CN202479807U - Composite rolling-sliding guide rail structure for cross beam - Google Patents
Composite rolling-sliding guide rail structure for cross beam Download PDFInfo
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- CN202479807U CN202479807U CN2012201108467U CN201220110846U CN202479807U CN 202479807 U CN202479807 U CN 202479807U CN 2012201108467 U CN2012201108467 U CN 2012201108467U CN 201220110846 U CN201220110846 U CN 201220110846U CN 202479807 U CN202479807 U CN 202479807U
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- guide rail
- slide
- cushion block
- piece
- crossbeam
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Abstract
The utility model discloses a composite rolling-sliding guide rail structure for a cross beam. The composite rolling-sliding guide rail structure comprises a cross beam main body and a slide base, wherein the cross beam main body is provided with an upper sliding guide rail and a lower sliding guide rail; the slide base is positioned on the front side of the cross beam main body; an upper guide rail is arranged on the back side of the upper sliding guide rail and is connected with the upper part of the slide base by an upper guide rail block in a rolling mode; a middle guide rail is arranged on the upper side of the lower sliding guide rail and is connected with the middle part of the slide base through a middle guide rail block in a rolling mode; ad a lower guide rail is arranged on the lower side of the lower sliding guide rail and is connected with the lower part of the slide base by a lower guide rail block in a rolling mode. By utilizing the composite rolling-sliding guide rail structure for the cross beam, a composite rolling-sliding structural guide rail is adopted, so that the vibration-resistant performance is improved, and the dynamic performance can be improved at the same time; by utilizing the guide rail blocks, the bearing capability and the dynamic performance are improved, and the crawling phenomenon is avoided due to low speed; and meanwhile, by adopting a narrow guiding structure, the guiding performance is improved, and the motion accuracy of the slide base of the cross beam is guaranteed.
Description
Technical field
The utility model relates to a kind of guide rail structure, relates in particular to a kind of crossbeam skid combined extensible guide structure.
Background technology
Along with development, the particularly development of high-accuracy industries such as military affairs, aviation that modern industry is produced, increasing to the demand of high-accuracy lathe, the height of machine tool accuracy is directly determining the height of processing parts precision.And the height of machine tool accuracy is decided by each guide rail pattern of lathe to a great extent, and the guide rail that rigidity is high, dynamic property is good is very necessary to high precision machine tool.For vertical lathe, (X axle) kinematic accuracy of horizontal direction is directly connected to the circular runout and the end face run-out of processing work, and therefore, the kinematic accuracy that improves the vertical lathe horizontal direction is very necessary.
In existing vertical lathe, the guide rail pattern of crossbeam horizontal direction (X axle) is broadly divided into three kinds: rolling guide, rail plate, hydrostatic slideway, skid composite guide rails.
Rolling guide generally is the pattern that adopts line slideway; The guide rail of this pattern has the motion light and flexible, and dynamic and static coefficient of friction difference is little, is not prone to creeping phenomenon during low speed; But because contact-making surface is some contact or line contact; Shock resistance is poor, and contact stress is big, requires very high to guide rail and rolling element.
Rail plate has simple in structure, and the guide pass bearing capacity is big, and advantages such as good rigidity receive extensive use at present, but in order to guarantee the gap between guide pass, needs artificial scraping, and workload is big; Through operation for a long time, the gap can increase, and can lower guiding accuracy simultaneously, and, be prone to produce creeping phenomenon during low speed.
The hydrostatic slideway advantage is obvious, but its complex structure needs a cover oil supply system, and high to the cleannes requirement of lubricating oil, whole cost is high, maintenance difficult.
The pattern that the skid composite guide rails generally adopts line slideway and rail plate to combine, though improved supporting effect to a certain extent, line slideway still exists this to carry shortcomings such as little.
The skid composite guide rail structure that is adopted at present; The layout pattern of rail plate is mostly consistent; But the layout pattern of rolling guide has nothing in common with each other; This has just influenced the rigidity and the dynamic property of beam guideway structure to a great extent, has also just influenced the rigidity and the kinematic accuracy of crossbeam horizontal direction (X axle) to a great extent.
