An automatic wire bonding machine

Abstract

The present invention discloses an automatic wire bonding machine, which includes a frame and at least one set of automatic wire bonding structures arranged on the frame. The automatic wire bonding structure includes a feeding mechanism, a welding mechanism and a welding platform; the feeding mechanism includes a feeding reel, a straightening component, a cutting component, a peeling component and a tinning component arranged in sequence; the welding platform is arranged on the frame and on one side of the manipulator, and a placement groove for placing the parts to be welded is provided on the welding platform. The beneficial effect of the present invention is that this technical solution realizes full-automatic wire feeding, cutting, peeling, tinning and welding, without too much manual participation, and improves production efficiency.

Description

Technical Field

[0001] The present invention relates to the technical field of automated equipment, and in particular, to an automatic wire bonding machine. Background Art

[0002] In the automated production of ceiling lamps, it is necessary to weld wires for internal components. Therefore, it is necessary to develop an automatic wire bonding machine with high efficiency and high precision. After retrieval, no technical solution identical to the present invention was found. Summary of the Invention

[0003] The main technical problem to be solved by the present invention is to provide an automatic wire bonding machine with high efficiency and high precision, and solve one or more of the above-mentioned prior art problems.

[0004] To solve the above technical problem, one technical solution adopted by the present invention is: an automatic wire bonding machine, the innovation of which lies in: including a frame and at least one set of automatic wire bonding structures arranged on the frame, and the automatic wire bonding structure includes a feeding mechanism, a welding mechanism, and a welding platform;

[0005] The feeding mechanism includes a feeding tray, a straightening component, a cutting component, a stripping component, and a tinning component arranged in sequence;

[0006] The straightening assembly includes a straightening mounting plate, a left and right straightening unit, and an up and down straightening unit mounted on the straightening mounting plate. The straightening mounting plate is vertically mounted on the frame. One end of the straightening mounting plate close to the feeding tray is provided with a power cord inlet hole, and the other end of the straightening mounting plate is provided with a power cord outlet hole. The power cord inlet hole and the power cord outlet hole are on the same horizontal straight line. The left and right straightening unit is mounted on the side of the straightening mounting plate and close to the power cord inlet hole. The left and right straightening unit includes a first bracket. The top of the first bracket is provided with a number of first fixed straightening wheels distributed in a straight line. Each of the first fixed straightening wheels can rotate in the horizontal plane. The top of the first bracket is also provided with a number of parallel first straightening wheel slide rails. Each of the first straightening wheel slide rails is provided with a first straightening wheel slider. Each of the first straightening wheel sliders is mounted with a first moving straightening wheel. The first moving straightening wheel can rotate horizontally in the same horizontal plane as the first fixed straightening wheel. The up and down straightening unit is mounted on the side of the straightening mounting plate and close to the power cord outlet hole. The up and down straightening unit includes a number of second fixed straightening wheels mounted in a straight line on the side of the straightening mounting plate. Each of the second fixed straightening wheels can rotate in the vertical plane. The up and down straightening unit also includes a number of parallel second straightening wheel slide rails arranged on the side of the straightening mounting plate. Each of the second straightening wheel slide rails is provided with a second straightening wheel slider. Each of the second straightening wheel sliders is mounted with a second moving straightening wheel. The second moving straightening wheel can rotate in the same vertical plane as the second fixed straightening wheel. The channels through which the power cord can pass between the first fixed straightening wheel and the first moving straightening wheel, the channels through which the power cord can pass between the second fixed straightening wheel and the second moving straightening wheel, and the connection line between the power cord inlet hole and the power cord outlet hole are on the same straight line;

[0007] The cutting assembly is mounted on the outer side of the end of the straightening mounting plate and above the power cord outlet hole. The cutting assembly includes a first cylinder vertically arranged downward and a cutting plate mounted at the bottom of the first cylinder. Cutting knives are provided on both sides of the bottom of the cutting plate;

[0008] On the frame below the cutting assembly, there is also a feeding assembly. The transmission direction of the feeding assembly is perpendicular to the feeding direction of the feeding tray. The feeding assembly includes two parallel support plates vertically mounted on the frame. There is a feeding channel between the two support plates. First transmission wheels are provided at both ends of the feeding channel. The two ends of each first transmission wheel are respectively mounted on the support plates on both sides. The feeding assembly also includes a first feeding belt and a second feeding belt. The two ends of the first feeding belt and the second feeding belt are respectively fixed on the first transmission wheels at both ends of the feeding channel and form a synchronous loop through the first transmission wheels. A number of parallel wire grooves are provided on the outer surfaces of the first feeding belt and the second feeding belt;

