CN214899274U - DC head welding device - Google Patents

Abstract

A DC head welding device is used for welding a DC head and a connecting wire, wherein a wire core and a shielding wire extend out of one end of the connecting wire, the wire core and the shielding wire are arranged in an included angle, and a protective tube is sleeved outside the shielding wire; a DC head feeding mechanism; a DC head material taking mechanism; the wire clamping and pulling mechanism and the welding mechanism are arranged on the base; in the working state, the DC head taking mechanism takes the DC head at the output end of the DC head feeding mechanism away, and sends the DC head to the position of the wire core to be contacted with the wire core; the welding mechanism works to connect the wire core and the DC head in a welding mode, and the shielding wire avoids the welding mechanism. The connecting wire is fixed through the wire clamping and pulling mechanism, the DC head feeding mechanism supplies the DC head, the DC head taking mechanism takes away the DC head at the output end of the DC head feeding mechanism and sends the DC head to the wire core to be in contact with the wire core, and the welding mechanism works to weld the DC head and the wire core together. Thereby realized automatic weld DC head and sinle silk, promoted production efficiency greatly and guaranteed the quality of product.

Description

DC head welding device

Technical Field

The utility model belongs to the technical field of the first welding equipment of DC, especially, relate to a first welding set of DC.

Background

The connector between the power adapter and the electronic product to which power is supplied is called a DC header, and the DC connector is called a DC header because the output of the power adapter is DC direct current.

The conventional welding of DC heads to connecting lines is mainly done manually. However, the efficiency of manual welding is low, the welding quality is related to the welding level and the skill of workers, the welding quality can not be guaranteed to be the same every time, and the phenomena of insufficient welding and the like are easy to occur, so that the welding quality is unstable.

And DC automatic welder who appears on the market, the sinle silk on the connecting wire adopts the level to control the mode of placing, if the sinle silk pierces into teflon pipe or pyrocondensation pipe outward, this arrangement mode leads to teflon pipe or pyrocondensation pipe to drop easily, causes the product bad, also influences efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the application is to provide a DC head welding device, which aims at solving the problem of low manual welding efficiency.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: the utility model provides a DC head welding set for DC head and connecting wire welding, connecting wire one end is stretched out there are sinle silk and shielded wire, sinle silk and shielded wire are the contained angle setting, just shielded wire overcoat is equipped with the protection tube, include

A frame;

the DC head feeding mechanism is arranged on the rack;

the DC head material taking mechanism is arranged on the rack and is positioned beside the output end side of the DC head material taking mechanism;

the wire clamping and pulling mechanism is arranged on the rack and positioned beside the DC head material taking mechanism; the connecting wire is clamped in the wire clamping and pulling mechanism, and the wire core and the shielding wire are exposed out of the wire clamping and pulling mechanism and face the DC head material taking mechanism; and

the welding mechanism is arranged on the rack and positioned beside the wire clamping and pulling mechanism;

in a working state, the DC head taking mechanism takes away the DC head at the output end of the DC head feeding mechanism and sends the DC head to the position of the wire core to be contacted with the wire core; and the welding mechanism works to connect the wire core with the DC head in a welding manner, and the shielding wire avoids the welding mechanism.

In one embodiment, the DC head take off mechanism includes a drive unit and a take off unit; the driving unit is arranged on the rack; the material taking unit is connected to the output end of the driving unit and is positioned beside the output end side of the DC head feeding mechanism, and the driving unit drives the material taking unit to rotate;

under the working state, the driving unit drives the material taking unit to rotate a first preset angle towards the wire clamping and pulling mechanism, so that the DC head positioned on the material taking unit is contacted with the wire core.

In one embodiment, the DC head material taking mechanism further comprises a detection mechanism for detecting whether the material taking unit has a DC head, wherein the detection mechanism is arranged on the rack and is positioned between the material taking unit and the wire clamping and pulling mechanism;

under the working state, the driving unit drives the material taking unit to rotate a second preset angle towards the wire clamping and dragging mechanism, so that the DC head positioned on the material taking unit is positioned in the detection range of the detection mechanism, and the detection mechanism detects whether the material taking unit takes materials or not.

