CN108393555B - Automatic welding equipment for steel pipe flange with neck - Google Patents
Automatic welding equipment for steel pipe flange with neck Download PDFInfo
- Publication number
- CN108393555B CN108393555B CN201810184332.8A CN201810184332A CN108393555B CN 108393555 B CN108393555 B CN 108393555B CN 201810184332 A CN201810184332 A CN 201810184332A CN 108393555 B CN108393555 B CN 108393555B
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- flange
- cylinder
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- material blocking
- neck
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- 238000003466 welding Methods 0.000 title claims abstract description 63
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 40
- 239000010959 steel Substances 0.000 title claims abstract description 40
- 239000000463 material Substances 0.000 claims abstract description 53
- 230000000903 blocking effect Effects 0.000 claims description 42
- 239000003638 chemical reducing agent Substances 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 6
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 3
- 239000000428 dust Substances 0.000 abstract 2
- 239000002184 metal Substances 0.000 description 20
- 239000000779 smoke Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K5/00—Gas flame welding
- B23K5/22—Auxiliary equipment, e.g. backings, guides
Abstract
The invention relates to automatic welding equipment for a steel pipe flange with a neck. The problems that the production efficiency of welding processing between the neck flange and the steel pipe is low and the welding quality is difficult to guarantee are mainly solved. The method is characterized in that: the both sides of dust keeper (8) all are equipped with automatic alignment and carry anchor clamps (12) and flange slide (19), and third fender material device (6) station department corresponds the oblique top of flange neck mouth and steel pipe outer wall handing-over department and is equipped with automatic ignition welder (18), and fourth fender material device (7) station department corresponds the outside of flange hole and steel pipe handing-over department and is equipped with automatic ignition welder (18), and dust keeper (8) are through air suction pipeline (13) intercommunication draught fan. The automatic alignment conveying clamp and the automatic ignition welding gun are adopted to realize full-automatic welding, and the PLC is used for controlling, so that the working efficiency and the processing precision are effectively improved, and the welding quality is good.
Description
Technical Field
The invention relates to pipe fitting processing equipment, in particular to automatic welding equipment for a steel pipe flange with a neck.
Background
The steel pipe is often used for carrying medium such as fluid, powder, and the flange is often used for the connection between the steel pipe, usually welds the flange at the both ends of steel pipe, and the flange butt joint on two steel pipes passes through the bolt fastening during the use, and the flange usually uses the structure of taking the neck. During processing, the end of the steel pipe is inserted into the inner hole of the flange with the neck, and then the joint of the inner hole of the flange and the end of the steel pipe and the joint of the neck of the flange and the outer wall of the steel pipe are welded. At present, manual welding is adopted for welding between a flange with a neck and a steel pipe, the production efficiency is low, the welding quality is difficult to guarantee, bolt holes in flanges at two ends of the steel pipe cannot keep the same axis, and inconvenience is brought to steel pipe connection.
Therefore, the existing welding processing mode between the neck flange and the steel pipe is difficult to adapt to the requirement of mass production, and the automatic welding equipment for the neck steel pipe flange, which has high efficiency, high processing precision and good welding quality, is urgently needed.
Disclosure of Invention
In order to solve the problems of low production efficiency and difficult guarantee of welding quality of welding processing between the neck-equipped flange and the steel pipe, the invention provides automatic welding equipment for the neck-equipped flange of the steel pipe.
