CN201940761U - Two-point automatic welding machine for internal and external weld joints of multi-edge pipeline flange - Google Patents
Two-point automatic welding machine for internal and external weld joints of multi-edge pipeline flange Download PDFInfo
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- CN201940761U CN201940761U CN2011200563709U CN201120056370U CN201940761U CN 201940761 U CN201940761 U CN 201940761U CN 2011200563709 U CN2011200563709 U CN 2011200563709U CN 201120056370 U CN201120056370 U CN 201120056370U CN 201940761 U CN201940761 U CN 201940761U
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Abstract
The utility model discloses a two-point automatic welding machine for internal and external weld joints of a multi-edge pipeline flange. The two-point automatic welding machine comprises a roller frame waling track module, a driving roller frame, a driven roller frame, a welding manipulator walking track module and a welding manipulator, wherein the roller frame walking track module and the welding manipulator walking track module consist of light rails; the driving roller frame and the driven roller frame are arranged on the light rail of the roller frame walking track module; the bottom of the welding manipulator is connected with a manipulator walking trolley; the manipulator walking trolley is arranged on the light rail of the welding manipulator walking track module; and the welding manipulator comprises an outer joint welding system arranged on the upper part of a three-dimensional post of the welding manipulator and an inner joint welding system arranged on the lower part of the three-dimensional post. By the two-point automatic welding machine, the labor intensity of workers is greatly lowered, the machining efficiency is improved, and the welding quality is effectively enhanced.
Description
Technical field
The utility model relates to a kind of bonding machine, and 2 automatic welding machines of many ribs pipe flange inner and outer welding belong to the automatic welding equipment technical field specifically.
Background technology
The welding of many ribs pipe flange in the prior art, adopt artificial or semi-automatic the welding mostly, welding efficiency is low, and welding quality is not high, causes weld weld seam injustice, the polishing of butt welded seam has proposed higher requirement, and serious to the waste of wlding, and the position that manually can't weld is arranged, causing has increased working strength of workers greatly, working (machining) efficiency is low, and crudy is not high.
Chinese patent CN200820123041.X discloses a kind of semi-automatic flange welder, and this device comprises: the pulsometer that is arranged at device one end; Be arranged at the motor of the device other end; Respectively with pulsometer and motor two by plug; Be arranged at two by the plug between horizontal supporting shaft link to each other with motor, under motor drives, rotate; Two parallel by plug, and vertical with back shaft.This utility model is a kind of simple bonding machine, is fit to low, not high to the welding quality requirement user's use of the sort of welding difficulty, and the welding occasion that is not suitable for the sort of complicated metallic magnetism and many seamed edges pipe flange is used.
The utility model content
Technical problem to be solved in the utility model is, overcomes the shortcoming of prior art, and a kind of bonding machine to the welding of many ribs pipe flange is provided, and greatly reduces working strength of workers, and the working (machining) efficiency height effectively improves the crudy of welding.
In order to solve above technical problem, the utility model provides a kind of many ribs pipe flange inner and outer welding 2 automatic welding machines, comprise roller frame walking track module, drive roll wheel carrier, driven voller wheel carrier, manipulator walking track module and manipulator, described roller frame walking track module and manipulator walking track module all are made up of light rail, and described drive roll wheel carrier and driven voller wheel carrier are arranged on the light rail of described roller frame walking track module; Described welding operation motor spindle is connected with the manipulator walking dolly, and described manipulator walking dolly comprises manipulator walking gear transmission mechanism and manipulator walking transmission mechanism and the reducing motor that is arranged at the bottom of the car; Described manipulator walking dolly is arranged on the light rail of described manipulator walking track module; Described manipulator comprises out-seam welding system that is arranged on described manipulator stereoscopic column top and the inseam welding system that is arranged on described stereoscopic column bottom.
