CN215281007U

CN215281007U - Semi-automatic hydraulic tool for special-shaped parts

Info

Publication number: CN215281007U
Application number: CN202120831675.6U
Authority: CN
Inventors: 沈永坚; 褚迎锋
Original assignee: Shanghai Eci Precision Electromechanical Technology Co ltd
Current assignee: Shanghai Eci Precision Electromechanical Technology Co ltd
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2021-12-24
Anticipated expiration: 2031-04-22

Abstract

The utility model belongs to the field of clamp tools, and particularly discloses a semi-automatic hydraulic tool for special-shaped parts, which comprises a hydraulic chuck structure and a clamp structure which are arranged on an equipment main body, wherein the hydraulic chuck structure is fixedly connected with the equipment main body, and the hydraulic chuck structure is connected with the clamp structure; the hydraulic chuck structure comprises a single-jaw hydraulic chuck body, a chuck pull rod, a chuck cam lever and a chuck movable jaw, wherein the single-jaw hydraulic chuck body is fixedly connected with an equipment flange through a fixing bolt, and a round hole is formed in the center of the single-jaw hydraulic chuck body; the chuck pull rod is arranged on one side of the single-jaw hydraulic chuck body, the rear end of the chuck pull rod is connected with the hydraulic cylinder of the equipment main body through threads, a cylinder is arranged at the front end of the chuck pull rod, the cylinder is matched with a round hole in the center of the single-jaw hydraulic chuck body, and the chuck pull rod can move along with the hydraulic cylinder in an axis mode when the hydraulic cylinder works. The utility model discloses a frock simple structure, debugging convenience adopt hydraulic pressure mechanism moreover, and the clamping power is reliable and stable.

Description

Semi-automatic hydraulic tool for special-shaped parts

Technical Field

The utility model relates to an anchor clamps frock field specifically is a semi-automatic hydraulic pressure frock of special-shaped parts.

Background

Machining refers to a process of changing the physical dimensions or properties of a workpiece by a mechanical device. The difference in the machining method can be divided into cutting machining and pressing machining. In the production process, all the processes of changing the shape, size, position, property, etc. of the production object into a finished product or a semi-finished product are called as a process. It is an integral part of the production process. The technological process can be divided into casting, forging, stamping, welding, machining, assembling and other technological processes. During machining, a worker often uses some clamping tools to clamp a workpiece to be machined, so that a machine tool, a tool and the workpiece are kept in correct relative positions, and the workpiece is machined by equipment conveniently.

Most of the tooling fixtures in the prior art are directed at parts with regular shapes such as rectangles, and when the tooling fixtures are used for processing special-shaped structural parts (for example, the rear end of each special-shaped structural part is in a special-shaped structure, and the front shaft end of each special-shaped structural part needs high-precision processing), the tool is not restrained. The traditional tool can only clamp in a manual pressing mode, so that the clamping speed is low, the corresponding clamping force is not controlled, the part is loosened during processing stress due to too small force, and the size and even the falling of the part cannot be guaranteed; the force is too large, which may deform the stressed part.

Therefore, the special tool for the special-shaped structure part, which is high in clamping speed and capable of controlling clamping force, is needed, the tool structure is simple as much as possible, the debugging and maintenance links are convenient, and various defects of the traditional tool are avoided.

Disclosure of Invention

An object of the utility model is to provide a semi-automatic hydraulic pressure frock of special-shaped part to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a semi-automatic hydraulic tool for special-shaped parts comprises a hydraulic chuck structure and a clamp structure, wherein the hydraulic chuck structure and the clamp structure are arranged on an equipment main body; the hydraulic chuck structure comprises a single-jaw hydraulic chuck body, a chuck pull rod, a chuck cam lever and a chuck movable jaw, wherein the single-jaw hydraulic chuck body is fixedly connected with an equipment flange through a fixing bolt, and a round hole is formed in the center of the single-jaw hydraulic chuck body; the chuck pull rod is arranged on one side of the single-jaw hydraulic chuck body, the rear end of the chuck pull rod is connected with the hydraulic cylinder of the equipment main body through threads, a cylinder is arranged at the front end of the chuck pull rod, the cylinder is matched with a round hole in the center of the single-jaw hydraulic chuck body, and the chuck pull rod can move along with the hydraulic cylinder in an axis mode when the hydraulic cylinder works.

