Automatic material stacking device
By designing an automatic stacking device, the coordinated work of feeding, flip, clamping, transporting and stacking mechanisms is solved, and the problems of low production efficiency and high workpiece failure rate caused by manual operation are achieved, and efficient and automated workpiece processing is achieved.
Patent Information
- Application Number
- CN202420664544.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-01
- Publication Date
- 2025-03-21
- Estimated Expiration
- 2034-04-01
AI Technical Summary
In the prior art, the loading or stacking process still relies on manual operations, resulting in low production efficiency and may cause bumps to the workpiece and increase the defect rate.
An automatic stacking device is designed, including a workbench, feeding mechanism, flip mechanism, clamping mechanism, transfer mechanism and stacking mechanism. Through the coordinated work of these mechanisms, automatic feeding, flipping, loading and stacking of workpieces is realized.
The automated processing of workpieces is realized, production efficiency is improved, and production costs and the defect rate of workpieces are reduced.
Smart Images
Figure CN222647005U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of automatic material stacking, in particular to an automatic material stacking device. Background Art
[0002] With the development of technology, machines replacing people is a trend in the entire processing and manufacturing industry. At present, it is common to use machines to clamp and transfer individual workpieces. However, in the process of loading or stacking materials, most of them still use manual methods. As the number of workpieces increases, it is obviously unable to meet production needs, which not only leads to relatively low production efficiency.
[0003] In addition, during the manual loading or stacking process, the workpieces are easily bumped, causing defective workpieces to flow into the next process, greatly affecting subsequent processes and even increasing the defective rate of workpieces.
[0004] Therefore, in view of the current problem of manual loading or stacking, it is urgent to develop a new machine or new technology to solve the above problems. Utility Model Content
[0005] The utility model aims to provide an automatic stacking device to solve the problem of manual loading or stacking.
[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:
[0007] An automatic stacking device comprises a workbench, a feeding mechanism, a turning mechanism, a clamping mechanism, a transfer mechanism and a stacking mechanism. The feeding mechanism, the turning mechanism, the clamping mechanism, the transfer mechanism and the stacking mechanism are respectively fixed on the workbench, the feeding end of the feeding mechanism protrudes to the outside of the workbench, the turning mechanism is arranged above the feeding mechanism, the clamping mechanism is arranged above the transfer mechanism and the turning mechanism, the transfer mechanism comprises a first conveying unit and a loading tray, the loading tray is conveyed from the input end of the first conveying unit to the output end of the first conveying unit, the loading tray is used to place workpieces, the stacking mechanism is arranged at the output end of the first conveying unit, the stacking mechanism comprises a lifting unit, a loading unit and a first sensor, the lifting unit is used to lift the loading tray, the loading unit is arranged on the lifting unit The first sensor faces the output end of the first conveying unit and is used to sense the loading tray; when working, the feeding mechanism transports the workpiece to the flipping mechanism, the flipping mechanism flips the workpiece, the clamping mechanism clamps the flipped workpiece and moves it to the loading tray, the clamping mechanism places the workpiece on the loading tray, the first conveying unit transfers the loading tray loaded with the workpiece to the stacking mechanism, when the first sensor senses the loading tray, the lifting unit lifts the loading tray to a preset height, the loading unit lifts the loading tray, and the lifting unit lowers back to the initial position; the lifting unit lifts the next loading tray and abuts against the loading unit, the loading unit stops working to realize the stacking of the loading trays, the lifting unit drives the loading tray to continue to rise to a preset height, and the loading unit lifts the loading tray.
[0008] Furthermore, the stacking mechanism also includes a first bracket and a second sensor, the first bracket is fixed on the workbench and located at the output end of the first conveying unit, the second sensor is arranged on the first bracket, the loading unit is fixed on the first bracket and located below the second sensor, and the lifting unit is fixed on the first bracket.
[0009] Furthermore, the lifting unit includes a rodless cylinder arranged vertically, a sliding seat slidably arranged on the rodless cylinder, and a bracket fixedly connected to the sliding seat; when working, the bracket follows the sliding seat to rise or fall vertically in the first bracket.
