CN210349710U

CN210349710U - Automatic wire cutting and stripping, wire feeding and welding device

Info

Publication number: CN210349710U
Application number: CN201920853025.4U
Authority: CN
Inventors: 郑福全; 赖伟坚; 陈韦龙
Original assignee: Dongguan Lansi Automation Equipment Co ltd
Current assignee: Dongguan Lansi Automation Equipment Co ltd
Priority date: 2019-06-06
Filing date: 2019-06-06
Publication date: 2020-04-17
Anticipated expiration: 2029-06-06

Abstract

The utility model discloses an automatic cut wire stripping send line bonding wire device, it is connected with the workstation of equipment, and automatic cut wire stripping send line bonding wire device to include: the utility model discloses a wire transmission unit, locate the wire transmission unit feed end cut the wire stripping unit, locate the at least one of them one side of wire stripping unit of cutting send the wire unit and locate and send the ascending at least bonding wire unit of wire unit feed direction, this wire transmission unit is used for to cutting the wire unit and carry and wait to cut the wire, should cut the wire stripping unit and be used for treating the insulating layer of cutting the wire and cut off and peel off the insulating layer that is cut, should send the wire unit and be used for transmitting the wire that finishes of cutting to the bonding wire unit, this bonding wire unit is used for welding the wire on waiting to process the article, should cut the relative wire transmission unit of wire stripping unit and be equipped with a ray bearing unit simultaneously, the utility model discloses make smooth and easy linking between each station, the location is accurate, has improved the efficiency of product processing assembly greatly, can effectively improve the yields of product, has improved the security.

Description

Automatic wire cutting and stripping, wire feeding and welding device

Technical Field

The utility model relates to a technical field of machining equipment refers in particular to an automatic wire cutting and stripping and wire feeding and welding device.

Background

The relay (English name: relay) is an electric control device, it is an electric appliance which can make the controlled quantity produce predefined step change in the electric output circuit when the change of input quantity (exciting quantity) is up to the regulation requirement, it has the interaction relation between control system (also called input circuit) and controlled system (also called output circuit), and is usually used in automatic control circuit, it is an "automatic switch" which actually uses small current to control large current operation, so that it can make circuit implement automatic regulation, safety protection and conversion circuit.

In the production process of the traditional relay, the terminal is generally welded manually, the welding mode is low in efficiency, in the welding process, the required current is high, the temperature is high, manual operation is easy to contact with a welding part in the welding operation process, so that the operator is subjected to electric shock or scalding and other accidents, and great potential safety hazards exist for the operator; and manual welding owing to appear welding position skew easily, welding dynamics holds improper, welding time too short or overlength scheduling problem to the condition such as welding position is just appearing, the welding is unstable or scald terminal welding position, and the yields of product is low.

With the development of science and technology, the research and development capability of people on equipment is continuously improved, so that the automation progress of production and processing is increasingly improved, and the appearance of the resistance welding machine replaces manual handheld operation, so that the personal safety of operators is guaranteed, but the existing resistance welding machine is complex in structure and inconvenient for daily maintenance; moreover, since the bottom surface of the welding head/electrode generating end of these resistance welding machines is generally flat, the welding head/electrode generating end is liable to crush the wire or damage the terminal during the welding operation, which affects the yield of the product, for example, the patent with publication number CN207139092 named as a resistance welding machine.

In the production process, generally, the lead is manually cut to a fixed length, at least one end of the lead is stripped, and then the lead is moved to the next procedure for welding operation, so that the method has low efficiency, wastes time and labor, and easily damages conductors in the lead in the manual wire stripping process to influence the quality of products, so that the reject ratio of the products is high; with the development of science and technology, the automatic wire cutting and stripping equipment is adopted, so that the wire cutting and stripping efficiency is improved to a certain extent, and the conductor of a wire is prevented from being damaged during wire stripping, but the equipment is generally independent from the equipment in a welding process, after the wire cutting and stripping is completed, the wire still needs to be manually transferred to the equipment in the welding process for the operation of the next process, the connection among the processes is not smooth, the efficiency is still influenced, in addition, the wires which are cut and stripped are generally placed in a mess in a containing box/a containing box, inconvenience is brought to the wire taking of an operator, and the processing efficiency of the product is still limited.

Disclosure of Invention

An object of the utility model is to overcome the weak point among the prior art and provide an automatic wire bonding device is sent to cutting wire stripping, the device makes smoothly linking up between each station, closely links to each other, and the location is accurate, has avoided because of the condition of the fragile lost wire of artifical cutting wire stripping time and because of the condition of the scattered indiscriminate restriction line of getting of wire and machining efficiency, has improved the efficiency of product processing assembly greatly, can effectively improve the yields of product, has improved the security of bonding wire operation.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an automatic cut wire stripping send line bonding wire device which is connected with the workstation of equipment, automatic cut wire stripping send line bonding wire device includes: the wire cutting and stripping unit is used for cutting an insulating layer of a wire to be cut and stripping the cut insulating layer, the wire feeding unit is used for conveying the cut and stripped wire to the wire welding unit, the wire welding unit is used for welding the wire to be processed, one surface of the wire cutting and stripping unit, which is opposite to the wire conveying unit, is provided with a wire bearing unit, and the wire bearing unit is used for bending the welded wire to prevent the wire from colliding when the wire feeding unit conveys the next wire to be welded.

