CN218745362U

CN218745362U - Spark-erosion wire cutting pectination electrode preparation revolving stage

Info

Publication number: CN218745362U
Application number: CN202223197269.2U
Authority: CN
Inventors: 宋祥厚; 朱红波
Original assignee: Suzhou Zhonggu Edm Industrial Co ltd
Current assignee: Suzhou Zhonggu Edm Industrial Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-03-28
Anticipated expiration: 2032-11-30

Abstract

A rotary table for manufacturing a comb-shaped electrode for wire cut electrical discharge machining comprises a mounting base plate, wherein a mounting support is arranged on the mounting base plate, a speed reducer is arranged on the mounting support, the rear end of the speed reducer is connected with a motor, an insulating plate is arranged at the front end of the speed reducer, the insulating plate is connected with a positioning base through a connecting plate, and a positioning chuck for clamping a workpiece is arranged on the positioning base; the mounting base plate is provided with a fixing support, the fixing support is provided with a carbon brush, and the carbon brush is abutted to the positioning base. The utility model discloses a pectination electrode preparation revolving stage can satisfy the preparation of complicated pectination electrode, can process polygonal appearance boundary according to the drawing requirement, and then process required electrode for make-up machine processing according to the shape number and the interval of the columnar electrode of drawing requirement; the multi-electrode one-step forming processing can be realized, the consistency of the shape and the distance of the electrodes is ensured, and the manufacturing efficiency and the quality of the electrodes are improved.

Description

Spark-erosion wire cutting pectination electrode preparation revolving stage

Technical Field

The utility model belongs to the technical field of spark-erosion wire cutting processing, concretely relates to spark-erosion wire cutting pectination electrode preparation revolving stage.

Background

An existing electrode blank to be processed needs to be processed into a comb-shaped electrode shown in figure 1; the traditional electrode processing mode is usually finished by milling by using an engraving machine, but under the condition that the distance between electrodes to be processed is small, the traditional processing mode is difficult to process, and the quality cannot be ensured; when complex comb-shaped electrodes with different shapes are processed, time and material are wasted, processing is inconvenient, and processing efficiency is low. Then, we think of using wire-cut electrical discharge machining process to complete the processing of comb electrodes, however, at present, there is no suitable rotary table for making comb electrodes to meet the requirement of making complex comb electrodes.

Therefore, we have designed a turntable for manufacturing comb-shaped electrodes by wire-cut electric discharge machining to solve the above 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

In order to overcome the defects in the prior art, the utility model aims to provide a rotary table for manufacturing a comb-shaped electrode for wire cut electrical discharge machining.

In order to achieve the above objects and other related objects, the present invention provides a technical solution: a rotary table for manufacturing a comb-shaped electrode for electrospark wire-electrode cutting comprises a mounting base plate, wherein a mounting support is arranged on the mounting base plate, a speed reducer is arranged on the mounting support, the rear end of the speed reducer is connected with a motor, an insulating plate is arranged at the front end of the speed reducer and connected with a positioning base through a connecting plate, and a positioning chuck for clamping a workpiece is arranged on the positioning base; the mounting base plate is provided with a fixing support, the fixing support is provided with a carbon brush, and the carbon brush is abutted to the positioning base.

The preferable technical scheme is as follows: the middle part of the front end face of the positioning base is provided with a jack for mounting the positioning chuck, and the rear end face of the positioning chuck is provided with a bolt corresponding to the jack.

The preferable technical scheme is as follows: the front end face of the positioning base is provided with a plurality of uniformly distributed mounting strips, and positioning fixture blocks are arranged on the mounting strips; the rear end face of the positioning chuck is provided with a plurality of positioning clamping grooves, and the positioning clamping grooves are in one-to-one correspondence with the positioning clamping blocks.

The preferable technical scheme is as follows: the front end face of the positioning chuck is provided with a mounting groove, one side of the mounting groove is provided with a plurality of mounting holes, and positioning pins are arranged in the mounting holes.

The preferable technical scheme is as follows: the mounting bar is disposed around the insertion hole.

The preferable technical scheme is as follows: and a plurality of positioning clamping blocks are arranged on the mounting strip.

The preferable technical scheme is as follows: a sensor is arranged on the body of the speed reducer, and a blocking piece corresponding to the sensor is arranged on a front-end turntable of the speed reducer.

The preferable technical scheme is as follows: a water retaining cover is arranged outside the mounting bracket, the speed reducer and the motor are both positioned inside the water retaining cover.

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

the utility model relates to a comb electrode manufacturing turntable which can meet the manufacturing of complex comb electrodes, can process polygonal shape boundaries according to the drawing requirements, and then process required electrodes for forming machine processing according to the shape number and the distance of columnar electrodes required by the drawing; the multi-electrode one-step forming processing can be realized, the consistency of the shapes and the intervals of the electrodes are ensured, and the manufacturing efficiency and the quality of the electrodes are improved.

