CN218638859U - Laser welding positioning jig - Google Patents

Abstract

The utility model discloses a radium welds positioning jig, include: the positioning plate is provided with a detachable positioning piece, the positioning piece is used for positioning a part to be subjected to laser welding, and the positioning plate is used for positioning a workpiece and enabling the workpiece to be abutted to the part; the cover plate is used for covering the positioning plate so as to press the workpiece and the part tightly; the base is used for being installed in the laser welding equipment, one of the base and the cover plate is provided with two limiting grooves which are included angles, and the other one of the base and the cover plate is provided with two limiting convex strips which are used for being matched with the limiting grooves in a one-to-one correspondence mode. This radium welds positioning jig adopts locating plate and setting element to advance line location alone to work piece and part respectively, and the setting element can be dismantled, and when the setting element damaged or part design change, the setting element is dismantled to the accessible and is reprocessed or newly-built, reduces the cost of reprocessing, and can adapt to the change of part in a flexible way, improves work efficiency. Through the one-to-one correspondence cooperation of two intersected limiting grooves and two limiting raised strips, the base can be used for quickly positioning the cover plate, and the cover plate can be conveniently taken and placed.

Description

Laser welding positioning jig

Technical Field

The utility model relates to a radium welding technology equips technical field, and more specifically says, relates to a radium welding positioning jig.

Background

In the manufacturing process of metal products, a workpiece is often welded by adopting laser welding equipment, and the workpiece is clamped and fixed by adopting a laser welding positioning jig by the laser welding equipment.

The laser welding positioning jig generally comprises a positioning plate, a cover plate and a base, wherein in the prior art, the positioning plate is used for positioning a workpiece and a welding part; the cover plate covers the positioning plate to press the workpiece and the welding part tightly; the base is installed in radium welding equipment, and the base is equipped with the locating pin, and the apron is equipped with the locating pin hole to through the cooperation of locating pin and locating pin hole, the realization is to the location of apron.

However, in the prior art, the positioning plate integrally positions the workpiece and the welding part, and the position of the positioning plate for positioning the welding part is easily damaged in the welding process, and different welding parts need to be replaced in the design change, so that the positioning plate needs to be repaired or newly manufactured integrally when the positioning part of the welding part is damaged and the design is changed, and the cost is high.

In addition, the base is fixed a position the apron through the locating pin, causes the apron card to pause easily, gets to put inconveniently.

To sum up, how to reduce the repair cost of the positioning plate and make the cover plate convenient to take and place is a problem to be solved urgently by technical personnel in the field at present.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a radium welding positioning jig can reduce the repair cost of locating plate, makes things convenient for the apron to get and puts.

In order to achieve the above object, the present invention provides the following technical solutions:

a laser welding positioning jig comprises:

the positioning plate is provided with a detachable positioning piece, the positioning piece is used for positioning a part to be subjected to laser welding, and the positioning plate is used for positioning a workpiece and enabling the workpiece to abut against the part;

the cover plate is used for covering the positioning plate so as to press the workpiece and the part;

the base is used for being installed in laser welding equipment, one of the base and the cover plate is provided with two limiting grooves with included angles, and the other one of the base and the cover plate is provided with two limiting convex strips which are matched with the limiting grooves in a one-to-one correspondence mode.

Optionally, the positioning plate is provided with an embedding hole, and the positioning piece is embedded in the embedding hole.

Optionally, the positioning member comprises:

the clamping groove is used for embedding the part;

the fixing part is detachably connected with the positioning plate.

Optionally, the limiting groove is a V-shaped groove; the limiting convex strips are V-shaped convex strips.

Optionally, two of the limiting grooves are vertically arranged.

Optionally, the locating plate still includes upset handle subassembly, upset handle subassembly includes:

one end of the connecting piece is rotatably connected with the positioning plate so as to be close to or far away from the cover plate;

the pressing piece is rotatably connected with the other end of the connecting piece and provided with a pressing surface and a non-pressing surface, and when the connecting piece is close to the cover plate and the pressing piece rotates until the pressing surface abuts against the cover plate, the cover plate is locked with the positioning plate; when the pressing piece rotates to the position that the non-pressing surface abuts against the cover plate and the connecting piece is far away from the cover plate, the cover plate is unlocked.

