Polishing device for hydraulic cylinder body

Abstract

The polishing device for the hydraulic cylinder body comprises a workbench, first motors and a clamping plate, a left supporting plate is arranged at the top of the workbench, a right supporting plate is arranged on one side of the left supporting plate, the two first motors are located at the top of the left supporting plate and the top of the right supporting plate respectively, the output ends of the two first motors are fixedly connected with lead screws, and the lead screws are connected with the clamping plate. Two guide rods are arranged on one side of the lead screw and located on the tops of the left supporting plate and the right supporting plate correspondingly, the clamping plate is located above the left supporting plate and the right supporting plate, a cylinder body is arranged on the inner side of the clamping plate and above the left supporting plate and the right supporting plate in a clamped mode, two threaded sleeves are arranged on the two sides of the clamping plate, and two movable sleeves are arranged on one sides of the two threaded sleeves. The two threaded sleeves are fixedly connected with the two lead screws, the two movable sleeves are fixedly connected with the two guide rods, the cylinder body is placed between the clamping plate and the left supporting plate and between the clamping plate and the right supporting plate, the first motor drives the lead screws to rotate and drives the threaded sleeves and the movable sleeves to move synchronously, the clamping plate tightly presses the cylinder body, and it is guaranteed that polishing is uniform.

Description

TECHNICAL FIELD

[0001] The utility model relates to a polishing equipment field especially relates to a kind of polishing device for hydraulic cylinder barrel. BACKGROUND

[0002] Hydraulic cylinder barrel is a very key component in hydraulic system, it is mainly responsible for carrying hydraulic oil, and plays the role of energy transmission in hydraulic system, hydraulic cylinder barrel is usually made of high-strength steel material, to ensure that it can withstand the pressure of high-pressure liquid without deformation or damage, while the sealing performance of hydraulic cylinder barrel is also crucial, good sealing can prevent hydraulic oil leakage, ensure the stable operation of system.

[0003] Now there is Chinese patent document CN202323252457.5 a kind of polishing device for hydraulic cylinder production, including positioning mechanism, the top of the positioning mechanism is fixedly provided with polishing mechanism, in the utility model, through the cylinder driving connecting plate descends, to drive two mobile columns to extend into hydraulic cylinder barrel, then through drive motor drives screw rotation, to drive lifting plate to rise, lifting plate drives the rotation of two end linkage rods at bottom, mobile column is moved using rotating rod, through sliding column and T-shaped rod can limit mobile column, until the polishing strip on the outer wall of mobile column and hydraulic cylinder inner cylinder contact, then through servo motor drives rotating seat rotation, to drive two mobile columns and polishing strip to polish the inner wall of hydraulic cylinder, so that different specifications of hydraulic cylinder barrel can be polished by polishing mechanism.

[0004] But the above patent has certain defects when using, since fixed cylinder needs to be manually rotated rotating handle to adjust positioning, operation is tedious and precision is not high, cannot adapt to fast production demand, and uneven wear is easy to produce in polishing process, affects polishing effect and cylinder service life.

[0005] Therefore here proposes a kind of polishing device for hydraulic cylinder barrel to solve the problems generated above. UTILITY MODEL CONTENTS

[0006] In order to overcome the deficiencies of the prior art, the utility model provides a kind of polishing device for hydraulic cylinder barrel.

[0007] The utility model adopts the following technical solutions:

[0008] A kind of polishing device for hydraulic cylinder barrel, including

[0009] Workbench, the top of the workbench is equipped with left supporting plate, the left supporting plate one side is equipped with right supporting plate, the left supporting plate is connected with a plurality of support columns at right supporting plate bottom, and the plurality of support columns bottom is fixed in workbench top;

[0010] First motor, two first motor are equipped with respectively, the two first motor output end is fixedly connected with the lead screw, and the lead screw one side is equipped with two guide rods, the guide rod is located left support plate and right support plate top respectively,

[0011] Clamp plate, the clamp plate is located left support plate and right support plate above, the clamp plate inner side is clamped with the cylinder above left support plate and right support plate, and the clamp plate both sides are equipped with two threaded bushings, the two threaded bushings one side is equipped with two movable sleeves, the two threaded bushings with two lead screws are fixedly connected, and the two movable sleeves with two guide rods are fixedly connected.

