CN214705577U - Plate conveying mechanism - Google Patents

Abstract

The utility model relates to a panel conveying mechanism, including frame, workstation, pushing equipment, centering clamping mechanism and support material elevating system, workstation, pushing equipment and support material elevating system set gradually in the frame middle part after by preceding, centering clamping mechanism sets up in the top of supporting material elevating system, the workstation level sets up and is connected with pushing equipment's one end, the workstation is used for placing panel, be provided with first sensor on the workstation, first sensor is used for detecting whether there is panel on the workstation, if there is panel then pushing equipment drives panel and removes to supporting material elevating system top, it is provided with a plurality of gyro wheels on the same water flat line of x axle direction to support material elevating system's upper surface. The mechanism can realize automatic feeding, transportation and automatic discharging of the plates, improves the production efficiency, and improves the mechanization and automation degree of plate conveying.

Description

Plate conveying mechanism

Technical Field

The utility model relates to a panel twines mucilage binding and puts technical field, and specific saying is a panel conveying mechanism.

Background

With the continuous change of the situation of the world and the high-speed development of Chinese economy, modern engineering facilities and equipment emerge, and the power consumption of various industries is also greatly increased. Especially, in the appearance of many buildings with high floors and large-scale factory workshops, the traditional cable as a power transmission conductor cannot meet the requirement in a large-current transmission system, and the parallel connection of multiple cables is inconvenient for field installation and construction. Therefore, the bus serves as a novel distribution wire, the advantages of the bus are fully embodied in the aspect of large current transmission, and a new technology and a new process are adopted; high-quality insulating materials are used in the processing process, so that the safety and reliability are improved, and the whole system is more perfect.

In power plants and substations, various electric machines and appliances are connected by using bus bars for transmitting electric power and distributing the electric power through distribution devices. The standard industrial frequency (power frequency for short) of the power system in China is 50 Hz. The bus bars used in industry are generally made of copper (copper bar) or aluminum (also called hard bus bar) with high electrical conductivity. Since aluminum is low in cost, aluminum conductors are commonly used except for copper conductors which are used under special conditions such as high mechanical strength. The bus bars are typically installed indoors, with only a small portion outdoors. It is an internal power line of a power station and should meet the requirements of safe and economic operation. Therefore, great attention is paid to the bus processing and detecting process. In the bus production and processing link, one process is to wrap an insulating rubber sheet on the bus bar material surface and wrap an insulating black glue on the end head. However, from the current domestic situation, the bus bar glue winding processing method and the equipment used by the bus bar are still a traditional set, namely, the manual conveying of the plates and the manual glue winding are adopted, the glue winding amount is controlled by formulating process steps, and no special equipment is provided for realizing the automatic conveying of the plates in the glue winding process.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to above not enough, provide a panel conveying mechanism, this mechanism can realize automatic feeding, transportation and the automatic discharging of panel, has improved production efficiency, makes panel twine gluey mechanization, degree of automation improve.

For solving the technical problem, the utility model discloses a following technical scheme:

a plate conveying mechanism comprises a rack, a workbench, a pushing mechanism, a centering clamping mechanism and a supporting lifting mechanism, wherein the workbench, the pushing mechanism and the supporting lifting mechanism are sequentially arranged in the middle of the rack from front to back, the centering clamping mechanism is arranged above the supporting lifting mechanism, the workbench is horizontally arranged and is connected with one end of the pushing mechanism, the workbench is used for placing plates, a first sensor is arranged on the workbench and is used for detecting whether plates exist on the workbench or not, if plates exist, the pushing mechanism drives the plates to move above the supporting lifting mechanism, a plurality of rollers are arranged on the upper surface of the supporting lifting mechanism along the same horizontal line of the x-axis direction, the supporting lifting mechanism is used for driving the rollers to ascend and enabling the rollers to ascend and enable the plates to be separated from the workbench, the centering clamping mechanism is used for clamping the plates and enabling the plates to move to a reference position, centering clamping mechanism still is used for driving panel along holding in the palm material elevating system horizontal migration, the both sides of frame all are provided with the second sensor, the second sensor is used for detecting whether panel removes the assigned position to both sides, and centering clamping mechanism still is used for driving panel and removes to the frame middle part.

