Polishing device for wooden tray production and processing
By designing a wooden pallet grinding device including a grinding roller and a clamping mechanism, the existing wooden pallet grinding efficiency and high labor intensity are solved, and the efficient and low-damage wooden pallet surface grinding effect is achieved.
Patent Information
- Application Number
- CN202411940781.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-26
- Publication Date
- 2025-03-04
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
The existing wooden pallet grinding process is inefficient, the workers have high labor intensity, and grinding wheels or sandpapers are easy to damage the wooden board structure, making it difficult to control.
A grinding device including a first workbench, a second workbench, a mounting frame, a rotating frame, a grinding roller and a nip mechanism is designed. The rotating frame is driven down by a lifting component, so that the grinding roller is bonded to the top surface of the wooden pallet, and the first motor drives the grinding roller to rotate, so as to achieve efficient grinding of the surface of the wooden pallet.
It improves the efficiency of grinding wooden pallets, reduces the labor intensity of workers, avoids damage to the wooden board structure by grinding wheels or sandpaper grinding, and achieves a smoother surface treatment.
Smart Images
Figure CN119550197A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of polishing devices, in particular to a polishing device for producing and processing wooden pallets. Background Art
[0002] Wooden pallets are pallets made of natural wood and are the most widely used pallets. Pallets are used for packaging, stacking, handling and transportation.
[0003] In the prior art, after the wooden pallet is assembled and formed, the surface of the wooden pallet is relatively rough and has many burrs, which can easily scratch the items placed on the top of the wooden pallet. Therefore, the assembled wooden pallet needs to be polished to make the surface of the wooden pallet smooth and free of burrs. In the existing wooden pallet polishing, workers polish the wooden pallet with sandpaper or with a grinding wheel. Grinding with a grinding wheel is to polish each wooden board of the wooden pallet, which is inefficient and the force cannot be controlled well, and the grinding wheel can easily damage the structure of the wooden board. Sandpaper polishing is to stick sandpaper on the wooden board and push the sandpaper back and forth to polish the wooden board, which is inefficient and labor-intensive for workers. Summary of the invention
[0004] In order to improve the efficiency of grinding and polishing of wooden pallets, the present application provides a grinding device for producing and processing wooden pallets.
[0005] The present application provides a grinding device for producing and processing wooden pallets, which adopts the following technical solution:
[0006] A grinding device for producing and processing wooden pallets comprises a first workbench, a second workbench, a mounting frame, a rotating frame, a grinding roller and a clamping mechanism, wherein the first workbench is arranged on one side of the second workbench, the top surface of the first workbench is used for placing wooden pallets, the clamping mechanism is installed on the top surface of the first workbench, and the clamping mechanism is used to clamp the wooden pallet; the mounting frame is slidably connected to the top surface of the second workbench, and a driving component for driving the mounting frame to slide is installed on the top surface of the second workbench; a lifting component is installed at one end of the mounting frame close to the first workbench, and the lifting component is used to drive the rotating frame to rise and fall; the grinding roller rotates on the rotating frame, a first motor is installed on the rotating frame, the output shaft of the first motor is connected to the end of the grinding roller, and the grinding roller is used to grind the top surface of the wooden pallet.
[0007] Optionally, two lifting assemblies are provided, and the two lifting assemblies are respectively installed on both sides of the mounting frame; the lifting assembly includes a first cylinder, a first bending plate, a first support plate and a connecting seat, the first cylinder is installed at the end of the mounting frame close to the first workbench, the piston rod of the first cylinder is vertically upward, one end of the first bending plate is connected to the end of the piston rod of the first cylinder, the other end of the first bending plate is bent downward, the first support plate is connected to the end of the first bending plate away from the first cylinder, the connecting seat is installed on the top surface of the first support plate, and the rotating frame is rotatably connected between the two connecting seats.
[0008] Optionally, the rotating frame includes a rotating plate, a rotating shaft and a second motor, the rotating shaft is rotatably connected between the two connecting seats, two rotating plates are provided, the two rotating plates are fixedly connected to the rotating shaft, the two rotating plates are respectively close to the two connecting seats, the second motor is installed on the top surface of one of the first support plates, and the output shaft of the second motor is connected to one end of the rotating shaft; the grinding roller is installed on the same end of the two rotating plates, and a grinding mechanism is installed on the other end of the rotating plate away from the grinding roller, and the grinding mechanism is used to grind the side walls between adjacent boards of the wooden pallet.
[0009] Optionally, both end surfaces of the grinding roller are connected to a rotating shaft, the outer circumferential surface of the rotating shaft is fixedly connected to a lifting block, the end surface of the rotating plate is provided with a lifting groove for the lifting block to slide, the two lifting blocks slide in the two lifting grooves respectively, a first spring is provided in the lifting groove, the two ends of the first spring are respectively connected to the bottom of the lifting groove and the lifting block, the side of the lifting block is connected to a first limit bar, and the inner wall of the lifting groove is provided with a first limit groove that cooperates with the first limit bar; a sliding plate is sleeved on one of the rotating plates, the first motor is installed on a side of the sliding plate close to the grinding roller, and the output shaft of the first motor is connected to one of the rotating shafts.
