CN104259612B - Automatic wire bonding machine for DC wire - Google Patents

Abstract

The invention relates to an automatic wire welding machine for a DC wire, which comprises a cable transmission device, a cable dividing device, a cable cutting and stripping device, a DC connector clamping device, a tin wire conveying device and a wire welding device, wherein the cable transmission device is connected with the cable dividing device through a cable; according to the invention, the chain type transmission belt drives the cable transmission seat to transmit the cable, the DC cable is sequentially cut and straightened along the central line through the cable cutting device, the cable is respectively cut and peeled through the cable peeling device, and the length difference suitable for the welding position is generated, the DC connector is transferred and positioned at the welding station through the DC connector clamping device, so that the welding part of the DC connector is respectively positioned at the inner sides of the positive wire end and the negative wire end of the end head of the DC cable, and the positive wire end and the negative wire end of the end head of the DC cable are respectively welded at the welding part of the DC connector by using the wire welding device, so that automatic welding is realized, the production efficiency is greatly improved, the product differentiation is reduced, and the uniformity and the product quality are also greatly improved.

Description

A DC wire automatic welding machine

Technical field:

The invention belongs to the technical field of machinery, and relates to a wire welding machine for welding cables and terminal connectors, in particular to an automatic DC wire welding machine.

Background technique:

The traditional welding of cables and electronic connectors is done by manual operation, the production efficiency is low, and the quality of products is also uneven. At present, when the DC power cable and the DC interface connector are welded, due to the difference in the position of the welding point, the mechanization requirements for the cutting, peeling and welding of the cable are relatively high, and the existing technology cannot realize automation and mechanization. operation, so there is room for improvement.

Invention content:

The object of the present invention is to overcome the above disadvantages of the prior art and provide an automatic DC wire bonding machine.

The technical solution adopted by the present invention to realize its object is: a kind of DC line automatic wire welding machine, it comprises a machine platform, and it comprises respectively arranged on the machine platform:

Cable transmission device—transmits the DC cables to be welded to each processing station;

And set in sequence along the cable transmission direction:

Cable splitting device - split the positive and negative wires stuck together in the DC cable into independent positive and negative wires along the middle axis, and make the positive and negative wires in a straight state;

Cable cutting and stripping device - cut and strip the positive and negative wire ends formed by splitting the DC cable ends, and make the length of the positive wire shorter than the length of the negative wire;

DC connector clamping device - clamp and transfer the DC connector from the feeding track to the welding station, so that the welding parts of the DC connector are respectively located inside the positive and negative wire ends of the DC cable end;

Tin wire conveying device - provide tin wire to the welding station;

Wire welding device - simultaneously weld the positive and negative wire ends of the DC cable end to the welding part of the DC connector;

Wherein, the first cable clamping device, the second cable clamping device and the third wire clamping device for clamping and fixing the cable ends are respectively provided on the opposite sides of the cable splitting device, the cable cutting and stripping device and the wire welding device. Cable clamping device.

Specifically, the cable transmission device includes a closed loop chain conveyor belt arranged vertically on the machine platform, and the chain conveyor belt is driven by a transmission motor installed on the machine platform; A number of cable transmission seats facing inward to the machine are evenly arranged on the transmission belt, and each cable transmission seat is provided with a crimping block; With pressure plate.

The first cable clamping device, the second cable clamping device and the third cable clamping device each include a clamping base, a "T"-shaped upper clamping foot extending longitudinally through the clamping base, The upper positioning clamp installed on the outside of the clamping base and protruding from the lower end surface of the clamping base, and the clamping cylinder that drives the longitudinal movement of the clamping base; the upper positioning clamp is provided with a positioning clamp groove that opens downward; Tension springs are hung between the two sides of the "T"-shaped upper clamping feet and the two sides of the clamping base; The lower end faces of the feet are opposite to the lower baffle.

