CN216250220U

CN216250220U - Resistor assembly machine

Info

Publication number: CN216250220U
Application number: CN202122810338.1U
Authority: CN
Inventors: 唐宗飘; 陈维招; 张全利; 林光萍; 张周春; 张敏
Original assignee: Zhejiang Qisheng Electronics Co ltd
Current assignee: Zhejiang Qisheng Electronics Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-04-08
Anticipated expiration: 2031-11-15

Abstract

The utility model relates to a resistor assembly machine, which comprises a rack and a resistor winding mechanism, wherein the resistor winding mechanism comprises two resistor clamping rods and a driving mechanism; the resistance feeding mechanism comprises a resistance clamp and a first driving piece; the wire feeding mechanism comprises a sliding frame, a swinging frame and a wire feeding clamp, wherein a second driving piece is arranged on the swinging frame, a third driving piece is arranged on the rack, and a fourth driving piece is arranged on the sliding frame; the welding wire mechanism comprises a welding head and a fifth driving piece; the resistance clamp comprises a pair of resistance clamp arms, namely a fixed clamp arm and a movable clamp arm, wherein the fixed clamp arm is hinged with a swing rod through a hinged shaft, the lower end of the swing rod is connected with the front end of the movable clamp arm, and an elastic pulling piece I for enabling the front parts of the two resistance clamp arms to abut against each other is arranged between the upper end of the swing rod and the rear end of the fixed clamp arm; the upper end part of the abutting swing rod is used for driving the front part of the movable clamping arm to rotate downwards to form an abutting column separated from the fixed clamping arm; the wire feeding device also comprises an elastic pulling piece II capable of pulling the wire feeding clamp and an elastic adjusting piece. The resistor is simple and quick to feed, and the wire breaking effect is good.

Description

Resistor assembly machine

Technical Field

The utility model relates to the technical field of resistor assembly, in particular to a resistor assembly machine.

Background

A lead-free resistor assembling machine is proposed in the patent number CN201721752248, and comprises a workbench, wherein a support is longitudinally arranged on the workbench, a servo motor, a first lower driving wheel, a first upper driving wheel, a transversely arranged first rotating shaft and an upper motor are arranged on one side of the support, and a second lower driving wheel, a second upper driving wheel, a transversely arranged second rotating shaft and a transverse cylinder are arranged on the other side of the support; the servo motor drives a first lower driving wheel, the first lower driving wheel is connected with a first upper driving wheel through a belt, and a first rotating shaft is coaxial with the first upper driving wheel; the second lower transmission wheel and the second upper transmission wheel are connected through a belt, a second rotating shaft is arranged opposite to the first rotating shaft, the second rotating shaft is coaxial with the second upper transmission wheel, and the transverse cylinder drives the second rotating shaft to horizontally move; the first lower transmission wheel and the second lower transmission wheel are oppositely arranged and are connected through a transmission shaft; the workbench is also provided with a round bar feeding clamping arm, the round bar feeding clamping arm is vertically equal to the first rotating shaft and the second rotating shaft, is positioned between the first rotating shaft and the second rotating shaft, and is driven by a third cylinder; the bracket is also provided with a wire feeding clamping arm; the bracket is also provided with a longitudinal cylinder, and the lower end of the longitudinal cylinder drives the spot welding head. In the leadless resistor assembling machine, resistor wire feeding is carried out through the wire feeding clamping arm and the round rod feeding clamping arm, the round rod feeding clamping arm is usually a mechanical arm, and the problems of large occupied space, inconvenient clamping operation and low working efficiency exist on the resistor assembling machine; the wire feeding clamp arm is driven by the air cylinder to slide, after the wire is welded, the air cylinder drives the wire feeding clamp arm to drive the resistance wire to pull back, the tension is slow, the resistance wire cannot be torn off in time, and the tension of the resistance wire can be kept to be a segment, so that the resource waste is caused.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is as follows: in order to overcome the defects of the prior art, the utility model provides the resistor assembling machine which is simple in resistor clamping and feeding structure, quick to operate and high in working efficiency, and can be used for quickly breaking the resistor wires and avoiding redundant resistor wires from being left on the resistors.