The line transmission unit consists of a line transmission bracket, a line transmission bearing seat connected to the top surface of the line transmission bracket through a line transmission cylinder, at least one driven line shaft arranged on the line transmission bearing seat, a driven line wheel arranged at the inner side of one end of the driven line shaft, a first line guide wheel arranged at the end part of at least one end of the driven line shaft, a line transmission wheel arranged at the side surface of the line transmission bracket through a line transmission shaft and meshed with the driven line wheel, a driving auxiliary wheel arranged on the line transmission shaft at one side of the line transmission wheel, a second line guide wheel arranged at the end part of at least one end of the line transmission shaft, line inlet guide blocks arranged at the line inlet ends of the first line guide wheel and the second line guide wheel, line outlet guide blocks arranged at the line outlet ends of the first line guide wheel and the second line guide wheel, a line transmission motor arranged at one side of the line transmission bracket, a driving main wheel connected with the line transmission motor and, the circumferential surface of the first wire guiding wheel is tangent to the circumferential surface of the second wire guiding wheel, the front end and the rear end of the wire inlet guide block are provided with a wire inlet guide groove in a penetrating way, the front end and the rear end of the wire outlet guide block are provided with a wire outlet guide hole in a penetrating way, the wire inlet end of at least one side surface of the wire transmission support is provided with a plurality of wire transmission rollers, and the wire transmission rollers are used for assisting in transmitting wires to be cut.

The wire cutting and stripping unit comprises a wire cutting vertical frame, a positive and negative ball screw arranged on the wire cutting vertical frame through two wire cutting screw seats, at least one upper cutter set arranged on one wire cutting screw seat, at least one lower cutter set arranged on the other wire cutting screw seat and a wire cutting motor connected with one end of the positive and negative ball screw, the wire cutting motor is arranged at the top of the wire cutting vertical frame, the wire bearing unit is arranged on the wire cutting vertical frame and consists of a wire bearing cylinder and a wire bearing plate arranged at one end of the wire bearing cylinder, wherein at least one wire cutting slide block is arranged on the wire cutting screw seat of the wire cutting and stripping unit and is connected with the wire cutting vertical frame through a wire cutting guide rail, at least one side of each wire cutting screw seat is provided with a wire cutting induction sheet, and a wire cutting displacement sensor is arranged on the wire cutting vertical frame corresponding to the installation position of the wire cutting induction sheet, the tangent displacement sensor is used for feeding back data of the displacement of the tangent sensing piece.

Go up the blade holder by the last blade holder that is connected with tangent line lead screw seat, wear to locate the lower push ram of last blade holder, along with wire feed direction locate respectively down the first cutter and the second on the push ram both sides and with push ram down the last sword cylinder that one end is connected constitute down, should push down the push ram and be used for cleaing away the insulating layer of gluing the wire on last blade holder or lower blade holder in the cutting process, should go up the blade holder from top to bottom and run through and be equipped with a push ram sliding hole, should push down push ram sliding connection in this push ram sliding hole, the cutter is fixed in on the blade holder jointly on this first cutter and the second, cutter is the ladder setting on this first cutter and the second.

The lower cutter group is composed of a lower cutter seat, a first lower cutter and a second lower cutter, wherein the first lower cutter and the second lower cutter are respectively arranged on the front side and the rear side of the lower cutter seat along with the feeding direction of a lead, a blanking hole is formed in the lower cutter seat in a penetrating mode from top to bottom, a row of material slide is arranged below the blanking hole and used for conveying waste materials generated during wire stripping, a material collecting box is arranged at the lower end of the material discharging slide and used for collecting the waste materials output by the material discharging slide, and the first lower cutter and the second lower cutter are arranged in a stepped mode.

The wire feeding unit comprises a wire feeding fixing plate arranged on the bottom surface of the workbench, a transmission screw rod connected on the wire feeding fixing plate through a wire feeding bearing seat, a wire feeding screw rod motor connected with one end of the transmission screw rod, a wire feeding connecting plate connected on the transmission screw rod through a screw rod transmission seat, a wire feeding arm arranged at least one end of the wire feeding connecting plate and penetrating through the workbench, a wire feeding lifting cylinder arranged at the upper end of the wire feeding arm, a wire feeding supporting plate connected with the wire feeding lifting cylinder through a wire feeding mounting plate, a wire penetrating piece arranged at one end of the wire feeding supporting plate, a wire clamping block arranged in the wire penetrating piece in a sliding manner and a wire feeding clamping cylinder connected with the wire clamping block, wherein the wire feeding clamping cylinder is arranged at the other end of the wire feeding supporting plate, one side of the wire feeding arm is provided with a wire feeding guide sliding block connected with the workbench through a wire feeding guide rail, and the other side of the wire feeding arm is provided with a, the workbench corresponding to the position where the wire feeding induction sheet is arranged is provided with a wire feeding displacement sensor which is used for matching with the wire feeding induction sheet and feeding back a signal of the displacement condition of the wire feeding arm to the equipment.

The welding wire unit consists of a welding wire main seat, a welding wire driving cylinder arranged at the upper end of the support, a welding wire cooling part connected with the welding wire driving cylinder, a first welding head connected with the welding wire cooling part through a first welding wire seat and a second welding head arranged below the first welding head, wherein one end of the first welding head is provided with a groove, the second welding head is connected with the bottom end of the welding wire main seat through a second welding wire seat, and the first welding head and the second welding head are respectively and electrically connected with a welding host machine.

