CN117943670A

CN117943670A - Narrow-gap large-angle welding gun and application method thereof

Info

Publication number: CN117943670A
Application number: CN202410145054.0A
Authority: CN
Inventors: 张森; 王常玖
Original assignee: Harbin Haitejunxuan Technology Co ltd
Current assignee: Harbin Haitejunxuan Technology Co ltd
Priority date: 2024-02-01
Filing date: 2024-02-01
Publication date: 2024-04-30

Abstract

The invention discloses a narrow-gap large-angle welding gun, which relates to the technical field of narrow-gap large-angle welding guns and comprises a welding gun mechanism, wherein an auxiliary mechanism is arranged on the welding gun mechanism and comprises a hollow block, a correction pipe is fixed at the bottom of a top cover, a first single pore plate is fixedly sleeved at the position, close to the bottom, of the interior of the hollow block, two symmetrical guide plates are fixed at the top of the first single pore plate, a second single pore plate is fixedly sleeved at the middle position of the interior of the hollow block, a third single pore plate is fixedly sleeved at the position, close to the top, of the interior of the hollow block, and arc rubber blocks are adhered to the inner wall cambered surfaces of the two arc blocks.

Description

Narrow-gap large-angle welding gun and application method thereof

Technical Field

The invention relates to the technical field of narrow-gap welding guns, in particular to a narrow-gap large-angle welding gun and a using method thereof.

Background

The narrow-gap large-angle welding gun is a special welding gun for narrow-gap welding, and is characterized in that a gun body is slender, and the welding operation with small angle and small swing can be realized. The welding gun is generally used for welding thick plates or high alloy steel and other materials, and has the advantages of realizing high-quality welding, reducing welding defects and improving production efficiency.

In the actual use process of the existing narrow-gap large-angle welding gun, although the small-angle and small-swing welding operation can be realized, the production efficiency is improved, the welding gun does not have the function of preprocessing welding wires in the use process, dust, greasy dirt, moisture, impurities and the like possibly adhere to the surface of the welding wires at the moment when the welding wires are improperly stored and carried or are not cleaned, and the conditions of unstable later welding, unstable welding air outlet holes and unstable welding can be caused if the welding guns are not processed, so that the use effect of the narrow-gap large-angle welding gun is reduced, and the use efficiency of the narrow-gap large-angle welding gun is reduced.

Therefore, a new narrow gap large angle welding gun and a method of using the same are needed to solve the above-mentioned problems.

Disclosure of Invention

The invention aims to provide a narrow-gap large-angle welding gun and a use method thereof, which are used for solving the problems that the existing narrow-gap large-angle welding gun provided by the background art does not have the function of preprocessing welding wires in the use process, dust, greasy dirt, moisture, impurities and the like possibly adhere to the surface of the welding wires when the welding wires are stored improperly, carried improperly or not cleaned, and unstable later welding and unstable welding of gas outlet holes and welding are caused when the welding wires are not processed, so that the use effect of the narrow-gap large-angle welding gun is reduced, and the use efficiency of the narrow-gap large-angle welding gun is reduced.

In order to achieve the above purpose, the present invention provides the following technical solutions: the narrow-gap large-angle welding gun comprises a welding gun mechanism, wherein an auxiliary mechanism is arranged on the welding gun mechanism;

The utility model provides a sealing device for a water dispenser, including hollow block, the hollow block has been seted up to one side of hollow block, the closing plate is installed to the entrance of access, the top cap is installed at the top of hollow block, the entrance internally mounted of top cap has the sealing ring, the bottom of top cap is fixed with the correction pipe, the inside of hollow block is close to the fixed first single orifice plate that has cup jointed of bottom position, the inner wall positive surface fixation of hollow block has run through the three-way pipe, the top of first single orifice plate is fixed with two symmetrical guide plates, the fixed second single orifice plate that has cup jointed of inside intermediate position of hollow block, the inside of hollow block is close to the fixed third single orifice plate that has cup jointed of top position, the inside of first single orifice plate, the inside of second single orifice plate and the inside of third single orifice plate all install the seal cover, two symmetrical mounting brackets, two the relative one side of mounting bracket all is fixed with the arc piece, two the inner wall cambered surface of arc piece has all been connected with the hollow block, the positive surface of hollow block has the inner wall positive surface of hollow block and has the cylinder of hollow block to have the surface of a plurality of holes, the surface is close to the bottom of cylinder is seted up.

