Inner wall polishing device for hydraulic cylinder machining

Abstract

The utility model relates to the technical field of grinding and polishing, and discloses an inner wall polishing device for hydraulic cylinder machining, which comprises a workbench and a driving motor, the output end of the driving motor is connected with a driving rotating shaft, the driving rotating shaft is connected with a first bevel gear, and the first bevel gear is meshed with a second bevel gear and a third bevel gear. A first bevel gear is meshed with a second bevel gear, a third bevel gear is meshed with a second bevel gear, a rotating column is installed at the bottom end of the rotating column, a movable lantern ring is installed at the bottom end of the rotating column, the movable lantern ring is connected with a plurality of connecting rods, the connecting rods are connected with a plurality of clamping plates, a plurality of arc-shaped blocks are arranged in the workbench, and a plurality of clamping grooves are formed in the arc-shaped blocks. The third bevel gear is coaxially provided with a rotating column, the movable lantern ring is connected with a plurality of clamping plates, the third bevel gear drives the clamping plates to rotate clockwise, the second bevel gear drives the rotating disc to rotate anticlockwise, the barrel and the grinding piece move oppositely, and the grinding efficiency of the hydraulic cylinder barrel is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding and polishing, in particular to an inner wall polishing device for hydraulic cylinder processing. Background Art

[0002] The hydraulic cylinder is an actuator in the hydraulic transmission system. It is an energy conversion device that converts hydraulic energy into mechanical energy. Unlike other hydraulic devices, hydraulic cylinders mostly realize reciprocating motion. The structural types of hydraulic cylinders are piston cylinders, plunger cylinders, and swing cylinders. Piston cylinders and plunger cylinders use output speed and thrust to perform reciprocating linear motion, and the hydraulic cylinder barrel needs to be smooth enough to achieve this reciprocating linear motion.

[0003] According to the Chinese patent publication number "CN216098266U", a patent document entitled "A device for polishing the inner wall of a hydraulic cylinder barrel" is disclosed. The device uses a vortex turntable to drive a polishing column to polish hydraulic cylinder barrels of different sizes, but the device is only suitable for different inner diameters of the barrel and cannot adapt to different barrel heights. Moreover, the barrel is in a fixed state, and there is still room for improvement in polishing efficiency.

[0004] Therefore, we designed an inner wall polishing device for hydraulic cylinder processing. Utility Model Content

[0005] The utility model aims to solve the problems in the prior art that the device cannot adapt to cylinders of different heights and has low grinding efficiency, and proposes an inner wall polishing device for hydraulic cylinder processing.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A hydraulic cylinder inner wall polishing device comprises a workbench and a driving motor, wherein the output end of the driving motor is connected to a driving shaft, the driving shaft is connected to a first bevel gear, the first bevel gear is meshingly connected to a second bevel gear and a third bevel gear, the third bevel gear is coaxially mounted with a rotating column, a movable collar is mounted at the bottom end of the rotating column, the movable collar is connected to a plurality of connecting rods, the connecting rods are connected to a plurality of clamping plates, a plurality of arc blocks are arranged in the workbench, and a plurality of clamping grooves are provided in the arc blocks.

[0008] Preferably, a rotating disk is installed on the workbench, and a plurality of loading plates are installed on the rotating disk, and the loading plates are distributed in a circular array on the rotating disk.

[0009] Preferably, a limit block is provided at the top of the rotating column, a mounting piece is coaxially provided on the rotating column, the mounting piece is connected to a plurality of telescopic rods, and the telescopic rods are connected to grinding sheets.

[0010] Preferably, a screw rod is installed on the loading plate, one end of the screw rod is connected to a rotating handle, and the other end of the screw rod is connected to a clamping block.

[0011] Preferably, a compression spring is coaxially arranged on the telescopic rod, and the compression spring is connected to the grinding sheet.

[0012] Preferably, a load-bearing frame is installed on the workbench, the load-bearing frame is located below the rotating disk, and the load-bearing frame connects two ends of the workbench.