Preferably, a through hole is formed in the upper portion of the chuck cam lever, and the chuck cam shaft penetrates through the through hole.

Preferably, the chuck cam lever is arranged on the chuck pull rod, and the bottom of the chuck pull rod is in threaded connection with a chuck positioning insert block for limiting the movement range of the cam.

Preferably, the chuck movable jaw is fixed on the chuck cam lever, and the chuck movable jaw is fixedly provided with a link sliding block.

Preferably, the clamp structure comprises a clamp flange, a clamp base, a clamp pressing plate and a pressing claw, wherein the clamp flange is fixedly connected with the single-claw hydraulic chuck body through a flange fixing screw, and a square hole is formed in the clamp flange. The clamp base is fixed in the square hole of the clamp flange through clamp fixing screws on the lower side and the left side and the right side of the clamp base.

Preferably, the clamp pressing plate is arranged above the clamp base and connected with the downward pressing claw, and the downward pressing claw is connected with the link sliding block on the hydraulic chuck structure through a fastening bolt.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a frock simple structure, debugging convenience, maintenance are simple, with low costs, adopt hydraulic pressure mechanism moreover, and the clamping power is reliable and stable, and the part quality is controlled when carrying out part machining.

Drawings

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

FIG. 2 is a schematic diagram of the explosion structure of the present invention;

FIG. 3 is a general assembly drawing of the present invention;

figure 4 is the utility model discloses treat clamping special-shaped parts's schematic structure.

In the figure: 1. a single-jaw hydraulic chuck body; 2. a chuck pull rod; 3. a chuck cam lever; 4. a chuck movable jaw; 5. a chuck positioning insert; 6. a link slider; 7. a clamp flange; 8. a clamp base; 9. pressing a clamp plate; 10. pressing the clamping jaws downwards; 11. fixing screws by using flanges; 12. a chuck cam shaft; a1, part.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution: a semi-automatic hydraulic tool for special-shaped parts comprises a hydraulic chuck structure and a clamp structure, wherein the hydraulic chuck structure and the clamp structure are arranged on an equipment main body; the hydraulic chuck structure comprises a single-jaw hydraulic chuck body 1, a chuck pull rod 2, a chuck cam lever 3 and a chuck movable clamping jaw 4, wherein the single-jaw hydraulic chuck body 1 is fixedly connected with an equipment flange through a fixing bolt, and a circular hole is formed in the center of the single-jaw hydraulic chuck body 1; chuck pull rod 2 is located single-jaw hydraulic chuck body 1 one side and its rear end and is connected with the pneumatic cylinder of equipment main part through the screw thread, and 2 front end portions of chuck pull rod are equipped with the cylinder, and the round hole cooperation at this cylinder and single-jaw hydraulic chuck body 1 center, and chuck pull rod 2 can carry out the axis along with the pneumatic cylinder and remove at the pneumatic cylinder during operation.

In the present embodiment, a through hole is formed in the upper portion of the chuck cam lever 3, and the chuck cam shaft 12 is inserted into the through hole.

In this embodiment, the chuck cam lever 3 is installed on the chuck pull rod 2, and the bottom of the chuck pull rod 2 is connected with the chuck positioning insert 5 for limiting the movement range of the cam through threads.

In the embodiment, the chuck movable jaw 4 is fixed on the chuck cam lever 3, and the linking slide block 6 is fixedly arranged on the chuck movable jaw 4.

In this embodiment, the clamp structure includes clamp flange 7, clamp base 8, clamp pressure plate 9 and lower pressure jack catch 10, wherein clamp flange 7 passes through flange set screw 11 and single-jaw hydraulic chuck body 1 fixed connection, is equipped with the square hole on clamp flange 7.

