Welding jig

Abstract

The utility model relates to a welding jig. The welding jig comprises a base; the first positioning mechanism is used for positioning an antenna support to be welded and comprises a stopping part and a positioning part, the stopping part is arranged on one side of the base and provided with a first avoiding hole and a second avoiding hole, the positioning part is arranged on the base, and a containing space used for containing the antenna support is formed between the positioning part and the stopping part; and the second positioning mechanism is used for positioning a wire rod to be welded and comprises a limiting seat arranged on the base, and a first positioning groove is formed in the base. Through the arrangement, the antenna bracket is not easy to displace and can keep the relative position with the coaxial wire, so that the accuracy of a welding part is ensured, and meanwhile, the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of welding fixture especially is a kind of welding fixture. BACKGROUND

[0002] As Figure 1 As shown, when welding antenna support body, different number of wires need to be welded respectively on the first side and the second side of antenna support, so that the wire passes through the welding hole of antenna support body, and is welded on the front and rear sides of the welding hole respectively, so as to complete the assembly of antenna support.

[0003] For the above-mentioned antenna support, the traditional assembly method is to pass the coaxial wire through the welding hole manually, and hold the wire with one hand to fix the coaxial wire, and hold the welding tool with the other hand to weld. The above-mentioned method is difficult to guarantee the flatness of the wire, which is easy to cause the crosstalk of the wire to be too high and the loss to be substandard, and the angle of holding the wire needs to be paid attention to and adjusted during welding, which leads to low production efficiency. UTILITY MODEL CONTENTS

[0004] Therefore, the utility model solves the technical problems that the flatness of the wire cannot be guaranteed during welding of the antenna support in the prior art, and the crosstalk of the wire is too high, so as to provide a welding fixture.

[0005] To solve the above technical problems, the utility model provides a welding fixture, which comprises:

[0006] a base;

[0007] a first positioning mechanism for positioning the antenna support to be welded, comprising a stop portion and a positioning portion, the stop portion is arranged on one side of the base and is respectively provided with a first avoiding hole and a second avoiding hole, the positioning portion is arranged on the base, and the positioning portion and the stop portion have a containing space for placing the antenna support;

[0008] a second positioning mechanism for positioning the wire to be welded, comprising a limiting seat arranged on the base, the base is provided with a first positioning groove, the limiting seat is provided with a second positioning groove, the first positioning groove and the second positioning groove are coaxially communicated, and the size of the second positioning groove is slightly smaller than the wire to be welded.

[0009] In an embodiment of the utility model, the base is provided with a third positioning groove, and the third positioning groove is adapted to the wire end of the wire to be welded.

[0010] In an embodiment of the utility model, the third positioning groove is provided with a threaded hole, the threaded hole is connected with a matched stud, and the end of the stud is provided with a crimping portion.

[0011] In an embodiment of the utility model, the base is provided with an accommodating groove, and the limiting seat is detachably matched with the accommodating groove.

[0012] In an embodiment of the utility model, the limiting seat is provided with a protruding part, the height of the protruding part is greater than that of the base, and the second positioning groove is arranged in the protruding part.

[0013] In an embodiment of the utility model, the base is provided with a clamping part, the clamping part is arranged on both sides of the first positioning groove and has a clamping space therebetween, the clamping space is in communication with the first positioning groove, and the clamping part is arranged between the limiting seat and the positioning part.

[0014] In an embodiment of the utility model, the first avoiding hole and the first positioning groove are coaxially arranged and in communication with each other, and the first avoiding hole is matched with the welding hole of the first end of the antenna support to be welded.

[0015] In an embodiment of the utility model, the stop part is provided with an avoiding opening, the avoiding opening is in communication with the second avoiding hole, and the second avoiding hole is matched with the welding hole of the second end of the antenna support to be welded.

[0016] In an embodiment of the utility model, the positioning part comprises a first positioning part and a second positioning part, the first positioning part and the second positioning part are matched with the first end and the second end of the antenna support to be welded respectively, and the end parts of the first positioning part and the second positioning part are provided with guide parts.

