CN216250220U - Resistor assembly machine - Google Patents

Abstract

The utility model relates to a resistance assembling machine, which comprises a frame, a resistance winding mechanism, which includes two resistance clamping rods and a driving mechanism; a resistance feeding mechanism, which includes a resistance clamp and a first driving part; and a wire feeding mechanism, which includes a sliding A moving frame, a swinging frame and a wire feeding fixture, the swinging frame is provided with a second driving member, the frame is provided with a third driving member, and the sliding frame is provided with a fourth driving member; the wire welding mechanism includes a welding head and a fifth driving member The resistance clamp includes a pair of resistance clamp arms, which are a fixed clamp arm and a movable clamp arm. A swing rod is hinged on the fixed clamp arm through a hinge shaft. The lower end of the swing rod is connected to the front end of the movable clamp arm, and the upper end of the swing rod is connected to the fixed clamp Between the rear ends of the arms, there is an elastic pulling member I that makes the front parts of the two resistance clip arms abut against; it also includes an elastic pulling member I on the upper end of the anti-swing rod, so that the swing rod drives the front part of the movable clip arm to rotate downward and separate from the fixed clip arm. Abutting post; also includes elastic pulling part II and elastic adjusting part that can pull the wire feeding clamp. The resistor feeding is simple and fast, and the disconnection effect is good.

Description

A resistor assembly machine

technical field

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

Background technique

In the patent number CN201721752248, a leadless resistor assembly machine is proposed, which includes a workbench, a bracket is installed longitudinally on the workbench, and a servo motor, a first lower transmission wheel, a first upper transmission wheel are installed on one side of the bracket, and a horizontally arranged The first rotating shaft and the upper motor are installed on the other side of the bracket with a second lower transmission wheel, a second upper transmission wheel, a second transversely arranged rotating shaft, and a transverse cylinder; the servo motor drives the first lower transmission wheel, the first lower transmission wheel It is connected with the first upper transmission wheel through a belt, and the first rotating shaft is coaxial with the first upper transmission wheel; the second lower transmission wheel and the second upper transmission wheel are connected by a belt, the second rotating shaft and the first rotating shaft are arranged opposite to each other, and the second rotating shaft and the second rotating shaft are opposite to each other. The upper transmission wheel is coaxial, and the horizontal cylinder drives the second rotating shaft to move horizontally; the first lower transmission wheel and the second lower transmission wheel are arranged opposite to each other and are connected by the transmission shaft; the worktable is also equipped with a round bar feeding arm, which is used for round bar feeding. The arm is perpendicular to the first rotating shaft and the second rotating shaft at the same height, and is located between the first rotating shaft and the second rotating shaft. The round bar clamping arm is driven by the third cylinder; the wire feeding clamp arm is also installed on the bracket; the bracket is also installed There are longitudinal cylinders, and the lower end of the longitudinal cylinder drives the spot welding head. In the above-mentioned leadless resistor assembly machine, the resistance wire feeding of the resistor machine is carried out through the wire feeding clamp arm and the round rod feeding clamp arm. The problem of inconvenient operation and low work efficiency; and the wire feeding clamp arm is usually driven by the cylinder to slide. After the resistance welding wire, the cylinder drives the wire feeding clamp arm to drive the resistance wire to pull back, the pulling force is slow, and the resistance wire cannot be broken in time. The tension of the wire will leave a section, resulting in a waste of resources.

Utility model content

Purpose of the utility model: In order to overcome the defects of the prior art, the utility model provides a resistor assembly machine, which has a simple clamping resistor feeding structure, fast operation, high work efficiency, and can quickly disconnect the resistance wire, Avoid leaving excess resistor wires on the resistor.

