CN214815604U

CN214815604U - Welding wire blockage or wire breakage protection device of automatic MIG welding machine

Info

Publication number: CN214815604U
Application number: CN202120268307.5U
Authority: CN
Inventors: 吴伟
Original assignee: Wuxi Meikele Automation Equipment Co ltd
Current assignee: Wuxi Meikele Automation Equipment Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-11-23
Anticipated expiration: 2031-01-29

Abstract

The utility model provides a protective device for welding wire blockage or wire breakage of an MIG automatic welding machine, which comprises a welding machine shell and a protective mechanism arranged on the welding machine shell; the protection mechanism comprises a protection shell, a protection component and a buffer component, wherein the protection component and the buffer component are arranged in the protection shell; the protection assembly comprises a control bar, two sliding blocks and a first limiting wheel, the control bar is arranged in the protection shell, and a control groove is formed in the side end face of the control bar; a screw rod is arranged in the control groove, and threads arranged on the screw rod are symmetrical about the middle part of the rod body; the two sliding blocks are respectively sleeved on the two ends of the screw rod and are in threaded connection with the screw rod; a limiting groove is formed in the side surface of the first limiting wheel, and the first limiting wheel is arranged on the sliding block through the buffering assembly; the utility model discloses avoided the welding wire to take place the risk that the welding wire blockked up and the welding wire is disconnected, avoided the welding machine mistake to weld welder as the welding wire and caused welder's scaling loss, reduced manufacturing cost.

Description

Welding wire blockage or wire breakage protection device of automatic MIG welding machine

Technical Field

The utility model relates to a welding machine technical field specifically is a welding wire of MIG automatic weld machine blocks up or disconnected protector of silk.

Background

MIG welding is a welding method in which a welding portion is covered with an inert gas to stabilize an arc and prevent a change in welding quality, and a metal in the welding portion is thermally melted by the arc and sent to a welding rod to join a weld bead, and is generally called semi-automatic welding, covered gas arc welding, carbon dioxide arc welding, or the like.

The automatic welding machine is a highly automated machine and is divided into two parts, namely cutting of filter paper and welding of a filter. This kind of ultrasonic medical treatment filter welding machine is a highly automated machine of a section, divide into cutting and two parts of filter welding of filter paper, and two processes go on simultaneously: the feeding, cutting and returning of the filter paper are completed automatically by a machine, so that the accuracy is high, the loss of the filter paper is reduced, and the cost is saved; meanwhile, the upper cover and the lower cover are automatically fed, the mechanical arm is used for taking and placing, the rotary disc type ultrasonic automatic welding is adopted, and the material is automatically discharged, so that the labor is saved, the production efficiency is greatly improved, and higher benefits are created for enterprises; rotating disc type ultrasonic automatic welding. Compare with traditional vibrations friction weld and heating and melt welding, ultrasonic bonding has following characteristics: the welding is quick, the welding is usually cleaned within one second, and the risk of pollution is greatly reduced due to no use of soldering flux, so that the grade of a product is improved; the cost caused by using the soldering flux is eliminated, the rejection rate is low, and the processing can be repeated; the ultrasonic welding equipment is suitable for batch production and automatic production environments; the ultrasonic system, the electrical configuration and the control part of the machine adopt original imported accessories and are controlled by a servo motor, so that the whole machine can accurately and stably run; the Mitsubishi PLC program control is simple and convenient to operate; the whole mechanism is made of alloy aluminum profiles, so that the structure is firm and attractive.

The welding wire of the existing automatic welding machine often has the risks of welding wire blockage and welding wire breakage, so that the welding machine mistakenly welds a welding gun as the welding wire, the welding gun is burnt, and the production cost is increased.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a protection device that MIG automatic weld machine welding wire blockked up or the silk is broken to the welding wire often can take place the risk that the welding wire blockked up and the silk is broken to the welding wire among the solution above-mentioned technical background, causes the welder mistake to weld welder as the welding wire, causes welder scaling loss, has increased manufacturing cost's shortcoming.

