CN219254611U

CN219254611U - Brush silk welding frock and brush silk welding set

Info

Publication number: CN219254611U
Application number: CN202320170369.1U
Authority: CN
Inventors: 安世龙; 马高祯; 刘小平
Original assignee: Innermedical Co ltd
Current assignee: Innermedical Co ltd
Priority date: 2023-01-28
Filing date: 2023-01-28
Publication date: 2023-06-27
Anticipated expiration: 2033-01-28

Abstract

The utility model relates to the technical field of brush wire welding, in particular to a brush wire welding tool and a brush wire welding device. The utility model provides a brush wire welding tool, which comprises the following components: the base is internally surrounded to form a containing cavity, and is provided with a first mounting surface which is suitable for bearing a circuit board and is positioned at an opening of the containing cavity; the inserting block is arranged in the accommodating cavity in a sliding manner, and a first arranging groove suitable for accommodating brush wires is formed in one end, facing the first mounting surface, of the inserting block; and the adjusting structure is connected with the base and the insert block and is suitable for adjusting the position of the insert block in the sliding direction. According to the brush wire welding tool provided by the utility model, manual perforation is not needed, the length of the brush wire protruding out of the circuit board is uniform and controllable, and the welding effect of the brush wire and the circuit board is improved.

Description

Brush silk welding frock and brush silk welding set

Technical Field

The utility model relates to the technical field of brush wire welding, in particular to a brush wire welding tool and a brush wire welding device.

Background

In the field of endoscopic medical instruments, the composition of an ultrasonic-optical dual-mode imaging system relates to the conversion and transmission of photoelectric signals, wherein the ultrasonic-optical dual-mode imaging system comprises a conductive slip ring technology, and the conductive slip ring comprises a circuit board which mainly plays two roles of fixing brush wires (structural role) and guiding out signals/currents (electrical role).

In the production process of the circuit board, the process of welding the brush wire on the circuit board is one of the procedures, the brush wire is required to be manually passed through a through hole on the circuit board and is welded by a hand-held electric soldering iron in the existing brush wire welding process, the welding process has higher requirements on the welding technology of workers, the problem that the length of the protruding brush wire on the circuit board is uneven exists, and the welding effect is poor.

Disclosure of Invention

Therefore, the utility model aims to overcome the defects of uneven length and poor welding effect of the brush wire protruding out of the circuit board when the brush wire is welded on the circuit board in the prior art, thereby providing the brush wire welding tool.

The utility model provides a brush wire welding tool, which comprises the following components:

the base is internally surrounded to form a containing cavity, and is provided with a first mounting surface which is suitable for bearing a circuit board and is positioned at an opening of the containing cavity;

the inserting block is arranged in the accommodating cavity in a sliding manner, and a first arranging groove suitable for accommodating brush wires is formed in one end, facing the first mounting surface, of the inserting block;

and the adjusting structure is connected with the base and the insert block and is suitable for adjusting the position of the insert block in the sliding direction.

Optionally, the adjusting structure includes a first screw, the one end that the base deviates from first installation face corresponds to be seted up the intercommunication hold the first screw hole in chamber, a screw thread connection with the base, a screw end with the inserted block butt.

Optionally, a second positioning groove is formed at one end of the base, which is away from the first mounting surface, and the bottom of the second positioning groove is provided with the first threaded hole.

Optionally, a third positioning groove is formed in one end, facing the first screw, of the insertion block, and a magnet is fixed in the third positioning groove and is suitable for adsorbing the first screw.

Optionally, the brush wire welding tool further comprises a fixing structure, wherein the fixing structure is connected with the base and the insert block, and the fixing structure is suitable for fixing the position of the insert block relative to the base;

and/or the insert block is made of heat insulation materials.

Optionally, the fixed knot constructs including the second screw, the base with the adjacent lateral wall of first installation face corresponds to be seted up the intercommunication hold the second screw hole in chamber, the second screw with base threaded connection, the one end of second screw with the kicking block butt.

Optionally, the wire brushing welding tool further includes a limiting structure, and the limiting structure is suitable for preventing the circuit board from moving along a direction deviating from the first mounting surface.

Optionally, the base is provided with a protruding part extending outwards from the first mounting surface;

the limiting structure comprises an insert matched with the slot, and the insert is suitable for being inserted into the slot and extends out of the protruding part partially so as to prevent the circuit board from moving in a direction deviating from the first mounting surface;

and/or the projection is adapted to restrict movement of the circuit board in a direction parallel to the first mounting surface.