Preferably, the inlet of the correcting tube is communicated with the outlet of the top cover, the tops of the two guide plates are fixed with the bottom of the second single-hole plate, and the two air outlet ends of the three-way tube are respectively aligned with the cambered surfaces of the inner walls of the two guide plates.

Preferably, the tops of the two porous plates are fixed with the bottom of the third single porous plate, the centers of the tops of the three sealing sleeves are positioned on the same vertical line, the opposite surfaces of the two arc-shaped blocks are contacted, and the opposite surfaces of the two arc-shaped rubber blocks are contacted.

Preferably, opposite ends of the two water pipes are located between the top of the second single-hole plate and the bottom of the third single-hole plate, and the inlet of each cylindrical hole is located between the top of the first single-hole plate and the bottom of the second single-hole plate.

Preferably, the welding gun mechanism comprises a mounting seat, a connecting pipe is connected to the inner part of the mounting seat close to the bottom in a threaded manner, a mounting hole is formed in the inner wall of the mounting seat, two hollow circular plates are fixedly sleeved in the inner part of the mounting seat, a first gear is arranged between opposite faces of the hollow circular plates, a second gear is arranged in the mounting hole, teeth of the first gear are meshed with teeth of the second gear, a rotating rod is fixedly sleeved in the inner part of the second gear, and the bottom end of the rotating rod is rotationally embedded in the bottom of the inner wall of the mounting hole.

Preferably, the top activity of bull stick runs through the inner wall top of mounting hole, first motor is installed to the upside of mount pad, the output of first motor is installed mutually with the top of bull stick, the inside of mount pad is provided with insulating pipe, the top activity of insulating pipe cup joints between the inside of two hollow round plates, the top of insulating pipe is fixed cup joints in the inside of first gear, the bottom activity of insulating pipe cup joints in the inside of connecting pipe, the inside of insulating pipe is close to bottom position threaded connection has the contact tip, the inner wall of connecting pipe is fixed to run through has two symmetrical air ducts.

Preferably, the outer wall of mount pad is close to the fixed casing that has cup jointed of top position, the bottom of hollow piece and the top of casing are installed mutually through the screw, a plurality of annular holes have been seted up to inner wall one side of casing, the inner wall opposite side of casing is connected with two round bars through the bearing rotation, two all fix between the surface of round bar and cup jointed wire feed wheel, two symmetrical second motors are installed to the inner wall bottom of casing, two the output of second motor is installed mutually with the one end of two round bars respectively.

Preferably, the dustproof net is connected to the other side of the inner wall of the shell in an adhesive mode, two symmetrical round tubes penetrate through the inner wall of the mounting seat in a fixed mode, a nozzle is connected to the groove of the bottom of the connecting tube in a threaded mode, the welding wire outlet end of the conducting nozzle is located inside the nozzle, and the two air outlet ends of the air guide tube are located inside the nozzle.

Preferably, the outer wall of the mounting seat is fixedly sleeved with a circular ring block close to the bottom, the other side of the hollow block is fixedly provided with a mounting block, and a connecting block is fixed between the bottom of the mounting block and the outer wall of the circular ring block.

The application method of the narrow-gap large-angle welding gun comprises the following steps of:

S1, when a narrow-gap large-angle welding gun is required to be used for welding operation, firstly, the narrow-gap large-angle welding gun is arranged on welding equipment by utilizing the cooperation of an installation block, a circular ring block and a connecting block, then a vent pipe on the welding equipment is connected with a gas guide pipe, then a lead end on the welding equipment is connected with a conductive nozzle, and then welding wires entering a space formed by a hollow block, a top cover and a third single pore plate are straightened by utilizing a straightening pipe;