In one embodiment, the driving unit comprises a first mounting frame arranged on the rack, a cylinder is arranged on the first mounting frame, and a rack is connected to an output shaft of the cylinder;

a rotating shaft is connected between the first mounting frame and the rack, and the material taking unit is connected to the rotating shaft and rotates along with the rotating shaft; the rotating shaft is connected with a gear, and the gear is meshed with the rack;

in a working state, an output shaft of the air cylinder extends downwards to drive the rack to move; the rack drives the gear to rotate; the gear is linked with the rotating shaft to rotate; the material taking unit rotates along with the rotating shaft.

In one embodiment, one end of the rotating shaft, which is far away from the material taking unit, is connected with a first limiting block for limiting the rotating angle of the rotating shaft.

In one embodiment, the material taking unit comprises a second mounting frame, a first clamp cylinder and two first clamping blocks; the second mounting frame is connected with the output end of the driving unit; the first clamp cylinder is arranged on the second mounting frame; the two first clamping blocks are arranged at two clamp ends of the first clamp cylinder, and clamping grooves are concavely formed in the inner side surfaces of the two first clamping blocks;

under the working state, the first clamp cylinder drives the two first clamping blocks to approach each other, and the DC head is clamped in the clamping groove.

In one embodiment, the welding mechanism includes a fourth mounting bracket fixed to the frame; a left driving unit and a right driving unit are arranged on the fourth mounting frame; the output end of the left and right driving unit is connected with an upper and lower driving unit and drives the upper and lower driving unit to move back and forth left and right on the fourth mounting frame; the output end of the up-and-down driving unit is connected with a welding unit and drives the welding unit to move up and down and back and forth above the wire core; the fourth mounting bracket still is equipped with fine setting unit, fine setting unit's output with drive unit connects from top to bottom, and the fine setting drive unit about the position.

In one embodiment, the left and right driving unit comprises a first air cylinder fixed on the fourth mounting frame, the tail end of an output shaft of the first air cylinder is connected with a movable block through a joint, the first air cylinder drives the movable block to move back and forth left and right, and the up and down driving unit is mounted on the movable block; and a buffer spring is arranged at the joint of the joint and the movable block.

In one embodiment, the up-down driving unit comprises a mounting seat fixed with the movable block, a second air cylinder is fixed on the mounting seat, and an output shaft of the second air cylinder is connected with the welding unit and drives the welding unit to move up and down.

In one embodiment, the welding unit comprises a base fixed on the output shaft of the second cylinder, the base is respectively provided with a soldering tin and an electric soldering iron, the lower end of the soldering tin is in contact with the lower end of the electric soldering iron, and the soldering tin melts the DC head and the wire core under the heating of the electric soldering iron.

In one embodiment, the fine adjustment unit comprises a micrometer arranged on the fourth mounting frame, the output end of the micrometer is connected with a second limiting block, and the micrometer drives the second limiting block to perform fine adjustment on the left and right positions; the fourth mounting seat is connected with the limiting block.

In one embodiment, the wire clamping and pulling mechanism comprises a third mounting frame fixed on the rack; a power board and a second clamp cylinder are arranged on the third mounting frame, and the connecting wire is placed on the power board; and the two second clamping blocks on the second clamp cylinder clamp the connecting wire.

In one embodiment, the DC head feeding mechanism comprises a vibrator, two material guide plates are connected to the vibrator, and a feeding channel is formed between the two material guide plates; a motor is arranged at the feed end of the feeding channel, a shifting piece is connected to an output shaft of the motor and positioned at an opening of the feed end of the feeding channel, and the motor drives the shifting piece to rotate to shift a DC head into the feeding channel; the discharge end of pay-off passageway is equipped with ejection of compact stopper, ejection of compact stopper passes through spring elasticity and sets up the discharge end of pay-off passageway, DC head extrusion on the pay-off passageway discharge end ejection of compact stopper impels ejection of compact stopper is opened the discharge end of pay-off passageway.

In one embodiment, the DC head welding device further comprises a post-weld starvation detection mechanism located laterally of the welding mechanism; and the driving unit drives the welded product to enter the post-welding material shortage detection mechanism for detection.

