CN102287444A - Gap-adjusting type guide rail - Google Patents
Gap-adjusting type guide rail Download PDFInfo
- Publication number
- CN102287444A CN102287444A CN2011101947077A CN201110194707A CN102287444A CN 102287444 A CN102287444 A CN 102287444A CN 2011101947077 A CN2011101947077 A CN 2011101947077A CN 201110194707 A CN201110194707 A CN 201110194707A CN 102287444 A CN102287444 A CN 102287444A
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- Prior art keywords
- guide rail
- roller
- slide block
- groove
- adjustable clearance
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Abstract
The invention belongs to the field of machinery, and relates to a gap-adjusting type guide rail, which can adjust a guide rail gap and comprises two slide block seats, a guide rail and a shaft on the guide rail. The slide block seats on the two sides of the guide rail are respectively provided with a roller seat. The gap-adjusting type guide rail is mainly characterized in that one sides of the slide block seats are provided with a positioning boss, the rollers seats are respectively provided with a positioning groove corresponding to the positioning bosses on the slide block seats, rollers are fixed on the roller seats through roller positioning columns, the upper part of the roller seat on one side of the guide rail is provided with a screw groove, an adjusting screw is arranged in the screw groove, one slide block seat is provided with a nut groove corresponding to the screw groove, and an adjusting nut is arranged in the nut groove. The guide rail needs not to be lubricated regularly, the time and labor can be saved, and the guide rail has a wide scope of application, is easy to operate and can meet high-speed operating requirements. Moreover, the production cost is low.
Description
Technical field
The invention belongs to mechanical field, relate to guide rail, specifically is a kind of adjustable clearance formula guide rail that can regulate guide clearance.
Background technique
As everyone knows, the technology of linear rail (linear guide) and exploitation be unusual maturation in the whole world, following problem but go back ubiquity:
1, guide rail need make steel ball rotate in slot rolling when work according to different forward movements.Existing linear rail, as shown in Figure 1, the steel ball of rolling can't be sealed, but outside being exposed to, wear resistance and reduction friction factor in order to improve product need intermittent oiling to lubricate guide rail, waste time and energy.
2, in order to optimize the friction factor between slide block and the guide rail, need to adjust gap between the two, the clearance adjustment method of existing linear rail is by adjusting the diameter of the rolling steel balls between guide rail and slide block, this adjusting method can't be adjusted multiple gap on a slide block, Applicable scope is little, troublesome poeration.
3, the structure of existing linear rail raceway as shown in Figure 2, steel ball 203 around 202 rotations of raceway corner, bumps with raceway corner 202 in the rotary course when operation, the speed of steel ball 203 is fast more, the fatigue of raceway corner 202 parts will be big more.If guide rail uses too high speed, raceway corner 202 positions will be destroyed, and perhaps along with the too high noise of friction-produced, the speed of therefore existing linear rail is generally 90M/min, is difficult to satisfy the requirement of high speed operation.
4, existing linear rail all is made of special steel, in order to grind raceway shown in Figure 3 201,204, needs to consume a lot of times and cost of production, and needs the equipment of high price to grind guide rail, cost height.
Nowadays, 60%-70% is used for the IT industry in the linear rail that the whole world is used, and 30%-40% is used for mechanical industry.But exactly the situation with American-European countries and Korean and Japanese is opposite in the linear rail market of China, and the use amount of mechanical industry reaches 60%, and the IT industry only accounts for 30% of Chinese linear rail market.The appearance of this phenomenon is because the design and the manufacturing technology of Chinese domestic information technoloy equipment also do not reach autonomous requirement, only limits to the elementary fabrication stage.The production technology of China and manufacturing technology be with the speed of advancing by leaps and bounds development, so the IT industry also can be along with accelerating development, and then the market of Chinese linear rail industry is occupied ratio and also can be occurred significantly changing.About 70% guide rail is the main reference parameter with conditions such as wear resistance, speed and working environments all in the IT industry, but not the precision of product, existing linear rail does not also reach this requirement far away.
Summary of the invention
The technical problem that the present invention solves is, solves above-mentioned the deficiencies in the prior art, and a kind of intermittent oiling guide rail that do not need is provided, and is time saving and energy saving, applied widely, easy and simple to handle, can satisfy the high speed operation requirement, and the low adjustable clearance formula guide rail of cost of production.
Technological scheme of the present invention is, adjustable clearance formula guide rail, comprise slider seat, axle on guide rail and the guide rail, be respectively equipped with roller base on the slider seat of guide rail both sides, the main structure characteristics are, a side is provided with positioning boss on the slider seat, corresponding with the positioning boss on the slider seat, roller base is provided with positioning groove, and roller is fixed on the roller base by the roller locating column, the roller base top of guide rail one side is provided with screw recess, be provided with adjusting screw in the screw recess, corresponding with screw recess, slider seat is provided with nut groove, be provided with adjusting nut in the nut groove, slide block end cap and wool sealing baffle are installed in the two ends of bearing support.
