Wire conduction assembly, pay-off mechanism and wire welding machine

Abstract

The utility model provides a wire conduction assembly, a pay-off mechanism and a wire welding machine. The wire conduction assembly comprises a metal installation piece, a first connection assembly, a second connection assembly and a third connection assembly. The first connecting assembly is arranged on the metal mounting piece along a first direction; the second connecting assembly and the third connecting assembly are arranged on the metal mounting piece in the second direction, and the metal mounting piece is used for being connected with the bonding wire through any one of the first connecting assembly, the second connecting assembly and the third connecting assembly. According to the pay-off mechanism provided by the utility model, proper elastic force is provided through the elastic connecting part of the mounting seat, so that the bonding wire wheel and the mounting seat can operate synchronously, and the bonding wire wheel can be taken out smoothly for replacement; and three conduction modes of axial wire pressing, radial wire pressing and inner ring contact by the vibrating needle are provided, so that a convenient conduction mode can be selected according to a use scene, and the conduction of the bonding wire and the ignition box wire can be quickly realized.

Description

Technical Field

[0001] The utility model relates to the technical field of wire conducting assemblies, in particular to a wire conducting assembly, a wire releasing mechanism and a wire welding machine. Background Art

[0002] At present, many devices need to use wire conduction assemblies to achieve conduction between bonding wires and workpieces to be used, such as the conduction between the bonding wires of the wire pay-off mechanism in a wire bonding machine and the wires of a tinderbox. However, the existing wire conduction assemblies can generally only connect to the bonding wires in one direction, which limits the scope of use and cannot select the conduction method according to the usage scenario. Summary of the invention

[0003] The utility model provides a wire conducting assembly, a wire releasing mechanism and a wire bonding machine, so as to solve the problem that the existing wire conducting assembly can generally only be connected with the bonding wire in one direction and has a limited use range.

[0004] A wire conducting assembly comprises a metal mounting member, a first connecting member, a second connecting member and a third connecting member; the first connecting member is arranged on the metal mounting member along a first direction; the second connecting member and the third connecting member are both arranged on the metal mounting member along a second direction;

[0005] The metal mounting member is used to be electrically connected to the bonding wire through any one of the first connecting component, the second connecting component and the third connecting component.

[0006] Preferably, the first connecting assembly comprises a first fastener, a first crimping member and a first spring;

[0007] The first fastener includes a first main body portion arranged along a first direction and a first limiting portion extending from a first end of the first main body portion along a second direction, and the second end of the first main body portion is mounted on the metal mounting member; the first crimping member and the first spring are sequentially mounted on the first main body portion; the first end of the first spring is connected to the metal mounting member, and the second end of the first spring is connected to the first crimping member; the first spring drives the first crimping member to move along the axial direction of the first main body portion to crimp the bonding wire onto the first limiting portion.

[0008] Preferably, the second connecting assembly includes a second fastener, a second crimping piece and a second spring; the second fastener includes a second main body portion arranged along the second direction and a second limiting portion extending from the first end of the second main body portion along the first direction, and the second end of the second main body portion is mounted on the metal mounting piece; the second crimping piece and the second spring are sequentially mounted on the second main body portion; the second end of the second spring is connected to the metal mounting piece, and the second end of the second spring is connected to the second crimping piece; the second spring drives the second crimping piece to move along the axial direction of the second main body portion to crimp the bonding wire onto the second limiting portion.

[0009] Preferably, the third connecting assembly includes a third fastener and a spring pin; one end of the spring pin is movably installed between the third fastener and the metal mounting piece along a first direction; the other end of the spring pin is used to contact the bonding wire wheel to achieve conduction between the bonding wire and the metal mounting piece.

[0010] Preferably, the third connecting assembly further comprises a third crimping piece, and the third crimping piece is sleeved on the third fastener; the third fastener is installed on the metal mounting piece along the second direction;

[0011] One end of the elastic pin is movably installed between the third crimping component and the metal mounting component along a first direction.