The beneficial effect of this application lies in: the connecting wire is fixed through the wire clamping and pulling mechanism, the DC head feeding mechanism supplies the DC head, the DC head taking mechanism takes away the DC head at the output end of the DC head feeding mechanism and sends the DC head to the wire core to be in contact with the wire core, and the welding mechanism works to weld the DC head and the wire core together. Thereby realized automatic weld DC head and sinle silk, promoted production efficiency greatly and guaranteed the quality of product. And the wire core on the connecting wire and the shielding wire are arranged at an included angle, so that the protective tube on the shielding wire is effectively prevented from falling off in the welding process, and the excellent rate of products is ensured.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a perspective view of the apparatus provided by an embodiment of the present application;

FIG. 2 is another perspective view of the device according to an embodiment of the present application;

FIG. 3 is an exploded view of the device provided by an embodiment of the present application;

fig. 4 is a perspective view of a DC head feeding mechanism provided in an embodiment of the present application;

fig. 5 is a perspective view of a DC head take off mechanism provided in an embodiment of the present application;

FIG. 6 is a perspective view of a welding mechanism provided in an embodiment of the present application;

fig. 7 is a perspective view of a wire clamping and pulling mechanism provided in the embodiment of the present application;

FIG. 8 is a perspective view of a post-weld starvation detection mechanism provided in an embodiment of the present application;

fig. 9 is a perspective view of a connection line provided in an embodiment of the present application.

Wherein, in the figures, the respective reference numerals:

1. DC head 2, connecting wire

3. Core 4 and shielding wire

5. Protective tube 10 and frame

11. Horizontal plate 12 and vertical plate

20. DC head feeding mechanism 21 and vibrator

22. Material guide plate 201 and feeding channel

23. Motor 24 and shifting piece

25. Discharging limiting block 30 and DC head material taking mechanism

31. Drive unit 311 and first mounting bracket

312. Cylinder 314, rack

315. Rotating shaft 316 and gear

317. First stopper 32, get material unit

321. Second mounting bracket 322, first clip cylinder

323. First clamping block 301 and clamping groove

33. Detection unit 331, mounting board

332. Notch 333, sensor

40. Wire clamping and pulling mechanism 41 and third mounting rack

42. Power board 43 and second clamp cylinder

431. Second clamping block 50 and welding mechanism

51. Fourth mounting bracket 52, left and right driving unit

521. First cylinder 522, joint

523. Movable block 524, buffer spring

53. Up-down driving unit 531, mount

532. Second cylinder 54, welding unit

541. Base 542 and solder

543. Electric iron 55 and fine adjustment unit

551. Micrometer 552 and second limiting block

60. Lack material detection mechanism after welding

61. Support frame 601, breach

62. A sensor.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 8, an embodiment of the present application provides a DC head welding device for welding a DC head 1 and a connecting wire 2. As shown in fig. 9, one end of the connecting wire 2 extends out of the wire core 3 and the shielding wire 4, the wire core 3 and the shielding wire 4 are arranged at an included angle, optionally, the wire core 3 and the shielding wire 4 are arranged at a right angle, and the shielding wire 4 is located above the wire core 3. And the shielding wire 4 is sleeved with a protection tube 5, optionally, the protection tube 5 is a heat-shrinkable tube or a teflon tube. Be the contained angle setting through shielded wire 4 and sinle silk 3, effectively avoid contacting protection tube 5 when welding sinle silk 3 again and DC head 1 to effectively avoid protection tube 5 to drop.

The DC head welding device comprises a frame 10; optionally, the frame 10 is composed of a horizontal plate 11 and a vertical plate 12. And the DC head feeding mechanism 20 is arranged on the rack 10 and used for conveying the DC head 1. The DC head material taking mechanism 30 is arranged on the rack 10 and located beside the output end side of the DC head feeding mechanism 20, and the DC head material taking mechanism 30 takes down the DC head 1 on the output end of the DC head feeding mechanism 20. The wire clamping and pulling mechanism 40 is arranged on the rack 10 and located beside the DC head material taking mechanism 30, and the wire clamping and pulling mechanism 40 is used for supporting the connecting wire 2 and clamping and positioning the connecting wire. The connecting wire 2 is clamped in the wire clamping and pulling mechanism 40, and the wire core 3 and the shielding wire 4 are exposed out of the wire clamping and pulling mechanism 40 and face the DC head material taking mechanism 30. And the welding mechanism 50 is arranged on the rack 10 and positioned beside the wire clamping and dragging mechanism 40, and the welding mechanism 50 welds the DC head 1 taken down by the DC head taking mechanism 30 and the wire core 3 positioned on the wire clamping and dragging mechanism 40 together.

