CN217433275U

CN217433275U - Positioning jig applied to wire cutting

Info

Publication number: CN217433275U
Application number: CN202120887045.0U
Authority: CN
Inventors: 王耀晶; 王学明; 冯熙
Original assignee: Shenzhen Xinyuda Plastic Mold Co ltd
Current assignee: Shenzhen Xinyuda Plastic Mold Co ltd
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2022-09-16
Anticipated expiration: 2031-04-27

Abstract

The utility model relates to a be applied to linear cutting's positioning jig, including fixed part and clamping part. The fixing part is of a cubic structure, any end face of the fixing part is perpendicular to an adjacent end face of the fixing part, a first through hole and a second through hole are formed in the fixing part, the first through hole vertically penetrates through the top end face and the bottom end face of the fixing part, the second through hole horizontally penetrates through the left side face and the right side face of the fixing part, and the first through hole is perpendicular to the second through hole. The clamping part comprises a clamping block and a pressing rod, a groove is formed in the front end face of the clamping block, the groove penetrates through the top end face and the bottom end face of the clamping block along the vertical direction, the pressing rod penetrates through one side wall of the groove perpendicularly along the horizontal direction to enter the groove, the fixing part is partially arranged in the groove, one end of the pressing rod, located in the groove, and the fixing part is clamped by the other side wall of the groove, and two orifices of the first through hole and two orifices of the second through hole are located outside the groove.

Description

Positioning jig applied to wire cutting

Technical Field

The utility model relates to a frock tool field especially relates to a be applied to linear cutting's positioning jig.

Background

At present, when a part of cylindrical workpieces such as a cylinder, an insert needle, a squirt nozzle and the like are subjected to wire cutting processing, an inner hole needs to be processed, but the technical problems in the prior art are as follows: when the height of the cylindrical workpiece is too high, the wire-electrode cutting is inconvenient to calibrate the verticality before processing and has low verticality calibrating efficiency, and the wire-electrode cutting has slight verticality calibrating error before processing, so that the error obtained by finding out the scores is larger and cannot meet the precision requirement of processing.

SUMMERY OF THE UTILITY MODEL

To the technical problem who exists among the prior art, the utility model provides a be applied to linear cutting's positioning jig, this positioning jig can improve the linear cutting machining precision of cylindricality work piece.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a be applied to linear cutting's positioning jig, includes fixed part and clamping part, and the clamping part is used for the centre gripping fixed part.

The fixing part is of a cubic structure, any end face of the fixing part is perpendicular to an adjacent end face of the fixing part, a first through hole and a second through hole are formed in the fixing part, the first through hole vertically penetrates through the top end face and the bottom end face of the fixing part, the second through hole horizontally penetrates through the left side face and the right side face of the fixing part, and the first through hole is perpendicular to the second through hole.

In one embodiment, the first and second tube perforations are both cylindrical in configuration.

In one embodiment, the first through hole and the second through hole are both square column structures.

In one embodiment, one of the first through hole and the second through hole is a cylindrical structure, and the other is a square cylindrical structure.

The clamping part comprises a clamping block and a pressing rod, a groove is formed in the front end face of the clamping block, and the groove penetrates through the top end face and the bottom end face of the clamping block in the vertical direction. The pressure lever runs through a lateral wall of the groove vertically along the horizontal direction to enter the groove, the pressure lever can move along the horizontal direction, the fixing part is arranged in the groove, one end of the pressure lever, which is positioned in the groove, and the other lateral wall of the groove clamp the fixing part, and at the moment, two orifices of the first through hole and two orifices of the second through hole are both positioned outside the groove. At this time, the first through hole of the fixing part makes an angle of 90 ° with the horizontal direction, and the second tube through hole of the fixing part makes an angle of 90 ° with the vertical direction.

In one embodiment, one end of the pressure rod outside the groove is connected with the free end of the air cylinder, and the air cylinder can drive the pressure rod to reciprocate along the horizontal direction.

The utility model has the advantages that: the utility model provides a positioning jig applied to wire cutting, which is suitable for wire cutting processing of cylindrical workpieces, when the cylindrical workpieces need to process inner holes, the cylindrical workpieces penetrate through a first through hole of a fixed part so as to realize vertical positioning; when the cylindrical workpiece needs to be processed at the end part, the cylindrical workpiece penetrates through the second through hole of the fixing part so as to realize horizontal positioning. The first through hole and the second through hole of the fixing part are processed by matching with cylindrical workpieces, so that when cylindrical workpieces of different specifications are replaced for linear cutting machining, the clamping part and the fixing part can be separated by moving the pressing rod, then another fixing part matched with the cylindrical workpieces of the specifications is replaced, the fixing part is arranged in the groove, and then the pressing rod is moved reversely to realize the fixed connection of the clamping part and the fixing part. The utility model provides a pair of be applied to wire-electrode cutting's location instrument can be applicable to the cylindricality work piece of different specifications.

The following description is given with reference to specific examples.

Drawings

The figures further illustrate the invention, but the embodiments in the figures do not constitute any limitation of the invention.

Fig. 1 is a schematic structural diagram of a positioning fixture applied to wire cutting according to embodiment 1.

Fig. 2 is a schematic structural diagram of a positioning fixture applied to wire cutting according to embodiment 2.

Fig. 3 is a vertical sectional view of the fixing part provided in embodiment 2.

