Auxiliary tool for patch welding and patch welding equipment

Abstract

The utility model discloses an auxiliary tool for patch welding and patch welding equipment. A patch comprises a lower bottom piece and an upper ring piece. The auxiliary tool comprises a base and an auxiliary disc, the base is suitable for being installed on a chassis of patch welding equipment, an ultrasonic welding port of the patch welding equipment can be close to and away from the upper surface of the base, and a first positioning column is arranged on the base; an annular groove is formed in the lower surface of the auxiliary disc, the annular groove is connected to the first positioning column in a clamped mode so that the auxiliary disc can circumferentially move around the first positioning column, a concave area is arranged on the front face of the auxiliary disc, and a platform area is arranged on the periphery of the concave area; the concave area is suitable for containing a lower bottom piece, the platform area is suitable for containing an upper ring piece, and an ultrasonic welding port of patch welding equipment can descend to the joint of the lower bottom piece and the upper ring piece. And the ultrasonic welding port of the patch welding equipment is used for conducting circumferential welding on the joint of the lower bottom piece and the upper ring piece.

Description

Technical Field

[0001] The utility model relates to the technical field of patch cutting, and particularly relates to an auxiliary tooling for patch welding and a patch welding device. Background Art

[0002] In the related art, the patch includes a lower bottom sheet and an upper ring sheet. After ultrasonic welding the lower bottom sheet and the upper ring sheet, it is necessary to manually cut the welded patch. The cutting range includes the inner circle and the outer circle, resulting in low efficiency of patch welding and cutting, and it is easy to produce defective products. Summary of the Utility Model

[0003] The purpose of the utility model is to provide an auxiliary tooling for patch welding, so as to solve the problems of low efficiency of existing patch welding and cutting and easy production of defective products.

[0004] To this end, an embodiment of one aspect of the utility model proposes an auxiliary tooling for patch welding.

[0005] To this end, an embodiment of another aspect of the utility model proposes a patch welding device.

[0006] According to the auxiliary tooling for patch welding of the embodiment of the utility model, the patch includes a lower bottom sheet and an upper ring sheet. The auxiliary tooling includes: a base, the base is adapted to be installed on the chassis of the patch welding device, the ultrasonic welding port of the patch welding device can approach and move away from the upper surface of the base, and a first positioning post is arranged on the base; an auxiliary disc, an annular groove is arranged on the lower surface of the auxiliary disc, the lower surface of the auxiliary disc can freely slide between the upper surface of the base, the annular groove is clamped on the first positioning post, so that the auxiliary disc can move circumferentially around the first positioning post, a concave area is arranged on the front surface of the auxiliary disc, and a platform area is arranged on the outer periphery of the concave area; the lower bottom sheet is adapted to be placed in the concave area, the upper ring sheet is adapted to be placed on the platform area, the ultrasonic welding port of the patch welding device can descend to the connection part of the lower bottom sheet and the upper ring sheet, and by rotating the auxiliary disc, the ultrasonic welding port of the patch welding device can perform circumferential welding on the connection part of the lower bottom sheet and the upper ring sheet.

[0007] According to the auxiliary tooling of the present utility model, by providing a concave area on the front surface of the auxiliary disk, the lower negative film is placed in the concave area, the upper ring piece is adapted to be placed on the platform area, and the upper ring piece and the lower negative film are joined together at the upper opening position of the concave area. The ultrasonic welding port of the patch welding device can descend to the connection between the lower negative film and the upper ring piece. By rotating the auxiliary disk, the ultrasonic welding port of the patch welding device can perform circumferential welding on the connection between the lower negative film and the upper ring piece, improving the welding efficiency. At the same time, after welding is completed, only the outer circle of the patch needs to be cut.

[0008] In some embodiments, the auxiliary tooling for patch welding further includes: a magnetically fixed lower piece and a magnetically fixed upper piece; the magnetically fixed lower piece is annular, the shape of the magnetically fixed lower piece is the same as that of the platform area, the magnetically fixed lower piece is adapted to be placed on the platform area, and the edge part of the lower negative film and the upper ring piece are adapted to be placed on the magnetically fixed lower piece; the magnetically fixed upper piece is annular, the shape of the magnetically fixed upper piece is the same as that of the magnetically fixed lower piece, and the magnetically fixed upper piece is adapted to be placed on the edge part of the lower negative film and the upper ring piece to clamp the edge part of the lower negative film and the upper ring piece.

