CN210102941U

CN210102941U - Preparation fire-resistant insulating brick is with driving base machine

Info

Publication number: CN210102941U
Application number: CN201920716917.XU
Authority: CN
Inventors: 孙玉岩
Original assignee: Tangshan City Karen Heat Insulating Material Co Ltd
Current assignee: Tangshan City Karen Heat Insulating Material Co Ltd
Priority date: 2019-05-17
Filing date: 2019-05-17
Publication date: 2020-02-21
Anticipated expiration: 2029-05-17

Abstract

The utility model relates to the technical field of green brick stacking equipment, in particular to a green brick driving machine for preparing refractory insulating bricks; the falling prevention of the green bricks can be increased, the stability of the green bricks in the transmission process is increased, the falling frequency of the green bricks is reduced, the damage rate of the green bricks is reduced, and the use reliability is improved; including first support frame, first support frame bottom left side and bottom right side all are provided with the second support frame, still include threaded rod and first motor, be provided with the chamber in the backup pad, the threaded rod sets up in the intracavity, the equal screw sleeve in outside left side of threaded rod and outside right side is equipped with the screwed pipe, two sets of screwed pipe bottoms all are provided with first connecting plate, two sets of first connecting plate bottoms all are provided with the second connecting plate, all be provided with the slider in two sets of slides, left side second connecting plate left end and right side connecting plate right-hand member all are provided with the cylinder, two sets of cylinder outputs are the fixed electric putter that is provided with.

Description

Preparation fire-resistant insulating brick is with driving base machine

Technical Field

The utility model relates to a technical field of adobe stacking equipment especially relates to a preparation fire-resistant insulating brick is with driving base machine.

Background

As is well known, the blank driving machine for preparing the refractory insulating brick is a device used for stacking green bricks in the production process of the refractory insulating brick, the stacked green bricks can be conveniently and uniformly fired at the later stage, and the blank driving machine is widely used in the field of green brick stacking equipment; the existing blank driving machine for preparing refractory heat-insulating bricks comprises a first support frame, wherein second support frames are arranged on the left side of the bottom end and the right side of the bottom end of the first support frame respectively, the top ends of two groups of second support frames are respectively connected with the left side of the bottom end and the right side of the bottom end of the first support frame, a slide rail is arranged at the top end of the first support frame, pulleys are arranged at the top end of the slide rail, slide plates are connected and arranged at the bottom ends of the pulleys, a retraction mechanism is arranged at the bottom ends of a plurality of groups; when the blank driving machine for preparing the refractory insulating brick is used, a plurality of groups of pulleys can slide in the slide rails, after the pulleys slide to a certain position, the supporting plate and the fixing mechanism are lowered to a certain height by the retraction and extension mechanism, the fixing mechanism is used for fixedly clamping the brick blank, the retraction and extension mechanism drives the fixing mechanism to ascend, and the pulley moves equipment to a corresponding position to be placed and places the equipment; the driving green brick machine for preparing the fire-resistant heat-insulating brick is found in use, the fixing mechanism is used for placing green bricks, the strength of the green bricks is smaller, the fixing mechanism is difficult to strongly fix the green bricks, the green bricks are easy to drop in a long-distance transmission process, the green bricks are easy to damage, the production cost is increased, and the use reliability of the device is lower.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an increase and prevent the adobe phenomenon that drops, increase the stability of adobe in transmission course, reduce the frequency that the adobe dropped, reduce the adobe spoilage, improve the preparation fire-resistant insulating brick of reliability of use and use the base machine of driving.