S2, then, the dust, the greasy dirt, the moisture and the impurities attached to the surface of the welding wire are scraped by utilizing the matching of the two arc-shaped rubber blocks, then, a cold water conveying pipe of a cooling mechanism of the welding equipment, a hot water conveying pipe of a cooling mechanism on the welding equipment, the two water pipes and the matching of the two porous plates are utilized to clean the welding wire after preliminary treatment, and finally, a hot gas outlet pipe, a three-way pipe, a guide plate and a cylindrical hole of a drying mechanism on the welding equipment are utilized to dry the welding wire after further treatment;

S3, when one end of the processed welding wire needs to be moved to the outlet of the conductive nozzle, the second motor, the round rod, the shell and the wire feeding wheel are matched to drive the processed welding wire to continuously perform transmission operation until one end of the welding wire moves to the outlet of the conductive nozzle, and then the first motor, the hollow circular plate, the mounting seat, the rotating rod, the second gear, the insulating guide tube, the conductive nozzle and the first gear are directly matched to perform narrow-gap large-angle welding operation on two objects.

Compared with the prior art, the invention has the beneficial effects that:

1. Through setting up auxiliary mechanism, can pass in and out surface treatment to the welding wire in the use to avoid the unstable, welding venthole of later stage welding and the unstable condition of welding that leads to because of welding wire surface adhesion dust, greasy dirt, moisture and impurity, thereby improved narrow clearance wide-angle welder's availability factor, when needs use the welding wire, utilize the effect of correction pipe at this moment earlier, can be with sending into the inside welding wire one end of the space inside of compriseing hollow block, top cap and third single orifice plate into between the inside of two arc rubber pieces accurately, then under the cooperation of two arc rubber pieces, can realize adhering to dust, greasy dirt, moisture and impurity on the welding wire surface and for scraping off;

2. the welding wire entering the space formed by the third single pore plate, the second single pore plate and the hollow block can be further processed by matching a cold water conveying pipe of a cooling mechanism of the welding equipment with a hot water conveying pipe, two water pipes and two porous plates of the cooling mechanism of the welding equipment, and then the welding wire entering the space formed by the second single pore plate, the first single pore plate and the hollow block can be subjected to surface drying operation by matching a hot gas outlet pipe, a three-way pipe, a guide plate and a cylindrical hole of a drying mechanism of the welding equipment;

3. Through setting up welder mechanism, can carry out narrow clearance wide-angle welding operation with welding equipment, when needs install narrow clearance wide-angle welder on welding equipment, utilize the cooperation of ring piece earlier, connecting block and installation piece, can realize installing narrow clearance wide-angle welder on welding equipment, the cooperation of reuse second motor later, the round bar, casing and wire feed wheel, can realize the transmission operation of welding wire, reuse first motor afterwards, hollow round plate, the mount pad, the bull stick, the cooperation of second gear and first gear, can realize driving insulated conduit and carry out small circle's rotation back and forth, then reuse insulated conduit and the cooperation of contact tip, can realize driving the one end of welding wire and carry out small circle's rotation operation back and forth, carry out welding operation.

Drawings

FIG. 1 is a perspective view of a narrow gap, large angle welding gun of the present invention;

FIG. 2 is an enlarged perspective view of the narrow gap, wide angle welding gun of FIG. 1 at A in accordance with the present invention;

FIG. 3 is a perspective view, partially in section, of an auxiliary mechanism of a narrow gap, high angle welding gun of the present invention;

FIG. 4 is a partial perspective view of an accessory mechanism of a narrow gap, large angle welding gun of the present invention;

FIG. 5 is a bottom perspective view of a narrow gap, high angle welding gun of the present invention;

FIG. 6 is a perspective view, partially in section, of a narrow gap, high angle welding gun of the present invention;

FIG. 7 is an enlarged perspective view of the narrow gap, wide angle weld gun of FIG. 6 at B in accordance with the present invention;

FIG. 8 is a perspective view, partially in section, of a welding gun mechanism of a narrow gap, high angle welding gun of the present invention.

