WO2023071051A1

WO2023071051A1 - Tin dispensing clamp for use in substrate

Info

Publication number: WO2023071051A1
Application number: PCT/CN2022/084436
Authority: WO
Inventors: 柴超峰; 郭嘉帅
Original assignee: 深圳飞骧科技股份有限公司
Priority date: 2021-10-27
Filing date: 2022-03-31
Publication date: 2023-05-04
Also published as: CN215966780U

Abstract

A tin dispensing clamp for use in a substrate, comprising: a support (1), wherein the support (1) comprises a plurality of supporting columns (11) and a supporting plate (12) arranged on the plurality of supporting columns (11), and the supporting plate (12) is downwardly recessed to form a clearance space; and a clamp (2), wherein the clamp (2) is arranged in the clearance space, and the two ends of the clamp (2) are respectively rotatably arranged on the supporting plate (12) by means of a first rotating shaft (4) and a second rotating shaft (5). The clamp (2) comprises a clamp body (21) connected to the first rotating shaft (4) and the second rotating shaft (5), a mounting groove (22) formed by inwardly recessing the clamp body (21), a first clamping plate (23) that is close to the direction of the first rotating shaft (4) and fixed in one end of the mounting groove (22), a second clamping plate (24) that is arranged corresponding to the first clamping plate (23) and slidably connected in the other end of the mounting groove (22), and a third clamping plate (25) that is arranged adjacent to the first clamping plate (23) and the second clamping plate (24) and slidably connected in the mounting groove (22); and the first clamping plate (23), the second clamping plate (24), the third clamping plate (25), and the clamp body (21) arranged corresponding to the third clamping plate (25) are respectively inwardly recessed to form clamping grooves (3). The clamp (2) can fix a substrate at the front, rear, left, and right sides, and is convenient to operate, thereby accelerating the debugging progress.

Description

A kind of soldering jig for substrate

【Technical field】

The utility model relates to the technical field of wireless communication, in particular to a tin spotting fixture for a substrate.

【Background technique】

With the development of wireless communication technology, mobile phones, wireless local area networks, Bluetooth, etc. have become an indispensable part of social life. The progress of wireless communication technology is inseparable from the development of radio frequency and microwave technology.

In the current RF chip debugging process, the chip, capacitors, inductors and other components are welded on the test substrate, and then the substrate is soldered to the EVB to facilitate power supply and debugging. Under normal circumstances, since the substrate is usually in an open face state during the debugging stage, tin cannot be placed upside down, so put the EVB on a hot table to heat and use solder paste to tin the EVB pad.

However, when the substrate is placed on the EVB after the tinning is completed, the pins of the substrate will not be soldered, resulting in poor debugging, poor clamping effect, troublesome operation, and low safety.

Therefore, it is really necessary to provide a new substrate soldering jig to solve the above technical problems.

【Content of utility model】

The purpose of the utility model is to overcome at least one of the above-mentioned technical problems, and provide a substrate soldering fixture with good clamping and fixing effect, convenient adjustment and simple operation.

In order to achieve the above purpose, the utility model provides a substrate spot tin fixture, comprising:

A bracket, the bracket includes a plurality of support columns and a support plate arranged on the plurality of support columns, the support plate is recessed downward to form a space;

a clamp, the clamp is arranged in the evacuation position, and the two ends of the clamp are respectively arranged on the support plate through the rotation of the first rotating shaft and the second rotating shaft;

The clamp includes a clamp body connected to the first rotating shaft and the second rotating shaft, a mounting groove formed by the inward depression of the clamp body, close to the direction of the first rotating shaft and fixed in one end of the mounting groove The first splint, the second splint arranged corresponding to the first splint and slidably connected to the other end of the installation groove, and the second splint arranged adjacent to the first splint and the second splint and slidably connected to the The third splint in the installation groove, the first splint, the second splint, the third splint and the fixture body corresponding to the third splint are respectively indented to form a clamping groove.

Furthermore, the cross-section of the clamping slot is set in a triangular structure.

Furthermore, the fixture body is also provided with a guide groove corresponding to the third clamping plate, and the third clamping plate includes a fixing plate and a pusher fixed to one side of the fixing plate and slidably connected in the guiding groove. rod, and the slot is arranged on one side of the fixing plate.

Furthermore, both the first splint and the second splint are square structural plates.

Furthermore, the plurality of support columns includes four.

Furthermore, the support plate includes a first support plate and a second support plate oppositely arranged, and a third support plate fixedly connected to the first support plate and the second support plate.

Furthermore, the first support plate, the second support plate and the third support plate together form the escape position.

Furthermore, the clamp is made of iron-cobalt-nickel material.

Furthermore, the first rotating shaft and the second rotating shaft are made of iron-cobalt-nickel material.

Furthermore, the bracket is made of acrylic material.

