CN217142640U

CN217142640U - Elastic sheet fixing jig

Info

Publication number: CN217142640U
Application number: CN202220006109.6U
Authority: CN
Inventors: 陈立鹏; 唐先华; 王钱华
Original assignee: Shenzhen Zhaoxing Botuo Technology Co ltd
Current assignee: Shenzhen Zhaoxing Botuo Technology Co ltd
Priority date: 2022-01-04
Filing date: 2022-01-04
Publication date: 2022-08-09
Anticipated expiration: 2032-01-04

Abstract

The utility model discloses a tool is fixed to shell fragment for assembly circuit board and shell fragment, the shell fragment includes welding end and spacing portion, its characterized in that, the tool is fixed to the shell fragment includes: the jig base is provided with a placing position and a limiting groove, the placing position is configured to place the circuit board, the limiting groove is communicated with the placing position, and the limiting groove is configured to limit the limiting part so that the welding end is abutted to the circuit board. The utility model discloses tool is fixed to the shell fragment, when being favorable to welding the shell fragment, can guarantee the highly uniform of the spacing portion of shell fragment.

Description

Elastic sheet fixing jig

Technical Field

The utility model relates to a tool technical field, in particular to tool is fixed to shell fragment.

Background

In cerebrovascular treatment equipment release system, the release device need be through seal wire and external connection, because the seal wire does not belong to partly of equipment, the seal wire need be connected with the release device through the shell fragment, when the seal wire is connected with the release device, need insert inside the release device with the seal wire to with a plurality of shell fragments butt in the release device, thereby reach and release device electric connection's purpose. Therefore, when the elastic sheets are welded, the limiting parts of the elastic sheets are required to be on the same horizontal line, so that the guide wire can be abutted against the limiting parts of the elastic sheets when inserted into the releasing device.

However, when reflow soldering is performed on the elastic sheet at present, after the solder paste is melted, the elastic sheet is easy to move along with the solution of the solder paste in the melting process of the solder paste, so that the tails of multiple elastic sheets cannot be kept on the same horizontal line; when the guide wire abuts against each elastic sheet, the guide wire is likely to have poor contact or cannot abut against each elastic sheet, thereby causing the poor product.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a tool is fixed to shell fragment, the tail end that aims at solving a plurality of shell fragments can't keep at same water flat line's technical problem.

In order to achieve the above object, the utility model provides a tool is fixed to shell fragment includes:

a fixed tool of shell fragment includes for assembly circuit board and shell fragment, the shell fragment includes welding end and spacing portion, its characterized in that:

the jig base is provided with a placing position and a limiting groove, the placing position is configured to place the circuit board, the limiting groove is communicated with the placing position, and the limiting groove is configured to limit the limiting part so that the welding end is abutted to the circuit board.

Optionally, the limiting part has a first abutting surface and a second abutting surface;

the limiting groove comprises a first abutting wall and a second abutting wall which are oppositely arranged, the first abutting wall is configured to abut against the first abutting surface, and the second abutting wall is configured to abut against the second abutting surface.

Optionally, the spring plate further comprises a connecting piece having a third abutment surface, the second abutment wall further configured to abut the third abutment surface.

Optionally, the limiting part comprises a first abutting piece and a second abutting piece which are arranged in a bent manner, and an avoiding end is arranged at one end, far away from the first abutting piece, of the second abutting piece;

the jig seat is sunken to have an avoidance step, the avoidance step is communicated with the limiting groove, the step surface of the avoidance step is close to the first abutting wall, and the avoidance step is configured to avoid the avoidance end.

Optionally, the position-limiting part further comprises a first position-limiting surface and a second position-limiting surface which are oppositely arranged;

the limiting groove further comprises a first limiting wall and a second limiting wall which are oppositely arranged, the first limiting wall is close to the first abutting wall and the second abutting wall, and the second limiting wall is close to the first abutting wall and the second abutting wall;

the first limiting wall is configured to limit the first limiting surface, and the second limiting wall is configured to limit the second limiting surface.

Optionally, the circuit board is provided with a positioning hole;

the jig base is convexly provided with a positioning column which is configured to be matched with the positioning hole.

Optionally, the placement site includes a mounting slot configured to mount the circuit board.

Optionally, the circuit board is convexly provided with a fool-proof protrusion;

the groove wall convex-concave of mounting groove has prevents slow-witted groove, prevent slow-witted groove be configured into with prevent slow-witted protruding fool-proofing cooperation.

