CN209125161U - A kind of automatic welding machine of contact element - Google Patents

Abstract

The utility model relates to technical field of welding equipment, more specifically, it is related to a kind of automatic welding machine of contact element, its key points of the technical solution are that: including board and the welder, copper strips traction device and the molding machine that are successively set on board, wire-sending device is provided with above the board of welder side.A kind of automatic welding machine of contact element of the utility model has the advantages that improve contact element production efficiency.

Description

A kind of automatic welding machine of contact element

Technical field

The utility model relates to technical field of welding equipment, more specifically, it relates to a kind of automatic welding of contact element It picks.

Background technique

Contact element is the important component of relay, protector, breaker, home switch etc., and contact element is by copper Piece and the silver contact being welded on copper sheet form.The production efficiency of contact element is improved in production, be usually all then people Silver wire is welded on the position specified on copper strips by work, is then punched out molding by molding die again, but the two processes The problem all completed on different devices, therefore cause the production efficiency of contact element lower.

Utility model content

In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of automatic weldings of contact element Machine has the advantages that improve contact element production efficiency.

The above-mentioned technical purpose of the utility model have the technical scheme that a kind of contact element from Dynamic bonding machine is located at weldering including board and the welder, copper strips traction device and the molding machine that are successively set on board Wire-sending device is provided with above the board of connection device side；

The wire-sending device includes wire feeding disc, two Wire Wheels rotated backward for drawing line sending and driving Wire Wheel The motor of rotation, the electrical connection of motor have the controller for control room every work；

The welder includes the upper soldering tip being oppositely arranged and lower soldering tip, is provided on the board and passes through for copper strips Erecting bed, the erecting bed top are provided with the lower push cylinder for driving upper soldering tip to move down contact copper strips upper surface, the peace It is provided with below dress platform and lower soldering tip is driven to move up the upper push cylinder for contradicting silver wire in copper sheet welding position；

The copper strips traction device includes sliding platform, the first clamp assemblies that sliding platform is used to grip copper strips being arranged in And the pusher cylinder that driving sliding platform moves back and forth, first clamp assemblies include the first gripper cylinder and the first fixture block, First gripper cylinder driving, first clamping and sliding platform surface clamping copper strips, first gripper cylinder and pusher cylinder Work station matches；

The molding machine includes mounting base, molding die and forming cylinder, and the molding die includes upper mold under Mould, the lower die are mounted in mounting base, and molding cutter is provided in the upper mold, are provided in the lower die and molding cutter Compatible molding notch, the forming cylinder push upper mold and lower die to realize folding punching, the molding slot extremities setting There is blanking port, is arranged in the upper mold in molding cutter by the ejection assembly of contact element ejection blanking port.

By using above-mentioned technical proposal, the rotation of motor intermittent driving Wire Wheel is controlled by controller, to will be located at Silver wire in wire feeding disc is delivered at welder, and is drawn copper strips to welder by copper strips traction device, so Upper soldering tip is pushed to contradict in copper strips upper surface by the lower push cylinder on erecting bed again afterwards, upper push cylinder pushes lower soldering tip to make to convey Silver wire conflict be punched out in the copper strips that copper strips welding position is welded, and is welded by molding machine and mold contact Element welds without worker, the welding and molding of contact element can be completed by an equipment, greatly improves contact The production efficiency of element.

The utility model is further arranged to: being provided with board below the wire-sending device, is arranged on the board organic Frame, is provided with installation axle in the rack, and on the mounting shaft, and the Wire Wheel is located at wire feeding disc for the wire feeding disc rotation connection Lower section side, there are two mounting rings, the wire feeding disc to be located between two mounting rings for axially spaced-apart setting in the installation axle, The one mounting ring fixation is set in installation axle, and another mounting ring is slidingly connected on the mounting shaft, in the installation axle It is provided with adjusting block, holddown spring is arranged in the installation axle, the holddown spring is located at movable mounting ring and adjusting block Between.

By using above-mentioned technical proposal, wire feeding disc rotates wire feeding disc with installation axle axis by the traction of Wire Wheel, By the way that holddown spring on the mounting shaft is arranged, mounting ring is set to be pressed on the side wall of Wire Wheel, to increase rubbing for wire feeding disc rotation Power is wiped, when preventing Wire Wheel from stopping operating, wire feeding disc continues to rotate under the action of inertia.

The utility model is further arranged to: extension board is provided in the rack, the motor is mounted on extension board, Be horizontally spaced about on the extension board there are two riser, two Wire Wheel horizontal intervals be rotatably connected on two risers it Between, the motor driven one Wire Wheel rotation, silver wire is located between two Wire Wheels.

By using above-mentioned technical proposal, the silver wire between two Wire Wheels is rotated in motor driven one Wire Wheel When, so that another Wire Wheel be driven to rotate backward under the action of frictional force, and then the silver wire in wire feeding disc is drawn to weldering Connection device.

