CN111266766B

CN111266766B - Automatic welding equipment

Info

Publication number: CN111266766B
Application number: CN202010126846.5A
Authority: CN
Inventors: 赵巧良; 赵洪昊; 范里洪
Original assignee: Zhejiang Industry Polytechnic College
Current assignee: Zhejiang Industry Polytechnic College
Priority date: 2020-02-28
Filing date: 2020-02-28
Publication date: 2021-06-25
Anticipated expiration: 2040-02-28
Also published as: CN111266766A

Abstract

The invention discloses automatic welding equipment, which comprises a base, a primary welding mechanism, a turnover mechanism and a cooling mechanism, wherein the primary welding mechanism, the turnover mechanism and the cooling mechanism are arranged on the base and are sequentially arranged from left to right, the turnover mechanism comprises a fixed plate and a fixed cylinder positioned on the fixed plate, the lower end of the fixed cylinder is convexly provided with a support ring, a second clamping sleeve is arranged in the fixed cylinder, the lower part of the base is provided with a second motor, one side of the fixed plate is provided with a support plate, a second driving assembly and a third driving assembly, the support plate is provided with a support block, a rotating shaft is rotatably arranged on the support block, one end of the rotating shaft, which is close to the fixed cylinder, is provided with a turnover plate, the turnover plate is provided with a pneumatic clamping finger, the output end of the pneumatic clamping finger is connected with a clamping rod, the other end of the rotating shaft is, through the arrangement, the flange and the round pipe can be automatically clamped and overturned, and the welding efficiency of the flange and the round pipe is improved.

Description

Automatic welding equipment

Technical Field

The invention relates to the technical field of welding equipment, in particular to automatic welding equipment.

Background

Present car, oil, trades such as building, flange joint can be used usually between two pipes, the welding of pipe and flange at first needs insert the flange with the pipe, the clamping is carried out to pipe and flange respectively again, utilize the welding machine to weld pipe and flange as an organic whole at last, for the joint strength who guarantees flange and pipe, the both ends that need pipe and flange weld respectively, when the one end of welding the flange, need overturn flange and pipe, and then will clamp flange and pipe again, the welding efficiency that leads to flange and pipe is lower, overturn flange and pipe through the manual work at present simultaneously, because the flange and the pipe temperature of having welded one end are higher, cause the industrial injury easily and the welded degree of automation of flange and pipe is lower.

Disclosure of Invention

The invention aims to provide automatic welding equipment which can automatically clamp and turn a flange and a circular tube, so that the welding efficiency of the flange and the circular tube is improved.

The technical purpose of the invention is realized by the following technical scheme: an automatic welding device comprises a base, a primary welding mechanism, a turnover mechanism and a cooling mechanism, wherein the primary welding mechanism, the turnover mechanism and the cooling mechanism are arranged on the base and are sequentially arranged from left to right, a feeding plate capable of sliding left and right on the base is arranged on the base, a flange and a round pipe are placed on the feeding plate, an installation ring is arranged at the upper end of the feeding plate, a groove is arranged at the center of the installation ring, a limit column matched with the round pipe is arranged on the groove in a protruding mode, the primary welding mechanism comprises an installation frame arranged on the base, a U-shaped block and a first driving assembly for driving the U-shaped block to move back and forth are arranged at the upper end of the installation frame, a compression rod, a compression plate arranged on the compression rod and a compression cylinder for driving the compression rod to move up and down are respectively arranged at two ends of the U-shaped block, a through groove for the compression rod to move, the upper end of the rotating ring is provided with a telescopic cylinder, the output end of the telescopic cylinder is provided with a first clamping sleeve for clamping a round pipe, the periphery of the rotating ring is provided with a first gear, the mounting frame is provided with a second gear meshed with the first gear and a first motor for driving the second gear to rotate, the front end and the rear end of the base are respectively provided with a first welding machine, and the first welding machines are positioned under the mounting frame;