[0010] The control wheel that is located at the rotation point of the steering wheel is used for the rotation of the steering wheel, and the steering wheel is connected with the steering wheel at the rotation point of the steering wheel to control the steering wheel to move forward and backward.
[0011] Optionally, the grinding head includes a cylindrical section, a conical section, a connecting sleeve, an insertion rod and a latch, the smaller end face of the conical section is connected to the end face of the cylindrical section, the connecting sleeve is connected to the end face of the conical section away from the cylindrical section, the arc surface of the conical section fits the top side of the plate, the connecting rod is inserted into the middle position between the cylindrical section and the conical section, and the connecting sleeve is sleeved on the circumferential surface of the connecting rod; the insertion rod is inserted into the connecting sleeve and passes through the connecting rod, one end of the insertion rod is connected to a baffle, the baffle fits on the outer circumferential surface of the connecting sleeve, the latch is inserted into the end of the insertion rod away from the baffle, the top of the latch is connected to a baffle, the baffle fits on the circumferential surface of the insertion rod, and the bottom end of the latch is inserted into the top surface of the conical section with an interference fit.
[0012] Optionally, the grinding mechanism also includes a first buffer assembly, which includes a guide plate, a second spring, a pressure plate and a ring, wherein four guide plates are provided, and the four guide plates are all connected to a side of the fixed plate close to the movable plate, wherein two guide plates are located on one side of the movable plate, and the other two guide plates are located on the other side of the movable plate, and the movable plate slides on the side walls of the guide plates close to each other and slides on the top surface of the fixed plate; there are two pressure plates, which are respectively arranged on both sides of the movable plate, the pressure plate is located between the two guide plates, and the pressure plate is connected to the side of the movable plate; there are four second springs, and two second springs are provided on both sides of each pressure plate, and the second springs are pressed between the pressure plate and the guide plate; there are four rings, which are respectively sleeved on the four second springs, and the ring is connected to the end surface of the guide plate.
[0013] Optionally, the grinding mechanism also includes a second buffer assembly, which includes a limit box and a third spring. Two limit boxes are provided, and the two limit boxes are respectively arranged in the two connecting covers. The top surface of the limit box slides on the top surface of the connecting cover. The bottom of the limit box is open and slides on the top surface of the fixed plate. The side openings of the limit box are close to each other, and the two ends of the movable plate respectively extend into the two limit boxes. The symmetrical inner side walls of the limit box are connected to two second limit bars, and the second limit bars are vertically arranged. Second limit grooves that cooperate with the second limit bars are arranged on both sides of the movable plate; two third springs are provided, and the two third springs are respectively arranged in the two limit boxes, one end of the third spring is connected to the top surface of the movable plate, and the other end of the third spring is connected to the top surface of the limit box.
[0014] Optionally, the push-pull assembly includes a mounting plate and a third cylinder, the mounting plate is connected to the circumferential surface of the rotating shaft, the third cylinder is fixedly connected to the surface of the mounting plate, and the piston rod of the third cylinder is connected to one of the rotating plates; a third limit strip is connected to the circumferential surface of the rotating shaft, the third limit strip is arranged along the length direction of the rotating shaft, and the third limit strip is passed through the two rotating plates.
[0015] Optionally, the clamping mechanism includes a fifth cylinder, a push plate and a limit plate. Two fifth cylinders are provided, and the two fifth cylinders are installed on the top surface of the first workbench. The piston rods of the two fifth cylinders face each other. Two push plates are provided, and the two push plates are respectively connected to the ends of the piston rods of the two fifth cylinders, and the wooden pallet is placed between the two push plates; the limit plate is installed on the top surface of the first workbench, the limit plate is located at one end of the two push plates, and the limit plate is attached to one side of the wooden pallet.
[0016] In summary, the present application includes at least one of the following beneficial technical effects:
[0017] 1. When the wooden pallet needs to be polished, the lifting assembly drives the rotating frame to descend, so that the polishing roller fits the top surface of the wooden pallet, and the first motor drives the polishing roller to rotate, and the polishing roller polishes the surface of the wooden pallet. The driving assembly drives the mounting frame to move, and the mounting frame drives the lifting assembly to move, and the lifting assembly drives the rotating frame to move, which can drive the polishing roller to move on the surface of the wooden pallet. The polishing roller can polish the burrs of the wooden pallet to make the surface of the wooden pallet smoother. The entire surface of the wooden pallet can be polished by the polishing of the polishing roller, thereby improving the polishing efficiency;
[0018] 2. When grinding the side walls between adjacent boards of the wooden pallet, the grinding head is driven to descend and enter between the adjacent boards. The third cylinder pushes the rotating plate, which slides along the third limit strip on the rotating shaft. The rotating plate drives the fixed plate to move through the connecting cover, and the fixed plate drives the movable plate to move, so that the grinding head is pressed against the side wall of the board. The third motor drives the connecting rod to rotate, and the connecting rod drives the grinding head to rotate, so that the grinding head grinds the side wall of the board. The third cylinder pulls the rotating plate, and the rotating plate drives the fixed plate to move in the opposite direction through the connecting cover, and the fixed plate drives the movable plate to move in the opposite direction, so that the grinding head is pressed against the side wall of another board, so that the burrs on the side wall of the board can be ground.
