CN115026392B - Flux leakage-proof device for submerged arc welding of steel pipe tower - Google Patents
Flux leakage-proof device for submerged arc welding of steel pipe tower Download PDFInfo
- Publication number
- CN115026392B CN115026392B CN202210508944.4A CN202210508944A CN115026392B CN 115026392 B CN115026392 B CN 115026392B CN 202210508944 A CN202210508944 A CN 202210508944A CN 115026392 B CN115026392 B CN 115026392B
- Authority
- CN
- China
- Prior art keywords
- rod
- fine adjustment
- connecting rod
- adjusting
- steel pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
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
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/18—Submerged-arc welding
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Arc Welding In General (AREA)
Abstract
A welding flux leakage-proof device for submerged arc welding of a steel pipe tower relates to an auxiliary device for welding, and the device comprises a support frame assembly (1), a guide adjustment assembly (2), an elastic fine adjustment assembly (3) and a support rod (4); the support frame assembly (1) comprises a support seat (1.1), a connecting rod fixing piece (1.2), a connecting rod (1.3) and an adjustable pin (1.4), wherein the connecting rod (1.3) is connected with the connecting rod fixing piece (1.2) and the supporting rod (4) through the adjustable pin (1.4), and the extension length of the connecting rod (1.3) and the angle of the supporting rod (4) are adjusted; according to the invention, the angle adjustment is realized by adjusting the expansion and contraction of the hydraulic rod before submerged arc welding, and when the deformation bulge or the recess of the steel pipe tower is encountered in the submerged arc welding process, the elastic fine adjustment assembly can rapidly adjust the upward movement or the downward movement of the copper rod through the spring, so that the copper rod is clung to the welding line of the steel pipe tower, and the flux leakage is prevented.
Description
Technical Field
The invention relates to an auxiliary device for welding, in particular to a flux leakage-proof device for submerged arc welding of a steel pipe tower.
Background
Steel plate bending and forming are commonly adopted in the steel pipe tower manufacturing industry, welding pipe buses are welded in a joint submerged arc mode by means of a steel pipe tower joint welding integrated machine, and production efficiency is high. However, when submerged arc welding is performed, problems such as the occurrence of a seam due to deformation of steel plates, a flux leakage phenomenon easily occurs in the welding process, the pile height of the flux is seriously affected, defects easily occur, and workpieces are easily damaged, resulting in an increase in production cost. To steel pipe tower welding flux leak protection generally adopts the bar copper laminating work piece surface, because the steel pipe tower is not horizontal welding, needs to guarantee the bar copper laminating work piece in real time, but current device exists the bar copper and can not hug closely the work piece in real time, needs the distance scheduling problem of real-time adjustment bar copper and work piece, and efficiency is lower.
Disclosure of Invention
The invention aims to provide a flux leakage-proof device for submerged arc welding of a steel pipe tower, wherein the angle of a copper bar is adjusted by adjusting the expansion and contraction of a hydraulic rod before submerged arc welding, and the copper bar is guided to be always kept under a welding line through a connecting rod and a lower adjusting rod in the submerged arc welding process. When encountering the deformation bulge or the recess of the steel pipe tower in the submerged arc welding process, the elastic fine adjustment assembly can quickly adjust the copper bar to move upwards or downwards through the spring, so that the copper bar is finally clung to the welding seam of the steel pipe tower, and flux leakage is prevented.