[0012] Preferably, the elastic needle comprises an arc-shaped portion, a first connecting section extending obliquely from one end of the arc-shaped portion along the second direction toward a direction away from the arc-shaped portion, and a second connecting section extending obliquely from the other end of the arc-shaped portion along the second direction toward a direction away from the arc-shaped portion;

[0013] One end of the first connecting section is movably mounted between the third fastener and the metal mounting member along a first direction, and one end of the second connecting section is used to contact the bonding wire wheel.

[0014] Preferably, the elastic pin further includes a mounting portion extending from one end of the first connecting section along the first direction, and the mounting portion is movably mounted between the third fastener and the metal mounting member.

[0015] A wire pay-off mechanism, comprising a mounting seat, a bonding wire wheel and the wire conducting assembly;

[0016] The wire conducting assembly is arranged on the mounting seat;

[0017] The bonding wire wheel is sleeved on the mounting seat and is used for conducting with the wire conducting assembly.

[0018] Preferably, the mounting seat comprises a seat body and an elastic connecting portion extending from one side of the seat body along the axial direction of the seat body;

[0019] The wire conducting assembly is arranged on the seat body;

[0020] The bonding wire wheel is sleeved on the elastic connecting part.

[0021] Preferably, the elastic connection portion comprises at least two elastic claws arranged along the circumferential direction of the seat body, and the at least two elastic claws abut against the inner ring of the bonding wire wheel in an annular shape.

[0022] Preferably, the pay-off mechanism further comprises a motor, and an output shaft of the motor is connected to the mounting seat.

[0023] A wire bonding machine comprises the wire paying-off mechanism.

[0024] The wire conducting assembly provided by the embodiment of the utility model is used to conduct the bonding wire with the workpiece to be used. For example, the wire conducting assembly is used in a wire welding machine to conduct the bonding wire with the ignition box wire of the wire release mechanism. The wire conducting assembly includes a metal mounting part, a first connecting component, a second connecting component and a third connecting component; during installation, the metal mounting part is used as an installation reference and fixed on the mounting seat; then the first connecting component is set on the metal mounting part along the first direction, and the second connecting component and the third connecting component are set on the metal mounting part along the second direction; the metal mounting part is set in this way. It can be conducted with the bonding wire in the first direction through the first connecting component, and can also be conducted with the bonding wire in the second direction through the second connecting component, and can also be conducted with the bonding wire in the second direction through the third connecting component, which is convenient for selecting a convenient conduction method according to the use scenario, thereby improving the use scope of the wire conducting assembly and the installation efficiency of the bonding wire. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the description of the embodiments of the utility model will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0026] Figure 1 It is an isometric view of a wire conducting assembly in one embodiment of the utility model;

[0027] Figure 2 It is an isometric view of a mounting seat in one embodiment of the utility model;

[0028] Figure 3It is an exploded view of a wire-releasing mechanism in one embodiment of the utility model;

[0029] Figure 4 It is an isometric view of a spring needle in one embodiment of the utility model.

[0030] Among them, 1. metal mounting part; 2. first fastener; 21. first main body; 22. first limiting part; 3. first crimping part; 4. first spring; 5. second fastener; 51. second main body; 52. second limiting part; 6. second crimping part; 7. second spring; 8. third fastener; 81. third main body; 82. third limiting part; 9. spring pin; 91. arc-shaped part; 92. first connecting section; 93. second connecting section; 94. mounting part; 10. third crimping part; 11. mounting seat; 111. seat body; 112. elastic connecting part; 12. bonding wire reel; 13. motor; 14. top screw; 15. lighter box wire. DETAILED DESCRIPTION

[0031] In order to make the technical problems, technical solutions and beneficial effects solved by the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0032] In the description of the present invention, it should be understood that the terms "longitudinal", "radial", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In the description of the present invention, unless otherwise specified, "plurality" means two or more.

