CN207205594U - A wire welding machine - Google Patents

Abstract

The utility model discloses a wire welding machine, which comprises a frame, a feeding mechanism, a workbench and a discharging mechanism, wherein the feeding mechanism, the workbench and the discharging mechanism are arranged on the frame and are sequentially arranged along the transverse direction of the frame; the bonding head is provided with a temperature controller for controlling the temperature of the workbench, and the bonding head is also provided with a wire feeder for feeding a welding wire. Above-mentioned wire bonding machine can simplify intensity of labour, makes things convenient for the bonding wire processing.

Description

A wire welding machine

technical field

The utility model relates to the technical field of wire welding, in particular to a wire welding machine.

Background technique

As we all know, wire bonding machines include gold wire machines, aluminum wire machines, and ultrasonic wire bonding machines, which are used to achieve surface welding of different media, which is a physical change process. First of all, it is necessary to preheat the welded metal surface first, and then under the joint action of time and pressure, plastic deformation occurs on the metal welding surface, so that the two media can reach reliable contact, and the atomic affinity between the two metal atoms Under the action, a metal bond is formed to complete the welding process.

Utility model content

The purpose of the utility model is to provide a wire welding machine, which can simplify labor intensity and facilitate wire welding processing.

In order to achieve the above object, the utility model provides a wire welding machine, which includes a frame, and also includes a feeding mechanism, a workbench and a feeding mechanism arranged on the frame and arranged in sequence along the transverse direction of the frame. The longitudinal sides of the workbench are respectively provided with a microscope and a state head for welding wires, the microscope is arranged on the outside of the workbench; the state head has a temperature control device for controlling the temperature of the workbench The device also includes a wire feeder arranged on the state head for feeding the welding wire.

Compared with the above-mentioned background technology, in the wire bonding machine provided by the utility model, the feeding mechanism, the workbench and the unloading mechanism are arranged in sequence along the horizontal direction, and the microscope and the head are arranged on the longitudinal sides of the workbench. The parts to be processed at the center are welded, and the microscope is located outside the workbench, which is convenient for the operator to observe the welding process. Both the ultrasonic generator and the temperature controller act on the state head to ensure the smooth progress of the wire welding process. In order to realize the continuity of the wire welding process, a wire feeder can also be provided to continuously provide the wire welding; the wire welding machine of the utility model adopts such a layout method, which can realize the fully automatic wire welding process, feeding and unloading. The material process is automatic, and the operator only needs to observe through the microscope 6, which simplifies the labor intensity and facilitates the welding wire processing.

Preferably, the wire feeder includes a vertically arranged mounting plate, the mounting plate is provided with a horizontally rotatable coil fixing seat and a wire passing rod located on one side of the coil fixing seat, and is fixed on the mounting plate The wire-passing module is arranged on one side of the wire-passing rod along the wire-feeding direction; the wire-passing module has a wire-passing channel for the welding wire to pass through, and is located at the front end of the wire-passing channel for An air blowing hole for tensioning the tension of the welding wire, and an optical fiber detection part for detecting the swing of the welding wire is also provided in the wire passing channel, and the optical fiber detection part is connected with a power source for controlling the rotation of the coil fixing seat to realize When the optical fiber detection part detects that the welding wire is swinging, it controls the power source to turn on to realize the rotation of the coil fixing seat.

Preferably, the bond head includes a body, the body is provided with a first Y-axis platform that is longer and can move along the Y-axis direction, and a second Y-axis platform that is shorter and can move along the Y-axis direction , the first Y-axis platform and the second Y-axis platform are connected with a linear slide rail between them;

The bottom of the second Y-axis platform is also provided with an X-axis platform; the top of the second Y-axis platform is fixedly connected with a head module for welding wires, and the head module includes a transducer that can rotate up and down. device; the top of the state head module is sequentially provided with a lens extending along the Y-axis direction, a lens barrel, a camera and a visual positioning module.

Preferably, a first cross guide rail is provided below the first Y-axis platform, and a crossbar fixed to the first cross guide rail and extending along the X-axis is provided above the first Y-axis platform, so that One side of the crossbar is provided with a limiting part, and the other side of the crossbar is provided with a locking part.

Preferably, a cover plate fixedly connected to the first Y-axis platform is provided above the linear slide rail.

Preferably, the bond head module also includes a bond head base body, the front end of the bond head base body has a bracket protruding outward, the bracket is provided with a flexible fulcrum, and the bond head frame is hinged to the flexible fulcrum; extending to the front end The transducer is fixedly connected to the head frame, and the head frame is also fixed with a spark rod on one side of the transducer, and the working end of the transducer is connected to the spark rod The working end of the rod is disposed adjacently.

Preferably, both the loading mechanism and the unloading mechanism include:

bearing platform;

A base body arranged above the carrying platform; the base body is in the shape of a rectangular frame;

a vertical lifting part provided on the carrying platform and connected with the base body for the downward movement of the material box, the vertical lifting part is located at the front end of the base body;

a pushing fork provided on the carrying platform to push the material box located in the vertical lifting part out of the vertical lifting part;

The feeding mechanism also includes a push plate part arranged outside the vertical lifting part for pushing the crystal frame in the magazine to the connecting mechanism.

Preferably, it also includes a discharge plate arranged on the carrying platform, the discharge plate is located at the front end of the base body; the push fork is perpendicular to the discharge plate, and the push fork is connected to realize The power part for the horizontal movement of the pushing fork.

Preferably, the discharge plate is provided with a plurality of transverse slots, and the pushing fork protrudes above the transverse slots and can move laterally within the range of the transverse slots.

