CN206839443U - The dual-purpose automatic welding machine of vertical circumferential weld - Google Patents
The dual-purpose automatic welding machine of vertical circumferential weld Download PDFInfo
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- CN206839443U CN206839443U CN201720487541.0U CN201720487541U CN206839443U CN 206839443 U CN206839443 U CN 206839443U CN 201720487541 U CN201720487541 U CN 201720487541U CN 206839443 U CN206839443 U CN 206839443U
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- welding
- circumferential weld
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- automatic welding
- welding machine
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Abstract
The utility model discloses a kind of vertical dual-purpose automatic welding machine of circumferential weld, including support assembly, welding assembly and control cabinet, support assembly and welding assembly are electrically connected with control cabinet, support assembly includes base, the upside left end of base is fixedly installed preceding bearing, the upside of base is provided with two closed slides along its axial direction, the tail bearing relative with preceding bearing is provided with two closed slides, rotary chuck is provided with the inside of preceding bearing and tail bearing with facing each other, tail seat adjustment mechanism is provided with the outside of tail bearing, welding assembly bottom is walking girder, walking girder is fixedly installed on the side of base, on walking girder column is connected with through line slideway auxiliary and mobile chute combination, in being vertically connected with telescopic cantilever on column, automatic welding thermomechanical components are set on telescopic cantilever.The dual-purpose automatic welding machine of vertical circumferential weld provided by the utility model, the advantages of having clamping times few and adapt to the welding workpiece of different length.
Description
Technical field
The utility model belongs to technical field of welding equipment, and in particular to a kind of vertical dual-purpose automatic welding machine of circumferential weld.
Background technology
Upright post cross-beam type welding manipulator sets head as General welding equipment, in beam-end, in head not Tongfang
To installing electronic cross supporting plate with position and clamp automatic welding gun by connector, match somebody with somebody with turning rolls, welding deflection machine etc.
Close, realize longitudinal joint or the girth welding of workpiece.During longitudinal seam welding, operation machine crossbeam is moved horizontally, and welding workpiece is fixed.Circular seam welding
When connecing, operation machine crossbeam does not move, workpiece revolution.Electronic cross supporting plate welding gun position and weld when from finely tune welding torch position make
With the horizontal direction supporting plate in electronic cross supporting plate has oscillating function simultaneously, and groove or increase weld width are filled up to reach
Effect.
Need to weld longitudinal direction inside and outside pipe and girth joint using welding equipment when pipeline-like part production, assembling.
The existing equipment for pipeline welding can not be welded, it is necessary to use more complete equipments, more vertical circumferential weld inside and outside to pipeline simultaneously
Secondary lifting could complete the inside and outside vertical girth welding work of a pipeline, and when pipeline is longer, welding inseam is also needed to pipeline
Carry out turning around to lift.Production efficiency is not only so had a strong impact on, improves production cost, and repeatedly lifts, turn around lifting
Need to carry out repositioning clamping to pipeline, have a strong impact on welding precision.Therefore design one kind can be completed inside and outside pipeline simultaneously
Vertical girth welding, and be necessary without repeatedly lifting, welding precision height, the measured welding equipment of matter.
And existing weld seam equipment is typically welded when carrying out workpiece to be welded using manually-operated mode, by operator
Bearing of trend of member's hand torch along weld seam carries out operation.But the size of the workpiece to be welded on these large scale equipments is larger, institute
Crouching ceaselessly must be moved and risen while operation with operating personnel, so not only the operation of weld job is very inconvenient, and
And easily there are multiple solder joints in weld during human weld, influence the welding quality of workpiece.In addition, excessively leaned in operating personnel
During setting on nearly workpiece, flame, gas etc. caused by welding process can have certain security threat to operating personnel.
Utility model content
The defects of existing for prior art, it is few and adapt to different length that the utility model provides a kind of clamping times
Welding workpiece the dual-purpose automatic welding machine of vertical circumferential weld.
