Unstacking and stacking mechanism

Abstract

The invention belongs to the technical field of automatic unstacking and stacking, and particularly relates to an unstacking and stacking mechanism which comprises a fixed framework. The transmission mechanism is arranged at the top end of the fixed framework, and the transmission mechanism is used for transporting the loading trays from the head end to the tail end in the forward direction and transporting the empty trays from the tail end to the head end in the reverse direction; the unstacking mechanism is arranged at the head end of the transmission mechanism, and the unstacking mechanism is used for stacking the loading trays and transferring the lowest loading tray to the head end of the transmission mechanism; the stacking mechanism is arranged at the head end of the transmission mechanism and used for transferring the empty trays at the head end of the transmission mechanism, and the transferred empty trays are stacked in the stacking mechanism from bottom to top; and the positioning mechanism is arranged at the tail end of the transmission mechanism and is used for positioning the loading tray conveyed from the head end of the transmission mechanism to the tail end of the transmission mechanism. The problems that an existing automatic unstacking and stacking structure is single, integration is low, cost is high, and universality is poor can be solved.

Description

Technical Field

[0001] The invention belongs to the technical field of automatic destacking, and in particular relates to a destacking mechanism. Background Art

[0002] Depalletizing mechanisms are used in automated production lines. The same structure of the depalletizing mechanism transfers the entire stack of raw material pallets to the production line one by one. After the raw materials are used, the empty pallets are manually taken away and stacked from the other end of the production line. Such a production line occupies a large area, resulting in low integration and high line investment costs. In addition, manual removal and stacking of empty pallets will increase labor and labor costs, and cannot adapt to production tasks with efficient integration and flexible production concepts.

[0003] Therefore, it is necessary to design a stacking dismantling mechanism to solve the above problems. Summary of the invention

[0004] The purpose of the present invention is to provide a stacking dismantling mechanism to solve the problems of the current automatic stacking dismantling mechanism having a single structure, low integration, high cost and poor versatility.

[0005] To achieve the above object, the present invention provides the following solution: a stacking dismantling mechanism, comprising

[0006] Fixed skeleton;

[0007] A transmission mechanism is arranged at the top of the fixed frame, and is used to transport the loading pallet from the head end to the tail end in a forward direction, and to transport the empty pallet from the tail end to the head end in a reverse direction;

[0008] A destacking mechanism, arranged at the head end of the transmission mechanism, for stacking loading pallets and transferring the loading pallet located at the bottom to the head end of the transmission mechanism;

[0009] A stacking mechanism is arranged at the head end of the transmission mechanism, and is used to transfer the empty pallets at the head end of the transmission mechanism, and the transferred empty pallets are stacked in the stacking mechanism from bottom to top;

[0010] A positioning mechanism is arranged at the rear end of the transmission mechanism, and is used to position the loading tray when it is transported from the front end to the rear end of the transmission mechanism.

[0011] A destacking mechanism based on the present invention comprises two tray stoppers one and two tray stoppers two, the two tray stoppers one are symmetrically arranged on both sides of the fixed frame and fixedly connected to the fixed frame, the two tray stoppers two are symmetrically arranged on both sides of the fixed frame and fixedly connected to the fixed frame, a gap is left between the tray stoppers one and two on the same side of the fixed frame, a loading tray stacking area is formed between the two tray stoppers one and the two tray stoppers two, and a destacking part is arranged in the loading tray stacking area.

[0012] A destacking mechanism based on the present invention, the destacking part includes a linear stepper motor and two side clamping cylinders, the linear stepper motor is fixedly arranged on the fixed frame and is located in the stacking area of ​​the loading tray, the output end of the linear stepper motor is fixedly connected with a tray block three, the tray block three is located between the two side walls of the fixed frame, the two side clamping cylinders are symmetrically arranged on both sides of the fixed frame, the fixed end of the side clamping cylinder is fixedly connected to the fixed frame, and the side clamping cylinder is located between the tray block one and the tray block two.

[0013] Based on the destacking mechanism of the present invention, a photoelectric component is also arranged in the stacking area of ​​the loading tray.

[0014] A stacking and disassembling mechanism based on the present invention comprises two tray blocks four and two tray blocks five, the two tray blocks four are symmetrically arranged on both sides of the fixed frame and fixedly connected to the fixed frame, the two tray blocks five are symmetrically arranged on both sides of the fixed frame and fixedly connected to the fixed frame, a gap is left between the tray blocks four and the tray blocks five on the same side of the fixed frame, an empty pallet stacking area is formed between the two tray blocks four and the two tray blocks five, and a stacking part is arranged in the empty pallet stacking area.

