CN208712971U - A kind of milling cutter with interior cold-working - Google Patents
A kind of milling cutter with interior cold-working Download PDFInfo
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- CN208712971U CN208712971U CN201821240114.3U CN201821240114U CN208712971U CN 208712971 U CN208712971 U CN 208712971U CN 201821240114 U CN201821240114 U CN 201821240114U CN 208712971 U CN208712971 U CN 208712971U
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- China
- Prior art keywords
- coolant liquid
- blade
- cutter hub
- runner
- liquid runner
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Abstract
The utility model discloses a kind of milling cutters with interior cold-working, including cutter hub and blade, it is axially disposed in the cutter hub to have coolant liquid sprue, the cutter hub is provided with cutter hub coolant liquid runner, the cutter hub coolant liquid runner along cutter hub radial distribution in cutter hub lower part close at blade position, blade coolant liquid runner is provided in the blade, the blade coolant liquid runner end is provided with blade cooling liquid outlet, the coolant liquid sprue, cutter hub coolant liquid runner, blade coolant liquid runner is disposed as cylindrical structure, the coolant liquid sprue is connected to cutter hub coolant liquid runner, the cutter hub coolant liquid runner is connected to blade coolant liquid runner, entire blade is run through in the direction that the blade coolant liquid runner is cut when working along milling cutter.The utility model has the advantages that fast cooling takes into account chip removal.
Description
Technical field
The utility model belongs to process tool technical field, and in particular to a kind of milling cutter with interior cold-working.
Background technique
Milling cutter is the rotary cutter with one or more cutter tooth, and when work, each cutter tooth successively intermittently cut workpiece
Surplus.Milling cutter can generate a large amount of cutting heat in high speed rotation cutting workpiece, and the temperature of workpiece and cutter can be made to increase,
Workpiece quality is influenced, cutting-tool's used life is reduced.
Utility model content
The purpose of this utility model is that: a kind of milling cutter with interior cold-working is provided, solves milling cutter in cutting workpiece
The excessively high problem of temperature.
The technical solution adopted in the utility model is as follows:
A kind of milling cutter with interior cold-working, including cutter hub and blade, the cutter hub is axially disposed coolant liquid mainstream
Road, the cutter hub are provided with cutter hub coolant liquid runner, and the cutter hub coolant liquid runner is along cutter hub radial distribution under cutter hub
Portion is provided with blade coolant liquid runner close at blade position in the blade, the blade coolant liquid runner end is set
It is equipped with blade cooling liquid outlet, the coolant liquid sprue, cutter hub coolant liquid runner, blade coolant liquid runner are disposed as
Cylindrical structure, the coolant liquid sprue are connected to cutter hub coolant liquid runner, the cutter hub coolant liquid runner and blade
The connection of coolant liquid runner.
Preferably, entire blade is run through in the direction cut when the blade coolant liquid runner works along milling cutter.
Preferably, the angle that the blade coolant liquid runner and cutter hub coolant liquid runner are formed is 120 ° -150 °.
Preferably, for the coolant liquid sprue diameter between 4mm-5mm, the cutter hub coolant liquid runner and blade are cold
But liquid runner diameter is between 2mm-3mm.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
It 1,, can be by milling cutter cutting workpiece by the way that coolant liquid runner is arranged in cutter hub and blade in the utility model
When most of heat for generating take away, cooling can be played the role of, protect workpiece, extend cutting-tool's used life.
2, in milling cutter cutting workpiece, blade is that calorific value is maximum, the highest part of temperature, and the utility model is by coolant liquid
Runner is arranged in blade, it is ensured that coolant liquid cools down to blade from inside, to there is better cooling effect.
3, in the utility model, the angle that blade coolant liquid runner and cutter hub coolant liquid runner are formed is 120 °-
It 160 °, ensures that the emission direction of coolant liquid is directed towards the position that blade is contacted with workpiece in this way, on the one hand can reduce knife
On the other hand the temperature of piece and workpiece contact portion position can wash away in time the scrap cut.