The technical scheme of the utility model is as follows: a resistance assembling machine, comprising a frame, on which is provided a resistance winding mechanism, which comprises two resistance clamping rods arranged oppositely and driving the two resistance clamping rods to respectively press against the two resistance clamping rods. A resistance feeding mechanism, which includes a resistance clamp and a first driving member that drives the resistance clamp to slide and feed to the side of the resistance winding mechanism; a wire feeding mechanism, which includes a laterally slidable A sliding frame that moves, a swinging frame that slides laterally with the sliding frame and can swing relative to it, and a wire feeding fixture located on the swinging frame and allowing the resistance wire to pass through. The wire feeding fixture slides the second driving part to the side of the resistance winding mechanism on the wire, the frame is provided with a third driving part which can drive the sliding frame to slide laterally, and the sliding frame is provided with a resistance wire wound to the resistance wire After the end, drive the swing frame to drive the wire feeding fixture to swing; the wire welding mechanism includes a welding head installed on the front of the sliding frame and can drive the welding head to rise and fall, and weld the resistance wire on the two sides. The fifth driving member on the resistance end between the resistance clamp rods; the resistance winding mechanism is located in front of the resistance feeding mechanism, and the resistance clamp includes a pair of resistance clamp arms, the rear ends of which are hinged and have two states of opening and closing, A pair of resistance clamp arms are respectively a fixed clamp arm and a movable clamp arm. A swing rod is hinged on the fixed clamp arm through a hinge shaft. There is an elastic pulling member 1 which makes the front parts of the two resistance clip arms abut against each other; the resistance feeding mechanism also includes, when the resistance clamp retreats, it is used to abut the upper end of the swing rod, so that the swing rod drives the front of the movable clamp arm. An abutment column that rotates downward and is separated from the fixed clamp arm; the wire feeding mechanism further includes: an elastic pulling member II that can pull the wire feeding clamp to slide back to the side away from the resistance winding mechanism, and an adjustable elastic pulling member II Elastic stretch adjuster.

Using the above technical solution, the resistance feeding mechanism and the wire feeding mechanism are respectively used to feed the resistance and the resistance wire of the resistance winding mechanism. When in use, the two resistance clamping arms are pulled by the elastic pulling member I to clamp the resistance, and then the first drive The resistance clamp arm that drives the clamping resistor is loaded forward, the drive mechanism drives the two resistance clamp bars to clamp the resistor, and then the first drive element drives the resistance clamp arm to slide backward away from the resistance winding mechanism, and the upper end of the pendulum rod touches the On the upper end face of the abutting column, the swing rod drives the front part of the movable clamp arm to rotate downward and separate from the fixed clamp arm to wait for the next feeding resistance; the resistance wire is passed through the wire feeding fixture, and then passes through the second The driving part drives the wire feeding fixture with the resistance wire to slide the wire to the side of the resistance winding mechanism. At this time, the elastic pulling member II stretches, and the fifth driving part drives the welding head to approach the side of the resistance winding mechanism, and the resistance The wire is welded on one end of the resistor. After the wire is welded, the fifth driving element drives the welding head away from the resistance winding mechanism, and then drives the two resistance clamp rods through the driving mechanism to drive the resistor to rotate. The synchronous lateral sliding of the welding head can realize the winding of the resistance in the axial direction. After the wire is wound on the other end of the resistance, the wire feeding fixture is driven to rotate by the swing frame, so that the resistance wire at this end is offset, and then passes through the first The five driving parts drive the welding head to approach the resistance winding mechanism, and weld the offset resistance wire on the other end of the resistance, so as to complete the welding wire at both ends of the resistance, and then drive the welding wire through the fifth driving part. The head is far away from the resistance winding mechanism, and then the second driving part drives the belt feed clamp to leave the resistor for the next online work. At this time, the elastic pulling part II pulls back the wire feed clamp at the same time, so that the wire feed clamp can be quickly moved away Resistor, to achieve rapid disconnection of the resistance line, to avoid excessive disconnection.

In the technical scheme of the utility model, the clamping resistor has a simple feeding structure, and the movable clamping arm is oscillated to cooperate with the fixed clamping arm to realize fast clamping and feeding of the resistance, and the work efficiency is high. The resistance wire can be quickly disconnected to avoid excess resistance wire on the resistance. The elastic force of the elastic puller II can also be adjusted by the elastic force adjustment part to meet the needs of disconnection that require different pullback forces.