[0009] The peeling assembly includes peeling units symmetrically arranged on the frame and on both sides of the support plate. The peeling unit includes a peeling base, a peeling cylinder mounted on the peeling base, and a peeling jaw provided at the end of the peeling cylinder;

[0010] The soldering tin assembly is installed at the middle position of the feeding assembly. The soldering tin assembly includes soldering tin units symmetrically arranged on both sides of the support plate. The soldering tin unit includes a soldering tin cylinder installed at the bottom of the frame. The soldering tin cylinder is arranged obliquely upward. A soldering iron is provided at the top of the soldering tin cylinder. The extending direction of the soldering iron is the same as that of the soldering tin cylinder. The top surface of the soldering iron is horizontally arranged. A slot for embedding the wire in the power cord is provided on the top surface of the soldering iron. A gantry is provided on the frame on one side of the soldering iron. The two side feet of the gantry are respectively located on both sides of the support plate. The soldering tin unit further includes a solder wire reel provided above the soldering iron. The solder wire reel is installed on the gantry. A solder wire channel through which the solder wire can pass is further provided below the solder wire reel. The bottommost part of the solder wire channel extends to the top plane of the feeding assembly. The solder wire channel is vertically installed on the gantry. The middle part of the solder wire channel is exposed. The soldering tin unit includes a solder wire downward motor. A downward driving wheel is installed at the end of the solder wire downward motor. A downward driven wheel is provided on one side of the downward driving wheel. The downward driven wheel and the downward driving wheel are in the same horizontal plane. The two sides of the side wall of the solder wire passing through the solder wire channel are respectively in contact with the downward driven wheel and the downward driving wheel;

[0011] The welding mechanism includes a welding manipulator and a welding head structure mounted at the end of the welding manipulator. The welding head structure includes a welding base mounted on the manipulator. A welding clamping plate perpendicular to the bottom surface of the welding base is provided at the bottom of the welding base. A fixed clamping block protruding outward is provided at the center of the end of the welding clamping plate. A first clamping groove and a second clamping groove are respectively provided on both sides of the end of the fixed clamping block. First welding clamping cylinders and second welding clamping cylinders are respectively provided on both sides of the welding clamping plate. The ends of the first welding clamping cylinder and the second welding clamping cylinder are both fixed on the bottom surface of the welding base. A first fixing ring is further provided in the middle of the first welding clamping cylinder. The inner side of the first fixing ring is fixedly connected to the welding clamping plate. A second fixing ring is further provided in the middle of the second welding clamping cylinder. The inner side of the second fixing ring is fixedly connected to the welding clamping plate. A first moving jaw is installed at the output end of the first welding clamping cylinder. The top of the first moving jaw is hinged to the output section of the first welding clamping cylinder. The middle part of the inner side of the first moving jaw is hinged to the welding clamping plate. A third clamping groove is provided on the inner side of the end of the first moving jaw. A second moving jaw is installed at the output end of the second welding clamping cylinder. The top of the second moving jaw is hinged to the output section of the second welding clamping cylinder. The middle part of the inner side of the second moving jaw is hinged to the welding clamping plate. A fourth clamping groove is provided on the inner side of the end of the second moving jaw. The first moving jaw and the second moving jaw are symmetrically arranged based on the fixed clamping block;

[0012] A stabilizing assembly is also symmetrically provided on both sides of the welding clamping plate. The stabilizing assembly includes at least one telescopic sleeve. The top of the telescopic sleeve is fixed on the bottom surface of the welding base. The telescopic sleeve includes a primary sleeve and a secondary sleeve. A stabilizing block is provided at the end of the telescopic sleeve. Two symmetrically arranged stabilizing clamping grooves are provided at the top and bottom of the stabilizing block;

[0013] A welding assembly is also symmetrically provided on both sides of the welding clamping plate and the welding assembly is located outside the stabilizing assembly. The welding assembly includes a welding cylinder. The welding cylinder is vertically and downwardly installed on the bottom surface of the welding base. A welding block is installed at the end of the welding cylinder. Two symmetrically arranged welding grooves are provided at the bottom of the welding block;

[0014] The welding platform is arranged on the frame and is located on one side of the manipulator. A placement groove for placing the workpiece to be welded is provided on the welding platform.