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

[0014] The utility model adopts a first bevel gear meshingly connected with a second bevel gear and a third bevel gear, the third bevel gear is coaxially installed with a rotating column, and a movable collar is connected to a plurality of clamping plates. The clamping plates are driven to rotate clockwise by the third bevel gear, and the second bevel gear drives the rotating disk to rotate counterclockwise, so that the cylinder body and the grinding sheet move in opposite directions, thereby further improving the grinding efficiency of the hydraulic cylinder cylinder body.

[0015] The utility model adopts a rotating column connected with a plurality of clamping plates, a plurality of arc blocks are arranged in a workbench, a plurality of clamping slots are opened in the arc blocks, and the clamping plates are matched with the clamping slots by manually lifting the rotating column and rotating the movable sleeve ring to adapt to hydraulic cylinder bodies of different heights.

[0016] In summary, the utility model is reasonably designed and can not only adapt to hydraulic cylinder bodies of different heights, but also further improve the grinding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of an inner wall polishing device for hydraulic cylinder machining proposed by the utility model;

[0018] Figure 2 This is a front view of an inner wall polishing device for hydraulic cylinder machining proposed by the utility model;

[0019] Figure 3 A top view of an inner wall polishing device for hydraulic cylinder machining proposed by the utility model;

[0020] Figure 4 The utility model is a schematic diagram of the lifting structure of an inner wall polishing device for hydraulic cylinder processing.

[0021] In the figure: 1. workbench; 2. drive motor; 3. drive shaft; 4. first bevel gear; 5. rotating disk; 6. rotating column; 7. mounting piece; 8. limit block; 9. telescopic rod; 10. compression spring; 11. grinding disc; 12. loading plate; 13. screw rod; 14. rotating handle; 15. clamping block; 16. second bevel gear; 17. third bevel gear; 18. movable collar; 19. connecting rod; 20. clamping plate; 21. arc block; 22. clamping groove; 23. load-bearing frame. DETAILED DESCRIPTION

[0022] Reference Figure 1-Figure 4A hydraulic cylinder inner wall polishing device comprises a workbench 1 and a driving motor 2, wherein the output end of the driving motor 2 is connected to a driving shaft 3, the driving shaft 3 is connected to a first bevel gear 4, the first bevel gear 4 is meshedly connected to a second bevel gear 16 and a third bevel gear 17, the third bevel gear 17 is coaxially mounted with a rotating column 6, a movable collar 18 is mounted at the bottom end of the rotating column 6, the movable collar 18 is connected to a plurality of connecting rods 19, the connecting rods 19 are connected to a plurality of clamping plates 20, a plurality of arc blocks 21 are arranged in the workbench 1, a plurality of clamping grooves 22 are opened in the arc blocks 21, and a plurality of clamping plates 20 are installed on the workbench 1 A rotating disk 5 is provided with a plurality of loading plates 12, which are distributed in a circular array on the rotating disk 5. A limit block 8 is provided at the top of the rotating column 6. A mounting member 7 is coaxially provided on the rotating column 6. The mounting member 7 is connected to a plurality of telescopic rods 9. The telescopic rods 9 are connected to a grinding sheet 11. A screw 13 is provided on the loading plate 12. A rotating handle 14 is connected to one end of the screw 13. A clamping block 15 is connected to the other end of the screw 13. A compression spring 10 is coaxially provided on the telescopic rod 9. The compression spring 10 is connected to the grinding sheet 11. The cylinder is placed on the rotating disk 5. By rotating the rotating handle 14 , so that the screw 13 rotates synchronously, thereby pushing the clamping block 15 to reciprocate back and forth, so that the clamping block 15 fits with the cylinder body to play a role of clamping and fixing. After the cylinder body is fixed on the rotating disk 5, the rotating column 6 is manually lifted and lowered, and the rotating column 6 drives the mounting part 7 to synchronously lift and lower, so that the grinding sheet 11 can adapt to cylinders of different heights. After the rotating column 6 is lifted and lowered to a suitable position, the movable collar 18 is rotated, so that the movable collar 18 drives the card plate 20 to rotate synchronously through the connecting rod 19, and the card plate 20 is rotated into the card slot 22 on the arc block 21, so that the card plate 20 and the card slot 22 The height of the rotating column 6 is fixed by the cooperation, thereby driving the driving motor 2 to rotate the driving shaft 3. The rotation of the driving shaft 3 drives the first bevel gear 4 to rotate synchronously. The first bevel gear 4 drives the second bevel gear 16 and the third bevel gear 17 to move in coordination. The third bevel gear 17 drives the rotating column 6 to rotate clockwise. The second bevel gear 16 drives the rotating disk 5 to rotate counterclockwise. The rotation of the rotating column 6 causes the grinding sheet 11 to rotate clockwise synchronously, while the cylinder body rotates counterclockwise synchronously on the rotating disk 5. The grinding sheet 11 and the cylinder body rotate in opposite directions, thereby making the grinding efficiency of the device higher.

