CN211163010U

CN211163010U - Machining jig for easily-deformed workpiece

Info

Publication number: CN211163010U
Application number: CN201922265524.4U
Authority: CN
Inventors: 姜立伟
Original assignee: Xuhong Precision Shenzhen Co ltd
Current assignee: Xuhong Precision Shenzhen Co ltd
Priority date: 2019-12-14
Filing date: 2019-12-14
Publication date: 2020-08-04
Anticipated expiration: 2029-12-14

Abstract

The utility model discloses a processing jig of an easily-deformed workpiece, which comprises a first jig component and a second jig component, wherein the first jig component comprises a first fixed seat, a first fixed block is connected on the first fixed seat, a first positioning bulge is also arranged on the first fixed seat, and the first fixed block and the first positioning bulge respectively support the left side edge and the right side edge of the workpiece; the first jig component comprises a second fixing seat, a second fixing block and a first positioning plate are connected to the second fixing seat, a second positioning plate is arranged on the second fixing block, the first positioning plate and the second positioning plate respectively support the bottom surface and the top surface of the workpiece, and the workpiece is fixed in the left-right direction and the up-down direction, so that the workpiece can be prevented from being deformed in the machining process.

Description

Machining jig for easily-deformed workpiece

Technical Field

The utility model relates to a machining technical field especially relates to a machining tool of yielding work piece.

Background

The machining generally includes turning, milling, electric discharge machining or other surface treatment machining, and when the workpiece is machined by these machining methods, the workpiece generally needs to be fixed by a jig, so as to prevent the workpiece from moving in the machining process and affecting normal machining. The conventional jig generally fixes a workpiece by clamping two opposite sides of the workpiece when clamping the workpiece, but if a machining mechanism machines the workpiece from the direction perpendicular to the clamping sides and the workpiece is small in size, the workpiece is easily deformed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a machining jig of yielding work piece can follow the top surface and the bottom surface of the left and right sides side of work piece and carry out the centre gripping to the work piece, can prevent to appear warping when adding man-hour to the work piece.

The utility model discloses a processing jig for an easily-deformed workpiece, which comprises a first jig component and a second jig component, wherein the first jig component comprises a first fixed seat, a first positioning bulge and a first fixed block are arranged on the first fixed seat, and the first fixed block and the first positioning bulge respectively support the left side edge and the right side edge of the workpiece; the second jig component comprises a second fixing seat, a second fixing block is arranged on the second fixing seat, a first positioning plate is further arranged on the second fixing seat, a second positioning plate is arranged on the second fixing block, and the first positioning plate and the second positioning plate respectively support the bottom surface and the top surface of the workpiece.

Further, be provided with first guide rail groove on the first fixing base, be provided with first guide rail arch on the first fixed block, first fixed block passes through first guide rail arch with first guide rail groove sliding connection, be provided with second location arch on the first fixing base, threaded connection has first screw rod on the second location arch, the one end of first screw rod is supported and is held first fixed block to drive first fixed block is followed first guide rail groove slides, and then changes first fixed block with the distance between the first location arch.

Furthermore, first fixed block with be connected with reset spring between the second location arch, reset spring is used for driving first fixed block is followed first guide rail groove resets.

Further, be provided with second guide rail groove on the second fixing base, the second fixed block is located the second guide rail inslot, the second fixing base has the second screw rod through support threaded connection, the one end of second screw rod with the top surface of second fixed block rotates to be connected, and can drive the second fixed block is followed the second guide rail groove slides in vertical direction, and then changes first locating plate with distance between the second locating plate.

The fixture comprises a first fixture assembly, a second fixture assembly, a first stop block, a second stop block and a third stop block, wherein the first stop block is used for abutting against one end, away from the second fixture assembly, of the workpiece, the second stop block is located on one side of the first fixture assembly and used for positioning the first fixture assembly, and the third stop block is located on one side of the second fixture assembly and used for positioning the second fixture assembly.

