Grinding brush convenient to disassemble

Abstract

The utility model belongs to the technical field of grinding brushes, and particularly relates to a grinding brush convenient to disassemble, which comprises a control box and a rotating column, a clamping device is arranged in the rotating column, and the clamping device comprises two clamping plates, a mounting round rod, a movable clamping plate, a spring and a limiting screw rod. According to the grinding brush convenient to disassemble and assemble, in order to disassemble and assemble the grinding brush conveniently, when the grinding brush is installed, a limiting round rod is inserted into a rotating column, a clamping plate moves upwards under extrusion, then a spring presses a movable clamping plate downwards, and the movable clamping plate drives the clamping plate to be inserted into the limiting round rod, so that the limiting round rod cannot be separated from the interior of the rotating column; then a limiting screw rod penetrates through an arc plate and a clamping plate, a screw ring is screwed on the limiting screw rod, the positions of the clamping plate and the arc plate are kept relatively stable, then the position of the clamping plate is stable, when a control motor is started, a rotating shaft drives a rotating plate to rotate, and the rotating plate drives a rotating column and a grinding brush to rotate to work.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of grinding brush, especially to a grinding brush convenient to disassemble. BACKGROUND

[0002] In order to facilitate the disassembly of the grinding brush when it is damaged, a first magnet and a second magnet are used to ensure the stability of the structure by magnetic attraction of the two magnets in a kind of grinding brush convenient to disassemble disclosed on Chinese patent network (application number: 202121457011.4), but the magnet will be disturbed when it encounters some environments with magnetic field, thereby leading to poor stability of the overall structure, and the magnet will also cause poor magnetism after long-term use. SUMMARY

[0003] Based on the technical problem that the magnetism of the existing magnet will be disturbed to cause poor stability of the overall structure of the grinding brush, the utility model provides a kind of grinding brush convenient to disassemble.

[0004] The utility model provides a kind of grinding brush convenient to disassemble, including control box and rotating column, the inside of rotating column is provided with clamping device, the clamping device includes two clamping plates, installation round rod, mobile clamping plate, spring and limiting screw rod, the clamping plate is clamped into installation round rod inside and is positioned to installation round rod, the spring moves mobile clamping plate and makes mobile clamping plate drive clamping plate to move up and down, the limiting screw rod is turned into clamping plate and is positioned to clamping plate.

[0005] Preferably, the inside of the control box is provided with a control motor, the rotating shaft of the control motor is fixedly installed with a rotating plate, the outer surface of the rotating plate is fixedly installed with a limiting ring, the rotating plate and the limiting ring are both rotatably connected in the inside of the control box, and the rotating column is fixedly installed on the outer surface of the rotating plate.

[0006] Through the above technical scheme, when the control motor starts, the rotating shaft drives the rotating plate to rotate, and the limiting ring ensures that the rotating plate is stably clamped in the control box.

[0007] Preferably, the two clamping plates are respectively slidably inserted into the inside of the upper and lower ends of the rotating column, the two clamping plates are vertically symmetrically distributed with the axis of the rotating column as the center of symmetry, the mobile clamping plate is fixedly installed on the outer surface of the clamping plate, and the inside of the rotating column is provided with a clamping groove.

[0008] Through the above technical scheme, the two clamping plates are stably clamped in the rotating column and move smoothly, which facilitates the clamping of the connecting structure of the grinding brush by the clamping plate.

[0009] Preferably, the mobile card plate is slidingly inserted in the interior of the card slot, the spring is fixedly installed on the outer surface of the mobile card plate, the other end of the spring is fixedly connected with the interior of the card slot, and the two springs are vertically symmetrically distributed with the axis of the rotating column as the symmetric center.

[0010] Through the technical scheme, the spring presses down the mobile card plate, drives the clamping plate to move up and down, the mobile card plate slides in the card slot, and the clamping plate is stably clamped in the rotating column and cannot be separated from the interior of the rotating column.

[0011] Preferably, the outer side surface of the rotating column is fixedly installed with a circular arc plate at the upper end and the lower end, the two circular arc plates are vertically symmetrically distributed with the axis of the rotating column as the symmetric center, and the limiting screw is screwedly connected in the interior of the circular arc plate.

[0012] Through the technical scheme, the limiting screw passes through the interior of the circular arc plate and the interior of the clamping plate, so that the clamping plate and the circular arc plate are kept relatively stable, and the clamping plate is limited.

[0013] Preferably, the limiting screw is screwedly connected with the interior of the circular arc plate and the interior of the clamping plate, the outer surface of the limiting screw is screwedly connected with a screw ring, the mounting round rod is slidingly inserted in the interior of the rotating column, the lower end of the clamping plate located at the upper side is slidingly inserted in the interior of the mounting round rod, the upper end of the clamping plate located at the lower side is slidingly inserted in the interior of the mounting round rod, and the front end of the mounting round rod is fixedly installed with a grinding brush.

[0014] Through the technical scheme, the screw ring is screwed on the limiting screw, the clamping plate is kept stable, the clamping plate is inserted in the limiting round rod, and the limiting round rod is clamped in the rotating column and cannot be separated from the interior of the rotating column.