In the second cable clamping device and the third cable clamping device, a branch line positioning clip is also installed outside the upper positioning clip of the clamping base, and the positioning clip slot in the branch line positioning clip The middle part is provided with a downwardly protruding branch line tip. Correspondingly, a branch line baffle opposite to the line branch positioning clip is provided on the outer side of the lower baffle, and the middle part of the line branch baffle is provided with a Tip groove.

The cable splitting device includes a lower sharp knife seat, an upper positioning clamp seat and a driving mechanism that drives them to move. The center of the lower sharp knife seat is equipped with a split sharp blade protruding upward from the upper surface, and the upper positioning clamp seat is fixed with a The front positioning clip is set downwards, the upper surface of the lower sharp knife seat is provided with a clip foot hole for the lower end of the front positioning clip to penetrate, and the lower surface of the upper positioning clip seat is provided with a knife for avoiding the split sharp blade groove.

The cable cutting and stripping device includes an upper knife seat, a lower knife seat and a driving mechanism for driving them. The upper knife seat and the lower knife seat are respectively equipped with a corresponding upper blade set and a lower blade set, and the upper blade set 1. The lower blade group is equally divided into left and right two subgroups, and the left and right two subgroups are arranged in a front-to-back dislocation manner. Each group includes a peeling blade positioned at the front and a cutting blade positioned at the rear at intervals.

The DC connector clamping device includes a turning motor, a turning arm installed on the output shaft of the turning motor, a movable clamp arm mounted on the turning arm, and a moving arm that is also installed on the turning arm and drives the moving arm to move. The jig arm cylinder has an arc-shaped clamping portion opposite to the outer surface of the flip arm on the movable jig arm.

The wire welding device includes a wire welding motor, a driving gear installed on the output shaft of the wire welding motor, a first driven gear meshing with the driving gear, and a second driven gear meshing with the first driven gear. An electric soldering iron bracket is respectively installed on the gear shafts of the first driven gear and the second driven gear, and an electric soldering iron is respectively installed on each electric soldering iron bracket, and a tin wire holder is respectively installed on each electric soldering iron bracket, and the tin wire A tin wire hole opposite to the soldering iron tip of the electric soldering iron is provided in the frame.

The DC line automatic wire welding machine also includes a vibrating feeder arranged on the machine table and connected with the feeding track.

The DC wire automatic welding machine also includes an electrical switch and a touch screen installed on the machine table.

In the present invention, the cable transmission seat is driven by a chain type transmission belt to carry out cable transmission, and then the DC cable is divided and straightened along the center line by the cable dividing device, and then the head is cut and peeled respectively by the cable cutting and stripping device, and The length difference adapted to the welding position is generated, and the DC connector is transferred and positioned at the welding station through the DC connector clamping device, so that the welding parts of the DC connector are respectively located inside the positive and negative wire ends of the DC cable end , and then use the wire welding device to weld the positive and negative wire ends of the DC cable end to the welding position of the DC connector respectively to realize automatic welding; therefore, the welding process of the DC wire automatic wire welding machine of the present invention can be automated at one time Complete, the production efficiency has been greatly improved, the product differentiation has been reduced, and the uniformity and product quality have also been greatly improved.

Description of drawings:

Fig. 1, Fig. 2, Fig. 3 are respectively the front view, top view and side view of the whole automatic wire welding machine of the present invention;

Fig. 4 is a schematic structural view of a cable transmission device in the present invention;

Fig. 5 and Fig. 6 are rear view structural schematic diagrams of the cable clamping device in the present invention;

Figure 7 and Figure 8 are schematic diagrams of the front view and side view of the lower sharp knife seat and the upper positioning clamp seat in the cable splitting device of the present invention;

Fig. 9 is a top view of the middle and lower sharp knife seat of the present invention;

Figure 10, Figure 11, and Figure 12 are the front view, top view and side view of a pair of upper and lower knife sets of the knife set structure of the cable cutting and stripping device in the present invention, respectively;

Figure 13 and Figure 14 are schematic diagrams of the side view structure of the DC connector clamping device in the present invention in a top view and a flipped state;

Fig. 15 is a front structural schematic view of the wire bonding device in the present invention;

Fig. 16 is a top view structural schematic diagram of the tin wire conveying device in the present invention;

Fig. 17 is a schematic diagram of the processing state of the DC cable during the operation of the machine of the present invention.

detailed description:

The present invention will be further described below in conjunction with specific embodiments and accompanying drawings.