4, the cutter hub coolant liquid runner in the utility model and blade coolant liquid runner diameter be between 2mm-3mm,
Lesser diameter can make the coolant liquid flow velocity with higher of outflow, can take away the heat between milling cutter and workpiece faster
Amount, furthermore the coolant liquid of high flow rate has kinetic energy, can preferably wash away scrap.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the milling cutter top view that the utility model has interior cold-working；
Fig. 2 is the cross-sectional view in the face milling cutter B-B that the utility model has interior cold-working；
Fig. 3 is the enlarged diagram in the portion A for the milling cutter that the utility model has interior cold-working.
Marked in the figure: 1- cutter hub, 2- blade, 3- blade coolant liquid runner, 4- blade cooling liquid outlet, 5- cutter hub are cooling
Liquid runner, 6- coolant liquid sprue.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model, i.e., the described embodiments are only a part of the embodiments of the utility model,
Instead of all the embodiments.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be with each
Different configurations is planted to arrange and design.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Reality based on the utility model
Apply example, those skilled in the art's every other embodiment obtained without making creative work belongs to
The range of the utility model protection.
It should be noted that the relational terms of term " first " and " second " or the like be used merely to an entity or
Operation is distinguished with another entity or operation, and without necessarily requiring or implying between these entities or operation, there are any
This actual relationship or sequence.Moreover, the terms "include", "comprise" or its any other variant be intended to it is non-exclusive
Property include so that include a series of elements process, method, article or equipment not only include those elements, but also
Further include other elements that are not explicitly listed, or further include for this process, method, article or equipment it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including described
There is also other identical elements in the process, method, article or equipment of element.
For milling cutter, in cutting workpiece, the excessively high problem of temperature, the utility model provide a kind of milling with interior cold-working
Knife, including cutter hub 1 and blade 2, the cutter hub 1 is axially disposed coolant liquid sprue 6, and it is cold that the cutter hub 1 is provided with cutter hub
But liquid runner 5, the cutter hub coolant liquid runner 5 along 1 radial distribution of cutter hub in 1 lower part of cutter hub close at blade position, institute
It states and is provided with blade coolant liquid runner 3 in blade 2,3 end of blade coolant liquid runner is provided with blade coolant liquid and goes out
Mouth 4, the coolant liquid sprue 6, cutter hub coolant liquid runner 5, blade coolant liquid runner 3 are disposed as cylindrical structure,
The coolant liquid sprue 6 is connected to cutter hub coolant liquid runner 5, the cutter hub coolant liquid runner 5 and blade coolant liquid point
Runner 3 is connected to.In milling cutter cutting workpiece, coolant liquid removes liquid runner 5 into cutter hub is cold by coolant liquid sprue 6, then
Enter blade coolant liquid runner 3 from cutter hub coolant liquid runner 5, finally flowed out from blade cooling liquid outlet 4, coolant liquid is flowing
It in dynamic process, is exchanged by heat, the heat generated when having taken away milling cutter cutting workpiece, reaching reduces cutter and workpiece temperature
Purpose.Also, while cooling, coolant liquid flows out from blade 2, takes away scrap, improves stock-removing efficiency.
The feature of the utility model and performance are described in further detail with reference to embodiments.
Embodiment 1
A kind of milling cutter with interior cold-working that the utility model preferred embodiment provides, the blade coolant liquid runner
Entire blade 2 is run through in 3 directions cut when working along milling cutter.
The working principle of the present embodiment: in existing technology, cooling liquid flowing channel is usually set on cutter hub, passes through cooling
Liquid stream crosses the method washed away after cutter hub to blade, and to achieve the purpose that cool down to cutter and workpiece, such method is mainly
Cool down to blade face, but intrametallic heat transfer efficiency is greater than the heat transfer efficiency of metal and coolant liquid, therefore in knife
Biggish heat build-up is had in piece.The utility model in cutter hub 1 in addition to being arranged coolant liquid sprue 6 and cutter hub coolant liquid point
Outside runner 5, blade coolant liquid runner 3, cutting when blade coolant liquid runner 3 works along milling cutter are set also in blade 2
Direction run through entire blade 2.In milling cutter cutting workpiece, blade 2 is the part that calorific value is maximum, heat is most concentrated, this reality
Blade coolant liquid runner 3 is arranged in blade 2 with novel, it is ensured that coolant liquid cools down to blade 2 from inside, from
And there is better cooling effect.Compared with prior art, the utility model has better cooling effect to blade 2.