Optionally, the non-compression face and the compression face form a smoothly transitioning arcuate face.

Optionally, the cover plate is provided with an arc-shaped groove used for being matched with the pressing surface, and one end, close to the cover plate side portion, of the arc-shaped groove is provided with a limiting surface used for limiting the pressing surface.

Optionally, the pressing piece includes a first pressing piece and a second pressing piece which are arranged in parallel, the first pressing piece and the second pressing piece are rotatably connected to the connecting piece through a first rotating shaft, and a handle which is arranged in parallel to the first rotating shaft is connected between the first pressing piece and the second pressing piece.

Optionally, the connecting piece includes a first connecting piece and a second connecting piece which are arranged in parallel, and the first connecting piece and the second connecting piece are respectively rotatably connected with the positioning plate through a second rotating shaft and are arranged in one-to-one correspondence with the first pressing piece and the second pressing piece.

The utility model provides a radium welding positioning jig adopts locating plate and setting element to carry out the independent location to work piece and part respectively, and moreover, setting element detachably locates the locating plate, and like this, when the setting element damages or when the part design changes, can reprocess or newly-built through dismantling the setting element, compare and adopt the locating plate to fix a position work piece and part simultaneously in prior art, can reduce the cost of reprocessing; moreover, spare parts can be replaced by quickly replacing the positioning parts, so that the replacement of parts can be flexibly adapted, and the working efficiency is improved.

In addition, this radium welding positioning jig can realize the base to the quick location of apron through two crossing spacing grooves and two spacing sand grips one-to-one cooperation, has improved the convenience and the smoothness nature that the apron was got and is put, avoids the apron board card to pause etc..

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural view of a laser welding positioning jig according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of the base before positioning the cover plate;

FIG. 3 is a schematic structural view of the positioning plate and the positioning member after positioning the workpiece and the part, respectively, and before covering the cover plate;

FIG. 4 is an exploded view of the alignment plate, workpiece, part and cover plate of FIG. 3;

FIG. 5 is an exploded view of the positioning member and the positioning plate;

FIG. 6 is a schematic view of a part and a workpiece after laser welding;

FIG. 7 is a schematic structural view of the cover plate and the positioning plate when they are not locked;

FIG. 8 is a schematic structural view of the cover plate and the positioning plate when locked together;

FIG. 9 is a top view of FIG. 8;

FIG. 10 isbase:Sub>A cross-sectional view A-A of FIG. 9;

FIG. 11 is an enlarged view of a portion B of FIG. 10;

FIG. 12 is a view of the flip handle assembly at one end of the alignment plate after explosion;

FIG. 13 is a schematic structural view of a positioning plate and a positioning member;

FIG. 14 is a schematic structural view of the positioning member positioning the component and the positioning plate positioning the workpiece;

FIG. 15 is a schematic view of the cover plate covering the positioning plate and not locked;

FIG. 16 is a schematic view of the cover plate with one end locked;

fig. 17 is a schematic structural view of the cover plate when both ends are locked.

The reference numerals in fig. 1 to 17 are as follows:

the device comprises a positioning plate 1, a positioning piece 11, a clamping groove 111, a fixing part 112, an embedding hole 12, a fastening piece 13, a workpiece positioning pin 14, a cover plate positioning pin 15, a positioning pin compression screw 16, a cover plate 2, a limiting groove 21, an arc-shaped groove 22, a limiting surface 221, a base 3, a limiting convex strip 31, a turnover handle assembly 4, a connecting piece 41, a first connecting piece 411, a second connecting piece 412, a compression piece 42, a compression piece 421, a non-compression surface 422, a first compression piece 423, a second compression piece 424, a first rotating shaft 43, a handle 44, a second rotating shaft 45, a rotating shaft fastening screw 46, a workpiece 5, a positioning hole 51 and a part 6.

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 is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The core of the utility model is to provide a radium welding positioning jig can reduce the repair cost of locating plate, makes things convenient for the apron to get and puts.