the turnover mechanism comprises a fixed plate arranged in the middle of a base, a fixed cylinder with a through upper end surface and a through lower end surface is fixedly arranged on the fixed plate, a support ring for supporting a round tube is arranged at the lower end of the fixed cylinder in a radial protruding manner, a second clamping sleeve for clamping the round tube is arranged in the fixed cylinder, a second motor for driving the second clamping sleeve to rotate is arranged at the lower part of the base, a support plate, a second driving component for driving the support plate to move up and down and a third driving component for driving the support plate to move left and right are arranged at one side of the fixed plate, a support block is arranged on the support plate, a rotating shaft is rotatably arranged on the support block, a turnover plate is arranged at one end of the rotating shaft close to the fixed cylinder, a pneumatic clamping finger is fixedly arranged on the turnover plate, a clamping rod is connected to the output end, a first spring is arranged between the two lugs, an outer gear sleeve is arranged at the other end of the rotating shaft, a rack which is in meshing transmission with the outer gear sleeve is arranged at the upper part of the outer gear sleeve, a fourth driving assembly which drives the rack to move left and right is arranged on the supporting block, and a second welding machine is arranged at the front end of the fixed cylinder;

the cooling mechanism comprises a supporting column arranged on the base, an L-shaped frame is arranged at the right end of the supporting column, and fans are respectively arranged at the upper end and the right end of the L-shaped frame;

the cleaning device comprises a base, a fixed disc, a rotating disc, a fifth driving assembly, a telescopic assembly, a support arm and a clamping hand arranged on the support arm, wherein a third motor for driving the rotating disc to rotate is arranged in the fixed disc, the fifth driving assembly is positioned on the rotating disc and used for driving the clamping hand to move up and down, the telescopic assembly is used for driving the clamping hand to be close to or away from the fixed disc, the clamping hand is used for clamping or loosening a flange, a cleaning frame is arranged at the rear end of the fixed cylinder, a partition plate is arranged on the cleaning frame, a limiting shaft is arranged on the partition plate, a water conveying pipe is arranged at the upper end of the cleaning frame, a cleaning pipe is arranged at the lower end of the water conveying pipe, a third gear is arranged on the water conveying pipe, a fourth gear in meshing transmission with the third gear and a fourth motor for driving the fourth gear to rotate are arranged at the upper end of the cleaning frame, a filter and, the water suction pump is connected with the filter.

Furthermore, the lower part of compressing tightly the pole is equipped with the mounting hole, the welding has the second spring in the mounting hole, the other end welding of second spring has the compact heap that can slide from top to bottom along the mounting hole.

Further, install material loading slide rail, material loading lead screw, threaded connection on the base and drive the rotatory material loading motor of material loading lead screw, the flitch of going up is slided and is installed in the material loading slide rail, the one side of going up the flitch is connected in material loading nut, the material loading slide rail extends to the right-hand member of mounting bracket from the left end of base.

Further, first clamp sleeve and second clamp sleeve all include straight section of thick bamboo, stretch into in the rubber sleeve of straight section of thick bamboo one end, stretch into in the straight section of thick bamboo other end and lie in the elasticity top cover in the rubber sleeve, be equipped with the stay tube in the elasticity top cover, straight section of thick bamboo circumference is equipped with four groups and runs through the bar groove of straight section of thick bamboo perisporium, the perisporium of rubber sleeve is equipped with and just can stretch out the bar piece in the bar groove with bar groove adaptation, the through-hole has been seted up to the perisporium of stay tube, one side of rubber sleeve is equipped with the breather pipe, the both ends of straight section of thick bamboo are passed through rubber sleeve and end cover seal and are fixed, straight section of thick bamboo, rubber sleeve, elasticity top cover, stay.

Further, the tong includes base block, telescopic link, the lantern ring and die clamping cylinder, the base block has three group's angle of external expansion, the telescopic link can be along base block up-and-down motion, the bottom demountable installation of telescopic link has spacing portion, the lantern ring is located between support arm and the base block, be equipped with the ear seat on the lantern ring, the tip of angle has first connecting rod through first commentaries on classics round pin articulated, the other end of first connecting rod is connected with the second connecting rod, the other end of second connecting rod articulates in the ear seat, the outer end of first connecting rod articulates there is the second commentaries on classics round pin, the arm lock is installed at the both ends of first commentaries on classics round pin and second commentaries on classics round pin, the lower part of arm lock is equipped.

Furthermore, the V-shaped groove is provided with an anti-slip pad which is made of high-temperature resistant materials.