The technical scheme that the utility model further limits is: 2 automatic welding machines of aforesaid many ribs pipe flange inner and outer welding, it is vertical at grade the setting that described roller frame walking track module is closed with the position of manipulator walking track module.
2 automatic welding machines of aforesaid many ribs pipe flange inner and outer welding, described drive roll wheel carrier comprise that drive roll wheel carrier walking dolly, drive roll wheel carrier walking reducing motor, active roll, active roll reducing motor and active roll are apart from the screw mandrel governor motion; Described active roll reducing motor is arranged on the described drive roll wheel carrier walking dolly and with described active roll and links to each other; Described drive roll wheel carrier walking reducing motor links to each other with described drive roll wheel carrier walking dolly runner.
2 automatic welding machines of aforesaid many ribs pipe flange inner and outer welding, described driven voller wheel carrier comprises driven voller wheel carrier walking dolly, the walking of driven voller wheel carrier reducing motor, driven running roller and driven voller wheelspan screw mandrel governor motion, and described driven voller wheel carrier walking reducing motor links to each other with described driven running roller and is located on described driven running roller walking dolly.
2 automatic welding machines of aforesaid many ribs pipe flange inner and outer welding are provided with the draw-in groove that blocks flange in the centre of described active roll 4 or described driven running roller 9.
2 automatic welding machines of aforesaid many ribs pipe flange inner and outer welding, described inside weld welding system comprise lifter slide, lead screw transmission mechanism, slide plate reducing motor, following telescopic boom body, the flexible guiding mechanism of underarm, the flexible rack and pinion drive mechanism of underarm and inseam welding head; Described down telescopic boom body links to each other with the flexible rack and pinion drive mechanism of the described underarm on being arranged on described column body by the flexible guiding mechanism of described underarm, and be provided with described lifter slide in the junction, slide plate reducing motor and lead screw transmission mechanism; And be provided with described inseam welding head on the top of described down telescopic boom body.
2 automatic welding machines of aforesaid many ribs pipe flange inner and outer welding, described out-seam welding system comprise lifting slider, chain drive, chain drive reducing motor, the flexible rack and pinion drive mechanism of upper arm, the flexible guiding mechanism of upper arm, go up telescopic boom body, safety barrier and out-seam welding head; The described telescopic boom body of going up links to each other with described stereoscopic column is vertical with the flexible guiding mechanism of upper arm by the flexible rack and pinion drive mechanism of upper arm, and is provided with lifting slider in the junction; Described stereoscopic column top be equipped with the chain drive reducing motor by described chain drive with described on telescopic boom body link to each other; An end of telescopic boom body is equipped with described out-seam welding head on described, and telescopic boom body is provided with described safety barrier on described.
2 automatic welding machines of aforesaid many ribs pipe flange inner and outer welding, described inseam welding head and out-seam welding head all include welding gun, follow the tracks of slide plate, tracking probe, connecting plate, fine-tuning slide and angle demodulator; Described tracking probe is connected described tracking slide plate below by described connecting plate, and described welding gun and described connecting plate be arranged in parallel, and adjacent with the enforcement tracking probe; Described welding gun is provided with described fine-tuning slide and angle demodulator.
Further, 2 automatic welding machines of aforesaid many ribs pipe flange inner and outer welding all are provided with the source of welding current, wire-feed motor and flux delivery retracting device on described out-seam welding system and the inseam welding system.
The beneficial effects of the utility model are: the utility model has overcome artificial or the semi-automatic welding machine problem that welding brings to many ribs pipe flange, provide a kind of many ribs pipe flange inner and outer welding 2 automatic welding machines, welding efficiency and welding quality all improve greatly, the weld smooth welded seam, it is convenient that the polishing of butt welded seam has brought, and the use of effectively having saved wlding, in the position that manually can't weld, can both solve easily.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model structure vertical view.
Fig. 3 is the utility model welding head structural representation.
Fig. 4 is the utility model out-seam welding head and stereoscopic column connection diagram.