Optionally, the jig base is an aluminum alloy jig base.

Optionally, the number of the placement bits is multiple, and the multiple placement bits are distributed along the first direction.

The utility model discloses tool is fixed to shell fragment through setting up at the tool seat and placing position and spacing groove, places position and spacing groove intercommunication. So, when welding shell fragment and circuit board, place spacing portion in spacing groove and carry out spacingly, the circuit board is placed and is fixed a position in the position of placing, simultaneously, the welding end and circuit board butt. Thus, the positions of the circuit board and the elastic sheet are limited. After the elastic sheet is welded with the circuit board, the position and the height of the elastic sheet can be the same as those of the positioning groove. Compare in current manual support shell fragment and weld, the utility model discloses the tool is fixed to the shell fragment all carries out spacing and location with shell fragment and circuit board before the welding, so, the position and the height of accomplishing the welding back shell fragment can remain unchanged to welded reliability has been promoted.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural view of a view angle of an embodiment of the elastic sheet fixing jig of the present invention;

fig. 2 is a schematic structural view of another view angle of an embodiment of the elastic sheet fixing jig of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at I;

FIG. 4 is a cross-sectional view at AA in FIG. 2;

FIG. 5 is an enlarged view of a portion of FIG. 4 at II;

fig. 6 is a schematic structural view of the elastic sheet fixing jig of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)	Reference numerals	Name (R)
						1	Jig base	13	Positioning column	3213	Avoidance end
11	Mounting groove	2	Avoiding step	322	Second abutting sheet
						12	Limiting groove	3	Spring plate	3221	Second abutting surface
121	First abutting wall	31	Welded end	3222	Second limit surface
						122	Second abutting wall	32	Limiting part	33	Connecting sheet
123	First limit wall	321	First abutting sheet	331	Third abutting surface
						124	Second limit wall	3211	First abutting surface	4	A first direction
125	Fool-proof groove	3212	A first limit surface

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the expression "and/or" as used throughout is meant to encompass three juxtaposed aspects, exemplified by "A and/or B", including either the A aspect, or the B aspect, or aspects in which both A and B are satisfied. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a fixed tool of shell fragment 3.

In the embodiment of the present invention, as shown in fig. 1 to fig. 6, the fixture for fixing the elastic sheet 3 includes:

a fixed tool of shell fragment 3 includes for assembled circuit board and shell fragment 3, shell fragment 3 includes welding end 31 and spacing portion 32, its characterized in that:

the jig base 1 is provided with a placing position and a limiting groove 12, the placing position is configured to place the circuit board, the limiting groove 12 is communicated with the placing position, and the limiting groove 12 is configured to limit the limiting portion 32, so that the welding end 31 is abutted to the circuit board.

In this embodiment, the circuit board may be a printed circuit board or a ceramic copper clad laminate, and under special working requirements, the circuit board may also be a flexible circuit board or the like. The elastic sheet 3 is used for being welded on a circuit board, so that an external device can be connected with the circuit board through the elastic sheet 3. The overall shape of the jig base 1 may be a cuboid or a cube, etc., and the whole shape is not particularly limited herein and only needs to be a medium for supporting the circuit board and the spring plate 3. The overall shape of the stopper portion 32 may be a square, a cylinder, a rectangular parallelepiped, or the like, and is not particularly limited herein.

The type of placing the position can be breach or groove etc. under special operating mode demand, places the position and can also be the plane. The present invention is not particularly limited, and only the circuit board can be positioned. For example, when the type of the placement location is a notch, the width or length of the notch needs to be slightly larger than the circuit board, so that the circuit board can be placed into the notch and positioned in the notch. When the type of the placing position is a plane, the plane needs to be provided with at least two positioning columns 13, and a positioning hole matched with the positioning columns 13 is formed in the circuit board, so that the purpose of positioning the circuit board can be achieved through matching of the positioning columns 13 and the positioning hole. The limiting groove 12 may be a square, a rectangle, or a symmetrical figure, etc., and the movement of the limiting portion 32 is limited only after the limiting portion 32 is placed in the limiting groove 12. For example, when the limiting groove 12 is square, the size of the limiting groove 12 is equal to that of the limiting portion 32, so that the limiting portion 32 can be placed in the limiting groove 12, and the limiting portion 32 is limited by the limiting groove 12. Spacing groove 12 with place a intercommunication, spacing groove 12 with place the position and be connected the position can be for placing the bottom of position, placing the lateral wall of position etc. do not do specific restriction here, only need spacing groove 12 with place the position can the intercommunication can. Meanwhile, the number of the limiting grooves 12 is multiple, and the multiple limiting grooves 12 are arranged on the same plane and along the first direction 4, so that the multiple elastic sheets 3 can be on the same plane after being fixed through the multiple limiting grooves 12.