[0012] As a preferred scheme of the utility model, the workbench top is equipped with the support plate away from multiple support columns one side, the support plate top is equipped with two rodless cylinders, the two rodless cylinders one side is equipped with two external air ports, the two rodless cylinders top is connected movable block, and the movable block top is connected with displacement plate.

[0013] As a preferred scheme of the utility model, the displacement plate top is equipped with second motor, the second motor output end is equipped with rotating shaft, the rotating shaft one end is connected with polishing head, and the polishing head peripheral wall is installed with multiple polishing pieces.

[0014] As a preferred scheme of the utility model, the left support plate and right support plate bending position are equipped with antiskid rubber strip, and the clamp plate inner side is equipped with antiskid rubber ring.

[0015] As a preferred scheme of the utility model, the lead screw and guide rod terminal end are equipped with limit plate.

[0016] As a preferred scheme of the utility model, the workbench bottom is fixedly connected with support frame.

[0017] Compared with prior art, the utility model has the advantages that:

[0018] 1. through the clamp plate inner side and left support plate and right support plate above clamping with cylinder, in actual use, just need to place the cylinder between the clamp plate and left support plate and right support plate, drive the lead screw rotation through two first motor, the threaded sleeve along the lead screw up and down moves in the lead screw peripheral wall, drives the clamp plate to tighten or loosen, conveniently realizes the fixation and release of cylinder, improves processing efficiency.

[0019] 2. the two rodless cylinders on the support plate drive movable block through external air port air pressure, and the displacement block moves horizontally in the rodless cylinder, thereby drives displacement plate, realizes accurate displacement control, when the displacement plate moves horizontally, the second motor drives rotating shaft rotation, drives the polishing head and the multiple polishing pieces installed on the polishing head peripheral wall to the cylinder inner wall even polishing treatment, ensures the machining accuracy.

[0020] 3. In the left and right support plate bending position is provided with antiskid rubber strip, in the inside of the clamp plate is provided with antiskid rubber ring, effectively prevent the cylinder in the processing process slip, ensure the stability of the cylinder when processing. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the overall structure diagram of the utility model;

[0022] Figure 2 It is the explosion diagram of the utility model;

[0023] Figure 3 It is the clamp plate structure diagram of the utility model;

[0024] Figure 4 It is the structure diagram of the utility model rodless cylinder;

[0025] In the drawing: 1, workbench; 2, left support plate; 3, right support plate; 4, antiskid rubber strip; 5, support column; 6, first motor; 7, screw rod; 8, guide rod; 9, clamp plate; 10, threaded sleeve; 11, movable sleeve; 12, antiskid rubber ring; 13, cylinder; 14, support plate; 15, rodless cylinder; 16, movable block; 17, external air port; 18, displacement plate; 19, second motor; 20, rotating shaft; 21, polishing head; 22, polishing sheet; 23, support frame; 24, limit plate. DETAILED DESCRIPTION

[0026] The technical solutions 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. 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 fall within the scope of the utility model.

[0027] Embodiment:

[0028] Please refer to Figures 1-4 A polishing device for hydraulic cylinder body, comprising:

[0029] Workbench 1, the top of the workbench 1 is provided with left support plate 2, one side of the left support plate 2 is provided with right support plate 3, the bottom of the left support plate 2 and right support plate 3 is connected with a plurality of support columns 5, and the bottom of the plurality of support columns 5 is fixed on the top of the workbench 1;

[0030] First motor 6, the first motor 6 is provided with two, the two first motors 6 are respectively located at the top of the left support plate 2 and the right support plate 3, the output ends of the two first motors 6 are all fixedly connected with screw rods 7, and one side of the screw rod 7 is provided with two guide rods 8, and the guide rods 8 are respectively located at the top of the left support plate 2 and the right support plate 3;

[0031] A clamping plate 9 is located above the left supporting plate 2 and the right supporting plate 3, a cylinder body 13 is clamped inside the clamping plate 9 and above the left supporting plate 2 and the right supporting plate 3, two threaded sleeves 10 are arranged on the two sides of the clamping plate 9, two movable sleeves 11 are arranged on one side of the two threaded sleeves 10, the two threaded sleeves 10 are fixedly connected with the two lead screws 7, and the two movable sleeves 11 are fixedly connected with the two guide rods 8.