The utility model is further provided: a cam is installed on the upper end of the swing rod, the surface of the abutting column has a supporting surface that interferes with the outer circumference of the cam, and the supporting surface is inclined upward.

With the above arrangement, the outer circumferential surface of the cam is easy to collide with the end surface of the abutment post to realize the swing of the pendulum rod, and at the same time, the supporting surface matched by the abutment post and the cam is inclined to facilitate the upper end of the pendulum rod to be lifted upwards.

The utility model is further provided: the resistance feeding mechanism further comprises a feeding base, the abutting column is positioned and installed on the feeding base, the resistance clamp is slidably installed on the feeding base, and the first driving member is installed on the feeding base, And its output end is connected with the rear end of the fixed clamp arm, the feeding table is hinged on the frame through hinges, and can be rotated away from or close to the resistance clamp rod.

With the above-mentioned further arrangement, the resistance feeding mechanism is hinged on the frame through the feeding base, which can be rotated away from the resistance clamp rod, so that the resistance wire can be easily passed through the wire feeding fixture.

The utility model is further provided: the swing frame includes a bracket I and a bracket II that is rotatably matched with the welding head, an installation shaft is passed between the bracket I and the bracket II, and the wire feeding fixture is slidably installed through the sliding seat On the installation shaft, the second driving member is installed on the bracket I, and its output end is connected with the sliding seat, and the two ends of the elastic pulling member II are respectively connected with the elastic force adjusting member and the sliding seat. , the elastic adjustment member can drive the elastic pulling member II to stretch to the side of the bracket I.

With the above arrangement, the swing frame has a simple structure and is convenient for the mounting plate of the elastic force adjusting member to drive the elastic pulling member II to stretch to the side away from the resistance clamp rod to adjust the elastic force of the elastic pulling member II.

The utility model is further provided: the elastic tension member II is a tension spring, the elastic force adjustment member includes a tension rod and a pull ring rotatably arranged on the tension rod, the tension hook of the tension spring hooks the pull ring, and the tension rod is connected to the tension ring. The bracket I is threadedly connected, and the end of the pull rod passing through the bracket I is connected to the stepper motor.

With the above-mentioned further arrangement, the structure of the elastic force adjusting member is simple. The stepper motor drives the pull rod to rotate, precisely controls the sliding distance of the pull rod, and drives the elastic pull member II to stretch.

The utility model is further provided: the bracket II has a vertical transmission shaft, the fourth driving member is a cylinder, the cylinder block of the cylinder is positioned on the frame, the telescopic rod of the cylinder is sleeved on the transmission shaft, and the telescopic rod Telescopic can drive the swing frame to rotate around the welding head.

With the above-mentioned further arrangement, the telescopic rod of the cylinder can be extended and retracted to drive the swing frame to rotate around the welding head.

The utility model is further provided: the wire feeding fixture 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 cooperate to form a wire feeding channel, and the wire outlet nozzle has a In the wire outlet hole through which the wire feeding channel is connected, the sliding seat is provided with a sixth driving member which drives the wire feeding clamp arm to separate from the clamping base when the resistance is wound.

With the above arrangement, when winding, the sixth driving member drives the wire feeding clip arm to separate from the clip seat, which is convenient for wire outlet operation, which can effectively prevent the resistance wire from being torn off during winding, and at the same time the wire outlet nozzle is routed.

The utility model is further provided: the frame comprises two oppositely arranged plates, two resistance clamp bars are respectively installed on the inner sides of the two plates, and a fixed shaft and a screw rod are laterally installed between the two plates, so that the The sliding frame can slide on the fixed shaft, the back of the sliding frame is provided with a nut matched with the screw thread, the third driving member drives the screw to rotate, the nut drives the sliding frame to slide laterally, and the welding head is installed. Set on the front of the sliding frame.

