part sends the core plate positioned at the feeding end to the middle of the bracket, namely, two feeding steps can be simultaneously carried out on the bracket, the next feeding can be carried out in a pre-feeding mode during feeding, namely, the stroke of the pushing grid is reduced by half, meanwhile, the feeding efficiency is improved, and the production efficiency is greatly improved.

Preferably, the front pushing rod is installed on the top surface of the movable beam, the upper surface of the front pushing rod is arranged in an inclined mode, the front end of the front pushing rod is higher than the upper surface of the bracket, the rear end of the front pushing rod is not higher than the upper surface of the bracket, the front pushing portion is the front end of the front pushing rod, the front end of the front pushing rod is located on the front side of the movable beam, the bracket is provided with a limiting device, and the arrangement position of the limiting device is matched with the stroke rear end of the front pushing portion. The material pushing rod is in a slope shape, the front end of the material pushing rod pushes the core plate and pushes the core plate, the stacked core plates are lifted through the slope during return stroke, the core plates cannot move backwards through the blocking mechanism, and then the material pushing rod moves forwards to pass through the lower portion of the core plates to realize return stroke, and the material pushing rod can move back and forth to realize continuous feeding.

Preferably, stop device turns over the board including turning over the board, turns over the board and articulates the side at the bracket, and on material propelling movement direction, the rear side that turns over the board is equipped with the dog, and the dog is located the top of turning over the articulated shaft between board and the bracket, and the front side that turns over the board is equipped with reset spring, reset spring's one end and the sub-unit connection that turns over the board, and the other end and bracket connection, reset spring can make to turn over the board and keep vertical state, and when turning over the board and be vertical state, the upper end that turns over the board is higher than the upper surface of bracket and the trailing flank that turns over the board contacts with the dog. The turning plate can only turn over forwards, is ingenious in design, can avoid the position during forward feeding, and can play a role in preventing the core plate from moving backwards.

Preferably, back ejector tie is located the upper surface of bracket below, and the front end of back ejector tie is connected with the top surface of walking beam, and the rear end of back ejector tie is articulated installs the push pedal, and the push pedal keeps natural vertical state, and when the push pedal was vertical state, the lower part leading flank of push pedal and the rear end face contact of back ejector tie, the top of push pedal is higher than the upper surface of bracket. When the pushing rod moves forwards, the lower part of the push plate is blocked by the end part of the pushing rod and cannot rotate, the upper part of the push plate pushes the core plate to move, the upper part of the push plate is pushed by the accumulated core plate to turn downwards during return stroke, the core plate cannot be pushed reversely, the resistance is small during return stroke, and the load of a driving mechanism is reduced.

Preferably, the bracket is further provided with two position detection devices, the position detection devices correspond to the positions of the two ends of the stroke of the pushing grid respectively, the position detection devices are used for detecting the position of the pushing grid, and when the position detection devices detect that the pushing grid reaches a set position, the pushing grid runs in the opposite direction. Automatic reciprocating operation can be realized, and the moving distance of the material pushing grid is accurate.

Preferably, a pushing grid driving mechanism is arranged in the bracket and comprises a driving motor and a transmission chain, a driving chain wheel and a middle chain wheel are arranged below the bracket, the transmission chain bypasses the driving chain wheel and the middle chain wheel, two ends of the transmission chain are fixedly connected with the movable beam, and the driving motor drives the driving chain wheel to rotate. The chain transmission is adopted, the chain is rigidly meshed with the chain wheel, the transmission precision is ensured, the pushing distance for pushing and feeding is ensured, and the return stroke error caused by repeated operation is avoided.

Preferably, the pushing grid driving mechanism further comprises a transmission shaft, a transmission chain wheel is arranged in the middle of the transmission shaft, a driving chain wheel is arranged on an output shaft of the driving motor, the driving chain wheel and the transmission chain wheel are driven by a driving chain, the number of the driving chain wheel, the number of the middle chain wheel and the number of the transmission chains are respectively two, the two driving chain wheels are respectively arranged at two ends of the transmission shaft, and the two transmission chains are respectively connected with two ends of the movable beam. The two ends of the movable beam are balanced to be pulled by the chains, and the two ends of the cross beam synchronously run, so that the moving precision of the core plate and the moving fluency of the material pushing rod and the movable beam are ensured.

