CN110948096A - Automatic seam welder for reinforcement cage of special-shaped section concrete product - Google Patents
Automatic seam welder for reinforcement cage of special-shaped section concrete product Download PDFInfo
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- CN110948096A CN110948096A CN201911346785.7A CN201911346785A CN110948096A CN 110948096 A CN110948096 A CN 110948096A CN 201911346785 A CN201911346785 A CN 201911346785A CN 110948096 A CN110948096 A CN 110948096A
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- 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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/06—Resistance welding; Severing by resistance heating using roller electrodes
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- 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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/36—Auxiliary equipment
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Abstract
The invention relates to a seam welder, in particular to an automatic seam welder for a reinforcement cage of a concrete product with a special-shaped cross section. The special-shaped steel bar frame traction machine comprises a machine base, wherein a traction mechanism is arranged at the head of the machine base, a clamping mechanism is arranged on the traction mechanism, a portal frame is arranged at the middle of the machine base, a rotating disc is arranged in the portal frame, a rotating disc driving mechanism is arranged on the machine base, a tail seat is arranged at the tail of the machine base, a plurality of radial slideways are arranged in the rotating disc, a welding electrode assembly is arranged in each slideway, a central shaft is arranged between the center of the rotating disc and the tail seat, a profiling die assembly is sleeved at. The steel bar framework with various special-shaped sections and variable sections can be produced, the production efficiency is improved, and the production cost is low.
Description
Technical Field
The invention relates to a seam welder, in particular to an automatic seam welder for a reinforcement cage of a concrete product with a special-shaped cross section.
Background
With the common application of concrete products with special-shaped sections and variable sections (such as prefabricated inspection wells and the like), the requirements for special-shaped steel bar frameworks are increased, most of the concrete products are in the stage of manually manufacturing the steel bar frameworks at present, the labor cost is greatly improved, the manual welding cost is high, the efficiency is low, and the requirements for automatic seam welding equipment of the steel bar frameworks are increasingly urgent.
Disclosure of Invention
The invention aims to solve the technical problems and provides an automatic seam welder for a reinforcement cage of a concrete product with a special-shaped cross section.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the utility model provides an automatic seam welder of dysmorphism cross section concrete product framework of steel reinforcement, the test platform comprises a support, the head of frame is equipped with traction mechanism, the last fixture that is equipped with of traction mechanism, the middle part of frame is equipped with the portal frame, be equipped with the rotary disk in the portal frame, the frame is equipped with rotary disk actuating mechanism, the afterbody of frame is equipped with the tailstock, be equipped with a plurality of radial slides in the rotary disk, installation welding electrode subassembly in the slide, be equipped with the center pin between the center of rotary disk and the tailstock, the inner suit profile modeling mould subassembly of center pin, profile modeling mould subassembly and.
Compared with the prior art, the invention adopting the technical scheme has the beneficial effects that:
the steel bar framework with various special-shaped sections and variable sections can be produced, the production efficiency is improved, and the production cost is low.
Further, the optimization scheme of the invention is as follows:
the profiling die assembly is of a frame structure and comprises a left end plate and a right end plate, connecting holes are formed in the left end plate and the right end plate, and a plurality of connecting rods are arranged between the left end plate and the right end plate.
The profiling die assembly is of a cylindrical structure and comprises a left end plate and a right end plate, the left end plate and the right end plate are provided with connecting holes, and a cylinder body is arranged between the left end plate and the right end plate.
A parallel motion mechanism is arranged between the profiling die assembly and the tailstock and is driven by a reducing driving mechanism, the parallel motion mechanism comprises a central shaft, a lead screw nut, a sliding block and a supporting shaft, the tail end of the central shaft is installed on the tailstock through a bearing seat, the central shaft is of a hollow shaft structure, axial sliding grooves are symmetrically formed in the shaft wall of the inner end of the supporting shaft, the sliding block is installed in the sliding groove, the lead screw is arranged in the shaft hole of the central shaft, the lead screw nut matched with the lead screw is arranged at the outer end of the central shaft, and the inner; the inner side of the sliding block is fixedly connected with a supporting shaft, the supporting shaft penetrates through connecting holes at two ends of the profiling die assembly and is used for supporting the profiling die assembly, and a baffle is arranged at the inner end of the supporting shaft and is arranged on the inner side surface of the right end plate.
