CN104442892B - Production technology of sleeper beam with additional air chamber - Google Patents
Production technology of sleeper beam with additional air chamber Download PDFInfo
- Publication number
- CN104442892B CN104442892B CN201410692422.XA CN201410692422A CN104442892B CN 104442892 B CN104442892 B CN 104442892B CN 201410692422 A CN201410692422 A CN 201410692422A CN 104442892 B CN104442892 B CN 104442892B
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- CN
- China
- Prior art keywords
- sleeper beam
- auxiliary chamber
- welding
- body bolster
- lower cover
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/50—Other details
- B61F5/52—Bogie frames
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
Abstract
The invention relates to a production technology of a sleeper beam with an additional air chamber. The production technology of the sleeper beam is based on the strength analysis theory and is combined with a steel plate welding method, a plate is used as a basic structural design unit, and under the condition that the strength requirement and the connector requirement are met, the additional air chamber is arranged in the sleeper beam. The sleeper beam with the additional air chamber has the advantages that the structure is compact, and hanging of an additional air cylinder is not needed. The produced sleeper beam is characterized in that the sleeper beam is of an independent structure formed by welding steel plates in a splicing mode, the sleeper beam can be connected with a boundary beam in a welded mode through an upper cover plate, a lower cover plate and a web plate, and machining, assembly and adjustment of the installation position are convenient; the sleeper beam meets the requirement for connectors with a bogie central pin and an air spring installation face, and passing spaces for a circuit and a pipeline are reserved; the airtightness of the additional air chamber is guaranteed through backing welding and groove welding, a cover plate of the additional air chamber and the upper cover plate are connected through hoop welding, and it is avoided that the cover plate of the additional air chamber deforms under the action of air pressure.
Description
Technical field
The present invention relates to the sleeper beam production technology of band auxiliary chamber, belong to track vehicle body structure design field.
Background technology
Sleeper beam directly bears bogie and the load of car body transmission, and by empty spring air inlet set to turning to built on stilts spring to supply, for the critical component of car body.For making sky spring have enough capacity to obtain bigger stiffness variation scope, ensure train operation stationarity and riding comfort, railcar typically uses the mode hanging additional cylinder on underframe to increase sky spring capacity at present, this had both added cost, too increase chassis apparatus quantity, and affect wiring and stringing.
Summary of the invention
The technical problem to be solved is, overcomes the disadvantages mentioned above of prior art, it is provided that the sleeper beam production technology of a kind of band auxiliary chamber.
nullIn order to solve above technical problem，The sleeper beam production technology of the band auxiliary chamber that the present invention provides，It is characterized in that: described sleeper beam composition includes sleeper beam upper cover plate and sleeper beam lower cover，The two pieces of body bolster diaphragms being located between sleeper beam upper and lower cover plates，The welding of sleeper beam lower cover two is free spring air inlet set，The both sides of described empty spring air inlet set are provided with auxiliary chamber side plate，Auxiliary chamber side plate is arranged over auxiliary chamber cover plate，Described auxiliary chamber side plate、Auxiliary chamber cover plate constitutes confined space with body bolster diaphragm and sleeper beam lower cover and forms auxiliary chamber，On described web, welding is free spring air inlet pipe，The gas being filled with sky spring initially enters auxiliary chamber，Then inflated to empty spring by empty spring air inlet set，Auxiliary chamber dividing plate it is provided with in auxiliary chamber，Auxiliary chamber dividing plate respectively with sleeper beam lower cover、First body bolster diaphragm、Second body bolster diaphragm、Auxiliary chamber cover plate is welded and fixed.Also being welded with sleeper beam dividing plate between first body bolster diaphragm, the second body bolster diaphragm, sleeper beam upper cover plate offers slot, and sleeper beam dividing plate upper end is welded and fixed in inserting this slot；Production craft step is as follows:
1) assembly welding sky spring air inlet pipe and the first body bolster diaphragm, weld seam is twin fillet wolt；Assembly welding sky spring air inlet set and sleeper beam lower cover, weld seam is side angle welding, side groove welding；
2) from outside assembly welding the first body bolster diaphragm, the second body bolster diaphragm and sleeper beam lower cover, weld seam is groove welding；
3) assembly welding auxiliary chamber side plate and the first body bolster diaphragm, the second body bolster diaphragm and sleeper beam lower cover, weld joint on inner side is angle welding, and outer side weld is groove welding；
4) angle welding is used to weld the first body bolster diaphragm, the second body bolster diaphragm and sleeper beam lower cover from inner side；
5) assembly welding sleeper beam dividing plate, auxiliary chamber dividing plate and the first body bolster diaphragm, the second body bolster diaphragm and sleeper beam lower cover, weld seam is twin fillet wolt；
6) inside purging auxiliary chamber, welding auxiliary chamber cover plate, weld seam is groove welding；
7) the seam inspection detection to composition auxiliary chamber, assembly welding sleeper beam upper cover plate, uses between sleeper beam upper cover plate and the first body bolster diaphragm, the second body bolster diaphragm and uses employing angle welding between boxing, and auxiliary chamber side plate, sleeper beam dividing plate between angle welding, and auxiliary chamber cover plate；
8) sleeper beam is machined out, makes the flatness of sleeper beam lower cover and roughness reach requirement.
In step 8), being machined out sleeper beam, make the flatness of sleeper beam lower cover lower surface reach 2mm, the roughness of sleeper beam lower cover lower surface reaches RA3.2 μm.
The sleeper beam that the present invention produces has the feature that
1, sleeper beam is by the absolute construction of steel plate butt welding, can be connected with side bar welding by upper and lower cover plates and web, it is simple to processing assembles and adjusts installation site.
2, sleeper beam meets and bogie pivot and the interface requirement of empty spring installed surface, and leave circuit and pipeline pass through space.
3, ensured the sealing of auxiliary chamber by back welding and groove welding, and auxiliary chamber cover plate and upper cover plate are connected by boxing, it is to avoid the deformation of auxiliary chamber cover plate under gas pressure.
The present invention is based on Strength Analysis Theory, in conjunction with welding method for steel plates, using sheet material as basic structure design unit, while meeting requirement of strength and interface requirement, auxiliary chamber is placed in inside sleeper beam, there is compact conformation, it is not necessary to the advantage additionally hanging supplementary reservoir.
Accompanying drawing explanation
The present invention is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is the sleeper beam structure schematic diagram of embodiment band auxiliary chamber.
In figure, label is schematically as follows:
1-sleeper beam lower cover, 2-the first body bolster diaphragm, 3-the second body bolster diaphragm, 4-sleeper beam upper cover plate, 5-auxiliary chamber cover plate, 6-auxiliary chamber side plate, 7-sleeper beam dividing plate, 8-sky spring air inlet pipe, 9-sky spring air inlet set, 10-auxiliary chamber dividing plate.
Detailed description of the invention
As shown in Figure 1, the sleeper beam structure of the present embodiment band auxiliary chamber, composition includes: sleeper beam upper cover plate 4 and sleeper beam lower cover 1, it is located at sleeper beam upper and lower cover plates 4, the first body bolster diaphragm 2 between 1, second body bolster diaphragm 3, the welding of sleeper beam lower cover 4 two is free spring air inlet set 9, the both sides of empty spring air inlet set 9 are provided with auxiliary chamber side plate 6, auxiliary chamber side plate 6 is arranged over auxiliary chamber cover plate 5, auxiliary chamber side plate 6, auxiliary chamber cover plate 5 and the first body bolster diaphragm 2, second body bolster diaphragm 3 and sleeper beam lower cover 1 constitute confined space and form auxiliary chamber, on first body bolster diaphragm 2, welding is free spring air inlet pipe 8, the gas being filled with sky spring initially enters auxiliary chamber, then inflated to empty spring by empty spring air inlet set.