Preferably, clamping parts are provided on both sides of the base body, so as to clamp the second magazine above the first magazine when the vertical lifting part drives the first magazine down;

The clamping part includes a cross bar, the cross bar is fixedly connected to the first vertical front stop, and the cross bar is provided with a second vertical front stop capable of sliding along the cross bar; The cross bar is connected with a slide bar located outside the base body, the slide bar is connected with a clamping motor for the cross bar to move towards the base body, and there is also a set between the cross bar and the base body There are fixed position rear stops.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description It is only an embodiment of the utility model, and those skilled in the art can also obtain other drawings according to the provided drawings without creative work.

Fig. 1 is the overall structure schematic diagram of the wire bonding machine provided by the utility model embodiment;

Fig. 2 is a schematic view of the front structure of the wire feeder in Fig. 1;

Fig. 3 is a schematic diagram of the rear structure of the wire feeder in Fig. 1;

Fig. 4 is a schematic structural view of the power part of the coil holder of the wire feeder in Fig. 1;

Fig. 5 is a schematic diagram of the rear structure of the wire passing module of the wire feeder in Fig. 1;

Fig. 6 is a schematic diagram of the front structure of Fig. 5;

Fig. 7 is a schematic structural diagram of the rear module of Fig. 6;

Fig. 8 is a structural schematic diagram of the state head in Fig. 1;

Fig. 9 is a schematic structural view of the working platform in Fig. 8;

Fig. 10 is the structural representation of the state head module in Fig. 8;

Fig. 11 is a schematic structural view of the flexible fulcrum in Fig. 10;

Figure 12 is a front view of Figure 11;

Fig. 13 is a schematic diagram of the feeding mechanism in Fig. 1;

Fig. 14 is a schematic diagram of the connection mechanism of the workbench in Fig. 1;

Fig. 15 is a schematic diagram of the blanking mechanism in Fig. 1;

Fig. 16 is a schematic diagram when there is a magazine in Fig. 13;

Figure 17 is a front view of Figure 13;

Figure 18 is a schematic diagram of the explosion of Figure 17;

Fig. 19 is a schematic structural view of the matrix in Fig. 17;

Fig. 20 is a schematic structural view of the push plate part in Fig. 17;

Fig. 21 is a schematic diagram of the internal structure of the push plate part in Fig. 17;

Fig. 22 is a schematic structural view of the clamping part in Fig. 17;

Fig. 23 is a schematic structural view of the vertical lifting part in Fig. 17;

Fig. 24 is a schematic structural view of the discharging plate and the pushing fork in Fig. 17;

Fig. 25 is a structural schematic diagram of the location of the sensing part of the magazine in Fig. 17;

FIG. 26 is an exploded schematic diagram of FIG. 15 .

Detailed ways

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

In order to enable those skilled in the art to better understand the solution of the utility model, the utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

A kind of wire welding machine provided by the utility model, as shown in accompanying drawing 1, comprises frame 1, and frame 1 is provided with feeding mechanism 2, worktable 3 and unloading mechanism 4; Feeding mechanism 2, workbench 3 And the blanking mechanism 4 is arranged in sequence along the horizontal direction, and the microscope 6 and the head 5 are arranged on the longitudinal sides of the workbench 3. The head 5 can realize the welding of the parts to be processed at the workbench 3, and the microscope 6 is located at the bottom of the workbench 3. The outside is convenient for the operator to observe the welding process. Both the ultrasonic generator 9 and the temperature controller 8 act on the state head 5 to ensure the smooth progress of the wire welding process.

In order to realize the continuity of the wire welding process, a wire feeder 7 can also be provided to continuously provide the welding wire; wherein, the specific setting method of each of the above-mentioned components can refer to the prior art; the wire welding machine of the present utility model adopts Such a layout can realize the fully automatic wire bonding process, the feeding and unloading processes are both automatic, and the operator can only observe through the microscope 6, which simplifies the labor intensity and facilitates the wire bonding process.

Wherein, the wire feeder 7 may include a mounting plate 705, and the mounting plate 705 is arranged vertically, as shown in accompanying drawings 2 and 3 of the specification. The two sides of the mounting plate 705 can be defined as a working surface and a back surface, wherein the side on which the coil holder 703 , the wire passing rod 708 and the wire passing module 706 are installed is the working surface, and the other side is the back side.

The coil fixing seat 703 can rotate along the horizontal axis, and the axis of the wire passing rod 708 is arranged horizontally. Along the wire feeding direction, the coil fixing seat 703, the wire passing rod 708 and the wire passing module 706 are sequentially arranged; Seat 703, wire passing rod 708 and wire passing module 706; wire passing module 706 can be fixed on the working surface of mounting plate 705 through connector 707; the position of wire passing module 706 can be adjusted, and connector 707 can be a telescopic rod and other parts, to facilitate the line-passing module 706 to be adjustable in height up and down to adapt to different working scenarios. In addition, the working surface of the mounting plate 705 should also be provided with an insulating layer.