[0009] In some embodiments, the auxiliary tooling for patch welding further includes: a second positioning post; mounting holes are provided at the edge of the platform area, and the second positioning post is arranged in the mounting holes; the magnetically fixed lower piece, the edge part of the lower negative film, the upper ring piece, and the magnetically fixed upper piece are all provided with limiting holes, and the limiting holes are adapted to be sleeved on the second positioning post.

[0010] In some embodiments, there are multiple second positioning posts, multiple mounting holes are provided at the edge of the platform area, the multiple mounting holes are arranged at intervals along the circumferential direction of the platform area, and the multiple second positioning posts are correspondingly arranged in the multiple mounting holes one by one.

[0011] In some embodiments, the auxiliary tooling for patch welding further includes: a pressure pad; the pressure pad is adapted to be arranged in the concave area, and the pressure pad is used to press the lower negative film.

[0012] In some embodiments, the auxiliary tooling for patch welding further includes: a hand-held bolt; a threaded hole is provided at the center of the pressure pad, and the hand-held bolt is adapted to be arranged in the threaded hole to facilitate the movement of the pressure pad.

[0013] The patch welding device according to an embodiment of the present utility model includes: a chassis and an auxiliary tooling. A positioning hole is provided on the chassis; the auxiliary tooling is the auxiliary tooling described in any one of the above embodiments, and the lower end of the first positioning post is arranged in the positioning hole.

[0014] It should be understood that the above general description and the following detailed description are only exemplary and explanatory, and do not limit the present disclosure. Other features and aspects of the present disclosure will be clearer according to the following detailed description of exemplary embodiments with reference to the accompanying drawings. Brief Description of the Drawings

[0015] In order to more clearly illustrate the specific embodiments of the present utility model or the technical solutions in the prior art, the following will briefly introduce the drawings required for use in the description of the specific embodiments or the prior art. Obviously, the drawings in the following description are some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0016] Figure 1 is a schematic diagram of the auxiliary tooling according to an embodiment of the present utility model.

[0017] Figure 2 is Figure 1 a partial enlarged schematic diagram of A in

[0018] Figure 3 is a schematic diagram of the base in the auxiliary tooling according to an embodiment of the present utility model.

[0019] Figure 4 is a schematic diagram of the auxiliary disk in the auxiliary tooling according to an embodiment of the present utility model.

[0020] Figure 5 is another schematic diagram of the auxiliary disk in the auxiliary tooling according to an embodiment of the present utility model.

[0021] Figure 6 is a schematic diagram of the pressure pad in the auxiliary tooling according to an embodiment of the present utility model.

[0022] Reference Signs:

[0023] Auxiliary tooling 100, base 10, first positioning post 11, auxiliary disk 20, annular groove 21, magnetically fixed lower piece 22, magnetically fixed upper piece 23, second positioning post 24, mounting hole 25, pressure pad 30, hand-held bolt 31.

[0024] Patch 200, lower base film 201, upper ring film 202. Detailed Embodiments

[0025] The technical solution of the present utility model will be clearly and completely described below in conjunction with specific implementation embodiments. However, those skilled in the art should understand that the implementation embodiments described below are only used to illustrate the present utility model and should not be regarded as limiting the scope of the present utility model. All other implementation embodiments obtained by those of ordinary skill in the art based on the implementation embodiments in the present utility model without creative efforts belong to the scope protected by the present utility model.

[0026] As Figures 1-6 shown, the auxiliary tooling 100 for patch welding according to an embodiment of the present utility model, the patch 200 includes a lower bottom piece 201 and an upper ring piece 202. Among them, the auxiliary tooling 100 includes a base 10 and an auxiliary disk 20.

[0027] The base 10 is adapted to be installed on the chassis of the patch welding equipment. The ultrasonic welding port of the patch welding equipment can approach and move away from the upper surface of the base 10. A first positioning post 11 is provided on the base 10.

[0028] The lower surface of the auxiliary disk 20 is provided with an annular groove 21. The lower surface of the auxiliary disk 20 can slide freely with the upper surface of the base 10. The annular groove 21 is snap-fitted on the first positioning post 11 so that the auxiliary disk 20 can move circumferentially around the first positioning post 11. The front surface of the auxiliary disk 20 is provided with a concave area, and the outer periphery of the concave area has a platform area.

