Hydraulic cylinder piston polishing structure

Abstract

The hydraulic cylinder piston polishing structure comprises a polishing table, a vertical column is fixedly connected to the middle of the rear side wall of the polishing table, a transverse plate is fixedly connected to the upper side of the front side wall of the vertical column, and a polishing block is arranged on the front side of the vertical column and located above the polishing table. A first motor is fixedly connected to the middle of the bottom of the grinding table through bolts, and an output shaft of the first motor penetrates through the grinding table, extends to the outer side of the grinding table and is fixedly connected with a containing disc. According to the hydraulic cylinder piston grinding structure, the structural design is reasonable, a piston can be conveniently ground, the working efficiency is improved while the labor amount of workers is reduced, and chippings and dust generated during grinding can be collected.

Description

TECHNICAL FIELD

[0001] The utility model relates to hydraulic cylinder piston processing technical field, concretely is a hydraulic cylinder piston polishing structure. BACKGROUND

[0002] Hydraulic cylinder piston as hydraulic cylinder key component, by piston head, skirt, ring etc, in the cylinder barrel movement according to hydraulic oil pressure difference, its material is various, sealing mode is multiple and cooperates closely with cylinder barrel, piston rod to realize hydraulic energy and mechanical energy conversion and guarantee hydraulic cylinder normal work, the outer cylindrical surface of piston usually has burrs and uneven in production, usually need to pass through the way of polishing to make piston surface become smooth to improve air tightness.

[0003] The existing in the polishing of piston mostly still adopts the manual polishing mode, and the labor is very cumbersome and great, and the physical consumption of workers is great along with time, thereby leading to the reduction of operation efficiency, and therefore we propose a hydraulic cylinder piston polishing structure. UTILITY MODEL CONTENT

[0004] The utility model discloses a hydraulic cylinder piston polishing structure to solve the problem that the existing in the polishing of piston mostly still adopts the manual polishing mode, and the labor is very cumbersome and great, and the physical consumption of workers is great along with time, thereby leading to the reduction of operation efficiency.

[0005] To realize above-mentioned purpose, the utility model provides the following technical scheme: a kind of hydraulic cylinder piston polishing structure, including polishing table, the middle of rear side wall of polishing table is fixedly connected with vertical column, the upper side of the front side wall of vertical column is fixedly connected with horizontal plate, the front side of vertical column and above the polishing table are equipped with polishing block, the middle of the bottom of polishing table is fixedly connected with first motor by bolt, the output shaft of first motor extends to the outside of polishing table and is fixedly connected with placing disc by penetrating polishing table;

[0006] The top of polishing table and below the placing disc are opened with collection ring groove.

[0007] As the further description of above-mentioned technical scheme:

[0008] The bottom of the transverse plate is provided with a limiting transverse groove on the left and right sides, and the two limiting transverse grooves are connected, the right side wall of the transverse plate is fixedly connected with a second motor through a bolt, the inner cavity wall of the left limiting transverse groove is rotatably connected with a bidirectional screw rod through a bearing, the right end of the bidirectional screw rod is fixedly connected with the output shaft of the second motor, the outer side wall of the bidirectional screw rod is screw-connected with a traction vertical block on the left and right sides, and the outer side wall of the traction vertical block is slidably connected with the inner cavity wall of the limiting transverse groove, and the bottom of the traction vertical block extends to the outside of the limiting transverse groove and is fixedly connected with a U-shaped block.

[0009] As a further description of the above technical solution:

[0010] The front side wall of the vertical column is provided with a height adjusting groove on the lower side, the inner cavity wall of the height adjusting groove is rotatably connected with an adjusting screw rod through a bearing on the top rear side, the bottom rear side of the vertical column is fixedly connected with a third motor through a bolt, the output shaft of the third motor is fixedly connected with the bottom end of the adjusting screw rod, the outer side wall of the adjusting screw rod is screw-connected with a hollow block, the outer side wall of the hollow block is slidably connected with the inner cavity wall of the height adjusting groove, the inner cavity wall of the hollow block is fixedly connected with a first electric telescopic rod at the middle rear side, the front end of the first electric telescopic rod extends to the outside of the vertical column and is fixedly connected with a mounting plate, and the front side wall of the mounting plate is detachably connected with the rear side wall of the polishing block.