In conclusion, the invention has the following beneficial effects:

an automatic welding device can automatically clamp and turn a flange and a circular tube, so as to improve the welding efficiency of the flange and the circular tube, and is provided with a cleaning mechanism, so that the welded flange and circular tube can be conveniently cleaned, and the automation degree of welding the flange and the circular tube is further improved; 2. the feeding motor drives the feeding plate to the lower end of the mounting frame; 3. the first driving assembly drives the U-shaped block to be right above the flange, the pressing cylinder drives the pressing rod to move downwards, the pressing block presses the flange onto the mounting ring, the pressing plate presses the circular tube, and the first welding machine performs spot welding; 4. the pressing cylinder and the pressing rod are reset, the telescopic cylinder drives the first clamping sleeve to extend into the round pipe, the strip-shaped block outwards expands to clamp the round pipe, the first motor drives the rotating ring to rotate, the first clamping sleeve drives the round pipe and the flange to rotate, and meanwhile, the first welding machine performs welding; 5. after one end of the flange is welded, the telescopic cylinder and the first clamping sleeve reset, the feeding motor drives the feeding plate to the right end of the mounting frame, the pneumatic clamping fingers drive the clamping rods to clamp the circular tube, the fourth driving assembly drives the flange and the circular tube to turn 180 degrees, and the second driving assembly is matched with the third driving assembly to insert the circular tube into the fixed cylinder; 6. the second clamping sleeve clamps the round pipe, the second motor drives the second clamping sleeve to rotate, and the second welding machine welds the other end of the flange; 7. the pneumatic clamping fingers drive the clamping rods to clamp the circular tube, the circular tube is placed on the supporting column by the cooperation of the second driving assembly and the third driving assembly, and the flange and the circular tube are rapidly and naturally cooled under the action of the fan; 10. the round pipe is carried to spacing epaxial under the effect of fifth drive assembly, flexible subassembly and third motor to the tong, and the fourth motor drive scavenge pipe is rotatory, and then first nozzle and second nozzle carry out circumference to flange and round pipe and wash, washs the completion back, the tong is got the flange and is placed it in the drying chamber with the round pipe and dry.

Drawings

FIG. 1 is a top view of the present invention;

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

FIG. 3 is an enlarged view of the invention at A;

FIG. 4 is an enlarged view of the invention at B;

FIG. 5 is a partial schematic view of the initial welding mechanism of the present invention;

FIG. 6 is a cross-sectional view of a hold down bar of the present invention;

FIG. 7 is a cross-sectional view of the first clamping sleeve or the second clamping sleeve of the present invention;

FIG. 8 is a schematic view of the mounting ring and stationary barrel of the present invention;

FIG. 9 is a schematic view of a canting mechanism of the present invention;

FIG. 10 is a view showing the construction of the mounting of the gripper of the present invention;

FIG. 11 is a schematic view of a gripper of the present invention;

FIG. 12 is a schematic view of the interior of the wash rack of the present invention.

In the figure: 1. a base; 11. feeding plates; 111. a feeding slide rail; 112. a feeding screw rod; 113. feeding nuts; 114. a feeding motor; 12. a flange; 13. a circular tube; 14. a mounting ring; 141. a groove; 142. a limiting column; 2. a mounting frame; 21. a U-shaped block; 211. a hold down bar; 212. a compression plate; 213. a pressing cylinder; 214. a second spring; 215. a compression block; 22. a first drive assembly; 23. a through groove; 24. a rotating ring; 241. a first gear; 242. a second gear; 243. a first motor; 25. a telescopic cylinder; 26. a first clamping sleeve; 261. a straight cylinder; 262. a rubber sleeve; 263. elastic top sleeves; 264. supporting a tube; 265. a strip-shaped groove; 266. a bar-shaped block; 267. a breather pipe; 268. an end cap; 27. a first welding machine; 3. a fixing plate; 31. a fixed cylinder; 311. a support ring; 312. a second clamping sleeve; 313. a second motor; 32. a support plate; 33. a second drive assembly; 34. a third drive assembly; 35. a support block; 351. a rotating shaft; 352. a turnover plate; 353. pneumatic clamping fingers; 354. a clamping bar; 355. a non-slip mat; 356. a lug; 357. a first spring; 36. an outer gear sleeve; 361. a rack; 362. a fourth drive assembly; 37. a second welding machine; 4. a support pillar; 41. an L-shaped frame; 42. a fan; 5. fixing the disc; 51. rotating the disc; 52. a fifth drive assembly; 53. a telescoping assembly; 54. a support arm; 55. clamping a hand; 56. a cleaning frame; 561. a partition plate; 562. a limiting shaft; 563. a water delivery pipe; 564. cleaning the tube; 5641. a first nozzle; 5642. a second nozzle; 565. a third gear; 566. a fourth gear; 567. a fourth motor; 568. a filter; 569. a water pump; 6. a base block; 61. a telescopic rod; 611. a limiting part; 62. a collar; 63. a clamping cylinder; 64. a supporting corner; 65. an ear mount; 66. a first link; 661. a first rotating pin; 662. a second pivot pin; 67. a second link; 68. clamping arms; 681. a placing part; 7. a drying chamber.