With reference to fig. 1-4, an embodiment of the present invention provides a laser welding positioning fixture, which includes a positioning plate 1, a cover plate 2 and a base 3, wherein the positioning plate 1 is provided with a detachable positioning member 11, the positioning member 11 is used to position a part 6 to be laser welded, the positioning plate 1 is used to position a workpiece 5 and make the workpiece 5 abut against the part 6; the cover plate 2 is used for covering the positioning plate 1 so as to press the workpiece 5 and the part 6 tightly; base 3 is used for installing in laser welding equipment, and one in base 3 and the apron 2 is equipped with two spacing grooves 21 that are the contained angle, and the other is equipped with two and is used for the spacing sand grip 31 with spacing groove 21 one-to-one complex.

During working, a part 6 to be subjected to laser welding is placed on the positioning piece 11 to realize positioning of the part 6, the workpiece 5 is placed on the positioning plate 1 to realize positioning of the workpiece 5, and after the workpiece 5 is positioned, the workpiece 5 is abutted against the part 6; then, covering the cover plate 2 on the positioning plate 1, and enabling the cover plate 2 to tightly press the workpiece 5 and the part 6; then the assembly formed by the cover plate 2 and the positioning plate 1 is installed on the base 3, the base 3 is installed on the laser welding equipment, when the assembly formed by the cover plate 2 and the positioning plate 1 is installed, the limiting groove 21 of one of the base 3 and the cover plate 2 and the limiting convex strip 31 of the other one are aligned and assembled with each other, so that the integral positioning of the cover plate 2 and the positioning plate 1 can be realized, namely, the positioning of the workpiece 5 and the part 6 on the laser welding equipment is realized, then, the laser welding equipment is started to carry out laser welding, and finally, the part 6 can be laser welded on the workpiece 5.

It can be seen that the laser welding positioning jig provided in this embodiment separately positions the workpiece 5 and the part 6 by using the positioning plate 1 and the positioning member 11, and the positioning member 11 is detachably disposed on the positioning plate 1, so that when the positioning member 11 is damaged or when the design of the part 6 is changed, repair or new manufacturing can be performed by detaching the positioning member 11, compared with the prior art that the positioning plate is used to position the workpiece 5 and the part 6 at the same time, repair cost can be reduced; moreover, the spare parts of the positioning parts 11 can be replaced quickly, the replacement of the parts 6 can be flexibly adapted, and the working efficiency is improved. In addition, this radium welding positioning jig can realize base 3 to 2 quick location of apron through two crossing spacing grooves 21 and two spacing sand grips 31 one-to-one cooperation, has improved 2 convenience and the smoothness nature of getting of apron, avoids 2 card pause of apron etc..

Referring to fig. 5, in order to facilitate the installation of the positioning member 11 on the positioning plate 1, in some embodiments, the positioning plate 1 is provided with a fitting hole 12, and the positioning member 11 is fitted in the fitting hole 12. That is to say, this embodiment makes setting element 11 inlay and locates in embedding hole 12 through setting up embedding hole 12 on locating plate 1, on the one hand, can realize the quick location when setting element 11 installs, and on the other hand, setting element 11 inlays in embedding hole 12, is favorable to improving the fixed stability of setting element 11 on locating plate 1.

In addition, in this embodiment, the specific structure of the positioning element 11 is not limited as long as the positioning of the part 6 can be achieved, please refer to fig. 5, in some embodiments, the positioning element 11 includes a clamping groove 111 and a fixing portion 112, the clamping groove 111 is used for embedding the part 6 to achieve the positioning of the part 6 on the positioning element 11, and the fixing portion 112 is detachably connected with the positioning plate 1 to achieve the fixing of the positioning element 11 and the positioning plate 1. That is to say, this embodiment makes part 6 card locate in draw-in groove 111 through setting up draw-in groove 111 to realize the location of part 6, location simple structure, and be favorable to improving the stability that part 6 was fixed a position. It should be noted that, in this embodiment, a specific shape of the card slot 111 disposed on the positioning element 11 is not limited, and it should be understood that the shape of the card slot 111 matches with the shape of the component 6, so that the component 6 can be matched with the card slot 111 to realize the positioning of the component 6, for example, the card slot 111 includes a straight-line shape, an L-shape, or another special-shaped structure.