[0011] As a further description of the above technical solution:

[0012] The rear side wall of the mounting plate is fixedly connected with a limiting rod on the left and right sides, the rear end of the limiting rod extends to the inner cavity of the hollow block, and the outer side wall of the limiting rod is slidably connected with the inside of the hollow block.

[0013] As a further description of the above technical solution:

[0014] The bottom of the transverse plate is provided with a limiting transverse groove on the left and right sides, and the two limiting transverse grooves are connected, the right side wall of the transverse plate is fixedly connected with a second motor through a bolt, the inner cavity wall of the left limiting transverse groove is rotatably connected with a bidirectional screw rod through a bearing, the right end of the bidirectional screw rod is fixedly connected with the output shaft of the second motor, the outer side wall of the bidirectional screw rod is screw-connected with a traction vertical block on the left and right sides, and the outer side wall of the traction vertical block is slidably connected with the inner cavity wall of the limiting transverse groove, and the bottom of the traction vertical block extends to the outside of the limiting transverse groove and is fixedly connected with a U-shaped block, and the bottom of the U-shaped block is fixedly connected with a pressing longitudinal plate.

[0015] As a further description of the above technical solution:

[0016] The bottom of the placing disc is fixedly connected with a connecting block on the left side, the bottom of the connecting block extends to the inner cavity of the collecting ring groove and is fixedly connected with a brush, and the bottom of the brush is in contact with the bottom of the inner cavity wall of the collecting ring groove.

[0017] As a further description of the above technical solution:

[0018] The bottom right side of the polishing table is screw-connected with a collecting cylinder, which is communicated with the collecting ring groove.

[0019] As a further description of the above technical solution:

[0020] The top of the placing disc is uniformly provided with leakage holes, and the top of the placing disc is provided with an anti-skid gasket.

[0021] As a further description of the above technical solution:

[0022] The front side wall of the mounting plate and located at the left and right sides of the polishing block is provided with suction ports.

[0023] As a further description of the above technical solution:

[0024] The bottom of the vertical column and located at the front side of the third motor is provided with a small industrial dust collector, which is communicated with the two suction ports through a hose.

[0025] Compared with the prior art, the utility model has the advantages that:

[0026] 1. The hydraulic cylinder piston polishing structure, by placing the piston on the placing disc, the clamping roller cooperates with the U-shaped block, the traction vertical block, the bidirectional screw rod, the limiting transverse groove and the second motor to clamp and limit the piston, and then the second electric telescopic rod and the pressing ball are pressed on the top of the piston through the pressing vertical plate, so that the placing disc is rotated by the first motor during polishing, so as to drive the piston to rotate together with the pressing ball and the clamping roller, the installation plate is moved by the first electric telescopic rod cooperated with the limiting rod, so that the polishing block is in contact with the piston, and the rotation of the piston is used to polish the outer cylindrical surface, and the hollow block cooperated with the height adjusting groove, the adjusting screw and the third motor are used to polish the outer cylindrical surface of the piston in all directions, so that the piston can be conveniently polished, the labor of workers is reduced, and the work efficiency is improved.

[0027] 2. The hydraulic cylinder piston polishing structure, by the suction port cooperated with the small industrial dust collector, the fine and light dust generated during polishing is attracted and collected, the larger and heavier debris falls through the leakage hole on the placing disc into the collecting ring groove for collection, and the connecting block is driven to rotate by the rotation of the placing disc during polishing, so that the brush is driven to rotate in the collecting ring groove to sweep the falling debris into the collecting cylinder, so that the debris and dust generated during polishing can be conveniently collected. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 The utility model provides a kind of hydraulic cylinder piston polishing structure's structure three-dimensional schematic view;

[0029] Figure 2The utility model provides a kind of hydraulic cylinder piston polishing structure's structure main view section view schematic diagram is proposed in the utility model;

[0030] Figure 3 The utility model provides a kind of hydraulic cylinder piston polishing structure's structure vertical column top view section view schematic diagram is proposed in the utility model;

[0031] Figure 4 The utility model provides a kind of hydraulic cylinder piston polishing structure's structure third motor rear view schematic diagram is proposed in the utility model;

[0032] Figure 5 A kind of hydraulic cylinder piston polishing structure's structure press longitudinal plate bottom view schematic diagram is proposed in the utility model;

[0033] Figure 6 The utility model provides a kind of hydraulic cylinder piston polishing structure's Figure 3 Enlarged structure schematic diagram in A place.