Embodiment 2
A kind of milling cutter with interior cold-working that the utility model preferred embodiment provides, the blade coolant liquid runner
3 angles formed with cutter hub coolant liquid runner 5 are 120 ° -160 °.
The working principle of the present embodiment: in milling cutter cutting workpiece, the position that heat generates at first is exactly in blade 2 and work
The position of part contact, the utility model set the angle between blade coolant liquid runner 3 and cutter hub coolant liquid runner 5 to
120 ° -160 °, when coolant liquid can in this way ejected from blade 2, the position that coolant liquid can be contacted close to blade 2 with workpiece,
To realize certain cooling on the source that heat generates, to reduce promotion of the heat in entire cutter transmittance process
Power.In addition, be conducive in time exclude the scrap of generation when the position that the coolant liquid of ejection is contacted close to blade 2 with workpiece,
Improve stock-removing efficiency.
Embodiment 3
A kind of milling cutter with interior cold-working that the utility model preferred embodiment provides, the coolant liquid sprue 6 are straight
Diameter is between 4mm-5mm, and the cutter hub coolant liquid runner 5 and 3 diameter of blade coolant liquid runner are between 2mm-3mm.
The working principle of the present embodiment: 6 diameter of coolant liquid sprue is arranged between 4mm-5mm the utility model, knife
Body coolant liquid runner 5 and 3 diameter of blade coolant liquid runner can guarantee the cooling for having sufficient between 2mm-3mm in this way
Liquid enters cutter hub coolant liquid runner 5 and blade coolant liquid runner 3, and due to the change of flow diameter, coolant liquid from
When cutter hub coolant liquid sprue 6 enters cutter hub coolant liquid runner 5, flow velocity be will increase, and ensure that coolant liquid is flowing out in this way
Flow velocity with higher when blade 2 can more preferably wash away blade 2 and workpiece, be more advantageous to cooling and exclude scrap.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (4)
1. a kind of milling cutter with interior cold-working, including cutter hub (1) and blade (2), it is characterised in that: the cutter hub (1) is along axis
To being provided with coolant liquid sprue (6), the cutter hub (1) is provided with cutter hub coolant liquid runner (5), the cutter hub coolant liquid point
Runner (5) is provided with knife close at blade (2) position, in the blade (2) in cutter hub (1) lower part along cutter hub (1) radial distribution
Piece coolant liquid runner (3), blade coolant liquid runner (3) end are provided with blade cooling liquid outlet (4), the cooling
Liquid sprue (6), cutter hub coolant liquid runner (5), blade coolant liquid runner (3) are disposed as cylindrical structure, described cold
But liquid sprue (6) is connected to cutter hub coolant liquid runner (5), the cutter hub coolant liquid runner (5) and blade coolant liquid point
Runner (3) connection.
2. a kind of milling cutter with interior cold-working as described in claim 1, it is characterised in that: the blade coolant liquid runner
(3) entire blade (2) are run through in the direction cut when working along milling cutter.
3. a kind of milling cutter with interior cold-working as described in claim 1, it is characterised in that: the blade coolant liquid runner
(3) angle formed with cutter hub coolant liquid runner (5) is 120 ° -160 °.
4. a kind of milling cutter with interior cold-working as described in claim 1, it is characterised in that: the coolant liquid sprue (6)
Diameter between 4mm-5mm, the cutter hub coolant liquid runner (5) and blade coolant liquid runner (3) diameter 2mm-3mm it
Between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821240114.3U CN208712971U (en) | 2018-08-02 | 2018-08-02 | A kind of milling cutter with interior cold-working |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821240114.3U CN208712971U (en) | 2018-08-02 | 2018-08-02 | A kind of milling cutter with interior cold-working |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208712971U true CN208712971U (en) | 2019-04-09 |
Family
ID=65976046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821240114.3U Active CN208712971U (en) | 2018-08-02 | 2018-08-02 | A kind of milling cutter with interior cold-working |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208712971U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114260495A (en) * | 2021-12-15 | 2022-04-01 | 厦门金鹭特种合金有限公司 | Indexable cutting tool with cooling flow channel |
-
2018
- 2018-08-02 CN CN201821240114.3U patent/CN208712971U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114260495A (en) * | 2021-12-15 | 2022-04-01 | 厦门金鹭特种合金有限公司 | Indexable cutting tool with cooling flow channel |
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