CN106112360A - A kind of H profile steel quick centering group founds machine double spot-welding equipment - Google Patents
A kind of H profile steel quick centering group founds machine double spot-welding equipment Download PDFInfo
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- CN106112360A CN106112360A CN201610728733.6A CN201610728733A CN106112360A CN 106112360 A CN106112360 A CN 106112360A CN 201610728733 A CN201610728733 A CN 201610728733A CN 106112360 A CN106112360 A CN 106112360A
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- wing plate
- fixed
- plate
- web
- seat
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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
- 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
-
- 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
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0252—Steering means
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses a kind of H profile steel quick centering group and found machine double spot-welding equipment, including bearing plate, some left columns being fixed on bearing plate and right column, some described left columns and right column are spaced along the length direction of web and arrange, set up between left column and right column that correspondence is set up and have crossbeam, be additionally provided with web clamp assemblies, wing plate centering assembly and spot welding assembly.The invention have the benefit that (1) by arranging web clamp assemblies and wing plate centering assembly, on the one hand web clamping is stable, and on the other hand wing plate centering is quick, easy and simple to handle；(2) wing plate can up-down adjustment center position, use without specification wing plate centering regulate；(3) by arranging electric magnet in wing plate fixed plate so that wing plate fixation, advantageously ensure that in welding process, the perpendicularity of wing plate clamps with stablizing centering；(4) two work station point welder butt welding point simultaneously are welded, and save manpower and time, improve production efficiency.
Description
Technical field
The present invention relates to machining equipment field, be specifically related to a kind of H profile steel quick centering group and stand machine double spot welding
Equipment.
Background technology
At present, the Jian An enterprise that China is more uses vertical group to method, profit in the group of welded H formed steel construction to general
With loop wheel machine or overhead traveling crane by after in place for the wing plate of H profile steel, web is hung vertical live, by spot welding by its assembled group to good one side
Formula, or use more complicated group to carry out mold with regard to hyte pair.There is following problem in these methods: (1) is in H shaped steel group
Require during to that overhead traveling crane or loop wheel machine hang web for a long time and be grouping, serious waste mechanical one-shift, increase production cost；
(2) group to during, the poor stability of web during traditional vertical group pair, there is more serious potential safety hazard, as long as rise reset
Standby slightly rock or foreign object strike, it is easy to topple or tear spot welded joint and cause quality accident, if group to during
Occur that fixture landing or some other reason cause web to be toppled over, the security incident of personal injury easily occurs；(3) in H profile steel
Group centering, owing to being difficult to adjust after causing swing when overhead traveling crane or loop wheel machine hang, group to during except normal group to personnel
2 people must also help commander, assist, cause cost of labor height, group low to efficiency；(4) moulding process in large H-shaped steel past
Being first through group to point welder, one wing plate and a web to be become T-steel, then workman will be soldered at discharge end with driving
T-steel hang down, return feeding end with traveling crane the most again, T-steel become H type with another wing plate through group to point welder
Steel.So causing sequence continuation poor, automation degree of equipment is low, loses time, lost labor, the problem taking crane.
Summary of the invention
The invention aims to overcome deficiency of the prior art, it is provided that it is double that a kind of H profile steel quick centering group founds machine
Work station point soldering equipment, with the centering clamping structure simplified and operation sequence, completes H profile steel centering clamping fast and stable, organizes and stand
Shape and automatic welding.