The purpose of this utility model is achieved through the following technical solutions：
A kind of dual-purpose automatic welding machine of vertical circumferential weld, including support assembly, welding assembly and control cabinet, the support assembly and
Welding assembly is electrically connected with the control cabinet, and the support assembly includes base, and the upside left end of the base, which is fixed, to be set
Preceding bearing is equipped with, the upside of the base is provided with two closed slides along its axial direction, set on two closed slides
The tail bearing relative with the preceding bearing is equipped with, rotation is provided with facing each other on the inside of the preceding bearing and tail bearing
Chuck, tail seat adjustment mechanism is provided with the outside of the tail bearing, and the tail seat adjustment mechanism includes snibbing position regulation
Mechanism and cylinder jacking mechanism, one end of the cylinder jacking mechanism are fixedly connected with tail bearing, its other end and the latch
Position adjusting mechanism is connected, and the cylinder jacking mechanism and the snibbing position governor motion are provided with the base into T-shaped
Multiple position adjustments holes being engaged with the snibbing position adjustment structure, the snibbing position governor motion pass through the position
Adjustment hole is connected with the base, and the welding assembly bottom is walking girder, and the walking girder is fixedly installed on described
The side of base, it is described walking girder on through line slideway auxiliary and mobile chute combination be connected with column, on the column hang down
It is direct-connected to be connected to telescopic cantilever, automatic welding thermomechanical components are set on the telescopic cantilever.
Preferably, walking fixing device, and the walking fixing device are additionally provided with closed slide described in two of which
It is arranged between the preceding bearing and tail bearing.
Preferably, wherein the column is additionally provided with by cantilever elevation motor reducer and screw pair with telescopic cantilever junction
The cantilever retractable wagon of driving, and the telescopic cantilever is driven by cantilever telescope motor reductor.
Preferably, wherein the automatic welding machine component is installed on the telescopic cantilever through welding gun transverse shifting electric return board
On, in being provided with wig-wag on the welding gun transverse shifting electric return board, slided on the wig-wag equipped with welding gun down manual
Plate, gyrator, rifle folder and welding gun.
Preferably, wherein being provided with remote control induction installation on the wig-wag, the remote control induction installation leads to remote control
News connection, the remote control communicate to connect with the control cabinet.
Preferably, wherein the remote control includes stop button, power on button, the direction regulation button of welding gun, wig-wag
Angle adjusting button and rotary chuck forward and backward button.
Preferably, wherein the top of the cantilever retractable wagon is provided with wire-feed motor, the wire-feed motor and the telescopic cantilever
It is connected by the mobile bar of wire feed.
Preferably, wherein the control cabinet includes shell, and the control panel of case surface, vertical/circumferential weld choosing are arranged at
Select switch, arc welding gun switch and scram button, the control panel, vertical/circumferential weld selecting switch, arc welding gun switch and scram button with
The welding assembly and support assembly are electrically connected with.
Preferably, wherein the control panel includes mainboard, liquid crystal display panel and touch key-press panel, the liquid crystal
Show that panel and touch key-press panel communicate to connect with the mainboard, the mainboard, liquid crystal display panel and touch key-press panel
It may be contained within the shell, pilot hole be further opened with the shell, liquid crystal display panel and the touch key-press panel leads to
Cross pilot hole and be installed on case surface.
Compared with prior art, the utility model at least has advantages below：
The dual-purpose automatic welding machine of vertical circumferential weld provided by the utility model, when specifically used, according to the specification of welding workpiece
Size, the position of tail bearing is fixed with the position adjustments hole on base by the snibbing position governor motion of tail seat adjustment mechanism
Put, to be applicable the use of the welding workpiece of different specification size, the rotation before then welding workpiece is fixed on bearing and tail bearing
Turn on chuck, while adjust cylinder jacking mechanism to hold out against welding workpiece, technical parameter and operation are then set by control cabinet
Button so that welding assembly moves left and right along line slideway auxiliary completes longitudinal seam welding, or causes welding workpiece with revotating card
Disk, which rotates, completes girth welding, and automatic welding machine telescopic cantilever front and rear can be adjusted up and down, and clamping can once be completed to weld
The welding of the vertical circumferential weld of workpiece, an equipment can be used for the welding workpiece of different specification size, widened automatic welding significantly
The use of machine, the labor intensity of operating personnel is alleviated, improves production efficiency.
