Full-automatic plywood hooking stacking machine

By introducing buffer components and monitoring components into the stacker, the problems of metal fatigue and unsoft speed control caused by inertia forces in traditional stackers are solved, and a more stable, safe and efficient transportation process is achieved.

CN119796954AInactive Publication Date: 2025-04-11HUZHOU TULONG DECORATION NEW MATERIALS CO LTD
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Patent Information

Application Number
CN202411795787.5
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-06
Publication Date
2025-04-11
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

Traditional stackers are prone to metal fatigue due to inertial forces during start and stopping, which may cause connection rods to break, affect production efficiency and increase safety risks. At the same time, the speed control is not soft enough, resulting in unstable transportation, increasing wear of mechanical components and shortening equipment life.

Method used

A fully automatic plywood hook and plate stacker is designed, using a technology that combines buffer assembly and monitoring assembly. The buffer assembly absorbs inertial movement of the connecting rod through springs and tension sensors. The monitoring assembly optimizes the speed curve through laser rangefinder and control system to make the acceleration and deceleration softer.

Benefits of technology

It effectively reduces the risk of connecting rods breaking due to metal fatigue, ensures long-term stable operation and operation safety of the stacker. At the same time, through gentle speed control, the equipment wear and impact force are reduced and the service life is extended.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention discloses a full-automatic plywood hooking stacking machine, and relates to the technical field of plywood production, the full-automatic plywood hooking stacking machine comprises two support frames, the front side wall of one support frame is fixedly provided with a distribution box, the top surface of one support frame is provided with a connecting seat through a moving device, and the bottom surface of the connecting seat is fixedly provided with a connecting disc; by arranging the buffer assembly, a crucial role is played during starting and stopping of the stacking machine, movement, caused by inertia, of the connecting rod can be effectively absorbed, the tension change of the spring is monitored in real time through the tension sensor, and once the tension exceeds a preset value, the alarm sounds immediately, so that the stacking machine is prevented from falling off. And workers are reminded to pay attention to safety, the connecting rods are effectively protected against damage of inertia force, the fracture risk caused by metal fatigue is remarkably reduced, and therefore long-term stable operation of the stacking machine and personal safety of the workers are guaranteed.
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Description

Technical Field

[0001] The invention relates to the technical field of plywood production, in particular to a full-automatic plywood hook board stacker. Background Art

[0002] As a commonly used wood processing product, plywood needs to be stacked and carried during the production process. Traditional operation methods usually rely on manual operation, which is not only inefficient but also easy to damage the plywood. Therefore, the market is in urgent need of a device that can automatically and efficiently complete the plywood stacking operation. As one of the most representative equipment in the three-dimensional storage system, the stacker has gone through multiple development stages such as manual control, semi-automatic control, fully automatic control and digital control. Its technical performance is getting better and better, and its height is getting higher and higher, which can meet the operation requirements in various complex environments. Especially in plywood production, stackers have become indispensable automation equipment.

[0003] During the start-stop process of traditional stackers, key components such as connecting rods are easily affected by inertial forces, which can easily cause metal fatigue and even breakage. The breakage of the connecting rod will directly cause the stacker to fail to work properly, resulting in a pause or interruption in the production line, which will not only affect production efficiency, but may also cause chain failures of other equipment due to emergency shutdown. In addition, the breakage of the connecting rod may cause instability of the stacker, increasing the safety risk during operation. If the broken parts fly, it may also cause harm to the staff. Secondly, traditional stackers often use simple acceleration and deceleration control in speed control, resulting in a large impact force during start-up and stop. The large impact force means that the stacker will experience drastic changes in acceleration and deceleration during start-up and stop, which will cause instability during transportation and affect the stability and safety of the goods. Frequent and severe impacts will also accelerate the wear of the internal mechanical components of the stacker, such as gears, bearings, guide rails, etc., resulting in reduced equipment performance and increased failure rate. Long-term impacts may also cause deformation or cracks in structural parts, shortening the overall service life of the stacker.

[0004] Therefore, based on the above search and in combination with the prior art, a fully automatic plywood hook board stacker is proposed to solve the above problems. Summary of the invention

[0005] The object of the present invention is to provide a fully automatic plywood hook stacker to solve the problems raised in the above background technology.