The utility model content
The purpose of the utility model is to provide a kind of crossbeam skid combined extensible guide structure; To solve the shortcoming of existing guide rail structure crossbeam horizontal direction (X axle) guide rail poor rigidity, shock resistance difference; And existing composite guide rail structure is different because of arrangement form; Not only influence the rigidity and the dynamic property of beam guideway structure, and influence the rigidity and the kinematic accuracy of crossbeam horizontal direction (X axle).
To achieve these goals, the technical scheme taked of the utility model is:
A kind of crossbeam skid composite guide rail structure; Comprise that one has the main body of cross-beam of last rail plate and lower slider guide rail; And a slide that is positioned at said main body of cross-beam front side, and said slide goes up rail plate and said lower slider guide rail contacts with said, wherein; One upper rail is arranged on the said rear side of going up rail plate, and is connected with the top rolling of said slide through the upper rail piece; One middle guide is arranged on the upside of said lower slider guide rail, and is connected with the middle part rolling of said slide through the middle guide piece; One lower guideway is arranged on the downside of said lower slider guide rail, and is connected with the bottom rolling of said slide through the lower guideway piece.
Above-mentioned a kind of crossbeam skid composite guide rail structure, wherein, the junction on said upper rail piece and said slide top also has a cushion block; Said cushion block is embedded at the top of said slide; Said cushion block also has a projection, and said upper rail piece and said projection are located by connecting, and forms rolling guide.
Above-mentioned a kind of crossbeam skid composite guide rail structure, wherein, a side of the said relatively cushion block in the top of said slide has soft band, and said soft band contacts with said front side of going up rail plate, forms rail plate.
Above-mentioned a kind of crossbeam skid composite guide rail structure; Wherein, The junction at said middle guide piece and said slide middle part also has a cushion block, and said cushion block is embedded at the middle part of said slide, and said cushion block also has a projection; Said middle guide piece and said projection are located by connecting, and form the rolling guide of narrow guide frame.
Above-mentioned a kind of crossbeam skid composite guide rail structure, wherein, the quantity of said middle guide piece is two, two said middle guide pieces are arranged on the said middle guide from front to back.
Above-mentioned a kind of crossbeam skid composite guide rail structure, wherein, the middle part of said slide has soft band near a side of said cushion block, and said soft band contacts with the front side of said lower slider guide rail, forms rail plate.
Above-mentioned a kind of crossbeam skid composite guide rail structure; Wherein, The junction of said lower guideway piece and said slide bottom also has a cushion block, and said cushion block is embedded at the bottom of said slide, and said cushion block also has a projection; Said lower guideway piece and said projection are located by connecting, and form the rolling guide of narrow guide frame.
Above-mentioned a kind of crossbeam skid composite guide rail structure, wherein, the bottom of said slide has soft band near a side of said cushion block, and said soft band contacts with the rear side of said lower slider guide rail.
Above-mentioned a kind of crossbeam skid composite guide rail structure, wherein, the bottom of said slide and the junction of said soft band also have a cushion block, and said cushion block is embedded at the bottom of said slide, forms rail plate.
Above-mentioned a kind of crossbeam skid composite guide rail structure, wherein, the material of said upper rail, said middle guide and said lower guideway is a hardened steel.
The utility model is owing to adopted above-mentioned technology, and the good effect that makes it compared with prior art to have is:
(1) adopts rolling slip composite structure guide rail, can improve dynamic property when improving anti-seismic performance.
(2) adopt way block, improve bearing capacity and dynamic property, and low speed is difficult for producing creeping phenomenon.
(3) adopt narrow guide frame, improve steering capability, guarantee the kinematic accuracy of crossbeam slide.
Description of drawings
Fig. 1 is the sketch map of a kind of crossbeam skid composite guide rail structure of the utility model.