[0032] In the embodiment, the workbench 1 is provided with the left supporting plate 2 and the right supporting plate 3 above, a plurality of supporting columns 5 are connected to the bottom of the left supporting plate 2 and the right supporting plate 3, the bottom of the plurality of supporting columns 5 is fixed to the top of the workbench 1 to form a stable supporting structure, two first motors 6 are arranged, the two first motors 6 are fixed to the top of the left supporting plate 2 and the right supporting plate 3 respectively, a lead screw 7 is connected to the output end of each of the two first motors 6, two guide rods 8 are arranged on one side of the lead screw 7, the two guide rods 8 are fixed to the top of the left supporting plate 2 and the right supporting plate 3 away from the first motor 6 respectively, a clamping plate 9 is located above the left supporting plate 2 and the right supporting plate 3, a cylinder body 13 is clamped inside the clamping plate 9 and above the left supporting plate 2 and the right supporting plate 3, two threaded sleeves 10 and two movable sleeves 11 are arranged on the clamping plate 9, the two threaded sleeves 10 and the two movable sleeves 11 are arranged on the two sides of the clamping plate 9, the two threaded sleeves 10 are connected to the outer wall of the two lead screws 7, the two movable sleeves 11 are connected to the outer wall of the two guide rods 8, the clamping plate 9 is fixed above the left supporting plate 2 and the right supporting plate 3 through the two threaded sleeves 10 and the two movable sleeves 11, the threaded sleeve 10 is in threaded connection with the lead screw 7, the movable sleeve 11 is in sliding connection with the guide rod 8, when the first motor 6 drives the lead screw 7 to rotate, the threaded sleeve 10 drives the clamping plate 9 to move along the guide rod 8, and the accurate positioning and fixing of the cylinder body 13 are realized.

[0033] Specifically, the workbench 1 is provided with a supporting plate 14 on the top side away from the plurality of supporting columns 5, the supporting plate 14 is provided with two rodless cylinders 15 on the top, each of the two rodless cylinders 15 is provided with two external gas ports 17 on one side, the top of the two rodless cylinders 15 is connected with a movable block 16, and the top of the movable block 16 is connected with a displacement plate 18.

[0034] In the embodiment, the workbench 1 is provided with a supporting plate 14 on the top, the supporting plate 14 is located on one side of the plurality of supporting columns 5, two rodless cylinders 15 are mounted on the top of the supporting plate 14, each rodless cylinder 15 is provided with an external gas port 17 on one side for connecting with a gas source to drive the rodless cylinder 15 to horizontally stretch and retract, the top of the two rodless cylinders 15 is connected with a movable block 16, the movable block 16 moves horizontally with the cylinder, the movable block 16 is provided with two, the two movable blocks 16 are mounted on the top of the rodless cylinders 15 respectively, and the top of the two movable blocks 16 is connected with a displacement plate 18, the displacement plate 18 moves with the movable block 16 to realize the accurate positioning in the horizontal direction.

[0035] Specific, the top of the displacement plate 18 is provided with a second motor 19, the output end of the second motor 19 is provided with a rotating shaft 20, one end of the rotating shaft 20 is connected with a polishing head 21, and a plurality of polishing pieces 22 are mounted on the peripheral wall of the polishing head 21.

[0036] In the embodiment, the second motor 19 is mounted on the top of the displacement plate 18, the output end of the second motor 19 is connected with the rotating shaft 20, one end of the rotating shaft 20 is fixedly connected with the polishing head 21, and a plurality of polishing pieces 22 are uniformly distributed on the peripheral wall of the polishing head 21; the polishing head 21 rotates along with the rotating shaft 20, fine polishing of the surface of the workpiece is realized, and the uniformity of the polishing effect is ensured.

[0037] Specific, the left supporting plate 2 and the right supporting plate 3 are provided with anti-skid rubber strips 4 at the bending positions, and the inner side of the clamping plate 9 is provided with an anti-skid rubber ring 12.