The coil fixing seat 703 can rotate clockwise or counterclockwise, so as to send the welding wire to the wire passing rod 708. The welding wire is drawn from the lower end of the wire passing rod 708 and enters the wire passing channel of the wire passing module 706. The wire passing channel There is an air blowing hole 7065 at the front end to tighten the tension of the welding wire; among them, the part of the wire passing rod 708 and the wire passing channel that is in contact with the welding wire should be polished to prevent the welding wire from being cut. An optical fiber detection part 7062 is also provided in the wire passage to detect the swing of the welding wire; the coil fixing seat 703 is connected with the power source 709, and the power source 709 can be a motor and other components. After the power source 709 rotates, the coil fixing seat 703 Drive the coil to rotate; the optical fiber detection part 7062 communicates with the power source 709; when the optical fiber detection part 7062 detects the swing of the welding wire, it controls the power source 709 to turn on, and then realizes the rotation of the coil fixing seat 703; specifically, during the welding process, With the use of the welding wire, the welding wire becomes shorter. When it is necessary to continue welding, it is often necessary to pull the welding wire. At this time, the optical fiber detection part 7062 can detect a small swing of the welding wire. Once the swing is detected, the power The source 709 starts to run and drives the coil fixing seat 703 to rotate, and the rotation of the coil fixing seat 703 realizes the above-mentioned wire feeding. Stop the rotation under the action of the optical fiber detection unit 7062, and then rotate again after the next time the optical fiber detection unit 7062 can detect the swing of the welding wire.

The wire passing module 706 includes a detachable front module 7063 and a rear module 7064, as shown in Figure 5 and Figure 6 of the specification; the front module 7063 and the rear module 7064 can be connected by bolts and other components, and the two There is a preset gap, and the wire-passing channel is located in the preset gap between the two. The air blowing hole 7065 should also be in the preset gap between the two, and be located at the front end, as described in Figure 7 of the specification, and the air blowing hole 7065 should be connected with the air storage box 7066, and the air storage box 7066 should be connected with the external air pipe 7061, so that The external air source passes through the external air pipe 7061, the air storage box 7066 and the blowing hole 7065 in sequence, and finally acts on the welding wire to increase the tension of the welding wire.

The air blowing holes 7065 are specifically the upper and lower rows of air blowing holes capable of blowing air along the wire feeding direction. The use of two rows of air blowing holes can effectively ensure the stability and uniformity of air blowing, and the narrow passage through the wire eliminates the possibility of turbulent flow, thereby increasing the pressure of the air flow on the welding wire.

A deceleration mechanism can be set between the power source 709 and the coil fixing seat 703, the end of the power source 709 is connected to the driving gear 7091, the driven gear 7092 meshes with the driving gear 7091, and the transmission shaft 7093 connected with the driven gear 7092 is fixed on the coil fixing seat 703, as shown in Figure 4 of the specification. The end faces of the driving gear 7091 and the driven gear 7092 should be provided with an insulating layer, and the front end of the transmission shaft 7093 is connected with the coil holder 703. The axes of rotation of the 7093 are parallel. The outer side of the coil fixing seat 703 is provided with a first fixing block 701, and when the coil fixing seat 703 is rotated counterclockwise and the wire is fed, the tail of the welding wire is fixed; the inner side of the coil fixing seat 703 is provided with a second fixing block 702, when the coil fixing seat 703 703 rotates clockwise and fixes the end of the welding wire when feeding the wire, as shown in Figure 2 of the specification; The fixing block 701 communicates with the second fixing block 702 to reduce the risk of electric shock. Both the first fixing block 701 and the second fixing block 702 are fixed on the coil fixing seat 703. When the coil fixing seat 703 rotates, the first fixing block 701 and the second fixing block 702 drive the welding wire to rotate synchronously, thereby realizing the function of wire feeding . For the arrangement of the first fixed block 701 and the second fixed block 702, reference may be made to the prior art, which will not be repeated herein.

The inner side of the coil fixing seat 703 is also provided with a tension elastic piece 704 for tensioning the coil. The tension elastic piece 704 is fixedly connected with the coil fixing seat 703, and the tension elastic piece 704 is in a different position from the second fixing block 702. The tension elastic piece 704 is similar to a clip. Tightly fix the coil on the coil fixing seat 703 .

For the power part of the coil fixing seat, as shown in Figure 4 of the specification; the outside of the driving gear 7091 is provided with a mounting column 7090, and the driving gear 7091 can rotate in the area surrounded by the mounting column 7090. The power source 709 and the mounting column 7090 Fixed connection, the driving gear 7091 rotates relative to the power source 709 and the mounting column 7090; the end surface of the mounting column 7090 is provided with a threaded hole, and the mounting column 7090 can be fixed to the back of the mounting plate 705 by fastening parts such as bolts, thereby realizing fixed power The purpose of the source 709 is to complete the fixation of the power source 709 like this; realize the rotation of the coil holder 703 under the action of the power source 709, and then complete the wire feeding operation.

For the Bangtou 5, it may include a body 5200, the body 5200 is provided with a first Y-axis platform 5018, a second Y-axis platform 503, a Bangtou module 5100, a fan 5300, a lens 5700, a lens barrel 5600, a camera 5400 and visual positioning Module 5500; in addition, an LED lampshade 5800 and a positioning bar 5900 can also be provided, as shown in accompanying drawings 8 and 9 in the description. The positioning bars 5900 are detachably arranged on both sides of the X-axis platform 502 to limit the movement of the X-axis platform 502 during transportation, and are removed during normal operation.

The length of the first Y-axis platform 5018 is longer, and can move along the Y-axis direction; The length of the second Y-axis platform 503 is shorter, can also move along the Y-axis direction; The first Y-axis platform 5018 and the second Y-axis platform There is a linear slide rail 5036 between 503, the first Y-axis platform 5018 and the second Y-axis platform 503 are connected with the linear slide rail 5036, under the action of the linear slide rail 5036, the first Y-axis platform 5018 and the second Y-axis platform 5018 can be realized Movement of the Y-axis platform 503 .