[0006] To achieve the above object, the present invention provides the following technical solutions:

[0007] The fully automatic plywood hook board stacker comprises: a support frame, wherein two support frames are provided, wherein a wiring box is fixedly installed on the front side wall of one of the support frames, a connecting seat is installed on the top surface of the support frame through a moving device, a connecting plate is fixedly installed on the bottom surface of the connecting seat, a connecting rod is fixedly installed on the bottom surface of the connecting plate, a hook arm is fixedly installed on the bottom surface of the connecting rod, a collar is fixedly installed on the outer surface of the connecting rod, a buffer assembly is arranged on the collar, and four groups of buffer assemblies are arranged, and the buffer assembly comprises: a tension sensor, wherein the tension sensor is fixedly installed on the bottom surface of the connecting plate, a spring is arranged on the collar, one side of the spring is connected to the top surface of the collar, and the other side is connected to the bottom surface of the tension sensor, and an alarm is fixedly installed on the bottom surface of the connecting plate; a monitoring assembly, wherein the monitoring assembly is arranged on the support frame.

[0008] Preferably, the moving device includes: a Y-axis moving component, an X-axis moving component, a descending moving component and a limiting component, the Y-axis moving component includes: a fixed seat 1, the fixed seat 1 is fixedly installed on the top surface of one of the support frames, the internal rotation of the fixed seat 1 is connected to a reciprocating screw rod 1, the outer surface of the reciprocating screw rod 1 is threadedly connected to a moving seat 1, a servo motor 1 is fixedly installed on the front side wall of the fixed seat 1, and the output shaft of the servo motor 1 is connected to the side wall of the reciprocating screw rod 1.

[0009] Preferably, the X-axis moving assembly includes: a fixed seat 2, which is arranged between two support frames, the internal rotation of the fixed seat 2 is connected to a reciprocating screw rod 2, the outer surface of the reciprocating screw rod 2 is threadedly connected to a moving seat 2, and a servo motor 2 is fixedly installed on the left side wall of the fixed seat 2, and the output shaft of the servo motor 2 is connected to the side wall of the reciprocating screw rod 2.

[0010] Preferably, the lifting and moving assembly includes: a fixed seat three, the rear side wall of the fixed seat three is fixedly installed on the front side wall of the moving seat two, the internal rotation of the fixed seat three is connected to a reciprocating screw rod three, the outer surface of the reciprocating screw rod three is threadedly connected to the moving seat three, the top surface of the fixed seat three is fixedly installed with a servo motor three, the output shaft of the servo motor three is connected to the side wall of the reciprocating screw rod three, and the front side wall of the moving seat three is connected to the rear side wall of the connecting seat.

[0011] Preferably, the limit assembly includes: connecting plate 1 and connecting plate 2, wherein connecting plate 1 and connecting plate 2 are respectively arranged on both sides of the rear side wall of fixed seat 2, the side wall of the connecting seat is connected to the side wall of movable seat 1, the top surface of the support frame is located on one side of fixed seat 1 and a limit block is fixedly installed, and the right side wall of connecting plate 2 is fixedly installed with an L-shaped plate, and the L-shaped plate slides inside the limit block.

[0012] Preferably, the monitoring component includes: a cylinder, which is fixedly mounted on the top surface of one of the support frames, a second drive motor is fixedly mounted inside the cylinder, a laser rangefinder is rotatably connected to the output shaft of the second drive motor, a reflective plate one is arranged on the right side wall of the connecting seat, and a second reflective plate is fixedly mounted on the top surface of the L-shaped plate.

[0013] Preferably, a control system is fixedly mounted on the rear side wall of the second fixing seat, and the control system is located between the first connecting plate and the second connecting plate.