As shown in Fig. 1-Fig. 3, what the present invention describes is an automatic wire welding machine for DC wires, which includes a machine platform. Generally speaking, it includes:

Cable transmission device 1—transmits the DC cables to be welded to each processing station;

And set in sequence along the cable transmission direction:

Cable splitting device 2 - split the positive and negative wires glued together in the DC cable into independent positive wire ends a1 and negative wire ends a2 along the middle axis, and make the positive wire ends a1 and negative wire ends a2 in a straightened state;

Cable cutting and stripping device 3—cut and peel the positive wire ends a1 and negative wire ends a2 formed by dividing the ends of the DC cables, respectively, and make the positive wire ends and the negative wire ends appear in a state of one long and one short;

DC connector clamping device 4—clamp the DC connector b from the feeding track and transfer it to the welding station, so that the welding parts of the DC connector b are respectively located at the positive terminal a1 and the negative terminal a2 of the DC cable end inside of

Tin wire conveying device 5——provides tin wire to the welding station;

Welding device 6 - simultaneously weld the positive wire head a1 and the negative wire head a2 of the DC cable end to the welding part of the DC connector b;

Wherein, the first cable clamping device 71 and the second cable clamping device 71 and the second cable clamping device for clamping and fixing the cable end are respectively provided on the opposite sides of the cable splitting device 2, the cable cutting and stripping device 3 and the wire welding device 6. 72 and the third cable clamping device 73.

Specifically, as shown in FIG. 4 , the cable transmission device 1 includes a closed loop chain conveyor belt 11 arranged in the vertical direction installed on the machine platform, and the chain conveyor belt 11 is installed on the machine platform. The transmission motor 12 on the drive; the chain conveyor belt 11 is evenly arranged with a number of cable transmission seats 13 inward towards the machine, and each cable transmission seat 13 is provided with a crimping block 131; on the machine 1. There is also a pressing plate 14 above the pressing block 131 of the cable transmission seat 13, and the pressing plate 14 makes the pressing block 131 running below it press down to press the cable, and after detaching from the pressing plate 14, press The line block 131 is automatically opened under the action of its torsion spring, so that the welded cable can be taken off. The structure of the cable transmission seat 13 and its crimping block 131 is the same as that of the invention patent No. 201320465602.5 "The crimping device used in the single-core/multi-core cable stripping process" that the inventor applied for before, so it is no longer repeat.

