CN103322043A - High-speed precise roller linear guide rail pair - Google Patents
High-speed precise roller linear guide rail pair Download PDFInfo
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- CN103322043A CN103322043A CN2013102486310A CN201310248631A CN103322043A CN 103322043 A CN103322043 A CN 103322043A CN 2013102486310 A CN2013102486310 A CN 2013102486310A CN 201310248631 A CN201310248631 A CN 201310248631A CN 103322043 A CN103322043 A CN 103322043A
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- roller
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- guide rail
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Abstract
The invention discloses a high-speed precise roller linear guide rail pair. The high-speed precise roller linear guide rail pair comprises a guide rail and a slide block, wherein the slide block is sleeved on the guide rail; two roller return systems with the same structure are arranged between the guide rail and the slide block; each roller return system comprises two roller return assemblies; each roller return assembly comprises a guide rail raceway, a slide block raceway, and a return mechanism for reciprocating of rollers; a roller return channel corresponding to the guide rail raceway is formed in the slide block; a roller working channel is formed between the guide rail raceway and the slide block raceway; the return mechanism is arranged between the roller working channel and the roller return raceway; the return mechanism presents a clip-shaped structure; the two return mechanisms in each roller return system are mutually sleeved together, and present a spatial crossing structure. The high-speed precise roller linear guide rail pair has the advantages that each group of rollers is cyclically located in one return mechanism with the clip-shaped structure, so that the return accuracy is improved, and the return is smooth and reliable; the reduction of the running accuracy, running speed and the like of the mutually-separated components, caused by the influence of a machining process and an assembly accuracy is avoided.
Description
Technical field
The present invention relates to a kind of roller line slideway auxiliary, especially relate to a kind of high speed and precision roller line slideway auxiliary.
Background technique
Now, along with the future development of all kinds of electromechanical integration equipments to highi degree of accuracy, fast-response and energy-conserving and environment-protective, linear rolling guide has obtained increasing application, roller line slideway auxiliary particularly, because its rolling element is roller, bearing capacity is higher than the ball linear guide pairs take ball as rolling element, is applied in the middle of all kinds of heavy electromechanical integration equipments, especially in the large-size numerical control machine.
At present, roller line slideway auxiliary generally is comprised of guide rail, slide block, roller, reversing mechanism etc., the design relation of reversing mechanism is to the smooth and easy degree of the operation of roller line slideway auxiliary, and indirect relation is to precision, motion speed, noise and the life-span of roller line slideway auxiliary.Special under the service condition of roller line slideway auxiliary high-mechanic, the smooth and easy degree of back is more crucial.Roller moves in circles between guide rail and slide block by reversing mechanism, and reversing mechanism is installed between guide rail and the slide block, and traditional reversing mechanism is comprised of a plurality of component that are separated from each other, and forms for the reciprocal passage of ball-recirculation.The component that are separated from each other can affect running precision, motion speed, noise and the life-span of linear guide pairs owing to the restriction of processing technology or the restriction of installation precision.
Summary of the invention
Technical problem to be solved by this invention provides the higher high speed and precision roller line slideway auxiliary of a kind of back precision.
The present invention solves the problems of the technologies described above the technological scheme that adopts: a kind of high speed and precision roller line slideway auxiliary, comprise guide rail and slide block, described slide block set is on described guide rail, be provided with two identical cover roller back systems of structure between described guide rail and the slide block, every cover roller back system comprises two roller back assemblies, each roller back assembly comprises the guide rail raceway, slide block raceway and the reversing mechanism that moves in circles for roller, be provided with the roller back passage corresponding with described guide rail raceway in the described slide block, be provided with the roller service aisle between described guide rail raceway and the slide block raceway, described reversing mechanism is arranged between described roller service aisle and the described roller back passage, it is characterized in that described reversing mechanism is back-shaped structure, two reversing mechanisms in the described every cover roller back system are set-located mutually, and two reversing mechanisms are the spatial intersecting structure.
Described slide block two ends are provided with the back end cap, be respectively the first back end cap and the second back end cap, comprise the first reversing mechanism and the second reversing mechanism in the every cover roller back system, the first reversing mechanism comprises the back-shaped back body of the first integral type, described the first back end cap and the first back cap, the second reversing mechanism comprises the back-shaped back body of the second integral type, described the second back end cap and the second back cap, the first arc section of the back-shaped back body of described the first integral type inserts in the first back end cap, form the first closed circular segmental arc of the first reversing mechanism, the second arc section of the back-shaped back body of the first integral type cooperates with the first back cap, forms the second closed circular segmental arc of the first reversing mechanism; This first back cap is positioned at the inboard of the second arc section of the back-shaped back body of the second integral type;
The second arc section of the back-shaped back body of described the second integral type inserts in the second back end cap, form the second closed circular segmental arc of the second reversing mechanism, the first arc section of the back-shaped back body of the second integral type cooperates with the second back cap, forms the first closed circular segmental arc of the second reversing mechanism; This second back cap is positioned at the inboard of the first arc section of the back-shaped back body of the first integral type.