The technical scheme of the utility model, compared with the prior art, beneficial effect is:

the first positioning bulge and the first fixing block respectively abut against the left side edge and the right side edge of the workpiece, the first positioning plate and the second positioning plate respectively abut against the bottom surface and the top surface of the workpiece, the workpiece can be sufficiently positioned, and the workpiece can be prevented from being deformed in the machining process.

Drawings

FIG. 1 is a schematic structural view of a processing fixture;

FIG. 2 is a schematic structural view of a first jig assembly;

FIG. 3 is an exploded view of the first jig assembly;

FIG. 4 is a schematic structural view of a second jig assembly;

FIG. 5 is an exploded view of a second jig assembly;

description of the figures

100. Processing a jig; 10. a first jig component; 11. a first fixed seat; 111. a first guide rail groove; 12. a first positioning block; 121. a first guide rail projection; 13. a first positioning projection; 14. a second positioning projection; 15. a first screw; 16. a return spring; 20. a second jig assembly; 21. a second fixed seat; 211. a second guide rail groove; 22. a second fixed block; 23. a first positioning plate; 24. a second positioning plate; 25. a support; 26. a second screw; 40. a first stopper; 50. a second stopper; 60. and a third stopper.

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 should be noted that when one component is considered to be "connected" to another component, it may be directly connected to the other component or intervening components may exist. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It should also be noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; either mechanically or electrically, and may be internal to both elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

It should be further noted 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 orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1, the utility model discloses a processing tool 100 of yielding work piece, including first tool subassembly 10 and second tool subassembly 20, first tool subassembly 10 is used for carrying out the centre gripping to two sides about work piece 30, second tool subassembly 20 carries out the centre gripping through top surface and the bottom surface to work piece 30, and then fixes work piece 30, prevents that work piece 30 from appearing deformation by the course of working.

As shown in fig. 2, the first fixture assembly 10 includes a first fixing seat 11, the first fixing seat 11 is fixed on a processing platform of a processing device, the first fixing seat 11 is provided with a first fixing block 12 and a first positioning protrusion 13, the first fixing block 12 and the first positioning protrusion 13 are used for clamping two left and right sides of a workpiece 30, and further fixing the workpiece 30 in the left and right directions.

As shown in fig. 3, a first guide rail groove 111 is formed in the first fixing base 11, the bottom surface of the first fixing block 12 extends downward to form a first guide rail protrusion 121 matched with the first guide rail groove 111, the first guide rail protrusion 121 extends into the first guide rail groove 111, and the first fixing block 12 can pass through the first guide rail groove 111 and the first fixing base 11 in a sliding connection manner, so that the first fixing block 12 can slide along the first guide rail groove 111 along the first guide rail protrusion 121, the distance between the first fixing block 12 and the first positioning protrusion 13 is changed, and workpieces 30 with different sizes can be clamped.

The first fixing seat 11 is further provided with a second positioning protrusion 14, the second positioning protrusion 14 is in threaded connection with a first screw rod 15, one end of the first screw rod 15 penetrates through the second positioning protrusion 14 and abuts against the first fixing block 12, the first screw rod 15 can drive the first fixing block 12 to slide along the first guide rail groove 111, the distance between the first fixing block and the first positioning protrusion 13 is reduced, and the workpiece 30 is further fixed.

The first fixing block 12 is connected with the second positioning protrusion 14 through a return spring 16, when the first screw 15 drives the first fixing block 12 to be close to the first positioning protrusion 13, the return spring 16 is pre-tightened, and when the first screw 15 does not abut against the first fixing block 12, the return spring 16 applies force to the first fixing block 12, so that the first fixing block 12 is reset along the first guide rail groove 111, and the distance between the first fixing block 12 and the first positioning protrusion 13 is further increased.

As shown in fig. 4, the second fixture assembly 20 includes a second fixing seat 21, the second fixing seat 21 is fixed on a processing platform of a processing device, the second fixing seat 21 is connected with a second fixing block 22, the second fixing seat 21 is further provided with a first positioning plate 23, the second fixing block 22 is provided with a second positioning plate 24, the second positioning plate 23 is located right above the first positioning plate 23, and the first positioning plate 23 and the second positioning plate 24 respectively clamp the bottom surface and the top surface of the workpiece 30, so as to fix the workpiece 30 in the up-down direction. In the present embodiment, the second jig assembly 20 fixes the workpiece 30 at one end position of the workpiece 30.

