CN114192884A - Multifunctional bimetal multi-form variable-pitch saw blade and ultralow temperature treatment process thereof - Google Patents
Multifunctional bimetal multi-form variable-pitch saw blade and ultralow temperature treatment process thereof Download PDFInfo
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- CN114192884A CN114192884A CN202111311345.5A CN202111311345A CN114192884A CN 114192884 A CN114192884 A CN 114192884A CN 202111311345 A CN202111311345 A CN 202111311345A CN 114192884 A CN114192884 A CN 114192884A
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- 238000000034 method Methods 0.000 title claims abstract description 41
- 230000008569 process Effects 0.000 title claims abstract description 32
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 18
- 238000005728 strengthening Methods 0.000 claims abstract description 7
- 238000006073 displacement reaction Methods 0.000 claims abstract description 5
- 238000005524 ceramic coating Methods 0.000 claims description 19
- 238000005496 tempering Methods 0.000 claims description 12
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 238000010791 quenching Methods 0.000 claims description 7
- 230000000171 quenching effect Effects 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 4
- 229910000997 High-speed steel Inorganic materials 0.000 claims description 3
- 229910000639 Spring steel Inorganic materials 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 abstract description 14
- 238000000926 separation method Methods 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910000677 High-carbon steel Inorganic materials 0.000 description 1
- 229910001315 Tool steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 208000028659 discharge Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Classifications
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- 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
- B23D61/00—Tools for sawing machines or sawing devices; Clamping devices for these tools
- B23D61/12—Straight saw blades; Strap saw blades
- B23D61/123—Details of saw blade body
- B23D61/125—Composite body, e.g. laminated
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/04—Hardening by cooling below 0 degrees Celsius
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/24—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for saw blades
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention discloses a multifunctional bimetal multi-form variable-pitch saw blade and an ultralow-temperature treatment process thereof, and the multifunctional bimetal multi-form variable-pitch saw blade comprises a saw blade body and reinforcing ribs, wherein the saw blade body is of a double-layer structure, chip removal teeth are arranged on the upper part of the saw blade body, chip separation notches are obliquely arranged on the front surface and the rear surface of the saw blade body, the reinforcing ribs penetrate through the inner side of the saw blade body, and a plurality of groups of positioning holes are arranged on the upper side of the surface of each reinforcing rib. This multi-functional bimetal multiform displacement saw blade and ultra-low temperature treatment process thereof utilizes the branch bits notch that the equal slope of surface was seted up around the saw blade body to derive the piece, and set up the chip removal tooth through the upper portion at the saw blade body, make the piece that the saw blade produced in the use can in time clear up and fall, divide the bits notch simultaneously and can in time spill the heat that the friction produced, work efficiency is high, and it is good to set up the strengthening rib messenger bimetal saw blade has the cutting bearing capacity, long service life's characteristics.
Description
Technical Field
The invention relates to the technical field of saw blades, in particular to a multifunctional bimetal multi-form variable-pitch saw blade and an ultralow temperature treatment process thereof.
Background
The saw blade is widely applied to a plurality of industries such as mechanical manufacturing, wood processing, metallurgy, chemical industry, military industry and the like. The bimetal saw band is formed by welding high-speed tool steel with tooth parts and high-strength hot-working alloy steel with back materials into a composite material by using electron beams, and is processed by a plurality of procedures, wherein the saw blade is divided into a frame saw blade and a band saw blade, the frame saw blade is thin and long, one symmetrical side of the saw back is provided with a saw with a plurality of saw teeth, and the saw is arranged on a frame saw machine tool for sawing a workpiece; the band saw blade is a thin and long annular saw, one side of the saw back which is symmetrical is provided with a plurality of saw teeth, and the annular saw is arranged on a band saw machine to carry out saw cutting work.
