CN206882872U - Fish tail slotting cutter is used in a kind of web of the rail shaping - Google Patents
Fish tail slotting cutter is used in a kind of web of the rail shaping Download PDFInfo
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- CN206882872U CN206882872U CN201720399880.3U CN201720399880U CN206882872U CN 206882872 U CN206882872 U CN 206882872U CN 201720399880 U CN201720399880 U CN 201720399880U CN 206882872 U CN206882872 U CN 206882872U
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Abstract
It the utility model is related to milling cutter technical field, more particularly to a kind of web of the rail shaping fish tail slotting cutter, including cutter hub, with handle of a knife mounting hole, and around the milling face that handle of a knife mounting hole is set, several blades are distributed with milling face, milling face includes the face of cylinder set centered on handle of a knife mounting hole, and it is connected to first conical surface and second conical surface at the axial both ends on the face of cylinder, the axial both sides of first conical surface and second conical surface respectively from the face of cylinder towards cutter hub extend to handle of a knife mounting hole, when the conical surface of first conical surface/second is bonded with top surface/lower surface of fish-tail, gap be present between the conical surface of second conical surface/first and the lower surface of fish-tail.Fish tail slotting cutter is used in web of the rail shaping provided by the utility model, adds the heat-dissipating space of cutter, and while being advantageous to cutter radiating, Free up Memory is provided for the Milling Force of cutter, cutter can be avoided to produce shake, reduces the abrasion of blade, cutter hub, lathe.
Description
Technical field
It the utility model is related to milling cutter technical field, and in particular to one kind is used to process railway track railway frog fish-tail
The web of the rail shaping use fish tail slotting cutter.
Background technology
Railway is the application of the continuous improvement, especially high ferro of a kind of important way, in recent years speed of communications and transportation,
Requirement to rail processing industry also more and more higher, with railway frog it is the important component that rail connects on railroad track, its fish-tail
Be machined with special milling cutter, such as Chinese patent literature CN202539657U discloses a kind of web of the rail shaping fish-tail milling
Knife, including cutter hub and handle of a knife mounting hole, cutter hub are provided with carbide chip, and cutter hub is the cylinders that both ends are the conical surface, handle of a knife
Mounting hole passes through the axis of cutter hub, and the prior art is high in machining efficiency to the disposable machine-shaping of steel rail web, but due to this
The radial height of milling cutter is suitable with the fish tail groove height of the web of the rail, and cutter contacts with workpiece for tunneling boring, and inoperative side processing capacity is big,
Cause milling cutter in actual use, cutter radiating is tired, and the Milling Force of cutter does not have space release, and cutter hub is produced and trembled
It is dynamic, cause blade, cutter hub and lathe that heavy wear all occurs.
Utility model content
Therefore, the technical problems to be solved in the utility model be to overcome in the prior art milling cutter in milling steel rail web
During fish-tail, cutter produce shake, cause cutter, lathe occur heavy wear the defects of, advantageously reduced so as to provide one kind
Cutter is shaken, and reduces cutter, fish tail slotting cutter is used in the web of the rail shaping of the lathe degree of wear.
The technical solution adopted in the utility model is as follows：
Fish tail slotting cutter is used in a kind of web of the rail shaping, including：Cutter hub, there is handle of a knife mounting hole, milling face, around the handle of a knife
Mounting hole is set, including the face of cylinder set centered on the handle of a knife mounting hole, and is connected to the face of cylinder
First conical surface and second conical surface at axial both ends, first conical surface and second conical surface are respectively from the face of cylinder towards the knife
The axial both sides of body extend to the handle of a knife mounting hole, the profile of first conical surface and second conical surface fish tail with the web of the rail respectively
The top surface of groove and the profile of lower surface are adapted, when the top of the conical surface of first conical surface/second and the fish-tail
During the fitting of surface/lower surface, gap be present between the conical surface of second conical surface/first and the lower surface of the fish-tail；
Blade, several, it is distributed on the milling face.
The size in the gap is the 5-15% of the height of the fish-tail.
Axial maximum height between first conical surface and second conical surface is 120-130mm.
The quantity of the blade is arranged to 70-84.
The edge length of the blade is 15-25mm.