Drawings

FIG. 1 is a schematic view of a workpiece.

Fig. 2 is a schematic view of the overall structure of the present invention.

Fig. 3 is a schematic view of the internal structure of the present invention.

Fig. 4 is a schematic view of a positioning base.

FIG. 5 is a schematic view of a locating clip.

Fig. 6 is a schematic diagram of a reducer.

In the above figures, 1, a workpiece; 2. mounting a bottom plate; 3. mounting a bracket; 4. a speed reducer; 5. an electric motor; 6. an insulating plate; 7. a connecting plate; 8. positioning a base; 801. a jack; 802. mounting a bar; 803. positioning a fixture block; 9. positioning the chuck; 901. a bolt; 902. positioning the clamping groove; 903. mounting grooves; 904. mounting holes; 905. positioning pins; 10. a water retaining cover; 11. a sensor; 12. a baffle plate; 13. fixing a bracket; 14. a carbon brush.

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 6. 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 further noted that, unless otherwise explicitly 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 via an intermediate medium, and a connection between 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.

Example (b): as shown in fig. 1 to 6, the rotary table for manufacturing the wire cut electrical discharge machining comb-shaped electrode comprises a mounting base plate 2, a mounting bracket 3 is arranged on the mounting base plate 2, a speed reducer 4 is arranged on the mounting bracket 3, the rear end of the speed reducer 4 is connected with a motor 5, an insulating plate 6 is arranged at the front end of the speed reducer 4, the insulating plate 6 is connected with a positioning base 8 through a connecting plate 7, and a positioning chuck 9 for clamping a workpiece 1 is arranged on the positioning base 8; the mounting base plate 2 is provided with a fixing support 13, the fixing support 13 is provided with a carbon brush 14, and the carbon brush 14 is abutted to the positioning base 8.

The fixing bracket 13 includes an insulating plate having a lower portion fixed to the mounting base plate 2 and a conductive rod having an upper portion connected to a carbon brush 14, the conductive rod is formed in a V shape, and two ends of the conductive rod are respectively provided with a carbon brush.

According to the requirements of an electric machining process, the insulation is required between the working platform surface (namely the part connected with the front end of the speed reducer 4) of the rotary table and the body of the rotary table, so that an insulation plate 6 is arranged at the front end of the speed reducer 4 to ensure the electrical insulation; the fixed support and the carbon brush are additionally arranged on the working table top, so that the working table top can flexibly rotate by 360 degrees and has good conductivity.

Mounting an electrode blank to be processed in a mounting groove 903 of the positioning chuck 9, and fixing the electrode blank by a positioning pin 905 in a mounting hole 904; because the electrode blanks are processed on the same rotation center, the rotation radiuses are consistent when the electrode blanks are processed in an external mold, and the electrode center is the rotation center. The device is connected with a motor 5 (adopting an alternating current servo motor) through a speed reducer 4, is fixed on a workbench, is horizontally installed with the workbench, and is subjected to position control through a computer. The electrode blank to be processed is fixed on the device, the shape boundary of the electrode is processed at 0-90-180-270 degrees according to the requirement of a drawing, the shape boundary of a polygon can be processed according to the requirement of the drawing, and then the required electrode for processing of a forming machine is processed according to the shape number and the spacing of the columnar electrodes required by the drawing. When the columnar electrode is processed, the device is rotated by different angles according to the requirements of the number, the shape and the length of drawings, and the electrodes in different shapes of squares, rectangles and diamonds, which are vertical to the mounting surface or inclined to the mounting surface, can be processed by combining the cutting track of the molybdenum wire.

Because the cutting track of the molybdenum wire is mostly a concave track, the programming complexity is greatly simplified, the error probability is reduced, and the technical threshold of programming personnel is reduced.

The preferred embodiment is: as shown in fig. 4 and 5, the middle of the front end surface of the positioning base 8 is provided with an insertion hole 801 for installing the positioning chuck 9, and the rear end surface of the positioning chuck 9 is provided with a plug 901 corresponding to the insertion hole 801. During installation, the plug 901 is installed in the jack 801, so that the positioning chuck 9 and the positioning base 8 can be quickly installed. The plug 901 and the jack 801 can be connected firmly by screw threads or quickly by a pneumatic structure.

The preferred embodiment is: as shown in fig. 4, the front end surface of the positioning base 8 is provided with a plurality of uniformly distributed mounting bars 802, and positioning blocks 803 are arranged on the mounting bars 802; the rear end face of the positioning chuck 9 is provided with a plurality of positioning clamping grooves 902, and the positioning clamping grooves 902 and the positioning clamping blocks 803 are arranged in a one-to-one correspondence manner. During installation, the positioning clamping groove 902 is clamped into the positioning clamping block 803, so that the positioning chuck 9 and the positioning base 8 are quickly positioned.