The main seat of the welding wire is connected with the workbench through a first welding wire insulating block, the main seat of the welding wire is connected with a welding wire driving cylinder through a welding wire mounting plate, and the welding wire driving cylinder is connected with a welding wire cooling part through a welding wire connecting block.

The welding wire cooling part is internally provided with a cooling cavity, a water inlet hole is arranged above the welding wire cooling part, a water outlet hole is arranged in the clamping hole, the water inlet hole and the water outlet hole are respectively communicated with the cooling cavity, the water inlet hole and the water outlet hole are respectively connected with cooling equipment, one surface of the welding wire cooling part is provided with a mounting groove, and the mounting groove is fixedly connected with the sliding block.

The beneficial effects of the utility model reside in that: the wire transmission unit transmits and fixes the length of the wire through the wire transmission roller wheel, the first wire wheel and the second wire wheel are matched with the wire inlet guide block and the wire outlet guide block to guide the wire, and the wire is transmitted to the cutting and stripping first unit so as to ensure the accuracy of the wire feeding position; the wire cutting and stripping unit enables the upper cutter set and the lower cutter set to move up and down simultaneously under the action of the positive and negative ball screws to cut and strip insulating layers at two ends of a wire, and then the wire feeding unit is matched to take and feed the wire, the three are matched with each other to realize the automation of the wire cutting, stripping and feeding operation of the wire, so that stations are smoothly connected with each other, meanwhile, the wire feeding unit is used for conveying the wire to the wire cutting unit, the wire feeding unit is closely connected with the wire cutting and stripping unit, the wire feeding unit is closely matched with the wire cutting and stripping unit in time, the time consumption between single stations is avoided, in addition, the wire feeding unit is guided by the transmission screw rod and the wire feeding guide rail, the accuracy of the wire feeding position is effectively ensured, in addition, the two sides of the wire transmission unit are respectively provided with the wire transmission rollers, and the arrangement number of the first wire wheel, the second wire wheel, the wire inlet guide block and the wire outlet guide block of the wire transmission, the wire transmission is carried out by matching with the wire transmission roller to form a double-wire transmission mechanism, the wire transmission is carried out on two sides of the wire transmission unit at the same time, the wire cutting and stripping unit and the wire feeding unit are matched with the wire transmission roller on the two sides of the wire transmission unit, and the wire cutting, stripping and feeding operation is carried out on the wires fed on the two sides at the same time, so that the single stations are closely connected, the positioning is accurate, the condition that the wires are easily lost when the wires are manually cut and stripped and the condition that the wire taking and processing efficiency are limited due to the scattered wires are avoided, the efficiency of processing and assembling of products is greatly improved, and the yield of the products is effectively improved; when the first welding head is driven by the welding wire driving cylinder to be contacted with the second welding head, a conduction loop is formed, the welding host machine is electrified instantly, and a lead is welded to an object to be processed to the conductive terminal, so that the automation of the welding wire operation is realized; the groove design at the lower end of the first welding head can better enable wires to be gathered together during welding, ensure that the welded wires are firmer, and effectively improve the yield of products; the cooling part is arranged, and the cooling part takes away heat generated by the first welding head during welding every time of welding, so that the constant temperature of welding is kept, and the welding quality of a product is ensured; the arrangement of the first welding wire insulating block and the second welding wire insulating block can effectively prevent current of a welding host from being conducted to the workbench in the process of resistance welding operation, and the safety of welding operation is improved.

Drawings

Fig. 1 is one of the schematic perspective views of the present invention.

Fig. 2 is a second schematic perspective view of the present invention.

Fig. 3 is a schematic structural diagram of the wire transmission unit of the present invention.

Fig. 4 is a schematic diagram of the internal structure of the wire transmission unit according to the present invention.

Fig. 5 is a schematic structural diagram of the inlet wire guide block of the present invention.

Fig. 6 is a schematic structural diagram of the wire outlet guide block of the present invention.

Fig. 7 is a schematic structural diagram of the wire cutting and stripping unit of the present invention.

Fig. 8 is a schematic sectional view of the upper knife group of the present invention.

Fig. 9 is a schematic cross-sectional view of the lower blade set of the present invention.

Fig. 10 is a schematic structural view of the wire feeding unit of the present invention.

Fig. 11 is a schematic view of the connection structure of the thread passing member and the tensioning block of the present invention.

Fig. 12 is a schematic perspective view of the cooling portion of the bonding wire according to the present invention.

Fig. 13 is a schematic cross-sectional view of the cooling portion of the bonding wire according to the present invention.

Fig. 14 is a schematic perspective view of a first bonding tool according to the present invention.