When welding shell fragment 3 on the circuit board, place spacing portion 32 of shell fragment 3 in spacing groove 12 earlier, simultaneously, place the circuit board in placing the position and fix a position the circuit board, carry out the butt with circuit board and the welded end 31 of shell fragment 3 simultaneously, so, the circuit board is the restriction with the position of shell fragment 3, all carry out the butt and after the welding by spacing and circuit board when a plurality of shell fragments 3, spacing portion 32 can keep at same horizontally height, has guaranteed the high uniformity after the shell fragment 3 welds.

The utility model discloses shell fragment 3 fixed tool places position and spacing groove 12 through setting up at tool seat 1, places position and spacing groove 12 intercommunication. So, when welding shell fragment 3 and circuit board, place spacing portion 32 in spacing groove 12 and carry out spacingly, the circuit board is placed in and is put the position and fix a position, simultaneously, welding end 31 and circuit board butt. Thus, the positions of the circuit board and the spring plate 3 are limited. After the elastic sheet 3 is welded with the circuit board, the position and the height of the elastic sheet 3 can be the same as those of the positioning groove. Compare in current manual support shell fragment 3 and weld, the utility model discloses shell fragment 3 fixed tool all carries out spacing and location with shell fragment 3 and circuit board before the welding, so, the position and the height of accomplishing welding back shell fragment 3 can remain unchanged to welded reliability has been promoted.

In an embodiment, as shown in fig. 5 and 6, the position-limiting portion 32 has a first abutting surface 3211 and a second abutting surface 3221; the limiting groove 12 includes a first abutting wall 121 and a second abutting wall 122, which are oppositely disposed, the first abutting wall 121 is configured to abut against the first abutting surface 3211, and the second abutting wall 122 is configured to abut against the second abutting surface 3221. The spring plate 3 further comprises a connecting piece 33, the connecting piece 33 having a third abutment surface 331, the second abutment wall 122 being further configured to abut against the third abutment surface 331. The limiting part 32 comprises a first abutting sheet 321 and a second abutting sheet 322 which are arranged in a bent mode, and one end, far away from the second abutting sheet 322, of the first abutting sheet 321 is provided with an avoiding end 3213; the jig base 1 is sunken with an avoidance step 2, the avoidance step 2 is communicated with the limiting groove 12, a step surface of the avoidance step 2 is arranged close to the first abutting wall 121, and the avoidance step 2 is configured to avoid the avoidance end 3213. The position-limiting part 32 further comprises a first position-limiting surface 3212 and a second position-limiting surface 3222 which are oppositely arranged; the limiting groove 12 further comprises a first limiting wall 123 and a second limiting wall 124 which are oppositely arranged, the first limiting wall 123 is adjacent to the first abutting wall 121 and the second abutting wall 122, and the second limiting wall 124 is adjacent to the first abutting wall 121 and the second abutting wall 122; the first position-limiting wall 123 is configured to limit the first position-limiting surface 3212, and the second position-limiting wall 124 is configured to limit the second position-limiting surface 3222.