[0014] Preferably, the driving assembly includes: a threaded rod, which is rotatably connected to the inside of the bottom surface of the hook arm, and the threaded rod is provided with two sections of threads with opposite rotation directions, and both sides of the outer surface of the threaded rod are threadedly connected with moving blocks, and the bottom surfaces of the two moving blocks are fixedly installed with a hook plate body, and a driving motor 1 is fixedly installed on the side wall of the hook arm, and the output shaft of the driving motor 1 is connected to the side wall of the threaded rod.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] 1. In the present invention, the buffer component is provided, which plays a vital role when the stacker is started and stopped. It can effectively absorb the movement of the connecting rod due to inertia, and monitor the tension change of the spring in real time through the tension sensor. Once the tension exceeds the preset value, the alarm will sound immediately to remind the staff to pay attention to safety, effectively protect the connecting rod from damage by inertia, and significantly reduce the risk of fracture caused by metal fatigue, thereby ensuring the long-term stable operation of the stacker and the personal safety of the staff;

[0017] 2. In the present invention, the speed curve of the stacker can be accurately calculated and adjusted through the cooperation between the monitoring component and the control system. The application of the trigonometric function speed curve makes the acceleration of the stacker gradually increase from 0 to the maximum value and then gradually decrease to 0. This process is softer and smoother, effectively reducing the impact force during starting and stopping, which not only improves the safety and efficiency of transportation, but also significantly reduces the wear and damage to the equipment, and prolongs the service life of the stacker;

[0018] 3. In the present invention, by providing a moving device, the connecting seat and the components below it can be accurately moved in the Y-axis, X-axis and vertical direction, which improves the operational flexibility and positioning accuracy of the stacker, and significantly enhances its adaptability and stability in complex working environments. At the same time, the addition of the limit assembly further ensures the stability and accuracy during the movement, effectively prevents deviation and misoperation, thereby greatly improving the operating efficiency and safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1It is a schematic diagram of the left structure of the present invention;

[0020] Figure 2 It is a schematic diagram of the structure on the right side of the present invention;

[0021] Figure 3 It is a schematic diagram of the rear structure of the present invention;

[0022] Figure 4 This is a schematic diagram of the structure of the X-axis moving assembly of the present invention;

[0023] Figure 5 This is a schematic diagram of the structure of the lifting and moving assembly of the present invention;

[0024] Figure 6 This is a bottom view of the structure of the hook plate of the present invention;

[0025] Figure 7 This is a schematic diagram of the disassembled structure of the local parts of the detection assembly of the present invention;

[0026] Figure 8 For the present invention Figure 6 Enlarged structural diagram at A in the middle.

[0027] In the figure: 1. support frame; 2. wiring box; 3. connecting seat; 4. connecting plate; 5. connecting rod; 6. collar; 7. tension sensor; 8. spring; 9. alarm; 10. hook arm; 11. threaded rod; 12. moving block; 13. hook plate; 14. drive motor 1; 15. fixed seat 1; 16. reciprocating screw rod 1; 17. moving seat 1; 18. servo motor 1; 19. fixed seat 2; 20. reciprocating screw rod 2; 21. moving seat 2; 22. servo motor 2; 23. connecting plate 1; 24. connecting plate 2; 25. limit block; 26. L-shaped plate; 27. control system; 28. fixed seat 3; 29. ​​reciprocating screw rod 3; 30. moving seat 3; 31. servo motor 3; 32. reflector 1; 33. reflector 2; 34. cylinder; 35. drive motor 2; 36. laser rangefinder. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] In a typical implementation of this application, please refer to Figures 1 to 8As shown, the fully automatic plywood hook stacker comprises: a support frame 1, two support frames 1 are provided, a wiring box 2 is fixedly installed on the front side wall of one of the support frames 1, a connecting seat 3 is installed on the top surface of the support frame 1 through a moving device, a connecting plate 4 is fixedly installed on the bottom surface of the connecting seat 3, a connecting rod 5 is fixedly installed on the bottom surface of the connecting plate 4, a hook arm 10 is fixedly installed on the bottom surface of the connecting rod 5, a collar 6 is fixedly installed on the outer surface of the connecting rod 5, a buffer assembly is provided on the collar 6, and the buffer assembly is provided in four groups, and the buffer assembly comprises: a tension sensor 7, the tension sensor 7 is fixedly installed on the bottom surface of the connecting plate 4, a spring 8 is provided on the collar 6, and one side of the spring 8 is connected to the The top surface of the collar 6 is connected, and the other side is connected to the bottom surface of the tension sensor 7. An alarm 9 is fixedly installed on the bottom surface of the connecting plate 4; a monitoring component, which is arranged on the support frame 1, and two sets of driving components are arranged on the bottom surface of the hook arm 10, and the driving component includes: a threaded rod 11, the threaded rod 11 is rotatably connected to the inside of the bottom surface of the hook arm 10, and the threaded rod 11 is provided with two sections of threads with opposite rotation directions, and both sides of the outer surface of the threaded rod 11 are threadedly connected with moving blocks 12, and the bottom surfaces of the two moving blocks 12 are fixedly installed with hook plate bodies 13, and a driving motor 14 is fixedly installed on the side wall of the hook arm 10, and the output shaft of the driving motor 14 is connected to the side wall of the threaded rod 11;

