CN212264818U - Automatic wire moving device for inverter direct current arc welding machine - Google Patents
Automatic wire moving device for inverter direct current arc welding machine Download PDFInfo
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- CN212264818U CN212264818U CN202021695908.6U CN202021695908U CN212264818U CN 212264818 U CN212264818 U CN 212264818U CN 202021695908 U CN202021695908 U CN 202021695908U CN 212264818 U CN212264818 U CN 212264818U
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Abstract
The utility model belongs to the technical field of welding machine spare part device, concretely relates to automatic wire moving device for contravariant direct current arc welding machine. Comprises a wire outlet mechanism and an automatic wire feeding mechanism; the wire discharging mechanism comprises a base, at least two pairs of brackets arranged on the base, a wire discharging gun, a welding wire, a wire discharging roller arranged on the brackets and a wire storage barrel; the automatic wire feeding mechanism comprises a track, a sliding block arranged on the track, a cantilever structure arranged on the sliding block, a rotating and moving structure arranged on the cantilever structure, and a wire discharging gun fixing mechanism arranged on the rotating and moving structure; and the sliding block is also provided with a control box for controlling the sliding block to move on the track and controlling the rotating and moving structure to operate. The utility model has the characteristics of simple structure, convenient operation can realize at the uniform velocity, high-efficient welded purpose, and then improve work efficiency.
Description
Technical Field
The utility model belongs to the technical field of welding machine spare part device, concretely relates to automatic wire moving device for contravariant direct current arc welding machine.
Background
The welding has the characteristics of good sealing performance, high connection strength, strong adaptability, high production efficiency and the like, and is widely applied to connection of large-scale equipment such as pressure vessels and the like and structural members. Therefore, the quality of the welding often determines the service life and the safety of the part. For the traditional inverter direct current arc welding machine, because the corresponding automatic wire feeding device is not equipped, manual wire feeding is carried out when welding is needed, so that the wire feeding speed and the moving speed of a welding gun cannot be consistent, the quality of a welding joint is poor, the engineering progress is influenced, and the cost is increased. Therefore, it is necessary to design an automatic wire feeding device which can be adapted to an inverter dc arc welding machine.
For example, the wire feeding device of an automatic welding machine, which is disclosed in chinese utility model patent application No. CN201821543018.6, includes a rack, a motor, a large gear plate, a small gear plate, a connecting rod gear, a left-turning bevel gear and a right-turning bevel gear; the rack is a metal rack with a frame structure, the rack comprises a main rack and a support, the support comprises a vertical rod and a transverse rod, and the transverse rod can slide up and down on the vertical rod and can be rotationally adjusted; the motor is fixedly arranged on the ground in the main frame, a transmission shaft at the upper end of the motor is fixedly connected with the large gear disc, the small gear disc is meshed and linked with the large gear disc in the horizontal direction, the connecting rod penetrates through the center of the small gear disc, the top end of the connecting rod is fixedly connected with the connecting rod gear, and the connecting rod is movably connected with the metal foot rod of the main frame through a pair of connecting pieces and rotates in the pair of connecting pieces; the connecting rod gear is arranged as an arc-bottom conical gear, the left-turning conical gear and the right-turning conical gear are symmetrically arranged and are meshed and linked with gears on the left side and the right side of a gear wheel disc of the connecting rod gear respectively; the welding wire welding device is characterized in that the centers of the left-turning conical gear and the right-turning conical gear are movably connected in series through a middle shaft, a groove roller is sleeved on the middle shaft between the left-turning conical gear and the right-turning conical gear, an auxiliary groove roller is movably arranged above the groove roller and is matched with the groove roller to rotate, and a welding wire penetrates through a gap between the groove roller and the auxiliary groove roller and is connected to a welding gun head of a telescopic welding gun. Although the welding gun has the advantages of reducing the production cost, improving the working efficiency, lightening the working strength and the like, the welding gun has the defect that the welding wire can only be slowly and uniformly conveyed to the welding gun head for welding, but the synchronous movement of the wire discharging gun and the welding gun can not be realized, and the aim of accurate and efficient welding is further fulfilled.