Fig. 5 is the utility model inseam welding head and stereoscopic column connection diagram.
The specific embodiment
Embodiment 1
2 automatic welding machines of a kind of many ribs pipe flange inner and outer welding that present embodiment provides, structure as shown in Figure 1, comprise roller frame walking track module 1, drive roll wheel carrier, driven voller wheel carrier, manipulator walking track module 11 and manipulator, described roller frame walking track module 1 and manipulator walking track module 11 all are made up of light rail, and it is vertical at grade the setting that described roller frame walking track module 1 is closed with the position of manipulator walking track module 11; Described drive roll wheel carrier and driven voller wheel carrier are arranged on the light rail of described roller frame walking track module 11; Described welding operation motor spindle is connected with manipulator walking dolly 12, and described manipulator walking dolly 12 comprises manipulator walking gear transmission mechanism 13 and manipulator walking transmission mechanism and the reducing motor 14 that is arranged at the bottom of the car; Described manipulator walking dolly 12 is arranged on the light rail of described manipulator walking track module 11; Described manipulator comprises out-seam welding system that is arranged on described manipulator stereoscopic column 22 tops and the inseam welding system that is arranged on described stereoscopic column 22 bottoms.
2 automatic welding machines of many ribs pipe flange inner and outer welding, described drive roll wheel carrier comprise that drive roll wheel carrier walking dolly 2, drive roll wheel carrier walking reducing motor 3, active roll 4, active roll reducing motor 5 and active roll are apart from screw mandrel governor motion 6; Described active roll reducing motor 5 is arranged on the described drive roll wheel carrier walking dolly 2 and with described active roll and links to each other; Described drive roll wheel carrier walking reducing motor links to each other with described drive roll wheel carrier walking dolly runner; Described driven voller wheel carrier comprises driven voller wheel carrier walking dolly 7, the walking of driven voller wheel carrier reducing motor 8, driven running roller 9 and driven voller wheelspan screw mandrel governor motion 10, and described driven voller wheel carrier walking reducing motor 8 links to each other with described driven running roller 9 and is located on described driven running roller walking dolly; Centre at described active roll 4 or described driven running roller 9 is provided with the draw-in groove that blocks flange.
Manipulator comprises out-seam welding system and inseam welding system; Described out-seam welding system comprises lifting slider 23, chain drive 24, chain drive reducing motor 25, the flexible rack and pinion drive mechanism 26 of upper arm, the flexible guiding mechanism 27 of upper arm, goes up telescopic boom body 28, safety barrier 29 and out-seam welding head 30; The described telescopic boom body 28 of going up links to each other with described stereoscopic column is vertical with the flexible guiding mechanism 27 of upper arm by the flexible rack and pinion drive mechanism 26 of upper arm, and is provided with lifting slider 23 in the junction; Described stereoscopic column top be equipped with chain drive reducing motor 25 by described chain drive 24 with described on telescopic boom body 28 link to each other; An end of telescopic boom body 28 is equipped with described out-seam welding head 30 on described, and telescopic boom body 28 is provided with described safety barrier 29 on described.Described inside weld welding system comprises lifter slide 15, lead screw transmission mechanism 16, slide plate reducing motor 17, following telescopic boom body 18, the flexible guiding mechanism 19 of underarm, the flexible rack and pinion drive mechanism 20 of underarm and inseam welding head 21; Described down telescopic boom body links to each other with the flexible rack and pinion drive mechanism of the described underarm on the described column body by the flexible guiding mechanism of described underarm, and be provided with described lifter slide 15 in the junction, slide plate reducing motor 17 and lead screw transmission mechanism 16; And be provided with described inseam welding head 21 on the top of described down telescopic boom body 18.
