CN110822042A - Rack anti-creep cross guide rail pair - Google Patents
Rack anti-creep cross guide rail pair Download PDFInfo
- Publication number
- CN110822042A CN110822042A CN201810963529.1A CN201810963529A CN110822042A CN 110822042 A CN110822042 A CN 110822042A CN 201810963529 A CN201810963529 A CN 201810963529A CN 110822042 A CN110822042 A CN 110822042A
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- CN
- China
- Prior art keywords
- guide rail
- shaped
- rack
- roller
- pair
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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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H19/00—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion
- F16H19/02—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion
- F16H19/04—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion comprising a rack
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/005—Guide rails or tracks for a linear bearing, i.e. adapted for movement of a carriage or bearing body there along
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/04—Ball or roller bearings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bearings For Parts Moving Linearly (AREA)
Abstract
The invention relates to a rack anti-creep cross guide rail pair, which comprises a guide rail 1, a guide rail 6 which is arranged on the same reference surface in parallel relatively to the guide rail, an intermediate moving body 4, a roller retainer assembly 8, a gear 7, L-shaped racks 2 and 5 arranged on the guide rail 1 and the guide rail 6, and an L-shaped rack 3 arranged on the intermediate moving body. The guide rails 1 and 6 and the middle moving body 4 are provided with V-shaped rolling surfaces 9, and the bottoms of the V-shaped rolling surfaces are provided with roller abdicating U-shaped grooves 10. The guide rails 1 and 6 are provided with V-shaped rolling surfaces and U-shaped grooves on one side and are oppositely arranged in pairs. V-shaped rolling surfaces and U-shaped grooves are arranged on two sides of the middle moving body 4. Two ends of the U-shaped groove of the guide rail are provided with limiting screws 11. The invention can realize the meshing of the gear and the L-shaped rack, prevent the moving position of the retainer between the two guide rails from deviating, position the roller retainer between the two guide rails and avoid the problem that the moving length of the guide rails is reduced due to the deviation of the roller retainer.
Description
One, the technical field
The invention relates to a rack anti-creep cross guide rail pair, belongs to the linear guide rail industry, is applied to the industries of measuring instruments, automatic production lines, linear motion of robots and the like, and has wide application.
Second, background Art
A widely used common crossed guide rail pair consists of 4 guide rails and two groups of roller retainers, wherein one pair of guide rails are usually arranged on the same moving body back to back, and the rolling surfaces of the other pair of guide rails are oppositely arranged on a fixed base. The roller and cage assembly is interposed between two rails that provide relative motion.
The retainer assembly installed between the two guide rails is composed of a plate-shaped retainer frame and a plurality of rollers, the rollers are adjacently staggered, and the rollers are restrained on the retainer frame in a rotatable state respectively. The rollers are contacted with four rolling surfaces of the two guide rails to perform rolling motion.
The plurality of rollers and the retainer components do not roll on the rolling surface of the guide rail, when the sliding motion occurs, the plurality of rollers and the retainer components can change positions relative to the guide rail, particularly when the guide rail pair is installed in a state of being vertical to the bottom surface, the rollers and the retainer components can slide due to gravity, the dislocation phenomenon occurs, and the movement stroke setting cannot be completed.
Third, the invention
The invention provides a rack anti-creep cross guide rail pair, which can realize the meshing of a gear and an L-shaped rack, prevent a moving position of a retainer between two guide rails from deviating, position a roller retainer between the two guide rails and avoid the problem that the moving length of the guide rails is reduced due to the deviation of the roller retainer.
The purpose of the invention is realized by the following steps: the utility model provides a rack anti-creep cross guide rail pair, includes guide rail 1 and the guide rail 6 of installing in same reference surface relatively parallel with it, middle moving body 4 is equipped with the retainer assembly 8 of roller, guide rail 1 and guide rail 6 and middle moving body 4 have all set up V type rolling surface 9, and V type rolling surface bottom sets up the roller and steps down U type groove, and guide rail 1 and guide rail 6 unilateral set up V type rolling surface and U type groove, and in pairs relatively installation, middle moving body 4 both sides set up V type rolling surface and U type groove, and there is stop screw 11 at U type groove both ends, and guide rail 1 and guide rail 6 have set up L type rack 2 and L type rack 5, and middle moving body 4 has set up L type rack 3, set up the gear 7 of parallel V type rolling surface on retainer assembly 8, single gear 7 meshes with L type rack 3 and L type rack 2 or L type rack 5 simultaneously.