The utility model discloses a prepare fire-resistant insulating brick and use and drive base machine, including first support frame, first support frame bottom left side and bottom right side all are provided with the second support frame, two sets of second support frame tops are connected with first support frame bottom left side and bottom right side respectively, first support frame top is provided with the slide rail, the slide rail top is provided with the pulley, the pulley bottom is connected and is provided with the slide plate, the multiunit slide plate bottom is provided with the jack, the jack bottom is provided with the backup pad, the backup pad bottom is fixed and is provided with fixed establishment; the screw rod is arranged in the cavity, the left side thread and the right side thread of the screw rod are opposite in screw direction, the left end and the right end of the screw rod are respectively rotatably connected with the left end and the right end of the cavity, the left side and the right side outside the screw rod are respectively provided with a screw tube in a screw sleeving manner, the inner side walls of the two groups of screw tubes are respectively contacted with the left side and the right side of the outer side wall of the screw rod, the first motor is arranged at the left end of the supporting plate, the output end of the first motor penetrates through the left end of the supporting plate and then is connected with the left end of the screw rod, the left side and the right side of the bottom end of the supporting plate are respectively provided with connecting holes, the top ends of the two groups of connecting holes are respectively communicated with the left side and the right side of the bottom end of the cavity, the bottom ends, left side second connecting plate top left side and right side second connecting plate top right side are connected with two sets of first connecting plate bottoms respectively, left side second connecting plate right-hand member and right side second connecting plate left end all are provided with the slide, all be provided with the slider in two sets of slides, left side slider right-hand member and right side slider right-hand member all fix and are provided with the third connecting plate, left side third connecting plate right-hand member and right side third connecting plate left end pass left side slide right-hand member and right side slide left end respectively, left side second connecting plate left end and right side connecting plate right-hand member all are provided with the cylinder, two sets of cylinder outputs penetrate to left side slide left end and right side slide right-hand member respectively, two sets of cylinder outputs are all fixed and are provided with electric putter, left side electric putter left end and right side electric putter right-hand member are connected with two sets of cylinder outputs respectively, left side electric putter.

The utility model discloses a preparation fire-resistant insulating brick is with driving base machine, still include two sets of second motors, the fixed two sets of first fixed plates that are provided with in slide plate top, two sets of first fixed plate bottoms are connected with two sets of slide top left sides and top right side respectively, the fixed second fixed plate that is provided with in first fixed plate top, two sets of second motors are fixed respectively and are set up in second fixed plate bottom left side and bottom right side, two sets of second motor output end all fixes and are provided with the spool, two sets of spool lateral walls all fix the winding and connect the rope, left side spool right-hand member and right side spool left end are connected with two sets of second motor output ends respectively, backup pad top left side and top right side all fix and are provided with the fixed block, two sets of fixed block tops.

The utility model discloses a preparation fire-resistant insulating brick is with driving base machine still includes two sets of fixed hoops, and two sets of fixed hoops are fixed respectively and are set up in two sets of second motor lateral walls, and two sets of fixed hoops top is connected with second fixed plate bottom left side and bottom right side respectively.

The utility model discloses a preparation fire-resistant insulating brick is with driving base machine still includes two sets of extension boards, and two sets of extension boards set up respectively in chamber left side and right side, and two sets of extension board tops are connected with chamber top left side and top right side respectively, and two sets of extension board middle parts all are provided with the intercommunicating pore, and two sets of intercommunicating pores are passed respectively to threaded rod left end and right-hand member, and the threaded rod contacts with two sets of intercommunicating pores respectively.

The utility model discloses a preparation fire-resistant insulating brick is with driving base machine still includes two sets of fender brackets, and two sets of fender brackets are fixed respectively and are set up in first support frame top front side and top rear side.

The utility model discloses a preparation fire-resistant insulating brick is with driving base machine, two sets of second support frame front ends are all fixed to be provided with the ladder of ascending a height.

The utility model discloses a preparation fire-resistant insulating brick is with driving base machine still includes two sets of reinforcement seat, and two sets of reinforcement seat set up respectively in two sets of second support frame lateral wall downside, and two sets of reinforcement seat inside walls are connected with two sets of second support frame lateral wall downside respectively.

The utility model discloses a preparation fire-resistant insulating brick is with driving base machine still includes the gusset plate, and the gusset plate is fixed to be set up in the gusset plate left end, and first motor is fixed to be set up in the gusset plate top.