Brief description of the drawings
Fig. 1 is the main structure figure of the vertical dual-purpose automatic welding machine of circumferential weld provided by the utility model；
Fig. 2 is Fig. 1 partial enlarged drawing；
Fig. 3 is the structural representation of welding assembly in the vertical dual-purpose automatic welding machine of circumferential weld provided by the utility model；
Wherein, 11, base；12nd, preceding bearing；13rd, closed slide；14th, tail bearing；15th, rotary chuck；161st, snibbing position
Governor motion；162nd, cylinder jacking mechanism；17th, position adjustments hole；21st, walking girder；22nd, line slideway auxiliary；23rd, it is mobile to slide
Groove；24th, column；25th, telescopic cantilever；251st, cantilever retractable wagon；252nd, cantilever telescope motor reductor；26th, automatic welding group
Part；261st, welding gun transverse shifting electric return board；262nd, wig-wag；263rd, welding gun down manual slide plate；264th, gyrator and rifle folder；
265th, welding gun；27th, wire-feed motor；4th, welding workpiece.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples, following examples be it is descriptive,
It is not limited, it is impossible to which the scope of protection of the utility model is limited with this.
As depicted in figs. 1 and 2, a kind of dual-purpose automatic welding machine of vertical circumferential weld, including support assembly, welding assembly and control cabinet
(not shown), the support assembly and welding assembly are electrically connected with control cabinet, and wherein support assembly includes base 11,
The upside left end of base 11 is fixedly installed preceding bearing 12, and its axial direction is provided with two parallel conductives in the upside of base 11
Rail 13, the tail bearing 14 relative with preceding bearing 12 is provided with two closed slides 13, in preceding bearing 12 and tail bearing 14
Side is provided with rotary chuck 15 with facing each other, and rotary chuck 15 includes chuck, rotating shaft and motor, and chuck is consolidated with rotating shaft
Fixed connection, and rotating shaft is fixedly connected with the output shaft of motor, motor is fixedly connected with base, in the outer of tail bearing 14
Side is provided with tail seat adjustment mechanism, and tail seat adjustment mechanism includes snibbing position governor motion 161 and cylinder jacking mechanism
162, one end of cylinder jacking mechanism 162 is fixedly connected with tail bearing 14, and its other end connects with snibbing position governor motion 161
Connect, cylinder jacking mechanism 162 and snibbing position governor motion 161 are provided with base 11 and multiple adjusted with snibbing position into T-shaped
The position adjustments hole 17 that mechanism 161 is engaged, snibbing position governor motion 161 are connected by position adjustments hole 17 with base 11
Connect, welding assembly bottom is walking girder 21, and walking girder 21 is fixedly installed on the side of base 11, through straight on girder 21 of walking
Line guideway 22 and the combination of mobile chute 23 are connected with column 24, in being vertically connected with telescopic cantilever 25 on column 24, stretch outstanding
Automatic welding thermomechanical components 26 are set on arm 25.
For the welding workpiece that some specifications are larger, by the support of preceding bearing 12 and tail bearing 14, it is understood that there may be
Middle sagging phenomenon, and then influence the precision and aesthetics of welding.Therefore, vertical circumferential weld provided by the utility model is dual-purpose
Automatic welding machine, walking fixing device (not shown) is additionally provided with two closed slides 13, and dress is fixed in the walking
Install before being placed between bearing 12 and tail bearing 14, in order to improve steadiness and welding of the welding workpiece in welding process
Exquisite degree.
As shown in figure 3, its central post 24 and the junction of telescopic cantilever 25 be additionally provided with by cantilever elevation motor reducer 252 and
The cantilever retractable wagon 251 of screw pair driving, and telescopic cantilever 25 is driven by cantilever telescope motor reductor 252, it is specifically used
When, the cantilever retractable wagon 251 of automatic welding machine is driven by cantilever elevation motor reducer 252 and screw pair, cantilever is stretched
Casing 251 realizes the lifting moving on column 24, and telescopic cantilever 25 is driven by cantilever telescope motor reductor 252, stretched in cantilever
Moved forward and backward in contracting casing 251.