The invention aims at realizing the following technical scheme:
a welding flux leakage-proof device for submerged arc welding of a steel pipe tower comprises a support frame assembly, a guide adjusting assembly, an elastic fine adjusting assembly and a support rod; the support frame assembly comprises a support seat, a connecting rod fixing piece, a connecting rod and an adjustable pin, wherein the connecting rod is connected with the connecting rod fixing piece and the support rod through the adjustable pin, and the extending length of the connecting rod and the angle of the support rod are adjusted;
the guide adjusting assembly comprises a hydraulic cylinder, a hydraulic cylinder fastening bolt, an upper adjusting block, a pin and a lower adjusting rod, wherein the hydraulic cylinder is fixed on the supporting seat through the fastening bolt, the hydraulic cylinder is connected with the upper adjusting block through threads, the upper adjusting block is connected with the lower adjusting rod through the pin, and the inclination angle of the supporting rod is adjusted through the expansion of the hydraulic cylinder to enable the supporting rod to be consistent with the taper of the steel pipe tower and cling to a workpiece;
the elastic fine adjustment assembly comprises a copper bar, a positioning hole, a copper bar supporting surface, a fine adjustment screw, a fine adjustment base, a rear fine adjustment plate, a front fine adjustment plate, a left clamping plate, a right clamping plate, a spring guide post, a fine adjustment bottom plate and a spring, wherein the front fine adjustment plate and the rear fine adjustment plate in the fine adjustment base are connected with the positioning hole on the copper bar through the fine adjustment screw, and the spring is installed on the spring guide post and is attached to the copper bar to adjust the height of the copper bar so as to be clung to a welding seam of a steel pipe tower;
the supporting rod is respectively connected with the connecting rod in the supporting frame assembly, the lower adjusting rod in the guiding adjusting assembly and the fine adjusting bottom plate in the elastic fine adjusting assembly.
The welding flux leakage-proof device for submerged arc welding of the steel pipe tower is characterized in that the support frame assembly and the guide adjusting assembly are used for greatly adjusting the angle and the height of a copper rod through a connecting rod and a lower adjusting rod; the elastic fine tuning assembly is used for adjusting the height of the copper rod through a spring in a small amplitude.
The invention has the advantages and effects that:
according to the device, the copper bar is always kept close to the welding line of the steel pipe tower, the angle of the copper bar is adjusted by adjusting the expansion and contraction of the hydraulic rod before submerged arc welding, and the copper bar is always guided to be kept under the welding line by the connecting rod and the lower adjusting rod in the submerged arc welding process. When encountering the deformation bulge or the recess of the steel pipe tower in the submerged arc welding process, the elastic fine adjustment assembly can quickly adjust the copper bar to move upwards or downwards through the spring, so that the copper bar is finally clung to the welding seam of the steel pipe tower, and flux leakage is prevented.
Drawings
FIG. 1 is a schematic diagram of the general structure of a flux leakage prevention device for submerged arc welding of a steel pipe tower;
FIG. 2 is a schematic structural view of a support bracket assembly;
FIG. 3 is a schematic view of a guide adjustment assembly;
FIG. 4 is a schematic diagram of an elastic trimming assembly;
FIG. 5 is a schematic view of the structure of the elastic fine tuning base;
fig. 6 is a schematic structural view of a copper bar.
The components in the figure: the support frame assembly 1, the support seat 1.1, the connecting rod fixing piece 1.2, the connecting rod 1.3, the adjustable pin 1.4, the fixed pin 1.5, the guide adjustment group 2, the hydraulic cylinder 2.1, the hydraulic cylinder fastening bolt 2.2, the upper adjusting block 2.3, the pin 2.4, the lower adjusting rod 2.5, the elastic fine adjustment assembly 3, the copper rod 3.1, the positioning hole 3.1.1, the copper rod supporting surface 3.1.2, the fine adjustment screw 3.2, the fine adjustment base 3.3, the rear fine adjustment plate 3.3.1, the front fine adjustment plate 3.3.2, the left clamping plate 3.3.3, the right clamping plate 3.3.4, the spring guide post 3.3.5, the fine adjustment base plate 3.3.6, the spring 3.4 and the support rod 4.