[0015] In some embodiments, annular straightening grooves are provided on the outer side walls of the first fixed straightening wheel, the first moving straightening wheel, the second fixed straightening wheel, and the second moving straightening wheel;

[0016] In some embodiments, a power cord positioning assembly is further provided directly above the feeding channel, and the power cord positioning assembly includes two support frames, and the two support frames are respectively mounted on the top of both ends of the support plate, and a second transmission wheel is mounted on each of the support frames. The power cord positioning assembly also includes a third positioning belt and a fourth positioning belt, and the third positioning belt and the fourth positioning belt form a synchronous loop through the second transmission wheel, and the lower surface of the third positioning belt is parallel to and fits the top surface of the first feeding belt, and the lower surface of the fourth positioning belt is parallel to and fits the top surface of the second feeding belt, and both ends of the first feeding belt and the second feeding belt extend from both ends of the third positioning belt and the fourth positioning belt, and the top surface of the downward section of the third positioning belt and the fourth positioning belt is also provided with a fitting plate.

[0017] In some embodiments, the welding clamping plate is flat.

[0018] In some embodiments, the third clamping groove and the first clamping groove can be combined to form a complete cylindrical groove, and the fourth clamping groove and the second clamping groove can be combined to form a complete cylindrical groove.

[0019] In some embodiments, the distance between the two stabilizing grooves is equal to the distance between the first clamping groove and the second clamping groove at the end of the fixed clamping block.

[0020] In some embodiments, the distance between the two welding grooves is equal to the distance between the first clamping groove and the second clamping groove at the end of the fixed clamping block.

[0021] The beneficial effects of the present invention are as follows: the technical solution realizes fully automatic wire feeding, wire cutting, stripping, tinning and welding without much manual participation, thereby improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative work, among which:

[0023] Figure 1 It is a top view of an automatic wire bonding machine of the present invention.

[0024] Figure 2 The utility model is an axial view of a feeding mechanism of an automatic wire bonding machine of the present invention.

[0025] Figure 3 The invention discloses a structural schematic diagram of a straightening component and a cutting component of an automatic wire welding machine.

[0026] Figure 4 It is a schematic structural diagram of a peeling component, a tinning component, a feeding component and a power cord positioning component of an automatic wire bonding machine according to the present invention.

[0027] Figure 5 It is a front view of a tinning component of an automatic wire bonding machine according to the present invention.

[0028] Figure 6 It is a rear view of a tinning component of an automatic wire bonding machine according to the present invention.

[0029] Figure 7 It is an axonometric view of a welding mechanism of an automatic wire bonding machine according to the present invention.

[0030] Figure 8 It is a front view of a welding head structure of an automatic wire bonding machine according to the present invention.

[0031] Figure 9 It is a side view of a welding head structure of an automatic wire bonding machine according to the present invention.

[0032] Figure 10 It is a schematic partial structure diagram of a welding head structure of an automatic wire bonding machine according to the present invention. Specific embodiments

[0033] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0034] As Figures 1 to 10 shown, the embodiments of the present invention include:

[0035] An automatic wire bonding machine, including a frame 1 and at least one set of automatic wire bonding structures arranged on the frame 1. The automatic wire bonding structure includes a feeding mechanism 2, a welding mechanism 3 and a welding platform 4;

[0036] The feeding mechanism 2 includes a feeding tray 21, a straightening component, a cutting component 23, a peeling component 25 and a tinning component 26 arranged in sequence;

[0037] The straightening assembly includes a straightening mounting plate 2210, a left-right straightening unit 2240 and an up-down straightening unit 2250 mounted on the straightening mounting plate 2210. The straightening mounting plate 2210 is vertically mounted on the frame 1. One end of the straightening mounting plate 2210 close to the feeding tray 21 is provided with a power cord inlet hole 2220, and the other end of the straightening mounting plate 2210 is provided with a power cord outlet hole 2230. The power cord inlet hole 2220 and the power cord outlet hole 2230 are on the same horizontal straight line. The left-right straightening unit 2240 is mounted on the side of the straightening mounting plate 2210 and close to the power cord inlet hole 2220. The left-right straightening unit 2240 includes a first bracket 2241. The top of the first bracket 2241 is provided with a number of first fixed straightening wheels 2242 arranged in a straight line. The first fixed straightening wheels 2242 can all rotate in the horizontal plane. The top of the first bracket 2241 is also provided with a number of first straightening wheel slide rails 2243 arranged in parallel. First straightening wheel sliders 2244 are arranged on the first straightening wheel slide rails 2243. First moving straightening wheels 2245 are mounted on the first straightening wheel sliders 2244. The first moving straightening wheels 2245 can horizontally rotate in the same horizontal plane as the first fixed straightening wheels 2242. The up-down straightening unit 2250 is mounted on the side of the straightening mounting plate 2210 and close to the power cord outlet hole 2230. The up-down straightening unit 2250 includes a number of second fixed straightening wheels 2251 linearly mounted on the side of the straightening mounting plate 2210. The second fixed straightening wheels 2251 can all rotate in the vertical plane. The up-down straightening unit 2250 also includes a number of second straightening wheel slide rails 2252 arranged in parallel on the side of the straightening mounting plate 2210. Second straightening wheel sliders 2253 are arranged on the second straightening wheel slide rails 2252. Second moving straightening wheels 2254 are mounted on the second straightening wheel sliders 2253. The second moving straightening wheels 2254 can rotate in the same vertical plane as the second fixed straightening wheels 2251. The channels through which the power cord can pass between the first fixed straightening wheels 2242 and the first moving straightening wheels 2245, the channels through which the power cord can pass between the second fixed straightening wheels 2251 and the second moving straightening wheels 2254, and the connection line between the power cord inlet hole 2220 and the power outlet hole are on the same straight line;