Several described blades are uniformly distributed on the milling face in the shape of a spiral centered on the handle of a knife mounting hole.
Several described blades are uniformly distributed on 10-14 bar helixes.
Some chip areas are formed on the milling face, the chip area is between adjacent two helixes.
It is arc transition between the conical surface of first conical surface/second and the face of cylinder.
Technical solutions of the utility model, have the following advantages that：
1. fish tail slotting cutter, including cutter hub are used in web of the rail shaping provided by the utility model, there is handle of a knife mounting hole, Yi Jiwei
Several blades are distributed with the milling face that handle of a knife mounting hole is set, milling face, milling face is included using handle of a knife mounting hole in
The face of cylinder that the heart is set, and is connected to first conical surface and second conical surface at the axial both ends on the face of cylinder, and described the
The axial both sides of one conical surface and second conical surface respectively from the face of cylinder towards the cutter hub extend to the handle of a knife mounting hole, institute
The profile for stating first conical surface and second conical surface is adapted with the top surface of the fish-tail of the web of the rail and the profile of lower surface respectively,
When the conical surface of first conical surface/second is bonded with top surface/lower surface of the fish-tail, second conical surface/the
Gap be present between the lower surface of one conical surface and the fish-tail, this arrangement increase the heat-dissipating space of cutter, be advantageous to
While cutter radiating, extension blade life, reduction allowing blade replacement time, Free up Memory is provided for the Milling Force of cutter, can
Avoid cutter from producing shake, reduce the abrasion of blade, cutter hub, lathe, extend the service life of cutter hub, blade, reduce foster
Shield and maintenance time.
2. web of the rail shaping fish tail slotting cutter provided by the utility model, the size in gap is the 5- of the height of fish-tail
15%, highly it is arranged in the range of this, effective milling face and the Milling Force Free up Memory of cutter can be better balanced, both protected
Effective milling face is demonstrate,proved, enough Milling Force Free up Memories are provided for cutter again.
3. web of the rail shaping fish tail slotting cutter provided by the utility model, the quantity of blade is arranged to 70-86, certain
On the milling face of area, the appropriate quantity for reducing blade, blade tool marks caused by machined surface can be effectively reduced, are advantageous to
The roughness of machined surface is reduced, Milling Accuracy is higher.
4. web of the rail shaping fish tail slotting cutter provided by the utility model, a length of 15-25mm of blade of blade, is reducing knife
While piece sets quantity, increase the size of blade, blade can be avoided to set Tool in Milling power caused by quantity reduction to decline,
Ensure the milling intensity of cutter, reduce the cutting die time, improve machined surface surface quality.
5. fish tail slotting cutter is used in web of the rail shaping provided by the utility model, several blades are uniformly distributed in 10-14 bar spiral shells
In spin line, keep the knife number on every helix constant, reduce the distribution density of helix, be more beneficial for ensureing cutter
While milling intensity, the roughness of machined surface is reduced.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the web of the rail shaping fish tail slotting cutter provided in embodiment one of the present utility model；
Fig. 2 is structural representation of the milling cutter in milling operation shown in Fig. 1.
Description of reference numerals：
1- cutter hubs；2- handle of a knife mounting holes；The 3- faces of cylinder；The conical surfaces of 4- first；5- blades；6- chip areas；The conical surfaces of 7- second；8-
Wing rail；9- fish-tails.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other
Conflict can is not formed to be combined with each other.
Embodiment one
Fig. 1 is the structural representation of web of the rail shaping fish tail slotting cutter provided in embodiment one of the present utility model, Fig. 2
For structural representation of the milling cutter shown in Fig. 1 in milling operation.As illustrated in fig. 1 and 2, the web of the rail shaping that the present embodiment provides is used
Fish tail slotting cutter, including profile have the handle of a knife mounting hole 2 through its axis in the cutter hub 1 of class cylinder, cutter hub 1, cutter hub 1
Peripheral outer wall face forms milling face, and milling face includes the face of cylinder 3, and be connected to the face of cylinder 3 axial both ends first
The conical surface 7 of the conical surface 4 and second, axial side of two conical surfaces respectively from the face of cylinder 3 towards cutter hub 1 are extended at handle of a knife mounting hole 2,
First conical surface 4 is consistent with the profile of the top surface of the fish-tail 9 of the web of the rail, the bottom table of second conical surface 7 and the fish-tail 9 of the web of the rail
The profile in face is consistent, and is arc transition between first conical surface 4 and second conical surface 7 and the face of cylinder 3, and second conical surface 7 is by two
The different conical surface of taper connects to be formed, and several blades 5 are distributed with milling face.