The utility model adopts the above technical scheme after, compare with prior art, have following advantage:

the utility model discloses a pushing equipment, centering clamping mechanism and support material elevating system can realize the automatic feeding, centering and the transportation of panel, drive panel through centering clamping mechanism and remove to the frame both sides and glue the operation in order to accomplish twining of panel, will twine the panel after gluing through discharge mechanism and derive automatically, still can be used to different models or the panel of size twine gluey, not be restricted to generating line ba material, the utility model discloses a conveying mechanism function is perfect, and the precision is high, designs beautifully and safe and reliable, is applicable to multiple panel, accords with the basic requirement of ergonomics, and is convenient for maintain and the material is changed, and production efficiency is high.

Further, the centering and clamping mechanism comprises a first translation mechanism, a mounting plate, a front clamping block and a rear clamping block, the first translation mechanism is horizontally arranged at the top of the frame, the mounting plate is horizontally arranged at the top of the first translation mechanism, the first translation mechanism is used for driving the mounting plate to move along the x axis, the bottom of the mounting plate is provided with a second translation mechanism, the front clamping block and the rear clamping block are both arranged at the bottom of the second translation mechanism, the bottom of the rear clamping block is provided with a rear fixed clamping block, a first lifting cylinder is vertically arranged on both sides of the front clamping block, a front fixed clamping block is arranged at the output end of the bottom of the first lifting cylinder, the first lifting cylinder is used for driving the front fixing clamping block to ascend or descend, and the second translation mechanism is used for driving the front clamping block and the rear clamping block to move along the y axis so as to enable the front fixing clamping block and the rear fixing clamping block to be far away from or close to each other.

The further beneficial effects are as follows: the second translation mechanism is used for driving the front clamping block and the rear clamping block to be close to each other, the front fixing clamping block pushes the front end face of the plate to move towards the reference position, the rear fixing clamping block pushes the rear end face of the plate to move towards the reference position, the whole position of the plate is moved to the reference position, centering is completed, and the plate is prevented from being inclined in the transportation process to influence the rubber winding amount and normal operation of other mechanisms.

Further, the second translation mechanism comprises a first servo motor, a double-diaphragm coupler and a trapezoidal screw rod, the trapezoidal screw rod is horizontally arranged at the bottom of the mounting plate, the first servo motor is arranged at one end of the trapezoidal screw rod and connected with the trapezoidal screw rod through the double-diaphragm coupler, the front clamping block and the rear clamping block are respectively arranged at two ends of the trapezoidal screw rod through trapezoidal nuts, and the first servo motor is used for driving the trapezoidal screw rod to rotate so that the front clamping block and the rear clamping block are close to or far away from each other.

The further beneficial effects are as follows: the trapezoidal screw rod is driven to rotate through the first servo motor, so that the front clamping block and the rear clamping block are driven to be close to each other at the same time, and the centering operation of the plate is completed.

Further, first translation mechanism includes diaphragm, two first slider guide rails, rack and second servo motor, the diaphragm level sets up in the frame top, and two first slider guide rails and rack are parallel to each other and set up in the diaphragm top, the mounting panel sets up on the slider on two first slider guide rails, second servo motor sets up in the outside of mounting panel, and second servo motor's output is provided with the gear, wheel and rack intermeshing, second servo motor is used for driving the gear and rotates so that the mounting panel slides on first slider guide rail.

Furthermore, the outside of mounting panel is provided with two third sensors, and two third sensors are used for detecting the relative distance of preceding clamp splice and back clamp splice.

The further beneficial effects are as follows: whether the front clamping block and the rear clamping block move to the specified positions or not is detected through a sensor.

Furthermore, pushing equipment includes first installation pole, gyro wheel support and third translation mechanism, the third translation mechanism sets up in the frame middle part, first installation pole sets up on the third translation mechanism along the x axle, the third translation mechanism is used for driving first installation pole and moves on the y axle, first installation pole top evenly is provided with a plurality of gyro wheel supports, all is provided with a plurality of gyro wheels on every gyro wheel support, and a plurality of gyro wheels distribute along the y axle and set up on the gyro wheel support.