The limiting portion 32 includes a first abutting piece 321 and a second abutting piece 322 which are bent, and the first abutting surface 3211 is disposed on a side of the first abutting piece 321 away from the second abutting piece 322; similarly, the second abutting surface 3221 is disposed on a side of the second abutting piece 322 far away from the first abutting piece 321. The first abutting wall 121 may be disposed larger than the first abutting surface 3211 or smaller than the first abutting surface 3211, which is not limited to this, and the first abutting wall 121 may abut against the first abutting surface 3211. For example, when the first abutting wall 121 is smaller than the first abutting surface 3211, the position of the limiting groove 12 is required to be away from the first abutting piece 321, so that the first abutting piece 321 can be placed in the limiting groove 12. When the first abutting wall 121 is larger than the first abutting surface 3211, the distance between two groove walls of the limiting groove 12 adjacent to the first abutting wall 121 needs to be larger than the width of the first abutting piece 321, so that the first abutting piece 321 can be placed in the limiting groove 12. Similarly, the second abutting wall 122 may be disposed larger than the second abutting surface 3221 or smaller than the second abutting surface 3221, and the second abutting wall 122 may be only required to abut against the second abutting surface 3221, so that the first abutting wall 121 abuts against the first abutting surface 3211. For example, when the second abutting wall 122 is smaller than the second abutting surface 3221, the position of the limiting groove 12 avoiding the second abutting piece 322 needs to be set, so that the second abutting piece 322 can be placed in the limiting groove 12. When the second abutting wall 122 is larger than the second abutting surface 3221, the distance between two groove walls of the limiting groove 12 adjacent to the second abutting wall 122 needs to be larger than the width of the second abutting piece 322, so that the second abutting piece 322 can be placed in the limiting groove 12, and the second abutting wall 122 abuts against the second abutting surface 3221.

The connecting piece 33 may be square, rectangular, or irregular, and is not limited herein, and only needs to be used as a connecting medium for the second abutting piece 322, and the connecting piece 33 has a third abutting surface 331, and the third abutting surface 331 is connected to the second abutting surface 3221, so that when the second abutting wall 122 abuts against the third abutting surface 331, the purpose of lifting the limiting elastic piece 3 of the limiting groove 12 is facilitated. Dodge step 2 and cave in the tool seat 1 one side that has spacing groove 12, simultaneously, dodge step 2 and close on one side intercommunication spacing groove 12 of spacing groove 12 to when spacing portion 32 in the location, dodge end 3213 salient in dodge step 2, when supplying to dismantle spacing portion 32, dodge step 2 depressed area and can form and dodge the space, thereby reach the purpose of dodging spacing end.

The first limiting surface 3212 may be only located on one side of the first abutting piece 321 adjacent to the first abutting surface 3211, only located on one side of the second abutting piece 322 adjacent to the second abutting surface 3221, or partially located on one side of the first abutting piece 321 adjacent to the first abutting surface 3211 and one side of the second abutting piece 322 adjacent to the second abutting surface 3221, which is not particularly limited herein, and only needs to be a medium capable of serving as a positioning elastic piece 3. Similarly, the second position-limiting surface 3222 may be only located on one side of the first abutting piece 321 adjacent to the first abutting surface 3211, may also be only located on one side of the second abutting piece 322 adjacent to the second abutting surface 3221, and may also be partially located on one side of the first abutting piece 321 adjacent to the first abutting surface 3211 and one side of the second abutting piece 322 adjacent to the second abutting surface 3221, which is not particularly limited herein, and only needs to be used as a positioning medium.

One side of the first limiting wall 123 is adjacent to the first abutting wall 121, and the other side is adjacent to the second abutting wall 122, and the first limiting wall 123 and the first abutting wall 121 may be adjacent to each other or spaced from each other; the first limiting wall 123 and the second abutting wall 122 may be adjacent to each other or spaced from each other, and no specific limitation is imposed herein, as long as the first limiting wall 123 can serve as an abutting medium of the first limiting surface 3212. Similarly, one side of the second limiting wall 124 is adjacent to the second abutting wall 122, and the other side is adjacent to the first abutting wall 121, and the second limiting wall 124 and the second abutting wall 122 may be adjacent to each other or spaced from each other; the second limiting wall 124 and the first abutting wall 121 may be adjacent to each other or spaced from each other, and the first limiting wall 123 is only required to be an abutting medium of the first limiting surface 3212 without specific limitation. Meanwhile, the first limiting wall 123 and the second limiting wall 124 are arranged oppositely, so that the first limiting surface 3212 and the second limiting surface 3222 can be more stable in limiting.

In one embodiment, as shown in fig. 1, the circuit board is provided with a positioning hole; the jig base 1 is convexly provided with a positioning column 13, and the positioning column 13 is configured to be matched with the positioning hole. The placement site includes a mounting slot 11, the mounting slot 11 configured to mount the circuit board. The circuit board is convexly provided with a fool-proof protrusion, a groove wall convex depression of the mounting groove 11 is provided with a fool-proof groove 125, and the fool-proof groove 125 is configured to be matched with the fool-proof protrusion in a fool-proof way.

