Low-dust polishing equipment

Abstract

The utility model relates to the technical field of polishing equipment, and discloses low-dust polishing equipment which comprises a frame, an upper block, a first motor, two clamping plates, a storage box, an air pump, a second motor and a plurality of clamping grooves, an electric telescopic rod is fixedly arranged on the lower end face of the upper block, and a supporting block is fixedly arranged on the lower end face of the electric telescopic rod. A rotating block is rotatably arranged on the lower end face of the supporting block, and arc blocks are slidably arranged on the inner walls of the two sides of the rotating block. According to the sheet metal part polishing device, a sheet metal part is placed at the bottom of the frame, a second motor is started to drive a clamping plate to be close to the sheet metal part for clamping and fixing, an electric telescopic rod is started to drive a supporting block to descend, and therefore a polishing disc makes contact with the upper end face of the sheet metal part to polish the sheet metal part; and therefore, the dust reaches the inner wall of the dust discharge groove through the coarse net and falls into the inner wall of the storage box under the blocking of the fine net, and dust generated during grinding is effectively reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding equipment, in particular to low-dust grinding equipment. Background Art

[0002] Sheet metal is a common metal part, usually made of thin sheet metal, and is used to manufacture shells, brackets and covers of various products. Sheet metal parts need to go through shearing, stamping and other processes during production. The surface of the sheet metal parts after production needs to be polished using grinding equipment to make its surface smoother. Grinding equipment is a mechanical equipment used to grind, polish or trim the surface of the workpiece.

[0003] Most existing sheet metal grinding methods are through manual grinding, which takes a long time and causes serious labor loss. In addition, dust is generated during grinding, which can affect the workers' health. Therefore, the utility model provides a low-dust grinding device to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and a low-dust grinding device is proposed. The sheet metal part is placed at the bottom of the frame, and the second motor is started to drive the clamping plate to approach the sheet metal part for clamping and fixing, and the electric telescopic rod is started to drive the support block to descend, so that the grinding disc contacts the upper end surface of the sheet metal part to grind the sheet metal part. The dust generated during grinding is sucked out of the dust discharge trough by the vacuum pump, and then reaches the inner wall of the dust discharge trough through the coarse mesh and is blocked by the fine mesh and falls downward into the inner wall of the storage box, thereby effectively reducing the dust generated during grinding.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a low-dust grinding device, comprising a frame, an upper block, a first motor, two clamping plates, a storage box, an air pump, a second motor and a plurality of card slots, the lower end surface of the upper block is fixedly provided with an electric telescopic rod, the lower end surface of the electric telescopic rod is fixedly provided with a support block, the lower end surface of the support block is rotatably provided with a rotating block, the inner walls on both sides of the rotating block are slidably provided with arc blocks, the upper end surfaces and lower end surfaces of the two arc blocks are both provided with inner grooves, the inner walls of the four inner grooves are slidably provided with card blocks, and the inner wall of the rotating block is carded with a grinding disc;

[0006] The frame has an ash discharge groove at the lower side of the rear inner wall, a coarse mesh is fixedly provided at the front side of the inner wall of the ash discharge groove, and a fine mesh is fixedly provided at the rear side of the inner wall of the ash discharge groove. The front inner wall and the rear inner wall of the upper side of the storage box are both fixedly provided with inclined plates, and pressure sensors are fixedly provided at the opposite side of the upper end surfaces of the two clamping plates, and pressure plates are fixedly provided at the opposite side end surfaces of the two pressure sensors;

[0007] Through the above technical solution, the sheet metal is placed at the bottom of the frame, the second motor is started to drive the clamping plate close to the sheet metal for clamping and fixing, and the electric telescopic rod is started to drive the support block to descend, so that the grinding disc contacts the upper end of the sheet metal to grind the sheet metal. The dust generated during grinding is exhausted by the vacuum pump to the dust discharge trough, and then passes through the coarse mesh to reach the inner wall of the dust discharge trough and is blocked by the fine mesh and falls down into the inner wall of the storage box, thereby effectively reducing the dust generated during grinding.