[0029] The lower bottom piece 201 is adapted to be placed in the concave area, and the upper ring piece 202 is adapted to be placed on the platform area. The ultrasonic welding port of the patch welding equipment can be lowered to the connection between the lower bottom piece 201 and the upper ring piece 202. By rotating the auxiliary disk 20, the ultrasonic welding port of the patch welding equipment can perform circumferential welding on the connection between the lower bottom piece 201 and the upper ring piece 202.

[0030] According to the auxiliary tooling 100 of the present utility model, by providing a concave area on the front surface of the auxiliary disk 20, the lower bottom piece 201 is placed in the concave area, and the upper ring piece 202 is adapted to be placed on the platform area. The upper ring piece 202 and the lower bottom piece 201 are joined together at the upper opening position of the concave area. The ultrasonic welding port of the patch welding equipment can be lowered to the connection between the lower bottom piece 201 and the upper ring piece 202. By rotating the auxiliary disk 20, the ultrasonic welding port of the patch welding equipment can perform circumferential welding on the connection between the lower bottom piece 201 and the upper ring piece 202, improving the welding efficiency. At the same time, after welding, only the outer ring of the patch needs to be cut.

[0031] In some embodiments, as Figures 1-2 shown, the auxiliary tooling 100 for patch welding further includes: a magnetic adsorption fixed lower piece 22 and a magnetic adsorption fixed upper piece 23.

[0032] The magnetically-attached fixing lower piece 22 is annular, and the shape of the magnetically-attached fixing lower piece 22 is consistent with that of the platform area. The magnetically-attached fixing lower piece 22 is adapted to be placed on the platform area, and the edge part of the lower base film 201 and the upper ring piece 202 are adapted to be placed on the magnetically-attached fixing lower piece 22.

[0033] The magnetically-attached fixing upper piece 23 is annular, and the shape of the magnetically-attached fixing upper piece 23 is consistent with that of the magnetically-attached fixing lower piece 22. The magnetically-attached fixing upper piece 23 is adapted to be placed on the edge part of the lower base film 201 and the upper ring piece 202 to clamp the edge part of the lower base film 201 and the upper ring piece 202.

[0034] In some embodiments, the auxiliary tooling 100 for patch welding further includes: a second positioning post 24.

[0035] Mounting holes 25 are provided at the edge of the platform area, and the second positioning post 24 is arranged in the mounting holes 25; the magnetically-attached fixing lower piece 22, the edge part of the lower base film 201, the upper ring piece 202, and the magnetically-attached fixing upper piece 23 are all provided with limiting holes (not shown), and the limiting holes are adapted to be sleeved on the second positioning post 24.

[0036] In some embodiments, there are multiple second positioning posts 24, and multiple mounting holes 25 are provided at the edge of the platform area. The multiple mounting holes 25 are arranged at intervals along the circumferential direction of the platform area, and the multiple second positioning posts 24 are correspondingly arranged in the multiple mounting holes 25 one by one.

[0037] In some embodiments, as Figure 6 shown, the auxiliary tooling 100 for patch welding further includes: a pressure pad 30; the pressure pad 30 is adapted to be arranged in the concave area, and the pressure pad 30 is used to press the lower base film 201.

[0038] In some embodiments, as Figure 6 shown, the auxiliary tooling 100 for patch welding further includes: a hand-held bolt 31; a threaded hole is provided at the center of the pressure pad 30, and the hand-held bolt 31 is adapted to be arranged in the threaded hole to facilitate the movement of the pressure pad 30.

[0039] The patch welding device according to the embodiment of the present invention includes: a chassis and the auxiliary tooling 100. Positioning holes are provided on the chassis; the auxiliary tooling 100 is the auxiliary tooling 100 in any one of the above embodiments, and the lower end of the first positioning post 11 is arranged in the positioning holes.

[0040] In some embodiments, the auxiliary tooling 100 for patch welding further includes a hemming device (not shown). The hemming device can be buckled and arranged on the side edge of the auxiliary disc 10, and the hemming device can press on the edge position of the upper ring piece to fix the upper ring piece.

[0041] It can be understood that by setting a hemming device on the platform area, the hemming device can be buckled and pressed on the edge position of the upper ring piece, thereby facilitating the improvement of the stability of the upper ring piece.

[0042] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present invention.

[0043] In addition, the terms "first" and "second" are only used for descriptive purposes and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one of such features. In the description of the present invention, the meaning of "a plurality" is at least two, such as two, three, etc., unless otherwise specifically defined.