Compared with the prior art, the beneficial effects of the utility model are that: the first motor drives the threaded rod to rotate, the left thread and the right thread of the threaded rod are opposite in screw direction while the threaded rod rotates, under the action, the two groups of threaded pipes move in the left-right direction, the right threaded pipe moves in the left direction while the left threaded pipe moves in the right direction, the two groups of first connecting plates move in the same direction with the two groups of threaded pipes, the two groups of third connecting plates move, the two groups of air cylinders respectively drive the two groups of electric push rods to move, the two groups of sliding blocks move in the two groups of sliding ways respectively, the movement stability of the two groups of sliding blocks is improved due to the arrangement of the two groups of sliding ways, the two groups of second connecting plates and the two groups of third connecting plates move to the bottom end of the fixing mechanism and support green bricks, the falling of the green bricks is reduced, after the green bricks are conveyed, the first motor ensures that the threaded rod moves reversely while the two groups of air, two sets of third connecting plates move respectively to two sets of slides in, carry on placing of adobe this moment can, increase the stability of adobe in transmission course, reduce the frequency that the adobe dropped, reduce the adobe spoilage, improve the use reliability.

Drawings

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

FIG. 2 is a schematic view of a part of the structure of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is an enlarged view of portion B of FIG. 2;

in the drawings, the reference numbers: 1. a first support frame; 2. a second support frame; 3. a pulley; 4. a slide plate; 5. a retraction mechanism; 6. a support plate; 7. a fixing mechanism; 8. a threaded rod; 9. a first motor; 10. a cavity; 11. a threaded pipe; 12. a first connecting plate; 13. a second connecting plate; 14. a slideway; 15. a slider; 16. a third connecting plate; 17. a cylinder; 18. an electric push rod; 19. a second motor; 20. a first fixing plate; 21. a second fixing plate; 22. a bobbin; 23. connecting ropes; 24. a fixed block; 25. a fixing hoop; 26. a support plate; 27. a protection frame; 28. climbing a ladder; 29. a reinforcing seat; 30. and a reinforcing plate.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 4, the utility model discloses a prepare fire-resistant insulating brick and use driving base machine, including first support frame 1, first support frame 1 bottom left side and bottom right side all are provided with second support frame 2, two sets of second support frame 2 tops are connected with first support frame 1 bottom left side and bottom right side respectively, first support frame 1 top is provided with the slide rail, the slide rail top is provided with pulley 3, pulley 3 bottom is connected and is provided with slide 4, the bottom of multiunit slide 4 sets up the jack 5, jack 5 bottom is provided with backup pad 6, 6 bottom fixings of backup pad are provided with fixing mechanism 7; the screw thread device also comprises a screw thread rod 8 and a first motor 9, a cavity 10 is arranged in the supporting plate 6, the screw thread rod 8 is arranged in the cavity 10, the left side thread and the right side thread of the screw thread rod 8 are opposite in screw direction, the left end and the right end of the screw thread rod 8 are respectively rotatably connected with the left end and the right end of the cavity 10, the left side and the right side of the outer part of the screw thread rod 8 are respectively sleeved with a screw thread pipe 11, the inner side walls of the two groups of screw thread pipes 11 are respectively contacted with the left side and the right side of the outer side wall of the screw thread rod 8, the first motor 9 is arranged at the left end of the supporting plate 6, the output end of the first motor 9 passes through the left end of the supporting plate 6 and then is connected with the left end of the screw thread rod 8, the left side and the right side of the bottom end of the supporting plate 6, the bottom ends of two groups of first connecting plates 12 are respectively provided with a second connecting plate 13, the top left side of a left side second connecting plate 13 and the top right side of a right side second connecting plate 13 are respectively connected with the bottom ends of the two groups of first connecting plates 12, the right end of the left side second connecting plate 13 and the left end of the right side second connecting plate 13 are respectively provided with a slide rail 14, two groups of slide rails 14 are respectively internally provided with a slide block 15, the right end of the left side slide block 15 and the right end of the right side slide block 15 are respectively fixedly provided with a third connecting plate 16, the right end of the left side third connecting plate 16 and the left end of the right side third connecting plate 16 respectively penetrate through the right end of the left side slide rail 14 and the left end of the right side slide rail 14, the left end of the left side second connecting plate 13 and the right end of the right side connecting plate are respectively provided with an air cylinder 17, the output ends of the two, the output end of the left electric push rod 18 and the output end of the right electric push rod 18 are respectively connected with the left end of the left slide block 15 and the right end of the right slide block 15; the first motor drives the threaded rod to rotate, the left thread and the right thread of the threaded rod are opposite in screw direction while the threaded rod rotates, under the action, the two groups of threaded pipes move in the left-right direction, the right threaded pipe moves in the left direction while the left threaded pipe moves in the right direction, the two groups of first connecting plates move in the same direction with the two groups of threaded pipes, the two groups of third connecting plates move, the two groups of air cylinders respectively drive the two groups of electric push rods to move, the two groups of sliding blocks move in the two groups of sliding ways respectively, the movement stability of the two groups of sliding blocks is improved due to the arrangement of the two groups of sliding ways, the two groups of second connecting plates and the two groups of third connecting plates move to the bottom end of the fixing mechanism and support green bricks, the falling of the green bricks is reduced, after the green bricks are conveyed, the first motor ensures that the threaded rod moves reversely while the two groups of air, two sets of third connecting plates move respectively to two sets of slides in, carry on placing of adobe this moment can, increase the stability of adobe in transmission course, reduce the frequency that the adobe dropped, reduce the adobe spoilage, improve the use reliability.

