Aluminum die casting polishing device

Abstract

The utility model provides an aluminum die casting polishing device which comprises a bottom frame, a polishing unit arranged on the bottom frame and comprising a polishing wheel; the clamping disc is rotationally arranged on the bottom frame, and clamps located under the grinding wheel are arranged on the clamping disc in a circumferential array mode; and the control unit is arranged on the bottom frame, and the control unit comprises a rotating shaft, a first motor and a screw rod arranged at the output end of the first motor. According to the aluminum die casting polishing device, the aluminum die casting is clamped to the clamp, the screw is controlled by the first motor to rotate so as to drive the protective cover to slide upwards so as to cover the clamping disc, then the aluminum die casting is polished through the polishing wheel, and aluminum scraps generated by polishing can make contact with the interior of the protective cover under rotation of the polishing wheel, so that the aluminum die casting is polished. And therefore, the polishing safety and the cleaning efficiency are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to polishing device technical field, concretely relates to a kind of aluminium die casting polishing device. BACKGROUND

[0002] Aluminium die casting is mainly to add aluminium alloy to melting point, so that aluminium alloy is in liquid state and is pressurized to pour into model, and after waiting for its cooling, relatively complex aluminium die casting is formed, to meet the design requirement of product.

[0003] Polishing is to improve the overall visual effect of product in mechanical parts, so that the visual perception of product is greatly improved, and the surface of aluminium die casting will have defects or be relatively rough after forming, so the surface needs to be polished, to reduce the friction between parts and parts in assembly process, and improve the overall performance of parts.

[0004] However, in the process of polishing aluminium die casting, a large amount of small aluminium chips will fly out when the grinding wheel contacts the aluminium die casting, so that there are a large amount of aluminium chips on the outer shell and bottom surface of the polishing equipment under long-time polishing operation, which is relatively cumbersome to clean, and the aluminium chips can easily float and be inhaled by human body during cleaning process, causing safety hazards. UTILITY MODEL CONTENT

[0005] The utility model aims at solving the problem of difficult cleaning of aluminium chips in the polishing process in view of the above problems existing in the prior art.

[0006] To achieve the above object, the utility model can be realized by the following technical scheme: an aluminium die casting polishing device, comprising:

[0007] A chassis is provided with a polishing unit, and the polishing unit comprises a polishing wheel.

[0008] A clamping disc is rotationally arranged on the chassis, and a plurality of clamps are arranged in a circular array on the clamping disc below the polishing wheel.

[0009] A control unit is arranged on the chassis, and the control unit comprises a rotating shaft, a first motor and a screw rod arranged on the output end of the first motor, and the rotating shaft is engaged with the clamping disc.

[0010] The screw rod is provided with a protective cover, and the first motor controls the protective cover to slide upward along the screw rod to cover the clamping disc.

[0011] In the utility model embodiment, the control unit further comprises a support plate, a box body and a sleeve arranged on the box body, the rotating shaft rotates in the sleeve, and the support plate is arranged on the box body.

[0012] The transmission rod is matched with the first motor, and the transmission rod is matched with the screw rod in the support plate.

[0013] The transmission rod is matched with the first motor, and the transmission rod is matched with the screw rod in the support plate.

[0014] The transmission rod is matched with the first motor, and the transmission rod is matched with the screw rod in the support plate.

[0015] The transmission rod is matched with the first motor, and the transmission rod is matched with the screw rod in the support plate.

[0016] The transmission rod is matched with the first motor, and the transmission rod is matched with the screw rod in the support plate.

[0017] The transmission rod is matched with the first motor, and the transmission rod is matched with the screw rod in the support plate.

[0018] The transmission rod is matched with the first motor, and the transmission rod is matched with the screw rod in the support plate.

[0019] The transmission rod is matched with the first motor, and the transmission rod is matched with the screw rod in the support plate.

[0020] The transmission rod is matched with the first motor, and the transmission rod is matched with the screw rod in the support plate.

[0021] The transmission rod is matched with the first motor, and the transmission rod is matched with the screw rod in the support plate.

