CN108465989A - A kind of efficient metal square tube automatic gas cutting machine - Google Patents
A kind of efficient metal square tube automatic gas cutting machine Download PDFInfo
- Publication number
- CN108465989A CN108465989A CN201810482867.3A CN201810482867A CN108465989A CN 108465989 A CN108465989 A CN 108465989A CN 201810482867 A CN201810482867 A CN 201810482867A CN 108465989 A CN108465989 A CN 108465989A
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- CN
- China
- Prior art keywords
- drag chain
- cutter device
- square tube
- cutting head
- pivoting support
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000005520 cutting process Methods 0.000 title claims abstract description 76
- 239000002184 metal Substances 0.000 title claims abstract description 32
- 230000007246 mechanism Effects 0.000 claims abstract description 39
- 230000033001 locomotion Effects 0.000 claims abstract description 15
- 230000030279 gene silencing Effects 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 7
- 230000003028 elevating effect Effects 0.000 claims description 13
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004590 computer program Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000009304 pastoral farming Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- 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
-
- 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
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Arc Welding In General (AREA)
Abstract
A kind of efficient metal square tube automatic gas cutting machine of the present invention, including work transfer device, cutter device, finished conveying device, cutter device include pedestal, holder, rotary motion mechanism, cutting head transverse direction and lifting moving mechanism and burning torch；Under the control of the computer, the rotating servo motor of cutter device passes through retarder driving pinion, the cutting head transverse direction and lifting moving mechanism and cutting gun that pinion gear engaged and driven with the pivoting support of rotary motion mechanism pivoting support and is fixed on pivoting support by connection flange rotate, and burning torch is enable to make 360 ° of rotation ring cuttings around rectangular or rectangular piece profile；It is additionally provided with mounting flange, frame on cutter device, is oriented to silencing apparatus, is placed in the two-way drag chain for being oriented to and in silencing apparatus and being fixed in connection flange and driven by rotary motion mechanism, the cable and gas transmission line of cutter device are switched to through two-way drag chain, by conducting wire wire box, connection flange, line groove, lateral drag chain on each servo motor and burning torch.
Description
Technical field
The present invention relates to a kind of metal cutter, especially a kind of efficient metal square tube automatic gas cutting machine belongs to metal
Cutting machine special equipment manufacturing field.
Background technology
Metal square tube includes metal rectangular tube and level metal rectangular pipe, is a kind of hollow unit shaped steel, in building, vehicle system
Equal fields are made using very extensive, but the domestic cutting processing to metal square tube without good method and dedicated is set at present
Standby, the method for the intersection-line cutting machine or even hand cut that can only use cutting pipe is cut, and metal square tube is caused to cut
Of poor quality, efficiency it is low, do not adapt to the requirement of high-volume work piece cut.
To make up the deficiencies in the prior art, it includes workpiece conveying dress that 103753074 B of Chinese patent CN, which are provided a kind of,
Set, cutter device, finished conveying device composition the efficient metal square tube dedicated for fly-cutting metal square tube it is automatic
Cutting machine, wherein cutter device is arranged between work transfer device and finished conveying device, and thus constituting has same workpiece
The transmission diced system of transport plane.
The invention by be arranged in cutter device one can rotate 360 ° and can carry out transverse direction and lifting moving,
The burning torch that ring cutting can be carried out along square and rectangular pipe material or other special section tubular product profiles, can carry out square tube material or other special section tubular products
Quickly, controllable automatic cutting breaches automatic gas cutting machine and is only capable of carrying out round metal tube the tradition of automatic cutting processing, opens
The beginning of metal square tube and other efficient automatic cuttings of profiled metal proximate matter is created.
The S-shaped drag chain of placement a cable and gas transmission line is contained in foregoing invention, in cutter device, it is therefore an objective to meet
Mobile needs when cutting head is around square and rectangular pipe rotary work.But the invention is in actual use, and there is S-shaped drag chain rapid wears
Bad, the problems such as operation noise is big, speed can not be promoted, affect efficient, the stable operation of metal square tube automatic gas cutting machine.
Invention content
The present invention is proposed a kind of efficient metal square tube automatic gas cutting machine, it is intended to improve and have congenerous cutter device
Above-mentioned deficiency, to reach the abrasion of reduction drag chain and running noises, improve the speed of service, promotion cutting machine working efficiency, guarantee fortune
The stable purpose of row.