The utility model is further arranged to: erecting bed upper surface side is vertically arranged with mounting plate, pushes away under described Cylinder is arranged on mounting plate side wall, and L shaped plate is connected on the telescopic shaft of the lower push cylinder, is provided in the L shaped plate slow Component is rushed, the upper soldering tip is arranged on Buffer Unit, and the Buffer Unit includes limited block, mounting rod, the first buffer spring And buffer stopper, the limited block are arranged two, two limited blocks are horizontally spaced about the side wall in L shaped plate, institute up and down It states buffer stopper to be positioned horizontally between two limited blocks, the mounting rod is vertically arranged in buffer stopper upper surface, and the mounting rod is living It is dynamic to be plugged on limited block, and the mounting rod upper end is provided with the stop collar contradicted in limited block upper surface, described first is slow It rushes spring to be set on mounting rod, first buffer spring one end is contradicted in buffer stopper upper surface, and other end conflict is limiting The lower surface of buffer stopper is arranged in the lower surface of block, the upper soldering tip.

By using above-mentioned technical proposal, lower push cylinder pushes L shaped plate to move down, when upper soldering tip is contradicted in copper strips upper surface When, buffer stopper compresses the first buffer spring, to make soldering tip is stable to contact with copper strips, by Buffer Unit to upper soldering tip into Row buffering, to reduce upper soldering tip to the crushing of copper strip surface, and the lower implementation journey without precisely adjusting lower push cylinder.

The utility model is further arranged to: the erecting bed opening setting, the upper push cylinder are located at erecting bed opening Lower section, being horizontally disposed on the telescopic shaft of the upper push cylinder has level board, is arranged in parallel with parallel-plate above the level board, institute Stating vertical spacing setting between level board and parallel-plate, there are two vertical bars, and the vertical bar upper end is fixed on parallel-plate lower surface, institute It states the activity of vertical bar lower end and is plugged on level board, the vertical bar lower end is provided with the conflict ring contradicted in level board lower surface, described Vertical bar is arranged with the second buffer spring, and second buffer spring one end is contradicted in parallel-plate lower surface, and the other end is contradicted in water Plate upper surface, the lower soldering tip are arranged in parallel-plate upper surface.

By using above-mentioned technical proposal, upper push cylinder pushes lower soldering tip to move up conflict in copper strips lower surface, makes parallel-plate The second buffer spring relative level plate is compressed to move down, to make soldering tip and when copper strips contacts, will not crushing copper strips, and without essence Standard adjusts the upper implementation journey of lower push cylinder.

The utility model is further arranged to: supporting plate is provided with below sliding platform, before being located at sliding platform moving direction It is oppositely arranged on supporting plate afterwards there are two stroke plate, the pusher cylinder is horizontally arranged at its one stroke plate side wall, the promotion The telescopic shaft of cylinder is connect with sliding platform side wall, and being horizontally disposed between two stroke plates has horizon bar, and the sliding platform is living It is dynamic to be plugged on horizon bar.

By using above-mentioned technical proposal, by two stroke plates being arranged on supporting plate to the shift motion of sliding platform into Row limit, and the horizon bar by being arranged between two stroke plates, sliding platform is moved along horizon bar, to increase sliding The mobile stability of platform.

The utility model is further arranged to: two stroke plate Relative sliding platform side walls are provided with mounting cylinder, institute It states activity in mounting cylinder and is plugged with buffer bar, third buffer spring, the third buffer spring one are provided in the mounting cylinder End is connected to mounting cylinder cylinder bottom, and the other end is connected on buffer bar.

By using above-mentioned technical proposal, when sliding platform moves back and forth between two stroke plates, contradict on buffer bar, It under the action of third buffer spring elastic force, avoids between sliding platform on impact stroke plate, to reduce sliding platform and stroke block Damage, and by buffer bar to sliding platform stroke limit.

The utility model is further arranged to: positioned at the sliding platform side of copper strips conveying direction, fixed station is set, it is described solid Determine to be provided with the second guide plate on platform, offers the second pilot hole passed through for copper strips on second guide plate, described second The second clamp assemblies for gripping copper strips with fixed station are provided on guide plate, second clamp assemblies include second Gripper cylinder and the second fixture block, second gripper cylinder are mounted on the second guide plate, and second fixture block is arranged second On the telescopic shaft of gripper cylinder, second gripper cylinder and the first gripper cylinder asynchronous working.

Pass through pusher cylinder when clamp assemblies clamping copper strips by using above-mentioned technical proposal and sliding platform is pushed to drive copper After the completion of band moving feeding, the second gripper cylinder drives and grips copper strips between the second fixture block and fixed station, prevents sliding platform When returning to initial position, copper strips return is driven under the action of frictional force.

The utility model is further arranged to: the ejection assembly includes mandril and ejector spring, relatively at blanking port The upper mold lower surface offers telescopic chute, and the mandril is actively plugged in telescopic chute, and the ejector spring is located in telescopic chute, Described ejector spring one end is connect with telescopic chute slot bottom, and the other end is connect with mandril.