For solving above-mentioned technical problem, the technical scheme is that
A kind of H profile steel quick centering group founds machine double spot-welding equipment, including bearing plate, some is fixed on bearing plate
Left column and right column, some described left columns and right column are spaced setting, the left side that correspondence is set up along the length direction of web
Set up between column and right column and have crossbeam, be additionally provided with web clamp assemblies, wing plate centering assembly and spot welding assembly, described web
Clamp assemblies includes some groups of fixed clamp seats and movable grip slipper, forms folder between described fixed clamp seat and movable grip slipper
Holding the passage of fixing web, the described fixed clamp seat position corresponding with movable grip slipper is provided with roller, described movable clamping
Seat is driven realization to be perpendicular to bearing plate by the first drive mechanism and walks back and forth；Described wing plate centering assembly includes that a pair wing plate is solid
Reservation, wing plate described in a pair fix seat be symmetrical in web clamp assemblies arrange, bearing of trend and the web of seat fixed by described wing plate
Length direction consistent, described wing plate is fixed and is arranged at intervals with wing plate fixed plate on seat, and described wing plate fixed plate offers bar
Shape groove, described bar shaped groove is slidably fixed with wing plate and fixes bar, and described wing plate is fixed seat and driven by the second drive mechanism
Dynamic realization walking back and forth towards web direction；Described spot welding assembly is provided with two groups, is respectively symmetrically setting, described spot welding assembly bag
Include and be located on crossbeam the X-axis walking mechanism walked along web length direction and be located in X-axis walking mechanism the Y of vertical walking
Axle walking mechanism, described X-axis walking mechanism includes the mounting blocks being fixed on crossbeam and connecting some crossbeams, described mounting blocks
Sidewall be provided with X to screw mandrel, drive X to rotate to screw mandrel X to motor and X to slide bar, described X passes through feed screw nut to screw mandrel
Connecting has installing plate, described installing plate to be sheathed on X on slide bar；Described Y-axis walking mechanism includes the Y-direction silk being located on installing plate
Bar, the Y-direction motor driving the rotation of Y-direction screw mandrel and Y-direction slide bar, described Y-direction screw mandrel is connected by feed screw nut aluminium sheet, described
Aluminium sheet is sheathed on Y-direction slide bar, and described welding gun head is fixed on aluminium sheet.
Web is held in the gripping channel of fixed clamp seat and movable grip slipper formation, between some second drive mechanisms
Every setting, by the second drive mechanism driving activity grip slipper, web firmly being clamped, web is in the conveying of conveying mechanism
Under, arrive through gripping channel and specify position；Two wing plates are fixed seat and are symmetrically set in web both sides, according to technological requirement, adjust
The position of bar fixed by wing plate so that some wing plates are fixed the aligned in position of bar and make the centrage of wing plate corresponding with web, wing plate
Hanging through Crane structure delivers in wing plate fixed plate, and after fixing, the second drive mechanism promotes wing plate and web to conflict, thus real
Existing quick centring.
Adjust the welding gun head alignment weld seam of two spot welding assemblies, start X and drive welding rifle to motor, driving X to screw mandrel
Head is walked along weld seam, arrives specific bit and postpones, starts Y-direction motor, drives Y-direction screw mandrel to drive welding gun head to be perpendicular to weld seam liter
Fall, arrives proper height spot welding, and after spot welding completes, welding gun head rises, and proceeds to next welding position.
Preferably, described first drive mechanism includes that hydraulic cylinder, intermediate plate and guide rod, described hydraulic cylinder are fixed on crossbeam
On, the piston rod of described hydraulic cylinder penetrates intermediate plate and connects with movable grip slipper, and described guide rod is fixed on crossbeam,
The other end and movable grip slipper connect, and described guide rod stage casing penetrates intermediate plate by guide pin bushing.
First drive mechanism is located on each crossbeam, and preferably hydraulic cylinder ensures that clamping is stable.
Preferably, described guide rod is provided with four, symmetrical centered by piston rod.
So guide reliable and stable, when welding, will not be crooked.
Preferably, described second drive mechanism includes the clamping cylinder that several parallel interval are arranged, described clamping cylinder
Piston rod and wing plate fix seat and connect, described bearing plate is provided with chute, and described wing plate is fixed seat bottom portion and is provided with and joins therewith
The slide block closed.
The clamping cylinder of the second drive mechanism is respectively provided to be bought in a left column and right column, arranges the most at equal intervals.
Preferably, described wing plate fixed plate is provided with the electric magnet of fixing wing plate.
By arranging electric magnet in wing plate fixed plate, wing plate, in welding process, will not rock, it is ensured that spot welding is just working
Normally opened exhibition.
Preferably, the fixing connection of a pair brake cylinder, the piston rod of described brake cylinder and aluminium sheet is also included.
