CN213319753U

CN213319753U - Rapid clamping jig for arc-shaped workpiece

Info

Publication number: CN213319753U
Application number: CN202022005478.7U
Authority: CN
Inventors: 王钊
Original assignee: Kunshan Zehua Precision Mould Co ltd
Current assignee: Kunshan Zehua Precision Mould Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-06-01
Anticipated expiration: 2030-09-15

Abstract

The utility model discloses a quick clamping tool for convex work piece, install the bottom plate on the processing machine mesa including a detachably lock solid, a location is installed the magnetic table on the side on the bottom plate, and one can the activity wear to arrange the locating lever on convex work piece in, a side of magnetic table is formed with a V-arrangement clamping piece immediately, the symmetry is provided with a plurality of draw-in grooves that are used for the convex work piece both ends of joint on two relative lateral walls of V-arrangement clamping piece, and the middle part department of V-arrangement clamping piece still is provided with one and locating lever looks location connection complex location portion. The clamping jig is simple, novel and reasonable in structure, can be used for rapidly clamping and positioning the arc-shaped workpiece, and is high in working efficiency and clamping stability.

Description

Rapid clamping jig for arc-shaped workpiece

Technical Field

The utility model relates to a frock clamp technical field specifically provides a quick clamping tool for convex work piece.

Background

In the field of machining, circular arc-shaped workpieces are a common type of workpiece. However, since the circular arc-shaped workpiece has a special outer shape, it needs to be fixed by a jig during machining. The common fixture is a vice, but the vice does not have particularly good clamping and positioning performance on the arc-shaped workpiece, and the machining precision of the workpiece cannot be well guaranteed.

In view of this, the present invention is especially provided.

Disclosure of Invention

In order to overcome the defects, the utility model provides a quick clamping tool for convex work piece, its simple structure, novelty, reasonable can realize carrying out the clamping location to convex work piece fast, and work efficiency is high, and the clamping steadiness is high.

The utility model discloses a solve the technical scheme that its technical problem adopted and be: the utility model provides a quick clamping tool for convex work piece, includes that a detachably lock solid installs bottom plate, a location on the processing machine mesa install in magnetic bench and one can the activity wear to arrange the locating lever on convex work piece on the side on the bottom plate, wherein, be formed with a V-arrangement clamping piece on one founds the side of magnetic bench, the symmetry is provided with a plurality of draw-in grooves that are used for the convex work piece both ends of joint on two relative lateral walls of V-arrangement clamping piece, just the middle part department of V-arrangement clamping piece still be provided with one with locating lever looks fixed connection complex location portion.

As a further improvement, the bottom plate is a square plate, which is mounted on the table-board of the processing machine through a plurality of screws detachably.

As a further improvement of the present invention, the magnetic table further has a magnetic table main body in the form of a block, the magnetic table main body is detachably locked and installed on the upper side of the bottom plate, and the V-shaped clamping block is integrally formed on a vertical side of the magnetic table main body.

As a further improvement of the utility model, a plurality of installation holes A which are arranged in an array and are used for installing the magnetic table main body lock are arranged on the bottom plate in a running-through manner.

As a further improvement of the present invention, the two opposite outer side walls of the V-shaped clamping block are vertical surfaces, or the two opposite outer side walls of the V-shaped clamping block are inclined surfaces.

As a further improvement, the draw-in groove is for following the U type cell structure of the vertical extension of V-arrangement clamping piece lateral wall, just the draw-in groove still extends to respectively the upper and lower two surface departments of V-arrangement clamping piece.

As a further improvement, the positioning portion is a clamping groove engaged with the positioning rod, or a screw engaged with the positioning rod.

The utility model has the advantages that: clamping tool simple structure, novelty, reasonable, can realize carrying out the clamping location to convex work piece fast, work efficiency is high, and the clamping steadiness is high, fine assurance to the machining precision of work piece. The clamping jig can clamp and position arc-shaped workpieces of various sizes and models, and is good in universality.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of the quick clamping jig of the present invention mounted on a table-board of a processing machine;

fig. 2 is a schematic view of a top view structure of the quick clamping jig of the present invention mounted on the table-board of the processing machine;

fig. 3 is a schematic view of a three-dimensional structure of the quick clamping jig of the present invention;

fig. 4 is a schematic view of a partially enlarged structure of the quick clamping jig of the present invention;

fig. 5 is a schematic structural diagram of a circular arc-shaped workpiece.

The following description is made with reference to the accompanying drawings:

10-a base plate; 100-mounting hole a; 11-a magnetic table; 110-a V-shaped clamping block;

111-card slot; 112-a positioning part; 113-a magnetic table main body; 12-positioning rod; 2-the table of the processing machine; 20-mounting hole B; 3, arc-shaped workpieces; 30-a base portion; 31-hook part.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and the present invention is not limited to the embodiments described in the present application.

It should be understood that the structures, ratios, sizes, etc. shown in the drawings attached to the present specification are only used for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any modification of the structures, changes of the ratio relation or adjustment of the size should still fall within the scope covered by the technical contents disclosed in the present invention without affecting the function and the achievable purpose of the present invention. The terms "a" and "B" used herein are used for convenience of description and are not intended to limit the scope of the present invention, and the relative relationship between them may be changed or adjusted without substantial technical changes.

Example 1:

please refer to fig. 1 to 4, which are a schematic diagram of a three-dimensional structure and a schematic diagram of a top view structure of the quick clamping fixture installed on a table top of a processing machine, and a schematic diagram of a three-dimensional structure and a schematic diagram of a partially enlarged structure of the quick clamping fixture according to the present invention.