[0019] 3. In order to prevent the grinding head from over-grinding the side wall of the plate, when the grinding head squeezes the plate too much, the grinding head pushes the moving plate to slide on the fixed plate through the connecting rod, and the moving plate drives the two pressing plates and the two limit boxes to move. The two pressing plates compress the second spring, thereby reducing the pressing force of the grinding head on the plate and preventing excessive grinding of the plate;
[0020] 4. In order to prevent the frustum segment from over-grinding the top side of the plate, when the frustum segment is over-extruded by the plate, the frustum segment pushes the moving plate up through the connecting rod, and the third spring is compressed at both ends of the moving plate to buffer the frustum segment and prevent the frustum segment from over-extruding the top side of the plate. BRIEF DESCRIPTION OF THE DRAWINGS
[0021] Figure 1 It is a schematic structural diagram of a grinding device according to an embodiment of the present application;
[0022] Figure 2 It is a structural schematic diagram of the second workbench in the embodiment of the present application;
[0023] Figure 3 It is a structural schematic diagram of the first workbench in the embodiment of the present application;
[0024] Figure 4 It is a schematic diagram of the structure of the lifting tank in the embodiment of the present application;
[0025] Figure 5 This is a structural schematic diagram of the first workbench from another perspective in an embodiment of the present application;
[0026] Figure 6 is a schematic structural diagram of a grinding head according to an embodiment of the present application;
[0027] Figure 7 It is a schematic diagram of the structure of the first buffer component and the second buffer component of an embodiment of the present application.
[0028] Description of reference numerals:
[0029] 1. First workbench; 2. Second workbench; 21. Mounting frame; 22. Linear guide rail; 23. Driving assembly; 231. Fourth cylinder; 232. Second bending plate; 24. Lifting assembly; 241. First cylinder; 242. First bending plate; 243. First support plate; 244. Connecting seat; 3. Rotating frame; 31. Rotating plate; 311. Lifting slot; 312. Connecting cover; 32. Rotating shaft; 321. Third limit strip; 33. Second motor; 34. First motor; 4. Grinding roller; 41. Rotating shaft; 42. Lifting block; 421. First limit strip; 43. First spring; 44. Sliding plate; 5. Clamping mechanism; 51. Fifth cylinder; 5 2. Push plate; 53. Limit plate; 6. Grinding mechanism; 61. Fixed plate; 62. Moving plate; 63. Grinding head; 631. Column section; 632. Cone section; 633. Connecting sleeve; 634. Insert rod; 6341. Baffle plate; 635. Latch; 6351. Baffle bar; 64. Connecting rod; 65. Third motor; 66. First buffer assembly; 661. Guide plate; 662. Second spring; 663. Pressing plate; 664. Ring; 67. Second buffer assembly; 671. Limit box; 6711. Second limit bar; 672. Third spring; 68. Push-pull assembly; 681. Mounting plate; 682. Third cylinder; 7. Wooden pallet; 71. Plate material. DETAILED DESCRIPTION
[0030] The following is combined with Figure 1-7 This application is described in further detail.
[0031] The present application embodiment discloses a grinding device for producing and processing wooden pallets. Figure 1-7 The grinding device includes a first workbench 1, a second workbench 2, a mounting frame 21, a rotating frame 3, a grinding roller 4 and a clamping mechanism 5. The first workbench 1 is arranged on one side of the second workbench 2. The top surface of the first workbench 1 is used to place a wooden pallet 7. The clamping mechanism 5 is installed on the top surface of the first workbench 1, and the clamping mechanism 5 is used to clamp the wooden pallet 7; two linear guides 22 are connected to the top surface of the second workbench 2, and the two linear guides 22 are located on both sides of the second workbench 2. The mounting frame 21 is connected to the top surface of the slider of the linear guide 22; a driving component 23 for driving the mounting frame 21 to slide is installed on the top surface of the second workbench 2; a lifting component 24 is installed at one end of the mounting frame 21 close to the first workbench 1, and the lifting component 24 is used to drive the rotating frame 3 to rise and fall; the grinding roller 4 rotates on the rotating frame 3, and a first motor 34 is installed on the rotating frame 3. The output shaft of the first motor 34 is connected to the end of the grinding roller 4, and the grinding roller 4 is used to grind the top surface of the wooden pallet 7.