The structure of the back-shaped back body of the first integral type is identical with the structure of the back-shaped back body of the second integral type, the back-shaped back body of the first integral type also comprises the first straight section and the second straight section, the first straight section is positioned at the roller service aisle, the second straight section is positioned at roller back passage, described the first straight section comprises two straight-bars that are parallel to each other, the end of roller is positioned at the inboard of straight-bar, the circumferential surface of described roller leans against between guide rail raceway and the slide block raceway, described the second straight section comprises dual-side and base, be provided with cover fillet in the described roller back passage, described the second straight section and cover fillet form roller back raceway, the end of described roller is positioned at the inboard of dual-side, the circumferential surface of roller leans against between base and the cover fillet, the first arc section of the back-shaped back body of described the first integral type comprises the first circular arc side and the first circular arc base, and the second arc section of the back-shaped back body of described the first integral type comprises the second circular arc side and the second circular arc base.
Described the first back end cap inboard is provided with the first interlaced arc groove and the second arc groove, the degree of depth of the first arc groove is greater than the degree of depth of the second arc groove, and the first arc section of the back-shaped back body of described the first integral type inserts in described the first arc groove and forms the first closed circular segmental arc of the back-shaped back body of the first integral type with the bottom of the first arc groove; The first arc section of the back-shaped back body of described the second integral type covers the first closed circular segmental arc that the second back cap forms the back-shaped back body of the second integral type; The first closed circular segmental arc of the back-shaped back body of this second integral type is positioned at the second arc groove.
Be provided with the lubricant oil memory channel on described base, cover fillet, the first circular arc base and the second circular arc base, be provided with in the back-shaped back body of described the first integral type and keep chain operation passage, connect by the maintenance chain between described a plurality of roller, described maintenance chain is positioned at described maintenance chain operation passage, the setting that keeps chain can reduce the noise that roller line slideway auxiliary produces when operation.
The arranged outside of described back end cap has end cover, and the two ends, upper gap between described guide rail and the slide block are provided with the first Stamping Steel Ribbon, and the side clearance lower end between described guide rail and the slide block is provided with the second Stamping Steel Ribbon.Stop outside dust to enter in the roller back system.
The back-shaped back body of the first integral type is formed by the plastics integrated injection molding.Integrated injection molding more easily guarantees the precision of roller passage, assembles also convenient.
The second straight section of the back-shaped back body of described the first integral type and the joint of the second arc section disconnect, and convenient two back-shaped back bodies are set-located.
Compared with prior art, advantage of the present invention is because reversing mechanism is back-shaped structure, two reversing mechanisms in the every cover roller back system are set-located mutually, and two reversing mechanisms are the spatial intersecting structure, every group of roller circulation all is in the reversing mechanism of a back-shaped structure, improved the back precision, made back reliable more smoothly; The component of avoiding being separated from each other are subjected to the declines such as running precision that the impact of processing technology and assembly precision causes, motion speed.
And preset the maintenance chain and move passage, keep chain to adapt to noise to be had the use occasion of more being strict with to group of rollers by installing additional, simultaneously by increasing the lubricant oil memory channel, be used for storing lubricant oil, make roller in cyclic process, obtain sufficient lubrication, thereby make roller line slideway auxiliary have high speed, highi degree of accuracy, long-life characteristics.
Description of drawings
Fig. 1 is explosive view of the present invention;
Fig. 2 is side view of the present invention (one);
Fig. 3 is side view of the present invention (two);
Fig. 4 is the structural drawing of reversing mechanism of the present invention;
Fig. 5 is the structural drawing of end cap of the present invention;
Fig. 6 is the structural drawing of cover fillet of the present invention;
Fig. 7 is the cooperation figure () of the back-shaped back body of the first integral type of the present invention and the back-shaped back body of the second integral type;
Fig. 8 is the cooperation figure (two) of the back-shaped back body of the first integral type of the present invention and the back-shaped back body of the second integral type;
Fig. 9 is the plan view of the back-shaped back body of integral type of the present invention;
Figure 10 is the plan view of the back-shaped back body of integral type of the present invention;
Figure 11 is the worm's eye view of the back-shaped back body of integral type of the present invention;
Figure 12 is the side view of the back-shaped back body of integral type of the present invention.