In the rack anti-creep cross guide rail pair, an upper L-shaped rack 2 and a lower L-shaped rack 3 are respectively arranged between the cross guide rail pair which moves relatively in parallel, the other pair of L-shaped racks 5 and the other pair of L-shaped racks 3 are arranged, and the upper L-shaped rack and the lower L-shaped rack are simultaneously meshed with a roller retainer gear 7.
The linear anti-creeping cross guide rail pair is arranged on a guide rail 1, a guide rail 6 and an L-shaped rack on a middle moving body 4, and a screw of the L-shaped rack is tightly fixed on the guide rail.
The rack anti-creep cross guide rail pair comprises a roller retainer assembly and a rack anti-creep cross guide rail, wherein the roller retainer assembly comprises a gear assembly 7, the gear assembly consists of a gear mounting seat and a gear, is arranged in the middle of a roller retainer and comprises a roller retainer 12 and a roller 13.
The rack anti-creep cross guide rail pair comprises a gear mounting seat and a roller retainer, wherein holes and clamping jaws for connection are arranged at two ends of the roller retainer and are mutually connected.
The rack anti-creep cross guide rail pair is characterized in that rollers arranged on the roller holders have the ratio of the set length to the outer diameter of 0.55-0.75.
The invention has the following characteristics:
1. the invention has simple structure and easy operation, and the guide rail is provided with the L-shaped racks which are respectively arranged up and down in a pair and are simultaneously meshed with the retainer gear.
2. The structural design has high yield, the anti-creep structural form is processed and manufactured, and the high-precision requirement of processing the guide rail pair and the anti-creep performance index requirement of the guide rail pair are decomposed in the processing technology.
3. The mass production is easy to realize, and particularly, the roller retainer can be assembled by developing the injection mold at one time.
Description of the drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a gear diagram of a pair of L-shaped rack-engaging roller cage gears of the present invention.
Fig. 3 is an L-shaped rack diagram of the present invention.
Fig. 4 is a schematic view of the roller cage structure of the present invention.
Description of reference numerals:
the device comprises a guide rail 1, an L-shaped rack 2, an L-shaped rack 3, an intermediate moving body 4, an L-shaped rack 5, a guide rail 6, a gear 7, a roller holder assembly 8, a V-shaped rolling surface 9, a U-shaped groove 10, a limiting screw 11, a roller holder 12 and a roller 13.
Fifth, the embodiment
The invention is further described in detail below with reference to the figures and examples.
Referring to the attached drawings, the invention discloses a rack anti-creep cross guide rail pair, which comprises a guide rail 1, a guide rail 6, a middle moving body 4 and a retainer assembly 8, wherein the guide rail 6, the middle moving body 4 and the retainer assembly are arranged on the same datum plane in parallel, the guide rail 1, the guide rail 6 and the middle moving body 4 are respectively provided with a V-shaped rolling surface 9, the bottom of the V-shaped rolling surface is provided with a roller abdicating U-shaped groove 10, one side of each of the guide rail 1 and the guide rail 6 is provided with the V-shaped rolling surface and the U-shaped groove, the guide rail 1 and the guide rail 6 are oppositely arranged in pairs, the two sides of the middle moving body 4 are provided with the V-shaped rolling surface and the U-shaped groove, two ends of the U-shaped groove are provided with a limiting, the retainer assembly 8 is provided with a gear 7 parallel to the V-shaped rolling surface, and the single gear 7 is meshed with the L-shaped rack 3 and the L-shaped rack 2 or the L-shaped rack 5 simultaneously.
In the rack anti-creep cross guide rail pair, an upper L-shaped rack 2 and a lower L-shaped rack 3 are respectively arranged between the cross guide rail pair which moves relatively in parallel, the other pair of L-shaped racks 5 and the other pair of L-shaped racks 3 are arranged, and the upper L-shaped rack and the lower L-shaped rack are simultaneously meshed with a roller retainer gear 7.