Wherein automatic welding thermomechanical components are arranged on telescopic cantilever 25 through welding gun transverse shifting electric return board 261, realize weldering
The laterally fine setting of rifle 265；Wig-wag 262 is installed on welding gun transverse shifting electric return board 261, equipped with weldering on wig-wag 262
Rifle down manual slide plate 263, gyrator and rifle folder 264 and welding gun 265, welding gun down manual slide plate 263 realize the upper of welding gun 265
Lower fine setting.
Remote control induction installation is wherein provided with wig-wag 262, remote control induction installation connects with remote control communication, remote control
Communicated to connect with control cabinet, when specifically used, the welding gun down manual slide plate on remote control control wig-wag 262 can be passed through
263 and gyrator 264, the fine setting of the grade of telescopic cantilever 25.
Wherein remote control is pressed including stop button, power on button, the direction regulation button of welding gun, the angular adjustment of wig-wag
The direction regulation button of the forward and backward button of button and rotary chuck, wherein welding gun includes upper and lower, east, south, west and northern direction
Button, wherein stop button have two functions：One always stops to control for remote control, electric on each control cabinet or press this button
Afterwards, other buttons will all be stopped function on remote control, and two be in welding process, is encountered problems, pressing this button can be whole
Only welding process；Power on button also has two functions：When electricity on control cabinet or after press stop button, it is necessary to press one
This secondary button, activating the function of other buttons on remote control can use, second, after have activated other buttons, this button is again
It is secondary press after will open automatic Arc Welding, to prevent maloperation, the button is set as in PLC program after pressing twice, from
Dynamic welding is started working；That is, after electricity on each control cabinet or every time press stop button after, press start for the first time
Button, button activation is pressed for remote control is other, this button twice is then consecutively pressed again, starts for automatic welding；The side of welding gun 265
It is used for adjusting the upper and lower of welding gun 265, east, south, west and northern to the angle adjusting button of wig-wag 262 is used for regulation button
The angle rotation of all parts on wig-wag is adjusted, the automatic swing parameter of wig-wag 262 is inputted by touch-screen；Revotating card
The forward and backward button of disk 15, for controlling the manual rotating of rotary chuck 15；
The wherein top of cantilever retractable wagon 251 is provided with wire-feed motor 27, by the mobile bar of wire feed by wire-feed motor 27 with stretching
Cantilever 25 is connected, and when telescopic cantilever 25 moves forward and backward, drives wire-feed motor 27 to be moved forward and backward on cantilever retractable wagon 251.
Wherein control cabinet includes shell, and is arranged at control panel, vertical/circumferential weld selecting switch, the welding gun of case surface
Switch and stop button, control panel, vertical/circumferential weld selecting switch, arc welding gun switch and stop button with welding assembly and support
Assembly is electrically connected with.When specifically used, (setting of design parameter is according to welding for inputting various welding parameters for control panel
The different of workpiece set accordingly)；Vertical/circumferential weld selecting switch button is used for selecting longitudinal seam welding or girth welding,
When selecting longitudinal seam welding, automatic welding machine is started, control cabinet control welding gun is vertical for welding along the walking transverse shifting of girder 21
Seam, now main shaft does not rotate automatically, when selecting girth welding, starts automatic welding machine, and rotary chuck 15 rotates, and drives Welder
Part rotates, and for girth weld, now welding gun will not automatic transverse-moving；Arc welding gun switch button is used for welding, only
Used for testing during special plane action process, for closing welder, in automatic Arc Welding, this knob needs to choose
Open position；Scram button is in case of emergency, to close all circuits and motor, preventing dangerous situation.
Wherein control panel includes mainboard, liquid crystal display panel and touch key-press panel, and liquid crystal display panel and touch are pressed
Keyboard plate communicates to connect with mainboard, and mainboard, liquid crystal display panel and touch key-press panel may be contained within shell, on shell also
Pilot hole is offered, liquid crystal display panel and touch key-press panel are installed on case surface by pilot hole, and work is easy in the setting
Make human users and control automatic welding machine.
