CN110270743A - Robot automation's welding system and its application method for PTA technique - Google Patents
Robot automation's welding system and its application method for PTA technique Download PDFInfo
- Publication number
- CN110270743A CN110270743A CN201910658892.7A CN201910658892A CN110270743A CN 110270743 A CN110270743 A CN 110270743A CN 201910658892 A CN201910658892 A CN 201910658892A CN 110270743 A CN110270743 A CN 110270743A
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- Prior art keywords
- welding
- robot
- cabinet
- powder feeder
- welding system
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- 238000003466 welding Methods 0.000 title claims abstract description 125
- 238000000034 method Methods 0.000 title claims abstract description 37
- 239000000843 powder Substances 0.000 claims abstract description 52
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000005057 refrigeration Methods 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 7
- 230000006837 decompression Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 238000005065 mining Methods 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 238000005553 drilling Methods 0.000 description 3
- QFXZANXYUCUTQH-UHFFFAOYSA-N ethynol Chemical group OC#C QFXZANXYUCUTQH-UHFFFAOYSA-N 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 230000007704 transition Effects 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
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
- B23K9/167—Arc welding or cutting making use of shielding gas and of a non-consumable electrode
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
- B23K9/325—Devices for supplying or evacuating shielding gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J11/00—Manipulators not otherwise provided for
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Robotics (AREA)
- Arc Welding In General (AREA)
- Arc Welding Control (AREA)
Abstract
The invention discloses a kind of robot automation's welding system for PTA technique, including three control system, welding system and running gear parts, control system includes cabinet and control box；Welding system includes gas cylinder, plasma generator, alternating current-direct current tig arc welding machine, refrigeration water tank, welding gun, powder feeder, powder feeder frame and relay box；Running gear includes robot control cabinet, teaching machine, robot, external axis and tooling chuck.And disclose the application method of the welding system.The present invention can be effectively reduced welding to the dependence of people, reduce operation difficulty and easy to use, welding efficiency high quality is good.
Description
Technical field
The present invention relates to welding field more particularly to a kind of robot automation's welding system for PTA technique and its
Application method.
Background technique
At present in petroleum drilling and mining, the mine drilling bit of mining machinery, the industries such as coal mining requires the wearing layer of hard,
Hardness needs to reach HRC50-60, and since hardness is higher, wear-resisting layer material is difficult to be pulled into welding wire, generally based on powder material.Mesh
It is preceding to this high rigidity and to need impact-resistant material transition technique based on flame spray welding on the market, and be all manual operations,
It is easy to cause following problems in the construction process:
1, welding efficiency is low, and because of the relationship of personnel's operation when flame spray welding, entire workpiece is rubescent when surfacing, and surfacing complete one
The time for waiting interlayer temperature is needed behind position to prevent from trickling.
2, welding quality unstable, because of the relationship of personnel's operation when surfacing, there are many influence factor, according to incompletely statistics, people
The qualification rate of work flame spray welding petroleum drilling and mining drill bit only has 75% or so, and rework rate is larger, and majority is based on delamination.
3, severe operational environment, when surfacing are oxyacetylene torches, and environment temperature is all larger than 40 degree when personnel's summer operation,
Occupational health not can guarantee.
4, safety coefficient is low, and flame spray welding flame is oxyacetylene torch, is also easy to produce tempering.
5, technological operation difficulty is big, and pure manual operations is larger to the dependence of operator, because of the relationship of the duration and degree of heating, needs to operate
It is experienced.
Summary of the invention
Goal of the invention: in view of the deficiencies of the prior art with defect, the present invention, which provides one kind, can be effectively reduced welding to people
Dependence, reduce operation difficulty and easy to use, the high-quality measured robot automation's weldering for PTA technique of welding efficiency
Welding system and its application method.
Technical solution: robot automation's welding system for PTA technique of the invention, it is characterised in that: including control
Three system processed, welding system and running gear parts, control system include cabinet and control box；
Welding system includes gas cylinder, plasma generator, alternating current-direct current tig arc welding machine, refrigeration water tank, welding gun, powder feeder, powder feeding
Device frame and relay box；The gas cylinder is connect with plasma generator, alternating current-direct current tig arc welding machine, refrigeration water tank respectively by junction line；
The plasma generator is connect by welding gun cable with alternating current-direct current tig arc welding machine and welding gun cable, relay box and welding gun successively connect
It connects；The welding gun is connect by powder feeding pipe with powder feeder and powder feeder is connect by clamper II with powder feeder frame and powder feeder is logical
Powder feeder junction line is crossed to connect with welding gun；
Running gear includes robot control cabinet, teaching machine, robot, external axis and tooling chuck；The robot control
Cabinet processed is connect with cabinet by connection I and passes through connection II and connect with control box, robot control cabinet top and teaching machine
The position of connection and teaching machine control robot, external axis；The robot is connect and is passed through with control box by connection III
Connection IV and external axis connection；The tooling chuck for fixing workpiece is equipped at the top of the external axis.