In the figure:

1. A welding gun mechanism; 101. a mounting base; 102. a connecting pipe; 103. a mounting hole; 104. a hollow circular plate; 105. a first gear; 106. a second gear; 107. a rotating rod; 108. a first motor; 109. an insulated conduit; 110. a contact tip; 111. an air duct; 112. a housing; 113. a round bar; 114. wire feeding wheel; 115. a second motor; 116. an annular hole; 117. a dust screen; 118. a round tube; 119. a nozzle; 2. an auxiliary mechanism; 201. a hollow block; 202. a manhole; 203. a sealing plate; 204. a top cover; 205. a seal ring; 206. correcting the tube; 207. a first single orifice plate; 208. a three-way pipe; 209. a deflector; 210. a second single orifice plate; 211. sealing sleeve; 212. a porous plate; 213. a third single orifice plate; 214. a mounting frame; 215. an arc-shaped block; 216. an arc-shaped rubber block; 217. a water pipe; 218. a cylindrical hole; 3. a circular ring block; 4. a connecting block; 5. and (5) installing a block.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-8, there is shown: the narrow-gap large-angle welding gun comprises a welding gun mechanism 1, wherein an auxiliary mechanism 2 is arranged on the welding gun mechanism 1;

The auxiliary mechanism 2 comprises a hollow block 201, a manhole 202 is formed in one side of the hollow block 201, a sealing plate 203 is arranged at the inlet of the manhole 202, a top cover 204 is arranged at the top of the hollow block 201, a sealing ring 205 is arranged at the inlet of the top cover 204, a correction pipe 206 is fixed at the bottom of the top cover 204, a first single pore plate 207 is fixedly sleeved at the inner side of the hollow block 201, a three-way pipe 208 is fixedly penetrated through the inner wall front surface of the hollow block 201, two symmetrical guide plates 209 are fixedly sleeved at the middle position of the inner side of the hollow block 201, a second single pore plate 210 is fixedly sleeved at the middle position of the inner side of the hollow block 201, two symmetrical porous plates 212 are fixedly sleeved at the top of the second single pore plate 210, a third single pore plate 213 is fixedly sleeved at the inner side of the hollow block 201, sealing sleeves 211 are respectively arranged at the inner side of the first single pore plate 207, two symmetrical mounting frames 214 are respectively arranged at the top of the second single pore plate 213, arc blocks 215 are fixedly sleeved at the inner side of the two opposite sides of the mounting frames 214, and the inner wall cambered surfaces of the two arc blocks 215 are fixedly connected with the inner walls 216 of the hollow block 201 and the inner side of the hollow block 201, and the cylindrical surface of the hollow block 201 is fixedly arranged at the inner side of the hollow block 201.

According to the embodiment shown in fig. 1-4, the inlet of the correcting tube 206 is connected to the outlet of the top cover 204, the tops of the two guide plates 209 are fixed to the bottom of the second single-hole plate 210, and the two air outlet ends of the three-way tube 208 are aligned to the inner arc surfaces of the two guide plates 209 respectively, so that hot air ejected from the output end of the three-way tube 208 can be blown to the surface of the welding wire under the action of the guide plates 209, and the drying efficiency is improved.

According to fig. 3 and 4, the top of the two perforated plates 212 are fixed to the bottom of the third perforated plate 213, the centers of the tops of the three sealing sleeves 211 are on the same vertical line, the opposite sides of the two arc-shaped blocks 215 are contacted, and the opposite sides of the two arc-shaped rubber blocks 216 are contacted, so that dust, moisture, oil dirt and impurities attached to the surface of the welding wire can be scraped off under the action of the two arc-shaped rubber blocks 216.

As shown in fig. 2 to 5, opposite ends of the two water pipes 217 are located between the top of the second single orifice plate 210 and the bottom of the third single orifice plate 213, and an inlet of each cylindrical orifice 218 is located between the top of the first single orifice plate 207 and the bottom of the second single orifice plate 210, so that the inner space of the hollow block 201 can be partitioned by the cooperation of the first single orifice plate 207, the second single orifice plate 210 and the third single orifice plate 213.