[0015] A stacking and disassembling mechanism based on the present invention, the stacking part includes two linear stepper motors and two side clamping cylinders, the two linear stepper motors are fixedly arranged on the fixed frame and are located in the empty pallet stacking area, the output end of the two linear stepper motors is fixedly connected with a lifting plate, the lifting plate is located between the two side walls of the fixed frame, the two side clamping cylinders are symmetrically arranged on both sides of the fixed frame, the fixed end of the two side clamping cylinders is fixedly connected to the fixed frame, and the two side clamping cylinders are located between the tray block four and the tray block five.

[0016] According to a stacking dismantling mechanism of the present invention, a tray stopper six is ​​provided on the lifting support plate.

[0017] A stacking disassembly mechanism based on the present invention, the positioning mechanism includes a single-sided cylinder, a sensor, and a rib, the fixed end of the single-sided cylinder is fixedly connected to one side wall of the fixed frame, the rib is fixedly connected to the other side wall of the fixed frame, and the sensor is fixedly arranged on the side wall of the fixed frame and is located on the same side as the single-sided cylinder.

[0018] A production line body comprises a destacking mechanism.

[0019] Compared with the prior art, the present invention has the following advantages and technical effects:

[0020] The present invention can concentrate the unstacking and stacking operations of the whole stack at the same end of the transmission mechanism by setting the transmission mechanism to two working modes of forward and reverse, so that the overall volume of the transmission mechanism can be reduced by half, the degree of integration is high and the cost investment is low, and the unstacking process and the stacking process are all completed automatically without the need for labor costs. It has a good application prospect in the automation industry and is more in line with the production concept of high integration, improved production efficiency, high compatibility and flexibility. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative labor:

[0022] Figure 1 It is an overall schematic diagram of the present invention;

[0023] Figure 2 This is a schematic diagram of the destacking mechanism of the present invention;

[0024] Figure 3 It is a schematic diagram of the stacking mechanism of the present invention;

[0025] Figure 4 It is a schematic diagram of the positioning mechanism of the present invention.

[0026] Among them, 1. Destacking mechanism; 2. Stacking mechanism; 3. Positioning mechanism; 4. Fixed frame; 5. Transmission mechanism; 6. Linear stepper motor one; 7. Photoelectric component; 8. Side clamp cylinder one; 9. Tray block one; 10. Tray block two; 11. Tray block three; 12. Linear stepper motor two; 13. Lifting pallet; 14. Side clamp cylinder two; 15. Tray block four; 16. Tray block five; 17. Tray block six; 18. Single-sided cylinder; 19. Sensor; 20. Side guard. DETAILED DESCRIPTION

[0027] 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.

[0028] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0029] Reference Figures 1 to 4 As shown, the present invention provides a stacking dismantling mechanism, comprising

[0030] Fixed frame 4;

[0031] A transmission mechanism 5 is arranged at the top of the fixed frame 4, and is used to transport the loading pallet from the head end to the tail end in a forward direction, and to transport the empty pallet from the tail end to the head end in a reverse direction;

[0032] The destacking mechanism 1 is arranged at the head end of the transmission mechanism 5, and is used to stack the loading pallets and transfer the loading pallet located at the bottom to the head end of the transmission mechanism 5;

[0033] The stacking mechanism 2 is arranged at the head end of the transmission mechanism 5. The stacking mechanism 2 is used to transfer the empty pallets at the head end of the transmission mechanism 5. The transferred empty pallets are stacked in the stacking mechanism 2 from bottom to top.

[0034] The positioning mechanism 3 is arranged at the rear end of the transmission mechanism 5, and is used for positioning the loading tray when it is transported from the front end to the rear end of the transmission mechanism 5.

[0035] The whole stack of loading pallets is placed on the destacking mechanism 1, and the destacking mechanism 1 transfers the loading pallets one by one to the head end of the transmission mechanism 5, and the loading pallets are transported to the tail end by the transmission mechanism 5. After the production raw materials are transferred away at the tail end, the transmission mechanism 5 transports the empty pallets to the head end again, and the empty pallets are stacked into a whole stack through the stacking mechanism 2.