With the above arrangement, the structure of the frame is simple. The third driving member drives the screw to rotate, which can drive the sliding frame to slide laterally. At the same time, the wire feeding mechanism and the resistance feeding mechanism are located on the two sides of the resistance clamp rod, and the layout is reasonable. , The installation and work of each component do not interfere with each other.

The utility model is further arranged: the assembly machine also includes a resistance material cylinder, a vibration plate, a resistance feeding pipe and a suction pipe, and a resistance feeding table is provided on both sides of the resistance clamp, and the pipe joint of the resistance feeding pipe is connected with the resistance feeding pipe. The pipe joints of the suction pipe are respectively equipped with two resistance feeding platforms and are arranged oppositely, the inner diameter of the pipe joint of the 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 fixture corresponds to the resistance upper The position of the material area is set, which is used to clamp the resistance of the resistance feeding area.

With the above arrangement, the resistance barrel stores the resistance, and the single resistance is discharged through the vibrating plate to the resistance feeding pipe. The resistance feeding pipe feeds the resistance feeding area, and the suction pipe sucks the material.

The utility model is further provided: the assembling machine further comprises an upper bobbin roller, an upper bobbin and several guide wheel groups located between the upper bobbin roller and the upper bobbin, and the upper bobbin is arranged corresponding to the wire feeding channel inlet of the wire feeding fixture.

With the above arrangement, the winding reel can be installed on the bobbin roller, and the resistance wire is wound around the guide wheel in the guide wheel group in turn, and then goes on the wire through the feeding channel of the wire feeding jig.

Description of drawings

1 is a structural diagram of a specific embodiment of the present utility model;

Fig. 2 is the structural diagram of one side of the wire feeding mechanism in the specific embodiment of the utility model, wherein the direction indicated by arrow a is right;

3 is a structural diagram of one side of the resistance winding mechanism in the specific embodiment of the present utility model;

4 is a structural diagram of a resistance feeding mechanism in a specific embodiment of the present utility model, wherein a pair of clamping arms are in an open state;

5 is a structural diagram of a resistance feeding mechanism in a specific embodiment of the present utility model, wherein a pair of clamping arms are in a closed state;

6 is a structural diagram of a wire feeding mechanism in a specific embodiment of the present utility model;

FIG. 7 is a structural diagram of the connection between the elastic force adjusting member and the elastic pulling member II in the specific embodiment of the present invention.

Detailed ways

The technical solutions in this embodiment will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

It should be noted that in the description of the present invention, all directional indications (such as up, down, front, back, etc.) are only used to explain the relative positions of various components under a certain posture (as shown in the accompanying drawings). relationship, movement situation, etc., if the specific posture changes, the directional indication changes accordingly.