[0034] In the drawing: 100, polishing table;110, first motor;111, placing disc;120, collection ring groove;130, connecting block;131, brush;140, collection cylinder;150, leakage hole;200, vertical column;210, height adjusting groove;211, adjusting screw;212, third motor;213, hollow block;214, first electric telescopic rod;215, mounting plate;220, limit rod;230, suction port;240, small industrial dust collector;300, horizontal plate;310, limit horizontal groove;311, second motor;312, bidirectional screw;313, traction vertical block;314, U-shaped block;315, clamping roller;320, second electric telescopic rod;321, press longitudinal plate;322, press ball;400, polishing block. DETAILED DESCRIPTION

[0035] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, 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.

[0036] In the description of the utility model, it is necessary to understand that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" is the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as a limitation on the utility model. The features limited by "first" and "second" can be explicitly or implicitly included one or more features. In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0037] In the description of the utility model, it should be pointed out that, unless otherwise specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, and can also be detachably connected or integrally connected, can be mechanically connected, can also be electrically connected, can be directly connected, can be indirectly connected through an intermediate medium, and can be connected inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0038] The utility model provides a kind of hydraulic cylinder piston polishing structure, can conveniently polish piston, reduce the labor amount of worker while also improve work efficiency, can collect the debris and dust generated when polishing, please refer to Figures 1-6 Including polishing table 100;