The brush wire welding device provided by the utility model comprises:

the brush wire welding tool;

the circuit board is provided with a connecting hole, the circuit board is placed on the first mounting surface, and the connecting hole corresponds to the position of the first placement groove along the sliding direction of the insertion block.

Optionally, the brush wire welding device further includes a brush wire, and a wire bundle fixing tube is fixed at one end of the brush wire, and the wire bundle fixing tube is adapted to face the first mounting surface and at least partially extend out of the insert block when the brush wire is placed in the first placement groove.

The utility model has the following advantages:

1. according to the brush wire welding tool provided by the utility model, the interior of the base encloses the accommodating cavity, the opening of the accommodating cavity is provided with the first mounting surface, the insert block is arranged in the accommodating cavity in a sliding manner, one end of the insert block, which faces the first mounting surface, is provided with the first mounting groove, and the adjusting structure is connected with the base and the insert block, so that the position of the insert block in the sliding direction can be adjusted. When the brush wires are arranged in the first mounting groove, and the circuit board is mounted on the first mounting surface, the insert block can adjust the position in the sliding direction through the adjusting structure, so that the length of the brush wires protruding out of the circuit board is adjusted, manual perforation is not needed, the length of the brush wires protruding out of the circuit board is uniform and controllable, and the welding effect of the brush wires and the circuit board is improved.

2. According to the brush wire welding tool provided by the utility model, the first screw is in threaded connection with the base, the first screw stretches into the accommodating cavity and is abutted against the insert block, the position of the insert block in the sliding direction can be adjusted by rotating the first screw, the adjustment process is smooth, the adjustment precision is high, and the brush wire welding tool is simple in structure and is beneficial to installation.

3. According to the brush wire welding tool provided by the utility model, the second placement groove is formed in one end of the base, which is away from the first mounting surface, and the adjusting end of the first screw can sink into the second placement groove during adjustment, so that the flatness of the whole structure is ensured, and the base is stably placed.

4. According to the brush wire welding tool provided by the utility model, the magnet is fixed at one end of the insert block, facing the first screw, and the magnet adsorbs the first screw, so that the position of the insert block along the sliding direction can be synchronously adjusted along with the first screw, and the situation that the insert block is separated from the accommodating cavity when the brush wire welding tool is accommodated can be avoided.

5. According to the brush wire welding tool provided by the utility model, the third mounting groove is formed in one end, facing the first screw, of the insert block, and the magnet is fixed in the third mounting groove, so that the sliding stroke of the insert block is prolonged, the connection stability of the magnet and the insert block is improved, and the magnet is prevented from falling off due to accidental collision of the insert block.

6. According to the brush wire welding tool provided by the utility model, after the insert block is adjusted to a proper position by the adjusting structure, the fixing structure can fix the position of the insert block relative to the base, so that the insert block is prevented from shaking relative to the base during welding, and the welding effect of the brush wire and the circuit board is ensured.

7. According to the brush wire welding tool provided by the utility model, the second screw is in threaded connection with the base, extends into the accommodating cavity and is abutted against the insert, and the position of the insert relative to the base can be fixed by rotating the second screw, so that the brush wire welding tool is simple in structure and easy to adjust.

8. According to the brush wire welding tool provided by the utility model, the insert block is made of the heat insulation material, so that tin is coated when the brush wires are welded with the circuit board.

9. According to the brush wire welding tool provided by the utility model, the limiting structure can restrict the position of the circuit board, so that the circuit board is prevented from shaking relative to the base during welding, and the welding effect of the brush wires and the circuit board is ensured.

10. According to the brush wire welding tool provided by the utility model, the protruding part extending out of the first mounting surface is arranged on the base, the slot is formed in the protruding part, the limiting structure comprises the plug-in unit matched with the slot, after the circuit board is placed on the first mounting surface, the plug-in unit is inserted into the slot, the part of the plug-in unit extending out of the protruding part after penetrating through the slot can prevent the circuit board from moving in the direction deviating from the first mounting surface, and the circuit board is prevented from separating from the first mounting surface during welding, so that the welding process is more stable.

11. The brush wire welding tool provided by the utility model has the advantages that the protruding part of the base extends outwards to the first mounting surface, and the protruding part is suitable for being abutted with the peripheral side of the circuit board so as to limit the circuit board to move along the direction parallel to the first mounting surface.

12. The brush wire welding device provided by the utility model has any one of the advantages because of the brush wire welding tool.

