Polishing device for dewatering shaft of washing machine

By designing an automated washing machine dehydration shaft grinding device, the problem of operators being exposed to polishing liquid and cleaning wastewater is solved, and safety protection and efficient grinding of workpieces is achieved.

CN223265310UActive Publication Date: 2025-08-26YUYAO HUACHENG ELECTRICAL & MECHANICAL CO LTD
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Patent Information

Application Number
CN202422125385.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-08-30
Publication Date
2025-08-26
Estimated Expiration
2034-08-30

AI Technical Summary

Technical Problem

In the prior art, during the polishing process of the dehydration shaft of the washing machine, the operator needs to directly contact the polishing liquid and cleaning wastewater, resulting in physical harm.

Method used

A grinding device including a magnetic grinder and a control device is designed. Through the cooperation of a fixed seat, a lifting table and a rotating table, the grinding and cleaning of the workpiece is realized to avoid artificial contact with chemical liquids.

Benefits of technology

It realizes safety protection for operators, reduces manual participation, avoids workpiece losses, ensures that the workpieces are in full contact with the polishing materials, and avoids abrasions.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a polishing device for a washing machine dewatering shaft, which relates to the field of polishing devices and comprises a magnetic polisher and a control device, a polishing barrel and a cleaning barrel are placed on the magnetic polisher, a conveying frame is arranged on one side of the magnetic polisher, a fixing seat is mounted on the conveying frame, and a lifting platform is mounted at the top end of the fixing seat in a sliding manner. A rotating table is rotationally installed on the lifting table, a sliding plate is slidably installed on the bottom side of the rotating table, a sliding plate is slidably installed on the bottom side of the sliding plate, and a moving rod is placed on the conveying frame. According to the automatic polishing and cleaning device, through mutual connection of the fixing base, the lifting table and the rotating table, a containing sleeve containing a workpiece can be lifted from the conveying frame and placed into the polishing barrel and the cleaning barrel to be polished and cleaned, operators do not need to make contact with the workpiece and chemical liquid, safety of the operators is guaranteed, meanwhile, the device is automatically operated, the manual participation degree is reduced, and the production efficiency is improved. And man-made workpiece falling loss can be avoided.
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Description

Technical Field

[0001] The utility model relates to the technical field of grinding devices, in particular to a grinding device for a dehydration shaft of a washing machine. Background Art

[0002] A washing machine is a cleaning appliance that uses electrical energy to generate mechanical action to wash clothes. It is divided into two categories: household and collective use according to its rated washing capacity. The dehydration shaft of the washing machine is a metal part.

[0003] In the prior art, during the production of the dehydration shaft of metal parts, burrs formed by turning will remain on its surface, which requires further grinding and polishing before it can be used. The prior art generally adopts mechanical grinding, among which the use of magnetic grinding and polishing machines can reduce the generation of metal dust and avoid harm to operators.

[0004] However, when using a magnetic grinding and polishing machine, the metal workpiece needs to be repeatedly placed in the polishing liquid and taken out for cleaning. The operator is directly exposed to the polishing liquid and cleaning wastewater, which will cause certain harm to the body. Therefore, a grinding device for the dehydration shaft of a washing machine is needed to meet people's needs. Utility Model Content

[0005] The purpose of the utility model is to provide a grinding device for a washing machine dehydration shaft, so as to solve the problem in the above background technology that the operator directly contacts the polishing liquid and the cleaning waste water, which may cause certain harm to the body.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a grinding device for a dehydration shaft of a washing machine, comprising a magnetic grinder and a control device, a grinding barrel and a cleaning barrel placed on the magnetic grinder, a conveying rack provided on one side of the magnetic grinder, a fixed seat installed on the conveying rack, a lifting platform slidably installed on the top of the fixed seat, a rotating table rotatably installed on the lifting table, a sliding plate slidably installed on the bottom side of the rotating table, a sliding plate slidably installed on the bottom side of the sliding plate, a moving rod placed on the conveying rack, two placing sleeves fixedly installed on the bottom of the moving rod, a plurality of partition plates fixedly installed in the two placing sleeves, a transport connecting block fixedly installed on the top of the moving rod, and the two sliding plates movably sleeved on the transport connecting block.

[0007] Preferably, a sliding groove is provided on the bottom side of the sliding plate, and two sliding blocks are slidably installed in the sliding groove, and the two sliding blocks are fixedly installed on the two reciprocating clamping jaws respectively.