In the present embodiment, the jig base 8 is fixed in the square hole of the jig flange 7 by the jig fixing screws on the lower side and the left and right sides thereof.

In the embodiment, the clamp pressing plate 9 is arranged above the clamp base 8, the clamp pressing plate 9 is connected with the pressing jaw 10, and the pressing jaw 10 is connected with the link slide block 6 on the hydraulic chuck structure through a fastening bolt.

In this embodiment, the part to be clamped in fig. 1-4 is designated by reference numeral a 1. When in work: when the hydraulic cylinder is in a closed state, the chuck pull rod 2 moves forwards along with the hydraulic cylinder, moves upwards corresponding to the highest point of the cam mechanism, drives the clamp pressing plate 9 to move to the highest position, and the part A1 can be effectively placed in the clamp base 8.

Then, a hydraulic cylinder is started, the hydraulic cylinder drives the chuck pull rod 2 to move backwards to a specified position according to set pressure, the clamp pressing plate 9 moves to the specified position to the part A1 along with the whole set of mechanism, and constant effective force is applied to the part A1; after the machining is finished, the hydraulic cylinder resets, the clamp pressing plate 9 resets upwards along with the whole mechanism, and the part A1 can be taken out.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A semi-automatic hydraulic tool for special-shaped parts is characterized by comprising a hydraulic chuck structure and a clamp structure, wherein the hydraulic chuck structure and the clamp structure are arranged on an equipment main body; the hydraulic chuck structure comprises a single-jaw hydraulic chuck body (1), a chuck pull rod (2), a chuck cam lever (3) and a chuck movable clamping jaw (4), wherein the single-jaw hydraulic chuck body (1) is fixedly connected with an equipment flange through a fixing bolt, and a round hole is formed in the center of the single-jaw hydraulic chuck body (1); chuck pull rod (2) are located single-jaw hydraulic chuck body (1) one side and its rear end and are passed through the screw thread and be connected with the pneumatic cylinder of equipment main part, and the tip is equipped with the cylinder before chuck pull rod (2), and the round hole cooperation at this cylinder and single-jaw hydraulic chuck body (1) center, and chuck pull rod (2) can carry out the axis removal along with the pneumatic cylinder when pneumatic cylinder during operation.

2. The semi-automatic hydraulic tool for the special-shaped parts according to claim 1, characterized in that: the upper part of the chuck cam lever (3) is provided with a through hole, and a chuck cam shaft (12) penetrates through the through hole.

3. The semi-automatic hydraulic tool for the special-shaped parts according to claim 2, characterized in that: the chuck cam lever (3) is arranged on the chuck pull rod (2), and the bottom of the chuck pull rod (2) is in threaded connection with a chuck positioning insert (5) for limiting the motion range of the cam.

4. The semi-automatic hydraulic tool for the special-shaped parts according to claim 1, characterized in that: the chuck movable clamping jaw (4) is fixed on the chuck cam lever (3), and a link sliding block (6) is fixedly arranged on the chuck movable clamping jaw (4).

5. The semi-automatic hydraulic tool for the special-shaped parts according to claim 1, characterized in that: the clamp structure comprises a clamp flange (7), a clamp base (8), a clamp pressing plate (9) and a pressing claw (10), wherein the clamp flange (7) is fixedly connected with the single-claw hydraulic chuck body (1) through a flange fixing screw (11), and a square hole is formed in the clamp flange (7).

6. The semi-automatic hydraulic tool for the special-shaped parts according to claim 5, characterized in that: the clamp base (8) is fixed in the square hole of the clamp flange (7) through clamp fixing screws on the lower side and the left side and the right side of the clamp base.

7. The semi-automatic hydraulic tool for the special-shaped parts according to claim 5, characterized in that: the clamp is characterized in that a clamp pressing plate (9) is arranged above a clamp base (8), the clamp pressing plate (9) is connected with a pressing clamping jaw (10), and the pressing clamping jaw (10) is connected with a link sliding block (6) on a hydraulic chuck structure through a fastening bolt.