CN112605549A - Automatic welding machine for production of reinforced concrete civil air defense door frame - Google Patents
Automatic welding machine for production of reinforced concrete civil air defense door frame Download PDFInfo
- Publication number
- CN112605549A CN112605549A CN202011618644.9A CN202011618644A CN112605549A CN 112605549 A CN112605549 A CN 112605549A CN 202011618644 A CN202011618644 A CN 202011618644A CN 112605549 A CN112605549 A CN 112605549A
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- CN
- China
- Prior art keywords
- plate
- welding
- door frame
- reinforced concrete
- air defense
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Classifications
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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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- 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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
-
- 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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
Abstract
The invention discloses an automatic welding machine for producing a reinforced concrete civil air defense door frame, which comprises a support frame, wherein one end of the top surface of the support frame is provided with a welding box, one side of the welding box is provided with a welding component, the bottom of the welding box is provided with an opening, a clamping component is arranged in the opening, one side of the welding box is provided with a placing component, and the other side of the welding box is provided with a transmission component matched with the placing component.
Description
Technical Field
The invention belongs to the technical field of civil air defense doors, and particularly relates to an automatic welding machine for producing a reinforced concrete civil air defense door frame.
Background
The civil air defense door is the door of people's protection engineering access & exit, and the classification of civil air defense door is more bright, has ordinary list, biparting protective airtight door and sealed door, and multiple civil air defense equipment such as threshold list, biparting protective airtight door and sealed door of living, and the civil air defense door generally has concrete and two kinds of steel, and the civil air defense door size width is different as required, generally between 800mm to 2000mm, and the civil air defense door model has a lot of, and the civil air defense door mainly includes door frame and door leaf.
Reinforced concrete people's air defense door frame need weld it at the primary forming in-process, need weld bearing plate and oblique band steel simultaneously on the door frame angle steel promptly, the four guns welding machines that have on the market are equipped with the clamping device who is used for pressing from both sides tight door frame angle steel, bearing plate and oblique band steel in the bottom of welding the case, press from both sides tightly it through clamping device, four groups of welding heads weld its junction simultaneously, after the welding is accomplished, loosen clamping device after, advance to a position and continue the welding through transmission or manual work promotion door frame angle steel and bearing plate and oblique band steel, so relapse until the welding is accomplished.
The welding mode is characterized in that the product is welded intermittently through the elastic clamping device, the welding time is long, the clamping device is used for a long time, the product is easy to damage, and the service life of the clamping device is shortened.
Disclosure of Invention
OBJECT OF THE INVENTION
The invention provides an automatic welding machine for producing a reinforced concrete civil air defense door frame, which solves the technical problems that the existing welding machine for producing the reinforced concrete civil air defense door frame in the background art intermittently welds products through an elastic clamping device, the welding time is long, the clamping device is used for a long time, the products are easily damaged, and the service life of the clamping device is shortened.
Technical scheme
In order to achieve the purpose, the technical scheme provided by the invention is as follows: the automatic welding machine for the production of the reinforced concrete civil air defense door frame comprises a support frame, wherein a welding box is arranged at one end of the top surface of the support frame, a welding assembly is arranged on one side of the welding box, an opening is formed in the bottom of the welding box, a clamping assembly is arranged in the opening, a placing assembly is arranged on one side of the welding box, and a transmission assembly matched with the placing assembly is arranged on the other side of the welding box.
The further improvement lies in that: the welding subassembly includes first L template, sets up the worker's board on first L template top and sets up the second L template on worker's board top, first L template one side is equipped with the arc wall, it is equipped with four groups welder to slide on the arc wall direction, and four groups welder are including setting up the first welder in the arc wall outside and setting up the second welder inboard at the arc wall, and are two sets of first welder is equipped with the head rod respectively, the head rod passes arc wall, worker's board and second L template, and with the setting be in the first motor of second L template terminal surface rotates and is connected, and is two sets of second welder is equipped with the second connecting rod respectively, the second connecting rod passes arc wall, worker's board and second L template to be in with the setting the second motor of worker's board one side rotates and connects.