Among the present invention, described roller base is high-accuracy die castings.
Among the present invention, the material of described guide rail is an aluminium, and the surface is carried out oxidation and strengthened its hardness, and guide rail is provided with fillet type groove everywhere, and described axle is pressed in the fillet type groove, and a guide rail is pressed into 4 axles altogether.
Among the present invention, described axle is a kind of in the cold-drawn part of various images such as Bearing Steel, spring steel, stainless steel SUS304, high-carbon-chromium bearing steel SUJ2, can carry out surface treatment according to the requirement of equipment purposes.
Among the present invention, respectively be provided with 4 rollers on the roller base of guide rail both sides, while the angle between two parallel rollers and other two parallel rollers is 90 °, with the angle on plane be 45 °.
Among the present invention, described roller is installed in the bearing support, cooperates the interior ring with roller to be fastened on the bearing support by the width of roller and the width of roller groove.Can prevent the slip of 45 ° of direction upper rollers.
Among the present invention, the axle groove part of roller locating column is provided with jump ring, can avoid the roller locating column because the phenomenon of the vibrations of machinery or the impact landing that produces.The internal diameter size of jump ring is identical with the axle groove outside dimension of roller locating column, in assembling process, variation that the jump ring external diameter produces and the roller locating column endoporus on the bearing support tighten, thereby the axle groove of roller locating column produces to cooperate with the internal diameter of jump ring the roller locating column is fixed on the bearing support tightly, and described jump ring is made by spring steel.
Among the present invention, the slider seat end is provided with the slide block end cap, can avoid dust or foreign matter to accumulate on the guide rail, thereby can prevent that slider end covers and is provided with buckle because thereby the problem that galling causes life of product to reduce appears in foreign matter, by buckle end cap is stuck on the slider seat, can easily realize the connection of a plurality of parts, slide block end cap card can not come off no shaking phenomenon after getting on simultaneously, also reduced the time and the expense of assembling, time saving and energy saving.The material of slide block end cap can be selected the POM material for use.
Among the present invention, slider end covers and is provided with slider end and covers and be provided with and guide rail image wool sealing baffle consistent, the internal mix grease.Can with the foreign matter retaining externally guarantee the cleaning of guide rail.Simultaneously the wool sealing baffle has wear resistance, can not generate cut on guide rail surface even directly contact also with guide rail.
Among the present invention, slider seat is connected by retaining screw with roller base,, locks with the screw thread of thread locking sealing compound to screw because mechanical vibration produce the loosening phenomenon of screw in order to prevent.
The invention has the beneficial effects as follows, because a side is provided with positioning boss on the slider seat, corresponding with the positioning boss on the slider seat, roller base is provided with positioning groove, roller is fixed on the roller base by the roller locating column, the roller base top of guide rail one side is provided with screw recess, is provided with adjusting screw in the screw recess, and is corresponding with screw recess, slider seat is provided with nut groove, be provided with adjusting nut in the nut groove, do not need the intermittent oiling guide rail, time saving and energy saving, applied widely, easy and simple to handle, can satisfy the high speed operation requirement, and cost of production is low.
Description of drawings
Fig. 1 is existing linear guide rail structure schematic representation;
Fig. 2, Fig. 3 are existing linear rail raceway structural representations;
Fig. 4, Fig. 5 are the structural representations of linear rail of the present invention;
Fig. 6 is a roller assembling schematic representation of the present invention;
Fig. 7 is slide block end cap of the present invention and slider seat, roller base connection diagram;
Fig. 8 is the fillet type groove installation image that the present invention is pressed into axle.
Embodiment
The present invention is further detailed explanation below in conjunction with drawings and the specific embodiments.
The adjustable clearance formula guide rail shown in Figure 5 as Fig. 4 comprises the axle 113 on slider seat 102, guide rail 112 and the guide rail, is respectively equipped with roller base 101 and roller base 120 on the slider seat 102 of guide rail 112 both sides, and roller base is high-accuracy die castings.A side is provided with positioning boss 104 on the slider seat 102, corresponding with the positioning boss 104 on the slider seat, roller base 101 is provided with positioning groove 105, roller 106 is fixed on the roller base 101 by roller locating column 107, and 4 rollers respectively are installed on the roller base 101 of guide rail 112 both sides and the roller base 120.Roller and plane on each roller base are 45.And two are+the 45 placement, and other are two and are-the 45 placement.Roller base 120 tops of guide rail 112 1 sides are provided with screw recess 111, be provided with adjusting screw 109 in the screw recess, corresponding with screw recess 111, slider seat is provided with nut groove 110, be provided with adjusting nut 108 in the nut groove, the pretension of roller is regulated in the adjustment in the gap by guide rail 112 and roller base, the degree of tightness of adjusting screw 109 drive roller base 120 near or away from guide rail 112, thereby adjust its gap and pretightening force.And carry out sealed screw with sealing cover 114.