As shown in FIG. 5 , the first cable clamping device 71 , the second cable clamping device 72 and the third cable clamping device 73 all include a clamping base 701 , which runs through the clamping base 701 longitudinally. The "T"-shaped upper clamping foot 702, the upper positioning clamp 703 installed on the outside of the clamping base 701 and protruding from the lower end surface of the clamping base 701, and the clamping cylinder that drives the clamping base 701 to move longitudinally 704; the upper positioning clip 703 is provided with a downward opening positioning clip slot 7031; a tension spring is hung between the ends of both sides of the upper clamping foot 702 of the "T" shape and the two sides of the clamping base 701 705; on the machine platform, below the clamping base 701, a lower baffle 706 opposite to the lower end surface of the upper clamping foot 702 is provided (in this embodiment, the lower baffles of the three groups of clamping devices are combined into One piece, saving assembly time). The clamping base 701 is in the shape of a cuboid, and the upper end surface is connected to the cylinder ejector rod and the longitudinal guide rod 707 of the clamping cylinder 704, and a guide bearing corresponding to the longitudinal guide rod 707 is also provided on the cylinder support 7 for fixing the clamping cylinder 704. 708, to make the longitudinal movement of the clamping base 701 more precise and stable; the two sides of the clamping foot 702 on the T shape are provided with hanging lugs, and a bolt is respectively installed on both sides of the clamping base 701, between the bolts on both sides and the hanging lugs The tension springs 705 are respectively connected, under the action of the tension springs 705 on both sides, the lower end surface of the T-shaped upper clamping foot 702 passes through the lower end surface of the clamping base 701; the clamping action process is: DC cable When being transmitted by the cable transmission seat 13, the end of the cable is located above the lower baffle plate 706; then the clamping base 701 runs longitudinally under the drive of the clamping cylinder 704, and the upper positioning clamp 703 first pulls the DC cable radially Limited therebetween, then the lower end surface of the T-shaped upper clamping foot 702 interferes with the DC cable on the lower baffle plate 706, the T-shaped upper clamping foot 702 stops moving, and the clamping base 701 continues to move downward, due to T The tension springs 705 on both sides of the T-shaped clamping foot 702 make the T-shaped upper clamping foot 702 further generate downward pressure, so as to cooperate with the lower baffle plate 706 to clamp the end of the DC cable. The reason why the DC cable is clamped by spring force is that the clamping force can be adjusted according to the cable to avoid irreversible damage to the cable itself by rigid clamping.

As shown in FIG. 6 , in the second cable clamping device 72 and the third cable clamping device 73 , a branch line positioning clamp 709 is installed outside the upper positioning clamp 703 of the clamping base 701 The middle part of the positioning clip groove in the line-splitting positioning clip 709 is provided with a line-splitting tip 7091 protruding downward, and correspondingly, a line-splitting baffle opposite to the line-splitting positioning clip 709 is provided on the outer side of the lower baffle 706 710, a tip groove 7101 matching the tip 7091 of the splitting line is provided in the middle of the splitting baffle 710. In the stations where the cable cutting and stripping device 3 and the wire welding device 6 are located, the wire ends of the cables need to be cut, stripped and welded respectively. Therefore, in addition to clamping and fixing the ends of the DC cables, it is also necessary to clamp and fix the ends of the positive electrodes and the wire ends of the cables. The negative wire ends are separated by a larger appropriate distance, so a wire-splitting positioning clip 709 with a wire-splitting tip 7091 and a corresponding wire-splitting baffle 710 are added.

As shown in Figures 7-9, the cable splitting device 2 includes a lower sharp knife seat 21, an upper positioning clamp seat 22 and a driving mechanism for driving them to move. Segment sharp blade 23, on described upper positioning clip seat 22, be fixed with the front positioning clip 24 that is arranged downwards (also can set up a rear positioning clip at the same time), described lower sharp knife seat 21 upper surface is provided with for front positioning clip 24 lower ends The lower surface of the upper positioning clamp seat 22 is provided with a knife groove 220 for avoiding the split tip blade 23 . That is to say, the tip of the cutting blade 23 faces upwards and the blade surface is flush with the center line of the DC cable to be processed. The lower sharp knife seat 21 and the upper positioning clamp seat 22 are first opened by the driving mechanism and pushed toward the first cable. The end of the DC cable clamped by the clamping device 71 moves, and then the lower sharp knife seat 21 and the upper positioning clamp seat 22 move toward each other to clamp the end of the DC cable, and the front positioning clamp 24 on the upper positioning clamp seat 22 cooperates with the lower sharp knife Seat 21 radially limits the end of the cable between the front positioning clamps 24. At this time, the tip of the cutting blade 23 penetrates into the center of the DC cable from the lower direction of the DC cable, and then the lower sharp knife seat 21 and upper positioning The clip seat 22 is pulled back by the driving mechanism, so that the split tip blade 23 splits the DC cable along the center line to form independent positive and negative wire ends a1 and a2, and pulls the independent positive and negative wire ends a1 and a2 straight; then the cable splitting device 2 is released and returns to the original position to wait for the next operation; at the same time, the first cable clamping device 71 also releases the DC cable, and the split DC cable is sent to the Next station.