By using above-mentioned technical proposal, when the molding cutter in upper mold is punched out copper strips, mandril compressed spring is supported Touching is in contact element upper surface, and after being punched into next in contact element in copper strips, mandril under the effect of spring force, pushes top Bar ejects contact element from blanking port, and copper strips is avoided to be stuck at molding notch.

In conclusion the utility model has the following beneficial effects:

First, the rotation of motor intermittent driving Wire Wheel is controlled by controller, thus defeated by the silver wire in wire feeding disc is located at It send to welder, and is drawn copper strips to welder by copper strips traction device, then again by erecting bed Lower push cylinder push upper soldering tip to contradict in copper strips upper surface, the silver wire that upper push cylinder pushes lower soldering tip to make conveying is contradicted in copper strips Welding position is welded, and the copper strips being welded is punched out by molding machine and molds contact element, is welded without worker It connects, the welding and molding of contact element can be completed by an equipment, greatly improves the production efficiency of contact element；

Second, being limited by two stroke plates being arranged on supporting plate to the shift motion of sliding platform, and pass through Horizon bar between two stroke plates is set, and sliding platform is moved along horizon bar, to increase the mobile stability of sliding platform；

Third, mandril compressed spring contradicts the table on contact element when the molding cutter in upper mold is punched out copper strips Face, when be punched into copper strips in contact element come after, mandril under the effect of spring force, pushes mandril by contact element from falling It is ejected in material mouth, copper strips is avoided to be stuck at molding notch.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the present embodiment；

Fig. 2 is the mounting structure schematic diagram of feed device and welder in the present embodiment；

Fig. 3 is the mounting structure schematic diagram of welder and apparatus for welding and positioning in the present embodiment；

Fig. 4 is the mounting structure schematic diagram of traction device and molding machine in the present embodiment；

Fig. 5 is the partial structure diagram of the traction device after mounting cylinder is axially splitted in the present embodiment；

Fig. 6 is the mounting structure schematic diagram of molding machine in the present embodiment；

Fig. 7 is the mounting structure schematic diagram for withstanding component after upper mold is splitted in the present embodiment.

In figure: 1, board；11, rack；111, extension board；1111, riser；21, wire feeding disc；22, Wire Wheel；221, tooth Wheel；23, motor；24, installation axle；25, mounting ring；26, adjusting block；27, holddown spring；28, alignment block；281, alignment hole；29, Bootstrap block；291, guide pipe；3, erecting bed；31, upper soldering tip；32, mounting plate；321, L shaped plate；33, lower push cylinder；34, it limits Block；35, guide rod；36, mounting rod；361, stop collar；37, the first buffer spring；38, buffer stopper；41, lower soldering tip；42, it above pushes away Cylinder；43, level board；44, parallel-plate；45, vertical bar；451, ring is contradicted；46, the second buffer spring；47, guide groove is conveyed；471, Guide pad；51, positioning plate；52, locating rod；53, positioning cylinder；54, reset spring；55, fixed plate；551, adjustment hole；56, it adjusts Save plate；61, platform is slid；62, pusher cylinder；63, the first gripper cylinder；64, the first fixture block；65, supporting plate；66, stroke plate；661, Mounting cylinder；662, buffer bar；663, third buffer spring；67, horizon bar；68, the first guide plate；681, the first pilot hole；71, Fixed station；72, the second guide plate；721, the second pilot hole；73, the second gripper cylinder；74, the second fixture block；75, rubber pad；8, Mounting base；81, forming cylinder；82, upper mold；821, molding cutter；822, telescopic chute；83, lower die；831, notch is formed；832, Blanking port；833, deflector chute；84, column；85, top plate；86, mandril；87, ejector spring；88, jacking block；89, cushion；90, it receives Collect box.

Specific embodiment

With reference to the accompanying drawings and examples, the utility model is described in detail.

A kind of automatic welding machine of contact element, as shown in Figure 1, including board 1 and the welding being successively set on board 1 Device, copper strips traction device and molding machine are provided with above the board 1 of welder side for conveying silver wire Wire-sending device to welder.

As depicted in figs. 1 and 2, wire-sending device includes 21, two Wire Wheels rotated backward for drawing line sending of wire feeding disc 22 and driving Wire Wheel 22 rotate motor 23, motor 23 be electrically connected with for Separation control motor 23 work controller (not shown).The rotation of 23 intermittent driving Wire Wheel 22 of motor is controlled by controller, thus by being located in wire feeding disc 21 Silver wire is delivered on welder, to cooperate welder by silver wire fusion weld on copper strips, compared with artificial line sending, is improved The welding efficiency of contact element.