Time so welding gun head declines, action is more fine, accurate positioning, it is ensured that the tram of solder joint welding and weldering
Point mass.
Compared with prior art, the invention have the benefit that (1) is by arranging web clamp assemblies and wing plate centering group
Part, on the one hand web clamping is stable, and on the other hand wing plate centering is quick, easy and simple to handle；(2) wing plate can up-down adjustment centering position
Put, use the centering without specification wing plate to regulate；(3) by arranging electric magnet in wing plate fixed plate so that wing plate fix tightly
Gu, advantageously ensure that in welding process, the perpendicularity of wing plate clamps with stablizing centering；(4) two work station point welder butt welding simultaneously
Point welds, and saves manpower and time, improves production efficiency, accurate positioning, it is ensured that the tram of solder joint welding and weldering
Point mass.
Accompanying drawing explanation
Fig. 1 is the front view of the present invention.
Fig. 2 is the top view of the present invention.
Fig. 3 is the wing plate fixed plate structure schematic diagram of the present invention.
Fig. 4 is the spot welding assembly structural representation of the present invention.
In accompanying drawing: 1, bearing plate；2, left column；3, right column；4, crossbeam；5, web clamp assemblies；501, fixation clamp
Hold seat；502, movable grip slipper；503, roller；504, hydraulic cylinder；505, intermediate plate；506, guide rod；6, wing plate centering assembly；
601, seat fixed by wing plate；602, wing plate fixed plate；603, bar shaped groove；604, bar fixed by wing plate；605, clamping cylinder；606, electricity
Magnet；7, spot welding assembly；701, mounting blocks；702, X is to screw mandrel；703, X is to motor；704, X is to slide bar；705, installing plate；
706, Y-direction screw mandrel；707, Y-direction motor；708, Y-direction slide bar；709, aluminium sheet；710, brake cylinder；8, welding gun head.
Detailed description of the invention
By making the architectural feature to the present invention and effect of being reached have a better understanding and awareness, in order to preferably
Embodiment and accompanying drawing coordinate detailed description, are described as follows:
From Fig. 1 ~ 4, a kind of H profile steel quick centering group provided by the present invention founds machine double spot-welding equipment, including supporting
Base plate 1, some left columns 2 being fixed on bearing plate 1 and right column 3, some described left columns 2 and right column 3 are along abdomen
The length direction interval of plate is arranged, and setting up between left column 2 and right column 3 that correspondence is set up has crossbeam 4, left column 2, right column
3 and crossbeam 4 be steel framework structure, fix with bolt, be additionally provided with web clamp assemblies 5, wing plate centering assembly 6 and spot welding group
Part 7.
As shown in Figure 1, described web clamp assemblies 5 includes some groups of fixed clamp seats 501 and movable grip slipper 502, institute
State and form the passage gripping web, described fixed clamp seat 501 He between fixed clamp seat 501 and movable grip slipper 502
The corresponding position of movable grip slipper 502 is provided with roller 503, and described movable grip slipper 502 is driven by the first drive mechanism and realizes
It is perpendicular to bearing plate 1 walk back and forth.
Described first drive mechanism includes that hydraulic cylinder 504, intermediate plate 505 and guide rod 506, described hydraulic cylinder 504 are fixed on
On crossbeam 4, the piston rod of described hydraulic cylinder 504 penetrates intermediate plate 505 and connects with movable grip slipper 502, described guide rod 506
One end is fixed on crossbeam 4, and the other end and movable grip slipper 502 connect, and described guide rod 506 stage casing penetrates centre by guide pin bushing
Plate 505.
First drive mechanism is located on each crossbeam 4, and preferably hydraulic cylinder 504 ensures that clamping is stable.
Described guide rod 506 is provided with four, symmetrical centered by piston rod, so guides reliable and stable, when welding
Wait, will not be crooked.
From the figure 3, it may be seen that described wing plate centering assembly 6 includes that seat 601 fixed by a pair wing plate, described in a pair, seat fixed by wing plate
601 are symmetrical in web clamp assemblies 5 is arranged, and it is consistent with the length direction of web that the bearing of trend of seat 601 fixed by described wing plate, institute
State wing plate to fix and on seat 601, be arranged at intervals with wing plate fixed plate 602, described wing plate fixed plate 602 offers bar shaped groove
603, described bar shaped groove 603 is slidably fixed with wing plate and fixes bar 604, described wing plate is fixed seat 601 and is driven by second
Mechanism drives and realizes walking back and forth towards web direction.