The existing saw blade is composed of saw teeth of a saw blade body, in order to achieve better processing performance, the saw blade body is required to have higher toughness, the saw teeth are required to have higher hardness, the saw blade is generally made of high-carbon steel due to the limitation of cost and toughness, the hardness is improved by quenching the whole saw blade, and the hardness of the whole saw blade is the same, so that the hardness of the existing saw blade is limited, the cutting efficiency is low, the cutting quality is influenced, the service life is short, the saw blade is difficult to be used for cutting metal materials, and the application range is limited.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a multifunctional bimetal multi-form variable-pitch saw blade and an ultralow temperature treatment process thereof, and solves the problems that the existing saw blade is usually made of single metal integrally, the hardness is limited, the cutting efficiency is low, the cutting quality is influenced, the service life is short, the saw blade is difficult to be used for cutting metal materials, and the application range is limited.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a multi-functional bimetal multiform displacement saw blade and ultra-low temperature processing technology thereof, includes saw blade body and strengthening rib, the saw blade body is bilayer structure, the chip removal tooth has been seted up on the upper portion of saw blade body, and the equal slope of surface has seted up branch bits notch around the saw blade body, the strengthening rib runs through in the inboard of saw blade body, multiunit location mouth has been seted up to the upside on strengthening rib surface, the spacing notch of multiunit has been seted up to the bottom of saw blade body, the inboard upper portion fixedly connected with multiunit locator card post of saw blade body, and the inboard lower part fixedly connected with multiunit stopper of saw blade body, the locator card post runs through in locator mouth department, and stopper and locator mouth department joint.
Preferably, the bottom fixedly connected with sawtooth of saw blade body, the sawtooth includes tooth behind multiunit front tooth and the multiunit, and mirror image setting about front tooth and the back tooth.
Preferably, the saw blade body and the sawtooth are made integrally, and the surfaces of the front side and the rear side of the saw blade body and the surfaces of the sawtooth are uniformly coated with the ceramic coating.
Preferably, the ceramic coating is a nano zirconia ceramic coating, and the thickness of the ceramic coating is 0.3-0.8 mm.
Preferably, the saw blade body and the reinforcing ribs are made of spring steel, and the saw teeth are made of M51 high-speed steel.
Preferably, the thickness of the saw blade body is 0.9-1.2mm, and the height is 25-35 mm;
preferably, the thickness of the chip removal tooth is 0.9-1.2mm, and the height is 12-15 mm;
preferably, tooth edges are arranged at tooth mouths of the front teeth and the rear teeth, the thickness of the front teeth and the rear teeth is 0.75-1.0mm, and the height of the front teeth and the rear teeth is 0.5-1.1 mm.
The invention also provides an ultralow temperature treatment process of the multifunctional bimetal multi-form variable-pitch saw blade, which specifically comprises the following steps:
first, quenching process
Temperature: 1080-1230 ℃;
second, tempering
Temperature: 480-560 ℃;
third, cryogenic treatment process
Cooling to-85 to-185 ℃ at the rate of 0.4 to 55 ℃/min, keeping for 4 to 72 hours, and then heating to the furnace temperature at the rate of 0.4 to 55 ℃/min;
fourthly, a tempering procedure
Temperature: less than 490 deg.C.
Advantageous effects
The invention provides a multifunctional bimetal multi-form variable-pitch saw blade and an ultralow temperature treatment process thereof. Compared with the prior art, the method has the following beneficial effects:
(1) the multifunctional bimetal multi-shape variable-pitch saw blade and the ultra-low temperature treatment process thereof, wherein the saw blade comprises a saw blade body and reinforcing ribs, the saw blade body is of a double-layer structure, chip removal teeth are arranged on the upper part of the saw blade body, chip separation notches are obliquely arranged on the front surface and the rear surface of the saw blade body, the reinforcing ribs penetrate through the inner side of the saw blade body, a plurality of groups of positioning ports are arranged on the upper side of the surface of the reinforcing ribs, a plurality of groups of limiting notches are arranged at the bottom of the saw blade body, a plurality of groups of positioning clamp columns are fixedly connected to the upper part of the inner side of the saw blade body, a plurality of groups of limiting blocks are fixedly connected to the lower part of the inner side of the saw blade body, the positioning clamp columns penetrate through the positioning ports, the limiting blocks are clamped with the positioning ports, the chips are guided out by the chip separation notches obliquely arranged on the front surface and the rear surface of the saw blade body, the chips can be timely cleaned in the use process of the saw blade, meanwhile, the scrap separating notch can timely dissipate heat generated by friction, the working efficiency is high, and the reinforcing ribs are arranged to ensure that the bimetal saw blade has the characteristics of good cutting bearing capacity and long service life.
(2) This multi-functional bimetal multiform displacement saw blade and ultra-low temperature processing technology thereof, through the bottom fixedly connected with sawtooth at the saw blade body, the sawtooth includes tooth behind multiunit front tooth and the multiunit, and mirror image setting about front tooth and back tooth, tooth sword has all been seted up in the tooth mouth department of front tooth and back tooth, the tooth sword that tooth mouth department of utilizing front tooth and back tooth all seted up, the saw blade is sharper, cutting efficiency is higher, the saw blade life-span is longer.