In order to achieve the above object, the present invention adopts the following technical scheme that：
A kind of efficient metal square tube automatic gas cutting machine, including work transfer device 1, cutter device 2, finished conveying device
3, the cutter device 2, which is arranged between work transfer device 1 and finished conveying device 3 to constitute, has same workpiece transport plane
Transmission diced system；
The cutter device 2 includes：Pedestal 4, the holder 5 on pedestal 4, including pinion gear 6, retarder 7, rotating servo electricity
The rotary motion mechanism of machine 8, pivoting support 15 is fixed on by connection flange 16 on pivoting support 15 and by shift servo motor
The cutting head transverse moving mechanism 17 of driving, is fixed on the Mobile Slide of cutting head transverse moving mechanism 17 and by lift servo
Motor-driven cutting head elevating mechanism 19, and the burning torch 20 that is arranged on cutting head elevating mechanism 19；
The retarder 7 is fixedly mounted on holder 5 and input shaft is connect with rotating servo motor 8 and output shaft and small tooth
6 connection of wheel, the pivoting support 15, which is arranged on holder 5, to be come in and gone out for square tube and is engaged with pinion gear 6 equipped with outer ring gear, is revolved
Turn servo motor 8 by 7 driving pinion 6 of retarder and pivoting support 15 is driven to rotate, pivoting support 15 drives cutting head horizontal
To mobile mechanism 17 and cutting head elevating mechanism 19, formation can make burning torch 20 make 360 ° of rotations around rectangular or rectangular piece profile
The diced system that change is cut；
It is characterized in that：
There is the mounting flange 9 being mounted on holder 5 on the cutter device 2, is mounted on mounting flange 9 and surrounds revolution
The frame 10 of driving mechanism, the guiding silencing apparatus being arranged on frame 10 are placed in and are oriented in silencing apparatus and are fixed on connection
The two-way drag chain 13 driven on flange 16 and by rotary motion mechanism, and line groove 18 in connection flange 16,
Lateral drag chain 21, conducting wire wire box 23, the cable and gas transmission line of the cutter device 2 pass through conducting wire wire box through two-way drag chain 13
23, connection flange 16, line groove 18, lateral drag chain 21 are switched on each servo motor and burning torch 20.
The guiding silencing apparatus includes that saddle 11,13 inner ring of two-way drag chain is arranged outside the drag chain of 13 outer ring of two-way drag chain
The mute gib block 12 of drag chain, 13 both sides of two-way drag chain drag chain baffle 14.
Further, 0 ° of limit switch 22 and 360 ° of limit switches 24,0 ° of limit are additionally provided on the frame 10
Switch 22 is mounted on 10 top of frame, and 360 ° of limit switches 24 are mounted on 10 lower part of frame, 0 ° of limit switch 22 and 360 °
Limit switch 24 is respectively used to the limit up and down when two-way drag chain 13 moves.
Compared with prior art, advantage of the present invention and marked improvement are：
This efficient metal square tube automatic gas cutting machine in connection flange by being arranged two-way drag chain, and by bidirectional towing
The outer saddle of drag chain, the mute gib block of drag chain of inner ring setting and the drag chain baffle of both sides setting of chain outer ring setting, can not only
It is effectively reduced noise when abrasion and the cutter device operation of drag chain, and improves the speed of cutter device operation, to carry
It rises the working efficiency of cutting machine, ensure the steady of its operation.
Description of the drawings
Fig. 1 is a kind of overall structure diagram of efficient metal square tube automatic gas cutting machine；
Fig. 2 is a kind of side structure schematic view of efficient metal square tube automatic cutting machine cutting device；
Fig. 3 is a kind of positive structure diagram of efficient metal square tube automatic cutting machine cutting device.
In figure：
1- work transfer devices；2- cutter devices；3- finished product output devices；4- pedestals；5- holders；6- pinion gears；7- subtracts
Fast device；8- rotating servo motors；9- mounting flanges；10- frames；The outer saddle of 11- drag chains；The mute gib block of 12- drag chains；13- is bis-
To drag chain；14- drag chain baffles；15- pivoting supports；16- connection flanges；17- cutting head transverse moving mechanisms；18- line grooves；
19- cutting head elevating mechanisms；20- burning torches；21- transverse direction drag chains；22-0 ° of limit switch；23- conducting wire wire box；24-360 ° of limit is opened
It closes.
Specific implementation mode
Below in conjunction with the accompanying drawings and description of the drawings is described in further details technical solution provided by the invention with embodiment.