Described second drive mechanism includes the clamping cylinder 605 that several parallel interval are arranged, described clamping cylinder 605
Piston rod and wing plate are fixed seat 601 and are connected, and described bearing plate 1 is provided with chute, described wing plate fix be provided with bottom seat 601 with
The slide block of cooperation.
The clamping cylinder 605 of the second drive mechanism is respectively provided to be bought in a left column 2 and right column 3, sets the most at equal intervals
Put.
Described wing plate fixed plate 602 is provided with the electric magnet 606 of fixing wing plate.
By arranging electric magnet 606 in wing plate fixed plate 602, wing plate, in welding process, will not rock, it is ensured that spot welding
Working properly carry out.
As shown in Figure 4, described spot welding assembly 7 includes being located on crossbeam 4 the X-axis vehicle with walking machine along the walking of web length direction
Structure and be located in X-axis walking mechanism the Y-axis walking mechanism of vertical walking, described X-axis walking mechanism includes being fixed on crossbeam 4
And connect the mounting blocks 701 of some crossbeams 4, the sidewall of described mounting blocks 701 be provided with X to screw mandrel 702, drive X to screw mandrel 702
The X rotated is to motor 703 and X to slide bar 704, and described X has installing plate 705 to screw mandrel 702 by feed screw nut's connection, described
Installing plate 705 is sheathed on X on slide bar 704；Described Y-axis walking mechanism includes the Y-direction screw mandrel 706 being located on installing plate 705, drives
The Y-direction motor 707 of dynamic Y-direction screw mandrel 706 rotation and Y-direction slide bar 708, described Y-direction screw mandrel 706 is connected by feed screw nut aluminum
Plate 709, described aluminium sheet 709 is sheathed on Y-direction slide bar 708, and described welding gun head 8 is fixed on aluminium sheet 709.
Being fixed on by web on the bearing of bearing plate 1, two wing plates are centered in the both sides of web respectively, adjust spot welding
The welding gun head 6 of device is directed at weld seam, starts X and drives welding gun head 6 along weld seam row to motor 703, driving X to screw mandrel 702
Walk, arrive specific bit and postpone, start Y-direction motor 707, drive Y-direction screw mandrel 706 to drive welding gun head 6 to be perpendicular to weld seam lifting, arrive
Reaching proper height spot welding, after spot welding completes, welding gun head 8 rises, and proceeds to next welding position.
Also include a pair brake cylinder 710, the piston rod of described brake cylinder 710 and the fixing connection of aluminium sheet 709.
Time so welding gun head 8 declines, action is more fine, accurate positioning, it is ensured that the tram of solder joint welding and weldering
Point mass.
The workflow of the present invention is:
Web is held in the gripping channel of fixed clamp seat 501 and movable grip slipper 502 formation, some second drive mechanisms
Interval is arranged, and by the second drive mechanism driving activity grip slipper 502, web is firmly clamped, and web is at conveying mechanism
Under conveying, arrive through gripping channel and specify position；Two wing plates are fixed seat 601 and are symmetrically set in web both sides, want according to technique
Ask, adjust wing plate and fix the position of bar 604 so that some wing plates fix bar 604 aligned in position and allow wing plate centrage and
Web is corresponding, and wing plate hangs through Crane structure to be delivered in wing plate fixed plate 602, and after fixing, the second drive mechanism promotes wing plate
Conflict with web, thus realize quick centring.
The welding gun head 8 adjusting spot welding device is directed at weld seam, starts X and drives weldering to motor 703, driving X to screw mandrel 702
Connect rifle head 8 to walk along weld seam, arrive specific bit and postpone, start Y-direction motor 707, drive Y-direction screw mandrel 706 to drive welding gun head 8
Being perpendicular to weld seam lifting, arrive proper height spot welding, after spot welding completes, welding gun head 8 rises, and proceeds to next welding position.