[0036] Furthermore, the destacking mechanism 1 includes two tray blocks 1 9 and two tray blocks 2 10, the two tray blocks 1 9 are symmetrically arranged on both sides of the fixed frame 4 and fixedly connected to the fixed frame 4, the two tray blocks 2 10 are symmetrically arranged on both sides of the fixed frame 4 and fixedly connected to the fixed frame 4, a gap is left between the tray blocks 1 9 and the tray blocks 2 10 on the same side of the fixed frame 4, a loading tray stacking area is formed between the two tray blocks 1 9 and the two tray blocks 2 10, and a destacking part is arranged in the loading tray stacking area.

[0037] Furthermore, the destacking part includes a linear stepper motor 6 and two side clamping cylinders 8. The linear stepper motor 6 is fixedly set on the fixed frame 4 and is located in the loading tray stacking area. The output end of the linear stepper motor 6 is fixedly connected with a tray block 3 11. The tray block 3 11 is located between the two side walls of the fixed frame 4. The two side clamping cylinders 8 are symmetrically arranged on both sides of the fixed frame 4. The fixed end of the side clamping cylinder 8 is fixedly connected to the fixed frame 4. The side clamping cylinder 8 is located between the tray block 1 9 and the tray block 2 10.

[0038] Furthermore, a photoelectric component 7 is also provided in the stacking area of ​​the loading tray.

[0039] The pallets loaded with materials are manually stacked neatly and placed in the loading pallet stacking area. The linear stepper motor 6 rises, and the material tray stopper 3 11 pushes the position of a pallet. The side clamp cylinders 8 on both sides are actuated to lift the second pallet on the bottom layer. The linear stepper motor 6 descends, and the loading pallet on the bottom layer falls to the head end of the transmission mechanism 5. The loading pallet flows to the pallet picking position through the transmission mechanism 5. After the pallet is in place, the positioning mechanism 3 performs positioning and picking to realize the destacking function.

[0040] Furthermore, the stacking mechanism 2 includes two tray blocks four 15 and two tray blocks five 16, the two tray blocks four 15 are symmetrically arranged on both sides of the fixed frame 4 and fixedly connected to the fixed frame 4, the two tray blocks five 16 are symmetrically arranged on both sides of the fixed frame 4 and fixedly connected to the fixed frame 4, a gap is left between the tray blocks four 15 and the tray blocks five 16 located on the same side of the fixed frame 4, an empty pallet stacking area is formed between the two tray blocks four 15 and the two tray blocks five 16, and a stacking part is arranged in the empty pallet stacking area.

[0041] Furthermore, the stacking part includes a linear stepper motor 12 and two side clamping cylinders 14. The linear stepper motor 12 is fixedly set on the fixed frame 4 and is located in the empty pallet stacking area. The output end of the linear stepper motor 12 is fixedly connected with a lifting plate 13. The lifting plate 13 is located between the two side walls of the fixed frame 4. The two side clamping cylinders 14 are symmetrically arranged on both sides of the fixed frame 4. The fixed end of the side clamping cylinder 14 is fixedly connected to the fixed frame 4. The side clamping cylinder 14 is located between the tray stopper 4 15 and the tray stopper 5 16.

[0042] Furthermore, a tray stopper 6 17 is provided on the lifting support plate 13.

[0043] After the pallet has taken all the materials, the empty pallet flows back to the stacking mechanism 2, the material tray block 6 17 is in gear, the linear stepper motor 2 12 will lift the pallet 13 to the position of one pallet, and the side clamp cylinders 2 14 on both sides will work to lift the bottom pallet; the linear stepper motor 2 12 will descend, and the empty pallet at the bottom will be lifted to the height of one pallet. The second empty pallet flows back, the side clamp cylinders 2 14 on both sides are released, the linear stepper motor 2 12 lifts the pallet, and the pallet is lifted to the height of one pallet. The side clamp cylinders 2 14 on both sides clamp the empty pallet, and the pallet is lifted off the transmission mechanism 5, and the stacking function is realized by repeating this cycle.

[0044] Furthermore, the positioning mechanism 3 includes a single-sided cylinder 18, a sensor 19, and a rib 20. The fixed end of the single-sided cylinder 18 is fixedly connected to one side wall of the fixed frame 4, the rib 20 is fixedly connected to the other side wall of the fixed frame 4, and the sensor 19 is fixedly arranged on the side wall of the fixed frame 4 and is located on the same side as the single-sided cylinder 18.

[0045] The loading tray is pushed by a single-sided cylinder 18 and rests against a rib 20 to position the tray.

[0046] A production line body comprises a destacking mechanism.

[0047] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0048] The embodiments described above are only descriptions of the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should fall within the protection scope of the present invention.