Embodiment
As shown in a kind of overall structure diagrams of efficient metal square tube automatic gas cutting machine of Fig. 1：
A kind of efficient metal square tube automatic gas cutting machine, including work transfer device 1, cutter device 2, finished conveying device
3, cutter device 2, which is arranged between work transfer device 1 and finished conveying device 3, constitutes the biography with same workpiece transport plane
Send diced system.
As a kind of side structure schematic views of efficient metal square tube automatic cutting machine cutting device of Fig. 2, Fig. 3 are a kind of efficiently
Shown in the positive structure diagram of metal square tube automatic cutting machine cutting device：
Cutter device 2 includes：Pedestal 4, the holder 5 on pedestal 4, including pinion gear 6, retarder 7, rotating servo motor 8,
The rotary motion mechanism of pivoting support 15 is fixed on pivoting support 15 by connection flange 16 and is driven by shift servo motor
Cutting head transverse moving mechanism 17, be fixed on the Mobile Slide of cutting head transverse moving mechanism 17 and by lift servo motor
The cutting head elevating mechanism 19 of driving, and the burning torch 20 that is arranged on cutting head elevating mechanism 19；
Retarder 7 is fixedly mounted on holder 5 and input shaft is connect with rotating servo motor 8 and output shaft and pinion gear 6
Connection, pivoting support 15, which is arranged on holder 5, to come in and go out and is engaged with pinion gear 6 equipped with outer ring gear, rotating servo for square tube
Motor 8 is by 7 driving pinion 6 of retarder and pivoting support 15 is driven to rotate, and pivoting support 15 drives cutting head transverse shifting
Mechanism 17 and cutting head elevating mechanism 19, formation can make burning torch 20 make 360 ° of rotation ring cuttings around rectangular or rectangular piece profile
Diced system；
There is the mounting flange 9 being mounted on holder 5 on cutter device 2, revolution driving is surrounded on mounting flange 9
The frame 10 of mechanism, the guiding silencing apparatus being arranged on frame 10 are placed in and are oriented in silencing apparatus and are fixed on connection flange
The two-way drag chain 13 driven on 16 and by rotary motion mechanism, and the line groove 18 in connection flange 16, transverse direction
Drag chain 21, conducting wire wire box 23, the cable and gas transmission line of cutter device 2 pass through conducting wire wire box 23, attached method through two-way drag chain 13
Orchid 16, line groove 18, lateral drag chain 21 are switched on each servo motor and burning torch 20.
Be oriented to silencing apparatus include saddle 11 is set outside the drag chain of 13 outer ring of two-way drag chain, 13 inner ring of two-way drag chain drags
The mute gib block 12 of chain, 13 both sides of two-way drag chain drag chain baffle 14；
In addition：
It is additionally provided with 24,0 ° of limit switch 22 of 0 ° of limit switch 22 and 360 ° of limit switches on frame 10 and is mounted on frame 10
Top, 360 ° of limit switches 24 are mounted on 10 lower part of frame, and 0 ° of limit switch 22 and 360 ° of limit switches 24 are respectively used to two-way
Limit up and down when drag chain 13 moves.
The course of work and its function of above-mentioned efficient metal square tube automatic gas cutting machine are as follows：
The pinion gear 6 that the rotating servo motor 8 controlled by computer is drivingly connected by retarder 7, pinion gear 6 and revolution
Bearing 15 engages and pivoting support 15 is driven to rotate, solid by connection flange 16 in 15 rotary course of pivoting support
The cutting head transverse moving mechanism 17 that is scheduled on pivoting support 15 is fixed on 17 Mobile Slide of cutting head transverse moving mechanism
Cutting head elevating mechanism 19 and the burning torch 20 that is arranged on cutting head elevating mechanism 19 with pivoting support 15 while rotating；
While rotating servo motor 8 moves, shift servo motor is also operated by the requirement of computer control, makes cutting
Head transverse moving mechanism 17 is laterally moved, and the instruction that lift servo motor is also controlled by computer makes cutting head elevator
Structure 19 carries out elevating movement；
The synthesis of above-mentioned movement so that be mounted with that the burning torch 20 of plasma, laser or flame can surround rectangular tube or square
The profile surrounding of shape pipe moves, and the cutter device 2 constituted around 360 ° of rotation ring cuttings of rectangular or rectangular piece profile work moves rail
Mark；
After having preset the material deformation parameter of rectangular tube or rectangular tube, pass through computer program, control workpiece conveying dress
1 feeding movable stand is set to move along a straight line, in this way, under computer program control, rotating servo motor 8, shift servo electricity
Machine, lift servo motor, movable stand servo motor are linked, can be right in rectangular tube or rectangular tube workpiece translational motion
Workpiece carries out fixed length cutting or is cut into variously-shaped end or is cut into the hole of required shape on four faces of workpiece
Hole can be cut into the angled welding of tool in square tube end simultaneously if giving burning torch 20 to configure burning torch pendulous device again
Groove.