Detailed Description
The invention will be described in detail with reference to the embodiments shown in the drawings
The utility model provides a steel pipe tower submerged arc welding flux leak protection device, includes support frame subassembly, direction adjustment subassembly, elasticity fine setting subassembly, bracing piece, its characterized in that: the support frame assembly comprises a support seat, a connecting rod fixing piece, a connecting rod and an adjustable pin, wherein the connecting rod is connected with the connecting rod fixing piece and the support rod through the adjustable pin, so that the extension length of the connecting rod and the angle of the support rod can be adjusted; the guide adjusting assembly comprises a hydraulic cylinder, a hydraulic cylinder fastening bolt, an upper adjusting block, a pin and a lower adjusting rod, wherein the hydraulic cylinder is fixed on the supporting seat through the fastening bolt, the hydraulic cylinder is connected with the upper adjusting block through threads, the upper adjusting block is connected with the lower adjusting rod through the pin, and the inclination angle of the supporting rod can be adjusted through the expansion and contraction of the hydraulic cylinder to enable the inclination angle of the supporting rod to be consistent with the conicity of the steel pipe tower, so that the supporting rod can be better clung to a workpiece; the elastic fine adjustment assembly comprises a copper bar (a positioning hole and a copper bar supporting surface), fine adjustment screws, a fine adjustment base (a rear fine adjustment plate, a front fine adjustment plate, a left clamping plate, a right clamping plate, a spring guide post and a fine adjustment bottom plate) and a spring, wherein the front fine adjustment plate and the rear fine adjustment plate in the fine adjustment base are connected with the positioning hole on the copper bar through the fine adjustment screws, and the spring is installed on the spring guide post and is attached to the copper bar to adjust the height of the copper bar so as to be clung to a welding seam of a steel pipe tower; the support rod is respectively connected with the connecting rod in the support frame assembly, the lower adjusting rod in the guide adjusting assembly and the fine adjusting bottom plate in the elastic fine adjusting assembly, the connecting rod and the lower adjusting rod in the guide adjusting assembly are positioned at the center of a welding seam of the steel tube tower, and the copper rod in the elastic fine adjusting assembly is always positioned under the welding seam.
The elastic fine tuning assembly comprises a copper bar (a positioning hole and a copper bar supporting surface), a fine tuning screw, a fine tuning base (a rear fine tuning plate, a front fine tuning plate, a left clamping plate, a right clamping plate, a spring guide post and a fine tuning bottom plate), and a spring, wherein the fine tuning screw penetrates through guide grooves in the front fine tuning plate and the rear fine tuning plate to be connected with the copper bar, so that fine tuning travel of the copper bar can be limited, the spring guide post is fixed on the fine tuning bottom plate, the spring is sleeved in the spring guide post, one end of the spring is tightly attached to the fine tuning bottom plate, the other end of the spring is tightly attached to the copper bar supporting surface, and the copper bar is tightly attached to the front fine tuning plate, the rear fine tuning plate, the left clamping plate and the right clamping plate and is tightly attached to a welding seam of a steel pipe tower through the spring.
The adjusting components are divided into two groups, the angle and the height of the copper bar are greatly adjusted by the support frame component and the guide adjusting component through the connecting rod and the lower adjusting rod, and the copper bar is always consistent with the welding line direction; the elastic fine adjustment assembly can adjust the height of the copper bar through a small spring.
Examples
As shown in the figure, the leakage-proof device for the submerged arc welding flux of the steel pipe tower comprises a support frame assembly 1, a guide adjusting assembly 2, an elastic fine adjusting assembly 3 and a support rod 4;
the support frame assembly comprises a support seat 1.1, a connecting rod fixing piece 1.2, a connecting rod 1.3 and an adjustable pin 1.4, wherein the connecting rod 1.3 is connected with the connecting rod fixing piece 1.2 and a support rod 4 through the adjustable pin 1.4, and the extension length of the connecting rod 1.3 and the angle of the support rod 4 can be adjusted;