[0010] Furthermore, the loading unit includes at least one first cylinder and a pallet movably arranged on the first cylinder, the first cylinder has a first movable end, and the pallet is arranged on the first movable end; when working, the pallet follows the first movable end of the first cylinder and extends horizontally toward the inner side of the first bracket, and the pallet carries the loading tray.
[0011] Furthermore, the transfer mechanism also includes a positioning unit, a clamping unit and a third sensor, the third sensor is used to sense the loading tray on the first conveying unit, the positioning unit is used to limit the loading tray on the first conveying unit to a predetermined position, and the clamping unit is used to clamp and fix the loading tray.
[0012] Furthermore, the flipping mechanism includes a second cylinder having a rotating end, a third cylinder installed on the rotating end and a pair of first clamping arms, the third cylinder having a second movable end, and the pair of first clamping arms are movably connected to the second movable end; when working, the third cylinder rotates following the rotating end of the second cylinder, and the pair of first clamping arms follows the movement of the third cylinder, and the rotation angle of the rotating end of the second cylinder is 180° each time.
[0013] Furthermore, the feeding mechanism includes a second conveying unit, which is provided with a feeding channel, the feeding channel having a guide section and a clamping section, the guide section gradually converges along the conveying direction of the second conveying unit, and the flipping mechanism clamps the workpiece from the clamping section.
[0014] Furthermore, the material clamping mechanism comprises an electric guide rail, a guide seat and a material clamping unit, the electric guide rail is arranged on the workbench, the guide seat is slidably arranged on the electric guide rail, and the material clamping unit is arranged on the guide seat.
[0015] Furthermore, the clamping unit includes a fourth cylinder, a connecting plate, at least one first manipulator and at least one second manipulator, the fourth cylinder is arranged on the guide seat, the fourth cylinder has a third movable end, the connecting plate is arranged on the third movable end, and the first manipulator and the second manipulator are arranged on the connecting plate in a horizontal arrangement.
[0016] Furthermore, the feeding mechanism and the clamping mechanism are respectively arranged horizontally on the workbench, and the transfer mechanism is arranged longitudinally on the workbench, and the movement trajectory of the guide seat of the clamping mechanism is perpendicular to the conveying direction of the first conveying unit of the transfer mechanism.
[0017] The beneficial effects of the automatic stacking device of the utility model are as follows: the automatic feeding and turning of the workpieces are completed through the cooperation of the feeding mechanism and the turning mechanism; the automatic loading of the workpieces is completed through the cooperation of the clamping mechanism and the transfer mechanism; the automatic stacking of the loading trays is completed through the cooperation of the transfer mechanism and the stacking mechanism; the automatic feeding, automatic turning, automatic loading and automatic stacking of the workpieces are realized. It can be seen that the utility model has a high degree of automation, improves production efficiency, and reduces production costs and the defective rate of workpieces. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 It is a three-dimensional diagram of an automatic stacking device of the utility model.
[0019] Figure 2 The utility model is a top view of an automatic stacking device.
[0020] Figure 3 for Figure 1 A three-dimensional view of the stacking mechanism of the automatic stacking device shown.
[0021] Figure 4 for Figure 3A three-dimensional view of the lifting unit of the stacking mechanism shown.
[0022] Figure 5 for Figure 3 A three-dimensional view of the loading unit of the stacking mechanism shown.
[0023] Figure 6 for Figure 1 A three-dimensional diagram of the transfer mechanism of the automatic stacking device is shown.
[0024] Figure 7 for Figure 1 A partial side view of the transfer mechanism of the automatic stacking device is shown.
[0025] Figure 8 for Figure 6 An enlarged stereoscopic view of point A in the transfer mechanism shown.
[0026] Fig. 9 for Figure 6 A three-dimensional view of the first conveying unit of the transfer mechanism is shown.
[0027] Fig.10 for Figure 1 A three-dimensional diagram of the turning mechanism of the automatic stacking device shown.