The bottom of the second Y-axis platform 503 is also provided with an X-axis platform 502; the X-axis platform 502 can realize movement along the X-axis direction through the X-axis guide rail 5039, and the linear motor coil 5045 is used to provide power; the second Y-axis guide rail 5037 Used for the second Y-axis platform 503 to move along the Y-axis; the second Y-axis linear motor 504 provides power for Y-axis movement to the second Y-axis platform 503; the second Y-axis platform 503, the X-axis platform 502 and the second Y-axis platform 502 The axis guide rails 5037 can be arranged on the XY base 5020 , and the XY base 5020 can be regarded as a part of the machine body 5200 . In order to detect the moving distance, the utility model can use the X-axis grating ruler 5044 to detect the moving distance of the second X-axis guide rail 5039 .

The head module 5100 includes a transducer 524 that can rotate up and down; the top of the head module 5100 is sequentially provided with a lens 700 extending along the Y-axis direction, a lens barrel 600, a camera 5400 and a visual positioning module 5500. Wherein, the setting method of the lens 5700, the lens barrel 5600, the camera 5400 and the visual positioning module 5500 can refer to the prior art, and will not be repeated herein.

One side of the linear motor coil 5045 can be provided with a side fan 5023 to dissipate heat from the linear motor coil 5045; of course, the fan 5300 can be located at the end of the first Y-axis guide rail 5028 of the first Y-axis platform 5018 so as to The power unit of the first Y-axis platform 5018 dissipates heat. A first cross guide rail 5038 is provided below the first Y-axis platform 5018, and a cross bar 5015 fixed to the first cross guide rail 5038 and extending along the X-axis is provided above the first Y-axis platform 5018. One side of the bar 5015 is provided with a limiting portion 5012 , and the other side of the bar 5015 is provided with a locking portion 5027 .

The first cross guide rail 5038 can be fixed to the machine body 5200 by fasteners such as bolts 501 , and a cover plate 5019 fixedly connected with the first Y-axis platform 5018 is provided above the linear slide rail 5036 . One side of the cover plate 5019 can also be provided with a first wire part 5033 and a second wire part 5034, so as to avoid disorderly routing of welding wires. Both sides of the X-axis platform 502 can also be provided with a left cover plate 508, a right cover plate 5025, and a large cover plate 5031 to fix both sides of the X-axis platform 502 to the body 5200; of course, the specific shape and structure of the above-mentioned components can be Depending on actual needs, this article will not repeat them.

Aiming at the setting method of the bumper module 5100, the utility model provides the following implementation methods: The bumper base 56 is used as a reference part, which can be a box structure with a certain strength, as shown in Figure 10 of the specification.

The front end of the head base 56 has a bracket protruding outwards, the bracket is arranged similar to the lug, the lug has a through hole, and the flexible fulcrum 522 is fixedly connected in the through hole;

The transducer 524 extends toward the front end of the head base 56 for welding wires; the head frame 53 is in a 7-shape, and the bottom end of the head frame 53 is hinged on the flexible fulcrum 522, and the head frame 53 can be positioned relative to the head base 56 And its support rotates, the transducer 524 is fixed on the head frame 53, that is, the transducer 524 can rotate relative to the head base 56 and its support, and then adjust the height of the working position of the front end of the transducer 524.

The ignition rod 517 is arranged on one side of the transducer 524, and the end of the ignition rod 517 is fixed relative to the head frame 53; the working end of the transducer 524 is arranged adjacent to the working end of the ignition rod 517. That is to say, the front end of the transducer 524 and the front end of the ignition rod 517 are close to each other to complete the wire welding operation together. Because the rotation angle of the transducer 524 and the spark rod 517 is small, and during the wire welding process, the transducer 524 is kept level with the ground, so the movement of the transducer 524 is approximately a vertical movement; The up and down position of the transducer 524 is adjusted to complete wire bonding operations with different requirements.

In order to realize the rotation of the transducer 524, the utility model can be provided with a voice coil motor 529 for rotating the headstock 53 at the end of the headstock 53, as shown in Figure 10 of the specification.

Among them, the voice coil motor 529 should include a voice coil stator, a voice coil mover, and a motor magnet assembly 528, etc.; the coil in the voice coil motor 529 is energized in a magnetic field to generate an ampere force, which realizes the rotation of the head frame 53, and then drives the ignition. Rotation of rod 517 and transducer 524 . When the firing rod 517 and the transducer 524 can rotate when the external force applied by the voice coil motor 529 is applied, and when the voice coil motor 529 stops working and no external force is applied, the firing rod 517 and the transducer 524 can return to original location. The specific shape and structure of the voice coil motor 529 can refer to the prior art. Also can be provided with fixed seat 51 between transducer 524 and state head frame 53, the top of state head frame 53 is hollow structure, reduces weight, and below hollow structure is provided with fixed seat 51, and fixed seat 51 is fixed with state head frame 53 Connection, the end of the transducer 524 is fixedly connected to the fixed seat 51; one side of the head frame 53 can also be provided with a wire groove 54, the wire groove 54 extends along the direction of welding wire feeding, in order to avoid welding The lines are jumbled.

For the flexible fulcrum 522, the utility model can adopt the following setting method; as shown in the accompanying drawing 10 of the specification, the pin shaft fulcrum 512 can realize the hinge connection between the head frame 53 and the head base 56; as shown in the accompanying drawings 11 and 12 of the specification The structure of the flexible fulcrum 522 can further improve the articulation quality. The flexible fulcrum 522 includes a cylindrical side wall 5220 fixed on the bracket, and the cylindrical side wall 5220 is clamped in the through hole of the bracket. The inside of the cylindrical side wall 5220 has two interconnected hollow parts with different radii, as shown in Figure 12 . The hollow part with smaller radius is provided with a first fork body 5222 and a second fork body 5223, both of which are elastic parts, can have a certain amount of deformation, and can recover after the external force is removed to the original state.