The reference numbers illustrate:

1-a line transmission unit; 11-wire transfer rack; a 12-wire transfer cylinder; 13-wire transmission bearing seats; 14-line driven shafts; a 15-wire driven wheel; 16-a first wire guide wheel; 17-wire drive shaft; 18-a wire drive wheel; 19-driving the secondary wheel; 1 a-a second wire guide wheel; 1 b-an incoming line guide block; 1 ba-inlet wire guide groove; 1 bb-a limit piece; 1 c-a lead-out guide block; 1 ca-a wire-outgoing guide hole; 1 d-line transmission motor; 1 e-driving the main wheel; 1 f-drive belt; 1 g-line transmission roller; 2-cutting the wire stripping unit; 21-a tangent vertical frame; 22-a tangent screw rod seat; 23-positive and negative ball screw; 24-upper cutter group; 241-upper tool apron; 241 a-a sliding hole of the push block; 242-pressing the push block downwards; 243-a first upper cutter; 243 a-first lower edge; 244-a second upper cutter; 244 a-a second lower edge; 245-a knife-up cylinder; 25-lower cutter group; 251-a lower tool apron; 251 a-blanking hole; 252-a first lower cutter; 252 a-first upper edge; 253-a second lower cutter; 253 a-second upper knife edge; 26-a tangent motor; 2 a-tangent slide block; 2 b-tangent rail; 2 c-a tangent line induction sheet; 2 d-tangential displacement sensor; 2 e-a discharge chute; 2 f-a collection box; 3-a wire feeding unit; 31-wire feeding fixing plate; 32-wire feeding bearing seat; 33-a drive screw; 34-wire feeding screw motor; 35-a screw rod transmission seat; 36-wire feeding connecting plate; 37-wire feeding arm; 38-wire feeding lifting cylinder; 39-wire feeding mounting plate; 3 a-a thread feeding pallet; 3 b-a thread passing member; 3 c-a clamping block; 3 d-wire feeding clamping cylinder; 3 e-a wire feeding guide slide block; 3 f-a wire feeding guide rail; 3 g-feeding a wire induction sheet; 3 h-a wire feeding displacement sensor; a 4-line holding unit; a 41-line bearing cylinder; a 42-wire support plate; 5-a wire bonding unit; 51-a main base for bonding wires; 511-wire bonded substrate; 511 a-bonding wire negative electrode connection position; 512-second wire bond insulation block; 513-a wire bonding bracket; 52-wire-drive cylinder; 53-wire cooling; 531-mounting grooves; 532-card hole; 533-cooling chamber; 534-water inlet hole; 535-water outlet; 536-bonding wire positive connection position; 54-a first wire holder; 55-a first welding head; 551-groove; 56-a second welding head; 57-a second wire holder; p-first wire bond insulator block.

Detailed Description

The invention is further described below with reference to the drawings in the specification:

as shown in fig. 1-14, the utility model discloses an automatic cut wire stripping send line bonding wire device, this automatic cut wire stripping send line bonding wire device to be connected with the workstation of equipment, this automatic cut wire stripping send line bonding wire device to include: the wire cutting and stripping device comprises a wire transmission unit 1, a wire cutting and stripping unit 2 arranged at the feeding end of the wire transmission unit 1 and a wire feeding unit 3 arranged on at least one side of the wire cutting and stripping unit 2, wherein the wire transmission unit 1 is used for conveying a wire to be cut to the wire cutting and stripping unit 2, the wire cutting and stripping unit 2 is used for cutting an insulating layer of the wire to be cut and stripping the cut insulating layer, the wire feeding unit 3 is used for conveying the cut and stripped wire to the next processing procedure, one side of the wire cutting and stripping unit 2, which is opposite to the wire transmission unit 1, is provided with a wire bearing unit 4, and the wire bearing unit 4 is used for bending the welded wire to prevent the wire feeding unit from colliding with the next wire to be welded, so that the welding quality of the wire is ensured.

As shown in FIGS. 1 to 6, the wire transfer unit 1 comprises a wire transfer frame 11, a wire transfer bearing housing 13 connected to the top surface of the wire transfer frame 11 through a wire transfer cylinder 12, at least one wire driven shaft 14 provided on the wire transfer bearing housing 13, a wire driven wheel 15 provided on the inner side of one end of the one wire driven shaft 14, a first wire guide wheel 16 provided on the end of at least one end of the wire driven shaft 14, a wire drive wheel 18 provided on the side surface of the wire transfer frame 11 through a wire drive shaft 17 and engaged with the wire driven wheel 15, a driving sub-wheel 19 provided on the wire drive shaft 17 on one side of the wire drive wheel 18, a second wire guide wheel 1a provided on the end of at least one end of the wire drive shaft 17, a wire inlet guide block 1b mounted on the wire inlet ends of the first wire guide wheel 16 and the second wire guide wheel 1a, a wire outlet guide block 1c mounted on the wire outlet ends of the, A line transmission motor 1d arranged at one side of the line transmission bracket 11, a driving main wheel 1e connected with the line transmission motor 1d and a driving belt 1f connected between the driving main wheel 1e and the driving auxiliary wheel 19 in a transmission way, the circumferential surface of the first wire guide wheel 16 is tangent with the circumferential surface of the second wire guide wheel 1a, the front end and the rear end of the wire inlet guide block 1b are penetrated and provided with a wire inlet guide groove 1ba, the front end and the rear end of the wire outlet guide block 1c are penetrated and provided with a wire outlet guide hole 1ca, the wire inlet end of at least one side surface of the line transmission bracket 11 is provided with a plurality of line transmission rollers 1g, the line transmission rollers 1g are used for assisting to transmit wires to be cut, wherein, the line transmission bracket 11 comprises a line transmission substrate, line transmission side plates respectively arranged at two sides of the line transmission substrate and a line transmission top plate arranged at the upper end of the two line transmission side plates, the line, the wire transmission bearing block 13 is arranged between two wire transmission side plates, each wire transmission side plate is respectively provided with at least one shaft through hole, both ends of the wire driven shaft 14 are respectively arranged in the corresponding shaft through holes on each wire transmission side plate, the extending end of the wire driven shaft 14 is connected with the first wire guide wheel 16, each wire transmission side plate is also respectively provided with a bearing hole, both ends of the wire driving shaft 17 are respectively arranged in the two corresponding bearing holes through a driving bearing, the extending end of the wire driving shaft 17 is connected with the second wire guide wheel 1a, the wire inlet guide block 1b and the wire outlet guide block 1c are arranged on the same side of the wire transmission side plate, the wire inlet guide slot 1ba of the wire inlet guide block 1b and the wire outlet guide slot 1ca of the wire outlet guide block 1c are arranged on the same straight line, the wire inlet guide block 1b is also provided with a limiting piece 1bb, and the limiting piece 1bb can effectively ensure that the wire to be cut is kept in the wire inlet 1ba of the wire guide block 1b when feeding, the line transmission motor 1d is fixedly connected with one of the line transmission side plates through at least one auxiliary fixing strip, and the auxiliary fixing strip is arranged on the inner side surface of the line transmission side plate; one side of each line transmission side plate is respectively provided with a line inlet part in a protruding way, and each line transmission roller 1g is arranged on at least one line inlet part.