Wherein, the cabinet side is connect by 380V plug with external power supply, and cabinet is equipped with computer screen, door knob
Hand, master switch and emergency stop switch II, during cabinet is equipped with the indicator light I lighted in use, the indicator light II lighted in pause, reports an error
The indicator light III lighted.
Wherein, signal is fed back to computer screen by PLC system module by the cabinet.
Wherein, the control box is equipped with electric switch I, electric switch II, emergency stop switch I.
Wherein, the robot is equipped with clamper I and is equipped with the dowel hole for fixing welding gun on clamper I.
Wherein, the artificial six-joint robot of the machine and outside axis are two axis positioners.
Wherein, the installation site of the external axis is in the stroke range of robot.
Wherein, the tooling chuck is chuck and tooling chuck and rotary shaft are concentric.
Wherein, the installation site of the powder feeder is higher than the installation site 500mm or more of welding gun, is equipped at the top of powder feeder
Lid.
The application method of robot automation's welding system for PTA technique, it is characterised in that: include the following steps:
(1) 380V plug is accessed into external power supply, opens the master switch on cabinet, welding system is powered；
(2) welded workpiece is mounted on the tooling chuck of external axis of robot, rotary tooling chuck revolves workpiece
It is tightly concentric with tooling chuck, if workpiece be it is non-circular if be directly placed on tooling chuck；
(3) robot 9TCP is write using teaching machine, guarantees precision within 1mm, write robot and cooperateed with external axis
TCP guarantees collaboration precision within 2mm；
(4) robot and external axis are controlled by teaching machine, debugs the robot program of welded workpiece, editor's welding journey
Sequence completes the adjusting and determination of welding parameter on alternating current-direct current tig arc welding machine and plasma generator panel；
(5) lid on powder feeder is opened, powder material is poured into powder feeder；
(6) installation decompression table adjusts gage pressure in 0.4mpa~06mpa to the surface of gas cylinder；
(7) switch for opening gas cylinder, makes the gas of one of bottle body individually pass to plasma generator, then by plasma
Generator control throughput is simultaneously directly transferred to welding gun；
(8) switch for opening gas cylinder makes another bottle body access alternating current-direct current tig arc welding machine carry out gas distribution, all the way to send
Powder gas accesses powder feeder after directly passing through alternating current-direct current tig arc welding machine control throughput, and another way connects welding gun protection gas, passes through alternating current-direct current
It is switched to after tig arc welding machine control throughput at welding gun protection gas；
(9) refrigeration water tank switch is opened, flow alarm is equipped in water inlet, makes water body a-road-through water flow alarm
Welding gun is accessed, another way accesses the tooling chuck of external axis；
(10) welding procedure is set on the computer screen of cabinet, controls entire welding；
(11) teaching machine and robot control cabinet operation mode are adjusted to auto state, using control box electric switch I into
Row powers and starts to weld；
(12) encounter problems in welding process, by control box on emergency stop switch I or cabinet on emergency stop switch II into
Row stops；
(13) after the completion of to be welded, weld seam is detected, welding operation is completed after detection is qualified.
The utility model has the advantages that compared with prior art, the present invention has following remarkable advantage: the present invention agrees in product specification
In the case of, the present invention can fully achieve full-automatic welding, and welding quality stable, and welding efficiency improves 50% or more, and
Personnel's operation difficulty is reduced, operative employee is pressed a button only need to and achieve that automatic welding；In addition working environment is good,
Energy-saving safety, energy conservation subtract material, using reliable, have the advantages that can be recycled using reliable etc..
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
1 it is cabinet in figure, 2 be robot control cabinet, 3 be teaching machine, 4 be control box, 5 be gas cylinder, 6 is plasma
Device, 7 be alternating current-direct current tig arc welding machine, 8 be refrigeration water tank, 9 be robot, 10 be welding gun, 11 be external axis, 12 be tooling chuck, 13
It is powder feeder frame for powder feeder, 14,15 be connection I, 16 be connection II, 17 be connection III, 18 is welding gun cable, 19
It is connection IV for powder feeder junction line, 20,21 be junction line, 22 be electric switch I, 23 be electric switch II, 24 is emergency stop switch
I, 25 it is master switch, 26 be computer screen, 27 be door handle, 28 be relay box, 29 be clamper I, 30 be powder feeding pipe, 31 is lid
Son, 32 be clamper II, 33 be dowel hole, 34 be indicator light I, 35 be indicator light II, 36 be indicator light III, 37 be emergency stop
Switch II, 38 are 380V plug.