[0008] Preferably: a threaded drive hole is provided on each of the two reciprocating jaws, and the same drive screw is threadedly installed in the two threaded drive holes. The drive screw is rotatably installed on the sliding plate, and a drive motor is fixedly installed on the sliding plate. The output end of the drive motor is connected to the drive screw.

[0009] Preferably, a movable slide groove is provided on the bottom side of the rotating table, a movable slider is slidably installed in the movable slide groove, and the movable slider is fixedly installed on the sliding plate.

[0010] Preferably, a movable threaded hole is provided on the movable slider, a movable screw is installed in the movable threaded hole, the movable screw is rotatably installed on the rotating table, a movable motor is fixedly installed on the rotating table, and the output end of the movable motor is connected to the movable screw.

[0011] Preferably: a lifting hydraulic cylinder is fixedly installed in the lifting platform, the output end of the lifting hydraulic cylinder is connected to the rotating platform, a steering motor is fixedly installed in the fixed seat, the output end of the steering motor is connected to the lifting platform, and a triangular adjustment rod is fixedly installed on the top of the rotating platform.

[0012] Preferably, a mounting sleeve is fixedly mounted on the cleaning barrel, and a cleaning nozzle is fixedly mounted inside the mounting sleeve.

[0013] The beneficial effects of the utility model are:

[0014] In the utility model, through the interaction of the fixed seat, the lifting platform and the rotating platform, the placement sleeve containing the workpiece can be lifted from the conveyor rack and placed into the grinding barrel and the cleaning barrel for grinding and cleaning. The operator does not need to come into contact with the workpiece and the chemical liquid, which ensures the safety of the operator. At the same time, the device is operated automatically, which reduces the degree of manual participation and can avoid the loss of workpieces caused by human factors.

[0015] In the utility model, a placement sleeve is used to place the workpieces, and a partition plate is used to separate them. When grinding a large number of workpieces at the same time, scratches caused by collisions between the workpieces can be avoided. Moreover, the circular distribution and side-lying placement can ensure full contact between the workpieces and the grinding material, avoiding the generation of grinding dead corners. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the three-dimensional structure of a grinding device for a washing machine dehydration shaft proposed by the present invention;

[0017] Figure 2 This is a schematic top view of the structure of a grinding device for a washing machine dehydration shaft proposed by the utility model;

[0018] Figure 3 This is a structural schematic diagram of the fixed seat portion of a grinding device for a washing machine dehydration shaft proposed by the present invention;

[0019] Figure 4 The utility model is a schematic structural diagram of a cross-section of a grinding device for a dehydration shaft of a washing machine.

[0020] In the figure: 100, magnetic grinder; 101, control device; 102, grinding barrel; 103, cleaning barrel; 200, conveyor rack; 201, moving rod; 202, placement sleeve; 203, partition plate; 204, transport connection block; 300, fixed seat; 301, lifting platform; 302, rotating platform; 303, sliding plate; 304, reciprocating clamp; 305, slide; 306, slider; 307, threaded drive hole; 308, driving screw; 309, driving motor; 310, moving slide; 311, moving slider; 312, moving threaded hole; 313, moving screw; 314, moving motor; 400, mounting sleeve; 401, cleaning nozzle; 500, lifting hydraulic cylinder; 501, steering motor; 502, triangular adjustment rod. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0022] Reference Figure 1-4 A grinding device for a washing machine dehydration shaft includes a magnetic grinder 100 and a control device 101. A grinding barrel 102 and a cleaning barrel 103 are placed on the magnetic grinder 100. A conveying frame 200 is provided on one side of the magnetic grinder 100. A fixed seat 300 is installed on the conveying frame 200. A lifting platform 301 is slidably installed on the top of the fixed seat 300. A rotating platform 302 is rotatably installed on the lifting platform 301. A sliding plate 303 is slidably installed on the bottom side of the rotating platform 302. A sliding plate 303 is slidably installed on the bottom side of the sliding plate 303. A moving rod 201 is placed on the conveying frame 200. The moving rod 201 is placed on the conveying frame 200. Two placement sleeves 202 are fixedly installed at the bottom of 01, and multiple partition plates 203 are fixedly installed in the two placement sleeves 202. A transport connecting block 204 is fixedly installed on the top of the moving rod 201, and two sliding plates 303 are movably sleeved on the transport connecting block 204. Through the mutual connection of the fixed seat, the lifting platform and the rotating platform, the placement sleeves containing the workpieces can be lifted from the conveyor rack and placed into the grinding barrel and the cleaning barrel for grinding and cleaning. The operator does not need to contact the workpiece and the chemical liquid, which ensures the safety of the operator. At the same time, the automatic operation of the device reduces the degree of human participation and can avoid the loss of workpieces caused by human factors.