Detailed Description

The invention will be further described with reference to the accompanying drawings.

As shown in fig. 1-12, an automatic welding device comprises a base 1, a primary welding mechanism, a turnover mechanism and a cooling mechanism, wherein the primary welding mechanism, the turnover mechanism and the cooling mechanism are sequentially arranged on the base 1 from left to right, a feeding plate 11 capable of sliding left and right on the base 1 is mounted on the base 1, a flange 12 and a circular tube 13 are placed on the feeding plate 11, a mounting ring 14 is disposed at the upper end of the feeding plate 11, a groove 141 is disposed at the center of the mounting ring 14, a limiting post 142 adapted to the circular tube 13 is convexly disposed on the groove 141, the primary welding mechanism comprises a mounting frame 2 disposed on the base 1, a u-shaped block 21 and a first driving component 22 for driving the u-shaped block 21 to move back and forth are disposed at the upper end of the mounting frame 2, a compressing rod 211, a compressing plate 212 disposed on the compressing rod 211, and a compressing cylinder 213 for driving the compressing rod 211 to move up and down are respectively disposed at the two ends of the u-shaped block 21, the center of mounting bracket 2 is equipped with the through-hole, install swivel becket 24 in the through-hole, telescopic cylinder 25 is installed to the upper end of swivel becket 24, telescopic cylinder 25's output is installed and is used for pressing from both sides tight first clamp sleeve 26 of pipe 13, the periphery of swivel becket 24 is equipped with first gear 241, be equipped with on the mounting bracket 2 with the second gear 242 of first gear 241 meshing and drive second gear 242 pivoted first motor 243, first welding machine 27 is installed respectively at both ends around the base 1, first welding machine 27 is located mounting bracket 2 under.

The turnover mechanism comprises a fixing plate 3 arranged in the middle of a base 1, a fixing cylinder 31 with a through upper end surface and a through lower end surface is fixedly arranged on the fixing plate 3, a support ring 311 for supporting a circular tube 13 is radially and convexly arranged at the lower end of the fixing cylinder 31, a second clamping sleeve 312 for clamping the circular tube 13 is arranged in the fixing cylinder 31, a second motor 313 for driving the second clamping sleeve 312 to rotate is arranged at the lower part of the base 1, a support plate 32, a second driving component 33 for driving the support plate 32 to move up and down and a third driving component 34 for driving the support plate 32 to move left and right are arranged at one side of the fixing plate 3, a support block 35 is arranged on the support plate 32, a rotating shaft 351 is rotatably arranged on the support block 35, a turnover plate 352 is arranged at one end of the rotating shaft 351 close to the fixing cylinder 31, a pneumatic clamping finger 353 is fixedly arranged on the turnover, the front end of each clamping rod 354 is provided with a V-shaped groove, the two clamping rods 354 are provided with lugs 356, a first spring 357 is arranged between the two lugs 356, the first spring 357 is a compression spring, the other end of the rotating shaft 351 is provided with an outer gear sleeve 36, the upper portion of the outer gear sleeve 36 is provided with a rack 361 which is in meshing transmission with the outer gear sleeve 36, the supporting block 35 is provided with a fourth driving component 362 which drives the rack 361 to move left and right, and the front end of the fixed cylinder 31 is provided with a second welding machine 37.

The cooling mechanism is including locating support column 4 on base 1, the right-hand member of support column 4 is equipped with L type frame 41, the upper end and the right-hand member of L type frame 41 are equipped with fan 42 respectively.

