CN213795342U

CN213795342U - Fixing tool

Info

Publication number: CN213795342U
Application number: CN202022508193.5U
Authority: CN
Inventors: 诸成光; 孙驾; 王岩
Original assignee: Shanghai Zhikewei Machinery Manufacturing Co ltd
Current assignee: Shanghai Zhikewei Machinery Manufacturing Co ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-07-27
Anticipated expiration: 2030-11-03

Abstract

The application discloses fixed frock for fixed thin wall foraminiferous ring shape work piece, in order to be fixed the back at its inner wall fluting. The fixing tool comprises a tool body and a supporting plate. Wherein, the top of frock body is provided with the holding tank that holds the work piece, and the locating hole has been seted up to the lateral wall of frock body. And a positioning pin is arranged in the positioning hole. After the workpiece is placed, the positioning pin penetrates through the positioning hole and is inserted into the side wall of the workpiece, so that the workpiece is positioned and fixed. The supporting plate is supported on the inner wall of the workpiece, and a first avoiding groove corresponding to a groove to be machined in the workpiece is formed in the circumferential direction of the supporting plate and used for providing a avoiding position for the knife edge during machining. The fixed tool is detachably fixed on the working table surface, can be directly dismounted when a workpiece is not machined, and gives way for other machining work. When the workpiece is machined, once the workpiece is fixed, a plurality of workpieces can be machined at one time, the fixing speed is high, the positioning is accurate, and the working efficiency can be effectively improved.

Description

Fixing tool

Technical Field

The utility model relates to a frock clamp equipment technical field especially relates to a fixed frock.

Background

In the prior art, as shown in fig. 1, a plurality of grooves 12 are required to be machined in the inner wall of a workpiece 10 for use in a circular workpiece with a thin-wall hole 11. Because the wall thickness of the workpiece 10 is thin, the workpiece is difficult to be quickly fixed by wire cutting, so that the processing period of the workpiece 10 is long, and the working efficiency is affected.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a fixed frock can the quick fixed work piece through setting up frock body and backup pad, improves machining efficiency.

The utility model discloses a fixed frock can be at the lateral wall processing opening of work piece through seting up the recess at the inside wall of frock body.

The utility model discloses a fixed frock can effectively fix the work piece through setting up fixed lid and backup pad, improves processingquality.

In order to realize the utility model discloses above at least one purpose, the utility model provides a fixed frock for at the foraminiferous ring shape work piece of the fixed thin wall of table surface, with the work piece is fixed back in its inner wall fluting, wherein fixed frock includes:

the tool body is detachably fixed on the working table surface, at least two positioning holes are formed in the side wall of the tool body, positioning pins are installed in the at least two positioning holes and inserted into the holes in the side wall of the workpiece to position the workpiece; the top of the tool body is also provided with an accommodating groove for accommodating the workpiece; and

and the supporting plate is supported on the inner wall of the workpiece, and a first avoiding groove corresponding to the groove to be processed of the workpiece is formed in the supporting plate along the circumferential direction.

Has the advantages that: compared with the prior art, the utility model discloses a holding tank that the top of frock body set up and locating hole and locating pin that set up at frock body lateral wall can effective location and fixed work piece, support in the inner wall of work piece through the backup pad simultaneously, prevent that the work piece from producing the atress deformation man-hour, the fixed work piece of treating processing that can be very convenient to the machining efficiency of work piece has been improved greatly. When the workpiece is not machined, the fixed tool can be detached from the working table surface to give way for other machining work; and once being fixed in place, the fixed tool can process a plurality of workpieces at one time, and has high fixing speed and high processing efficiency.

Further, the holding tank is provided with the discharge opening to in unload the waste material that the processing produced, avoid the waste material to influence processing.

Further, the discharge opening is a round opening which is arranged by taking the center of the accommodating groove as a circle center, so that a first step can be formed by the round opening and the accommodating groove during discharging to support the workpiece.

Furthermore, a plurality of grooves are formed in the inner side wall of the tool body, and the grooves correspond to the first avoidance grooves so as to machine openings in the side wall of the workpiece.

Further, the groove bottom of the groove is flush with the top of the first step, so that the structural strength of the first step is improved, and the supporting strength for supporting a workpiece is improved.

Further, the recess is two, and two the recess is followed the diameter symmetry setting of the virtual circular shape in work piece place to debug the position of work piece at the frock body through two recesses of symmetry, carry out accurate location to the work piece.

Further, the fixed tool further comprises a fixed cover, wherein the outer diameter of the fixed cover is larger than that of the workpiece, and the fixed cover is provided with a second avoidance groove corresponding to the first avoidance groove. The workpiece is fixed by pressing the fixing cover on the top of the workpiece.