[0030] The above-mentioned features can prevent the connecting rod 5 from causing metal fatigue due to the inertial force for a long time when the stacker is started and stopped, resulting in breakage and falling. Specifically, when the stacker is started and stopped, the connecting rod 5 will move in the direction of the start and stop of the stacker due to inertia. At this time, the spring 8 on the side opposite to the inertia of the connecting rod 5 will pull the ring 6 to slow down the moving distance of the connecting rod 5 due to inertia. The tension sensor 7 and the alarm 9 are provided to cooperate with each other. If the internal inertia of the connecting rod 5 is deformed, the tension of the spring 8 will increase, causing the value on the tension sensor 7 to change. If the tension is too large and exceeds the preset value, the alarm 9 will sound to remind the staff to stay away from the stacker to avoid the breakage of the connecting rod 5 and cause casualties to the staff.

[0031] In addition, when in use, the wiring box 2 supplies power to the equipment, and the staff can control the mobile device through the remote control. When the mobile device moves, the connecting seat 3 will move synchronously, thereby driving the connecting plate 4 on the bottom of the connecting seat 3 and the connecting rod 5 on the bottom of the connecting plate 4 and the ring 6 on the connecting rod 5 to move synchronously. When the connecting rod 5 moves, the hook arm 10 connected to the bottom of the connecting rod 5 will also move synchronously, so that the hook plate body 13 under the hook arm 10 moves. When the width of the hook plate body 13 needs to be adjusted, the staff only needs to turn on the drive motor 14 through the remote control to make the threaded rod 11 rotate forward or reverse, so that the two moving blocks 12 on the threaded rod 11 are close to or away from each other, thereby adjusting the width of the hook plate body 13 on the bottom of the moving block 12.

[0032] In a typical implementation of this application, please refer to Figure 1 to Figure 6 As shown, the moving device includes: a Y-axis moving component, an X-axis moving component, a lowering moving component and a limiting component, the Y-axis moving component includes: a fixed seat 15, the fixed seat 15 is fixedly installed on the top surface of one of the support frames 1, the fixed seat 15 is internally rotatably connected to a reciprocating screw rod 16, the outer surface of the reciprocating screw rod 16 is threadedly connected to a moving seat 17, a servo motor 18 is fixedly installed on the front side wall of the fixed seat 15, and the output shaft of the servo motor 18 is connected to the side wall of the reciprocating screw rod 16, the X-axis moving component includes: a fixed seat 2 19, the fixed seat 2 19 is arranged between the two support frames 1, the fixed seat 2 19 is internally rotatably connected to a reciprocating screw rod 20, the outer surface of the reciprocating screw rod 20 is threadedly connected to a moving seat 21, the left side wall of the fixed seat 2 19 is fixedly installed with a servo motor 22, and the output shaft of the servo motor 22 is connected to the side wall of the reciprocating screw rod 20, The lifting and moving component includes: a fixed seat three 28, the rear side wall of the fixed seat three 28 is fixedly installed on the front side wall of the moving seat two 21, the internal rotation of the fixed seat three 28 is connected to the reciprocating screw rod three 29, the outer surface of the reciprocating screw rod three 29 is threadedly connected to the moving seat three 30, the top surface of the fixed seat three 28 is fixedly installed with a servo motor three 31, the output shaft of the servo motor three 31 is connected to the side wall of the reciprocating screw rod three 29, the front side wall of the moving seat three 30 is connected to the rear side wall of the connecting seat 3, the limiting component includes: a connecting plate one 23 and a connecting plate two 24, the connecting plate one 23 and the connecting plate two 24 are respectively arranged on both sides of the rear side wall of the fixed seat two 19, the side wall of the connecting seat 3 is connected to the side wall of the moving seat one 17, the top surface of the support frame 1 is located on one side of the fixed seat one 15 and a limiting block 25 is fixedly installed, the right side wall of the connecting plate two 24 is fixedly installed with an L-shaped plate 26, and the L-shaped plate 26 slides inside the limiting block 25.