[0033] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0034] The utility model embodiment provides a wire conducting assembly, referring to Figure 1 and Figure 2The wire conducting assembly includes a metal mounting member 1, a first connecting member, a second connecting member and a third connecting member; the first connecting member is arranged on the metal mounting member 1 along a first direction; the second connecting member and the third connecting member are both arranged on the metal mounting member 1 along a second direction; the metal mounting member 1 is used to conduct electricity with the bonding wire through any one of the first connecting member, the second connecting member and the third connecting member.

[0035] The first direction may be the axial direction of the metal mounting component 1 , and the second direction may be the radial direction of the metal mounting component 1 .

[0036] As an example, the wire conducting assembly is used to conduct the bonding wire with the workpiece to be used. For example, the wire conducting assembly is used in a wire bonding machine to conduct the bonding wire with the ignition box wire 15 of the wire release mechanism. The wire conducting assembly includes a metal mounting member 1, a first connecting component, a second connecting component and a third connecting component. During installation, the metal mounting member 1 is used as an installation reference and fixed on the mounting seat 11. Then the first connecting component is arranged on the metal mounting member 1 along the first direction, and the second connecting component and the third connecting component are arranged on the metal mounting member 1 along the second direction. In this way, the metal mounting member 1 can be conducted with the bonding wire in the first direction through the first connecting component, can be conducted with the bonding wire in the second direction through the second connecting component, and can be conducted with the bonding wire in the second direction through the third connecting component, so as to facilitate the selection of a convenient conduction method according to the usage scenario, thereby improving the scope of use of the wire conducting assembly and the installation efficiency of the bonding wire.

[0037] In one embodiment, referring to Figure 1 The first connecting component includes a first fastener 2, a first crimping member 3 and a first spring 4; the first fastener 2 includes a first main body 21 arranged along a first direction and a first limiting portion 22 extending from a first end of the first main body 21 along a second direction, and the second end of the first main body 21 is mounted on the metal mounting member 1; the first crimping member 3 and the first spring 4 are sequentially mounted on the first main body 21; the first end of the first spring 4 is connected to the metal mounting member 1, and the second end of the first spring 4 is connected to the first crimping member 3; the first spring 4 drives the first crimping member 3 to move along the axial direction of the first main body 21 to realize crimping the bonding wire on the first limiting portion 22.

[0038] As an example, the first connection assembly includes a first fastener 2, a first crimping member 3 and a first spring 4. The first fastener 2 includes a first main body 21 and a first limiting portion 22. The first main body 21 is arranged along the first direction, and the first limiting portion 22 extends from the first end of the first main body 21 along the second direction. During installation, the second end of the first main body 21 is installed on the metal mounting member 1, and the first crimping member 3 and the first spring 4 are sequentially mounted on the first main body 21; the first end of the first spring 4 is connected to the metal mounting member 1, and the second end of the first spring 4 is connected to the first crimping member 3; under the elastic force of the first spring 4, the first crimping member 3 is driven to move along the axial direction of the first main body 21, that is, the first direction, so as to crimp the bonding wire to the first limiting portion 22, so that the bonding wire is connected to the metal mounting member 1 and the ignition box wire 15 through the first fastener 2.

[0039] During the design, the first crimping member 3 is selected according to the actual situation, and a washer or a guide crimping block can be used to ensure that the bonding wire can be firmly crimped while saving equipment costs. Among them, the first fastener 2 is a screw, and the first crimping member 3 can be other structural parts that can move along the axial direction.

[0040] For example, when it is necessary to crimp the bonding wire, the first crimping component 3 compresses the first spring 4 and maintains it, so that a gap is generated between the first crimping component 3 and the first limiting portion 22, and then one end of the bonding wire is placed in the gap, and the first crimping component 3 is released. Under the elastic force of the first spring 4, the first crimping component 3 presses one end of the bonding wire against the first limiting portion 22, thereby achieving conduction between the bonding wire, the first fastener 2 and the metal mounting component 1, and conduction between the metal mounting component 1 and the lighter box wire 15. The simple structure of the compression spring is adopted to achieve quick and convenient crimping of the bonding wire, thereby improving the material replacement efficiency.