[0022] Compared with the prior art, the aluminum die casting is clamped to the clamp, the screw is rotated by the first motor to drive the protective cover to slide upward to cover the chuck, and the polishing wheel is used for polishing the aluminum die casting, the aluminum chips generated by polishing are contacted with the inside of the protective cover under the rotation of the polishing wheel and are stored in the protective cover, and therefore the safety and cleaning efficiency of polishing are improved. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is a schematic view of an assembly structure of a total part.

[0024] Figure 2 It is a schematic view of a whole structure of the protective cover located at the bottom of the chuck and the polishing unit.

[0025] Figure 3 This is a partial cross-section of the protective cover and an exploded structural diagram of some parts of the control unit;

[0026] Figure 4 yes Figure 3 Enlarged view of section A in the middle;

[0027] Figure 5 This is a schematic diagram of a half-section of the overall structure after the base frame has been removed.

[0028] Explanation of reference numerals in the attached figures:

[0029] 1. Base frame; 2. Control unit; 21. Screw; 22. Support plate; 23. Transmission rod; 231. Inclined part; 232. Right-angled part; 233. Spring; 24. Sleeve rod; 241. Sliding part; 25. Box body; 251. Drive wheel; 252. First motor; 253. Driven wheel; 254. Cover plate; 26. Rotating shaft; 27. Sleeve; 271. Slide groove; 3. Clamping plate; 31. Fixture; 4. Grinding unit; 41. Cylinder; 42. Support seat; 43. Second motor; 44. Slide; 45. Grinding wheel; 5. Protective cover; 51. Guide plate; 52. First inclined surface; 53. Waste trough; 54. Second inclined surface; 55. Sealing plate. Detailed Implementation

[0030] The following are specific embodiments of the present invention, and the technical solution of the present invention will be further described in conjunction with the accompanying drawings.

[0031] like Figures 1-5 As shown, an aluminum die-casting polishing device includes:

[0032] The base frame 1 is equipped with a grinding unit 4, which includes a grinding wheel 45.

[0033] The clamping plate 3 is rotatably mounted on the base frame 1, and the clamping plate 3 is arranged in a circumferential array with clamps 31 located directly below the grinding wheel 45. The circumferential array means that multiple clamps 31 are evenly distributed along the axis of the clamping plate 3. The number of clamps 31 reflects the number of aluminum die-cast parts polished in one go.

[0034] Control unit 2 is mounted on base frame 1 and includes a rotating shaft 26, a first motor 252 and a screw 21 located at the output end of the first motor 252. The rotating shaft 26 is engaged with the clamping plate 3.

[0035] The screw 21 is equipped with a protective cover 5, and the first motor 252 controls the protective cover 5 to slide upward along the screw 21 to cover the clamping plate 3.

[0036] Specifically, the base frame 1 is assembled by multiple groups of profiles to support the clamping disc 3, the control unit 2 and the polishing unit 4. When polishing the aluminum die casting, the aluminum die casting is assembled on the clamp 31 one by one, the control unit 2 is controlled to slide the protective cover 5 upward to cover the clamping disc 3, and then the polishing unit 4 is used to polish the aluminum die casting. The aluminum chips generated during polishing are impacted on the inner wall of the protective cover 5 under the centrifugal force of the polishing wheel 45, and are stored in the protective cover 5 along the inner wall of the protective cover 5. In this way, the aluminum chips are conveniently cleaned, and the polishing safety of the aluminum die casting is improved.

[0037] As further provided in the embodiments of the utility model, the control unit 2 further comprises a support plate 22, a box body 25 and a sleeve 27 arranged on the box body 25, the rotating shaft 26 is located in the sleeve 27 and rotates, the support plate 22 is arranged on the box body 25, the box body 25 is provided with a transmission rod 23 matched with the first motor 252, the transmission rod 23 is matched with the screw rod 21 in the support plate 22, the screw rod 21 is a double helix reciprocating screw rod 21, when the protective cover 5 slides to the top end and contacts the sleeve 27, the protective cover 5 will slide downward due to the action of the thread groove of the double helix reciprocating screw rod 21, when polishing, the protective cover 5 is located at the top end of the screw rod 21, and after polishing, the protective cover 5 is located at the bottom end of the screw rod 21 (as shown in the figure), wherein the sleeve 27 is fixed to the base frame 1 and is used to support the rotation of the clamping disc 3 and guide the upward or downward sliding of the protective cover 5, the rotating shaft 26 controls the rotation angle of the clamping disc 3, and the first motor 252 is of the model RF47 and controls the rotation of the rotating shaft 26 or the screw rod 21. Figure 3