The linear anti-creeping cross guide rail pair is arranged on a guide rail 1, a guide rail 6 and an L-shaped rack on a middle moving body 4, and a screw of the L-shaped rack is tightly fixed on the guide rail.
The rack anti-creep cross guide rail pair comprises a roller retainer assembly and a rack anti-creep cross guide rail, wherein the roller retainer assembly comprises a gear assembly 7, the gear assembly consists of a gear mounting seat and a gear, is arranged in the middle of a roller retainer and comprises a roller retainer 12 and a roller 13.
The rack anti-creep cross guide rail pair comprises a gear mounting seat and a roller retainer, wherein holes and clamping jaws for connection are arranged at two ends of the roller retainer and are mutually connected.
The rack anti-creep cross guide rail pair is arranged on a roller 13 of a roller retainer 12, and the ratio of the set length to the outer diameter of the roller 13 is 0.55-0.75.
Claims (6)
1. The utility model provides a rack anti-creep cross guide rail pair, includes guide rail (1) and guide rail (6) of parallel mount in same reference surface relative with it, middle moving body (4), is equipped with retainer subassembly (8) of roller, guide rail (1) and guide rail (6) and middle moving body (4) have all set up V type rolling surface (9), and V type rolling surface bottom sets up roller U type groove (10) of stepping down, and guide rail (1) and guide rail (6) unilateral set up V type rolling surface and U type groove, and in pairs relative installation, middle moving body (4) both sides set up V type rolling surface and U type groove, and U type groove both ends have spacing screw (11), its characterized in that: the guide rail (1) and the guide rail (6) are provided with an L-shaped rack (2) and an L-shaped rack (5), the middle moving body (4) is provided with the L-shaped rack (3), the retainer assembly (8) is provided with a gear (7) parallel to a V-shaped rolling surface, and the single gear (7) is meshed with the L-shaped rack (3) and the L-shaped rack (2) or the L-shaped rack (5) simultaneously.
2. The rack anti-creep cross-rail pair of claim 1, wherein: an upper L-shaped rack (2) and a lower L-shaped rack (3) are respectively arranged between the crossed guide rail pairs which move in parallel relatively, the other pair of L-shaped racks (5) and the other pair of L-shaped racks (3) are respectively arranged between the crossed guide rail pairs, and the upper L-shaped rack and the lower L-shaped rack are simultaneously meshed with a roller retainer gear (7).
3. A linear anti-creep cross-guide pair as claimed in claim 2, wherein: and the L-shaped rack is arranged on the guide rail (1), the guide rail (6) and the middle moving body (4), and the bolt of the L-shaped rack is tightly arranged on the guide rail.
4. The rack anti-creep cross-rail pair of claim 1, wherein: the roller retainer assembly comprises a gear assembly (7) which consists of a gear mounting seat and a gear and is arranged in the middle of a roller retainer, and the roller retainer assembly comprises a roller retainer (12) and rollers (13).
5. The rack anti-creep cross-rail pair of claim 4, wherein: the gear mounting seat and the roller retainer are provided with holes and clamping jaws for connection at two ends and are mutually connected.
6. The rack anti-creep cross-rail pair of claim 5, wherein: a roller (13) mounted on the roller retainer (12) and having a ratio of length to outer diameter of 0.55 to 0.75.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810963529.1A CN110822042A (en) | 2018-08-14 | 2018-08-14 | Rack anti-creep cross guide rail pair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810963529.1A CN110822042A (en) | 2018-08-14 | 2018-08-14 | Rack anti-creep cross guide rail pair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110822042A true CN110822042A (en) | 2020-02-21 |
Family
ID=69547425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810963529.1A Pending CN110822042A (en) | 2018-08-14 | 2018-08-14 | Rack anti-creep cross guide rail pair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110822042A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021109295A1 (en) * | 2019-12-02 | 2021-06-10 | 歌尔股份有限公司 | Linear guide rail pair and guide rail mechanism |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB892596A (en) * | 1959-08-24 | 1962-03-28 | Hammond Machinery Builders Inc | Improvements in and relating to rectilinear-motion bearings |
| FR1456040A (en) * | 1965-09-07 | 1966-05-20 | Improvements to rectilinear cross roller slides | |
| US4262974A (en) * | 1978-10-12 | 1981-04-21 | Tokyo Shibaura Denki Kabushiki Kaisha | Linear bearing apparatus |
| JPS5659020A (en) * | 1979-10-17 | 1981-05-22 | Toshiba Corp | Linear bearing mechanism |
| JPH06280868A (en) * | 1993-03-23 | 1994-10-07 | Origin Electric Co Ltd | Limited linear bearing |
| JP2009156275A (en) * | 2007-12-25 | 2009-07-16 | Isel Co Ltd | Linear guide device |
| EP2096325A1 (en) * | 2008-02-27 | 2009-09-02 | Schneeberger Holding AG | Linear guide system with a guide rail with a track insert and a guided retainer for roller bodies |
| CN102431838A (en) * | 2010-08-24 | 2012-05-02 | 日本Tmt机械株式会社 | Yarn winding device |
| KR20120115625A (en) * | 2011-04-11 | 2012-10-19 | 권영주 | Cage |
| CN203730555U (en) * | 2014-01-22 | 2014-07-23 | 东莞市鹰蜕机电设备有限公司 | Novel anti-creep crossed pin roller linear guide rail pair |
| CN204493461U (en) * | 2015-01-15 | 2015-07-22 | 东莞市鹰蜕机电设备有限公司 | A kind of decussation roller linear guide pairs |
| EP2916450A1 (en) * | 2014-03-03 | 2015-09-09 | Picofine GmbH | Drive device and method for the production of a guided, linear or rotational movement |
| KR20180002229U (en) * | 2017-01-12 | 2018-07-20 | 쑤-잉 리 | Positive linear motion apparatus |
| CN108303002A (en) * | 2018-03-27 | 2018-07-20 | 广州工程技术职业学院 | Vernier caliper and its application method |
-
2018
- 2018-08-14 CN CN201810963529.1A patent/CN110822042A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB892596A (en) * | 1959-08-24 | 1962-03-28 | Hammond Machinery Builders Inc | Improvements in and relating to rectilinear-motion bearings |
| FR1456040A (en) * | 1965-09-07 | 1966-05-20 | Improvements to rectilinear cross roller slides | |
| US4262974A (en) * | 1978-10-12 | 1981-04-21 | Tokyo Shibaura Denki Kabushiki Kaisha | Linear bearing apparatus |
| JPS5659020A (en) * | 1979-10-17 | 1981-05-22 | Toshiba Corp | Linear bearing mechanism |
| JPH06280868A (en) * | 1993-03-23 | 1994-10-07 | Origin Electric Co Ltd | Limited linear bearing |
| JP2009156275A (en) * | 2007-12-25 | 2009-07-16 | Isel Co Ltd | Linear guide device |
| EP2096325A1 (en) * | 2008-02-27 | 2009-09-02 | Schneeberger Holding AG | Linear guide system with a guide rail with a track insert and a guided retainer for roller bodies |
| CN102431838A (en) * | 2010-08-24 | 2012-05-02 | 日本Tmt机械株式会社 | Yarn winding device |
| KR20120115625A (en) * | 2011-04-11 | 2012-10-19 | 권영주 | Cage |
| CN203730555U (en) * | 2014-01-22 | 2014-07-23 | 东莞市鹰蜕机电设备有限公司 | Novel anti-creep crossed pin roller linear guide rail pair |
| EP2916450A1 (en) * | 2014-03-03 | 2015-09-09 | Picofine GmbH | Drive device and method for the production of a guided, linear or rotational movement |
| CN204493461U (en) * | 2015-01-15 | 2015-07-22 | 东莞市鹰蜕机电设备有限公司 | A kind of decussation roller linear guide pairs |
| KR20180002229U (en) * | 2017-01-12 | 2018-07-20 | 쑤-잉 리 | Positive linear motion apparatus |
| CN108303002A (en) * | 2018-03-27 | 2018-07-20 | 广州工程技术职业学院 | Vernier caliper and its application method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021109295A1 (en) * | 2019-12-02 | 2021-06-10 | 歌尔股份有限公司 | Linear guide rail pair and guide rail mechanism |
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