Being provided with auxiliary chamber dividing plate 10 in auxiliary chamber, auxiliary chamber dividing plate 10 is welded and fixed with sleeper beam lower cover the 1, first body bolster diaphragm the 2, second body bolster diaphragm 3, auxiliary chamber lid 5 plate respectively.Also being welded with sleeper beam dividing plate 7 between first body bolster diaphragm the 2, second body bolster diaphragm 3, sleeper beam upper cover plate 4 offers slot, and sleeper beam dividing plate 7 upper end is welded and fixed in inserting this slot.
The sleeper beam structure preparation technology of the present embodiment band auxiliary chamber is as follows:
1) assembly welding sky spring air inlet pipe 8 and the first body bolster diaphragm 2, weld seam is twin fillet wolt；Assembly welding sky spring air inlet set 9 and sleeper beam lower cover 1, weld seam is side angle welding, side groove welding.
2) from outside assembly welding the first body bolster diaphragm the 2, second body bolster diaphragm 3 and sleeper beam lower cover 1, weld seam is groove welding.
3) assembly welding auxiliary chamber side plate 6 and the first body bolster diaphragm the 2, second body bolster diaphragm 3 and sleeper beam lower cover 1, weld joint on inner side is angle welding, and outer side weld is groove welding.
4) angle welding is used to weld first body bolster diaphragm the 2, second body bolster diaphragm 3 and sleeper beam lower cover 1 from inner side.
5) assembly welding sleeper beam dividing plate 7, auxiliary chamber dividing plate 10 and the first body bolster diaphragm the 2, second body bolster diaphragm 3 and sleeper beam lower cover 1, weld seam is twin fillet wolt.
6) inside purging auxiliary chamber, welding auxiliary chamber cover plate 5, weld seam is groove welding.
7) the seam inspection detection to composition auxiliary chamber, assembly welding sleeper beam upper cover plate 4, use between sleeper beam upper cover plate 4 and first body bolster diaphragm the 2, second body bolster diaphragm 3 to use between angle welding, and auxiliary chamber cover plate 5 and between boxing, and auxiliary chamber side plate 6, sleeper beam dividing plate 7, use angle welding.
8) sleeper beam is machined out, makes the flatness of sleeper beam lower cover and roughness reach requirement.Flatness reaches 2mm, and surface roughness reaches RA3.2 μm.
In addition to the implementation, the present invention can also have other embodiments.The technical scheme that all employing equivalents or equivalent transformation are formed, all falls within the protection domain of application claims.
Claims (2)
- null1. the sleeper beam production technology of band auxiliary chamber，It is characterized in that: described sleeper beam includes sleeper beam upper cover plate and sleeper beam lower cover，The two pieces of body bolster diaphragms being located between sleeper beam upper and lower cover plates，The welding of sleeper beam lower cover two is free spring air inlet set，The both sides of described empty spring air inlet set are provided with auxiliary chamber side plate，Auxiliary chamber side plate is arranged over auxiliary chamber cover plate，Described auxiliary chamber side plate、Auxiliary chamber cover plate constitutes confined space with body bolster diaphragm and sleeper beam lower cover and forms auxiliary chamber，On described web, welding is free spring air inlet pipe，The gas being filled with sky spring initially enters auxiliary chamber，Then inflated to empty spring by empty spring air inlet set，Auxiliary chamber dividing plate it is provided with in auxiliary chamber，Auxiliary chamber dividing plate respectively with sleeper beam lower cover、First body bolster diaphragm、Second body bolster diaphragm、Auxiliary chamber cover plate is welded and fixed，First body bolster diaphragm、Sleeper beam dividing plate also it is welded with between second body bolster diaphragm，Sleeper beam upper cover plate offers slot，Sleeper beam dividing plate upper end is welded and fixed in inserting this slot；Production craft step is as follows:1) assembly welding sky spring air inlet pipe and the first body bolster diaphragm, weld seam is twin fillet wolt；Assembly welding sky spring air inlet set and sleeper beam lower cover, weld seam is side angle welding, side groove welding；2) from outside assembly welding the first body bolster diaphragm, the second body bolster diaphragm and sleeper beam lower cover, weld seam is groove welding；3) assembly welding auxiliary chamber side plate and the first body bolster diaphragm, the second body bolster diaphragm and sleeper beam lower cover, weld joint on inner side is angle welding, and outer side weld is groove welding；4) angle welding is used to weld the first body bolster diaphragm, the second body bolster diaphragm and sleeper beam lower cover from inner side；5) assembly welding sleeper beam dividing plate, auxiliary chamber dividing plate and the first body bolster diaphragm, the second body bolster diaphragm and sleeper beam lower cover, weld seam is twin fillet wolt；6) inside purging auxiliary chamber, welding auxiliary chamber cover plate, weld seam is groove welding；7) the seam inspection detection to composition auxiliary chamber, assembly welding sleeper beam upper cover plate, uses between sleeper beam upper cover plate and the first body bolster diaphragm, the second body bolster diaphragm and uses employing angle welding between boxing, and auxiliary chamber side plate, sleeper beam dividing plate between angle welding, and auxiliary chamber cover plate；8) sleeper beam is machined out, makes the flatness of sleeper beam lower cover and roughness reach requirement.
