Polishing device for inner wall of shaft hole of aluminum alloy die-casting shell
By designing a grinding device for the inner wall of the shaft hole of the aluminum alloy die-cast housing with dust collection and grinding components, the problem of dust pollution was solved, achieving safe and efficient dust filtration and protecting the health of workers.
Patent Information
- Application Number
- CN202520327796.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-27
- Publication Date
- 2026-01-20
- Estimated Expiration
- 2035-02-27
AI Technical Summary
During the grinding process of the inner wall of the shaft hole of the die-cast aluminum alloy housing, a large amount of aluminum alloy dust is generated. Long-term exposure can lead to serious respiratory diseases such as pneumoconiosis, threatening the health of workers.
A grinding device for the inner wall of the shaft hole of an aluminum alloy die-cast housing was designed, which includes a dust collection component and a grinding component. It uses an electric telescopic rod and an electric fan to create negative pressure for dust collection, and filters the dust through a HEPA filter to ensure that the dust is not released into the air.
It effectively removes aluminum alloy dust generated during the polishing process, creating a safer and healthier working environment and protecting the health of employees.
Smart Images
Figure CN223811891U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of inner wall polishing, in particular to an aluminum alloy die casting shell shaft hole inner wall polishing device. BACKGROUND
[0002] Aluminum alloy die casting is widely used in aviation, automobile, electronics, machinery and other fields, and the quality requirement of the inner wall of the shaft hole is extremely high in the processing process. During die casting, the shaft hole is usually directly formed by a die casting mold, and after post-processing processes such as polishing and polishing, the size precision and surface finish of the shaft hole are ensured. However, due to the strong fluidity and low hardness of aluminum alloy material, some uneven defects may occur on the inner wall of the shaft hole, such as burrs and roughness that do not meet the standard. In order to improve the precision and appearance quality of aluminum alloy die casting, effective polishing treatment is required.
[0003] During the polishing process of the aluminum alloy die casting shell shaft hole inner wall, a large amount of aluminum alloy dust will inevitably be generated. These dust particles have a wide particle size distribution range and contain a large number of fine particles. If the workers are exposed to a high-concentration dust environment for a long time, the inhaled aluminum alloy dust will gradually deposit in the lungs, causing serious respiratory diseases such as pneumoconiosis, which poses a great threat to the health of workers. Based on this, the present scheme provides an aluminum alloy die casting shell shaft hole inner wall polishing device to solve the above problems. UTILITY MODEL CONTENTS
[0004] To solve the above technical problems, an aluminum alloy die casting shell shaft hole inner wall polishing device is provided. The present technical solution solves the problem of generating a large amount of aluminum alloy dust during the polishing process of the aluminum alloy die casting shell shaft hole inner wall, which has a wide particle size distribution range and contains a large number of fine particles. If the workers are exposed to a high-concentration dust environment for a long time, the inhaled aluminum alloy dust will gradually deposit in the lungs, causing serious respiratory diseases such as pneumoconiosis, which poses a great threat to the health of workers.
[0005] To achieve the above purpose, the utility model adopts the technical scheme of: an aluminum alloy die casting shell shaft hole inner wall polishing device, comprising a base, the upper end of the base is fixedly connected with two installation plates on both sides, the upper end of the two installation plates is fixedly connected with a top plate, the lower end of the top plate is provided with a dust collection assembly, the upper end of the base is provided with a polishing assembly in the middle, and the rear side of the upper end of the base is provided with a limiting assembly.
[0006] The dust suction assembly comprises two first electric telescopic rods, the lower ends of the two first electric telescopic rods are fixedly installed on the top plate, the output ends of the two first electric telescopic rods are fixedly connected with a dust suction cover, the upper end of the dust suction cover is fixedly connected with a first conduit, the upper end of the first conduit is fixedly connected with a bellows, the upper end of the bellows is fixedly connected with a second conduit, the right end of the right mounting plate is fixedly connected with a collecting box, the lower end of the second conduit is in communication with the inside of the collecting box, the lower end of the collecting box is fixedly connected with an air outlet pipe, the inside of the air outlet pipe is provided with an electric fan, the front and back inner walls of the collecting box are both fixedly connected with a limiting frame, a HEPA filter is arranged between the two limiting frames, and the right end of the collecting box is rotatably installed with a box door through a hinge.
[0007] Preferably, the polishing assembly comprises a first support seat, the lower end of the first support seat is fixedly connected with the upper end of the base, the lower end of the first support seat is fixedly installed with a first motor, and the output end of the first motor extends to the upper side of the first support seat and is fixedly connected with a rotating disc.