[0038] The cutting assembly 23 is mounted on the outer side of the end of the straightening mounting plate 2210 and above the power cord outlet hole 2230. The cutting assembly 23 includes a first cylinder 2301 vertically arranged downward and a cutting plate 2302 mounted on the bottom of the first cylinder 2301. Cutting knives 2303 are arranged on both sides of the bottom of the cutting plate 2302;

[0039] On the frame 1 below the cutting component 23, a feeding component 24 is further provided. The transmission direction of the feeding component 24 is perpendicular to the discharging direction of the feeding tray 21. The feeding component 24 includes two support plates 2401 that are parallel to each other and perpendicularly installed on the frame 1. There is a feeding channel between the two support plates 2401. At both ends of the feeding channel, there are first driving wheels 2402. The two ends of the first driving wheel 2402 are respectively installed on the support plates 2401 on both sides. The feeding component 24 further includes a first feeding belt 2403 and a second feeding belt 2404. The two ends of the first feeding belt 2403 and the second feeding belt 2404 are respectively fixed on the first driving wheels 2402 at both ends of the feeding channel and form a synchronous loop through the first driving wheels 2402. A number of parallel wire grooves 2405 are provided on the outer surfaces of the first feeding belt 2403 and the second feeding belt 2404;

[0040] The peeling component 25 includes peeling units symmetrically arranged on the frame 1 and located on both sides of the support plate 2401. The peeling unit includes a peeling base 2501, a peeling cylinder 2502 installed on the peeling base 2501, and a peeling jaw 2503 provided at the end of the peeling cylinder 2502;

[0041] The soldering component 26 is installed at the middle position of the loading component 24. The soldering component 26 includes soldering units symmetrically arranged on both sides of the support plate 2401. The soldering unit includes a soldering cylinder 2601 installed at the bottom of the frame 1. The soldering cylinder 2601 is arranged obliquely upward. The top of the soldering cylinder 2601 is provided with a soldering iron 2602. The extending direction of the soldering iron 2602 is the same as that of the soldering cylinder 2601. The top surface of the soldering iron 2602 is horizontally arranged. The top surface of the soldering iron 2602 is provided with a slot for the wire in the power cord to be embedded. On one side of the soldering iron 2602 on the frame 1, there is a gantry 2603. The two side feet of the gantry 2603 are respectively located on both sides of the support plate 2401. The soldering unit further includes a solder wire reel 2604 arranged above the soldering iron 2602. The solder wire reel 2604 is installed on the gantry 2603. Below the solder wire reel 2604, there is also a solder wire channel 2605 for the solder wire to pass through. The bottommost part of the solder wire channel 2605 extends to the top plane of the loading component 24. The solder wire channel 2605 is vertically installed on the gantry 2603. The middle part of the solder wire channel 2605 is exposed. The soldering unit includes a solder wire downward motor 2606. The end of the solder wire downward motor 2606 is installed with a downward driving wheel 2607. On one side of the downward driving wheel 2607, there is a downward driven wheel 2608. The downward driven wheel 2608 and the downward driving wheel 2607 are located in the same horizontal plane. The two sides of the side wall of the solder wire passing through the solder wire channel 2605 are respectively in contact with the downward driven wheel 2608 and the downward driving wheel 2607.