13. According to the brush wire welding device provided by the utility model, the circuit board is placed on the first mounting surface of the brush wire welding tool, the connecting hole is formed in the circuit board and corresponds to the position of the first mounting groove, when the brush wire is arranged in the first mounting groove, the insert block adjusts the position of the insert block in the sliding direction through the adjusting structure, so that the brush wire can smoothly penetrate into the connecting hole, the length of the brush wire protruding out of the circuit board can be adjusted, manual perforation is not needed, the length of the brush wire protruding out of the circuit board is uniform and controllable, and the welding effect of the brush wire and the circuit board is improved.

14. According to the brush wire welding device provided by the utility model, the tow fixing tube is fixed at one end of the brush wire, the tow fixing tube can fix the whole brush tow, the tow fixing tube is welded with the circuit board, the welding effect can be ensured, and the stability of the circuit board in subsequent use is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a brush wire welding apparatus according to an embodiment of the present utility model;

FIG. 2 is an exploded view of a brush wire welding apparatus according to an embodiment of the present utility model;

FIG. 3 is a second exploded view of a brush wire welding apparatus according to an embodiment of the present utility model;

FIG. 4 is a cross-sectional view of a base of a brush wire welding tool according to an embodiment of the present utility model;

fig. 5 is a cross-sectional view of an insert block of a brush wire welding tool according to an embodiment of the utility model.

Reference numerals illustrate:

10. a base; 101. a receiving chamber; 102. a first mounting surface; 11. a second seating groove; 111. a first threaded hole; 12. a second threaded hole; 13. a protruding portion; 131. a slot; 20. inserting blocks; 21. a first seating groove; 22. a third seating groove; 23. a magnet; 30. a first screw; 40. a second screw; 50. an insert; 60. a circuit board; 61. a connection hole; 70. brushing wires; 71. the tow fixing tube.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. 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.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

Examples

Referring to fig. 1 to 5, a brush wire welding tool provided by an embodiment of the present utility model includes:

the base 10, the interior encloses the accommodation cavity 101, the base 10 is provided with a first mounting surface 102, the first mounting surface 102 is suitable for bearing the circuit board 60, and the first mounting surface 102 is positioned at the opening of the accommodation cavity 101;

the insert block 20 is arranged in the accommodating cavity 101 in a sliding manner, and one end of the insert block 20 facing the first mounting surface 102 is provided with a first mounting groove 21 suitable for being filled with brush wires 70;

and the adjusting structure is connected with the base 10 and the insert block 20 and is suitable for adjusting the position of the insert block 20 in the sliding direction.

In this embodiment, the interior of the base 10 encloses a housing cavity 101, a first mounting surface 102 is disposed at an opening of the housing cavity 101, the insert block 20 is slidably disposed in the housing cavity 101, a first mounting groove 21 is disposed at one end of the insert block 20 facing the first mounting surface 102, and an adjusting structure is connected with the base 10 and the insert block 20 to adjust a position of the insert block 20 in a sliding direction. When the brush wire 70 is installed in the first installation groove 21 and the circuit board 60 is installed on the first installation surface 102, the insert block 20 can adjust the position of the insert block in the sliding direction through the adjusting structure, so that the length of the brush wire 70 protruding out of the circuit board 60 is adjusted, manual perforation is not needed, the length of the brush wire 70 protruding out of the circuit board 60 is uniform and controllable, and the welding effect of the brush wire 70 and the circuit board 60 is improved.

In this embodiment, the structure of the adjusting structure is not particularly limited, and the position of the insert block 20 in the sliding direction can be controlled, as an implementation manner, a cam is rotationally arranged in the accommodating cavity 101, the rotating shaft of the cam extends out of the base 10 and is connected with a rotating rod, the insert block 20 is placed in the accommodating cavity 101 and is abutted to the periphery of the cam, and the rotating rod is rotated to drive the cam to rotate, so that the position of the insert block 20 in the sliding direction can be adjusted; as another embodiment, referring to fig. 2 and 4, the adjusting structure includes a first screw 30, one end of the base 10 facing away from the first mounting surface 102 is correspondingly provided with a first threaded hole 111 communicating with the accommodating cavity 101, the first screw 30 is in threaded connection with the base 10, and one end of the first screw 30 abuts against the insert block 20.

In this embodiment, the first screw 30 is in threaded connection with the base 10, the first screw 30 extends into the accommodating cavity 101 and abuts against the insert block 20, the position of the insert block 20 in the sliding direction can be adjusted by rotating the first screw 30, the adjustment process is smooth, the adjustment precision is high, and the structure is simple and is beneficial to installation.