The further improvement lies in that: the first L-shaped plate is provided with a first cylinder and a second cylinder respectively, the output end of the first cylinder is connected with the tool plate, and the output end of the second cylinder penetrates through the tool plate and is connected with the second L-shaped plate.
The further improvement lies in that: the first motor and the second motor are arranged on the end faces of one side of the second L-shaped plate and the tool-shaped plate in a sliding mode respectively.
The further improvement lies in that: the block subassembly sets up in the opening, be equipped with the installation arch in the opening, the block subassembly is including setting up the bellied both sides of installation and rather than the first mounting panel and the second mounting panel of looks adaptation, first mounting panel and second mounting panel are close to the bellied one side of installation is equipped with ball group, the other end of first mounting panel and second mounting panel all is fixed in the open-ended inboard through spring group, just first mounting panel and second mounting panel slide respectively and set up the internal orifice top.
The further improvement lies in that: the placing assembly comprises a mounting block, a supporting inclined plate is arranged at the bottom of the mounting block, the mounting block and the supporting inclined plate are fixed on the supporting frame, a plurality of adjusting units are arranged on the mounting block and comprise connecting plates, each connecting plate comprises a first connecting plate and a second connecting plate, the first connecting plate is clamped on the end face of the second connecting plate, a mounting seat is arranged on each connecting plate, an adjusting ring is arranged in each mounting seat in a sliding mode, and a pressing pin is arranged at the top of each mounting seat.
The further improvement lies in that: the transmission assembly comprises a transmission guide rail, a transmission plate is arranged on the transmission guide rail in a sliding mode, two groups of transmission boxes are symmetrically arranged on the transmission plate, a support box is arranged between the transmission boxes, one side, close to the welding box, of the support box is provided with a linkage plate, and a positioning rod is arranged at the bottom end of the inner portion of the linkage plate.
The further improvement lies in that: the bottom both ends symmetry of driving plate is equipped with the stopper, be equipped with spacing slide bar in the stopper, it is two sets of spacing slide bar other end slides respectively and sets up the both sides of welding case.
The further improvement lies in that: the welding assembly further comprises welding wire barrels arranged at two ends of the support frame, and the welding wire barrels provide welding wires for the welding guns, so that the welding guns can weld continuously.
Advantageous effects
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:
the welding wire barrel can realize the simultaneous continuous welding of four welding seams of the door frame, improve the efficiency, barrel-pack the integrated welding wire and reduce the time cost of replacing the welding wire.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a welded assembly according to the present invention;
FIG. 3 is a rear view of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic view of a tooling plate construction of the present invention;
FIG. 5 is a schematic structural view of a second L-shaped plate according to the present invention;
FIG. 6 is a schematic view of an overall structure of the engaging assembly according to embodiment 1 of the present invention;
FIG. 7 is a schematic view of a placement assembly of the present invention;
FIG. 8 is a schematic view of the transmission assembly of the present invention;
FIG. 9 is a schematic structural diagram of a fastening assembly according to embodiment 2 of the present invention;
FIG. 10 is a schematic view of the processing structure of the present invention.
Reference numerals
1-a support frame; 2-welding a box; 3-welding the assembly; 301-a first L-shaped plate; 302-a tooling plate; 303-a second L-shaped plate; 304-an arcuate slot; 305-a first welding gun; 306-a second welding gun; 307-a first connecting rod; 308-a first motor; 309-a second connecting rod; 310-a second motor; 311-a first cylinder; 312-a second cylinder; 4-opening; 401-mounting a projection; 402-a ball group; 5-clamping the assembly; 501-a first mounting plate; 502-a second mounting plate; 503-spring set; 504-a mount; 505-a first mounting structure; 506-a second mounting structure; 507-rolling balls; 508-a resilient member; 509-a buffer spring; 6-placing the components; 601-a mounting block; 602-supporting sloping plates; 603-connecting plates; 604-a mounting seat; 605-adjusting ring; 606-hold down pins; 7-a transmission assembly; 701-a transport rail; 702-a drive plate; 703-a transmission case; 704-a support box; 705-linkage plate; 706-positioning rod; 707-a stop block; 708-limit slide bar.