In addition, in the present embodiment, the specific detachable connection manner between the fixing portion 112 and the positioning plate 1 is not limited, as long as the fixing portion 112 and the positioning plate 1 can be detachably connected. For example, the fixing portion 112 may be connected to the positioning plate 1 through a fastening member 13 (e.g., a bolt), or the fixing portion 112 may be detachably connected to the positioning plate 1 through clamping or bonding. As shown in fig. 5, the fixing portion 112 includes a fixing hole, and a fastening bolt is inserted through the fixing hole and connected to the positioning plate 1.

In addition, in the present embodiment, the positioning method of the positioning plate 1 for the workpiece 5 is not limited, and in some embodiments, as shown in fig. 5, the positioning plate 1 is provided with a workpiece positioning pin 14 for positioning the workpiece 5, correspondingly, the workpiece 5 is provided with a positioning hole 51 (as shown in fig. 4), when the workpiece 5 is positioned, the positioning hole 51 on the workpiece 5 is inserted into the workpiece positioning pin 14 in alignment, so that the positioning of the workpiece 5 on the positioning plate 1 can be realized.

Further, in order to facilitate the quick positioning of the cover plate 2 when the cover plate 2 covers the positioning plate 1, in some embodiments, as shown in fig. 5, the positioning plate 1 is provided with a cover plate positioning pin 15 for positioning the cover plate 2. When the cover plate 2 covers the positioning plate 1, the positioning pin hole of the cover plate 2 is aligned with the cover plate positioning pin 15 to be inserted, so that the positioning of the cover plate 2 relative to the positioning plate 1 can be realized.

In addition, in order to prevent the workpiece positioning pins 14 and/or the cover positioning pins 15 from loosening, in some embodiments, as shown in fig. 5, the positioning plate 1 is provided with positioning pin pressing screws 16 for pressing the workpiece positioning pins 14 and/or the cover positioning pins 15, so as to improve the firmness of the workpiece positioning pins 14 and/or the cover positioning pins 15 and prevent the workpiece positioning pins 14 and/or the cover positioning pins 15 from loosening, which affects the positioning accuracy.

It should be noted that, the cross-sectional shapes of the limiting groove 21 and the limiting convex strip 31 are not particularly limited in the above embodiments, and in view of convenience of positioning, as shown in fig. 2, in some embodiments, the limiting groove 21 is a V-shaped groove; the limit protrusion 31 is a V-shaped protrusion. That is, this embodiment realizes that base 3 fixes a position fast to apron 2 through the cooperation in V-arrangement sand grip and V-arrangement groove, and when fixing a position apron 2, the opening end in V-arrangement groove has certain guide effect to the V-arrangement sand grip, can make the V-arrangement sand grip insert the V-arrangement inslot smoothly.

In addition, it should be noted that, in each of the above embodiments, the two limiting grooves 21 form an included angle, and correspondingly, the two limiting protrusions 31 form an included angle, and each of the embodiments does not limit a specific included angle between the two limiting grooves 21 (or the two limiting protrusions 31), and in consideration of convenience of processing and installation, please refer to fig. 2 continuously, and in some embodiments, the two limiting grooves 21 are disposed vertically. That is, the contained angle between two spacing grooves 21 is 90, on the one hand facilitates processing, and on the other hand, quick location when easy to assemble.

Further, it should be noted that the two limiting grooves 21 may directly intersect or may not have an intersection.

