CN110394867A - A kind of carpenter's cutting tool having venthole - Google Patents
A kind of carpenter's cutting tool having venthole Download PDFInfo
- Publication number
- CN110394867A CN110394867A CN201910788919.4A CN201910788919A CN110394867A CN 110394867 A CN110394867 A CN 110394867A CN 201910788919 A CN201910788919 A CN 201910788919A CN 110394867 A CN110394867 A CN 110394867A
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- CN
- China
- Prior art keywords
- cutting
- venthole
- sub
- cutter
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005520 cutting process Methods 0.000 title claims abstract description 55
- 238000009423 ventilation Methods 0.000 claims abstract description 18
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
- B27G13/00—Cutter blocks; Other rotary cutting tools
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Milling Processes (AREA)
Abstract
A kind of carpenter's cutting tool having venthole, including knife handle (2), one end of the knife handle (2) is clamping end, clamping end is used to match with the knife handle folder on machine tool chief axis, to clamp cutter, the other end is cutting end, and cutting end is equipped with a plurality of main cutting edge (6), and every main cutting edge (6) is crossed to form by corresponding rake face (5) and flank (4)；End cutting edge is collectively formed in minor flank (7) and rake face (5)；It is characterized in that being equipped with main ventilation blind hole (1) in the knife handle (2), sub- venthole (3) communicate with main ventilation blind hole (1), tilting is equipped with after each in side face (3), gas enters sub- venthole (3) by main ventilation blind hole (1) and reaches working position, heat caused by cutting is taken away while chip is blown away, cutter is cooled down, tool life.The present invention is conducive to dust hood and siphons away the sawdust in grooving, improves dust collection efficiency；Cool down simultaneously to cutter, extends cutter life.
Description
Technical field
The present invention relates to a kind of carpenter's cutting technology, especially a kind of carpenter is cut with rotary cutter, specifically one kind
There is carpenter's cutting tool of venthole.
Background technique
In woodworking, Cutter Body Processing with Machining Center plate is used more, can generate a large amount of sawdust in cutting, these sawdusts
Light weight small in size can stay in grooving, be not easy to be siphoned away by dust hood, and with the accumulation of time, sawdust can make processing environment
It is personal also increasingly to pay close attention to occupational health as social environment consciousness gradually increases at serious pollution, the cleaning work of sawdust by
Gradually become the most important thing.
Therefore a kind of cutter is needed to blow afloat sawdust from grooving.In current Tool Industry, porose cutter is mostly used
In intermetallic composite coating, Kong Zhongtong coolant liquid, this partial hole is arranged on rake face, directly coolant liquid can be allowed to act in processing
Machined surface is to cool down.But there are no such cutters in current woodworking, if directly using the cutter in intermetallic composite coating, processing wood
It will be there is a phenomenon where plug-hole, so being not appropriate for such cutter in woodworking when material.Therefore, develop one kind have venthole and
The cutter that will not be blocked just seems very necessary.
Summary of the invention
The purpose of the present invention is deposited in joint-cutting in existing Cutter Body Processing with Machining Center sawdust difficulty or ease cleaning aiming at the problem that,
A kind of carpenter's cutting tool for having venthole is designed, it is stifled when solving not having in the prior art such cutter and Tool in Cutting
The problem of plug.
The specific technical solution of the present invention is:
A kind of carpenter's cutting tool having venthole, including knife handle 2, one end of the knife handle 2 are clamping end, clamping end be used for
Knife handle folder on machine tool chief axis matches, and to clamp cutter, the other end is cutting end, and cutting end is equipped with a plurality of main cutting edge 6,
Every main cutting edge 6 is crossed to form by corresponding rake face 5 and flank 4；Minor flank 7 and rake face 5 are collectively formed pair and cut
Cut sword；It is characterized in that being equipped with main ventilation blind hole 1 in the knife handle 2, it is equipped with and main ventilation blind hole in each rear side face 3
1 sub- venthole 3 communicate, tilting, gas enter sub- venthole 3 by main ventilation blind hole 1 and reach working position, chip is blown
Heat caused by cutting is taken away while walking, and cutter is cooled down, tool life.