As depicted in figs. 1 and 2, organic frame 11 is set on board 1, level has an installation axle 24 in rack 11, and 21 turns of wire feeding disc It is dynamic to be connected in installation axle 24, and Wire Wheel 22 is located at 21 lower section side of wire feeding disc.Axially spaced-apart is provided with two in installation axle 24 A mounting ring 25, between 21 two mounting rings 25 of wire feeding disc, the fixation of one mounting ring 25 is set in installation axle 24, another installation Ring 25 is movably set in installation axle 24, and adjusting block 26 is provided in installation axle 24, holddown spring 27 is arranged in installation axle 24, Holddown spring 27 is between movable mounting ring 25 and adjusting block 26.Wire feeding disc 21 passes through the traction of Wire Wheel 22, makes line sending Disk 21 makes mounting ring 25 be pressed on Wire Wheel for axis rotation with installation axle 24 by the way that holddown spring 27 is arranged in installation axle 24 22 side wall, to increase the frictional force of the rotation of wire feeding disc 21, when preventing Wire Wheel 22 from stopping operating, wire feeding disc 21 is in inertia It is continued to rotate under effect.Further, adjusting block 26 is threaded in installation axle 24.The tune being threaded in installation axle 24 Locking nub 26, the elastic force of adjustable holddown spring 27, to adjust mounting ring 25 to the pressure of wire feeding disc 21.

As shown in Fig. 2, being provided with extension board 111 in rack 11, motor 23 is mounted on extension board 111, on extension board 111 It is horizontally spaced about there are two riser 1111, two 22 horizontal intervals of Wire Wheel are rotatably connected between two risers 1111, electricity Machine 23 drives one Wire Wheel 22 to rotate, and silver wire is located between two Wire Wheels 22.Silver wire between two Wire Wheels 22 When motor 23 drives one Wire Wheel 22 to rotate, so that another Wire Wheel 22 be driven reversely to turn under the action of frictional force It is dynamic, and then the silver wire in wire feeding disc 21 is drawn to welder.

As shown in Fig. 2, further, two 22 circumferential surfaces of Wire Wheel are provided with rubber layer (not shown), increase While to silver wire frictional force, the crushing to silver wire is reduced.Two Wire Wheels 22 are coaxially arranged with pitch wheel 221.By two pitch wheels 221, two 22 stable rotation of Wire Wheel traction silver wires can be made.Two risers 1111 Upper and lower surface is horizontally disposed alignment block 28, offers the alignment hole 281 passed through for silver wire on two alignment blocks 28, and two Alignment hole 281 is located at the upper and lower position between two Wire Wheels 22.By the alignment hole 281 being arranged on alignment block 28, It can be offset out to avoid silver wire between two Wire Wheels 22.It is provided with bootstrap block 29 on the board 1 of welder side, is drawn The guide pipe 291 that guiding is passed through for silver wire is provided on guide block 29, guide pipe 291 is close to the welding position for being directed toward welder.

As shown in figures 1 and 3, welder includes upper soldering tip 31 opposing upper and lower and lower soldering tip 41, is provided on board 1 For the erecting bed 3 that copper strips passes through, it is provided with the upper soldering tip 31 of driving above erecting bed 3 moves down and pushed away under contact copper strips upper surface Cylinder 33, the lower soldering tip 41 of driving is provided with below erecting bed 3 and is moved up contradicts silver wire above to push away gas in copper sheet welding position Cylinder 42.When silver wire is located on copper strips welding position, upper push cylinder 42 pushes lower soldering tip 41 to contradict silver wire in copper strips welding position On, and lower push cylinder 33 pushes upper soldering tip 31 to contradict in the upper surface of copper strips, thus make silver contact fusion weld on copper strips, with Human weld compares, and improves the welding efficiency of contact element.

As shown in figure 3,3 upper surface side of erecting bed is vertically arranged with mounting plate 32, lower push cylinder 33 is arranged in mounting plate On 32 side walls, it is connected with L shaped plate 321 on the telescopic shaft of lower push cylinder 33, Buffer Unit, upper soldering tip are provided in L shaped plate 321 31 are arranged on Buffer Unit.Upper soldering tip 31 is pushed in lower push cylinder 33 to contradict at copper strips upper surface, passes through Buffer Unit pair Upper soldering tip 31 is buffered, to reduce upper soldering tip 31 to the crushing of copper strip surface.

As shown in figure 3, Buffer Unit includes limited block 34, mounting rod 36, the first buffer spring 37 and buffer stopper 38, limit Position block 34 is arranged two, and two about 34 limited blocks are horizontally spaced about the side wall in L shaped plate 321, and buffer stopper 38 is positioned horizontally in Between two limited blocks 34, mounting rod 36 is vertically arranged in 38 upper surface of buffer stopper, and mounting rod 36 is actively plugged in limited block 34 On, and 36 upper end of mounting rod is provided with the stop collar 361 contradicted in 34 upper surface of limited block, the first buffer spring 37 is set in peace It filling on bar 36,37 one end of the first buffer spring is contradicted in 38 upper surface of buffer stopper, and the other end is contradicted in the lower surface of limited block 34, The lower surface of buffer stopper 38 is arranged in upper soldering tip 31.Lower push cylinder 33 pushes L shaped plate 321 to move down, when upper soldering tip 31 is contradicted in copper When band upper surface, buffer stopper 38 compresses the first buffer spring 37, to make soldering tip 31 is stable to contact with copper strips, and without essence Standard adjusts the lower implementation journey of lower push cylinder 33.

