CN101134442A - Method for manufacturing contact rail - Google Patents
Method for manufacturing contact rail Download PDFInfo
- Publication number
- CN101134442A CN101134442A CNA2007101455907A CN200710145590A CN101134442A CN 101134442 A CN101134442 A CN 101134442A CN A2007101455907 A CNA2007101455907 A CN A2007101455907A CN 200710145590 A CN200710145590 A CN 200710145590A CN 101134442 A CN101134442 A CN 101134442A
- Authority
- CN
- China
- Prior art keywords
- sliding surface
- surface element
- main body
- contact rail
- connecting strap
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60M—POWER SUPPLY LINES, AND DEVICES ALONG RAILS, FOR ELECTRICALLY- PROPELLED VEHICLES
- B60M1/00—Power supply lines for contact with collector on vehicle
- B60M1/30—Power rails
- B60M1/302—Power rails composite
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Metal Rolling (AREA)
- Bearings For Parts Moving Linearly (AREA)
Abstract
The invention relates to a method for manufacturing contact rail, wherein the contact rail comprises a main body (1) and a sliding surface element (2) for forming a sliding surface (2a), the sliding surface element (2) is made up of material whose hardness is higher than that of the main body (1) material, the main body (1) has the first sides (1d, 1e) which faces to the sliding surface element (2) and has a plurality of gaps (1a,1b) extended longitudinally, and is embeded with projections (2b, 2g) of the sliding surface element (2), wherein, the projections (2b, 2g) are arranged on the sliding surface element (2) and face to the first side (2i) of the main body (1) to form recesses (2d, 2e) which are filled with the main body (1) material at least partly on the product contact rail, the first sides (1d, 1e) of the main body (1) are perpendicular to the longitudinal extension thereof and form gaps (1a,1b), the sliding surface element (2) is sleeved in the main body (1) and the projections (2b, 2g) thereof are inserted into the gaps (1a,1b) partly, wherein, the bending sides (1d, 1e) of the main body (1) in the first manufacturing step press to the first side (2i) with projections (2b, 2g) of the sliding surface element (2).
Description
Technical field
The present invention relates to a kind of method that is used to make vertical contact rail, wherein contact rail has the sliding surface element of main body and formation sliding surface, and the sliding surface element is made up of the material that a kind of hardness is higher than material of main part hardness, wherein main body has first, this face is towards the sliding surface element and have a plurality of spaces of extending on longitudinal extension, the inside, space embeds the lug boss of sliding surface element, wherein lug boss is arranged on first last and formation depressed part towards main body of sliding surface element, and these depressed parts are filled at least in part by the material of main body on the finished product contact rail.
In addition, the invention still further relates to a kind of method that is used to make longitudinal sliding motion bin spare, this sliding surface element is especially for contact rail of the present invention.
Background technology
The contact rail of the above-mentioned type is open in advance by applicant's EP1119468.In this pre-disclosed contact rail, divide multiple working procedure to make the sliding surface element.At first make the blank shape of sliding surface element by means of extrusion press, wherein, the back utilizes the intermediate processing steps manufacturing to have the final sliding surface element of connecting strap and undercutting thereof by a plurality of drawing process successively.By the method for this complexity, particularly by essential crumpling process, the finite volume of push bolt can only be obtained limited section length during owing to extruding.In the distribution of extruding, produce the very big dimensional discrepancy of sliding surface element cross-sectional plane, because mould is subjected to very strong wearing and tearing under high pressure and high temperature for this reason.For this reason, after each extruding, all must change the mould of costliness or reprocess at least.Therefore because crumpling process produces very high cost.Because the size difference is very big between the head and the tail of the sliding surface element segment of each single generation, need carry out a plurality of drawing process to the processing again of extruding sliding surface element.By a large amount of intermediate processing steps such as aligning, pickling, sandblast, lime treatment etc., this manufacture method of sliding surface element cost on the whole is very high and complicated.
Summary of the invention
Therefore the objective of the invention is to, a kind of lower-cost manufacture method that is used for contact rail and single parts thereof is provided.