The reducing driving mechanism comprises a motor, a speed reducer, a driving wheel, a driven wheel and a transmission part, the speed reducer is driven by the motor, the motor and the speed reducer are installed in the tailstock, the driving wheel is installed on an output shaft of the speed reducer, a lead screw nut is fixedly connected with the driven wheel, and the driving wheel and the driven wheel are driven through the transmission part.
The welding electrode assembly comprises a sliding block seat, a sliding block body, a welding electrode, a conductive electrode, a sliding block pressing plate, a supporting wheel and a rib penetrating pipe, wherein the sliding block seat is installed in a sliding way, the sliding block pressing plate is arranged on the outer side of the sliding way, and the sliding block pressing plate is fixedly connected with the sliding block seat; the sliding block body is axially arranged at the lower end of the sliding block seat, a conductive electrode is arranged at the upper part of the sliding block body, and a welding electrode is arranged at the inner end of the sliding block body; the sliding block body, the sliding block seat and the sliding block pressing plate are respectively provided with a coaxial rib penetrating hole, and the outer end of the sliding block pressing plate is provided with a rib penetrating pipe which is coaxial with the rib penetrating hole; the lower part of the sliding block body is provided with a supporting wheel, and the supporting wheel corresponds to the sliding block seat.
The welding electrode assembly is provided with a pressing mechanism, the pressing mechanism comprises a spring seat plate, a spring, a positioning pin and a pin shaft seat, the spring seat plate is fixedly connected to the upper end of the sliding block seat, two ends of the spring seat plate are respectively connected to the upper end of the spring, the pin shaft seat is fixedly connected between adjacent slideways, the pin shaft seat is close to the center of the rotating disk, the positioning pin is fixedly connected with the pin shaft seat, and the lower end of the spring is connected with the positioning pin.
Drawings
FIG. 1 is a front view of an embodiment of the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a front view of a weld stack of an embodiment of the present invention;
FIG. 4 is a left side view of FIG. 3;
FIG. 5 is a schematic view of a contoured die assembly in the shape of a truncated pyramid in accordance with an embodiment of the present invention;
FIG. 6 is a schematic view of a frustoconical profiling module of an embodiment of the present invention;
fig. 7 is a schematic view of a rectangular parallelepiped-shaped reinforcing cage according to an embodiment of the present invention;
fig. 8 is a schematic view of a quadrangular frustum pyramid shaped steel reinforcement cage according to an embodiment of the present invention;
fig. 9 is a schematic view of an eccentric frustum shaped rebar skeleton of an embodiment of the invention;
fig. 10 is a schematic view of a frustum-shaped rebar skeleton of an embodiment of the invention;
in the figure, a rotating disk 1; a slideway 1-1; a rotating disc driving chain 1-2; welding the electrode assembly 2; an adjusting rod 2-1; 2-2 of a sliding block seat; 2-3 of a slide block pressing plate; 2-4 of a tension spring; conductive electrodes 2-5; welding electrodes 2-6; 2-7 parts of a sliding block body; 2-8 of supporting wheels; 2-9 parts of a wheel shaft; 2-10 parts of a spring seat plate; 2-11 of a rib penetrating pipe; 2-12 parts of a pin shaft seat; a support shaft 3; a clamping mechanism 4; a drawing mechanism 5; a profiling die assembly 6; a left endplate 6-1; a right end plate 6-2; 6-3 of a connecting rod; a parallel movement mechanism 7; 7-1 of a lead screw; 7-2 of a slide block; 7-3 of a support shaft; a central shaft 8; a tailstock 9; a reducing drive mechanism 10; a drive sprocket 10-1; 10-2 of a chain; a driven sprocket 10-3; a limiting wheel 11; a gantry 12; a welding mechanism 13; a main frame 14; a positioning pin 15; a rotary disc power mechanism 16; a machine base 17; longitudinal reinforcing bars 18; and a circumferential reinforcement 19.
Detailed Description
The invention is described in detail below with reference to the figures and examples.