[0008] Preferably, the upper end of the rotating disc is fixedly connected with a second support seat, the lower end of the second support seat is fixedly connected with a second motor, the output end of the second motor extends to the upper side of the second support seat and is fixedly connected with a polishing rod.
[0009] Preferably, the limiting assembly comprises two fixed blocks, the front ends of the two fixed blocks are respectively abutted with the rear ends of the two mounting plates, the lower ends of the two fixed blocks are fixedly connected with the upper end of the base, the front end of the fixed block is provided with a rectangular groove, and the rectangular groove is rotatably installed with a threaded rod.
[0010] Preferably, the upper end of the fixed block is fixedly installed with a third motor, the output end of the third motor extends to the inside of the rectangular groove and is fixedly connected with the upper end of the threaded rod, the outer surface of the threaded rod is threadedly connected with a lifting plate, the inner side of the lifting plate is fixedly installed with a second electric telescopic rod, and the output end of the second electric telescopic rod is fixedly connected with a limiting plate.
[0011] Preferably, the left end of the left mounting plate is provided with a controller, the two mounting plates are fixedly connected with a support plate, the upper end of the support plate is fixedly connected with a placing block, and the central portions of the upper ends of the support plate and the placing block are both provided with a through hole.
[0012] Compared with the prior art, the aluminum alloy die-casting shell shaft hole inner wall polishing device has the following beneficial effects:
[0013] The utility model discloses a dust suction assembly is driven to the dust suction cover to the proper position by two first electric telescopic link, and then the controller controls the electric fan to start, under the action of electric fan, the dust suction cover forms the negative pressure, thereby the aluminum alloy dust produced in the polishing process can be transported to the inside of the collecting box through the dust suction cover, first conduit, bellows and second conduit, filters by utilizing HEPA filter, thereby clean air is discharged from the air outlet pipe, avoids the air containing aluminum alloy dust to diffuse in the air environment, thereby creates the safer, healthier working environment for staff. BRIEF DESCRIPTION OF DRAWINGS
[0014] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;
[0015] Figure 2 It is the three-dimensional structure schematic diagram of another visual angle in the utility model;
[0016] Figure 3 It is the structure schematic diagram of dust suction subassembly in the utility model;
[0017] Figure 4 It is the structure schematic diagram of the inside of collecting box in the utility model;
[0018] Figure 5 It is the structure schematic diagram of polishing subassembly in the utility model;
[0019] Figure 6 It is the structure schematic diagram of limiting component in the utility model.
[0020] Marked number in the drawing is:
[0021] 1, base plate, 2, mounting plate, 3, top plate,
[0022] 4, dust suction subassembly, 401, first electric telescopic link, 402, dust suction cover, 403, first conduit, 404, bellows, 405, second conduit, 406, collecting box, 407, air outlet pipe, 408, electric fan, 409, limiting frame, 410, HEPA filter, 411, box door,
[0023] 5, polishing subassembly, 501, first support seat, 502, first motor, 503, rotary disc, 504, second support seat, 505, second motor, 506, polishing rod,
[0024] 6, limiting component, 601, fixed block, 602, rectangular slot, 603, threaded rod, 604, third motor, 605, lifting plate, 606, second electric telescopic link, 607, limiting plate,
[0025] 7, controller, 8, support plate, 9, placing block, 10, through -hole. DETAILED DESCRIPTION
[0026] The following description is presented to enable any person skilled in the art to practice the present application as claimed. The preferred embodiments disclosed herein are only examples of the many possible embodiments of the present application.