[0044] In the present invention, unless otherwise clearly specified and limited, the terms such as "mounted", "connected", "connected to", "fixed" and the like should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection, an electrical connection or communicable with each other; it may be directly connected, or indirectly connected through an intermediate medium, and may be the internal communication of two elements or the interaction relationship between two elements, unless otherwise clearly limited. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0045] In the present invention, unless otherwise clearly specified and limited, the first feature being "on" or "under" the second feature may be that the first and second features are in direct contact, or the first and second features are indirectly in contact through an intermediate medium. Moreover, the first feature being "above", "over" and "on top of" the second feature may be that the first feature is directly above or obliquely above the second feature, or merely indicates that the first feature has a higher horizontal height than the second feature. The first feature being "under", "beneath" and "underneath" the second feature may be that the first feature is directly below or obliquely below the second feature, or merely indicates that the first feature has a lower horizontal height than the second feature.

[0046] In the present utility model, terms such as "one embodiment", "some embodiments", "examples", "specific examples", or "some examples" etc. mean that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, without contradiction, those skilled in the art can combine and combine the different embodiments or examples described in this specification and the features of different embodiments or examples.

[0047] Although the embodiments of the present utility model have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limiting the present utility model. Those of ordinary skill in the art can make changes, modifications, substitutions and variations to the above embodiments within the scope of the present utility model.

Claims

1. An auxiliary tool for patch welding, characterized in that The patch includes a lower base film and an upper ring film. The auxiliary tooling includes: A base, which is adapted to be installed on the chassis of the patch welding equipment. The ultrasonic welding port of the patch welding equipment can approach and move away from the upper surface of the base. A first positioning post is provided on the base. An auxiliary disk, on the lower surface of which there is an annular groove. The lower surface of the auxiliary disk can slide freely with respect to the upper surface of the base. The annular groove is snap-fitted onto the first positioning post so that the auxiliary disk can move circumferentially around the first positioning post. A concave area is provided on the front surface of the auxiliary disk, and a platform area is provided on the outer periphery of the concave area. The lower base film is adapted to be placed in the concave area, and the upper ring film is adapted to be placed on the platform area. The ultrasonic welding port of the patch welding equipment can descend to the connection part of the lower base film and the upper ring film, and by rotating the auxiliary disk, the ultrasonic welding port of the patch welding equipment can perform circumferential welding on the connection part of the lower base film and the upper ring film.

2. The auxiliary tooling for patch welding according to claim 1, wherein, It further includes: A magnetically fixed lower piece and a magnetically fixed upper piece; The magnetically fixed lower piece is annular, and has the same shape as the platform area. The magnetically fixed lower piece is adapted to be placed on the platform area, and the edge part of the lower base film and the upper ring film are adapted to be placed on the magnetically fixed lower piece. The magnetically fixed upper piece is annular, and has the same shape as the magnetically fixed lower piece. The magnetically fixed upper piece is adapted to be placed on the edge part of the lower base film and the upper ring film to clamp the edge part of the lower base film and the upper ring film.

3. The auxiliary tooling for patch welding according to claim 2, characterized in that, It further includes: A second positioning post; Mounting holes are provided at the edge of the platform area, and the second positioning post is arranged in the mounting holes. The magnetically fixed lower piece, the edge part of the lower base film, the upper ring film and the magnetically fixed upper piece are all provided with limiting holes, and the limiting holes are adapted to be sleeved on the second positioning post.

4. The auxiliary tooling for patch welding according to claim 3, wherein There are multiple second positioning posts, and multiple mounting holes are provided at the edge of the platform area. The multiple mounting holes are arranged at intervals along the circumference of the platform area, and the multiple second positioning posts are correspondingly arranged in the multiple mounting holes one by one.

5. The auxiliary tooling for patch welding according to claim 1, characterized in that, It further includes: a pressing pad; The pressing pad is adapted to be arranged in the concave area, and the pressing pad is used to press the lower base film.

6. The auxiliary tooling for patch welding according to claim 5, characterized in that, It further includes: A hand-held bolt; A threaded hole is provided at the center of the pressing pad, and the hand-held bolt is adapted to be arranged in the threaded hole to facilitate the movement of the pressing pad.

7. A patch welding device, characterized in that, It includes: A chassis, on which positioning holes are provided; An auxiliary tooling, which is the auxiliary tooling according to any one of claims 1 - 6. The lower end of the first positioning post is arranged in the positioning hole.

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