In order to achieve the above object, the utility model provides a following technical scheme: a protection device for welding wire blockage or wire breakage of an MIG automatic welding machine comprises a welding machine shell and a protection mechanism arranged on the welding machine shell;

the protection mechanism comprises a protection shell, a protection component and a buffer component, wherein the protection component and the buffer component are arranged in the protection shell; the protection assembly comprises a control bar, two sliding blocks and a first limiting wheel, the control bar is arranged in the protection shell, and a control groove is formed in the side end face of the control bar; a screw rod is arranged in the control groove, and threads arranged on the screw rod are symmetrical about the middle part of the rod body; the two sliding blocks are respectively sleeved on two ends of the screw rod and are in threaded connection with the screw rod; a limiting groove is formed in the side face of the first limiting wheel, and the first limiting wheel is arranged on the sliding block through the buffering assembly.

Preferably, the bottom of the welding machine shell is provided with supporting legs, and two opposite side surfaces of the welding machine shell are respectively provided with a wire outlet pipe and a wire inlet pipe in a penetrating manner; the protective shell is sleeved on the wire inlet pipe.

Preferably, the protection assembly further comprises two fixing rods and a second limiting wheel, one ends of the two fixing rods are arranged on the inner wall of the protection shell and are respectively positioned at the top and the bottom of the protection shell, and the other ends of the two fixing rods are respectively provided with the second limiting wheel; and the two second limiting wheels are close to the wire feeding pipe.

Preferably, the buffer assembly comprises a control block, a buffer rod, a buffer spring and a connecting rod, and the control block is arranged on the sliding block; one end of the buffer rod is provided with a limiting block, and the other end of the buffer rod penetrates through the control block and is connected with one end of the connecting rod; the connecting rod is L-shaped, and the other end of the connecting rod is connected with a first limiting wheel; the two first limiting wheels are adjacent; the buffer spring is sleeved on the buffer rod, and two ends of the buffer spring are connected with the limiting block and the control block respectively.

Preferably, the axes of the wire inlet pipe and the wire outlet pipe are on the same straight line, and the two first limiting wheels and the two second limiting wheels are respectively symmetrical about the axes.

Compared with the prior art, the utility model provides a welding wire of MIG automatic weld machine blocks up or disconnected protector of silk possesses following beneficial effect:

the utility model discloses seted up the control flume on the side of well control strip, be equipped with the screw rod in the control flume, the screw thread at screw rod both ends is opposite, and all the cover is equipped with the slider on both ends, slider and screw rod threaded connection, be convenient for rotate through the screw rod, two sliders that are equipped with on the drive screw rod move in opposite directions or deviate from the removal, and be equipped with the first spacing wheel that connects through the buffering subassembly on two sliders, and two first spacing wheel sides have all seted up the spacing groove, carry the welding wire through two first spacing wheels, when the welding wire removes, two first spacing wheels can take place to rotate, can rectify to straight welding wire to the welding wire of buckling, the risk of welding wire emergence welding wire jam and welding wire broken wire has been avoided, the welding machine mistake has been avoided and welder welds the scaling loss that causes welder as the welding wire, and production cost is reduced.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

FIG. 1 is a schematic view of a simple structure of a welding wire blocking or wire breaking protection device of an MIG automatic welding machine according to the present invention;

FIG. 2 is a schematic structural view of the protection mechanism of the present invention;

fig. 3 is a schematic structural view of the protection assembly and the buffer assembly of the present invention;

fig. 4 is a schematic structural view of the first limit wheel of the present invention.