[0028] Fig.11 for Figure 1 A three-dimensional view of the feeding mechanism of the automatic stacking device is shown.
[0029] Fig.12 for Fig.11 A top view of the feed mechanism is shown.
[0030] Fig.13 for Fig.11 A perspective exploded view of the feeding mechanism is shown.
[0031] Fig.14 for Figure 1 A three-dimensional view of the clamping mechanism of the automatic stacking device shown.
[0032] Fig.15 for Fig.14 A three-dimensional view of the clamping unit of the clamping mechanism shown.
[0033] Fig.16 for Fig.14 A three-dimensional exploded view of the clamping unit of the clamping mechanism shown.
[0034] Fig.17 for Fig.16 The enlarged stereoscopic image of point B in the clamping unit is shown.
[0035] Fig.18 for Fig.16Schematic diagram of the limiting plate of the clamping unit shown. DETAILED DESCRIPTION
[0036] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.
[0037] The terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", "vertical", "horizontal", etc. in the specification and claims of the utility model indicate directions or position relationships based on the directions or position relationships shown in the drawings, and are only for the clarity of expressing the technical solutions and the convenience of description, and therefore cannot be understood as limitations on the present application.
[0038] See also Figure 1-Figure 3 and Figure 6 , an automatic stacking device, comprising a workbench 10, a feeding mechanism 60, a turning mechanism 50, a clamping mechanism 40, a transfer mechanism 30 and a stacking mechanism 20, wherein the feeding mechanism 60, the turning mechanism 50, the clamping mechanism 40, the transfer mechanism 30 and the stacking mechanism 20 are respectively fixed on the workbench 10, the feeding end of the feeding mechanism 60 protrudes to the outside of the workbench 10, the turning mechanism 50 is arranged above the feeding mechanism 60, the clamping mechanism 40 is arranged above the transfer mechanism 30 and the turning mechanism 50, and the transfer mechanism 30 includes a first conveying unit 32 and a loading tray 3 5. The loading tray 35 is transported from the input end of the first conveying unit 32 to the output end of the first conveying unit 32. The loading tray 35 is used to place the workpiece 100. The stacking mechanism 20 is arranged at the output end of the first conveying unit 32. The stacking mechanism 20 includes a lifting unit 25, a loading unit 26 and a first sensor 22. The lifting unit 25 is used to lift the loading tray 35. The loading unit 26 is arranged above the lifting unit 25 and is used to carry the loading tray 35. The first sensor 22 faces the output end of the first conveying unit 32 and is used to sense the loading tray 35.
[0039] More specifically, the feeding mechanism 60 and the clamping mechanism 40 are respectively disposed transversely on the workbench 10 , and the transfer mechanism 30 is disposed longitudinally on the workbench 10 .
[0040] During operation, the feeding mechanism 60 transports the workpiece 100 to the flipping mechanism 50, the flipping mechanism 50 flips the workpiece 100, the clamping mechanism 40 clamps the flipped workpiece 100 and moves it to the loading tray 35, the clamping mechanism 40 places the workpiece 100 on the loading tray 35, the first conveying unit 32 transfers the loading tray 35 loaded with the workpiece 100 to the stacking mechanism 20, when the first sensor 22 senses the loading tray 35, the lifting unit 25 lifts the loading tray 35 to a preset height, the loading unit 26 lifts the loading tray 35, and the lifting unit 25 is lowered back to the initial position;
[0041] The lifting unit 25 lifts the next charging tray 35 and abuts against the loading unit 26 , and the loading unit 26 stops working to achieve the stacking of the charging trays 35 . The lifting unit 25 drives the charging trays 35 to continue to rise to the preset height, and the loading unit 26 lifts the charging tray 35 .