Detailed Description
In order to facilitate an understanding of the invention, the invention will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the invention are shown, but which may be embodied in many different forms and are not limited to the embodiments described herein, but rather are provided for the purpose of providing a more thorough disclosure of the invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; the terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention; as used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Example 1
Referring to fig. 1-10, the embodiment discloses an automatic welding machine for producing a reinforced concrete civil air defense door frame, which comprises a support frame 1, wherein a welding box 2 is arranged at one end of the top surface of the support frame 1, a welding component 3 is arranged on one side of the welding box 2, an opening 4 is arranged at the bottom of the welding box 2, a clamping component 5 is arranged in the opening 4, a placing component 6 is arranged on one side of the welding box 2, and a transmission component 7 matched with the placing component 6 is arranged on the other side of the welding box 2.
The welding assembly 3 comprises a first L-shaped plate 301, a tool plate 302 arranged at the top end of the first L-shaped plate 301, and a second L-shaped plate 303 arranged at the top end of the tool plate 302, an arc-shaped groove 304 is formed on one side of the first L-shaped plate 301, four sets of welding guns are slidably arranged in the direction of the arc-shaped groove 304, each set of welding guns comprises a first welding gun 305 arranged on the outer side of the arc-shaped groove 304 and a second welding gun 306 arranged on the inner side of the arc-shaped groove 304, two sets of the first welding guns 305 are respectively provided with a first connecting rod 307, the first connecting rod 307 passes through the arc-shaped groove 304, the I-shaped plate 302 and the second L-shaped plate 303, and is rotatably connected with a first motor 308 arranged on the end surface of the second L-shaped plate 303, two groups of second welding guns 306 are respectively provided with a second connecting rod 309, the second connecting rod 309 passes through the arc-shaped groove 304, the tooling plate 302 and the second L-shaped plate 303 and is rotatably connected with a second motor 310 arranged on one side of the tooling plate 302.
The first L-shaped plate 301 is provided with a first air cylinder 311 and a second air cylinder 312 respectively, the output end of the first air cylinder 311 is connected with the tool plate 302, and the output end of the second air cylinder 312 penetrates through the tool plate 302 and is connected with the second L-shaped plate 303.
The bottoms of the first motor 308 and the second motor 310 are respectively arranged on one side end surface of the second L-shaped plate 303 and the tooling plate 302 in a sliding manner.
Welding position in the current welding machine is adjusted through bolt and nut, and manual mode of adjustment, inconvenient operation, and when the welding machine live time overlength after, bolt and nut rust easily to lead to the welder position to be difficult to adjust.
The clamping assembly 5 is arranged in the opening 4, an installation protrusion 401 matched with the processing accessory support plate and the inclined flat steel is arranged in the opening 4, the clamping assembly 5 comprises a first installation plate 501 and a second installation plate 502 which are arranged on two sides of the installation protrusion and matched with the installation protrusion, a ball group 402 is arranged on one side, close to the installation protrusion 401, of the first installation plate 501 and one side, close to the installation protrusion 401, of the second installation plate 502, the other ends of the first installation plate 501 and the second installation plate 502 are fixed on the inner side of the opening 4 through a spring group 503, and the first installation plate 501 and the second installation plate 502 are arranged at the top of the opening 4 in a sliding mode respectively.