In the figure: 1. a welder housing; 2. supporting legs; 3. a protective shell; 4. a filament outlet pipe; 5. welding wires; 6. a control bar; 7. a connecting rod; 8. a first limit wheel; 9. fixing the rod; 10. a second limiting wheel; 11. a hand wheel; 12. a control slot; 13. a screw; 14. a slider; 15. a control block; 16. a buffer rod; 17. a buffer spring; 18. a limiting groove; 19. and (4) a wire feeding pipe.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a welding wire of MIG automatic welding machine blocks up or the protector technical scheme of disconnected silk: the utility model provides a protection device that MIG automatic weld machine welding wire blockked up or the silk is disconnected, includes welding machine casing 1 to and set up the protection machanism on welding machine casing 1.

The protection mechanism comprises a protection shell 3, a protection component and a buffer component, wherein the protection component and the buffer component are arranged in the protection shell 3, and the protection shell 3 is arranged on the side surface of the welding machine shell 1; the protection assembly comprises a control bar 6, two sliding blocks 14 and a first limiting wheel 8, the control bar 6 is arranged in the protection shell 3, and a control groove 12 is formed in the side end face of the control bar 6; a screw 13 is arranged in the control groove 12, and threads arranged on the screw 13 are symmetrical about the middle part of the rod body; the two sliding blocks 14 are respectively sleeved at two ends of the screw 13 and are both in threaded connection with the screw 13, and the two sliding blocks 14 are driven to move on the screw 13 in opposite directions or deviate from each other by the rotation of the screw 13; the side surface of the first limiting wheel 8 is provided with a limiting groove 18, the limiting groove 18 is matched with the welding wire 5, the first limiting wheel 8 is arranged on the sliding block 14 through the buffering component, and the sliding block 14 moves to drive the first limiting wheel 8 to move, so that the two first limiting wheels 8 clamp the welding wire 5.

The bottom of the welding machine shell 1 is provided with supporting legs 2, and two opposite side surfaces of the welding machine shell 1 are respectively provided with a wire outlet pipe 4 and a wire inlet pipe 19 in a penetrating way; the protective shell 3 is sleeved on the wire inlet pipe 19.

The protection assembly further comprises two fixing rods 9 and a second limiting wheel 10, one ends of the two fixing rods 9 are arranged on the inner wall of the protection shell 3 and are respectively positioned at the top and the bottom of the protection shell 3, and the other ends of the two fixing rods 9 are respectively provided with the second limiting wheel 10; two spacing wheels 10 of second are close to and advance a silk pipe 19, are convenient for carry out further correction to welding wire 5, avoid welding wire 5 to buckle, are equipped with hand wheel 11 on the protecting crust 3, and the output of hand wheel 11 wears to locate in the protecting crust 3 and connect screw rod 13, are convenient for drive screw rod 13 through the rotation of hand wheel 11 and rotate.

The buffer component comprises a control block 15, a buffer rod 16, a buffer spring 17 and a connecting rod 7, and the control block 15 is arranged on the sliding block 14; one end of the buffer rod 16 is provided with a limiting block, and the other end of the buffer rod penetrates through the control block 15 and is connected with one end of the connecting rod 7; the connecting rod 7 is L-shaped, and the other end of the connecting rod is connected with a first limiting wheel 8; the two first limiting wheels 8 are adjacent; buffer spring 17 cover is located on buffer beam 16, and both ends connect stopper and control block 15 respectively, are convenient for make two first spacing wheels 8 clip welding wire 5, and when welding wire 5 removed, two first spacing wheels 8 can rotate.

The axes of the wire inlet pipe 19 and the wire outlet pipe 4 are on the same straight line, and the two first limiting wheels 8 and the two second limiting wheels 10 are respectively symmetrical about the axes.

