CN2520974Y - Horizontal brake block holder type face milling cutter for railway engine and stock - Google Patents
Horizontal brake block holder type face milling cutter for railway engine and stock Download PDFInfo
- Publication number
- CN2520974Y CN2520974Y CN 01209565 CN01209565U CN2520974Y CN 2520974 Y CN2520974 Y CN 2520974Y CN 01209565 CN01209565 CN 01209565 CN 01209565 U CN01209565 U CN 01209565U CN 2520974 Y CN2520974 Y CN 2520974Y
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- CN
- China
- Prior art keywords
- cutter
- brake head
- milling cutter
- milling
- head profile
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Abstract
The utility model discloses a special brake block holder type face milling cutter for milling the wearing surface of the railway vehicle brake block holder. The milling cutter adopts a horizontal type and a movable blade form. The cutting surface of the milling cutter is processed into a circular arc surface which is consistent with the circular arc surface of the railway brake block holder, and the circular arc surface of the brake block holder can be finished by one-shot cutter feeding in processing. The utility model has the advantages of good component forming, little cutter cost, stable processing, etc.
Description
The utility model belongs to machining tool, and specifically it is a kind of special-purpose milling cutter that is applicable to railway locomotive, vehicle brake head milling machine processing rolling stock brake head.
The brake head of railway locomotive, vehicle is a main accessory of rolling stock brake, in use can cause very big wearing and tearing or rhegma, needs often processing to repair, and its process is to rebuild with machining tool after the repair welding again.Existing processing method is milling, used cutter is wheel dise knife peace face milling cutters, shortcomings such as the wheel dise knife exists that cutter is huge, manufacturing expense is high, cutter poor rigidity, working (machining) efficiency are low, there are shortcomings such as machining accuracy is poor, working (machining) efficiency is low, tool setting difficulty in plain milling cutter.Overcome above shortcoming, improve the working (machining) efficiency of workpiece significantly, guarantee the crudy of workpiece, alleviate operator's labour intensity, will adopt the profile milling mode, the profile milling is exactly that cutting face molded lines with milling cutter manufactures and the consistent molded lines of workpiece to be machined section molded lines, the milling mode that a feed of work in-process just can finish the Machining Complicated Profile of workpiece, and the profile milling generally is divided into horizontal profile milling and vertical profile milling.Can the key issue of profile milling mode be the manufacturing of profile milling cutter, produce the profile milling cutter that meets the workpiece to be machined complex profile, be the key that use profile Milling Process mode.The cutting molded lines of brake head profile milling cutter is a circular arc line, and also can replace circular arc line with straight line in actual the use, replaces circular arc line can make the manufacturing of cutter oversimplify the manufacturing expense that reduces cutter with straight line.
The purpose of this utility model provides a kind of railway locomotive, vehicle brake head Milling Process of being exclusively used in, and the processing molded lines of cutter not only can be a circular arc line but also can be the special horizontal profile milling cutter of straight line, to overcome the deficiencies in the prior art.
The utility model can be realized by following structure: the utility model be a kind of adopt indexable insert tip, throw away tip mill the profile milling cutter of mode milling to crouch.The utility model has cutter hub, on cutter hub, be processed with cutter hole and row and cut groove, indexable insert tip, throw away tip is fastened on the cutter hole with screw, its main points are: an end of horizontal brake head profile milling cutter body is the cutter back shaft, the other end is a handle of a knife, the cutting molded lines of cutter hub (cutter hub machinable face is perpendicular to the outline line of milling cutter axis direction projection) is on same orthodrome and large circular arc radius, the disjunct several sections circular arc lines that the center of circle is all identical, the cutting molded lines of cutter hub also can be on same orthodrome and large circular arc radius, the string of a musical instrument of the disjunct several sections circular arcs that the center of circle is all identical or be parallel to the straight line of the string of a musical instrument, the cutting face of cutter hub is the surfaces of revolution that forms after 360 ° of the straight line rotations of the cutting type wire-wound of the cutter hub string that is parallel to this orthodrome, and this straight line is exactly the axis of cutter hub.The radius of circular arc accords with railway locomotive, the employed brake head arc surface of vehicle radius, the line of horizontal brake head profile milling cutter cutting molded lines is circular arc line or is the approximate circle camber line of broken line composition that its arc radius accords with the arc radius of railway locomotive, the employed brake head cambered surface of vehicle.The blade of horizontal brake head profile milling cutter is pressed milling cutter circumferencial direction and length direction and is arranged, and has a slice blade at least at the circumferencial direction of the same cutting position of milling cutter.Interrupted circular arc in the cutting molded lines of the utility model cutter hub on same circular arc also can replace with straight line, and condition is that every section straight line is the string of corresponding circular arc or the straight line that is parallel to string.