[0033] Through the above features, the plywood on the hook plate body 13 can be moved in multiple directions. Specifically, if longitudinal movement is required, the staff can use the remote control to move the servo motor 18, rotate the reciprocating screw 16 connected to the output shaft of the servo motor 18, and move the moving seat 17 threadedly connected to the reciprocating screw 16. When the moving seat 17 moves, the connecting plate 23 will move synchronously, and when the connecting plate 23 moves, the L-shaped plate 26 will move synchronously on the limit block 25 to achieve longitudinal movement. If necessary When moving horizontally, the staff turns on the servo motor 22 through the remote control, so that the reciprocating screw 20 connected to the output shaft of the servo motor 22 rotates, and the moving seat 21 threadedly connected to the reciprocating screw 20 moves, thereby realizing horizontal movement. If lifting is required, the staff turns on the servo motor 3 31 through the remote control, so that the reciprocating screw 3 29 connected to the output shaft of the servo motor 3 31 rotates, and the moving seat 3 30 threadedly connected to the reciprocating screw 3 29 moves up and down, so as to complete the multi-directional movement of the plywood;

[0034] It is worth mentioning that the servo motor 1 18 , the servo motor 2 22 and the servo motor 3 31 can all rotate forward or reverse.

[0035] In a typical implementation of this application, please refer to Figure 2 and Figure 7 As shown, the monitoring component includes: a cylinder 34, which is fixedly mounted on the top surface of one of the support frames 1, a driving motor 2 35 is fixedly mounted inside the cylinder 34, a laser rangefinder 36 is rotatably connected to the output shaft of the driving motor 2 35, a reflecting plate 1 32 is arranged on the right side wall of the connecting seat 3, and a reflecting plate 2 33 is fixedly mounted on the top surface of the L-shaped plate 26.

[0036] Through the above-mentioned features, the start and stop speed of the mobile device can be monitored. Specifically, when the stacker moves longitudinally, the second drive motor 35 will be started, so that the laser rangefinder 36 will actively move to the longitudinal moving position, and the laser rangefinder 36 will be turned on, so that the laser emitted by the laser rangefinder 36 reaches the reflective plate 2 33 and is reflected back. When the stacker moves horizontally, the second drive motor 35 will be started again, so that the laser rangefinder 36 will actively move to the horizontal moving position, and the laser rangefinder 36 will be turned on again, and the laser emitted will reach the reflective plate 1 32 and be reflected back, thereby monitoring the start and stop speed of the mobile device to avoid the stacker's operating curve being too large and the staff being unable to monitor it, resulting in the stacker's acceleration and deceleration being too rapid, which may cause the stacker to have unnecessary pauses or delays when conveying plywood, thereby affecting the overall production efficiency.

[0037] In a typical implementation of this application, please refer to Figure 3As shown, a control system 27 is fixedly installed on the rear side wall of the second fixing seat 19 , and the control system 27 is located between the first connecting plate 23 and the second connecting plate 24 .

[0038] Through the above characteristics, the operation curve of the stacker can be controlled. Specifically, the maximum speed, maximum acceleration and maximum deceleration of the stacker are first monitored by the component. These parameters will be used to define the shape and range of the speed curve. The trigonometric function type speed curve is usually designed using a sine function or a cosine function. The characteristic of the curve is that the acceleration gradually increases from 0 to a maximum value, and then gradually decreases to 0. This can provide a softer acceleration change. The acceleration time and deceleration time are calculated based on the operating distance and maximum speed of the stacker. These time parameters will be used to determine the period of the trigonometric function type speed curve. In the control system 27, a corresponding control program is written to implement the trigonometric function type speed control curve. The program needs The speed at each moment should be calculated based on the time parameters and acceleration parameters, and the motor of the stacker should be controlled to run according to this speed curve. In actual operation, it may be necessary to fine-tune the speed curve according to the actual operation of the stacker, which includes adjusting the acceleration, deceleration or the cycle of the speed curve to ensure the best operation effect and minimum impact force. Before the actual operation, a series of tests should be carried out to verify whether the trigonometric function speed control curve can achieve the expected effect, that is, reduce the impact force at starting and stopping, and improve the safety and efficiency of transportation. During the operation of the stacker, the monitoring component can monitor in real time to ensure that it runs according to the predetermined trigonometric function speed curve. If deviation is found, the control parameters should be adjusted in time.