The dual-purpose automatic welding machine of vertical circumferential weld provided by the utility model, adjusted by the snibbing position of tail seat adjustment mechanism
The position that mechanism 161 fixes tail bearing 14 with the position adjustments hole 17 on base 11 is saved, to be applicable the welding of different specification size
Workpiece 4 uses, and on the rotary chuck 15 before then welding workpiece 4 is fixed on bearing 12 and tail bearing 14, while adjusts gas
Cylinder jacking mechanism 162 holds out against welding workpiece 4, then passes through control cabinet and sets technical parameter and operation button so that welding is total
Longitudinal seam welding is completed into being moved left and right along line slideway auxiliary 22, or causes welding workpiece to complete ring as rotary chuck 15 rotates
Seam welding, and automatic welding machine telescopic cantilever 25 front and rear can be adjusted up and down, clamping can once complete the vertical ring of welding workpiece
The welding of seam, an equipment can be used for the welding workpiece of different specification size, and the use for having widened automatic welding machine significantly is used
On the way, the labor intensity of operating personnel is alleviated, improves production efficiency；By using the control of control panel, this is improved certainly
The automaticity of dynamic bonding machine, further increases production efficiency；By using the rotation of remote control control rotary chuck 15
With the swing position of wig-wag 262 etc., caused flame, gas etc. are prevented in welding process to peace existing for operating personnel
It is complete to threaten, further increase the security and production efficiency of operating personnel.
More than, the only preferable embodiment of the utility model, but the protection domain of utility model is not limited to
This, any one skilled in the art is in the technical scope that the utility model discloses, the change that can readily occur in
Or replace, it should all cover within the scope of protection of the utility model.Therefore, the scope of protection of the utility model should be with right
The protection domain of claim is defined.
Claims (9)
1. a kind of dual-purpose automatic welding machine of vertical circumferential weld, including support assembly, welding assembly and control cabinet, the support assembly and weldering
Assembly is connect to be electrically connected with the control cabinet, it is characterised in that：The support assembly includes base, and the upside of the base is left
End is fixedly installed preceding bearing, and the upside of the base is provided with two closed slides along its axial direction, and two described parallel
The tail bearing relative with the preceding bearing is provided with guide rail, is set with facing each other on the inside of the preceding bearing and tail bearing
Rotary chuck is equipped with, tail seat adjustment mechanism is provided with the outside of the tail bearing, the tail seat adjustment mechanism includes latch
Position adjusting mechanism and cylinder jacking mechanism, one end of the cylinder jacking mechanism are fixedly connected with tail bearing, its other end with
Snibbing position governor motion connection, the cylinder jacking mechanism and the snibbing position governor motion are into T-shaped, the base
On be provided with multiple position adjustments holes being engaged with the snibbing position adjustment structure, the snibbing position governor motion passes through
The position adjustments hole is connected with the base, and the welding assembly bottom is walking girder, and the walking girder, which is fixed, to be set
The side of the base is placed in, is combined on the walking girder through line slideway auxiliary and mobile chute and is connected with column, in described
Telescopic cantilever is vertically connected with column, automatic welding thermomechanical components are set on the telescopic cantilever.
2. the dual-purpose automatic welding machine of vertical circumferential weld according to claim 1, it is characterised in that on two closed slides also
Walking fixing device is provided with, and the walking fixing device is arranged between the preceding bearing and tail bearing.
3. the dual-purpose automatic welding machine of vertical circumferential weld according to claim 1 or 2, it is characterised in that the column hangs with flexible
Arm junction be additionally provided with by cantilever elevation motor reducer and screw pair driving cantilever retractable wagon, and the telescopic cantilever by
Cantilever telescope motor reductor drives.
4. the dual-purpose automatic welding machine of vertical circumferential weld according to claim 3, it is characterised in that the automatic welding thermomechanical components warp
Welding gun transverse shifting electric return board is installed on the telescopic cantilever, in being provided with pendulum on the welding gun transverse shifting electric return board
Dynamic device, equipped with welding gun down manual slide plate, gyrator, rifle folder and welding gun on the wig-wag.
5. the dual-purpose automatic welding machine of vertical circumferential weld according to claim 4, it is characterised in that be provided with the wig-wag distant
Induction installation is controlled, the remote control induction installation connects with remote control communication, and the remote control communicates to connect with the control cabinet.