Under the working state, the DC head taking mechanism 30 takes away the DC head 1 at the output end of the DC head feeding mechanism 20 and sends the DC head to the position of the wire core 3 to be contacted with the wire core 3. The welding mechanism 50 works to connect the wire core 3 with the DC head 1 in a welding mode, and the shielding wire 4 avoids the welding mechanism 50, namely the shielding wire 4 cannot touch the protective tube 5 on the shielding wire 4 during welding.

In one embodiment, the DC head take off mechanism 30 includes a drive unit 31 and a take off unit 32; the driving unit 31 is provided on the frame 10. The material taking unit is connected to the output end of the driving unit 31 and located beside the output end side of the DC head feeding mechanism 20, and the driving unit 31 drives the material taking unit 32 to rotate. In a working state, the driving unit 31 drives the material taking unit 32 to rotate by a first predetermined angle towards the wire clamping and pulling mechanism 40, so that the DC head 1 on the material taking unit 32 is in contact with the wire core 3. In the embodiment, the driving unit 31 drives the material taking unit 32 to rotate counterclockwise, and when the DC head 1 contacts with the wire core 3, the first predetermined angle is a parameter set according to an actual situation.

In one embodiment, the DC head take-out mechanism 30 further includes a detection mechanism 33 for detecting whether the unit 33 holds the DC head 1, and the detection mechanism 33 is disposed on the frame 10 between the take-out unit 32 and the wire clamping and pulling mechanism 40. In a working state, the driving unit 31 drives the material taking unit 32 to rotate by a second preset angle towards the wire clamping and dragging mechanism 40, so that the DC head 1 positioned on the material taking unit 32 is positioned in a detection range of the detection mechanism 33, and the detection mechanism 33 detects whether the material taking unit 32 takes materials or not, thereby effectively avoiding empty welding. The detection mechanism 33 detects that the work is performed before the DC head 1 contacts the wire core 3, the second preset angle is smaller than the first preset angle, when the material taking unit 32 rotates to the detection position of the detection unit 33, the material taking unit 32 stops, and at the moment, the detection unit 33 detects whether the DC head 1 is on the material taking unit 32. When the DC head 1 is detected, the material taking unit 32 continues to rotate; when no DC head 1 is detected, the device alarms.

Optionally, the detecting unit 33 includes a mounting plate 331, and the mounting plate 331 is disposed on the rack 10 in an inclined manner in accordance with the rotation of the material taking unit 32. The mounting plate 331 is provided with a notch 332 through which the material taking unit 32 clamps the end of the DC head 1, two ends of the notch 332 are respectively provided with a sensor 333, and when the DC head 1 is exposed out of the material taking unit 32 and partially rotates, and passes through the notch 332, the sensor 333 detects the DC head 1. Of course, the structure of the detecting unit 33 is not limited to this, for example, when the material taking unit 32 is a clamp cylinder, the detecting unit 33 may be electrodes respectively disposed on two clamping blocks in the clamp cylinder, and when the two clamping blocks clamp the DC head 1, the two electrodes and the DC head 1 form a closed loop, so that the presence or absence of the DC head 1 can also be detected.

In one embodiment, the driving unit 31 includes a first mounting bracket 311 disposed on the frame 10, a cylinder 312 is disposed on the first mounting bracket 311, and a rack 314 is connected to an output shaft of the cylinder 312. A rotating shaft 315 is connected between the first mounting bracket 311 and the frame 10, and optionally, the rotating shaft 315 is connected to the first mounting bracket 311 and the frame 10 through a bearing. The material taking unit 32 is connected to the rotating shaft 315 and rotates along with the rotating shaft 315; the rotating shaft 315 is connected with a gear 316, and the gear 316 is meshed with the rack 314. In a working state, the output shaft of the air cylinder 312 extends downwards to drive the rack 314 to move, the rack 314 drives the gear 316 to rotate, the gear 316 is linked with the rotating shaft 315 to rotate, and therefore the material taking unit 32 rotates along with the rotating shaft 315. Of course, the driving unit 31 is not limited thereto, and for example, rotation may be achieved by cooperation of a motor, a belt, a pulley, and a rotating shaft.