[0041] In one embodiment, referring to Figure 1 The second connecting assembly includes a second fastener 5, a second crimping member 6 and a second spring 7; the second fastener 5 includes a second main body 51 arranged along the second direction and a second limiting portion 52 extending from the first end of the second main body 51 along the first direction, and the second end of the second main body 51 is installed on the metal mounting member 1; the second crimping member 6 and the second spring 7 are sequentially mounted on the second main body 51; the second end of the second spring 7 is connected to the metal mounting member 1, and the second end of the second spring 7 is connected to the second crimping member 6; the second spring 7 drives the second crimping member 6 to move along the axial direction of the second main body 51 to realize crimping the bonding wire on the second limiting portion 52.

[0042] As an example, the second connection assembly includes a second fastener 5, a second crimping member 6 and a second spring 7. The second fastener 5 includes a second main body 51 and a second limiting portion 52. The second main body 51 is arranged along the second direction, and the second limiting portion 52 extends from the first end of the second main body 51 along the first direction. During installation, the second end of the second main body 51 is installed on the metal mounting member 1, and the second crimping member 6 and the second spring 7 are sequentially mounted on the second main body 51; the second end of the second spring 7 is connected to the metal mounting member 1, and the second end of the second spring 7 is connected to the second crimping member 6; under the elastic force of the second spring 7, the second crimping member 6 is driven to move along the axial direction of the second main body 51, that is, the second direction, so as to crimp the bonding wire to the second limiting portion 52, so that the bonding wire is connected to the metal mounting member 1 and the ignition box wire 15 through the second fastener 5.

[0043] During the design, the second crimping member 6 is selected according to the actual situation, and a washer or a guide crimping block can be used to ensure that the bonding wire can be firmly crimped while saving equipment costs. Among them, the second fastener 5 is a screw, and the second crimping member 6 can be other structural parts that can move along the axial direction.

[0044] For example, when it is necessary to crimp the bonding wire, the second crimping component 6 compresses the second spring 7 and maintains it, so that a gap is generated between the second crimping component 6 and the second limiting portion 52, and then one end of the bonding wire is placed in the gap, the second crimping component 6 is released, and under the elastic force of the second spring 7, the second crimping component 6 presses one end of the bonding wire against the second limiting portion 52, thereby achieving conduction between the bonding wire, the second fastener 5 and the metal mounting component 1, and conduction between the metal mounting component 1 and the lighter box wire 15; the simple structure of the compression spring is adopted to achieve quick and convenient crimping of the bonding wire, thereby improving the material replacement efficiency.

[0045] In one embodiment, referring to Figure 1 The third connecting component includes a third fastener 8 and a spring pin 9; the third fastener 8 is installed on the metal mounting member 1 along the second direction; one end of the spring pin 9 is movably installed between the third fastener 8 and the metal mounting member 1 along the first direction; the other end of the spring pin 9 is used to contact the bonding wire wheel 12 to achieve conduction between the bonding wire and the metal mounting member 1.

[0046] As an example, the second connecting component includes a third fastener 8 and a spring pin 9; during installation, the third fastener 8 is installed on the metal mounting member 1 along the second direction, and one end of the spring pin 9 is movably installed between the third fastener 8 and the metal mounting member 1 along the first direction. Specifically, the third fastener 8 includes a third main body 81 arranged along the second direction and a third limiting portion 82 extending from one end of the third main body 81 along the first direction, and one end of the spring pin 9 is movably installed between the third limiting portion 82 and the metal mounting member 1 along the first direction; the spring pin 9 can be connected to the metal mounting member 1, and then the other end of the spring pin 9 is used to contact the bonding wire wheel 12 to achieve connection between the bonding wire and the metal mounting member 1. Specifically, the spring pin 9 is an elastic structural part. The bonding wire is wound on the bonding wire wheel 12. The bonding wire wheel 12 is mounted on the wire conducting assembly. The spring pin 9 is compressed to produce elastic deformation and maintain contact with the inner ring of the bonding wire wheel 12, so that the bonding wire, the spring pin 9, the third fastener 8 and the metal mounting part 1 can be connected, and the metal mounting part 1 can be connected with the tinderbox wire 15. In addition, one end of the spring pin 9 is movably installed between the third fastener 8 and the metal mounting part 1 along the first direction, so that the spring pin 9 can be pushed and pulled to adjust the position of the spring pin 9 in the first direction to adjust the elastic force of the spring pin 9. Among them, the third fastener 8 is a hexagon socket bolt; the spring pin 9 can be a sheet-shaped, linear or other elastic structural part.