[0015] The beneficial effects of the present application are as follows:

[0016] The clamping device is arranged, the limiting round rod is inserted into the rotating column when the grinding brush is installed, the clamping plate is pressed and moves upward, the spring presses down the mobile card plate, the mobile card plate drives the clamping plate to be inserted in the interior of the limiting round rod, the limiting round rod cannot be separated from the interior of the rotating column, the limiting screw passes through the interior of the circular arc plate and the interior of the clamping plate, and the screw ring is screwed on the limiting screw, so that the position of the clamping plate and the circular arc plate is kept relatively stable, the position of the clamping plate is kept stable, the rotating plate is driven to rotate by the rotating shaft when the motor is started, the rotating column and the grinding brush are driven to rotate by the rotating plate, and the grinding brush is worked, and the effect of keeping the overall structure of the grinding brush stable is achieved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 The present application provides a grinding brush convenient to disassemble, and a schematic view of the grinding brush is shown in the drawings.

[0018] Fig. 2 The utility model provides a control box structure section view of convenient disassembly's grinding brush,

[0019] Fig. 3 The utility model provides a rotating column structure section view of convenient disassembly's grinding brush.

[0020] In the drawing: 1, control box;11, control motor;12, rotating plate;13, limit ring;2, rotating column;21, clamping groove;22, circular arc plate;3, clamping plate;4, installation round stick;41, grinding brush;5, moving clamping plate;6, spring;7, limit screw;71, screw ring. Specific implementation

[0021] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0022] Reference Figs. 1-3 A kind of convenient disassembly's grinding brush, including control box 1 and rotating column 2, to facilitate the disassembly of grinding brush 41, rotating column 2 inside is provided with clamping device, clamping device includes two clamping plates 3, installation round stick 4, moving clamping plate 5, spring 6 and limit screw 7, clamping plate 3 is clamped into the inside of installation round stick 4 and limits installation round stick 4, spring 6 moves clamping plate 5 and makes clamping plate 3 move up and down, limit screw 7 is turned into clamping plate 3 and limits clamping plate 3.

[0023] To ensure that rotating plate 12 is stably clamped in control box 1 and rotates, the inside of control box 1 is provided with control motor 11, the rotating shaft of control motor 11 is fixedly installed with rotating plate 12, the outer surface of rotating plate 12 is fixedly installed with limit ring 13, rotating plate 12 and limit ring 13 are all rotatably connected in the inside of control box 1, rotating column 2 is fixedly installed on the outer surface of rotating plate 12, when control motor 11 starts, the rotating shaft drives rotating plate 12 to rotate, and limit ring 13 ensures that rotating plate 12 is stably clamped in control box 1 and rotates.

[0024] To facilitate the clamping of the connecting structure of grinding brush 41, two clamping plates 3 are respectively slidably inserted into the inside of the upper and lower ends of rotating column 2, two clamping plates 3 are vertically symmetrically distributed with the axis of rotating column 2 as the center of symmetry, moving clamping plate 5 is fixedly installed on the outer surface of clamping plate 3, clamping groove 21 is formed in the inside of rotating column 2, two clamping plates 3 are stably clamped in rotating column 2 and move smoothly, and clamping plate 3 is convenient for clamping the connecting structure of grinding brush 41.

[0025] In order to ensure that the clamping plate 3 is stably clamped in the rotating column 2 and cannot be separated from the inside of the rotating column 2, the moving clamping plate 5 is slidingly inserted in the inside of the clamping groove 21, the spring 6 is fixedly installed on the outer surface of the moving clamping plate 5, the other end of the spring 6 is fixedly connected with the inside of the clamping groove 21, the two springs 6 are vertically symmetrically distributed with the axis of the rotating column 2 as the symmetric center, the spring 6 presses down the moving clamping plate 5, drives the clamping plate 3 to move up and down, the moving clamping plate 5 slides in the clamping groove 21, ensures that the clamping plate 3 is stably clamped in the rotating column 2 and cannot be separated from the inside of the rotating column 2.

[0026] In order to ensure that the clamping plate 3 and the circular arc plate 22 are relatively stable, the outer surface of the rotating column 2 is fixedly installed with the circular arc plate 22 at the upper end and the lower end, the two circular arc plates 22 are vertically symmetrically distributed with the axis of the rotating column 2 as the symmetric center, the limiting screw rod 7 is threadedly connected in the inside of the circular arc plate 22, the limiting screw rod 7 passes through the inside of the circular arc plate 22 and the clamping plate 3, so that the clamping plate 3 and the circular arc plate 22 are relatively stable, and the clamping plate 3 is limited.

[0027] In order to ensure that the limiting circular rod is clamped in the rotating column 2 and cannot be separated, the limiting screw rod 7 is threadedly connected with the inside of the clamping plate 3 through the inside of the circular arc plate 22, the outer surface of the limiting screw rod 7 is threadedly connected with the screw ring 71, the installation circular rod 4 is slidingly inserted in the inside of the rotating column 2, the lower end of the clamping plate 3 located at the upper end is slidingly inserted in the inside of the installation circular rod 4, the upper end of the clamping plate 3 located at the lower end is slidingly inserted in the inside of the installation circular rod 4, the front end of the installation circular rod 4 is fixedly installed with the grinding brush 41, the screw ring 71 is screwed on the limiting screw rod 7, the clamping plate 3 is stably ensured, and the clamping plate 3 is inserted in the inside of the limiting circular rod, so that the limiting circular rod is clamped in the rotating column 2 and cannot be separated.

