CN203362824U - Return system of high-speed precise roller linear guide rail pair - Google Patents
Return system of high-speed precise roller linear guide rail pair Download PDFInfo
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- CN203362824U CN203362824U CN 201320357867 CN201320357867U CN203362824U CN 203362824 U CN203362824 U CN 203362824U CN 201320357867 CN201320357867 CN 201320357867 CN 201320357867 U CN201320357867 U CN 201320357867U CN 203362824 U CN203362824 U CN 203362824U
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Abstract
The utility model discloses a return system of a high-speed precise roller linear guide rail pair. The return system comprises two return end covers, i.e. a first return end cover and a second end cover; two sets of return components are arranged between the first return end cover and the second return end cover; each set return component comprises two return mechanisms with the same clip-shaped structure, including a first return mechanism and a second return mechanism, which are sleeved with each other to form a spatial crossing structure. The return system of the high-speed precise roller linear guide rail pair has the advantages that the return mechanisms are clip-shaped, the two return mechanism in each return component are sleeved with each other to form a spatial crossing structure, the circulation of each set of roller is in a clip-shaped return mechanism, the return precision is improved, the return is more smooth and reliable; the running precision, the situation that the running speed and the like are lowered since separated parts are affected by a processing technology and assembling precision is avoided.
Description
Technical field
The utility model relates to a kind of roller line slideway auxiliary, especially relates to a kind of back system 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, higher than take the ball linear guide pairs that ball is rolling element, is applied in the middle of all kinds of heavy electromechanical integration equipments, especially in 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 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, due to the restriction of processing technology or the restriction of installation precision, can affect running precision, motion speed, noise and the life-span of linear guide pairs.
Summary of the invention
Technology topic to be solved in the utility model is to provide the back system of the high speed and precision roller line slideway auxiliary that a kind of back precision is higher.
The utility model solves the problems of the technologies described above adopted technological scheme: a kind of back system of high speed and precision roller line slideway auxiliary, it is characterized in that comprising two back end caps, be respectively the first back end cap and the second back end cap, be provided with two groups of back assemblies between the first back end cap and the second back end cap, described every group of back assembly comprises two reversing mechanisms, be respectively the first reversing mechanism and the second reversing mechanism, described the first reversing mechanism and the second reversing mechanism are back-shaped structure, described the first reversing mechanism and the second reversing mechanism are set-located mutually, form the spatial intersecting structure.
Described each back assembly comprises the groove group, back cap group, the back-shaped back body of integral type group, described groove group comprises the first arc groove, the second arc groove, the 3rd arc groove and the 4th arc groove, the first arc groove and the second arc groove are crisscross arranged in the first back end cap, the degree of depth of the first arc groove is greater than the degree of depth of the second arc groove, the 3rd arc groove and the 4th arc groove are crisscross arranged in the second back end cap, the degree of depth of the 3rd arc groove is greater than the degree of depth of the 4th arc groove, back cap group comprises the first back cap and the second back cap, the back-shaped back body of described integral type group comprises the back-shaped back body of the first integral type and the back-shaped back body of the second integral type, the first arc section of the back-shaped back body of described the first integral type inserts in the first arc groove, 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 coordinates with the first back cap, forms the second closed circular segmental arc of the first reversing mechanism; The second closed circular segmental arc of this first reversing mechanism is positioned at the 4th groove,
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 3rd groove, 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 coordinates with the second back cap, forms the first closed circular segmental arc of the second reversing mechanism; The first closed circular segmental arc of this second reversing mechanism is positioned at the second arc groove; 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, described the second straight section comprises dual-side and base, 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 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, 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.
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, between a plurality of rollers, by keeping chain to connect, described maintenance chain is positioned at described maintenance chain operation passage.
The back-shaped back body of the first integral type is formed by the plastics integrated injection molding.
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.
Compared with prior art, advantage of the present utility model is because reversing mechanism is back-shaped structure, two reversing mechanisms in each back assembly are set-located mutually, and two reversing mechanisms are the spatial intersecting structure, make the circulation of every group of roller all in the reversing mechanism in a back-shaped structure, improved the back precision, made back reliable more smoothly; The declines such as the running precision that the component of avoiding being separated from each other are caused by the impact of processing technology and assembly precision, motion speed.