Furthermore, the fixed cover and the supporting plate are correspondingly provided with at least one threaded hole, and a screw capable of being screwed on the working table top is installed in the threaded hole so that the workpiece can be fixed on the working table top through the fixed cover.

Furthermore, the number of the threaded holes is one, and the threaded holes are opposite to the centers of the workpieces, so that the machining time of the threaded holes is saved on the basis of ensuring effective fixation, and the structural strength of the fixed cover and the supporting plate is improved.

Furthermore, the bottom of the fixed cover is provided with a second step which can be matched with the support plate and supported on the inner wall of the workpiece, so that the fixing effect on the workpiece is improved through the second step and the fixed cover, the inner wall of the workpiece is supported through the matching of the second step and the support plate, and the workpiece is prevented from being deformed during processing.

These and other objects, features and advantages of the present invention will become more fully apparent from the following detailed description.

Drawings

Fig. 1 shows a schematic structural view of a machined workpiece in the present application.

Fig. 2 shows a schematic structural diagram of a fixing tool according to a preferred embodiment of the present application.

Fig. 3 is a schematic structural diagram of a tool body according to a preferred embodiment of the present application.

Fig. 4 is a schematic structural diagram of a support plate according to a preferred embodiment of the present application.

FIG. 5 is a schematic view of a fixing cover according to a preferred embodiment of the present application

Detailed Description

The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents and other technical solutions without departing from the spirit and scope of the invention.

It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, as the terms are used in the description to indicate that the referenced device or element must have the specified orientation, be constructed and operated in the specified orientation, and not for the purposes of limitation.

With reference to fig. 1 to 5 of the specification, a fixing tool according to a preferred embodiment of the present invention is used for fixing a thin-walled circular workpiece 10 with holes on a work table surface, so as to form a groove on an inner wall of the workpiece 10 after the workpiece is fixed. Wherein the fixed tooling comprises a tooling body 20 and a support plate 30.

Wherein, the tool body 20 is detachably fixed on the working table. When the thin-wall circular workpiece 10 with the holes is processed, the tool body 20 is installed and the workpiece 10 is processed by matching with the supporting plate 30; when processing other spare parts, can directly demolish frock body 20, give way table surface. In addition, once the tool body 20 is fixed, the workpiece 10 can be directly placed in the tool body 20 without adjusting the position of the tool body 20, and the fixing speed is high.

Wherein, two positioning holes 21 are opened on the side wall of the tool body 20. The two positioning holes 21 are symmetrically distributed along the diameter of a virtual circle where the circular workpiece 10 is located, so that the positioning effect can be achieved, the workpiece 10 can be fixed conveniently, and the workpiece is prevented from deviating in the machining process. Positioning pins 22 are installed in the two positioning holes 21. Wherein, the top of the tool body 20 is further provided with an accommodating groove 23 for accommodating the workpiece. After the workpiece 10 is placed in the receiving groove 23, the workpiece 10 is positioned and fixed by inserting the positioning pin 22 into the hole 11 of the side wall of the workpiece 10 through the positioning hole 21.

The supporting plate 30 is supported on the inner wall of the workpiece 10 to improve the strength of the side wall of the workpiece 10 and prevent deformation during the machining process, and the supporting plate 30 is circumferentially provided with a first avoiding groove 31 corresponding to the groove 12 to be machined of the workpiece 10 to avoid a machining edge.

When the thin-wall circular workpiece 10 with the holes is processed, the tool body 20 can be directly installed on the working table, after the position of the tool body is adjusted, the workpiece 10 is directly placed in the accommodating groove of the tool body 20, then the workpiece 10 is positioned and fixed through the positioning pin 22, and finally the supporting plate 30 is supported on the inner wall of the workpiece 10, so that the fixing efficiency of the workpiece 10 is greatly improved. Once the tool body 20 is fixed in place, a plurality of workpieces 10 can be processed at one time, and the working efficiency is greatly improved.

As a preferred embodiment of the present invention, the holding tank 23 is provided with a discharge opening 231 so as to discharge the waste material generated by the processing, thereby avoiding the waste material from affecting the processing.

Preferably, the discharge opening 231 is a circular opening formed by centering on the center of the accommodating groove 23. Waste generated by processing can directly leak out through the discharge opening 231, and the processing of the groove 12 on the side wall of the workpiece 10 is not influenced; in addition, the first step 232 may be formed by the discharge opening 231 and the receiving groove 23 to support the workpiece 10, and a certain amount of scrap may be received under the supported workpiece 10.