As shown in fig. 1-2 and 7-9, the wire cutting and stripping unit 2 includes a wire cutting vertical frame 21, a forward and backward ball screw 23 disposed on the wire cutting vertical frame 21 through two wire cutting screw holders 22, at least one upper knife group 24 disposed on one of the wire cutting screw holders 22, at least one lower knife group 25 disposed on the other wire cutting screw holder 22, and a wire cutting motor 26 connected to one end of the forward and backward ball screw 23, the wire cutting motor 26 is mounted on the top of the wire cutting vertical frame 21, wherein, the thread cutting screw seat 22 of the thread cutting and stripping unit 2 is at least provided with a thread cutting slide block 2a, the thread cutting slide block 2a is connected with the thread cutting vertical frame 21 through a thread cutting guide rail 2b, at least one side of the tangent line induction piece 2c is arranged on one of the tangent line wire rod seats 22, a tangent line displacement sensor 2d is arranged on the tangent line vertical frame 21 corresponding to one side of the installation position of the tangent line induction piece 2c, and the tangent line displacement sensor 2d is used for feeding back the displacement data of the tangent line induction piece 2 c.

As shown in fig. 7, the wire supporting unit 4 is installed on the tangent stand 21, the wire supporting unit 4 is composed of a wire supporting cylinder 41 and a wire supporting plate 42 installed at one end of the wire supporting cylinder 41, after the welding of the previous wire is completed, the wire supporting cylinder 41 bends the welded wire upwards via the wire supporting plate 42, so as to avoid the wire feeding unit 3 from colliding with the welded wire when the next wire is conveyed to the welding station, thereby ensuring the welding quality of the product.

As shown in fig. 1-2, 7, and 8, the upper blade set 24 comprises an upper blade holder 241 connected to the wire-cutting rod holder 22, a lower pushing block 242 penetrating the upper blade holder 241, a first upper blade 243 and a second upper blade 244 respectively disposed at two sides of the lower pushing block 242 along the feeding direction of the wire, and an upper blade cylinder 245 connected to one end of the lower pushing block 242, wherein the lower pushing block 242 is used to remove the insulation layer of the wire adhered to the upper blade set 24 or the lower blade set 25 during the cutting process, the upper blade holder 241 is provided with a pushing block sliding hole 241a penetrating from top to bottom, the lower pushing block 242 is slidably connected to the pushing block sliding hole 241a, the first upper blade 243 and the second upper blade 244 are jointly fixed to the upper blade holder 241, the first upper blade 243 and the second upper blade 244 are provided with a step 243, wherein the lower ends of the first upper blade 243 and the second upper blade 244 are respectively provided with a lower blade 244a and a lower blade 244a, the first lower blade edge 243a and the second lower blade edge 244a are used to cooperate with the lower blade set 25 to cut and strip the wire.

As shown in fig. 1-2, 7, and 9, the lower blade set 25 comprises a lower blade holder 251 and a first lower blade 252 and a second lower blade 253 respectively installed at the front and rear sides of the lower blade holder 251 along the feeding direction of the wire, the lower blade holder 251 is provided with a blanking hole 251a from top to bottom, a row of material chute 2e is provided below the blanking hole, the row of material chute 2e is used for conveying the waste material generated during stripping, a material collecting box 2f is provided at the lower end of the row of material chute 2e, the material collecting box 2f is used for collecting the waste material output by the row of material chute 2e, the first lower blade 252 and the second lower blade 253 are arranged in a ladder shape, the first lower blade 252 and the first upper blade 243 are arranged in parallel on the vertical plane, the first lower blade 252 is installed at the outer side of the first upper blade, the second lower blade 253 and the second upper blade 244 are arranged in parallel on the vertical plane, the outer side of the second upper blade 244, wherein, the upper ends of the first lower cutter 252 and the second lower cutter 253 are respectively provided with a first upper knife edge 252a and a second upper knife edge 253a, the first upper knife edge 252a and the second upper knife edge 253a are used for correspondingly matching with the first lower knife edge 243a of the first upper cutter 243 and the second lower knife edge 244a of the second upper cutter 244 to cut and strip the wires; the material collecting box 2f is embedded on the workbench, and the material discharging slideway 2e is connected with the workbench through at least one slideway supporting leg.