Described inseam welding head and out-seam welding head all include welding gun 36, follow the tracks of slide plate 31, tracking probe 32, connecting plate 33, fine-tuning slide 34 and angle demodulator 35; Described tracking probe is arranged on described tracking slide plate below by described connecting plate connection, and described welding gun and described connecting plate be arranged in parallel, and adjacent with the enforcement tracking probe; Described welding gun 36 is provided with described fine-tuning slide 34 and angle demodulator 35; All be provided with the source of welding current, wire-feed motor and flux delivery retracting device on described out-seam welding system and the inseam welding system.
The utility model is that tube turning provides power with the drive roll wheel carrier, and the driven voller wheel carrier provides the holding of abundant necessity for pipeline in addition; Employing have draw-in groove the revolution running roller, flange is stuck in the draw-in groove, solved many ribs pipeline the welding turning course in existing axial float problem; Driving and driven roller frame by electric walking tentatively moves into place pipeline; Micro-adjusting mechanism, angle adjusting mechanism by the following telescopic arm on the manipulator and lifter slide and inseam welding head are accurately located the inseam welding gun for the back inside weld are welded; Micro-adjusting mechanism, angle adjusting mechanism by the last telescopic arm on the manipulator and lifting slider and out-seam welding head are accurately located the out-seam welding gun for the back outside weld are welded; Inner and outer welding can be simultaneously, can weld separately.Inside and outside welding head adopts weld joint tracking device butt welded seam to carry out real-time tracking, to guarantee welding quality.
In addition to the implementation, the utility model can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of the utility model requirement.
Claims (9)
1. 2 automatic welding machines of the inner and outer welding of rib pipe flange more than a kind, comprise roller frame walking track module (1), drive roll wheel carrier, driven voller wheel carrier, manipulator walking track module (11) and manipulator, it is characterized in that: described roller frame walking track module (1) and manipulator walking track module (11) all are made up of light rail, and described drive roll wheel carrier and driven voller wheel carrier are arranged on the light rail of described roller frame walking track module (11); Described welding operation motor spindle is connected with manipulator walking dolly (12), and described manipulator walking dolly (12) comprises manipulator walking gear transmission mechanism (13) and manipulator walking transmission mechanism and the reducing motor (14) that is arranged at the bottom of the car; Described manipulator walking dolly (12) is arranged on the light rail of described manipulator walking track module (11); Described manipulator comprises out-seam welding system that is arranged on described manipulator stereoscopic column (22) top and the inseam welding system that is arranged on described stereoscopic column (22) bottom.
2. 2 automatic welding machines of many ribs pipe flange inner and outer welding according to claim 1 is characterized in that: it is vertical at grade the setting that described roller frame walking track module (1) is closed with the position of manipulator walking track module (11).
3. 2 automatic welding machines of many ribs pipe flange inner and outer welding according to claim 1 is characterized in that: described drive roll wheel carrier comprises that drive roll wheel carrier walking dolly (2), drive roll wheel carrier walking reducing motor (3), active roll (4), active roll reducing motor (5) and active roll are apart from screw mandrel governor motion (6); Described active roll reducing motor (5) is arranged on described drive roll wheel carrier walking dolly (2) and upward and with described active roll (4) links to each other; Described drive roll wheel carrier walking reducing motor (3) links to each other with the runner of described drive roll wheel carrier walking dolly (2).
4. 2 automatic welding machines of many ribs pipe flange inner and outer welding according to claim 1 is characterized in that: described driven voller wheel carrier comprises driven voller wheel carrier walking dolly (7), the walking of driven voller wheel carrier reducing motor (8), driven running roller (9) and driven voller wheelspan screw mandrel governor motion (10); Described driven voller wheel carrier walking reducing motor (8) links to each other with described driven running roller (9) and is located on described driven running roller walking dolly (7).
5. according to claim 3 or 2 automatic welding machines of 4 described many ribs pipe flange inner and outer weldings, it is characterized in that: the centre at described active roll (4) or described driven running roller (9) is provided with the V-arrangement draw-in groove that blocks flange.