As a preferred embodiment of the present invention, two grooves 24 are formed on the inner side wall of the tool body 20. Preferably, two of the grooves 24 are symmetrically arranged along a diameter of an imaginary circle on which the workpiece 10 is located. The groove 24 corresponds to the first avoiding groove 31, so as to machine an opening 13 in the side wall of the workpiece 10. In the preferred embodiment, the thin-walled workpiece 10 to be machined is provided with only one opening 13, so that two symmetrical grooves 24 are provided, and it is desirable to precisely locate the machining position of the opening 13 of the workpiece 10 by the principle of one-line two points, and to position the opening 13 to be machined to face a cutter or a machining person for machining.

Preferably, the bottom of the groove 24 is flush with the top of the first step 232 to improve the structural strength of the first step 232 and thus the support strength of the workpiece 10.

As a preferred embodiment of the present invention, the fixing tool further includes a fixing cover 40. Wherein the outer diameter of the fixing cover 40 is larger than the outer diameter of the workpiece 10, and the fixing cover 40 is provided with a second avoiding groove 41 corresponding to the first avoiding groove 31. The workpiece 10 is fixed by pressing the fixing cover 40 on top of the workpiece 10.

Preferably, the fixing cover 40 and the supporting plate 30 are provided with a predetermined number of screw holes 42 at upper and lower sides thereof, respectively. The threaded hole 42 is internally provided with a screw which can be screwed on the working table surface so as to fix the workpiece 10 on the working table surface through the fixing cover 40.

Preferably, the number of the threaded holes 42 is one, and the threaded holes 42 are aligned with the center of the workpiece 10. The fixing cover 40 and the supporting plate 30 are fixed through the central threaded hole 42, so that the workpiece 10 can be effectively fixed, the manufacturing time of the fixing tool can be saved, and the structural strength of the fixing cover 40 and the supporting plate 30 is improved to the maximum extent.

As a preferred embodiment of the present invention, the bottom of the fixing cover 40 is provided with a second step 43 which can be matched with the supporting plate 30 and supported on the inner wall of the workpiece 10. The first step 232 and the second step 43 are simultaneously supported on the inner wall of the workpiece 10, so that the inner wall of the workpiece 10 is filled, and a good supporting effect is achieved; in addition, the fixation of the workpiece 10 can be effectively improved by the cooperation of the second step 43 and the fixing cover 40.

It should be noted that the terms "first and second" in the present invention are used for descriptive purposes only, do not denote any order, are not to be construed as indicating or implying any relative importance, and are to be interpreted as names.

It will be appreciated by persons skilled in the art that the embodiments of the invention shown in the foregoing description are given by way of example only and are not limiting of the invention. The objects of the present invention have been fully and effectively accomplished. The functional and structural principles of the present invention have been shown and described in the embodiments without departing from the principles, embodiments of the present invention may have any deformation or modification.

Claims

1. The utility model provides a fixed frock for at the fixed foraminiferous ring shape work piece of table surface of thin wall, in order after the work piece is fixed in its inner wall fluting, its characterized in that, wherein fixed frock includes:

2. The fixture of claim 1, wherein the receiving groove is provided with a discharge opening.

3. The fixture of claim 2, wherein the discharge opening is a circular opening centered at the center of the receiving groove, so that the workpiece can be supported by the circular opening and the receiving groove to form a first step during discharging.

4. The fixing tool according to claim 3, wherein a plurality of grooves are formed in the inner side wall of the tool body, and the grooves correspond to the first avoiding grooves so as to machine openings in the side wall of the workpiece.

5. The stationary tooling of claim 4 wherein the groove bottom of the groove is flush with the top of the first step.

6. The fixing tool according to claim 4, wherein the number of the grooves is two, and the two grooves are symmetrically arranged along the diameter of a virtual circle where the workpiece is located.

7. The fixture according to claim 1, further comprising a fixture cover, wherein an outer diameter of the fixture cover is larger than an outer diameter of the workpiece, and the fixture cover is provided with a second clearance groove corresponding to the first clearance groove.

8. The fixing tool according to claim 7, wherein the fixing cover and the support plate are correspondingly provided with at least one threaded hole, and a screw capable of being screwed on the working table is installed in the threaded hole so as to fix the workpiece on the working table through the fixing cover.

9. The fixing tool according to claim 8, wherein the number of the threaded holes is one, and the threaded holes are opposite to the center of the workpiece.

10. The fixing tool according to claim 9, wherein a second step which can be matched with the supporting plate and supported on the inner wall of the workpiece is arranged at the bottom of the fixing cover.