As shown in figure 3, being provided with guide rod 35 between two limited blocks 34, buffer stopper 38 is actively plugged in guide rod 35, Specifically, guide rod 35 is arranged two, two guide rods 35 are arranged at intervals on the two sides of two limited blocks 34.Buffer stopper 38 is opposite L shaped plate 321 is along on guide rod 35, to increase the stability that buffer stopper 38 moves up.

As shown in figure 3, the opening setting of erecting bed 3, upper push cylinder 42 is located at the opening of erecting bed 3 lower section, upper push cylinder 42 Being horizontally disposed on telescopic shaft has level board 43, and parallel-plate 44, level board 43 and parallel-plate 44 are arranged in parallel with above level board 43 Between vertical spacing setting there are two vertical bar 45,45 upper end of vertical bar is fixed on 44 lower surface of parallel-plate, and 45 lower end activity of vertical bar is inserted It connects in level board 43,45 lower end of vertical bar is provided with the conflict ring 451 contradicted in 43 lower surface of level board, and vertical bar 45 is arranged with second Buffer spring 46,46 one end of the second buffer spring are contradicted in 44 lower surface of parallel-plate, and the other end is contradicted in 43 upper surface of level board, Lower soldering tip 41 is arranged in 44 upper surface of parallel-plate.Upper push cylinder 42 pushes lower soldering tip 41 to move up conflict in copper strips lower surface, makes to put down Andante 44 compresses 46 relative level plate 43 of the second buffer spring and moves down, thus when contacting soldering tip 31 and copper strips, it will not crushing Copper strips, and the upper implementation journey without precisely adjusting lower push cylinder 33.

As shown in figure 3, being provided with the conveying guide groove 47 for conveying copper strips on erecting bed 3, conveying guide groove 47 passes through two The formation of guide pad 471 being oppositely arranged, and the cross section of guide pad 471 is arranged in inverted L-shaped.

As shown in figure 3, being provided with apparatus for welding and positioning on erecting bed 3.Apparatus for welding and positioning includes being located at 3 top of erecting bed Positioning plate 51, locating rod 52 and positioning cylinder 53, locating rod 52 is mounted on positioning plate 51, and positioning plate 51 passes through positioning gas Cylinder 53 pushes positioning, is preset with location hole compatible with locating rod 52 on copper strips, and the location hole on copper strips is copper strips production touching Screw hole required for point element.When copper strips is transported at welder, positioning plate 51 is pushed by positioning cylinder 53, thus In the location hole for being plugged on the locating rod 52 on positioning plate 51 on copper strips, so that welding positioning is carried out to copper strips, to improve The accuracy that welding is.

As shown in figure 3, positioning cylinder 53 is vertically installed at the upper surface of erecting bed 3, and the telescopic shaft of positioning cylinder 53 with The connection of 3 upper surface of erecting bed, positioning plate 51 is horizontally set on above copper strips, and 51 side of positioning plate is mounted on positioning cylinder 53 On cylinder body, locating rod 52 is vertically installed at 51 lower surface of positioning plate.Positioning plate 51 is pushed to move down by positioning cylinder 53, to make Locating rod 52 positioned at 51 lower surface of positioning plate, which is plugged in the copper strips location hole on erecting bed 3, carries out welding positioning.It is fixed It is provided with reset spring 54 between position plate 51 and erecting bed 3, passes through the reset spring being arranged between positioning plate 51 and erecting bed 3 54, it can quickly be resetted under the effect of the elastic force of reset spring 54 after the completion of copper strips is welded and positioned.

As shown in figure 3, further, the sidewall horizontal of positioning cylinder 53 is provided with fixed plate 55, the side of positioning plate 51 It is vertically arranged with adjustable plate 56, fixed plate 55 offers the adjustment hole 551 of long waist shaped along copper strips conveying direction, and adjustable plate 56 passes through Screw rod passes through adjustment hole 551 and is threaded in 55 upper surface of fixed plate, by the way that long waist shaped adjustment hole on the fixture plate 55 is arranged 551, adjustable locating rod 52 is adapted to the location hole of different location on copper strips.Specifically, locating rod 52 is arranged two, two fixed Position bar 52 is arranged along copper strips conveying direction interval.Two locating rods 52 are set, the accuracy of welder welding is further increased. The round table-like setting in 52 end of locating rod.The location hole of copper strips also can be inserted there are when little deviation in location hole and locating rod 52 In, to carry out position correction to copper strips.

As shown in Figure 4 and Figure 5, copper strips traction device includes sliding platform 61, is arranged in sliding platform 61 for gripping copper The pusher cylinder 62 that the first clamp assemblies and driving sliding platform 61 of band move back and forth, the first clamp assemblies include the first clamping Cylinder 63 and the first fixture block 64, the first clamping of the first gripper cylinder 63 driving clamp copper strips, the first clamping with sliding 61 surface of platform Cylinder 63 is matched with the work station of pusher cylinder 62.Pass through the first gripper cylinder 63 driving first in the first clamp assemblies Fixture block 64 and the sliding cooperation clamping copper strips of platform 61, then push sliding platform 61 mobile, reciprocal weight under the action of pusher cylinder 62 Multiple above-mentioned movement, so that the conveying welding of intermittent driving copper strips, compared with artificial feeding, improves the efficiency of copper strips feeding, thus Improve the welding efficiency of copper strips.