Specific embodiment
With reference to the accompanying drawing and specific embodiment is further described technical solution of the present invention.
Robot automation's welding system for PTA technique of the invention, it is characterised in that: including control system, weldering
Welding system and three parts of running gear, control system include cabinet 1 and control box 4；Welding system includes gas cylinder 5, plasma
Generator 6, alternating current-direct current tig arc welding machine 7, refrigeration water tank 8, welding gun 10, powder feeder 13, powder feeder frame 14 and relay box 28；Gas cylinder 5 is logical
Junction line 21 is crossed to connect with plasma generator 6, alternating current-direct current tig arc welding machine 7, refrigeration water tank 8 respectively；Plasma generator 6 passes through
Welding gun cable 18 is connect with alternating current-direct current tig arc welding machine 7 and welding gun cable 18, relay box 28 are sequentially connected with welding gun 10；Welding gun 10 is logical
Cross powder feeding pipe 30 connect with powder feeder 13 and powder feeder 13 by clamper II32 connect with powder feeder frame 14 and powder feeder 13 lead to
Powder feeder junction line 19 is crossed to connect with welding gun 10；Running gear includes robot control cabinet 2, teaching machine 3, robot 9, external axis
11 with tooling chuck 12；Robot control cabinet 2 is connect with cabinet 1 by connection I15 and by connection II16 and control box 4
Connection, 2 top of robot control cabinet is connect with teaching machine 3 and the position of the control of teaching machine 3 robot 9, external axis 11；Robot
9 are connect with control box 4 by connection III17 and are connect by connection IV20 with external axis 11；It is equipped at the top of external axis 11
For fixing the tooling chuck 12 of workpiece.Wherein, 1 side of cabinet is connect by 380V plug 38 with external power supply, and cabinet 1 is set
There are computer screen 26, door handle 27, master switch 25 and an emergency stop switch II37, cabinet 1 is equipped with the indicator light I34 lighted in use, temporarily
The indicator light III36 that lights in stopping the indicator light II35 lighted, reporting an error；Cabinet 1 is fed back to signal by PLC system module
Computer screen 26；It controls box 4 and is equipped with electric switch I22, electric switch II23, emergency stop switch I24；Robot 9 be equipped with clamper I29 and
Clamper I29 is equipped with the dowel hole 33 for fixing welding gun 10；Robot 9 is six-joint robot and external axis 11 is two axis
Positioner；The installation site of external axis 11 is in the stroke range of robot 9；Tooling chuck 12 is chuck and tooling chuck
12 is concentric with rotary shaft；The installation site of powder feeder 13 is higher than the installation site 500mm or more of welding gun 10, sets at the top of powder feeder 13
There is lid 31.
The application method of robot automation's welding system for PTA technique, includes the following steps:
(1) by 380V plug 38 access external power supply, open cabinet 1 on master switch 25, to entire welding system into
Row power supply；
(2) welded workpiece is mounted on the tooling chuck 12 of external axis 11 of robot 9, rotary tooling chuck 12 will
Workpiece screw it is concentric with tooling chuck 12, if workpiece be it is non-circular if be directly placed on tooling chuck 12；
(3) robot 9TCP is write using teaching machine 3, guarantees precision within 1mm, write robot 9 and external axis 11
TCP is cooperateed with, guarantees collaboration precision within 2mm；
(4) robot 9 and external axis 11 are controlled by teaching machine 3, debugs the robot program of welded workpiece, editor's weldering
Program is connect, the adjusting and determination of welding parameter are completed on alternating current-direct current tig arc welding machine 7 and 6 panel of plasma generator；
(5) lid 31 on powder feeder 13 is opened, powder material is poured into powder feeder 13；
(6) installation decompression table adjusts gage pressure in 0.4mpa~06mpa to 5 surface of gas cylinder；
(7) switch for opening gas cylinder 5, makes the gas of one of bottle body individually pass to plasma generator 6, then by etc. from
Electronic generator 6 controls throughput and is directly transferred to welding gun 10；
(8) open gas cylinder 5 switch, make another bottle body access alternating current-direct current tig arc welding machine 7 carry out gas distribution, all the way for
Powder feeding gas, which directly passes through after alternating current-direct current tig arc welding machine 7 controls throughput, accesses powder feeder 13, and another way connects welding gun 10 and protects gas, leads to
It crosses after alternating current-direct current tig arc welding machine 7 controls throughput and is switched at the protection gas of welding gun 10；
(9) it opens refrigeration water tank 8 to switch, is equipped with flow alarm in water inlet, water body a-road-through water flow is made to alarm
Device accesses welding gun 10, and another way accesses the tooling chuck 12 of external axis 11；
(10) welding procedure is set on the computer screen 26 of cabinet 1, controls entire welding；
(11) teaching machine 3 and 2 operation mode of robot control cabinet are adjusted to auto state, use the electric switch of control box 4
I22 is powered and starts to weld；
(12) it encounters problems in welding process, passes through the emergency stop switch on the emergency stop switch I24 or cabinet 1 on control box 4
II37 is stopped；
(13) after the completion of to be welded, weld seam is detected, welding operation is completed after detection is qualified.