Compared with the related technology, the utility model fixes the clamp on the bracket by the first rotating shaft and the second rotating shaft, so as to facilitate the adjustment of the rotation of the clamp to operate the back of the substrate; at the same time, since the clamp includes the first The fixture body of the rotating shaft and the second rotating shaft, the installation groove formed by the inward depression of the fixture body, the first splint close to the direction of the first rotating shaft and fixed in one end of the installation groove, and the first The splint is correspondingly arranged and slidably connected to the second splint in the other end of the installation groove, and the third splint is arranged adjacent to the first splint and the second splint and is slidably connected to the installation groove. The first splint, the second splint, the third splint, and the fixture body corresponding to the third splint are respectively recessed inward to form slots, through which the thickness of the substrate can be adapted, through the first splint The second splint and the third splint slide to clamp and fix the substrate, which can realize the front, rear, left, and right fixation of the substrate, which is easy to operate and thus speeds up the debugging progress.

【Description of drawings】

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the accompanying drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some implementations of the present invention. For example, for those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative work, wherein:

Fig. 1 is the overall structure schematic diagram of the substrate point tin fixture provided by the utility model;

Fig. 2 is the structural representation of the clamp provided by the utility model;

Fig. 3 is a schematic diagram of the internal structure of the substrate soldering jig provided by the present invention.

In the figure, 1, bracket, 11, support column, 12, support plate, 121, first support plate, 122, second support plate, 123, third support plate, 2, fixture, 21, fixture body, 22, installation Slot, 23, first splint, 24, second splint, 25, third splint, 251, fixed plate, 252, push rod, 3, card slot, 4, first rotating shaft, 5, second rotating shaft, 6, guide Groove, 7, avoidance position, 8, triangular structure.

【Detailed ways】

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1-3, the utility model provides a substrate soldering fixture, including:

A bracket 1, the bracket 1 comprising a plurality of support columns 11 and a support plate 12 arranged on the plurality of support columns 11, the support plate 12 is recessed downward to form a space;

A clamp 2, the clamp 2 is arranged in the evacuation position, and the two ends of the clamp 2 are respectively arranged on the support plate 12 through the rotation of the first rotating shaft 4 and the second rotating shaft 5;

The clamp 2 includes a clamp body 21 connected to the first rotating shaft 4 and the second rotating shaft 5 , an installation groove 22 formed by inwardly recessing the clamp body 21 , and fixed in a direction close to the first rotating shaft 4 . The first splint 23 in one end of the installation groove 22, the second splint 24 corresponding to the first splint 23 and slidably connected to the other end of the installation groove 22, and the first splint 23 and The second splint 24 is arranged adjacent to and slidably connected to the third splint 25 in the installation groove 22, the first splint 23, the second splint 24, the third splint 25 and the first splint The fixture body 21 corresponding to the three clamping plates 25 is respectively indented to form the locking groove 3 .

Specifically, the bracket 1 is used to suspend the support fixture 2 through the first rotating shaft 4 and the second rotating shaft 5, and the multiple supporting columns 11 on the bracket 1 are used to support and fix the supporting plate 12, and adjust the supporting plate through the multiple supporting columns 11 12, so as to facilitate the adjustment of the height of the fixture 2 and the effect of fixing the fixture 2 through the first rotating shaft 4 and the second rotating shaft 5 .

Specifically, the recessed space on the support plate 12 is used to place the position of the clamp 2, thereby facilitating the rotation of the clamp 2 without causing jamming, so that the rotation and inversion of the substrate fixed in the clamp 2 is convenient, thereby facilitating the adjustment of the substrate. It is operated from the back and is easy to use.

Specifically, the first splint 23 , the second splint 24 , the third splint 25 , and the fixture body 21 corresponding to the third splint 25 are recessed inward to form the locking groove 3 . The position where the fixture 2 touches the substrate has a slot 3 that adapts to the thickness of the substrate. When in use, the front and back of the substrate can be completely isolated to prevent the tin from the reverse side from flowing to the front.

Specifically, the first splint 23 is fixed on the upper left corner and cannot be moved, and the second splint 24 is slidably arranged on the corresponding surface of the first splint 23, and the second splint 24 can be moved left and right to adapt to substrates of different sizes. The third clamping plate 25 is slidably arranged between the first clamping plate 23 and the second clamping plate 24. By moving the third clamping plate 25 back and forth to match and fix the substrate, the substrate can be fixed and clamped in multiple directions, and the fixing effect is better.