The technical scheme of the utility model is as follows: a resistance assembly machine comprises a frame, wherein the frame is provided with: the resistance winding mechanism comprises two resistance clamping rods which are oppositely arranged and a driving mechanism which drives the two resistance clamping rods to respectively abut against two ends of the resistance and drives the resistance to rotate; the resistance feeding mechanism comprises a resistance clamp and a first driving piece for driving the resistance clamp to slide and feed materials to one side of the resistance winding mechanism; the wire feeding mechanism comprises a sliding frame capable of sliding transversely, a swinging frame which synchronously slides transversely with the sliding frame and can swing relative to the sliding frame, and a wire feeding clamp which is positioned on the swinging frame and can be penetrated out by a resistance wire, wherein a second driving piece capable of driving the wire feeding clamp penetrated by the resistance wire to slide and feed the wire to one side of the resistance wire winding mechanism is arranged on the swinging frame; the welding wire mechanism comprises a welding head arranged on the front surface of the sliding frame and a fifth driving piece which can drive the welding head to lift and weld the resistance wire on the end part of the resistance positioned between the two resistance clamping rods; the resistance winding mechanism is positioned in front of the resistance feeding mechanism, the resistance clamp comprises a pair of resistance clamping arms, the rear ends of the resistance clamping arms are hinged, the resistance clamp has two states of opening and closing, the pair of resistance clamping arms are respectively a fixed clamping arm and a movable clamping arm, the fixed clamping arm is hinged with a swing rod through a hinged shaft, the lower end of the swing rod is connected with the front end of the movable clamping arm, and an elastic pulling piece I which enables the front parts of the two resistance clamping arms to abut against each other is arranged between the upper end of the swing rod and the rear end of the fixed clamping arm; the resistance feeding mechanism also comprises a support column which is used for supporting the upper end part of the swing rod when the resistance clamp retreats so as to enable the swing rod to drive the front part of the movable clamping arm to rotate downwards to be separated from the fixed clamping arm; the wire feeding mechanism further comprises: the elastic pulling piece II can pull the wire feeding clamp to slide and return to one side far away from the resistance wire winding mechanism, and the elastic adjusting piece can adjust the elastic force of the elastic pulling piece II.

By adopting the technical scheme, the resistor feeding mechanism and the wire feeding mechanism are used for feeding a resistor and a resistor wire to the resistor winding mechanism respectively, when the resistor feeding mechanism and the wire feeding mechanism are used, the two resistor clamping arms clamp the resistor under the tension action of the elastic pulling piece I, the resistor clamping arms of the clamping resistor are driven by the first driving piece to feed forwards, the driving mechanism drives the two resistor clamping rod clamping resistors, then the first driving piece drives the resistor clamping arms to slide backwards to leave the resistor winding mechanism, the upper end part of the oscillating rod abuts against the upper end surface of the abutting column, so that the oscillating rod drives the front part of the movable clamping arm to rotate downwards to separate from the fixed clamping arm to wait for feeding the resistor next time; the resistance wire penetrates through the wire feeding clamp, the wire feeding clamp driving the resistance wire to be driven by the second driving piece slides to one side of the resistance wire winding mechanism to be on the wire, at the moment, the elastic pulling piece II stretches, the fifth driving piece drives the welding head to be close to one side of the resistance wire winding mechanism and welds the resistance wire on one end part of the resistance, the fifth driving piece drives the welding head to be far away from the resistance wire winding mechanism after welding the wire, the driving mechanism drives the two resistance clamping rods to drive the resistance to rotate, meanwhile, the wire feeding clamp and the welding head are driven by the sliding frame to synchronously and transversely slide, the resistance wire can be wound in the axial direction, after the wire is wound on the other end part of the resistance, the wire feeding clamp is driven by the swinging frame to rotate, so that the resistance wire at the end part is deviated, the fifth driving piece drives the welding head to be close to one side of the resistance wire winding mechanism and welds the deviated resistance wire on the other end part of the resistance, and then the welding wire at the two ends of the resistance wire is finished, keep away from resistance wire winding mechanism through fifth driving piece drive bonding tool behind the bonding wire, then leave the resistance through second driving piece driving band wire feeding anchor clamps to wait the work of going online next time, elasticity draws piece II and draws back wire feeding anchor clamps simultaneously this moment, thereby makes wire feeding anchor clamps can keep away from the resistance fast, realizes the quick broken string of resistance line, avoids the broken string overlength.