[0008] Furthermore, an upper groove is provided on the inner top surface of the frame, an upper threaded block is fixedly provided at a middle position on the upper end surface of the upper block, an upper screw rod is rotatably provided between the inner walls on both sides of the upper groove, the upper threaded block is threadedly sleeved on the inner wall of the upper screw rod, the output end of the first motor is fixedly provided on one end surface of the upper screw rod, and the first motor is embedded in one side of the upper groove;

[0009] Through the above technical scheme, the upper screw rod is driven to rotate by starting the first motor, thereby driving the upper threaded block to slide on the inner wall of the upper groove, thereby driving the upper block to slide through the upper threaded block, and the sliding upper block drives the grinding disk below it to grind the sheet metal part, making the sheet metal part grinding more convenient.

[0010] Furthermore, bottom grooves are provided in the middle of the bottom surface of the frame near both sides, lower screw rods are rotatably provided on the inner walls of both sides of the two bottom grooves, lower threaded blocks are fixedly provided near the middle of the lower end surfaces of the two clamping plates, the two lower threaded blocks are respectively threadedly sleeved on the outer end surfaces of the two lower screw rods, the output ends of the two second motors are respectively fixedly provided on the end surfaces on the opposite sides of the two lower screw rods, and the two second motors are respectively embedded in the inner walls on the opposite sides of the two bottom grooves;

[0011] Through the above technical solution, the second motor is started to drive the lower screw to rotate, thereby driving the clamping plate to slide on the bottom surface of the frame through the lower threaded block, and the sheet metal is clamped by the clamping block, making the sheet metal more stable during grinding.

[0012] Furthermore, push springs are fixedly arranged between the four clamping blocks and the four inner grooves, the four clamping blocks are respectively clamped with the four clamping grooves, and the four clamping grooves are respectively clamped inside the two sides of the rotating block;

[0013] Through the above technical solution, when the grinding disc is disassembled, the clamping block is pressed to be retracted into the inner wall of the inner groove, and the arc block is pulled outward, thereby facilitating the disassembly of the grinding disc.

[0014] Furthermore, a third motor is fixedly arranged on the inner wall of the support block, a placement plate is fixedly arranged at the middle position of the inner bottom surface of the frame, fixed grooves are provided at the upper positions of the end surfaces of both sides of the grinding disc, the two arc blocks are respectively slidably arranged inside the two fixed grooves, and the output end of the third motor is fixedly arranged on the upper end surface of the rotating block;

[0015] Through the above technical solution, when installing the grinding disc, the grinding disc is inserted into the rotating block, the arc block slides into the inner wall of the fixing groove to fix the grinding disc, and the third motor is started to drive the rotating block to rotate, thereby facilitating the grinding disc to grind the sheet metal part.

[0016] Furthermore, a rear groove is provided at the lower side of the rear end surface of the frame, and the storage box is slidably arranged inside the rear groove, and the storage box is arranged below the ash discharge groove;

[0017] Through the above technical solution, the storage box is slidably arranged on the inner wall of the dust discharge slot, so that the storage box can stably collect dust.

[0018] Furthermore, the vacuum pump is fixedly arranged at the lower middle position of the rear end surface of the frame, and the vacuum end of the vacuum pump is connected to the ash discharge trough;

[0019] Through the above technical solution, the vacuum pump evacuates the ash discharge trough, and the evacuated ash discharge trough evacuates the dust from the grinding in front, allowing the dust to enter the inner wall of the ash discharge trough, making it easier to discharge the dust.

[0020] The utility model has the following beneficial effects:

[0021] 1. The utility model proposes a low-dust grinding device. When using the device, insert the grinding disc into the inner wall of the rotating block, press the clamping block to slide the arc block toward the grinding disc into the inner wall of the fixing groove, release the clamping block and re-clamp the arc block to make it more convenient to fix the grinding disc, place the sheet metal part on the bottom surface of the frame, start the second motor to drive the splint to clamp the sheet metal part to form a fixation, start the electric telescopic rod to push the grinding disc to contact the sheet metal part, and then start the first motor to drive the grinding disc to grind the sheet metal part back and forth, making it more convenient to grind the sheet metal part.