the guide adjusting assembly 2 comprises a hydraulic cylinder 2.1, a hydraulic cylinder fastening bolt 2.2, an upper adjusting block 2.3, a pin 2.4 and a lower adjusting rod 2.5, wherein the hydraulic cylinder 2.1 is fixed on a supporting seat 1.1 through the fastening bolt 2.2, the hydraulic cylinder 2.1 is connected with the upper adjusting block 2.3 through threads, the upper adjusting block 2.3 is connected with the lower adjusting rod 2.5 through the pin 2.4, and the taper angle of the supporting rod 4 can be adjusted through the expansion and contraction of the hydraulic cylinder 2.1 to enable the angle to be consistent with the taper of a steel pipe tower, so that the workpiece can be better clung to the workpiece;
the elastic fine adjustment assembly 3 comprises a copper bar 3.1 (a positioning hole 3.1.1 and a copper bar supporting surface 3.1.2), a fine adjustment screw 3.2, a fine adjustment base 3.3 (a rear fine adjustment plate 3.3.1, a front fine adjustment plate 3.3.2, a left clamping plate 3.3.3, a right clamping plate 3.3.4, a spring guide post 3.3.5 and a fine adjustment bottom plate 3.3.6) and a spring 3.4, wherein the front fine adjustment plate and the rear fine adjustment plate in the fine adjustment base 3.3 are connected with the positioning hole 3.1.1 on the copper bar 3.1 through the fine adjustment screw 3.2, and the spring 3.4 is arranged on the spring guide post 3.3.5 and is attached with the copper bar 3.1 to adjust the height of the copper bar 3.1 so as to be clung to a welding seam of a steel pipe tower; the supporting rod 4 is respectively connected with a connecting rod 1.3 in the supporting frame assembly 1, a lower adjusting rod 2.5 in the guiding adjusting assembly 2 and a fine adjusting bottom plate 3.3.6 in the elastic fine adjusting assembly 3, the connecting rod 1.3 and the lower adjusting rod 2.5 in the guiding adjusting assembly 2 are positioned in the center of a welding line of the steel pipe tower, and the copper rod 3.1 in the elastic fine adjusting assembly 3 is always positioned under the welding line.
The elastic fine adjustment assembly 3 comprises a copper rod 3.1, a positioning hole 3.1.1, a copper rod supporting surface 3.1.2, a fine adjustment screw 3.2, a fine adjustment base 3.3, a rear fine adjustment plate 3.3.1, a front fine adjustment plate 3.3.2, a left side clamping plate 3.3.3, a right side clamping plate 3.3.4, a spring guide post 3.3.5, a fine adjustment base plate 3.3.6 and a spring 3.4, wherein the fine adjustment screw 3.2 penetrates through guide grooves in the front fine adjustment plate 3.3.2 and the rear fine adjustment plate 3.3.1 to be connected with the copper rod 3.1, fine adjustment travel of the copper rod 3.1 can be limited, the spring guide post 3.3.5 is fixed on the fine adjustment base plate 3.3.6, the spring 3.4 is sleeved in the spring guide post 3.3.5, one end of the spring 3.4 is tightly attached to the fine adjustment base plate 3.3.6, the other end is tightly attached to the copper rod supporting surface 3.1.4, the copper rod 3.1 is tightly attached to the front fine adjustment plate 3.2, the rear fine adjustment plate 3.1.1 is tightly attached to the copper rod 3.1, and the left side clamping plate 3.4 is tightly attached to the steel pipe 3.4 through welding joints.
The adjusting components are divided into two groups, and the angle and the height of the copper rod 3.1 are greatly adjusted by the support frame component 1 and the guide adjusting component 2 through the connecting rod 1.3 and the lower adjusting rod 2.5; the elastic fine adjustment component 3 can adjust the height of the copper bar 3.1 through the spring 3.4 in a small scale.
According to the device, before submerged arc welding, the hydraulic cylinder 2.1 adjusts the angle of the supporting rod 4 and enables the angle of the copper rod to be consistent with the taper of the steel pipe tower, and the generated displacement transmission route is as follows: 2.1 of a hydraulic cylinder, 2.3 of an upper adjusting block, 2.5 of a lower adjusting rod and 4 of a supporting rod; deformation protrusion or depression is encountered in submerged arc welding, and the spring 3.4 is clung to the copper bar supporting surface 3.1.2 to enable the copper bar to be clung to a welding line of the steel pipe tower, so that a transmission route for generating displacement is as follows: spring 3.4- & gt copper bar 3.1; thereby the copper bar 3.1 and the welding seam of the steel pipe tower are always kept close to each other.