As shown in Figures 10-12, the cable cutting and stripping device 3 includes an upper knife seat 31, a lower knife seat 32 and a driving mechanism for driving them. The corresponding upper blade group 33 and the lower blade group 34, and the upper blade group 33 and the lower blade group 34 are equally divided into left and right two groups, and the left and right groups are arranged in a front-to-back dislocation manner. The peeling blade 301 and the cutting blade 302 at the rear. That is, the cutting and stripping of the DC positive and negative wire ends are carried out at the same time. After the DC positive and negative wire ends are fixed by the second cable clamping device 72, the positive and negative wire ends are separated; the upper knife seat 31 and the lower knife seat 32 are in the Driven by the driving mechanism, it is close to the DC wire end, and the positive and negative electrode wire ends are respectively located between the upper and lower knife groups of the left and right groups. Cut off the wire end, the front stripping blade 301 cuts into the cable sheath, and then the driving mechanism drives the upper and lower knife seats to move backward, and the stripping blade 301 pulls off and peels off the cable sheath, thereby completing the cutting and stripping action; due to the left and right two groups The blades are arranged in a front-to-back dislocation, so the cutting position and stripping position on the positive and negative wire ends are different, so that the positive and negative wire ends with different end lengths are obtained to correspond to the welding positions. Between the front and rear blades on the upper and lower knife holders, there is also a fixed push-out stopper, its function is: when the stripping blade peels off the cable sheath, the cable sheath may be stuck between the two blades, when the upper and lower When the knife holders move separately, the two blades drive the cable sheath between them to move longitudinally, and the cable sheath will fall when it hits the push-pull retaining piece, thereby facilitating the follow-up operation.

In the present invention, the driving mechanism used in the cable splitting device 2 and the cable cutting and stripping device 3 is the same as the driving mechanism structure in the patent No. 201320406760.3 "A Stripping and Cutting Device" previously applied by the inventor The principle is the same, and its specific structure and working principle belong to the known technology, so it will not be repeated here.

As shown in Fig. 13 and Fig. 14, the DC connector clamping device 4 includes a turning motor 41, a turning arm 42 installed on the output shaft of the turning motor 41, and a movable clamp arm 43 installed on the turning arm 42 , and the clamp arm cylinder 44 that is also installed on the flip arm 42 and drives the movement of the movable clamp arm 43. The movable clamp arm 43 has an arc-shaped clamping portion 431 opposite to the outer surface of the flip arm 42; the feeding of the DC connector adopts vibration At the end of the feeding track, the DC connector is vertically suspended on the feeding track, and the lower half of the DC connector is the arc clamping part 431 of the movable clamp arm 43 in the open state and the turning arm 42. Between the outer surfaces and almost in contact with the outer surfaces of the overturning arm 42; then the jig arm cylinder 44 drives the moving clamp arm 43 to move closer to the overturning arm 42 and then clamps the DC connector, and then under the drive of the overturning motor 41, the overturning arm 42 and The DC connector on it, the movable clamp arm 43, and the clamp arm cylinder 44 are turned 90 degrees together, so that the DC connector is in a horizontal state, and the positive terminal at the front end and the surrounding negative electrode periphery are located between the positive and negative wire ends that are in place first. Waiting for soldering.