[0047] In one embodiment, referring to Figure 1 The third connecting assembly also includes a third crimping piece 10, which is sleeved on the third fastener 8; one end of the elastic pin 9 is movably installed between the third crimping piece 10 and the metal mounting piece 1 along the first direction.

[0048] As an example, the third connection assembly also includes a third crimping member 10. When installing, the third crimping member 10 is mounted on the third fastener 8. One end of the elastic pin 9 is movably installed between the third crimping member 10 and the metal mounting member 1 along the first direction. By crimping one end of the elastic pin 9 through the third crimping member 10, the installation of the elastic pin 9 can be made more secure and safe. At the same time, the projection area of ​​the third crimping member 10 on the metal mounting member 1 is larger than the projection area of ​​the third fastener 8 on the metal mounting member 1. Therefore, the installation area of ​​the elastic pin 9 can be expanded, and the adjustment range of the elastic force of the elastic pin 9 can be expanded. When designing, the third crimping member 10 is selected according to actual conditions, and a washer can be used.

[0049] In one embodiment, referring to Figure 1 and Figure 4The spring needle 9 includes an arc-shaped portion 91, a first connecting segment 92 extending obliquely from one end of the arc-shaped portion 91 along the second direction toward a direction away from the arc-shaped portion 91, and a second connecting segment 93 extending obliquely from the other end of the arc-shaped portion 91 along the second direction toward a direction away from the arc-shaped portion 91; one end of the first connecting segment 92 is movably installed between the third fastener 8 and the metal mounting member 1 along the first direction, and one end of the second connecting segment 93 is used to contact the bonding wire wheel 12.

[0050] As an example, the spring needle 9 includes an arc portion 91, a first connecting section 92 and a second connecting section 93; the first connecting section 92 extends obliquely from one end of the arc portion 91 along the second direction toward a direction away from the arc portion 91, and the second connecting section 93 extends obliquely from the other end of the arc portion 91 along the second direction toward a direction away from the arc portion 91, and an angle is formed between the first connecting section 92 and the second connecting section 93; during installation, one end of the first connecting section 92 is movably installed along the first direction between the third fastener 8 and the metal mounting member 1, so that the first connecting section 92 is connected to the metal mounting member 1, and one end of the second connecting section 93 is used to contact the bonding wire wheel 12, so as to realize the connection between the bonding wire, the spring needle 9 and the metal mounting member 1, and the metal mounting member 1 is connected to the ignition box wire 15. Among them, one end of the first connecting section 92 is movably installed between the third fastener 8 and the metal mounting member 1 along the first direction, so that the elastic pin 9 can be pushed and pulled, and the connection position of the first connecting section 92 between the third fastener 8 and the metal mounting member 1 can be adjusted to adjust the position of the elastic pin 9 in the first direction, so as to adjust the elastic force of the elastic pin 9. In addition, by adjusting the size of the included angle, the position of one end of the second connecting section 93 can be changed to adjust the elastic force of the elastic pin 9.

[0051] In one embodiment, referring to Figure 4 The spring pin 9 further includes a mounting portion 94 extending from one end of the first connecting section 92 along the first direction, and the mounting portion 94 is movably mounted between the third fastener 8 and the metal mounting member 1 .