According to the embodiment shown in fig. 1 and fig. 5-8, the welding gun mechanism 1 comprises a mounting seat 101, a connecting pipe 102 is in threaded connection with the mounting seat 101 at a position close to the bottom, a mounting hole 103 is formed in the inner wall of the mounting seat 101, two hollow circular plates 104 are fixedly sleeved in the mounting seat 101, a first gear 105 is arranged between opposite faces of the two hollow circular plates 104, a second gear 106 is arranged in the mounting hole 103, teeth of the first gear 105 are meshed with teeth of the second gear 106, a rotating rod 107 is fixedly sleeved in the second gear 106, and the bottom end of the rotating rod 107 is rotatably embedded in the bottom of the inner wall of the mounting hole 103, so that the first gear 105 can be driven to rotate under the cooperation of the first motor 108, the rotating rod 107 and the second gear 106.

According to the figures 1 and 5-8, the top of the rotating rod 107 movably penetrates through the top of the inner wall of the mounting hole 103, the upper side of the mounting seat 101 is provided with the first motor 108, the output end of the first motor 108 is installed with the top of the rotating rod 107, the inside of the mounting seat 101 is provided with the insulating guide tube 109, the top of the insulating guide tube 109 is movably sleeved between the interiors of the two hollow circular plates 104, the top of the insulating guide tube 109 is fixedly sleeved in the interior of the first gear 105, the bottom of the insulating guide tube 109 is movably sleeved in the interior of the connecting tube 102, the inside of the insulating guide tube 109 is in threaded connection with the conducting nozzle 110 near the bottom, and the inner wall of the connecting tube 102 is fixedly penetrated with two symmetrical air guide tubes 111, so that protective gas used in welding can be blown to a welding position under the action of the air guide tubes 111, namely, the stability and the welding speed of an electric arc are improved, and meanwhile, the generation of splashes and smoke dust can be reduced.

According to the embodiment shown in fig. 1-7, the outer wall of the mounting seat 101 is fixedly sleeved with a shell 112 near the top, the bottom of the hollow block 201 and the top of the shell 112 are mounted by screws, one side of the inner wall of the shell 112 is provided with a plurality of annular holes 116, the other side of the inner wall of the shell 112 is rotatably connected with two round rods 113 by bearings, wire feeding wheels 114 are fixedly sleeved between the outer surfaces of the two round rods 113, two symmetrical second motors 115 are mounted at the bottom of the inner wall of the shell 112, and the output ends of the two second motors 115 are respectively mounted with one ends of the two round rods 113, so that welding wires can be conveniently moved to the welding positions under the cooperation of the second motors 115, the round rods 113 and the wire feeding wheels 114.

According to the embodiments shown in fig. 1 and fig. 5-8, the other side of the inner wall of the housing 112 is adhesively connected with a dust screen 117, two symmetrical round tubes 118 are fixedly penetrated through the inner wall of the mounting seat 101, a nozzle 119 is screwed at the bottom groove of the connecting tube 102, the welding wire outlet ends of the contact tip 110 are positioned in the nozzle 119, the gas outlet ends of the two gas guide tubes 111 are positioned in the nozzle 119, the welding seam can be protected under the action of the nozzle 119, and meanwhile, the protective gas conveyed by the gas guide tubes 111 can be sprayed out.

According to the embodiment shown in fig. 1-7, the outer wall of the mounting seat 101 is fixedly sleeved with the circular ring block 3 near the bottom, the mounting block 5 is fixed on the other side of the hollow block 201, the connecting block 4 is fixed between the bottom of the mounting block 5 and the outer wall of the circular ring block 3, and the narrow-gap large-angle welding gun can be stably mounted on the welding equipment conveniently under the cooperation of the mounting block 5, the circular ring block 3 and the connecting block 4.