Put subassembly 6 including installation piece 601, the bottom of installation piece 601 is equipped with supports swash plate 602, installation piece 601 with support swash plate 602 and all fix on support frame 1, be equipped with a plurality of regulating unit on the installation piece 602, the regulating unit includes connecting plate 603, connecting plate 603 is a liftable structure, and one side of connecting plate 603 is equipped with the support tripod, and connecting plate 603 includes first connecting plate and second connecting plate, first connecting plate block is in the terminal surface of second connecting plate, be equipped with mount pad 604 on the connecting plate 603, it is equipped with adjustable ring 605 to slide in the mount pad 604, just mount pad 604 top is equipped with compresses tightly round pin 606, compresses tightly round pin 606 and is used for adjusting the extension length of adjustable ring 605, extensive applicability.
The transmission assembly 7 comprises a transmission guide rail 701, a transmission plate 702 is arranged on the transmission guide rail 701 in a sliding mode, two groups of transmission boxes 703 are symmetrically arranged on the transmission plate 702, a support box 704 is arranged between the two groups of transmission boxes 703, a linkage plate 705 matched with the door frame angle steel is arranged on one side, close to the welding box 2, of the support box 704, a positioning rod 706 used for placing the door frame angle steel is arranged at the bottom end inside the linkage plate 705, and the linkage plate 705 penetrates through an opening and is matched with a connecting plate 603 for use, so that the door frame angle steel with different sizes is installed, the transmission part of the transmission assembly 7 is the prior art, and details are not given.
The bottom of the supporting box 704 is provided with a self-locking lifting column, so that the door frame angle steel can be conveniently placed together with the connecting plate 603.
The adjusting ring 605, the linking plate 705 and the positioning rod 706 are used together to clamp the angle steel of the door frame.
Two ends of the bottom of the transmission plate 705 are symmetrically provided with limiting blocks 707, limiting slide bars 708 are arranged in the limiting blocks 707, and the other ends of the two groups of limiting slide bars 708 are respectively arranged at two sides of the welding box 2 in a sliding manner.
The welding assembly 3 further comprises welding wire barrels arranged at two ends of the support frame 1, and the welding wire barrels provide welding wires for the welding guns, so that the welding guns can weld continuously.
During operation, if the first cylinder 311 is started, the tooling plate 302 is controlled to move upwards, so that the first connecting rod 307 in the chute of the tooling plate 302 is driven to move upwards, and the first welding gun 305 connected with the first connecting rod 307 is driven to move upwards in the arc-shaped groove 304;
on the contrary, the first air cylinder 311 controls the tooling plate 302 to move downwards, so that the first welding gun 305 can move downwards in the arc-shaped groove 304;
similarly, if the second cylinder 312 is started, the second L-shaped plate 303 is controlled to move upwards, so as to drive the second connecting rod 309 in the sliding groove of the second L-shaped plate 303 to move upwards, and further drive the second welding gun 306 connected with the second connecting rod 309 to move upwards in the arc-shaped groove 304;
on the contrary, the second L-shaped plate 303 is controlled to move downwards by the second cylinder 312, so that the second welding gun 306 can move downwards in the arc-shaped groove 304;
meanwhile, the first motor 308 is started to control the first connecting rod 307 to rotate, so that the first welding gun 305 can be further controlled to rotate by a required angle;
similarly, the second motor 310 is activated to control the rotation of the second connecting rod 309, thereby further controlling the rotation of the second welding gun 306 by a desired angle.
Features of the invention not described in detail are prior art.
Example 2
The above-mentioned embodiments only express a certain implementation mode of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention; it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which are within the protection scope of the present invention; therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (9)
1. The utility model provides an automatic weld machine of reinforced concrete people's air defense door frame production usefulness, includes support frame (1), support frame (1) top surface one end is equipped with welding case (2), one side of welding case (2) is equipped with welded assembly (3), the bottom of welding case (2) is equipped with opening (4), be equipped with block subassembly (5) in opening (4), one side of welding case (2) is equipped with puts subassembly (6), the opposite side of welding case (2) be equipped with put transmission assembly (7) of subassembly (6) looks adaptation.