In the technical scheme of the utility model, the clamping resistor feeding structure is simple, the quick clamping and feeding of the resistor are realized by the cooperation of the swing of the movable clamping arm and the fixed clamping arm, the working efficiency is high, meanwhile, the elastic pulling piece II is additionally arranged, the rapid wire breaking of the resistor can be realized, the redundant resistor wire on the resistor is avoided, and the elasticity of the elastic pulling piece II can be adjusted by the elastic adjusting piece to adapt to the wire breaking requirements needing different back tension forces.

The utility model further provides that: the upper end part of the swing rod is provided with a cam, the surface of the abutting column is provided with a supporting surface abutting against the periphery of the cam, and the supporting surface is obliquely and upwards arranged.

By adopting the above further arrangement, the outer circumferential surface of the cam is convenient to abut against the end surface of the abutting column, so that the swing of the swing rod is realized, and meanwhile, the supporting surface of the abutting column matched with the cam is inclined, so that the upper end of the swing rod is convenient to jack upwards.

The utility model further provides that: resistance feeding mechanism still includes the pay-off pedestal, support post location installation on the pay-off pedestal, resistance anchor clamps slide to be installed on the pay-off pedestal, and first driving piece is installed on the pay-off pedestal, and its output is connected with the rear end of deciding the arm lock, the pay-off pedestal articulates in the frame through the hinge, and rotatable keeping away from or being close to the resistance presss from both sides the stick.

By adopting the above further arrangement, the resistance feeding mechanism is hinged on the rack through the feeding table seat and can rotate to be far away from the resistance clamping rod, so that the resistance wire can conveniently penetrate out of the wire feeding clamp.

The utility model further provides that: the swing span include support I and with bonding tool normal running fit's support II, wear to be equipped with the installation axle between support I and support II, send the line anchor clamps to install through the slide installation epaxial, the second driving piece is installed on support I to its output is connected with the slide, elasticity draws the both ends of piece II to connect respectively elasticity adjusting part with the slide, the elasticity adjusting part can drive elasticity and draw piece II to support I one side tensile.

By adopting the arrangement, the swing frame has simple structure and is convenient for the mounting plate of the elastic force adjusting piece to drive the elastic force pulling piece II to stretch towards one side far away from the resistance clamping rod so as to adjust the elastic force of the elastic force pulling piece II.

The utility model further provides that: elasticity draws piece II to be the extension spring, elasticity adjusting part includes the pull rod and rotates the pull ring that sets up on the pull rod, the drag hook of extension spring is established the pull ring, pull rod and support I threaded connection, the end connection step motor that support I was worn out to the pull rod.

By adopting the above further arrangement, the elastic adjusting piece is simple in structure, the stepping motor drives the pull rod to rotate, the slip distance of the pull rod is accurately controlled, and the elastic pulling piece II is driven to stretch.

The utility model further provides that: the support II is provided with a vertical transmission shaft, the fourth driving part is an air cylinder, the cylinder body of the air cylinder is positioned on the rack, a telescopic rod of the air cylinder is sleeved on the transmission shaft, and the telescopic rod can stretch and drive the swing frame to rotate around the welding head.

By adopting the above further arrangement, the telescopic rod of the cylinder can stretch and drive the swing frame to rotate around the welding head.

The utility model further provides that: the wire feeding clamp comprises a clamping seat, a wire feeding clamping arm and a wire outlet nozzle located at the end of the clamping seat, the clamping arm and the clamping seat are matched to form a wire feeding channel, the wire outlet nozzle is provided with a wire outlet communicated with the wire feeding channel, and a sixth driving piece for driving the wire feeding clamping arm to be separated from the clamping seat when a resistor is wound is arranged on the sliding seat.

By adopting the further arrangement, when winding, the wire feeding clamping arm and the clamping seat are driven to be separated by the sixth driving piece, so that the wire outlet operation is facilitated, the resistance wire can be effectively prevented from being pulled apart when winding, and meanwhile, the wire outlet nozzle can be aligned.

The utility model further provides that: the frame includes two frame plates that set up relatively, and two resistance clamp rods are installed respectively on the inboard of two frame plates, transversely install fixed axle and screw rod between two frame plates, the frame that slides can slide on the fixed axle, slide the frame back have with screw rod screw-thread fit's nut, the drive of third driving piece the screw rod rotates, the nut drives the frame that slides transversely, and the bonding tool is installed at the frame that slides openly.