And preset maintenance chain operation passage, to group of rollers, by installing additional, keep chain, to adapt to, noise is had to the use occasion of more being strict with, simultaneously by increasing the lubricant oil memory channel, for storing lubricant oil, make roller obtain sufficient lubrication in cyclic process, thereby make roller line slideway auxiliary there are high speed, highi degree of accuracy, long-life characteristics.
The accompanying drawing explanation
Fig. 1 is explosive view of the present utility model (single back assembly);
The structural drawing (one) that Fig. 2 is two the back-shaped back body of integral type groups of the present utility model;
The structural drawing (two) that Fig. 3 is two the back-shaped back body of integral type groups of the present utility model;
The plan view that Fig. 4 is the back-shaped back body of integral type of the present utility model;
The plan view that Fig. 5 is the back-shaped back body of integral type of the present utility model;
The worm's eye view that Fig. 6 is the back-shaped back body of integral type of the present utility model;
The side view that Fig. 7 is the back-shaped back body of integral type of the present utility model;
Fig. 8 is that the utility model is applied in the structural drawing on linear guide pairs;
Fig. 9 is that the utility model is applied in the side view on linear guide pairs
Figure 10 is end cover structure figure of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
A kind of back system of high speed and precision roller line slideway auxiliary, comprise two back end caps, be respectively the first back end cap 1 and the second back end cap 2, be provided with two groups of back assemblies 3 between the first back end cap 1 and the second back end cap 2, only show a back assembly 3 in Fig. 1, every group of back assembly comprises two reversing mechanisms, be respectively the first reversing mechanism 4 and the second reversing mechanism 5, the first reversing mechanism 4 and the second reversing mechanism 5 are back-shaped structure, the first reversing mechanism 4 and the second reversing mechanism 5 are set-located mutually, form the spatial intersecting structure.The back system is arranged between guide rail 35 and slide block 36, and slide block 36 is enclosed within on guide rail 35.
Each back assembly 3 comprises the groove group, back cap group, the back-shaped back body of integral type group, the groove group comprises the first arc groove 6, the second arc groove 7, the 3rd arc groove 8 and the 4th arc groove 9, the first arc groove 6 and the second arc groove 7 are crisscross arranged in the first back end cap 1, the degree of depth of the first arc groove 6 is greater than the degree of depth of the second arc groove 7, the 3rd arc groove 8 and the 4th arc groove 9 are crisscross arranged in the second back end cap 2, the degree of depth of the 3rd arc groove 8 is greater than the degree of depth of the 4th arc groove 9, back cap group comprises the first back cap 10 and the second back cap 11, the back-shaped back body of integral type group comprises the back-shaped back body 12 of the first integral type and the back-shaped back body 13 of the second integral type, the first arc section 14 of the back-shaped back body 12 of the first integral type inserts in the first arc groove 6, form the first closed circular segmental arc of the first reversing mechanism 4,
The second arc section 15 of the back-shaped back body 12 of the first integral type coordinates with the first back cap 10, forms the second closed circular segmental arc of the first reversing mechanism 4; The second closed circular segmental arc of this first reversing mechanism 4 is positioned at the 4th arc groove 9,
This first back cap 10 is positioned at the inboard of the second arc section 16 of the back-shaped back body 13 of the second integral type;
The second arc section 16 of the back-shaped back body 13 of the second integral type inserts in the 3rd arc groove 8, form the second closed circular segmental arc of the second reversing mechanism 5, the first arc section 17 of the back-shaped back body 13 of the second integral type coordinates with the second back cap 11, forms the first closed circular segmental arc of the second reversing mechanism 5; The first closed circular segmental arc of this second reversing mechanism 5 is positioned at the second arc groove 7; This second back cap 11 is positioned at the inboard of the first arc section 14 of the back-shaped back body 12 of the first integral type.