Embodiment
Embodiment is described in further detail the present invention below in conjunction with accompanying drawing.
A kind of high speed and precision roller line slideway auxiliary, such as Fig. 1, Fig. 2, shown in Figure 3, comprise guide rail 1 and slide block 2, slide block 2 is enclosed within on the guide rail 1, be provided with two identical cover roller back systems 3 of structure between guide rail 1 and the slide block 2, every cover roller back system 3 comprises two roller back assemblies 4, each roller back assembly 4 comprises guide rail raceway 5, slide block raceway 6 and the reversing mechanism 8 that moves in circles for roller 7, be provided with the roller back passage 9 corresponding with guide rail raceway 5 in the slide block 2, be provided with roller service aisle 10 between guide rail raceway 5 and the slide block raceway 6, reversing mechanism 8 is arranged between roller service aisle 10 and the roller back passage 9, reversing mechanism 8 is back-shaped structure, two reversing mechanisms 8 in the every cover roller back system 3 are set-located mutually, and two reversing mechanisms 8 are the spatial intersecting structure.In order to represent better guide rail and slide block structure, the roller back system of not packing into of the left side among Fig. 2.
As shown in Figure 4, slide block 2 two ends are provided with back end cap 11, be respectively the first back end cap 111 and the second back end cap 112, comprise the first reversing mechanism 81 and the second reversing mechanism 82 in the every cover roller back system 3, the first reversing mechanism 81 comprises the back-shaped back body 811 of the first integral type, the first back end cap 111 and the first back cap 813, the second reversing mechanism 82 comprises the back-shaped back body 821 of the second integral type, the second back end cap 112 and the second back cap 823, the first arc section 8111 of the back-shaped back body 811 of the first integral type inserts in the first back end cap 111, form the first closed circular segmental arc of the first reversing mechanism 81, the second arc section 8112 of the back-shaped back body 811 of the first integral type cooperates with the first back cap 813, forms the second closed circular segmental arc of the first reversing mechanism 81; This first back cap 813 is positioned at the inboard of the second arc section 8212 of the back-shaped back body 821 of the second integral type;
The second arc section 8212 of the back-shaped back body 821 of the second integral type inserts in the second back end cap 112, form the second closed circular segmental arc of the second reversing mechanism 82, the first arc section 8211 of the back-shaped back body 821 of the second integral type cooperates with the second back cap 823, forms the first closed circular segmental arc of the second reversing mechanism 82; This second back cap 823 is positioned at the inboard of the first arc section 8111 of the back-shaped back body 811 of the first integral type.
Such as Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11, shown in Figure 12, the structure of the back-shaped back body 811 of the first integral type is identical with the structure of the back-shaped back body 821 of the second integral type, the back-shaped back body 811 of the first integral type also comprises the first straight section 13 and the second straight section 14, the first straight section 13 is positioned at roller service aisle 10, the second straight section 14 is positioned at roller back passage 9, the first straight section 13 comprises two straight-bars that are parallel to each other 131, the end of roller 7 is positioned at the inboard of straight-bar 131, the circumferential surface of roller 7 leans against between guide rail raceway 5 and the slide block raceway 6, the second straight section 14 comprises dual-side 15 and base 16, be provided with cover fillet 17 in the roller back passage 9, the second straight section 14 forms roller back raceway 18 with cover fillet 17, the end of roller 7 is positioned at the inboard of dual-side 15, the circumferential surface of roller 7 leans against between base 16 and the cover fillet 17, the first arc section 8111 of the back-shaped back body 811 of the first integral type comprises that the second arc section 8112 of the first circular arc side 19 and the back-shaped back body 811 of the first circular arc base 20, the first integral types comprises the second circular arc side and the second circular arc base.
Such as Fig. 4, shown in Figure 5, the first back end cap 111 inboards are provided with the first interlaced arc groove 23 and the second arc groove 24, the degree of depth of the first arc groove 23 is greater than the degree of depth of the second arc groove 24, and the first arc section 8111 of the back-shaped back body 811 of the first integral type inserts in the first arc groove 23 and forms the first closed circular segmental arc of the back-shaped back body of the first integral type with the bottom of the first arc groove 23; The first arc section 8212 of the back-shaped back body 821 of the second integral type covers the first closed circular segmental arc that the second back cap 823 forms the back-shaped back body 821 of the second integral type; The first closed circular segmental arc of the back-shaped back body 812 of this second integral type is positioned at the second arc groove 24.In like manner can get the cooperating structure of the other end of the second back end cap and two back-shaped back bodies of integral type.