In one embodiment, a first stopper 317 for limiting the rotation angle of the rotating shaft 315 is connected to an end of the rotating shaft 315 away from the material taking unit 32. Thereby limiting the rotation angle of the rotation shaft 315 and avoiding collision of the rotation transition with other components.

In one embodiment, the material extracting unit 32 includes a second mounting frame 321, a first gripper cylinder 322, and two first gripper blocks 323. The second mounting bracket 321 is connected to an output end of the driving unit 31. The first clamp cylinder 322 is disposed on the second mounting frame 321, the two first clamping blocks 323 are disposed at two clamp ends of the first clamp cylinder 322, and the inner side surfaces of the two first clamping blocks 323 are concavely disposed with the clamping groove 301. In an operating state, the first clamping cylinder 322 drives the two first clamping blocks 323 to approach each other, so as to clamp the DC head 1 in the clamping groove 301, thereby realizing material taking. Of course, the material taking unit 32 is not limited thereto, and for example, a robot may be used instead.

In one embodiment, the welding mechanism 50 includes a fourth mounting bracket 51 fixed to the frame 10; the fourth mounting bracket 51 is provided with a left and right driving unit 52, and the left and right driving unit 52 is used for adjusting the left and right positions of the welding unit 54. The output end of the left-right driving unit 52 is connected with an up-down driving unit 53, and drives the up-down driving unit 53 to move back and forth left and right on the fourth mounting frame 51. The output end of the up-down driving unit 53 is connected with a welding unit 54, the welding unit 54 is driven to move up and down back and forth above the wire core 3, the up-down driving unit 53 drives the welding unit 54 to move downwards to contact the DC head 1 and the wire core 3, the DC head 1 and the wire core 3 are welded together, and when the welding unit 54 is not in operation, the up-down driving unit 53 pulls the welding unit 54 to a high position to avoid. The fourth mounting bracket 51 is further provided with a fine adjustment unit 55, an output end of the fine adjustment unit 55 is connected with the up-down driving unit 53, and the left and right positions of the up-down driving unit 53 are finely adjusted, so that the accurate welding of the welding unit 54 is realized.

In one embodiment, the left and right driving unit 52 includes a first cylinder 521 fixed to the fourth mounting frame 51, an end of an output shaft of the first cylinder 521 is connected to a movable block 523 through a joint 522, the first cylinder 521 drives the movable block 523 to move back and forth left and right, and the up and down driving unit 53 is mounted on the movable block 523 so as to move along with the movable block 523. And a buffer spring 524 is arranged at the joint of the joint 522 and the movable block 523, so that the joint 522 and the movable block 523 are effectively prevented from being in hard contact. Of course, the structure of the left and right driving unit 52 is not limited to this, and for example, the screw shaft is driven by a motor to rotate, and the up and down driving unit 53 can be moved by matching with the structure of the screw block.

In one embodiment, the up-down driving unit 53 includes a mounting seat 531 fixed to the movable block 523, and a slider and a slide rail for assisting sliding are disposed between the mounting seat 531 and the fourth mounting frame 51. A second cylinder 532 is fixed on the mounting seat 531, and an output shaft of the second cylinder 532 is connected with the welding unit 54 and drives the welding unit 54 to move up and down. Also, the structure of the up-down driving unit 53 is not limited thereto.

In one embodiment, the welding unit 54 includes a base 541 fixed on the output shaft of the second cylinder 532, the base 541 is provided with a soldering tin 542 and an electric soldering iron 543, and optionally, the base 541 is provided with mounting slots having notches, and the soldering tin 542 and the electric soldering iron 543 are mounted in the corresponding mounting slots in a clasping manner. And the lower end of the soldering tin 542 is in contact with the lower end of the electric soldering iron 543, and the soldering tin 542 melts the tin under the heating of the electric soldering iron 543 to weld the DC head 1 and the wire core 3 together.

