CN213318988U - Wiring harness positioning jig - Google Patents
Wiring harness positioning jig Download PDFInfo
- Publication number
- CN213318988U CN213318988U CN202021641846.0U CN202021641846U CN213318988U CN 213318988 U CN213318988 U CN 213318988U CN 202021641846 U CN202021641846 U CN 202021641846U CN 213318988 U CN213318988 U CN 213318988U
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- wire harness
- support plate
- positioning
- base plate
- pencil
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Abstract
The utility model provides a pencil positioning jig, including an at least base plate, the base plate is connected with the pencil support plate that is used for bearing the pencil, pencil support plate constant head tank has been seted up on the first surface of base plate, pencil support plate adaptation set up in the pencil support plate constant head tank. A positioning part is formed between the wire harness support plate positioning groove and the edge of the substrate, and scale grooves for positioning the wire harnesses are uniformly formed in the positioning part. When the lead is placed in the wire harness support plate positioning groove through the wire harness support plate, the extending part of the lead can be placed in the scale groove, the lead is restrained through the scale groove, and the distance between the scale grooves is accurately controlled, so that when the wire harness positioning jig is connected with other automatic welding systems, the position of the lead wire harness can be accurately controlled, and the welding precision is improved.
Description
Technical Field
The utility model belongs to the technical field of the welding jig and specifically relates to indicate a pencil positioning jig.
Background
The integrated circuit chip is an electronic element comprising a silicon substrate, at least one circuit, a fixed seal ring, a grounding ring and at least one protective ring. The circuit is formed on the silicon substrate and is provided with at least one output/input pad. The fixed seal ring is formed on the silicon substrate and surrounds the circuit and the input/output pad. The grounding ring is formed between the silicon substrate and the input/output pad and is electrically connected with the fixed seal ring. The protective ring is arranged on the silicon substrate and surrounds the output/input pad for being electrically connected with the fixed seal ring. At present, chips are widely applied to various electronic products, but the chips have more difficulties in wire bonding. When the wire harness lead is welded, the lead is thin and soft due to the small size of the chip, and is difficult to position in the welding process. In the prior art, a manual tin immersion welding mode is usually adopted, so that the welding efficiency is low, and the speed is low, so that a jig capable of positioning a wire harness lead in the welding process is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the jig capable of positioning the lead wire harness in the welding process is provided.
In order to solve the technical problem, the utility model discloses a technical scheme be: providing a wire harness positioning jig, which comprises at least one base plate, wherein the base plate is connected with a wire harness carrier plate for bearing a wire harness, a wire harness carrier plate positioning groove is formed in the first surface of the base plate, and the wire harness carrier plate is arranged in the wire harness carrier plate positioning groove in a matching manner;
a positioning part is formed between the wire harness support plate positioning groove and the edge of the substrate, and scale grooves for positioning the wire harnesses are uniformly formed in the positioning part.
Further, still include straining device, straining device includes tensioning piece, elastic component and fixed block, the base plate is provided with the one side of pencil support plate constant head tank is provided with two at least first sliding trays, first sliding tray communicate perpendicularly in pencil support plate constant head tank, tensioning piece slide set up in the first sliding tray, the both ends of elastic component connect respectively in tensioning piece with first sliding tray is kept away from the one end of pencil support plate constant head tank, the fixed block connect in first sliding tray, tensioning piece activity peg graft in the fixed block.
Further, be provided with on the base plate communicate in first sliding tray with the second sliding tray at the lateral part edge of base plate, be provided with in the second sliding tray and dial the piece, dial piece fixed connection in the tensioning piece.
Furthermore, at least two wire harness support plate positioning pins are arranged on the wire harness support plate positioning groove and are inserted into pin holes of the wire harness support plate.
Further, the size of the scale groove is phi 0.30 mm.
Furthermore, the wire harness carried on the wire harness carrier plate extends to the outside of the substrate by 1-1.5 mm.
Further, the bottom of the base plate is provided with at least two positioning bushings.
Further, the bottom of base plate is provided with two at least magnetism pieces of inhaling.