The utility model discloses a theory of operation and use flow: firstly, a welding wire 5 passes through a protective shell 3, a control groove 12 is arranged on the side surface of a control strip 6, a screw 13 is arranged in the control groove 12, the threads at two ends of the screw 13 are opposite, and two ends of the screw are sleeved with sliding blocks 14, the sliding blocks 14 are in threaded connection with the screw 13, so that the two sliding blocks 14 arranged on the screw 13 can be driven to move towards or away from each other through the rotation of the screw 13, a control block 15 is arranged on the two sliding blocks 14, a buffer rod 16 penetrates through the control block 15, the buffer rod 16 is sleeved with a buffer spring 17, the buffer rod 16 is connected with first limiting wheels 8 through a connecting rod 7, the side surfaces of the two first limiting wheels 8 are respectively provided with a limiting groove 18, the welding wire 5 is clamped through the two first limiting wheels 8, the two first limiting wheels 8 can clamp the welding wire 5 under the action of the buffer spring 17, and when the welding wire 5 moves, the two first limiting wheels 8 can rotate, can be rectified into straight welding wire 5 to the welding wire 5 of buckling, avoided welding wire 5 to take place the risk that welding wire 5 blockked up and welding wire 5 breaks, avoided the welding machine mistake to weld welder as the welding wire and cause welder's scaling loss, reduced manufacturing cost.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A protection device for preventing welding wire blockage or wire breakage of an MIG automatic welding machine is characterized by comprising a welding machine shell (1) and a protection mechanism arranged on the welding machine shell (1);

the protection mechanism comprises a protection shell (3), and a protection component and a buffer component which are arranged in the protection shell (3), wherein the protection shell (3) is arranged on the side surface of the welding machine shell (1); the protection assembly comprises a control bar (6), two sliding blocks (14) and a first limiting wheel (8), the control bar (6) is arranged in the protection shell (3), and a control groove (12) is formed in the side end face of the control bar (6); a screw (13) is arranged in the control groove (12), and threads arranged on the screw (13) are symmetrical about the middle of the rod body; the two sliding blocks (14) are respectively sleeved on two ends of the screw rod (13) and are in threaded connection with the screw rod (13); a limiting groove (18) is formed in the side face of the first limiting wheel (8), and the first limiting wheel (8) is arranged on the sliding block (14) through the buffering component.

2. The device of claim 1 for protecting against wire jams or wire breakage in a MIG automatic welder, comprising: the bottom of the welding machine shell (1) is provided with supporting legs (2), and two opposite side surfaces of the welding machine shell (1) are respectively provided with a wire outlet pipe (4) and a wire inlet pipe (19) in a penetrating manner; the protective shell (3) is sleeved on the wire inlet pipe (19).

3. The device of claim 2 for protecting against wire jams or wire breakage in a MIG automatic welder, further comprising: the protection assembly further comprises two fixing rods (9) and a second limiting wheel (10), one ends of the two fixing rods (9) are arranged on the inner wall of the protection shell (3) and are respectively positioned at the top and the bottom of the protection shell (3), and the other ends of the two fixing rods (9) are respectively provided with the second limiting wheel (10); the two second limiting wheels (10) are close to the wire feeding pipe (19).

4. The device of claim 1 for protecting against wire jams or wire breakage in a MIG automatic welder, comprising: the buffer assembly comprises a control block (15), a buffer rod (16), a buffer spring (17) and a connecting rod (7), and the control block (15) is arranged on the sliding block (14); one end of the buffer rod (16) is provided with a limiting block, and the other end of the buffer rod penetrates through the control block (15) and is connected with one end of the connecting rod (7); the connecting rod (7) is L-shaped, and the other end of the connecting rod is connected with a first limiting wheel (8); the two first limiting wheels (8) are adjacent to each other; the buffer spring (17) is sleeved on the buffer rod (16), and two ends of the buffer spring are respectively connected with the limiting block and the control block (15).

5. The device of claim 3 for protecting against wire jams or wire breakage in a MIG automatic welding machine, wherein: the axes of the wire inlet pipe (19) and the wire outlet pipe (4) are on the same straight line, and the two first limiting wheels (8) and the two second limiting wheels (10) are respectively symmetrical about the axes.