SUMMERY OF THE UTILITY MODEL
The utility model relates to an overcome prior art, current contravariant direct current arc welding machine, owing to lack to be equipped with corresponding automatic wire feeding device, artifical manual silk that send when needing to weld, possible wire feed speed and welder moving speed unanimity, lead to the welded joint quality variation, influence the problem of engineering progress and incremental cost, it can realize synchronous motion to going out silk rifle and welder to provide one kind, and then realize accurate, the high-efficient automatic wire feeding device who is used for contravariant direct current arc welding machine who welds the purpose.
In order to achieve the purpose of the utility model, the utility model adopts the following technical scheme:
the automatic wire feeding device for the inverter direct current arc welding machine comprises a wire outlet mechanism and an automatic wire feeding mechanism; the wire discharging mechanism comprises a base, at least two pairs of brackets arranged on the base, a wire discharging gun, a welding wire, a wire discharging roller arranged on the brackets and a wire storage barrel; the welding wire is sequentially wound on the wire storage barrel and the wire outlet roller, penetrates into the wire outlet gun and is output by the wire outlet gun; the automatic wire feeding mechanism comprises a track, a sliding block arranged on the track, a cantilever structure arranged on the sliding block, a rotating and moving structure arranged on the cantilever structure, and a wire discharging gun fixing mechanism arranged on the rotating and moving structure; the wire discharging gun is fixed in the wire discharging gun fixing mechanism, and the wire discharging gun fixing mechanism, the rotating and moving structure, the cantilever structure and the sliding block are sequentially and fixedly connected; the sliding block is connected with the track in a sliding manner; and the sliding block is also provided with a control box for controlling the sliding block to move on the track and controlling the rotating and moving structure to operate.
Preferably, the wire discharging mechanism further comprises a motor, and the motor is respectively connected with the wire storage barrel and the wire discharging roller.
Preferably, the turning and moving structure comprises a mechanical arm, a main rotating shaft and a secondary rotating shaft; the secondary rotating shaft, the mechanical arm and the main rotating shaft are sequentially connected, the main rotating shaft is fixedly connected with the cantilever structure, and the secondary rotating shaft is fixedly connected with the wire discharging gun fixing mechanism.
Preferably, the wire discharging gun is internally provided with a hose for storing welding wires.
Preferably, the contact surface of the slider and the track is coated with a lubricant.
Preferably, the wire discharging gun fixing structure comprises an end plate, an upper clamping block arranged at the upper part of one side of the end plate and a lower clamping block arranged at the lower part of one side of the end plate; the upper clamping block and the lower clamping block are connected through bolts, and the middle sections of the upper clamping block and the lower clamping block are arc-shaped and correspond to each other in position.
Preferably, the inner side surfaces of the upper clamping block and the lower clamping block in the wire discharging gun fixing structure are rough surfaces and are in contact with the wire discharging gun.
Preferably, the rail is an i-shaped rail.
Compared with the prior art, the utility model, beneficial effect is: (1) the utility model makes up the shortage of manual wire feeding of the traditional inversion direct current arc welding machine, and when the inversion direct current arc welding machine is used for welding, two parallel automatic wire feeding mechanisms can be used for respectively and automatically walking the wire discharging gun and the welding gun, so as to realize the purpose of uniform speed and high-efficiency welding; (2) the utility model has the advantages of being simple in structure and convenient in operation, can directly use by hand after reading relevant explanation, can improve work efficiency.
Drawings
FIG. 1 is a schematic structural view of an automatic wire feeding device for an inverter DC arc welding machine according to the present invention;
FIG. 2 is a schematic structural view of a middle wire-discharging mechanism of the present invention;
fig. 3 is a schematic structural view of the automatic wire feeding mechanism of the present invention;
fig. 4 is a schematic structural view of the fixing structure of the middle wire-discharging gun of the present invention.