As shown in fig. 1-2 and 10, the wire feeding unit 3 comprises a wire feeding fixing plate 31 disposed on the bottom surface of the workbench, a transmission screw 33 connected to the wire feeding fixing plate 31 through a wire feeding bearing seat 32, a wire feeding screw motor 34 connected to one end of the transmission screw 33, a wire feeding connecting plate 36 connected to the transmission screw 33 through a screw transmission seat 35, a wire feeding arm 37 disposed at least one end of the wire feeding connecting plate 36 and penetrating the workbench, a wire feeding lifting cylinder 38 mounted on the upper end of the wire feeding arm 37, a wire feeding support plate 3a connected to the wire feeding lifting cylinder 38 through a wire feeding mounting plate 39, a wire penetrating member 3b disposed at one end of the wire feeding support plate 3a, a wire clamping block 3c slidably disposed in the wire penetrating member 3b, and a wire feeding clamping cylinder 3d connected to the wire clamping block 3c, the wire feeding clamping cylinder 3d mounted at the other end of the wire feeding support plate 3a, a wire guiding slider 3e disposed at one side of the wire feeding arm 37, the wire feeding guide slider 3e is connected with the workbench through a wire feeding guide rail 3f, a wire feeding induction sheet 3g is arranged on the other side of the wire feeding arm 37, a wire feeding displacement sensor 3h is arranged on the workbench corresponding to the position where the wire feeding induction sheet 3g is arranged, the wire feeding displacement sensor 3h is used for being matched with the wire feeding induction sheet 3g and feeding back a signal of the displacement condition of the wire feeding arm 37 to the equipment, wherein a plate extension section is arranged on one side of the wire feeding mounting plate 39, and the plate extension section is connected with the wire feeding lifting cylinder 38 through a guide rail on one side.

As shown in fig. 1-2 and 12-14, the wire bonding unit 5 comprises a main wire holder 51, a wire driving cylinder 52 disposed at the upper end of the frame, a wire cooling unit 53 connected to the wire driving cylinder 52, a first bonding head 55 connected to the wire cooling unit 53 via a first wire holder 54, and a second bonding head 56 disposed below the first bonding head 55, wherein a groove 551 is formed at one end of the first bonding head 55, the second bonding head 56 is connected to the bottom end of the main wire holder 51 via a second wire holder 57, and the first bonding head 55 and the second bonding head 56 are respectively and correspondingly electrically connected to the positive pole and the negative pole of a main welding machine; wherein, the recess setting of first bonding tool 55 lower extreme can make the line gather together better when the welding, ensures that the welded wire is more firm, has effectively improved the yields of product.

As shown in fig. 1-2 and 12-14, wire main block 51 is connected to the table by a first wire insulation block P, wire main block 51 is connected to wire drive cylinder 52 by a wire mounting plate, and wire drive cylinder 52 is connected to wire cooling section 53 by a wire connection block.

Further, as shown in fig. 1-2 and 12-14, the main seat 51 for wire bonding includes a wire bonding substrate 511, a wire bonding bracket 513 connected to the wire bonding substrate 511 via a second wire bonding insulating block 512, the wire bonding bracket 513 is connected to the wire bonding mounting board, a mounting groove 531 is formed on one side of the wire bonding cooling portion 53, the mounting groove 531 is connected to a wire bonding slider (not shown), and the wire bonding slider is connected to the wire bonding bracket 513 via a wire bonding guide rail (not shown); wherein, one side of the bonding wire substrate 511 is provided with a bonding wire cathode connection site 511a, and the bonding wire cathode connection site 511a is connected with the anode of the welding host.

Here, it should be noted that the first insulating block and the second wire insulating block 512 are both preferably made of bakelite (bakelite is called phenolic plastic as chemical name, which has high mechanical strength, good insulation, heat resistance, corrosion resistance, and good plasticity like wood, so it is called bakelite), so as to ensure that the wire substrate 511 and the workbench are kept in an insulated state, avoid the conduction of current to the workbench during welding, and ensure the safety of equipment usage.

Still further, as shown in fig. 1-2 and 12-14, two sides of the lower end of the bonding wire connection block are respectively provided with a protrusion, the upper end of the bonding wire cooling portion 53 is provided with a clamping hole 532, the clamping hole 532 is connected with the protrusions, and the protrusions are arranged so that the bonding wire connection block is more stably connected with the clamping hole 532, thereby effectively avoiding the mutual displacement between the bonding wire connection block and the clamping hole 532 and ensuring the accuracy of the downward movement track of the first bonding head 55.