[0042] The working principle of this technical solution is as follows: First, the power supply wire comes out from the feeding tray 21, enters through the power cord inlet hole 2220 of the straightening component, first passes through the left and right straightening units 2240 for straightening, and then passes through the up and down straightening units 2250 for up and down straightening. After left and right straightening and up and down straightening, the power supply wire passes through the power cord outlet hole 2230 and extends into the wire groove 2405 on the outer surfaces of the first loading belt 2403 and the second loading belt 2404. The cutting plate 2302 moves downward, and the cutting knife 2303 cuts the head end of the power supply wire into a power supply wire segment. The power supply wire segment is placed in the wire groove 2405. The first loading belt 2403 and the second loading belt 2404 rotate, and the power supply wire continues to extend. By repeating the above actions, a power supply wire segment is sequentially placed in the wire groove 2405. When the power supply wire segment reaches the peeling component 25, the peeling jaws 2503 clamp both ends of the power supply wire segment to peel off the insulating skin at both ends of the power supply wire segment and expose the internal wires. When the power supply wire segment reaches the soldering component 26, the solder wire moves downward and the soldering iron 2602 moves upward to melt the solder wire on the wires at both ends of the power supply wire segment.

[0043] The welding mechanism 3 includes a welding manipulator 31 and a welding head structure 32 installed at the end of the welding manipulator 31. The welding head structure 32 includes a welding base 3201 installed on the manipulator. A welding clamping plate 3211 perpendicular to the bottom surface of the welding base 3201 is provided at the bottom of the welding base 3201. A fixed clamping block 3212 protruding outward is provided at the center of the end of the welding clamping plate 3211. First and second clamping grooves are respectively provided on both sides of the end of the fixed clamping block 3212. First and second welding clamping cylinders 3221 and 3231 are respectively provided on both sides of the welding clamping plate 3211. The ends of the first and second welding clamping cylinders 3221 and 3231 are both fixed on the bottom surface of the welding base 3201. A first fixing ring 3222 is further provided in the middle of the first welding clamping cylinder 3221. The inner side of the first fixing ring 3222 is fixedly connected to the welding clamping plate 3211. A second fixing ring 3232 is further provided in the middle of the second welding clamping cylinder 3231. The inner side of the second fixing ring 3232 is fixedly connected to the welding clamping plate 3211. A first moving jaw 3223 is installed at the output end of the first welding clamping cylinder 3221. The top of the first moving jaw 3223 is hinged to the output section of the first welding clamping cylinder 3221. The middle part of the inner side of the first moving jaw 3223 is hinged to the welding clamping plate 3211. A third clamping groove is provided on the inner side of the end of the first moving jaw 3223. A second moving jaw 3233 is installed at the output end of the second welding clamping cylinder 3231. The top of the second moving jaw 3233 is hinged to the output section of the second welding clamping cylinder 3231. The middle part of the inner side of the second moving jaw 3233 is hinged to the welding clamping plate 3211. A fourth clamping groove is provided on the inner side of the end of the second moving jaw 3233. The first moving jaw 3223 and the second moving jaw 3233 are arranged symmetrically with respect to the fixed clamping block 3212 in a mirror image manner;

[0044] A stabilizing assembly is further symmetrically provided on both sides of the welding clamping plate 3211. The stabilizing assembly includes at least one telescopic sleeve 3241. The top of the telescopic sleeve 3241 is fixed on the bottom surface of the welding base 3201. The telescopic sleeve 3241 includes a primary sleeve and a secondary sleeve. A stabilizing block 3242 is provided at the end of the telescopic sleeve 3241. Two symmetrically arranged stabilizing clamping grooves are provided at the top and bottom of the stabilizing block 3242;

[0045] A welding assembly is symmetrically arranged on both sides of the welding clamping plate 3211 and is located outside the stabilizing assembly. The welding assembly includes a welding cylinder 3251, which is vertically downwardly mounted on the bottom surface of the welding base 3201. A welding block 3252 is mounted at the end of the welding cylinder 3251, and two symmetrically arranged welding grooves 3253 are arranged at the bottom of the welding block 3252.

[0046] The welding platform 4 is arranged on the frame 1 and is located at one side of the manipulator. The welding platform 4 is provided with a placement slot for placing the parts to be welded.

[0047] The working principle of the present technical solution is as follows: first, the manipulator takes out two power line segments from the end of the loading assembly 24, and the first welding clamping cylinder 3221 and the second welding clamping cylinder 3231 respectively move downward to drive the first moving jaw 3223 and the second moving jaw 3233 to cooperate with the fixed clamping block 3212 respectively, and each clamps a power line segment, and the manipulator rotates to the specified position on the welding platform 4, and the manipulator moves downward, and first the first moving jaw 3223, the second moving jaw 3233 and the end of the fixed clamping block 3212 contact the welded part, and the power line segment is positioned, and the manipulator continues to move downward, and the stabilizing block 3242 presses and stabilizes the two ends of the power line segment, and positions the power line segment, and the manipulator continues to move downward, and the welding block 3252 contacts the two ends of the power line segment and welds it to fix it, and this process is repeated to complete the welding steps of each station.

