CN215903135U

CN215903135U - Fine boring clamp for cylinder sleeve

Info

Publication number: CN215903135U
Application number: CN202122479176.8U
Authority: CN
Inventors: 张鹏艳
Original assignee: Yantai Fujite Auto Parts Co ltd
Current assignee: Yantai Fujite Auto Parts Co ltd
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2022-02-25
Anticipated expiration: 2031-10-15

Abstract

The utility model discloses a cylinder sleeve fine boring clamp which comprises a rotating shaft, wherein a first clamp is rotatably arranged at the front end of the rotating shaft, a second clamp is rotatably arranged at the rear end of the rotating shaft, a first clamping block is fixedly arranged at the upper end of the first clamp, a second clamping block is fixedly arranged on the upper end surface of the second clamp, a first through hole is formed in the first clamping block, a second through hole is formed in the second clamping block, a first bolt is arranged at the front end of the first clamping block, a convex block is fixedly arranged at the rear end of the first clamping block, a groove is formed in the front end of the second clamping block, a threaded hole is formed in the front end of the first clamp, a butterfly bolt is arranged in the threaded hole, the rear end of the butterfly bolt is rotatably connected with a connecting seat through the rear end of the first clamp, and an adjusting plate is fixedly arranged at the rear end of the connecting seat. The utility model is provided with a more stable structure, and application scope is more extensive moreover.

Description

Fine boring clamp for cylinder sleeve

Technical Field

The utility model relates to the field of clamps, in particular to a fine boring clamp for a cylinder sleeve.

Background

At present, a clamp body for a cylinder sleeve machining and fine boring process is integral, an insert ring is arranged in the clamp body, an upper waistband and a lower waistband of a semi-finished cylinder sleeve are positioned through the insert ring in a die, and the upper waistband and the lower waistband are clamped through hydraulic upward pressing. Such a clamp has the following disadvantages: there is the clearance in cylinder jacket excircle and the ring setting hole, causes the axiality error of cylinder jacket hole and excircle and the circularity error of hole to a certain extent, has influenced the processingquality of cylinder jacket, and this frock need be equipped with one set of hydraulic clamping device, has increased the fine boring process cost of cylinder jacket.

The prior patent with the publication number (CN 204913375U) proposes a split type fine boring fixture for a cylinder sleeve, which comprises a fixed half mould body detachably mounted on a machine tool, wherein the inner wall of the fixed half mould body is relatively provided with a first lower positioning half ring groove and a first upper positioning half ring groove, a first lower positioning half insert ring is embedded in the first lower positioning half ring groove, and a first upper positioning half insert ring is embedded in the first upper positioning half ring groove; the cylinder sleeve is fixed by a first upper positioning half insert ring and a second upper positioning half insert ring which are used in cooperation, a locking bolt is screwed into a locking screw hole, the fixed half mold body and the fixed half mold body are fixedly butted, and the machining operation is started, so that the structure is simple, the operation is convenient, the positioning is accurate, the machining accuracy is improved, the process cost of fine boring of the cylinder sleeve is reduced, but the fixed structure of the device can be unstable, and can't fix the finish boring of different bores, to above-mentioned problem, the utility model provides a cylinder jacket finish boring anchor clamps makes things convenient for people to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a fine boring clamp for a cylinder sleeve.

In order to achieve the purpose, the utility model adopts the following technical scheme: the cylinder sleeve fine boring fixture comprises a rotating shaft, wherein a first fixture is rotatably arranged at the front end of the rotating shaft, a second fixture is rotatably arranged at the rear end of the rotating shaft, a first fixture block is fixedly arranged at the upper end of the first fixture, a second fixture block is fixedly arranged on the upper end surface of the second fixture, a first through hole is formed in the first fixture block, a second through hole is formed in the second fixture block, a first bolt is arranged at the front end of the first fixture block, a convex block is fixedly arranged at the rear end of the first fixture block, and a groove is formed in the front end of the second fixture block;

the front end of the first clamp is provided with a threaded hole, a butterfly bolt is arranged in the threaded hole, the rear end of the butterfly bolt is communicated with the rear end of the first clamp and is rotatably connected with a connecting seat, and an adjusting plate is fixedly arranged at the rear end of the connecting seat.

As a further description of the above technical solution:

and a first anti-slip pad is fixedly arranged at the front end of the second clamp.

As a further description of the above technical solution:

the output end of the first bolt penetrates through the second through hole to reach the rear end of the second fixture block, and a nut is sleeved on the outer wall of the first bolt which is located at the rear end of the second fixture block.

As a further description of the above technical solution:

the rear end of the lug is communicated with the inside of the groove.

As a further description of the above technical solution:

and second anti-slip pads are fixedly arranged on two sides of the rear end face of the first clamp.

As a further description of the above technical solution:

the rear end of the second anti-skid pad and the rear end face of the adjusting plate are located on the same horizontal line.

As a further description of the above technical solution:

the adjusting plate is arc-shaped.

As a further description of the above technical solution:

the first anti-slip mat is made of rubber.

The utility model has the following beneficial effects:

compare with current device, the device is provided with the structure that can stabilize fixed object, through the cooperation between first anchor clamps and the second anchor clamps to and fixture block, recess, bolt, thereby realize stable being connected between first anchor clamps and the second anchor clamps.

Compared with the existing device, the device is provided with the cylinder sleeve fine boring device which can be suitable for different calibers, so that the practicability of the whole device is higher.

Compare with current device, the device is provided with first slipmat and second slipmat, can be better to the fixed of object.

Drawings

Fig. 1 is a structural view of a cylinder liner finish boring jig according to the present invention;

fig. 2 is a side sectional view of the cylinder liner finish boring jig according to the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is an enlarged view at B in fig. 2.