6. 2 automatic welding machines of many ribs pipe flange inner and outer welding according to claim 1 is characterized in that: described inside weld welding system comprises lifter slide (15), lead screw transmission mechanism (16), slide plate reducing motor (17), following telescopic boom body (18), the flexible guiding mechanism (19) of underarm, the flexible rack and pinion drive mechanism (20) of underarm and inseam welding head (21); Described down telescopic boom body (18) links to each other by flexible guiding mechanism (19) of described underarm and described underarm on being arranged on described column body (22) rack and pinion drive mechanism (20) that stretches, and be provided with described lifter slide (15) in the junction, slide plate reducing motor (17) and lead screw transmission mechanism (16); And be provided with described inseam welding head (21) on the top of described down telescopic boom body (18).
7. 2 automatic welding machines of many ribs pipe flange inner and outer welding according to claim 1 is characterized in that: described out-seam welding system comprises lifting slider (23), chain drive (24), chain drive reducing motor (25), the flexible rack and pinion drive mechanism (26) of upper arm, the flexible guiding mechanism (27) of upper arm, goes up telescopic boom body (28), safety barrier (29) and out-seam welding head (30); The described telescopic boom body (28) of going up links to each other with described stereoscopic column is vertical with the flexible guiding mechanism (27) of upper arm by the flexible rack and pinion drive mechanism (26) of upper arm, and is provided with lifting slider (23) in the junction; Chain drive reducing motor (25) is installed on described stereoscopic column top to link to each other with the described telescopic boom body (28) of going up by described chain drive (24); An end of telescopic boom body (28) is equipped with described out-seam welding head (30) on described, and telescopic boom body (28) is provided with described safety barrier (29) on described.
8. according to claim 6 or 2 automatic welding machines of 7 described many ribs pipe flange inner and outer weldings, it is characterized in that: all be provided with the source of welding current, wire-feed motor and flux delivery retracting device on described out-seam welding system and the inseam welding system.
9. 2 automatic welding machines of many ribs pipe flange inner and outer welding according to claim 1 is characterized in that: described inseam welding head and out-seam welding head all include welding gun (36), follow the tracks of slide plate (31), tracking probe (32), connecting plate (33), fine-tuning slide (34) and angle demodulator (35); Described tracking probe (32) is connected described tracking slide plate (31) below by described connecting plate (33), and described welding gun (36) be arranged in parallel with described connecting plate (33), and adjacent with enforcement tracking probe (32); Described welding gun (36) is provided with described fine-tuning slide (34) and angle demodulator (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200563709U CN201940761U (en) | 2011-03-04 | 2011-03-04 | Two-point automatic welding machine for internal and external weld joints of multi-edge pipeline flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200563709U CN201940761U (en) | 2011-03-04 | 2011-03-04 | Two-point automatic welding machine for internal and external weld joints of multi-edge pipeline flange |