[0052] As an example, the spring pin 9 also includes a mounting portion 94, which extends from one end of the first connection section 92 along the first direction. When installed, the mounting portion 94 is movably mounted between the third fastener 8 and the metal mounting member 1; in this way, the spring pin 9 can be pushed and pulled to adjust the connection position of the mounting portion 94 between the third fastener 8 and the metal mounting member 1, so as to adjust the position of the spring pin 9 in the first direction, so as to adjust the elastic force of the spring pin 9. The mounting portion 94 can be set as a U-shaped structure or a strip structure, so as to ensure that it can be movably mounted between the third fastener 8 and the metal mounting member 1 and be connected to the metal mounting member 1.

[0053] The utility model embodiment provides a wire release mechanism, referring to Figure 1 , Figure 2 and Figure 3 , including a mounting seat 11, a bonding wire wheel 12 and a wire conducting assembly; the wire conducting assembly is arranged on the mounting seat 11; the bonding wire wheel 12 is sleeved on the mounting seat 11 and is used to be connected to the wire conducting assembly.

[0054] As an example, the wire-releasing mechanism includes a mounting seat 11, a bonding wire reel 12, and a wire conducting assembly; the wire conducting assembly is used in a wire bonding machine, and the bonding wire on the bonding wire reel 12 is connected to the ignition box wire 15 through the wire conducting assembly; the bonding wire reel 12 is used to wind the bonding wire, and the bonding wire is used as the welding wire of the wire bonding machine. The wire conducting assembly includes a metal mounting part 1, a first connecting component, a second connecting component, and a third connecting component; during installation, the mounting seat 11 is an insulating plastic part, which plays a protective supporting role, and the metal mounting part 1 is used as an installation reference and fixed on the mounting seat 11; the bonding wire reel 12 is mounted on the mounting seat 11, and is used to be connected to the wire conducting assembly to achieve the connection between the bonding wire on the bonding wire reel 12 and the ignition box wire 15. The first connecting component is arranged on the metal mounting part 1 along the first direction, and the second connecting component and the third connecting component are arranged on the metal mounting part 1 along the second direction; the metal mounting part 1 is arranged in this way so that it can be conducted with the bonding wire on the bonding wire wheel 12 in the first direction through the first connecting component, and can also be conducted with the bonding wire on the bonding wire wheel 12 in the second direction through the second connecting component, and can also be conducted with the bonding wire on the bonding wire wheel 12 in the second direction through the third connecting component, so that it is convenient to select a convenient conduction method according to the usage scenario, thereby improving the use scope of the wire conduction assembly and the installation efficiency of the bonding wire wheel 12.

[0055] In one embodiment, referring to Figure 3 The mounting seat 11 includes a seat body 111 and an elastic connecting portion 112 extending from one side of the seat body 111 along the axial direction of the seat body 111; the wire conducting assembly is arranged on the seat body 111; and the bonding wire wheel 12 is sleeved on the elastic connecting portion 112.

[0056] As an example, the mounting seat 11 includes a seat body 111 and an elastic connecting portion 112; the elastic connecting portion 112 extends from one side of the seat body 111 along the axial direction of the seat body 111; during installation, the seat body 111 is used as an installation reference, the wire conducting assembly is set on the seat body 111, and then the bonding wire wheel 12 is mounted on the elastic connecting portion 112 and connected to the wire conducting assembly; the elastic connecting portion 112 is clamped with the bonding wire wheel 12, and the bonding wire wheel 12 is installed and disassembled. In the free state, the outer diameter of the elastic connecting part 112 is larger than the inner diameter of the bonding wire wheel 12, so that the inner ring of the bonding wire wheel 12 is mounted on the mounting seat 11 along the guide surface of the mounting seat 11, and the elastic claws are elastically deformed under pressure and continue to be pushed down to the limit stop. The elastic claws of the mounting seat 11 maintain elastic deformation and apply pressure to the bonding wire wheel 12 to fix the bonding wire wheel 12 on the mounting seat 11.

