CN218612095U

CN218612095U - Electric spark wire-electrode cutting tubular part halving cutting fixture

Info

Publication number: CN218612095U
Application number: CN202223092051.0U
Authority: CN
Inventors: 宋祥厚; 叶亚钰
Original assignee: Suzhou Zhonggu Edm Industrial Co ltd
Current assignee: Suzhou Zhonggu Edm Industrial Co ltd
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-03-14
Anticipated expiration: 2032-11-21

Abstract

A lower clamping jaw is fixed on the base, an upper clamping jaw is arranged above the lower clamping jaw, the upper clamping jaw and the lower clamping jaw are arranged in a vertically corresponding mode, a compression screw is arranged between the upper clamping jaw and the lower clamping jaw, the lower end of the compression screw is arranged in the middle of the lower clamping jaw, the upper end of the compression screw penetrates through the middle of the upper clamping jaw, a compression nut is arranged at the upper end of the compression screw, and the compression nut is located above the upper clamping jaw; the edge of the upper clamping jaw is provided with a circle of equant upper cutting grooves, the edge of the lower clamping jaw is provided with a circle of equant lower cutting grooves, and the upper cutting grooves and the lower cutting grooves are the same in number and are arranged up and down correspondingly. The utility model discloses a halving cutting jig, simple structure presss from both sides tight convenient and fast, can once only once cut on the tubulose blank and accomplish a plurality of work pieces, and machining precision is high moreover, machining efficiency is high.

Description

Electric spark wire-electrode cutting tubular part halving cutting fixture

Technical Field

The utility model belongs to the technical field of the electric spark cutting, concretely relates to cutting jig such as spark-erosion wire cutting tubulose part.

Background

The existing tubular part needs to be subjected to electric spark equal division cutting as shown in fig. 1, and the electric spark wire cutting discharge machining is the preferred machining process for machining a metal special-shaped multi-curve part, but the problems are encountered during cutting of a tubular workpiece: traditional adds clamping apparatus makes when cutting on the tubulose blank, and a plurality of parts are cut out to processing unable clamping back, must the secondary clamping, and the cutting is wasted time and energy and influences cutting accuracy again.

Therefore, an equal-part cutting fixture for electric spark wire cutting tubular parts is designed to solve the problems.

It should be noted that the above background description is only for the sake of clarity and complete description of the technical solutions of the present invention, and is set forth for facilitating understanding of those skilled in the art. These solutions are not considered to be known to the person skilled in the art merely because they have been set forth in the background section of the present invention.

Disclosure of Invention

For overcoming the deficiencies in the prior art, the utility model aims to provide a cut-off jig such as spark-erosion wire cutting tubular part.

In order to achieve the above objects and other related objects, the present invention provides a technical solution: a lower clamping jaw is fixed on the base, an upper clamping jaw is arranged above the lower clamping jaw, the upper clamping jaw and the lower clamping jaw are arranged in a vertically corresponding mode, a compression screw is arranged between the upper clamping jaw and the lower clamping jaw, the lower end of the compression screw is arranged in the middle of the lower clamping jaw, the upper end of the compression screw penetrates through the middle of the upper clamping jaw, a compression nut is arranged at the upper end of the compression screw, and the compression nut is located above the upper clamping jaw; the edge of the upper clamping jaw is provided with a circle of equant upper cutting grooves, the edge of the lower clamping jaw is provided with a circle of equant lower cutting grooves, and the upper cutting grooves and the lower cutting grooves are the same in number and are arranged up and down correspondingly.

The preferable technical scheme is as follows: the upper clamping jaw is disc-shaped, and a positioning ring is fixed on the lower end face of the upper clamping jaw.

The preferable technical scheme is as follows: the lower clamping jaw is disc-shaped, and the edge of the lower clamping jaw is provided with an upward convex edge.

The preferable technical scheme is as follows: the upper end of base is equipped with a setting element, the setting element is located one side of last clamping jaw.

The preferable technical scheme is as follows: the positioning groove is formed in one end of the upper clamping jaw, and the upper end of the positioning piece corresponds to the positioning groove.

The preferable technical scheme is as follows: the upper end face of the base is provided with a threaded hole, and the lower end of the positioning piece is provided with external threads and is detachably arranged in the threaded hole.

The preferable technical scheme is as follows: and a compression gasket is arranged between the compression nut and the upper clamping jaw.

