CN220144960U - C-shaped soft PIN needle welding jig - Google Patents
C-shaped soft PIN needle welding jig Download PDFInfo
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- CN220144960U CN220144960U CN202322874471.2U CN202322874471U CN220144960U CN 220144960 U CN220144960 U CN 220144960U CN 202322874471 U CN202322874471 U CN 202322874471U CN 220144960 U CN220144960 U CN 220144960U
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- 238000003466 welding Methods 0.000 title claims abstract description 29
- 239000000178 monomer Substances 0.000 claims description 6
- 239000000853 adhesive Substances 0.000 claims description 4
- 230000001070 adhesive effect Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 8
- 238000004891 communication Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model provides a C-shaped soft PIN needle welding jig which comprises a fixing assembly for fixing a PIN needle and a single fixing base matched with the fixing assembly, wherein the fixing assembly comprises a first positioning seat and a second positioning seat which are detachably connected, an installation groove for installing the PIN needle is formed in the second positioning seat, and the installation groove comprises a plurality of positioning sections for positioning the PIN needle. The PIN needle is positioned through the first positioning seat and the second positioning seat which are assembled separately, so that when the size of the PIN needle is changed, only the split part can be maintained or replaced, the tooling cost caused by material change is reduced, the change cost is reduced, and the positioning mode of a plurality of positioning sections is adopted to replace the positioning mode of the original deep profiling hole, so that the manufacturing difficulty of the tooling is reduced; optimize location characteristic, reduce the contact of tool and product to reduce the frictional force between the two, make things convenient for the PIN needle to be taken out.
Description
Technical Field
The utility model relates to the field of production of automobile voice exchange system modules, in particular to a fixed support welding jig for a C-shaped soft PIN needle and an MIC monomer of a vehicle-mounted module.
Background
The structure and the function of the part of electronic products are limited to be parallel to the plugging direction, so that the welding requirement of the C-shaped PIN needle and the components exists, and the welding connection process needs to ensure (1) the position degree of the XYZ-shaped PIN needle (2) the smoothness of taking and placing the PIN needle.
The structure of the C-PIN needle is shown in fig. 9. For welding and assembling the monomer and the C-shaped soft PIN needle, as shown in fig. 8, the traditional scheme is to pre-assemble and position the monomer and the C-shaped soft PIN needle through respective positioning components, then assemble and position the two components through precise positioning, and finally fix the relative positions of the C-shaped soft PIN needle and the monomer.
The C-shaped soft PIN needle fixing component is shown in fig. 10, wherein the C-shaped soft PIN needle positioning seat is taken as a main body, and a magnet is stuck into a magnet fixing hole of the C-shaped soft PIN needle positioning seat by using magnet adhesive; the C-shaped soft PIN needle fixing cover plate is fixed on the C-shaped soft PIN needle positioning seat through the threaded PIN shaft, and can rotate around the threaded PIN shaft, and the C-shaped soft PIN needle fixing cover plate is made of a magnetic material. The top and the vertical side wall of the C-shaped soft PIN needle are placed in a positioning groove of a C-shaped soft PIN needle positioning seat, the positioning groove is formed by processing according to the appearance of the C-shaped soft PIN needle, and the positioning fit of the groove and a product is H7/g6.
The existing C-type soft PIN needle positioning principle: the positioning tool uses a profiling hole of a wire cutting or electric discharge machining PIN needle shape for positioning.
The prior art has the following defects: the profiling hole processed by wire cutting needs to be wire-punched in advance, so that the effective positioning distance is reduced, the C-shaped soft PIN needle with smaller cross section is particularly outstanding, and the positioning surface is extremely easy to wear, so that the positioning precision is lost; when the positioning accuracy of the profiling hole is good, the difficulty of taking and placing the PIN needle is necessarily increased, the production efficiency is reduced, the C-shaped soft PIN needle assembled product is difficult to take out from the positioning tool, and the C-shaped soft PIN needle is softer, so that the position degree of the PIN needle of the finished product is influenced; the processing cost of the deep profiling hole is higher, the C-shaped soft PIN needle is single in shape size, the slight change of the C-shaped soft PIN needle size can cause inapplicability of the tool, the tool is required to be reprocessed and manufactured, and the cost is higher.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a C-shaped soft PIN welding jig.