[0038] As further provided in the embodiments of the utility model, the transmission rod 23 is provided with a right angle part 232 and an inclined part 231 in a circumferential array, the right angle part 232 and the inclined part 231 are connected, the box body 25 is provided with a spring 233 abutting against the transmission rod 23, when the transmission rod 23 rotates clockwise, the right angle part 232 in the transmission rod 23 will abut against the end of the screw rod 21 to drive the screw rod 21 to rotate and make the protective cover 5 slide upward or downward, when the transmission rod 23 rotates counterclockwise, the inclined part 231 of the transmission rod 23 will abut against the screw rod 21 to intermittently extrude the spring 233, and the spring 233 always abuts against the transmission rod 23 to make the transmission rod 23 always abut against the end of the screw rod 21, but the screw rod 21 remains stationary due to the action of the inclined part 231 to rotate the clamping disc 3 and replace the clamp 31 of the polishing wheel 45, thereby improving the polishing efficiency of the aluminum die casting.

[0039] ​As a further provided embodiment of the utility model, the box body 25 is provided with a cover plate 254, the cover plate 254 and the box body 25 are provided with a driving wheel 251 and a driven wheel 253 that are engaged with each other, the driving wheel 251 is engaged with the first motor 252, and the driven wheel 253 is engaged with the rotating shaft 26, the number of teeth of the driving wheel 251 is less than the number of teeth of the driven wheel 253, and the driving wheel 251 is used to reduce the speed of movement, so as to improve the rotation accuracy of the clamping disc 3.

[0040] As a further provided embodiment of the utility model, the output end of the first motor 252 is provided with a sleeve rod 24, the sleeve rod 24 is provided with a sliding part 241 that is engaged with the transmission rod 23, the transmission rod 23 can slide on the sleeve rod 24 through the sliding part 241, but will not rotate, and when the transmission rod 23 rotates, the first motor 252 can control the rotation of the transmission rod 23 through the sleeve rod 24, that is, the rotation of the screw rod 21 is controlled.

[0041] As a further provided embodiment of the utility model, the sleeve 27 is provided with a sliding groove 271, the sliding groove 271 is provided with at least two groups, and the two groups are uniformly arranged on the sleeve 27, and the sliding stability of the protective cover 5 is improved through the sliding groove 271.

[0042] As a further provided embodiment of the utility model, the protective cover 5 is provided with a guide plate 51 that is matched with the screw rod 21, the guide plate 51 is matched with the screw rod 21 in a threaded manner, when the protective cover 5 slides upward to the end, the protective cover 5 will contact the sleeve 27, because the sleeve 27 is fixedly connected to the base frame 1, so that the protective cover 5 changes from upward sliding to downward sliding under continuous movement, so that the protective cover 5 moves away from the clamping disc 3, and the aluminum die casting is clamped on the clamp 31.

[0043] As a further provided embodiment of the utility model, the protective cover 5 is provided with a first inclined surface 52 and a second inclined surface 54, the first inclined surface 52 and the second inclined surface 54 are provided with a waste groove 53, the second inclined surface 54 is close to the axis of the protective cover 5, the first inclined surface 52 is used to facilitate the aluminum chips to fall into the waste groove 53, and the second inclined surface 54 is used to reduce the contact of the aluminum chips with the screw rod 21 or the sleeve 27.

[0044] As a further provided embodiment of the utility model, the waste groove 53 is provided with a blocking plate 55, after the protective cover 5 is used for a long time, the aluminum chips will be accumulated in the waste groove 53, the waste groove 53 can be cleaned by removing the blocking plate 55, and the blocking plate 55 is uniformly arranged in at least four groups along the axis of the protective cover 5.