The utility model also can be realized by following structure: increase the assisted machining face on the basis of above-mentioned horizontal brake head profile milling cutter on cutter hub, cutter hub is divided into main cutting face and assisted machining face, main cutting face is used for the part that brake head contacts with brake shoe on the brake head arc surface of milling railway locomotive, vehicles, and the assisted machining face is used to rebuild on railway locomotive, the employed brake head arc surface of vehicle the facade with the both sides of brake shoe contact portion.The width of main cutting face is not less than the width of brake head and brake shoe contact portion on the used brake head arc surface of rolling stock respectively.The width of assisted machining face is not more than on the brake head arc surface of railway locomotive, vehicles the not width of contact portion of brake head and brake shoe respectively.
The utility model also can be realized by another structure: be not with the handle of a knife milling cutter, remove handle of a knife and process the milling cutter installing hole on the basis of the described brake head milling cutter of above several versions on cutter hub, by the milling cutter installing hole milling cutter is installed.
The utility model is compared with prior art, has the milling efficiency height, the machining accuracy height, and the cutter vibrations are little, and machine power is little, the durability advantages of higher of blade.
Accompanying drawing has provided embodiment of the present utility model.Further specify concrete structure of the present utility model below in conjunction with accompanying drawing:
Fig. 1 is the structural representation of the horizontal brake head profile of the utility model milling cutter,
Fig. 2 is the left view of the structural representation of the horizontal brake head profile of the utility model milling cutter,
Fig. 3 is the structural representation that the utility model has assisted machining face brake head profile milling cutter,
Fig. 4 is the structural representation that the utility model does not have the horizontal brake head profile of handle of a knife milling cutter,
Fig. 5 is the cutaway view that the utility model does not have cutter formula brake head profile milling cutter construction schematic diagram,
In conjunction with Fig. 1～2, horizontal brake head profile milling cutter is a handle of a knife 2 at an end of cutter hub 1, the other end of cutter hub is a cutter back shaft 3, be processed with cutter hole 4 on cutter hub 1, the row of being processed with cuts on the groove row of being processed with and cuts groove 5 on the limit in cutter hole 4, and blade 6 usefulness screws 7 are fastened on cutter and cheat on 4.The cutting molded lines 8 of cutter hub 1 is disjunct several sections circular arc lines all identical with large circular arc radius, the center of circle on same orthodrome, the cutting molded lines 8 of cutter hub 1 also can be the string of a musical instrument of disjunct several sections circular arcs all identical with large circular arc radius, the center of circle on same orthodrome or the straight line that is parallel to the string of a musical instrument, the main cutting face 9 of cutter hub 1 is the surfaces of revolution that forms after 360 ° of the straight line rotations of the cutting type wire-wound of cutter hub 1 string that is parallel to this orthodrome, and this straight line is exactly the axis of cutter hub.The radius of circular arc accords with railway locomotive, the employed brake head arc surface of vehicle radius.The cutting molded lines 8 in the cutting face 9 of horizontal brake head profile milling cutter body 1 promptly can be that circular arc line also can be a straight line, and condition is that each section straight line all is the string of a musical instrument of its corresponding circular arc line or the straight line that is parallel to the string of a musical instrument.
In conjunction with Fig. 3, the horizontal brake head profile milling cutter that has the assisted machining face is to form increasing assisted machining face 12 on the basis of horizontal brake head profile milling cutter between the main cutting face 11 at cutter hub 10.The main cutting face of cutter hub 11 is used for the part that brake head contacts with brake shoe on the brake head arc surface of milling railway locomotive, vehicles, and assisted machining face 12 is used to rebuild on railway locomotive, the employed brake head arc surface of vehicle the facade with the both sides of brake shoe contact portion.The width of main cutting face 11 is not less than the width of brake head and brake shoe contact portion on the brake head of railway locomotive, vehicles, and the width of assisted machining face 12 is not more than on the brake head of railway locomotive, vehicles the not width of contact portion of brake head and brake shoe.
In conjunction with Fig. 4～5, the horizontal brake head profile of no handle of a knife milling cutter is to remove handle of a knife to form on the basis that handle of a knife brake head profile milling cutter is arranged, and processes to pass through milling cutter installing hole installation milling cutter when milling cutter installing hole 14 uses on cutter hub 13.
The utility model is the process tool for processing railway locomotive, vehicle brake head, has to add The advantage that worker's precision is good, working (machining) efficiency is high and the cutter expense is little.