In order to make burning torch when being moved around workpiece surrounding not contact workpiece and can with cut surface keep certain distance, burning torch
Capacitance more mature in the prior art or arc voltage height-regulating technology also can be used, further increase cut quality.
The present invention is provided with the two-way drag chain 13 that can be bent in two directions on cutter device 2, and two-way drag chain 13 is installed
In connection flange 16, when burning torch 20 is rotated around rectangular tube or rectangular tube, the cable in two-way drag chain 13 and gas transmission
Pipeline is rotated with by the drive of two-way drag chain 13, to ensure that the normal work of burning torch 20.
For adapt to cutting machine work when quick movement, prevent vertical direction two-way drag chain 13 generate random motion and
Grazing is generated around the two-way drag chain 13 placed, guiding silencing apparatus is also provided on two-way drag chain 13, wherein two-way drag chain
13 outer ring is provided with the outer saddle 11 of drag chain, the inner ring of two-way drag chain 13 is provided with the mute gib block 12 of drag chain, two-way drag chain 13
Both sides be provided with drag chain baffle 14.
The cable and gas transmission line of cutter device 2 pass through conducting wire wire box 23, connection flange 16, wire casing through two-way drag chain 13
Frame 18, lateral drag chain 21 are switched on each servo motor and burning torch 20.
24,0 ° of limit switch 22 of 0 ° of limit switch 22 and 360 ° of limit switches is additionally provided on the frame 10 of cutter device 2
Mounted on 10 top of frame, 360 ° of limit switches 24 are mounted on 10 lower part of frame, 0 ° of limit switch 22 and 360 ° of limit switches 24
It is respectively used to limiting up and down when two-way drag chain 13 moves and provides guarantee for the safe operation of invention.
In summary：The present invention forms efficient metal side's square by work transfer device, cutter device, finished conveying device
Pipe automatic gas cutting machine can realize quick, the controllable automatic cutting to square tube material or other special section tubular products, especially cut
It cuts and two-way drag chain is set on device, and include the mute dress of guiding of the outer saddle of drag chain, the mute gib block of drag chain, drag chain baffle
It postpones, can effectively reduce drag chain abrasion and running noises, improve the speed of service, promote cutting machine working efficiency, ensure cutting
The even running of machine；It is unique, novel that the present invention designs, and disclosure satisfy that the needs of industry, great application value.
Finally, it is necessary to which explanation is：The above is only used for helping to understand technical scheme of the present invention, should not be understood as
Limiting the scope of the invention；Non-intrinsically safe that those skilled in the art's the above according to the present invention is made improve and
Adjustment, belongs to scope of the present invention.
Claims (3)
1. a kind of efficient metal square tube automatic gas cutting machine, including work transfer device (1), cutter device (2), finished product conveying dress
It sets (3), the cutter device (2), which is arranged between work transfer device (1) and finished conveying device (3) to constitute, has same work
The transmission diced system of part transport plane；
The cutter device (2) includes：Pedestal (4), the holder (5) on pedestal (4), including pinion gear (6), retarder (7), rotation
The rotary motion mechanism for turning servo motor (8), pivoting support (15), is fixed on by connection flange (16) on pivoting support (15)
And by the motor-driven cutting head transverse moving mechanism (17) of shift servo, it is fixed on the shifting of cutting head transverse moving mechanism (17)
On dynamic slide unit and by the motor-driven cutting head elevating mechanism (19) of lift servo, and it is arranged in cutting head elevating mechanism (19)
On burning torch (20)；
The retarder (7) is fixedly mounted on holder (5) and input shaft is connect with rotating servo motor (8) and output shaft with it is small
Gear (6) connects, and the pivoting support (15), which is arranged on holder (5), to be come in and gone out for square tube and be equipped with outer ring gear and pinion gear
(6) it engages, rotating servo motor (8) is by retarder (7) driving pinion (6) and pivoting support (15) is driven to rotate, revolution
Supporting (15) drives cutting head transverse moving mechanism (17) and cutting head elevating mechanism (19), formation that burning torch (20) can be made to surround
Rectangular or rectangular piece profile makees the diced system of 360 ° of rotation ring cuttings；
It is characterized in that：
There is the mounting flange (9) being mounted on holder (5) on the cutter device (2), is mounted on mounting flange (9) and surrounds
The frame (10) of rotary motion mechanism, the guiding silencing apparatus being arranged on frame (10), be placed in be oriented to it is in silencing apparatus and solid
It is scheduled on two-way drag chain (13) that is in connection flange (16) and being driven by rotary motion mechanism, and is mounted on connection flange
(16) line groove (18), lateral drag chain (21) on, conducting wire wire box (23), the cable and gas transmission line of the cutter device (2)
Through two-way drag chain (13), it is switched to respectively by conducting wire wire box (23), connection flange (16), line groove (18), lateral drag chain (21)
On servo motor and burning torch (20).