This purpose utilizes a kind of manufacture method with claim 1 feature to be achieved according to the present invention.The feature of the dependent claims of other favourable designs of this manufacture method by coming from claim 1 produces.According to the independent claims 12 described manufacture methods that are used for the sliding surface element, draw distinction in accordance with known manufacture method originally thus, i.e. cancellation extruding also replaces this extruding sliding surface element only by means of one or more operation of rolling and drawing process manufacturing subsequently.
Be used to make the contact rail method and be characterised in that according to of the present invention, particularly the main body that forms by aluminium extruded section has crooked shape, makes the plane bending before the joint of parts that contacts with the sliding surface element.Can only make the contact surface bending of main body like this, particularly spill ground constitutes.But the base wall as the main body of C shape section bar formation on the cross-sectional plane also can constitute on arc ground.In the manufacturing process of back, produce the plane that contacts with the sliding surface element and have groove or the space that on the longitudinal extension of main body, distributes, vertical connecting strap of sliding surface element and its interlocking.
Be characterised in that according to contact rail of the present invention when the main body with bending was sleeved on the sliding surface element, the lug boss of connection sheet and the undercutting that the sliding surface element is constituted were because the bending of main body constitutes not exclusively and its space interlocking.During suit so main body at first utilizes its outer longitudinal edge to be on the outer connecting strap of sliding surface element and the combined action by main body longitudinal void and sliding surface element connecting strap and sliding surface element self-orientation or to the center.By compressing the roller of the sliding surface element being pressed to main body, crooked main body is because its flexible material is pressed towards sliding surface element and aligning, and wherein the flexible material of main body is pressed in the undercutting of the vertical connecting strap of sliding surface element simultaneously.Form a kind of connection of permanent form fit thus between two parts.Press to the outside roller of contact rail by the side, the sharp edges of main body is pressed onto by the side on the circular distal of outer connecting strap of sliding surface element, and contact rail produces and prevents the moist smooth osed top side of invading thus.The main transformer shape of main body is finished in the zone of two internal voids in the above-mentioned operation of rolling basically.When main body and sliding surface element common rolling, advantageously required power is starkly lower than the sort of contact rail of making the above-mentioned type, promptly by the rolling of main body and distortion, aluminium parts is produced flow and fills the undercutting of sliding surface element.
Foundation sliding surface element of the present invention is advantageously by means of the operation of rolling and drawing process manufacturing subsequently.Because the sliding surface element must have the connecting strap of band undercutting, so the sliding surface element can only be by means of crumpling process and drawing process subsequently and course of processing manufacturing in the middle of other in the past.The manufacture method that is used for the sliding surface element according to the present invention is avoided the crumpling process of limit slippage bin spare profile length reflection cost for this reason.The manufacture method that is used for the sliding surface element in foundation the present invention, rolling sliding surface element in first control step, wherein, roll has semi-moon shaped roll section, thus the vertical connecting strap that produces sliding surface element crooked on a kind of cross-sectional plane and moulding in the above or shut out from slab.After the operation of rolling, crooked sliding surface element has the connecting strap of a plurality of moulding on the side of sliding surface element.In this regard, on the side of sliding surface element, exist the surperficial right angle moulding adjacent with the sliding surface element, can have the connecting strap of undercutting.Therefore outer connecting strap has just had undercutting and has constituted in the operation of rolling, because outwards and therefore undercutting can be by means of the roll manufacturing of the roll shape with corresponding formation because the curved shape of sliding surface element makes the connecting strap side.Vertical connecting strap aligning of moulding is to make its sidewall not point to the undercutting of sliding surface element adjacently situated surfaces between outside vertical connecting strap of sliding surface element.They equally can be by means of operation of rolling manufacturing thus.Therefore the roll that shuts out connecting strap only need have the circular groove of being with respective cross section, to roll out interior connecting strap.By subsequently by the aligning of for example drawing process, the wherein not relative crooked or distortion of connecting strap itself with the surface of sliding surface element body, outer connecting strap keeps setting squarely with main body.The vertical connecting strap that is in is therebetween accepted to the position of surface tilt by the aligning of main body, and they form the undercutting of pointing to sliding surface element centerline direction thus.