[0042] From the above, the automatic stacking device proposed in the utility model completes the automatic feeding and flipping of the workpiece 100 through the cooperation of the feeding mechanism 60 and the flipping mechanism 50; completes the automatic loading of the workpiece 100 through the cooperation of the clamping mechanism 40 and the transfer mechanism 30; completes the automatic stacking of the loading tray 35 through the cooperation of the transfer mechanism 30 and the stacking mechanism 20; realizes the automatic feeding, automatic flipping, automatic loading and automatic stacking of the workpiece 100. It can be seen that the automatic stacking device of the utility model has a high degree of automation, improves production efficiency, and reduces production costs and the defective rate of the workpiece 100.
[0043] See also Figure 3 The stacking mechanism 20 further includes a first bracket 21, a second sensor 23 and a warning light 24. The first bracket 21 is fixed on the workbench 10 and is located at the output end of the first conveying unit 32. The second sensor 23 is disposed on the first bracket 21 and is located at the top of the first bracket 21. The loading unit 26 is fixed on the first bracket 21 and is located below the second sensor 23. The lifting unit 25 is fixed on the first bracket 21.
[0044] The warning light 24 is fixed on the first bracket 21, and the second sensor 23 senses the stacking status of the loading tray 35 in the first bracket 21. When the stacking height of the plurality of loading trays 35 in the first bracket 21 reaches the sensing height of the second sensor 23, the second sensor 23 senses that the loading tray 35 is fully loaded and controls the lifting unit 25 to stop working. At the same time, the second sensor 23 controls to turn on the warning light 24 to remind the staff that the stacking mechanism 20 is fully loaded with the loading tray 35 containing the workpiece 100.
[0045] See also Figure 2-Figure 4 The lifting unit 25 includes a rodless cylinder 251 arranged vertically, a sliding seat 252 slidably arranged on the rodless cylinder 251, and a bracket 253 fixedly connected to the sliding seat 252; when working, the rodless cylinder 251 drives the sliding seat 252 to slide, and the bracket 253 follows the sliding seat 252 to rise or fall vertically in the first bracket 21.
[0046] More specifically, when the bracket 253 follows the sliding seat 252 to rise or fall, the bracket 253 passes through the first conveying unit 32 and does not interfere with the first conveying unit 32 .
[0047] See also Figure 3 and Figure 5 The loading unit 26 includes at least one first cylinder 261 and a support plate 262 movably arranged on the first cylinder 261, the first cylinder 261 has a first movable end 2611, and the support plate 262 is arranged on the first movable end 2611; when working, the support plate 262 follows the first movable end 2611 of the first cylinder 261 and extends horizontally toward the inner side of the first bracket 21, and the support plate 262 carries the loading tray 35.
[0048] In this embodiment, the loading unit 26 is provided with four first cylinders 261 and four supporting plates 262 , and one supporting plate 262 is provided on the first movable end 2611 of one first cylinder 261 .
[0049] See also Figure 6 and Figure 7The transfer mechanism 30 also includes a second bracket 31, a positioning unit 33, a clamping unit 34 and a third sensor 36. The first conveying unit 32, the positioning unit 33, the clamping unit 34 and the third sensor 36 are respectively arranged on the second bracket 31. The third sensor 36 faces the first conveying unit 32 and is used to sense the loading tray 35 on the first conveying unit 32. The positioning unit 33 is used to limit the loading tray 35 on the first conveying unit 32 to a predetermined position. The clamping unit 34 is used to clamp and fix the loading tray 35.
[0050] During operation, the loading tray 35 is transported from the input end of the first conveying unit 32 toward the output end of the first conveying unit 32. When the third sensor 36 senses the loading tray 35, the third sensor 36 controls the positioning unit 33 to start working, and the positioning unit 33 intercepts the loading tray 35 at a predetermined position; at the same time, the third sensor 36 controls the first conveying unit 32 to pause working, and controls the clamping unit 34 to start working, and the clamping unit 34 clamps and fixes the loading tray 35, and then the clamping mechanism 40 starts to clamp the workpiece 100 and place it in the loading tray 35.
[0051] More specifically, the upper surface of the loading tray 35 is provided with a plurality of placement holes for placing and accommodating the workpieces 100 , and the plurality of placement holes are arranged in a matrix.