As shown in Figure 4 and Figure 5, it is provided with supporting plate 65 below sliding platform 61, be located at before and after sliding 61 moving direction of platform Supporting plate 65 on be oppositely arranged there are two stroke plate 66, pusher cylinder 62 is horizontally arranged at its 66 side wall of one stroke plate, pushes gas The telescopic shaft of cylinder 62 is connect with sliding 61 side wall of platform.Being horizontally disposed between two stroke plates 66 has horizon bar 67, and sliding platform 61 is living It is dynamic to be plugged on horizon bar 67.By the horizon bar 67 being arranged between two stroke plates 66, platform 61 is slid along horizon bar 67 It is mobile, to increase the mobile stability of sliding platform 61.

As shown in Figure 4 and Figure 5, sliding 61 upper surface of platform is provided with the first guide plate 68, and the first guide plate 68 is defeated along copper strips Direction is sent to offer the first pilot hole 681 passed through for copper strips, the first gripper cylinder 63 is vertically installed at the first guide plate 68 Upper surface, the telescopic shaft of the first gripper cylinder 63 extend to inside the first pilot hole 681.Copper strips passes through the first pilot hole 681, leads to The first gripper cylinder 63 crossed on the first guide plate 68 pushes the first fixture block 64 to push, and copper strips is made to be stably fixed to sliding platform 61 On.

As shown in figure 5, two 66 Relative sliding platform of stroke plate, 61 side walls are provided with mounting cylinder 661, live in mounting cylinder 661 It is dynamic to be plugged with buffer bar 662, third buffer spring 663 is provided in mounting cylinder 661,663 one end of third buffer spring is connected to 661 bottoms of mounting cylinder, the other end are connected on buffer bar 662.When sliding platform 61 moves back and forth between two stroke plates 66, support Touching is on buffer bar 662, under the action of third 663 elastic force of buffer spring, avoids between sliding platform 61 on impact stroke plate 66, To reduce the damage of sliding platform 61 and stroke block, and the stroke for sliding platform 61 by 662 pairs of buffer bar limits.Installation Cylinder 661 is threaded on the side wall of stroke plate 66, so as to adjust buffer bar 662 and slide the position between platform 61, from And adjust the mobile stroke of sliding platform 61.

As shown in figure 4, fixed station 71 is arranged in 61 side of sliding platform for being located at copper strips conveying direction, it is provided on fixed station 71 Second guide plate 72 offers the second pilot hole 721 passed through for copper strips on second guide plate 72, is arranged on the second guide plate 72 There are the second clamp assemblies for gripping copper strips with fixed station 71, the second clamp assemblies include the second gripper cylinder 73 and the Two fixture blocks 74, the second gripper cylinder 73 are mounted on the second guide plate 72, and the second gripper cylinder 73 is arranged in the second fixture block 74 On telescopic shaft, 63 asynchronous working of the second gripper cylinder 73 and the first gripper cylinder.When first assembly clamps copper strips, by pushing gas After the completion of cylinder 62 pushes sliding platform 61 to drive copper strips moving feeding, the second fixture block of the second gripper cylinder 73 driving 74 and fixed station 71 Between grip copper strips, prevent sliding platform 61 when returning to initial position, copper strips return driven under the action of frictional force.Specifically , the upper surface of the first fixture block 64 and the second fixture block 74 is provided with rubber pad 75.

As shown in Figure 6 and Figure 7, molding machine includes mounting base 8, molding die and forming cylinder 81, molding die packet Upper mold 82 and lower die 83 are included, lower die 83 is mounted in mounting base 8, and molding cutter 821 is provided in upper mold 82, is arranged in lower die 83 There is molding notch 831 compatible with molding cutter 821, forming cylinder 81 pushes upper mold 82 and lower die 83 to realize folding punching, Molding 831 end of notch is provided with blanking port 832, is arranged in the upper mold 82 in molding cutter 821 and ejects contact element The ejection assembly of blanking port 832.When copper strips is transported between upper mold 82 and lower die 83, by forming cylinder 81 push upper mold 82 to Lower die 83 molds, and cooperates the molding notch 831 in lower die 83 to the contact member on copper strips by the molding cutter 821 in upper mold 82 Part is punched out molding, then under the action of ejection assembly, ejects from blanking port 832, completes the production of contact element, compare It is welded and is compared with being punched on different devices, improve the production efficiency of contact element.