The first fork body 5222 and the second fork body 5223 extend toward the hollow portion with a larger radius, and the first fork body 222 and the second fork body 223 are intersected; the first fork body 5222 passes through the through hole of the second fork body 5223 The semicircular ring 5221 fixedly connected with the head frame 53 is arranged on the top of the first fork body 5222 and the second fork body 5223, and the semicircular ring 5221 is in the hollow part with a larger radius; the first fork body 5222 can swing relative to the through hole of the second fork 5223 .

The cylindrical side wall 5220, the semi-circular ring 5221, the first fork 5222 and the second fork 5223 are integrally formed; under the action of the voice coil motor 529, the head frame 53 rotates, driving the first fork 5222 in a small range Internal rotation, and the rotation range of the first fork 5222 is limited to the through hole of the second fork 5223, at this time the semi-circular ring 5221 rotates relative to the cylindrical side wall 5220, while the cylindrical side wall 5220 is fixed; when the voice coil When the motor 529 stops running, the first fork body 5222 returns to its original state, and then drives the headstock 53 to return to the initial position; the flexible fulcrum 522 thus set can rotate when receiving the external force exerted by the voice coil motor 529, and when The voice coil motor 529 stops working, and the spark rod 517 and the transducer 524 can return to their original positions when no external force is applied.

The bond head base 56 can also be provided with a limit block 52 for limiting the rotation angle of the bond head frame 53 , and the limit block 52 is located below the bond head frame 53 . That is, when the bond head frame 53 rotates downward, the limit block 52 located below the bond head frame 53 can limit the downward rotation of the bond head frame 53 to prevent the bond head frame 53 from excessive downward rotation. The head frame 53 is also provided with a frame body vertical pillar 513 positioned below the transducer 524, and the frame body vertical pillar 513 can rotate with the rotation of the state head frame 53; the frame body vertical pillar 513 is provided with a grating ruler 525 ; The state head base body 56 is provided with a base body vertical pillar 57 located below the limit block 52, and the base body vertical pillar 57 is provided with a grating sensing sheet 523 for sensing the rotation angle of the grating ruler.

That is, the relative positions of the state head base body 56, the base body vertical pillar 57 and the grating sensing sheet 523 are fixed, while the state head frame 53, the frame body vertical pillar 513 and the grating ruler 525 rotate relative to the state head base body 56; The relative position change between the grating sensing sheet 523 and the grating ruler 525 can detect the rotation angle of the headstock 53 , thereby ensuring the reliable rotation of the headstock 53 .

The horn of the utility model also includes a spark rod fixing seat 516 for fixing the spark rod 517, the spark rod fixing seat 516 is fixed on the bracket assembly 515, and the spark rod support 514 and the bracket assembly 515 are connected by a vertical Connect to the fixed block 519. The function of each of the above components is to fix the spark rod 517, and its shape and structure can be determined according to actual needs, and will not be described in detail herein.

As shown in Figure 10 of the description, it is located on the top of the head base 56, and an edge wire frame 520 can also be provided on one side. position; the lower side of the edge wire frame 520 is also provided with a lower wire frame 521, and the edge wire frame 520 and the lower wire frame 521 are located on the same side wall of the head base 56; the top of the head base 56 can also be provided with a cleaning part 55 for cleaning The part 55 is located at the lightening hole of the edge wire frame 520 and is exposed to the outside world. In addition, the end of the voice coil motor 529 is also provided with an installation lug 59 for installing the voice coil motor 529 and the head frame 53 on the head base 56; The vertical column 58 of the lug 59 is installed with a locking rubber 510 at the bottom of the lug 59, and the locking rubber 510 is vertically arranged to fit with the side wall of the head base 56 to avoid relative positional movement. The hardware 527 is located above the vertical column 58 to fix the voice coil motor 529 and the bond head base 56 in place. Located on the side of the firing rod 517 , a top fixing block 511 and a clamping portion 526 may also be provided above the bracket assembly 515 to achieve reliable fixing of the bracket assembly 515 and the head base 56 .

For the loading mechanism 2 and the unloading mechanism 4, the connection mechanism 24200 between the loading mechanism 2 and the unloading mechanism 4 includes a horizontal slide rail 24260 for sliding the crystal frame 2498; The feeding mechanism 4 can slide vertically, and the loading mechanism 2 and the unloading mechanism 4 both have a magazine 2399 for placing a crystal frame 2398, as shown in accompanying drawings 13 to 16 of the specification.

The connection mechanism 24200 has a workbench 3 for wire welding operations; the workbench 3 can be a part of the slide rail 24260; the A of the slide rail 24260 is the feeding mechanism 2, and the B of the slide rail 24260 is the unloading mechanism 4 The conveying part of the connecting mechanism 24200 can move the crystal frame 2498 on the slide rail 24260 from A to B;

Both the loading mechanism 2 and the unloading mechanism 4 include a loading platform 241, a base body 242, a vertical lifting portion 243, and a pushing fork 244. In addition, the loading mechanism also includes a push plate portion 245; it should be noted that the loading mechanism 2 Similar to the shape and structure of the unloading mechanism 4 , the only difference is that the loading mechanism 2 also includes a push plate part arranged outside the vertical lifting part 3 for pushing the crystal frame in the magazine to the connecting mechanism 24200 . And the crystal frame after the wiring is delivered to the feed box 2499 of the unloading mechanism 4 by the delivery part of the connecting mechanism 24200; The shape and construction are the same.