[0052] See also Fig. 9 In this embodiment, the first conveying unit 32 includes a first motor 321, two first driving wheels 322, two first driven wheels 323, two first conveying belts 324, a first transmission shaft 325 and a second transmission shaft 326. The first motor 321 and the two first driving wheels 322 are respectively fixed on the second bracket 31 and located at the output end of the first conveying unit 32, the two first driven wheels 323 are respectively fixed on the second bracket 31 and located at the input end of the first conveying unit 32, the two first driving wheels 322 are connected through the first transmission shaft 325, the two first driven wheels 323 are connected through the second transmission shaft 326, and the output shaft of the first motor 321 is connected to the first driving wheel 322. The first driving wheel 322 and the first driven wheel 323 are connected through the first conveying belt 324, and the two first conveying belts 324 are arranged parallel to each other. When working, the first motor 321 drives the two first driving wheels 322 to rotate, and the two first driving wheels 322 respectively drive the two first driven wheels 323 through the first conveyor belt 324, so that the first conveyor belt 324 rotates to transport the loading tray 35.
[0053] See also Figure 7 and Figure 8 The positioning unit 33 includes a fifth cylinder 331 and a baffle 332. The fifth cylinder 331 is fixed on the second bracket 31. The fifth cylinder 331 has a fourth movable end 3311. The baffle 332 is arranged on the fourth movable end 3311. When working, the fifth cylinder 331 drives the baffle 332 to rise vertically and protrude above the first conveying unit 32, so as to intercept the loading tray 35 to a predetermined position.
[0054] See also Figure 8 The clamping unit 34 includes two sixth cylinders 341 and two clamping blocks 342. The two sixth cylinders 341 are relatively arranged on both sides of the first conveying unit 32. One of the sixth cylinders 341 has a fifth movable end 3411, and one of the fifth movable ends 3411 is provided with a clamping block 342. When working, the two sixth cylinders 341 respectively drive the clamping blocks 342 to move in the lateral direction, and the two clamping blocks 342 approach each other in the lateral direction to achieve the effect of clamping the loading tray 35.
[0055] See also Fig.10 The flip mechanism 50 includes a second cylinder 52 having a rotating end 521, a third cylinder 53 mounted on the rotating end 521, a pair of first movable arms 54 and a pair of first clamping arms 55. The third cylinder 53 has a second movable end 531, a pair of first movable arms 54 are arranged on the second movable end 531, a pair of first clamping arms 55 are fixed on the first movable arms 54, and the pair of first clamping arms 55 are movably connected to the second movable end 531. The flip mechanism 50 also includes a seventh cylinder 51 having a sixth movable end 511, and the second cylinder 52 is arranged on the sixth movable end 511.
[0056] During operation, the seventh cylinder 51 drives the second cylinder 52 to descend vertically to a predetermined position, the third cylinder 53 works, and a pair of the first clamping arms 55 follow the third cylinder 53 to move so as to clamp the workpiece 100; then the second cylinder 52 works, and the rotating end 521 of the second cylinder 52 rotates 180° each time, and the third cylinder 53 and the workpiece 100 follow the rotating end 521 of the second cylinder 52 to rotate to flip the workpiece 100; then the seventh cylinder 51 drives the second cylinder 52 to rise vertically to a predetermined position, waiting for the clamping mechanism 40 to clamp the workpiece 100 on the pair of the first clamping arms 55.
[0057] See also Fig.11 and Fig.12The feeding mechanism 60 includes a third bracket 61, a second conveying unit 62 and a counting sensor 63. The third bracket 61 is connected to the workbench 10 through a fixing plate. The second conveying unit 62 and the counting sensor 63 are respectively arranged on the third bracket 61. The second conveying unit 62 is provided with a feeding channel 64. The feeding channel 64 has a guide section 641 and a clamping section 642. The guide section 641 gradually closes along the conveying direction of the second conveying unit 62. The flipping mechanism 50 clamps the workpiece 100 from the clamping section 642. The counting sensor 63 is used to sense the workpiece 100 entering the clamping section 642. More specifically, the clamping section 642 is provided with an intercepting block 643. The intercepting block 643 intercepts the workpiece 100 in the clamping section 642, so that the workpiece 100 in the clamping section 642 waits for the flipping mechanism 50 to clamp it.