By adopting the above further arrangement, the rack is simple in structure, the third driving piece drives the screw rod to rotate, the sliding frame can be driven to slide transversely, the wire feeding mechanism and the resistance feeding mechanism are respectively arranged at two sides of the resistance clamping rod, the layout is reasonable, and the installation and the work of all the parts are not interfered with each other.

The utility model further provides that: the assembly machine further comprises a resistance material barrel, a vibration disc, a resistance feeding pipe and an air suction pipe, wherein resistance feeding tables are arranged on two sides of the resistance clamp, a pipe joint of the resistance feeding pipe and a pipe joint of the air suction pipe respectively penetrate through the two resistance feeding tables and are oppositely arranged, the inner diameter of the pipe joint of the air suction pipe is smaller than the outer diameter of the resistance, a resistance feeding area is formed between the two pipe joints, and the resistance clamp is arranged corresponding to the position of the resistance feeding area and used for clamping the resistance in the resistance feeding area.

By adopting the above further arrangement, the resistor charging barrel stores resistors, and a single resistor is discharged to the resistor feeding pipe through the vibrating disk, the resistor feeding pipe supplies materials to the resistor feeding area, and the air suction pipe sucks the materials.

The utility model further provides that: the assembly machine also comprises a feeding shaft roller, a feeding wheel and a plurality of guide wheel sets positioned between the feeding shaft roller and the feeding wheel, wherein the feeding wheel is arranged corresponding to the inlet of the wire feeding channel of the wire feeding clamp.

By adopting the above further arrangement, the winding reel can be arranged on the upper thread shaft roller, and the resistance wire is sequentially wound around the guide wheels in the guide wheel set and then is on-thread through the feeding channel of the thread feeding clamp by the upper thread wheel.

Drawings

FIG. 1 is a block diagram of an embodiment of the present invention;

FIG. 2 is a view showing a side structure of a wire feeding mechanism according to an embodiment of the present invention, wherein the direction indicated by the arrow a is shown as the right;

FIG. 3 is a block diagram of one side of a resistor winding mechanism in an embodiment of the present invention;

FIG. 4 is a structural diagram of a resistor feeding mechanism according to an embodiment of the present invention, in which a pair of clamping arms are in an open state;

FIG. 5 is a diagram of a resistance feeding mechanism according to an embodiment of the present invention, in which a pair of clamping arms are closed;

FIG. 6 is a block diagram of a wire feeding mechanism in an embodiment of the present invention;

fig. 7 is a connection structure diagram of the elastic force adjusting member and the elastic pulling member II according to the embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indications (such as up, down, front, and back … …) in the description of the present invention are only used to explain the relative position relationship between the components, the movement, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.

