CN105500465B - A kind of Novel saw blade - Google Patents
A kind of Novel saw blade Download PDFInfo
- Publication number
- CN105500465B CN105500465B CN201610099328.2A CN201610099328A CN105500465B CN 105500465 B CN105500465 B CN 105500465B CN 201610099328 A CN201610099328 A CN 201610099328A CN 105500465 B CN105500465 B CN 105500465B
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- CN
- China
- Prior art keywords
- circular saw
- saw bit
- cutter head
- reaction kettle
- sawtooth
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
- B27B33/00—Sawing tools for saw mills, sawing machines, or sawing devices
- B27B33/02—Structural design of saw blades or saw teeth
- B27B33/08—Circular saw blades
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Sawing (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
A kind of Novel saw blade of the present invention, it includes circular saw bit；The both sides of circular saw bit are respectively equipped with reinforcing washer；The circle centre position of circular saw bit is equipped with shaft socket, and shaft socket is equipped with positioning groove；The excircle of circular saw bit is equipped with sawtooth；The top of sawtooth is mutually permanently connected by lip block and alloy cutter head；Silencing groove is equipped between sawtooth, and silencing groove is interconnected with the bloop I that circular saw bit is equipped with；Positioning groove is equipped with bloop II.Reinforcing washer is greatly improved the support strength of circular saw bit；The bloop that positioning groove is equipped with reduces drive noise, and the silencing groove between sawtooth jointly minimizes noise caused by cutting；The top of sawtooth is connected by lip block with alloy cutter head, can significantly improve stability during cutting, and precision significantly improves；The intensity of alloy cutter head is high, the end face impulse- free robustness of timber after cutting, and smooth after cutting and service life is grown.
Description
The invention belongs to cutting tool technical field for technical field, and in particular to a kind of Novel saw blade.
In the prior art, cutting timber can often use saw blade to background technology, and saw blade rotates at a high speed under the drive of motor,
So as to be cut to timber, since the hardness of timber will be significantly smaller than the hardness of metal saw blade, the cutting process of timber
It is very easy；But the end face after timber cutting can be directly affected by saw blade, i.e., whether timber cutting end face is neat,
The accuracy for burr and cutting whether occur can all be produced obvious change by the quality of saw blade；Traditional saw blade is not only cut
The precision cut is low, and burr occurs in cutting end face, causes the phenomenon of cutting effect difference；Also, the noise produced in cutting process
Greatly, the noise pollution to working environment is big, and long-time cutting operation can also cause the service life of saw blade to reduce, these drawbacks are all
Substantially restrict work efficiency.
There are cutting effect is poor, short life and work efficiency are low present invention aim to address the prior art for the content of the invention
Technical problem, there is provided a kind of Novel saw blade, with overcome the deficiencies in the prior art.
To achieve these goals, the present invention is achieved through the following technical solutions：
A kind of Novel saw blade, it includes circular saw bit；The both sides of the circular saw bit are fixed with it in same respectively
The reinforcing washer in the center of circle；The circle centre position of the circular saw bit is equipped with shaft socket, and shaft socket is determined equipped with what is corresponded
Position groove；The excircle of the circular saw bit is equipped with sawtooth；The top of the sawtooth passes through lip block and alloy cutter head phase
Mutually it is fixedly connected；Silencing groove is equipped between the sawtooth, and silencing groove is interconnected with the bloop I that circular saw bit is equipped with；
The positioning groove is equipped with bloop II.
The thickness of the circular saw bit is 1.8mm-2.2mm.
The thickness of the reinforcing washer is 2.98mm-3mm.
The thickness of the alloy cutter head is 1.18mm-1.25mm.