[0017] In an embodiment of the utility model, the base is provided with a first support groove and a second support groove, the first support groove and the second support groove are matched with the first end and the second end of the antenna support to be welded respectively, and the first support groove and the second support groove are in communication with the accommodating space.

[0018] The above technical scheme of the utility model has the following advantages compared with the prior art.

[0019] The welding jig has the following advantages. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to make the content of the utility model more easily be clearly understood, the following is according to the specific embodiment of the utility model and combining with the drawings, the utility model is further explained in detail, wherein

[0021] Figure 1 It is the structural schematic diagram of prior antenna support;

[0022] Figure 2 It is the structural schematic diagram of the welding fixture of the utility model;

[0023] Figure 3 It is the assembly schematic diagram of the welding fixture and antenna support of the utility model;

[0024] Figure 4 It is the sectional view of the welding fixture of the utility model Figure 1 ;

[0025] Figure 5 It is the sectional view of the welding fixture of the utility model Figure 2 .

[0026] Description of the drawings: 1, antenna support;101, support body;102, welding hole;103, wire;2, pedestal;3, first positioning groove;4, stop portion;5, third positioning groove;6, first avoiding hole;7, avoiding mouth;8, accommodating groove;9, clamping portion;11, positioning portion;14, limiting seat;15, protruding portion;16, second positioning groove;17, second avoiding hole;18, first support groove;19, second support groove. Specific embodiments

[0027] The utility model is further explained in combination with the drawings and specific embodiments, so that the person skilled in the art can better understand the utility model and can be implemented, but the embodiment is not as the limitation of the utility model. Embodiments

[0028] Referring to Figures 2-5 As shown in the utility model discloses a welding fixture, comprising:

[0029] Pedestal 2;

[0030] First positioning mechanism, it is used for positioning the antenna support 1 to be welded, including: stop portion 4 and positioning portion 11, the stop portion 4 is arranged at one side of pedestal 2 and is respectively provided with first avoiding hole 6 and second avoiding hole 17, the positioning portion 11 is arranged in pedestal 2, the positioning portion 11 and stop portion 4 between have accommodating space for placing antenna support 1;

[0031] Second positioning mechanism for positioning the wire to be welded 103, comprising: a limiting seat 14 provided on the base 2, the base 2 is provided with a first positioning groove 3, the limiting seat 14 is provided with a second positioning groove 16, the first positioning groove 3 and the second positioning groove 16 are coaxially communicated, and the size of the second positioning groove 16 is slightly smaller than the wire to be welded 103.

[0032] The utility model discloses a kind of welding jigs, and the abutment of the antenna support to be welded 1 is carried out by stop 4, and cooperate with the positioning part 11, the antenna support to be welded 1 is locked in accommodating space by limiting, to improve the positioning accuracy of the support to be welded, and the wire 103 is positioned and fixed by the coaxial first positioning groove 3 and second positioning groove 16, and since the size of second positioning groove 16 is slightly smaller than the wire to be welded 103, wire 103 is slightly elastically deformed and embedded in second positioning groove 16 by the extrusion of groove wall, so that wire 103 will be closely attached to the groove wall of second positioning groove 16 to guarantee locking force, so that the accuracy of welding position is ensured.

[0033] The welding steps of the antenna support 1 are as follows: the antenna support 1 is clamped between stop 4 and positioning part 11, so that the front and rear sides of the antenna support 1 are respectively abutted on stop 4 and positioning part 11, and the positioning of the antenna support 1 is completed; one end of the wire 103 is aligned with the first positioning groove 3 and the second positioning groove 16 from above, and is arranged in the welding hole 102 of the antenna support to be welded 1, and the positioning of the wire 103 is completed; the wire 103 is welded in the welding hole of the antenna support 1 on the front side and the rear side of the antenna support 1 respectively, and the welding process of the first end of the antenna support 1 is completed; the antenna support 1 is turned over, the antenna support 1 is positioned again, and another wire 103 is positioned on the other side; and the wire 103 is welded on the front and rear sides of the antenna support 1. In some embodiments, after the wire 103 is welded on the front side of the first end of the antenna support 1, the antenna support 1 is directly turned over, the wire 103 is welded on the second end, and finally the welding of the first end and the second end is carried out on the rear side of the antenna support 1, which can optimize the welding steps and improve the welding efficiency.