The specific embodiment
Provide the specific embodiment of a kind of crossbeam skid of the utility model composite guide rail structure below in conjunction with accompanying drawing.
Fig. 1 is the sketch map of a kind of crossbeam skid composite guide rail structure of the utility model, sees also shown in Figure 1.A kind of crossbeam skid composite guide rail structure of the utility model; Include a main body of cross-beam 1; The upper and lower of the front side of this main body of cross-beam 1 is respectively arranged with on one rail plate 11 and rail plate 12 once; One slide 2 is positioned at the front side of main body of cross-beam 1, and this slide 2 contacts with lower slider guide rail 12 with last rail plate 11 and is connected.One upper rail 4 is mounted on the rear side of rail plate 11, and this upper rail 4 is connected with the top of slide 2 through upper rail piece 3, and upper rail 4 contacts with the rolling element of upper rail piece 3, forms first rolling guide with this.One middle guide 8 is mounted on the upside of lower slider guide rail 12, and this middle guide 8 is connected with the middle part of slide 2 through the middle guide piece, and middle guide 8 contacts with the rolling element of middle guide piece, forms second rolling guide with this; Further, the quantity of this middle guide piece can be two, i.e. middle guide piece 6 and middle guide piece 7.One lower guideway 10 is mounted on the downside of lower slider guide rail 12, and this lower guideway 10 is connected with the bottom of slide 2 through lower guideway piece 20, and lower guideway 10 contacts with the rolling element of lower guideway piece 20, forms the 3rd rolling guide with this.
The utility model also has following embodiment on the basis of the above:
Among the further embodiment of the utility model, please continue referring to shown in Figure 1.Also be provided with a cushion block 40 between the junction on the top of upper rail piece 3 and slide 2, and the top of slide 2 offers a groove near upper rail piece 3 places, this cushion block 40 is embedded in groove, and upper rail piece 3 is installed on the cushion block 40.And cushion block 40 also is provided with a projection 401, through the projection 401 upper rail piece 3 that is located by connecting.
Among the further embodiment of the utility model, the top of slide 2 is provided with respect to a side of cushion block 40 and softly is with 5, soft with 5 stick on slide 2 top, and softly contact with the leading flank of last rail plate 11 with 5, form first rail plate.
Among the further embodiment of the utility model; Also be provided with a cushion block 50 between the junction at the middle part of middle guide piece 6 and middle guide piece 7 and slide 2; And the middle part of slide 2 offers a groove near middle guide piece 6 with middle guide piece 7 places; This cushion block 50 is embedded in groove, and middle guide piece 6 is installed on the cushion block 50 with middle guide piece 7 is parallel from front to back.And the both sides of cushion block 50 also are provided with a projection 501, through projection 501 be located by connecting middle guide piece 6 and middle guide piece 7.
Among the further embodiment of the utility model, the side that the middle part of slide 2 is close to cushion block 50 is provided with softly is with 9, soft with 9 stick on slide 2 the middle part, and softly contact with the leading flank of lower slider guide rail 12 with 9, form second rail plate.
Among the further embodiment of the utility model; Also be provided with a cushion block 30 between the junction of the bottom of lower guideway piece 20 and slide 2, and the bottom of slide 2 offers a groove near lower guideway piece 20 places, this cushion block 30 is embedded in groove; Lower guideway piece 20 is installed on the cushion block 30; And cushion block 30 also is provided with a projection 301, through the projection 301 lower guideway piece 20 that is located by connecting.
Among the further embodiment of the utility model, the side that the bottom of slide 2 is close to cushion block 30 is provided with softly is with 60, soft with 60 stick on slide 2 the bottom, and softly contact with the trailing flank of lower slider guide rail 12 with 60, form the 3rd rail plate.
Among the further embodiment of the utility model, the bottom of slide 2 and soft with also being provided with a cushion block 70 between 60 the junction, and the bottom of slide 2 offers a groove near soft 60 places that are with, this cushion block 70 is embedded in groove, softly is with 60 to stick on the cushion block 60.