Further: the main ventilation blind hole is divided into two sections, and first segment bore dia is larger, and second segment bore dia is smaller, gas
Body flows to the second hole from the first hole, and gas flow rate is made to become faster, the diameter of the diameter of sub- venthole less than the second hole.
Further: the sub- venthole cannot be opened in rake face, can be opened in other faces to avoid blocking, sub- venthole
Quantity can determine according to actual needs, and sub- number of air hole should be greater than 0, specific location of the diameter of venthole according to locating for it and
It determines, so as not to influence the intensity of cutter.
The bottom hole of main ventilation blind hole 1 is no less than the radius of blades of cutting tools with a distance from point of a knife, to guarantee cutting hardness.
When using cutter of the invention, the first hole of cutter is introduced gas into, gas flows through the second hole, sub- ventilation
Hole reaches machined surface, and the chip in grooving is all blown afloat, siphons away chip convenient for dust hood, and sub- venthole setting is in processing knife
On the secondary cutting face 7 of tool, gas vent is directly facing machined surface, therefore gas can directly reach grooving bottom, and chip is blown afloat
Effect is good.Since gas is in cutter interior flow at high speed, when tool sharpening or mobile idle running, swiftly flowing gas can be with
The heat in cutter is taken away, is cooled down to cutter, tool life.
The beneficial effects of the present invention are:
The position of opening of cutter is not arranged in rake face, and chip is discharged along rake face when cutting, the sub- venthole in other faces
It is not plugged up, but machined surface (such as rake face) can be reached in processing from the gas that sub- venthole sprays, do not influence to blow
Play the effect of chip；Cutter is blown in processing, and the sawdust of generation is directly blown afloat and is siphoned away convenient for dust hood, improves dust suction effect
Rate；Gas can take away heat caused by cutting in processing or idle stroke in cutter interior flow at high speed, drop to cutter
Temperature extends cutting-tool's used life, such as can generate a large amount of high temperature when cutting density board for the cutter of diamond material,
If not radiating, the cutter life of diamond material can subtract greatly, can significantly improve this status using perforating cutter.
Detailed description of the invention
Fig. 1 is a kind of cutting tool main view for having venthole provided in an embodiment of the present invention.
Fig. 2 is a kind of cutting tool oblique view for having venthole provided in an embodiment of the present invention.
The rotation schematic diagram of cutter when Fig. 3 is a kind of cutting tool cutting for having venthole provided in an embodiment of the present invention.
The velocity analysis figure of sawdust when Fig. 4 is a kind of cutting tool cutting for having venthole provided in an embodiment of the present invention.
Wherein: 1-main ventilation blind hole, the 11-the first hole, the 12-the second hole, 2-knife handles, 3-sub- ventholes, 4-
Flank, 5-rake faces, 6-main cutting edges, 7-minor flanks.
Specific embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples.It should be noted that embodiment is only to be
Illustration purpose can not be interpreted as limitation of the invention, including attached drawing is only for reference and illustrates use, does not constitute to this hair
The limitation of bright scope of patent protection, because can be carried out to the present invention many on the basis of not departing from spirit and scope of the invention
Change.
As shown in Figs 1-4.
A kind of carpenter's cutting tool having venthole, by taking three blade milling cutters as an example, as shown in Figure 1, it includes knife handle 2, leads and lead to
Gas blind hole 1, main cutting edge 6, rake face 5, flank 4, minor flank 7, sub- venthole 3, the knife handle 2 is used for and machine tool chief axis
On knife handle folder match, to clamp cutter；The main ventilation blind hole 1 is used for air guide inside knife handle；The main cutting edge 6
(Fig. 2) is for cutting timber；The rake face 5 is used for chip removal；Main cutting edge 6 is collectively formed in the flank 4 and rake face 5；
End cutting edge is collectively formed in the minor flank 7 and rake face 5；The sub- venthole 3 is opened in the minor flank 7 at cutter head position
On, as shown in Fig. 2, the gas in main ventilation blind hole 1 is gone directly working position by the sub- venthole 3.
Specifically, as shown in Figure 1, it is two sections that the main ventilation blind hole 1, which is divided to, the first hole 11 is relatively large in diameter, the second hole
12 diameters are smaller, and sub- 3 diameter of venthole flows to the second hole 12 from the first hole 11 less than 12 diameter of the second hole, gas, then
Sub- venthole 3 is flowed to, the gas flow rate come out from sub- venthole 3 is speeded.