[0038] In the embodiment, the left supporting plate 2 and the right supporting plate 3 are provided with anti-skid rubber strips 4 at the bending positions, and the inner side of the clamping plate 9 is provided with an anti-skid rubber ring 12; the anti-skid rubber strips 4 and the anti-skid rubber ring 12 prevent the cylinder body 13 from sliding during the machining process, and the stability of the cylinder body 13 during machining is ensured; when the first motor 6 is started, the screw rod 7 rotates to drive the threaded sleeve 10 to move, and the clamping plate 9 stably slides along the guide rod 8; when the clamping plate 9 reaches the predetermined position, the anti-skid rubber strips 4 and the anti-skid rubber ring 12 tightly adhere to the cylinder body 13, and the position is locked.

[0039] Specific, the screw rod 7 and the guide rod 8 are provided with limit plates 24 at the ends.

[0040] In the embodiment, the screw rod 7 and the guide rod 8 are provided with limit plates 24 at the ends, and the limit plates 24 ensure that the moving range of the clamping plate 9 is accurately controllable.

[0041] Specific, the bottom of the workbench 1 is fixedly connected with a support frame 23.

[0042] In the embodiment, the bottom of the workbench 1 is provided with the support frame 23, and the support frame 23 is used for supporting the whole workbench 1 and enhancing the structural stability.

[0043] The principle of the utility model is: the cylinder body 13 needing polishing is placed above the left supporting plate 2 and the right supporting plate 3, the first motor 6 is started, the first motor 6 drives the screw rod 7 to rotate, drives the threaded sleeve 10 to move, the movable sleeve 11 stably slides along the guide rod 8, and the clamping plate 9 gradually closes; after the anti-skid rubber ring 12 on the inner side of the clamping plate 9 tightly adheres to the cylinder body 13, the rodless air cylinder 15 is started, drives the movable block 16 to drive the displacement plate 18 to move horizontally, the second motor 19 drives the rotating shaft 20 to rotate, the polishing head 21 rotates at high speed, the polishing pieces 22 contact the inner wall of the cylinder body 13, and high-efficiency polishing is carried out.

[0044] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any skilled person in the art, according to the technical scheme and improvement concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A polishing device for a hydraulic cylinder barrel, characterized by, Include: Workbench, the top of the workbench is provided with a left supporting plate, one side of the left supporting plate is provided with a right supporting plate, a plurality of supporting columns are connected at the bottom of the left supporting plate and the right supporting plate, and the plurality of supporting columns are fixed at the top of the workbench; Two first motors are arranged, the two first motors are arranged at the top of the left supporting plate and the right supporting plate, the output ends of the two first motors are fixedly connected with lead screws, one side of the lead screw is provided with two guide rods, and the guide rods are arranged at the top of the left supporting plate and the right supporting plate; The clamping plate is located above the left supporting plate and the right supporting plate, the cylinder is clamped above the inner side of the clamping plate and the left supporting plate and the right supporting plate, two threaded sleeves are arranged on both sides of the clamping plate, two movable sleeves are arranged on one side of the two threaded sleeves, the two threaded sleeves are fixedly connected with the two lead screws, and the two movable sleeves are fixedly connected with the two guide rods.

2. A polishing device for a hydraulic cylinder barrel according to claim 1, characterized in that The top of the workbench is provided with a supporting plate away from the plurality of supporting columns, the supporting plate is provided with two rodless cylinders, the two rodless cylinders are provided with two external gas inlets on one side, the top of the two rodless cylinders is connected with a movable block, and the movable block is connected with a displacement plate.

3. A polishing apparatus for a hydraulic cylinder barrel according to claim 2, wherein The top of the displacement plate is provided with a second motor, the output end of the second motor is provided with a rotating shaft, one end of the rotating shaft is connected with a polishing head, and a plurality of polishing pieces are mounted on the peripheral wall of the polishing head.

4. A polishing apparatus for a hydraulic cylinder barrel according to claim 3, wherein The left supporting plate and the right supporting plate are provided with anti-skid rubber strips at the bending positions, and the inner side of the clamping plate is provided with an anti-skid rubber ring.

5. A polishing apparatus for a hydraulic cylinder barrel according to claim 4, wherein The end of the lead screw and the guide rod is provided with a limiting plate.

6. A polishing apparatus for a hydraulic cylinder barrel according to claim 5, wherein The bottom of the workbench is fixedly connected with a supporting frame.

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