Further, the third translation mechanism comprises two second slider guide rails, two guide rail supports and a pushing cylinder, the two guide rail supports are distributed in the middle of the rack, the two second slider guide rails are arranged on the two guide rail supports along the y axis respectively, right angle seats are arranged on sliders of the second slider guide rails, the first installation rod is arranged at the tops of the two right angle seats, the pushing cylinder is arranged on the rack, the output end of the pushing cylinder is connected with the first installation rod, and the pushing cylinder is used for pushing the first installation rod to slide on the second slider guide rails.

Furthermore, hold in palm material elevating system and include second installation pole and second lift cylinder, second lift cylinder sets up in the frame middle part, the second installation pole sets up in the top output of second lift cylinder and sets up along the x axle, the upper surface of second installation pole is provided with a plurality of gyro wheels along the same water flat line of x axle direction.

Further, the bottom of frame is located the below of holding in the palm material elevating system and still is provided with discharge mechanism, discharge mechanism includes inclined plane slip table and third installation pole, the inclined plane slip table sets up in frame bottom and upper surface slope setting, the upper surface of inclined plane slip table is provided with two third slider guide rails that are parallel to each other, third installation pole sets up on the slider of third slider guide rail and can follow the third slider guide rail and slide, the setting of x axle direction is followed to the third installation pole, the top branch of third installation pole is laid and is provided with a plurality of panel brackets.

The present invention will be described in detail with reference to the accompanying drawings and examples.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a cross-sectional view A-A (sensor profile) of FIG. 1;

FIG. 3 is a top view of the centering and clamping mechanism;

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 3;

FIG. 5 is a schematic perspective view of the centering and clamping mechanism;

FIG. 6 is a partial perspective view of another angle of the centering fixture;

FIG. 7 is a schematic perspective view of the pushing mechanism;

FIG. 8 is a schematic perspective view of a material supporting and lifting mechanism;

fig. 9 is a schematic perspective view of the discharging mechanism.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a frame; 2. a work table; 3. a material pushing mechanism; 31. a first mounting bar; 32. a roller bracket; 33. a third translation mechanism; 331. a second slider guide; 332. a guide rail support; 333. a push cylinder; 4. a centering and clamping mechanism; 41. a first translation mechanism; 411. a transverse plate; 412. a first slider guide rail; 413. a rack; 414. a second servo motor; 415. a gear; 42. mounting a plate; 421. a photoelectric sensing plate; 43. a front clamping block; 431. a first lifting cylinder; 432. a front fixed clamping block; 44. a rear clamping block; 441. the clamping block is fixed; 45. a second translation mechanism; 451. a first servo motor; 452. a double diaphragm coupling; 453. a trapezoidal screw rod; 5. a material supporting and lifting mechanism; 51. a second mounting bar; 52. a second lifting cylinder; 61. a first sensor; 62. a second sensor; 63. a third sensor; 64. a fourth sensor; 7. a discharging mechanism; 71. an inclined plane sliding table; 72. a third mounting bar; 721. a plate bracket; 73. a third slider guide.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 and 2, a plate conveying mechanism comprises a frame 1, a workbench 2, a pushing mechanism 3, a centering clamping mechanism 4 and a supporting lifting mechanism 5, wherein the workbench 2, the pushing mechanism 3 and the supporting lifting mechanism 5 are sequentially arranged in the middle of the frame 1 from front to back, the centering clamping mechanism 4 is arranged above the supporting lifting mechanism 5, the workbench 2 is horizontally arranged and connected with one end of the pushing mechanism 3, the workbench 2 is used for placing plates, a first sensor 61 is arranged on the workbench 2, the first sensor 61 is used for detecting whether plates are on the workbench 2, if plates are on the workbench 2, the pushing mechanism 3 drives the plates to move above the supporting lifting mechanism 5, a plurality of rollers are arranged on the upper surface of the supporting lifting mechanism 5 along the same horizontal line of the x-axis direction, the supporting lifting mechanism 5 is used for driving the rollers to ascend and enabling the rollers to lift the plates to separate from the workbench 2, centering clamping mechanism 4 is used for centre gripping panel and makes panel remove reference position department, centering clamping mechanism 4 still is used for driving panel along holding in the palm 5 horizontal migration of material elevating system, the both sides of frame 1 all are provided with second sensor 62, second sensor 62 is used for detecting whether panel removes the assigned position to both sides, and centering clamping mechanism 4 still is used for driving panel and removes to frame 1 middle part.