[0039] Please refer to Figures 1-6The middle of the rear side wall of the polishing table 100 is fixedly connected with a vertical column 200, the vertical column 200 is used for installing a horizontal plate 300, the upper side of the front side wall of the vertical column 200 is fixedly connected with the horizontal plate 300, the horizontal plate 300 is used for cooperating with the clamping roller 315 to clamp and limit the piston, the front side of the vertical column 200 and above the polishing table 100 is provided with a polishing block 400, the polishing block 400 is used for polishing the piston, the middle of the bottom of the polishing table 100 is fixedly connected with a first motor 110 through bolts, the first motor 110 is used for driving the placing disc 111 to rotate to polish the piston, the output shaft of the first motor 110 extends to the outside of the polishing table 100 and is fixedly connected with the placing disc 111, the placing disc 111 is used for placing and rotating the piston, the middle of the bottom of the horizontal plate 300 is provided with a limiting horizontal groove 310 on the left and right sides, the limiting horizontal groove 310 is used for limiting the traction vertical block 313, the two limiting horizontal grooves 310 are communicated, the right side wall of the horizontal plate 300 is fixedly connected with a second motor 311 through bolts, the second motor 311 is used for driving the bidirectional screw rod 312 to rotate, the left side of the inner cavity wall of the left limiting horizontal groove 310 is rotatably connected with the bidirectional screw rod 312 through a bearing, the bidirectional screw rod 312 is used for driving the two traction vertical blocks 313 to move oppositely, the right end of the bidirectional screw rod 312 is fixedly connected with the output shaft of the second motor 311, the outer side wall of the bidirectional screw rod 312 is screwed with the traction vertical block 313 on the left and right sides, the traction vertical block 313 is used for driving the two clamping rollers 315 to move oppositely, and the outer side wall of the traction vertical block 313 is slidably connected with the inner cavity wall of the limiting horizontal groove 310, the bottom of the traction vertical block 313 extends to the outside of the limiting horizontal groove 310 and is fixedly connected with a U-shaped block 314, the U-shaped block 314 is used for installing the clamping roller 315, the bottom of the U-shaped block 314 on the left and right sides is rotatably connected with the clamping roller 315 through a bearing on the inner side front and back, the clamping roller 315 is used for clamping and limiting the piston, the lower side of the front side wall of the vertical column 200 is provided with a height adjusting groove 210, the height adjusting groove 210 is used for limiting the hollow block 213, the top rear side of the inner cavity wall of the height adjusting groove 210 is rotatably connected with an adjusting screw rod 211 through a bearing, the rear side of the bottom of the vertical column 200 is fixedly connected with a third motor 212 through bolts, the third motor 212 is used for driving the adjusting screw rod 211 to rotate, and the output shaft of the third motor 212 is fixedly connected with the bottom end of the adjusting screw rod 211, the outer side wall of the adjusting screw rod 211 is screwed with the hollow block 213, the hollow block 213 is used for driving the polishing block 400 to move up and down, the outer side wall of the hollow block 213 is slidably connected with the inner cavity wall of the height adjusting groove 210, the inner cavity wall of the hollow block 213 is fixedly connected with a first electric telescopic rod 214 in the middle of the rear side, the first electric telescopic rod 214 is used for driving the polishing block 400 to move back and forth to contact and polish the piston, the front end of the first electric telescopic rod 214 extends to the outside of the vertical column 200 and is fixedly connected with a mounting plate 215, the mounting plate 215 is used for installing the polishing block 400,The front side wall of the mounting plate 215 is detachably connected with the rear side wall of the polishing block 400. The detachable connection mentioned here is not shown in the existing structure diagram. The polishing block 400 is installed and fixed by bolts or clamping, which is convenient for replacing the polishing block 400. This is the prior art and will not be described in detail. The rear side wall of the mounting plate 215 is fixedly connected with the limiting rods 220 on the left and right sides. The limiting rods 220 are used for limiting the mounting plate 215. The rear end of the limiting rod 220 extends to the inner cavity of the hollow block 213, and the outer side wall of the limiting rod 220 is in sliding connection with the inner cavity of the hollow block 213. The second electric telescopic rod 320 is fixedly connected to the bottom of the transverse plate 300 and between the limiting transverse grooves 310 on the left and right sides. The second electric telescopic rod 320 is used to cooperate with the pressing vertical plate 321 to press and limit the piston. The bottom of the pressing vertical plate 321 is rollingly connected with the pressing ball 322. The pressing ball 322 is used to facilitate the rotation of the piston during polishing. When in use, the piston is placed on the placing disc 111. The second motor 311 is started through the external controller. The output shaft of the second motor 311 rotates to drive the bidirectional screw rod 312 to rotate. The bidirectional screw rod 312 drives the two side traction vertical blocks 313 to move in cooperation with the limiting transverse grooves 310, and drives the two side U-shaped blocks 314 to move oppositely. The U-shaped block 314 in turn drives the two side clamping rollers 315 to clamp and limit the piston. The second electric telescopic rod 320 is started through the external controller to drive the pressing vertical plate 321 to move downward, and the pressing ball 322 contacts the top of the piston to press and fix the piston. The first motor 110 is started through the external controller. The output shaft of the first motor 110 rotates to drive the piston on the placing disc 111 to rotate in cooperation with the clamping roller 315 and the pressing ball 322. The first electric telescopic rod 214 is started through the external controller to drive the mounting plate 215 to move forward in cooperation with the limiting rod 220, and in turn drives the polishing block 400 to contact the piston to polish the piston. At the same time of polishing, the third motor 212 is started through the external controller. The output shaft of the third motor 212 rotates to drive the adjusting screw 211 to rotate, thereby driving the hollow block 213 to move up and down in cooperation with the height adjusting groove 210. The hollow block 213 in turn drives the polishing block 400 to move to polish the outer cylindrical surface of the piston in all directions.

[0040] In summary, the piston can be conveniently polished, the labor of workers is reduced, and the work efficiency is improved.

