Magnetic grinding and polishing device for brake drum shell

Abstract

The utility model discloses a magnetic grinding and polishing device for a brake drum shell, and relates to the technical field of brake drum shell machining. The polishing machine comprises a main machine, an annular baffle, a polishing barrel, a limiting assembly and a placement frame, the annular baffle is fixed to the top face of the main machine, the polishing barrel is placed on the top face, located on the inner side of the annular baffle, of the main machine, the limiting assembly is slidably connected to the top of the annular baffle, and the placement frame is inserted into the polishing barrel. According to the grinding and polishing device, the annular baffle and the limiting assembly are additionally arranged, through blocking of the annular baffle and pressing limiting of the limiting assembly, during grinding and polishing, deviation of the polishing barrel can be effectively prevented, and the use safety performance is improved; the brake drum shells can be hung and placed one by one through the placing frames, so that the multiple brake drum shells cannot be collided and rubbed when being ground in the polishing barrel, scratches cannot be easily generated on the surfaces of the brake drum shells, and the quality of the brake drum shells is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of brake drum shell processing, in particular to a magnetic grinding and polishing device for a brake drum shell. Background Art

[0002] When processing the brake drum shell, in order to improve the quality of the brake drum shell, a magnetic grinding and polishing device will be used to grind and polish the processed brake drum shell. There are many types of existing magnetic grinding and polishing devices. In the existing public documents, CN219170535U-a magnetic polishing machine is publicly provided with a base and a polishing barrel. A support plate and a slot are installed on the upper side of the base. The lower part of the polishing barrel is located in the slot. A first motor is installed on the lower side of the inner wall of the base. A magnetic disk is installed at the output end of the first motor. Two screws are rotatably matched in the support plate. A first gear is installed at the lower end of the screw. A second motor is installed in the base. A second gear is installed at the output end of the second motor. A synchronous belt is provided on the circumferential side of the first gear and the two second gears. A sealing assembly corresponding to the two screws is slidably matched on the support plate. Although it can be used for grinding and polishing the brake drum shell, it still has the following disadvantages:

[0003] 1. The existing magnetic polishing machine has a polishing barrel that is easily misaligned during grinding and polishing, and the safety performance of use is not strong.

[0004] 2. In the existing magnetic polishing machine, during grinding and polishing, multiple brake drum shells will collide and rub in the polishing barrel, which can easily cause scratches and affect the quality of the brake drum shell.

[0005] Therefore, there is an urgent need for improved technologies to solve the above problems. Utility Model Content

[0006] The utility model aims to provide a magnetic grinding and polishing device for a brake drum shell, so that during grinding and polishing, the polishing barrel will not be offset, thereby improving safety, eliminating the hidden danger of collision and friction between adjacent brake drum shells in the polishing barrel, preventing scratches, and improving product quality.

[0007] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0008] The utility model discloses a magnetic grinding and polishing device for a brake drum shell, comprising a main machine, an annular baffle, a polishing barrel, a limiting component and a placing rack. The top surface of the main machine is fixed with the annular baffle, the top surface of the main machine located inside the annular baffle is placed with the polishing barrel, the top of the annular baffle is slidably connected with the limiting component, and the placing rack is inserted inside the polishing barrel.

[0009] Furthermore, a touch screen is fixed on the front of the main unit, a slide groove is provided on the top surface of the annular baffle, and the inner wall of the slide groove is smooth.

[0010] Furthermore, the limiting assembly includes limiting members and a connecting ring, a group of limiting members are connected by the connecting ring, and the group of limiting members are distributed in a ring shape.

[0011] Furthermore, the limiting member includes a column rod, a ball block, an adjustment plate, a screw rod, a rubber pressure plate, a connecting plate, a movable rod and a nut. The bottom end of the column rod is fixed with a ball block, the top end of the column rod is fixed with an adjustment plate, the screw rod crosses the center hole of the adjustment plate, the two movable rods cross the two side holes of the adjustment plate respectively, the inner end of the screw rod is fixed to the inner side of the rubber pressure plate, the outer ends of the two adjustment plates are jointly fixed to the inner side of the connecting plate, and nuts are threadedly connected to the screw rods on both sides of the adjustment plate.