[0028] By setting the clamping device, in order to facilitate the disassembly and assembly of the grinding brush 41, when the grinding brush 41 is installed, the limiting circular rod is inserted into the rotating column 2, the clamping plate 3 is pressed and moves up, then the spring 6 presses down the moving clamping plate 5, the moving clamping plate 5 drives the clamping plate 3 to be inserted in the inside of the limiting circular rod, so that the limiting circular rod cannot be separated from the inside of the rotating column 2, then the limiting screw rod 7 passes through the inside of the circular arc plate 22 and the clamping plate 3, and the screw ring 71 is screwed on the limiting screw rod 7, so that the positions of the clamping plate 3 and the circular arc plate 22 are relatively stable, and the position of the clamping plate 3 is stable, and when the control motor 11 is started, the rotating shaft drives the rotating plate 12 to rotate, the rotating plate 12 drives the rotating column 2 and the grinding brush 41 to rotate and work, so that the overall structure of the grinding brush 41 is stably ensured.

[0029] Working principle: in order to facilitate the disassembly and installation of the grinding brush 41, when installing the grinding brush 41, the limiting round rod is inserted into the rotating column 2, the clamping plate 3 is extruded and moves upward, and then the spring 6 presses the moving clamping plate 5 downward, the moving clamping plate 5 drives the clamping plate 3 to be inserted into the limiting round rod, so that the limiting round rod cannot be separated from the inside of the rotating column 2, then the limiting screw rod 7 passes through the arc plate 22 and the inside of the clamping plate 3, and then the screw ring 71 is screwed on the limiting screw rod 7, so that the positions of the clamping plate 3 and the arc plate 22 are kept relatively stable, thereby the position of the clamping plate 3 is stable, and when the control motor 11 starts, the rotating shaft drives the rotating plate 12 to rotate, the rotating plate 12 drives the rotating column 2 and the grinding brush 41 to rotate and work.

[0030] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this. Any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A detachable abrasive brush comprising a control box (1) and a rotating column (2), characterized in that: The rotating column (2) is internally provided with clamping devices, the clamping devices include two clamping plates (3), a mounting round rod (4), a moving clamping plate (5), a spring (6) and a limiting screw rod (7), the clamping plate (3) is clamped into the inside of the mounting round rod (4) to limit the mounting round rod (4), the spring (6) moves the moving clamping plate (5) to drive the clamping plate (3) to move up and down, and the limiting screw rod (7) is rotated into the clamping plate (3) to limit the clamping plate (3).

2. The detachable abrasive brush of claim 1, wherein: The control box (1) is internally provided with a control motor (11), a rotating plate (12) is fixedly installed on the rotating shaft of the control motor (11), a limiting ring (13) is fixedly installed on the outer surface of the rotating plate (12), and the rotating plate (12) and the limiting ring (13) are both rotationally connected in the control box (1). The rotating column (2) is fixedly installed on the outer surface of the rotating plate (12).

3. The detachable abrasive brush of claim 1, wherein: The two clamping plates (3) are respectively slidably inserted into the upper and lower ends of the rotating column (2), the two clamping plates (3) are vertically symmetrically distributed with the axis of the rotating column (2) as the center of symmetry, the moving clamping plate (5) is fixedly installed on the outer surface of the clamping plate (3), and the rotating column (2) is internally provided with a clamping groove (21).

4. The detachable abrasive brush of claim 3, wherein: The moving clamping plate (5) is slidably inserted into the clamping groove (21), the spring (6) is fixedly installed on the outer surface of the moving clamping plate (5), the other end of the spring (6) is fixedly connected with the inside of the clamping groove (21), and the two springs (6) are vertically symmetrically distributed with the axis of the rotating column (2) as the center of symmetry.

5. The detachable abrasive brush of claim 1, wherein: The outer side surface of the rotating column (2) is fixedly installed with an arc plate (22) at the upper end and the lower end, the two arc plates (22) are vertically symmetrically distributed with the axis of the rotating column (2) as the center of symmetry, and the limiting screw rod (7) is threadedly connected in the arc plate (22).

6. A detachable abrasive brush according to claim 5, wherein: The limiting screw rod (7) is threadedly connected through the inside of the arc plate (22) and the inside of the clamping plate (3), the outer surface of the limiting screw rod (7) is threadedly connected with a screw ring (71), the mounting round rod (4) is slidably inserted into the rotating column (2), the lower end of the clamping plate (3) located at the upper side is slidably inserted into the inside of the mounting round rod (4), the upper end of the clamping plate (3) located at the lower side is slidably inserted into the inside of the mounting round rod (4), and the front end of the mounting round rod (4) is fixedly installed with a grinding brush (41).

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