In the invention, when a narrow-gap large-angle welding gun is required to be installed on welding equipment, firstly, the welding gun is installed on the welding equipment by utilizing the matching of the installation block 5, the circular ring block 3 and the connecting block 4, then the installation seat 101 and the connecting pipe 102 are separated, then two vent pipes on the welding equipment respectively penetrate through the interiors of the two circular pipes 118, then the output ends of the two vent pipes are respectively connected with the input ends of the two vent pipes 111, then the lead ends of the welding equipment penetrate through the reserved through holes on the installation seat 101, then the lead ends of the welding equipment are welded with the conducting nozzle 110, when the connection operation of the vent pipes 111 and the conducting nozzle 110 with the welding equipment is completed, the installation seat 101 and the connecting pipe 102 are directly installed together, then the two second motors 115 inside the shell 112 and the first motor 108 on the installation seat 101 are electrically connected with a controller on the welding equipment by utilizing the threading holes reserved on the shell 112, then one end of the welding wire on the unreeling mechanism on the welding equipment is pulled, then the input end of one water pipe 217 is connected with the output end of the cold water conveying pipe of the cooling mechanism on the welding equipment, then the output end of the other water pipe 217 is connected with the input end of the hot water conveying pipe of the cooling mechanism on the welding equipment, then the input end of the three-way pipe 208 is connected with the output end of the hot gas outlet pipe of the drying mechanism on the welding equipment, finally one end of the welding wire passes through the sealing ring 205, simultaneously the controller on the welding equipment is opened, the use programs of the first motor 115 and the two second motors 108 are set, then the controller on the welding equipment is utilized to synchronously start the two second motors 115, and the output ends of the two second motors 115 are rotated in opposite directions, when both the second motors 115 are started, both the started second motors 115 directly drive the corresponding wire feeding wheels 114 to rotate under the cooperation of the round rods 113 connected with the two second motors, then one end of the welding wire is continuously moved, then the welding wire removed from the sealing ring 205 directly enters the inside of the correcting tube 206, when the welding wire is removed from the inside of the correcting tube 206, the welding wire becomes straight, then one end of the welding wire is continuously moved, then one end of the welding wire firstly enters the space between the two arc-shaped rubber blocks 216, when the welding wire passes through the space between the two arc-shaped rubber blocks 216, dust, greasy dirt, impurities and moisture attached to the surface of the welding wire are scraped and left in the space formed by the hollow block 201, the third single-hole plate 213 and the top cover 204, then the initially treated welding wire firstly enters the inside of the sealing sleeve 211 on the third single-hole plate 213, at the same time, the cooling mechanism on the welding equipment is utilized to cool the conveying pipe to the water pipe 217 connected with the cooling mechanism, then water entering the water pipe 217 directly enters the space formed by the second single pore plate 210, the third single pore plate 213 and the hollow block 201, cold water entering the space passes through the two porous plates 212, then enters the other water pipe 217, then flows back to the hot water conveying pipe of the cooling mechanism on the welding equipment, finally flows back to the cooling mechanism to cool, namely, cooling water recycling is realized, meanwhile, a hot air outlet pipe of the drying mechanism on the welding equipment inputs hot air into the three-way pipe 208, then the hot air entering the three-way pipe 208 is shunted and led out, respectively blown to the inner wall surfaces of the two guide plates 209, then passes through the inner parts of the cylindrical holes 218 and is discharged into the environment, when the primarily treated welding wire reaches the space formed by the second single orifice plate 210, the third single orifice plate 213 and the hollow block 201, the water flowing in the space directly cleans the surface of the welding wire, then the further treated welding wire continuously moves into the space formed by the first single orifice plate 207, the second single orifice plate 210 and the hollow block 201, the hot air flowing in the space directly dries the surface of the welding wire and takes away the moisture attached to the surface of the welding wire by the flowing hot air, when one end of the secondarily treated welding wire enters the inside of the shell 112 and contacts the space between the two wire feeding wheels 114, the two wire feeding wheels 114 which rotate oppositely directly drive one end of the welding wire to automatically drive, then one end of the automatically driven welding wire firstly enters the inside of the insulating guide tube 109 and then enters the inside of the conductive nozzle 110, when one end of the welding wire is moved out of the outlet of the contact tip 110, the two second motors 115 are turned off directly by the controller on the welding device, when two objects are required to be welded, the two objects are placed in the welding area of the welding device at the moment, then the first motor 108 and the two second motors 115 are controlled by the controller on the welding device to be started simultaneously, then the controller is used for providing power support for the contact tip 110, when the two second motors 115 are started, one end of the welding wire is moved again, the started first motor 108 directly drives the corresponding second gear 106 to perform small-range back and forth rotation operation through the cooperation of the rotating rod 107 connected with the first motor 108, the rotating second gear 106 directly drives the meshed first gear 105 to perform stable rotation under the cooperation of the two hollow circular plates 104, meanwhile, the first gear 105 rotates to drive the insulating guide tube 109 to rotate, the rotating insulating guide tube 109 directly drives the contact tip 110 connected with the insulating guide tube to rotate back and forth in a small range, and then the contact tip 110 is electrified, so that the narrow-gap large-angle welding operation of two objects can be realized.

