CN213998617U

CN213998617U - Thin-wall sleeve eccentric fixture

Info

Publication number: CN213998617U
Application number: CN202022885877.7U
Authority: CN
Inventors: 赵国东; 金佳; 朱铭渊
Original assignee: Pinghu Yixin Gear Manufacturing Plant; PINGHU CITY VOCATIONAL SECONDARY SCHOOLS
Current assignee: Pinghu Yixin Gear Manufacturing Plant; PINGHU CITY VOCATIONAL SECONDARY SCHOOLS
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-08-20
Anticipated expiration: 2030-12-04

Abstract

The utility model discloses a thin-wall sleeve eccentric fixture, which comprises a fixture seat, wherein the fixture seat is provided with a fixed clamping block, one side of the fixed clamping block is provided with a wheel seat, a movable clamping block which is connected on the fixture seat in a sliding way and moves close to or away from the fixed clamping block is arranged between the wheel seat and the fixed clamping block, the wheel seat is rotatably connected with an eccentric wheel, the wheel surface of the eccentric wheel is pressed against the movable clamping block, and the eccentric wheel is provided with a grab handle for controlling the eccentric wheel to rotate; the clamp comprises a clamp seat, a fixed clamping block and a movable clamping block, and is characterized in that a first clamping groove is formed in the end face, facing the movable clamping block, of the fixed clamping block, a second clamping groove is formed in the end face, facing the fixed clamping block, of the movable clamping block, a rotating shaft is arranged on the clamp seat, and an adjusting disc which rotates along with the rotating shaft and is close to the first clamping groove is arranged at one end of the rotating shaft. The eccentric fixture has the characteristics of flexible workpiece steering, convenient positioning and clamping, complete overall functions and strong practicability.

Description

Thin-wall sleeve eccentric fixture

Technical Field

The utility model relates to the technical field of mechanical equipment, more specifically say, it relates to an eccentric anchor clamps of thin wall sleeve class.

Background

When the end face milling is carried out on a thin-wall sleeve workpiece, the thin-wall sleeve workpiece needs to be positioned and clamped on a processing platform of a numerical control milling machine. But the anchor clamps of this type of work piece are fixed to current conventionality, its simple structure, can't realize the regulation of circumference angle after the centre gripping, and the work piece turns to inconveniently, and whole effect is not good. Therefore, the utility model provides an eccentric anchor clamps of thin wall sleeve class.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome not enough among the above-mentioned prior art, provide an eccentric anchor clamps of thin wall sleeve class, this eccentric anchor clamps have the work piece and turn to the flexibility, the convenient characteristics of location clamping.

In order to solve the technical problem, the purpose of the utility model is to realize like this: the utility model relates to a thin wall sleeve class eccentric fixture, including the anchor clamps seat, be equipped with fixed clamp splice on the anchor clamps seat, one side of fixed clamp splice is equipped with the wheel seat, the wheel seat with be equipped with sliding connection between the fixed clamp splice and make the activity clamp splice that is close to or keeps away from the motion of fixed clamp splice on the anchor clamps seat, rotate on the wheel seat and be connected with the wheel face and support the eccentric wheel of activity clamp splice, be equipped with on the eccentric wheel and control it and make the pivoted grab handle.

The utility model discloses further set up to: the clamp comprises a clamp seat, a fixed clamping block and a movable clamping block, and is characterized in that a first clamping groove is formed in the end face, facing the movable clamping block, of the fixed clamping block, a second clamping groove is formed in the end face, facing the fixed clamping block, of the movable clamping block, a rotating shaft is arranged on the clamp seat, and an adjusting disc which rotates along with the rotating shaft and is close to the first clamping groove is arranged at one end of the rotating shaft.

The utility model discloses further set up to: the other end of pivot is equipped with the worm wheel, and the meshing has the worm on the worm wheel, and the both ends of worm are equipped with respectively to be fixed rotate the seat on the anchor clamps seat, the worm rotates to be connected on rotating the seat, the one end of worm stretches out and rotates the seat and be equipped with rotating portion on it.