As shown in Figure 15, the described wire welding device 6 includes a wire welding motor 61, a driving gear 62 installed on the output shaft of the wire welding motor 61, a first driven gear 63 meshed with the driving gear 62, and a first driven gear 63 meshed with the first driven gear 62. The second driven gear 64 meshed by the driven gear 63 is respectively equipped with an electric soldering iron bracket 65 on the gear shafts of the first driven gear 63 and the second driven gear 64, and an electric soldering iron is respectively installed on each electric soldering iron bracket 65 66, and each electric soldering iron support 65 is also respectively equipped with a tin wire frame 67, and a tin wire hole 671 opposite to the soldering iron tip 661 of the electric soldering iron 66 is provided in the tin wire frame 67. Among them, the wire welding motor 61 is fixedly installed on the machine table through a bracket, and is located above the DC connector feeding track; the wire welding motor 61 adopts a servo motor, which can accurately control the speed and angle. Drive the first driven gear 63 and the second driven gear 64 to rotate in opposite directions, and then make the gear shafts of the two and the electric soldering iron bracket 65 fixed on it rotate in opposite directions, and then make the soldering iron tips 661 at the lower ends of the two electric soldering irons 66 Rotate in opposite directions, according to the needs of the welding position, the installation positions of the electric soldering iron 66 and the electric soldering iron support 65 can be adjusted, so that there is a dislocation distance between the two soldering iron tips 661, front and back or up and down, and finally the two soldering iron tips 661 are separated from the stripped skin respectively. The outer side of the wire end will touch the wire end so that the wire end is in contact with the positive terminal of the DC connector and the outer wall of the negative electrode respectively; at the same time, as shown in Figure 16, the tin wire conveying device 5 is set above the bracket of the wire bonding motor 61, and the feeding roller is used to roll the material The tin wire is sent through the tin wire hole 671 on the top of the soldering iron tip 661, and the soldering iron tip 661 contacts with the high-temperature soldering iron tip 661. The head 661 is first opened at a certain angle to separate from the soldered DC connector. At this time, the solder blowing tube is ventilated to remove the tin slag remaining on the soldering iron head 661, so that the follow-up operation is neat; after blowing the tin slag, the wire welding motor 61 is further turned over to return the electric soldering iron 66 to its original position; the electric soldering iron 66 of the wire welding device in this embodiment clamps and welds the DC wire end and the DC connector from both sides of the welding position, so it will not be damaged by the soldering iron head. Touch the DC wire head to make the DC wire head deviate from the welding position, so that the welding effect is better.

The automatic wire welding machine also includes a vibrating feeder 8 arranged on the machine platform and connected to the feeding track 81 . The vibrating feeder 8 can be installed separately or integrated with the automatic wire welding machine, and the integrated installation saves more space. The automatic wire welding machine also includes an electrical switch 91 and a touch screen 92 installed on the machine platform.

As shown in Figure 17, when the present invention is running as a whole, first place one end of the DC cable on the cable transmission seat 13, and make the end properly protrude from the cable transmission seat 13, and the DC cable follows the operation of the transmission seat , when the wire pressing block 131 on the cable transmission seat 13 is in conflict with the upper pressing plate 14, the wire pressing block 131 presses the cable downward, so that the cable is initially positioned and continues to run with the cable transmission seat 13;

When running to the front of the cable splitting device 2, the first cable clamping device 71 runs to clamp the DC wire end, and then the cable splitting device 2 moves forward to approach the first cable clamping device 71, and the cable splits The cutting sharp blade 23 of the device 2 pierces the DC cable along the center line under the action of its driving mechanism, and then pulls it backward, so that the DC cable is divided and straightened. After the division and straightening is completed, the cable division device 2 Return to the original position, the first cable clamping device 71 also restores to loosen the cable, and the divided cable continues to run under the drive of the cable transmission seat 13;

When running to the front of the cable cutting and stripping device 3, the second cable clamping device 72 runs to clamp the DC cable, and uses the branching positioning clip 709 to separate the positive wire head a1 and the negative wire head a2, and then the cable is cut The stripping device 3 moves to the second cable clamping device 72 under the drive of its drive mechanism, so that the two wire ends enter the left and right two groups of blade groups of the cable cutting and stripping device 3 respectively, and perform head cutting and stripping actions to complete the cutting. After the stripping action, the cable cutting and stripping device 3 is restored, and the second cable clamping device 72 is restored to release the cable, and the cable continues to run driven by the cable transmission seat;