The carrying platform 241 can be configured in a shape similar to a table, and the base 242 is in the shape of a rectangular frame; as shown in Figure 19 of the specification. The base body 242 is used as a reference, and the front end of the base body 242 is provided with a vertical lifting part 243, and the vertical lifting part 243 can move up and down synchronously with the material box 2499, that is, the vertical lifting part 243 and the material box 2499 move synchronously with respect to the base body 242; The material fork 244 can move toward the outside of the carrying platform 241 relative to the carrying platform 241 , and then deliver the magazine 2499 on the carrying platform 241 to the outside of the carrying platform 241 .

The working process is as follows: first, the material box 2499 of the feeding mechanism 2 is filled with the crystal frame 2498 to be wired, the material box 2499 is located at A of the slide rail 24260, and the height of the material box 2499 is higher than the height of the slide rail 24260; and then Under the action of the vertical lifting part 243, the material box 2499 moves downward, and when the height of the bottommost crystal frame 2498 in the material box 2499 is equal to the height of the slide rail 24260, the vertical lifting part 243 and the material box 2499 stop running Then use the push plate part 245 to push out the bottommost crystal frame 2498 in the magazine 2499 to the leftmost end of the slide rail 24260, such as the left end shown in Figure 14 of the specification; then under the action of the delivery part of the connecting mechanism 24200, The crystal frame 2498 is sent to the workbench, and after the wire welding is completed, it is sent to the material box 2499 of the unloading mechanism 4 by the conveying part; the crystal frame 2498 is located at the bottom end of the material box 2499 of the unloading mechanism 4; The feed box 2499 of the material mechanism 4 is under the effect of the vertical lifting part (the vertical lifting part here is the vertical lifting part of the blanking mechanism 4, which is different from the vertical lifting part 243 of the feeding mechanism 2). The feed box 2499 of 4 descends a certain distance, and the feed box 2499 of blanking mechanism 4 is filled up successively from bottom to top.

When there is no crystal frame 2498 to be wired in the material box 2499 of the feeding mechanism 2, the empty material box 2499 is sent to the loading platform 241 by the vertical lifting part 243, and the material box 249 is pushed away by the empty material box 2499 is moved out of the carrying platform 241; similarly, after the feed box 2499 of the unloading mechanism 4 is full, the feed box 2499 of the unloading mechanism 4 is in the vertical lifting part (the vertical lifting part here is the unloading mechanism 4 The vertical lifting part of the vertical lifting part is different from the vertical lifting part 243 of the feeding mechanism 2), and the material box 2499 of the unloading mechanism 4 is sent to the loading platform 241 under the effect of the material pushing fork (the pushing fork here is the lower The material pushing fork of material mechanism 4 is different from the material pushing fork 244 of charging mechanism 2) empty material box 2499 is moved out of carrying platform 241. As shown in accompanying drawing 13 to accompanying drawing 15.

Wherein, the moving direction of the push plate part 245 is the extending direction of the slide rail 24260, and the moving direction of the pushing fork 244 is perpendicular to the extending direction of the sliding rail 24260 in the same plane; and the loading mechanism 2 is opposite to the unloading mechanism 4 Set symmetrically to the connection mechanism 24200; for the arrangement of the connection mechanism 24200, the conveying part may include a conveying motor 24210, a conveying screw 24220, a conveying link 24230, a first clamping arm 24240 and a second clamping arm 24250, as shown in the attached manual As shown in Figure 14; the conveying motor 24210 drives the conveying screw 24220 to rotate, and then realizes that the conveying connecting rod 24230 slides along the extending direction of the slide rail 24260, and the two ends of the conveying connecting rod 24230 are fixed with the first clamping arm 24240 and the second clamping arm 24240. Clamping arm 24250, clamping and loosening of the first clamping arm 24240 and the second clamping arm 24250 can refer to the prior art; that is, the first clamping arm 24240 and the second clamping arm 24250 can clamp the crystal After the frame 2498, under the action of the conveying screw 24220, it moves from A to B, and the right end of the second clamping arm 24250 is also provided with a conveying end, which is used to push the crystal frame 2498 into the material box of the unloading mechanism 4 Within 2499.

The vertical lifting part 243 may include a linear motor 2431 and a vertical rod 2432 connected to the linear motor 2431; the vertical rod 2432 is fixedly connected with a lifting fork 2433 for supporting the base 242, as shown in Figure 18 and Figure 23 of the specification. Show. The linear motor 2431 is used as a power source to drive the vertical rod 2432 to rotate, wherein the vertical rod 2432 can be a screw; the connecting block 2434 is arranged on the vertical rod 2432, and can realize vertical movement under the rotation of the vertical rod 2432, and the lifting fork 2433 is fixedly connected with the connection block 2434, and then slides up and down.

During the above working process, the lifting fork 2433 drags the bottom of the material box 2499, and then drives the material box 2499 to move up and down; When the pushing fork 244 is located in the side of the material box 2499 close to the base 242 , when the pushing fork 244 moves toward the outside of the base 242 , the material box 2499 can be pushed out of the carrying platform 241 .

The push plate part 245 may also include a push rod 2451 and a push motor 2452, and the output shaft of the push motor 2452 is connected to the push rod 2451 through sliding friction, as shown in accompanying drawings 20 and 21 of the specification.