[0045] As the further provided embodiment of the utility model, the polishing unit 4 further includes a second motor 43, a support base 42 and a sliding frame 44 slidingly connected to the support base 42, the second motor 43 is arranged on the sliding frame 44, and the output end of the second motor 43 is engaged with the polishing wheel 45, the support base 42 is provided with a pneumatic cylinder 41, the output end of the pneumatic cylinder 41 is engaged with the sliding frame 44, the model of the second motor 43 is: MHMF042L1U4-1116, the polishing wheel 45 is driven by the second motor 43 to polish the aluminum die casting, when the aluminum die casting is clamped to the chuck 3, the sliding frame 44 is driven by the pneumatic cylinder 41 to slide on the support base 42, so that the polishing wheel 45 contacts the upper surface of the aluminum die casting, and then the second motor 43 controls the polishing wheel 45 to rotate, so as to polish the aluminum die casting, and the polishing wheel 45 can be a grinding wheel.

[0046] The technical scheme of the utility model above provides a solution significantly different from the prior art, which solves the problem that the prior art solution is too single, and the parts not involved in the technical scheme of the application are the same as or can be realized by the prior art, which will not be described herein.

[0047] The technical scheme in the above embodiments has clearly and completely described the content of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

Claims

1. An apparatus for polishing an aluminum die casting, characterized by comprising: The utility model relates to a polishing device, including: A base frame is provided with a polishing unit, and the polishing unit comprises a polishing wheel; A clamping disc is rotationally arranged on the base frame, and a plurality of clamps are arranged in a circular array on the clamping disc and located directly below the polishing wheel; A control unit is arranged on the base frame, and the control unit comprises a rotating shaft, a first motor and a screw rod arranged on the output end of the first motor, and the rotating shaft is engaged with the clamping disc; Wherein, the screw rod is provided with a protective cover, and the first motor controls the protective cover to slide upward along the screw rod to cover the clamping disc.

2. The apparatus for polishing an aluminum die casting according to claim 1, wherein The control unit further comprises a support plate, a box body and a sleeve arranged on the box body, the rotating shaft rotates in the sleeve, and the support plate is arranged on the box body; The box body is provided with a transmission rod matched with the first motor, the transmission rod is matched with the screw rod in the support plate, and the screw rod is a double helix reciprocating screw rod.

3. The apparatus according to claim 2, wherein The transmission rod is provided with a right angle part and an inclined part in a circular array, the right angle part and the inclined part are connected, and the box body is provided with a spring for pushing the transmission rod.

4. The apparatus for polishing an aluminum die casting according to claim 2, wherein The box body is provided with a cover plate, and the cover plate and the box body are provided with a driving wheel and a driven wheel engaged with each other, the driving wheel is engaged with the first motor, and the driven wheel is engaged with the rotating shaft.

5. The apparatus for polishing an aluminum die casting according to claim 2, wherein The output end of the first motor is provided with a sleeve rod, and the sleeve rod is provided with a sliding part engaged with the transmission rod.

6. The apparatus for polishing an aluminum die casting according to claim 2, wherein The sleeve is provided with a sliding groove.

7. The apparatus for polishing an aluminum die casting according to claim 1, wherein The protective cover is provided with a guide plate matched with the screw rod.

8. The apparatus according to claim 7, wherein The protective cover is provided with a first inclined surface and a second inclined surface, and a waste groove is arranged between the first inclined surface and the second inclined surface.

9. The apparatus for polishing an aluminum die casting according to claim 8, wherein The waste groove is provided with a sealing plate.

10. The apparatus for polishing an aluminum die casting according to claim 1, wherein The polishing unit further comprises a second motor, a support seat and a sliding frame slidingly connected to the support seat, the second motor is arranged on the sliding frame, and the output end of the second motor is engaged with the polishing wheel; The support seat is provided with a pneumatic cylinder, and the output end of the pneumatic cylinder is engaged with the sliding frame.

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