2. a kind of efficient metal square tube automatic gas cutting machine as claimed in claim 2, it is characterised in that：It is described to be oriented to mute dress
Set the mute gib block of drag chain including saddle (11), two-way drag chain (13) inner ring outside the drag chain of two-way drag chain (13) outer ring is arranged
(12), the drag chain baffle (14) of two-way drag chain (13) both sides.
3. a kind of efficient metal square tube automatic gas cutting machine as described in claim 1, it is characterised in that：On the frame (10)
It is additionally provided with 0 ° of limit switch (22) and 360 ° of limit switches (24), 0 ° of limit switch (22) is mounted on frame (10)
Portion, 360 ° of limit switches (24) are mounted on frame (10) lower part, 0 ° of limit switch (22) and 360 ° of limit switches (24) point
Not Yong Yu two-way drag chain (13) it is mobile when limit up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810482867.3A CN108465989A (en) | 2018-05-18 | 2018-05-18 | A kind of efficient metal square tube automatic gas cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810482867.3A CN108465989A (en) | 2018-05-18 | 2018-05-18 | A kind of efficient metal square tube automatic gas cutting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108465989A true CN108465989A (en) | 2018-08-31 |
Family
ID=63261202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810482867.3A Pending CN108465989A (en) | 2018-05-18 | 2018-05-18 | A kind of efficient metal square tube automatic gas cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108465989A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112222751A (en) * | 2020-10-30 | 2021-01-15 | 湖南诚路管业科技有限公司 | Stainless steel square tube guiding device for welding machine |
| CN114248028A (en) * | 2021-12-17 | 2022-03-29 | 奔腾激光(温州)有限公司 | U-shaped groove machine type drag chain |
| CN116511611A (en) * | 2023-06-28 | 2023-08-01 | 河南勤工机器人有限公司 | Cutting part with drag chain retracting mechanism |
| CN116511735A (en) * | 2023-06-28 | 2023-08-01 | 河南勤工机器人有限公司 | Drag chain type chuck-free section bar and pipe laser pipe cutting machine |
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| CN204236475U (en) * | 2014-11-25 | 2015-04-01 | 南京长峰航天电子科技有限公司 | Orbiting motion cart system |
| CN206825465U (en) * | 2017-03-16 | 2018-01-02 | 深圳市泰达机器人有限公司 | The two-way drag chain slewing equipment of robot hollow rotating platform |
| CN208614084U (en) * | 2018-05-18 | 2019-03-19 | 上海莱克切割机股份有限公司 | A kind of efficient metal square tube automatic gas cutting machine |
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| KR20090113108A (en) * | 2008-04-25 | 2009-10-29 | 주식회사 엔케이 | Plasma cutting machine for a metal tube |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112222751A (en) * | 2020-10-30 | 2021-01-15 | 湖南诚路管业科技有限公司 | Stainless steel square tube guiding device for welding machine |
| CN114248028A (en) * | 2021-12-17 | 2022-03-29 | 奔腾激光(温州)有限公司 | U-shaped groove machine type drag chain |
| CN114248028B (en) * | 2021-12-17 | 2023-12-12 | 奔腾激光(浙江)股份有限公司 | U-shaped groove model drag chain |
| CN116511611A (en) * | 2023-06-28 | 2023-08-01 | 河南勤工机器人有限公司 | Cutting part with drag chain retracting mechanism |
| CN116511735A (en) * | 2023-06-28 | 2023-08-01 | 河南勤工机器人有限公司 | Drag chain type chuck-free section bar and pipe laser pipe cutting machine |
| CN116511611B (en) * | 2023-06-28 | 2023-09-26 | 河南勤工机器人有限公司 | Cutting part with drag chain retracting mechanism |
| CN116511735B (en) * | 2023-06-28 | 2023-09-29 | 河南勤工机器人有限公司 | Drag chain type chuck-free section bar and pipe laser pipe cutting machine |
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