As shown in fig. 6, being provided with mounting rack in mounting base 8, mounting rack includes four columns 84 and top plate 85, four columns 84 are vertically installed at 8 upper surface of mounting base, and top plate 85 is horizontally arranged at the top of four columns 84, and forming cylinder 81 is mounted on top 85 upper surface of plate, and the telescopic shaft activity of forming cylinder 81 passes through top plate 85, upper mold 82 is mounted on the telescopic shaft of forming cylinder 81 On, by the mounting rack being arranged in mounting base 8, improve the stability of the installation of forming cylinder 81.83 upper surface of lower die is along copper Tape feeding direction offers deflector chute 833.Copper strips carries out conveying punching along deflector chute 833, to improve the accuracy of punching.

As shown in fig. 7, ejection assembly includes mandril 86 and ejector spring 87,82 following table of upper mold at opposite blanking port 832 Face offers telescopic chute 822, and mandril 86 is actively plugged in telescopic chute 822, and ejector spring 87 is located in telescopic chute 822, ejects bullet 87 one end of spring is connect with 822 slot bottom of telescopic chute, and the other end is connect with mandril 86.Molding cutter 821 in upper mold 82 to copper strips into When row punching, 86 compressed spring of mandril is contradicted in contact element upper surface, after being punched into next in contact element in copper strips, mandril 86 under the effect of spring force, pushes mandril 86 to eject contact element from blanking port 832, copper strips is avoided to be stuck in forming tank At mouth 831.Further, 86 end vertical of mandril is provided with jacking block 88, and 88 lower surface of jacking block is provided with cushion 89, cushion 89 are made of rubber.Collection box 90 of the upper opening towards blanking port 832 is placed on board 1.

The course of work: the rotation of 23 intermittent driving Wire Wheel 22 of motor is controlled by controller, so that wire feeding disc 21 will be located at Interior silver wire is delivered at welder, then pushes lower soldering tip 41 to support silver wire by the upper push cylinder 42 in welder again Touching is on copper strips welding position, and lower push cylinder 33 pushes upper soldering tip 31 to contradict in the upper surface of copper strips, to keep silver contact molten Melt and be welded on copper strips, then drives the first fixture block 64 to match with sliding platform 61 by the first gripper cylinder 63 in copper strips traction device Co-clip holds copper strips, then pushes sliding platform 61 mobile under the action of pusher cylinder 62, so that the copper strips being welded is driven to remove, The welding of copper strips adjacent solder position is carried out, and the copper strips being welded is drawn by traction device to molding machine, is passed through into Type cylinder 81 pushes upper mold 82 to mold to lower die 83, cooperates the forming tank in lower die 83 by the molding cutter 821 in upper mold 82 Contact element on 831 pairs of copper strips of mouth is punched out molding, then under the action of ejection assembly, ejects from blanking port 832, complete At the production of contact element.

The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.

Claims (9)

1. a kind of automatic welding machine of contact element, it is characterised in that: including board (1) and be successively set on board (1) Welder, copper strips traction device and molding machine are provided with line sending above the board (1) of welder side Device；

The wire-sending device includes that wire feeding disc (21), two Wire Wheels (22) rotated backward for drawing line sending and driving are sent The motor (23) of line wheel (22) rotation, the motor (23) are electrically connected with the control for Separation control motor (23) work Device；

The welder includes the upper soldering tip (31) and lower soldering tip (41) being oppositely arranged, and is provided on the board (1) for copper The erecting bed (3) that band passes through, erecting bed (3) top are provided with driving upper soldering tip (31) and move down contact copper strips upper surface Lower push cylinder (33), being provided with driving lower soldering tip (41) and move up below the erecting bed (3) contradicts silver wire in copper sheet The upper push cylinder (42) of welding position；

The copper strips traction device includes sliding platform (61), is arranged in sliding platform (61) for gripping the first clamping of copper strips The pusher cylinder (62) that component and driving sliding platform (61) move back and forth, first clamp assemblies include the first gripper cylinder (63) and the first fixture block (64), first clamping of the first gripper cylinder (63) driving clamp copper strips with sliding platform (61) surface, First gripper cylinder (63) matches with the work station of pusher cylinder (62)；

The molding machine includes that mounting base (8), molding die and forming cylinder (81), the molding die include upper mold (82) it is mounted on mounting base (8) with lower die (83), the lower die (83), is provided with molding cutter on the upper mold (82) (821), it is provided on the lower die (83) and molding cutter (821) compatible molding notch (831), the forming cylinder (81) upper mold (82) and lower die (83) are pushed to realize folding punching, molding notch (831) end is provided with blanking port (832), it is located at the ejection that contact element is ejected blanking port (832) by setting in the upper mold (82) in molding cutter (821) Component.

2. a kind of automatic welding machine of contact element according to claim 1, it is characterised in that: below the wire-sending device It is provided with board (1), organic frame (11) is set on the board (1), be provided with installation axle (24) on the rack (11), it is described Wire feeding disc (21) is rotatably connected on installation axle (24), and the Wire Wheel (22) is located at side below wire feeding disc (21), described Axially spaced-apart setting is there are two mounting ring (25) in installation axle (24), the wire feeding disc (21) be located at two mounting rings (25) it Between, mounting ring described in one (25) fixation is set on installation axle (24), and another mounting ring (25) is movably set in installation It on axis (24), is provided with adjusting block (26) on the installation axle (24), is arranged with holddown spring (27) on the installation axle (24), The holddown spring (27) is between movable mounting ring (25) and adjusting block (26).