[0023] A load-bearing frame 23 is installed on the workbench 1. The load-bearing frame 23 is located below the rotating disk 5. The load-bearing frame 23 connects the two ends of the workbench 1. The shape design of the load-bearing frame 23 can not only play a load-bearing effect but also leave a lot of space, which is convenient for workers to disassemble and inspect the transmission structure.

[0024] The working principle of the utility model is as follows: a workbench 1 and a driving motor 2, the output end of the driving motor 2 is connected to a driving shaft 3, the driving shaft 3 is connected to a first bevel gear 4, the first bevel gear 4 is meshingly connected to a second bevel gear 16 and a third bevel gear 17, the third bevel gear 17 is coaxially mounted with a rotating column 6, a movable collar 18 is mounted at the bottom end of the rotating column 6, the movable collar 18 is connected to a plurality of connecting rods 19, the connecting rods 19 are connected to a plurality of clamping plates 20, a plurality of arc blocks 21 are arranged in the workbench 1, the arc blocks 21 are provided with a plurality of clamping grooves 22, the clamping plates 20 are driven to rotate clockwise by the third bevel gear 17, the second bevel gear 16 drives the rotating disk 5 to rotate counterclockwise, so that the cylinder and the grinding sheet 11 move in opposite directions, further improving the grinding efficiency.

[0025] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An inner wall polishing device for hydraulic cylinder machining, comprising a workbench (1) and a drive motor (2), characterized in that: The output end of the driving motor (2) is connected to a driving shaft (3), the driving shaft (3) is connected to a first bevel gear (4), the first bevel gear (4) is meshingly connected to a second bevel gear (16) and a third bevel gear (17), the third bevel gear (17) is coaxially mounted with a rotating column (6), a movable collar (18) is mounted at the bottom end of the rotating column (6), the movable collar (18) is connected to a plurality of connecting rods (19), the connecting rods (19) are connected to a plurality of clamping plates (20), a plurality of arc blocks (21) are arranged in the workbench (1), and a plurality of clamping grooves (22) are provided in the arc blocks (21).

2. The inner wall polishing device for hydraulic cylinder machining according to claim 1, characterized in that: A rotating disk (5) is mounted on the workbench (1), and a plurality of loading plates (12) are mounted on the rotating disk (5), wherein the loading plates (12) are distributed in a circular array on the rotating disk (5).

3. The inner wall polishing device for hydraulic cylinder machining according to claim 1, characterized in that: A limit block (8) is provided at the top of the rotating column (6), a mounting member (7) is coaxially provided on the rotating column (6), the mounting member (7) is connected to a plurality of telescopic rods (9), and the telescopic rods (9) are connected to grinding plates (11).

4. The inner wall polishing device for hydraulic cylinder machining according to claim 2, characterized in that: A screw rod (13) is mounted on the loading plate (12); one end of the screw rod (13) is connected to a rotating handle (14); and the other end of the screw rod (13) is connected to a clamping block (15).

5. The inner wall polishing device for hydraulic cylinder machining according to claim 3, characterized in that: A compression spring (10) is coaxially arranged on the telescopic rod (9), and the compression spring (10) is connected to the grinding plate (11).

6. The inner wall polishing device for hydraulic cylinder machining according to claim 1, characterized in that: A load-bearing frame (23) is installed on the workbench (1), the load-bearing frame (23) is located below the rotating disk (5), and the load-bearing frame (23) connects two ends of the workbench (1).

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