As shown in Figures 1-7, a resistance assembling machine of the present invention includes a frame 1, and the frame 1 is provided with: a resistance winding mechanism 2, which includes two resistance clamp bars 21 arranged oppositely and a drive The two resistance clamp rods 21 press against the two ends of the resistor respectively and drive the resistance to rotate. 21 rotating motor; resistance feeding mechanism 3, which includes a resistance clamp 31 and a first driving member 32 that drives the resistance clamp 31 to slide and feed the resistance winding mechanism 2 side; wire feeding mechanism 4, which includes a A sliding frame 41 that slides laterally, a swing frame 42 that slides laterally synchronously with the sliding frame 41 and can swing relative to it, and a wire feeding fixture 43 that is located on the swing frame 42 and that can be passed through the resistance wire, and the swing frame 42 is installed on the top A second driving member 44 that can drive the wire feeding fixture 43 threaded with the resistance wire to slide the wire to the side of the resistance winding mechanism 2 is provided, and a third driving member 45 that can drive the sliding frame 41 to slide laterally is installed on the frame 1 , the sliding frame 41 is provided with a fourth driving member 46 that drives the swing frame 42 to drive the wire feeding fixture 43 to swing after the resistance wire is wound to the end of the resistance, and the wire welding mechanism 5 includes a wire bonding mechanism 5 installed on the sliding frame 41 The welding head 51 on the front and the fifth driving member 52 that can drive the welding head 51 to rise and fall and weld the resistance wire on the end of the resistance between the two resistance clamp bars 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 end of which is hinged and 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 end of the two clamp arms is hinged, that is, the rear end of the movable clamp arm 312 is hinged on the fixed clamp arm 311, and the fixed clamp arm 311 is hinged with a swing rod 35 through the hinge shaft 34, and the lower end of the swing rod 35 is connected to the movable clamp arm 311. The front end of the clip arm 312 is provided with an elastic pulling member I 36 between the upper end of the swing rod 35 and the rear end of the fixed clip arm 311 to make the front parts of the two resistance clip arms abut. However, there are other elastic members; the resistance feeding mechanism 3 also includes a function for contacting the upper end 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 downward to meet the The abutment column 37 separated by the fixed clamping arm 311; the wire feeding mechanism 4 also includes: an elastic pulling member II 47 that can pull the wire feeding clamp 43 to slide back to the side away from the resistance winding mechanism 2, and an adjustable elastic pulling member II 47 Elastic force adjusting member 48 of elastic force; a cam 351 is installed on the upper end of the swing rod 35, and the surface of the abutting column 37 has a supporting surface 371 that interferes with the outer circumference of the cam 351, and the supporting surface 371 is inclined upward and is arranged to be an arc surface or an inclined surface; The resistance feeding mechanism 3 further includes a feeding base 38 , the abutting posts 37 are positioned and installed on the feeding base 38 , the resistance clamp 31 is slidably installed on the feeding base 38 , and the first driving member 32 is installed on the feeding base 38 , And its output end is connected with the rear end of the fixed clamping arm 311, and the feeding table 38 is hinged. 39 is hinged on the frame 1, and can be rotated away from or close to the resistance clamp bar 21; the swing frame 42 includes a bracket I 421 and a bracket II 422 rotatably matched with the welding head 51, and the bracket I 421 and the bracket II An installation shaft 423 is threaded between the 422, the wire feeding fixture 43 is slidably installed on the installation shaft 423 through the sliding seat 49, the second driving member 44 is installed on the bracket I 421, and its output end is connected to the sliding seat 49. The two ends of the elastic pulling member II 47 are respectively connected to 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 to the side of the bracket I 421. ; The elastic pulling member II 47 is a tension spring, and the elastic adjusting member 48 includes a pulling rod 481 and a pulling ring 482 that is rotated and arranged on the pulling rod 481. It is threadedly connected with the bracket I 421, and the end of the tie rod 481 passing through the bracket I 421 is connected to the stepper motor 40, and can also be connected to a hand wheel; the bracket II 422 has a vertical transmission shaft 4221, and the fourth driving member 46 is an air cylinder. The cylinder block 461 of 46 is positioned on the frame 1, the telescopic rod of the cylinder 1 is sleeved on the transmission shaft 4221, and the telescopic rod can be extended to drive the swing frame 42 to rotate around the welding head 51; there is a discharge table under the resistance clamp rod 21 Plate 8, the discharge platen 8 is installed on the sliding frame 41 and slides synchronously with it laterally, the discharge platen 8 is inclined downward, and the two sides are upwardly bent with enclosure plates; the rack 1 It includes two frame plates 11 arranged opposite to each other, two resistance clamp bars 21 are respectively installed on the inner sides of the two frame plates 11, and a fixed shaft 13 and a screw rod 14 are laterally installed between the two frame plates 11, and the sliding frame 41 can be Sliding on the fixed shaft 13 , the back of the sliding frame 41 has a nut 15 threaded with the screw 14 , the third driving member 45 is a forward and reverse rotation motor, and drives the screw 14 to rotate, and the nut 15 drives the sliding The frame 41 slides laterally, the welding head 51 is installed on the front of the sliding frame 41, and the “front” is the side facing the resistance feeding; the wire feeding fixture 43 includes a clamping seat 431, a wire feeding clamp arm 432 and a The wire outlet nozzle 433 at the end of the clamping base 431, the wire feeding clamping arm 432 cooperates with the clamping base 431 to form a wire feeding channel, the wire outlet nozzle 433 has a wire outlet hole that is connected to the wire feeding channel, and the sliding seat 49 is mounted on the wire feeding channel. When the resistance is wound, the sixth driving member 434 that drives the wire feeding clamping arm 432 to separate from the clamping base 431 is driven by an air cylinder or an electric cylinder; the assembly machine also includes a resistance material cylinder 61, a vibrating plate 62, a resistance feeding The pipe 63 and the suction pipe 64 are provided with a resistance feeding table 65 on both sides of the resistance fixture 31, and the pipe joint of the resistance feeding pipe 63 and the pipe joint of the suction pipe 64 are respectively equipped with two resistance feeding tables 65. The inner diameter of the pipe joint of the suction pipe 64 is smaller than the outer diameter of the resistance, the suction pipe 64 is connected to the air pump, and the resistance feeding area is formed between the two pipe joints. Electricity in the clamping resistor feeding area The assembly machine also includes an upper spool roller 71, an upper spool 72, and a number of guide wheel groups located between the upper spool roller 71 and the upper spool 72. The upper spool 72 is arranged corresponding to the inlet of the wire feeding channel of the wire feeding fixture 43, and the guiding wheel group It includes at least a first guide wheel corresponding to the upper bobbin roller 71 and a second guide wheel located above the upper bobbin 72 .