In the figure: the wire drawing device comprises a base 1, a support 2, a wire drawing gun 3, a welding wire 4, a wire drawing roller 5, a wire storage barrel 6, a rail 7, a sliding block 8, a cantilever structure 9, a wire drawing gun fixing mechanism 10, a control box 11, a mechanical arm 12, a main rotating shaft 13, a secondary rotating shaft 14, a connecting piece 15, a hose 16, an end plate 17, an upper clamping block 18, a lower clamping block 19 and a bolt 20.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention, the following description will explain embodiments of the present invention with reference to the accompanying drawings. It is obvious that the drawings in the following description are only examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be obtained from these drawings without inventive effort.
Example 1:
as shown in fig. 1 to 3, the automatic wire feeding device for the inverter dc arc welding machine includes a wire discharging mechanism and an automatic wire feeding mechanism; the wire discharging mechanism comprises a base 1, three pairs of brackets 2 fixedly arranged on the base, a wire discharging gun 3, a welding wire 4, a wire discharging roller 5 arranged on the brackets and a wire storage barrel 6; in the three pairs of brackets, a wire storage barrel is fixedly arranged on one pair of brackets, wire outlet rollers are fixedly arranged on the other two pairs of brackets, and the two wire outlet rollers are the same in size and material; the welding wire sequentially surrounds the wire storage barrel and the wire outlet roller, penetrates into the wire outlet gun and is output by the wire outlet gun; the automatic wire feeding mechanism comprises a track 7, a sliding block 8 arranged on the track, a cantilever structure 9 arranged on the sliding block, a rotating and moving structure arranged on the cantilever structure, and a wire discharging gun fixing mechanism 10 arranged on the rotating and moving structure; the wire discharging gun is fixed in the wire discharging gun fixing mechanism, and the wire discharging gun fixing mechanism, the rotating and moving structure, the cantilever structure and the sliding block are sequentially and fixedly connected; the sliding block is connected with the track in a sliding manner; the slide block is also provided with a control box 11 for controlling the slide block to move on the track and controlling the operation of the rotary moving structure.
Furthermore, go out silk mechanism still includes the motor, the motor is connected with storage silk section of thick bamboo and play silk gyro wheel respectively. The wire storage barrel and the wire outlet roller are driven by the motor to rotate, so that the circulation of the welding wires is realized.
In addition, a single chip microcomputer, a transverse moving type motor and a driving module are arranged in the control box, the transverse moving type motor and the driving module are both electrically connected with the single chip microcomputer, and the transverse moving type motor is connected with the sliding block. The power source of the slider movement is a transverse moving motor, and the rotating and moving structure is controlled by the single chip microcomputer and is operated by the driving module.
Further, as shown in fig. 3, the turning movement structure includes a robot arm 12, a main rotation shaft 13, and a sub-rotation shaft 14; the secondary rotating shaft, the mechanical arm and the main rotating shaft are sequentially connected, the main rotating shaft is fixedly connected with the cantilever structure, and the secondary rotating shaft is fixedly connected with the wire discharging gun fixing mechanism. The rotation and the movement of the wire discharging gun fixing mechanism are realized through a robot arm and a primary rotating shaft and a secondary rotating shaft. In order to enable the wire discharging gun fixing mechanism to rotate and move to achieve a better effect, as shown in fig. 3, the secondary rotating shaft is connected with the mechanical arm through the connecting piece 15 which is matched with the secondary rotating shaft, and meanwhile, the wire discharging gun fixing mechanism is convenient to disassemble and assemble.
As shown in fig. 2, the dispensing gun is provided with a hose 16 for storing welding wire. The hose is located inside the filament discharging gun. The hose also plays a certain protective role to the welding wires while storing the welding wires.
