NL2032954A - Electrophoresis-assisted laser strengthening method and device for steel saw surface - Google Patents
Electrophoresis-assisted laser strengthening method and device for steel saw surface Download PDFInfo
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- NL2032954A NL2032954A NL2032954A NL2032954A NL2032954A NL 2032954 A NL2032954 A NL 2032954A NL 2032954 A NL2032954 A NL 2032954A NL 2032954 A NL2032954 A NL 2032954A NL 2032954 A NL2032954 A NL 2032954A
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- NL
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- electrophoresis
- saw blade
- module
- tooth tip
- processing tank
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D13/00—Electrophoretic coating characterised by the process
- C25D13/02—Electrophoretic coating characterised by the process with inorganic material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D65/00—Making tools for sawing machines or sawing devices for use in cutting any kind of material
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/34—Laser welding for purposes other than joining
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/352—Working by laser beam, e.g. welding, cutting or boring for surface treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
- B23K31/025—Connecting cutting edges or the like to tools; Attaching reinforcements to workpieces, e.g. wear-resisting zones to tableware
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D13/00—Electrophoretic coating characterised by the process
- C25D13/12—Electrophoretic coating characterised by the process characterised by the article coated
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/20—Tools
-
- 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/02—Iron or ferrous alloys
- B23K2103/04—Steel or steel alloys
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Electrochemistry (AREA)
- Plasma & Fusion (AREA)
- Inorganic Chemistry (AREA)
- Laser Beam Processing (AREA)
Abstract
Disclosed are an electrophoresis—assisted laser strengthening method and device for a steel saw surface. The method includes: fixing a saw blade on a supporting plate by an electromagnetic pressing module; driving an electrophoresis processing tank to move, so as to insert a tooth tip into the electrophoresis processing tank; putting a nanometer‘ material into a nanometer material mixing module, fully conducting mixing and dilution, and conveying a nanometer solution to the electrophoresis processing tank; turning on a power supply, and depositing the nanometer l material on the tooth tip; driving the electrophoresis processing tank to move away from the saw blade; driving a laser head of a laser welding module to align with the tooth tip; and starting the laser welding module, and conducting laser welding to form a bimetallic saw blade. According to the present invention, the nanometer material is stably welded, and, prevented, from. falling off.
Description
P1547 /NL
ELECTROPHORESIS-ASSISTED LASER STRENGTHENING METHOD AND DEVICE FOR
STEEL SAW SURFACE
The present invention relates to a method and a device for manufacturing a saw blade, and particularly relates to an electro- phoresis-assisted laser strengthening method and device for a steel saw surface.
A bimetallic banded saw blade mainly refers to a banded saw blade having high-speed steel or other high-performance steel as a tooth tip material and spring steel or other common materials as a backing material. The tooth tip material has high hardness, desir- able wear resistance and strong red hardness. The backing material has excellent toughness and fatigue resistance.
During processing of the bimetallic banded saw blade, a bond- ing process of a tooth tip block and the backing material is very critical. Its welding quality directly determines performance of the bimetallic banded saw blade. In the prior art, welding pro- cesses mainly include electron beam welding, upset welding and la- ser welding. The electron beam welding needs to be conducted in a vacuum environment and requires vacuum pumping after each power- on, thereby greatly affecting production efficiency, and leading to high apparatus prices and maintenance cost. The upset welding has low apparatus cost but a large heat affected zone after weld- ing, and welding quality and a product qualification rate are dif- ficult to control. Compared with the electron beam welding, the laser welding requires no vacuum environment, and has low appa- ratus cost and maintenance cost. Compared with the upset welding, the laser welding has an easier-to-control welding process and better weld quality.