Referring to fig. 1 and 2, an automatic seam welder for a steel bar framework of a concrete product with a special-shaped cross section comprises a rotating disc 1, a welding electrode assembly 2, a supporting shaft 3, a clamping mechanism 4, a traction mechanism 5, a profiling die assembly 6, a parallel motion mechanism 7, a central shaft 8, a tailstock 9, a reducing driving mechanism 10, a limiting wheel 11, a portal frame 12, a welding mechanism 13, a main frame 14 and a positioning pin 15; a rotary disc power mechanism 16 and a base 17. The head of the base 17 is provided with a traction mechanism 5, the traction mechanism 5 axially moves on the base 17, the traction mechanism 5 is provided with a clamping mechanism 4, and the clamping mechanism 4 is used for clamping the longitudinal steel bar 18 and driving the longitudinal steel bar 18 to rotate.
The middle part of the machine base 17 is provided with a portal frame 12, and the tail part of the machine base 17 is provided with a tail seat 9. Four groups of limiting wheels 11 are installed in a portal frame 12, a rotating disc 1 is installed between the four groups of limiting wheels 11, a groove structure is processed on the outer circumferential surface of the rotating disc 1, a circle of closed rotating disc driving chain 1-2 is welded to the groove structure, a rotating disc power mechanism 16 is installed on a machine base 17, the rotating disc power mechanism 16 is provided with a driving chain wheel, the driving chain wheel drives the rotating disc 1 to rotate through the rotating disc driving chain 1-2, and the four groups of limiting wheels 11 are used for supporting the rotating disc 1 and limiting the rotating disc 1 axially. The machine base 17 is provided with a main frame 14, the welding mechanism 13 is arranged on the main frame 14, and the welding mechanism 13 is provided with a welding power supply and a travelling mechanism. A central shaft 8 is arranged between the center of the rotating disc 1 and the tailstock 9, the tail end of the central shaft 8 is installed on the upper portion of the tailstock 9 through a bearing seat, and the central shaft 8 is a hollow shaft.
A plurality of radial slideways 1-1 are welded in the rotating disk 1, and the slideways 1-1 are formed by two parallel flat plates. The slideway 1-1 is internally provided with a welding electrode assembly 2 (shown in figures 3 and 4), and the welding electrode assembly 2 is arranged between two flat plates. The welding electrode assembly 2 is composed of a sliding block seat 2-2, a sliding block pressing plate 2-3, a conductive electrode 2-5, a welding electrode 2-6, a sliding block body 2-7, a supporting wheel 2-8, a wheel shaft 2-9, a rib penetrating pipe 2-11 and the like. The sliding block seat 2-2 is arranged in the sliding way 1-1, the sliding block seat 2-2 is formed by connecting a plurality of steel plates through bolts, a sliding block pressing plate 2-3 is arranged on the outer side of the sliding way 1-1, and the sliding block pressing plate 2-3 is fixedly connected with the sliding block seat 2-2. The lower end of the slider seat 2-2 is axially welded with the slider body 2-7, the upper part of the slider body 2-7 is provided with a conductive electrode 2-5, and the inner end of the slider body 2-7 is provided with a welding electrode 2-6. The sliding block body 2-7, the sliding block seat 2-2 and the sliding block pressing plate 2-3 are respectively provided with a coaxial rib penetrating hole, and the outer end of the sliding block pressing plate 2-3 is welded with a rib penetrating pipe 2-11 which is coaxial with the rib penetrating hole. The lower part of the sliding block body 2-7 is provided with a supporting wheel 2-8, the supporting wheel 2-8 is connected with the sliding block body 2-7 through a wheel shaft 2-9 and a vertical plate, and the supporting wheel 2-8 corresponds to the sliding block seat 2-2. The welding electrode assembly 2 is provided with a pressing mechanism, the pressing mechanism is composed of an adjusting rod 2-1, a spring 2-4, a spring seat plate 2-10, a positioning pin 15 and a pin shaft seat 2-12, the spring seat plate 2-10 is welded at the upper end of the slider seat 2-2, the adjusting rod 2-1 is respectively installed at two ends of the spring seat plate 2-10, the adjusting rod 2-1 is connected with the spring seat plate 2-10 through threads, the inner end of the adjusting rod 2-1 is connected with the outer end of the spring 2-4, the pin shaft seat 2-12 is welded between adjacent slide ways 1-1, the pin shaft seat 2-12 is close to the center of the rotating disk 1, the positioning pin 15 is fixedly connected with the pin shaft seat 2-12, the inner end of the spring 2-4 is connected with the positioning pin.