[0048] In some embodiments, an annular straightening groove is provided on the outer side walls of the first fixed straightening wheel 2242 , the first movable straightening wheel 2245 , the second fixed straightening wheel 2251 , and the second movable straightening wheel 2254 ;

[0049] In some embodiments, a power cord positioning assembly is also provided directly above the feeding channel, and the power cord positioning assembly includes two support frames 2701, and the two support frames 2701 are respectively installed on the top of the two ends of the support plate 2401, and a second transmission wheel 2702 is installed on each of the support frames 2701. The power cord positioning assembly also includes a third positioning belt 2703 and a fourth positioning belt 2704, and the third positioning belt 2703 and the fourth positioning belt 2704 are synchronously formed through the second transmission wheel 2702. The lower surface of the third positioning belt 2703 is parallel to and fits with the top surface of the first feeding belt 2403, and the lower surface of the fourth positioning belt 2704 is parallel to and fits with the top surface of the second feeding belt 2404. Both ends of the first feeding belt 2403 and the second feeding belt 2404 extend out of the third positioning belt 2703 and the fourth positioning belt 2704. The top surface of the downward section of the third positioning belt 2703 and the fourth positioning belt 2704 is also provided with a fitting plate 2705.

[0050] In some embodiments, the welding clamping plate 3211 is flat.

[0051] In some embodiments, the third clamping groove and the first clamping groove can enclose to form a complete cylindrical groove, and the fourth clamping groove and the second clamping groove can enclose to form a complete cylindrical groove.

[0052] In some embodiments, the distance between the two stable clamping grooves is equal to the distance between the first clamping groove and the second clamping groove at the end of the fixed clamping block 3212.

[0053] In some embodiments, the distance between the two welding grooves 3253 is equal to the distance between the first clamping groove and the second clamping groove at the end of the fixed clamping block 3212.

[0054] The beneficial effects of the present invention are as follows: This technical solution realizes full-automatic wire feeding, wire cutting, wire stripping, tinning and welding, without much manual participation, and improves production efficiency.

[0055] The above are only the embodiments of the present invention, and do not limit the patent scope of the present invention accordingly. Any equivalent structure or equivalent process transformation made by using the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, shall be included in the patent protection scope of the present invention by the same token.