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| Publication Number | Publication Date |
|---|---|
| CN201940761U true CN201940761U (en) | 2011-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200563709U Expired - Lifetime CN201940761U (en) | 2011-03-04 | 2011-03-04 | Two-point automatic welding machine for internal and external weld joints of multi-edge pipeline flange |
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| CN (1) | CN201940761U (en) |
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| CN103143814A (en) * | 2013-02-22 | 2013-06-12 | 杭州德宝机电制造有限公司 | Equipment special for girth welding of steel pipe and welding neck flange |
| CN103433657A (en) * | 2013-08-12 | 2013-12-11 | 大连三高科技发展有限公司 | Opening angle regulating device for butt welding of band steel of high frequency welding test bed |
| CN103624367A (en) * | 2013-11-20 | 2014-03-12 | 南京奥特电气股份有限公司 | Heavy elbow pipe welding device |
| CN104057184A (en) * | 2014-06-12 | 2014-09-24 | 天津市乾丰防腐保温工程有限公司 | Fully automatic argon arc welding machine for lining stainless steel end sleeve into anti-corrosive steel pipe |
| CN104785907A (en) * | 2015-04-20 | 2015-07-22 | 骏马石油装备制造有限公司 | Heating furnace longitudinal seam welding workstation |
| CN104785893A (en) * | 2015-04-20 | 2015-07-22 | 骏马石油装备制造有限公司 | Heating furnace girth welding workstation |
| CN104785910A (en) * | 2015-04-20 | 2015-07-22 | 骏马石油装备制造有限公司 | Separator girth welding workstation |
| CN104785899A (en) * | 2015-04-13 | 2015-07-22 | 杭州和良机电设备有限公司 | Automatic welding device and machining method thereof |
| CN104785909A (en) * | 2015-04-20 | 2015-07-22 | 骏马石油装备制造有限公司 | Separator head girth welding work station |
| CN104801837A (en) * | 2015-04-20 | 2015-07-29 | 骏马石油装备制造有限公司 | Separator longitudinal seam welding work station |
| CN105382452A (en) * | 2015-12-23 | 2016-03-09 | 无锡三虹重工机械设备有限公司 | Pipe flange welding workstation |
| CN106181142A (en) * | 2016-07-12 | 2016-12-07 | 兖州煤业股份有限公司 | Steel-pipe welding device |
| CN107470815A (en) * | 2017-09-27 | 2017-12-15 | 唐山开元阻焊设备有限公司 | A kind of metal Roof automatic seam welder |
| CN108067783A (en) * | 2016-11-17 | 2018-05-25 | 天津奥华通航科技有限公司 | A kind of automatic welding machine |
| CN108747075A (en) * | 2018-06-11 | 2018-11-06 | 合肥紫金钢管股份有限公司 | A kind of steel pipe flange automatic soldering device |
| CN109396681A (en) * | 2018-11-16 | 2019-03-01 | 山东禹王管业有限公司 | A kind of anti-corrosive steel tube welding equipment and welding method |
| CN109986256A (en) * | 2017-12-29 | 2019-07-09 | 深圳中集智能科技有限公司 | Device and method for the swash plate in welded tank case |
| CN110883451A (en) * | 2019-11-26 | 2020-03-17 | 宁波百华数控机械有限公司 | Four-gun intelligent welding equipment for straight pipe flange |
| CN111702379A (en) * | 2020-05-11 | 2020-09-25 | 芜湖懒人智能科技有限公司 | Inner and outer welding device for garbage can shell integrating inner welding function and outer welding function |
| CN117340497A (en) * | 2023-12-06 | 2024-01-05 | 江苏旭工阀门科技有限公司 | Special welding equipment for valve |
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2011
- 2011-03-04 CN CN2011200563709U patent/CN201940761U/en not_active Expired - Lifetime
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| CN103143814B (en) * | 2013-02-22 | 2015-08-26 | 杭州德宝机电制造有限公司 | Steel pipe and hubbed flange boxing welding dedicated device |
| CN103143814A (en) * | 2013-02-22 | 2013-06-12 | 杭州德宝机电制造有限公司 | Equipment special for girth welding of steel pipe and welding neck flange |
| CN103433657A (en) * | 2013-08-12 | 2013-12-11 | 大连三高科技发展有限公司 | Opening angle regulating device for butt welding of band steel of high frequency welding test bed |