[0022] 2. The utility model proposes a low-dust grinding equipment. When grinding sheet metal parts, dust will be generated. Starting the vacuum pump will evacuate the ash discharge trough. The suction force will pass through the ash discharge trough to extract the dust generated by grinding. The dust passes through the coarse mesh and reaches the inner wall of the ash discharge trough and is blocked by the fine mesh. The dust falls downward from the ash discharge trough and is pulled into the inner wall of the storage box by the inclined plate. The inclined plate is used to block the dust from being sucked back from the storage box into the inner wall of the ash discharge trough, thereby effectively reducing the dust generated by grinding. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is an axonometric schematic diagram of the utility model;

[0024] Figure 2 It is a front cross-sectional schematic diagram of the frame of the utility model;

[0025] Figure 3 It is a side sectional schematic diagram of the frame of the utility model;

[0026] Figure 4For the utility model Figure 2 A magnified schematic diagram of point A;

[0027] Figure 5 It is an axonometric schematic diagram of the grinding disc of the utility model.

[0028] Legend:

[0029] 1. Support block; 2. Electric telescopic rod; 3. Upper block; 4. Coarse mesh; 5. Frame; 6. Pressure sensor; 7. Clamp; 8. Placement plate; 9. Lower screw rod; 10. Bottom groove; 11. Press plate; 12. Upper thread block; 13. Upper screw rod; 14. Upper groove; 15. First motor; 16. Lower thread block; 17. Second motor; 18. Rotating block; 19. Grinding disc; 20. Rear groove; 21. Inclined plate; 22. Storage box; 23. Ash discharge groove; 24. Vacuum pump; 25. Fine mesh; 26. Inner groove; 27. Push spring; 28. Block; 29. ​​Slot; 30. Third motor; 31. Arc block; 32. Fixed groove. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] Example

[0032] Reference Figure 1-5 , the utility model provides an embodiment: a low-dust grinding device, including a frame 5, an upper block 3, a first motor 15, two clamping plates 7, a storage box 22, an air pump 24, a second motor 17 and a plurality of card slots 29, the lower end surface of the upper block 3 is fixedly provided with an electric telescopic rod 2, the lower end surface of the electric telescopic rod 2 is fixedly provided with a support block 1, the lower end surface of the support block 1 is rotatably provided with a rotating block 18, the inner walls of both sides of the rotating block 18 are slidably provided with arc blocks 31, the upper and lower end surfaces of the two arc blocks 31 are both provided with inner grooves 26, the inner walls of the four inner grooves 26 are all slidably provided with card blocks 28, and the inner wall of the rotating block 18 is card-connected with a grinding disc 19;

[0033] Start the second motor 17 to drive the clamping plate 7 to clamp the sheet metal part, start the electric telescopic rod 2 to push the grinding disc 19 to contact the sheet metal part, and then start the first motor 15 to drive the grinding disc 19 to grind the sheet metal part back and forth, making it more convenient to grind the sheet metal part.

[0034] An ash discharge groove 23 is provided at the lower side of the rear inner wall of the frame 5, a coarse mesh 4 is fixedly provided at the front side of the inner wall of the ash discharge groove 23, and a fine mesh 25 is fixedly provided at the rear side of the inner wall of the ash discharge groove 23. Inclined plates 21 are fixedly provided at the front inner wall and the rear inner wall of the upper side of the storage box 22, and pressure sensors 6 are fixedly provided at the opposite side of the upper end surfaces of the two clamping plates 7, and pressure plates 11 are fixedly provided at the opposite side end surfaces of the two pressure sensors 6.

[0035] Dust is generated when sheet metal is polished. Starting the vacuum pump 24 will evacuate the ash discharge trough 23. The vacuum force passes through the ash discharge trough 23 to extract the dust generated by polishing. The dust passes through the coarse mesh 4 and reaches the inner wall of the ash discharge trough 23, where it is blocked by the fine mesh 25. The dust falls downward from the ash discharge trough 23 and is pulled into the inner wall of the storage box 22 by the inclined plate 21.

[0036] An upper groove 14 is provided on the inner top surface of the frame 5, an upper threaded block 12 is fixedly provided at the middle position of the upper end surface of the upper block 3, an upper screw rod 13 is rotatably provided between the inner walls on both sides of the upper groove 14, the upper threaded block 12 is threadedly sleeved on the inner wall of the upper screw rod 13, the output end of the first motor 15 is fixedly provided on one end surface of the upper screw rod 13, and the first motor 15 is embedded in one side of the upper groove 14;

[0037] The started first motor 15 drives the upper screw rod 13 to rotate, thereby driving the upper threaded block 12 to slide on the inner wall of the upper groove 14, so that the upper block 3 is driven to slide by the upper threaded block 12, and the sliding upper block 3 drives the grinding disc 19 below it to grind the sheet metal part, making the sheet metal part grinding more convenient.