The beneficial effects of the utility model reside in that: the first surface of the base plate is provided with a wiring harness support plate positioning groove, a lead wire harness is uniformly arranged on the wiring harness support plate, the wiring harness support plate can carry the wiring harness to be placed in the wiring harness support plate positioning groove, the thickness of the wiring harness support plate positioning groove is matched with that of the wiring harness support plate, and when the wiring harness support plate is placed in the wiring harness support plate positioning groove, the wiring harness support plate is flush with the first surface of the base plate. A positioning part is formed between the wire harness support plate positioning groove and the edge of the substrate, scale grooves for positioning wire harnesses are uniformly arranged on the positioning part, and the positions of the scale grooves correspond to the positions of the lead wire harnesses on the wire harness support plate. When the pencil was placed in pencil support plate constant head tank through the pencil support plate, the extension of lead wire can be placed at the scale inslot, and the pencil retrains the location through the scale groove, and distance between the scale groove is accurate control, consequently when being connected pencil positioning jig and automatic weld system, can the position of accurate control lead wire pencil, improves welding accuracy.
Drawings
The specific structure of the present invention is detailed below with reference to the accompanying drawings:
fig. 1 is a perspective view of the wire harness positioning jig of the present invention;
fig. 2 is a front view of the wire harness positioning jig of the present invention;
fig. 3 is a bottom view of the wire harness positioning jig of the present invention.
In the figure: 10-a substrate, 11-a wiring harness carrier plate positioning groove, 111-a wiring harness carrier plate positioning pin, 12-a positioning part, 121-a scale groove, 13-a first sliding groove, 14-a second sliding groove, 20-a tensioning mechanism, 21-a tensioning block, 22-an elastic part, 23-a fixed block, 24-a poking block, 30-a positioning bush, 40-a magnetic suction block, 100-a lead, 200-a wiring harness carrier plate and 300-packaging adhesive paper.
Detailed Description
In order to explain technical contents, structural features, and objects and effects of the present invention in detail, the following description is given in conjunction with the embodiments and the accompanying drawings.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
Referring to fig. 1 to 3, the present invention provides a wire harness positioning fixture, the main body of the wire harness positioning fixture is a substrate 10, the wire harness positioning fixture can use one substrate 10 during single-side welding, and can use two substrates 10 simultaneously during double-side welding. The first surfaces of the two substrates 10 are planar structures, and the first surfaces of the two substrates 10 can be close to each other, so that the two substrates 10 can be combined for use, and a gap between the two substrates 10 can be small or no gap is formed in the combined use.
Pencil positioning jig can arrange with other automatic weld systems and use, can adopt constant velocity rate to carry a plurality of lead wires 100 to realize high accuracy, high efficiency welding lead wire 100 and chip, also can realize high accuracy, high efficiency welding lead wire 100 and chip with a plurality of lead wires 100 equidistant settings, through accurate control welding position, the utility model discloses in adopt equidistant mode that sets up a plurality of lead wires 100 to realize high efficiency welded purpose. Specifically, before the leads 100 are placed in the harness positioning fixture, the leads 100 are placed on the harness support plate 200 at equal intervals, and the leads extend out of the harness support plate 200 by a certain length. The lead 100 is fixed on the wire harness carrier 200 by the packaging adhesive tape 300 to form a wire harness, and the lead 100 is stably placed on the wire harness carrier 200 under the action of the packaging adhesive tape 300.
The harness positioning jig fixes the position of the harness support plate 200 in the welding process, so that the accuracy and the stability of the position of the lead 100 on the harness support plate 200 are ensured. When the wire harness positioning jig carries the lead 100 close to the automatic welding device, no position error occurs.
The utility model discloses in, one side that base plate 10 is close to automatic welder is the top, and one side that base plate 10 and motion control device are connected is the bottom, and two sides of base plate 10 are the lateral part.
Specifically, a wire harness carrier positioning groove 11 parallel to the edge of the substrate 10 is disposed on the first surface of the substrate 10, and the depth of the wire harness carrier positioning groove 11 is adapted to the thickness of the wire harness carrier 200. When the wire harness carrier 200 is placed in the wire harness carrier positioning groove 11, the wire harness carrier 200 is flush with or does not protrude from the planar structure of the substrate 10. A positioning part 12 is formed between the wire harness carrier plate positioning groove 11 and the edge of the substrate 10, scale grooves 121 for positioning wire harnesses are uniformly arranged on the positioning part 12, and the scale grooves 121 are communicated with the outside and the wire harness carrier plate positioning groove 11. When the wire harness carrier 200 is placed in the wire harness carrier positioning groove 11, the lead 100 is just in the scale groove 121, and the size of the scale groove 121 is matched with that of the lead 100, so that the lead can be designed into different sizes according to actual needs. The width of the leads 100 in this embodiment is 0.25mm +0.05mm, and thus the size of the scale grooves 121 is 0.25mm +0.05mm, the maximum value being selected so that all the leads 100 can be placed in the scale grooves 121.