Preferably, a front baffle frame is further arranged above the bracket, the plane where the front baffle frame is located is perpendicular to the material conveying direction, and the bottom of the front baffle frame and the upper surface of the bracket are spaced by a certain distance. The heated board core that can stack a certain amount is on the bracket, and the core of top keeps motionless by blockking of preceding baffle frame, and the core of top falls naturally after the core of below is taken out, can realize once depositing a plurality of cores, and automatic material loading in proper order further reduces manpower and materials, improves production efficiency.

Preferably, the bottom of the front baffle frame is provided with a lifting cross beam, the bottom cross beam of the front baffle frame is provided with at least two vertical through holes, the lifting cross beam is fixedly provided with vertical screw rods with equal number, the vertical screw rods penetrate through the vertical through holes, each vertical screw rod is provided with two lifting driving nuts, and the two lifting driving nuts are respectively located at two ends of each vertical through hole. The height of the lifting beam is adjusted to enable the distance between the lifting beam and the bracket to be matched with the thickness of the core plate, so that the lifting beam is suitable for core plates with different thicknesses, and the universality of the device is improved.

Preferably, one side of bracket still is equipped with the side baffle frame, and the side baffle frame is perpendicular to the upper surface and the preceding baffle frame of bracket respectively, and one side of bracket is equipped with two side stands, is equipped with horizontal screw between side stand and the bracket, is equipped with two horizontal through-holes on the bottom crossbeam of horizontal screw perpendicular to bracket beam side baffle frame, and horizontal screw passes horizontal through-hole, all installs two horizontal drive nuts on every horizontal screw, and two horizontal drive nuts are located the both ends of horizontal through-hole respectively. Set up the cooperation of side baffle frame and preceding baffle frame and can accurately set for core locating place, make the material loading position, more unified, the position of side baffle frame can be adjusted simultaneously, is suitable for the core of different length, improves the commonality of device.

According to the embodiment, the utility model has the advantages that two feeding steps can be simultaneously carried out on the bracket, the next feeding can be carried out for pre-feeding during feeding, the stroke of the pushing grid is reduced by half, the pushing grid and the blocking mechanism are skillfully designed, the matching action is smooth, the feeding efficiency is improved, and the production efficiency is greatly improved; chain transmission is carried out at two ends of the cross beam, the chain is rigidly meshed with the chain wheel, the transmission precision is ensured, the pushing distance for pushing and feeding is ensured, the two ends of the movable beam are balanced by the tension of the chain, the two ends of the cross beam synchronously run, the moving precision of the core plate and the moving smoothness of the pushing grid are ensured, and the return error caused by repeated running is avoided; simultaneously, set up the baffle frame, can realize once depositing a plurality of cores, automatic material loading in proper order, and the core that can the different thickness of adaptation, length further reduces manpower and materials, improves production efficiency.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a schematic front view of a first embodiment of the utility model.

Fig. 3 is a schematic structural view of the pushing grid in the present invention.

Fig. 4 is a schematic structural view of the limiting device of the present invention.

Fig. 5 is a schematic structural diagram of a second embodiment of the present invention.

Fig. 6 is a schematic view illustrating an operating state of the second embodiment.

Fig. 7 is a schematic diagram of a second working state of the second embodiment.

Fig. 8 is a schematic diagram illustrating a third operating state of the second embodiment.

Fig. 9 is a schematic view of the state of the rear lifter during the return stroke.