The preferable technical scheme is as follows: the base with lower clamping jaw integrated into one piece sets up.

The preferable technical scheme is as follows: and the base is provided with a mounting hole which can be connected with a machine tool workbench.

Because of the application of the technical scheme, compared with the prior art, the utility model the advantage that has is:

1. simple and reliable structure and low manufacturing cost.

2. The shape of the clamping jaw can be flexibly designed according to the requirements of drawings. The processing requirements of different parts can be met.

3. A positioning ring is designed on the workpiece clamping surface of the upper clamping jaw, and a convex edge is designed on the workpiece clamping surface of the lower clamping jaw, so that the clamped workpiece is accurately positioned.

4. The clamping jaw synchronous positioning piece is arranged between the upper clamping jaw and the lower clamping jaw, so that the relative positions of the upper clamping jaw and the lower clamping jaw are consistent, and the machining precision is improved.

5. Because the clamping jaw is clamped on the non-processing surface of the annular closing body, and the positioning convex edge is designed on the periphery of the annular closing body, the problem of stress deformation after the breakage of the closing surface when the annular workpiece is processed is effectively solved.

6. Due to the fact that the machined notch area is designed in the machining area of the clamping jaw, the clamping jaw is prevented from being cut by the molybdenum wire, meanwhile, the problem that the molybdenum wire is short-circuited and difficult to continuously machine when a workpiece drops after machining is effectively solved, and the output rate in unit time is improved.

Drawings

FIG. 1 is a schematic view of a tubular part in a cut state.

Fig. 2 is an overall schematic view of the present invention.

Fig. 3 is a schematic view of the base and the lower jaw.

Fig. 4 is a schematic view of the assembly of the part to be machined and the fixture.

In the above drawings, 1, a base; 2. a lower clamping jaw; 3. an upper clamping jaw; 4. a compression screw; 5. a compression nut; 6. cutting the groove at the upper part; 7. a lower cutting groove; 8. a convex edge; 9. a positioning member; 10. compressing the gasket; 11. and (7) installing holes.

Detailed Description

The following description is given for illustrative embodiments of the present invention, and other advantages and effects of the present invention will be apparent to those skilled in the art from the disclosure of the present invention.

Please refer to fig. 1 to 4. It should be understood that 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 the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the product of the present invention is usually placed when in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should be noted that, unless otherwise specifically stated or limited, the terms "disposed," "mounted," "connected" and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediary, and a communication between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Example (b): as shown in fig. 2 to 4, an electric spark wire cutting pipe-shaped part equally-dividing cutting fixture comprises a base 1, wherein a lower clamping jaw 2 is fixed on the base 1, an upper clamping jaw 3 is arranged above the lower clamping jaw 2, the upper clamping jaw 3 and the lower clamping jaw 2 are arranged in a vertically corresponding manner, a compression screw 4 is arranged between the upper clamping jaw 3 and the lower clamping jaw 2, the lower end of the compression screw 4 is arranged in the middle of the lower clamping jaw 2, the upper end of the compression screw 4 penetrates through the middle of the upper clamping jaw 3, a compression nut 5 is arranged at the upper end of the compression screw 4, and the compression nut 5 is positioned above the upper clamping jaw 3; the edge of the upper clamping jaw 3 is provided with a circle of equant upper cutting grooves 6, the edge of the lower clamping jaw 2 is provided with a circle of equant lower cutting grooves 7, and the upper cutting grooves 6 and the lower cutting grooves 7 are the same in number and are arranged up and down correspondingly. The base 1 is provided with a mounting hole 11 which can be connected with a machine tool workbench.

Preferred embodiments: as shown in fig. 2 and 4, a positioning member 9 is disposed at the upper end of the base 1, and the positioning member 9 is located at one side of the upper jaw 3. A positioning groove is arranged at one end of the upper clamping jaw 3, and the upper end of the positioning piece 9 is arranged corresponding to the positioning groove. The upper end face of the base 1 is provided with a threaded hole, and the lower end of the positioning piece 9 is provided with an external thread and is detachably arranged in the threaded hole. The positioning piece 9 is used as a position synchronizer between the upper clamping jaw 3 and the lower clamping jaw 2, so that the corresponding consistency of the upper position and the lower position of the upper clamping jaw 3 and the lower clamping jaw 2 when the tubular part to be cut is placed can be ensured, and the cutting precision is improved.