| CN103433657B (en) * | 2013-08-12 | 2015-10-14 | 大连三高科技发展有限公司 | The angular aperture adjusting device of ratio-frequency welding testing stand band steel butt welding |
| CN103624367A (en) * | 2013-11-20 | 2014-03-12 | 南京奥特电气股份有限公司 | Heavy elbow pipe welding device |
| CN104057184A (en) * | 2014-06-12 | 2014-09-24 | 天津市乾丰防腐保温工程有限公司 | Fully automatic argon arc welding machine for lining stainless steel end sleeve into anti-corrosive steel pipe |
| CN104057184B (en) * | 2014-06-12 | 2016-06-08 | 天津市乾丰防腐保温工程有限公司 | A kind of anti-corrosive steel tube inner liner stainless steel end cover automatic argon arc weld machine |
| CN104785899B (en) * | 2015-04-13 | 2018-08-24 | 浙江和良智能装备有限公司 | A kind of automatic welding device and its processing method |
| CN104785899A (en) * | 2015-04-13 | 2015-07-22 | 杭州和良机电设备有限公司 | Automatic welding device and machining method thereof |
| CN104785910A (en) * | 2015-04-20 | 2015-07-22 | 骏马石油装备制造有限公司 | Separator girth welding workstation |
| CN104801837A (en) * | 2015-04-20 | 2015-07-29 | 骏马石油装备制造有限公司 | Separator longitudinal seam welding work station |
| CN104785909A (en) * | 2015-04-20 | 2015-07-22 | 骏马石油装备制造有限公司 | Separator head girth welding work station |
| CN104785893A (en) * | 2015-04-20 | 2015-07-22 | 骏马石油装备制造有限公司 | Heating furnace girth welding workstation |
| CN104785907A (en) * | 2015-04-20 | 2015-07-22 | 骏马石油装备制造有限公司 | Heating furnace longitudinal seam welding workstation |
| CN105382452A (en) * | 2015-12-23 | 2016-03-09 | 无锡三虹重工机械设备有限公司 | Pipe flange welding workstation |
| CN106181142A (en) * | 2016-07-12 | 2016-12-07 | 兖州煤业股份有限公司 | Steel-pipe welding device |
| CN108067783A (en) * | 2016-11-17 | 2018-05-25 | 天津奥华通航科技有限公司 | A kind of automatic welding machine |
| CN107470815A (en) * | 2017-09-27 | 2017-12-15 | 唐山开元阻焊设备有限公司 | A kind of metal Roof automatic seam welder |
| CN107470815B (en) * | 2017-09-27 | 2023-07-21 | 唐山开元自动焊接装备有限公司 | Automatic seam welder for metal roof |
| CN109986256A (en) * | 2017-12-29 | 2019-07-09 | 深圳中集智能科技有限公司 | Device and method for the swash plate in welded tank case |
| CN108747075A (en) * | 2018-06-11 | 2018-11-06 | 合肥紫金钢管股份有限公司 | A kind of steel pipe flange automatic soldering device |
| CN108747075B (en) * | 2018-06-11 | 2020-09-18 | 合肥紫金钢管股份有限公司 | Automatic welding device for steel pipe flange |
| CN109396681A (en) * | 2018-11-16 | 2019-03-01 | 山东禹王管业有限公司 | A kind of anti-corrosive steel tube welding equipment and welding method |
| CN110883451A (en) * | 2019-11-26 | 2020-03-17 | 宁波百华数控机械有限公司 | Four-gun intelligent welding equipment for straight pipe flange |
| CN111702379A (en) * | 2020-05-11 | 2020-09-25 | 芜湖懒人智能科技有限公司 | Inner and outer welding device for garbage can shell integrating inner welding function and outer welding function |
| CN117340497A (en) * | 2023-12-06 | 2024-01-05 | 江苏旭工阀门科技有限公司 | Special welding equipment for valve |
| CN117340497B (en) * | 2023-12-06 | 2024-03-15 | 江苏旭工阀门科技有限公司 | Special welding equipment for valve |
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Address after: 211100 Jiangning economic and Technological Development Zone, Jiangsu Province, West Pavilion Road, Shimizu Patentee after: Nanjing Auto Electric Co., Ltd. Address before: 211100 Jiangning economic and Technological Development Zone, Jiangsu Province, West Pavilion Road, Shimizu Patentee before: Nanjing Auto Electric Co., Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20110824 |
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| CX01 | Expiry of patent term |