The aim of the utility model is achieved by the following technical measures: the utility model provides a soft PIN needle welding jig of C shape, includes the fixed subassembly that fixes the PIN needle and with fixed subassembly complex monomer unable adjustment base, its characterized in that: the fixing assembly comprises a first positioning seat and a second positioning seat which are detachably connected, a mounting groove for mounting the PIN needle is formed in the second positioning seat, and the mounting groove comprises a plurality of positioning sections for positioning the PIN needle.
As a preferable scheme, the mounting groove comprises a first mounting groove positioned on the upper surface of the second positioning seat, a second mounting groove positioned on the outer surface of the second positioning seat and a avoiding groove positioned at the joint of the first mounting groove and the second mounting groove.
As a preferable scheme, the width of the avoidance groove is larger than the width of the junction of the first mounting groove and the avoidance groove, and the width of the avoidance groove is larger than the width of the junction of the second mounting groove and the avoidance groove.
As a preferable scheme, the first mounting groove and the second mounting groove are respectively positioned in two planes of the second positioning seat, and the avoidance groove is positioned at the junction of the two planes.
As a preferable scheme, the positioning section comprises a first positioning section, a second positioning section and a third positioning section, wherein the first positioning section is positioned in the first mounting groove, and the second positioning section and the third positioning section are respectively positioned at two ends of the second positioning groove.
As a preferred scheme, the first mounting groove further comprises a guide section, the first positioning section is located on the inner side of the first mounting groove, the guide section is located on the outer side of the first mounting groove, the first positioning section and the guide section are communicated, and the guide section is arranged at one end close to the avoidance groove and communicated with the avoidance groove.
As a preferred solution, the widths of the first positioning sections are equal everywhere, and the widths of the guiding sections are larger from the end connected with the first positioning sections to the end connected with the avoidance groove.
As a preferable scheme, the second mounting groove further comprises a connecting section positioned between the second positioning section and the third positioning section, and the width of the connecting section is larger than that of the second positioning section and the third positioning section positioned at two sides.
As a preferable scheme, the second positioning seat is provided with a magnet, and the magnet is adhered into the magnet fixing hole of the second positioning seat by using a magnet adhesive.
As a preferable scheme, the first positioning seat is also fixedly connected with a cover plate.
Due to the adoption of the technical scheme, compared with the prior art, the utility model has the advantages that: the PIN needle is positioned through the first positioning seat and the second positioning seat which are assembled separately, so that when the size of the PIN needle is changed, only the split part can be maintained or replaced, the tooling cost caused by material change is reduced, the change cost is reduced, and the positioning mode of a plurality of positioning sections is adopted to replace the positioning mode of the original deep profiling hole, so that the manufacturing difficulty of the tooling is reduced; the positioning section is only used for positioning in contact with the PIN needle, the rest part is not contacted with the PIN needle, compared with the prior art that the whole groove is used for positioning, the positioning characteristic can be optimized, the contact between the jig and the product is reduced, the friction force between the jig and the product is reduced, and the PIN needle is conveniently taken out; the width of the position for placing the PIN needle is smaller and smaller from outside to inside, so that the positioning precision and the difficulty of taking and placing can be compatible, and the efficiency is improved.
The utility model is further described below with reference to the drawings and the detailed description.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a C-shaped soft PIN welding jig according to the present utility model.
Fig. 2 is a schematic structural diagram of a fixing component of the C-shaped soft PIN welding jig of the present utility model.
Fig. 3 is a schematic diagram of a second positioning seat of the C-shaped soft PIN welding jig of the present utility model.
Fig. 4 is a schematic diagram of an assembly structure of a mounting groove and a PIN of the C-shaped soft PIN welding jig.
Fig. 5 is a schematic diagram of the structure of the mounting groove of the C-shaped soft PIN welding jig.
Fig. 6 is a schematic diagram of a first mounting groove of the C-shaped soft PIN welding jig according to the present utility model.
Fig. 7 is a schematic diagram of a second mounting groove of the C-shaped soft PIN welding jig of the present utility model.
Fig. 8 is a schematic diagram of a prior art welded assembly.
Fig. 9 is a schematic structural view of a C-shaped soft PIN needle.