(3) This multi-functional bimetal multiform displacement saw blade and ultra-low temperature processing technology thereof through making at saw blade body and sawtooth an organic whole, and the surface of both sides around the saw blade body and the even coating in surface of sawtooth have ceramic coating, and ceramic coating is nanometer zirconia ceramic coating, and ceramic coating's thickness is 0.3-0.8mm, utilize the surface of both sides around the saw blade body and the even coated ceramic coating in surface of sawtooth for the saw blade has the advantage of high wear resistance, high rigidity.
(4) The multifunctional bimetal multi-form variable-pitch saw blade and the ultralow temperature treatment process thereof have the advantages that the quenching, tempering, cryogenic treatment and tempering processes are adopted, the cutting capability and the wear resistance of the tooth part of the existing saw band can be effectively improved, meanwhile, the fatigue resistance of the bimetal saw blade body is effectively improved, the service life of the bimetal saw band can be obviously prolonged, the process method is simple, the operation is convenient, the production cost of the mechanical industry is reduced, the obvious economic and social benefits are realized, and the industrial application prospect is realized.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a right side sectional view of the structure of the present invention;
FIG. 3 is a front view of the structure of the blade body of the present invention;
FIG. 4 is a cross-sectional view of the construction of the saw blade body of the present invention;
FIG. 5 is a front view of the construction of the reinforcing bar of the present invention;
fig. 6 is a perspective exploded view of the body of the saw blade of the present invention.
In the figure: 1. a saw blade body; 11. chip removal teeth; 12. a chip separation notch; 13. positioning the clamp column; 14. a limiting block; 2. reinforcing ribs; 21. positioning the opening; 22. a limiting notch; 3. saw teeth; 31. front teeth; 32. posterior teeth; 33. a tooth edge; 4. and (3) coating the ceramic.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a multifunctional bimetal multi-shape variable-pitch saw blade and an ultra-low temperature treatment process thereof comprise a saw blade body 1 and reinforcing ribs 2, wherein the saw blade body 1 and the reinforcing ribs 2 are made of spring steel, the saw blade body 1 is of a double-layer structure, chip removal teeth 11 are arranged on the upper part of the saw blade body 1, chip separation notches 12 are respectively and obliquely arranged on the front surface and the rear surface of the saw blade body 1, the reinforcing ribs 2 penetrate through the inner side of the saw blade body 1, a plurality of groups of positioning openings 21 are arranged on the upper side of the surface of the reinforcing ribs 2, a plurality of groups of limiting notches 22 are arranged at the bottom of the saw blade body 1, a plurality of groups of positioning clamp columns 13 are fixedly connected on the upper part of the inner side of the saw blade body 1, a plurality of groups of limiting blocks 14 are fixedly connected on the lower part of the inner side of the saw blade body 1, the positioning clamp columns 13 penetrate through the positioning openings 21 and are clamped with the positioning openings 21, and chips are guided out by the chip separation notches 12 which are respectively and obliquely arranged on the front surface and the rear surface of the saw blade body 1, the upper part of the saw blade body 1 is provided with the chip removal teeth 11, so that chips generated in the use process of the saw blade can be cleaned in time, meanwhile, the chip separation notches 12 can also disperse heat generated by friction in time, the working efficiency is high, the reinforcing ribs 2 are arranged, so that the bimetal saw blade has the characteristics of good cutting bearing capacity and long service life, the bottom of the saw blade body 1 is fixedly connected with the saw teeth 3, the saw teeth 3 are made of M51 high-speed steel, the saw blade body 1 and the saw teeth 3 are integrally manufactured, the surfaces of the front side and the rear side of the saw blade body 1 and the surfaces of the saw teeth 3 are uniformly coated with the ceramic coating 4, the ceramic coating 4 is a nano zirconia ceramic coating, the thickness of the ceramic coating 4 is 0.3-0.8mm, and the ceramic coating 4 is uniformly coated on the surfaces of the front side and the rear side of the saw blade body 1 and the surfaces of the saw teeth 3, so that the saw blade has the advantages of high wear resistance and high hardness, the saw teeth 3 comprise a plurality of groups of front teeth 31 and a plurality of groups of rear teeth 32, the front teeth 31 and the rear teeth 32 are arranged in a left-right mirror image mode, the thickness of the saw blade body 1 is 0.9-1.2mm, the height of the saw blade body 1 is 25-35mm, the thickness of the chip removal teeth 11 is 0.9-1.2mm, the height of the chip removal teeth is 12-15mm, tooth edges 33 are arranged at tooth mouths of the front teeth 31 and the rear teeth 32, the thickness of the front teeth 31 and the rear teeth 32 is 0.75-1.0mm, the height of the front teeth 31 and the rear teeth 32 is 0.5-1.1mm, tooth edges 33 arranged at tooth mouths of the front teeth 31 and the rear teeth 32 are utilized, the saw blade is sharper, the cutting efficiency is higher, and the service life of the saw blade is longer.