[0034] In order to avoid damaging the wire 103, the material of the limiting seat 14 is an elastic substance, such as polyurethane PU elastomer, so that the wire 103 entering the second positioning groove 16 will not be crushed.

[0035] Referring to Figure 4 As shown in the figure, the base 2 is provided with a third positioning groove 5, which is adapted to the wire end of the wire to be welded 103. By positioning the wire end, the wire 103 is prevented from slipping in the front and rear directions.

[0036] The third positioning groove 5 is provided with a threaded hole, and a matched stud is connected to the threaded hole. An end of the stud is provided with a crimping portion. By tightening the stud, the crimping portion of the end of the stud gradually approaches the wire end. When the crimping portion contacts the wire end, the stud is continuously tightened, and the crimping portion applies pressure to the wire end to lock the end of the wire 103.

[0037] Referring to Figure 4 As shown in the figure, the base 2 is provided with a receiving groove 8, and the limiting seat 14 is detachably matched to the receiving groove 8, improving the flexibility and maintainability of the welding jig. The first positioning groove 3 can be configured as a large-size groove to guide and limit only the wire 103. By replacing the limiting seat 14 of different specifications, the second positioning groove 16 on the limiting seat 14 is matched to the wire 103 to be welded and is slightly larger than the wire 103 to be welded. For example, if the diameter of the wire 103 to be welded ranges from 1 mm to 5 mm, the first positioning groove 3 can be designed as a groove with a diameter of 5 mm, and the size of the second positioning groove 16 is 0.9 times the diameter of the wire 103 to be welded.

[0038] Referring to Figure 5 As shown in the figure, the limiting seat 14 is provided with a protruding portion 15, and the height of the protruding portion 15 is greater than that of the base 2. The second positioning groove 16 is provided in the protruding portion 15. Because the protruding portion 15 is higher than the base 2, a larger limiting surface can be provided, and the position of the second positioning groove 16 is easier to find visually. Then, the wire 103 is aligned with the second positioning groove 16 and is clamped in.

[0039] Referring to Figure 4 As shown in the figure, the base 2 is provided with a clamping portion 9. The clamping portion 9 is arranged on both sides of the first positioning groove 3 and has a clamping space therebetween. The clamping space is in communication with the first positioning groove 3. The clamping portion 9 is arranged between the limiting seat 14 and the positioning portion 11. The base 2 is provided with the clamping portion 9, which is arranged on both sides of the first positioning groove 3, between the limiting seat 14 and the positioning portion 11, and in communication with the first positioning groove 3. The main purpose is to assist in positioning and fixing the welding component placed in the first positioning groove 3. The distance between the two clamping portions 9 is less than the width of the first positioning groove 3.

[0040] The first avoiding hole 6 and the first positioning groove 3 are coaxially arranged and in communication with each other. The first avoiding hole 6 is matched to the welding hole 102 of the first end of the antenna support 1 to be welded, ensuring that the direction of the first positioning groove 3 is consistent with that of the first avoiding hole 6, so that the welding hole 102 is located at the center of the avoiding hole.

[0041] Referring to Figure 4As shown, the stop portion 4 is provided with an avoiding hole 7, the avoiding hole 7 and the second avoiding hole 17 are communicated, the second avoiding hole 17 is adapted to the welding hole 102 of the second end of the antenna support 1 to be welded, the stop portion 4 is provided with the avoiding hole 7 and is communicated with the second avoiding hole 17, the operation space and the channel are provided when the second end of the antenna support 1 is welded, so that the welding tool can more conveniently reach the welding position.