Specifically, as shown in Fig. 2, the sub- venthole 3 cannot be opened in rake face 5, the pair for being herein opened in sub- venthole 3
With plate face positive action can occur for flank 7 to avoid sub- venthole 3, to prevent from blocking sub- venthole 3, since cutter is three
Blade milling cutter, therefore it is provided with sub- venthole 3 in the minor flank of each main cutting edge, share three sub- ventholes 3, sub- venthole 3
With 7 angulation of minor flank between 30 ° to 40 °, cutter structure is not destroyed.
Working principle of the present invention is as follows being illustrated in conjunction with Fig. 3, Fig. 4:
Cutter is with angular speedWhen processing, while 3 velocity of discharge of sub- venthole isv 2 High-speed gas (Fig. 3), gas reach plus
It when work face, is reflected on machined surface, high-speed gas direction changes, and becomes speed and isv 2 ’Air-flow, main cutting edge 6
Plate application is acted on, the sawdust cut has been pulled to rake face 5, the movement velocity of sawdustv 3 Tangent line along cutter direction of rotation
Direction, the horizontal velocity of air-flowv 2x ’It is mutually collided with the sawdust in movement, reduces the speed of sawdustv 3 , vertical point of air-flow
Speedv 2y ’Sawdust is blown afloat from grooving bottom, therefore sawdust forms the speed upward along rake facev 1 , sawdust is blown out
Grooving；Sub- venthole 3 is not near rake face, and sub- venthole 3 will not occur directly to contact with plate, i.e., sawdust will not be forced
Into sub- venthole, would not also be blocked；In the air of cutter high speed flowing, while production when can also take away Tool in Cutting
Raw heat makes cutter be achieved cooling, tool life.
The above embodiment is a preferred embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, other any changes, modifications, substitutions, combinations, simplifications made without departing from the spirit and principles of the present invention,
It should be equivalent substitute mode, be included within the scope of the present invention.
Part that the present invention does not relate to is same as the prior art or can be realized by using the prior art.
Claims (5)
1. a kind of carpenter's cutting tool for having venthole, including knife handle (2), one end of the knife handle (2) is clamping end, clamping end
For matching with the knife handle folder on machine tool chief axis, to clamp cutter, the other end is cutting end, and cutting end is equipped with a plurality of master and cuts
It cuts sword (6), every main cutting edge (6) is crossed to form by corresponding rake face (5) and flank (4)；Minor flank (7) and preceding knife
End cutting edge is collectively formed in face (5)；It is characterized in that main ventilation blind hole (1) is equipped in the knife handle (2), each rear side face
(3) sub- venthole (3) communicate with main ventilation blind hole (1), tilting is equipped on, gas is entered by main ventilation blind hole (1)
Sub- venthole (3) reaches working position, and heat caused by cutting is taken away while chip is blown away, is cooled down to cutter, is prolonged
Long cutter life.
2. carpenter's cutting tool according to claim 1, which is characterized in that the main ventilation blind hole (1) is divided into two sections, and
One hole (11) are relatively large in diameter, and the diameter of the second hole (12) is smaller, and gas flows to the second hole from the first hole, make gas
Flow velocity becomes faster, the diameter of the diameter of the sub- through hole less than the second hole (12).
3. carpenter's cutting tool according to claim 1, which is characterized in that the sub- venthole (3) cannot be opened in preceding knife
Face can be opened in other faces to avoid blocking, and the quantity of sub- venthole can determine that sub- number of air hole is at least according to actual needs
1, specific location of the diameter of sub- venthole according to locating for it and determine, so as not to influence the intensity of cutter.
4. carpenter's cutting tool according to claim 1, which is characterized in that the sub- venthole (3) is in cutter
Portion, when high-speed gas passes through, the amount of heat generated when can take away Tool in Cutting extends cutting-tool's used life.