[0032] When it is necessary to grind the wooden pallet 7, the lifting component 24 drives the rotating frame 3 to descend, so that the grinding roller 4 is in contact with the top surface of the wooden pallet 7, and the first motor 34 drives the grinding roller 4 to rotate, and the grinding roller 4 grinds the surface of the wooden pallet 7. The driving component 23 drives the mounting frame 21 to move, and the mounting frame 21 drives the lifting component 24 to move. The lifting component 24 drives the rotating frame 3 to move, and then the grinding roller 4 can be driven to move on the surface of the wooden pallet 7. The grinding roller 4 can grind the burrs of the wooden pallet 7 to make the surface of the wooden pallet 7 smoother. The entire surface of the wooden pallet 7 can be polished by the grinding roller 4, thereby improving the grinding efficiency.
[0033] There are two lifting assemblies 24, which are respectively installed on both sides of the mounting frame 21; the lifting assembly 24 includes a first cylinder 241, a first bending plate 242, a first support plate 243 and a connecting seat 244, the first cylinder 241 is installed at the end of the mounting frame 21 close to the first workbench 1, the piston rod of the first cylinder 241 is vertically upward, one end of the first bending plate 242 is connected to the end of the piston rod of the first cylinder 241, the other end of the first bending plate 242 is bent downward, the first support plate 243 is connected to the end of the first bending plate 242 away from the first cylinder 241, the connecting seat 244 is installed on the top surface of the first support plate 243, and the rotating frame 3 is rotatably connected between the two connecting seats 244.
[0034] The rotating frame 3 includes a rotating plate 31, a rotating shaft 32 and a second motor 33. The rotating shaft 32 is rotatably connected between the two connecting seats 244. Two rotating plates 31 are provided. The two rotating plates 31 are both connected to the rotating shaft 32. The two rotating plates 31 are respectively close to the two connecting seats 244. The second motor 33 is installed on the top surface of one of the first support plates 243, and the output shaft of the second motor 33 is connected to one end of the rotating shaft 32; the grinding roller 4 is installed on the same end of the two rotating plates 31, and the other end of the rotating plate 31 away from the grinding roller 4 is installed with a grinding mechanism 6, and the grinding mechanism 6 is used to grind the side walls between adjacent plates 71 of the wooden pallet 7.
[0035] After the top surface of the wooden pallet 7 is polished, the first cylinder 241 drives the first bending plate 242 to rise, the first bending plate 242 drives the first supporting plate 243 to rise, the first supporting plate 243 drives the connecting seat 244 to rise, the connecting seat 244 drives the rotating shaft 32 to rise, the rotating shaft 32 drives the rotating plate 31 to rise, and the polishing mechanism 6 also rises accordingly, the second motor 33 drives the rotating shaft 32 to rotate, the rotating shaft 32 drives the rotating plate 31 to rotate, the rotating plate 31 drives the polishing roller 4 and the polishing mechanism 6 to rotate, after the rotating plate 31 rotates 180°, the polishing roller 4 and the polishing mechanism 6 exchange positions, and then drive the polishing mechanism 6 to descend, and the polishing mechanism 6 then polishes the side walls between adjacent plates 71 of the wooden pallet 7.
[0036] Both end surfaces of the grinding roller 4 are connected to a rotating shaft 41, and a lifting block 42 is fixedly connected to the outer circumference of the rotating shaft 41. A lifting groove 311 is provided on the end surface of the rotating plate 31 for the lifting block 42 to slide. The two lifting blocks 42 slide in the two lifting grooves 311 respectively, and the grinding roller 4 is located between the two rotating plates 31. A first spring 43 is provided in the lifting groove 311. The two ends of the first spring 43 are respectively connected to the bottom of the lifting groove 311 and the lifting block 42. The two symmetrical side surfaces of the lifting block 42 are connected to the first limit strip 421, and the inner wall of the lifting groove 311 is provided with a first limit strip that cooperates with the first limit strip 421; a sliding plate 44 is sleeved on one of the rotating plates 31, and the first motor 34 is installed on a side of the sliding plate 44 close to the grinding roller 4, and the output shaft of the first motor 34 is connected to one of the rotating shafts 41.
[0037] When the grinding roller 4 is driven to move downward, the grinding roller 4 contacts the top surface of the wooden pallet 7. The grinding roller 4 drives the lifting block 42 to compress the first spring 43 through the rotating shafts 41 at both ends. The first limiting strip 421 slides in the first limiting groove, so that the pressing state of the grinding roller 4 on the top surface of the wooden pallet 7 is elastic, so that when the grinding roller 4 is grinding the top surface of the wooden pallet 7, the grinding roller 4 will not over-grind the board 71 of the wooden pallet 7 and damage the structure of the board 71.