Among the further embodiment of the utility model, the material of above-mentioned upper rail 4, middle guide 8 and lower guideway 10 is a hardened steel, to improve the hardness of guide rail, increases the service life.
First rolling guide is positioned at the rear side of the last rail plate 11 of main body of cross-beam 1, mainly bears the moment of torsion that knife rest and machine produce when static and cutting state; Second rolling guide is mainly used in the overall weight of bearing knife rest; Second rolling guide and the 3rd rolling guide constitute narrow guide frame again, have improved the steering capability of beam structure, have guaranteed the precision of motion.Adopt the carrier of way block as guide rail, the parallel two row way blocks of installing bear most of weight on main weight-bearing surface, reduce the normal pressure of knife rest to guide rail, are convenient to the adjusting play, improve the dynamic property of knife rest.
In sum, use a kind of crossbeam skid of the utility model composite guide rail structure, adopt rolling slip composite structure guide rail; Can improve dynamic property when improving anti-seismic performance, adopt way block, improve bearing capacity and dynamic property; And the difficult creeping phenomenon that produces of low speed, simultaneously, adopt narrow guide frame; Improve steering capability, guarantee the kinematic accuracy of crossbeam slide.
The above is the preferred embodiment of the utility model, not in order to restriction the utility model, any modification of being done within all spirit at the utility model and the principle, is equal to and replaces and improvement etc., all should be included within the protection domain of the utility model.
Claims (10)
1. crossbeam skid composite guide rail structure; Comprise that one has the main body of cross-beam of last rail plate and lower slider guide rail; And a slide that is positioned at said main body of cross-beam front side, and said slide goes up rail plate and said lower slider guide rail contacts with said, it is characterized in that; One upper rail is arranged on the said rear side of going up rail plate, and is connected with the top rolling of said slide through the upper rail piece; One middle guide is arranged on the upside of said lower slider guide rail, and is connected with the middle part rolling of said slide through the middle guide piece; One lower guideway is arranged on the downside of said lower slider guide rail, and is connected with the bottom rolling of said slide through the lower guideway piece.
2. according to the said crossbeam skid of claim 1 composite guide rail structure; It is characterized in that; The junction on said upper rail piece and said slide top also has a cushion block; Said cushion block is embedded at the top of said slide, and said cushion block also has a projection, and said upper rail piece and said projection are located by connecting.
3. according to the said crossbeam skid of claim 2 composite guide rail structure, it is characterized in that a side of the said relatively cushion block in the top of said slide has soft band, said soft band contacts with said front side of going up rail plate.
4. according to the said crossbeam skid of claim 1 composite guide rail structure; It is characterized in that; The junction at said middle guide piece and said slide middle part also has a cushion block; Said cushion block is embedded at the middle part of said slide, and said cushion block also has a projection, and said middle guide piece and said projection are located by connecting.
5. according to the said crossbeam skid of claim 4 composite guide rail structure, it is characterized in that the quantity of said middle guide piece is two, two said middle guide pieces are arranged on the said middle guide from front to back.
6. according to the said crossbeam skid of claim 4 composite guide rail structure, it is characterized in that the middle part of said slide has soft band near a side of said cushion block, said soft band contacts with the front side of said lower slider guide rail.
7. according to the said crossbeam skid of claim 1 composite guide rail structure; It is characterized in that; The junction of said lower guideway piece and said slide bottom also has a cushion block; Said cushion block is embedded at the bottom of said slide, and said cushion block also has a projection, and said lower guideway piece and said projection are located by connecting.
8. according to the said crossbeam skid of claim 7 composite guide rail structure, it is characterized in that the bottom of said slide has soft band near a side of said cushion block, said soft band contacts with the rear side of said lower slider guide rail.
9. said according to Claim 8 crossbeam skid composite guide rail structure is characterized in that the bottom of said slide and the junction of said soft band also have a cushion block, and said cushion block is embedded at the bottom of said slide.