As shown in fig. 1-7, the resistor assembling machine of the present invention comprises a frame 1, wherein the frame 1 is provided with: the resistance winding mechanism 2 comprises two resistance clamping rods 21 which are oppositely arranged and a driving mechanism which drives the two resistance clamping rods 21 to respectively abut against two ends of the resistance and drives the resistance to rotate, wherein the driving mechanism comprises a driving cylinder or an electric cylinder which drives the two resistance clamping rods 21 to transversely slide close to or far away from, and a rotating motor which drives the two resistance clamping rods 21 to rotate; the resistance feeding mechanism 3 comprises a resistance clamp 31 and a first driving piece 32 for driving the resistance clamp 31 to slide and feed materials to one side of the resistance winding mechanism 2; the wire feeding mechanism 4 comprises a sliding frame 41 capable of sliding transversely, a swinging frame 42 which slides transversely and synchronously with the sliding frame 41 and can swing relative to the sliding frame, and a wire feeding clamp 43 which is positioned on the swinging frame 42 and can be penetrated by a resistance wire, wherein a second driving piece 44 which can drive the wire feeding clamp 43 penetrated by the resistance wire to slide to the resistance wire winding mechanism 2 side and get on the wire is arranged on the swinging frame 42, a third driving piece 45 which can drive the sliding frame 41 to slide transversely is arranged on the frame 1, a fourth driving piece 46 which drives the swinging frame 42 to drive the wire feeding clamp 43 to swing after the resistance wire is wound to the end part of the resistance wire is arranged on the sliding frame 41, and a wire welding mechanism 5 which comprises a welding head 51 arranged on the front surface of the sliding frame 41 and a fifth driving piece 52 which can drive the welding head 51 to lift and weld the resistance wire on the end part of the resistance wire positioned between the two resistance clamping rods 21; the resistance winding mechanism 2 is located in front of the resistance feeding mechanism 3, the resistance clamp 31 includes a pair of resistance clamp arms, the rear ends of the resistance clamp arms are hinged, and the resistance clamp has two states of opening and closing, the pair of resistance clamp arms are respectively a fixed clamp arm 311 and a movable clamp arm 312, the rear ends of the two clamp arms can be hinged, that is, the rear end of the movable clamp arm 312 is hinged on the fixed clamp arm 311, the fixed clamp arm 311 is hinged with a swing rod 35 through a hinge shaft 34, the lower end of the swing rod 35 is connected with the front end of the movable clamp arm 312, an elastic pulling piece I36 which enables the front parts of the two resistance clamp arms to abut against is arranged between the upper end of the swing rod 35 and the rear end of the fixed clamp arm 311, and the elastic pulling piece I36 is a tension spring or other elastic pieces; the resistance feeding mechanism 3 further comprises a support column 37 which is used for supporting the upper end part of the swing rod 35 when the resistance clamp 31 retreats, so that the swing rod 35 drives the front part of the movable clamp arm 312 to rotate downwards and is separated from the fixed clamp arm 311; the wire feeding mechanism 4 further includes: an elastic pulling piece II 47 which can pull the wire feeding clamp 43 to slide and return to one side far away from the resistance wire winding mechanism 2 and an elastic force adjusting piece 48 which can adjust the elastic force of the elastic pulling piece II 47; the upper end part of the swing rod 35 is provided with a cam 351, the surface of the abutting column 37 is provided with a supporting surface 371 abutting against the periphery of the cam 351, and the supporting surface 371 is obliquely and upwards arranged and is an arc surface or an inclined surface; the resistance feeding mechanism 3 further comprises a feeding pedestal 38, the abutting column 37 is positioned and mounted on the feeding pedestal 38, the resistance clamp 31 is slidably mounted on the feeding pedestal 38, the first driving piece 32 is mounted on the feeding pedestal 38, the output end of the first driving piece is connected with the rear end of the fixed clamping arm 311, and the feeding pedestal 38 is hinged on the frame 1 through a hinge 39 and can be rotatably far away from or close to the resistance clamping rod 21; the swing frame 42 comprises a support I421 and a support II 422 rotationally matched with the welding head 51, a mounting shaft 423 is arranged between the support I421 and the support II 422 in a penetrating manner, the wire feeding clamp 43 is slidably mounted on the mounting shaft 423 through a sliding seat 49, the second driving member 44 is mounted on the support I421, the output end of the second driving member is connected with the sliding seat 49, two ends of the elastic pulling member II 47 are respectively connected with the elastic adjusting member 48 and the sliding seat 49, and the elastic adjusting member 48 can drive the elastic pulling member II 47 to stretch towards one side of the support I421; the elastic pulling piece II 47 is a tension spring, the elastic adjusting piece 48 comprises a pull rod 481 and a pull ring 482 rotatably arranged on the pull rod 481, the pull ring 482 is hooked by the pull hook of the tension spring 47, the pull rod 481 is in threaded connection with the support I421, and the end of the pull rod 481 penetrating through the support I421 is connected with the stepping motor 40 or a hand wheel; a vertical transmission shaft 4221 is arranged on the support II 422, the fourth driving part 46 is an air cylinder, a cylinder body 461 of the air cylinder 46 is positioned on the rack 1, a telescopic rod of the air cylinder 1 is sleeved on the transmission shaft 4221, and the telescopic rod can stretch and drive the swing frame 42 to rotate around the welding head 51; a discharging bedplate 8 is arranged below the resistance clamping rod 21, the discharging bedplate 8 is arranged on the sliding frame 41 and slides transversely and synchronously with the sliding frame, the discharging bedplate 8 inclines downwards, and two sides of the discharging bedplate are bent upwards to form coamings; the frame 1 comprises two frame plates 11 which are oppositely arranged, two resistance clamping rods 21 are respectively arranged on the inner sides of the two frame plates 11, a fixed shaft 13 and a screw 14 are transversely arranged between the two frame plates 11, the sliding frame 41 can slide on the fixed shaft 13, a nut 15 in threaded fit with the screw 14 is arranged on the back surface of the sliding frame 41, a third driving piece 45 is a forward and reverse rotation motor and drives the screw 14 to rotate, the nut 15 drives the sliding frame 41 to transversely slide, a welding head 51 is arranged on the front surface of the sliding frame 41, and the front surface is the side towards which resistance feeding faces; the wire feeding clamp 43 comprises a clamping seat 431, a wire feeding clamping arm 432 and a wire outlet nozzle 433 positioned at the end part of the clamping seat 431, the wire feeding clamping arm 432 is matched with the clamping seat 431 to form a wire feeding channel, the wire outlet nozzle 433 is provided with a wire outlet communicated with the wire feeding channel, a sixth driving piece 434 for driving the wire feeding clamping arm 432 to be separated from the clamping seat 431 during resistance winding is arranged on the sliding seat 49, and the sixth driving piece 434 is an air cylinder or an electric cylinder; the assembly machine further comprises a resistor material barrel 61, a vibration disc 62, a resistor feeding pipe 63 and an air suction pipe 64, wherein resistor feeding tables 65 are arranged on two sides of the resistor fixture 31, a pipe joint of the resistor feeding pipe 63 and a pipe joint of the air suction pipe 64 penetrate through the two resistor feeding tables 65 respectively and are arranged oppositely, the inner diameter of the pipe joint of the air suction pipe 64 is smaller than the outer diameter of the resistor, the air suction pipe 64 is connected with an air pump, a resistor feeding area is formed between the two pipe joints, and the resistor fixture 31 is arranged corresponding to the position of the resistor feeding area and used for clamping the resistor in the resistor feeding area; the assembly machine further comprises an upper wire shaft roller 71, an upper wire wheel 72 and a plurality of guide wheel sets positioned between the upper wire shaft roller 71 and the upper wire wheel 72, wherein the upper wire wheel 72 is arranged corresponding to an inlet of a wire feeding channel of the wire feeding clamp 43, and each guide wheel set at least comprises a first guide wheel corresponding to the upper part of the upper wire shaft roller 71 and a second guide wheel positioned above the upper wire wheel 72.