[0041] Please refer to Figures 1-4The top of the polishing table 100 and below the placement disc 111 is provided with a collection ring groove 120 for collecting the polishing debris, the bottom left of the placement disc 111 is fixedly connected with a connecting block 130 for installing a brush 131, the bottom of the connecting block 130 extends to the inner cavity of the collection ring groove 120 and is fixedly connected with the brush 131, the brush 131 is used for sweeping the debris in the collection ring groove 120 into the collection cylinder 140, and the bottom of the brush 131 is in contact with the bottom of the inner cavity wall of the collection ring groove 120, the bottom right of the polishing table 100 is screwed with the collection cylinder 140 for containing the debris, the collection cylinder 140 is communicated with the collection ring groove 120, the top of the placement disc 111 is uniformly provided with a leakage hole 150 for facilitating the debris to fall into the collection ring groove 120, the top of the placement disc 111 is provided with an anti-skid pad, the front side wall of the mounting plate 215 and on the left and right sides of the polishing block 400 is provided with a suction port 230 for cooperating with a small industrial dust collector 240 to absorb the smaller dust and lighter debris, the bottom of the vertical column 200 and in front of the third motor 212 is provided with the small industrial dust collector 240 for generating negative pressure in the suction port 230 to absorb the smaller dust and lighter debris, the small industrial dust collector 240 is communicated with the two suction ports 230 through a hose, the larger debris generated during polishing falls through the leakage hole 150 on the placement disc 111 into the collection ring groove 120, the small industrial dust collector 240 is started through an external controller, the small industrial dust collector 240 cooperates with the suction port 230 to generate negative pressure at the inlet of the suction port 230 to suck the smaller dust and lighter debris generated during polishing into the small industrial dust collector 240 for collection, the placement disc 111 is rotated during polishing to drive the connecting block 130 to rotate, the connecting block 130 drives the brush 131 to rotate to sweep the debris in the collection ring groove 120 into the collection cylinder 140 for collection;

[0042] In summary, the debris and dust generated during polishing can be collected.

[0043] In specific use, the person skilled in the art places the piston on the placing disc 111, starts the second motor 311 through the external controller, the output shaft of the second motor 311 rotates to drive the bidirectional screw rod 312 to rotate, the bidirectional screw rod 312 drives the two side traction vertical blocks 313 to move in cooperation with the limiting transverse groove 310 to drive the two side U-shaped blocks 314 to move in opposition, the U-shaped blocks 314 in turn drive the two side clamping rollers 315 to clamp and limit the piston, the second electric telescopic rod 320 is started through the external controller, the vertical plate 321 is driven to move downward to drive the pressing ball 322 to contact the top of the piston, the piston is pressed and fixed, the first motor 110 is started through the external controller, the output shaft of the first motor 110 rotates to drive the piston on the placing disc 111 to rotate in cooperation with the clamping roller 315 and the pressing ball 322, the first electric telescopic rod 214 is started through the external controller to drive the mounting plate 215 to move forward in cooperation with the limiting rod 220, in turn drive the polishing block 400 to contact the piston to polish the piston, while the third motor 212 is started through the external controller, the output shaft of the third motor 212 rotates to drive the adjusting screw rod 211 to rotate to drive the hollow block 213 to move up and down in cooperation with the height adjusting groove 210, the hollow block 213 in turn drives the polishing block 400 to move to polish the outer cylindrical surface of the piston in all directions, the larger debris generated during polishing falls into the collecting annular groove 120 through the leakage hole 150 on the placing disc 111, the small industrial dust collector 240 is started through the external controller, the small industrial dust collector 240 cooperates with the suction port 230 to generate negative pressure at the inlet of the suction port 230 to suck the smaller dust and lighter debris generated during polishing into the small industrial dust collector 240 for collection, the connecting block 130 is rotated while the placing disc 111 is polished and rotated, the connecting block 130 in turn drives the brush 131 to rotate to sweep the debris in the collecting annular groove 120 into the collecting cylinder 140 for collection.

[0044] In the description of the present specification, the description of the terms "one embodiment", "some embodiments", "exemplary embodiment", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the exemplary description of the above terms does not necessarily mean the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0045] Although the embodiments of the present application have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and purposes of the present application, and the scope of the present application is defined by the claims and their equivalents.

Claims

1. A hydraulic cylinder piston polishing structure, characterized by: Including the polishing table (100), the polishing table (100) is fixedly connected with the vertical column (200) in the middle of the back side wall, the front side wall of the vertical column (200) is fixedly connected with the horizontal plate (300), the front side of the vertical column (200) is provided with the polishing block (400) above the polishing table (100), the bottom of the polishing table (100) is fixedly connected with the first motor (110) in the middle, the output shaft of the first motor (110) extends to the outside of the polishing table (100) and is fixedly connected with the placing disc (111); The top of the polishing table (100) is opened with a collection ring groove (120) below the placing disc (111).