The height of fish-tail 9 refers to the top surface of fish-tail 9 to the axial maximum height of lower surface.
This set causes milling cutter during milling operation, and cutter hub 1 is axially above deposited along it between the surface of fish-tail 9
In gap, the heat-dissipating space of cutter is added, while being advantageous to cutter radiating, release sky is provided for the Milling Force of cutter
Between, cutter can be avoided to produce shake, reduce the abrasion of blade 5, cutter hub 1, lathe.
The milling cutter that the present embodiment provides is used for the milling high ferro fish-tail 9 of the web of the rail of wing rail 8, and the height of the fish-tail 9 is about
For 129mm, the size in the gap is the 8% of the height of the fish-tail 9, the axial direction between first conical surface 4 and second conical surface 7
Maximum height is 126mm, and in milling operation, cutter hub 1 has in the short transverse of fish-tail 9 between the surface of fish-tail 9
There is about 10mm gap.
Several described blades 5 are uniformly distributed in the milling face in the shape of a spiral centered on the handle of a knife mounting hole 2
On, every helix extends to the conical surface 4 from the face of cylinder 3, and the number of blade 5 is arranged to 78, is distributed in 12 set at equal intervals
On bar helix, 5 numbers of blade on adjacent two helixes are respectively set to 6 and 7, the edge length of each blade 5
About 20mm, while the setting quantity of blade 5 is reduced, increase the size of blade 5, can either effectively reduce blade 5 and process
Tool marks caused by face, the roughness of machined surface is advantageously reduced, Ra12.5 required precision can be reached, and can enough avoids knife
Tool in Milling power caused by the quantity that piece 5 sets is reduced declines, and ensures the milling intensity of cutter.
Chip area 6 is formed between adjacent two helixes.
As the alternative embodiments of embodiment one, the size in gap is the 15% of the height of the fish-tail, cutter hub
Radial height be about 123mm, gap is about 19mm.
As the alternative embodiments of embodiment one, the size in gap is the 10% of the height of the fish-tail, cutter hub
Radial height be about 125mm, gap is about 13mm.
As the alternative embodiments of embodiment one, the size in gap is the 5% of the height of the fish-tail, cutter hub
Radial height is about 127mm, and gap is about 6mm.
As the alternative embodiments of embodiment one, the number of blade is arranged to 70, and the edge length of blade is
25mm, some blades are uniformly distributed on 10 helixes.
As the alternative embodiments of embodiment one, the number of blade is arranged to 77, and the edge length of blade is
18mm, some blades are distributed on 14 helixes, and the blade number on adjacent two helixes is respectively set to 5 and 6.
As the alternative embodiments of embodiment one, the number of blade is arranged to 84, and the edge length of blade is
15mm, some blades are uniformly distributed on 14 helixes.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among the protection domain that variation is created still in the utility model.
Claims (9)
1. fish tail slotting cutter is used in a kind of web of the rail shaping, it is characterised in that including：
Cutter hub (1), there is handle of a knife mounting hole (2)；
Milling face, set around the handle of a knife mounting hole (2), including the cylinder set centered on the handle of a knife mounting hole (2)
Face (3), and first conical surface (4) and second conical surface at the axial both ends on the face of cylinder (3) are connected to, first cone
Face (4) and second conical surface extend to the handle of a knife installation from the face of cylinder (3) towards the axial both sides of the cutter hub (1) respectively
The profile of hole (2), first conical surface (4) and second conical surface top surface and bottom table with the fish-tail (9) of the web of the rail respectively
The profile in face is adapted, when the conical surface of first conical surface/second is bonded with top surface/lower surface of the fish-tail (9)
When, gap be present between the conical surface of second conical surface/first and the lower surface of the fish-tail (9)；
Blade (5), several, it is distributed on the milling face.
2. fish tail slotting cutter is used in web of the rail shaping according to claim 1, it is characterised in that the size in the gap is described
The 5-15% of the height of fish-tail (9).