The inner end of the central shaft 8 is sleeved with a profiling die assembly 6, and the appearance of the profiling die assembly 6 is matched with the special-shaped section of the special-shaped steel bar framework. The profiling die assembly 6 is of a frame structure or a barrel structure, the profiling die assembly 6 of the frame structure is composed of a left end plate 6-1, a right end plate 6-2 and a connecting rod 6-3, two ends of the connecting rod 6-3 are fixedly connected with the left end plate 6-1 and the right end plate 6-2 respectively, connecting holes are processed in the left end plate 6-1 and the right end plate 6-2 respectively, the left end plate 6-1 and the right end plate 6-2 can also adopt the frame structure, and the connecting rod 6-3 is made of round steel, square steel, steel pipes or steel plates. The profiling die assembly 6 of the cylinder structure comprises a left end plate 6-1, a right end plate 6-2 and a cylinder (not shown in the figure), wherein the left end plate 6-1 and the right end plate 6-2 are respectively provided with a connecting hole, and the cylinder is welded between the left end plate 6-1 and the right end plate 6-2. The profiling die assembly 6 has various shapes such as a cube, an eccentric frustum shape, a quadrangular frustum shape (shown in fig. 5), a truncated cone shape (shown in fig. 6), an eccentric quadrangular frustum shape and the like.
A parallel motion mechanism 7 is arranged between the profiling die assembly 6 and the tailstock 9, and the parallel motion mechanism 7 is driven by a reducing driving mechanism 10. The parallel movement mechanism 7 comprises a central shaft 8, a lead screw 7-1, a lead screw nut, a slide block 7-2 and a support shaft 7-3, axial sliding grooves are symmetrically formed in the shaft wall of the inner end of the central shaft 8, the slide block 7-2 is installed in the sliding grooves, the lead screw 7-1 is installed in a shaft hole of the central shaft 8, the lead screw nut matched with the lead screw 7-1 is installed at the outer end of the central shaft 8, the lead screw nut is axially limited, and the inner end of the lead screw 7-1 is fixedly connected with the slide block 7-2. The inner side of the sliding block 7-2 is connected with the outer end of the supporting shaft 7-3 through a bolt, the sliding block 7-2 is detachably connected with the supporting shaft 7-3, the supporting shaft 7-3 is arranged in a shaft hole of the central shaft 8, the supporting shaft 7-3 is of a hollow shaft structure, the supporting shaft 7-3 penetrates through connecting holes at two ends of the profiling die assembly 6, a baffle is welded at the inner end of the supporting shaft 7-3, and the baffle is arranged on the inner side face of the right end plate 6-2. The reducing driving mechanism 10 is composed of a motor and a speed reducer (not shown in the figure), a driving chain wheel 10-1, a chain 10-2 and a driven chain wheel 10-3, the speed reducer is driven by the motor, the motor and the speed reducer are installed in a tailstock 9, the driving chain wheel 10-1 is installed on an output shaft of the speed reducer, a lead screw nut is fixedly connected with the driven chain wheel 10-3, the driving chain wheel 10-1 and the driven chain wheel 10-3 are driven through the chain 10-2, the driven chain wheel 10-3 drives the lead screw nut to rotate, and the lead screw nut drives a lead screw 7-1 to axially move.