In the figure: 1. the automatic feeding device comprises a bracket, 1-1 bracket beams, 2 travelling beams, 3 front pushing rods, 4 rear pushing rods, 5 turning plates, 6 stoppers, 7 return springs, 8 guide inclined plates, 9 push plates, 10 driving motors, 11 transmission chains, 12 driving sprockets, 13 intermediate sprockets, 14 transmission shafts, 15 transmission sprockets, 16 driving sprockets, 17 driving chains, 18 lifting cross beams, 19 vertical screws, 20 lifting driving nuts, 21 front stopper frames, 22 side stopper frames, 23 side upright columns, 24 horizontal screws, 25 horizontal driving nuts, 26 position detection devices, 27 guide rail seats and 28 guide rails; 00. the core board, 00-1, the first core board, 00-2, the second core board, 00-3, the third core board.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the present embodiment, and it is apparent that the embodiments described below are only a part of embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of protection of this patent.

Example one

As shown in fig. 1-4, a double-station heat-insulating board pushing device comprises a bracket 1, wherein a certain number of mutually parallel bracket beams 1-1 are arranged at the top of the bracket 1, the bracket beams 1-1 are arranged along a material conveying direction, a pushing grid is arranged inside the bracket 1, the pushing grid comprises a moving beam 2, the moving beam 2 is horizontally arranged and perpendicular to the bracket beams 1-1, a front pushing rod 3 is arranged at the front side of the moving beam 2, a rear pushing rod 4 is arranged at the rear side of the moving beam 2, the length directions of the front pushing rod 3 and the rear pushing rod 4 are along the material conveying direction and are positioned in an interval between the adjacent bracket beams 1-1, a front pushing part is arranged at the front end of the front pushing rod 3, a rear pushing part is arranged at the rear end of the rear pushing rod 4, the front pushing part and the rear pushing part are both higher than the upper surface of the bracket 1, guide rails 28 along the material conveying direction are respectively arranged on the bottom surfaces of the two most lateral bracket beams 1-1, guide rail seats 27 matched with the guide rails 28 are arranged at two ends of the movable beam, the pushing grids can move in a reciprocating mode along the material conveying direction, and the rear end of the stroke of the front pushing part is located on the rear side of the front end of the stroke of the rear pushing part in the material conveying direction;

as shown in fig. 3, the front pushing rod 3 is installed on the top surface of the movable beam 2, the upper surface of the front pushing rod 3 is arranged in an inclined manner, the front end of the front pushing rod 3 is higher than the upper surface of the bracket 1, the rear end of the front pushing rod 3 is not higher than the upper surface of the bracket 1, the front pushing part is the front end of the front pushing rod 3, the front end of the front pushing rod 3 is located on the front side of the movable beam 2, the rear end of the front pushing rod 3 is provided with a guiding inclined plate 8, the guiding inclined plate 8 extends along the inclined direction of the front pushing rod 3, the inclined angle of the guiding inclined plate 8 is larger than the inclined angle of the front pushing rod 3, the upper surface of the guiding inclined plate 8 is in transitional connection with the upper surface of the front pushing rod 3, the bracket 1 is provided with a limiting device, the setting position of the limiting device is matched with the rear end of the stroke of the front pushing part, as shown in fig. 4, the limiting device comprises a turning plate 5, the turning plate 5 is hinged on the side surface of the bracket 1, in the material pushing direction, the rear side of the turning plate 5 is provided with a stop block 6, the stop block 6 is positioned above a hinge shaft between the turning plate 5 and the bracket 1, the front side of the turning plate 5 is provided with a return spring 7, one end of the return spring is connected with the lower part of the turning plate 5, the other end of the return spring is connected with the bracket, the return spring 7 can enable the turning plate 5 to keep a vertical state, when the turning plate 5 is in the vertical state, the upper end of the turning plate 5 is higher than the upper surface of the bracket 1, and the rear side surface of the turning plate 5 is contacted with the stop block 6; the rear material pushing rod 4 is positioned below the upper surface of the bracket 1, the front end of the rear material pushing rod 4 is connected with the top surface of the moving beam 2, the rear end of the rear material pushing rod 4 is hinged with a push plate 9, the push plate 9 keeps a natural vertical state, when the push plate 9 is in the vertical state, the front side surface of the lower part of the push plate 9 is contacted with the rear end surface of the rear material pushing rod 4, and the top end of the push plate 9 is higher than the upper surface of the bracket 1;