3. fish tail slotting cutter is used in web of the rail shaping according to claim 2, it is characterised in that first conical surface (4) and institute
It is 120-130mm to state the axial maximum height between second conical surface (7).
4. the web of the rail shaping fish tail slotting cutter according to any one of claim 1-3, it is characterised in that the blade
(5) quantity is arranged to 70-84.
5. fish tail slotting cutter is used in web of the rail shaping according to claim 4, it is characterised in that the blade length of the blade (5)
Spend for 15-25mm.
6. fish tail slotting cutter is used in the web of the rail according to claim 4 shaping, it is characterised in that several described blades (5) with
Centered on the handle of a knife mounting hole (2), it is uniformly distributed in the shape of a spiral on the milling face.
7. fish tail slotting cutter is used in web of the rail shaping according to claim 6, it is characterised in that several described blades (5) are equal
It is even to be distributed on 10-14 bar helixes.
8. fish tail slotting cutter is used in web of the rail shaping according to claim 7, it is characterised in that if being formed on the milling face
Dry chip area (6), the chip area (6) is between adjacent two helixes.
9. the web of the rail shaping fish tail slotting cutter according to any one of claim 1-3, it is characterised in that first cone
It is arc transition between face (4)/second conical surface (7) and the face of cylinder (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720399880.3U CN206882872U (en) | 2017-04-17 | 2017-04-17 | Fish tail slotting cutter is used in a kind of web of the rail shaping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720399880.3U CN206882872U (en) | 2017-04-17 | 2017-04-17 | Fish tail slotting cutter is used in a kind of web of the rail shaping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206882872U true CN206882872U (en) | 2018-01-16 |
Family
ID=61324263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720399880.3U Active CN206882872U (en) | 2017-04-17 | 2017-04-17 | Fish tail slotting cutter is used in a kind of web of the rail shaping |
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| CN (1) | CN206882872U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109702261A (en) * | 2018-11-28 | 2019-05-03 | 中铁宝桥集团有限公司 | The process tool of medium-and low-speed maglev F rail detection faces |
| US20210078086A1 (en) * | 2017-12-13 | 2021-03-18 | Makino Milling Machine Co., Ltd. | Milling tool and workpiece machining method |
| CN112658348A (en) * | 2021-01-07 | 2021-04-16 | 中铁宝桥集团有限公司 | Asymmetrical steel rail fishtail space machining device |
| CN113747991A (en) * | 2019-04-26 | 2021-12-03 | 株式会社牧野铣床制作所 | Milling cutter and workpiece machining method |
| CN114226821A (en) * | 2021-12-31 | 2022-03-25 | 深圳市仕兴鸿精密机械设备有限公司 | Disc milling cutter, device and method for intelligent rail machining |
-
2017
- 2017-04-17 CN CN201720399880.3U patent/CN206882872U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210078086A1 (en) * | 2017-12-13 | 2021-03-18 | Makino Milling Machine Co., Ltd. | Milling tool and workpiece machining method |
| US11890687B2 (en) | 2017-12-13 | 2024-02-06 | Makino Milling Machine Co., Ltd. | Milling tool and workpiece machining method |
| CN109702261A (en) * | 2018-11-28 | 2019-05-03 | 中铁宝桥集团有限公司 | The process tool of medium-and low-speed maglev F rail detection faces |
| CN113747991A (en) * | 2019-04-26 | 2021-12-03 | 株式会社牧野铣床制作所 | Milling cutter and workpiece machining method |
| EP3960346A4 (en) * | 2019-04-26 | 2023-01-25 | Makino Milling Machine Co., Ltd. | Milling tool and workpiece machining method flight |
| CN112658348A (en) * | 2021-01-07 | 2021-04-16 | 中铁宝桥集团有限公司 | Asymmetrical steel rail fishtail space machining device |
| CN114226821A (en) * | 2021-12-31 | 2022-03-25 | 深圳市仕兴鸿精密机械设备有限公司 | Disc milling cutter, device and method for intelligent rail machining |
| CN114226821B (en) * | 2021-12-31 | 2022-12-13 | 深圳市仕兴鸿精密机械设备有限公司 | Disc milling cutter, device and method for intelligent rail machining |
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