The first motor 108 and the second motor 115 are both of the prior art, the wiring diagrams thereof are common knowledge in the art, and the working principle is a known technology, and the model thereof is selected to be a proper model according to actual use, and not explained herein.

Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.

Claims

1. The utility model provides a big angle welder in narrow clearance, includes welder mechanism (1), its characterized in that: an auxiliary mechanism (2) is arranged on the welding gun mechanism (1);

The auxiliary mechanism (2) comprises a hollow block (201), a manhole (202) is formed in one side of the hollow block (201), a sealing plate (203) is arranged at the inlet of the manhole (202), a top cover (204) is arranged at the top of the hollow block (201), a sealing ring (205) is arranged at the inlet of the top cover (204), a correction pipe (206) is fixed at the bottom of the top cover (204), a first single pore plate (207) is fixedly sleeved at the position, close to the bottom, of the interior of the hollow block (201), a three-way pipe (208) is fixedly penetrated on the front surface of the inner wall of the hollow block (201), two symmetrical guide plates (209) are fixedly sleeved at the top of the first single pore plate (207), a second single pore plate (210) is fixedly sleeved at the middle position of the interior of the hollow block (201), two symmetrical porous plates (212) are fixedly sleeved at the top of the second single pore plate (210), a third single pore plate (213) is fixedly sleeved at the position, two symmetrical porous plates (213) are fixedly sleeved at the top of the interior of the first single pore plate (207), two single pore plates (213) are fixedly arranged at the top of the second single pore plate (210), two opposite faces of the mounting frame (214) are respectively fixed with an arc-shaped block (215), two inner wall cambered surfaces of the arc-shaped blocks (215) are respectively and fixedly connected with an arc-shaped rubber block (216), a water pipe (217) is respectively and fixedly penetrated through the front surface of the hollow block (201) and the rear surface of the hollow block (201), and a plurality of cylindrical holes (218) are formed in the position, close to the bottom, of the rear surface of the inner wall of the hollow block (201).

2. The narrow gap, high angle welding gun of claim 1, wherein: the inlet of the correcting pipe (206) is communicated with the outlet of the top cover (204), the tops of the two guide plates (209) are fixed with the bottom of the second single-hole plate (210), and the two air outlet ends of the three-way pipe (208) are respectively aligned with the inner wall cambered surfaces of the two guide plates (209).

3. The narrow gap, high angle welding gun of claim 2, wherein: the tops of the two porous plates (212) are fixed with the bottom of the third single-hole plate (213), the centers of circles of the tops of the three sealing sleeves (211) are positioned on the same vertical line, the opposite surfaces of the two arc-shaped blocks (215) are contacted, and the opposite surfaces of the two arc-shaped rubber blocks (216) are contacted.

4. A narrow gap, high angle welding gun as claimed in claim 3, wherein: the opposite ends of the two water pipes (217) are positioned between the top of the second single-hole plate (210) and the bottom of the third single-hole plate (213), and the inlet of each cylindrical hole (218) is positioned between the top of the first single-hole plate (207) and the bottom of the second single-hole plate (210).

5. The narrow gap, high angle welding gun of claim 4, wherein: the welding gun mechanism (1) comprises a mounting seat (101), a connecting pipe (102) is connected to the inside of the mounting seat (101) close to the bottom in a threaded manner, a mounting hole (103) is formed in the inner wall of the mounting seat (101), two hollow circular plates (104) are fixedly sleeved in the inside of the mounting seat (101), a first gear (105) is arranged between opposite faces of the two hollow circular plates (104), a second gear (106) is arranged in the inside of the mounting hole (103), teeth of the first gear (105) are meshed with teeth of the second gear (106), a rotating rod (107) is fixedly sleeved in the inside of the second gear (106), and the bottom end of the rotating rod (107) is rotationally embedded in the bottom of the inner wall of the mounting hole (103).