The utility model discloses further set up to: the rotating part is provided with a rotating groove in a non-circular cross section cylindrical shape.

The utility model discloses further set up to: the movable clamping block is provided with a guide hole, and one end of the guide hole is fixed on the guide post on the fixed clamping block in a sliding connection mode.

The utility model discloses further set up to: and the guide post is sleeved with a compression spring, one end of the compression spring is propped against the fixed clamping block, and the other end of the compression spring is propped against the movable clamping block.

The utility model discloses further set up to: and the clamp seat is provided with a feeler block.

The utility model discloses further set up to: and the clamp seat is provided with a clamping hole.

To sum up, the utility model discloses following beneficial effect has: the utility model relates to an eccentric anchor clamps of thin wall sleeve class drives the worm wheel through the worm and rotates, through the pivot transmission after, realizes that adjustment disc and last work piece turn to, makes things convenient for the work piece to accomplish angular adjustment before the clamping of location, treats that the adjustment finishes the back, accomplishes the clamp fastening to the work piece by the movable clamp splice of making near fixed clamp splice, realizes the quick clamping of fixing a position, makes things convenient for follow-up machine tooling, and overall function is perfect, and the practicality is strong.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of a part of the structure of the present invention.

Detailed Description

In order to better understand the technical solutions of the present invention for those skilled in the art, the following preferred embodiments of the present invention are described in conjunction with the specific examples, but it should be understood that these descriptions are only for the purpose of further explaining the features and advantages of the present invention, and are not intended to limit the patent requirements of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The invention will be further described with reference to the accompanying drawings and preferred embodiments.

Example 1

Referring to fig. 1 and 2, the thin-wall sleeve eccentric fixture according to the present embodiment includes a fixture base 1, a fixed clamping block 2 is disposed on the fixture base 1, a wheel base 3 is disposed on one side of the fixed clamping block 2, a movable clamping block 4 slidably connected to the fixture base 1 and moving close to or away from the fixed clamping block 2 is disposed between the wheel base 3 and the fixed clamping block 2, an eccentric wheel 5 having a wheel surface abutting against the movable clamping block 4 is rotatably connected to the wheel base 3, and a handle 6 for controlling the eccentric wheel 5 to rotate is disposed on the eccentric wheel 5.

Furthermore, a first clamping groove 7 is formed in the end face, facing the movable clamping block 4, of the fixed clamping block 2, a second clamping groove 8 is formed in the end face, facing the fixed clamping block 2, of the movable clamping block 4, a rotating shaft 9 is arranged on the clamp base 1, and an adjusting disc 10 which rotates along with the rotating shaft and is close to the first clamping groove 7 is arranged at one end of the rotating shaft 9.

Further, the other end of the rotating shaft 9 is provided with a worm wheel 11, the worm wheel 11 is engaged with a worm 12, two ends of the worm 12 are respectively provided with a rotating seat 13 fixed on the fixture seat 1, the worm 12 is rotatably connected to the rotating seat 13, and one end of the worm 12 extends out of the rotating seat 13 and is provided with a rotating part 14.

Furthermore, the rotating part 14 is provided with a rotating groove 15 in the shape of a non-circular column.

Furthermore, a guide hole 16 is formed in the movable clamping block 4, and a guide post 17 with one end fixed on the fixed clamping block 2 is slidably connected in the guide hole 16.

Furthermore, a compression spring 18 with one end abutting against the fixed clamping block 2 and the other end abutting against the movable clamping block 4 is sleeved on the guide column 17.

Further, a tool setting block 19 is arranged on the clamp seat 1.

Further, a clamping hole 20 is formed in the clamp base 1.

In this embodiment, the fixture seat 1 is integrally fixed on a processing platform of a numerically controlled milling machine through the clamping hole 20, a thin-walled sleeve workpiece is taken out and is erected on the adjusting disc 10, an external rotating tool is inserted into the rotating groove 15, the rotating part 14 is rotated to enable the worm 12 to drive the worm wheel 11 to rotate, after transmission of the rotating shaft 9, the adjusting disc 10 carries the workpiece to rotate, adjustment of the orientation angle of the workpiece before positioning and clamping is completed, after the adjustment is completed, the grab handle 6 is pushed and pressed to enable the eccentric wheel 5 to rotate relative to the wheel seat 3, the movable clamping block 4 is pushed and pressed to enable the movable clamping block 4 to move close to the fixed clamping block 2, the workpieces in the first clamping groove 7 and the second clamping groove 8 are tightly held, and rapid clamping operation is completed.