[0057] In one embodiment, referring to Figure 3 The elastic connection portion 112 includes at least two elastic claws arranged along the circumferential direction of the seat body 111 , and the at least two elastic claws are annularly abutted against the inner ring of the bonding wire wheel 12 .

[0058] As an example, the elastic connection part 112 includes at least two elastic claws arranged along the circumferential direction of the seat body 111, and at least two elastic claws are annularly abutted against the inner ring of the bonding wire wheel 12, so that the force distribution can be balanced, making the bonding wire wheel 12 more securely fixed. The number and shape of the elastic connection part 112 are designed according to actual needs.

[0059] In one embodiment, referring to Figure 3 The pay-off mechanism further includes a motor 13 , and an output shaft of the motor 13 is connected to the mounting seat 11 .

[0060] As an example, the pay-off mechanism also includes a motor 13, the output shaft of the motor 13 is connected to the mounting seat 11 through a top screw 14, the bonding wire wheel 12 and the mounting seat 11 remain relatively still under the action of static friction, and the output shaft of the motor 13 rotates to drive the mounting seat 11 and the bonding wire wheel 12 to rotate synchronously, thereby realizing the control of the pay-off by the motor 13.

[0061] An embodiment of the utility model provides a wire bonding machine, comprising a wire releasing mechanism.

[0062] As an example, the wire-releasing mechanism includes a mounting seat 11, a bonding wire reel 12, and a wire conducting assembly; the wire conducting assembly is used in a wire bonding machine, and the bonding wire on the bonding wire reel 12 is connected to the ignition box wire 15 through the wire conducting assembly; the bonding wire reel 12 is used to wind the bonding wire, and the bonding wire is used as the welding wire of the wire bonding machine. The wire conducting assembly includes a metal mounting part 1, a first connecting component, a second connecting component, and a third connecting component; during installation, the mounting seat 11 is an insulating plastic part, which plays a protective supporting role, and the metal mounting part 1 is used as an installation reference and fixed on the mounting seat 11; the bonding wire reel 12 is mounted on the mounting seat 11, and is used to be connected to the wire conducting assembly to achieve the connection between the bonding wire on the bonding wire reel 12 and the ignition box wire 15. The first connecting component is arranged on the metal mounting part 1 along the first direction, and the second connecting component and the third connecting component are arranged on the metal mounting part 1 along the second direction; the metal mounting part 1 is arranged in this way so that it can be conducted with the bonding wire on the bonding wire wheel 12 in the first direction through the first connecting component, and can also be conducted with the bonding wire on the bonding wire wheel 12 in the second direction through the second connecting component, and can also be conducted with the bonding wire on the bonding wire wheel 12 in the second direction through the third connecting component, so that it is convenient to select a convenient conduction method according to the usage scenario, thereby improving the use scope of the wire conduction assembly and the installation efficiency of the bonding wire wheel 12.

[0063] The wire-releasing mechanism in this example can realize the synchronous operation of the bonding wire wheel 12 and the mounting seat 11 by providing a suitable elastic force through the elastic connection part 112 of the mounting seat 11, and can smoothly take out the bonding wire wheel 12 for replacement; by means of spring compression, the end of the bonding wire can be quickly and conveniently pressed in both axial and radial directions, thereby improving the material replacement efficiency; for the bonding wire wheel 12 whose inner and outer rings can be conductive, the bonding wire wheel 12 can be installed on the mounting seat 11, and the spring needle 9 can contact the inner ring of the bonding wire wheel 12 to achieve conductivity, thereby improving the material replacement efficiency; three conductive modes of axial wire pressing, radial wire pressing, and spring needle 9 contacting the inner ring are provided, which is convenient for selecting a convenient conductive mode according to the usage scenario, and can quickly achieve conductivity between the bonding wire and the tinderbox wire 15.

[0064] The embodiments described above are only used to illustrate the technical solutions of the present invention, rather than to limit the same. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention, and should be included in the protection scope of the present invention.