[0058] During operation, the workpiece 100 is transported from the guide section 641 of the feed channel 64 toward the clamping section 642 of the feed channel 64. When the workpiece 100 enters the clamping section 642 from the guide section 641, the counting sensor 63 senses the workpiece 100 and counts the workpieces 100 passing through. When the number of the workpieces 100 passing through reaches a preset number, the counting sensor 63 controls the second conveying unit 62 to stop working and controls the flipping mechanism 50 to clamp the workpiece 100 in the clamping section 642.
[0059] More specifically, in this embodiment, when the counting sensor 63 senses the first workpiece 100, the counting sensor 63 counts "one", when the counting sensor 63 senses the second workpiece 100, the counting sensor 63 counts "two", when the counting sensor 63 senses the third workpiece 100, the counting sensor 63 counts "three", when the counting sensor 63 senses the fourth workpiece 100, the counting sensor 63 counts "four", when the counting sensor 63 senses the fifth workpiece 100, the counting sensor 63 counts "five", at this time, the clamping section 642 has five workpieces 100, the counting sensor 63 sends a signal, and then the clamping mechanism 40 starts to work. After the counting sensor 63 counts to "five", when it senses the next workpiece 100, the counting starts again from "one", and the cycle repeats.
[0060] See also Fig.13The second conveying unit 62 includes a second motor 621, a second driving wheel 622, a second driven wheel 623, and a second conveying belt 624. The second motor 621 and the second driving wheel 622 are respectively arranged on the third bracket 61 and located at the feeding end of the feeding mechanism 60, the second driven wheel 623 is arranged on the third bracket 61 and located at an end away from the feeding end of the feeding mechanism 60, and the second driving wheel 622 is connected to the second driven wheel 623 through the second conveying belt 624.
[0061] During operation, the second motor 621 drives the second driving wheel 622 to rotate, and the second driving wheel 622 drives the second driven wheel 623 through the second conveyor belt 624, so that the second conveyor belt 624 rotates to transport the workpiece 100.
[0062] See also Fig.14 The clamping mechanism 40 includes a fourth bracket 41, an electric guide rail 42, a guide seat 43 and a clamping unit 44. The fourth bracket 41 is fixed to the workbench 10 in the transverse direction. The electric guide rail 42 is arranged on the fourth bracket 41 in the transverse direction. The guide seat 43 is slidably arranged on the electric guide rail 42. The clamping unit 44 is arranged on the guide seat 43. The movement trajectory of the guide seat 43 of the clamping mechanism 40 is perpendicular to the conveying direction of the first conveying unit 32 of the transfer mechanism 30.
[0063] During operation, the clamping unit 44 clamps the workpiece 100 on the flipping mechanism 50, and the guide seat 43 drives the clamping unit 44 to move above the loading tray 35 of the transfer mechanism 30, and the clamping unit 44 places the workpiece 100 in the placement hole of the loading tray 35 to complete the loading.
[0064] See also Figure 15-18 The clamping unit 44 includes a fourth cylinder 441, a connecting plate 442, at least one first manipulator 443 and at least one second manipulator 444. The fourth cylinder 441 is arranged on the guide seat 43. The fourth cylinder 441 has a third movable end 4411. The connecting plate 442 is arranged on the third movable end 4411. The first manipulator 443 is fixed on the connecting plate 442. The second manipulator 444 is movably arranged on the connecting plate 442. The first manipulator 443 and the second manipulator 444 are arranged on the connecting plate 442 in a horizontal arrangement. A plurality of second manipulators 444 can be arranged. By moving the second manipulators 444 horizontally, the distance between the second manipulator 444 and the first manipulator 443 or the distance between the two second manipulators 444 can be changed to adapt to different workpieces 100 or the loading tray 35.