6. the dual-purpose automatic welding machine of vertical circumferential weld according to claim 5, it is characterised in that the remote control is pressed including stopping
Button, power on button, the direction regulation button of welding gun, the forward and backward button of the angle adjusting button of wig-wag and rotary chuck.
7. the dual-purpose automatic welding machine of vertical circumferential weld according to claim 6, it is characterised in that the cantilever retractable wagon it is upper
Side is provided with wire-feed motor, and the wire-feed motor is connected with the telescopic cantilever by the mobile bar of wire feed.
8. the dual-purpose automatic welding machine of vertical circumferential weld according to claim 7, it is characterised in that the control cabinet includes shell,
And the control panel of case surface, vertical/circumferential weld selecting switch, arc welding gun switch and scram button are arranged at, the control panel,
Vertical/circumferential weld selecting switch, arc welding gun switch and scram button is electrically connected with the welding assembly and support assembly.
9. the dual-purpose automatic welding machine of vertical circumferential weld according to claim 8, it is characterised in that the control panel includes master
Plate, liquid crystal display panel and touch key-press panel, liquid crystal display panel and the touch key-press panel communicate with the mainboard
Connection, the mainboard, liquid crystal display panel and touch key-press panel may be contained within the shell, be further opened with the shell
Pilot hole, liquid crystal display panel and the touch key-press panel are installed on case surface by pilot hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720487541.0U CN206839443U (en) | 2017-05-04 | 2017-05-04 | The dual-purpose automatic welding machine of vertical circumferential weld |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720487541.0U CN206839443U (en) | 2017-05-04 | 2017-05-04 | The dual-purpose automatic welding machine of vertical circumferential weld |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206839443U true CN206839443U (en) | 2018-01-05 |
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ID=60794853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720487541.0U Expired - Fee Related CN206839443U (en) | 2017-05-04 | 2017-05-04 | The dual-purpose automatic welding machine of vertical circumferential weld |
Country Status (1)
| Country | Link |
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| CN (1) | CN206839443U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108406206A (en) * | 2018-05-09 | 2018-08-17 | 谢志勇 | One kind being convenient for lift full-automatic mechanical welding fixture |
| CN110293350A (en) * | 2019-07-23 | 2019-10-01 | 山东安科矿山支护技术有限公司 | A kind of more welding gun automatic welders in hollow grouting cable anchor tail portion |
| CN110842421A (en) * | 2018-08-21 | 2020-02-28 | 苏州睿牛机器人技术有限公司 | Oil tank welding workstation |
| CN111266758A (en) * | 2020-03-06 | 2020-06-12 | 浙江福仑德重工有限公司 | Cylinder production is with tube-shape work piece welding set |
| CN111940975A (en) * | 2020-08-11 | 2020-11-17 | 西安建筑科技大学 | Splicing and welding mould for thin-wall rectangular beam and using method thereof |
| CN112108809A (en) * | 2020-08-24 | 2020-12-22 | 浙江蔚福科技股份有限公司 | High-vacuum metal corrugated pipe welding machine and welding method |
-
2017
- 2017-05-04 CN CN201720487541.0U patent/CN206839443U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108406206A (en) * | 2018-05-09 | 2018-08-17 | 谢志勇 | One kind being convenient for lift full-automatic mechanical welding fixture |
| CN110842421A (en) * | 2018-08-21 | 2020-02-28 | 苏州睿牛机器人技术有限公司 | Oil tank welding workstation |
| CN110293350A (en) * | 2019-07-23 | 2019-10-01 | 山东安科矿山支护技术有限公司 | A kind of more welding gun automatic welders in hollow grouting cable anchor tail portion |
| CN111266758A (en) * | 2020-03-06 | 2020-06-12 | 浙江福仑德重工有限公司 | Cylinder production is with tube-shape work piece welding set |
| CN111940975A (en) * | 2020-08-11 | 2020-11-17 | 西安建筑科技大学 | Splicing and welding mould for thin-wall rectangular beam and using method thereof |
| CN112108809A (en) * | 2020-08-24 | 2020-12-22 | 浙江蔚福科技股份有限公司 | High-vacuum metal corrugated pipe welding machine and welding method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180105 |