Be provided with lubricant oil memory channel 25 on base 16, cover fillet 17, the first circular arc base 20 and the second circular arc base 22, be provided with in the back-shaped back body 181 of the first integral type and keep chain operation passage 26, by keeping chain to connect, keep chain to be positioned at and keep chain operation passage 26 between a plurality of rollers 7.
The arranged outside of back end cap has end cover 27, and the two ends, upper gap between guide rail 1 and the slide block 2 are provided with the first Stamping Steel Ribbon 28, and the side clearance lower end between guide rail 1 and the slide block 2 is provided with the second Stamping Steel Ribbon 29.
The back-shaped back body 811 of the first integral type is formed by the plastics integrated injection molding.
The second straight section 14 of the back-shaped back body 811 of the first integral type and the joint of the second arc section 8,112 30 disconnect.
Claims (8)
1. high speed and precision roller line slideway auxiliary, comprise guide rail and slide block, described slide block set is on described guide rail, be provided with two identical cover roller back systems of structure between described guide rail and the slide block, every cover roller back system comprises two roller back assemblies, each roller back assembly comprises the guide rail raceway, slide block raceway and the reversing mechanism that moves in circles for roller, be provided with the roller back passage corresponding with described guide rail raceway in the described slide block, be provided with the roller service aisle between described guide rail raceway and the slide block raceway, described reversing mechanism is arranged between described roller service aisle and the described roller back passage, it is characterized in that described reversing mechanism is back-shaped structure, two reversing mechanisms in the described every cover roller back system are set-located mutually, and two reversing mechanisms are the spatial intersecting structure.
2. a kind of high speed and precision roller line slideway auxiliary according to claim 1, it is characterized in that described slide block two ends are provided with the back end cap, be respectively the first back end cap and the second back end cap, comprise the first reversing mechanism and the second reversing mechanism in the every cover roller back system, the first reversing mechanism comprises the back-shaped back body of the first integral type, described the first back end cap and the first back cap, the second reversing mechanism comprises the back-shaped back body of the second integral type, described the second back end cap and the second back cap, the first arc section of the back-shaped back body of described the first integral type inserts in the first back end cap, form the first closed circular segmental arc of the first reversing mechanism, the second arc section of the back-shaped back body of the first integral type cooperates with the first back cap, forms the second closed circular segmental arc of the first reversing mechanism; This first back cap is positioned at the inboard of the second arc section of the back-shaped back body of the second integral type;
The second arc section of the back-shaped back body of described the second integral type inserts in the second back end cap, form the second closed circular segmental arc of the second reversing mechanism, the first arc section of the back-shaped back body of the second integral type cooperates with the second back cap, forms the first closed circular segmental arc of the second reversing mechanism; This second back cap is positioned at the inboard of the first arc section of the back-shaped back body of the first integral type.
3. a kind of high speed and precision roller line slideway auxiliary according to claim 2, the structure that it is characterized in that the back-shaped back body of the first integral type is identical with the structure of the back-shaped back body of the second integral type, the back-shaped back body of the first integral type also comprises the first straight section and the second straight section, the first straight section is positioned at the roller service aisle, the second straight section is positioned at roller back passage, described the first straight section comprises two straight-bars that are parallel to each other, the end of roller is positioned at the inboard of straight-bar, the circumferential surface of described roller leans against between guide rail raceway and the slide block raceway, described the second straight section comprises dual-side and base, be provided with cover fillet in the described roller back passage, described the second straight section and cover fillet form roller back raceway, the end of described roller is positioned at the inboard of dual-side, the circumferential surface of roller leans against between base and the cover fillet, the first arc section of the back-shaped back body of described the first integral type comprises the first circular arc side and the first circular arc base, and the second arc section of the back-shaped back body of described the first integral type comprises the second circular arc side and the second circular arc base.
4. a kind of high speed and precision roller line slideway auxiliary according to claim 3, it is characterized in that described the first back end cap inboard is provided with the first interlaced arc groove and the second arc groove, the degree of depth of the first arc groove is greater than the degree of depth of the second arc groove, and the first arc section of the back-shaped back body of described the first integral type inserts in described the first arc groove and forms the first closed circular segmental arc of the back-shaped back body of the first integral type with the bottom of the first arc groove; The first arc section of the back-shaped back body of described the second integral type covers the first closed circular segmental arc that the second back cap forms the back-shaped back body of the second integral type; The first closed circular segmental arc of the back-shaped back body of this second integral type is positioned at the second arc groove.