The utility model discloses a preparation fire-resistant insulating brick is with driving base machine, still include two sets of second motors 19, 4 tops of slide are fixed and are provided with two sets of first fixed plates 20, two sets of first fixed plates 20 bottoms are connected with 4 top left sides and top right sides of two sets of slide respectively, first fixed plate 20 top is fixed and is provided with second fixed plate 21, two sets of second motors 19 are fixed and are set up in second fixed plate 21 bottom left side and bottom right side respectively, two sets of second motor 19 output ends are all fixed and are provided with spool 22, two sets of spool 22 lateral walls are all fixed and are twined and connect rope 23, left side spool 22 right-hand member and right side spool 22 left end are connected with two sets of second motor 19 output ends respectively, 6 top left sides and top right sides are all fixed and are provided with fixed block 24, two sets of fixed block 24 tops; when the retraction mechanism retracts, the two sets of motors respectively drive the two sets of bobbins to rotate, the connecting ropes wound on the bobbins are retracted along with the bobbins, the two sets of connecting ropes can reinforce the equipment, and the phenomenon that the equipment is damaged and falls off in the retraction process is reduced.

The utility model discloses a prepare fire-resistant insulating brick with driving base machine still includes two sets of fixed hoops 25, and two sets of fixed hoops 25 are fixed respectively in two sets of second motor 19 lateral walls, and two sets of fixed hoops 25 top are connected with second fixed plate 21 bottom left side and bottom right side respectively; two sets of fixed hoops can consolidate two sets of second motors, have reduced the phenomenon that drops of two sets of second motors.

The utility model discloses a prepare fire-resistant insulating brick and use driving base machine still includes two sets of extension boards 26, and two sets of extension boards 26 set up respectively in chamber 10 left side and right side, and two sets of extension boards 26 top are connected with chamber 10 top left side and top right side respectively, and two sets of extension boards 26 middle part all is provided with the intercommunicating pore, and threaded rod 8 left end and right-hand member pass two sets of intercommunicating pores respectively, and threaded rod 8 contacts with two sets of intercommunicating pores respectively; two sets of extension boards all can support the threaded rod, reduce the phenomenon of rocking of two sets of screwed pipe removal in-process threaded rod, improve equipment's use reliability.

The utility model discloses a prepare fire-resistant insulating brick and use driving base machine, still include two sets of fender brackets 27, two sets of fender brackets 27 are fixed respectively and set up in the front side of top end and the rear side of top end of first support frame 1; the operating personnel can carry out the testing and maintenance to equipment at first support frame top, and the setting of fender bracket can protect operating personnel, has reduced the phenomenon that operating personnel falls in the high altitude.

In the blank driving machine for preparing the refractory insulating brick of the utility model, the front ends of two groups of second supporting frames 2 are both fixedly provided with ascending ladders 28; the usable ladder of ascending a height of operating personnel climbs to first support frame top, has improved the use convenience of equipment.

The utility model discloses a prepare fire-resistant insulating brick and use and drive base machine still includes two sets of reinforcement seat 29, and two sets of reinforcement seat 29 set up respectively in two sets of second support frame 2 lateral walls downside, and two sets of reinforcement seat 29 inside walls are connected with two sets of second support frame 2 lateral walls downside respectively; two sets of reinforcement seats can support two sets of second support frames, have improved the stability of two sets of second support frames.