Stop when moving to the welding station, the same as the second cable clamping device 72, the third cable clamping device 73 operates to clamp the thread ends, and utilizes the split line positioning clip 709 to separate the positive electrode thread ends and the negative electrode thread ends; Simultaneously, the DC connector clamping device 4 clamps the DC connector b sent from the feeding track 81, and turns over to be in a horizontal state, so that the DC connector and the two peeled wire ends are just at the welding position; then, the two electric The soldering iron 66 is driven by the wire welding motor 61 and the gear set, and moves to the welding position in a clamping manner so that the copper wire of the cable is in good contact with the welding point on the DC connector; at the same time, the two tin wires pass through their respective tin wires The holes 671 come out to contact with the soldering iron head 661 and melt the flow at the welding position to realize welding; then the electric soldering iron 66 is quickly opened at an angle under the drive of the welding wire motor 61, and is further opened to return to the original position after blowing the solder slag, and the third wire The cable clamping device 73 restores to release the cable, and the welded DC cable and connector leave the welding station driven by the cable transmission seat;

When the cable transmission seat runs to the end of the pressing plate, the pressing block is slowly opened to loosen the cable, so that the cable can be removed.

Or, at the next position where the welding has just been completed, before the welding of the cable and the DC connector is completely cooled, add a clamping device identical to the first cable clamping device 71, as in this embodiment, at the first The clamping base 701 of the three-cable clamping device 73 adds a set of T-shaped clamping feet 702 and upper positioning clips 703, wherein the clamping position of the upper positioning clips 703 is on both sides of the cable near the welding place, and its function It is possible to make the cable splits closer together, avoiding that the cable splits are too large, which is not conducive to subsequent injection molding or installation of plastic sleeves.

To sum up, the present invention drives the cable transmission seat to carry out cable transmission through the chain transmission belt, and then divides and straightens the DC cable along the center line through the cable dividing device in turn, and then cuts the DC cable separately through the cable cutting and stripping device. Head, peeling, and produce a length difference suitable for the welding position, and transfer and position the DC connector at the welding station through the DC connector clamping device, so that the welding parts of the DC connector are respectively located at the positive end of the DC cable end and the inner side of the negative wire end, and then use the wire welding device to weld the positive wire end and the negative wire end of the DC cable end to the welding position of the DC connector respectively to realize automatic welding; therefore, the welding of the DC wire automatic wire welding machine of the present invention The process can be automated at one time, the production efficiency is greatly improved, the product differentiation is reduced, and the uniformity and product quality are also greatly improved.

Claims (9)

1. the automatic bonding equipment of DC line, it includes a board, it is characterised in that: it includes being separately positioned on board:

Cable transmission by DC cable transmission to be welded to each processing stations；

And set gradually along cable transmission direction:

Cable segmenting device is by coherent positive and negative polar curve in DC cable along middle independent positive pole the end of a thread and negative pole the end of a thread of being axially divided into, and to make positive pole the end of a thread and negative pole the end of a thread be straight condition；

Cable cuts positive pole the end of a thread and crop, the peeling respectively of negative pole the end of a thread that the segmentation of DC cable knob is formed by stripping device, and makes positive pole the end of a thread be shorter in length than negative pole stub；

DC adapter is clamped from feeding track and is transferred to welding post by DC adapter clamping device, makes the welding position of DC adapter lay respectively at positive pole the end of a thread and the inner side of negative pole the end of a thread of DC cable knob；

Tin wire conveying apparatus provides solder to welding post；

Positive pole the end of a thread of DC cable knob and negative pole the end of a thread are respectively welded at the welding position of DC adapter by wire-soldering device simultaneously；

Wherein, described cable segmenting device, cable are cut the opposite of stripping device and wire-soldering device and are respectively equipped with and grip the first cable gripping apparatus of cable knob, the second cable gripping apparatus and the 3rd cable gripping apparatus；

Described first cable gripping apparatus, the second cable gripping apparatus and the 3rd cable gripping apparatus all include gripping base, longitudinally through this gripping base "T"-shaped upper clamping foot, be arranged on outside this gripping base and protrude from the upper locating clip of gripping base lower surface and drive the gripper cylinder of this gripping base lengthwise movement；Upper locating clip is provided with the location clip slot of downwardly facing opening；It is linked with stretching spring between both side ends and the both sides of gripping base of described "T"-shaped upper clamping foot；On board, the lower section of gripping base is provided with and clamps, on described, the lower baffle plate that the lower surface of foot is relative.