The alloy cutter head is prepared as follows and obtains：
1）Following each raw material for standby are taken according to mass percent：Tungsten carbide 68~71%, ramet 0.46~0.49%, carbonization
Titanium 1.4~1.6%, rhenium 0.03~0.05%, boron carbide 1.2~1.4%, silicon nitride 1.8~2.2%, molybdenum 3.24~3.35%, chromium 6.6
~6.9%, iron 10~12%, nickel 2.35~2.46%, manganese 2.1~2.5%, cerium 0.3~0.5%, and other inevitably it is miscellaneous
Matter, and content of the impurity in whole alloy must not be higher than 0.3%；Wherein, the particle diameter of silicon nitride is 100 mesh；
2）First tungsten carbide, ramet, titanium carbide, rhenium are put into reaction kettle and are heated to 3800-4000 DEG C, keeps the temperature 3-4h,
And stirred with the speed of 120-150r/min, mixing time 1-1.5h, nitrogen is passed through into reaction kettle during heating stirring
Gas is as protective gas；
3）Stop cooling when temperature in reaction kettle is cooled to 2400-2500 DEG C, carbonization is sequentially added into reaction kettle
Boron, silicon nitride, molybdenum are simultaneously stirred evenly, mixing time 1-2h with the speed of 220-250r/min, to reaction kettle in whipping process
Nitrogen is inside passed through as protective gas；
4）Then 1-2h is kept the temperature after reactor temperature being down to 1900-2200 DEG C, and sequentially add chromium, iron, nickel, manganese,
Cerium, is stirred evenly with the speed of 350-420r/min, mixing time 0.5-1h, is led to during insulated and stirred into reaction kettle
Enter nitrogen as protective gas；
5）Temperature in reaction kettle is down to 1300-1400 DEG C, keeps the temperature 1.5-2h, the liquid in reaction kettle is flowed into alloy
Die cast in cutter head mold；
6）Using water cooling, alloy cutter head is cooled to 500-550 DEG C with the cooling velocity of 8-10 DEG C/s, keeps the temperature 25-
35min, then using oil cooling, alloy cutter head is cooled to by 280-300 DEG C of insulation 1-1.5h with the cooling velocity of 5-7 DEG C/s, finally
Cooled to room temperature, to obtain the final product.
The both sides of circular saw bit are equipped with reinforcing washer in the present invention, are greatly improved the support strength of circular saw bit；Positioning
Or else the bloop that groove is equipped with influences to reduce drive noise, and the silencing groove between sawtooth on the premise of being driven effect
Noise caused by cutting is minimized jointly；The top of sawtooth is connected by lip block with alloy cutter head, can substantially be carried
Stability during height cutting, precision significantly improve；The intensity of alloy cutter head is high, the end face impulse- free robustness of timber after cutting, after cutting
Smooth and service life is grown.
Brief description of the drawings Fig. 1 is the structural representation front view of the present invention；
Fig. 2 be in Fig. 1 A-A to structure diagram.
1, reinforcing washer 2, circular saw bit 3, silencing groove 4, bloop I 5, alloy cutter head 6, supporting pad in figure
Block 7, sawtooth 8, positioning groove 9, shaft socket 10, bloop II
Embodiment
Further explanation will be made to the present invention using specific embodiment below, but it is not intended as creating the present invention
Make the limitation of spirit.
Embodiment 1
Referring to Figures 1 and 2, the present invention it include circular saw bit 2；The both sides of the circular saw bit 2 be fixed with respectively with
It is in the reinforcing washer 1 in the same center of circle；The circle centre position of the circular saw bit 2 is equipped with shaft socket 9, and shaft socket 9 is equipped with
The positioning groove 8 corresponded；The excircle of the circular saw bit 2 is equipped with sawtooth 7；The top of the sawtooth 7 passes through support
Cushion block 6 is mutually permanently connected with alloy cutter head 5；Silencing groove 3 is equipped between the sawtooth 7, and on silencing groove 3 and circular saw bit 2
The bloop I 4 being equipped with is interconnected；The positioning groove 8 is equipped with bloop II 10；The thickness of the circular saw bit 2 is
1.8mm-2.2mm；The thickness of the reinforcing washer 1 is 2.98mm-3mm；The thickness of the alloy cutter head 5 is 1.18mm-
1.25mm。
The alloy cutter head is prepared as follows and obtains：
1）Following each raw material for standby are taken according to mass percent：Tungsten carbide 69%, ramet 0.47%, titanium carbide 1.4%, rhenium
0.03%, boron carbide 1.2%, silicon nitride 2%, molybdenum 3.3%, chromium 6.7%, iron 11%, nickel 2.4%, manganese 2.1%, cerium 0.3%, and other are not
Evitable impurity, and content of the impurity in whole alloy must not be higher than 0.3%；Wherein, the particle diameter of silicon nitride is 100 mesh；
2）First tungsten carbide, ramet, titanium carbide, rhenium are put into reaction kettle and are heated to 3900 DEG C, keeps the temperature 3.5h, and with
The speed stirring of 135r/min, mixing time 1h, nitrogen is passed through as protection gas during heating stirring into reaction kettle
Body；
3）Stop cooling when temperature in reaction kettle is cooled to 2500 DEG C, boron carbide, nitrogen are sequentially added into reaction kettle
SiClx, molybdenum are simultaneously stirred evenly, mixing time 1.5h with the speed of 240r/min, and nitrogen is passed through into reaction kettle in whipping process
As protective gas；
4）Then reactor temperature is down to after 2000 DEG C and keeps the temperature 2h, and sequentially add chromium, iron, nickel, manganese, cerium, with
The speed of 400r/min stirs evenly, mixing time 1h, and nitrogen is passed through as guarantor into reaction kettle during insulated and stirred
Protect gas；
5）Temperature in reaction kettle is down to 1400 DEG C, keeps the temperature 2h, the liquid in reaction kettle is flowed into alloy cutter head mould
Middle die cast；
6）Using water cooling, alloy cutter head is cooled to 550 DEG C with the cooling velocity of 10 DEG C/s, keeps the temperature 35min, then using oil
It is cold, with the cooling velocity of 6 DEG C/s by alloy cutter head be cooled to 290 DEG C insulation 1.5h, last cooled to room temperature, to obtain the final product.