In addition, in order to fix the cover plate 2 and the positioning plate 1 when they are covered and facilitate the separation of the cover plate 2 and the positioning plate 1 for taking away the workpiece 5 after the laser welding of the part 6 (fig. 6 shows the workpiece 5 after the laser welding of the part 6), please refer to fig. 7 and 8, in some embodiments, the positioning plate 1 further includes a turning handle assembly 4, the turning handle assembly 4 includes a connecting member 41 and a pressing member 42, one end of the connecting member 41 is rotatably connected with the positioning plate 1 to enable the connecting member 41 to approach or separate from the cover plate 2 by rotation; the pressing piece 42 is rotatably connected with the other end of the connecting piece 41, the pressing piece 42 is provided with a pressing surface 421 and a non-pressing surface 422, and when the connecting piece 41 is close to the cover plate 2 and the pressing piece 42 rotates until the pressing surface 421 abuts against the cover plate 2, the cover plate 2 is locked with the positioning plate 1; when the pressing piece 42 is rotated until the non-pressing face 422 abuts against the cover plate 2 and the link piece 41 is away from the cover plate 2, the lock of the cover plate 2 is released.

That is, in the present embodiment, the fixing or releasing of the fixing between the cover plate 2 and the positioning plate 1 can be realized by operating the flip handle assembly 4. Specifically, after locating plate 1 when apron 2 lid, make connecting piece 41 be close to apron 2 through rotating connecting piece 41 to through rotating compressing tightly 42, make compressing tightly the face 421 butt apron 2 that compresses tightly 42, thereby utilize compressing tightly 42 and compress tightly apron 2, realize apron 2 and locating plate 1's fixed. When the laser welding is finished and the workpiece 5 after the laser welding part 6 needs to be taken away, the pressing piece 42 is rotated to enable the non-pressing surface 422 of the pressing piece 42 to be aligned with the cover plate 2, then the connecting piece 41 is rotated to enable the connecting piece 41 to be far away from the cover plate 2, and the fixed relation between the cover plate 2 and the positioning plate 1 can be removed, so that the cover plate 2 can be taken away, and the workpiece 5 after the laser welding part 6 is taken out.

It should be noted that, in this embodiment, specific shapes of the pressing surface 421 and the non-pressing surface 422 are not limited, please refer to fig. 9 and 10, and in some embodiments, the non-pressing surface 422 and the pressing surface 421 form an arc surface with smooth transition. It can be understood that the distance between the arc-shaped surface and the rotating shaft of the pressing member 42 gradually changes, for example, gradually increases from the end of the non-pressing surface 422 away from the pressing surface 421 to the end of the pressing surface 421 away from the non-pressing surface 422, so that different positions of the arc-shaped surface can be aligned with the cover plate 2 by rotating the pressing member 42, and since the distance between the pressing surface 421 and the rotating shaft of the pressing member 42 is greater than the distance between the non-pressing surface 422 and the rotating shaft of the pressing member 42, when the pressing member 42 rotates until the pressing surface 421 abuts against the cover plate 2, the pressing surface 421 can press the cover plate 2; when the pressing member 42 rotates until the non-pressing surface 422 abuts against the cover plate 2, the non-pressing surface 422 does not generate pressure on the cover plate 2, and the cover plate 2 can be released.

Of course, in other embodiments, the pressing surface 421 and the non-pressing surface 422 may be straight surfaces perpendicular to each other, and only the intersection between the pressing surface 421 and the non-pressing surface 422 is transited through an arc, and the distances from the pressing surface 421 and the non-pressing surface 422 to the rotation axis of the pressing element 42 are different.

It can be understood that when the pressing surface 421 presses the cover plate 2, the cover plate 2 is locked by static friction between the pressing surface 421 and the cover plate 2, and in order to prevent the pressing surface 421 from releasing the cover plate 2, as shown in fig. 11, in some embodiments, the cover plate 2 is provided with an arc-shaped groove 22 for cooperating with the pressing surface 421, and one end of the arc-shaped groove 22 close to the side of the cover plate 2 is provided with a limiting surface 221 for limiting the pressing surface 421. That is to say, this embodiment sets up spacing face 221 through the one end that is close to the apron 2 lateral part at arc-shaped groove 22, when compressing surface 421 butt apron 2, utilizes spacing face 221 to carry on spacingly to compressing surface 421, prevents that compressing surface 421 from loosening apron 2 automatically. In some embodiments, the limiting surface 221 is designed to slightly interfere with the pressing surface 421 to improve the friction between the limiting surface 221 and the pressing member 42, during the rotation of the pressing member 42, the rotation of the pressing member 42 is in place through the rotating fit gaps between the connecting member 41 and the positioning plate 1 and between the pressing member 42 and the connecting member 41, so that the cover plate 2 is pressed after the pressing member 42 rotates in place, and under the limiting action of the limiting surface 221, the pressing member 42 is more stable and reliable, and the pressing member 42 is prevented from automatically releasing the cover plate 2 during the installation process.