In one embodiment, the fine adjustment unit 55 includes a micrometer 551 disposed on the fourth mounting frame 51, an output end of the micrometer 551 is connected with the second limiting block 552, and the micrometer 551 drives the limiting block 55 to perform fine adjustment on the left and right positions; the mounting seat 531 is connected to the second stopper 552, so as to finely adjust the position of the welding unit 54. When the soldering position has an error, the micro-scale 551 can be adjusted to finely adjust the soldering unit 54, so that accurate soldering is achieved.

In one embodiment, the wire clamping and pulling mechanism 40 includes a third mounting bracket 41 fixed to the frame 10; be equipped with power board 42 and second clip cylinder 43 on the third mounting bracket 41, connecting wire 2 is put on power board 42, for better placing connecting wire 2, can open on the power board 42 and establish the recess and be used for putting connecting wire 2. The two second clamping blocks 431 of the second clamping cylinder 43 clamp the connecting wire 2, thereby positioning the connecting wire 2. Of course, the structure of the wire clamping and pulling mechanism 40 is not limited to this, and for example, the connecting wire may be directly pressed by pushing the pressing block with the cylinder.

In one embodiment, the DC-head feeding mechanism 20 includes a vibrator 21, two material guiding plates 22 are connected to the vibrator 21, and a feeding channel 201 is formed between the two material guiding plates 22. The feed end of pay-off passageway 201 is equipped with motor 23, is connected with plectrum 24 on the output shaft of motor 23, and plectrum 24 is located the feed end opening part of pay-off passageway 201, and when motor 23 received the feeding signal, motor 23 drive plectrum 24 rotated and stirred DC head 1 and got into pay-off passageway 201 to effectively avoid the too much jam that causes of DC head in pay-off passageway 201. The discharge end of the feeding channel 201 is provided with a discharge limiting block 25, the discharge limiting block 25 is elastically arranged at the discharge end of the feeding channel 201 through a spring 26, one end of the spring 26 acts on the discharge limiting block 25, and the other end acts on a fixed object. The DC head 1 on the discharge end of the feeding channel 201 is used for poking the discharge limiting block 25 under the acting force of the material taking unit, so that the discharge limiting block 25 is enabled to open the discharge end of the feeding channel 201, and the material taking is facilitated. The arrangement of the limiting block 25 effectively prevents the DC head 1 in the feeding channel 201 from falling out of the feeding channel 201.

In one embodiment, the DC head welding apparatus further includes a post-weld starvation detection mechanism 60 located laterally of the welding mechanism 50. Optionally, the post-welding material shortage detection mechanism 60 includes a support frame 61, a notch 601 for a post-welding product to enter is formed in the support frame 61, and a sensor 62 is arranged on an inner wall of the notch 601 and used for detecting whether the welded product is material shortage. And a conveying mechanism (not shown) for conveying the welded product is connected between the post-welding material shortage detection mechanism 60 and the welding mechanism 50, and the conveying mechanism can be a manipulator or a chain conveying mechanism and the like.

The working principle of the application is as follows:

s1: placing the prepared connecting wire 2 on a wire clamping and pulling mechanism 40, wherein the wire core 3 and the shielding wire 4 are arranged in an included angle; starting the equipment, and fixing the connecting wire 2 by the wire clamping and pulling mechanism 40;

s2: the DC head feeding mechanism 20 works to continuously supply the DC head 1;

s3: after the DC head 1 is conveyed to the output end of the DC head feeding mechanism 20, the material taking unit 32 takes away the DC head 1 at the output end of the DC head feeding mechanism 20, and then the driving unit 31 drives the material taking unit 32 to rotate;

s4: when the driving unit 31 drives the material taking unit 32 to rotate by a second predetermined angle, the DC head 1 exposed outside the material taking unit 32 passes through a detection area of the detection unit 33, and the driving unit 31 drives the material taking unit 32 to rotate without stopping, and when the detection unit 33 detects the DC head 1, the driving unit 31 drives the material taking unit 32 to continue rotating; when no DC head 1 is detected, the device stops working, and the equipment alarms and reminds;

s5: the driving unit 31 drives the material taking unit 32 to continue rotating by a first preset angle, so that the DC head 1 is in contact with the wire core 3;

s6: the up-down driving unit 53 drives the welding unit 54 to move downwards, so that the welding end of the welding unit 54 is contacted with the connecting position of the DC head 1 and the wire core 3, and the welding unit 54 works together with the left-right driving unit 52 to weld the DC head 1 and the wire core 3 together;

s7: the material taking unit 32 loosens the DC head 1, and the driving unit 31 drives the material taking unit 32 to reset for taking materials next time; meanwhile, the welded product is sent to the material shortage detection mechanism 60 for detection.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (14)