The invention also provides an ultralow temperature treatment process of the multifunctional bimetal multi-form variable-pitch saw blade, which specifically comprises the following steps:
first, quenching process
Temperature: 1080-1230 ℃;
second, tempering
Temperature: 480-560 ℃;
third, cryogenic treatment process
Cooling to-85 to-185 ℃ at the rate of 0.4 to 55 ℃/min, keeping for 4 to 72 hours, and then heating to the furnace temperature at the rate of 0.4 to 55 ℃/min;
fourthly, a tempering procedure
Temperature: less than 490 deg.C.
By adopting the quenching, tempering, cryogenic treatment and tempering processes, the cutting capability and the wear resistance of the tooth part of the existing saw band can be effectively improved, the fatigue resistance of the bimetal saw band body 1 can be effectively improved, the service life of the bimetal saw band can be obviously prolonged, the process method is simple, the operation is convenient, the production cost of the mechanical industry is reduced, and the bimetal saw band has obvious economic and social benefits and industrial application prospect.
And those not described in detail in this specification are well within the skill of those in the art.
When the saw blade is manufactured, the quenching process, the tempering process, the deep cooling process and the re-tempering process are carried out on the saw blade body 1 and the sawteeth 3 through the ultra-low temperature treatment process, then the reinforcing ribs 2 penetrate through the inner side of the saw blade body 1 with the double-layer structure, the limiting blocks 14 are clamped with the positioning openings 21, then the positioning clamping columns 13 penetrate through the positioning openings 21, the saw blade body 1 and the reinforcing ribs 2 are fixed, and finally the ceramic coatings 4 are uniformly coated on the surfaces of the front side and the rear side of the saw blade body 1 and the surfaces of the sawteeth 3;
during the use, the saw blade carries out the quick sanction to the material through tooth sword 33 of preceding tooth 31 and back tooth 32, then the piece is through dividing the top of bits notch 12 propelling movement to saw blade to carry out discharge treatment through chip removal tooth 11, avoid the piece to remain, reduce frictional force, make the saw blade can cut out fast, divide the heat dissipation of bits notch 12 to accelerate the saw blade simultaneously.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a multi-functional bimetal multiform displacement saw blade, includes saw blade body (1) and strengthening rib (2), its characterized in that: saw blade body (1) is bilayer structure, chip removal tooth (11) have been seted up on the upper portion of saw blade body (1), and the equal slope of surface has seted up branch bits notch (12) around saw blade body (1), strengthening rib (2) run through in the inboard of saw blade body (1), multiunit location mouth (21) have been seted up to the upside on strengthening rib (2) surface, multiunit spacing notch (22) have been seted up to the bottom of saw blade body (1), the inboard upper portion fixedly connected with multiunit locator card post (13) of saw blade body (1), and the inboard lower part fixedly connected with multiunit stopper (14) of saw blade body (1), locator card post (13) run through in location mouth (21) department, and stopper (14) and location mouth (21) department joint.
2. A multifunctional bi-metal multi-shape variable pitch saw blade as defined in claim 1, wherein: the bottom fixedly connected with sawtooth (3) of saw blade body (1), sawtooth (3) are tooth (32) behind tooth (31) and the multiunit before the multiunit, and mirror image setting about preceding tooth (31) and back tooth (32).
3. A multifunctional bi-metal multi-shape variable pitch saw blade as defined in claim 2, wherein: saw blade body (1) and sawtooth (3) an organic whole are made, and the surface of saw blade body (1) front and back both sides and the surface of sawtooth (3) evenly coat have ceramic coating (4).