[0042] The positioning portion 11 comprises a first positioning portion and a second positioning portion, the first positioning portion and the second positioning portion are respectively adapted to the first end and the second end of the antenna support 1 to be welded, and the end portions of the first positioning portion and the second positioning portion are provided with guide portions, the positioning portion 11 is divided into the first positioning portion and the second positioning portion, by respectively providing the positioning portion 11, the two-end structure can be adaptively positioned, the assembly and welding of two groups of antenna supports 1 can be simultaneously carried out on the same jig, and the directions of the two groups of antenna supports 1 are opposite, and the positions of the two groups of antenna supports 1 can be flipped and exchanged when the other side of the antenna support 1 is assembled.

[0043] Referring to Figure 2 As shown, the base 2 is provided with a first support groove 18 and a second support groove 19, the first support groove 18 and the second support groove 19 are respectively adapted to the first end and the second end of the antenna support 1 to be welded, and the first support groove 18 and the second support groove 19 are communicated in the containing space; the base 2 is used for providing positioning for the antenna support 1, by being adapted to the two ends of the antenna support 1, the accurate position of the antenna support 1 on the base 2 can be determined, after the first end of the antenna support 1 is embedded into the first support groove 18 and the second end is embedded into the second support groove 19, the antenna support 1 is positioned in the horizontal direction, and the antenna support 1 is vertically placed, so that the center line of the avoiding hole and the welding hole 102 is located on the horizontal plane, and the jig provides the abutting force in the horizontal direction of the antenna support 1 during welding, so that the antenna support 1 will not be displaced.

[0044] Obviously, the above embodiments are only examples for clearly illustrating, and are not limitation to the embodiments. For ordinary skilled in the art, other different forms of changes or variations can be made on the basis of the above description. Here, all the embodiments are not required to be exhausted, and the obvious changes or variations derived therefrom are still within the protection scope of the present application.

Claims

1. A soldering fixture, characterized by, The utility model relates to an antenna support welding device, comprising: a base; a first positioning mechanism for positioning an antenna support to be welded, comprising a stopper and a positioning part, the stopper is arranged on one side of the base and is respectively provided with a first avoiding hole and a second avoiding hole, the positioning part is arranged on the base, and the positioning part and the stopper have a containing space for placing the antenna support therebetween; a second positioning mechanism for positioning a wire to be welded, comprising a limiting seat arranged on the base, the base is provided with a first positioning groove, the limiting seat is provided with a second positioning groove, the first positioning groove and the second positioning groove are coaxially communicated, and the second positioning groove is slightly smaller than the wire to be welded.

2. The soldering fixture of claim 1, wherein: The base is provided with a third positioning groove, and the third positioning groove is adapted to the wire end of the wire to be welded.

3. The soldering fixture of claim 2, wherein: The third positioning groove is provided with a threaded hole, the threaded hole is connected with a matched stud, and the end of the stud is provided with a crimping part.

4. The soldering fixture of claim 1, wherein: The base is provided with a containing groove, and the limiting seat is detachably matched with the containing groove.

5. The soldering fixture of claim 4, wherein: The limiting seat is provided with a protruding part, the height of the protruding part is greater than that of the base, and the second positioning groove is arranged in the protruding part.

6. The soldering fixture of claim 1, wherein: The base is provided with a clamping part, the clamping part is arranged on both sides of the first positioning groove and has a clamping space therebetween, the clamping space and the first positioning groove are communicated, and the clamping part is arranged between the limiting seat and the positioning part.

7. The soldering fixture of claim 1, wherein: The first avoiding hole and the first positioning groove are coaxially arranged and communicated, and the first avoiding hole is matched with the welding hole of the first end of the antenna support to be welded.

8. The soldering fixture of claim 1, wherein: The stopper is provided with an avoiding opening, the avoiding opening and the second avoiding hole are communicated, and the second avoiding hole is matched with the welding hole of the second end of the antenna support to be welded.

9. The soldering fixture of claim 1, wherein: The positioning part comprises a first positioning part and a second positioning part, the first positioning part and the second positioning part are matched with the first end and the second end of the antenna support to be welded respectively, and the end of the first positioning part and the second positioning part is provided with a guide part.

10. The soldering fixture of claim 1, wherein: The base is provided with a first support groove and a second support groove, the first support groove and the second support groove are matched with the first end and the second end of the antenna support to be welded respectively, and the first support groove and the second support groove are communicated with the containing space.

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