5. a kind of high speed and precision roller line slideway auxiliary according to claim 4, it is characterized in that being provided with the lubricant oil memory channel on described base, cover fillet, the first circular arc base and the second circular arc base, be provided with in the back-shaped back body of described the first integral type and keep chain operation passage, by keeping chain to connect, described maintenance chain is positioned at described maintenance chain operation passage between described a plurality of roller.
6. a kind of high speed and precision roller line slideway auxiliary according to claim 2, the arranged outside that it is characterized in that described back end cap has end cover, two ends, upper gap between described guide rail and the slide block are provided with the first Stamping Steel Ribbon, and the side clearance lower end between described guide rail and the slide block is provided with the second Stamping Steel Ribbon.
7. a kind of high speed and precision roller line slideway auxiliary according to claim 2 is characterized in that the back-shaped back body of the first integral type is formed by the plastics integrated injection molding.
8. a kind of high speed and precision roller line slideway auxiliary according to claim 7 is characterized in that the second straight section of the back-shaped back body of described the first integral type and the joint of the second arc section disconnect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102486310A CN103322043A (en) | 2013-06-19 | 2013-06-19 | High-speed precise roller linear guide rail pair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102486310A CN103322043A (en) | 2013-06-19 | 2013-06-19 | High-speed precise roller linear guide rail pair |
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| CN103322043A true CN103322043A (en) | 2013-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013102486310A Pending CN103322043A (en) | 2013-06-19 | 2013-06-19 | High-speed precise roller linear guide rail pair |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112112895A (en) * | 2019-06-21 | 2020-12-22 | 国际精工股份有限公司 | Combined type dustproof construction of linear slider |
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| US6729760B2 (en) * | 2000-05-29 | 2004-05-04 | Thk Co., Ltd. | Motion guide device |
| CN1749589A (en) * | 2004-07-21 | 2006-03-22 | 依纳-谢夫勒两合公司 | Linear motion guide unit |
| CN1749588A (en) * | 2004-09-15 | 2006-03-22 | 上银科技股份有限公司 | Roller type linear slide rail |
| CN101018957A (en) * | 2004-09-06 | 2007-08-15 | Thk株式会社 | Movement guiding device |
| CN201173249Y (en) * | 2008-02-15 | 2008-12-31 | 鼎耀科技股份有限公司 | Linear sliding piece pin roller refluence device |
| CN201851507U (en) * | 2010-07-27 | 2011-06-01 | 大连高金数控集团有限公司 | Sealing structure for rolling linear guide |
| JP2012067838A (en) * | 2010-09-22 | 2012-04-05 | Nsk Ltd | Attachment for temporary shaft of linear guide device |
| CN202418242U (en) * | 2012-01-10 | 2012-09-05 | 曹国乐 | Pin roller type linear slide block |
| CN203362825U (en) * | 2013-06-19 | 2013-12-25 | 宁波海迈克精密机械制造有限公司 | High-speed precise roller linear guide rail pair |
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2013
- 2013-06-19 CN CN2013102486310A patent/CN103322043A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6132093A (en) * | 1997-06-16 | 2000-10-17 | Thk, Co., Ltd. | Linear motion guiding apparatus |
| US6729760B2 (en) * | 2000-05-29 | 2004-05-04 | Thk Co., Ltd. | Motion guide device |
| CN1749589A (en) * | 2004-07-21 | 2006-03-22 | 依纳-谢夫勒两合公司 | Linear motion guide unit |
| CN101018957A (en) * | 2004-09-06 | 2007-08-15 | Thk株式会社 | Movement guiding device |
| CN1749588A (en) * | 2004-09-15 | 2006-03-22 | 上银科技股份有限公司 | Roller type linear slide rail |
| CN201173249Y (en) * | 2008-02-15 | 2008-12-31 | 鼎耀科技股份有限公司 | Linear sliding piece pin roller refluence device |
| CN201851507U (en) * | 2010-07-27 | 2011-06-01 | 大连高金数控集团有限公司 | Sealing structure for rolling linear guide |
| JP2012067838A (en) * | 2010-09-22 | 2012-04-05 | Nsk Ltd | Attachment for temporary shaft of linear guide device |
| CN202418242U (en) * | 2012-01-10 | 2012-09-05 | 曹国乐 | Pin roller type linear slide block |
| CN203362825U (en) * | 2013-06-19 | 2013-12-25 | 宁波海迈克精密机械制造有限公司 | High-speed precise roller linear guide rail pair |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112112895A (en) * | 2019-06-21 | 2020-12-22 | 国际精工股份有限公司 | Combined type dustproof construction of linear slider |
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Application publication date: 20130925 |