2. The automatic welding machine for producing the reinforced concrete civil air defense door frame according to claim 1, characterized in that: the welding assembly (3) comprises a first L-shaped plate (301), a tooling plate (302) arranged at the top end of the first L-shaped plate (301) and a second L-shaped plate (303) arranged at the top end of the tooling plate (302), an arc-shaped groove (304) is formed in one side of the first L-shaped plate (301), four groups of welding guns are arranged in a sliding mode in the direction of the arc-shaped groove (304) and comprise a first welding gun (305) arranged on the outer side of the arc-shaped groove (304) and a second welding gun (306) arranged on the inner side of the arc-shaped groove (304), two groups of first welding guns (305) are respectively provided with a first connecting rod (307), the first connecting rods (307) penetrate through the arc-shaped groove (304), the tooling plate (302) and the second L-shaped plate (303) and are rotatably connected with a first motor (308) arranged on the end face of the second L-shaped plate (303), and two groups of second welding guns (306) are respectively provided with a, the second connecting rod (309) penetrates through the arc-shaped groove (304), the tool plate (302) and the second L-shaped plate (303), and is rotatably connected with a second motor (310) arranged on one side of the tool plate (302).
3. The automatic welding machine for producing the reinforced concrete civil air defense door frame according to the claim 2, characterized in that: the first L-shaped plate (301) is provided with a first air cylinder (311) and a second air cylinder (312) respectively, the output end of the first air cylinder (311) is connected with the tool plate (302), and the output end of the second air cylinder (312) penetrates through the tool plate (302) and is connected with the second L-shaped plate (303).
4. The automatic welding machine for producing the reinforced concrete civil air defense door frame according to claim 2, characterized in that: the bottoms of the first motor (308) and the second motor (310) are respectively arranged on one side end face of the second L-shaped plate (303) and the tool plate (302) in a sliding mode.
5. The automatic welding machine for producing the reinforced concrete civil air defense door frame according to claim 1, characterized in that: block subassembly (5) set up in opening (4), be equipped with installation arch (401) in opening (4), block subassembly (5) are including setting up the both sides of installation arch (404) and rather than first mounting panel (501) and second mounting panel (502) of looks adaptation, first mounting panel (501) with second mounting panel (502) are close to one side of installation arch (401) is equipped with ball group (402), the inboard at opening (4) is all fixed through spring group (503) to the other end of first mounting panel (501) and second mounting panel (502), just first mounting panel (501) with second mounting panel (502) slide respectively and set up opening (4) top.
6. The automatic welding machine for producing the reinforced concrete civil air defense door frame according to claim 1, characterized in that: put subassembly (6) including installation piece (601), the bottom of installation piece (601) is equipped with supports swash plate (602), installation piece (601) with support swash plate (602) and all fix on support frame (1), be equipped with a plurality of regulating unit on installation piece (601), the regulating unit includes connecting plate (603), and connecting plate (603) include first connecting plate and second connecting plate, first connecting plate block is in the terminal surface of second connecting plate, be equipped with mount pad (604) on connecting plate (603), it is equipped with adjustable ring (605) to slide in mount pad (604), just mount pad (604) top is equipped with compresses tightly round pin (605).
7. The automatic welding machine for producing the reinforced concrete civil air defense door frame according to claim 1, characterized in that: the transmission assembly (7) comprises a transmission guide rail (701), a transmission plate (702) is arranged on the transmission guide rail (701) in a sliding mode, two groups of transmission boxes (703) are symmetrically arranged on the transmission plate (702), a support box (704) is arranged between the transmission boxes (703), the support box (704) is close to one side of the welding box (2) and is provided with a linkage plate (705), and a positioning rod (706) is arranged at the bottom end of the interior of the linkage plate (705).