6. The narrow gap, high angle welding gun of claim 5, wherein: the top activity of bull stick (107) runs through the inner wall top of mounting hole (103), first motor (108) are installed to the upside of mount pad (101), the output of first motor (108) is installed mutually with the top of bull stick (107), the inside of mount pad (101) is provided with insulating pipe (109), the top activity of insulating pipe (109) cup joints between the inside of two hollow round plate (104), the inside at first gear (105) is cup jointed to the top of insulating pipe (109), the inside at connecting pipe (102) is cup jointed in the bottom activity of insulating pipe (109), the inside of insulating pipe (109) is close to bottom position threaded connection has conducting nozzle (110), the inner wall of connecting pipe (102) is fixed to be run through has two symmetrical air duct (111).

7. The narrow gap, high angle welding gun of claim 6, wherein: the outer wall of mount pad (101) is close to the fixed casing (112) that has cup jointed in top position, the bottom of hollow piece (201) and the top of casing (112) are installed mutually through the screw, a plurality of annular holes (116) have been seted up to inner wall one side of casing (112), the inner wall opposite side of casing (112) is connected with two round bars (113) through the bearing rotation, two wire feed wheel (114) have all been fixed to cup joint between the surface of round bars (113), two symmetrical second motor (115) are installed to the inner wall bottom of casing (112), two the output of second motor (115) is installed mutually with the one end of two round bars (113) respectively.

8. The narrow gap, high angle welding gun of claim 7, wherein: the anti-dust device is characterized in that a dustproof net (117) is connected to the other side of the inner wall of the shell (112) in an adhering mode, two symmetrical round tubes (118) penetrate through the inner wall of the mounting seat (101) in a fixed mode, a nozzle (119) is connected to a groove in the bottom of the connecting tube (102) in a threaded mode, the welding wire outlet end of the conducting nozzle (110) is located in the nozzle (119), and the two air outlet ends of the air guide tube (111) are located in the nozzle (119).

9. The narrow gap, high angle welding gun of claim 8, wherein: the outer wall of mount pad (101) is close to bottom position fixed sleeve joint ring piece (3), the opposite side of hollow piece (201) is fixed with installation piece (5), be fixed with connecting block (4) between the outer wall of the bottom of installation piece (5) and ring piece (3).

10. A method of using the narrow gap high angle welding gun of claim 9, comprising the steps of:

S1, when a narrow-gap large-angle welding gun is required to be used for welding operation, firstly, the narrow-gap large-angle welding gun is installed on welding equipment by utilizing the cooperation of an installation block (5), a circular ring block (3) and a connecting block (4), then a vent pipe on the welding equipment is connected with a gas guide pipe (111), then a wire end on the welding equipment is connected with a conducting nozzle (110), and then welding wires entering a space formed by a hollow block (201), a top cover (204) and a third single-hole plate (213) are straightened by utilizing a straightening pipe (206);

S2, then, the dust, greasy dirt, moisture and impurities attached to the surface of the welding wire are scraped by utilizing the cooperation of two arc-shaped rubber blocks (216), then, a cold water conveying pipe of a cooling mechanism of the welding equipment, a hot water conveying pipe of a cooling mechanism on the welding equipment, two water pipes (217) and two porous plates (212) are matched, the primarily treated welding wire is cleaned, and finally, a hot gas outlet pipe, a three-way pipe (208), a guide plate (209) and a cylindrical hole (218) of a drying mechanism on the welding equipment are utilized to carry out drying operation on the further treated welding wire;

S3, when one end of the processed welding wire needs to be moved to the outlet of the conducting nozzle (110), the second motor (115), the round rod (113), the shell (112) and the wire feeding wheel (114) are matched at the moment to drive the processed welding wire to continuously carry out transmission operation until one end of the welding wire moves to the outlet of the conducting nozzle (110), and then the first motor (108), the hollow circular plate (104), the mounting seat (101), the rotating rod (107), the second gear (106), the insulating guide tube (109), the conducting nozzle (110) and the first gear (105) are directly matched, so that the narrow-gap large-angle welding operation can be carried out on two objects.