[0023] In an optional embodiment: a sliding groove 305 is provided on the bottom side of the sliding plate 303, and two sliders 306 are slidably installed in the sliding groove 305. The two sliders 306 are respectively fixedly installed on the two reciprocating jaws 304. A threaded driving hole 307 is provided on the two reciprocating jaws 304. The same driving screw 308 is threadedly installed in the two threaded driving holes 307. The driving screw 308 is rotatably installed on the sliding plate 303. A driving motor 309 is fixedly installed on the sliding plate 303, and the output end of the driving motor 309 is connected to the driving screw 308.

[0024] It should be noted that the output end of the drive motor 309 drives the drive screw 308 to rotate, and the rotating drive screw 308 drives the two sliders 306 to approach each other in the slide groove 305 through the threaded drive hole 307, so that the slider 306 drives the reciprocating clamps 304 to approach each other and clamp the transport connecting block 204 at the top of the moving rod 201.

[0025] In an optional embodiment: a movable groove 310 is provided on the bottom side of the rotating table 302, a movable slider 311 is slidably installed in the movable groove 310, the movable slider 311 is fixedly installed on the sliding plate 303, a movable threaded hole 312 is provided on the movable slider 311, a movable screw rod 313 is threadedly installed in the movable threaded hole 312, the movable screw rod 313 is rotatably installed on the rotating table 302, a movable motor 314 is fixedly installed on the rotating table 302, and the output end of the movable motor 314 is connected to the movable screw rod 313.

[0026] It should be noted that the steering motor 501 is driven to raise the height of the lifting platform 301 and the rotating platform 302, and then the moving motor 314 is started. The output end of the moving motor 314 drives the moving screw 313 to rotate, and the rotating moving screw 313 drives the moving slider 311 to slide in the moving slide groove 310 through the moving threaded hole 312. The sliding moving slider 311 drives the sliding plate 303 to move its position.

[0027] In an optional embodiment: a lifting hydraulic cylinder 500 is fixedly installed in the lifting platform 301, the output end of the lifting hydraulic cylinder 500 is connected to the rotating platform 302, a steering motor 501 is fixedly installed in the fixed seat 300, the output end of the steering motor 501 is connected to the lifting platform 301, and a triangular adjustment rod 502 is fixedly installed on the top of the rotating platform 302.

[0028] It should be noted that the angle of the rotating platform 302 can be controlled by the lifting hydraulic cylinder 500. The steering motor 501 on the lifting platform 301 drives the rotating platform 302 to rotate on the lifting platform 301, thereby controlling the movable position of the rotating platform 302 on the plane, thereby achieving the purpose of moving the moving rod 201 and placing the sleeve 202 on the plane.

[0029] In an optional embodiment, a mounting sleeve 400 is fixedly mounted on the cleaning barrel 103 , and a cleaning nozzle 401 is fixedly mounted inside the mounting sleeve 400 .

[0030] It should be noted that a mounting sleeve 400 and a cleaning nozzle 401 are fixedly mounted on the cleaning barrel 103 to clean the polishing agent attached to the workpiece.

[0031] Working principle of this utility model:

