Cylinder honing clamp

Abstract

The utility model discloses a cylinder honing processing clamp which comprises a clamp seat, two upper clamps and two side clamps, the bottom of the clamp seat is provided with a limiting groove, a push block is installed in the limiting groove, the middle of the push block is vertically provided with a push block groove, the bottom of the clamp seat is rotatably provided with a push disc, and the push disc is provided with a push rod. A rotating shaft groove is formed in the bottom of the clamp, a bearing is arranged on a rotating shaft of the push disc and installed in the rotating shaft groove, a push disc rod is arranged on the push disc and placed in the push block groove, the push disc rod drives the push block to move when the push disc rotates, and an air cylinder is arranged on one side of the clamp base and drives the push disc to rotate. The air cylinder stretches out and draws back to drive the push disc to rotate in the forward direction or the direction, then the push block controls the upper clamp and the side clamp to conduct clamping or loosening, the side face and the top face of a cylinder body are fixed through the upper clamp and the side clamp at the same time, the cylinder body is clamped more stably, in addition, the upper clamp and the side clamp are driven through one air cylinder, and cost is reduced.

Description

Technical Field

[0001] The utility model relates to the field of honing equipment processing, and in particular to a cylinder body honing processing fixture. Background Art

[0002] During the processing of hydraulic cylinder body, the holes need to be processed by honing equipment. During the processing, the cylinder body needs to be fixed with a clamp to prevent the cylinder body from moving during honing. The current clamp only clamps and fixes the side of the cylinder body, and the clamping effect is relatively general. In addition, the design of the clamp is relatively fixed and cannot be well adapted to different types of cylinder bodies. Utility Model Content

[0003] The utility model aims to overcome the shortcomings of the prior art and provide a cylinder honing fixture with good clamping effect and good adaptability.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a cylinder body honing processing fixture, including a fixture seat, an upper fixture and a side fixture, and there are at least two upper fixtures and side fixtures respectively. A limiting groove is arranged at the bottom of the fixture seat, and a push block is installed inside the limiting groove. The push block controls the clamping of the upper fixture and the side fixture. A push block groove is vertically arranged in the middle of the push block, and a push plate is arranged at the bottom of the fixture seat. A push plate rod is arranged on the push plate and inserted into the push block groove. The push plate drives the push block to move in the limiting groove. A cylinder is arranged on one side of the fixture seat, and the telescopic rod of the cylinder is connected to one side of the push plate, and the cylinder drives the push plate to rotate.

[0005] Furthermore, the push block includes a first push block for driving the upper clamp and a second push block for driving the side clamp, and a slot hole penetrating to the limiting groove is provided on the upper surface of the clamp seat.

[0006] Furthermore, the first push block is upwardly provided with a connecting rod passing through a slot, and a sliding block is provided at the end of the connecting rod, and the top of the sliding block is inclined downward.

[0007] Furthermore, the upper clamp includes a fixed rod, an upper clamp, a cross rod and a vertical rod, the fixed rod is installed on the clamp seat, the top of the fixed rod is slotted, the cross rod is inserted into the slot at the top of the fixed rod and is hinged to the fixed rod, the upper clamp is detachably installed at the front end of the cross rod, the vertical rod is fixed at the rear end of the cross rod, and the bottom of the vertical rod is in contact with the top of the sliding block.

[0008] Furthermore, the bottom of the vertical rod is spherical crown-shaped.

[0009] Furthermore, a fixing screw is provided at the front end of the crossbar, a threaded column matching the fixing screw is provided upwardly on the upper clamp, and a fixing nut is provided at the rear of the threaded column after the threaded column passes upwardly through the fixing screw.

[0010] Furthermore, the second push block is upwardly provided with a push block rod passing through a slot.

[0011] Furthermore, the side clamp includes a rotating shaft, a side clamp rod and a side clamp block, the rotating shaft is vertically fixed on the clamp seat, the side clamp rod is rotatably installed on the rotating shaft, a thrust groove is provided at the rear of the side clamp rod, and the side clamp block is installed at the front end of the side clamp rod.

[0012] Furthermore, a driving rod is provided on the push plate, and the driving rod is connected to the telescopic rod of the cylinder.

[0013] Preferably, a positioning plate is provided in the middle of the clamp seat, and a plurality of positioning pins are provided on the positioning plate.