[0038] The grinding mechanism 6 includes a fixed plate 61, a movable plate 62, a grinding head 63, a connecting rod 64, a third motor 65, a first buffer assembly 66, a second buffer assembly 67 and a push-pull assembly 68. The ends of the two rotating plates 31 away from the grinding roller 4 are connected to the connecting cover 312. The two ends of the fixed plate 61 are respectively connected to the side of the connecting cover 312 away from the rotating plate 31. The movable plate 62 is installed on the side of the fixed plate 61 close to the connecting cover 312. The two ends of the movable plate 62 extend into the two connecting covers 312 respectively; a plurality of connecting rods 64 are provided, and the connecting rods 64 are rotatably connected to the movable plate 31. Inside the plate 62, the bottom and top ends of the connecting rods 64 extend out of the movable plate 62, and the connecting rods 64 are evenly distributed along the length direction of the movable plate 62. A movable opening for moving all the connecting rods 64 is provided in the middle position of the fixed plate 61; the number of grinding heads 63 is equal to the number of connecting rods 64, and the grinding heads 63 are installed at the bottom ends of the connecting rods 64; the number of third motors 65 is equal to the number of connecting rods 64, and the third motors 65 are installed on the top surface of the movable plate 62, and the output shaft of the third motor 65 is connected to the top end of the connecting rod 64; there is a plate 71 of a wooden pallet 7 between two adjacent grinding heads 63.
[0039] The grinding head 63 includes a column section 631, a frustum section 632, a connecting sleeve 633, a plug rod 634 and a latch 635. The smaller end face of the frustum section 632 is connected to the end face of the column section 631. The connecting sleeve 633 is connected to the end face of the frustum section 632 away from the column section 631. The arc surface of the frustum section 632 fits the top side of the plate 71. The connecting rod 64 is inserted in the middle position of the column section 631 and the frustum section 632. The connecting sleeve 633 is sleeved on the connecting rod 64. The circumference of the rod 64; the insertion rod 634 is inserted into the connecting sleeve 633 and passes through the connecting rod 64, one end of the insertion rod 634 is connected to a baffle 6341, the baffle 6341 is fitted to the outer circumference of the connecting sleeve 633, the pin 635 is inserted into the end of the insertion rod 634 away from the baffle 6341, the top of the pin 635 is connected to a baffle 6351, the baffle 6351 is fitted to the circumference of the insertion rod 634, and the bottom end of the pin 635 is inserted into the top surface of the frustum section 632 and has an interference fit.
[0040] When the grinding head 63 needs to be replaced, the pin 635 is pulled out from the insertion rod 634, and then the insertion rod 634 is pulled out from the connecting sleeve 633, and the grinding head 63 is removed. The grinding head 63 can be quickly disassembled, and then a different size or a new grinding head 63 can be replaced, so that the insertion rod 634 is inserted into the connecting sleeve 633 and the connecting rod 64, and the pin 635 is inserted into the end of the insertion rod 634 and plugged into the top surface of the frustum section 632.
[0041] The first buffer assembly 66 includes a guide plate 661, a second spring 662, a clamping plate 663 and a collar 664. Four guide plates 661 are provided, and the four guide plates 661 are connected to a side of the fixed plate 61 close to the movable plate 62, two of which are located on one side of the movable plate 62, and the other two guide plates 661 are located on the other side of the movable plate 62. The movable plate 62 slides on the side walls of the guide plates 661 close to each other and slides on the top surface of the fixed plate 61; there are two clamping plates 663, and the two clamping plates 663 are respectively arranged on both sides of the movable plate 62, the clamping plate 663 is located between the two guide plates 661, and the clamping plate 663 is connected to the side of the movable plate 62; four second springs 662 are arranged, and two second springs 662 are arranged on both sides of each clamping plate 663, and the second springs 662 are clamped between the clamping plate 663 and the guide plate 661; four rings 664 are arranged, and the four rings 664 are respectively sleeved on the four second springs 662, and the rings 664 are connected to the end surface of the guide plate 661.
[0042] The second buffer assembly 67 includes a limit box 671 and a third spring 672. There are two limit boxes 671, which are respectively arranged in the two connecting covers 312. The top surface of the limit box 671 slides on the top surface of the connecting cover 312. The bottom of the limit box 671 is open and slides on the top surface of the fixed plate 61. The side openings of the limit boxes 671 close to each other are opened. The two ends of the movable plate 62 extend into the two limit boxes 671 respectively. The symmetrical inner side walls of the limit boxes 671 are connected with two second limit bars 6711. The second limit bars 6711 are vertically arranged. The two side surfaces of the movable plate 62 are provided with second limit grooves that cooperate with the second limit bars 6711. There are two third springs 672, which are respectively arranged in the two limit boxes 671. One end of the third spring 672 is connected to the top surface of the movable plate 62, and the other end of the third spring 672 is connected to the top surface of the limit box 671.