When preparing for work, add the resistance to be processed into the resistance material barrel 61, the resistance feeding pipe 63 and the pipe joint of the suction pipe 64 are respectively equipped with two opposite resistance feeding tables 65, and the resistance fixture 31 is located at the rear of the resistance feeding area. , the cam 351 on the upper end of the swing rod 35 abuts on the supporting surface 371 of the abutting column 37, so that the front parts of the two clamping arms are opened; After the first guide wheel, the second guide wheel, and the upper wire pulley 72, the wire feeding channel of the wire feeding fixture 43 is passed through, and after the feeding base 38 is rotated away from the resistance clamp rod 21, the resistance wire is pulled out from the wire outlet hole of the wire outlet nozzle 433;

When working, the resistance is fed to the resistance feeding area through the resistance feeding tube 63, the first driving member 32 drives the resistance clamp 31 forward, the swing rod 35 leaves the abutment column 37 at this time, and the two resistance clamping arms are pulled by the elastic pulling member I 36. The pulling force acts to clamp the resistor, the two resistor clip arms continue to feed the resistor winding mechanism 2, the driving mechanism drives the two resistor clip rods 21 to clamp the resistor, and then the first driving member 32 drives the resistor clip arm to slide backwards away from the resistor winding. Line mechanism 2, the cam 351 on the upper end of the swing rod 35 abuts on the support surface 372 of the abutment post 37, so that the swing rod 35 drives the front part of the movable clamp arm 312 to rotate downward and separate from the fixed clamp arm 311, Wait for the next feeding resistance;

The second driving member 44 drives the wire feeding fixture 43 with the resistance wire to slide the wire to the side of the resistance winding mechanism 2. At this time, the elastic pulling member II 47 stretches, and the fifth driving member 52 drives the welding head 51 to descend, and the The resistance wire is welded on the right end of the resistor, and after the wire is welded, the welding head 51 is driven by the fifth driving member 52 to rise away from the resistance winding mechanism 2;

When winding, the wire feeding clamp arm 432 is driven to separate from the clamp base 431 by the sixth driving member 434, and then the two resistance clamping rods 21 are driven by the driving mechanism to drive the resistance to rotate, and at the same time, the third driving member 45 is rotated forward to drive the The screw 14 rotates, so that the sliding frame 41 drives the wire feeding fixture 43 and the welding head 51 to slide to the left synchronously, so that the resistance can be wound in the axial direction. The extension can drive the swing frame 42 to swing around the welding head 51, so that the resistance wire at the end is offset, and then the fifth driving member 52 drives the welding head 51 to descend, and welds the offset resistance wire on the left end of the resistor , in order to complete the welding wire at both ends of the resistance, after the welding wire, the fifth driving member 52 drives the welding head 51 to rise away from the resistance winding mechanism to wait for the next welding wire;

