CN221019532U

CN221019532U - Transistor welding jig

Info

Publication number: CN221019532U
Application number: CN202323030346.XU
Authority: CN
Inventors: 曹谦
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-11-09
Filing date: 2023-11-09
Publication date: 2024-05-28
Anticipated expiration: 2033-11-09

Abstract

The utility model relates to the technical field of transistor welding, in particular to a transistor welding jig which is used for effectively improving practicability and processing efficiency.

Description

Transistor welding jig

Technical Field

The utility model relates to the technical field of transistor welding, in particular to a transistor welding jig.

Background

It is known to provide a solid semiconductor device having various functions such as detection, rectification, amplification, switching, voltage stabilization, signal modulation, and the like. The transistor, as a kind of variable current switch, is capable of controlling the output current based on the input voltage. Unlike common mechanical switches, the transistor controls the opening and closing of the transistor by using an electric signal, so that the switching speed can be very high, and the switching speed in a laboratory can reach more than 100 GHz.

Printed circuit boards, also called printed circuit boards, are important electronic components, and are supports for electronic components.

The transistor welding jig disclosed by the search application number CN202021346664.0 has the following defects:

1. It can only fix single printed circuit board, and machining efficiency is too low.

2. It can only fix the printed circuit board of a model, and when the size of printed circuit board changed, foretell transistor welding jig can't use, and its practicality is low.

3. Usually, the printed circuit board needs to be subjected to double-sided operation, and the transistor welding jig is inconvenient to carry out double-sided processing on the printed circuit board, so that the practicability is low.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a transistor welding jig, which effectively improves the practicability and the processing efficiency.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a transistor welding jig, includes the base, the both sides of base all are provided with the support frame, every the front portion of support frame all is provided with first supporting shoe, every the rear portion on support frame all is provided with the second supporting shoe, two the top of support frame all is provided with the connecting axle, two be provided with the rack between the connecting axle, the middle part of rack is provided with the opening, the both sides of rack all are provided with the slide bar, every all install the slider on the slide bar, two all be provided with the connecting block on the lateral wall of slider, every the middle part of connecting block all is provided with the jackscrew, two be provided with the connecting plate between the slider, the top of connecting plate is provided with first fixed block, the rear portion on support frame top is provided with the second fixed block, the relative one side of first fixed block and second fixed block all is provided with the fixed slot, install several printed circuit board between first fixed block and the second fixed block, the front portion of rack both sides is provided with the limiting plate, the portion of rack is provided with the balancing weight.

Further, the jackscrew runs through the connecting block, and the jackscrew is connected with the connecting block through threads.

Further, the sliding block and the sliding rod are in sliding connection.

Further, the connecting shaft is in rotary connection with the supporting frame.

Further, the top end of the first supporting block is horizontally arranged.

Further, the top end of the second supporting block is obliquely arranged.

(III) beneficial effects

Compared with the prior art, the utility model provides a transistor welding jig, which has the following beneficial effects:

1. According to the transistor welding jig, through the arrangement of the sliding rod, the sliding block, the connecting block and the jackscrew, the jackscrew can be unscrewed to slide the sliding block along the sliding rod, the distance between the first fixed block and the second fixed block is changed, the printed circuit boards with different sizes can be fixed, and the practicability is improved;

2. According to the transistor welding jig, the plurality of printed circuit boards can be fixed through the arrangement of the first fixing block, the second fixing block and the fixing groove, and the plurality of printed circuit boards can be processed simultaneously during transistor welding, so that the working efficiency is improved;

3. This transistor welding jig through the setting of support frame, connecting axle and rack, can overturn the rack, can process the two sides of printed circuit board, has effectively improved the practicality.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of a three-dimensional structure of a rack according to the present utility model after being turned over;

fig. 3 is a partially enlarged schematic view of the structure of the present utility model at a shown in fig. 1.

In the figure: 1. a base; 2. a support frame; 3. a first support block; 4. a second support block; 5. a connecting shaft; 6. a placing rack; 7. an opening; 8. a slide bar; 9. a slide block; 10. a connecting block; 11. a jackscrew; 12. a connecting plate; 13. a first fixed block; 14. a second fixed block; 15. a fixing groove; 16. a limiting plate; 17. balancing weight; 18. a printed circuit board.