[0038] A bottom groove 10 is provided in the middle of the inner bottom surface of the frame 5 near both sides, and lower screw rods 9 are rotatably provided on the inner walls of both sides of the two bottom grooves 10, and lower thread blocks 16 are fixedly provided near the middle of the lower end surfaces of the two clamping plates 7, and the two lower thread blocks 16 are respectively threadedly sleeved on the outer end surfaces of the two lower screw rods 9, and the output ends of the two second motors 17 are respectively fixedly provided on the end surfaces on the opposite sides of the two lower screw rods 9, and the two second motors 17 are respectively embedded in the inner walls on the opposite sides of the two bottom grooves 10;

[0039] The second motor 17 is started to drive the lower screw rod 9 to rotate, thereby driving the clamping plate 7 to slide on the bottom surface of the frame 5 through the lower threaded block 16, and the sheet metal is clamped by the clamping block, so that the sheet metal is more stable during grinding.

[0040] Push springs 27 are fixedly arranged between the four clamping blocks 28 and the four inner grooves 26, the four clamping blocks 28 are respectively clamped with the four clamping grooves 29, the four clamping grooves 29 are respectively clamped inside the two sides of the rotating block 18, the third motor 30 is fixedly arranged on the inner wall of the support block 1, the placing plate 8 is fixedly arranged at the middle position of the inner bottom surface of the frame 5, the two side end surfaces of the grinding disc 19 are opened at the upper side position, the two arc blocks 31 are respectively slidably arranged inside the two fixed grooves 32, and the output end of the third motor 30 is fixedly arranged on the upper end surface of the rotating block 18;

[0041] When disassembling the grinding disc 19, press the clamping block 28 to retract it into the inner wall of the inner groove 26, and pull the arc block 31 outward to facilitate the disassembly of the grinding disc 19. When installing the grinding disc 19, insert the grinding disc 19 into the rotating block 18, and the arc block 31 slides into the inner wall of the fixing groove 32 to fix the grinding disc 19, and start the third motor 30 to drive the rotating block 18 to rotate, so as to facilitate driving the grinding disc 19 to grind the sheet metal.

[0042] A rear groove 20 is provided at the lower side of the rear end surface of the frame 5, a storage box 22 is slidably arranged inside the rear groove 20, the storage box 22 is arranged below the ash discharge groove 23, an air pump 24 is fixedly arranged at the lower side of the middle of the rear end surface of the frame 5, and an air suction end of the air pump 24 is connected to the ash discharge groove 23;

[0043] The storage box 22 is slidably arranged on the inner wall of the dust discharge groove 23, so that the storage box 22 can stably collect dust. The vacuum pump 24 evacuates the dust discharge groove 23, and the evacuated dust discharge groove 23 evacuates the dust polished in front, allowing the dust to enter the inner wall of the dust discharge groove 23, which is convenient for dust discharge.

[0044] Working principle: When the equipment is used, place the sheet metal on the placement plate 8, start the second motor 17 to drive the lower screw 9 to rotate, drive the clamp block to clamp the sheet metal through the second threaded block, press the clamp block 28 to collect the inner wall of the inner groove 26, pull the arc block 31 outward, insert the grinding disc 19 into the inner wall of the rotating block 18, insert the arc block 31 into the inner wall of the fixed groove 32, push the spring 27 to push the clamp block 28 into the inner wall of the clamp groove 29 to fix the grinding disc 19, start the electric telescopic rod 2 to push the support block 1 to let it drop, the grinding disc 19 contacts the sheet metal, start the first motor 15 to drive The upper threaded block 12 slides on the inner wall of the upper groove 14, thereby driving the upper block 3 to slide, and driving the grinding disc 19 to grind the sheet metal. When the rotating block 18 presses the pressure plate 11, the dust thereof presses the pressure sensor 6, thereby prompting the grinding disc 19 not to exceed the range of the sheet metal. Dust will be generated when the sheet metal is polished. Starting the vacuum pump 24 will exhaust air from the ash discharge groove 23. The vacuum force passes through the ash discharge groove 23 to extract the dust generated by grinding. The dust passes through the coarse mesh 4 to reach the inner wall of the ash discharge groove 23 and is blocked by the fine mesh 25. The dust falls downward from the ash discharge groove 23 and enters the inner wall of the storage box 22.