[0012] Furthermore, the outer surface of the ball block is smooth, and the size of the slide groove matches the size of the ball block.

[0013] Furthermore, the placement rack includes a column and hanging rods, and a group of evenly distributed hanging rods are fixed on the column.

[0014] Furthermore, a center column is fixed in the middle of the polishing barrel, and the size of the center column matches the size of the column tube.

[0015] The utility model has the following beneficial effects:

[0016] 1. An annular baffle and a limit assembly are added. The blocking of the annular baffle and the pressing and limiting of the limit assembly can effectively prevent the polishing barrel from deviating during grinding and polishing, thereby improving the safety performance of use.

[0017] 2. A placing rack is provided for use with the polishing barrel. The placing rack can be used to hang the outer shells of the brake drums one by one, so that multiple outer shells of the brake drums will not collide or rub when they are ground in the polishing barrel, making it difficult for scratches to appear on the surface of the outer shells of the brake drums, thereby improving the quality of the outer shells of the brake drums. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of a magnetic grinding and polishing device for a brake drum shell;

[0019] Figure 2 is a schematic diagram of the structure of the annular baffle;

[0020] Figure 3 It is a schematic diagram of the assembly structure of the polishing barrel and the placement rack;

[0021] Figure 4 It is a structural schematic diagram of the limit assembly;

[0022] Figure 5 It is a schematic diagram of the structure of the limiter.

[0023] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0024] 1. Main unit; 11. Touch screen; 2. Annular baffle; 21. Slide; 3. Polishing barrel; 31. Middle column; 4. Limiting assembly; 41. Limiting piece; 42. Connecting ring; 410. Column rod; 411. Ball block; 412. Adjusting plate; 413. Screw rod; 414. Rubber pressure plate; 415. Connecting plate; 416. Movable rod; 417. Nut; 5. Placement rack; 51. Column tube; 52. Hanging rod. DETAILED DESCRIPTION

[0025] The technical solution of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention and the accompanying drawings of the specification.

[0026] See also Figure 1-3 As shown, the utility model is a magnetic grinding and polishing device for a brake drum shell, comprising a main unit 1, an annular baffle 2 and a polishing barrel 3, a touch screen 11 is fixed to the front of the main unit 1, an annular baffle 2 is fixed to the top surface of the main unit 1, a polishing barrel 3 is placed on the top surface of the main unit 1 located inside the annular baffle 2, a center column 31 is fixed in the middle of the polishing barrel 3, a placing rack 5 is inserted in the polishing barrel 3, the placing rack 5 comprises a column tube 51 and a hanging rod 52, a group of evenly distributed hanging rods 52 are fixed on the column tube 51, and the size of the center column 31 matches the size of the column tube 51.

[0027] The above-mentioned setting is specifically applied as follows: when grinding the brake drum shell, first place the polishing barrel 3 in the annular baffle 2 on the top surface of the main unit 1, then pour the grinding magnetic needle into the interior of the polishing barrel 3, then place the brake drum shells one by one on the hanging rod 52 of the placement rack 5, and then vertically insert the column tube 51 on the middle column 31 of the polishing barrel 3, so that the middle column 31 is completely inserted into the column tube 51, and then pour the polishing liquid into the polishing barrel 3, operate the touch screen 11 to start the main unit 1, and perform grinding and polishing operations on the brake drum shell in the polishing barrel 3.