The free edge of connecting strap or end face be circle or annular or water droplet shape ground formation on cross-sectional plane particularly.
Description of drawings
Be elaborated by means of the manufacture method of accompanying drawing below to foundation contact rail of the present invention and sliding surface element.Wherein:
Fig. 1 illustrates the cross sectional drawing of curved body;
Fig. 2 illustrates the cross-sectional plane of finished product sliding surface element;
Fig. 3 illustrates the curved body that is sleeved on before rolling on the sliding surface element;
Fig. 4 illustrates the cross-sectional plane of finished product contact rail;
Fig. 5 illustrates the bonded assembly that is used for form fit between main body and the sliding surface element and compresses and deformation process;
Fig. 6 is illustrated in the cross-sectional plane of vertical connecting strap of moving bin spare of the first road operation of rolling palintrope flexural slip and moulding in the above;
Fig. 7 illustrates finished product sliding surface element;
Fig. 8 illustrates the manufacturing roll cross-sectional plane that is used for shop drawings 6 crooked sliding surface elements.
The specific embodiment
Fig. 1 illustrates the cross-sectional plane of the curved body 1 of contact rail, and wherein main body 1 has base wall 1h, and its first 1d, 1e constitute agley.Second 1f of subjective basis wall 1h constitutes equally agley.In plane of bending 1d, 1e, space 1a, 1b constitute in the mode of longitudinally groove, are used to hold vertical connecting strap 2b, the 2c of the sliding surface element 2 of Fig. 2.On its longitudinal surface, has vertical flange 1k at the sidewall 1g of moulding on the base wall 1h of main body 1 to interior orientation away from base wall 1h.Base wall 1h has the longitudinal edge 1c of side, and they are outwardly-bent and be pressed on sliding surface element 2 lateral longitudinal above the outside of connecting strap 2g (Fig. 5) by means of roller R3 when main body 1 engages with sliding surface element 2.Space 1a and 1b are constructed such that when common rolling main body and sliding surface element 2, make undercutting 2d and the 2e of sliding surface element 2 vertical connecting strap 2b and 2c obtain complete filling as far as possible by means of roll R1 and R2 (Fig. 5), and interconnect with making main body 1 and sliding surface element 2 form fit ground and permanent fixation thus.By means of roller R1 and R2 roll extrusion the time, main body 1 and sliding surface element 2 mutually towards face 1d, 1e and 2i compress fixed relative to one anotherly, same whole of these faces are close to mutually and are not had dirt or moisture accumulates between the parts 1,2 thus.Sidewall 1g aligning when parts compress relatively, thus they are almost perpendicular to the sliding surface 2a orientation of finished product contact rail.
Fig. 6 to 8 illustrates the manufacturing process according to sliding surface element 2 of the present invention.Sliding surface element 2 is rolling on cross-sectional plane according to Fig. 8 by means of roll W1, W2 in the first road procedure of processing in this regard, wherein constitutes vertical connecting strap 2b and 2g on face 2i.Vertical connecting strap 2g of side utilizes the adjacently situated surfaces 2i oriented at right angles of its line of centers M and main body 2h in this regard.Constitute between the connecting strap 2g outside vertically in connecting strap 2b can constitute by means of one operation of rolling manufacturing in order to make it, make its line of centers A
2bLongitudinal axis A almost parallel orientation with crooked sliding surface element.Vertically connecting strap 2b is by the temporary transient undercutting that does not have with respect to main body 2h curved surface 2i of this formation.Vertically connecting strap 2b, 2c are in this regard by means of the space W of outer roll W1
1bAnd W
1cMoulding, this roll utilize its roll wall W simultaneously
1aThe surface of forming surface 2i.Sliding surface 2a makes by means of side roll W2, and this roll is in addition in order to form outer vertically correspondingly moulding of connecting strap 2g.
In drawing process subsequently, the main body 2h with crooked cross section of sliding surface element 2 is evened up, wherein line of centers M and A
2bConstant with the angle of main body 2h surface 2i, thus undercutting 2d constitutes on middle connecting strap 2b.