The working process of the embodiment is (taking a rectangular parallelepiped profiling module as an example): assembling a rectangular profiling mold assembly 6 on a supporting shaft 7-3, installing a welding electrode assembly 2 in a slideway 1-1, supporting wheels 2-8 prop against the profiling mold assembly, wherein one end of a tension spring 2-4 on the welding electrode assembly 2 is arranged on a spring seat plate 2-10, and the other end of the tension spring 2-4 is fixed on a positioning pin 15 of a rotating disc 1, so that the welding electrode assembly 2 is always abutted against the profiling mold assembly 6; the rotating disc 1 is driven by the rotating disc power mechanism 16 to rotate, the clamping mechanism 4 is used for clamping and drawing the longitudinal steel bars to move on the base 17, the clamping mechanism 4 rotates synchronously with the rotating disc 1, the welding mechanism 13 performs profiling motion with the rotating disc 1, the longitudinal steel bars 18 and the circumferential steel bars 19 are compacted and welded together, and the welding mechanism 13 is provided with a welding power supply and a travelling mechanism. When the reducing driving mechanism 10 drives the parallel motion mechanism 7 to move back and forth, the profiling die assembly 6 also moves back and forth along with the reducing driving mechanism to realize the change of specifications, when the profiling die assembly 6 is at a certain position and is static, a framework with a uniform section is produced, and when the profiling mechanism moves at a uniform speed in the welding process, a framework with a variable section is produced (shown in figure 7). By replacing different profiling die assemblies 6, different profiled reinforcing bar frameworks (shown in figures 8, 9 and 10) can be produced.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an automatic seam welder of dysmorphism cross section concrete product framework of steel reinforcement, includes the frame, and the head of frame is equipped with traction mechanism, is equipped with fixture in the traction mechanism, and the middle part of frame is equipped with the portal frame, is equipped with the rotary disk in the portal frame, and the frame is equipped with rotary disk actuating mechanism, and the afterbody of frame is equipped with the tailstock, is equipped with a plurality of radial slides in the rotary disk, and installation welding electrode subassembly in the slide is equipped with center pin, its characterized in that between the center of rotary disk and the tailstock: the inner end of the central shaft is sleeved with a profiling die assembly, and the profiling die assembly is matched with the special-shaped steel bar framework.
2. The automatic seam welder for the reinforcement cage of the special-shaped section concrete product according to claim 1, characterized in that: the profiling die assembly is of a frame structure and comprises a left end plate and a right end plate, connecting holes are formed in the left end plate and the right end plate, and a plurality of connecting rods are arranged between the left end plate and the right end plate.
3. The automatic seam welder for the reinforcement cage of the special-shaped section concrete product according to claim 1, characterized in that: the profiling die assembly is of a cylindrical structure and comprises a left end plate and a right end plate, the left end plate and the right end plate are provided with connecting holes, and a cylinder body is arranged between the left end plate and the right end plate.
4. The automatic seam welder for the reinforcement cage of the special-shaped section concrete product according to claim 1, characterized in that: a parallel motion mechanism is arranged between the profiling die assembly and the tailstock and is driven by a reducing driving mechanism, the parallel motion mechanism comprises a central shaft, a lead screw nut, a sliding block and a supporting shaft, the tail end of the central shaft is installed on the tailstock through a bearing seat, the central shaft is of a hollow shaft structure, axial sliding grooves are symmetrically formed in the shaft wall of the inner end of the supporting shaft, the sliding block is installed in the sliding groove, the lead screw is arranged in the shaft hole of the central shaft, the lead screw nut matched with the lead screw is arranged at the outer end of the central shaft, and the inner; the inner side of the sliding block is fixedly connected with a supporting shaft, the supporting shaft penetrates through connecting holes at two ends of the profiling die assembly and is used for supporting the profiling die assembly, and a baffle is arranged at the inner end of the supporting shaft and is arranged on the inner side surface of the right end plate of the profiling die assembly.
5. The automatic seam welder for the reinforcement cage of the special-shaped section concrete product according to claim 4, wherein: the reducing driving mechanism comprises a motor, a speed reducer, a driving wheel, a driven wheel and a transmission part, the speed reducer is driven by the motor, the motor and the speed reducer are installed in the tailstock, the driving wheel is installed on an output shaft of the speed reducer, a lead screw nut is fixedly connected with the driven wheel, and the driving wheel and the driven wheel are driven through the transmission part.
6. The automatic seam welder for the reinforcement cage of the special-shaped section concrete product according to claim 1, characterized in that: the welding electrode assembly comprises a sliding block seat, a sliding block body, a welding electrode, a conductive electrode, a sliding block pressing plate, a supporting wheel and a rib penetrating pipe, wherein the sliding block seat is installed in a sliding way, the sliding block pressing plate is arranged on the outer side of the sliding way, and the sliding block pressing plate is fixedly connected with the sliding block seat; the sliding block body is axially arranged at the lower end of the sliding block seat, a conductive electrode is arranged at the upper part of the sliding block body, and a welding electrode is arranged at the inner end of the sliding block body; the sliding block body, the sliding block seat and the sliding block pressing plate are respectively provided with a coaxial rib penetrating hole, and the outer end of the sliding block pressing plate is provided with a rib penetrating pipe which is coaxial with the rib penetrating hole; the lower part of the sliding block body is provided with a supporting wheel, and the supporting wheel corresponds to the sliding block seat.