As shown in fig. 12-13, a cooling cavity 533 is formed in the bonding wire cooling portion 53, a water inlet opening 534 is formed above the bonding wire cooling portion 53, a water outlet opening 535 is formed in the clamping opening 532, the water inlet opening 534 and the water outlet opening 535 are respectively communicated with the cooling cavity 533, and the water inlet opening 534 and the water outlet opening 535 are respectively connected with the cooling device; one side of the wire cooling portion 53 is provided with a wire positive connection position 536, and the wire positive connection position 536 is connected to the negative electrode of the welding host; the arrangement of the welding wire cooling part 53 can lead the welding wire cooling part 53 to take away heat generated by the first welding head 55 during welding every time of welding, thereby keeping the constant temperature of welding, ensuring the welding quality of products, avoiding damaging the welding position due to overhigh temperature in the welding process and ensuring the yield of the products; a connection gap is formed between the clamping hole 532 and the bottom surface of the bonding wire connection block, and the connection gap facilitates the pipe of the cooling device to be connected to the water outlet opening 535; in addition, a buffer spring (not shown) is provided in the connection gap, and the buffer spring can ensure that the force of the first welding head 55 and the second welding head 56 clamping the product is not excessive during welding, thereby being beneficial to improving the welding quality.

When the device is used, the device is started, the wire transmission unit 1 transmits a wire to the wire cutting and stripping unit 2, the wire cutting and stripping unit 2 is matched with the upper cutter set 24 and the lower cutter set 25 to interact, the initial end of the wire is cut and the insulating layer is stripped, then the wire feeding unit 3 feeds and connects wires, the wire transmission unit 1 forwards transmits the wire with fixed length, the wire with fixed length passes through the wire penetrating piece 3b of the wire feeding unit 3, the wire expanding and clamping piece 3c is matched with the wire penetrating piece 3b to clamp the wire with fixed length under the action of the expanding and clamping cylinder, at the moment, the wire cutting and stripping unit 2 is matched with the upper cutter set 24 and the lower cutter set 25 to cut and strip the other end of the wire with fixed length, after the wire is completely cut, the wire is transmitted to the next processing station by the wire transmitting unit 3, meanwhile, the wire cutting and stripping unit 2 is matched with the upper cutter set 24 and the lower cutter set 25 to perform cutting operation on the initial end of the new wire to be, the wire bonding unit 5 drives the cylinder 52 to press the first bonding head 55 to the second bonding head 56, so that when the first bonding head 55 contacts with the second bonding head 56 to form a conductive loop, the welding host is powered on instantly to weld the wire to the conductive end of the object to be processed, and if the operation is circulating, the wire cutting, stripping and wire bonding operation is completed.

It should be noted that in the description of the present invention, the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

It is to be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the two elements can be directly connected or indirectly connected through an intermediate medium, and the two elements can be communicated with each other, so that the specific meaning of the terms in the invention can be understood by those skilled in the art.

In addition, still need to explain, the utility model discloses the standard parts that use all can purchase from the market, if relate to special-shaped, all can customize according to the description of the description with the drawing, and the concrete connected mode of each part all adopts conventional means such as ripe screw/bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt among the prior art, and conventional model is no longer repeated here.

It is right only to go up the preferred embodiment of the utility model discloses a it is not right the utility model discloses a scope is injectd, the event is not deviating from the utility model relates to an under the prerequisite of spirit, ordinary engineering technical personnel in the field is right the equivalent change or the decoration that structure, characteristic and principle do, all should fall into the utility model discloses the protection within range of applying for a patent.

Claims

1. The utility model provides an automatic cut wire stripping send line bonding wire device which is connected with the workstation of equipment which characterized in that, automatic cut wire stripping send line bonding wire device includes: the wire cutting and stripping unit is used for cutting an insulating layer of a wire to be cut and stripping the cut insulating layer, the wire feeding unit is used for conveying the cut and stripped wire to the wire welding unit, the wire welding unit is used for welding the wire to be processed, one surface of the wire cutting and stripping unit, which is opposite to the wire conveying unit, is provided with a wire bearing unit, and the wire bearing unit is used for bending the welded wire to prevent the wire from colliding when the wire feeding unit conveys the next wire to be welded.

2. The automatic wire cutting, feeding and bonding device of claim 1, wherein: the line transmission unit consists of a line transmission bracket, a line transmission bearing seat connected to the top surface of the line transmission bracket through a line transmission cylinder, at least one driven line shaft arranged on the line transmission bearing seat, a driven line wheel arranged at the inner side of one end of the driven line shaft, a first line guide wheel arranged at the end part of at least one end of the driven line shaft, a line transmission wheel arranged at the side surface of the line transmission bracket through a line transmission shaft and meshed with the driven line wheel, a driving auxiliary wheel arranged on the line transmission shaft at one side of the line transmission wheel, a second line guide wheel arranged at the end part of at least one end of the line transmission shaft, line inlet guide blocks arranged at the line inlet ends of the first line guide wheel and the second line guide wheel, line outlet guide blocks arranged at the line outlet ends of the first line guide wheel and the second line guide wheel, a line transmission motor arranged at one side of the line transmission bracket, a driving main wheel connected with the line transmission motor and, the circumferential surface of the first wire guiding wheel is tangent to the circumferential surface of the second wire guiding wheel, the front end and the rear end of the wire inlet guide block are provided with a wire inlet guide groove in a penetrating way, the front end and the rear end of the wire outlet guide block are provided with a wire outlet guide hole in a penetrating way, the wire inlet end of at least one side surface of the wire transmission support is provided with a plurality of wire transmission rollers, and the wire transmission rollers are used for assisting in transmitting wires to be cut.