The push plate mounting frame 2450 can be fixed on the frame of the base body 242, a chute 2453 is provided in the moving direction of the push rod 2451, and the push rod 2451 slides in the chute 2453; the cover plate 2454 can cover the push motor 2452, The push rod 2451 is located above the output shaft of the push motor 2452, and the two are sliding friction. When the push rod 2451 encounters resistance, the push rod 2451 and the output shaft of the push motor 2452 will slip. Damage to the push rod 2451 and/or the crystal frame 2498 is avoided. The upper and lower layers of the push rod 2451 also have an upper pressure wheel 2458 and a lower pressure wheel 2457, and a first guide block 2455 and a second guide block 2456 are also provided along the sliding direction of the push rod 2451 to ensure that the pusher is pushed smoothly. The sliding of rod 2451 is reliable. The front end of the pusher rod 2451 can also be provided with a V-shaped head 24510 to ensure that the pushed crystal frame 2498 is completely in contact with the pusher rod 2451 .

The feeding device of the present utility model also includes a discharge plate 246 located on the loading platform 241, the discharge plate 246 is located at the front end of the base body 242; the pushing fork 244 is perpendicular to the discharge plate 246, the The pushing fork 244 is connected with a power part 2441 for realizing the horizontal movement of the pushing fork 244 . The discharge plate 246 is fixed relative to the loading platform 241, and the discharge plate 246 is located below the lifting fork 2433; That is to say, the lift fork 2433 can move to the bottom of the discharge plate 246, and then the material box 2499 supported by the lift fork 2433 is dragged by the discharge plate 246, and then pushed horizontally by the push fork 244 on the discharge plate Cartridge 2499 on 246. The discharge plate 246 can be provided with a plurality of transverse through grooves, and the pushing fork 244 protrudes above the transverse through grooves, and can move laterally within the scope of the described transverse through grooves, as shown in Figure 18 of the description, accompanying drawing 24 and shown in accompanying drawing 25.

Taking accompanying drawing 24 as an example, when the lifting fork 2433 moves to the bottom end, the material box 2499 supported by the lifting fork 2433 is located on the discharge plate 246. The material fork 244 moves to the right, and then the material box 2499 is pushed out of the carrying platform 241 .

Wherein, the motion of pushing material fork 244 can be driven by pushing material motor 2441, and pushing material motor 2441 is positioned at left side (taking accompanying drawing 25 as example), and right side is driven shaft, between pushing material motor 2441 and driven shaft The power is transmitted through the belt, and the belt is provided with a pusher fork 244 , and a pusher guide block for limiting the pusher fork 244 can also be provided to ensure the direction of motion of the pusher fork 244 . The material box sensing part 248 can be located on one side of the material pushing motor 2441 to detect whether the material box 2499 falls on the discharge plate 246; of course, the specific arrangement of the material box sensing part 248 can refer to the prior art.

Clamping parts 247 are provided on both sides of the base body 242, so as to clamp the second material box above the first material box when the vertical lifting part 243 drives the first material box to descend;

Clamping part 247 comprises cross bar 2470, and cross bar 2470 is fixedly connected first vertical front block 2471, and cross bar 2470 is provided with the second vertical front block 2472 that can slide along cross bar 2470; The rod 2470 is connected to a sliding rod 2473 located outside the base 242 , the sliding rod 2473 is connected with a clamping motor 2474 for the cross bar 2470 to move toward the base 242 , between the cross bar 2470 and the base 242 A fixed rear stop 2475 is also provided. That is to say, the positions of the two rear stoppers 2475 relative to the base body 242 are fixed, and the first vertical front stopper 2471, the second vertical front stopper 2472, and the cross bar 2470 can be connected between the sliding rod 2473 and the clamping motor. The action of 2474 moves towards the base body 242, that is, the gap between the second vertical front stopper 2472 and the rear stopper 2475 decreases; the first vertical front stopper 2471, the second vertical front stopper 2472 and the two The root rear stopper 2475 forms the feed box channel; and as can be seen from the above, the feed box 2499 is positioned directly above the discharge plate 246, that is, the feed box 2499 is positioned at the first vertical front stopper 2471 and the second vertical front stopper 2472. , the cross bar 2470 and the area enclosed by the two rear stoppers 2475.

During the above-mentioned processing, the material box 2499 is supported by the lifting fork 2433; yet when the crystal frame 2498 in the material box 2499 is used up (for the feeding mechanism 2), it is necessary to remove the material box without the crystal frame 2498 inside. 2499 (can be referred to as the first material box) is placed on the carrying platform 241, so as to be pushed out by the material pushing fork 244; The inside of the magazine is filled with the crystal frame 2498) to be wired and needs to be kept at a certain height, and the first vertical front stopper 2471, the second vertical front stopper 2472 and the two rear stoppers 2475 of the clamping part 247 can Hold the four sides of the second material box and keep the second material box at a preset height. At this time, the lifting fork 2433 first sends the first material box to the loading platform 241, and then the lifting fork 2433 returns to the second material box. At the second material box, the second material box is supported, and then the first vertical front stopper 2471, the second vertical front stopper 2472 and the cross bar 2470 move forward under the action of the clamping motor 2474, that is, increase When the distance between the cross bar 2470 and the back stopper 2475 is increased, the second material box is loosened, and the second material box is fully supported by the lifting fork 2433, and the above steps are repeated. Of course, the first vertical front stopper 2471 can adjust the gap between the first vertical front stopper 2471 and the second vertical front stopper 2472 under the action of the adjustment knob 2476, so as to adapt to magazines of different sizes. For the shape and structure of the unloading mechanism 4, reference can be made to the accompanying drawing 14, which will not be repeated herein.

It should be noted that in this specification, relational terms such as first and second are only used to distinguish one entity from several other entities, and do not necessarily require or imply any such relationship between these entities. Actual relationship or sequence.