Claims (10)
1. being used for robot automation's welding system of PTA technique, it is characterised in that: including control system, welding system and row
Three parts of walking system, control system include cabinet (1) and control box (4)；
Welding system includes gas cylinder (5), plasma generator (6), alternating current-direct current tig arc welding machine (7), refrigeration water tank (8), welding gun
(10), powder feeder (13), powder feeder frame (14) and relay box (28)；The gas cylinder (5) by junction line (21) respectively with it is equal from
Electronic generator (6), alternating current-direct current tig arc welding machine (7), refrigeration water tank (8) connection；The plasma generator (6) passes through welding gun cable
(18) it is connect with alternating current-direct current tig arc welding machine (7) and welding gun cable (18), relay box (28) is sequentially connected with welding gun (10)；The weldering
Rifle (10) is connect by powder feeding pipe (30) with powder feeder (13) and powder feeder (13) passes through clamper II (32) and powder feeder frame
(14) connection and powder feeder (13) pass through powder feeder junction line (19) and connect with welding gun (10)；
Running gear includes robot control cabinet (2), teaching machine (3), robot (9), outside axis (11) and tooling chuck (12)；
The robot control cabinet (2) is connect with cabinet (1) by connection I (15) and by connection II (16) and control box (4)
Connection, connect at the top of robot control cabinet (2) with teaching machine (3) and teaching machine (3) controls robot (9), outside axis (11)
Position；The robot (9) is connect with control box (4) by connection III (17) and by connection IV (20) and external axis
(11) it connects；The tooling chuck (12) for fixing workpiece is equipped at the top of the external axis (11).
2. robot automation's welding system according to claim 1 for PTA technique, it is characterised in that: described
Cabinet (1) side is connect by 380V plug (38) with external power supply, cabinet (1) equipped with computer screen (26), door handle (27),
Master switch (25) and emergency stop switch II (37), the finger that cabinet (1) is equipped with the indicator light I (34) lighted in use, lights in pause
The indicator light III (36) that lights in showing lamp II (35), reporting an error.
3. robot automation's welding system according to claim 2 for PTA technique, it is characterised in that: described
Signal is fed back to computer screen (26) by PLC system module by cabinet (1).
4. robot automation's welding system according to claim 1 for PTA technique, it is characterised in that: described
It controls box (4) and is equipped with electric switch I (22), electric switch II (23), emergency stop switch I (24).
5. robot automation's welding system according to claim 1 for PTA technique, it is characterised in that: described
Robot (9) is equipped with clamper I (29) and is equipped with the dowel hole (33) for fixing welding gun (10) on clamper I (29).
6. robot automation's welding system according to claim 1 for PTA technique, it is characterised in that: described
Robot (9) is six-joint robot and external axis (11) is two axis positioners.
7. robot automation's welding system according to claim 1 for PTA technique, it is characterised in that: described
The installation site of external axis (11) is in the stroke range of robot (9).
8. robot automation's welding system according to claim 1 for PTA technique, it is characterised in that: described
Tooling chuck (12) is chuck and tooling chuck (12) and rotary shaft are concentric.