2. The hydraulic cylinder piston polishing structure of claim 1, wherein: The bottom of the horizontal plate (300) is opened with a limiting horizontal groove (310) on the left and right sides, the two limiting horizontal grooves (310) are communicated, the right side wall of the horizontal plate (300) is fixedly connected with the second motor (311) through the bolt, the left side of the limiting horizontal groove (310) is rotatably connected with the bidirectional screw rod (312) through the bearing on the left side of the inner cavity wall, the right end of the bidirectional screw rod (312) is fixedly connected with the output shaft of the second motor (311), the outer side wall of the bidirectional screw rod (312) is screwed with the traction vertical block (313) on the left and right sides, and the outer side wall of the traction vertical block (313) is slidably connected with the inner cavity wall of the limiting horizontal groove (310), the bottom of the traction vertical block (313) extends to the outside of the limiting horizontal groove (310) and is fixedly connected with the U-shaped block (314), and the bottom of the U-shaped block (314) on the left and right sides is rotatably connected with the clamping roller (315) on the front and back sides of the inner side.

3. The hydraulic cylinder piston polishing structure of claim 1, wherein: The front side wall of the vertical column (200) is opened with a height adjusting groove (210) on the lower side, the inner cavity wall of the height adjusting groove (210) is rotatably connected with the adjusting screw rod (211) on the top rear side, the bottom rear side of the vertical column (200) is fixedly connected with the third motor (212) through the bolt, and the output shaft of the third motor (212) is fixedly connected with the bottom end of the adjusting screw rod (211), the outer side wall of the adjusting screw rod (211) is screwed with the hollow block (213), the outer side wall of the hollow block (213) is slidably connected with the inner cavity wall of the height adjusting groove (210), the inner cavity wall of the hollow block (213) is fixedly connected with the first electric telescopic rod (214) in the middle of the rear side, the front end of the first electric telescopic rod (214) extends to the outside of the vertical column (200) and is fixedly connected with the mounting plate (215), and the front side wall of the mounting plate (215) is detachably connected with the rear side wall of the polishing block (400).

4. The hydraulic cylinder piston polishing structure of claim 3, wherein: The rear side wall of the mounting plate (215) is fixedly connected with the limiting rod (220) on the left and right sides, the rear end of the limiting rod (220) extends to the inner cavity of the hollow block (213), and the outer side wall of the limiting rod (220) is slidably connected with the inside of the hollow block (213).

5. The hydraulic cylinder piston polishing structure of claim 2, wherein: The bottom of the transverse plate (300) is fixedly connected with a second electric telescopic rod (320) between the limiting transverse grooves (310) on the left and right sides, the bottom end of the second electric telescopic rod (320) is fixedly connected with a pressing vertical plate (321), and the bottom of the pressing vertical plate (321) is rollingly connected with a pressing ball (322).

6. The hydraulic cylinder piston polishing structure of claim 1, wherein: The bottom left side of the placement disc (111) is fixedly connected with a connecting block (130), the bottom of the connecting block (130) extends to the inner cavity of the collection ring groove (120) and is fixedly connected with a brush (131), and the bottom of the brush (131) is in contact with the bottom of the inner cavity wall of the collection ring groove (120).

7. The hydraulic cylinder piston polishing structure of claim 1, wherein: The bottom right side of the polishing table (100) is screwed with a collection cylinder (140), and the collection cylinder (140) is in communication with the collection ring groove (120).

8. The hydraulic cylinder piston polishing structure of claim 1, wherein: The top of the placement disc (111) is uniformly provided with a plurality of leakage holes (150), and the top of the placement disc (111) is provided with an anti-skid pad.

9. The hydraulic cylinder piston polishing structure of claim 3, wherein: The front side wall of the mounting plate (215) and on the left and right sides of the polishing block (400) are provided with suction ports (230).

10. The hydraulic cylinder piston polishing structure of claim 9, wherein: The bottom of the vertical column (200) and on the front side of the third motor (212) is provided with a small industrial dust collector (240), and the small industrial dust collector (240) is in communication with the two suction ports (230) through hoses.

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