The utility model discloses a prepare fire-resistant insulating brick with driving base machine, still include gusset plate 30, gusset plate 30 is fixed to be set up in 6 left ends of backup pad, first motor 9 is fixed to be set up in 30 tops of gusset plate; the gusset plate can consolidate first motor, has reduced the phenomenon that drops of first motor.

The utility model discloses a prepare fire-resistant insulating brick and use driving base machine, it is when using, the multiunit pulley can slide from the slide rail, after the pulley slides to a certain position, the jack is to transferring backup pad and fixed establishment to a take the altitude, fixed establishment carries out the fixed clamp to the adobe and gets, first motor drives the threaded rod to rotate this moment, the threaded rod rotates simultaneously because the left side screw thread and the right side screw thread of threaded rod are opposite, under this effect two sets of screwed pipes carry out the removal of left and right sides direction thereupon, the right side screwed pipe moves left simultaneously when the left side screwed pipe moves right, two sets of first connecting plates thereupon carry out the removal of equidirectional with two sets of screwed pipes, two sets of third connecting plates thereupon move, two sets of cylinders drive two sets of electric push rods respectively simultaneously and move, two sets of sliders thereupon respectively move from two sets of slides, the arrangement of the two groups of slideways improves the moving stability of the two groups of sliding blocks, so that the two groups of second connecting plates and the two groups of third connecting plates move to the bottom end of the fixing mechanism and support the green bricks, the falling of the green bricks is reduced, the structure drives the fixing mechanism to ascend at the moment, after the green bricks are transmitted, the first motor undetermined threaded rod moves reversely, simultaneously, the two groups of air cylinders and the two groups of electric push rods contract along with the threaded rod, the two groups of third connecting plates move into the two groups of slideways respectively, the green bricks are placed at the moment, the stability of the green bricks in the transmission process is improved, the falling frequency of the green bricks is reduced, the green brick damage rate is reduced, the use reliability is improved, simultaneously, when the retracting mechanism retracts, the two groups of motors drive the two groups of bobbins to rotate respectively, the connecting ropes wound on the bobbins retract and retract along, the phenomenon that the equipment is damaged and falls off in the retracting and releasing process is reduced.

The blank driving machine for preparing the refractory insulating brick has the advantages that the installation mode, the connection mode or the setting mode are common mechanical modes, and the blank driving machine can be implemented as long as the beneficial effects are achieved; and the motor and the cylinder are provided with the control module and the electric wire, and can be used after being plugged, without changing the internal structure.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A blank driving machine for preparing refractory heat-insulating bricks comprises a first support frame (1), wherein second support frames (2) are arranged on the left side of the bottom end and the right side of the bottom end of the first support frame (1), the top ends of two groups of second support frames (2) are respectively connected with the left side of the bottom end and the right side of the bottom end of the first support frame (1), a slide rail is arranged at the top end of the first support frame (1), pulleys (3) are arranged at the top end of the slide rail, sliding plates (4) are connected and arranged at the bottom ends of the pulleys (3), a retracting mechanism (5) is arranged at the bottom end of each group of sliding plates (4), a support plate (6) is arranged at the bottom end; the device is characterized by also comprising a threaded rod (8) and a first motor (9), wherein a cavity (10) is arranged in the support plate (6), the threaded rod (8) is arranged in the cavity (10), the left side thread and the right side thread of the threaded rod (8) are opposite in screw direction, the left end and the right end of the threaded rod (8) are respectively rotatably connected with the left end and the right end of the cavity (10), the left side and the right side of the outside of the threaded rod (8) are respectively sleeved with a threaded pipe (11), the inner side walls of two groups of threaded pipes (11) are respectively contacted with the left side and the right side of the outer side wall of the threaded rod (8), the first motor (9) is arranged at the left end of the support plate (6), the output end of the first motor (9) passes through the left end of the support plate (6) and then is connected with the left end of the threaded rod (8), the left side and the right, the bottom ends of two groups of threaded pipes (11) are respectively provided with a first connecting plate (12), the top ends of the two groups of first connecting plates (12) respectively penetrate through two groups of connecting holes and then are respectively connected with the bottom ends of the two groups of threaded pipes (11), the bottom ends of the two groups of first connecting plates (12) are respectively provided with a second connecting plate (13), the top left side of a left side second connecting plate (13) and the top right side of a right side second connecting plate (13) are respectively connected with the bottom ends of the two groups of first connecting plates (12), the right end of the left side second connecting plate (13) and the left end of the right side second connecting plate (13) are respectively provided with a slideway (14), two groups of slideways (14) are respectively internally provided with a slide block (15), the right end of a left side slide block (15) and the right end of a right side slide block (15) are respectively fixedly provided with a third connecting plate (16), the right, left side second connecting plate (13) left end and right side connecting plate right-hand member all are provided with cylinder (17), two sets of cylinder (17) outputs penetrate to left side slide (14) left end and right side slide (14) right-hand member respectively, two sets of cylinder (17) outputs are all fixed and are provided with electric putter (18), left side electric putter (18) left end and right side electric putter (18) right-hand member are connected with two sets of cylinder (17) outputs respectively, left side electric putter (18) output and right side electric putter (18) output are connected with left side slider (15) left end and right side slider (15) right-hand member respectively.