Claims

1. A wire conducting assembly, characterized in that: It includes a metal mounting member, a first connecting component, a second connecting component and a third connecting component; The first connecting component is arranged on the metal mounting member along a first direction; The second connecting component and the third connecting component are both arranged on the metal mounting member along the second direction; The metal mounting member is used to be electrically connected to the bonding wire through any one of the first connecting component, the second connecting component and the third connecting component.

2. The wire conducting assembly according to claim 1, characterized in that: The first connecting assembly includes a first fastener, a first crimping member and a first spring; The first fastener comprises a first main body portion arranged along a first direction and a first limiting portion extending from a first end of the first main body portion along a second direction, and a second end of the first main body portion is mounted on the metal mounting member; The first crimping member and the first spring are sequentially sleeved on the first main body; The first end of the first spring is connected to the metal mounting member, and the second end of the first spring is connected to the first crimping member; The first spring drives the first crimping member to move along the axial direction of the first main body portion, so as to crimp the bonding wire onto the first limiting portion.

3. The wire conducting assembly according to claim 1, characterized in that: The second connecting assembly includes a second fastener, a second crimping member and a second spring; The second fastener comprises a second main body portion arranged along the second direction and a second limiting portion extending from a first end of the second main body portion along the first direction, and the second end of the second main body portion is mounted on the metal mounting member; The second crimping member and the second spring are sequentially sleeved on the second main body; The second end of the second spring is connected to the metal mounting member, and the second end of the second spring is connected to the second crimping member; The second spring drives the second crimping member to move along the axial direction of the second main body portion, so as to crimp the bonding wire onto the second limiting portion.

4. The wire conducting assembly according to claim 1, characterized in that: The third connecting assembly includes a third fastener and a spring pin; The third fastener is installed on the metal mounting member along the second direction; One end of the elastic pin is movably mounted between the third fastener and the metal mounting member along a first direction; The other end of the spring pin is used to contact the bonding wire wheel to achieve conduction between the bonding wire and the metal mounting piece.

5. The wire conducting assembly according to claim 4, characterized in that: The third connecting assembly further comprises a third crimping piece, and the third crimping piece is sleeved on the third fastener; One end of the elastic pin is movably installed between the third crimping component and the metal mounting component along a first direction.

6. The wire conducting assembly according to claim 4, characterized in that: The elastic needle includes an arc-shaped portion, a first connecting section extending obliquely from one end of the arc-shaped portion along a second direction away from the arc-shaped portion, and a second connecting section extending obliquely from the other end of the arc-shaped portion along the second direction away from the arc-shaped portion; One end of the first connecting section is movably mounted between the third fastener and the metal mounting member along a first direction, and one end of the second connecting section is used to contact the bonding wire wheel.

7. The wire conducting assembly according to claim 6, characterized in that: The elastic pin further includes a mounting portion extending from one end of the first connecting section along a first direction, and the mounting portion is movably mounted between the third fastener and the metal mounting member.

8. A wire-releasing mechanism, characterized in that: It comprises a mounting seat, a bonding wire wheel and a wire conducting assembly according to any one of claims 1 to 7; The wire conducting assembly is arranged on the mounting seat; The bonding wire wheel is sleeved on the mounting seat and is used for conducting with the wire conducting assembly.

9. The wire-releasing mechanism according to claim 8, characterized in that: The mounting seat comprises a seat body and an elastic connecting portion extending from one side of the seat body along the axial direction of the seat body; The wire conducting assembly is arranged on the seat body; The bonding wire wheel is sleeved on the elastic connecting part.

10. The wire-releasing mechanism according to claim 9, characterized in that: The elastic connection portion comprises at least two elastic claws arranged along the circumferential direction of the seat body, and the at least two elastic claws are annularly abutted against the inner ring of the bonding wire wheel.

11. The wire-releasing mechanism according to claim 8, characterized in that: The wire-releasing mechanism also includes a motor, and an output shaft of the motor is connected to the mounting seat.

12. A wire bonding machine, characterized in that: It comprises the pay-off mechanism as described in any one of claims 8 to 11.

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