It should be noted that the scale groove 121 is disposed perpendicular to the top edge of the substrate 10, and when the wire harness carrier 200 is placed in the wire harness carrier positioning groove 11, the lead 100 falls into the scale groove 121 in a natural state, and no extra action is required to complete the placing work.
Therefore, when the lead 100 is placed in the wire harness carrier positioning groove 11 through the wire harness carrier 200, the extending part of the lead 100 can be placed in the scale groove 121, the lead 100 is positioned and restrained through the scale groove 121, and the distance between the scale grooves 121 is accurately controlled, so that when the wire harness positioning jig is connected with an automatic welding system, the position of the lead 100 can be accurately controlled, and the welding precision is improved.
Example 1
The utility model provides an among the pencil positioning jig, pencil support plate constant head tank 11 is used for the position of fixed pencil support plate 200, ensures the accuracy nature and the stability of lead wire 100 position. In order to prevent the wire harness carrier 200 from sliding or shaking in the wire harness carrier positioning groove 11, the present embodiment is provided with a tensioning mechanism 20 on the first surface of the base plate 10. Specifically, the tensioning mechanism 20 includes a tensioning block 21, an elastic member 22, and a fixing block 23.
At least two first sliding grooves 13 are arranged on one surface of the substrate 10, which is provided with the wire harness carrier plate positioning groove 11, and the two first sliding grooves 13 are symmetrically distributed on the plane structure of the substrate 10. The first sliding groove 13 is vertically communicated with the wire harness carrier plate positioning groove 11, the tensioning block 21 can slide back and forth in the first sliding groove 13, a first end of the elastic member 22 is connected to the tensioning block 21, and a second end of the elastic member 22 is connected to one end of the first sliding groove 13 far away from the wire harness carrier plate positioning groove 11. When the wire harness carrier 200 is placed in the wire harness carrier positioning groove 11, the tensioning block 21 applies pressure to the wire harness carrier 200 under the action of the elastic member 22, so as to increase the resistance to displacement of the wire harness carrier 200 and prevent the wire harness carrier 200 from sliding or shaking in the wire harness carrier positioning groove 11. In this embodiment, the fixing block 23 is connected to the first sliding groove 13, the tensioning block 21 is movably inserted into the fixing block 23, and the fixing block 23 is used for limiting the tensioning block 21 to fall off.
When the wire harness carrier 200 is placed in the wire harness carrier positioning groove 11, the tensioning block 21 needs to be pulled out to be placed, which is troublesome in operation. Preferably, in the present embodiment, a toggle block 24 is mounted on the tension block 21 for the convenience of the user. Specifically, the base plate 10 is provided with a second sliding groove 14 communicated with the first sliding groove 13 and the side edge of the base plate 10, the toggle block 24 is arranged in the second sliding groove 14, one end of the toggle block 24 is connected to the tensioning block 21, and the other end of the toggle block extends out of the side edge of the base plate 10 and can be toggled directly by hand. As can be seen from the above, when the user applies pressure to the toggle block 24, the tensioning block 21 can be driven to move, which facilitates the placement of the wire harness support plate 200.
Preferably, in the present embodiment, at least two harness carrier positioning pins 111 are disposed in the harness carrier positioning slot 11, and the harness carrier positioning pins 111 are inserted into pin holes on the harness carrier 200, so as to increase the stability of the harness carrier 200 and further increase the accuracy of the harness positioning fixture. The harness carrier plate alignment pins 111 may be used with the tensioning mechanism 20 or may be used alone.
Example 2
The utility model provides a pencil positioning jig is used for providing locate function for lead wire 100, increases the accuracy nature and the stability of lead wire 100 position when the welding. The lead wire 100 is placed in the scale groove 121, and the position of the lead wire 100 is controlled by the scale groove 121. When the end of the lead 100 is aligned with a chip to be soldered during soldering, the flexible lead 100 may be bent and deformed by its own weight, which may cause an inaccurate soldering position. Preferably, the width of the positioning part 12 is adjusted in the present embodiment. When the wire harness carrier 200 is placed in the wire harness carrier positioning groove 11, a portion of the lead 100 protrudes out of the wire harness carrier 200. When the wire harness carried on the wire harness carrier plate extends to 1-1.5mm outside the substrate 10, that is, the length of the end part of the lead 100 extending out of the positioning part 12 is 1-1.5mm, the lead 100 has certain toughness and rigidity, can well maintain the form of the lead, and is accurate in welding. Of course, in the actual use process, when the width of the positioning portion 12 is determined, the protruding length of the lead 100 is adjusted to ensure that the difference between the width of the lead and the width of the positioning portion 12 is 1-1.5mm, so as to achieve the related function.