Claims (1)
1. The welding flux leakage prevention device for submerged arc welding of the steel pipe tower is characterized by comprising a support frame assembly (1), a guide adjustment assembly (2), an elastic fine adjustment assembly (3) and a support rod (4); the support frame assembly (1) comprises a support seat (1.1), a connecting rod fixing piece (1.2), a connecting rod (1.3) and an adjustable pin (1.4), wherein the connecting rod (1.3) is connected with the connecting rod fixing piece (1.2) through the adjustable pin (1.4), and the connecting rod (1.3) is connected with the support rod (4) through a fixed pin (1.5);
the guide adjusting assembly (2) comprises a hydraulic cylinder (2.1), a hydraulic cylinder fastening bolt (2.2), an upper adjusting block (2.3), a pin (2.4) and a lower adjusting rod (2.5), wherein the hydraulic cylinder (2.1) is fixed on a supporting seat (1.1) through the fastening bolt (2.2), the hydraulic cylinder (2.1) is connected with the upper adjusting block (2.3) through threads, the upper adjusting block (2.3) is connected with the lower adjusting rod (2.5) through the pin (2.4), and the taper angle of a telescopic adjusting supporting rod (4) of the hydraulic cylinder (2.1) is consistent with the taper angle of a steel pipe tower and is tightly attached to a workpiece;
the elastic fine adjustment assembly (3) comprises a copper rod (3.1), a fine adjustment screw (3.2), a fine adjustment base (3.3) and a spring (3.4); the copper bar (3.1) comprises a positioning hole (3.1.1) and a copper bar supporting surface (3.1.2); the fine tuning base (3.3) comprises a rear fine tuning plate (3.3.1), a front fine tuning plate (3.3.2), a left clamping plate (3.3.3), a right clamping plate (3.3.4), a spring guide post (3.3.5) and a fine tuning bottom plate (3.3.6); the front and rear fine adjustment plates in the fine adjustment base (3.3) are connected with the positioning holes (3.1.1) on the copper bars (3.1) through fine adjustment screws (3.2), the springs (3.4) are arranged on the spring guide posts (3.3.5) and are attached to the copper bars (3.1), and the heights of the copper bars (3.1) are adjusted to be attached to welding seams of the steel pipe tower;
the supporting rod (4) is respectively connected with the connecting rod (1.3) in the supporting frame assembly (1), the lower adjusting rod (2.5) in the guiding adjusting assembly (2) and the fine adjusting bottom plate (3.3.6) in the elastic fine adjusting assembly (3);
the angle and the height of the copper bar are greatly adjusted by the support frame component (1) and the guide adjusting component (2) through the connecting rod (1.3) and the lower adjusting rod (2.5); the elastic fine adjustment component (3) adjusts the height of the copper bar through a small spring.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210508944.4A CN115026392B (en) | 2022-05-11 | 2022-05-11 | Flux leakage-proof device for submerged arc welding of steel pipe tower |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210508944.4A CN115026392B (en) | 2022-05-11 | 2022-05-11 | Flux leakage-proof device for submerged arc welding of steel pipe tower |
Publications (2)
Publication Number | Publication Date |
---|---|
CN115026392A CN115026392A (en) | 2022-09-09 |
CN115026392B true CN115026392B (en) | 2023-09-15 |
Family
ID=83121318
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210508944.4A Active CN115026392B (en) | 2022-05-11 | 2022-05-11 | Flux leakage-proof device for submerged arc welding of steel pipe tower |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN115026392B (en) |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN200963738Y (en) * | 2006-09-30 | 2007-10-24 | 中国南车集团铜陵车辆厂 | Mobile welding holding cushion |
CN201366569Y (en) * | 2008-12-10 | 2009-12-23 | 王明昆 | Graphite slider type circular seam welding flux pad |
CN201410599Y (en) * | 2009-05-26 | 2010-02-24 | 江苏玉龙钢管股份有限公司 | Lifting welding flux backing |