4. A multifunctional bi-metal multi-shape variable pitch saw blade as defined in claim 3, wherein: the ceramic coating (4) is a nano zirconia ceramic coating, and the thickness of the ceramic coating (4) is 0.3-0.8 mm.
5. A multifunctional bi-metal multi-shape variable pitch saw blade as defined in claim 2, wherein: the saw blade body (1) and the reinforcing rib (2) are made of spring steel, and the saw teeth (3) are made of M51 high-speed steel.
6. A multifunctional bi-metal multi-shape variable pitch saw blade as defined in claim 1, wherein: the thickness of the saw blade body (1) is 0.9-1.2mm, and the height is 25-35 mm.
7. A multifunctional bi-metal multi-shape variable pitch saw blade as defined in claim 1, wherein: the thickness of the chip removal tooth (11) is 0.9-1.2mm, and the height is 12-15 mm.
8. A multifunctional bi-metal multi-shape variable pitch saw blade as defined in claim 2, wherein: tooth edges (33) are arranged at the tooth openings of the front teeth (31) and the rear teeth (32), the thickness of the front teeth (31) and the thickness of the rear teeth (32) are 0.75-1.0mm, and the height of the front teeth (31) and the height of the rear teeth (32) are 0.5-1.1 mm.
9. An ultra-low temperature treatment process of a multifunctional bimetal multi-form variable-pitch saw blade is characterized by comprising the following steps:
first, quenching process
Temperature: 1080-1230 ℃;
second, tempering
Temperature: 480-560 ℃;
third, cryogenic treatment process
Cooling to-85 to-185 ℃ at the rate of 0.4 to 55 ℃/min, keeping for 4 to 72 hours, and then heating to the furnace temperature at the rate of 0.4 to 55 ℃/min;
fourthly, a tempering procedure
Temperature: less than 490 deg.C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111311345.5A CN114192884A (en) | 2021-11-08 | 2021-11-08 | Multifunctional bimetal multi-form variable-pitch saw blade and ultralow temperature treatment process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111311345.5A CN114192884A (en) | 2021-11-08 | 2021-11-08 | Multifunctional bimetal multi-form variable-pitch saw blade and ultralow temperature treatment process thereof |
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| Publication Number | Publication Date |
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| CN114192884A true CN114192884A (en) | 2022-03-18 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1401796A (en) * | 2002-09-13 | 2003-03-12 | 胡明 | Bimetal saw band and hard alloy ultra-low temp. treatment process |
| CN202388058U (en) * | 2011-12-09 | 2012-08-22 | 东莞市长盛刀锯有限公司 | Doublemetal saw blade |
| WO2016140296A1 (en) * | 2015-03-04 | 2016-09-09 | 株式会社フジコー | Briquette roller and method for producing same |
| CN206105043U (en) * | 2016-11-01 | 2017-04-19 | 新昌县泰斗机械有限公司 | Saw blade |
| CN107199372A (en) * | 2017-07-13 | 2017-09-26 | 腾建军 | Double saw |
| CN208322316U (en) * | 2017-08-17 | 2019-01-04 | 江苏爱利德科技有限公司 | Bimetallic multiform displacement saw blade |
| CN113319368A (en) * | 2021-05-10 | 2021-08-31 | 江苏天硕合金材料有限公司 | Metal saw blade and preparation method thereof |
-
2021
- 2021-11-08 CN CN202111311345.5A patent/CN114192884A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1401796A (en) * | 2002-09-13 | 2003-03-12 | 胡明 | Bimetal saw band and hard alloy ultra-low temp. treatment process |
| CN202388058U (en) * | 2011-12-09 | 2012-08-22 | 东莞市长盛刀锯有限公司 | Doublemetal saw blade |
| WO2016140296A1 (en) * | 2015-03-04 | 2016-09-09 | 株式会社フジコー | Briquette roller and method for producing same |
| CN206105043U (en) * | 2016-11-01 | 2017-04-19 | 新昌县泰斗机械有限公司 | Saw blade |
| CN107199372A (en) * | 2017-07-13 | 2017-09-26 | 腾建军 | Double saw |
| CN208322316U (en) * | 2017-08-17 | 2019-01-04 | 江苏爱利德科技有限公司 | Bimetallic multiform displacement saw blade |
| CN113319368A (en) * | 2021-05-10 | 2021-08-31 | 江苏天硕合金材料有限公司 | Metal saw blade and preparation method thereof |
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Application publication date: 20220318 |