However, at present, the bimetallic banded saw blade is la- ser-welded mainly by welding a spring steel band and a high-speed steel band. Because hard alloy is formed through powder sintering,
it cannot be made into a band for continuous laser welding. In ad- dition, in a butt welding positioning between the backing material and a tooth tip block material, welding dislocation will occur due to processing errors of a tooth pitch of the backing material. If two materials are not aligned correctly, the weld quality will be reduced, and saw teeth of a bimetallic saw blade will fall off, thus affecting the service life of a saw blade. Moreover, as the tooth tip material cannot completely match tooth tips of the saw blade in shape, it is difficult to effectively guarantee strength of a welding position during processing, thus easily causing fall- off.
To solve the existing problems, an objective of the present invention is to provide an electrophoresis-assisted laser strengthening method for a steel saw surface. With an electropho- resis auxiliary system, the strengthening method directionally de- posits a nanometer material so as to fit a complex surface gener- ated by a tooth tip due to processing accuracy, thereby better adapting to a welding process, realizing stable welding, fully us- ing performance of a tooth tip material, and avoiding fall-off.
Another objective of the present invention is to provide an electrophoresis-assisted laser strengthening device for a steel saw surface.
The objective of the present invention is realized by the following technical solutions:
The electrophoresis-assisted laser strengthening method for a steel saw surface includes the following steps: placing a banded saw blade on a supporting plate, and firmly fixing, by an electromagnetic pressing module, a tooth tip to be processed of the banded saw blade on the supporting plate; driving, by an electrophoresis driving mechanism, an electro- phoresis processing tank to move to a predetermined position cor- responding to the tooth tip to be processed, so as to insert the tooth tip to be processed into the electrophoresis processing tank; putting a nanometer material into a nanometer material mixing module, fully conducting mixing and dilution by the nanometer ma- terial mixing module, and conveying a nanometer solution to the electrophoresis processing tank by a conveying pipe; turning on an electrophoresis auxiliary power supply, and starting to directionally deposit the nanometer solution, so as to deposit the nanometer material on the tooth tip; driving, by the electrophoresis driving mechanism, the electrophoresis processing tank to move away from the saw blade after deposition; driving, by a welding driving mechanism, a laser welding mod- ule to move to a position above the tooth tip to be processed of the saw blade, and aligning a laser head of the laser welding mod- ule with the tooth tip to be processed after deposition; and starting the laser welding module, and conducting laser weld- ing on the nanometer material on the tooth tip, so as to form a bimetallic saw blade.
In a preferred solution of the present invention, before matching of the tooth tip, a telescopic driving mechanism drives an electrophoresis auxiliary electrode to extend out of the elec- trophoresis processing tank; and after matching of the tooth tip, the telescopic driving mechanism drives the electrophoresis auxil- iary electrode to retract into the electrophoresis processing tank, and then electrophoresis processing is started.
In a preferred solution of the present invention, after a tooth tip at a previous position is welded, a feeding driving mechanism drives the saw blade to move forward along a guide block, so as to move a next tooth tip to be processed to a pro- cessing station, and then next processing is conducted.
The electrophoresis-assisted laser strengthening device for a steel saw surface includes a clamping mechanism for fixedly clamp- ing a saw blade, a saw blade feeding mechanism for driving the saw blade to move, a welding mechanism for welding tooth tips of the saw blade, and a nanometer electrophoresis strengthening mechanism for depositing a nanometer strengthened material on the tooth tips of the saw blade.
The clamping mechanism includes a supporting plate for sup- porting the saw blade and an electromagnetic pressing module for pressing the saw blade.
The saw blade feeding mechanism includes a guide block and a feeding driving mechanism.
The welding mechanism includes a laser welding module and a welding driving mechanism for driving the laser welding module to move;
The nanometer electrophoresis strengthening mechanism in- cludes a nanometer material mixing module and an electrophoresis mechanism. The electrophoresis mechanism includes an electrophore- sis processing tank, an electrophoresis auxiliary electrode, an electrophoresis auxiliary power supply and an electrophoresis driving mechanism. The electrophoresis auxiliary electrode is ar- ranged in the electrophoresis processing tank. The electrophoresis processing tank is connected to the nanometer material mixing mod- ule by means of a conveying pipe. The electrophoresis auxiliary power supply is connected to the electrophoresis auxiliary elec- trode and the saw blade separately by means of wires.