10. according to any said crossbeam skid composite guide rail structure of claim 1 to 9, it is characterized in that the material of said upper rail, said middle guide and said lower guideway is a hardened steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201108467U CN202479807U (en) | 2012-03-22 | 2012-03-22 | Composite rolling-sliding guide rail structure for cross beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201108467U CN202479807U (en) | 2012-03-22 | 2012-03-22 | Composite rolling-sliding guide rail structure for cross beam |
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| Publication Number | Publication Date |
|---|---|
| CN202479807U true CN202479807U (en) | 2012-10-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201108467U Expired - Fee Related CN202479807U (en) | 2012-03-22 | 2012-03-22 | Composite rolling-sliding guide rail structure for cross beam |
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| Country | Link |
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| CN (1) | CN202479807U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103028946A (en) * | 2012-12-27 | 2013-04-10 | 重庆机床(集团)有限责任公司 | Combined guide rail mechanism for gear hobbing machine sliding plate |
| CN103084852A (en) * | 2013-01-09 | 2013-05-08 | 金正淼 | Beam with rolling guide track and sliding guid track |
| CN103217267A (en) * | 2013-03-27 | 2013-07-24 | 南京理工大学 | Device and method for testing dynamic characteristics parameters of joint part of rolling-sliding combined guide rail |
| CN103252527A (en) * | 2012-11-26 | 2013-08-21 | 天津市天工伟业数控机床有限公司 | Numerical control planer type milling machine main shaft ram composite guide rail unit |
| CN105382555A (en) * | 2015-11-24 | 2016-03-09 | 中捷机床有限公司 | Box frame type gantry frame structure adopting linear guide rails |
| CN108468714A (en) * | 2018-04-16 | 2018-08-31 | 盐城工学院 | Skid composite guide rails |
| CN109719352A (en) * | 2019-02-22 | 2019-05-07 | 武汉市格力浦电子有限公司 | A kind of rack rail slot correcting device |
-
2012
- 2012-03-22 CN CN2012201108467U patent/CN202479807U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103252527A (en) * | 2012-11-26 | 2013-08-21 | 天津市天工伟业数控机床有限公司 | Numerical control planer type milling machine main shaft ram composite guide rail unit |
| CN103028946A (en) * | 2012-12-27 | 2013-04-10 | 重庆机床(集团)有限责任公司 | Combined guide rail mechanism for gear hobbing machine sliding plate |
| CN103084852A (en) * | 2013-01-09 | 2013-05-08 | 金正淼 | Beam with rolling guide track and sliding guid track |
| CN103217267A (en) * | 2013-03-27 | 2013-07-24 | 南京理工大学 | Device and method for testing dynamic characteristics parameters of joint part of rolling-sliding combined guide rail |
| CN103217267B (en) * | 2013-03-27 | 2016-04-20 | 南京理工大学 | Skid composite guide rails joint portion dynamic characteristic parameter proving installation and method of testing thereof |
| CN105382555A (en) * | 2015-11-24 | 2016-03-09 | 中捷机床有限公司 | Box frame type gantry frame structure adopting linear guide rails |
| CN105382555B (en) * | 2015-11-24 | 2020-05-26 | 中捷机床有限公司 | Box frame type gantry frame structure applying linear guide rail |
| CN108468714A (en) * | 2018-04-16 | 2018-08-31 | 盐城工学院 | Skid composite guide rails |
| CN109719352A (en) * | 2019-02-22 | 2019-05-07 | 武汉市格力浦电子有限公司 | A kind of rack rail slot correcting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150923 Address after: 201400, Shanghai, Fengxian District, 19 Lang Road, No. 3 Patentee after: SHANGHAI BRANCH OF SANY GROUP CO., LTD. Address before: 201413, No. two, 318 Avenue, Lingang Industrial Park, Shanghai, Pudong New Area, A Patentee before: Seiki Co., Ltd. Shanghai Sany |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121010 Termination date: 20170322 |