CN203817488U - Profiled gang cutter for repairing railway steel rails - Google Patents

Profiled gang cutter for repairing railway steel rails Download PDF

Info

Publication number
CN203817488U
CN203817488U CN201420222616.9U CN201420222616U CN203817488U CN 203817488 U CN203817488 U CN 203817488U CN 201420222616 U CN201420222616 U CN 201420222616U CN 203817488 U CN203817488 U CN 203817488U
Authority
CN
China
Prior art keywords
blade
profiling
repairing
cutter block
rail
Prior art date
Application number
CN201420222616.9U
Other languages
Chinese (zh)
Inventor
陈辉
吴影
刘峰
Original Assignee
四川广正科技有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 四川广正科技有限公司 filed Critical 四川广正科技有限公司
Priority to CN201420222616.9U priority Critical patent/CN203817488U/en
Application granted granted Critical
Publication of CN203817488U publication Critical patent/CN203817488U/en

Links

Abstract

The utility model relates to a profiled gang cutter for repairing railway steel rails. The profiled gang cutter comprises a cutter holder, and cutter mounting slots are formed in the cutter holder; two rows of blade mounting slots are parallel and are seamlessly distributed in a staggered manner, four blade mounting slots are arranged in one row, square blades for milling large treading surfaces of the steel rails are arranged in the three mounting slots positioned in the inner sides, and an arc-shaped profiled blade for milling the vertical surfaces of the steel rails is arranged in one mounting slot positioned at the outer side; the bottom surface of each cutter mounting slot in the cutter holder and a cutter holder reference surface form different angles ranging from -16 degrees to 52 degrees, the blade mounting slots in the same row and the cutter holder base surface are arranged in a manner of 15-degree inclined line. Edges of two rows of blades which are seamlessly arranged front and back in a staggered manner form a profiled envelope line to the working plane at the top of the steel rails, the scale cracks at the top of the steel rails and burs at the vertical surface and flying edges can be removed by one time of milling operation, the size requirement of the working plane can be restored again, and the repair operation efficiency of the steel rails can be improved.

Description

A kind of profiling cutter block of repairing for railway rail
Technical field
The utility model relates to railway rail and repairs cutter technique with the apparatus field, particularly a kind of profiling cutter block of repairing for railway rail.
Background technology
At present, Chinese Railway circuit rail maintenance shaping, mainly adopts back a mode for finishing to process or adopts copy grinding wheel to carry out online polishing finishing.Above two kinds of mode efficiency are lower, and the finishing mode of polishing online can not effectively remove for overlap and burr that on rail top of steel rail working face, physical dimension is larger, seriously restricted the dressing efficiency of rail, extended the rail finishing time, improve and revise cost.In addition, under exceedingly odious operating environment, rail dressing quality also can not be guaranteed, and has hindered developing rapidly of railway construction.
Summary of the invention
The purpose of this utility model is, for existing railway line steel rail maintenance shaping device, revise inefficiency, and can not revise overlap or burr that on rail top of steel rail working face, physical dimension is larger, extend the rail correction time, provide revise cost technical problem, provide a kind of for railway rail repair profiling cutter block, make rail top of steel rail working face once repair moulding, improve the operating efficiency of rail finishing.
The utility model is achieved through the following technical solutions:
A profiling cutter block of repairing for railway rail, is characterized in that, comprises tool rest (1), is provided with blade installation slot (2) on tool rest (1); Two rows that described blade installation slot (2) is set to be parallel to each other, seamless being interspersed of two row's blade installation slots (2), every row arranges 4 blade installation slots (2), be positioned at the upper square blade (3) of installing for the large tread of milling rail of 3 mounting grooves in inner side (2), be positioned at the upper cambered surface profiling blade (4) of installing for milling rail facade of 1 mounting groove (2) in outside.
Further, each blade installation slot bottom surface (8) on described tool rest (1) becomes different angles with tool rest datum level (9), between-16 °~52 °, change, the blade installation slot (2) that is arranged in same row becomes 15 ° of oblique lines to arrange with tool rest datum level (9).
Further, the tangent position of described blade installation slot (2) left surface and square blade (3) is provided with chip area (5).
Further, the tangent position of described blade installation slot (2) left surface and cambered surface profiling blade (4) is provided with chip area (5).
Further, be provided with center fastener hole (31) on described square blade (3), the corresponding position of blade installation slot (2) Shang Yu center fastener hole (31) is provided with the nut bore (21) matching with center fastener hole (31).
Further, be provided with center fastener hole (31) on described cambered surface profiling blade (4), the corresponding position of blade installation slot (2) Shang Yu center fastener hole (31) is provided with the nut bore (21) matching with center fastener hole (31).
Further, described square blade (3) is connected by hold-down nut (6) with blade installation slot (2), and hold-down nut (6) matches with center fastener hole (31) and nut bore (21).
Further, described square blade (3) cutting face is provided with 4 linear cutting edges (301), between square blade (3) cutting face normal and square blade (3) side, be formed with 11 ° of relief angles (302), linear cutting edge (301) intersection is provided with the rounding that radius is 0.8mm (7).
Further, the arc surface that 4 radiuses of Shi Youcheng axle center, described cambered surface profiling blade (4) cutting face symmetry are 14.5mm intersects formation, cutting face is totally 4 arc milling swords (401), between cambered surface profiling blade (4) cutting face and cambered surface profiling blade (4) side, is formed with 11 ° of relief angles (402).
Further, described hold-down nut (6) upper surface is lower than the upper surface of square blade (3), in hold-down nut (6) centering fastener hole (31).
The utility model provides a kind of profiling cutter block of repairing for railway rail, and compared with prior art, beneficial effect is:
1, the profiling cutter block that the utility model is repaired for railway rail, the cutting edges of two row's blades that front and back are seamless to be crisscross arranged form a profiling envelope to rail top of steel rail working face, after a milling operation, the fish scale crackle of rail top of steel rail, burr and the overlap of facade are removed, working face resizing requirement again, has improved the operating efficiency of rail finishing.
2, the utility model relates to square blade (3) and cambered surface profiling blade (4) are provided with 4 cutting edges, all adopt hold-down nut (6) and blade installation slot (2) to fix, in use, in the time there is damage or break in certain cutting edge in square blade (3) and cambered surface profiling blade (4), only need loose hold-down nut (6), rotation square blade (3) or cambered surface profiling blade (4), change cutting edge, can realize the continuous repair of rail, this kind of project organization, make the utility model longer service life, replacing and frequency of maintenance are lower.
3, hold-down nut (6) upper surface that the utility model relates to is lower than the upper surface of square blade (3) or cambered surface profiling blade (4), in hold-down nut (6) centering fastener hole (31), in the course of the work, hold-down nut (6) can not cause interference to rail top of steel rail working face.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model for the profiling cutter block of railway rail reparation.
Fig. 2 is the utility model square blade structural representation.
Fig. 3 the utility model square blade is watched schematic diagram attentively.
Fig. 4 the utility model square blade schematic side view.
Fig. 5 the utility model cambered surface profiling blade structural representation.
Fig. 6 the utility model cambered surface profiling blade is watched schematic diagram attentively.
Fig. 7 the utility model cambered surface profiling blade schematic side view.
Fig. 8 is the structural representation of the utility model for the profiling cutter block tool rest of railway rail reparation.
Detailed description of the invention
Consulting accompanying drawing 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8 is described further the utility model.
The utility model relates to a kind of profiling cutter block of repairing for railway rail, it is characterized in that, comprises tool rest (1), is provided with blade installation slot (2) on tool rest (1); Two rows that described blade installation slot (2) is set to be parallel to each other, seamless being interspersed of two row's blade installation slots (2), every row arranges 4 blade installation slots (2), be positioned at the upper square blade (3) of installing for the large tread of milling rail of 3 mounting grooves in inner side (2), be positioned at the upper cambered surface profiling blade (4) of installing for milling rail facade of 1 mounting groove (2) in outside.
Preferably, as improvement, each blade installation slot bottom surface (8) on described tool rest (1) becomes different angles with tool rest datum level (9), between-16 °~52 °, changes, and the blade installation slot (2) that is arranged in same row becomes 15 ° of oblique lines to arrange with tool rest datum level (9).
Preferably, as improvement, the tangent position of described blade installation slot (2) left surface and square blade (3) is provided with chip area (5).
Preferably, as improvement, the tangent position of described blade installation slot (2) left surface and cambered surface profiling blade (4) is provided with chip area (5).
Preferably, as improvement, be provided with center fastener hole (31) on described square blade (3), the corresponding position of blade installation slot (2) Shang Yu center fastener hole (31) is provided with the nut bore (21) matching with center fastener hole (31).
Preferably, as improvement, be provided with center fastener hole (31) on described arc imitation surface blade (4), the corresponding position of blade installation slot (2) Shang Yu center fastener hole (31) is provided with the nut bore (21) matching with center fastener hole (31).
Preferably, as improvement, described square blade (3) is connected by hold-down nut (6) with blade installation slot (2), and hold-down nut (6) matches with center fastener hole (31) and nut bore (21).
Preferably, as improvement, described square blade (3) cutting face is provided with 4 linear cutting edges (301), between square blade (3) cutting face normal and square blade (3) side, be formed with 11 ° of relief angles (302), linear cutting edge (301) intersection is provided with the rounding that radius is 0.8mm (7).
Preferably, as improvement, the arc surface that 4 radiuses of Shi Youcheng axle center, described cambered surface profiling blade (4) cutting face symmetry are 14.5mm intersects formation, cutting face is totally 4 arc milling swords (401), between cambered surface profiling blade (4) cutting face and cambered surface profiling blade (4) side, is formed with 11 ° of relief angles (402).
Preferably, as improvement, described hold-down nut (6) upper surface is lower than the upper surface of square blade (3), in hold-down nut (6) centering fastener hole (31).
Compared with prior art, the profiling cutter block that the utility model is repaired for railway rail, the cutting edges of two row's blades that front and back are seamless to be crisscross arranged form a profiling envelope to rail top of steel rail working face, after a milling operation, the fish scale crackle of rail top of steel rail, burr and the overlap of facade are removed, working face resizing requirement again, has improved the operating efficiency of rail finishing.
Square blade (3) and cambered surface profiling blade (4) that the utility model relates to are provided with 4 cutting edges, all adopt hold-down nut (6) and blade installation slot (2) to fix, in use, in the time there is damage or break in certain cutting edge in square blade (3) and cambered surface profiling blade (4), only need loose hold-down nut (6), rotation square blade (3) or cambered surface profiling blade (4), change cutting edge, can realize the continuous repair of rail, this kind of project organization, make the utility model longer service life, replacing and frequency of maintenance are lower.
Hold-down nut (6) upper surface that the utility model relates to is lower than the upper surface of square blade (3) or cambered surface profiling blade (4), in hold-down nut (6) centering fastener hole (31), in the course of the work, hold-down nut (6) can not cause interference to rail top of steel rail working face.
The utility model in use, two rankings have cooperatively interacted railway rail tread have been repaired in the square blade (3) of inner side, two rankings have cooperatively interacted railway rail facade have been repaired in the cambered surface profiling blade (4) in outside, like this, make the cutting edge of two row's blades form a profiling envelope to rail top of steel rail working face, after a milling operation, the fish scale crackle of rail top of steel rail, burr and the overlap of facade are removed.
The above; it is only preferably detailed description of the invention of the utility model; but protection domain of the present utility model is not limited to this; any be familiar with those skilled in the art the utility model disclose technical scope in; be equal to replacement or changed according to the technical solution of the utility model and utility model design thereof, within all should being encompassed in protection domain of the present utility model.

Claims (10)

1. a profiling cutter block of repairing for railway rail, is characterized in that, comprises tool rest (1), is provided with blade installation slot (2) on tool rest (1); Two rows that described blade installation slot (2) is set to be parallel to each other, seamless being interspersed of two row's blade installation slots (2), every row arranges 4 blade installation slots (2), be positioned at the upper square blade (3) of installing for the large tread of milling rail of 3 mounting grooves in inner side (2), be positioned at the upper cambered surface profiling blade (4) of installing for milling rail facade of 1 mounting groove (2) in outside.
2. the profiling cutter block of repairing for railway rail according to claim 1, it is characterized in that, each blade installation slot bottom surface (8) on described tool rest (1) becomes different angles with tool rest datum level (9), between-16 °~52 °, change, the blade installation slot (2) that is arranged in same row becomes 15 ° of oblique lines to arrange with tool rest datum level (9).
3. the profiling cutter block of repairing for railway rail according to claim 1, is characterized in that, the tangent position of described blade installation slot (2) left surface and square blade (3) is provided with chip area (5).
4. the profiling cutter block of repairing for railway rail according to claim 1, is characterized in that, the tangent position of described blade installation slot (2) left surface and cambered surface profiling blade (4) is provided with chip area (5).
5. the profiling cutter block of repairing for railway rail according to claim 1, it is characterized in that, on described square blade (3), be provided with center fastener hole (31), the corresponding position of blade installation slot (2) Shang Yu center fastener hole (31) is provided with the nut bore (21) matching with center fastener hole (31).
6. the profiling cutter block of repairing for railway rail according to claim 1, it is characterized in that, on described cambered surface profiling blade (4), be provided with center fastener hole (31), the corresponding position of blade installation slot (2) Shang Yu center fastener hole (31) is provided with the nut bore (21) matching with center fastener hole (31).
7. the profiling cutter block of repairing for railway rail according to claim 5, it is characterized in that, described square blade (3) is connected by hold-down nut (6) with blade installation slot (2), and hold-down nut (6) matches with center fastener hole (31) and nut bore (21).
8. the profiling cutter block of repairing for railway rail according to claim 1, it is characterized in that, described square blade (3) cutting face is provided with 4 linear cutting edges (301), between square blade (3) cutting face normal and square blade (3) side, be formed with 11 ° of relief angles (302), linear cutting edge (301) intersection is provided with the rounding that radius is 0.8mm (7).
9. the profiling cutter block of repairing for railway rail according to claim 1, it is characterized in that, the arc surface that 4 radiuses of Shi Youcheng axle center, described cambered surface profiling blade (4) cutting face symmetry are 14.5mm intersects formation, cutting face is totally 4 arc milling swords (401), between cambered surface profiling blade (4) cutting face and cambered surface profiling blade (4) side, is formed with 11 ° of relief angles (402).
10. the profiling cutter block of repairing for railway rail according to claim 7, is characterized in that, described hold-down nut (6) upper surface is lower than the upper surface of square blade (3), in hold-down nut (6) centering fastener hole (31).
CN201420222616.9U 2014-05-04 2014-05-04 Profiled gang cutter for repairing railway steel rails CN203817488U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420222616.9U CN203817488U (en) 2014-05-04 2014-05-04 Profiled gang cutter for repairing railway steel rails

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420222616.9U CN203817488U (en) 2014-05-04 2014-05-04 Profiled gang cutter for repairing railway steel rails

Publications (1)

Publication Number Publication Date
CN203817488U true CN203817488U (en) 2014-09-10

Family

ID=51473029

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420222616.9U CN203817488U (en) 2014-05-04 2014-05-04 Profiled gang cutter for repairing railway steel rails

Country Status (1)

Country Link
CN (1) CN203817488U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104439477A (en) * 2014-12-07 2015-03-25 张纪山 Railhead milling cutter for railway track
CN107150140A (en) * 2016-03-03 2017-09-12 肯纳金属公司 Cutter assembly for milling rail top
CN107855573A (en) * 2017-11-09 2018-03-30 四川天虎工具有限责任公司 Rail repairs profile milling cutter online
CN108356336A (en) * 2018-02-23 2018-08-03 中国神华能源股份有限公司 The method of the contour shape in the cross section of knife grain, change milling cutter, knife grain and rail
CN108480732A (en) * 2018-02-23 2018-09-04 中国神华能源股份有限公司 Change the method for the contour shape in the cross section of milling cutter and its cutterhead and rail
EP3406378A1 (en) * 2017-05-23 2018-11-28 Walter Ag Cutting insert and milling tool

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104439477A (en) * 2014-12-07 2015-03-25 张纪山 Railhead milling cutter for railway track
CN107150140A (en) * 2016-03-03 2017-09-12 肯纳金属公司 Cutter assembly for milling rail top
US10654117B2 (en) 2016-03-03 2020-05-19 Kennametal Inc. Cutting tool assembly for milling a rail top
CN107150140B (en) * 2016-03-03 2021-02-12 肯纳金属公司 Cutting tool assembly for milling rail head
EP3406378A1 (en) * 2017-05-23 2018-11-28 Walter Ag Cutting insert and milling tool
WO2018215200A1 (en) * 2017-05-23 2018-11-29 Walter Ag Cutting insert and milling tool
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
CN107855573A (en) * 2017-11-09 2018-03-30 四川天虎工具有限责任公司 Rail repairs profile milling cutter online
CN108480732A (en) * 2018-02-23 2018-09-04 中国神华能源股份有限公司 Change the method for the contour shape in the cross section of milling cutter and its cutterhead and rail
CN108356336A (en) * 2018-02-23 2018-08-03 中国神华能源股份有限公司 The method of the contour shape in the cross section of knife grain, change milling cutter, knife grain and rail

Similar Documents

Publication Publication Date Title
CN205629395U (en) Numerical control lathe with double knife towers
KR20120086943A (en) Tangential cutting insert
CN201006976Y (en) Roads mark line removing machine
CN202622516U (en) Computerized numerical control (CNC) three-axis gantry glass edge grinding machine
CN204711839U (en) A kind of abrasive grinding wheel
CN105386375A (en) Area based steel rail grinding method
CN103978233A (en) Online roll turning device and online roll turning method
CN201361947Y (en) Diamond saw blade used for cutting and grinding
CN104741654A (en) Plate drilling equipment with receiving trough
CN203956567U (en) A kind of guide rail chamfering facing cut processing tool
CN107685368A (en) A kind of sheet fabrication auxiliary equipment
CN204148615U (en) A kind of clamp structure of milling cutter
CN109015124A (en) A kind of method of billet surface reconditioning
CN204160047U (en) Channel-section steel is offered elliptical aperture device
CN202752664U (en) Wheel oil filling hole machining tool
CN106079113A (en) The expansion bit of detachable cutter head
CN103949704A (en) Milling method for orifice inside-outside fillet of irregular hole on conical shell surface
CN201613391U (en) Metal plate cutting device
CN204277016U (en) A kind of CNC milling machine with refrigerating function
CN102873378B (en) Counter sinking cutter facilitating chip removal
CN203919257U (en) Surf green breaking plant
CN102528411B (en) Method for processing cutter blades of gear hob with inserted blades
CN203459732U (en) One-step forming cutter for secondary air inlet of pressurizer enclosure
CN204975412U (en) Flange processing drilling machine
CN201751065U (en) Inner hole chamfering machine and inner hole chamfering tool thereof

Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
TR01 Transfer of patent right

Effective date of registration: 20160608

Address after: 100844 Fuxing Road, Beijing, Haidian District, No. 10

Patentee after: CHINA RAILWAY CORPORATION

Patentee after: Southwest Jiaotong University

Patentee after: Sichuan Guangzheng Technology Co., Ltd.

Address before: 611430 A District, Xinjin County Industrial Park, Chengdu, Sichuan

Patentee before: Sichuan Guangzheng Technology Co., Ltd.

C41 Transfer of patent application or patent right or utility model