The preferred embodiment is: as shown in fig. 5, the front end surface of the positioning chuck 9 is provided with an installation groove 903, one side of the installation groove 903 is provided with a plurality of installation holes 904, and the installation holes 904 are internally provided with positioning pins 905. When the workpiece 1 is installed, the workpiece 1 is firstly clamped into the installation groove 903, and then the positioning and locking of the workpiece 1 are realized through the positioning pin 905; the positioning pin 905 is in threaded connection with the mounting hole 904, and the workpiece is fixed by screwing in the positioning pin 905.

The preferred embodiment is: as shown in fig. 4, the mounting bar 802 is disposed around the insertion hole 801. A plurality of positioning blocks 803 are arranged on the mounting bars 802. In this embodiment, the positioning blocks 803 having the same distance to the insertion hole 801 are in one group, and each group may correspond to one group of positioning slots 902, so that different positioning chucks 9 can be adapted.

The preferred embodiment is: as shown in fig. 6, a sensor 11 is provided on the main body of the reduction gear 4, and a stopper 12 corresponding to the sensor 11 is provided on the front end turntable of the reduction gear 4. The sensor 11 is here arranged to perform a calibration function.

The preferred embodiment is: as shown in fig. 2, a water blocking cover 10 is provided outside the mounting bracket 3, and the speed reducer 4 and the motor 5 are both located inside the water blocking cover 10. Waterproof dustproof, extension equipment's life.

The utility model relates to a comb electrode manufacturing turntable which can meet the manufacturing of complex comb electrodes, can process polygonal shape boundaries according to the drawing requirements, and then process required electrodes for forming machine processing according to the shape number and the distance of columnar electrodes required by the drawing; the multi-electrode one-step forming processing can be realized, the consistency of the shape and the distance of the electrodes is ensured, and the manufacturing efficiency and the quality of the electrodes are improved.

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. Modifications and variations can be made to the above-described embodiments by those skilled in the art 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 spark-erosion wire cutting pectination electrode preparation revolving stage, includes mounting plate (2), be provided with installing support (3) on mounting plate (2), its characterized in that: the mounting support (3) is provided with a speed reducer (4), the rear end of the speed reducer (4) is connected with a motor (5), the front end of the speed reducer (4) is provided with an insulating plate (6), the insulating plate (6) is connected with a positioning base (8) through a connecting plate (7), and the positioning base (8) is provided with a positioning chuck (9) for clamping a workpiece (1); the mounting base plate (2) is provided with a fixing support (13), the fixing support (13) is provided with a carbon brush (14), and the carbon brush (14) is abutted to the positioning base (8).

2. The wire-cut electric discharge machine comb electrode manufacturing turret according to claim 1, wherein: the middle part of the front end face of the positioning base (8) is provided with an insertion hole (801) for installing the positioning chuck (9), and the rear end face of the positioning chuck (9) is provided with a plug pin (901) corresponding to the insertion hole (801).

3. The wire-cut electric discharge machine comb electrode manufacturing turret according to claim 2, characterized in that: the front end face of the positioning base (8) is provided with a plurality of uniformly distributed mounting strips (802), and positioning fixture blocks (803) are arranged on the mounting strips (802); the rear end face of the positioning chuck (9) is provided with a plurality of positioning clamping grooves (902), and the positioning clamping grooves (902) and the positioning clamping blocks (803) are arranged in a one-to-one correspondence mode.

4. The wire-cut electric discharge machine comb electrode manufacturing turret according to claim 3, characterized in that: mounting groove (903) have been seted up to the preceding terminal surface of location chuck (9), a plurality of mounting holes (904) have been seted up to one side of mounting groove (903), be provided with locating pin (905) in mounting hole (904).

5. The wire-cut electric discharge machine comb-shaped electrode manufacturing turntable according to claim 4, characterized in that: the mounting strip (802) is disposed around the receptacle (801).

6. The wire-cut electric discharge machine comb electrode manufacturing turret according to claim 5, wherein: the mounting bars (802) are provided with a plurality of positioning fixture blocks (803).

7. The wire-cut electric discharge machine comb electrode manufacturing turret according to claim 6, wherein: the body of the speed reducer (4) is provided with a sensor (11), and a front-end turntable of the speed reducer (4) is provided with a blocking piece (12) corresponding to the sensor (11).

8. The wire-cut electric discharge machine comb electrode manufacturing turret according to claim 7, wherein: the water retaining cover (10) is arranged outside the mounting bracket (3), and the speed reducer (4) and the motor (5) are both located inside the water retaining cover (10).