1. The utility model provides a first welding set of DC for DC head (1) and connecting wire (2) welding, connecting wire (2) one end is stretched out and is had sinle silk (3) and shielded wire (4), sinle silk (3) and shielded wire (4) are the contained angle setting, just shielded wire (4) overcoat is equipped with protection tube (5), its characterized in that: comprises that

A frame (10);

the DC head feeding mechanism (20) is arranged on the rack (10);

the DC head material taking mechanism (30) is arranged on the rack (10) and is positioned beside the output end side of the DC head material feeding mechanism (20);

the wire clamping and pulling mechanism (40) is arranged on the rack (10) and is positioned beside the DC head material taking mechanism (30); the connecting wire (2) is clamped in the wire clamping and pulling mechanism (40), and the wire core (3) and the shielding wire (4) are exposed out of the wire clamping and pulling mechanism (40) and face the DC head material taking mechanism (30); and

the welding mechanism (50) is arranged on the rack (10) and is positioned beside the wire clamping and pulling mechanism (40);

in a working state, the DC head taking mechanism (30) takes the DC head (1) at the output end of the DC head feeding mechanism (20) away and sends the DC head to the position of the wire core (3) to be contacted with the wire core (3); the welding mechanism (50) works to connect the wire core (3) with the DC head (1) in a welding mode, and the shielding wire (4) avoids the welding mechanism (50).

2. The DC-head welding device according to claim 1, wherein: the DC head material taking mechanism (30) comprises a driving unit (31) and a material taking unit (32); the driving unit (31) is arranged on the rack (10); the material taking unit is connected to the output end of the driving unit (31) and positioned beside the output end side of the DC head feeding mechanism (20), and the driving unit (31) drives the material taking unit (32) to rotate;

under the working state, the driving unit (31) drives the material taking unit (32) to rotate towards the wire clamping and dragging mechanism (40) by a first preset angle, so that the DC head (1) positioned on the material taking unit (32) is in contact with the wire core (3).

3. The DC-head welding device according to claim 2, wherein: the DC head material taking mechanism (30) further comprises a detection mechanism (33) used for detecting whether the DC head (1) exists in the material taking unit (32), and the detection mechanism (33) is arranged on the rack and is positioned between the material taking unit (32) and the wire clamping and dragging mechanism (40);

under the working state, the driving unit (31) drives the material taking unit (32) to rotate a second preset angle towards the wire clamping and dragging mechanism (40), so that the DC head (1) positioned on the material taking unit (32) is positioned in the detection range of the detection mechanism (33), and the detection mechanism (33) detects whether the material taking unit (32) takes materials or not.

4. The DC-head welding device according to claim 2, wherein: the driving unit (31) comprises a first mounting frame (311) arranged on the rack (10), an air cylinder (312) is arranged on the first mounting frame (311), and an output shaft of the air cylinder (312) is connected with a rack (314);

a rotating shaft (315) is connected between the first mounting frame (311) and the rack (10), and the material taking unit (32) is connected to the rotating shaft (315) and rotates along with the rotating shaft (315); a gear (316) is connected to the rotating shaft (315), and the gear (316) is meshed with the rack (314);

in the working state, the output shaft of the air cylinder (312) extends downwards to drive the rack (314) to move; the rack (314) drives the gear (316) to rotate; the gear (316) is linked with the rotating shaft (315) to rotate; the material taking unit (32) rotates along with the rotating shaft (315).

5. The DC-head welding device according to claim 4, wherein: one end, far away from the material taking unit (32), of the rotating shaft (315) is connected with a first limiting block (317) for limiting the rotating angle of the rotating shaft (315).