The technical scheme of the invention is as follows: the automatic welding equipment for the steel pipe flange with the neck comprises a belt conveyor and an inclined sliding table, wherein two sides of the inclined sliding table are provided with side plates, the inclined sliding table is positioned at the output end of the belt conveyor, the lower end of the upper side plate of the inclined sliding table is sequentially provided with a first material blocking device, a second material blocking device, a third material blocking device, a fourth material blocking device and a dustproof shell, the third material blocking device and the fourth material blocking device are positioned in the dustproof shell, a pinch roller device and a riding wheel device are respectively arranged above and below the inclined sliding table at the station position of the third material blocking device, the pinch roller device comprises a pressurizing cylinder and a pinch roller, the pinch roller is arranged on a piston rod of the pressurizing cylinder and driven by the pressurizing cylinder to move up and down, the riding wheel device comprises a supporting wheel, a driving wheel, a sliding seat, a vertical guide rail, a base and a lifting cylinder, the vertical guide rail and the lifting cylinder are fixed on the base, the vertical guide, the lifting cylinder can drive the sliding seat to slide up and down along the vertical guide rail, the driving wheel is fixed on the driving wheel shaft and is connected with the speed reducer through chain transmission, and the speed reducer is fixed on the sliding seat; a pinch roller device and a riding wheel device are also respectively arranged above and below the inclined sliding table at the station of the fourth material blocking device; the automatic alignment conveying clamp comprises a mounting seat, a clamp sliding seat and a propulsion cylinder, the clamp sliding seat is mounted on the mounting seat and can slide along the mounting seat, a piston rod of the propulsion cylinder is connected with the clamp sliding seat, a hollow revolving shaft is mounted on the clamp sliding seat, one end of the hollow revolving shaft is provided with a clamp seat, at least three clamping jaws are hinged on the clamp seat, the other end of the hollow revolving shaft is fixedly provided with a clamping cylinder, a piston rod of the clamping cylinder penetrates through the hollow revolving shaft and is hinged with one end of the clamping jaw, an extensible alignment elastic pin is mounted on the clamp seat and can extend out and penetrate into a bolt hole of the flange, an alignment gear is fixed outside the hollow revolving shaft and is meshed with an alignment rack connected to a piston rod of the alignment cylinder, and the revolving angle of the alignment gear is not smaller than the included angle of two adjacent bolt holes on the flange, the bottom of the mounting seat is connected with a clamp lifting cylinder, the lowest end of the flange slideway is provided with a flange baffle, and the upper part of the lowest end of the flange slideway is open; an automatic ignition welding gun is arranged obliquely above a position, corresponding to the joint of the flange neck opening and the outer wall of the steel pipe, of the third material blocking device, and an automatic ignition welding gun is arranged on the outer side, corresponding to the joint of the flange inner hole and the steel pipe, of the position of the fourth material blocking device; the dustproof shell is communicated with the induced draft fan through an induced draft pipeline.
First dam device, second dam device, third dam device and fourth dam device's structure is the same, all includes striker plate, fender material cylinder and mount, the mount is fixed in the below of slope slip table, and the fender material cylinder is fixed on the mount, and the striker plate links to each other with the piston rod of fender material cylinder, is equipped with the bar hole that supplies the striker plate to stretch out on the slope slip table, and the striker plate can stretch out the top of slope slip table and retract the below of slope slip table under the effect of striker cylinder.
The material blocking cylinders are 2 and synchronous cylinders.
The lift cylinder is 2 and be synchronous cylinder.
The number of the pinch rollers is two, and each row is 2; the supporting wheel and the driving wheel are 3.
The invention has the following beneficial effects: by adopting the technical scheme, the automatic alignment conveying clamp and the automatic ignition welding gun can realize full-automatic welding by adopting PLC control, the working efficiency and the processing precision are effectively improved by the PLC control, the welding quality is good, the automation degree is higher, a relatively closed space is formed in the dustproof shell, negative pressure is formed in the dustproof shell under the action of the fan, smoke generated in the welding process is discharged and intensively treated by the air suction pipeline, the smoke is not dispersed in a workshop, the emission standard of green production is reached, the health of production workers is protected, the environment is effectively protected, and the workshop environment is not polluted.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a left side view of fig. 1.
Fig. 4 is a schematic view of the structure of the flange runner 19 of the present invention.
Figure 5 is a schematic diagram of the construction of the pinch roller assembly 9 and idler assembly 10 of the present invention.
Fig. 6 is a structural sectional view of the first material blocking device 4, the second material blocking device 5, the third material blocking device 6 and the fourth material blocking device 7 in fig. 1.
Fig. 7 is a sectional view of the mounting structure of the automatic ignition torch 18 of the present invention.
Fig. 8 is a schematic structural view of the self-aligning delivery jig 12 of fig. 2.
Fig. 9 is a top view of fig. 8.
Fig. 10 is a cross-sectional view of the structure of fig. 8 taken along line D-D.
Fig. 11 is a view in the direction C of fig. 8.
FIG. 12 is a neck flange and steel tube welded in accordance with the present invention.