Fig. 10 is a schematic structural view of a prior art C-type soft PIN needle holder assembly.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples: as shown in the attached drawings 1-7, the C-shaped soft PIN needle welding jig comprises a fixing component 1 for fixing a PIN needle and a single fixing base 2 matched with the fixing component 1, wherein the PIN needle is fixed on the fixing component 1, the single body is fixed on the single fixing base 2, the fixing component 1 and the single fixing base 2 are assembled in a positioning way through a first positioning PIN 3, the welding end of the PIN needle is positioned at a single welding position, and then the PIN needle is welded.
As shown in fig. 2, the fixing component 1 includes a first positioning seat 4 and a second positioning seat 5 that are detachably connected, and the first positioning seat 4 and the second positioning seat 5 are positioned and assembled by a second positioning pin 6, which are detachably connected, and in this embodiment, are fixed by screwing. The positioning mode of split assembly is used for replacing the positioning mode of the original deep profiling hole, so that the manufacturing difficulty of the tool is reduced. The split tooling can only maintain or replace split parts when the PIN needle size is changed, so that tooling cost caused by material change is reduced, and changing cost is reduced.
As shown in fig. 3-5, the second positioning seat 5 is provided with a mounting groove for mounting the PIN, the mounting groove comprises a plurality of positioning sections for positioning the PIN, and the mounting groove comprises a first mounting groove 7 positioned on the upper surface of the second positioning seat 5, a second mounting groove 8 positioned on the outer surface of the second positioning seat, and an avoidance groove 9 positioned at the joint of the first mounting groove 7 and the second mounting groove 8. The upper surface of the second positioning seat 5 is defined as the surface contacting the first positioning seat 4, and the surface on which the PIN is mounted is defined as the outer surface of the second positioning seat 5.
As shown in fig. 4-5, the first mounting groove 7, the second mounting groove 8 and the avoiding groove 9 are all through grooves, and the first mounting groove 7, the second mounting groove 8 and the avoiding groove 9 are all formed in the surface of the second positioning seat and are formed by milling cutter processing, so that the processing is simpler compared with a wire cutting or electric discharge processing mode in the prior art. The planes where the first mounting groove 7 and the second mounting groove 8 are located are mutually perpendicular, and the PIN is arranged correspondingly to the shape of the PIN, so that the PIN can be fixed conveniently.
As shown in fig. 4-5, one end of the first mounting groove 7 is communicated with one end of the second mounting groove 8 through an avoiding groove 9, the avoiding groove 9 is arranged at the joint corner of the second mounting groove 8 and the first mounting groove 7, and the corner corresponding to the PIN is arranged. The width of dodging the groove 9 is greater than the width of the junction of the first mounting groove 7 and the dodging groove 9, and the width of dodging the groove 9 is greater than the width of the junction of the second mounting groove 8 and the dodging groove 9. This facilitates the placement of the PIN needle into the first mounting groove 7. In this embodiment, the two sides of the avoidance groove 9 are both planar, and may be curved surfaces extending outward according to specific situations.
In this embodiment, the positioning segments include a first positioning segment 10, a second positioning segment 11, and a third positioning segment 12. The width of each positioning section is equal to the width of the corresponding PIN needle, and the length of each positioning section is set according to specific conditions. The first positioning section 10, the second positioning section 11 and the third positioning section 12 are used for jointly carrying out contact positioning on the PIN needle, the rest part of the positioning section is not contacted with the PIN needle, and compared with the prior art, the positioning section is positioned by adopting a whole groove, so that the positioning characteristics can be optimized, the contact between the jig and a product is reduced, the friction force between the jig and the product is reduced, and the PIN needle is conveniently taken out. Other numbers of positioning segments can be set to position the PIN needle according to specific conditions.
As shown in fig. 6, in this embodiment, the first positioning section 10 is disposed on the first mounting groove 7, the first mounting groove 7 includes a first positioning section 10 located on the inner side and a guiding section 13 located on the outer side, the first positioning section 10 and the guiding section 13 are disposed in communication, and the guiding section 13 is disposed at one end close to the avoidance groove 9 and is in communication with the avoidance groove 9. The width of the first positioning section 10 is equal everywhere, the whole cross section is rectangular, the width of the guiding section 13 is larger and larger from one end connected with the first positioning section 10 to one end connected with the avoidance groove 9, and the whole is horn-shaped. The guiding section 13 can serve as a guide when the PIN is inserted, and reduce friction with the PIN, while the first positioning section 10 at the end can position the end of the PIN. The positioning mode of the horn mouth is used for replacing the positioning mode of the straight hole in the prior art, so that the positioning precision and the difficulty level of taking and placing can be compatible, and the efficiency is improved.