[0039] Working principle:

[0040] When in use, the support frame 1 serves as the basis of the entire device, and a wiring box 2 is fixedly installed to provide power support. The connecting seat 3 is installed on the top surface of the support frame 1 through a moving device, and the moving device includes a Y-axis moving component, an X-axis moving component, a lifting moving component and a limiter component. The forward and reverse rotations of the servo motor 18, the servo motor 22 and the servo motor 31 respectively drive the rotation of the reciprocating screw rod 16, the reciprocating screw rod 20 and the reciprocating screw rod 3 29, thereby driving the movement of the moving seat 17, the moving seat 21 and the moving seat 30, so as to realize the connection seat 3 and the lower connecting plate 4, the connecting rod 5, the hook arm 10 and the hook The plate body 13 moves precisely in the Y-axis, X-axis and vertical directions. The limit assembly ensures stability and accuracy during movement to prevent deviation. The setting of the buffer assembly effectively protects the connecting rod 5 from damage by inertial force. When the stacker starts and stops, the movement of the connecting rod 5 due to inertia will be absorbed by the spring 8. At the same time, the tension sensor 7 monitors the tension change of the spring 8 in real time. Once the tension exceeds the preset value, the alarm 9 sounds immediately to remind the staff to pay attention to safety and avoid the connecting rod 5 from breaking due to metal fatigue. The drive assembly allows the staff to control the start of the drive motor 14 through the remote control, thereby driving the threaded rod 11 in the positive direction. The two moving blocks 12 will move closer or farther away from each other accordingly, because the threaded rod 11 is provided with two sections of threads with opposite rotation directions, so as to adjust the width of the hook plate body 13 to adapt to plywood of different sizes. The monitoring component monitors the position change of the stacker in the longitudinal and transverse movement process in real time through the cooperation of the laser rangefinder 36 with the reflector 1 32 and the reflector 2 33. This information is fed back to the control system 27 for calculating and adjusting the speed curve of the stacker to ensure that it runs according to the predetermined trigonometric function speed curve. The design of the trigonometric function speed curve makes the acceleration of the stacker gradually increase from 0 to the maximum. The acceleration increases to a maximum value and then gradually decreases to 0, thereby achieving a softer acceleration change, reducing the impact force during starting and stopping, and improving the safety and efficiency of transportation. The control system 27 calculates the acceleration time and deceleration time based on the data provided by the monitoring component and the operating distance and maximum speed of the stacker. These time parameters are used to determine the period of the trigonometric function type speed curve. The control system 27 realizes the speed control of the stacker by writing the corresponding control program. In actual operation, the control system 27 can also fine-tune the speed curve according to the actual operating conditions of the stacker to ensure the best operating effect and minimum impact force.

[0041] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. Fully automatic plywood hook stacker, characterized by: include: A support frame (1), wherein two support frames (1) are provided, wherein a wiring box (2) is fixedly installed on the front side wall of one of the support frames (1), a connection seat (3) is installed on the top surface of the support frame (1) through a moving device, a connection plate (4) is fixedly installed on the bottom surface of the connection seat (3), a connection rod (5) is fixedly installed on the bottom surface of the connection plate (4), a hook arm (10) is fixedly installed on the bottom surface of the connection rod (5), a collar (6) is fixedly installed on the outer surface of the connection rod (5), a buffer assembly is provided on the collar (6), and the buffer assembly is provided in four groups, and the buffer assembly comprises: A tension sensor (7), the tension sensor (7) is fixedly mounted on the bottom surface of the connecting plate (4), a spring (8) is arranged on the collar (6), one side of the spring (8) is connected to the top surface of the collar (6), and the other side is connected to the bottom surface of the tension sensor (7), and an alarm (9) is fixedly mounted on the bottom surface of the connecting plate (4); A monitoring component is arranged on the support frame (1).