In the figure 1-belt conveyor, 2-inclined sliding table, 3-sideboard, 4-first stop, 5-second stop, 6-third stop, 7-fourth stop, 8-dustproof housing, 9-pinch roller device, 91-pressurized cylinder, 92-pinch roller, 10-riding wheel device, 101-supporting wheel, 102-driving wheel, 103-sliding base, 104-vertical guide rail, 105-base, 106-lifting cylinder, 107-driving wheel shaft, 11-speed reducer, 12-automatic alignment conveying clamp, 1201-mounting base, 1202-clamp sliding base, 1203-pushing cylinder, 1204-hollow rotating shaft, 1205-clamp base, 1206-clamping jaw, 1207-clamping cylinder, 1208-alignment elastic pin, 1209-alignment gear, 1210-alignment cylinder, 1211-alignment rack, 1212-clamp lifting cylinder, 13-air suction pipeline, 14-material baffle plate, 15-material baffle cylinder, 16-fixing frame, 17-strip hole, 18-automatic ignition welding gun, 181-welding gun frame, 182-crank arm, 183-ignition cylinder, 184-welding gun base, 185-welding gun, 19-flange slideway and 191-flange baffle plate.
Detailed Description
The invention will be further described with reference to the accompanying drawings in which:
shown by fig. 1-12, this take neck steel pipe flange automatic weld equipment, including band conveyer 1 and slope slip table 2, the both sides of slope slip table 2 are equipped with sideboard 3, slope slip table 2 is located band conveyer 1's output, first dam device 4, second dam device 5, third dam device 6, fourth dam device 7 and dustproof housing 8 are installed in proper order to the lower extreme of sideboard 3 on slope slip table 2, and third dam device 6 and fourth dam device 7 are located dustproof housing 8, and slope slip table 2 top and the below of third dam device 6 station department are equipped with pinch roller device 9 and riding wheel device 10 respectively, pinch roller device 9 includes pressurization cylinder 91 and pinch roller 92, and pinch roller 92 installs on pressurization cylinder 91's piston rod and reciprocates by pressurization cylinder 91 drive, riding wheel device 10 includes supporting wheel 101, drive wheel 102, The device comprises a sliding seat 103, a vertical guide rail 104, a base 105 and a lifting cylinder 106, wherein the vertical guide rail 104 and the lifting cylinder 106 are fixed on the base 105, the sliding seat 103 is installed on the vertical guide rail 104, the sliding seat 103 is connected to a piston rod of the lifting cylinder 106, the lifting cylinder 106 can drive the sliding seat 103 to slide up and down along the vertical guide rail 104, a driving wheel 102 is fixed on a driving wheel shaft 107 and is connected with a speed reducer 11 through chain transmission, and the speed reducer 11 is fixed on the sliding seat 103; a pinch roller device 9 and a riding wheel device 10 are respectively arranged above and below the inclined sliding table 2 at the station of the fourth material blocking device 7; the two sides of the dustproof housing 8 are provided with an automatic alignment conveying clamp 12 and a flange slideway 19, the automatic alignment conveying clamp 12 comprises an installation base 1201, a clamp sliding base 1202 and a propulsion cylinder 1203, the clamp sliding base 1202 is installed on the installation base 1201 and can slide along the installation base 1201, a piston rod of the propulsion cylinder 1203 is connected with the clamp sliding base 1202, a hollow rotating shaft 1204 is installed on the clamp sliding base 1202, one end of the hollow rotating shaft 1204 is provided with a clamp base 1205, at least three clamping jaws 1206 are hinged on the clamp base 1205, the other end of the hollow rotating shaft 1204 is fixedly provided with a clamping cylinder 1207, a piston rod of the clamping cylinder 1207 penetrates through the hollow rotating shaft 1204 and is hinged with one end of the clamping jaws 1206, an extensible alignment spring pin 1208 is installed on the clamp base 1205, the alignment spring pin 1208 can extend out and penetrate into a bolt hole of the flange, an alignment gear 1209 is fixed outside the hollow rotating shaft 1204, the alignment gear 1209 is engaged with an alignment rack 1211 connected on the piston rod of the alignment cylinder, the rotation angle of the alignment gear 1209 is not smaller than the included angle of two adjacent bolt holes on the flange, the bottom of the mounting base 1201 is connected with a clamp lifting cylinder 1212, the lowest end of the flange slideway 19 is provided with a flange baffle 191, and the upper part of the lowest end of the flange slideway 19 is open; an automatic ignition welding gun 18 is arranged obliquely above the joint of the flange neck opening and the outer wall of the steel pipe at the station of the third material blocking device 6, the automatic ignition welding gun 18 is arranged on the outer side of the joint of the flange inner hole and the steel pipe at the station of the fourth material blocking device 7, the automatic ignition welding gun 18 comprises a welding gun frame 181, a crank arm 182, an ignition cylinder 183 and a welding gun base 184, the crank arm 182 is hinged on the welding gun base 184, the welding gun frame 181 is fixed at one end of the crank arm 182, the welding gun 185 is fixed on the welding gun