[0043] The push-pull assembly 68 includes a mounting plate 681 and a third cylinder 682. The mounting plate 681 is connected to the circumferential surface of the rotating shaft 32. The third cylinder 682 is fixedly connected to the surface of the mounting plate 681. The piston rod of the third cylinder 682 is connected to one of the rotating plates 31. The circumferential surface of the rotating shaft 32 is connected to a third limit strip 321. The third limit strip 321 is arranged along the length direction of the rotating shaft 32. The third limit strip 321 is passed through the two rotating plates 31.
[0044] When grinding the side wall between adjacent plates 71 of the wooden pallet 7, the grinding head 63 is driven to descend, and the grinding head 63 enters between the adjacent plates 71. The third cylinder 682 pushes the rotating plate 31, and the rotating plate 31 slides along the third limit strip 321 on the rotating shaft 32. The rotating plate 31 drives the fixed plate 61 to move through the connecting cover 312, and the fixed plate 61 drives the movable plate 62 to move, so that the grinding head 63 is pressed against the side wall of the plate 71. The third motor 65 drives the connecting rod 64 to rotate, and the connecting rod 64 drives the grinding head 63 to rotate, and the grinding head 63 grinds the side wall of the plate 71. The third cylinder 682 pulls the rotating plate 31, and the rotating plate 31 drives the fixed plate 61 to move in the opposite direction through the connecting cover 312, and the fixed plate 61 drives the movable plate 62 to move in the opposite direction, so that the grinding head 63 is pressed against the side wall of another plate 71, so that the burrs on the side wall of the plate 71 can be ground.
[0045] In order to prevent the grinding head 63 from over-grinding the side wall of the plate 71, when the grinding head 63 squeezes the plate 71 too much, the grinding head 63 pushes the movable plate 62 to slide on the fixed plate 61 through the connecting rod 64, and the movable plate 62 drives the two clamping plates 663 and the two limit boxes 671 to move. The two clamping plates 663 compress the second spring 662, thereby reducing the clamping force of the grinding head 63 on the plate 71 and preventing excessive grinding of the plate 71.
[0046] In order to prevent the conical segment 632 from over-grinding the top side of the plate 71, when the conical segment 632 is over-extruded by the plate 71, the conical segment 632 pushes the movable plate 62 upward through the connecting rod 64, and the third spring 672 is compressed at both ends of the movable plate 62 to buffer the conical segment 632 and prevent the conical segment 632 from over-extruding the top side of the plate 71.
[0047] The driving assembly 23 includes a fourth cylinder 231 and a second bending plate 232. The fourth cylinder 231 is installed on the top surface of the second workbench 2. The piston rod of the fourth cylinder 231 faces the first workbench 1. One end of the second bending plate 232 is connected to the end of the piston rod of the fourth cylinder 231. The other end of the second bending plate 232 is bent and faces the side away from the first workbench 1. The end of the second bending plate 232 away from the fourth cylinder 231 is connected to the bottom surface of the mounting frame 21; the fourth cylinder 231 drives the second bending plate 232 to move, the second bending plate 232 drives the mounting frame 21 to move, and the mounting frame 21 drives the lifting assembly 24 and the rotating frame 3 to move toward the first workbench 1.
[0048] The clamping mechanism 5 includes a fifth cylinder 51, a push plate 52 and a limit plate 53. There are two fifth cylinders 51, which are installed on the top surface of the first workbench 1. The piston rods of the two fifth cylinders 51 face each other. There are two push plates 52, which are respectively connected to the ends of the piston rods of the two fifth cylinders 51. The wooden pallet 7 is placed between the two push plates 52; the limit plate 53 is installed on the top surface of the first workbench 1, the limit plate 53 is located at one end of the two push plates 52, and the limit plate 53 is attached to one side of the wooden pallet 7.
[0049] Place the wooden pallet 7 on the top surface of the first workbench 1, push the wooden pallet 7 to fit closely to the side of the limiting strip, then the fifth cylinder 51 drives the push plate 52, and the two push plates 52 clamp the wooden pallet 7, so that the wooden pallet 7 can be polished.
[0050] The implementation principle of a grinding device for producing and processing wooden pallets in an embodiment of the present application is as follows: when it is necessary to grind the wooden pallet 7, the lifting component 24 drives the rotating frame 3 to descend, so that the grinding roller 4 is in contact with the top surface of the wooden pallet 7, and the first motor 34 drives the grinding roller 4 to rotate, and the grinding roller 4 grinds the surface of the wooden pallet 7. The driving component 23 drives the mounting frame 21 to move, and the mounting frame 21 drives the lifting component 24 to move, and the lifting component 24 drives the rotating frame 3 to move, which can drive the grinding roller 4 to move on the surface of the wooden pallet 7. The grinding roller 4 can grind the burrs of the wooden pallet 7 to make the surface of the wooden pallet 7 smoother. The entire surface of the wooden pallet 7 can be polished by the grinding roller 4, thereby improving the grinding efficiency.
[0051] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.