On the basis of the above embodiment, in a preferred embodiment, the end of the base 10 facing away from the first mounting surface 102 is provided with the second mounting groove 11, and the bottom of the second mounting groove 11 is provided with the first threaded hole 111.

In this embodiment, the second positioning groove 11 is formed at one end of the base 10 facing away from the first mounting surface 102, the adjusting end of the first screw 30 can sink into the second positioning groove 11 during adjustment, so as to ensure the flatness of the whole structure, referring to fig. 2 and 4, the second positioning groove 11 is formed at the bottom of the base 10 in fig. 4, and the first screw 30 is disposed in the second positioning groove 11, so that the base 10 is placed stably.

As a preferred embodiment, referring to fig. 2 and 5, a third seating groove 22 is formed at an end of the insert block 20 facing the first screw 30, and a magnet 23 is fixed in the third seating groove 22, and the magnet 23 is adapted to attract the first screw 30.

In this embodiment, the one end of inserted block 20 orientation first screw 30 is fixed with magnet 23, magnet 23 adsorbs first screw 30, guarantee that the position of inserted block 20 along the slip direction can be along with first screw 30 synchronous adjustment, can also avoid accomodating the condition that brush silk welding frock was deviate from in the chamber 101 appears in the inserted block 20, third mounting groove 22 has been seted up to the one end of inserted block 20 orientation first screw 30, magnet 23 fixes in third mounting groove 22, the slip stroke of inserted block 20 has been prolonged, simultaneously also promoted the connection stability of magnet 23 and inserted block 20, avoid inserted block 20 to collide with accidentally and lead to magnet 23 to drop.

As an embodiment, the magnet 23 and the insert 20 may be fixed by glue.

Further, the brush wire welding fixture further comprises a fixing structure, wherein the fixing structure is connected with the base 10 and the insert block 20, and the fixing structure is suitable for fixing the position of the insert block 20 relative to the base 10.

In this embodiment, after the adjusting structure adjusts the insert 20 to a proper position, the fixing structure can fix the position of the insert 20 relative to the base 10, so as to avoid shaking of the insert 20 relative to the base 10 during welding, and ensure the welding effect of the brush wire 70 and the circuit board 60.

In this embodiment, the structure of the fixing structure is not particularly limited, and as a preferred embodiment, referring to fig. 1, 2 and 4, the fixing structure includes a second screw 40, a side wall of the base 10 adjacent to the first mounting surface 102 is correspondingly provided with a second threaded hole 12 communicating with the accommodating cavity 101, the second screw 40 is in threaded connection with the base 10, and one end of the second screw 40 abuts against the insert 20.

In this embodiment, the second screw 40 is screwed with the base 10, extends into the accommodating cavity 101, abuts against the insert block 20, and can fix the position of the insert block 20 relative to the base 10 by rotating the second screw 40, so that the structure is simple and easy to adjust.

In this embodiment, the number of the second screws 40 is not specifically limited, and as an embodiment, the number of the second screws 40 is one, when in use, the second screws 40 are rotated to press the insert block 20 against the inner wall of the base 10, and the second screws 40 are matched with the inner wall to clamp the insert block 20; as another embodiment, the number of the second screws 40 is plural, the second screws 40 cooperate with each other to clamp the insert block 20, specifically, referring to fig. 1 and 2, two second screws 40 are provided on the side wall of the base 10, and when in use, the second screws 40 are rotated to clamp the insert block 20 between the two second screws 40.

In this embodiment, the insert 20 is made of a heat insulating material, which is beneficial to tin soldering when the brush wire 70 is soldered to the circuit board 60. The material of the insert 20 is not particularly limited, and may be a resin material, and may be an epoxy resin, for example.

Based on the above embodiment, in a preferred embodiment, the wire brush soldering fixture further includes a limiting structure adapted to prevent the circuit board 60 from moving in a direction away from the first mounting surface 102.

In this embodiment, the position of the circuit board 60 can be constrained by the limiting structure, so that the circuit board 60 is prevented from shaking relative to the base 10 during welding, and the welding effect of the brush wire 70 and the circuit board 60 is ensured.

As a preferred embodiment, referring to fig. 2, 3 and 4, the base 10 is provided with a protruding portion 13 protruding from the first mounting surface 102, the protruding portion 13 is provided with a slot 131, the limiting structure includes an insert 50 adapted to fit into the slot 131, and the insert 50 is adapted to be inserted into the slot 131 and partially protrude from the protruding portion 13 to prevent the circuit board 60 from moving in a direction away from the first mounting surface 102.