Claims (5)
1. a railway locomotive, the horizontal brake head profile of vehicle milling cutter, cutting edge adopts the indexable insert tip, throw away tip form, milling mode adopts the mode of milling that crouches, cutter hub is arranged, on cutter hub, be processed with cutter hole and row cuts groove, indexable insert tip, throw away tip is fastened on the cutter hole with screw, it is characterized in that: be divided into band assisted machining face and do not have two kinds of citation forms of assisted machining face and be not with the handle of a knife supplementary form; The horizontal brake head profile of no assisted machining face milling cutter, one end of cutter hub is the cutter back shaft, the other end is a handle of a knife, the cutting molded lines of cutter hub is by on same orthodrome and large circular arc radius, the circular arc line that all identical disjunct several sections circular arc lines in the center of circle combine, the cutting molded lines of cutter hub also can be by being parallel to or coinciding with on same orthodrome and large circular arc radius, the circular arc line that the straight line of the string of the disjunct several sections circular arcs that the center of circle is all identical combines, the cutting face of cutter hub is the surfaces of revolution that forms after 360 ° of the straight line rotations of the cutting type wire-wound of the cutter hub string that is parallel to this orthodrome, this straight line is exactly the axis of cutter hub, and the radius of the circular arc of cutter hub cutting molded lines accords with railway locomotive, the employed brake head arc surface of vehicle radius; The horizontal brake head profile milling cutter that has the assisted machining face is to increase the assisted machining face on not with the basis of the horizontal brake head profile milling cutter of assisted machining face to form, both sides with the cutting face between the adjacent cutting face of cutter hub increase the assisted machining face, and the assisted machining face is higher than main cutting face; The horizontal brake head profile of no handle of a knife milling cutter is to remove handle of a knife to form on the basis that the horizontal brake head profile of handle of a knife milling cutter is arranged, and is processed with the milling cutter installing hole on the cutter hub; The milling cutter circumferencial direction pressed by the blade of horizontal brake head profile milling cutter and length direction is arranged.
2. according to claim 1 described horizontal brake head profile milling cutter, it is characterized in that: can replace cutter hub to cut the circular arc line that does not link in the molded lines with the straight line that does not link, realize processing purpose with the straight line combining form.
3. according to claim 1 described horizontal brake head profile milling cutter, it is characterized in that: have the main cutting face of the brake head profile milling cutter of assisted machining face to be used for the part that brake head contacts with brake shoe on the brake head arc surface of milling railway locomotive, vehicles, the assisted machining face is used to rebuild the facade of the part both sides that brake head contacts with brake shoe on the brake head arc surface of railway locomotive, vehicles.
4. according to claim 1 described horizontal brake head profile milling cutter, it is characterized in that: the horizontal brake head profile of no handle of a knife milling cutter is to remove handle of a knife to form on the basis that the horizontal brake head profile of handle of a knife milling cutter is arranged, and is processed with the milling cutter installing hole on the cutter hub.
5. according to claim 1 described horizontal brake head profile milling cutter, it is characterized in that: the circumferencial direction at the same cutting position of milling cutter has a slice indexable insert tip, throw away tip at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01209565 CN2520974Y (en) | 2001-03-24 | 2001-03-24 | Horizontal brake block holder type face milling cutter for railway engine and stock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01209565 CN2520974Y (en) | 2001-03-24 | 2001-03-24 | Horizontal brake block holder type face milling cutter for railway engine and stock |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN00226725.X Division | 2000-08-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2520974Y true CN2520974Y (en) | 2002-11-20 |
Family
ID=33629315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01209565 Expired - Fee Related CN2520974Y (en) | 2001-03-24 | 2001-03-24 | Horizontal brake block holder type face milling cutter for railway engine and stock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2520974Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106638711A (en) * | 2017-03-13 | 2017-05-10 | 刘国霞 | Pressurization expansion type tunnel water stop tape structure and construction process thereof |
| CN109482951A (en) * | 2018-12-25 | 2019-03-19 | 豫北凯斯特隆（新乡）汽车科技有限公司 | A kind of cutter of processing motor turning centre joint fork |
-
2001
- 2001-03-24 CN CN 01209565 patent/CN2520974Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106638711A (en) * | 2017-03-13 | 2017-05-10 | 刘国霞 | Pressurization expansion type tunnel water stop tape structure and construction process thereof |
| CN109482951A (en) * | 2018-12-25 | 2019-03-19 | 豫北凯斯特隆（新乡）汽车科技有限公司 | A kind of cutter of processing motor turning centre joint fork |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |