CN116103966A - Rail online repairing milling cutter for railway industry - Google Patents
Rail online repairing milling cutter for railway industry Download PDFInfo
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- CN116103966A CN116103966A CN202310078434.2A CN202310078434A CN116103966A CN 116103966 A CN116103966 A CN 116103966A CN 202310078434 A CN202310078434 A CN 202310078434A CN 116103966 A CN116103966 A CN 116103966A
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- cutter
- milling cutter
- blades
- railway industry
- holders
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B31/00—Working rails, sleepers, baseplates, or the like, in or on the line; Machines, tools, or auxiliary devices specially designed therefor
- E01B31/02—Working rail or other metal track components on the spot
- E01B31/12—Removing metal from rails, rail joints, or baseplates, e.g. for deburring welds, reconditioning worn rails
- E01B31/13—Removing metal from rails, rail joints, or baseplates, e.g. for deburring welds, reconditioning worn rails by milling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention provides a rail online repairing milling cutter for railway industry, which relates to the technical field of railway industry, and comprises a cutter head body, wherein a plurality of cutter holders are arranged along the outer surface of the cutter head body, each cutter holder is provided with a plurality of blades, and the plurality of blades are connected with the plurality of cutter holders through blade clamping screws; the tangential locating surface of the tool holder is in a ratchet shape, the tool holder is provided with an L-shaped bottom surface, and the ends of the adjacent tool holders are in contact with each other. The rail online repairing milling cutter for the railway industry changes the outer contour shape of the grinding wheel into the outer contour shape formed by arranging the blades, and the blades can be replaced after the blades become blunt or collapse, so that the cutter body can be reused without being wasted, the use cost of the cutter is greatly reduced, the resources are saved, and the environmental pollution is reduced; and more blades are arranged on the cutter body, so that more metal can be removed in unit time, and the efficiency is improved.
Description
The application is a divisional application of an invention patent with a mother case name of 'an online rail repairing milling cutter for railway industry'; the application number of the parent application is: 201910443841.2; the application date of the parent application is: 2019.05.27.
Technical Field
The invention relates to the technical field of railway industry, in particular to a rail online repairing milling cutter for the railway industry.
Background
The rail transit is a backbone network for pulse and traffic transportation of national economy in China, not only bears most national strategy and economic material transportation, but also bears passenger transportation function, and plays a great role in promoting the transportation of resources in China, enhancing the communication of economic areas, solving urban traffic congestion and the like. Along with the formation and development of the track traffic network in China, the track traffic industry at present gradually enters into construction, operation and maintenance and a new stage, how to scientifically maintain an operation line with huge scale, and ensure stable and reliable infrastructure, so that the track traffic can be safely used for a long time, and the problem that the track traffic development in the current stage must be faced and solved.
Aiming at typical rail diseases such as rail head abrasion, wave abrasion, fat edge, stripping off blocks, scale-shaped cracks and the like, a grinding wheel direct grinding mode is adopted at present in China, and the mode has the advantages of low running speed, low efficiency, poor working environment and great environmental pollution. The developed countries adopt the mode of first semi-finish milling and then polishing, the running speed of the milling and grinding trolley is very wide and can reach 3km/h, the efficiency is very high, the method belongs to an efficient clean repairing mode, the used cutter of the repairing mode is mature abroad at present, and the core technology is mastered in the hands of foreign companies, and the price is high and is not lower.
Aiming at the problems that the rail defect can not be efficiently repaired due to the grinding wheel direct grinding mode at present in China, and the rail peeling defect and the fat edge grinding mode can not be completely repaired, the Baisi tool manufacturing limited company develops a rail online repairing milling cutter based on the background and years of experience, and achieves the precision and quality of products of foreign companies.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides an online rail repairing milling cutter for the railway industry.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the invention designs an online rail repairing milling cutter for railway industry, which comprises a cutter head body, wherein a plurality of cutter holders are arranged along the outer surface of the cutter head body, each cutter holder is provided with a plurality of blades, and the plurality of blades are connected with the plurality of cutter holders through blade clamping screws; the tangential locating surface of the tool holder is in a ratchet shape, the tool holder is provided with an L-shaped bottom surface, and the ends of the adjacent tool holders are in contact with each other.
Preferably, a plurality of grooves corresponding to the positions of the cutter holders are formed in the side face of the cutter head body, cutter holder locking bolts are arranged in the grooves, and one ends of the cutter holder locking bolts penetrate through the inner walls of the grooves and extend to the inner parts of the cutter holders.
Preferably, at least twenty tool holders are provided, and twenty tool holders are arranged at equal angles.
Preferably, at least sixteen inserts are provided on each of the tool holders, and sixteen inserts are arranged in a spiral configuration.
Preferably, the grooves are at least forty, and forty grooves are arranged at equal angles.
Preferably, a center locating cone which is coaxially arranged is arranged at the center of the side face of the cutter head body.
Preferably, the center locating cone can be sleeved on a stand column used for installation, and the inner surface of the center locating cone is in clearance fit with the stand column.
Preferably, a plurality of through holes are formed in the side face of the cutter head body, at least twelve through holes are formed in the through holes, and the twelve through holes are arranged in an equal angle mode.
Preferably, a plurality of chip grooves corresponding to the positions of the cutter holders are formed in the side face of the cutter head body.
Preferably, the inner surfaces of the chip removal grooves are all arc-shaped.
Compared with the prior art, the invention has the following beneficial technical effects:
the invention provides a rail online repairing milling cutter for railway industry, which changes the outline shape of a grinding wheel into the outline shape formed by arranging blades, and the blades can be replaced after the blades become blunt or break, so that the cutter body can be repeatedly used without being wasted, the use cost of the cutter is greatly reduced, the resources are saved, and the environmental pollution is reduced; and more blades are arranged on the cutter body, so that more metal can be removed in unit time, and the efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings that are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of a rail on-line repair milling cutter for the railway industry according to the present invention;
fig. 2 is a schematic diagram of a connection structure between a blade and a cutter head of a rail on-line repairing milling cutter for railway industry.
In the figure: blade clamping screw 1, blade 2, junk slot 3, cutter holder 4, cutter holder locking bolt 5, cutter disc body 6, center location awl 7, recess 8, through-hole 9.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings, in which it is evident that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Example 1
Referring to fig. 1-2, this embodiment provides a rail on-line repair milling cutter for railway industry, including cutter head 6, be equipped with a plurality of cutter holders 4 along the surface of cutter head 6, the center locating cone 7 of coaxial arrangement has been seted up at the side center of cutter head 6, when milling cutter is fixed, the installation of milling cutter has been made things convenient for to center locating cone 7, the effect of spacing has been played to the milling cutter simultaneously, a plurality of through-holes 9 have been seted up to the side of cutter head 6, through-hole 9 is equipped with twelve at least, twelve through-holes 9 equiangular arrangement, through-hole 9 is used for making things convenient for the interlude of screw, and the screw is connected with the equipment of installing milling cutter, the stability of milling cutter fixing has been improved, a plurality of chip grooves 3 that correspond with cutter holder 4 position have been seted up to the side of cutter head 6, chip groove 3's setting can avoid the splash of metal when milling cutter repair rail's surface, the discharge of iron fillings of being convenient for.
A plurality of grooves 8 corresponding to the positions of the cutter holder 4 are formed in the side face of the cutter head body 6, cutter holder locking bolts 5 are arranged in the grooves 8, one ends of the cutter holder locking bolts 5 penetrate through the inner wall of the grooves 8 and extend to the inner portion of the cutter holder 4, forty grooves 8 are formed in the grooves 8 at least and are arranged at equal angles, the plurality of cutter holder locking bolts 5 are convenient to place, stability of connection between the cutter head body 6 and the cutter holder 4 is improved, the cutter holder locking bolts 5 are respectively connected with the cutter holder 4 and the cutter head body 6 through threads, stability of connection between the cutter holder 4 and the cutter head body 6 is improved through the arrangement of the cutter holder locking bolts 5, meanwhile the cutter holder locking bolts 5 can be moved out of the cutter head body 6 through rotating the cutter holder locking bolts 5, and the cutter holder 4 is also convenient to take out of the cutter head body 6.
Be equipped with a plurality of blades 2 on the cutter holder 4, all connect through blade clamping screw 1 between a plurality of blades 2 and a plurality of cutter holder 4, cutter holder 4 is equipped with twenty at least, the equiangular arrangement of twenty cutter holders 4, the tangential location of cutter holder 4 is personally submitted the ratchet, blade 2 on every cutter holder 4 all is equipped with sixteen at least, sixteen blade 2 is the spiral and arranges, the setting of a plurality of cutter holders 4, the setting of a plurality of blades 2 of being convenient for, be convenient for polish the restoration to the rail, blade clamping screw 1 respectively with blade 2, pass through threaded connection between the cutter holder 4, improve the stability of blade 2 installation on cutter holder 4.
In the rail online repairing milling cutter for the railway industry, the outer contour shape of the grinding wheel is changed into the outer contour shape formed by arranging the blades 2, after the blades 2 become blunt or break, the damaged blades 2 can be replaced after the blade clamping screws 1 are separated from the blades 2 by rotating the blade clamping screws 1, the cutter body can be reused without being wasted, the use cost of the cutter is greatly reduced, resources are saved, and environmental pollution is reduced; and more blades 2 are arranged on the cutter body, so that more metal can be removed in unit time, and the efficiency is improved.
Example two
Referring to fig. 1-2, this embodiment provides a rail on-line repair milling cutter for railway industry, including cutter head body 6, be equipped with a plurality of cutter holders 4 along the surface of cutter head body 6, a plurality of chip grooves 3 that correspond with cutter holder 4 positions have been seted up to the side of cutter head body 6, the internal surface of a plurality of chip grooves 3 all is circular-arc, through the setting of a plurality of chip grooves 3, can be when the iron fillings splash to the inside of chip groove 3, the track that the iron fillings splashed has been changed, consequently, chip groove 3 is convenient for avoid the splash of metal fillings when milling cutter repair rail's surface, the discharge with the iron fillings has been made things convenient for, thereby play the effect of protection to surrounding staff.
The center locating cone 7 of coaxial arrangement has been seted up to the side center department of blade disc body 6, and when milling cutter was fixed, the installation of milling cutter has been made things convenient for to center locating cone 7, has played spacing effect to the milling cutter simultaneously, and a plurality of through-holes 9 have been seted up to the side of blade disc body 6, and through-hole 9 are equipped with twelve at least, and twelve through-holes 9 equiangular arrangement, and through-hole 9 are used for making things convenient for the interlude of screw, and the connection of this screw and the equipment of installing milling cutter has improved the fixed stability of milling cutter.
A plurality of grooves 8 corresponding to the positions of the cutter holder 4 are formed in the side face of the cutter head body 6, cutter holder locking bolts 5 are arranged in the grooves 8, one ends of the cutter holder locking bolts 5 penetrate through the inner wall of the grooves 8 and extend to the inner portion of the cutter holder 4, forty grooves 8 are formed in the grooves 8 at least and are arranged at equal angles, the plurality of cutter holder locking bolts 5 are convenient to place, stability of connection between the cutter head body 6 and the cutter holder 4 is improved, the cutter holder locking bolts 5 are respectively connected with the cutter holder 4 and the cutter head body 6 through threads, stability of connection between the cutter holder 4 and the cutter head body 6 is improved through the arrangement of the cutter holder locking bolts 5, meanwhile the cutter holder locking bolts 5 can be moved out of the cutter head body 6 through rotating the cutter holder locking bolts 5, and the cutter holder 4 is also convenient to take out of the cutter head body 6.
Be equipped with a plurality of blades 2 on the cutter holder 4, all connect through blade clamping screw 1 between a plurality of blades 2 and a plurality of cutter holder 4, cutter holder 4 is equipped with twenty at least, the equiangular arrangement of twenty cutter holders 4, the tangential location of cutter holder 4 is personally submitted the ratchet, blade 2 on every cutter holder 4 all is equipped with sixteen at least, sixteen blade 2 is the spiral and arranges, the setting of a plurality of cutter holders 4, the setting of a plurality of blades 2 of being convenient for, be convenient for polish the restoration to the rail, blade clamping screw 1 respectively with blade 2, pass through threaded connection between the cutter holder 4, improve the stability of blade 2 installation on cutter holder 4.
In the rail online repairing milling cutter for the railway industry, the outer contour shape of the grinding wheel is changed into the outer contour shape formed by arranging the blades 2, after the blades 2 become blunt or break, the damaged blades 2 can be replaced after the blade clamping screws 1 are separated from the blades 2 by rotating the blade clamping screws 1, the cutter body can be reused without being wasted, the use cost of the cutter is greatly reduced, resources are saved, and environmental pollution is reduced; and more blades 2 are arranged on the cutter body, so that more metal can be removed in unit time, and the efficiency is improved.
Example III
Referring to fig. 1-2, the present embodiment provides an online rail repairing milling cutter for railway industry, including a cutter head body 6, a center positioning cone 7 coaxially arranged is provided at the center of the side surface of the cutter head body 6, when the milling cutter is fixed, the center positioning cone 7 is sleeved on a column for installation, and the inner surface of the center positioning cone 7 is in clearance fit with the column for installation, so that the stability of connection between the column for installation and the center positioning cone 7 is improved, therefore, the center positioning cone 7 facilitates the installation of the milling cutter, and plays a limiting role on the milling cutter, and the stability of connection between the milling cutter and the column is increased.
A plurality of tool holders 4 are arranged along the outer surface of the cutter head body 6, a plurality of through holes 9 are formed in the side face of the cutter head body 6, at least twelve through holes 9 are formed in the through holes 9, the twelve through holes 9 are arranged at equal angles, the through holes 9 are used for facilitating insertion of screws, the screws are connected with equipment for installing milling cutters, and stability of fixing the milling cutters is improved.
The side of cutter disc body 6 has seted up a plurality of chip grooves 3 that correspond with cutter holder 4 position, and the setting of chip groove 3 can avoid the splashing of metal iron fillings when milling cutter restores the surface of rail, the discharge of the iron fillings of being convenient for.
A plurality of grooves 8 corresponding to the positions of the cutter holder 4 are formed in the side face of the cutter head body 6, cutter holder locking bolts 5 are arranged in the grooves 8, one ends of the cutter holder locking bolts 5 penetrate through the inner wall of the grooves 8 and extend to the inner portion of the cutter holder 4, forty grooves 8 are formed in the grooves 8 at least and are arranged at equal angles, the plurality of cutter holder locking bolts 5 are convenient to place, stability of connection between the cutter head body 6 and the cutter holder 4 is improved, the cutter holder locking bolts 5 are respectively connected with the cutter holder 4 and the cutter head body 6 through threads, stability of connection between the cutter holder 4 and the cutter head body 6 is improved through the arrangement of the cutter holder locking bolts 5, meanwhile the cutter holder locking bolts 5 can be moved out of the cutter head body 6 through rotating the cutter holder locking bolts 5, and the cutter holder 4 is also convenient to take out of the cutter head body 6.
Be equipped with a plurality of blades 2 on the cutter holder 4, all connect through blade clamping screw 1 between a plurality of blades 2 and a plurality of cutter holder 4, cutter holder 4 is equipped with twenty at least, the equiangular arrangement of twenty cutter holders 4, the tangential location of cutter holder 4 is personally submitted the ratchet, blade 2 on every cutter holder 4 all is equipped with sixteen at least, sixteen blade 2 is the spiral and arranges, the setting of a plurality of cutter holders 4, the setting of a plurality of blades 2 of being convenient for, be convenient for polish the restoration to the rail, blade clamping screw 1 respectively with blade 2, pass through threaded connection between the cutter holder 4, improve the stability of blade 2 installation on cutter holder 4.
In the rail online repairing milling cutter for the railway industry, the outer contour shape of the grinding wheel is changed into the outer contour shape formed by arranging the blades 2, after the blades 2 become blunt or break, the damaged blades 2 can be replaced after the blade clamping screws 1 are separated from the blades 2 by rotating the blade clamping screws 1, the cutter body can be reused without being wasted, the use cost of the cutter is greatly reduced, resources are saved, and environmental pollution is reduced; the cutter body is provided with more blades 2, so that more metal can be removed in unit time, and the efficiency is improved.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (10)
1. The rail online repairing milling cutter for the railway industry comprises a cutter head body (6) and is characterized in that a plurality of cutter holders (4) are arranged along the outer surface of the cutter head body (6), a plurality of blades (2) are arranged on each cutter holder (4), and the plurality of blades (2) are connected with the plurality of cutter holders (4) through blade clamping screws (1); the tangential positioning surface of the tool holder (4) is in a ratchet shape, the tool holder (4) is provided with an L-shaped bottom surface, and the ends of the adjacent tool holders (4) are in contact with each other.
2. The online rail repairing milling cutter for the railway industry according to claim 1, wherein a plurality of grooves (8) corresponding to the positions of the cutter holders (4) are formed in the side face of the cutter head body (6), cutter holder locking bolts (5) are arranged in the grooves (8), and one ends of the cutter holder locking bolts (5) penetrate through the inner walls of the grooves (8) and extend into the cutter holders (4).
3. The on-line rail repair milling cutter for the railroad industry according to claim 1, wherein at least twenty of the tool holders (4) are provided and twenty of the tool holders (4) are equiangularly arranged.
4. The online rail repair milling cutter for the railway industry according to claim 1, wherein at least sixteen of the inserts (2) on each of the tool holders (4) are provided and sixteen of the inserts (2) are arranged in a spiral.
5. The on-line rail repair milling cutter for the railway industry according to claim 2, wherein the grooves (8) are provided with at least forty, equiangular arrangements of the grooves (8).
6. The online rail repairing milling cutter for the railway industry according to claim 1, wherein a center locating cone (7) which is coaxially arranged is arranged at the center of the side face of the cutter head body (6).
7. The on-line rail repair milling cutter for the railway industry according to claim 6, wherein the centering cone (7) can be sleeved on a column for installation, and the inner surface of the centering cone (7) is in clearance fit with the column.
8. The online rail repair milling cutter for the railway industry according to claim 1, wherein a plurality of through holes (9) are formed in the side face of the cutter head body (6), at least twelve through holes (9) are formed, and the twelve through holes (9) are arrayed at equal angles.
9. The online rail repair milling cutter for the railway industry according to claim 1, wherein a plurality of junk slots (3) corresponding to the positions of the tool holders (4) are formed in the side surface of the cutter head body (6).
10. The on-line rail repair milling cutter for the railway industry according to claim 9, wherein the inner surfaces of the junk slots (3) are all arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310078434.2A CN116103966A (en) | 2019-05-27 | 2019-05-27 | Rail online repairing milling cutter for railway industry |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310078434.2A CN116103966A (en) | 2019-05-27 | 2019-05-27 | Rail online repairing milling cutter for railway industry |
| CN201910443841.2A CN111996848A (en) | 2019-05-27 | 2019-05-27 | A milling cutter is restoreed on line to rail for railway trade |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910443841.2A Division CN111996848A (en) | 2019-05-27 | 2019-05-27 | A milling cutter is restoreed on line to rail for railway trade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116103966A true CN116103966A (en) | 2023-05-12 |
Family
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910443841.2A Pending CN111996848A (en) | 2019-05-27 | 2019-05-27 | A milling cutter is restoreed on line to rail for railway trade |
| CN202310078434.2A Pending CN116103966A (en) | 2019-05-27 | 2019-05-27 | Rail online repairing milling cutter for railway industry |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910443841.2A Pending CN111996848A (en) | 2019-05-27 | 2019-05-27 | A milling cutter is restoreed on line to rail for railway trade |
Country Status (1)
| Country | Link |
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| CN (2) | CN111996848A (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3889575A (en) * | 1972-04-07 | 1975-06-17 | Elektro Thermit Gmbh | Device for profiling the rail head of vignoles rails |
| SU1479210A1 (en) * | 1987-07-30 | 1989-05-15 | Усольское производственное объединение "Химпром" | Stepped-diameter face-milling cutter |
| RU2449074C2 (en) * | 2010-06-15 | 2012-04-27 | Открытое акционерное общество "Калужский завод "Ремпутьмаш" | Rail processing train |
| DE102012102747A1 (en) * | 2012-03-29 | 2013-10-02 | Walter Ag | crankshaft cutters |
| US10654117B2 (en) * | 2016-03-03 | 2020-05-19 | Kennametal Inc. | Cutting tool assembly for milling a rail top |
| CN107855573B (en) * | 2017-11-09 | 2019-04-12 | 四川天虎工具有限责任公司 | Rail repairs profile milling cutter online |
| CN108480732B (en) * | 2018-02-23 | 2021-08-31 | 中国神华能源股份有限公司 | Method for changing profile shape of cross section of milling cutter, cutter head thereof and steel rail |
| CN109604696B (en) * | 2018-09-27 | 2024-04-16 | 深圳富联精匠科技有限公司 | Milling cutter disc for milling steel rail |
-
2019
- 2019-05-27 CN CN201910443841.2A patent/CN111996848A/en active Pending
- 2019-05-27 CN CN202310078434.2A patent/CN116103966A/en active Pending
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| CN111996848A (en) | 2020-11-27 |
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