Claims
1. A grinding device for producing and processing wooden pallets, characterized in that: The invention comprises a first workbench (1), a second workbench (2), a mounting frame (21), a rotating frame (3), a grinding roller (4) and a clamping mechanism (5), wherein the first workbench (1) is arranged on one side of the second workbench (2), the top surface of the first workbench (1) is used to place a wooden pallet (7), the clamping mechanism (5) is installed on the top surface of the first workbench (1), and the clamping mechanism (5) is used to clamp the wooden pallet (7); the mounting frame (21) is slidably connected to the top surface of the second workbench (2), and the top surface of the second workbench (2) is A driving component (23) for driving the mounting frame (21) to slide is installed on the surface; a lifting component (24) is installed on one end of the mounting frame (21) close to the first workbench (1), and the lifting component (24) is used to drive the rotating frame (3) to rise and fall; the grinding roller (4) rotates on the rotating frame (3), and a first motor (34) is installed on the rotating frame (3), and the output shaft of the first motor (34) is connected to the end of the grinding roller (4), and the grinding roller (4) is used to grind the top surface of the wooden pallet (7).
2. A grinding device for producing and processing wooden pallets according to claim 1, characterized in that: The lifting components (24) are provided with two, and the two lifting components (24) are respectively installed on both sides of the mounting frame (21); the lifting components (24) include a first cylinder (241), a first bending plate (242), a first support plate (243) and a connecting seat (244); the first cylinder (241) is installed on the end of the mounting frame (21) close to the first workbench (1); the piston rod of the first cylinder (241) is vertically upward; one end of the first bending plate (242) is connected to the end of the piston rod of the first cylinder (241); the other end of the first bending plate (242) is bent downward; the first support plate (243) is connected to the end of the first bending plate (242) away from the first cylinder (241); the connecting seat (244) is installed on the top surface of the first support plate (243); and the rotating frame (3) is rotatably connected between the two connecting seats (244).
3. A grinding device for producing and processing wooden pallets according to claim 2, characterized in that: The rotating frame (3) comprises a rotating plate (31), a rotating shaft (32) and a second motor (33); the rotating shaft (32) is rotatably connected between the two connecting seats (244); two rotating plates (31) are provided, and the two rotating plates (31) are fixedly connected to the rotating shaft (32); the two rotating plates (31) are respectively close to the two connecting seats (244); the second motor (33) is installed on the top surface of one of the first supporting plates (243); the output shaft of the second motor (33) is connected to one end of the rotating shaft (32); the grinding roller (4) is installed on the same end of the two rotating plates (31); a grinding mechanism (6) is installed on the other end of the rotating plate (31) away from the grinding roller (4); the grinding mechanism (6) is used for grinding the side wall between adjacent plates (71) of the wooden pallet (7).
4. A grinding device for producing and processing wooden pallets according to claim 3, characterized in that: Both end surfaces of the grinding roller (4) are connected to a rotating shaft (41), and a lifting block (42) is fixedly connected to the outer peripheral surface of the rotating shaft (41). The end surface of the rotating plate (31) is provided with a lifting groove (311) for the lifting block (42) to slide. The two lifting blocks (42) slide in the two lifting grooves (311) respectively. A first spring (43) is provided in the lifting groove (311), and the two ends of the first spring (43) are respectively connected to the groove bottom and the lifting groove (311). The lifting block (42) is connected to a first limiting strip (421) on the side of the lifting block (42), and the inner wall of the lifting slot (311) is provided with a first limiting slot that cooperates with the first limiting strip (421); a sliding plate (44) is sleeved on one of the rotating plates (31), the first motor (34) is installed on a side of the sliding plate (44) close to the grinding roller (4), and the output shaft of the first motor (34) is connected to one of the rotating shafts (41).
5. A grinding device for producing and processing wooden pallets according to claim 3, characterized in that: The grinding mechanism (6) comprises a fixed plate (61), a movable plate (62), a grinding head (63), a connecting rod (64), a third motor (65) and a push-pull assembly (68); the ends of the two rotating plates (31) away from the grinding roller (4) are connected to a connecting cover (312); the two ends of the fixed plate (61) are respectively connected to a side of the connecting cover (312) away from the rotating plate (31); the movable plate (62) is installed on a side of the fixed plate (61) close to the connecting cover (312); the two ends of the movable plate (62) extend into the two connecting covers (312) respectively; a plurality of connecting rods (64) are provided, and the connecting rods (64) are rotatably connected to the connecting cover (312). In the movable plate (62), the bottom end and the top end of the connecting rod (64) both extend out of the movable plate (62); the number of the grinding heads (63) is equal to the number of the connecting rods (64), and the grinding heads (63) are installed at the bottom ends of the connecting rods (64); the number of the third motors (65) is equal to the number of the connecting rods (64), and the third motors (65) are installed on the top surface of the movable plate (62), and the output shaft of the third motor (65) is connected to the top end of the connecting rod (64); the push-pull assembly (68) is installed on the rotating shaft (32), and the push-pull assembly (68) is used to drive the rotating plate (31) to slide on the rotating shaft (32).