A kind of automatic bonding equipment of DC line the most according to claim 1, it is characterized in that: described cable transmission includes the chain-type transmission belt of be arranged on board closed ring being arranged in a vertical direction, chain-type transmission belt is driven by the transmission motor being arranged on board；Be evenly arranged in this chain-type transmission belt some towards in board to cable transmission seat, each cable transmission seat is provided with wire pressing block；On described board, the wire pressing block of described cable transmission seat be also arranged above pressing plate.

A kind of automatic bonding equipment of DC line the most according to claim 1, it is characterized in that: in described second cable gripping apparatus and the 3rd cable gripping apparatus, separated time locating clip it is also equipped with outside the upper locating clip of described gripping base, downward projection of separated time it is provided with most advanced and sophisticated in the middle part of location clip slot in this separated time locating clip, accordingly, it is provided with the separated time baffle plate relative with separated time locating clip in the outside of described lower baffle plate, in the middle part of separated time baffle plate, is provided with the tip channel matched with separated time tip.

A kind of automatic bonding equipment of DC line the most according to claim 1, it is characterized in that: described cable segmenting device includes lower sharp knife seat, upper location holder and the drive mechanism driving them to move, described lower sharp knife seat center is provided with and projects upwards the segmentation sharp knife sheet in upper surface, the prelocalization folder arranged down it is fixed with on the holder of described upper location, described lower sharp knife seat upper surface is provided with the pinch hole that the bottom for prelocalization folder penetrates, and the lower surface of described upper location holder is provided with the cutter groove dodging described segmentation sharp knife sheet.

A kind of automatic bonding equipment of DC line the most according to claim 1, it is characterized in that: described cable is cut stripping device and included upper cutter head, lower tool rest and the drive mechanism driving them to move, corresponding top cutter group and bottom knife group it is separately installed with on upper cutter head, lower tool rest, and top cutter group, bottom knife group are divided into left and right two groups, and left and right two group is that front-back staggered formula is arranged, each group includes spaced, located anteriorly scalping blade and the cutter blades being located behind.

A kind of automatic bonding equipment of DC line the most according to claim 1, it is characterized in that: described DC adapter clamping device includes a upset motor, the flip-arm being arranged on this upset motor output shaft, the dynamic jig arm being arranged on this flip-arm and is similarly installed on flip-arm and drives the jig arm cylinder of dynamic jig arm motion, and dynamic jig arm has the arc clamping part relative with flip-arm lateral surface.

A kind of automatic bonding equipment of DC line the most according to claim 1, it is characterized in that: described wire-soldering device includes bonding wire motor, it is arranged on the driving gear on bonding wire motor output shaft, the first driven gear engaged with this driving gear, the second driven gear engaged with the first driven gear, at the first driven gear, an electric iron bracket it is separately installed with on the gear shaft of the second driven gear, each installation one electric cautery on each electric iron bracket, and also it is separately installed with a solder frame on each electric iron bracket, solder frame offers the solder hole relative with the Trimeresurus mucrosquamatus (Cantor). of electric cautery.

A kind of automatic bonding equipment of DC line the most according to claim 1, it is characterised in that: this automatic bonding equipment of DC line also includes being arranged on board the vibra feeder connected with feeding track.

A kind of automatic bonding equipment of DC line the most according to claim 1, it is characterised in that: this automatic bonding equipment of DC line also includes electric switch and the touching display screen being arranged on board.