[0028] Among them Figure 1 and Figure 4-5As shown, the top surface of the annular baffle 2 is provided with a slide groove 21, the inner wall of the slide groove 21 is smooth, the top of the annular baffle 2 is slidably connected to the limit assembly 4, the limit assembly 4 includes a limit member 41 and a connecting ring 42, a group of limit members 41 are connected by the connecting ring 42, a group of limit members 41 are distributed in an annular shape, and the limit member 41 includes a column rod 410, a ball block 411, an adjustment plate 412, a screw rod 413, a rubber pressure plate 414, a connecting plate 415, a movable rod 416 and a nut 4 17. A ball block 411 is fixed to the bottom end of the column 410, an adjusting plate 412 is fixed to the top end of the column 410, a screw rod 413 crosses the center hole of the adjusting plate 412, two movable rods 416 cross the two side holes of the adjusting plate 412 respectively, the inner end of the screw rod 413 is fixed to the inner side of the rubber pressure plate 414, the outer ends of the two adjusting plates 412 are jointly fixed to the inner side of the connecting plate 415, and nuts 417 are threadedly connected to the screw rods 413 on both sides of the adjusting plate 412.

[0029] The above-mentioned setting is specifically applied as follows: before grinding and polishing, when the polishing barrel 3 is placed in the annular baffle 2 on the top surface of the main machine 1, the two nuts 417 of each limiting member 41 are screwed one by one, causing the rubber pressure plate 414 to move inward, thereby tightly pressing on the outer surface of the polishing barrel 3, and using a group of rubber pressure plates 414 of the limiting assembly 4 to synchronously press the polishing barrel 3 on the inner circle of the annular baffle 2 to limit the polishing barrel 3.

[0030] The above are only preferred embodiments of the present invention and do not limit the present invention. Any modification to the technical solutions recorded in the aforementioned embodiments and any equivalent replacement of some of the technical features therein, any modification, equivalent replacement, and improvement made are all within the protection scope of the present invention.

Claims

1. A magnetic grinding and polishing device for a brake drum shell, comprising a main machine (1), an annular baffle (2), a polishing barrel (3), a limit assembly (4), and a placement rack (5), characterized in that: An annular baffle (2) is fixed on the top surface of the main machine (1); a polishing barrel (3) is placed on the top surface of the main machine (1) inside the annular baffle (2); the top of the annular baffle (2) is slidably connected to a limiting component (4); and a placement rack (5) is inserted inside the polishing barrel (3).

2. A magnetic grinding and polishing device for a brake drum shell according to claim 1, characterized in that: A touch screen (11) is fixed on the front of the main unit (1), and a slide groove (21) is provided on the top surface of the annular baffle (2), wherein the inner wall of the slide groove (21) is smooth.

3. A magnetic grinding and polishing device for a brake drum shell according to claim 2, characterized in that: The limiting assembly (4) comprises a limiting member (41) and a connecting ring (42); a group of the limiting members (41) are connected via the connecting ring (42); and the group of the limiting members (41) are distributed in a ring shape.

4. A magnetic grinding and polishing device for a brake drum shell according to claim 3, characterized in that: The limiting member (41) comprises a column (410), a ball block (411), an adjustment plate (412), a screw (413), a rubber pressure plate (414), a connecting plate (415), a movable rod (416) and a nut (417). The ball block (411) is fixed to the bottom end of the column (410), the adjustment plate (412) is fixed to the top end of the column (410), the screw (413) passes through the center hole of the adjustment plate (412), the two movable rods (416) respectively pass through the two side holes of the adjustment plate (412), the inner end of the screw (413) is fixed to the inner side of the rubber pressure plate (414), the outer ends of the two adjustment plates (412) are fixed together to the inner side of the connecting plate (415), and nuts (417) are threadedly connected to the screws (413) located on both sides of the adjustment plate (412).

5. A magnetic grinding and polishing device for a brake drum shell according to claim 4, characterized in that: The outer surface of the ball block (411) is smooth, and the size of the slide groove (21) matches the size of the ball block (411).

6. The magnetic grinding and polishing device for a brake drum shell according to claim 1, characterized in that: The placement rack (5) comprises a column (51) and hanging rods (52), and a group of evenly distributed hanging rods (52) are fixed on the column (51).

7. A magnetic grinding and polishing device for a brake drum shell according to claim 6, characterized in that: A middle column (31) is fixed in the middle of the polishing barrel (3), and the size of the middle column (31) matches the size of the column barrel (51).

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