Embodiment 2
The embodiment of the present invention 1 uses YT to produce carpenter（Tungsten titanium class）Hard alloy saw blade size is outside diameter 300mm × facewidth
3.2mm × thickness 2.2mm × internal diameter 30mm × number of teeth 96, alloy cutter head size are that 2.0mm × 1.2mm × 1.0mm is experimental group；
With the YG of Application No. CN2005100341971（W-Co kind）Hard alloy saw blade size for outside diameter 300mm × facewidth 3.2mm ×
Thickness 2.2mm × internal diameter 30mm × number of teeth 96, alloy cutter head size are that 2.0mm × 1.2mm × 1.0mm is control group；
Pass through vickers hardness test method（ISO 6507-1：1998）The hardness of experimental group and control group alloy cutter head is carried out
Measurement, it is as a result as follows：
Experimental group alloy cutter head hardness（Hv）3520
Control group alloy cutter head hardness（Hv）2990
Measured by sharpening the length cut every time to sawing particieboard, it is as a result as follows：
Sharpening cuts length to experimental group every time（m）21.5
Sharpening cuts length to control group every time（m）16
By being carried out respectively with noise caused by the speed sawing particieboard of 3500r/min to experimental group and control group saw
Test, structure are as follows：
The noise of experimental group（dB）82
The noise of control group（dB）116
It is as a result as follows by testing the flatness of particieboard sawing end face：
Experimental group without obvious out-of-flatness at, have no burr
Control group has obvious burr, and end face has at obvious out-of-flatness
The beneficial effects of the invention are as follows：Reinforcing washer 1 is greatly improved the support strength of circular saw bit 2, extends use
Service life；The top of sawtooth 7 is connected by lip block 6 with alloy cutter head 5, and the timber end face impulse- free robustness after cutting is smooth after cutting
It is smooth；Silencing groove 3 and bloop I 4 on circular saw bit 2 can split the area of circular saw bit 2, reduce the face of resonance
Product, can effectively reduce noise caused by cutting, while can also effectively be radiated, and reduce deformation to the full extent；Positioning
Groove 8 is equipped with the effect that bloop II 10 may also function as noise reduction in transmission process；Positioning groove 8 blocks when playing installation shaft
It is tight spacing, prevent from loosening.
Although the embodiment of the present invention is described in detail and is illustrated above, it should be noted that
We can make various changes and modifications the above embodiment, but these without departure from the present invention spiritual and appended power
Profit requires described scope.
Claims (4)
1. a kind of Novel saw blade, it includes circular saw bit (2)；The both sides of the circular saw bit (2) are fixed with respectively is in it
The reinforcing washer (1) in the same center of circle；The circle centre position of the circular saw bit (2) is equipped with shaft socket (9), and on shaft socket (9)
Equipped with the positioning groove (8) corresponded；The excircle of the circular saw bit (2) is equipped with sawtooth (7)；The sawtooth (7)
Top is mutually permanently connected by lip block (6) and alloy cutter head (5)；Silencing groove (3) is equipped between the sawtooth (7), and
Silencing groove (3) is interconnected with the bloop I (4) that circular saw bit (2) is equipped with；The positioning groove (8) is equipped with bloop
Ⅱ(10)；It is characterized in that：
The alloy cutter head is prepared as follows and obtains：
1) following each raw material for standby are taken according to mass percent：Tungsten carbide 68~71%, ramet 0.46~0.49%, titanium carbide
1.4~1.6%, rhenium 0.03~0.05%, boron carbide 1.2~1.4%, silicon nitride 1.8~2.2%, molybdenum 3.24~3.35%, chromium
6.6~6.9%, iron 10~12%, nickel 2.35~2.46%, manganese 2.1~2.5%, cerium 0.3~0.5%, and other can not keep away
The impurity exempted from, and content of the impurity in whole alloy must not be higher than 0.3%；Wherein, the particle diameter of silicon nitride is 100 mesh；
2) first tungsten carbide, ramet, titanium carbide, rhenium are put into reaction kettle and are heated to 3800-4000 DEG C, keep the temperature 3-4h, and with
The speed stirring of 120-150r/min, mixing time 1-1.5h, is passed through nitrogen work during heating stirring into reaction kettle
For protective gas；
3) stop cooling down when the temperature in reaction kettle being cooled to 2400-2500 DEG C, boron carbide, nitrogen are sequentially added into reaction kettle
SiClx, molybdenum are simultaneously stirred evenly, mixing time 1-2h with the speed of 220-250r/min, are passed through in whipping process into reaction kettle
Nitrogen is as protective gas；
4) 1-2h is kept the temperature after and then reactor temperature being down to 1900-2200 DEG C, and sequentially adds chromium, iron, nickel, manganese, cerium, with
The speed of 350-420r/min stirs evenly, and mixing time 0.5-1h, nitrogen is passed through into reaction kettle during insulated and stirred
Gas is as protective gas；
5) temperature in reaction kettle is down to 1300-1400 DEG C, keeps the temperature 1.5-2h, the liquid in reaction kettle is flowed into alloy cutter head
Die cast in mould；
6) water cooling is used, alloy cutter head is cooled to 500-550 DEG C with the cooling velocity of 8-10 DEG C/s, keeps the temperature 25-35min, then
Using oil cooling, alloy cutter head is cooled to by 280-300 DEG C of insulation 1-1.5h, last natural cooling with the cooling velocity of 5-7 DEG C/s
To room temperature, to obtain the final product.