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.

Referring to fig. 1-3, a transistor welding jig of the present utility model comprises a base 1, two sides of the base 1 are respectively provided with a support frame 2, the front part of each support frame 2 is respectively provided with a first support block 3, the top end of each first support block 3 is horizontally arranged, the rear part of each support frame 2 is respectively provided with a second support block 4, the top ends of the second support blocks 4 are obliquely arranged, the tops of the two support frames 2 are respectively provided with a connecting shaft 5, the connecting shafts 5 and the support frames 2 are rotationally connected, a placing frame 6 is arranged between the two connecting shafts 5, the middle part of the placing frame 6 is provided with an opening 7, two sides of the placing frame 6 are respectively provided with a slide bar 8, each slide bar 8 is provided with a slide block 9, the slide blocks 9 and the slide bars 8 are in sliding connection, connecting blocks 10 are arranged on the side walls of the two sliding blocks 9, jackscrews 11 are arranged in the middle of each connecting block 10, the jackscrews 11 penetrate through the connecting blocks 10, the jackscrews 11 are connected with the connecting blocks 10 through threads, the bottoms of the jackscrews 11 are screwed up, the bottoms of the jackscrews 11 are contacted with the placing frames 6 to fix the positions of the connecting plates 12, the connecting plates 12 are arranged between the two sliding blocks 9, first fixing blocks 13 are arranged on the tops of the connecting plates 12, second fixing blocks 14 are arranged on the rear portions of the tops of the supporting frames 2, fixing grooves 15 are formed in the opposite sides of the first fixing blocks 13 and the second fixing blocks 14, a plurality of printed circuit boards 18 are arranged between the first fixing blocks 13 and the second fixing blocks 14, limiting plates 16 are arranged on the front portions of the two sides of the placing frames 6, and balancing weights 17 are arranged on the portions of the placing frames 6.

In summary, according to the transistor welding jig, when the jig is used, the jackscrew 11 is unscrewed to move the first fixing block 13, then the printed circuit boards 18 are placed between the first fixing block 13 and the second fixing block 14, the printed circuit boards 18 are placed in the fixing grooves 15, then the first fixing block 13 and the second fixing block 14 clamp the printed circuit boards 18, the jackscrew 11 is screwed to fix the connecting plate 12, when the first supporting block 3 supports the limiting plate 16, the front surface of the printed circuit boards 18 can be processed, and when the second supporting block 4 supports the limiting plate 16 after the placement frame 6 is reversed, the back surface of the printed circuit boards 18 can be processed.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a transistor welding jig, includes base (1), its characterized in that: the utility model discloses a printing device, including base (1) and support frame (2), every the both sides of base (1) all are provided with support frame (2), every the front portion of support frame (2) all is provided with first supporting shoe (3), every the rear portion of support frame (2) all is provided with second supporting shoe (4), two the top of support frame (2) all is provided with connecting axle (5), two be provided with rack (6) between connecting axle (5), the middle part of rack (6) is provided with opening (7), the both sides of rack (6) all are provided with slide bar (8), every all install slider (9) on slide bar (8), two all be provided with connecting block (10) on the lateral wall of slider (9), every the middle part of connecting block (10) all is provided with jackscrew (11), two be provided with connecting plate (12) between slider (9), the top of connecting plate (12) is provided with first fixed block (13), the rear portion of support frame (2) top is provided with second fixed block (14), first fixed block (13) and second fixed block (14) are installed to the both sides (16) fixed plate (16) are fixed to one side, fixed plate (16) are installed to one side respectively, the portion of rack (6) is provided with balancing weight (17).

2. The transistor welding jig of claim 1, wherein: the jackscrew (11) runs through the connecting block (10), and the jackscrew (11) is connected with the connecting block (10) through threads.

3. The transistor welding jig of claim 1, wherein: the sliding block (9) is in sliding connection with the sliding rod (8).

4. The transistor welding jig of claim 1, wherein: the connecting shaft (5) is rotationally connected with the supporting frame (2).

5. The transistor welding jig of claim 1, wherein: the top end of the first supporting block (3) is horizontally arranged.

6. The transistor welding jig of claim 1, wherein: the top end of the second supporting block (4) is obliquely arranged.