It should be noted that, in the above embodiment, a specific structure of the pressing member 42 is not limited, and in order to increase a contact area between the pressing member 42 and the cover plate 2 and to improve a friction force between the pressing member 42 and the cover plate 2, please refer to fig. 12, in some embodiments, the pressing member 42 includes a first pressing member 423 and a second pressing member 424 that are arranged in parallel, the first pressing member 423 and the second pressing member 424 are rotatably connected to the connecting member 41 through a first rotating shaft 43, and a handle 44 that is arranged in parallel to the first rotating shaft 43 is connected between the first pressing member 423 and the second pressing member 424. It should be noted that, the first pressing member 423 and the second pressing member 424 both include a pressing surface 421 and a non-pressing surface 422, and when the cover plate 2 is locked, the pressing surfaces 421 of the first pressing member 423 and the second pressing member 424 both contact the cover plate 2, so that by providing the first pressing member 423 and the second pressing member 424, the contact area between the whole pressing member 42 and the cover plate 2 is increased, and thus the friction force between the pressing member 42 and the cover plate 2 can be increased, and the cover plate 2 is more firmly fixed when the pressing member 42 presses the cover plate 2. In addition, this embodiment is through setting up handle 44, makes things convenient for artifical manual operation, and that is, workman's accessible gripping handle 44 drives compressing tightly piece 42 and connecting piece 41 and rotates convenient operation.

In addition, the above embodiments do not limit the specific structure of the connecting element 41, and in consideration of the structural stability, please refer to fig. 12, in some embodiments, the connecting element 41 includes a first connecting element 411 and a second connecting element 412 that are arranged in parallel, and the first connecting element 411 and the second connecting element 412 are respectively connected with the positioning plate 1 by the second rotating shaft 45 in a rotating manner and are arranged in one-to-one correspondence with the first pressing element 423 and the second pressing element 424. That is to say, the present embodiment generally provides the first connecting member 411 and the second connecting member 412, and makes the first connecting member 411 and the second connecting member 412 correspond to the first pressing member 423 and the second pressing member 424 one to one, so that the structure is more stable.

Referring to fig. 12, in some embodiments, the second shaft 45 is disposed on the positioning plate 1, and the positioning plate 1 is provided with a shaft fastening screw 46 for pressing the second shaft 45.

It should be noted that, in the above embodiments, the specific number of the turning handle assemblies 4 is not limited, in some embodiments, the number of the turning handle assemblies 4 is two, and the two turning handle assemblies 4 are respectively disposed at two ends of the positioning plate 1.

The following describes a process of using the laser welding positioning jig with reference to fig. 13 to 17 by taking an embodiment as an example:

as shown in fig. 13, the positioning plate 1 is obtained.

As shown in fig. 14, the part 6 is placed on the positioning part 11, and the workpiece 5 is placed on the positioning plate 1, so as to respectively position the part 6 and the workpiece 5;

as shown in fig. 15, the cover plate 2 is fitted over the positioning plate 1 so that the cover plate 2 presses the workpiece 5 and the component 6.

As shown in fig. 16, the connecting member 41 is rotated to approach the cover plate 2 by pulling the handle 44 of the flip handle assembly 4 at one end of the positioning plate 1, and the pressing member 42 is rotated to press the pressing surface 421 of the pressing member 42 against the cover plate 2.

As shown in fig. 17, by pulling the handle 44 of the flip handle assembly 4 at the other end of the positioning plate 1, the connecting member 41 is rotated to approach the cover plate 2, and the pressing member 42 is rotated so that the pressing surface 421 of the pressing member 42 presses the cover plate 2. So far, the upset handle subassembly 4 at locating plate 1 both ends compresses tightly apron 2 respectively, realizes the fixed of apron 2 and locating plate 1, makes work piece 5 and part 6 press from both sides and locates between apron 2 and locating plate 1.