2. The fully automatic plywood hook stacker according to claim 1 is characterized by: The mobile device includes: The Y-axis moving assembly, the X-axis moving assembly, the lowering moving assembly and the limiting assembly, the Y-axis moving assembly includes: A fixed seat (15), the fixed seat (15) is fixedly mounted on the top surface of one of the support frames (1), the fixed seat (15) is internally rotatably connected to a reciprocating screw rod (16), the outer surface of the reciprocating screw rod (16) is threadedly connected to a movable seat (17), a servo motor (18) is fixedly mounted on the front side wall of the fixed seat (15), and the output shaft of the servo motor (18) is connected to the side wall of the reciprocating screw rod (16).

3. The fully automatic plywood hook stacker according to claim 2 is characterized in that: X-axis moving components include: A second fixed seat (19), the second fixed seat (19) is arranged between two support frames (1), the interior of the second fixed seat (19) is rotatably connected to a second reciprocating screw rod (20), the outer surface of the second reciprocating screw rod (20) is threadedly connected to a second movable seat (21), a servo motor (22) is fixedly mounted on the left side wall of the second fixed seat (19), and the output shaft of the second servo motor (22) is connected to the side wall of the second reciprocating screw rod (20).

4. The fully automatic plywood hook stacker according to claim 2, characterized in that: The lifting and moving components include: A fixed seat three (28), wherein the fixed rear side wall of the fixed seat three (28) is fixedly mounted on the front side wall of the movable seat two (21), the fixed seat three (28) is internally rotatably connected with a reciprocating screw rod three (29), the outer surface of the reciprocating screw rod three (29) is threadedly connected with the movable seat three (30), the top surface of the fixed seat three (28) is fixedly mounted with a servo motor three (31), the output shaft of the servo motor three (31) is connected to the side wall of the reciprocating screw rod three (29), and the front side wall of the movable seat three (30) is connected to the rear side wall of the connecting seat (3).

5. The fully automatic plywood hook stacker according to claim 4, characterized in that: The limiter components include: A connecting plate 1 (23) and a connecting plate 2 (24), wherein the connecting plate 1 (23) and the connecting plate 2 (24) are respectively arranged on both sides of the rear side wall of the fixed seat 2 (19), the side wall of the connecting seat (3) is connected to the side wall of the movable seat 1 (17), the top surface of the support frame (1) is located on one side of the fixed seat 1 (15) and a limit block (25) is fixedly installed, and the right side wall of the connecting plate 2 (24) is fixedly installed with an L-shaped plate (26), and the L-shaped plate (26) slides inside the limit block (25).

6. The fully automatic plywood hook stacker according to claim 1 or 5, characterized in that: Monitoring components include: A cylinder (34), the cylinder (34) is fixedly mounted on the top surface of one of the support frames (1), a second drive motor (35) is fixedly mounted inside the cylinder (34), a laser rangefinder (36) is rotatably connected to the output shaft of the second drive motor (35), a first reflector (32) is arranged on the right side wall of the connecting seat (3), and a second reflector (33) is fixedly mounted on the top surface of the L-shaped plate (26).

7. The fully automatic plywood hook stacker according to claim 6, characterized in that: A control system (27) is fixedly mounted on the rear side wall of the second fixing seat (19), and the control system (27) is located between the first connecting plate (23) and the second connecting plate (24).

8. The fully automatic plywood hook stacker according to claim 1, characterized in that: The bottom surface of the hook arm (10) is provided with two sets of driving components, and the driving components include: A threaded rod (11), the threaded rod (11) is rotatably connected to the inside of the bottom surface of the hook arm (10), the threaded rod (11) is provided with two sections of threads with opposite rotation directions, both sides of the outer surface of the threaded rod (11) are threadedly connected to moving blocks (12), the bottom surfaces of the two moving blocks (12) are fixedly mounted with a hook plate body (13), and a driving motor (14) is fixedly mounted on the side wall of the hook arm (10), and the output shaft of the driving motor (14) is connected to the side wall of the threaded rod (11).