As shown in fig. 7, the second positioning section 11 and the third positioning section 12 are both located in the second installation groove 8, and the second installation groove 8 includes the second positioning section 11 and the third positioning section 12 located at two ends and a connecting section 14 between the second positioning section 11 and the third positioning section 12, and in this embodiment, the second positioning section 11 is disposed in communication with the avoidance groove 9. The width of the connecting section 14 is larger than the width of the second positioning section 11 and the third positioning section 12 on both sides.
In this embodiment, the second positioning seat 5 is made of a mold steel material, such as SKD11 and P20, so as to increase the wear resistance of the jig and ensure the positioning accuracy and the service life.
As shown in fig. 2, the second positioning seat 5 is mounted with a magnet 15, and the magnet 15 is adhered into the magnet fixing hole of the second positioning seat 5 by using a magnet adhesive. The first positioning seat 4 is also fixedly connected with a cover plate 16, which in this embodiment is fixed by a threaded pin 17.
Claims (10)
1. The utility model provides a soft PIN needle welding jig of C shape, includes the fixed subassembly that fixes the PIN needle and with fixed subassembly complex monomer unable adjustment base, its characterized in that: the fixing assembly comprises a first positioning seat and a second positioning seat which are detachably connected, a mounting groove for mounting the PIN needle is formed in the second positioning seat, and the mounting groove comprises a plurality of positioning sections for positioning the PIN needle.
2. The C-shaped soft PIN welding jig according to claim 1, wherein: the mounting groove comprises a first mounting groove positioned on the upper surface of the second positioning seat, a second mounting groove positioned on the outer surface of the second positioning seat and an avoidance groove positioned at the joint of the first mounting groove and the second mounting groove.
3. The C-shaped soft PIN welding jig according to claim 2, wherein: the width of dodging the groove is greater than the width of the junction of first mounting groove and dodging the groove, the width of dodging the groove is greater than the width of the junction of second mounting groove and dodging the groove.
4. The C-shaped soft PIN welding jig according to claim 2, wherein: the first mounting groove and the second mounting groove are respectively located in two planes of the second positioning seat, and the avoidance groove is located at the junction of the two planes.
5. The C-shaped soft PIN welding jig according to claim 2, wherein: the positioning section comprises a first positioning section, a second positioning section and a third positioning section, wherein the first positioning section is positioned in the first mounting groove, and the second positioning section and the third positioning section are respectively positioned at two ends of the second positioning groove.
6. The C-shaped soft PIN welding jig according to claim 5, wherein: the first mounting groove further comprises a guide section, the first positioning section is located on the inner side of the first mounting groove, the guide section is located on the outer side of the first mounting groove, the first positioning section is communicated with the guide section, and the guide section is arranged at one end close to the avoidance groove and communicated with the avoidance groove.
7. The C-shaped soft PIN welding jig according to claim 6, wherein: the width of the first positioning section is equal everywhere, and the width of the guide section is larger and larger from one end connected with the first positioning section to one end connected with the avoidance groove.
8. The C-shaped soft PIN welding jig according to claim 5, wherein: the second mounting groove further comprises a connecting section located between the second locating section and the third locating section, and the width of the connecting section is larger than that of the second locating section and the third locating section located on two sides.
9. The C-shaped soft PIN welding jig according to any one of claims 1 to 8, wherein: and the second positioning seat is provided with a magnet, and the magnet is adhered into a magnet fixing hole of the second positioning seat by using magnet adhesive.
10. The C-shaped soft PIN welding jig according to any one of claims 1 to 8, wherein: the first positioning seat is also fixedly connected with a cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322874471.2U CN220144960U (en) | 2023-10-26 | 2023-10-26 | C-shaped soft PIN needle welding jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322874471.2U CN220144960U (en) | 2023-10-26 | 2023-10-26 | C-shaped soft PIN needle welding jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220144960U true CN220144960U (en) | 2023-12-08 |
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ID=89019963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322874471.2U Active CN220144960U (en) | 2023-10-26 | 2023-10-26 | C-shaped soft PIN needle welding jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220144960U (en) |
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2023
- 2023-10-26 CN CN202322874471.2U patent/CN220144960U/en active Active
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