The rear end of the base 1 is provided with a cleaning mechanism, the cleaning mechanism comprises a fixed disc 5, a rotating disc 51, a fifth driving component 52, a telescopic component 53, a support arm 54 and a clamping hand 55 arranged on the support arm 54, the fixed disc 5 is internally provided with a third motor for driving the rotating disc 51 to rotate, the fifth driving component 52 is positioned on the rotating disc 51 and used for driving the clamping hand 55 to move up and down, the telescopic component 53 is used for driving the clamping hand 55 to be close to or far away from the fixed disc 5, the clamping hand 55 is used for clamping or loosening the flange 12, the rear end of the fixed cylinder 31 is provided with a cleaning frame 56, the cleaning frame 56 is provided with a partition plate 561, the partition plate 561 is provided with a limiting shaft 562, the upper end of the cleaning frame 56 is provided with a water conveying pipe 563, the lower end of the water conveying pipe 563 is provided with a cleaning pipe 564, the water conveying pipe 563 is provided with a third gear 565, the upper end of the cleaning frame 56 is provided with a fourth gear 566 meshed with the third 565 and driven, a filter 568 and a water pump 569 are arranged on one side of the cleaning rack 56, the water pump 569 is connected with the filter 568, water enters the cleaning rack 56 at the beginning, and then the water is conveyed to the water conveying pipe 563 through the water pump 569 and a pipeline (not shown in the figure).

The cleaning pipe 564 is provided with a first nozzle 5641 which inclines inwards and downwards, the lower end of the cleaning pipe 564 is provided with a second nozzle 5642 which inclines inwards and upwards, and the water pipe 563, the cleaning pipe 564, the first nozzle 5641 and the second nozzle 5642 are communicated.

The left side of fixed disk 5 is equipped with drying chamber 7, drying chamber 7 is used for drying the flange 12 and the pipe 13 that wash, avoids flange 12 and pipe 13 to rust and influence its quality and hardness.

The lower part of the hold-down bar 211 is provided with a mounting hole, a second spring 214 is welded in the mounting hole, a hold-down block 215 which can slide up and down along the mounting hole is welded at the other end of the second spring 214, the hold-down cylinder 213 drives the hold-down bar 211 to move downwards, so that the hold-down bar 211 presses the flange 12 to the mounting ring 14, and the hold-down block 215 tightly supports the flange 12 under the elastic action of the second spring 214, so that the flange 12 is tightly attached to the mounting ring 14.

The base 1 is provided with a feeding slide rail 111, a feeding screw rod 112, a feeding nut 113 in threaded connection with the feeding screw rod 112 and a feeding motor 114 for driving the feeding screw rod 112 to rotate, the feeding plate 11 is slidably mounted on the feeding slide rail 111, one side of the feeding plate 11 is connected to the feeding nut 113, the feeding slide rail 111 extends from the left end of the base 1 to the right end of the mounting frame 2, and the feeding plate 11 moves left and right along the feeding slide rail 111 under the action of the feeding motor 114.

The first clamping sleeve 26 and the second clamping sleeve 312 both comprise a straight cylinder 261, a rubber sleeve 262 extending into one end of the straight cylinder 261, and an elastic top sleeve 263 extending into the other end of the straight cylinder 261 and located in the rubber sleeve 262, a support tube 264 is arranged in the elastic top sleeve 263, four groups of strip-shaped grooves 265 penetrating through the peripheral wall of the straight cylinder 261 are arranged in the peripheral wall of the straight cylinder 261, a strip-shaped block 266 matched with the strip-shaped grooves 265 and extending out of the strip-shaped grooves 265 is arranged on the peripheral wall of the rubber sleeve 262, a through hole is arranged on the peripheral wall of the support tube 264, a vent tube 267 is arranged on one side of the rubber sleeve 262, two ends of the straight cylinder 261 are sealed and fixed with an end cover 268 through the rubber sleeve 262, the straight cylinder 261, the rubber sleeve 262, the elastic top sleeve 263, the support tube 264, the end cover 268 and the strip-shaped block 266 are made of high temperature resistant materials, the 267 communicates the rubber sleeve 262 and the support, ventilating the ventilating pipe 267 and the rubber sleeve 262, expanding the elastic top sleeve 263 outwards, expanding the rubber sleeve 262 to the straight cylinder 261, enabling the strip-shaped block 266 to stretch out of the strip-shaped groove 265 and clamp the circular pipe 13, and when the circular pipe 13 is welded with one end of the flange 12, exhausting the ventilating pipe 267 to enable the elastic top sleeve 263 and the rubber sleeve 262 in the straight cylinder 261 to shrink towards the supporting pipe 264, enabling the strip-shaped block 266 to reset, and further facilitating the first clamping sleeve 26 to stretch out of the circular pipe 13.