As shown in fig. 5, a second guide rail groove 211 is formed in the second fixing seat 21, and the second fixing block 22 is located in the second guide rail groove 211 and can slide along the second guide rail groove 211 in the vertical direction, so that the distance between the second positioning plate 24 and the first positioning plate 23 can be changed, and further, workpieces 30 with different sizes can be clamped.

A support 25 is arranged on the second fixed seat 21, a second screw 26 is connected to the support 25 through threads, and the second screw 26 penetrates through the top surface of the support 25 and is rotatably connected with the second fixed block 22. When the distance between the first positioning plate 23 and the second positioning plate 24 needs to be adjusted, the second screw 26 is rotated, and the second screw 26 can drive the second fixing block 22 to slide along the second guide rail groove 211 in the vertical direction.

Referring back to fig. 1, the processing fixture 100 further includes a first stopper 40, a second stopper 50, and a third stopper 60, wherein the first stopper 40 abuts against one end of the workpiece 30 away from the second fixture assembly 20 to position the workpiece 30; the second stop block 50 is located at one side of the first fixing seat 11, and positions the first fixing seat 11; the third block 60 is located at one end of the second fixing seat 21, and is used for positioning the second fixing seat 21. The first stopper 40, the second stopper 50 and the third stopper 60 are respectively fixed on the processing platform, and play a role of reference positioning when the first fixing seat 11 and the second fixing seat 21 are installed, so that different workpieces 30 can be respectively installed on the same position.

The present invention can be designed in various embodiments and modifications without departing from the spirit and scope of the present invention in its broadest sense, and the above-described embodiments are intended to illustrate the present invention, but not to limit the scope of the present invention.

Claims

1. A processing jig for an easily-deformed workpiece is characterized by comprising a first jig component and a second jig component, wherein the first jig component comprises a first fixed seat, a first positioning bulge and a first fixed block are arranged on the first fixed seat, and the first fixed block and the first positioning bulge respectively abut against the left side edge and the right side edge of the workpiece; the second jig component comprises a second fixing seat, a second fixing block is arranged on the second fixing seat, a first positioning plate is further arranged on the second fixing seat, a second positioning plate is arranged on the second fixing block, and the first positioning plate and the second positioning plate respectively support the bottom surface and the top surface of the workpiece.

2. The processing jig for the easily deformable workpiece according to claim 1, wherein the first fixing seat is provided with a first guide rail groove, the first fixing block is provided with a first guide rail protrusion, the first fixing block is slidably connected with the first guide rail groove through the first guide rail protrusion, the first fixing seat is provided with a second positioning protrusion, the second positioning protrusion is threadedly connected with a first screw rod, one end of the first screw rod abuts against the first fixing block and drives the first fixing block to slide along the first guide rail groove, and thus the distance between the first fixing block and the first positioning protrusion is changed.

3. The processing jig for the easily deformed workpieces as claimed in claim 2, wherein a return spring is connected between the first fixing block and the second positioning protrusion, and the return spring is used for driving the first fixing block to return along the first guide rail groove.

4. The processing jig for the easily deformable workpiece according to claim 1, wherein the second fixing seat is provided with a second guide groove, the second fixing block is located in the second guide groove, the second fixing seat is connected with a second screw rod through a bracket screw thread, and one end of the second screw rod is rotatably connected with the top surface of the second fixing block and can drive the second fixing block to slide along the second guide groove in the vertical direction, so as to change the distance between the first positioning plate and the second positioning plate.

5. The apparatus as claimed in any one of claims 1 to 4, further comprising a first stop, a second stop, and a third stop, wherein the first stop is for abutting against an end of the workpiece away from the second fixture assembly, the second stop is located at a side of the first fixing seat for positioning the first fixing seat, and the third stop is located at a side of the second fixing seat for positioning the second fixing seat.