In this embodiment, the base 10 is provided with the protruding portion 13 extending from the first mounting surface 102, the protruding portion 13 is provided with the slot 131, the limiting structure includes the insert 50 adapted to the slot 131, after the circuit board 60 is placed on the first mounting surface 102, the insert 50 is inserted into the slot 131, the rear portion of the insert 50 penetrating through the slot 131 extends from the protruding portion 13, and the extending portion can prevent the circuit board 60 from moving along a direction away from the first mounting surface 102, so that the circuit board 60 is prevented from separating from the first mounting surface 102 during welding, and the welding process is more stable.

In the present embodiment, the number and distribution positions of the slots 131 and the inserts 50 are not particularly limited, and may be any number and distribution positions depending on the size and shape of the circuit board 60, as long as the circuit board 60 is prevented from moving in a direction away from the first mounting surface 102. Specifically, referring to fig. 1 and 3, the circuit board 60 is square in shape, and 4 slots 131 are correspondingly disposed adjacent to the 4 corner protrusions 13 of the circuit board 60, and the circuit board 60 is limited by matching with a corresponding number of the plug-ins 50. Of course, it is also possible to correspondingly arrange 2 slots 131 only at a pair of opposite corners adjacent to the circuit board 60, and limit the circuit board 60 in cooperation with a corresponding number of the plugs 50.

As a preferred embodiment, the projection 13 is adapted to limit movement of the circuit board 60 in a direction parallel to the first mounting surface 102.

In the present embodiment, the protruding portion 13 of the base 10 protrudes beyond the first mounting surface 102, and the protruding portion 13 is adapted to abut against the peripheral side of the circuit board 60 to restrict the circuit board 60 from moving in a direction parallel to the first mounting surface 102.

The brush silk welding set that this implementation provided includes:

the brush wire welding tool;

the circuit board 60 is provided with a connecting hole 61, the circuit board 60 is placed on the first mounting surface 102, and the connecting hole 61 corresponds to the position of the first mounting groove 21 along the sliding direction of the insert block 20.

In this embodiment, the circuit board 60 is placed on the first mounting surface 102 of the brush wire welding tool, the circuit board 60 is provided with the connection hole 61, the connection hole 61 corresponds to the position of the first mounting groove 21, when the brush wire 70 is installed in the first mounting groove 21, the insert 20 adjusts the position of the insert in the sliding direction through the adjusting structure, so that the brush wire 70 can smoothly penetrate into the connection hole 61, the length of the brush wire 70 protruding out of the circuit board 60 can be adjusted, manual perforation is not needed, the length of the brush wire 70 protruding out of the circuit board 60 is uniform and controllable, and the welding effect of the brush wire 70 and the circuit board 60 is improved.

In this embodiment, the number and distribution positions of the first placement grooves 21 formed on the insert block 20 are not particularly limited, and can be correspondingly processed according to the specific structure of the circuit board 60, and referring to fig. 2 and 3, 4 connection holes 61 are formed on the circuit board 60, and then 4 first placement grooves 21 are correspondingly formed on the insert block 20.

In this embodiment, the brush wire welding apparatus further includes a brush wire 70, and a filament bundle fixing tube 71 is fixed at one end of the brush wire 70, where the filament bundle fixing tube 71 is adapted to face the first mounting surface 102 and at least partially extend out of the insert 20 when the brush wire 70 is placed in the first placement groove 21.

In this embodiment, the tow fixing tube 71 is fixed at one end of the brush filament 70, the tow fixing tube 71 can fix the whole brush filament, the tow fixing tube 71 is welded with the circuit board 60, the welding effect can be ensured, and the stability of the circuit board 60 in subsequent use is improved.

In this example, the material of the tow fixing tube 71 is not particularly limited, and may be silver as one embodiment, or copper as another embodiment, as long as it has good electrical conductivity and is easy to weld.

In one embodiment, in order to prevent the brush wire 70 from slipping out of the tube, the wire fixing tube 71 may be clamped by a clamping tool after the brush wire 70 is inserted into the wire fixing tube 71; as another embodiment, the brush wire 70 and the wire bundle fixing tube 71 are integrally formed, and the wire bundle fixing tube 71 is directly welded to the circuit board 60 after penetrating into the connection hole 61.