[0045] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A low-dust grinding device, comprising a frame (5), an upper block (3), a first motor (15), two clamping plates (7), a storage box (22), an air pump (24), a second motor (17) and a plurality of slots (29), characterized in that: The lower end surface of the upper block (3) is fixedly provided with an electric telescopic rod (2), the lower end surface of the electric telescopic rod (2) is fixedly provided with a support block (1), the lower end surface of the support block (1) is rotatably provided with a rotating block (18), the inner walls on both sides of the rotating block (18) are slidably provided with arc blocks (31), the upper end surfaces and lower end surfaces of the two arc blocks (31) are provided with inner grooves (26), the inner walls of the four inner grooves (26) are slidably provided with clamping blocks (28), and the inner wall of the rotating block (18) is clamped with a grinding disc (19); The frame (5) is provided with an ash discharge groove (23) at a lower position on the rear inner wall, a coarse mesh (4) is fixedly provided on the front inner wall of the ash discharge groove (23), and a fine mesh (25) is fixedly provided on the rear inner wall of the ash discharge groove (23). The front inner wall and the rear inner wall of the upper side of the storage box (22) are both fixedly provided with an inclined plate (21), and pressure sensors (6) are fixedly provided on the opposite side of the upper end surfaces of the two clamping plates (7), and pressure plates (11) are fixedly provided on the opposite side end surfaces of the two pressure sensors (6).

2. A low-dust grinding device according to claim 1, characterized in that: An upper groove (14) is provided on the inner top surface of the frame (5); an upper threaded block (12) is fixedly arranged at a middle position on the upper end surface of the upper block (3); an upper screw rod (13) is rotatably arranged between the inner walls on both sides of the upper groove (14); the upper threaded block (12) is threadedly sleeved on the inner wall of the upper screw rod (13); the output end of the first motor (15) is fixedly arranged on one end surface of the upper screw rod (13); and the first motor (15) is embedded in one side of the upper groove (14).

3. A low-dust grinding device according to claim 1, characterized in that: A bottom groove (10) is provided in the middle of the inner bottom surface of the frame (5) near both sides, and lower screw rods (9) are rotatably provided on the inner walls on both sides of the two bottom grooves (10). A lower threaded block (16) is fixedly provided at the middle position of the lower end surfaces of the two clamping plates (7). The two lower threaded blocks (16) are respectively threadedly sleeved on the outer end surfaces of the two lower screw rods (9). The output ends of the two second motors (17) are respectively fixedly provided on the end surfaces on the opposite sides of the two lower screw rods (9), and the two second motors (17) are respectively embedded in the inner walls on the opposite sides of the two bottom grooves (10).

4. The low-dust grinding equipment according to claim 1, characterized in that: A push spring (27) is fixedly arranged between the four clamping blocks (28) and the four inner grooves (26); the four clamping blocks (28) are respectively clamped with the four clamping grooves (29); and the four clamping grooves (29) are respectively clamped inside the two sides of the rotating block (18).

5. The low-dust grinding equipment according to claim 1, characterized in that: A third motor (30) is fixedly arranged on the inner wall of the support block (1); a placement plate (8) is fixedly arranged at a middle position on the inner bottom surface of the frame (5); fixed grooves (32) are provided at upper positions on both side end surfaces of the grinding disc (19); the two arc blocks (31) are respectively slidably arranged inside the two fixed grooves (32); and the output end of the third motor (30) is fixedly arranged on the upper end surface of the rotating block (18).

6. The low-dust grinding equipment according to claim 1, characterized in that: A rear groove (20) is provided at the lower side of the rear end surface of the frame (5), and the storage box (22) is slidably arranged inside the rear groove (20). The storage box (22) is arranged below the ash discharge groove (23).

7. The low-dust grinding equipment according to claim 1, characterized in that: The air extraction pump (24) is fixedly arranged at a lower middle position of the rear end surface of the frame (5), and an air extraction end of the air extraction pump (24) is connected to the ash discharge trough (23).

Images