Further, the contact surface of the sliding block and the track is coated with a lubricant. And the connecting surface of the sliding block and the track is lubricated, so that the resistance is reduced, and the sliding of the sliding block on the track is facilitated. As shown in fig. 3, the rail is an i-shaped rail, and the cross section of the rail is i-shaped. The I-shaped track and the matched slide block are matched to operate, so that the derailing phenomenon is not easy to occur.
As shown in fig. 4, the fixing structure of the filament discharging gun comprises an end plate 17, an upper clamping block 18 arranged at the upper part of one side of the end plate, and a lower clamping block 19 arranged at the lower part of one side of the end plate; the upper clamping block and the lower clamping block are connected through a bolt 20, and specifically, a hexagon nut and a screw can be used for connection; the middle sections of the upper clamping block and the lower clamping block are arc-shaped and are corresponding in position. The wire discharging gun is just placed at the arc part in the middle between the upper clamping block and the lower clamping block, and in addition, the distance between the upper clamping block and the lower clamping block can be adjusted through the specific position of the adjusting screw on the hexagon nut, so that the tightness degree of the wire discharging gun fixing structure is controlled.
Furthermore, the inner side surfaces of the upper clamping block and the lower clamping block in the wire discharging gun fixing structure are rough surfaces and are in contact with the wire discharging gun. The friction of contact surface can be increased to coarse surface, makes the silk rifle of going out can be more firm fix inside a silk rifle fixed knot constructs, avoids moving or the pivoted in-process to a silk rifle, the condition that appears a silk rifle and slips off suddenly.
In addition, as shown in fig. 2, the heights of three pairs of brackets on the base in the wire discharging mechanism are in a step shape, wherein the height of the pair of brackets provided with the wire storage barrel is the highest, and the heights of the other two pairs of brackets provided with the wire discharging rollers are sequentially reduced. The design is to form a height drop between the wire storage barrel and the wire outlet roller in the vertical direction, so that the wire storage barrel and the wire outlet roller can circularly discharge wires in the rotating process.
The utility model discloses a working method and principle are: an operator installs the wire storage barrel and the wire outlet roller on corresponding supports, installs all the supports on a base, starts a motor, drives the wire storage barrel and the wire outlet roller to rotate through the motor, drives welding wires wound on the wire storage barrel and the wire outlet roller to move towards a wire outlet gun, finally penetrates into the wire outlet gun and is output by the wire outlet gun; the wire discharging gun is fixed through a wire discharging gun fixing mechanism fixed on a secondary rotating shaft, the positioning of the wire discharging gun is realized through a primary rotating shaft, a secondary rotating shaft, a machine arm and a control box, the primary rotating shaft is mainly used for adjusting the positioning of the wire discharging gun fixing mechanism on a horizontal plane, the machine arm is mainly used for adjusting the positioning of the wire discharging gun fixing mechanism in the vertical direction, and the secondary rotating shaft is mainly used for rotating the wire discharging gun fixing mechanism so as to adjust the angle direction of a welding wire output by the wire discharging gun in the wire discharging gun fixing mechanism; and finally, the wire discharging gun moves along the direction of the welding seam through the sliding block on the track.
The utility model makes up the deficiency of manual wire feeding of the traditional inversion direct current arc welding machine, and when the inversion direct current arc welding machine is used for welding, two parallel automatic wire feeding mechanisms can be used for respectively and automatically walking the wire discharging gun and the welding gun, namely, on the basis of the device of the utility model, one device is fixedly provided with the wire discharging gun, the other device is fixedly provided with the welding gun, and the other devices are the same, thereby realizing the purpose of uniform speed and high-efficiency welding; additionally, the utility model discloses simple structure, convenient operation can directly use by hand after reading relevant explanation, can improve work efficiency.
The foregoing has been a detailed description of the preferred embodiments and principles of the present invention, and it will be apparent to those skilled in the art that variations may be made in the specific embodiments based on the concepts of the present invention, and such variations are considered as within the scope of the present invention.