Based on the above specific embodiments, the working process of the brush wire welding tool in this embodiment is as follows:

s1, inserting brush wires 70 into a first mounting groove 21 of an insertion block 20, wherein one end of each brush wire 70, connected with a wire bundle fixing tube 71, extends out of the first mounting groove 21, the insertion block 20 is placed in a containing cavity 101 of a base 10, a circuit board 60 is placed on a first mounting surface 102, an insertion piece 50 is inserted into an insertion groove 131, and fixing of the circuit board 60 is achieved by matching with a protruding portion 13;

s2, the first screw 30 is rotated, the sliding position of the insert block 20 in the accommodating cavity 101 is adjusted, the wire bundle fixing tube 71 extends into the connecting hole 61 of the circuit board 60, and the rotation of the first screw 30 is stopped after the wire bundle fixing tube 71 is properly positioned;

s3, rotating the second screw 40 to fix the insert block 20 relative to the base 10;

s4, welding the wire bundle fixing tube 71 with the circuit board 60.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims

1. The utility model provides a brush silk welding frock which characterized in that includes:

the base (10) is internally provided with a containing cavity (101), the base (10) is provided with a first mounting surface (102), the first mounting surface (102) is suitable for bearing a circuit board (60), and the first mounting surface (102) is positioned at the opening of the containing cavity (101);

the insert block (20) is arranged in the accommodating cavity (101) in a sliding manner, and a first placement groove (21) suitable for being filled with brush wires (70) is formed in one end, facing the first mounting surface (102), of the insert block (20);

and the adjusting structure is connected with the base (10) and the insert block (20) and is suitable for adjusting the position of the insert block (20) in the sliding direction.

2. The brush wire welding tool according to claim 1, wherein the adjusting structure comprises a first screw (30), one end of the base (10) deviating from the first mounting surface (102) is correspondingly provided with a first threaded hole (111) communicated with the accommodating cavity (101), the first screw (30) is in threaded connection with the base (10), and one end of the first screw (30) is in abutting connection with the insert block (20).

3. The brush wire welding fixture according to claim 2, wherein a second mounting groove (11) is formed in one end of the base (10) facing away from the first mounting surface (102), and the first threaded hole (111) is formed in the bottom of the second mounting groove (11).

4. The brush wire welding fixture according to claim 2, wherein a third placement groove (22) is formed in one end, facing the first screw (30), of the insert block (20), a magnet (23) is fixed in the third placement groove (22), and the magnet (23) is suitable for adsorbing the first screw (30).

5. The brush wire welding fixture according to claim 1, characterized in that it further comprises a fixing structure connected with the base (10), the insert (20), the fixing structure being adapted to fix the position of the insert (20) with respect to the base (10);

and/or the insert block (20) is made of heat-insulating material.

6. The brush wire welding fixture according to claim 5, wherein the fixing structure comprises a second screw (40), a second threaded hole (12) communicated with the accommodating cavity (101) is correspondingly formed in the side wall, adjacent to the first mounting surface (102), of the base (10), the second screw (40) is in threaded connection with the base (10), and one end of the second screw (40) is abutted to the insert block (20).

7. The wire brush bonding tool of any of claims 1-6, further comprising a limit structure adapted to prevent movement of the circuit board (60) in a direction away from the first mounting surface (102).

8. The wire brush welding fixture according to claim 7, wherein the base (10) is provided with a protrusion (13) protruding from the first mounting surface (102);

the protruding part (13) is provided with a slot (131), the limiting structure comprises an insert (50) matched with the slot (131), and the insert (50) is suitable for being inserted into the slot (131) and extends out of the protruding part (13) partially so as to prevent the circuit board (60) from moving in a direction away from the first mounting surface (102);

and/or the projection (13) is adapted to restrict movement of the circuit board (60) in a direction parallel to the first mounting surface (102).

9. A brush wire welding apparatus, comprising:

the brush wire welding fixture of any one of claims 1-8;

the circuit board (60) is provided with a connecting hole (61), the circuit board (60) is placed on the first mounting surface (102), and the connecting hole (61) corresponds to the first placement groove (21) in the sliding direction of the insertion block (20).

10. The brush wire welding device according to claim 9, further comprising a brush wire (70), wherein a wire bundle fixing tube (71) is fixed to one end of the brush wire (70), and wherein the wire bundle fixing tube (71) is adapted to face the first mounting surface (102) and at least partially protrude from the insert block (20) when the brush wire (70) is placed in the first placement groove (21).