Claims

1. An automatic wire bonding machine, characterized in that: It includes a frame (1) and at least one set of automatic wire welding structures arranged on the frame (1), and the automatic wire welding structure includes a feeding mechanism (2), a welding mechanism (3) and a welding platform (4); The feeding mechanism (2) includes a feeding tray (21), a straightening assembly, a cutting assembly (23), a peeling assembly (25) and a tinning assembly (26) arranged in sequence; The straightening assembly includes a straightening mounting plate (2210) and a left-right straightening unit (2240) and an up-down straightening unit (2250) mounted on the straightening mounting plate (2210). The straightening mounting plate (2210) is vertically mounted on the frame (1). One end of the straightening mounting plate (2210) close to the feeding tray (21) is provided with a power cord inlet hole (2220), and the other end of the straightening mounting plate (2210) is provided with a power cord outlet hole. The power cord inlet hole (2220) and the power cord outlet hole are on the same horizontal straight line. The left-right straightening unit (2240) is mounted on the side of the straightening mounting plate (2210) and close to the power cord inlet hole (2220). The left-right straightening unit (2240) includes a first bracket (2241). The top of the first bracket (2241) is provided with a plurality of first fixed straightening wheels (2242) arranged in a straight line. The first fixed straightening wheels (2242) can all rotate in the horizontal plane. The top of the first bracket (2241) is also provided with a plurality of first straightening wheel slide rails (2243) arranged in parallel. First straightening wheel sliders (2244) are arranged on the first straightening wheel slide rails (2243). First moving straightening wheels (2245) are mounted on the first straightening wheel sliders (2244). The first moving straightening wheels (2245) can horizontally rotate in the same horizontal plane as the first fixed straightening wheels (2242). The up-down straightening unit (2250) is mounted on the side of the straightening mounting plate (2210) and close to the power cord outlet hole. The up-down straightening unit (2250) includes a plurality of second fixed straightening wheels (2251) linearly mounted on the side of the straightening mounting plate (2210). The second fixed straightening wheels (2251) can all rotate in the vertical plane. The up-down straightening unit (2250) also includes a plurality of second straightening wheel slide rails (2252) arranged in parallel on the side of the straightening mounting plate (2210). Second straightening wheel sliders (2253) are arranged on the second straightening wheel slide rails (2252). Second moving straightening wheels (2254) are mounted on the second straightening wheel sliders (2253). The second moving straightening wheels (2254) can rotate in the same vertical plane as the second fixed straightening wheels (2251). The channels through which the power cord can pass between the first fixed straightening wheels (2242) and the first moving straightening wheels (2245), the channels through which the power cord can pass between the second fixed straightening wheels (2251) and the second moving straightening wheels (2254), and the connection line between the power cord inlet hole (2220) and the power outlet hole are on the same straight line; The cutting component (23) is installed outside the end of the straightening mounting plate (2210) and above the power cord outlet hole. The cutting component (23) includes a first cylinder (2301) vertically arranged downward and a cutting plate (2302) installed at the bottom of the first cylinder (2301). Cutting knives (2303) are provided on both sides of the bottom of the cutting plate (2302); A feeding component (24) is further provided on the frame (1) below the cutting component (23). The transmission direction of the feeding component (24) is perpendicular to the discharging direction of the feeding tray (21). The feeding component (24) includes two support plates (2401) that are parallel to each other and vertically installed on the frame (1). A feeding channel is formed between the two support plates (2401). First driving wheels (2402) are provided at both ends of the feeding channel. The two ends of each first driving wheel (2402) are respectively installed on the support plates (2401) on both sides. The feeding component (24) further includes a first feeding belt (2403) and a second feeding belt (2404). The two ends of the first feeding belt (2403) and the second feeding belt (2404) are respectively fixed on the first driving wheels (2402) at both ends of the feeding channel and form a synchronous loop through the first driving wheels (2402). A plurality of parallel wire grooves (2405) are provided on the outer surfaces of the first feeding belt (2403) and the second feeding belt (2404); The peeling component (25) includes peeling units symmetrically arranged on the frame (1) and on both sides of the support plates (2401). Each peeling unit includes a peeling base (2501), a peeling cylinder (2502) installed on the peeling base (2501), and a peeling jaw (2503) provided at the end of the peeling cylinder (2502); The tinning component (26) is installed at the middle position of the loading component (24). The tinning component (26) includes tinning units symmetrically arranged on both sides of the support plate (2401). The tinning unit includes a tinning cylinder (2601) installed at the bottom of the frame (1). The tinning cylinder (2601) is arranged obliquely upward. A soldering iron (2602) is provided at the top of the tinning cylinder (2601). The extending direction of the soldering iron (2602) is the same as that of the tinning cylinder (2601). The top surface of the soldering iron (2602) is horizontally arranged. A slot for embedding the wire in the power cord is provided on the top surface of the soldering iron (2602). A gantry (2603) is provided on the frame (1) on one side of the soldering iron (2602). The two side feet of the gantry (2603) are respectively located on both sides of the support plate (2401). The tinning unit further includes a solder wire reel (2604) arranged above the soldering iron (2602). The solder wire reel (2604) is installed on the gantry (2603). A solder wire channel (2605) through which the solder wire can pass is further provided below the solder wire reel (2604). The bottommost part of the solder wire channel (2605) extends to the top plane of the loading component (24). The solder wire channel (2605) is vertically installed on the gantry (2603). The middle part of the solder wire channel (2605) is exposed. The tinning unit includes a solder wire downward motor (2606). A downward driving wheel (2607) is installed at the end of the solder wire downward motor (2606). A downward driven wheel (2608) is provided on one side of the downward driving wheel (2607). The downward driven wheel (2608) and the downward driving wheel (2607) are located in the same horizontal plane. The two sides of the side wall of the solder wire passing through the solder wire channel (2605) are respectively in contact with the downward driven wheel (2608) and the downward driving wheel (2607). The welding mechanism (3) includes a welding manipulator (31) and a welding head structure (32) installed at the end of the welding manipulator (31). The welding head structure (32) includes a welding base (3201) installed on the manipulator. A welding clamping plate (3211) perpendicular to the bottom surface of the welding base (3201) is provided at the bottom of the welding base (3201). A fixed clamping block (3212) protruding outward is provided at the center of the end of the welding clamping plate (3211). First and second clamping grooves are respectively provided on both sides of the end of the fixed clamping block (3212). First and second welding clamping cylinders (3221) and (3231) are respectively provided on both sides of the welding clamping plate (3211). The ends of the first and second welding clamping cylinders (3221) and (3231) are both fixed on the bottom surface of the welding base (3201). A first fixing ring (3222) is further provided in the middle of the first welding clamping cylinder (3221). The inner side of the first fixing ring (3222) is fixedly connected to the welding clamping plate (3211). A second fixing ring (3232) is further provided in the middle of the second welding clamping cylinder (3231). The inner side of the second fixing ring (3232) is fixedly connected to the welding clamping plate (3211). A first movable jaw (3223) is installed at the output end of the first welding clamping cylinder (3221). The top of the first movable jaw (3223) is hinged to the output section of the first welding clamping cylinder (3221). The middle part of the inner side of the first movable jaw (3223) is hinged to the welding clamping plate (3211). A third clamping groove is provided on the inner side of the end of the first movable jaw (3223). A second movable jaw (3233) is installed at the output end of the second welding clamping cylinder (3231). The top of the second movable jaw (3233) is hinged to the output section of the second welding clamping cylinder (3231). The middle part of the inner side of the second movable jaw (3233) is hinged to the welding clamping plate (3211). A fourth clamping groove is provided on the inner side of the end of the second movable jaw (3233). The first movable jaw (3223) and the second movable jaw (3233) are arranged symmetrically with respect to the fixed clamping block (3212) in a mirror image manner; Stabilizing components are also symmetrically provided on both sides of the welding clamping plate (3211). The stabilizing components include at least one telescopic sleeve (3241). The top of the telescopic sleeve (3241) is fixed on the bottom surface of the welding base (3201). The telescopic sleeve (3241) includes a primary sleeve and a secondary sleeve. A stabilizing block (3242) is provided at the end of the telescopic sleeve (3241). Two symmetrically arranged stabilizing card slots are provided at the top and bottom of the stabilizing block (3242); On both sides of the welding clamping plate (3211), a welding assembly is symmetrically arranged and the welding assembly is located outside the stabilizing assembly. The welding assembly includes a welding cylinder (3251), the welding cylinder (3251) is vertically and downwardly installed on the bottom surface of the welding base (3201), a welding block (3252) is installed at the end of the welding cylinder (3251), and two symmetrically arranged welding grooves (3253) are provided at the bottom of the welding block (3252). The welding platform (4) is arranged on the frame (1) and on one side of the manipulator, and a placement groove for placing the workpiece to be welded is provided on the welding platform (4).