A working principle of the electrophoresis-assisted laser strengthening device for a steel saw surface is as follows:
During work, a banded saw blade is placed on a supporting plate, and an electromagnetic pressing module firmly fixes a tooth tip to be processed of the banded saw blade on the supporting plate; and an electrophoresis driving mechanism drives an electro- phoresis processing tank to move to a predetermined position cor- responding to the tooth tip to be processed, so as to insert the tooth tip to be processed into the electrophoresis processing tank.
Meanwhile, a nanometer material is put into a nanometer mate- rial mixing module, the nanometer material mixing module fully conducts mixing and dilution, and a conveying pipe conveys a na- nometer solution to the electrophoresis processing tank; and an electrophoresis auxiliary power supply is turned on, processing electrical parameters are output, and the nanometer solution is started to be directionally deposited. The electrophoresis driving mechanism drives the electrophoresis processing tank to move away from the saw blade after deposition.
A welding driving mechanism drives a laser welding module to move to a position above the tooth tip to be processed of the saw blade, and a laser head of the laser welding module is aligned with the tooth tip to be processed after deposition; and the laser welding module is started, laser welding is conducted on a high- performance nanometer tooth tip material, and finally a bimetallic 5 saw blade is formed through laser welding, thereby effectively us- ing a high-performance tooth tip material and stably connecting tooth tips.
A feeding driving mechanism drives the saw blade to move for- ward along a guide block, so as to move a next tooth tip to be processed to a processing station, and then next processing is conducted.
In a preferred solution of the present invention, the guide block is arranged on a bearing plate, and the guide block is pro- vided with a guide groove.
In a preferred solution of the present invention, the feeding driving mechanism includes a feeding driving motor and a feeding transmission assembly. A specific structure may refer to a convey- ing structure in the prior art.
In a preferred solution of the present invention, the welding driving mechanism is composed of a three-dimensional precise dis- placement control system, so as to realize driving in three mutu- ally perpendicular directions.
In a preferred solution of the present invention, the nanome- ter material mixing module includes an ultrasonic vibration mod- ule, a magnetic stirring module, a dilution module, a mixed col- loid attraction module and a solution circulation module. In this way, the same nanoparticles or different particles or other fill- ers may be diluted and fully mixed with a colloidal solution, and a circulation module has functions of filtering and recycling col- loid.
In a preferred solution of the present invention, the elec- trophoresis driving mechanism is composed of a three-dimensional moving platform, so as to control a distance between the electro- phoresis processing tank and the tooth tips of the saw blade in real time, and conduct feedback adjustment, thereby directionally depositing the nanometer material.
Compared with the prior art, the present invention has the following beneficial effects: 1, With the electrophoresis auxiliary system, the present in- vention directionally deposits the nanometer material so as to fit the complex surface generated by the tooth tip due to the pro- cessing accuracy, thereby better adapting to the welding process, realizing stable welding, fully using the performance of the tooth tip material, and avoiding fall-off. 2, Through combined use of laser welding and electrophoresis assistance, the high-performance tooth tip material may be effec- tively used, and the tooth tips may be stably connected.
FIG. 1 is a structural diagram of an electrophoresis-assisted laser strengthening device for a steel saw surface of the present invention.
FIGs. 2-3 are structural diagrams of an electrophoresis aux- iliary electrode and an electrophoresis processing tank in two different working states of the present invention.
To make those skilled in the art better understand a tech- nical solution of the present invention, the present invention will be further described below with reference to embodiments and accompanying drawings, instead of limiting implementations of the present invention.