The present embodiment middle guide adopts lightweight material aluminium, reduced 50-60% than common linear rail weight, axle described in the present invention can be the cold-drawn part of various images such as Bearing Steel, spring steel, stainless steel SUS304, high-carbon-chromium bearing steel SUJ2, can carry out surface treatment according to the requirement of equipment purposes.Axle is a Bearing Steel in the present embodiment.As can be seen from Figure, guide rail 112 is provided with fillet type groove everywhere, and axle 113 is pressed into guide-track groove B101 simultaneously, and a guide rail is pressed into 4 axles altogether.
So that 45 ° of directions are forward and reverse two rollers 106 are installed respectively in a side of a slide block, install 4 altogether.Assemble roller locating column 107 afterwards.Cooperate interior ring to be fastened on the slide block 102 by 106 width C 103 of roller and the width C 107 of roller groove 105 with roller.Fix than having manyed a face with the single face stationary phase of existing product, thereby prevented the slip of the roller on 45 ° of directions.Roller locating column 107 is fixed on roller 106 and has prevented roller 106 vacillating on the face vertical with central shaft on the slide block.
In the ordinary course of things, roller base 101 needs to install 4 rollers 106.But according to the purposes and the specification requirement of product, the slide block of the roller 106 of different sizes and structure can be replaced.The material of 106 rollers is concrete fixed according to the requirement of product, generally uses Bearing Steel.
As can be seen from Figure 4, the axle groove part of roller locating column 107 is provided with jump ring 117, jump ring 117 can avoid roller locating column 107 because the phenomenon of the vibrations of machinery or the impact landing that produces, can find out in conjunction with Fig. 6, jump ring 117 is installed on the axle groove of roller locating column 107, the internal diameter size C105 of jump ring 117 is less than the outside dimension C101 of roller locating column 107, identical with the axle groove size C102 of roller locating column 107, in assembling process, jump ring deforms, the chucking phenomenon takes place with the internal diameter of bearing support upper roller locating column endoporus C104 in the variation that produces of jump ring 117 external diameters at this moment, thereby the outside dimension C102 of roller locating column 107 cooperates with the internal diameter size C105 generation of jump ring 117 roller locating column 107 is fixed on the endoporus C104 tightly.
As can be seen from Figure 5, slider seat 102 ends are provided with slide block end cap 115, slide block end cap 115 can avoid dust or foreign matter to accumulate on the guide rail, thereby can prevent because thereby the problem that galling causes life of product to reduce appears in foreign matter, also be provided with buckle on the slide block end cap 115, as shown in Figure 7, process buckle D102 on the slide block end cap 115, D104, roller base 101, process groove D101 on the slide block 121, D103 is stuck in slide block end cap 115 on the roller base 101 by buckle, can easily realize the connection of a plurality of parts, slide block end cap 115 cards can not come off after getting on simultaneously, no shaking phenomenon has also reduced the time and the expense of assembling, and is time saving and energy saving.The material of slide block end cap can be selected the POM material for use.
Can find out also that in conjunction with Fig. 8 slide block end cap 115 is provided with guide rail image wool sealing baffle 116 consistent, the internal mix grease, sealing baffle 116 can with the foreign matter retaining externally guarantee the cleaning of guide rail.The material of sealing baffle 116 is a natural wool, has wear resistance, can not generate cut on guide rail surface even baffle plate directly contacts also with guide rail.
In the present embodiment, slider seat 102 and roller base 101,102 are connected by retaining screw 103,, lock with the screw thread of thread locking sealing compound to retaining screw 103 because mechanical vibration produce the loosening phenomenon of screw in order to prevent.
Claims (12)
1. adjustable clearance formula guide rail, comprise slider seat, axle on guide rail and the guide rail, be respectively equipped with roller base on the slider seat of guide rail both sides, it is characterized in that, a side is provided with positioning boss on the slider seat, corresponding with the positioning boss on the slider seat, roller base is provided with positioning groove, roller is fixed on the roller base by the roller locating column, and the roller base top of guide rail one side is provided with screw recess, is provided with adjusting screw in the screw recess, corresponding with screw recess, slider seat is provided with nut groove, is provided with adjusting nut in the nut groove, and slide block end cap and wool sealing baffle are installed in the two ends of bearing support.
2. adjustable clearance formula guide rail according to claim 1 is characterized in that described roller base is high-accuracy die castings.
3. adjustable clearance formula guide rail according to claim 1 and 2 is characterized in that the material of described guide rail is an aluminium.