7. The automatic seam welder for the reinforcement cage of the special-shaped section concrete product according to claim 1, characterized in that: the welding electrode assembly is provided with a pressing mechanism, the pressing mechanism comprises a spring seat plate, a spring, a positioning pin and a pin shaft seat, the spring seat plate is fixedly connected to the upper end of the sliding block seat, two ends of the spring seat plate are respectively connected to the upper end of the spring, the pin shaft seat is fixedly connected between adjacent slideways, the pin shaft seat is close to the center of the rotating disk, the positioning pin is fixedly connected with the pin shaft seat, and the lower end of the spring is connected with the positioning pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911346785.7A CN110948096A (en) | 2019-12-24 | 2019-12-24 | Automatic seam welder for reinforcement cage of special-shaped section concrete product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911346785.7A CN110948096A (en) | 2019-12-24 | 2019-12-24 | Automatic seam welder for reinforcement cage of special-shaped section concrete product |
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| CN110948096A true CN110948096A (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911346785.7A Pending CN110948096A (en) | 2019-12-24 | 2019-12-24 | Automatic seam welder for reinforcement cage of special-shaped section concrete product |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111843156A (en) * | 2020-07-23 | 2020-10-30 | 江苏维骏工业设备有限公司 | Automatic seam welder with variable processing diameter |
| CN112475721A (en) * | 2020-11-16 | 2021-03-12 | 江苏科技大学 | Non-circular cross section steel reinforcement framework seam welder |
| CN112475722A (en) * | 2020-11-16 | 2021-03-12 | 江苏科技大学 | Forming mechanism and forming method of bilateral symmetry type cross section steel bar framework seam welder |
| CN112475719A (en) * | 2020-11-16 | 2021-03-12 | 江苏科技大学 | Forming mechanism of non-circular cross-section steel bar framework seam welder |
| CN113070559A (en) * | 2021-04-14 | 2021-07-06 | 浙江鸿盛新材料科技集团股份有限公司 | Welding electrode, welding device and dust bag cage |
| CN116652470A (en) * | 2023-07-26 | 2023-08-29 | 广州市通骏机械设备有限公司 | Welding equipment for annular steel bar connection |
-
2019
- 2019-12-24 CN CN201911346785.7A patent/CN110948096A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111843156A (en) * | 2020-07-23 | 2020-10-30 | 江苏维骏工业设备有限公司 | Automatic seam welder with variable processing diameter |
| CN112475721A (en) * | 2020-11-16 | 2021-03-12 | 江苏科技大学 | Non-circular cross section steel reinforcement framework seam welder |
| CN112475722A (en) * | 2020-11-16 | 2021-03-12 | 江苏科技大学 | Forming mechanism and forming method of bilateral symmetry type cross section steel bar framework seam welder |
| CN112475719A (en) * | 2020-11-16 | 2021-03-12 | 江苏科技大学 | Forming mechanism of non-circular cross-section steel bar framework seam welder |
| CN112475719B (en) * | 2020-11-16 | 2022-07-01 | 江苏科技大学 | Forming mechanism of non-circular cross-section steel bar framework seam welder |
| CN112475722B (en) * | 2020-11-16 | 2022-08-19 | 江苏科技大学 | Forming mechanism and forming method of bilateral symmetry type cross section steel bar framework seam welder |
| CN113070559A (en) * | 2021-04-14 | 2021-07-06 | 浙江鸿盛新材料科技集团股份有限公司 | Welding electrode, welding device and dust bag cage |
| CN116652470A (en) * | 2023-07-26 | 2023-08-29 | 广州市通骏机械设备有限公司 | Welding equipment for annular steel bar connection |
| CN116652470B (en) * | 2023-07-26 | 2023-09-26 | 广州市通骏机械设备有限公司 | Welding equipment for annular steel bar connection |
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