CN205166133U (en) * | 2015-11-11 | 2016-04-20 | 山东光磊钢结构工程有限公司 | Submerged arc welding solder flux leak protection device |
CN105499768A (en) * | 2016-01-14 | 2016-04-20 | 扬中申扬换热设备有限公司 | Tool special for submerged-arc welding |
CN105855675A (en) * | 2016-05-17 | 2016-08-17 | 山东电力建设第工程公司 | Flux falling prevention device for pipeline submerged arc welding |
CN206717249U (en) * | 2017-03-21 | 2017-12-08 | 山东能源重装集团宇洁环保工程有限公司 | Rotating disc type welding flux backing |
CN208195907U (en) * | 2018-04-28 | 2018-12-07 | 中石化石油工程技术服务有限公司 | Circumferential soldering flux pad in a kind of Lincoln weld |
CN211759111U (en) * | 2020-02-24 | 2020-10-27 | 广州正润焊接科技有限公司 | Circular seam lining mechanism and lining device with same |
-
2022
- 2022-05-11 CN CN202210508944.4A patent/CN115026392B/en active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN200963738Y (en) * | 2006-09-30 | 2007-10-24 | 中国南车集团铜陵车辆厂 | Mobile welding holding cushion |
CN201366569Y (en) * | 2008-12-10 | 2009-12-23 | 王明昆 | Graphite slider type circular seam welding flux pad |
CN201410599Y (en) * | 2009-05-26 | 2010-02-24 | 江苏玉龙钢管股份有限公司 | Lifting welding flux backing |
CN205166133U (en) * | 2015-11-11 | 2016-04-20 | 山东光磊钢结构工程有限公司 | Submerged arc welding solder flux leak protection device |
CN105499768A (en) * | 2016-01-14 | 2016-04-20 | 扬中申扬换热设备有限公司 | Tool special for submerged-arc welding |
CN105855675A (en) * | 2016-05-17 | 2016-08-17 | 山东电力建设第工程公司 | Flux falling prevention device for pipeline submerged arc welding |
CN206717249U (en) * | 2017-03-21 | 2017-12-08 | 山东能源重装集团宇洁环保工程有限公司 | Rotating disc type welding flux backing |
CN208195907U (en) * | 2018-04-28 | 2018-12-07 | 中石化石油工程技术服务有限公司 | Circumferential soldering flux pad in a kind of Lincoln weld |
CN211759111U (en) * | 2020-02-24 | 2020-10-27 | 广州正润焊接科技有限公司 | Circular seam lining mechanism and lining device with same |
Also Published As
Publication number | Publication date |
---|---|
CN115026392A (en) | 2022-09-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103240518B (en) | Special single-beat welding machine for steel bar trusses | |
CN203184822U (en) | Single-beat welding machine for steel bar truss | |
CN115026392B (en) | Flux leakage-proof device for submerged arc welding of steel pipe tower | |
CN211680726U (en) | Workpiece fixing device for mechanical welding | |
CN205520285U (en) | Barrel welding centering frock | |
CN206543975U (en) | A kind of welding operation special stand | |
CN107790881A (en) | A kind of metal sandwich boards laser welding machinery formula pressue device and application method | |
CN213333130U (en) | Furnace body height adjusting mechanism | |
CN113172329A (en) | Ultrasonic welding device | |
CN210146699U (en) | Machine tool of large bending machine | |
CN204053220U (en) | A kind of nut projection welding servicing unit | |
CN216066213U (en) | Frock is used in welding of bumper shock absorber casing support | |
CN108500487B (en) | Guide rail device for strip steel on-line laser welder | |
CN205702798U (en) | Angle welding is from motion tracking auxiliary welding device | |
CN214978471U (en) | Ultrasonic welding device | |
CN218964178U (en) | Elastic suspension type milling machine workbench extension device | |
CN216758674U (en) | Self-correcting adjustable branch pipe welding positioning device | |
CN218016770U (en) | Auxiliary welding device for multi-needle steel pipe | |
CN211840753U (en) | Special clamp for automatic welding | |
CN202744048U (en) | Bracket for horizontal guide rail in paper taking machine | |
CN211031367U (en) | Hydraulic driving device of oil pipe repairing equipment | |
CN212552211U (en) | Gantry type submerged arc welding machine | |
CN215616072U (en) | Radiator overlap joint welding jig | |
CN219379537U (en) | Welding table of welding device | |
CN215658707U (en) | Auxiliary support for welding metal plate |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |