CN215999256U

CN215999256U - Welding fixture

Info

Publication number: CN215999256U
Application number: CN202121697426.9U
Authority: CN
Inventors: 蔡时晓
Original assignee: Jiangmen Yuzi Precision Mould Technology Co ltd
Current assignee: Jiangmen Yuzi Precision Mould Technology Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-03-11
Anticipated expiration: 2031-07-26

Abstract

The utility model discloses a welding fixture, which is used for limiting a workpiece before welding and comprises: the circuit board comprises a first substrate and a second substrate, wherein the second substrate is fixedly arranged on one side of the first substrate, and a plurality of first clamping grooves are formed in the first substrate; the limiting plate is slidably mounted on the first substrate, a plurality of through holes are formed in the limiting plate and the second substrate, and the through holes in the limiting plate correspond to the through holes in the second substrate one by one; the clamping strip is arranged on one side of the first base plate, a plurality of second clamping grooves are formed in the clamping strip, any one second clamping groove is arranged opposite to the first clamping groove close to the second clamping groove, and the second clamping grooves are matched with the first clamping grooves to form a groove body for containing a workpiece; the foundation pillar sequentially penetrates through the limiting plate and the second substrate through the through hole and then is installed on the second substrate; a plurality of clamping pieces, a plurality of clamping pieces all activity sets up on the foundation column, and the clamping piece all sets up between second base plate and limiting plate, through such mode, is favorable to whole machining efficiency's improvement.

Description

Welding fixture

Technical Field

The utility model relates to the technical field of clamps, in particular to a welding clamp.

Background

As shown in fig. 1, the workpiece is mainly used in a precision robot, so that the concentricity between each connecting arm on the pipe body is required, and therefore, when the pipe body is welded to the connecting arm, the position of each connecting arm needs to be positioned, so that the pipe body can be stably positioned on the pipe body, and the requirement of concentricity is met. However, in the market, a few clamps for positioning the workpiece before welding are available, and a small number of clamps special for the workpiece are complex in structure and difficult to operate in use, so that the overall machining efficiency is greatly influenced. Therefore, it is necessary to develop a new welding jig.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a welding fixture, which effectively overcomes the defects in the background technology and is beneficial to improving the overall processing efficiency.

In order to achieve the purpose, the technical scheme of the utility model is as follows:

a welding jig for limiting a workpiece before welding, comprising:

the circuit board comprises a first substrate and a second substrate, wherein the second substrate is fixedly arranged on one side of the first substrate, the second substrate and the first substrate are arranged vertically to each other, and a plurality of first clamping grooves are formed in the first substrate;

the limiting plate is slidably mounted on the first substrate, the limiting plate and the second substrate are oppositely arranged, a plurality of through holes are formed in the limiting plate and the second substrate, and the through holes in the limiting plate correspond to the through holes in the second substrate one to one;

the clamping strip is arranged on one side of the first base plate, the clamping strip and the limiting plate are perpendicular to each other, a plurality of second clamping grooves are formed in the clamping strip, any one of the second clamping grooves is arranged opposite to the first clamping groove close to the second clamping groove, and the second clamping grooves are matched with the first clamping grooves to form a groove body used for containing a workpiece;

the two base pillars sequentially penetrate through the limiting plate and the second substrate through the through holes and are mounted on the second substrate;

and the clamping pieces are movably arranged on the base columns, are arranged between the second base plate and the limiting plate, form an area for clamping a workpiece between two adjacent clamping pieces, and are on the same horizontal plane.

The welding fixture has the beneficial effects that: the realization that can be quick is to the location of a plurality of linking arms, when the location, at first install the pillar on the second base plate, then install a plurality of clamping pieces and linking arm on the pillar in proper order according to the order of clamping piece to linking arm, every linking arm is positioned between two clamping pieces respectively, and the border of linking arm locates in the cell body, make whole linking arm by stable location, then the limiting plate slides to second base plate direction, the limiting plate embolias on the pillar, can realize extrusion and the location to the linking arm, whole operation process is simple and convenient, easy to operate, overcome the not enough that exists in the background art, be favorable to whole machining efficiency's improvement.

Drawings

FIG. 1 is a view of a workpiece structure;

FIG. 2 is a perspective view of a welding fixture structure;

FIG. 3 is a front view of a welding fixture configuration;

FIG. 4 is a side view of a welding fixture configuration.

Detailed Description

A welding jig of the present invention will be described with reference to the accompanying drawings.

As shown in fig. 1 to 4, as a preferred embodiment of the present invention:

a welding fixture is used for limiting a workpiece before welding, and is mainly applied to the workpiece shown in figure 1, the workpiece comprises a pipe body 1 and a plurality of connecting arms 2 welded on the pipe body 1, and the welding fixture is mainly used for positioning the positions of the pipe body 1 and the connecting arms 2 before the workpiece is welded.