[0027] With reference to Figures 1-6As shown, an aluminum alloy die casting shell shaft hole inner wall polishing device, including base 1, the upper end of base 1 is fixedly connected with mounting plate 2 on both sides, the upper end of the two mounting plates 2 is fixedly connected with top plate 3, the right end of top plate 3 is provided with a fixed plate, a circular hole is formed in the fixed plate, wherein the second conduit 405 is inside the circular hole, and the inner side wall of the circular hole is attached to the outer surface of the second conduit 405, thereby supporting the second conduit 405, the lower end of the top plate 3 is provided with a dust collection assembly 4, the upper end of the base 1 is provided with a polishing assembly 5, the rear side of the upper end of the base 1 is provided with a limiting assembly 6, the dust collection assembly 4 includes two first electric telescopic rods 401, the two first electric telescopic rods 401 are fixedly installed at the lower end of the top plate 3, the output end of the two first electric telescopic rods 401 is fixedly connected with a dust collection cover 402, the upper end of the dust collection cover 402 is fixedly connected with a first conduit 403, the upper end of the first conduit 403 is fixedly connected with a bellows 404, through the cooperation of the first electric telescopic rod 401 and the bellows 404, the dust collection cover 402 can be driven to move up and down, before polishing, according to the height of different shells, try to make the dust collection cover 402 close to the polishing area, which helps to improve the dust collection efficiency and ensure that the dust is sucked away as quickly as possible, the upper end of the bellows 404 is fixedly connected with a second conduit 405, the right end of the right mounting plate 2 is fixedly connected with a collection box 406, the lower end of the second conduit 405 is in communication with the inside of the collection box 406, the lower end of the collection box 406 is fixedly connected with an air outlet pipe 407, the inside of the air outlet pipe 407 is provided with an electric fan 408, the front and rear inner walls of the collection box 406 are fixedly connected with limiting frames 409, a HEPA filter 410 is arranged between the two limiting frames 409, the HEPA filter 410 is formed by interweaving very fine fibers to form complex and tortuous channels, when the airflow containing aluminum alloy dust enters the HEPA filter 410, the aluminum alloy dust particles will first be affected by inertia and cannot smoothly pass through the fiber channel, directly impacting and adhering to the fiber, thereby being intercepted, the filtered air is discharged to the outside environment through the air outlet pipe 407, the right end of the collection box 406 is rotatably installed with a box door 411 through a hinge, a handle is installed on the box door 411, the box door 411 is opened through the handle, and the HEPA filter 410 can be taken out from the inside of the two limiting frames 409 for replacement, the left end of the left mounting plate 2 is provided with a controller 7, the controller 7 can adopt the model: S7-200SMART,The controller 7 can be any controller 7 capable of achieving the function in the prior art, which is not limited, and the controller 7 is electrically connected with the first motor 502, the second motor 505, the third motor 604, the first electric telescopic rod 401, the second electric telescopic rod 606 and the electric fan 408. The support plate 8 is fixedly connected between the two mounting plates 2. The upper end of the support plate 8 is fixedly connected with the placing block 9. When the device is not used, the upper end of the placing block 9 abuts against the lower end of the two lifting plates 605. The central axis of the through hole 10 is the same as the rotating shaft of the first motor 502, and the polishing rod 506 is located inside the through hole 10.
[0028] Referring to Figure 1 , Figure 5 and Figure 6 , the polishing assembly 5 comprises a first support seat 501, the lower end of the first support seat 501 is fixedly connected with the upper end of the base 1, the lower end of the first support seat 501 is fixedly installed with the first motor 502, the output end of the first motor 502 extends above the first support seat 501 and is fixedly connected with the rotating disc 503, the upper end of the rotating disc 503 is fixedly connected with the second support seat 504, the lower end of the second support seat 504 is fixedly connected with the second motor 505, the output end of the second motor 505 extends above the second support seat 504 and is fixedly connected with the polishing rod 506. The limiting assembly 6 comprises two fixed blocks 601, the front ends of the two fixed blocks 601 abut against the rear ends of the two mounting plates 2 respectively, the lower ends of the two fixed blocks 601 are fixedly connected with the upper end of the base 1, the front end of the fixed block 601 is provided with a rectangular groove 602, the rectangular groove 602 is rotatably installed with a threaded rod 603, the upper end of the fixed block 601 is fixedly installed with the third motor 604, the output end of the third motor 604 extends into the rectangular groove 602 and is fixedly connected with the upper end of the threaded rod 603, the outer surface of the threaded rod 603 is threadedly connected with the lifting plate 605, the outer surface of the threaded rod 603 is threadedly connected with the rear end of the lifting plate 605, the inner side of the lifting plate 605 is fixedly installed with the second electric telescopic rod 606, the output end of the second electric telescopic rod 606 is fixedly connected with the limiting plate 607, the upper end of the two limiting plates 607 and the placing block 9 are provided with rubber pads to avoid direct contact with the shell, thereby effectively protecting the surface of the shell from being scratched or damaged and maintaining the cleanliness of the appearance.
[0029] The working principle and use process of the utility model are as follows: when using, the shell to be polished is placed on the upper end of the placing block 9, then the center position of the shaft hole of the shell is aligned with the center position of the through hole 10, then according to the height of the shell, the two third motors 604 are controlled by the controller 7, the third motor 604 drives the threaded rod 603 to rotate, and then drives the lifting plate 605 on the outer surface to move up and down, after driving the two limiting plates 607 to move to the appropriate position, the controller 7 controls the two second electric telescopic rods 606 to move towards the shell respectively until the limiting plate 607 contacts with the outer surface of the shell, thereby completing the limiting of the shell, then the controller 7 controls the first electric telescopic rod 401 to drive the dust cover 402 to move, according to the height of the shell, the dust cover 402 is moved to the position close to the shell to be polished, thereby the dust collection efficiency can be improved, and the dust can be sucked away as quickly as possible, then the controller 7 controls the first motor 502 and the second motor 505 to start, the first motor 502 drives the rotating disc 503 to rotate, the rotating disc 503 drives the second support 504 provided on the upper end edge to rotate, thereby the second motor 505 can be driven to rotate, the second motor 505 drives the polishing rod 506 connected with the output end to rotate while rotating, thereby the inner wall of the shell shaft hole can be polished, at the same time, the controller 7 controls the electric fan 408 to start, under the action of the electric fan 408, negative pressure is formed in the dust cover 402, the aluminum alloy dust generated in the polishing process is sucked into the dust cover 402, then the gas containing the aluminum alloy dust is transported into the collecting box 406 through the first pipe 403, the corrugated pipe 404 and the second pipe 405, then the HEPA filter 410 is used to intercept the aluminum alloy dust, finally the clean gas is discharged through the air outlet pipe 407.