[0065] In this embodiment, four second manipulators 444 are movably disposed on the connecting plate 442 , and the four second manipulators 444 are evenly and symmetrically distributed on both sides of the first manipulator 443 .
[0066] The clamping unit 44 further includes an eighth cylinder 445 having a seventh movable end 4451, a first slide rail 446 arranged in the horizontal direction, a second slide rail 447 arranged in the vertical direction, and a limit plate 448. The eighth cylinder 445 is arranged on the third movable end 4411 of the fourth cylinder 441, and the seventh movable end 4451 of the eighth cylinder 445 is connected to the limit plate 448, and the limit plate 448 is slidably arranged on the second slide rail 447. The limit plate 448 is provided with at least one pair of limit holes 4481, and the pair of limit holes 4481 are distributed in an eight-shaped shape and are symmetrically distributed with the symmetry axis of the limit plate 448 as the center. The second manipulator 444 is slidably arranged on the first slide rail 446 through a connecting block 449, and the connecting block 449 is provided with a protrusion 4491 corresponding to the limit hole 4481, and the protrusion 4491 is slidably arranged in the limit hole 4481.
[0067] When the clamping unit 44 is working, the first manipulator 443 and the second manipulator 444 respectively clamp the workpiece 100 on the turning mechanism 50, and the fourth cylinder 441 drives the connecting plate 442 to move vertically upward, and the first manipulator 443 and the second manipulator 444 follow the connecting plate 442 to move upward, and the clamping unit 44 is driven by the guide seat 43 to move above the loading tray 35 of the transfer mechanism 30; the eighth cylinder 445 drives the limit plate 448 to rise or fall along the second slide rail 447, because the protrusion 4491 can only move along a pair of limit holes 448 on the limit plate 448. 1 movement, and the limit plate 448 can only move along the second slide rail 447, so the lifting movement of the limit plate 448 will drive the protrusion 4491 to expand or contract in the horizontal direction; then the second manipulator 444, under the action of the limit plate 448, changes the distance between the second manipulator 444 and the first manipulator 443 or the distance between the two second manipulators 444; the fourth cylinder 441 drives the first manipulator 443 and the second manipulator 444 to approach the loading tray 35 vertically downward, and the first manipulator 443 and the second manipulator 444 respectively place the workpiece 100 on the loading tray 35 to complete the loading.
[0068] More specifically, the first manipulator 443 and the second manipulator 444 respectively include a ninth cylinder, a pair of second movable arms, and a pair of second clamping arms. The ninth cylinder has an eighth movable end, and the pair of second movable arms are arranged on the eighth movable end. When working, the ninth cylinder drives the pair of second movable arms to expand or contract, and the pair of second clamping arms are fixed on the pair of second movable arms. The pair of second clamping arms follow the pair of second movable arms to expand or contract, so as to clamp the workpiece 100.
[0069] The beneficial effects of the automatic stacking device of the utility model include: high automation degree, improved production efficiency, reduced production cost and defective rate of workpieces.
[0070] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.
Claims
1. An automatic stacking device, characterized in that: It includes a workbench, a feeding mechanism, a turning mechanism, a clamping mechanism, a transfer mechanism and a stacking mechanism, wherein the feeding mechanism, the turning mechanism, the clamping mechanism, the transfer mechanism and the stacking mechanism are respectively fixed on the workbench, the feeding end of the feeding mechanism protrudes to the outside of the workbench, the turning mechanism is arranged above the feeding mechanism, the clamping mechanism is arranged above the transfer mechanism and the turning mechanism, the transfer mechanism includes a first conveying unit and a loading tray, the loading tray is conveyed from the input end of the first conveying unit to the output end of the first conveying unit, the loading tray is used to place workpieces, the stacking mechanism is arranged at the output end of the first conveying unit, the stacking mechanism includes a lifting unit, a loading unit and a first sensor, the lifting unit is used to lift the loading tray, the loading unit is arranged above the lifting unit and is used to carry the loading tray, the first sensor faces the output end of the first conveying unit and is used to sense the loading tray; During operation, the feeding mechanism transports the workpiece to the flipping mechanism, the flipping mechanism flips the workpiece, the clamping mechanism clamps the flipped workpiece and moves it to the loading tray, the clamping mechanism places the workpiece on the loading tray, the first conveying unit transfers the loading tray loaded with the workpiece to the stacking mechanism, when the first sensor senses the loading tray, the lifting unit lifts the loading tray to a preset height, the loading unit holds up the loading tray, and the lifting unit lowers back to its initial position; the lifting unit lifts the next loading tray and abuts against the loading unit, the loading unit stops working to achieve stacking of the loading trays, the lifting unit drives the loading tray to continue to rise to the preset height, and the loading unit holds up the loading tray.