6. A grinding device for producing and processing wooden pallets according to claim 5, characterized in that: The grinding head (63) comprises a column section (631), a truncated cone section (632), a connecting sleeve (633), an insert rod (634) and a latch (635); the smaller end face of the truncated cone section (632) is connected to the end face of the column section (631); the connecting sleeve (633) is connected to the end face of the truncated cone section (632) away from the column section (631); the arc surface of the truncated cone section (632) is fitted to the top side of the plate (71); the connecting rod (64) is inserted into the middle position between the column section (631) and the truncated cone section (632); the connecting sleeve (633) is sleeved on the connecting rod (64); 64) circumferential surface; the insertion rod (634) is inserted into the connecting sleeve (633) and passes through the connecting rod (64); one end of the insertion rod (634) is connected to a baffle (6341), and the baffle (6341) is fitted to the outer circumferential surface of the connecting sleeve (633); the latch (635) is inserted into one end of the insertion rod (634) away from the baffle (6341), and the top end of the latch (635) is connected to a baffle (6351), and the baffle (6351) is fitted to the circumferential surface of the insertion rod (634); the bottom end of the latch (635) is inserted into the top surface of the frustum section (632) and is interference fit.
7. A grinding device for producing and processing wooden pallets according to claim 5, characterized in that: The grinding mechanism (6) also includes a first buffer component (66), which includes a guide plate (661), a second spring (662), a clamping plate (663) and a collar (664). Four guide plates (661) are provided, and the four guide plates (661) are all connected to a side of the fixed plate (61) close to the movable plate (62), wherein two guide plates (661) are located on one side of the movable plate (62), and the other two guide plates (661) are located on the other side of the movable plate (62). The movable plate (62) slides on the side walls of the guide plates (661) close to each other and slides on the top surface of the fixed plate (61); the clamping plate (663) is provided There are two, the two clamping plates (663) are respectively arranged on both sides of the movable plate (62), the clamping plate (663) is located between the two guide plates (661), and the clamping plate (663) is connected to the side of the movable plate (62); there are four second springs (662), two second springs (662) are arranged on both sides of each clamping plate (663), and the second springs (662) are clamped between the clamping plate (663) and the guide plate (661); there are four sleeve rings (664), the four sleeve rings (664) are respectively sleeved on the four second springs (662), and the sleeve rings (664) are connected to the end surface of the guide plate (661).
8. A grinding device for producing and processing wooden pallets according to claim 7, characterized in that: The grinding mechanism (6) further comprises a second buffer component (67), the second buffer component (67) comprises a limit box (671) and a third spring (672), two limit boxes (671) are provided, the two limit boxes (671) are respectively provided in the two connecting covers (312), the top surface of the limit box (671) slides on the top surface of the connecting cover (312), the bottom of the limit box (671) is open and slides on the top surface of the fixed plate (61), the side openings of the limit box (671) are close to each other, and the two ends of the movable plate (62) extend into the two limit boxes respectively. Inside the box (671), the symmetrical inner side walls of the limit box (671) are connected to two second limit bars (6711), the second limit bars (6711) are vertically arranged, and the two side surfaces of the movable plate (62) are provided with second limit grooves that cooperate with the second limit bars (6711); two third springs (672) are provided, and the two third springs (672) are respectively arranged in the two limit boxes (671), one end of the third spring (672) is connected to the top surface of the movable plate (62), and the other end of the third spring (672) is connected to the top surface of the limit box (671).
9. A grinding device for producing and processing wooden pallets according to claim 5, characterized in that: The push-pull assembly (68) comprises a mounting plate (681) and a third cylinder (682), wherein the mounting plate (681) is connected to the circumferential surface of the rotating shaft (32), the third cylinder (682) is fixedly connected to the surface of the mounting plate (681), and the piston rod of the third cylinder (682) is connected to one of the rotating plates (31); the circumferential surface of the rotating shaft (32) is connected to a third limit strip (321), the third limit strip (321) is arranged along the length direction of the rotating shaft (32), and the third limit strip (321) is passed through the two rotating plates (31).
10. A grinding device for producing and processing wooden pallets according to claim 1, characterized in that: The clamping mechanism (5) comprises a fifth cylinder (51), a push plate (52) and a limit plate (53). Two fifth cylinders (51) are provided, and the two fifth cylinders (51) are installed on the top surface of the first workbench (1). The piston rods of the two fifth cylinders (51) face each other. Two push plates (52) are provided, and the two push plates (52) are respectively connected to the ends of the piston rods of the two fifth cylinders (51). The wooden pallet (7) is placed between the two push plates (52); the limit plate (53) is installed on the top surface of the first workbench (1), and the limit plate (53) is located at one end of the two push plates (52). The limit plate (53) is attached to one side of the wooden pallet (7).