As shown in fig. 5 and 6, as an embodiment, the centering and clamping mechanism 4 includes a first translation mechanism 41, a mounting plate 42, a front clamping block 43 and a rear clamping block 44, the first translation mechanism 41 is horizontally disposed at the top of the rack 1, the mounting plate 42 is horizontally disposed at the top of the first translation mechanism 41, the first translation mechanism 41 is used for driving the mounting plate 42 to move along the x-axis, the bottom of the mounting plate 42 is provided with a second translation mechanism 45, the front clamping block 43 and the rear clamping block 44 are both disposed at the bottom of the second translation mechanism 45, the bottom of the rear clamping block 44 is provided with a rear fixing clamping block 441, two sides of the front clamping block 43 are vertically provided with first lifting cylinders 431, the bottom output end of the first lifting cylinders 431 is provided with a front fixing clamping block 432, the first lifting cylinders 431 are used for driving the front fixing clamping block 432 to ascend or descend, the second translation mechanism 45 is used for driving the front clamping block 43 and the rear clamping block 44 to move along the y-axis so as to make the front fixing clamping block 432 and the rear clamping block 432 move along the y-axis The rear fixing clamps 441 are far from or close to each other.

As shown in fig. 4, as an embodiment, the second translation mechanism 45 includes a first servo motor 451, a double-diaphragm coupling 452, and a trapezoidal screw 453, the trapezoidal screw 453 is horizontally disposed at the bottom of the mounting plate 42, the first servo motor 451 is disposed at one end of the trapezoidal screw 453 and connected to the trapezoidal screw 453 through the double-diaphragm coupling 452, the front clamping block 43 and the rear clamping block 44 are respectively disposed at two ends of the trapezoidal screw 453 through trapezoidal nuts, and the first servo motor 451 is configured to drive the trapezoidal screw 453 to rotate so as to enable the front clamping block 43 and the rear clamping block 44 to approach or separate from each other.

As shown in fig. 3, as an embodiment, the first translation mechanism 41 includes a horizontal plate 411, two first slider rails 412, a rack 413, and a second servo motor 414, the horizontal plate 411 is horizontally disposed on the top of the frame 1, the two first slider rails 412 and the rack 413 are disposed on the top of the horizontal plate 411 in parallel, the mounting plate 42 is disposed on the sliders on the two first slider rails 412, the second servo motor 414 is disposed on the outer side of the mounting plate 42, the output end of the second servo motor 414 is provided with a gear 415, the gear 415 is engaged with the rack 413, and the second servo motor 414 is configured to drive the gear 415 to rotate so as to enable the mounting plate 42 to slide on the first slider rails 412.

In one embodiment, two third sensors 63 are disposed on the outer side of the mounting plate 42, and the two third sensors 63 are used for detecting the relative distance between the front clamping block 43 and the rear clamping block 44.

As shown in fig. 7, as an embodiment, the material pushing mechanism 3 includes a first mounting rod 31, a roller bracket 32 and a third translation mechanism 33, the third translation mechanism 33 is disposed in the middle of the machine frame 1, the first mounting rod 31 is disposed on the third translation mechanism 33 along the x axis, the third translation mechanism 33 is configured to drive the first mounting rod 31 to move on the y axis, a plurality of roller brackets 32 are uniformly disposed on the top of the first mounting rod 31, each roller bracket 32 is provided with a plurality of rollers, and the plurality of rollers are distributed on the roller bracket 32 along the y axis;

the third translation mechanism 33 includes two second slider guide rails 331, two guide rail supports 332 and a push cylinder 333, the two guide rail supports 332 are disposed in the middle of the rack 1, the two second slider guide rails 331 are disposed on the two guide rail supports 332 along the y-axis, the sliders of the second slider guide rails 331 are both provided with right-angle seats 334, the first installation rod 31 is disposed on the tops of the two right-angle seats 334, the push cylinder 333 is disposed on the rack 1, and the output end of the push cylinder 333 is connected with the first installation rod 31, and the push cylinder 333 is used for pushing the first installation rod 31 to slide on the second slider guide rails 331.