Because facing to exterior outer connecting strap 2g, its free end face can and be wider than its basic form with circle and be constituted, thereby they had just had undercutting 2e before evening up.
Self-evident, vertically the shape of connecting strap can differently constitute, and wherein the width of its height and shape of cross section can change.Can be provided with the vertical connecting strap more than four in addition, so that main body is connected ordinatedly with the sliding surface component shape.
Claims (15)
1. method that is used to make vertical contact rail, the sliding surface element (2) that wherein said contact rail has main body (1) and forms sliding surface (2a), and described sliding surface element (2) is made up of the material that a kind of hardness is higher than described main body (1) material hardness, wherein said main body (1) has first (1d, 1e), described first towards described sliding surface element (2) and have a plurality of space (1a that on longitudinal extension, extend, 1b), the inside, space embeds the lug boss (2b of described sliding surface element (2), 2g), wherein said lug boss (2b, 2g) first (2i) towards described main body (1) that is arranged on described sliding surface element (2) goes up and forms depressed part (2d, 2e), these depressed parts are filled at least in part by the material of main body (1) on the finished product contact rail, it is characterized in that, first (1d of described main body (1), 1e) vertical with the longitudinal extension of described main body (1) and constitute agley and described space (1a, 1b) be constructed such that to be sleeved on and make several at least lug boss (2b when described sliding surface element (2) is gone up in described main body (1), 2g) do not stretch into or only partly stretch into described space (1a, 1b), wherein at the curved side (1d of main body described in first manufacturing step (1), 1e) press to described sliding surface element (2) and have lug boss (2b, first (2i) 2g).
2. the method that is used to make vertical contact rail as claimed in claim 1 is characterized in that, described first (1d, 1e) spill ground is crooked.
3. the method that is used to make vertical contact rail as claimed in claim 1 or 2, it is characterized in that, described main body (1) has base wall (1h), one face forms first (1d, 1e) of described main body (1), wherein on longitudinal edge second (1f) relative with described first (1d, 1e) separately in abutting connection with narrow sidewall (1g), wherein said base wall (1h) longitudinal extension with described main body (1) before first manufacturing step is vertically crooked, and particularly bow ground constitutes.
4. the method that is used to make vertical contact rail as claimed in claim 3 is characterized in that, utilizes first manufacturing step that described base wall (1h) is aligned to make its first (1d, 1e) whole face be close on the wall (2i) of described sliding surface element (2).
5. as claim 3 or the 4 described methods that are used to make vertical contact rail, it is characterized in that first (1e) of described base wall (1h) has the recess (1b) that extends separately on the longitudinal extension of described main body (1) in the zone of longitudinal edge.
6. as each described method that is used to make vertical contact rail in the claim 1 to 5, it is characterized in that, described sliding surface element (2) has planar body (2h), and the lug boss (2b, 2g) that upward extends on longitudinal extension on its first plane (2i) is provided with and second plane (2a) formation sliding surface in the mode of connecting strap.
7. the method that is used to make vertical contact rail as claimed in claim 6 is characterized in that, the direction of described sliding surface element (2) section line of centers (A) is pointed in the undercutting (2d, 2e) of described connecting strap (2b, 2g).
8. as claim 6 or the 7 described methods that are used to make vertical contact rail, it is characterized in that, a connecting strap (2g) respectively is set on the longitudinal edge of sliding surface element (2) respectively.
9. each described method that is used to make vertical contact rail in the claim as described above is characterized in that the free longitudinal surface of described connecting strap (2b, 2g) constitutes with the form of circle.
10. each described method that is used to make vertical contact rail in the claim as described above is characterized in that, the plane vertical line that is not arranged on connecting strap (2b) and the sliding surface (2a) of described sliding surface element (2) on the longitudinal edge is provided with obliquely.
11. each described method that is used to make vertical contact rail in the claim is characterized in that described main body (1) is manufactured from aluminium by means of extrusion process as described above.