[0014] The beneficial effects of the utility model are: the side and top surface of the cylinder body are fixed simultaneously by the upper clamp and the side clamp, so that the cylinder body is clamped more stably, and the loosening of the cylinder body during honing is reduced, and the upper clamp of the upper clamp can be replaced, and the appropriate upper clamp can be replaced according to the shape of the cylinder body to increase versatility. In addition, the upper clamp and the side clamp are driven by a cylinder, which has lower cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is an overall schematic diagram of the utility model.

[0016] Figure 2 It is a bottom schematic diagram of the utility model.

[0017] Figure 3 Schematic diagram of the bottom of the fixture base.

[0018] Figure 4 Schematic diagram of the second push block.

[0019] Figure 5 This is a schematic diagram of the first push block.

[0020] Figure 6 This is a schematic diagram of the push plate.

[0021] In the figure: 1, clamp seat; 11, limit groove; 12, slot hole; 21, side clamp block; 22, side clamp rod; 23, rotating shaft; 24, push groove; 31, cross bar; 32, vertical bar; 33, fixing rod; 34, upper clamp; 341, threaded column; 342, fixing nut; 4, second push block; 41, push block rod; 5, first push block; 51, sliding block; 52, connecting rod; 6, push plate; 61, push plate rod; 62, driving rod; 621, push column; 63, push block groove; 7, cylinder; 71, cylinder groove; 8, positioning plate; 81, positioning pin. DETAILED DESCRIPTION

[0022] The utility model is further described below in conjunction with the accompanying drawings.

[0023] A cylinder honing fixture comprises a fixture seat 1, an upper fixture and a side fixture, wherein the upper fixture and the side fixture are respectively provided with two, a limiting groove 11 is provided at the bottom of the fixture seat 1, a push block is installed inside the limiting groove 11, and the push block can move straightly along the limiting groove 11, the push block moves forward to control the clamping of the upper fixture and the side fixture, and the push block moves backward to release the upper fixture and the side fixture, a push block groove 63 is vertically provided in the middle of the push block, and a push plate 6 is rotatably provided at the bottom of the fixture seat 1 A rotating shaft groove is provided at the bottom of the clamp seat 1, and a bearing is provided on the rotating shaft of the push plate and installed in the rotating shaft groove. A push plate rod 61 is provided on the push plate 6 and is placed in the push block groove 63. When the push plate 6 rotates, the push plate rod 61 drives the push block to move. A cylinder 7 is provided on one side of the clamp seat 1, and the telescopic rod of the cylinder 7 is connected to one side of the push plate 6. The cylinder 7 drives the push plate 6 to rotate, and the push plate is driven to rotate in the forward or reverse direction through the telescopic movement of the cylinder 7, so that the push block controls the clamping or loosening of the upper clamp and the side clamp.

[0024] Furthermore, the push block includes a first push block 5 for driving the upper clamp and a second push block 4 for driving the side clamp, and a slot hole 12 penetrating to the limiting slot 11 is provided on the upper surface of the clamp seat 1 .

[0025] Furthermore, the first push block 5 is provided with a connecting rod 52 passing through the slot 12 upwardly, and a sliding block 5 is provided at the end of the connecting rod 52, and the top of the sliding block is inclined downwardly.

[0026] Furthermore, the upper clamp includes a fixed rod 33, an upper clamp 34, a cross bar 31 and a vertical rod 32. The fixed rod 33 is installed on the clamp seat 1. The top of the fixed rod 33 is slotted. The cross bar 31 is inserted into the slot at the top of the fixed rod and is hinged to the fixed rod 33. The cross bar 31 can rotate along the hinge. The upper clamp 34 is detachably mounted on the front end of the cross bar 31. The bottom of the upper clamp 34 can be provided with a rubber pad to prevent damage to the cylinder body. The vertical rod 32 is fixed to the rear end of the cross bar 31. Through the counterweight of the vertical rod 32, the cross bar 31 as a whole tends to tilt backward. The bottom of the vertical rod 32 contacts the top of the sliding block 51. When the sliding block 51 on the first push block 5 moves, the vertical rod 32 rises or falls along the inclined top surface of the sliding block, driving the upper clamp to press down or lift.

[0027] Furthermore, the bottom of the vertical rod 32 is spherical, so that the vertical rod 32 can move along the top surface of the sliding block.

[0028] Furthermore, a fixing screw is provided at the front end of the cross bar 51, and a threaded column 341 matching the fixing screw is provided upwardly on the upper clamp 34. A fixing nut 342 is provided at the rear end of the threaded column 341 after passing through the fixing screw upwardly. The upper clamp 34 can be replaced appropriately according to the shape of the cylinder body to enhance adaptability.