Illustration of the drawings:

1. a rotating shaft; 2. a first clamp; 3. a second clamp; 4. a first clamping block; 5. a second fixture block; 6. a first through hole; 7. a second through hole; 8. a first bolt; 9. a nut; 10. a bump; 11. a groove; 12. a first non-slip mat; 13. a threaded hole; 14. a butterfly bolt; 15. a connecting seat; 16. an adjusting plate; 17. and a second non-slip mat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: a cylinder sleeve fine boring clamp comprises a rotating shaft 1, a first clamp 2 is rotatably arranged at the front end of the rotating shaft 1, the first clamp 2 is matched with a second clamp 3 to fix an object, second anti-skid pads 17 are fixedly arranged on two sides of the rear end face of the first clamp 2, a first anti-skid pad 12 is fixedly arranged at the front end of the second clamp 3, the first anti-skid pad 12 ensures that the device is better in fixing effect, the first anti-skid pad 12 is made of rubber, the rear end of the rotating shaft 1 is rotatably provided with the second clamp 3, a first clamping block 4 is fixedly arranged at the upper end of the first clamp 2, a second clamping block 5 is fixedly arranged on the upper end face of the second clamp 3, the second clamping block 5 is used for arranging a second through hole 7, a first through hole 6 is formed in the first clamping block 4, the first through hole 6 facilitates the use of a first bolt 8, a second through hole 7 is formed in the second clamping block 5, and a first bolt 8 is arranged at the front end of the first clamping block 4, the output end of the first bolt 8 penetrates through the second through hole 7 to reach the rear end of the second fixture block 5, a nut 9 is sleeved on the outer wall of the first bolt 8 which is positioned at the rear end of the second fixture block 5, the nut 9 fixes the device, a convex block 10 is fixedly arranged at the rear end of the first fixture block 4, the convex block 10 is used for being clamped with a groove 11, a groove 11 is formed in the front end of the second fixture block 5, the groove 11 is used for facilitating the clamping of the convex block 10, and the rear end of the convex block 10 is communicated with the inside of the groove 11;

threaded hole 13 is seted up to the front end of first anchor clamps 2, threaded hole 13 is used for setting up butterfly bolt 14, the inside of threaded hole 13 is provided with butterfly bolt 14, butterfly bolt 14 is used for controlling the removal of regulating plate 16, butterfly bolt 14's rear end is rotated to the rear end of leading to first anchor clamps 2 and is connected with connecting seat 15, connecting seat 15 is used for connecting regulating plate 16, connecting seat 15's rear end is fixed and is provided with regulating plate 16, regulating plate 16 can fix the less object in aperture, the rear end of second slipmat 17 is located same water flat line with regulating plate 16's rear end face, regulating plate 16's shape is the arc, curved regulating plate 16 can be better fixed.

The working principle is as follows: place the object that will need to fix between first anchor clamps 2 and second anchor clamps 3, go into the inside of recess 11 with lug 10 card, reuse first bolt 8 and pass first through-hole 6 again, then pass second through-hole 7 again, then use nut 9 to fix, thereby realize the firm connection between first anchor clamps 2 and the second anchor clamps 3, when the object size that needs to fix diminishes, can rotate butterfly bolt 14, thereby drive connecting seat 15 and remove, thereby drive regulating plate 16 and remove, fix the less object of size, thereby the practicality of whole device is changed to the body, and the use is simple, and is convenient.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. Cylinder jacket finish boring anchor clamps, including axis of rotation (1), its characterized in that: a first clamp (2) is rotatably arranged at the front end of the rotating shaft (1), a second clamp (3) is rotatably arranged at the rear end of the rotating shaft (1), a first clamping block (4) is fixedly arranged at the upper end of the first clamp (2), a second clamping block (5) is fixedly arranged on the upper end surface of the second clamp (3), a first through hole (6) is formed in the first clamping block (4), a second through hole (7) is formed in the second clamping block (5), a first bolt (8) is arranged at the front end of the first clamping block (4), a convex block (10) is fixedly arranged at the rear end of the first clamping block (4), and a groove (11) is formed at the front end of the second clamping block (5);

threaded hole (13) are seted up to the front end of first anchor clamps (2), the inside of threaded hole (13) is provided with butterfly bolt (14), the rear end of butterfly bolt (14) leads to the rear end of first anchor clamps (2) and rotates and be connected with connecting seat (15), the rear end of connecting seat (15) is fixed and is provided with regulating plate (16).

2. The cylinder liner fine boring jig of claim 1, characterized in that: and a first anti-skid pad (12) is fixedly arranged at the front end of the second clamp (3).

3. The cylinder liner fine boring jig of claim 1, characterized in that: the output end of the first bolt (8) penetrates through the second through hole (7) to be communicated with the rear end of the second clamping block (5), and a nut (9) is sleeved on the outer wall of the first bolt (8) which is located at the rear end of the second clamping block (5).

4. The cylinder liner fine boring jig of claim 1, characterized in that: the rear end of the lug (10) is communicated with the inside of the groove (11).

5. The cylinder liner fine boring jig of claim 1, characterized in that: and second anti-skid pads (17) are fixedly arranged on two sides of the rear end face of the first clamp (2).

6. The cylinder liner fine boring jig of claim 5, characterized in that: the rear end of the second anti-skid pad (17) and the rear end surface of the adjusting plate (16) are positioned on the same horizontal line.

7. The cylinder liner fine boring jig of claim 1, characterized in that: the adjusting plate (16) is arc-shaped.

8. The cylinder liner fine boring jig of claim 2, characterized in that: the first anti-slip mat (12) is made of rubber.