2. The automatic wire bonding machine according to claim 1, characterized in that: Annular straightening grooves are provided on the outer side walls of the first fixed straightening wheel (2242), the first movable straightening wheel (2245), the second fixed straightening wheel (2251) and the second movable straightening wheel (2254).

3. The automatic wire bonding machine according to claim 1, characterized in that: A power cord positioning assembly is further provided directly above the feeding channel. The power cord positioning assembly includes two support frames (2701), the two support frames (2701) are respectively installed at the tops of both ends of the support plate (2401), a second transmission wheel (2702) is installed on each of the support frames (2701), the power cord positioning assembly further includes a third positioning belt (2703) and a fourth positioning belt (2704), the third positioning belt (2703) and the fourth positioning belt (2704) form a synchronous loop through the second transmission wheel (2702), the lower surface of the third positioning belt (2703) is parallel and in contact with the top surface of the first feeding belt (2403), the lower surface of the fourth positioning belt (2704) is parallel and in contact with the top surface of the second feeding belt (2404), both ends of the first feeding belt (2403) and the second feeding belt (2404) extend out of both ends of the third positioning belt (2703) and the fourth positioning belt (2704), and a fitting plate (2705) is further provided on the top surface of the downward running section of the third positioning belt (2703) and the fourth positioning belt (2704).

4. The automatic wire bonding machine according to claim 1, characterized in that: The welding clamping plate (3211) is flat.

5. The automatic wire bonding machine according to claim 1, characterized in that: The third clamping groove and the first clamping groove can enclose to form a complete cylindrical groove, and the fourth clamping groove and the second clamping groove can enclose to form a complete cylindrical groove.

6. The automatic wire bonding machine according to claim 1, characterized in that: The distance between the two stable clamping grooves is equal to the distance between the first clamping groove and the second clamping groove at the end of the fixed clamping block (3212).

7. The automatic wire bonding machine according to claim 1, characterized in that: The distance between the two welding grooves (3253) is equal to the distance between the first clamping groove and the second clamping groove at the end of the fixed clamping block (3212).

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