- The sleeper beam production technology of band auxiliary chamber the most according to claim 1, it is characterised in that: in step 8), being machined out sleeper beam, make the flatness of sleeper beam lower cover lower surface reach 2mm, the roughness of sleeper beam lower cover lower surface reaches RA3.2 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410692422.XA CN104442892B (en) | 2014-11-26 | 2014-11-26 | Production technology of sleeper beam with additional air chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410692422.XA CN104442892B (en) | 2014-11-26 | 2014-11-26 | Production technology of sleeper beam with additional air chamber |
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| Publication Number | Publication Date |
|---|---|
| CN104442892A CN104442892A (en) | 2015-03-25 |
| CN104442892B true CN104442892B (en) | 2017-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410692422.XA Active CN104442892B (en) | 2014-11-26 | 2014-11-26 | Production technology of sleeper beam with additional air chamber |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104494627B (en) * | 2014-11-26 | 2017-02-01 | 中车南京浦镇车辆有限公司 | Sleeper beam structure with additional air chambers |
| CN106043342B (en) * | 2016-06-12 | 2019-01-15 | 中车唐山机车车辆有限公司 | train support device and train |
| CN106740961A (en) * | 2016-12-15 | 2017-05-31 | 中车长春轨道客车股份有限公司 | Straddle-type monorail bogie cast aluminium alloy gold contacts sleeper beam |
| CN106740956A (en) * | 2016-12-15 | 2017-05-31 | 中车长春轨道客车股份有限公司 | The single rail bogie central mounting device of sleeper beam is contacted with aluminium alloy |
| CN109352203B (en) * | 2018-12-06 | 2020-11-06 | 通号轨道车辆有限公司 | Welding process of open-type structure sleeper beam |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5607433B2 (en) * | 2010-06-15 | 2014-10-15 | 日本車輌製造株式会社 | Railway vehicle |
| JP5642588B2 (en) * | 2011-02-25 | 2014-12-17 | 日本車輌製造株式会社 | Bogie frame for railway vehicles |
| CN202120118U (en) * | 2011-06-08 | 2012-01-18 | 台嘉玻璃纤维有限公司 | Maintenance and testing device used for automatic control system |
| CN202413829U (en) * | 2011-10-30 | 2012-09-05 | 南车青岛四方机车车辆股份有限公司 | Railway vehicle bolster |
| CN104494627B (en) * | 2014-11-26 | 2017-02-01 | 中车南京浦镇车辆有限公司 | Sleeper beam structure with additional air chambers |
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| CN104442892A (en) | 2015-03-25 |
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Address after: 210031 Nanjing province high tech Industrial Development Zone, Taishan Park, North Pearl Road, No. 68 Applicant after: CRRC NANJING PUZHEN CO., LTD. Address before: 210031 Nanjing province high tech Industrial Development Zone, Taishan Park, North Pearl Road, No. 68 Applicant before: CSR NANJING PUZHEN Vehicles Co., Ltd. |
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