The tong 55 includes base block 6, telescopic link 61, the lantern ring 62 and die clamping cylinder 63, base block 6 has three sets of outward expansion's journal angle 64, telescopic link 61 can be along base block 6 up-and-down motion, the bottom demountable installation of telescopic link 61 has spacing portion 611, the lantern ring 62 is located between support arm 54 and the base block 6, be equipped with ear seat 65 on the lantern ring 62, the tip of journal angle 64 articulates through first commentaries on classics round pin 661 has first connecting rod 66, the other end of first connecting rod 66 is connected with second connecting rod 67, the other end of second connecting rod 67 articulates in ear seat 65, the outer end of first connecting rod 66 articulates has second commentaries on classics round pin 662, first commentaries on classics round pin 661 and second commentaries on classics round pin 662's both ends install arm 68, the lower part of arm 68 is equipped with and puts portion 681.

The V-shaped groove is provided with the non-slip pad 355, the non-slip pad 355 is made of high-temperature-resistant materials, the non-slip pad 355 is made of high-temperature-resistant rubber, and the clamping rod 354 can clamp the circular tube 13 conveniently through the arrangement.

The first driving assembly 22, the second driving assembly 33, the third driving assembly 34 and the fifth driving assembly 52 comprise a sliding assembly, a sliding plate slidably mounted on the sliding assembly, a ball screw connected to the sliding plate and a driving motor for driving the ball screw to move, the fourth driving assembly 362 comprises a sliding assembly, a sliding plate slidably mounted on the sliding assembly and a driving cylinder for driving the sliding plate to move, and the sliding assembly comprises a sliding rail and a sliding block slidably mounted on the sliding rail.

The basic working principle of the invention is as follows:

an automatic welding device can automatically clamp and turn a flange 12 and a circular tube 13, so as to improve the welding efficiency of the flange 12 and the circular tube 13, and is also provided with a cleaning mechanism, so that the welded flange 12 and the circular tube 13 can be conveniently cleaned, and the automation degree of welding the flange 12 and the circular tube 13 is further improved; 2. the feeding motor 114 drives the feeding plate 11 to the lower end of the mounting frame 2; 3. the first driving assembly 22 drives the u-shaped block 21 to the right above the flange 12, the pressing cylinder 213 drives the pressing rod 211 to move downward, so that the pressing block 215 presses the flange 12 onto the mounting ring 14 and the pressing plate 212 presses the circular tube 13, and the first welding machine 27 performs spot welding; 4. the pressing cylinder 213 and the pressing rod 211 are reset, the telescopic cylinder 25 drives the first clamping sleeve 26 to extend into the circular tube 13, the bar block 266 expands outwards to clamp the circular tube 13, the first motor 243 drives the rotating ring 24 to rotate, the first clamping sleeve 26 drives the circular tube 13 and the flange 12 to rotate, and meanwhile, the first welding machine 27 performs welding; 5. after one end of the flange 12 is welded, the telescopic cylinder 25 and the first clamping sleeve 26 reset, the feeding motor 114 drives the feeding plate 11 to the right end of the mounting frame 2, the pneumatic clamping finger 353 drives the clamping rod 354 to clamp the circular tube 13, the fourth driving assembly 362 drives the flange 12 and the circular tube 13 to turn over for 180 degrees, and the second driving assembly 33 is matched with the third driving assembly 34 to insert the circular tube 13 into the fixed cylinder 31; 6. the second clamping sleeve 312 clamps the circular tube 13, the second motor 313 drives the second clamping sleeve 312 to rotate, and the second welding machine 37 welds the other end of the flange 12; 7. the pneumatic clamping fingers 353 drive the clamping rods 354 to clamp the circular tube 13, the circular tube 13 of the second driving assembly 33 is placed on the supporting column 4 by matching with the third driving assembly 34, and the flange 12 and the circular tube 13 are rapidly and naturally cooled under the action of the fan 42; 10. the circular pipe 13 is carried to the limiting shaft 562 by the gripper 55 under the action of the fifth driving assembly 52, the telescopic assembly 53 and the third motor, the cleaning pipe 564 is driven to rotate by the fourth motor 567, the first nozzle 5641 and the second nozzle 5642 clean the flange and the circular pipe circumferentially, and after the cleaning is finished, the gripper 55 grips the flange 12 and the circular pipe 13 and places the flange and the circular pipe 13 in the drying chamber 7 for drying.