frame 181, and the other end of the crank arm 182 is hinged with a piston rod of the ignition cylinder 183; the dustproof shell 8 is communicated with an induced draft fan through an induced draft pipeline 13. Due to the adoption of the technical scheme, the metal pipe to be processed is transversely arranged on the belt conveyor 1 and then is conveyed to the inclined sliding table 2 by the belt conveyor 1, the metal pipe rolls downwards along the side plate 3, the metal pipe is stopped by the first material stopping device 4 when reaching the position of the first material stopping device 4, and the first material stopping device 4 and the second material stopping device 5 act sequentially to realize the conveying of the metal pipes one by one. When the laid metal pipe reaches the third material blocking device 6, the metal pipe is blocked and stopped by the third material blocking device 6, at this time, a pinch roller device 9 and a riding wheel device 10 at a station of the third material blocking device 6 work, a sliding seat 103 is lifted under the action of a lifting cylinder 106, so that a supporting wheel 101 and a driving wheel 102 support the metal pipe, a pinch roller 92 presses the metal pipe downwards under the action of a pressurizing cylinder 91, an automatic alignment conveying clamp 12 at two sides of a dustproof shell 8 starts to work, the air cylinder is pushed to push a clamp sliding seat 1202 to slide along a mounting seat 1201, so that a clamp seat 1205 is close to a flange, an alignment elastic pin 1208 is contacted with the end face of the flange, an alignment cylinder 1210 drives an alignment rack 1211 to move linearly, so that an alignment gear 1209 and a hollow rotating shaft 1204 rotate, and further the alignment elastic pin 1208 rotates, when the elastic pin 1208 corresponds to the bolt hole on the flange, the elastic pin 1208 enters the bolt hole and rotates along with the hollow rotating shaft, the piston rod of the alignment cylinder 1210 moves back to the initial position after reaching the maximum stroke, so that the bolt holes of each flange are in the same position. Next, the clamping cylinder 1207 works to enable the clamping jaw 1206 to clamp the flange, the propulsion cylinder 1203 resets, the clamp lifting cylinder 1212 lifts the mounting seat 1201 to enable the flange and the metal pipe to be coaxial, the propulsion cylinder 1203 pushes the clamp sliding seat 1202 to slide along the mounting seat 1201 again, the flange is sleeved at the end of the metal pipe, the automatic ignition welding gun 18 corresponding to the joint of the flange neck and the outer wall of the steel pipe at the station of the third material blocking device 6 works to perform spot welding, the automatic alignment conveying clamp 12 returns to the initial position, the metal pipe uniformly rotates under the friction force of the driving wheel 102, and continuous welding is performed on the joint of the flange neck and the outer wall of the steel pipe; after welding at the joint of the flange neck openings at the two ends of the metal pipe and the outer wall of the steel pipe is finished, the pinch roller device 9 is lifted, the riding wheel device 10 falls, the third material blocking device 6 retracts, the metal pipe with the flange rolls to the position of the fourth material blocking device 7 along the inclined sliding table 2 and stops, the positioning cylinders are arranged at the two sides of the position of the fourth material blocking device 7 to ensure the axial position of the flange, the pinch roller device 9 and the riding wheel device 10 at the position of the fourth material blocking device 7 start working, the metal pipe is tightly clamped, the automatic ignition welding gun 18 corresponding to the joint of the flange inner hole and the end part of the steel pipe at the position of the fourth material blocking device 7 works to carry out spot welding, the metal pipe uniformly rotates under the friction force of the driving wheel 102 to start continuous welding at the joint of the flange inner hole and the end part of the steel pipe, after the welding is finished, the pinch roller device 9 at the position of the fourth material blocking, the fourth material blocking device 7 retracts, and the welded metal pipe of the flange slides out along the inclined sliding table 2. The automatic alignment conveying clamp can be controlled by a PLC (programmable logic controller), the automatic alignment conveying clamp 12 and the automatic ignition welding gun 18 are adopted to realize full-automatic welding, the PLC is used for controlling, the working efficiency and the machining precision are effectively improved, the welding quality is good, the automation degree is higher, a relatively closed space is formed in the dustproof shell 8, negative pressure is formed in the dustproof shell 8 under the action of a fan, smoke generated in the welding process is discharged from the air suction pipeline 13 and is intensively treated, the smoke in a workshop is prevented from dispersing, the green production emission standard is achieved, the health of production workers is protected, the environment is effectively protected, and the workshop environment is not polluted.