2. The blank driving machine for preparing the refractory insulating brick is characterized by further comprising two groups of second motors (19), wherein two groups of first fixing plates (20) are fixedly arranged at the top ends of the sliding plates (4), the bottom ends of the two groups of first fixing plates (20) are respectively connected with the left sides and the right sides of the top ends of the two groups of sliding plates (4), a second fixing plate (21) is fixedly arranged at the top end of the first fixing plate (20), the two groups of second motors (19) are respectively fixedly arranged at the left sides and the right sides of the bottom ends of the second fixing plates (21), bobbins (22) are respectively fixedly arranged at the output ends of the two groups of second motors (19), connecting ropes (23) are fixedly wound on the outer side walls of the two groups of bobbins (22), the right ends of the left bobbins (22) and the left ends of the right bobbins (22) are respectively connected with the output ends of the two groups of second motors (19), and fixing blocks, the top ends of the two groups of fixing blocks (24) are respectively connected with the bottom ends of the two groups of connecting ropes (23).

3. The blank driving machine for preparing the refractory insulating brick is characterized by further comprising two groups of fixing hoops (25), wherein the two groups of fixing hoops (25) are respectively and fixedly arranged on the outer side walls of the two groups of second motors (19), and the top ends of the two groups of fixing hoops (25) are respectively connected with the left side of the bottom end and the right side of the bottom end of the second fixing plate (21).

4. The blank driving machine for preparing the refractory insulating brick as claimed in claim 3, further comprising two groups of support plates (26), wherein the two groups of support plates (26) are respectively arranged on the left side and the right side of the cavity (10), the top ends of the two groups of support plates (26) are respectively connected with the left side and the right side of the top end of the cavity (10), the middle parts of the two groups of support plates (26) are respectively provided with a communicating hole, the left end and the right end of the threaded rod (8) respectively penetrate through the two groups of communicating holes, and the threaded rod (8) is respectively contacted with the two groups.

5. The blank driving machine for manufacturing the refractory insulating brick as claimed in claim 4, further comprising two sets of protection brackets (27), wherein the two sets of protection brackets (27) are respectively fixedly arranged on the front side of the top end and the rear side of the top end of the first supporting frame (1).

6. The driving blank machine for preparing the refractory insulating brick as claimed in claim 5, wherein the front ends of the two groups of second supporting frames (2) are fixedly provided with ascending ladders (28).

7. The blank driving machine for preparing the refractory insulating brick as claimed in claim 6, further comprising two sets of reinforcing seats (29), wherein the two sets of reinforcing seats (29) are respectively disposed under the outer side walls of the two sets of second supporting frames (2), and the inner side walls of the two sets of reinforcing seats (29) are respectively connected with the lower side of the outer side walls of the two sets of second supporting frames (2).

8. The blank driving machine for preparing the refractory insulating brick as claimed in claim 7, further comprising a reinforcing plate (30), wherein the reinforcing plate (30) is fixedly arranged at the left end of the supporting plate (6), and the first motor (9) is fixedly arranged at the top end of the reinforcing plate (30).