[0032] When the device is used, the moving rod 201 and the placement sleeve 202 are transported on the conveying frame 200, and the driving motor 309 is started. The output end of the driving motor 309 drives the driving screw 308 to rotate. The rotating driving screw 308 drives the two sliders 306 to approach each other in the slide groove 305 through the threaded driving hole 307, so that the slider 306 drives the reciprocating clamping claws 304 to approach each other and clamp the transport connecting block 204 on the top of the moving rod 201. Then the steering motor 501 can be driven to raise the height of the lifting platform 301 and the rotating platform 302. Then the moving motor 314 is started. The output end of the moving motor 314 drives the moving screw 313 to rotate. The rotating moving screw 313 drives the moving slider 311 to slide in the moving slide groove 310 through the moving threaded hole 312. The sliding moving slider 311 drives the sliding plate 303 to move its position, thereby moving the moving rod 201 and the placement sleeve 20 2 is moved to the top of the grinding barrel 102. Through the cooperation of the above structure, the moving rod 201 and the placing sleeve 202 can be placed in the grinding barrel 102 for magnetic grinding and polishing. The angle of the rotating table 302 can be controlled by the lifting hydraulic cylinder 500. The steering motor 501 on the lifting table 301 drives the rotating table 302 to rotate on the lifting table 301, thereby controlling the movable position of the rotating table 302 on the plane, and then achieving the purpose of moving the moving rod 201 and the placing sleeve 202 on the plane. The mounting sleeve 400 and the cleaning nozzle 401 are fixedly installed on the cleaning barrel 103 to clean the grinding agent attached to the workpiece. The placing sleeve 202 is used to place the workpiece, and the partition plate 203 is used to separate the workpiece. A large number of workpieces can be polished at the same time while avoiding collision and scratches between the workpieces. In addition, the circular distribution and side-lying placement can ensure full contact between the workpiece and the grinding material to avoid the generation of grinding dead angles.

[0033] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A grinding device for a washing machine dehydration shaft, comprising a magnetic grinder (100) and a control device (101), characterized in that: A grinding barrel (102) and a cleaning barrel (103) are placed on the magnetic grinder (100), a conveying frame (200) is provided on one side of the magnetic grinder (100), a fixed seat (300) is installed on the conveying frame (200), a lifting platform (301) is slidably installed on the top of the fixed seat (300), a rotating platform (302) is rotatably installed on the lifting platform (301), a sliding plate (303) is slidably installed on the bottom side of the rotating platform (302), and a sliding plate (303) is slidably installed on the bottom side of the rotating platform (302). A sliding plate (303) is slidably mounted on the bottom side of the plate (303); a moving rod (201) is placed on the conveying frame (200); two placement sleeves (202) are fixedly mounted on the bottom of the moving rod (201); a plurality of partition plates (203) are fixedly mounted in the two placement sleeves (202); a transport connection block (204) is fixedly mounted on the top end of the moving rod (201); and the two sliding plates (303) are movably sleeved on the transport connection block (204).

2. A grinding device for a washing machine dehydration shaft according to claim 1, characterized in that: A sliding groove (305) is provided on the bottom side of the sliding plate (303), and two sliding blocks (306) are slidably installed in the sliding groove (305). The two sliding blocks (306) are respectively fixedly installed on the two reciprocating clamping claws (304).

3. A grinding device for a washing machine dehydration shaft according to claim 2, characterized in that: A threaded drive hole (307) is provided on each of the two reciprocating jaws (304). The same drive screw (308) is internally threadedly installed in the two threaded drive holes (307). The drive screw (308) is rotatably installed on the sliding plate (303). A drive motor (309) is fixedly installed on the sliding plate (303). The output end of the drive motor (309) is connected to the drive screw (308).

4. The grinding device for a washing machine dehydration shaft according to claim 1, characterized in that: A movable slide groove (310) is provided on the bottom side of the rotating platform (302), a movable slider (311) is slidably installed in the movable slide groove (310), and the movable slider (311) is fixedly installed on the sliding plate (303).

5. A grinding device for a washing machine dehydration shaft according to claim 4, characterized in that: The movable slider (311) is provided with a movable threaded hole (312), a movable screw rod (313) is internally threadedly installed in the movable threaded hole (312), the movable screw rod (313) is rotatably installed on the rotating platform (302), a movable motor (314) is fixedly installed on the rotating platform (302), and an output end of the movable motor (314) is connected to the movable screw rod (313).

6. The grinding device for a washing machine dehydration shaft according to claim 1, characterized in that: A lifting hydraulic cylinder (500) is fixedly installed in the lifting platform (301), and the output end of the lifting hydraulic cylinder (500) is connected to the rotating platform (302). A steering motor (501) is fixedly installed in the fixed seat (300), and the output end of the steering motor (501) is connected to the lifting platform (301). A triangular adjustment rod (502) is fixedly installed on the top of the rotating platform (302).

7. The grinding device for a washing machine dehydration shaft according to claim 1, characterized in that: A mounting sleeve (400) is fixedly mounted on the cleaning barrel (103), and a cleaning nozzle (401) is fixedly mounted inside the mounting sleeve (400).