A quick clamping tool for convex work piece include that a detachably lock solid installs bottom plate 10, a location on processing machine mesa 2 install in magnetic bench 11 on the side and one can the activity wear to arrange locating lever 12 on convex work piece 3 on the bottom plate 10, wherein, be formed with a V-arrangement clamping piece 110 on the side immediately of magnetic bench 11, the symmetry is provided with a plurality of draw-in grooves 111 that are used for the convex work piece both ends of joint on two relative lateral walls of V-arrangement clamping piece 110, just the middle part department of V-arrangement clamping piece 110 still be provided with one with locating lever 12 looks fixed connection complex location portion 112. Namely, the clamping fixture can be used for rapidly clamping and positioning the arc-shaped workpiece, the working efficiency is high, the clamping stability is high, and the machining precision of the workpiece is well guaranteed.

In the present embodiment, the base plate 10 is preferably a square plate, which is detachably locked and mounted on the machine top 2 by a plurality of screws. Correspondingly, a plurality of mounting holes B20 arranged in an array and used for locking and mounting the base plate 10 are arranged on the processing machine table top 2.

In this embodiment, it is preferable that the magnetic stage 11 further has a magnetic stage main body 113 in a block shape, the magnetic stage main body 113 is detachably locked and mounted on the upper side surface of the base plate 10, and the V-shaped clamping block 110 is further integrally formed on an upright side of the magnetic stage main body 113.

More preferably, a plurality of mounting holes a100 are formed through the base plate 10, the mounting holes a being arranged in an array and used for fastening and mounting the magnetic stage main body 113.

Further preferably, two opposite outer side walls of the V-shaped clamping block 110 are vertical surfaces, or two opposite outer side walls of the V-shaped clamping block 110 are inclined surfaces.

Preferably, the clamping groove 111 is a U-shaped groove structure extending vertically along the outer side wall of the V-shaped clamping block 110, and the clamping groove 111 further extends to the upper and lower surfaces of the V-shaped clamping block 110, so that two ends of a circular arc-shaped workpiece are placed into the clamping groove 111.

More preferably, the positioning portion 112 is a slot engaged with the positioning rod 12, or a screw engaged with the positioning rod 12.

In addition, the arc-shaped workpiece 3 of the present invention has a circular arc-shaped base portion 30 and two hook portions 31 integrally formed at two ends of the base portion 30 in the arc length direction, and a through hole for allowing the positioning rod 12 to freely pass through is further formed at the center of the base portion 30 (see fig. 5). When the arc-shaped workpiece 3 is to be mounted on the clamping fixture, the two hook portions 31 of the arc-shaped workpiece 3 are clamped in the two symmetrical clamping grooves 111, and then the positioning rod 12 passes through the through hole on the arc-shaped workpiece and is positioned and connected to the positioning portion 112, so that the arc-shaped workpiece 3 can be quickly and stably clamped and positioned on the clamping fixture.

To sum up, a simple structure, novelty, reasonable for a quick clamping tool of convex work piece can realize carrying out the clamping location to convex work piece fast, work efficiency is high, and the clamping steadiness is high.

The above description is only a preferred embodiment of the present invention, but not intended to limit the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as within the protection scope of the present invention.

Claims

1. The utility model provides a quick clamping tool for convex work piece which characterized in that: the locking device comprises a bottom plate (10) detachably locked and installed on a processing machine table board (2), a magnetic table (11) and a positioning rod (12), wherein the magnetic table (11) is installed on the side face of the bottom plate (10) in a locking mode, the positioning rod (12) can movably penetrate through a circular arc-shaped workpiece (3), a V-shaped clamping block (110) is formed on one vertical side of the magnetic table (11), a plurality of clamping grooves (111) used for clamping two ends of the circular arc-shaped workpiece are symmetrically formed in two opposite outer side walls of the V-shaped clamping block (110), and a positioning portion (112) matched with the positioning rod (12) in a positioning connection mode is further arranged in the middle of the V-shaped clamping block (110).

2. The quick clamping jig for the circular arc-shaped workpiece according to claim 1, characterized in that: the bottom plate (10) is a square plate and is detachably locked and installed on the processing machine table-board (2) through a plurality of screws.

3. The quick clamping jig for the circular arc-shaped workpiece according to claim 1, characterized in that: the magnetic table (11) is also provided with a magnetic table main body (113) in a block shape, the magnetic table main body (113) is detachably locked and installed on the upper side surface of the bottom plate (10), and the V-shaped clamping block (110) is integrally formed on one vertical side of the magnetic table main body (113).

4. The rapid clamping jig for the circular arc-shaped workpiece according to claim 3, characterized in that: the bottom plate (10) is provided with a plurality of mounting holes A (100) which are distributed in an array and used for locking and mounting the magnetic table main body (113).

5. The quick clamping jig for the circular arc-shaped workpiece according to claim 1, characterized in that: two opposite outer side walls of the V-shaped clamping block (110) are vertical surfaces, or two opposite outer side walls of the V-shaped clamping block (110) are inclined surfaces.

6. The quick clamping jig for the circular arc-shaped workpiece according to claim 5, characterized in that: the clamping groove (111) is of a U-shaped groove structure which vertically extends along the outer side wall of the V-shaped clamping block (110), and the clamping groove (111) further extends to the upper surface and the lower surface of the V-shaped clamping block (110) respectively.

7. The quick clamping jig for the circular arc-shaped workpiece according to claim 1, characterized in that: the positioning part (112) is a clamping groove matched with the positioning rod (12) in a clamping mode, or a screw hole matched with the positioning rod (12) in a threaded mode.