When the device is ready for operation, a resistor to be processed is added into the resistor material cylinder 61, the resistor feeding pipe 63 and the pipe joint of the air suction pipe 64 are respectively penetrated and provided with two opposite resistor feeding tables 65, meanwhile, the resistor clamp 31 is positioned behind the resistor feeding area, and the cam 351 at the upper end part of the swing rod 35 is abutted against the supporting surface 371 of the abutment column 37, so that the front parts of the two clamping arms are opened; the wire coil is arranged on the upper wire shaft roller 72, the resistance wire is sequentially wound on the first guide wheel, the second guide wheel and the upper wire wheel 72 and then passes through the wire feeding channel of the wire feeding clamp 43, and the resistance wire is pulled out from the wire outlet hole of the wire outlet nozzle 433 after the feeding pedestal 38 rotates to be far away from the resistance clamping rod 21;

when the resistance feeding mechanism works, a resistance is fed to a resistance feeding area through a resistance feeding pipe 63, a first driving piece 32 drives a resistance clamp 31 to move forwards, at the moment, a swing rod 35 leaves an abutting column 37, two resistance clamp arms clamp the resistance under the action of the tension of an elastic pulling piece I36, the two resistance clamp arms continue to feed materials to a resistance winding mechanism 2, the driving mechanism drives two resistance clamp rods 21 to clamp the resistance, then the first driving piece 32 drives the resistance clamp arms to slide backwards to leave the resistance winding mechanism 2, a cam 351 at the upper end part of the swing rod 35 abuts against a supporting surface 372 of the abutting column 37, so that the swing rod 35 drives the front part of a movable clamp arm 312 to rotate downwards to separate from a fixed clamp arm 311 to wait for feeding the resistance at the next time;

the wire feeding clamp 43 driving the resistance wire by the second driving piece 44 slides to the resistance wire winding mechanism 2 side to be on-line, at the moment, the elastic pulling piece II 47 stretches, the welding head 51 is driven to descend by the fifth driving piece 52, the resistance wire is welded on the right end part of the resistance, and the welding head 51 is driven to ascend away from the resistance wire winding mechanism 2 by the fifth driving piece 52 after the wire is welded;