the pushing grid driving mechanism is arranged in the bracket and comprises a driving motor 10, a driving chain wheel 16 is arranged on an output shaft of the driving motor 10, a transmission shaft 14 is arranged below the bracket, a transmission chain wheel 15 is arranged in the middle of the transmission shaft 14, the driving chain wheel 16 and the transmission chain wheel 15 are transmitted through a driving chain 17, driving chain wheels 12 are respectively arranged at two ends of the transmission shaft 17, two middle chain wheels 13 are further arranged in the bracket 1, the middle chain wheels 13 correspond to the driving chain wheels 12 in position, a transmission chain 11 is arranged between each group of the middle chain wheels 13 and the driving chain wheel 12, the transmission chain 11 bypasses the driving chain wheels 12 and the middle chain wheels 13, two ends of the transmission chain 11 are fixedly connected with the movable beam 2, the two transmission chains 11 are respectively connected with two ends of the movable beam 2, two position detection devices 26 are further arranged on the bracket 1, and the two position detection devices 26 respectively correspond to two ends of a pushing grid stroke, the position detection device 26 can adopt a proximity switch for detecting the position of the moving beam, when the position detection device 26 detects that the moving beam reaches the set position, the driving motor rotates reversely, and the material pushing grid runs in the opposite direction.

Example two

As shown in fig. 5, on the basis of the first embodiment, a front baffle frame 21 is further arranged above the bracket 1, a plane of the front baffle frame 21 is perpendicular to a material conveying direction, a lifting cross beam 18 is arranged at the bottom of the front baffle frame 21, at least two vertical through holes are arranged on the cross beam at the bottom of the front baffle frame 21, vertical screws 19 equal to the vertical through holes are fixedly mounted on the lifting cross beam 18, the vertical screws 19 penetrate the vertical through holes, two lifting driving nuts 20 are respectively mounted on each vertical screw 19, the two lifting driving nuts 20 are respectively located at two ends of each vertical through hole, a certain distance is formed between the lifting cross beam 18 and the upper surface of the bracket 1, the lifting driving nuts 20 are rotated to enable the lifting cross beam 18 to move up and down, the distance can be adjusted to be adapted to the thickness of the core plate, specifically, the distance is greater than the thickness of the core plate and less than twice the thickness of the core plate, a side baffle frame 22 is further arranged on one side of the bracket 1, the side baffle frame 22 is perpendicular to the upper surface of the bracket 1 and a front baffle frame 21 respectively, two side upright posts 23 are arranged on one side of the bracket 1, horizontal screw rods 24 are arranged between the side upright posts 23 and the bracket, two horizontal through holes are formed in a bottom cross beam of the side baffle frame 22, the horizontal screw rods 24 penetrate through the horizontal through holes, two horizontal driving nuts 25 are mounted on each horizontal screw rod 24, the two horizontal driving nuts 25 are located at two ends of each horizontal through hole respectively, two mutually perpendicular sides of the core plates are located through the front baffle frame 21 and the side baffle frame 22 respectively, the horizontal driving nuts 25 are rotated to enable the side baffle frame 22 to move, and the pushing device can be matched with the core plates with various length sizes.