8. The automatic welding machine for producing the reinforced concrete civil air defense door frame of claim 7 is characterized in that: two ends of the bottom of the transmission plate (702) are symmetrically provided with limiting blocks (707), limiting slide bars (708) are arranged in the limiting blocks (707), and the other ends of the two groups of limiting slide bars (708) are respectively arranged on two sides of the welding box (2) in a sliding manner.
9. The automatic welding machine for producing the reinforced concrete civil air defense door frame according to claim 1, characterized in that: the welding assembly (3) further comprises welding wire barrels arranged at two ends of the support frame (1), and the welding wire barrels provide welding wires for the welding guns, so that the welding guns can weld uninterruptedly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011618644.9A CN112605549B (en) | 2020-12-31 | 2020-12-31 | Automatic welding machine for production of reinforced concrete civil air defense door frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011618644.9A CN112605549B (en) | 2020-12-31 | 2020-12-31 | Automatic welding machine for production of reinforced concrete civil air defense door frame |
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| Publication Number | Publication Date |
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| CN112605549A true CN112605549A (en) | 2021-04-06 |
| CN112605549B CN112605549B (en) | 2022-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011618644.9A Active CN112605549B (en) | 2020-12-31 | 2020-12-31 | Automatic welding machine for production of reinforced concrete civil air defense door frame |
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| Country | Link |
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| CN (1) | CN112605549B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113953731A (en) * | 2021-11-24 | 2022-01-21 | 杭州钱江人防设备有限公司 | Four welder automatic welder |
| CN116727978A (en) * | 2023-07-20 | 2023-09-12 | 唐山恒大人防设备有限公司 | Deformation-inhibiting civil air defense door frame edge welding equipment |
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| KR960010150A (en) * | 1994-09-13 | 1996-04-20 | 천성순 | Non-powered welding torch angle converter for maintaining angle between torch tip and base metal |
| CN104259679A (en) * | 2014-09-15 | 2015-01-07 | 崔锋 | Automatic welding machine for welding straight seams between upper angle steel and flat steel of door frame |
| CN206898663U (en) * | 2017-04-01 | 2018-01-19 | 广州市巨安人防工程有限公司 | A kind of oblique band steel apparatus for welding and positioning of people's air defense door frame |
| CN107738056A (en) * | 2017-11-09 | 2018-02-27 | 广西壮族自治区农业机械研究院 | The positioning fixture of people's air defense door frame angle steel automatic welding |
| CN207447721U (en) * | 2017-11-09 | 2018-06-05 | 广西农业机械研究院有限公司 | The angle steel clamp system of people's air defense door frame angle steel automatic welding |
| CN209998530U (en) * | 2019-01-30 | 2020-01-31 | 姜广川 | four-gun linkage argon arc welding machine |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR960010150A (en) * | 1994-09-13 | 1996-04-20 | 천성순 | Non-powered welding torch angle converter for maintaining angle between torch tip and base metal |
| CN104259679A (en) * | 2014-09-15 | 2015-01-07 | 崔锋 | Automatic welding machine for welding straight seams between upper angle steel and flat steel of door frame |
| CN206898663U (en) * | 2017-04-01 | 2018-01-19 | 广州市巨安人防工程有限公司 | A kind of oblique band steel apparatus for welding and positioning of people's air defense door frame |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113953731A (en) * | 2021-11-24 | 2022-01-21 | 杭州钱江人防设备有限公司 | Four welder automatic welder |
| CN113953731B (en) * | 2021-11-24 | 2022-11-11 | 杭州钱江人防设备有限公司 | Four welder automatic welder |
| CN116727978A (en) * | 2023-07-20 | 2023-09-12 | 唐山恒大人防设备有限公司 | Deformation-inhibiting civil air defense door frame edge welding equipment |
| CN116727978B (en) * | 2023-07-20 | 2023-10-31 | 唐山恒大人防设备有限公司 | Deformation-inhibiting civil air defense door frame edge welding equipment |
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| Publication number | Publication date |
|---|---|
| CN112605549B (en) | 2022-01-18 |
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