Claims (8)
1. The automatic wire feeding device for the inverter direct current arc welding machine is characterized by comprising a wire outlet mechanism and an automatic wire feeding mechanism; the wire discharging mechanism comprises a base, at least two pairs of brackets arranged on the base, a wire discharging gun, a welding wire, a wire discharging roller arranged on the brackets and a wire storage barrel; the welding wire is sequentially wound on the wire storage barrel and the wire outlet roller, penetrates into the wire outlet gun and is output by the wire outlet gun; the automatic wire feeding mechanism comprises a track, a sliding block arranged on the track, a cantilever structure arranged on the sliding block, a rotating and moving structure arranged on the cantilever structure, and a wire discharging gun fixing mechanism arranged on the rotating and moving structure; the wire discharging gun is fixed in the wire discharging gun fixing mechanism, and the wire discharging gun fixing mechanism, the rotating and moving structure, the cantilever structure and the sliding block are sequentially and fixedly connected; the sliding block is connected with the track in a sliding manner; and the sliding block is also provided with a control box for controlling the sliding block to move on the track and controlling the rotating and moving structure to operate.
2. The automatic wire feeding device for the inverter direct current arc welding machine according to claim 1, wherein the wire discharging mechanism further comprises a motor, and the motor is respectively connected with the wire storage barrel and the wire discharging roller.
3. The automatic wire feeding device for an inverter dc arc welder according to claim 2, wherein the rotational movement structure comprises a mechanical arm, a primary rotation axis and a secondary rotation axis; the secondary rotating shaft, the mechanical arm and the main rotating shaft are sequentially connected, the main rotating shaft is fixedly connected with the cantilever structure, and the secondary rotating shaft is fixedly connected with the wire discharging gun fixing mechanism.
4. The automatic wire feeding device for an inverter dc arc welder according to claim 1, wherein a hose for storing welding wire is provided in the wire discharging gun.
5. The automatic wire feeding device for an inverter dc arc welder according to any one of claims 1 to 4, wherein the contact surface of the slider with the rail is coated with a lubricant.
6. The automatic wire feeding device for the inverter dc arc welding machine according to claim 5, wherein the wire discharging gun fixing structure comprises an end plate, an upper clamping block disposed at an upper portion of one side of the end plate, and a lower clamping block disposed at a lower portion of one side of the end plate; the upper clamping block and the lower clamping block are connected through bolts, and the middle sections of the upper clamping block and the lower clamping block are arc-shaped and correspond to each other in position.
7. The automatic wire feeding device for the inverter dc arc welder according to claim 6, wherein the inner side surfaces of the upper and lower clamping blocks in the wire discharging gun fixing structure are rough surfaces and are in contact with the wire discharging gun.
8. The automatic wire feeding device for an inverter dc arc welder according to any of the claims 1-4, wherein the rail is an i-shaped rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021695908.6U CN212264818U (en) | 2020-08-14 | 2020-08-14 | Automatic wire moving device for inverter direct current arc welding machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021695908.6U CN212264818U (en) | 2020-08-14 | 2020-08-14 | Automatic wire moving device for inverter direct current arc welding machine |
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| CN212264818U true CN212264818U (en) | 2021-01-01 |
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| CN202021695908.6U Active CN212264818U (en) | 2020-08-14 | 2020-08-14 | Automatic wire moving device for inverter direct current arc welding machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111889851A (en) * | 2020-08-14 | 2020-11-06 | 浙江工业大学 | Automatic wire moving device for inverter direct current arc welding machine |
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2020
- 2020-08-14 CN CN202021695908.6U patent/CN212264818U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111889851A (en) * | 2020-08-14 | 2020-11-06 | 浙江工业大学 | Automatic wire moving device for inverter direct current arc welding machine |
| CN111889851B (en) * | 2020-08-14 | 2024-06-07 | 浙江工业大学 | Automatic wire feeding device for inversion direct current arc welder |
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