during wire winding, the wire feeding clamping arm 432 is driven to be separated from the clamping seat 431 by the sixth driving piece 434, the two resistance clamping rods 21 are driven by the driving mechanism to drive the resistance to rotate, meanwhile, the screw 14 is driven to rotate by the third driving piece 45 in a forward rotation manner, so that the sliding frame 41 drives the wire feeding clamp 43 and the welding head 51 to synchronously slide leftwards, the resistance can be wound in the axial direction, after the wire is wound on the left end part of the resistance, the swinging frame 42 can be driven to swing around the welding head 51 by extending the telescopic rod of the air cylinder 46, the resistance wire at the end part is deviated, the welding head 51 is driven to descend by the fifth driving piece 52, the deviated resistance wire is welded on the left end part of the resistance, so that the welding wires at two ends of the resistance are finished, and after the welding wires are welded, the welding head 51 is driven to ascend away from the resistance wire winding mechanism by the fifth driving piece 52 to wait for next welding wire;

then, the sixth driving member 434 drives the wire feeding clamping arm 432 to descend to cooperate with the clamping seat 431 to clamp the resistance wire, the telescopic rod of the air cylinder 46 retracts to drive the swinging frame 42 to swing and return around the welding head 51, the wire feeding clamp 43 can slide towards one side away from the resistance winding mechanism 2, at the moment, the elastic pulling member II 47 simultaneously pulls back the wire feeding clamp 43, so that the wire feeding clamp 43 can quickly keep away from the resistance to realize quick wire breaking of the resistance wire, the wire breaking is prevented from being overlong, and the screw 14 is driven to rotate by reversing the third driving member 45, so that the sliding frame 41 drives the wire feeding clamp 43 and the welding head 51 to synchronously slide rightwards and return to wait for next wire feeding operation.

In the technical scheme of the utility model, the clamping resistor feeding structure is simple, the movable clamping arm 312 swings to be matched with the fixed clamping arm 311, the rapid clamping and feeding of the resistor are realized, the working efficiency is high, meanwhile, the elastic pulling piece II 47 is additionally arranged, the rapid wire breaking of the resistor can be realized, the redundant resistor wire on the resistor is avoided, the elasticity of the elastic pulling piece II 47 can be adjusted through the elastic adjusting piece 48, the pull rod 481 is driven to rotate through the stepping motor 40, the sliding distance of the pull rod 481 is accurately controlled, and the elastic pulling piece II 47 is driven to stretch, so that the wire breaking requirements needing different back pulling forces are met.

Claims

1. A resistance assembly machine comprises a frame, wherein the frame is provided with:

the resistance winding mechanism comprises two resistance clamping rods which are oppositely arranged and a driving mechanism which drives the two resistance clamping rods to respectively abut against two ends of the resistance and drives the resistance to rotate;

the resistance feeding mechanism comprises a resistance clamp and a first driving piece for driving the resistance clamp to slide and feed materials to one side of the resistance winding mechanism;

the wire feeding mechanism comprises a sliding frame capable of sliding transversely, a swinging frame which synchronously slides transversely with the sliding frame and can swing relative to the sliding frame, and a wire feeding clamp which is positioned on the swinging frame and can be penetrated out by a resistance wire, wherein a second driving piece capable of driving the wire feeding clamp penetrated by the resistance wire to slide and feed the wire to one side of the resistance wire winding mechanism is arranged on the swinging frame;

the welding wire mechanism comprises a welding head arranged on the sliding frame and a fifth driving piece which can drive the welding head to lift and weld the resistance wire on the end part of the resistance positioned between the two resistance clamping rods;

the resistance winding mechanism is positioned in front of the resistance feeding mechanism,

the method is characterized in that: the resistance clamp comprises a pair of resistance clamp arms, the rear ends of the resistance clamp arms are hinged, the resistance clamp arms are in an opening state and a closing state, the pair of resistance clamp arms are respectively a fixed clamp arm and a movable clamp arm, the fixed clamp arm is hinged with a swing rod through a hinge shaft, the lower end of the swing rod is connected with the front end of the movable clamp arm, and an elastic pulling piece I which enables the front parts of the two resistance clamp arms to abut against each other is arranged between the upper end of the swing rod and the rear end of the fixed clamp arm; the resistance feeding mechanism also comprises a support column which is used for supporting the upper end part of the swing rod when the resistance clamp retreats so as to enable the swing rod to drive the front part of the movable clamping arm to rotate downwards to be separated from the fixed clamping arm;

the wire feeding mechanism further comprises: the elastic pulling piece II can pull the wire feeding clamp to slide and return to one side far away from the resistance wire winding mechanism, and the elastic adjusting piece can adjust the elastic force of the elastic pulling piece II.