The ultimate principle of the present invention, principal character and advantages of the present invention have more than been shown and described.The technology of the industry
The personnel simply present invention it should be appreciated that the present invention is not restricted to the described embodiments, described in above-described embodiment and description
Principle, the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, these change and
Improvement both falls within the range of claimed invention.The protection domain of application claims by appending claims and
Equivalent defines.
Claims (6)
1. H profile steel quick centering group founds a machine double spot-welding equipment, supports the end including bearing plate (1), some being fixed on
Left column (2) on plate (1) and right column (3), some described left columns (2) and right column (3) are along the length direction of web
Interval is arranged, and setting up between left column (2) and right column (3) that correspondence is set up has crossbeam (4), is additionally provided with web clamp assemblies
(5), wing plate centering assembly (6) and spot welding assembly (7), it is characterised in that: described web clamp assemblies (5) includes that some groups are fixed
Grip slipper (501) and movable grip slipper (502), form clamping between described fixed clamp seat (501) and movable grip slipper (502)
The position that the passage of fixing web, described fixed clamp seat (501) and movable grip slipper (502) are corresponding is provided with roller (503),
Described movable grip slipper (502) is driven realization to be perpendicular to bearing plate (1) by the first drive mechanism and walks back and forth；Described wing plate pair
Middle assembly (6) includes that seat (601) fixed by a pair wing plate, and wing plate described in a pair is fixed seat (601) and is symmetrical in web clamp assemblies (5)
Arranging, it is consistent with the length direction of web that the bearing of trend of seat (601) fixed by described wing plate, and described wing plate is fixed on seat (601)
Being arranged at intervals with wing plate fixed plate (602), described wing plate fixed plate (602) offers bar shaped groove (603), described bar shaped is led to
Slidably being fixed with wing plate on groove (603) and fix bar (604), described wing plate is fixed seat (601) and is driven by the second drive mechanism
Realize walking back and forth towards web direction；Described spot welding assembly (7) is provided with two groups, is respectively symmetrically setting, described spot welding assembly
(7) include being located on crossbeam (4) the X-axis walking mechanism walked along web length direction and being located in X-axis walking mechanism vertical
The Y-axis walking mechanism that craspedodrome is walked, described X-axis walking mechanism includes the installation being fixed on crossbeam (4) and connecting some crossbeams (4)
Block (701), the sidewall of described mounting blocks (701) be provided with X to screw mandrel (702), drive X to rotate to screw mandrel (702) X to motor
(703) and X is to slide bar (704), described X is connected by feed screw nut to screw mandrel (702) installing plate (705), described installation
Plate (705) is sheathed on X on slide bar (704)；Described Y-axis walking mechanism includes the Y-direction screw mandrel being located on installing plate (705)
(706), driving Y-direction screw mandrel (706) the Y-direction motor (707) that rotates and Y-direction slide bar (708), described Y-direction screw mandrel (706) is passed through
Feed screw nut connects has aluminium sheet (709), described aluminium sheet (709) to be sheathed on Y-direction slide bar (708), and described welding gun head (8) is fixed
On aluminium sheet (709).
H profile steel the most according to claim 1 quick centering group founds machine double spot-welding equipment, it is characterised in that: described
One drive mechanism includes hydraulic cylinder (504), intermediate plate (505) and guide rod (506), and described hydraulic cylinder (504) is fixed on crossbeam (4)
On, the piston rod of described hydraulic cylinder (504) penetrates intermediate plate (505) and movable grip slipper (502) connection, described guide rod
(506) one end is fixed on crossbeam (4), and the other end and movable grip slipper (502) connect, and described guide rod (506) stage casing is by leading
Set penetrates intermediate plate (505).
H profile steel the most according to claim 1 quick centering group founds machine double spot-welding equipment, it is characterised in that lead described in:
Bar (506) is provided with four, symmetrical centered by piston rod.