9. robot automation's welding system according to claim 1 for PTA technique, it is characterised in that: described
The installation site of powder feeder (13) is higher than the installation site 500mm or more of welding gun (10), is equipped with lid at the top of powder feeder (13)
(31)。
10. the application method of robot automation's welding system for PTA technique, it is characterised in that: include the following steps:
(1) 380V plug (38) are accessed into external power supply, the master switch (25) on cabinet (1) is opened, to entire welding system
It is powered；
(2) welded workpiece is mounted on the tooling chuck (12) of external axis (11) of robot (9), rotary tooling chuck
(12) workpiece is screwed it is concentric with tooling chuck (12), if workpiece be it is non-circular if be directly placed on tooling chuck (12)；
(3) robot 9TCP is write using teaching machine (3), guarantees precision within 1mm, write robot (9) and external axis
(11) TCP is cooperateed with, guarantees collaboration precision within 2mm；
(4) by teaching machine (3) control robot (9) and external axis (11), the robot program of welded workpiece is debugged, is edited
Welding procedure completes the adjusting and determination of welding parameter on alternating current-direct current tig arc welding machine (7) and plasma generator (6) panel；
(5) lid (31) on powder feeder (13) is opened, powder material is poured into powder feeder (13)；
(6) installation decompression table adjusts gage pressure in 0.4mpa~06mpa to gas cylinder (5) surface；
(7) open gas cylinder (5) switch, pass to the gas of one of bottle body individually plasma generator (6), then by etc. from
Electronic generator (6) control throughput is simultaneously directly transferred to welding gun (10)；
(8) open gas cylinder (5) switch, make another bottle body access alternating current-direct current tig arc welding machine (7) carry out gas distribution, all the way for
Powder feeding gas accesses powder feeder (13) after directly passing through alternating current-direct current tig arc welding machine (7) control throughput, and another way connects welding gun (10) protection
Gas is switched at welding gun (10) protection gas after controlling throughput by alternating current-direct current tig arc welding machine (7)；
(9) refrigeration water tank (8) switch is opened, flow alarm is equipped in water inlet, makes water body a-road-through water flow alarm
It accesses welding gun (10), another way accesses the tooling chuck (12) of external axis (11)；
(10) welding procedure is set on the computer screen (26) of cabinet (1), controls entire welding；
(11) teaching machine (3) and robot control cabinet (2) operation mode are adjusted to auto state, use establishing by cable for control box (4)
I (22) are closed to be powered and start to weld；
(12) it encounters problems in welding process, is opened by the emergency stop on the emergency stop switch I (24) or cabinet (1) in control box (4)
II (37) are closed to be stopped；
(13) after the completion of to be welded, weld seam is detected, welding operation is completed after detection is qualified.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910658892.7A CN110270743B (en) | 2019-07-22 | 2019-07-22 | Robot automatic welding system for PTA process and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910658892.7A CN110270743B (en) | 2019-07-22 | 2019-07-22 | Robot automatic welding system for PTA process and use method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110270743A true CN110270743A (en) | 2019-09-24 |
| CN110270743B CN110270743B (en) | 2024-04-12 |
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ID=67964856
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111558717A (en) * | 2020-05-19 | 2020-08-21 | 中国人民解放军火箭军工程大学 | Spare part micro-arc pulse plasma rapid additive manufacturing device and method |
| CN113814543A (en) * | 2021-05-23 | 2021-12-21 | 福尼斯(南京)表面工程技术有限公司 | PTA welding method of double-path powder feeding electric arc mixed powder alloying |
| CN114083096A (en) * | 2021-05-23 | 2022-02-25 | 福尼斯(南京)表面工程技术有限公司 | Method for surfacing high-temperature-resistant wear-resistant hard alloy on surface of cutting edge of blow-in drill bit of steel mill |
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| DE102013018331A1 (en) * | 2013-10-31 | 2015-04-30 | Linde Aktiengesellschaft | Method for joining or separating workpieces that are not electrically conductive |
| CN205989108U (en) * | 2016-09-12 | 2017-03-01 | 阳江东华激光智能科技有限公司 | A kind of handle of a knife robot welding system |
| CN210231874U (en) * | 2019-07-22 | 2020-04-03 | 福尼斯(南京)表面工程技术有限公司 | A automatic welding system of robot for PTA technology |
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| CN102489841A (en) * | 2011-11-24 | 2012-06-13 | 重庆理工大学 | Alloy powder filling tungsten argon arc welding method for aluminum alloys |
| DE102013018331A1 (en) * | 2013-10-31 | 2015-04-30 | Linde Aktiengesellschaft | Method for joining or separating workpieces that are not electrically conductive |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111558717A (en) * | 2020-05-19 | 2020-08-21 | 中国人民解放军火箭军工程大学 | Spare part micro-arc pulse plasma rapid additive manufacturing device and method |
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| CN114083096A (en) * | 2021-05-23 | 2022-02-25 | 福尼斯(南京)表面工程技术有限公司 | Method for surfacing high-temperature-resistant wear-resistant hard alloy on surface of cutting edge of blow-in drill bit of steel mill |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110270743B (en) | 2024-04-12 |
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