The welding jig includes: the connecting arm comprises a first substrate 3 and a second substrate 4, wherein the second substrate 4 is fixedly arranged on one side of the first substrate 3, the second substrate 4 and the first substrate 3 are arranged perpendicularly to each other, a plurality of first clamping grooves are formed in the first substrate 3, and the first clamping grooves are used for mounting the connecting arm 2;

the limiting plate 5 is slidably mounted on the first substrate 3, the limiting plate 5 and the second substrate 4 are oppositely arranged, a plurality of through holes 6 are formed in the limiting plate 5 and the second substrate 4, and the through holes 6 in the limiting plate 5 correspond to the through holes 6 in the second substrate 4 one by one;

the clamping strip 7 is installed on one side of the first substrate 3, the clamping strip 7 and the limiting plate 5 are perpendicular to each other, a plurality of second clamping grooves 71 are formed in the clamping strip 7, any one of the second clamping grooves 71 is opposite to the adjacent first clamping groove, and the second clamping grooves 71 and the adjacent first clamping grooves are matched to form a groove body for accommodating a workpiece;

two base pillars 8 are arranged, and the base pillars 8 sequentially penetrate through the limiting plate 5 and the second substrate 4 through the through holes 6 and then are mounted on the second substrate 4;

a plurality of clamping pieces 9, it is a plurality of the equal activity of clamping piece 9 sets up on the foundation column 8, just clamping piece 9 all sets up between second base plate 4 and the limiting plate 5, and form an area that is used for pressing from both sides tight work piece between two adjacent clamping pieces 9, regional with the cell body all is on same horizontal plane, and after linking arm 2 was installed in the region between two adjacent clamping pieces 9, the border position of linking arm 2 was located on the cell body to cooperate holistic clamping.

Preferably, the limiting plate 5 and the through hole 6 on the second substrate 4 are all provided with three, one is used for being matched with the installation of the pipe body 1, and the other two are used for being matched with the installation of the base column 8.

Preferably, the base pillar 8 is movably installed between the limiting plate 5 and the second base plate 4.

Preferably, the clamping strip 7 is clamped and fixed on one side of the first substrate 3, and the clamping strip 7 and the first substrate 3 are provided with mutual clamping and mounting positions, which are not repeated herein because the clamping strip is a conventional setting means in the technical field.

It should be noted that: the whole clamping process of the welding fixture to the workpiece is as follows: at first insert two foundation posts 8 on the second base plate 4, then install a plurality of clamping pieces 9 and linking arm 2 on foundation post 8 according to the order of clamping piece 9 to linking arm 2 in proper order, the top is last linking arm 2, make every linking arm 2 (except the linking arm 2 of top) be positioned respectively between two clamping pieces 9, and the border of linking arm 2 locates in the cell body, make whole linking arm 2 by stable location, then limiting plate 5 slides to second base plate 4 direction, press from both sides tightly last linking arm 2, limiting plate 5 embolias on foundation post 8, can realize the extrusion and the location to a plurality of linking arms 2, make whole work piece obtain the location, in order to carry out subsequent welding process.

In order to improve the clamping firmness of the welding fixture, the welding fixture further comprises two limiting bolts, and the two limiting bolts sequentially penetrate through the limiting plate 5 and the plurality of clamping pieces 9 and then are installed and fixed on the second substrate 4.

Preferably, the second base plate 4, the plurality of clamping members 9 and the limiting plate 5 are all provided with mounting holes 10 for allowing limiting bolts to pass through, and after all the connecting arms 2 are positioned, the limiting bolts respectively penetrate through the mounting holes 10, so that the second base plate 4, the plurality of clamping members 9 and the limiting plate 5 are reinforced, the improvement of the stability after integral clamping is facilitated, and the influence on the subsequent welding accuracy due to clamping looseness is avoided.

In order to improve the overall structural strength, the first substrate 3 and the second substrate 4 are integrally formed.

Guide posts 11 are arranged at the positions where the first substrate 3 is matched with the limiting plates 5, and the limiting plates 5 are slidably mounted on the first substrate 3 through the guide posts 11.

Preferably, there are two guide pillars 11, and the two guide pillars 11 are oppositely disposed.

The welding fixture has the beneficial effects that: realization that can be quick is to the location of a plurality of linking arms 2, when the location, at first install the pillar 8 on second base plate 4, then install a plurality of clamping pieces 9 and linking arm 2 on pillar 8 according to clamping piece 9 to the order of linking arm 2 in proper order, every linking arm 2 is positioned respectively between two clamping pieces 9, and the border of linking arm 2 locates in the cell body, make whole linking arm 2 by stable location, then limiting plate 5 slides to 4 directions of second base plate, limiting plate 5 embolias on pillar 8, can realize the extrusion and the location to linking arm 2, whole operation process is simple and convenient, and easy to operate, overcome the not enough that exist in the background art, be favorable to the improvement of whole machining efficiency.

Variations and modifications to the above-described embodiments may occur to those skilled in the art, which fall within the scope and spirit of the above description. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and variations of the present invention should fall within the scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims

1. The utility model provides a welding jig for spacing of work piece before the welding, its characterized in that includes:

2. The welding fixture according to claim 1, further comprising two limiting bolts, wherein the two limiting bolts sequentially penetrate through the limiting plate and the plurality of clamping members and then are fixedly mounted on the second base plate.

3. The welding fixture of claim 1, wherein the first and second substrates are integrally formed therebetween.

4. The welding fixture of claim 1, wherein the stud is movably mounted between the limiting plate and the second base plate.

5. The welding jig of claim 1, wherein a guide post is disposed at a position where the first base plate and the position-limiting plate are engaged, and the position-limiting plate is slidably mounted on the first base plate through the guide post.

6. The welding fixture of claim 5, wherein there are two of the guide posts, and the two guide posts are disposed opposite to each other.

7. The welding fixture of claim 1, wherein the clamping bar is clamped and fixed on one side of the first substrate.