The structure of the back-shaped back body 12 of the first integral type is identical with the structure of the back-shaped back body 13 of the second integral type, the back-shaped back body 12 of the first integral type also comprises the first straight section 18 and the second straight section 19, the first straight section 18 is positioned at roller service aisle 20, the second straight section 19 is positioned at roller back passage 21, the first straight section 18 comprises two straight-bars that are parallel to each other 22, the end of roller 37 is positioned at the inboard of straight-bar 22, the second straight section 19 comprises dual-side 23 and base 24, the second straight section 19 forms roller back raceway 21 with cover fillet 25, the end of roller 37 is positioned at the inboard of dual-side 23, the circumferential surface of roller 37 leans against between base 24 and cover fillet 25, the first arc section 14 of the back-shaped back body 12 of the first integral type comprises the first circular arc side 27 and the first circular arc base 28, the second arc section 15 of the back-shaped back body 12 of the first integral type comprises the second circular arc side 29 and the second circular arc base 30.
Be provided with lubricant oil memory channel 31 on base 24, cover fillet 25, the first circular arc base 28 and the second circular arc base 30, be provided with in the back-shaped back body 12 of the first integral type and keep chain operation passage 32, by keeping chain to connect, keep chain to be positioned at and keep chain operation passage 32 between a plurality of rollers 23.
The back-shaped back body 12 of the first integral type is formed by the plastics integrated injection molding.
The second straight section 19 of the back-shaped back body 12 of the first integral type and the joint of the second arc section 15 34 disconnect.
Claims (6)
1. the back system of a high speed and precision roller line slideway auxiliary, it is characterized in that comprising two back end caps, be respectively the first back end cap and the second back end cap, be provided with two groups of back assemblies between the first back end cap and the second back end cap, described every group of back assembly comprises two reversing mechanisms, be respectively the first reversing mechanism and the second reversing mechanism, described the first reversing mechanism and the second reversing mechanism are back-shaped structure, described the first reversing mechanism and the second reversing mechanism are set-located mutually, form the spatial intersecting structure.
2. the back system of a kind of high speed and precision roller line slideway auxiliary according to claim 1, it is characterized in that described each back assembly comprises the groove group, back cap group, the back-shaped back body of integral type group, described groove group comprises the first arc groove, the second arc groove, the 3rd arc groove and the 4th arc groove, the first arc groove and the second arc groove are crisscross arranged in the first back end cap, the degree of depth of the first arc groove is greater than the degree of depth of the second arc groove, the 3rd arc groove and the 4th arc groove are crisscross arranged in the second back end cap, the degree of depth of the 3rd arc groove is greater than the degree of depth of the 4th arc groove, back cap group comprises the first back cap and the second back cap, the back-shaped back body of described integral type group comprises the back-shaped back body of the first integral type and the back-shaped back body of the second integral type, the first arc section of the back-shaped back body of described the first integral type inserts in the first arc groove, 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 coordinates with the first back cap, forms the second closed circular segmental arc of the first reversing mechanism; The second closed circular segmental arc of this first reversing mechanism is positioned at the 4th arc groove,
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 3rd arc groove, 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 coordinates with the second back cap, forms the first closed circular segmental arc of the second reversing mechanism; The first closed circular segmental arc of this second reversing mechanism is positioned at the second arc groove; 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. the back system of 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, described the second straight section comprises dual-side and base, 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 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, 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. the back system of a kind of high speed and precision roller line slideway auxiliary according to claim 3, 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, between a plurality of rollers, by keeping chain to connect, described maintenance chain is positioned at described maintenance chain operation passage.
5. the back system of 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.
6. the back system of a kind of high speed and precision roller line slideway auxiliary according to claim 5, 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 |
|---|---|---|---|
| CN 201320357867 CN203362824U (en) | 2013-06-19 | 2013-06-19 | Return system of high-speed precise roller linear guide rail pair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320357867 CN203362824U (en) | 2013-06-19 | 2013-06-19 | Return system of high-speed precise roller linear guide rail pair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203362824U true CN203362824U (en) | 2013-12-25 |
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ID=49810596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320357867 Expired - Lifetime CN203362824U (en) | 2013-06-19 | 2013-06-19 | Return system of high-speed precise roller linear guide rail pair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203362824U (en) |
-
2013
- 2013-06-19 CN CN 201320357867 patent/CN203362824U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131225 |
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| CX01 | Expiry of patent term |