12. method that is used to make longitudinal sliding motion bin spare (2), described sliding surface element is especially for each described contact rail in the claim as described above, it is characterized in that, described sliding surface element (2) in the mat woven of fine bamboo strips one procedure of processing by rectangular slab by means of roll (W
1, W
2) be rolled into the longitudinal extension vertical curve, be in a ratio of the thin-wall rectangular parallelepiped with width, wherein connecting strap (2b) shuts out on first (2i) in the operation of rolling, its line of centers (A
2b) and roll axis (A
W1) vertical orientation, wherein in drawing process subsequently, the rectangular parallelepiped shape of bending is deformed into the have formed connected contact pin plane of (2b, 2g) or flat rectangular parallelepiped shape by mould, wherein connecting strap (2b, 2g) by mould indeformable or only distortion on a small quantity with respect to rectangular parallelepiped surface (2i), makes connecting strap (2b, 2g) form undercutting (2d, 2e) when stretching.
13. the method that is used to make longitudinal sliding motion bin spare (2) as claimed in claim 12 is characterized in that, by rolling, is deformed into ring segment on the slab section vertical with longitudinal extension, wherein constitutes connecting strap (2b, 2g) on the annular outside.
14., it is characterized in that connecting strap (2g) is provided with adjacent surface (2i) with meeting at right angles outside described on the side of described sliding surface element (2) as claim 12 or the 13 described methods that are used to make longitudinal sliding motion bin spare (2) after the operation of rolling.
15., it is characterized in that roll (W1) has two circular groove (W that constitute interior connecting strap (2b) as each described method that is used to make longitudinal sliding motion bin spare (2) in the claim 12 to 14
1b).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102006040519.6 | 2006-08-30 | ||
| DE102006040519A DE102006040519B4 (en) | 2006-08-30 | 2006-08-30 | Method for producing a busbar |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101134442A true CN101134442A (en) | 2008-03-05 |
| CN101134442B CN101134442B (en) | 2011-02-02 |
Family
ID=39078799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101455907A Expired - Fee Related CN101134442B (en) | 2006-08-30 | 2007-08-28 | Method for manufacturing contact rail and sliding surface element |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101134442B (en) |
| DE (1) | DE102006040519B4 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107139780A (en) * | 2017-06-02 | 2017-09-08 | 成都金和工贸有限公司 | A kind of conductor rail and its manufacture method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102581207A (en) * | 2012-03-13 | 2012-07-18 | 宜兴市宝登合金有限公司 | Manufacturing method of steel-aluminum composite section bar used for contact rail in urban railway system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH527487A (en) * | 1971-07-29 | 1972-08-31 | Alusuisse | Method for manufacturing a busbar |
| CH541453A (en) * | 1972-03-17 | 1973-09-15 | Alusuisse | Busbar |
| DE2244492C2 (en) * | 1972-09-11 | 1974-04-04 | Paul Vahle Kg, 4618 Kamen | Power rail for power consumers with high power requirements and high travel speeds |
| DE2403797A1 (en) * | 1974-01-26 | 1975-08-07 | Vahle Paul Kg | Supply rail for high speed transport - covered with protective hard wearing metal surface crimped in position |
| DE19846491A1 (en) * | 1998-10-09 | 2000-04-13 | Vahle Paul Kg | Current rail manufacturing method involves fitting and compression steps and application of lateral pressure to force base body material behind reverse protrusions during or after compression |
| CN2406861Y (en) * | 2000-01-26 | 2000-11-22 | 王世轩 | Low resistance rigid sliding contact-wire |
-
2006
- 2006-08-30 DE DE102006040519A patent/DE102006040519B4/en not_active Expired - Fee Related
-
2007
- 2007-08-28 CN CN2007101455907A patent/CN101134442B/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107139780A (en) * | 2017-06-02 | 2017-09-08 | 成都金和工贸有限公司 | A kind of conductor rail and its manufacture method |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102006040519B4 (en) | 2011-05-05 |
| CN101134442B (en) | 2011-02-02 |
| DE102006040519A1 (en) | 2008-03-20 |
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| PB01 | Publication | ||
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110202 Termination date: 20180828 |
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| CF01 | Termination of patent right due to non-payment of annual fee |