As shown in fig. 8, as an embodiment, the material supporting and lifting mechanism 5 includes a second mounting rod 51 and a second lifting cylinder 52, the second lifting cylinder 52 is disposed in the middle of the frame 1, the second mounting rod 51 is disposed at the top output end of the second lifting cylinder 52 and is disposed along the x-axis, and a plurality of rollers are disposed on the upper surface of the second mounting rod 51 along the same horizontal line of the x-axis direction.

As shown in fig. 9, as an embodiment, a discharging mechanism 7 is further disposed below the material supporting and lifting mechanism 5 at the bottom of the machine frame 1, the discharging mechanism 7 includes an inclined sliding table 71 and a third mounting rod 72, the inclined sliding table 71 is disposed at the bottom of the machine frame 1, an upper surface of the inclined sliding table 71 is disposed in an inclined manner, two third slider guide rails 73 that are parallel to each other are disposed on the upper surface of the inclined sliding table 71, the third mounting rod 72 is disposed on a slider of the third slider guide rail 73 and can slide along the third slider guide rail 73, the third mounting rod 72 is disposed along the x-axis direction, a plurality of plate brackets 721 are disposed at a top portion of the third mounting rod 72, a fourth sensor 64 is disposed on the third mounting rod 72, and the fourth sensor 64 is used for detecting whether a plate workpiece exists on the third mounting rod 72;

frame 1 bottom is located discharge mechanism 7 left side and is provided with ejection of compact cylinder, and discharge cylinder's output passes through the connecting wire to be connected with third installation pole 72, and the connecting wire is connected in the top of third installation pole 72, and the rear side of inclined plane slip table 71 is provided with a plurality of gyro wheels, and the gyro wheel is used for changing the pulling direction of connecting wire, discharge cylinder is used for pulling the connecting wire in order to drive third installation pole 72 and rises on second slider guide rail 73.

In the present embodiment, the first sensor 61, the second sensor 62, the third sensor 63, and the fourth sensor 64 are all photosensors;

the utility model discloses an use flow:

in the embodiment, the plate is taken as an example and can be replaced by plates of other types;

feeding: the plate is manually placed on the workbench, after the first sensor detects that the plate is on the workbench, the first sensor pushes the first mounting rod to move to the lower part of the mounting plate (centering and clamping mechanism) on the second slider guide rail, and the plate moves to the lower part of the mounting plate together with the first mounting rod on the roller bracket on the first mounting rod;

centering and clamping: the first lifting cylinder drives the front fixing clamping block to descend, so that the front fixing clamping block and the rear fixing clamping block are located on the same horizontal plane, the second translation mechanism drives the front clamping block and the rear clamping block to approach each other so as to drive the front fixing clamping block and the rear fixing clamping block to approach each other so as to clamp two sides of a plate, and the third sensor detects that clamping is in place;

lifting the material supporting lifting mechanism: the second lifting cylinder drives the second mounting rod to ascend to a preset height and lift the plate;

translation conveying: the front fixing clamping block and the rear fixing clamping block keep a plate clamping state, the first translation mechanism drives the mounting plate to move towards the left side, the second sensor detects the displacement distance of the photoelectric sensing plate, the first translation mechanism stops moving after the mounting plate moves to a preset position, and glue winding operation can be performed on the left end of the plate after the first translation mechanism stops moving;

the front fixing clamping block and the rear fixing clamping block keep a plate clamping state, the first translation mechanism drives the mounting plate to face the right side, the second sensor detects the displacement distance of the photoelectric sensing plate, the first translation mechanism stops moving after the mounting plate moves to a preset position, and glue winding operation can be performed on the right end of the plate after the first translation mechanism stops moving;