Example 3
The utility model provides a pencil positioning jig can combine to use with automatic weld system, is provided with two at least positioning bush 30 in the bottom of base plate 10 consequently for accurate control pencil positioning jig's position, and then control lead wire 100's welding position.
At least two magnetic suction blocks 40 are arranged at the bottom of the base plate 10 and used for connecting an automatic welding system, and the magnetic suction blocks are connected in a magnetic mode and are convenient to mount and dismount.
To sum up, the utility model provides a pencil positioning jig when the lead wire is placed at pencil support plate constant head tank through the pencil support plate, the extension of lead wire can be placed at the scale inslot, and the lead wire retrains the location through the scale groove, and distance accurate control between the scale groove is consequently when being connected pencil positioning jig and automatic weld system, can the position of accurate control lead wire, improves welding accuracy. The tensioning mechanism can fix the wire harness support plate in the wire harness support plate positioning groove, and stability and accuracy in use are improved. The length of the lead extending out of the wire harness positioning jig is 1-1.5mm, flexibility and rigidity of the lead can be considered, when the two leads clamp the chip, the chip is ensured not to fall off easily, and welding precision is improved.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (8)
1. The utility model provides a pencil positioning jig which characterized in that: the wire harness support plate comprises at least one base plate, wherein the base plate is connected with a wire harness support plate used for bearing a wire harness, a wire harness support plate positioning groove is formed in the first surface of the base plate, and the wire harness support plate is arranged in the wire harness support plate positioning groove in a matched mode;
a positioning part is formed between the wire harness support plate positioning groove and the edge of the substrate, and scale grooves for positioning the wire harnesses are uniformly formed in the positioning part.
2. The wire harness positioning jig according to claim 1, characterized in that: still include straining device, straining device includes tensioning piece, elastic component and fixed block, the base plate is provided with the one side of pencil support plate constant head tank is provided with two at least first sliding trays, first sliding tray communicate with perpendicularly in pencil support plate constant head tank, tensioning piece slide set up in the first sliding tray, the both ends of elastic component connect respectively in tensioning piece with first sliding tray is kept away from the one end of pencil support plate constant head tank, the fixed block connect in first sliding tray, tensioning piece activity peg graft in the fixed block.
3. The wire harness positioning jig according to claim 2, characterized in that: be provided with on the base plate communicate in first sliding tray with the second sliding tray at the lateral part edge of base plate, be provided with in the second sliding tray and dial the piece, dial piece fixed connection in the tensioning piece.
4. The wire harness positioning jig according to claim 1, characterized in that: at least two wire harness support plate positioning pins are arranged on the wire harness support plate positioning groove and are inserted into pin holes of the wire harness support plate.
5. The wire harness positioning jig according to claim 1, characterized in that: the size of the scale groove is phi 0.30 mm.
6. The wire harness positioning jig according to claim 1, characterized in that: and the wire harness loaded on the wire harness carrier plate extends to the outside of the substrate by 1-1.5 mm.
7. The wire harness positioning jig according to any one of claims 1 to 6, characterized in that: the bottom of the base plate is provided with at least two positioning bushings.
8. The wire harness positioning jig according to claim 7, characterized in that: the bottom of base plate is provided with two at least magnetism pieces of inhaling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021641846.0U CN213318988U (en) | 2020-08-06 | 2020-08-06 | Wiring harness positioning jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021641846.0U CN213318988U (en) | 2020-08-06 | 2020-08-06 | Wiring harness positioning jig |
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| Publication Number | Publication Date |
|---|---|
| CN213318988U true CN213318988U (en) | 2021-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021641846.0U Active CN213318988U (en) | 2020-08-06 | 2020-08-06 | Wiring harness positioning jig |
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| CN (1) | CN213318988U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115566503A (en) * | 2022-10-11 | 2023-01-03 | 合肥工业大学 | Positioning method for precise welding of superfine wire harness |
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2020
- 2020-08-06 CN CN202021641846.0U patent/CN213318988U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115566503A (en) * | 2022-10-11 | 2023-01-03 | 合肥工业大学 | Positioning method for precise welding of superfine wire harness |
| CN115566503B (en) * | 2022-10-11 | 2024-04-02 | 合肥工业大学 | Positioning method for precise welding of superfine wire harness |
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