4. adjustable clearance formula guide rail according to claim 1 is characterized in that described guide rail is provided with fillet type groove everywhere, and described axle is pressed in the fillet type groove, and a guide rail is pressed into 4 axles altogether.
5. adjustable clearance formula guide rail according to claim 4 is characterized in that, described axle is a kind of among Bearing Steel, spring steel, stainless steel SUS304, the high-carbon-chromium bearing steel SUJ2.
6. adjustable clearance formula guide rail according to claim 1 is characterized in that, respectively is provided with 4 rollers on the roller base of guide rail both sides, and the angle between two parallel rollers and other two parallel rollers is 90 °, with the angle on plane be 45 °.
7. adjustable clearance formula guide rail according to claim 6 is characterized in that described roller is installed in the bearing support, cooperates the interior ring with roller to be fastened on the bearing support by the width of roller and the width of roller groove.
8. adjustable clearance formula guide rail according to claim 7 is characterized in that, the axle groove part of roller locating column is provided with jump ring, and the internal diameter size of jump ring is identical with the axle groove outside dimension of roller locating column, and described jump ring is made by spring steel.
9. adjustable clearance formula guide rail according to claim 1 is characterized in that the slider seat end is provided with the slide block end cap, and the slide block end cap adopts the POM material.
10. adjustable clearance formula guide rail according to claim 9 is characterized in that slider end covers and is provided with buckle.
11. adjustable clearance formula guide rail according to claim 1 is characterized in that, slider end covers and is provided with and guide rail image wool sealing baffle consistent, the internal mix grease.
12. adjustable clearance formula guide rail according to claim 1, it is characterized in that, described adjusting nut is assembled on the nut groove, the reeded roller base of locating flange position mounting strap on the slide block, the pretension of rolling is regulated in the adjustment of the relative position by guide rail and roller base, degree of tightness by adjusting screw drive roller base near or away from guide rail, thereby adjust its gap and pretightening force, and carry out sealed screw with sealing cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101947077A CN102287444A (en) | 2011-07-05 | 2011-07-05 | Gap-adjusting type guide rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101947077A CN102287444A (en) | 2011-07-05 | 2011-07-05 | Gap-adjusting type guide rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102287444A true CN102287444A (en) | 2011-12-21 |
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ID=45334117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101947077A Pending CN102287444A (en) | 2011-07-05 | 2011-07-05 | Gap-adjusting type guide rail |
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| Country | Link |
|---|---|
| CN (1) | CN102287444A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107093542A (en) * | 2017-04-28 | 2017-08-25 | 京东方科技集团股份有限公司 | Ion gun, ion gun injection device and ion distribution method of adjustment |
| CN110595771A (en) * | 2019-08-14 | 2019-12-20 | 南京理工大学 | Synchronous rapid measuring device and method for preload and friction force of rolling linear guide rail pair |
| WO2022077735A1 (en) * | 2020-10-16 | 2022-04-21 | 丽水市英特轴承有限公司 | Slider having gap adjustment function |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19940654A1 (en) * | 1998-08-26 | 2000-03-23 | Franke & Heydrich Kg | Support rail guide for machine tool moving part has a guide rail with a cassette moving on rotating support rollers |
| CN1357483A (en) * | 2000-12-05 | 2002-07-10 | 艾赛株式会社 | Linear guide device without wear in contact surface |
| CN202165431U (en) * | 2011-07-05 | 2012-03-14 | 威海利奥泰儆自动化设备有限公司 | Gap-adjustable guide way |
-
2011
- 2011-07-05 CN CN2011101947077A patent/CN102287444A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19940654A1 (en) * | 1998-08-26 | 2000-03-23 | Franke & Heydrich Kg | Support rail guide for machine tool moving part has a guide rail with a cassette moving on rotating support rollers |
| CN1357483A (en) * | 2000-12-05 | 2002-07-10 | 艾赛株式会社 | Linear guide device without wear in contact surface |
| CN202165431U (en) * | 2011-07-05 | 2012-03-14 | 威海利奥泰儆自动化设备有限公司 | Gap-adjustable guide way |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107093542A (en) * | 2017-04-28 | 2017-08-25 | 京东方科技集团股份有限公司 | Ion gun, ion gun injection device and ion distribution method of adjustment |
| CN110595771A (en) * | 2019-08-14 | 2019-12-20 | 南京理工大学 | Synchronous rapid measuring device and method for preload and friction force of rolling linear guide rail pair |
| CN110595771B (en) * | 2019-08-14 | 2021-07-13 | 南京理工大学 | Synchronous rapid measuring device and method for preload and friction force of rolling linear guide rail pair |
| WO2022077735A1 (en) * | 2020-10-16 | 2022-04-21 | 丽水市英特轴承有限公司 | Slider having gap adjustment function |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20111221 |