In a specific embodiment, by fixing the clamp 2 on the bracket 1 by the first rotating shaft 4 and the second rotating shaft 5, it is convenient to adjust the rotation of the clamp 2 to operate the back side of the substrate; The clamp body 21 of the first rotating shaft 4 and the second rotating shaft 5 , the mounting groove 22 formed by the inward depression of the clamping body 21 , the mounting groove 22 close to the direction of the first rotating shaft 4 and fixed in one end of the mounting groove 22 The first splint 23 , the second splint 24 that is arranged corresponding to the first splint 23 and is slidably connected to the other end of the installation groove 22 , and is adjacent to the first splint 23 and the second splint 24 And slidably connected to the third clamping plate 25 in the installation groove 22, the first clamping plate 23, the second clamping plate 24, the third clamping plate 25 and the fixture body 21 corresponding to the third clamping plate 25 The grooves 3 are formed by inward depression, and the multiple grooves 3 can adapt to the thickness of the substrate, and the substrate can be clamped and fixed by sliding the second splint 24 and the third splint 25, so that the substrate can be fixed front, rear, left, and right, and the operation is convenient , thus speeding up the debugging process.

In this embodiment, the cross section of the locking slot 3 is set in a triangular structure 8 . The slot 3 of the triangular structure 8 is convenient for isolating the front and back of the substrate, preventing the tin from the back side from flowing to the front side, which has high safety.

In this embodiment, the clamp body 21 is further provided with a guide groove 6 corresponding to the third clamping plate 25, and the third clamping plate 25 includes a fixing plate 251 and one side of the fixing plate 251 is fixed and slidably connected. The push rod 252 is located in the guide groove 6 , and the locking groove 3 is disposed on one side of the fixing plate 251 . After the substrate is installed in the slot 3, the fixing plate 251 is moved by pushing the push rod 252 to slide in the guide groove 6, and the front and rear clamping and fixing of the substrate is carried out through the movement.

In this embodiment, both the first splint 23 and the second splint 24 are square structural plates.

In this embodiment, the plurality of support columns 11 includes four. Better support.

In this embodiment, the support plate 12 includes a first support plate 121 and a second support plate 122 oppositely arranged, and a third support plate fixedly connecting the first support plate 121 and the second support plate 122 123. The first rotating shaft 4 is arranged on the first supporting plate 121 , and the second rotating shaft 5 is arranged on the second supporting plate 122 .

In this embodiment, the first support plate 121 , the second support plate 122 and the third support plate 123 together form the avoidance position 7 .

In this embodiment, the clamp 2 is made of iron-cobalt-nickel material. The jig 2 is made of iron-cobalt-nickel, and will not connect with solder paste or solder paste when soldering.

In this embodiment, the first rotating shaft 4 and the second rotating shaft 5 are made of iron-cobalt-nickel material. The material of the first rotating shaft 4 and the second rotating shaft 5 is iron-cobalt-nickel, and the solder paste or solder paste on the substrate needs to be slightly heated to avoid excessive temperature damage.

In this embodiment, the bracket 1 is made of acrylic material. The material of the bracket 1 is acrylic, which can play a role of support and fixation.

What has been described above is only the embodiment of the utility model, and it should be pointed out that for those of ordinary skill in the art, improvements can also be made without departing from the inventive concept of the utility model, but these all belong to Protection scope of the present utility model.

Claims

A substrate point tin fixture is characterized in that it comprises:

A bracket, the bracket includes a plurality of support columns and a support plate arranged on the plurality of support columns, the support plate is recessed downward to form a space;

a clamp, the clamp is arranged in the evacuation position, and the two ends of the clamp are respectively arranged on the support plate through the rotation of the first rotating shaft and the second rotating shaft;

The clamp includes a clamp body connected to the first rotating shaft and the second rotating shaft, a mounting groove formed by the inward depression of the clamp body, close to the direction of the first rotating shaft and fixed in one end of the mounting groove The first splint, the second splint arranged corresponding to the first splint and slidably connected to the other end of the installation groove, and the second splint arranged adjacent to the first splint and the second splint and slidably connected to the The third splint in the installation groove, the first splint, the second splint, the third splint and the fixture body corresponding to the third splint are respectively indented to form a clamping groove.
The substrate tin spot jig according to claim 1, characterized in that, the cross section of the clamping groove is arranged in a triangular structure.
The tinning jig for the substrate according to claim 1, wherein the fixture body is further provided with a guide groove corresponding to the third splint, and the third splint includes a fixing plate and a fixing plate fixed to the fixing plate. The side is slidably connected to the push rod in the guide groove, and the draw groove is arranged on one side of the fixing plate.
The substrate soldering jig according to claim 1, wherein the first splint and the second splint are square structural plates.
The substrate soldering jig according to claim 1, wherein the plurality of supporting columns includes four.
The substrate soldering jig according to claim 5, wherein the support plate includes a first support plate and a second support plate oppositely arranged, and the first support plate and the second support plate are fixedly connected the third support plate.
The substrate soldering jig according to claim 6, wherein the first support plate, the second support plate and the third support plate together form the escape position.
The jig for spotting tin on a substrate according to claim 1, wherein the jig is made of iron-cobalt-nickel material.
The substrate tin spot fixture according to claim 1, wherein the first rotating shaft and the second rotating shaft are made of iron-cobalt-nickel material.
The substrate soldering jig according to claim 1, wherein the bracket is made of acrylic material.