Wherein the reference numbers are: 1. a fixed part; 11. a first through hole; 12. perforating the second tube; 2. a clamping portion; 21. a clamping block; 22. a groove; 23. a pressure lever; 24. a buffer layer; 31. a first cylindrical workpiece; 32. a second cylindrical workpiece; 41. mounting a machine head; 42. a lower machine head; 43. cutting the line.

Detailed Description

It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" 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 the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified 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; they may be mechanically coupled, directly coupled, indirectly coupled through intervening media, and may be interconnected or 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.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

Example 1

As shown in fig. 1, the positioning fixture for wire cutting provided in this embodiment includes a fixing portion 1 and a clamping portion 2, where the clamping portion 2 is used for clamping the fixing portion 1.

The fixing part 1 is of a cubic structure, any end face and an adjacent end face of the fixing part 1 are perpendicular to each other, a first through hole 11 and a second through hole 12 are formed in the fixing part 1, the first through hole 11 vertically penetrates through the top end face and the bottom end face of the fixing part 1, the second through hole 12 horizontally penetrates through the left side face and the right side face of the fixing part 1, and the first through hole 11 and the second through hole 12 are perpendicular to each other and communicated with each other. The first through hole 11 is a cylindrical structure, and the second through hole 12 is a square cylindrical structure.

The clamping part 2 comprises a clamping block 21 and a pressure rod 23, a groove 22 is arranged on the front end face of the clamping block 21, and the groove 22 penetrates through the top end face and the bottom end face of the clamping block 21 along the vertical direction. The pressing rod 23 vertically penetrates through one side wall of the groove 22 along the horizontal direction to enter the groove 22, the pressing rod 23 can move along the horizontal direction, the fixing portion 1 is partially arranged in the groove, one end, located in the groove 22, of the pressing rod 23 and the other side wall of the groove 22 clamp the fixing portion 1, in order to prevent damage to the fixing portion 1, one end, located in the groove 22, of the pressing rod 23 is connected with the buffer layer 24, at the moment, the first through hole is formed, and the two hole openings of the first through hole 11 and the two hole openings of the second pipe through hole 12 are located on the outer side of the groove 22. At this time, the first through hole 11 of the fixing part 1 makes an angle of 90 ° with the horizontal direction, and the second tube through hole 12 of the fixing part 1 makes an angle of 90 ° with the vertical direction.

When the positioning jig applied to wire cutting provided by the embodiment can be used for processing the first cylindrical workpiece 31, the processing part of the first cylindrical workpiece 31 is a square cylinder, the processing part of the first cylindrical workpiece 31 horizontally penetrates through the second pipe perforation 12, so that horizontal positioning of the first cylindrical workpiece 31 is realized, and the cutting wire 43 of the wire cutting device realizes processing of the end part of the first cylindrical workpiece 31 under the driving of the upper head 41 and the lower head 42.

Example 2

The positioning fixture provided in this embodiment is different from the positioning fixture provided in embodiment 1 only in that: the pressing rod 23 vertically penetrates through the other side wall of the groove 22 along the horizontal direction to enter the groove 22.

The positioning jig applied to the wire cutting provided by the embodiment can be used for processing the inner hole of the second cylindrical workpiece 31, the second cylindrical workpiece 31 is a sleeve, the second cylindrical workpiece 31 vertically penetrates through the first pipe perforation 11, and the larger diameter end of the second cylindrical workpiece 31 is supported on the top end face of the fixing part 1, so that the vertical positioning of the second cylindrical workpiece 31 is realized, and the cutting line 43 of the wire cutting device penetrates through the inner hole of the second cylindrical workpiece 31 at the moment to process the inner hole of the second cylindrical workpiece 31.

The positioning jig provided by the embodiment can efficiently realize the verticality correction of the second cylindrical workpiece 31, thereby achieving the machining precision.

All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a be applied to linear cutting's positioning jig which characterized in that:

comprises a fixing part and a clamping part;

the fixing part is of a cubic structure, any end face and an adjacent end face of the fixing part are perpendicular to each other, a first through hole and a second through hole are formed in the fixing part, the first through hole vertically penetrates through the top end face and the bottom end face of the fixing part, the second through hole horizontally penetrates through the left side face and the right side face of the fixing part, and the first through hole and the second through hole are perpendicular to each other;

the clamping part comprises a clamping block and a pressing rod, a groove is formed in the front end face of the clamping block, the groove penetrates through the top end face and the bottom end face of the clamping block in the vertical direction, the pressing rod penetrates through a side wall of the groove into the groove in the horizontal direction, the fixing part is arranged in the groove, the pressing rod is located at one end of the groove and another side wall of the groove enable the fixing part to be clamped tightly, and two orifices of a first through hole and two orifices of a second through hole are located in the outer side of the groove.

2. The positioning jig according to claim 1, wherein: when the fixing part is connected with the clamping part, the first through hole forms an angle of 90 degrees with the horizontal direction, and the second pipe through hole forms an angle of 90 degrees with the vertical direction.

3. The positioning jig according to claim 2, wherein: the first through hole and the second through hole are both cylindrical structures.

4. The positioning jig according to claim 2, wherein: the first through hole and the second through hole are both square column structures.

5. The positioning jig according to claim 2, wherein: one of the first through hole and the second through hole is of a cylindrical structure, and the other one of the first through hole and the second through hole is of a square cylinder structure.

6. The positioning jig according to claim 2, wherein: one end of the compression bar, which is positioned in the groove, is connected with a buffer layer.

7. The positioning jig according to claim 1, wherein: one end of the pressure lever, which is positioned outside the groove, is connected with the free end of the cylinder.