The above description is only a preferred embodiment of the present invention, and all equivalent changes or modifications of the structure, characteristics and principles described in the present invention are included in the scope of the present invention.

Claims

1. An automatic welding equipment which characterized in that: comprises a base (1), a primary welding mechanism, a turnover mechanism and a cooling mechanism which are arranged on the base (1) and are sequentially arranged from left to right, wherein a feeding plate (11) which can slide on the base (1) from left to right is arranged on the base (1), a flange (12) and a round tube (13) are arranged on the feeding plate (11), an installation ring (14) is arranged at the upper end of the feeding plate (11), a groove (141) is arranged at the center of the installation ring (14), a limiting column (142) matched with the round tube (13) is convexly arranged on the groove (141), the primary welding mechanism comprises an installation frame (2) arranged on the base (1), a U-shaped block (21) and a first driving component (22) for driving the U-shaped block (21) to move back and forth are arranged at the upper end of the installation frame (2), a pressing rod (211), a pressing plate (212) arranged on the pressing rod (211) and a pressing cylinder (213) for driving the U-shaped block (21) to move up and down are respectively arranged at the two ends of the, the clamping device is characterized in that a through groove (23) for a pressing rod (211) to move is formed in the mounting frame (2), a through hole is formed in the center of the mounting frame (2), a rotating ring (24) is installed in the through hole, a telescopic cylinder (25) is installed at the upper end of the rotating ring (24), a first clamping sleeve (26) used for clamping a round pipe (13) is installed at the output end of the telescopic cylinder (25), a first gear (241) is arranged on the periphery of the rotating ring (24), a second gear (242) meshed with the first gear (241) and a first motor (243) driving the second gear (242) to rotate are arranged on the mounting frame (2), first welding machines (27) are installed at the front end and the rear end of the base (1) respectively, and the first welding machines (27) are located under the mounting frame (2);

the turnover mechanism comprises a fixing plate (3) arranged in the middle of a base (1), a fixing barrel (31) with a through upper end surface and a through lower end surface is fixedly arranged on the fixing plate (3), a supporting ring (311) used for supporting a circular tube (13) is radially and convexly arranged at the lower end of the fixing barrel (31), a second clamping sleeve (312) used for clamping the circular tube (13) is arranged in the fixing barrel (31), a second motor (313) used for driving the second clamping sleeve (312) to rotate is arranged at the lower part of the base (1), a supporting plate (32), a second driving assembly (33) used for driving the supporting plate (32) to move up and down and a third driving assembly (34) used for driving the supporting plate (32) to move left and right are arranged on one side of the fixing plate (3), a supporting block (35) is arranged on the supporting plate (32), a rotating shaft (351) is rotatably arranged on the supporting block (35), and a turnover plate (352) is, the turnover mechanism is characterized in that a pneumatic clamping finger (353) is fixedly mounted on the turnover plate (352), the output end of the pneumatic clamping finger (353) is connected with a clamping rod (354), a V-shaped groove is formed in the front end of the clamping rod (354), lugs (356) are arranged on the two clamping rods (354), a first spring (357) is mounted between the two lugs (356), an outer gear sleeve (36) is mounted at the other end of the rotating shaft (351), a rack (361) which is in meshing transmission with the outer gear sleeve (36) is arranged on the upper portion of the outer gear sleeve (36), a fourth driving assembly (362) which drives the rack (361) to move left and right is arranged on the supporting block (35), and a second welding machine (37) is arranged at the front end of the fixed cylinder (31);

the cooling mechanism comprises a supporting column (4) arranged on the base (1), an L-shaped frame (41) is arranged at the right end of the supporting column (4), and fans (42) are respectively arranged at the upper end and the right end of the L-shaped frame (41);