Then, the wire feeding clamp arm 432 is driven down by the sixth driving member 434 to cooperate with the clamp base 431 to clamp the resistance wire, and the retraction of the telescopic rod of the air cylinder 46 can drive the swing frame 42 to swing back around the welding head 51, while the wire feeding The clamp 43 can slide to the side away from the resistance winding mechanism 2. At this time, the elastic pulling member II 47 pulls back the wire feeding clamp 43 at the same time, so that the wire feeding clamp 43 can quickly move away from the resistance, realize the quick disconnection of the resistance wire, and avoid The broken wire is too long, and the third driving member 45 is reversed to drive the screw 14 to rotate, so that the sliding frame 41 drives the wire feeding fixture 43 and the welding head 51 to synchronously slide back to the right to wait for the next threading. Work.

In the technical scheme of the utility model, the clamping resistor has a simple feeding structure, and the movable clamping arm 312 is oscillated to cooperate with the fixed clamping arm 311 to realize the rapid clamping and feeding of the resistance, and the work efficiency is high. At the same time, an elastic pulling member II 47 , the resistance line can be quickly disconnected to avoid excess resistance lines on the resistance, and the elastic force of the elastic pulling piece II47 can be adjusted by the elastic force adjusting member 48, and the pulling rod 481 can be driven by the stepping motor 40 to rotate, and the tension of the pulling rod 481 can be precisely controlled. The sliding distance drives the elastic tension member II47 to stretch to meet the needs of wire breakage requiring different pullback forces.

Claims (10)