The cross-sectional shape of the positioning column 13 is preferably the same as the shape of the positioning hole, and the size of the positioning column 13 is slightly smaller than the positioning hole, so that the positioning hole can be matched with the positioning column 13 for positioning when the circuit board is mounted. Mounting groove 11 can be sunken form, also can protruding form on tool seat 1, does not do specific restriction here, and this embodiment forms the example with sunken, and sunken formation mounting groove 11 sets up, is favorable to when accomodating the fixed tool of shell fragment 3, and the whole of tool seat 1 is more level and smooth to promote the convenience of accomodating. The mounting groove 11 is slightly larger than the circuit board, and the mounting groove 11 is shaped like the circuit board so that the circuit board can be mounted in the mounting groove 11. The side wall of the adjacent board surface of the circuit board is convexly provided with a fool-proof bulge for positioning, the shape of the fool-proof bulge can be square, triangular or rectangular, and the like, and the fool-proof bulge is not particularly limited and only needs to be provided with the bulge. The groove wall of mounting groove 11 is sunken to have and is prevented slow-witted groove 125, prevents slow-witted groove 125 and runs through the top of mounting groove 11, prevents slow-witted groove 125 and slightly is greater than preventing slow-witted protruding setting, simultaneously, prevents that the shape of slow-witted groove 125 is preferred to be the same with preventing slow-witted protruding to when the installation circuit board, can install in mounting groove 11 through preventing slow-witted protruding cooperation with preventing slow-witted groove 125, thereby reach and prevent slow-witted purpose.

In one embodiment, as shown in fig. 1, the jig base 1 is an aluminum alloy jig base 1. The number of the placement bits is plural, and the plural placement bits are distributed along the first direction 4.

The aluminum alloy has the advantages of small density, good corrosion resistance, weather resistance, good heat conductivity and the like, and the aluminum alloy is used as a material for manufacturing the elastic sheet 3 fixing jig, so that the working strength can be saved when the jig is used for conveying the elastic sheet 3 fixing jig. Secondly, after the aluminum alloy is processed, a hard and compact oxide film with good corrosion resistance can be formed in the atmosphere. When welding the circuit board in addition, need weld in putting into welding equipment with the whole set of fixed tool of shell fragment 3, need the fixed tool of shell fragment 3 to have good heat conductivity at welding process, the heat conductivity of aluminium is very high, only inferior to gold, silver, copper in the metal, 3 times of iron, consequently, use the aluminum alloy to be favorable to promoting welded efficiency. The first direction 4 may be located in the length direction of the jig base 1 or in the width direction of the jig base 1, and is not particularly limited herein, as long as the jig base 1 has a sufficient area. The length direction of tool seat 1 is used as an example to this embodiment, and the quantity of a plurality of places does not do specific restriction, and this embodiment uses five as an example, and five places are arranged along first direction 4, so, are favorable to rational utilization space area.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a tool is fixed to shell fragment for assembly circuit board and shell fragment, the shell fragment includes welding end and spacing portion, its characterized in that, the tool is fixed to the shell fragment includes:

2. The clip fixing jig of claim 1, wherein the limiting portion has a first abutting surface and a second abutting surface;

3. The clip securing jig of claim 2, wherein the clip further comprises a connecting tab having a third abutment surface, the second abutment wall further configured to abut the third abutment surface.

4. The spring plate fixing jig according to claim 2, wherein the limiting portion includes a first abutting piece and a second abutting piece which are bent, and an avoiding end is provided at one end of the second abutting piece, which is far away from the first abutting piece;

5. The clip fixing jig of claim 2, wherein the limiting portion further comprises a first limiting surface and a second limiting surface which are oppositely arranged;

6. The spring plate fixing jig according to any one of claims 1 to 5, wherein the circuit board is provided with positioning holes;

7. The clip fixing jig of any one of claims 1 to 5, wherein the placement site includes a mounting groove configured to mount the circuit board.

8. The clip fixing jig of claim 7, wherein the circuit board is provided with a fool-proof protrusion;

9. The clip fixing jig of any one of claims 1 to 5, wherein the jig base is an aluminum alloy jig base.

10. The spring plate fixing jig according to any one of claims 1 to 5, wherein the number of the placing positions is plural, and the plural placing positions are distributed along the first direction.