6. The DC-head welding device according to claim 2, wherein: the material taking unit (32) comprises a second mounting frame (321), a first clamp cylinder (322) and two first clamping blocks (323); the second mounting frame (321) is connected with the output end of the driving unit (31); the first clamp cylinder (322) is arranged on the second mounting frame (321); the two first clamping blocks (323) are arranged at two clamp ends of the first clamp cylinder (322), and the inner side surfaces of the two first clamping blocks (323) are concavely provided with clamping grooves (301);

under the working state, the first clamp cylinder (322) drives the two first clamp blocks (323) to approach each other, and the DC head (1) is clamped in the clamping groove (301).

7. The DC-head welding device according to claim 1 or 2, wherein: the welding mechanism (50) comprises a fourth mounting frame (51) fixed on the rack (10); a left driving unit (52) and a right driving unit (52) are arranged on the fourth mounting frame (51); the output end of the left and right driving unit (52) is connected with an up and down driving unit (53), and the up and down driving unit (53) is driven to move back and forth left and right on the fourth mounting rack (51); the output end of the up-and-down driving unit (53) is connected with a welding unit (54), and the welding unit (54) is driven to move up and down back and forth above the wire core (3); the fourth mounting frame (51) is further provided with a fine adjustment unit (55), the output end of the fine adjustment unit (55) is connected with the upper and lower driving units (53), and the left and right positions of the upper and lower driving units (53) are finely adjusted.

8. The DC-head welding device according to claim 7, wherein: the left-right driving unit (52) comprises a first air cylinder (521) fixed on the fourth mounting frame (51), the tail end of an output shaft of the first air cylinder (521) is connected with a movable block (523) through a joint (522), the first air cylinder (521) drives the movable block (523) to move back and forth left and right, and the up-down driving unit (53) is installed on the movable block (523); and a buffer spring (524) is arranged at the joint of the joint (522) and the movable block (523).

9. The DC-head welding device according to claim 8, wherein: the up-and-down driving unit (53) comprises an installation seat (531) fixed with the movable block (523), a second cylinder (532) is fixed on the installation seat (531), an output shaft of the second cylinder (532) is connected with the welding unit (54), and the welding unit (54) is driven to move up and down.

10. The DC-head welding device according to claim 9, wherein: welding unit (54) are including being fixed in base (541) on the output shaft of second cylinder (532), be equipped with soldering tin (542) and electric iron (543) on base (541) respectively, and the lower extreme of soldering tin (542) with the lower extreme contact of electric iron (543), soldering tin (542) are in the heating of electric iron (543) down melt tin with DC head (1) with sinle silk (3) welding together.

11. The DC-head welding device according to claim 9, wherein: the fine adjustment unit (55) comprises a micrometer (551) arranged on the fourth mounting rack (51), the output end of the micrometer (551) is connected with a second limiting block (552), and the micrometer (551) drives the second limiting block (552) to perform fine adjustment on the left and right positions; the mounting seat (531) is connected with the second limiting block (552).

12. The DC-head welding device according to claim 1 or 2, wherein: the wire clamping and pulling mechanism (40) comprises a third mounting rack (41) fixed on the rack (10); a power board (42) and a second clamp cylinder (43) are arranged on the third mounting frame (41), and the connecting wire (2) is placed on the power board (42); two second clamping blocks (431) on the second clamp cylinder (43) clamp the connecting wire (2).

13. The DC-head welding device according to claim 1 or 2, wherein: the DC head feeding mechanism (20) comprises a vibrator (21), two material guide plates (22) are connected to the vibrator (21), and a feeding channel (201) is formed between the two material guide plates (22); a motor (23) is arranged at the feed end of the feeding channel (201), an output shaft of the motor (23) is connected with a shifting piece (24), the shifting piece (24) is positioned at an opening of the feed end of the feeding channel (201), and the motor (23) drives the shifting piece (24) to rotate to shift the DC head (1) to enter the feeding channel (201); the discharge end of pay-off passageway (201) is equipped with ejection of compact stopper (25), ejection of compact stopper (25) pass through spring (26) elasticity setting and are in the discharge end of pay-off passageway (201), DC head (1) extrusion on pay-off passageway (201) discharge end ejection of compact stopper (25), impel ejection of compact stopper (25) are opened the discharge end of pay-off passageway (201).

14. The DC-head welding device according to claim 7, wherein: the DC head welding device further comprises a post-welding material shortage detection mechanism (60) which is located beside the welding mechanism (50).

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