With reference to FIG. 1, an electrophoresis-assisted laser strengthening device for a steel saw surface of the embodiment in- cludes a clamping mechanism for fixedly clamping a saw blade 2, a saw blade feeding mechanism for driving the saw blade 2 to move, a welding mechanism for welding the saw blade 2, and a nanometer electrophoresis strengthening mechanism for depositing a nanometer strengthened material on tooth tips of the saw blade 2.
The clamping mechanism includes a supporting plate 1 for sup- porting the saw blade 2 and an electromagnetic pressing module 3 for pressing the saw blade 2. Specifically, the electromagnetic pressing module 3 may refer to an existing structure.
The saw blade feeding mechanism includes a guide block 4 and a feeding driving mechanism 11. The guide block 4 is arranged on a bearing plate, and the guide block 4 is provided with a guide groove. The feeding driving mechanism 11 includes a feeding driv- ing motor and a feeding transmission assembly. A specific struc- ture may refer to a conveying structure in the prior art.
The welding mechanism includes a laser welding module 6 and a welding driving mechanism for driving the laser welding module 6 to move. The welding driving mechanism is composed of a three- dimensional precise displacement control system 5, so as to real- ize driving in three mutually perpendicular directions.
The nanometer electrophoresis strengthening mechanism in- cludes a nanometer material mixing module 12 and an electrophore- sis mechanism. The electrophoresis mechanism includes an electro- phoresis processing tank 9, an electrophoresis auxiliary electrode 8, an electrophoresis auxiliary power supply 7 and an electropho- resis driving mechanism. The electrophoresis auxiliary electrode 8 is arranged in the electrophoresis processing tank 9. The electro- phoresis processing tank 9 is connected to the nanometer material mixing module 12 by means of a conveying pipe. The electrophoresis auxiliary power supply 7 is connected to the electrophoresis aux- iliary electrode 8 and the saw blade 2 separately by means of wires.
With reference to FIG. 1, the nanometer material mixing mod- ule 12 includes an ultrasonic vibration module, a magnetic stir- ring module, a dilution module, a mixed colloid attraction module and a solution circulation module. In this way, the same nanopar- ticles or different particles or other fillers may be diluted and fully mixed with a colloidal solution, and a circulation module has functions of filtering and recycling colloid.
With reference to FIG. 1, the electrophoresis driving mecha- nism is composed of a three-dimensional moving platform 10, so as to control a distance between the electrophoresis processing tank 9 and the tooth tips of the saw blade 2 in real time, and conduct feedback adjustment, thereby directionally depositing the nanome- ter material.
With reference to FIGs. 1-3, an electrophoresis-assisted la- ser strengthening method for a steel saw surface of the embodiment included the following steps:
A banded saw blade 2 was placed on a supporting plate 1, and an electromagnetic pressing module 3 firmly fixed a tooth tip to be processed of the banded saw blade 2 on the supporting plate 1.
An electrophoresis driving mechanism drove an electrophoresis processing tank 9 to move to a predetermined position correspond- ing to the tooth tip to be processed, so as to insert the tooth tip to be processed into the electrophoresis processing tank 9.
Before matching of the tooth tip, an telescopic driving mechanism drove an electrophoresis auxiliary electrode 8 to extend out of the electrophoresis processing tank 9, as shown in FIG. 2. After matching of the tooth tip, the telescopic driving mechanism drove the electrophoresis auxiliary electrode 8 to retract into the electrophoresis processing tank 9, and then electrophoresis pro- cessing was started, as shown in FIG. 3. In this way, when the tooth tip was inserted into the electrophoresis processing tank 9, it may be ensured that the electrophoresis processing tank 9 was filled with a mixed nanoparticle solution and leakage cannot oc- cur, thereby reducing a usage amount of the solution.
A nanometer material was put into a nanometer material mixing module 12, the nanometer material mixing module 12 fully conducted mixing and dilution, and a conveying pipe conveyed a nanometer so- lution to the electrophoresis processing tank 9.