[0030] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only the principles of the utility model, and the utility model can have various changes and improvements without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope required by the utility model is defined by the appended claims and their equivalents.
Claims
1. A grinding device for the inner wall of the shaft hole of an aluminum alloy die-cast housing, characterized in that: The utility model relates to a dust collection device for floor polishing machine, including base (1), the upper end left and right sides of base (1) are fixedly connected with mounting plate (2), the upper end of two mounting plate (2) is fixedly connected with top plate (3), the lower end of top plate (3) is equipped with dust collection assembly (4), the upper end middle part of base (1) is equipped with polishing assembly (5), the rear side of upper end of base (1) is equipped with limiting assembly (6), Wherein, the dust collection assembly (4) includes two first electric telescopic rod (401), two first electric telescopic rod (401) are fixedly installed in the lower end of top plate (3), the output end of two first electric telescopic rod (401) is fixedly connected with dust collection cover (402), the upper end of dust collection cover (402) is fixedly connected with first pipe (403), the upper end of first pipe (403) is fixedly connected with bellow (404), the upper end of bellow (404) is fixedly connected with second pipe (405), the right end of right mounting plate (2) is fixedly connected with collection box (406), the lower end of second pipe (405) is communicated with the inside of collection box (406), the lower end of collection box (406) is fixedly connected with air outlet pipe (407), the inside of air outlet pipe (407) is equipped with electric fan (408), the front and rear two sides of the inner wall of collection box (406) are fixedly connected with limiting frame (409), between two limiting frame (409) is equipped with HEPA filter (410), the right end of collection box (406) is rotatably installed with box door (411) through the hinge.
2. The device for polishing the inner wall of the axial hole of the aluminum alloy die-cast shell housing according to claim 1, characterized in that: The polishing assembly (5) includes a first support seat (501), the lower end of the first support seat (501) is fixedly connected with the upper end of the base (1), a first motor (502) is fixedly installed at the lower end of the first support seat (501), the output end of the first motor (502) extends above the first support seat (501) and is fixedly connected with a rotating disc (503).
3. The device for polishing the inner wall of the axial hole of the aluminum alloy die-cast shell housing according to claim 2, characterized in that: The upper end of the rotating disc (503) is fixedly connected with a second support seat (504), the lower end of the second support seat (504) is fixedly connected with a second motor (505), the output end of the second motor (505) extends above the second support seat (504) and is fixedly connected with a polishing rod (506).
4. The device for polishing the inner wall of the axial hole of an aluminum alloy die-cast housing according to claim 1, characterized in that: The limiting assembly (6) includes two fixed blocks (601), the front ends of the two fixed blocks (601) respectively abut against the rear ends of the two mounting plates (2), the lower ends of the two fixed blocks (601) are fixedly connected with the upper end of the base (1), a rectangular groove (602) is formed in the front end of the fixed block (601), and a threaded rod (603) is rotatably installed in the rectangular groove (602).
5. The device for polishing the inner wall of the axial hole of an aluminum alloy die-cast housing according to claim 4, characterized in that: The upper end of the fixed block (601) is fixedly installed with a third motor (604), the output end of the third motor (604) extends to the inside of the rectangular groove (602) and is fixedly connected with the upper end of the threaded rod (603), the outer surface of the threaded rod (603) is threadedly connected with a lifting plate (605), the inner side of the lifting plate (605) is fixedly installed with a second electric telescopic rod (606), and the output end of the second electric telescopic rod (606) is fixedly connected with a limiting plate (607).
6. The device for polishing the inner wall of the axial hole of an aluminum alloy die-cast housing according to claim 1, characterized in that: The left end of the mounting plate (2) is provided with a controller (7), and the two mounting plates (2) are fixedly connected with a supporting plate (8), the upper end of the supporting plate (8) is fixedly connected with a placing block (9), and the middle portions of the upper ends of the supporting plate (8) and the placing block (9) are both provided with a through hole (10).