The working process of the utility model is that taking the second embodiment as an example, as shown in fig. 6-9, a certain amount of core plates 00 are stacked on a bracket, after one-time material pushing, a first core plate 00-1 on the bracket is positioned at a 'transfer position' in front of a front baffle frame on the bracket, a second core plate 00-2 and a third core plate 00-3 are stacked at the lowest layer of a core plate stack from bottom to top, when a material pushing grid moves leftwards, the front end of a front material pushing rod 3 pushes the first core plate 00-1 leftwards, simultaneously a push plate 9 pushes the second core plate 00-2 leftwards, a lifting beam and the front baffle frame block the third core plate 00-3 and the upper core plate to prevent the third core plate 00-3 and the upper core plate from moving leftwards along with the second core plate 00-2, namely the second core plate 00-2 is pushed out independently, at the time, the material pushing state is shown in fig. 7, when the material pushing grid moves to the left end point of the stroke, the front material pushing rod 3 pushes the first core plate 00-1 into a processing station, the second core plate 00-2 is pushed to a transfer position by the push plate 9, the third core plate 00-3 falls on the upper surface of the bracket, the state is shown in figure 8 at this moment, the position detection device detects that the moving beam reaches a set position, the driving motor is turned over to enable the pushing grid to operate in a return stroke to the right, the inclined upper surface of the front pushing rod gradually lifts the second core plate 00-2 in the return stroke, due to the blocking of the turning plate, the second core plate 00-2 cannot move to the right, meanwhile, as shown in figure 9, the upper part of the push plate 9 is blocked by the third core plate 00-3 to turn over to the left for avoiding, when the pushing grid moves to a stroke right end point, the driving motor is turned over again, the second core plate 00-2 is pushed into the processing station, the third core plate 00-3 is pushed to the transfer position, and double-station continuous feeding is achieved in a circulating mode.

The utility model has the advantages that two feeding steps can be simultaneously carried out on the bracket, the next feeding can be carried out during feeding, the stroke of the pushing grid is reduced by half, the pushing grid and the blocking mechanism are skillfully designed, the matching action is smooth, the feeding efficiency is improved, and the production efficiency is greatly improved; chain transmission is carried out at two ends of the cross beam, the chain is rigidly meshed with the chain wheel, the transmission precision is ensured, the pushing distance for pushing and feeding is ensured, the two ends of the movable beam are balanced by the tension of the chain, the two ends of the cross beam synchronously run, the moving precision of the core plate and the moving smoothness of the pushing grid are ensured, and the return error caused by repeated running is avoided; simultaneously, set up the baffle frame, can realize once depositing a plurality of cores, automatic material loading in proper order, and the core that can the different thickness of adaptation, length further reduces manpower and materials, improves production efficiency.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A double-station heat-insulation board pushing device is characterized by comprising a bracket (1), wherein a certain number of mutually parallel bracket beams (1-1) are arranged at the top of the bracket (1), the bracket beams (1-1) are arranged along a material conveying direction, a pushing grid is arranged inside the bracket (1) and comprises a moving beam (2), the moving beam (2) is horizontally arranged and is perpendicular to the bracket beams (1-1), a front pushing rod (3) is arranged on the front side of the moving beam (2), a rear pushing rod (4) is arranged on the rear side of the moving beam (2), the front pushing rod (3) and the rear pushing rod (4) are arranged along the material conveying direction in the interval between the adjacent bracket beams (1-1), a front pushing part is arranged at the front end of the front pushing rod (3), a rear pushing part is arranged at the rear end of the rear pushing rod (4), and the front pushing part and the rear pushing part are higher than the upper surface of the bracket (1), the pushing grid can move back and forth along the material conveying direction, and the rear end of the stroke of the front pushing part is positioned on the rear side of the front end of the stroke of the rear pushing part in the material conveying direction.

2. The double-station insulation board pushing device according to claim 1, wherein the front pushing rod (3) is installed on the top surface of the moving beam (2), the upper surface of the front pushing rod (3) is arranged in an inclined mode, the front end of the front pushing rod (3) is higher than the upper surface of the bracket (1), the rear end of the front pushing rod (3) is not higher than the upper surface of the bracket (1), the front pushing portion is the front end of the front pushing rod (3), a limiting device is arranged on the bracket (1), and the arrangement position of the limiting device is matched with the stroke rear end of the front pushing portion.

3. The double-station insulation board pushing device according to claim 2, wherein the limiting device comprises a turning plate (5), the turning plate (5) is hinged to the side face of the bracket (1), a stop block (6) is arranged on the rear side of the turning plate (5) in the material pushing direction, the stop block (6) is located above a hinge shaft between the turning plate (5) and the bracket (1), a return spring (7) is arranged on the front side of the turning plate (5), one end of the return spring (7) is connected with the lower portion of the turning plate (5), the other end of the return spring is connected with the bracket, the return spring (7) can enable the turning plate (5) to be in a vertical state, when the turning plate (5) is in a vertical state, the upper end of the turning plate (5) is higher than the upper surface of the bracket (1), and the rear side face of the turning plate (5) is in contact with the stop block (6).