[0029] Furthermore, the second push block 4 is upwardly provided with a push block rod 41 passing through the slot 12 .

[0030] Furthermore, the side clamp includes a rotating shaft 23, a side clamp rod 22 and a side clamp block 21. The rotating shaft 23 is vertically fixed on the clamp seat 1. The rotating shaft 23 is not located on the moving path of the push block rod 41 or the extension line of the path. The side clamp rod 21 is rotatably installed on the rotating shaft 23. A thrust groove 24 is provided at the rear of the side clamp rod 21. The push block rod 41 passes through the thrust groove 24. The side clamp block 22 is installed at the front end of the side clamp rod 21. When the second push block 4 moves, the push block rod 41 drives the side clamp rod 22 to rotate along the rotating shaft 23, so that the side clamp block 22 clamps the workpiece.

[0031] Furthermore, a driving rod 62 is provided on the push plate 6, and a cylinder groove 71 is provided at the end of the telescopic rod of the cylinder 7. A push column 621 is provided upwardly of the driving rod 62 and is placed in the cylinder groove 71. The telescopic movement of the cylinder 7 drives the push plate to rotate through the driving rod, thereby moving the push block.

[0032] Preferably, a positioning plate 8 is provided in the middle of the clamp seat 1, and a plurality of positioning pins 81 are provided on the positioning plate 8 to facilitate preliminary positioning of the cylinder body.

[0033] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with the technology may modify or change the above embodiments without violating the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the technical field without departing from the spirit and technical ideas disclosed by the present invention should still be covered by the claims of the present invention.

Claims

1. A cylinder honing fixture, characterized in that It includes a clamp seat, an upper clamp and a side clamp, there are at least two upper clamps and side clamps respectively, a limiting groove is arranged at the bottom of the clamp seat, a push block is installed inside the limiting groove, the push block controls the clamping of the upper clamp and the side clamp, a push block groove is vertically arranged in the middle of the push block, a push plate is arranged at the bottom of the clamp seat, a push plate rod is arranged on the push plate and is placed in the push block groove, the push plate drives the push block to move in the limiting groove, a cylinder is arranged on one side of the clamp seat, the telescopic rod of the cylinder is connected to one side of the push plate, and the cylinder drives the push plate to rotate.

2. A cylinder honing fixture according to claim 1, characterized in that The push block includes a first push block for driving the upper clamp and a second push block for driving the side clamp, and a slot hole penetrating to the limiting slot is arranged on the upper surface of the clamp seat.

3. A cylinder honing fixture according to claim 2, characterized in that The first push block is upwardly provided with a connecting rod passing through a slot hole, and the end of the connecting rod is provided with a sliding block, and the top of the sliding block is inclined downward.

4. A cylinder honing fixture according to claim 3, characterized in that The upper clamp includes a fixed rod, an upper clamp, a cross rod and a vertical rod. The fixed rod is installed on the clamp seat. The top of the fixed rod is slotted. The cross rod is inserted into the slot at the top of the fixed rod and is hinged to the fixed rod. The upper clamp is detachably installed at the front end of the cross rod. The vertical rod is fixed at the rear end of the cross rod. The bottom of the vertical rod contacts the top of the sliding block.

5. A cylinder honing fixture according to claim 4, characterized in that The bottom of the vertical rod is in a spherical crown shape.

6. A cylinder honing fixture according to claim 5, characterized in that The front end of the cross bar is provided with a fixing screw, the upper clamp is provided with a threaded column matching the fixing screw upward, and a fixing nut is provided at the rear of the threaded column after the threaded column passes through the fixing screw upward.

7. The cylinder honing fixture according to claim 2, characterized in that: The second push block is upwardly provided with a push block rod passing through a slot.

8. The cylinder honing fixture according to claim 7, characterized in that The side clamp comprises a rotating shaft, a side clamp rod and a side clamp block. The rotating shaft is vertically fixed on the clamp seat, the side clamp rod is rotatably mounted on the rotating shaft, a thrust groove is arranged at the rear of the side clamp rod, and the side clamp block is mounted at the front end of the side clamp rod.

9. A cylinder honing fixture according to any one of claims 1 to 8, characterized in that The push plate is provided with a driving rod, and the driving rod is connected with the telescopic rod of the cylinder.

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