3. The automatic wire cutting, feeding and bonding device of claim 1, wherein: the wire cutting and stripping unit comprises a wire cutting vertical frame, a positive and negative ball screw arranged on the wire cutting vertical frame through two wire cutting screw seats, at least one upper cutter set arranged on one wire cutting screw seat, at least one lower cutter set arranged on the other wire cutting screw seat and a wire cutting motor connected with one end of the positive and negative ball screw, the wire cutting motor is arranged at the top of the wire cutting vertical frame, the wire bearing unit is arranged on the wire cutting vertical frame and consists of a wire bearing cylinder and a wire bearing plate arranged at one end of the wire bearing cylinder, wherein at least one wire cutting slide block is arranged on the wire cutting screw seat of the wire cutting and stripping unit and is connected with the wire cutting vertical frame through a wire cutting guide rail, at least one side of each wire cutting screw seat is provided with a wire cutting induction sheet, and a wire cutting displacement sensor is arranged on the wire cutting vertical frame corresponding to the installation position of the wire cutting induction sheet, the tangent displacement sensor is used for feeding back data of the displacement of the tangent sensing piece.

4. The automatic wire cutting, feeding and bonding device according to claim 3, wherein: go up the blade holder by the last blade holder that is connected with tangent line lead screw seat, wear to locate the lower push ram of last blade holder, along with wire feed direction locate respectively down the first cutter and the second on the push ram both sides and with push ram down the last sword cylinder that one end is connected constitute down, should push down the push ram and be used for cleaing away the insulating layer of gluing the wire on last blade holder or lower blade holder in the cutting process, should go up the blade holder from top to bottom and run through and be equipped with a push ram sliding hole, should push down push ram sliding connection in this push ram sliding hole, the cutter is fixed in on the blade holder jointly on this first cutter and the second, cutter is the ladder setting on this first cutter and the second.

5. The automatic wire cutting, feeding and bonding device according to claim 3, wherein: the lower cutter group is composed of a lower cutter seat, a first lower cutter and a second lower cutter, wherein the first lower cutter and the second lower cutter are respectively arranged on the front side and the rear side of the lower cutter seat along with the feeding direction of a lead, a blanking hole is formed in the lower cutter seat in a penetrating mode from top to bottom, a row of material slide is arranged below the blanking hole and used for conveying waste materials generated during wire stripping, a material collecting box is arranged at the lower end of the material discharging slide and used for collecting the waste materials output by the material discharging slide, and the first lower cutter and the second lower cutter are arranged in a stepped mode.

6. The automatic wire cutting, feeding and bonding device of claim 1, wherein: the wire feeding unit comprises a wire feeding fixing plate arranged on the bottom surface of the workbench, a transmission screw rod connected on the wire feeding fixing plate through a wire feeding bearing seat, a wire feeding screw rod motor connected with one end of the transmission screw rod, a wire feeding connecting plate connected on the transmission screw rod through a screw rod transmission seat, a wire feeding arm arranged at least one end of the wire feeding connecting plate and penetrating through the workbench, a wire feeding lifting cylinder arranged at the upper end of the wire feeding arm, a wire feeding supporting plate connected with the wire feeding lifting cylinder through a wire feeding mounting plate, a wire penetrating piece arranged at one end of the wire feeding supporting plate, a wire clamping block arranged in the wire penetrating piece in a sliding manner and a wire feeding clamping cylinder connected with the wire clamping block, wherein the wire feeding clamping cylinder is arranged at the other end of the wire feeding supporting plate, one side of the wire feeding arm is provided with a wire feeding guide sliding block connected with the workbench through a wire feeding guide rail, and the other side of the wire feeding arm is provided with a, the workbench corresponding to the position where the wire feeding induction sheet is arranged is provided with a wire feeding displacement sensor which is used for matching with the wire feeding induction sheet and feeding back a signal of the displacement condition of the wire feeding arm to the equipment.

7. The automatic wire cutting, feeding and bonding device of claim 1, wherein: the welding wire unit consists of a welding wire main seat, a welding wire driving cylinder arranged at the upper end of the support, a welding wire cooling part connected with the welding wire driving cylinder, a first welding head connected with the welding wire cooling part through a first welding wire seat and a second welding head arranged below the first welding head, wherein one end of the first welding head is provided with a groove, the second welding head is connected with the bottom end of the welding wire main seat through a second welding wire seat, and the first welding head and the second welding head are respectively and electrically connected with a welding host machine.

8. The automatic wire cutting, feeding and bonding device according to claim 7, wherein: the main seat of the welding wire is connected with the workbench through a first welding wire insulating block, the main seat of the welding wire is connected with a welding wire driving cylinder through a welding wire mounting plate, and the welding wire driving cylinder is connected with a welding wire cooling part through a welding wire connecting block.

9. The automatic wire cutting, feeding and bonding device according to claim 7, wherein: the welding wire cooling part is internally provided with a cooling cavity, a water inlet hole is arranged above the welding wire cooling part, a water outlet hole is arranged in the clamping hole, the water inlet hole and the water outlet hole are respectively communicated with the cooling cavity, the water inlet hole and the water outlet hole are respectively connected with cooling equipment, one surface of the welding wire cooling part is provided with a mounting groove, and the mounting groove is fixedly connected with the sliding block.