the left and right sequence of the translation conveying can be switched according to actual needs;

returning the workpiece: the front fixing clamping block and the rear fixing clamping block keep a plate clamping state, and the first translation mechanism drives the mounting plate to move to the middle of the rack;

discharging: after the second sensor detects that the photoelectric sensing plate is far away from the right glue winding mechanism, the discharging cylinder drives a third mounting rod (discharging mechanism) to ascend, the second lifting cylinder drives a second mounting rod (material supporting lifting mechanism) to descend, the second translation mechanism drives the front clamping block and the rear clamping block to be far away from each other so as to drive the front fixing clamping block and the rear fixing clamping block to be far away from each other to loosen a plate, the plate falls onto a plate bracket on the third mounting rod, after the fourth sensor detects that the plate is arranged on the third mounting rod, the third mounting rod slides downwards to a discharging position along a second slide block guide rail under the action of the discharging cylinder, other mechanisms are reset, and the plate can be taken out manually;

repeating the steps and continuing the next round.

The foregoing is illustrative of the best mode of the invention, and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The protection scope of the present invention is subject to the content of the claims, and any equivalent transformation based on the technical teaching of the present invention is also within the protection scope of the present invention.

Claims (9)

1. The plate conveying mechanism is characterized by comprising a rack (1), a workbench (2), a pushing mechanism (3), a centering clamping mechanism (4) and a supporting lifting mechanism (5), wherein the workbench (2), the pushing mechanism (3) and the supporting lifting mechanism (5) are sequentially arranged in the middle of the rack (1) from front to back, the centering clamping mechanism (4) is arranged above the supporting lifting mechanism (5), the workbench (2) is horizontally arranged and connected with one end of the pushing mechanism (3), the workbench (2) is used for placing plates, a first sensor (61) is arranged on the workbench (2), the first sensor (61) is used for detecting whether plates exist on the workbench (2), if plates exist, the pushing mechanism (3) drives the plates to move above the supporting lifting mechanism (5), a plurality of idler wheels are arranged on the upper surface of the supporting lifting mechanism (5) along the same horizontal line in the x-axis direction, the material supporting and lifting mechanism (5) is used for driving the idler wheel to ascend and enabling the idler wheel to lift the plate to enable the plate to be separated from the workbench (2), the centering and clamping mechanism (4) is used for clamping the plate and enabling the plate to move to a reference position, the centering and clamping mechanism (4) is further used for driving the plate to horizontally move along the material supporting and lifting mechanism (5), second sensors (62) are arranged on two sides of the rack (1) respectively, the second sensors (62) are used for detecting whether the plate moves to the specified positions of the two sides, and the centering and clamping mechanism (4) is further used for driving the plate to move to the middle of the rack (1).

2. The board conveying mechanism according to claim 1, wherein the centering and clamping mechanism (4) comprises a first translation mechanism (41), a mounting plate (42), a front clamping block (43) and a rear clamping block (44), the first translation mechanism (41) is horizontally arranged at the top of the frame (1), the mounting plate (42) is horizontally arranged at the top of the first translation mechanism (41), the first translation mechanism (41) is used for driving the mounting plate (42) to move along the x-axis, the bottom of the mounting plate (42) is provided with a second translation mechanism (45), the front clamping block (43) and the rear clamping block (44) are both arranged at the bottom of the second translation mechanism (45), the bottom of the rear clamping block (44) is provided with a rear fixing clamping block (441), two sides of the front clamping block (43) are both vertically provided with a first lifting cylinder (431), and the bottom output end of the first lifting cylinder (431) is provided with a front fixing clamping block (432), the first lifting cylinder (431) is used for driving the front fixing clamping block (432) to ascend or descend, and the second translation mechanism (45) is used for driving the front clamping block (43) and the rear clamping block (44) to move along the y axis so as to enable the front fixing clamping block (432) and the rear fixing clamping block (441) to be far away from or close to each other.