5. carpenter's cutting tool according to claim 1, which is characterized in that the bottom hole of main ventilation blind hole (1) is from knife
The distance of point is no less than the radius of blades of cutting tools.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910788919.4A CN110394867A (en) | 2019-08-26 | 2019-08-26 | A kind of carpenter's cutting tool having venthole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910788919.4A CN110394867A (en) | 2019-08-26 | 2019-08-26 | A kind of carpenter's cutting tool having venthole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110394867A true CN110394867A (en) | 2019-11-01 |
Family
ID=68329161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910788919.4A Pending CN110394867A (en) | 2019-08-26 | 2019-08-26 | A kind of carpenter's cutting tool having venthole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110394867A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040028491A1 (en) * | 2000-06-27 | 2004-02-12 | Andree Fritsch | Drilling tool |
| JP2008023632A (en) * | 2006-07-19 | 2008-02-07 | Mitsubishi Materials Corp | Cutting tool and insert |
| JP2010214545A (en) * | 2009-03-17 | 2010-09-30 | Daihatsu Motor Co Ltd | End mill |
| EP2540425A1 (en) * | 2011-07-01 | 2013-01-02 | Ledermann GmbH & Co. KG | Machining tool for machining materials |
| CN104001979A (en) * | 2014-06-19 | 2014-08-27 | 哈尔滨理工大学 | Equivalent-arc vertical groove annular milling cutter with taper angle structure, and grinding method |
| US20160214187A1 (en) * | 2013-08-30 | 2016-07-28 | Mitsubishi Materials Corporation | End mill with coolant hole |
| CN107745150A (en) * | 2017-11-24 | 2018-03-02 | 常州巨丰精密工具制造有限公司 | A kind of three sword aluminium milling cutters |
| CN208178534U (en) * | 2018-03-28 | 2018-12-04 | 基准精密工业（惠州）有限公司 | Milling cutter |
| CN109129736A (en) * | 2018-07-23 | 2019-01-04 | 威尔廉（苏州）机械有限公司 | A kind of machining cutter and its mounting and clamping system |
| TWM573669U (en) * | 2018-07-19 | 2019-02-01 | 賴錡陞 | Cutting tool for processing soft material and clamping device thereof |
| CN109465481A (en) * | 2018-12-07 | 2019-03-15 | 西安交通大学 | A kind of monoblock type milling cutter with self cooling and lubrication structure |
| CN210880081U (en) * | 2019-08-26 | 2020-06-30 | 南京帝鼎数控科技有限公司 | Woodworking cutting tool with vent hole |
-
2019
- 2019-08-26 CN CN201910788919.4A patent/CN110394867A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040028491A1 (en) * | 2000-06-27 | 2004-02-12 | Andree Fritsch | Drilling tool |
| JP2008023632A (en) * | 2006-07-19 | 2008-02-07 | Mitsubishi Materials Corp | Cutting tool and insert |
| JP2010214545A (en) * | 2009-03-17 | 2010-09-30 | Daihatsu Motor Co Ltd | End mill |
| EP2540425A1 (en) * | 2011-07-01 | 2013-01-02 | Ledermann GmbH & Co. KG | Machining tool for machining materials |
| US20160214187A1 (en) * | 2013-08-30 | 2016-07-28 | Mitsubishi Materials Corporation | End mill with coolant hole |
| CN104001979A (en) * | 2014-06-19 | 2014-08-27 | 哈尔滨理工大学 | Equivalent-arc vertical groove annular milling cutter with taper angle structure, and grinding method |
| CN107745150A (en) * | 2017-11-24 | 2018-03-02 | 常州巨丰精密工具制造有限公司 | A kind of three sword aluminium milling cutters |
| CN208178534U (en) * | 2018-03-28 | 2018-12-04 | 基准精密工业（惠州）有限公司 | Milling cutter |
| TWM573669U (en) * | 2018-07-19 | 2019-02-01 | 賴錡陞 | Cutting tool for processing soft material and clamping device thereof |
| CN109129736A (en) * | 2018-07-23 | 2019-01-04 | 威尔廉（苏州）机械有限公司 | A kind of machining cutter and its mounting and clamping system |
| CN109465481A (en) * | 2018-12-07 | 2019-03-15 | 西安交通大学 | A kind of monoblock type milling cutter with self cooling and lubrication structure |
| CN210880081U (en) * | 2019-08-26 | 2020-06-30 | 南京帝鼎数控科技有限公司 | Woodworking cutting tool with vent hole |
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