the rear end of the base (1) is provided with a cleaning mechanism, the cleaning mechanism comprises a fixed disc (5), a rotating disc (51), a fifth driving component (52), a telescopic component (53), a support arm (54) and a clamping hand (55) arranged on the support arm (54), a third motor for driving the rotating disc (51) to rotate is arranged in the fixed disc (5), the fifth driving component (52) is positioned on the rotating disc (51) and used for driving the clamping hand (55) to move up and down, the telescopic component (53) is used for driving the clamping hand (55) to be close to or far away from the fixed disc (5), the clamping hand (55) is used for clamping or loosening the flange (12), the rear end of the fixed cylinder (31) is provided with a cleaning frame (56), the cleaning frame (56) is provided with a partition plate (561), a limiting shaft (562) is arranged on the partition plate (561), the upper end of the cleaning frame (56) is provided with a water delivery pipe (, the lower extreme of raceway (563) is equipped with scavenge pipe (564), be equipped with third gear (565) on raceway (563), the upper end of wash rack (56) is equipped with fourth gear (566) and drive fourth gear (566) pivoted fourth motor (567) with third gear (565) meshing transmission, one side of wash rack (56) is equipped with filter (568) and suction pump (569), filter (568) are connected in suction pump (569).

2. An automatic welding apparatus according to claim 1, characterized in that: the lower part of compressing tightly pole (211) is equipped with the mounting hole, the welding has second spring (214) in the mounting hole, the other end welding of second spring (214) has compressing block (215) that can slide from top to bottom along the mounting hole.

3. An automatic welding apparatus according to claim 1, characterized in that: install material loading slide rail (111), material loading lead screw (112), threaded connection on base (1) and drive material loading lead screw (112) material loading nut (113) and the rotatory material loading motor (114) of material loading lead screw (112), material loading board (11) are slided and are installed in material loading slide rail (111), one side of material loading board (11) is connected in material loading nut (113), material loading slide rail (111) extend to the right-hand member of mounting bracket (2) from the left end of base (1).

4. An automatic welding apparatus according to claim 1, characterized in that: the first clamping sleeve (26) and the second clamping sleeve (312) comprise a straight cylinder (261), a rubber sleeve (262) extending into one end of the straight cylinder (261), and an elastic top sleeve (263) extending into the other end of the straight cylinder (261) and located in the rubber sleeve (262), wherein a supporting tube (264) is arranged in the elastic top sleeve (263), four groups of strip-shaped grooves (265) penetrating through the peripheral wall of the straight cylinder (261) are circumferentially arranged on the straight cylinder (261), the peripheral wall of the rubber sleeve (262) is provided with strip-shaped blocks (266) which are matched with the strip-shaped grooves (265) and can extend out of the strip-shaped grooves (265), through holes are formed in the peripheral wall of the supporting tube (264), one side of the rubber sleeve (262) is provided with a vent pipe (267), two ends of the straight cylinder (261) are fixed with an end cover (268) in a sealing manner through the rubber sleeve (262), the straight cylinder (261), the rubber sleeve (262), the elastic top sleeve (263), the supporting tube, The end cover (268) and the bar-shaped block (266) are made of high-temperature resistant materials.

5. An automatic welding apparatus according to claim 1, characterized in that: the clamping arm (55) comprises a base block (6), a telescopic rod (61), a sleeve ring (62) and a clamping cylinder (63), the base block (6) is provided with three groups of supporting angles (64) which are expanded outwards, the telescopic rod (61) can move up and down along the base block (6), the bottom of the telescopic rod (61) is detachably provided with a limiting part (611), the sleeve ring (62) is positioned between the supporting arm (54) and the base block (6), the sleeve ring (62) is provided with an ear seat (65), the end part of the supporting angle (64) is hinged with a first connecting rod (66) through a first rotating pin (661), the other end of the first connecting rod (66) is connected with a second connecting rod (67), the other end of the second connecting rod (67) is hinged with the ear seat (65), the outer end of the first connecting rod (66) is hinged with a second rotating pin (662), the clamping arms (68) are installed at the two ends of the first rotating pin (661) and the second rotating pin (662), the lower part of the clamping arm (68) is provided with a placing part (681).

6. An automatic welding apparatus according to claim 1, characterized in that: and the V-shaped groove is provided with an anti-skid pad (355), and the anti-skid pad (355) is made of high-temperature resistant material.