4. The double-station heat-insulation plate pushing device according to claim 1, characterized in that the rear pushing rod (4) is located below the upper surface of the bracket (1), the front end of the rear pushing rod (4) is connected with the top surface of the moving beam (2), the rear pushing part is a pushing plate (9), the pushing plate (9) is hinged to the rear end of the rear pushing rod (4), the pushing plate (9) keeps a natural vertical state, when the pushing plate (9) is in the vertical state, the front side surface of the lower part of the pushing plate (9) is in contact with the rear end surface of the rear pushing rod (4), and the top end of the pushing plate (9) is higher than the upper surface of the bracket (1).

5. The double-station insulation board pushing device according to any one of claims 1 to 4, characterized in that two position detection devices (26) are further arranged on the bracket (1), the position detection devices (26) correspond to positions at two ends of a pushing grid stroke respectively, the position detection devices (26) are used for detecting the position of the pushing grid, and when the position detection devices (26) detect that the pushing grid reaches a set position, the pushing grid runs in the opposite direction.

6. The double-station insulation board pushing device according to any one of claims 1 to 4, characterized in that a pushing grid driving mechanism is arranged in the bracket, the pushing grid driving mechanism comprises a driving motor (10) and a transmission chain (11), a driving sprocket (12) and a middle sprocket (13) are arranged below the bracket (1), the transmission chain (11) bypasses the driving sprocket (12) and the middle sprocket (13), two ends of the transmission chain (11) are fixedly connected with the movable beam (2), and the driving motor (10) drives the driving sprocket (12) to rotate.

7. The double-station insulation board pushing device according to claim 6, wherein the pushing grid driving mechanism further comprises a transmission shaft (14), a transmission chain wheel (15) is arranged in the middle of the transmission shaft (14), a driving chain wheel (16) is arranged on an output shaft of the driving motor (10), the driving chain wheel (16) and the transmission chain wheel (15) are driven through a driving chain (17), two driving chain wheels (12), two middle chain wheels (13) and two transmission chains (11) are respectively arranged, the two driving chain wheels (12) are respectively arranged at two ends of the transmission shaft (14), and the two transmission chains (11) are respectively connected with two ends of the movable beam (2).

8. The double-station insulation board pushing device according to any one of claims 1 to 4, characterized in that a front baffle frame (21) is further arranged above the bracket (1), the plane of the front baffle frame (21) is perpendicular to the material conveying direction, and the bottom of the front baffle frame is spaced from the upper surface of the bracket (1) by a certain distance.

9. The double-station insulation board pushing device according to claim 8, characterized in that a lifting cross beam (18) is arranged at the bottom of the front baffle frame (21), at least two vertical through holes are formed in the bottom cross beam of the front baffle frame (21), an equal number of vertical screws (19) are fixedly mounted on the lifting cross beam (18), the vertical screws (19) penetrate through the vertical through holes, two lifting driving nuts (20) are respectively mounted on each vertical screw (19), and the two lifting driving nuts (20) are respectively located at two ends of each vertical through hole.

10. The double-station insulation board pushing device according to claim 9, characterized in that a side baffle frame (22) is further arranged on one side of the bracket (1), the side baffle frame (22) is perpendicular to the upper surface of the bracket (1) and the front baffle frame (21) respectively, two side upright posts (23) are arranged on one side of the bracket (1), a horizontal screw (24) is arranged between the side upright posts (23) and the bracket, two horizontal through holes are arranged on a bottom cross beam of the horizontal screw (24) perpendicular to the side baffle frame (22) of the bracket beam (1-1), the horizontal screw (24) passes through the horizontal through holes, two horizontal driving nuts (25) are mounted on each horizontal screw (24), and the two horizontal driving nuts (25) are located at two ends of the horizontal through holes respectively.