H profile steel the most according to claim 1 quick centering group founds machine double spot-welding equipment, it is characterised in that: described
Two drive mechanisms include the clamping cylinder (605) that several parallel interval are arranged, the piston rod of described clamping cylinder (605) and the wing
Plate is fixed seat (601) and is connected, and described bearing plate (1) is provided with chute, and described wing plate is fixed to be provided with bottom seat (601) and joined therewith
The slide block closed.
H profile steel the most according to claim 1 quick centering group founds machine double spot-welding equipment, it is characterised in that: the described wing
Plate fixed plate (602) is provided with the electric magnet (606) of fixing wing plate.
H profile steel the most according to claim 1 quick centering group founds machine double spot-welding equipment, it is characterised in that: also include
There is a pair brake cylinder (710), the piston rod of described brake cylinder (710) and the fixing connection of aluminium sheet (709).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610728733.6A CN106112360A (en) | 2016-08-26 | 2016-08-26 | A kind of H profile steel quick centering group founds machine double spot-welding equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610728733.6A CN106112360A (en) | 2016-08-26 | 2016-08-26 | A kind of H profile steel quick centering group founds machine double spot-welding equipment |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107127504A (en) * | 2017-06-03 | 2017-09-05 | 河南鸿宇工业装备工程有限公司 | Suitable for the automatic assembling machine of H profile steel |
| CN107790950A (en) * | 2017-12-14 | 2018-03-13 | 江苏联峰工业设备安装工程有限公司 | Make H profile steel frock |
| CN108500531A (en) * | 2018-05-25 | 2018-09-07 | 无锡市光彩机械制造有限公司 | A kind of end reinforcing plate welder of integrated-type steel moald-cavity |
| CN108788424A (en) * | 2018-06-28 | 2018-11-13 | 宁波金凤焊割机械制造有限公司 | A kind of spot welding moulding method of H profile steel blank |
| CN109623247A (en) * | 2019-01-29 | 2019-04-16 | 苏州市文智精密五金科技有限公司 | A kind of bracket weld fixture apparatus and its welding method |
| CN109719450A (en) * | 2019-03-07 | 2019-05-07 | 安徽江淮专用汽车有限公司 | Butt buster structure tailor-welding tool |
| CN111922564A (en) * | 2020-07-27 | 2020-11-13 | 江苏万奇电器集团有限公司 | High-performance heterogeneous thin material tooth-shaped multi-point connection process |
| CN112756891A (en) * | 2021-01-22 | 2021-05-07 | 廖明雄 | Steel constructs factory building and uses I-shaped steel automatic weld machine |
| CN116079322A (en) * | 2023-03-23 | 2023-05-09 | 金鼎重工有限公司 | Automatic H-shaped steel assembling machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107127504A (en) * | 2017-06-03 | 2017-09-05 | 河南鸿宇工业装备工程有限公司 | Suitable for the automatic assembling machine of H profile steel |
| CN107790950A (en) * | 2017-12-14 | 2018-03-13 | 江苏联峰工业设备安装工程有限公司 | Make H profile steel frock |
| CN108500531A (en) * | 2018-05-25 | 2018-09-07 | 无锡市光彩机械制造有限公司 | A kind of end reinforcing plate welder of integrated-type steel moald-cavity |
| CN108788424A (en) * | 2018-06-28 | 2018-11-13 | 宁波金凤焊割机械制造有限公司 | A kind of spot welding moulding method of H profile steel blank |
| CN109623247A (en) * | 2019-01-29 | 2019-04-16 | 苏州市文智精密五金科技有限公司 | A kind of bracket weld fixture apparatus and its welding method |
| CN109719450A (en) * | 2019-03-07 | 2019-05-07 | 安徽江淮专用汽车有限公司 | Butt buster structure tailor-welding tool |
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| CN111922564A (en) * | 2020-07-27 | 2020-11-13 | 江苏万奇电器集团有限公司 | High-performance heterogeneous thin material tooth-shaped multi-point connection process |
| CN112756891A (en) * | 2021-01-22 | 2021-05-07 | 廖明雄 | Steel constructs factory building and uses I-shaped steel automatic weld machine |
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| CN116079322B (en) * | 2023-03-23 | 2023-06-06 | 金鼎重工有限公司 | Automatic H-shaped steel assembling machine |
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