The wire bonding machine provided by the utility model has been introduced in detail above. In this paper, specific examples are used to illustrate the principle and implementation of the present utility model, and the descriptions of the above embodiments are only used to help understand the method and core idea of the present utility model. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the utility model, some improvements and modifications can also be made to the utility model, and these improvements and modifications also fall into the protection of the claims of the utility model. within range.

Claims (10)

1. A wire bonding machine, comprising a frame, characterized in that, it also includes a feeding mechanism, a workbench and a feeding mechanism that are arranged on the frame and arranged in sequence along the transverse direction of the frame, the working A microscope and a state head for welding wires are respectively arranged on both sides of the table, and the microscope is arranged on the outside of the workbench; the state head has a temperature controller for controlling the temperature of the workbench, and It includes a wire feeder arranged on the state head for feeding the welding wire. 2. The wire bonding machine according to claim 1, characterized in that, the wire feeder includes a vertically arranged mounting plate (705), and the mounting plate (705) is provided with a horizontally rotatable coil fixing seat (703) and the wire passing rod (708) on one side of the coil fixing seat (703), the wire passing module (706) fixed on the mounting plate (705) is arranged on the wire passing direction along the wire feeding direction One side of the rod (708); the wire passing module (706) has a wire passing channel for the welding wire to pass through, and the front end of the wire passing channel is provided with an air blowing hole for tensioning the welding wire tension ( 7065), an optical fiber detection part (7062) for detecting the swing of the welding wire is also provided in the wire passing channel, and the optical fiber detection part (7062) and the power source (7062) for controlling the rotation of the coil fixing seat (703) 709) to realize that when the optical fiber detection part (7062) detects that the welding wire is swinging, it controls the power source (709) to turn on to realize the rotation of the coil fixing base (703). 3. The wire bonding machine according to claim 1, characterized in that, the state head includes a body (5200), and the body (5200) is provided with a first Y axis that is long and can move along the Y axis. A shaft platform (5018) and a second Y-axis platform (503) that is shorter in length and can move along the Y-axis direction, the first Y-axis platform (5018) is connected to the second Y-axis platform (503) There is a linear slideway (5036) between them; The bottom of the second Y-axis platform (503) is also provided with an X-axis platform (502); the top of the second Y-axis platform (503) is fixedly connected with a head module (5100) for welding wires, so The state head module (5100) includes a transducer (524) capable of rotating up and down; the top of the state head module (5100) is sequentially provided with a lens (5700) and a lens barrel (5600) extending along the Y-axis direction , a camera (5400) and a vision positioning module (5500). 4. The wire bonding machine according to claim 3, characterized in that, a first cross guide rail (5038) is provided below the first Y-axis platform (5018), and the first Y-axis platform (5018) A transom rod (5015) fixed to the first cross guide rail (5038) and extending along the X-axis is provided above, and a limit portion (5012) is provided on one side of the transom rod (5015). The other side of the shift lever (5015) is provided with a locking portion (5027). 5. The wire bonding machine according to claim 4, characterized in that, a cover plate (5019) fixedly connected to the first Y-axis platform (5018) is arranged above the linear slide rail (5036). 6. The wire bonding machine according to claim 5, characterized in that, the bond head module (5100) also includes a bond head base (56), and the front end of the state head base (56) has an outwardly protruding A support, the support is provided with a flexible fulcrum (522), and the head frame (53) is hinged on the flexible fulcrum (522); the transducer (524) extending to the front end is fixedly connected to the head frame ( 53), and the head frame (53) is also fixed with a firing rod (517) on one side of the transducer (524), the working end of the transducer (524) is connected to the firing rod The working end of the rod (517) is located in close proximity. 7. The wire bonding machine according to any one of claims 1-6, wherein the feeding mechanism and the unloading mechanism both include: Carrying platform (241); The base body (242) arranged above the carrying platform (241); the base body (242) is in the shape of a rectangular frame; A vertical lifting part (243) provided on the carrying platform (241) and connected to the base body (242) for the downward movement of the material box, the vertical lifting part (243) is located on the base body (242) )front end; A pushing fork (244) provided on the carrying platform (241) to push the material box located in the vertical lifting part (243) out of the vertical lifting part (243); The feeding mechanism also includes a push plate part (245) arranged outside the vertical lifting part (243) for pushing the crystal frame in the magazine to the connecting mechanism. 8. The wire bonding machine according to claim 7, further comprising a discharge plate (246) arranged on the carrying platform (241), and the discharge plate (246) is located on the base (242) ) front end; the pusher fork (244) is perpendicular to the discharge plate (246), and the pusher fork (244) is connected with a power part (2441) for realizing the horizontal movement of the pusher fork (244) ). 9. The wire bonding machine according to claim 8, characterized in that, the discharge plate (246) is provided with a plurality of transverse through grooves, and the pushing fork (244) protrudes from the transverse through grooves and can move laterally within the scope of the transverse channel. 10. The wire bonding machine according to claim 9, characterized in that clamping parts (247) are provided on both sides of the base (242) to realize when the vertical lifting part (243) drives the first When the material box is lowered, the second material box located above the first material box is clamped; The clamping portion (247) includes a crossbar (2470), the crossbar (2470) is fixedly connected to the first vertical front block (2471), and the crossbar (2470) is provided with a (2470) a second vertical front stop (2472) for sliding; also includes a sliding rod (2473) connected to the cross bar (2470) and positioned outside the base (242), the sliding rod ( 2473) is connected with a clamping motor (2474) for the crossbar (2470) to move towards the direction of the base (242), and a position is also provided between the crossbar (2470) and the base (242) Fixed rear stop (2475).