The guide hole 16 is matched with the guide post 17 to play a role in sliding guide;

the compression spring 18 is used for automatic reset after the movable clamping block 4 clamps the workpiece;

wherein, the setting of the cutter block 19 is used for positioning the cutter before machining.

The utility model relates to an eccentric anchor clamps of thin wall sleeve class drives the worm wheel through the worm and rotates, through the pivot transmission after, realizes that adjustment disc and last work piece turn to, makes things convenient for the work piece to accomplish angular adjustment before the clamping of location, treats that the adjustment finishes the back, accomplishes the clamp fastening to the work piece by the movable clamp splice of making near fixed clamp splice, realizes the quick clamping of fixing a position, makes things convenient for follow-up machine tooling, and overall function is perfect, and the practicality is strong.

Unless otherwise specified, in the present invention, if the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate an orientation or positional relationship based on the actual orientation or positional relationship shown, it is only for convenience of describing the present invention and simplifying the description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the terms describing orientation or positional relationship in the present invention are used for illustrative purposes only, and should not be construed as limiting the present patent, it is possible for those skilled in the art to combine the embodiments and understand the specific meanings of the above terms according to specific situations.

Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass both fixed and removable connections, or integral connections; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

1. The utility model provides an eccentric anchor clamps of thin wall sleeve class, includes the anchor clamps seat, its characterized in that: the clamp is characterized in that a fixed clamping block is arranged on the clamp seat, a wheel seat is arranged on one side of the fixed clamping block, a movable clamping block which is connected to the clamp seat in a sliding mode and moves close to or far away from the fixed clamping block is arranged between the wheel seat and the fixed clamping block, an eccentric wheel is connected to the wheel seat in a rotating mode, the wheel face of the eccentric wheel abuts against the movable clamping block, and a handle for controlling the eccentric wheel to rotate is arranged on the eccentric wheel.

2. The thin-walled sleeve-like eccentric clamp according to claim 1, characterized in that: the clamp comprises a clamp seat, a fixed clamping block and a movable clamping block, and is characterized in that a first clamping groove is formed in the end face, facing the movable clamping block, of the fixed clamping block, a second clamping groove is formed in the end face, facing the fixed clamping block, of the movable clamping block, a rotating shaft is arranged on the clamp seat, and an adjusting disc which rotates along with the rotating shaft and is close to the first clamping groove is arranged at one end of the rotating shaft.

3. The thin-walled sleeve-like eccentric clamp according to claim 2, characterized in that: the other end of pivot is equipped with the worm wheel, and the meshing has the worm on the worm wheel, and the both ends of worm are equipped with respectively to be fixed rotate the seat on the anchor clamps seat, the worm rotates to be connected on rotating the seat, the one end of worm stretches out and rotates the seat and be equipped with rotating portion on it.

4. The thin-walled sleeve-like eccentric clamp according to claim 3, characterized in that: the rotating part is provided with a rotating groove in a non-circular cross section cylindrical shape.

5. The thin-walled sleeve-like eccentric clamp according to any one of claims 1 to 4, characterized in that: the movable clamping block is provided with a guide hole, and one end of the guide hole is fixed on the guide post on the fixed clamping block in a sliding connection mode.

6. The thin-walled sleeve-like eccentric clamp according to claim 5, characterized in that: and the guide post is sleeved with a compression spring, one end of the compression spring is propped against the fixed clamping block, and the other end of the compression spring is propped against the movable clamping block.

7. The thin-walled sleeve-like eccentric clamp according to claim 1, characterized in that: and the clamp seat is provided with a feeler block.

8. The thin-walled sleeve-like eccentric clamp according to claim 1, characterized in that: and the clamp seat is provided with a clamping hole.