3. The board conveying mechanism according to claim 2, wherein the second translation mechanism (45) comprises a first servo motor (451), a double-diaphragm coupling (452) and a trapezoidal screw (453), the trapezoidal screw (453) is horizontally arranged at the bottom of the mounting plate (42), the first servo motor (451) is arranged at one end of the trapezoidal screw (453) and is connected with the trapezoidal screw (453) through the double-diaphragm coupling (452), the front clamping block (43) and the rear clamping block (44) are respectively arranged at two ends of the trapezoidal screw (453) through trapezoidal nuts, and the first servo motor (451) is used for driving the trapezoidal screw (453) to rotate so as to enable the front clamping block (43) and the rear clamping block (44) to approach or separate from each other.

4. A sheet conveying mechanism according to claim 2, wherein the first translation mechanism (41) includes a cross plate (411), two first slider rails (412), a rack (413), and a second servo motor (414), the transverse plate (411) is horizontally arranged at the top of the frame (1), the two first sliding block guide rails (412) and the rack (413) are arranged at the top of the transverse plate (411) in parallel, the mounting plate (42) is arranged on the sliding blocks on the two first sliding block guide rails (412), the second servo motor (414) is arranged on the outer side of the mounting plate (42), the output end of the second servo motor (414) is provided with a gear (415), the gear (415) is meshed with the rack (413), and the second servo motor (414) is used for driving the gear (415) to rotate so as to enable the mounting plate (42) to slide on the first sliding block guide rail (412).

5. A sheet conveying mechanism according to claim 2, characterized in that two third sensors (63) are provided on the outer side of the mounting plate (42), the two third sensors (63) being used to detect the relative distance of the front clamping block (43) and the rear clamping block (44).

6. The board conveying mechanism according to claim 1, wherein the pushing mechanism (3) comprises a first mounting rod (31), a roller bracket (32) and a third translation mechanism (33), the third translation mechanism (33) is arranged in the middle of the frame (1), the first mounting rod (31) is arranged on the third translation mechanism (33) along the x axis, the third translation mechanism (33) is used for driving the first mounting rod (31) to move on the y axis, a plurality of roller brackets (32) are uniformly arranged on the top of the first mounting rod (31), a plurality of rollers are arranged on each roller bracket (32), and the plurality of rollers are distributed on the roller brackets (32) along the y axis.

7. The plate conveying mechanism according to claim 6, wherein the third translation mechanism (33) includes two second slider guide rails (331), two guide rail holders (332), and a pushing cylinder (333), the two guide rail holders (332) are distributed in the middle of the frame (1), the two second slider guide rails (331) are respectively disposed on the two guide rail holders (332) along the y-axis, the sliders of the second slider guide rails (331) are each provided with a right-angle holder (334), the first mounting rod (31) is disposed on the top of the two right-angle holders (334), the pushing cylinder (333) is disposed on the frame (1) and has an output end connected with the first mounting rod (31), and the pushing cylinder (333) is configured to push the first mounting rod (31) to slide on the second slider guide rails (331).

8. The board conveying mechanism according to claim 1, wherein the supporting material lifting mechanism (5) comprises a second mounting rod (51) and a second lifting cylinder (52), the second lifting cylinder (52) is arranged in the middle of the frame (1), the second mounting rod (51) is arranged at the top output end of the second lifting cylinder (52) and arranged along the x axis, and a plurality of rollers are arranged on the upper surface of the second mounting rod (51) along the same horizontal line of the x axis direction.

9. The plate conveying mechanism according to claim 1, wherein a discharging mechanism (7) is further arranged below the material supporting and lifting mechanism (5) at the bottom of the rack (1), the discharging mechanism (7) comprises an inclined sliding table (71) and a third mounting rod (72), the inclined sliding table (71) is arranged at the bottom of the rack (1), the upper surface of the inclined sliding table (71) is obliquely arranged, two third slider guide rails (73) which are parallel to each other are arranged on the upper surface of the inclined sliding table (71), the third mounting rod (72) is arranged on a slider of the third slider guide rails (73) and can slide along the third slider guide rails (73), the third mounting rod (72) is arranged along the x-axis direction, and a plurality of plate brackets (721) are respectively arranged at the top of the third mounting rod (72).

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