2. A resistance assembly machine according to claim 1, wherein: the upper end part of the swing rod is provided with a cam, the surface of the abutting column is provided with a supporting surface abutting against the periphery of the cam, and the supporting surface is obliquely and upwards arranged.

3. A resistance assembly machine according to claim 1 or 2, wherein: resistance feeding mechanism still includes the pay-off pedestal, support post location installation on the pay-off pedestal, resistance anchor clamps slide to be installed on the pay-off pedestal, and first driving piece is installed on the pay-off pedestal, and its output is connected with the rear end of deciding the arm lock, the pay-off pedestal articulates in the frame through the hinge, and rotatable keeping away from or being close to the resistance presss from both sides the stick.

4. A resistance assembly machine according to claim 1 or 2, wherein: the swing span include support I and with bonding tool normal running fit's support II, wear to be equipped with the installation axle between support I and support II, send the line anchor clamps to install through the slide installation epaxial, the second driving piece is installed on support I to its output is connected with the slide, elasticity draws the both ends of piece II to connect respectively elasticity adjusting part with the slide, the elasticity adjusting part can drive elasticity and draw piece II to support I one side tensile.

5. A resistance assembly machine according to claim 4, wherein: elasticity draws piece II to be the extension spring, elasticity adjusting part includes the pull rod and rotates the pull ring that sets up on the pull rod, the drag hook of extension spring is established the pull ring, pull rod and support I threaded connection, the end connection step motor that support I was worn out to the pull rod.

6. A resistance assembly machine according to claim 4, wherein: the support II is provided with a vertical transmission shaft, the fourth driving part is an air cylinder, the cylinder body of the air cylinder is positioned on the rack, a telescopic rod of the air cylinder is sleeved on the transmission shaft, and the telescopic rod can stretch and drive the swing frame to rotate around the welding head.

7. A resistance assembly machine according to claim 4, wherein: the wire feeding clamp comprises a clamping seat, a wire feeding clamping arm and a wire outlet nozzle located at the end of the clamping seat, the clamping arm and the clamping seat are matched to form a wire feeding channel, the wire outlet nozzle is provided with a wire outlet communicated with the wire feeding channel, and a sixth driving piece for driving the wire feeding clamping arm to be separated from the clamping seat when a resistor is wound is arranged on the sliding seat.

8. A resistance assembly machine according to claim 4, wherein: the frame includes two frame plates that set up relatively, and two resistance clamp rods are installed respectively on the inboard of two frame plates, transversely install fixed axle and screw rod between two frame plates, the frame that slides can slide on the fixed axle, slide the frame back have with screw rod screw-thread fit's nut, the drive of third driving piece the screw rod rotates, the nut drives the frame that slides transversely, and the bonding tool is installed at the frame that slides openly.

9. A resistance assembly machine according to claim 1 or 2, wherein: the assembly machine further comprises a resistance material barrel, a vibration disc, a resistance feeding pipe and an air suction pipe, wherein resistance feeding tables are arranged on two sides of the resistance clamp, a pipe joint of the resistance feeding pipe and a pipe joint of the air suction pipe respectively penetrate through the two resistance feeding tables and are oppositely arranged, the inner diameter of the pipe joint of the air suction pipe is smaller than the outer diameter of the resistance, a resistance feeding area is formed between the two pipe joints, and the resistance clamp is arranged corresponding to the position of the resistance feeding area and used for clamping the resistance in the resistance feeding area.

10. A resistance assembly machine according to claim 1 or 2, wherein: the assembly machine also comprises a feeding shaft roller, a feeding wheel and a plurality of guide wheel sets positioned between the feeding shaft roller and the feeding wheel, wherein the feeding wheel is arranged corresponding to the inlet of the wire feeding channel of the wire feeding clamp.