2. An automatic stacking device as claimed in claim 1, characterized in that: The stacking mechanism also includes a first bracket and a second sensor, the first bracket is fixed on the workbench and located at the output end of the first conveying unit, the second sensor is arranged on the first bracket, the loading unit is fixed on the first bracket and located below the second sensor, and the lifting unit is fixed on the first bracket.
3. An automatic stacking device as claimed in claim 2, characterized in that: The lifting unit includes a rodless cylinder arranged vertically, a sliding seat slidably arranged on the rodless cylinder, and a bracket fixedly connected to the sliding seat; when working, the bracket follows the sliding seat to rise or fall vertically in the first bracket.
4. An automatic stacking device as claimed in claim 2, characterized in that: The loading unit includes at least one first cylinder and a pallet movably arranged on the first cylinder, the first cylinder has a first movable end, and the pallet is arranged on the first movable end; when working, the pallet follows the first movable end of the first cylinder and extends horizontally toward the inner side of the first bracket, and the pallet carries the loading tray.
5. The automatic stacking device according to claim 1, characterized in that: The transfer mechanism also includes a positioning unit, a clamping unit and a third sensor, the third sensor is used to sense the loading tray on the first conveying unit, the positioning unit is used to limit the loading tray on the first conveying unit to a predetermined position, and the clamping unit is used to clamp and fix the loading tray.
6. The automatic stacking device according to claim 1, characterized in that: The flipping mechanism includes a second cylinder with a rotating end, a third cylinder installed on the rotating end and a pair of first clamping arms, the third cylinder has a second movable end, and a pair of first clamping arms are movably connected to the second movable end; when working, the third cylinder rotates following the rotating end of the second cylinder, and the pair of first clamping arms follows the movement of the third cylinder, and the rotation angle of the rotating end of the second cylinder is 180° each time.
7. An automatic stacking device as claimed in claim 1, characterized in that: The feeding mechanism comprises a second conveying unit, a feeding channel is arranged on the second conveying unit, the feeding channel has a guiding section and a clamping section, the guiding section gradually converges along the conveying direction of the second conveying unit, and the flipping mechanism clamps the workpiece from the clamping section.
8. The automatic stacking device according to claim 1, characterized in that: The material clamping mechanism comprises an electric guide rail, a guide seat and a material clamping unit. The electric guide rail is arranged on the workbench, the guide seat is slidably arranged on the electric guide rail, and the material clamping unit is arranged on the guide seat.
9. An automatic stacking device as claimed in claim 8, characterized in that: The clamping unit includes a fourth cylinder, a connecting plate, at least one first manipulator and at least one second manipulator, the fourth cylinder is arranged on the guide seat, the fourth cylinder has a third movable end, the connecting plate is arranged on the third movable end, and the first manipulator and the second manipulator are arranged on the connecting plate in a horizontal arrangement.
10. An automatic stacking device as claimed in claim 8, characterized in that: The feeding mechanism and the clamping mechanism are respectively arranged horizontally on the workbench, and the transfer mechanism is arranged longitudinally on the workbench. The movement trajectory of the guide seat of the clamping mechanism is perpendicular to the conveying direction of the first conveying unit of the transfer mechanism.