The material blocking cylinders 15 are 2 and synchronous cylinders. The material blocking cylinder 15 can be arranged more according to the length of the metal pipe.
The lifting cylinders 106 are 2 and synchronous cylinders. The sliding seat 103 can be ensured to slide up and down smoothly, and jamming can not occur.
The number of the pinch rollers 92 is two, and each row is 2; the number of the supporting wheels 101 and the driving wheels 102 is 3. The pressing wheel 92, the supporting wheel 101 and the driving wheel 102 can rotate, and after the pressing wheel 92 is pressed tightly, the friction force between the driving wheel 102 and the outer wall of the metal pipe can be ensured to be enough to drive the metal pipe to rotate.
Claims (5)
1. The utility model provides a neck steel pipe flange automatic weld equipment, includes band conveyer (1) and slope slip table (2), the both sides of slope slip table (2) are equipped with sideboard (3), slope slip table (2) are located the output of band conveyer (1), its characterized in that: the lower end of an upper side plate (3) of the inclined sliding table (2) is sequentially provided with a first material blocking device (4), a second material blocking device (5), a third material blocking device (6), a fourth material blocking device (7) and a dustproof shell (8), the third material blocking device (6) and the fourth material blocking device (7) are positioned in the dustproof shell (8), a pinch roller device (9) and a riding wheel device (10) are respectively arranged above and below the inclined sliding table (2) at a station of the third material blocking device (6), the pinch roller device (9) comprises a pressurizing cylinder (91) and a pinch roller (92), the pinch roller (92) is arranged on a piston rod of the pressurizing cylinder (91) and is driven by the pressurizing cylinder (91) to move up and down, the riding wheel device (10) comprises a supporting wheel (101), a driving wheel (102), a sliding seat (103), a vertical guide rail (104), a base (105) and a lifting cylinder (106), a vertical guide rail (104) and a lifting cylinder (106) are fixed on a base (105), a sliding seat (103) is installed on the vertical guide rail (104), the sliding seat (103) is connected to a piston rod of the lifting cylinder (106), the lifting cylinder (106) can drive the sliding seat (103) to slide up and down along the vertical guide rail (104), a driving wheel (102) is fixed on a driving wheel shaft (107) and is connected with a speed reducer (11) through chain transmission, and the speed reducer (11) is fixed on the sliding seat (103); a pinch roller device (9) and a riding wheel device (10) are respectively arranged above and below the inclined sliding table (2) at the station of the fourth material blocking device (7); the automatic alignment conveying clamp comprises a dustproof shell (8), and is characterized in that automatic alignment conveying clamps (12) and flange slideways (19) are arranged on two sides of the dustproof shell (8), each automatic alignment conveying clamp (12) comprises an installation base (1201), a clamp sliding base (1202) and a propulsion cylinder (1203), each clamp sliding base (1202) is installed on the installation base (1201) and can slide along the installation base (1201), a piston rod of each propulsion cylinder (1203) is connected with each clamp sliding base (1202), a hollow rotating shaft (1204) is installed on each clamp sliding base (1202), a clamp base (1205) is arranged at one end of each hollow rotating shaft (1204), at least three clamping jaws (1206) are hinged to each clamp base (1205), a clamping cylinder (1207) is fixed at the other end of each hollow rotating shaft (1204), a piston rod of each clamping cylinder (1207) penetrates through each hollow rotating shaft (1204) and is hinged to one end of each clamping jaw (1206), and a telescopic alignment elastic pin (1208) is installed, an alignment elastic pin (1208) can extend out to penetrate into a bolt hole of a flange, an alignment gear (1209) is fixed outside the hollow rotating shaft (1204), the alignment gear (1209) is meshed with an alignment rack (1211) connected to a piston rod of an alignment cylinder (1210), the rotation angle of the alignment gear (1209) is not smaller than the included angle of two adjacent bolt holes on the flange, the bottom of the mounting seat (1201) is connected with a clamp lifting cylinder (1212), the lowest end of the flange slideway (19) is provided with a flange baffle plate (191), and the upper part of the lowest end of the flange slideway (19) is open; an automatic ignition welding gun (18) is arranged obliquely above the joint of the flange neck and the outer wall of the steel pipe at the station of the third material blocking device (6), an automatic ignition welding gun (18) is arranged on the outer side of the joint of the flange inner hole and the steel pipe at the station of the fourth material blocking device (7), the automatic ignition welding gun (18) comprises a welding gun frame (181), a crank arm (182), an ignition cylinder (183) and a welding gun base (184), the crank arm (182) is hinged to the welding gun base (184), the welding gun frame (181) is fixed to one end of the crank arm (182), a welding gun (185) is fixed to the welding gun frame (181), and the other end of the crank arm (182) is hinged to a piston rod of the ignition cylinder (183); the dustproof shell (8) is communicated with an induced draft fan through an induced draft pipeline (13).