Claims

1. A stacking dismantling mechanism, characterized in that: include Fixed frame (4); A transmission mechanism (5) is arranged at the top of the fixed frame (4), and the transmission mechanism (5) is used to transport the loading pallet from the head end to the tail end in a forward direction, and to transport the empty pallet from the tail end to the head end in a reverse direction; A destacking mechanism (1) is arranged at the head end of the transmission mechanism (5), and the destacking mechanism (1) is used to stack the loading pallets and transfer the loading pallet located at the bottom to the head end of the transmission mechanism (5); A stacking mechanism (2) is arranged at the head end of the transmission mechanism (5), and the stacking mechanism (2) is used to transfer the empty pallets at the head end of the transmission mechanism (5), and the transferred empty pallets are stacked from bottom to top in the stacking mechanism (2); A positioning mechanism (3) is arranged at the rear end of the transmission mechanism (5), and the positioning mechanism (3) is used to position the loading tray when it is transported from the front end to the rear end of the transmission mechanism (5).

2. A stacking disassembly mechanism according to claim 1, characterized in that: The destacking mechanism (1) comprises two tray stoppers (9) and two tray stoppers (10), the two tray stoppers (9) being symmetrically arranged on both sides of the fixed frame (4) and being fixedly connected to the fixed frame (4), the two tray stoppers (10) being symmetrically arranged on both sides of the fixed frame (4) and being fixedly connected to the fixed frame (4), a gap being left between the tray stoppers (9) and the tray stoppers (10) located on the same side of the fixed frame (4), a loading tray stacking area being formed between the two tray stoppers (9) and the two tray stoppers (10), and a destacking section being arranged in the loading tray stacking area.

3. A stacking disassembly mechanism according to claim 2, characterized in that: The destacking section comprises a linear stepper motor (6) and two side clamping cylinders (8); the linear stepper motor (6) is fixedly arranged on the fixed frame (4) and located in the stacking area of ​​the loading tray; the output end of the linear stepper motor (6) is fixedly connected to a tray stopper (11); the tray stopper (11) is located between two side walls of the fixed frame (4); the two side clamping cylinders (8) are symmetrically arranged on both sides of the fixed frame (4); the fixed end of the side clamping cylinder (8) is fixedly connected to the fixed frame (4); the side clamping cylinder (8) is located between the tray stopper (9) and the tray stopper (10).

4. A stacking disassembly mechanism according to claim 2, characterized in that: A photoelectric component (7) is also provided in the loading tray stacking area.

5. The stacking disassembly mechanism according to claim 1, characterized in that: The stacking mechanism (2) comprises two tray blocks four (15) and two tray blocks five (16), the two tray blocks four (15) are symmetrically arranged on both sides of the fixed frame (4) and fixedly connected to the fixed frame (4), the two tray blocks five (16) are symmetrically arranged on both sides of the fixed frame (4) and fixedly connected to the fixed frame (4), a gap is left between the tray blocks four (15) and the tray blocks five (16) located on the same side of the fixed frame (4), an empty pallet stacking area is formed between the two tray blocks four (15) and the two tray blocks five (16), and a stacking portion is arranged in the empty pallet stacking area.

6. A stacking disassembly mechanism according to claim 5, characterized in that: The stacking part comprises a second linear stepper motor (12) and two side clamping cylinders (14). The second linear stepper motor (12) is fixedly arranged on the fixed frame (4) and is located in the empty pallet stacking area. The output end of the second linear stepper motor (12) is fixedly connected to a lifting support plate (13). The lifting support plate (13) is located between the two side walls of the fixed frame (4). The two side clamping cylinders (14) are symmetrically arranged on both sides of the fixed frame (4). The fixed end of the second side clamping cylinder (14) is fixedly connected to the fixed frame (4). The second side clamping cylinder (14) is located between the fourth material tray stopper (15) and the fifth material tray stopper (16).

7. A stacking disassembly mechanism according to claim 6, characterized in that: A material tray stopper six (17) is provided on the lifting support plate (13).

8. The stacking disassembly mechanism according to claim 1, characterized in that: The positioning mechanism (3) comprises a single-sided cylinder (18), a sensor (19), and a retaining edge (20); the fixed end of the single-sided cylinder (18) is fixedly connected to one side wall of the fixed frame (4); the retaining edge (20) is fixedly connected to the other side wall of the fixed frame (4); the sensor (19) is fixedly arranged on the side wall of the fixed frame (4) and is located on the same side as the single-sided cylinder (18).

9. A production line, characterized in that: It comprises the destacking mechanism as described in any one of claims 1 to 8.

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