An electrophoresis auxiliary power supply 7 was turned on, and the nanometer solution was started to be directionally depos- ited, so as to deposit the nanometer material on the tooth tip.
The electrophoresis driving mechanism drove the electrophoresis processing tank 9 to move away from the saw blade 2 after deposi- tion.
A welding driving mechanism drove a laser welding module 6 to move to a position above the tooth tip to be processed of the saw blade 2, and a laser head of the laser welding module 6 was aligned with the tooth tip to be processed after deposition.
The laser welding module 6 was started, and laser welding was conducted on the nanometer material on the tooth tip, so as to form a bimetallic saw blade 2.
Furthermore, after a tooth tip at a previous position was welded, a feeding driving mechanism 11 drove the saw blade 2 to move forward along a guide block 4, so as to move a next tooth tip to be processed to a processing station, and then next processing was conducted.
The above description is preferred implementations of the present invention but does not limit implementations of the pre- sent invention. Any other changes, modifications, substitutions, combinations and simplifications made without departing from the spirit and principle of the present invention shall be equivalent replacement methods, and fall within the scope of protection of the present invention.
Claims (9)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210019344.1A CN114273724B (en) | 2022-01-07 | 2022-01-07 | Electrophoresis-assisted laser steel saw surface strengthening method and device |
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NL2032954A true NL2032954A (en) | 2023-07-11 |
NL2032954B1 NL2032954B1 (en) | 2023-10-11 |
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NL2032954A NL2032954B1 (en) | 2022-01-07 | 2022-09-05 | Electrophoresis-assisted laser strengthening method and device for steel saw surface |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2012192469A (en) * | 2011-03-15 | 2012-10-11 | Nippon Parkerizing Co Ltd | Electrodeposition liquid for fixed-abrasive saw wire |
WO2018196241A1 (en) * | 2017-04-25 | 2018-11-01 | 广东工业大学 | Electrophoresis-assisted micro-nano particle melting self-assembly surface modification equipment |
CN110026683A (en) * | 2019-05-27 | 2019-07-19 | 广东工业大学 | A kind of bi-metal bandsaw blades welder and method |
CN112589203A (en) * | 2020-12-11 | 2021-04-02 | 岳阳市青方环保科技有限公司 | Preparation process of bimetallic strip saw blade |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101856758B (en) * | 2010-05-28 | 2012-02-01 | 河海大学常州校区 | Method for welding hard alloy steelwork and 45 steelwork |
CN103286451B (en) * | 2013-05-29 | 2015-04-15 | 常熟理工学院 | Laser welding method for Mg-Gr-Y rare-earth magnesium alloy |
CN207044501U (en) * | 2017-04-27 | 2018-02-27 | 广东工业大学 | A kind of micro-fluidic chip elastic mould local strengthening shaped device |
CN110616451B (en) * | 2019-06-21 | 2021-02-02 | 西南交通大学 | Method for enhancing strength of welding interface of hard alloy and metal |
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2022
- 2022-01-07 CN CN202210019344.1A patent/CN114273724B/en active Active
- 2022-09-05 NL NL2032954A patent/NL2032954B1/en active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012192469A (en) * | 2011-03-15 | 2012-10-11 | Nippon Parkerizing Co Ltd | Electrodeposition liquid for fixed-abrasive saw wire |
WO2018196241A1 (en) * | 2017-04-25 | 2018-11-01 | 广东工业大学 | Electrophoresis-assisted micro-nano particle melting self-assembly surface modification equipment |
CN110026683A (en) * | 2019-05-27 | 2019-07-19 | 广东工业大学 | A kind of bi-metal bandsaw blades welder and method |
CN112589203A (en) * | 2020-12-11 | 2021-04-02 | 岳阳市青方环保科技有限公司 | Preparation process of bimetallic strip saw blade |
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CN114273724A (en) | 2022-04-05 |
NL2032954B1 (en) | 2023-10-11 |
CN114273724B (en) | 2023-05-30 |
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