Preferred embodiments: as shown in fig. 2, 3 and 4, the upper jaw 3 is disc-shaped and has a positioning ring fixed to its lower end surface. The lower jaw 2 is disc-shaped and its edge is provided with an upward flange 8. The clamped workpiece is accurately positioned, and the cutting precision is improved.

Preferred embodiments: as shown in fig. 2, a pressure washer 10 is provided between the pressure nut 5 and the upper jaw 3. The compression screw rod 4 and the compression nut 5 are prevented from loosening, stable connection is guaranteed, and cutting precision is guaranteed.

Preferred embodiments are as follows: as shown in fig. 3, the base 1 is integrally formed with the lower jaw 2. The structure is ensured to be stable, and the cutting precision is ensured; the integral type sets up the processing of being convenient for, reduces the processing cost.

The working principle is as follows: during the use, will wait that the tubulose part of cutting is placed between last clamping jaw 3 and lower clamping jaw 2, screw up the setting element 9 of two clamping jaw sides for the relative position of last clamping jaw 3 and lower clamping jaw 2 keeps unanimous, screw up gland nut 5 on compression screw 4 again, make last clamping jaw 3 and lower clamping jaw 2 compress tightly the tubulose part of waiting to cut, then fix this anchor clamps on the lathe workstation, after the clamping is accomplished, cut out required work piece at clamping jaw breach part according to the drawing requirement.

The utility model discloses a halving cutting jig, simple structure presss from both sides tight convenient and fast, can once only once cut on the tubulose blank and accomplish a plurality of work pieces, and machining precision is high moreover, machining efficiency is high.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Any person skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a cut fixture is equallyd divide to spark-erosion wire cutting tubular part which characterized in that: the clamping device comprises a base (1), wherein a lower clamping jaw (2) is fixed on the base (1), an upper clamping jaw (3) is arranged above the lower clamping jaw (2), the upper clamping jaw (3) and the lower clamping jaw (2) are vertically arranged correspondingly, a compression screw (4) is arranged between the upper clamping jaw (3) and the lower clamping jaw (2), the lower end of the compression screw (4) is arranged in the middle of the lower clamping jaw (2), the upper end of the compression screw (4) penetrates through the middle of the upper clamping jaw (3) to be arranged, a compression nut (5) is arranged at the upper end of the compression screw (4), and the compression nut (5) is positioned above the upper clamping jaw (3); the edge of the upper clamping jaw (3) is provided with a circle of equant upper cutting grooves (6), the edge of the lower clamping jaw (2) is provided with a circle of equant lower cutting grooves (7), and the upper cutting grooves (6) and the lower cutting grooves (7) are the same in number and are arranged up and down correspondingly.

2. The wire-cut electric discharge machine tubular part equally-dividing cutting jig according to claim 1, characterized in that: the upper clamping jaw (3) is disc-shaped, and a positioning ring is fixed on the lower end face of the upper clamping jaw.

3. The wire-cut electric discharge machine tubular part equally-dividing cutting jig according to claim 2, characterized in that: the lower clamping jaw (2) is disc-shaped, and an upward convex edge (8) is arranged at the edge of the lower clamping jaw.

4. The wire-cut electric discharge machine tubular part equally dividing cutting jig according to claim 3, characterized in that: the upper end of base (1) is equipped with a setting element (9), setting element (9) are located one side of last clamping jaw (3).

5. The wire-cut electric discharge machine tubular part equally dividing cutting jig according to claim 4, characterized in that: the positioning groove is formed in one end of the upper clamping jaw (3), and the upper end of the positioning piece (9) corresponds to the positioning groove.

6. The wire-cut electric discharge machine tubular part equally-dividing cutting jig according to claim 5, characterized in that: the upper end face of the base (1) is provided with a threaded hole, and the lower end of the positioning piece (9) is provided with an external thread and is detachably arranged in the threaded hole.

7. The wire-cut electric discharge machine tubular part equally dividing cutting jig according to claim 6, characterized in that: and a compression gasket (10) is arranged between the compression nut (5) and the upper clamping jaw (3).

8. The wire-cut electric discharge machine tubular part equally-dividing cutting jig according to claim 7, characterized in that: the base (1) and the lower clamping jaw (2) are integrally formed.

9. The wire-cut electric discharge machine tubular part equally-dividing cutting jig according to claim 8, characterized in that: the base (1) is provided with a mounting hole (11) which can be connected with a machine tool workbench.