1. A resistance assembling machine, comprising a frame, the frame is provided with: A resistance winding mechanism, which includes two resistance clamp rods arranged oppositely and a driving mechanism that drives the two resistance clamp rods to press against the two ends of the resistance respectively and drive the resistance to rotate; A resistance feeding mechanism, which includes a resistance clamp and a first driving member that drives the resistance clamp to slide and feed to the side of the resistance winding mechanism; A wire feeding mechanism includes a sliding frame that can slide laterally, a swing frame that slides synchronously with the sliding frame and can swing relative to it, and a wire feeding fixture located on the swing frame and allowing resistance wires to pass through, and the swing frame The upper part is equipped with a second driving part that can drive the wire feeding fixture with the resistance wire to slide to the side of the resistance winding mechanism; the frame is equipped with a third driving part that can drive the sliding frame to slide laterally. After the resistance wire is wound to the end of the resistance, a fourth driving part is provided for driving the swing frame to drive the wire feeding fixture to swing; a welding wire mechanism, comprising a welding head mounted on the sliding frame and a fifth driving member capable of driving the welding head to rise and fall, and to weld the resistance wire on the end of the resistance located between the two resistance clamp bars; The resistance winding mechanism is located in front of the resistance feeding mechanism. It is characterized in that: the resistance clamp includes a pair of resistance clamp arms, the rear ends of which are hinged and have two states of opening and closing, the pair of resistance clamp arms are respectively a fixed clamp arm and a movable clamp arm, and the fixed clamp arms are hinged. The shaft is hinged with a swing rod, the lower end of the swing rod is connected to the front end of the movable clamp arm, and between the upper end of the swing rod and the rear end of the fixed clamp arm, there is an elastic pulling member I that makes the front parts of the two resistance clamp arms abut; the resistance The feeding mechanism also includes an abutment post for abutting the upper end of the swing rod when the resistance clamp moves backward, so that the swing rod drives the front part of the movable clamp arm to rotate downward and separate from the fixed clamp arm; The wire feeding mechanism further includes: an elastic pulling member II that can pull the wire feeding clamp to slide back to the side away from the resistance winding mechanism, and an elastic force adjusting member that can adjust the elastic force of the elastic pulling member II. 2 . The resistor assembling machine according to claim 1 , wherein a cam is installed on the upper end of the pendulum rod, and the surface of the abutment column has a support surface that interferes with the outer circumference of the cam, and the support surface is inclined upward. 3 . 3. A resistance assembling machine according to claim 1 or 2, characterized in that: the resistance feeding mechanism further comprises a feeding pedestal, the abutting column is positioned and installed on the feeding pedestal, and the resistance clamp is slidably installed on the feeding pedestal The first driving member is installed on the feeding table base, and its output end is connected with the rear end of the fixed clamp arm. The feeding table base is hinged on the frame through hinges and can be rotated away from or close to the resistance clamp bar. 4. A resistance assembling machine according to claim 1 or 2, wherein the swing frame comprises a bracket I and a bracket II that is rotatably matched with the welding head, and is inserted between the bracket I and the bracket II There is an installation shaft, the wire feeding clamp is slidably installed on the installation shaft through the sliding seat, the second driving member is installed on the bracket I, and its output end is connected with the sliding seat, and the two ends of the elastic pulling member II are respectively Connecting the elastic force adjustment piece and the sliding seat, the elastic force adjustment piece can drive the elastic force pulling piece II to stretch toward the side of the bracket I. 5. A resistance assembling machine according to claim 4, characterized in that: the elastic tension member II is a tension spring, the elastic force adjustment member comprises a tension rod and a pull ring rotatably arranged on the tension rod, and the hook of the tension spring The pull ring is hooked, the pull rod is threadedly connected with the bracket I, and the end of the pull rod passing through the bracket I is connected to the stepper motor. 6. A resistance assembling machine according to claim 4, characterized in that: the bracket II has a vertical transmission shaft, the fourth driving member is an air cylinder, the cylinder block of the air cylinder is positioned on the frame, and the telescopic rod of the air cylinder is The telescopic rod is sleeved on the transmission shaft, and the telescopic rod can drive the swing frame to rotate around the welding head. 7. A resistor assembling machine according to claim 4, characterized in that: the wire feeding fixture comprises a clamping base, a wire feeding clamping arm and a wire outlet located at the end of the clamping base, and the clamping arm cooperates with the clamping base to form a feeding A wire channel, the wire outlet nozzle has a wire outlet hole that is connected to the wire feeding channel, and the sliding seat is provided with a sixth driving member that drives the wire feeding clip arm to separate from the clip seat when the resistance is wound. 8. A resistor assembling machine according to claim 4, characterized in that: the frame comprises two oppositely arranged plates, the two resistance clamp bars are respectively installed on the inner sides of the two plates, A fixed shaft and a screw rod are installed horizontally between the two sides. The sliding frame can slide on the fixed shaft. The back of the sliding frame has a nut that is threaded with the screw rod. The third driving member drives the screw rod to rotate, and the nut The sliding frame is driven to slide laterally, and the welding head is installed on the front of the sliding frame. 9. A resistance assembling machine according to claim 1 or 2, characterized in that: the assembling machine further comprises a resistance material cylinder, a vibrating plate, a resistance feeding pipe and a suction pipe, and the resistance feeding pipe is provided on both sides of the resistance fixture The pipe joint of the resistance feeding pipe and the pipe joint of the suction pipe are respectively equipped with two resistance feeding tables and are arranged oppositely. The inner diameter of the pipe joint of the suction pipe is smaller than the outer diameter of the resistance, and between the two pipe joints A resistance feeding area is formed, and the resistance fixture is set corresponding to the position of the resistance feeding area, and is used for clamping the resistance of the resistance feeding area. 10. A resistance assembling machine according to claim 1 or 2, characterized in that: the assembling machine further comprises a bobbin roller, a bobbin and several guide wheel sets located between the bobbin roller and the bobbin, the bobbin corresponding to The inlet setting of the wire feeding channel of the wire feeding fixture.

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