Before laser welding, the assembly shown in fig. 17 is installed on the base 3, and during installation, the limiting grooves 21 of the cover plate 2 are matched with the limiting convex strips 31 of the base 3 in a one-to-one correspondence manner, so that positioning of the assembly shown in fig. 17, namely positioning of the workpiece 5 and the part 6 is realized, and the part 6 is conveniently laser-welded on the workpiece 5.

It is further noted that, in the present specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

In the present specification, the embodiments are described in a progressive manner, and each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

It is right above the utility model provides a radium welds positioning jig and has carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (10)

1. The utility model provides a radium welds positioning jig which characterized in that includes:

the positioning plate (1) is provided with a detachable positioning part (11), the positioning part (11) is used for positioning a part (6) to be subjected to laser welding, and the positioning plate (1) is used for positioning a workpiece (5) and enabling the workpiece (5) to abut against the part (6);

the cover plate (2) is used for covering the positioning plate (1) so as to press the workpiece (5) and the part (6);

base (3) for install in laser welding equipment, base (3) with one in apron (2) is equipped with two spacing grooves (21) that are the contained angle, the other be equipped with two be used for with spacing groove (21) one-to-one complex spacing sand grip (31).

2. The laser welding positioning jig according to claim 1, wherein the positioning plate (1) is provided with an embedding hole (12), and the positioning piece (11) is embedded in the embedding hole (12).

3. The laser welding positioning jig according to claim 1, wherein the positioning member comprises:

the clamping groove (111) is used for embedding the part (6);

the fixing part (112) is detachably connected with the positioning plate (1).

4. The laser welding positioning jig as claimed in claim 1, wherein the limiting groove (21) is a V-shaped groove; the limiting convex strips (31) are V-shaped convex strips.

5. The laser welding positioning jig according to claim 1, wherein the two limiting grooves (21) are vertically arranged.

6. The laser welding positioning jig according to any one of claims 1 to 5, wherein the positioning plate (1) further comprises an overturning handle assembly (4), and the overturning handle assembly (4) comprises:

one end of the connecting piece (41) is rotatably connected with the positioning plate (1) to be close to or far away from the cover plate (2);

the pressing piece (42) is rotatably connected with the other end of the connecting piece (41), the pressing piece (42) is provided with a pressing surface (421) and a non-pressing surface (422), and when the connecting piece (41) is close to the cover plate (2) and the pressing piece (42) rotates until the pressing surface (421) abuts against the cover plate (2), the cover plate (2) is locked with the positioning plate (1); when the pressing piece (42) rotates to the state that the non-pressing surface (422) abuts against the cover plate (2) and the connecting piece (41) is far away from the cover plate (2), the cover plate (2) is unlocked.

7. The laser welding positioning jig according to claim 6, wherein the non-pressing surface (422) and the pressing surface (421) form an arc surface with smooth transition.

8. The laser welding positioning jig according to claim 7, wherein the cover plate (2) is provided with an arc-shaped groove (22) used for being matched with the pressing surface (421), and one end, close to the side portion of the cover plate (2), of the arc-shaped groove (22) is provided with a limiting surface (221) used for limiting the pressing surface (421).

9. The laser welding positioning jig according to claim 6, wherein the pressing piece (42) comprises a first pressing piece (423) and a second pressing piece (424) which are arranged in parallel, the first pressing piece (423) and the second pressing piece (424) are rotatably connected with the connecting piece (41) through a first rotating shaft (43), and a handle (44) which is arranged in parallel with the first rotating shaft (43) is connected between the first pressing piece (423) and the second pressing piece (424).

10. The laser welding positioning jig according to claim 9, wherein the connecting member (41) comprises a first connecting member (411) and a second connecting member (412) which are arranged in parallel, the first connecting member (411) and the second connecting member (412) are respectively rotatably connected with the positioning plate (1) through a second rotating shaft (45), and are arranged in a one-to-one correspondence with the first pressing member (423) and the second pressing member (424).

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