3. a kind of automatic welding machine of contact element according to claim 2, it is characterised in that: set on the rack (11) It is equipped with extension board (111), the motor (23) is mounted on extension board (111), is horizontally spaced about on the extension board (111) There are two riser (1111), and two Wire Wheel (22) horizontal intervals are rotatably connected between two risers (1111), described Motor (23) drives one Wire Wheel (22) rotation, and silver wire is located between two Wire Wheels (22).

4. a kind of automatic welding machine of contact element according to claim 1, it is characterised in that: on the erecting bed (3) Surface side is vertically arranged with mounting plate (32), and the lower push cylinder (33) is arranged on mounting plate (32) side wall, is pushed away under described It is connected on the telescopic shaft of cylinder (33) L shaped plate (321), Buffer Unit, the upper weldering is provided on the L shaped plate (321) Head (31) is arranged on Buffer Unit, and the Buffer Unit includes limited block (34), mounting rod (36), the first buffer spring (37) And buffer stopper (38), the limited block (34) are arranged two, two limited blocks (34) are horizontally spaced about up and down in L shape The side wall of plate (321), the buffer stopper (38) are positioned horizontally between two limited blocks (34), and the mounting rod (36) sets vertically It sets in buffer stopper (38) upper surface, the mounting rod (36) is actively plugged on limited block (34), and on the mounting rod (36) End is provided with the stop collar (361) contradicted in limited block (34) upper surface, and first buffer spring (37) is set in mounting rod (36) on, described first buffer spring (37) one end is contradicted in buffer stopper (38) upper surface, and the other end is contradicted in limited block (34) Lower surface, lower surface of upper soldering tip (31) setting in buffer stopper (38).

5. a kind of automatic welding machine of contact element according to claim 4, it is characterised in that: the erecting bed (3) is opened Mouth setting, the upper push cylinder (42) are located at erecting bed (3) opening lower section, and level is set on the telescopic shaft of the upper push cylinder (42) It is equipped with level board (43), is arranged in parallel with parallel-plate (44) above the level board (43), the level board (43) and parallel-plate (44) there are two vertical bar (45) for vertical spacing setting between, and vertical bar (45) upper end is fixed on parallel-plate (44) lower surface, institute It states vertical bar (45) lower end activity to be plugged on level board (43), vertical bar (45) lower end is provided with conflict in level board (43) following table The conflict ring (451) in face, the vertical bar (45) are arranged with the second buffer spring (46), and described second buffer spring (46) one end is supported Touching is in parallel-plate (44) lower surface, and the other end is contradicted in level board (43) upper surface, and the lower soldering tip (41) is arranged in parallel-plate (44) upper surface.

6. a kind of automatic welding machine of contact element according to claim 1, it is characterised in that: be located under sliding platform (61) Side is provided with supporting plate (65), is located on the supporting plate (65) before and after sliding platform (61) moving direction stroke plate there are two being oppositely arranged (66), the pusher cylinder (62) is horizontally arranged at its one stroke plate (66) side wall, the telescopic shaft of the pusher cylinder (62) with The connection of platform (61) side wall is slid, being horizontally disposed between two stroke plates (66) has horizon bar (67), the sliding platform (61) It is actively plugged on horizon bar (67).

7. a kind of automatic welding machine of contact element according to claim 6, it is characterised in that: two stroke plates (66) Relative sliding platform (61) side wall is provided with mounting cylinder (661), and the interior activity of the mounting cylinder (661) is plugged with buffer bar (662), it is provided with third buffer spring (663) in the mounting cylinder (661), third buffer spring (663) one end connection At mounting cylinder (661) cylinder bottom, the other end is connected on buffer bar (662).

8. a kind of automatic welding machine of contact element according to claim 6, it is characterised in that: be located at copper strips conveying direction Sliding platform (61) side fixed station (71) are set, be provided with the second guide plate (72) on the fixed station (71), described second The second pilot hole (721) passed through for copper strips is offered on guide plate (72), is provided with and is used on second guide plate (72) Grip the second clamp assemblies of copper strips with fixed station (71), second clamp assemblies include the second gripper cylinder (73) and Second fixture block (74), second gripper cylinder (73) are mounted on the second guide plate (72), the second fixture block (74) setting On the telescopic shaft of the second gripper cylinder (73), second gripper cylinder (73) and the first gripper cylinder (63) asynchronous working.

9. a kind of automatic welding machine of contact element according to claim 1, it is characterised in that: the ejection assembly includes Mandril (86) and ejector spring (87), the upper mold (82) lower surface at opposite blanking port (832) offer telescopic chute (822), the mandril (86) is actively plugged in telescopic chute (822), and the ejector spring (87) is located in telescopic chute (822), institute It states ejector spring (87) one end to connect with telescopic chute (822) slot bottom, the other end is connect with mandril (86).