2. The automatic welding equipment for the flange of the steel tube with the neck as claimed in claim 1, is characterized in that: the structure of first dam device (4), second dam device (5), third dam device (6) and fourth dam device (7) is the same, all includes striker plate (14), striker cylinder (15) and mount (16), mount (16) are fixed in the below of slope slip table (2), and striker cylinder (15) are fixed on mount (16), and striker plate (14) link to each other with the piston rod of striker cylinder (15), are equipped with bar hole (17) that supply striker plate (14) to stretch out on slope slip table (2), and striker plate (14) can stretch out the top of slope slip table (2) and retract the below of slope slip table (2) under the effect of striker cylinder (15).
3. The automatic welding equipment for the flange of the steel tube with the neck as claimed in claim 2, wherein: the material blocking cylinders (15) are 2 and synchronous cylinders.
4. The automatic welding equipment for the flange of the steel tube with the neck as claimed in claim 1, 2 or 3, wherein: the lifting cylinders (106) are 2 and synchronous cylinders.
5. The automatic welding equipment for the flange of the steel tube with the neck as claimed in claim 1, 2 or 3, wherein: the number of the pinch rollers (92) is two, and each row is 2; the number of the supporting wheels (101) and the number of the driving wheels (102) are 3.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711121385 | 2017-11-14 | ||
| CN2017111213857 | 2017-11-14 |
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| Publication Number | Publication Date |
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| CN108393555A CN108393555A (en) | 2018-08-14 |
| CN108393555B true CN108393555B (en) | 2020-02-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810184332.8A Active CN108393555B (en) | 2017-11-14 | 2018-03-07 | Automatic welding equipment for steel pipe flange with neck |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109531028A (en) * | 2018-12-05 | 2019-03-29 | 温州职业技术学院 | 90 degree of elbows and flange butt welding Semi-automatic device |
| CN110153300A (en) * | 2019-07-03 | 2019-08-23 | 浙江宏泽自动化设备有限公司 | Multistation pipe-expanding machine |
| CN110587129B (en) * | 2019-10-11 | 2021-09-21 | 安徽三诚管桩有限公司 | Automatic welding device for reinforcement cage manufactured by tubular piles |
| CN112518191B (en) * | 2020-10-16 | 2022-09-23 | 青岛畅隆重型装备有限公司 | Preparation process of high-pressure heater for steam turbine |
| CN112518190B (en) * | 2020-10-16 | 2022-12-20 | 青岛畅隆重型装备有限公司 | High-pressure heater and preparation device for steam turbine |
| CN113399806B (en) * | 2021-07-22 | 2022-09-02 | 温州职业技术学院 | Automatic welding equipment for large-drift-diameter 90-degree elbow |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1212912C (en) * | 2000-12-08 | 2005-08-03 | 白天海 | Flange positioner |
| CN2535168Y (en) * | 2002-04-26 | 2003-02-12 | 程以正 | Portablle boring machine |
| CN202336738U (en) * | 2011-11-03 | 2012-07-18 | 江苏高精机电装备有限公司 | Workpiece centering and clamping mechanism |
| CN104625549A (en) * | 2013-11-13 | 2015-05-20 | 无锡新奇特钣金机械有限公司 | Locating clamp for pipeline machining |
| CN104723166B (en) * | 2015-03-11 | 2017-11-10 | 温州职业技术学院 | Automobile sliding bearing oil filler point position alignment mechanism |
| CN104977215B (en) * | 2015-08-10 | 2017-06-13 | 温州职业技术学院 | Steel pipe air pressure resistance automatic checkout equipment |
| CN105043690B (en) * | 2015-08-31 | 2017-07-28 | 温州职业技术学院 | Valve automatic checkout equipment |
| CN107175809B (en) * | 2017-07-06 | 2019-05-10 | 温州职业技术学院 | Hot melt plastic expects pipe nozzle automatic flanging former |
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