A kind of 2. Novel saw blade according to claim 1, it is characterized in that the thickness of the circular saw bit (2) is 1.8mm-
2.2mm。
A kind of 3. Novel saw blade according to claim 1, it is characterized in that the thickness of the reinforcing washer (1) is 2.98mm-
3mm。
A kind of 4. Novel saw blade according to claim 1, it is characterized in that the thickness of the alloy cutter head (5) is 1.18mm-
1.25mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610099328.2A CN105500465B (en) | 2016-02-24 | 2016-02-24 | A kind of Novel saw blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610099328.2A CN105500465B (en) | 2016-02-24 | 2016-02-24 | A kind of Novel saw blade |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105500465A CN105500465A (en) | 2016-04-20 |
| CN105500465B true CN105500465B (en) | 2018-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610099328.2A Active CN105500465B (en) | 2016-02-24 | 2016-02-24 | A kind of Novel saw blade |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108353619A (en) * | 2018-04-10 | 2018-08-03 | 费县华源农业装备工贸有限公司 | Kill seedling grass-mowing machine |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2068754B1 (en) * | 1993-04-15 | 1999-04-16 | Herramientas Especiales Y De P | ANTI-FRICTION SYSTEM FOR CIRCULAR SAW. |
| CN100419106C (en) * | 2005-04-19 | 2008-09-17 | 河源富马硬质合金股份有限公司 | Carbide alloy, carbide bit and manufacturing method thereof |
| CN201132341Y (en) * | 2007-11-14 | 2008-10-15 | 博深工具股份有限公司 | Cemented carbide circular saw blade special for multi-slice cutting solid wood |
| CN201989202U (en) * | 2010-12-14 | 2011-09-28 | 博深工具股份有限公司 | Cemented carbide circular saw blade for wood |
| CN202716299U (en) * | 2012-09-03 | 2013-02-06 | 郑州华源超硬材料工具有限公司 | Sturdy and durable cutting tool |
| CN204054229U (en) * | 2014-06-30 | 2014-12-31 | 天津成霸锯业有限公司 | Electronic material opening is sawed |
| CN204673721U (en) * | 2015-04-15 | 2015-09-30 | 中山科恩乐精密工具有限公司 | A kind of saw blade being exclusively used in the soft hardwood of glued board and band knaur alive |
| CN204914084U (en) * | 2015-08-27 | 2015-12-30 | 成都市壹佰刀具有限公司 | Big anterior angle combination formula diamond saw blade |
| CN204914081U (en) * | 2015-08-27 | 2015-12-30 | 成都市壹佰刀具有限公司 | Fall little anterior angle diamond saw blade of terraced tooth |
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2016
- 2016-02-24 CN CN201610099328.2A patent/CN105500465B/en active Active
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| CN105500465A (en) | 2016-04-20 |
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| CB03 | Change of inventor or designer information |
Inventor after: Yan Xuefeng Inventor after: Tang Yue Inventor before: Liu Chuanbao |
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| CB03 | Change of inventor or designer information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180306 Address after: 276037 Shandong province in North District of Linyi City Huang Baihe road and Lanting Pavilion Road interchange area B room 12-1-1101 apricot Applicant after: Yan Xuefeng Applicant after: Tang Yue Address before: Zhu Bao Zhen Da Zhi Fang Cun 276000, Shandong province Linyi City Lanshan District No. 63 Applicant before: Liu Chuanbao |
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