CN213393162U - Narrow-width lengthened four-direction rated load low-resistance linear guide rail - Google Patents
Narrow-width lengthened four-direction rated load low-resistance linear guide rail Download PDFInfo
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- CN213393162U CN213393162U CN202021201787.5U CN202021201787U CN213393162U CN 213393162 U CN213393162 U CN 213393162U CN 202021201787 U CN202021201787 U CN 202021201787U CN 213393162 U CN213393162 U CN 213393162U
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- guide rail
- linear guide
- slider
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- sliding block
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Abstract
The utility model discloses a narrow lengthened four-direction rated load low-resistance linear guide rail, which comprises a guide rail (1), a sliding block (2) and balls (3) matched with the guide rail, wherein the guide rail (1) is provided with four rows of ball grooves (4), and the sliding block (2) is a narrow square sliding block; the length of the sliding block (2) is 90-170.8mm, the balls (3) are installed in the ball grooves (4), and the contact angles of the balls (3) in the ball grooves (4) and the horizontal direction are 45 degrees. The utility model provides a pair of linear guide device increases the length of slider, has increased slider and linear guide and the area of contact who bears the thing, has improved the depth of parallelism of guide rail and slider, makes the slider more stable to the support that bears the thing, and the ball is 45 project organization with horizontal contained angle, makes four effect directions of slider bear impartial rated load, makes linear guide can horizontal installation and wall built-up installation, has good application prospect.
Description
Technical Field
The utility model relates to a straight line guiding device technical field, in particular to low-resistance linear guide of four direction rated loads of narrow extension.
Background
The linear guide rail mainly comprises a guide rail, a sliding block, a rolling body, a return device and the like. When the guide rail and the slide block move relatively, the rolling bodies roll along the roller paths on the guide rail, and the rolling bodies enter the roller paths again through the return devices at the end parts of the slide block, so that the linear guide rail repeatedly rolls.
As a transmission functional part, the linear guide rail is widely applied to various electromechanical products by virtue of the characteristics of small motion friction force, high motion precision, low maintenance cost and the like, and particularly used in equipment with higher requirements on precision, reliability and the like, and becomes an irreplaceable key part. For example, the linear guide rail is widely applied to precise numerical control machine tools, high-precision positioning medical instruments, high-measurement-accuracy detection instruments and the like.
Along with the wide application of linear guide in high-precision equipment, when the slider of current linear guide is bearing high load and is making linear motion along the guide rail, the slider is relatively crescent because of the walking depth of parallelism error between the length weak point and the guide rail reference surface, and the clearance between slider and the guide rail is crescent, and slider and guide rail area of contact diminishes gradually, and the bearing load of slider reduces to make linear guide appear vibrating easily, again because of the load difference of four directions of slider, further increased the friction damping between guide rail and slider, reduce linear guide's motion precision.
The utility model provides a narrow extension four-direction high-rated-load low-resistance linear guide. The requirement of the existing mechanical structure on the linear guide rail is met.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a low-resistance type linear guide of four directions rated load of narrow extension can solve current linear guide low-load, only be adapted to horizontal installation and the load that the four directions bore different, easily causes guide rail wearing and tearing to influence its life's technical problem, provides the low-resistance type linear guide of narrow extension four directions rated load and solves above-mentioned problem.
For realizing the purpose of the utility model, the utility model adopts the technical scheme that: the device comprises a guide rail, a sliding block and balls, wherein the sliding block and the balls are matched with the guide rail; the length of the sliding block is 90-170.8mm, the balls are installed in the ball grooves, the contact angles of the balls in the ball grooves and the horizontal direction are both 45 degrees, the contact angles of the sliding block and the guide rail are both 45 degrees, installation threaded holes are formed in the sliding block, and spacing holes are formed in the guide rail.
Preferably, the number of the mounting threaded holes formed in the sliding block is 4-8.
Preferably, the mounting threaded hole is a blind threaded hole.
Preferably, the sliding block is fixed on the guide rail by an upper locking mode through a mounting threaded hole.
Preferably, the width of the sliding block is 44-86mm, and the height of the sliding block is 30-70 mm.
Preferably, the width of the guide rail is 20-45mm, and the height of the guide rail is 18-38 mm.
Preferably, the sliding block slides back and forth on the guide rail through a ball and a ball groove.
Preferably, the straightness of the guide rail and the sliding block is 0-0.01 mm.
Preferably, the hardness of the sliding block and the guide rail is HRC: 58-64.
Compared with the prior art, the beneficial effects of the utility model include: increase the length of slider, increased slider and linear guide's area of contact, improved the depth of parallelism of guide rail and slider, increased the rated load of slider, guaranteed linear guide's operation precision, the slider increases and also further increases the area of contact that can make slider and bearing thing, and the slider is more stable to the support of bearing thing, and it rocks the problem to reduce the linear guide high-speed operation appearance bearing thing, further improves the stability of linear guide function. The ball and the horizontal included angle are 45 design structures, so that the four acting directions of the sliding block bear equal rated load, the linear guide rail can be horizontally installed and hung on a wall, the linear guide rail can maintain stable friction coefficient in the motion process, and the service life of the guide rail is prolonged.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is understood that the following drawings only show some embodiments of the invention and are therefore not to be considered limiting of its scope, for a person skilled in the art to derive from them other relevant drawings without inventive effort, which are within the scope of the invention.
FIG. 1 is a cross-sectional view of a narrow, lengthened, four-direction, load-rated and low-resistance linear guide rail slide block;
FIG. 2 is a schematic structural diagram of a narrow, lengthened, four-direction rated load low-resistance linear guide rail;
in the drawings: 1. a guide rail; 2. a slider; 3. a ball bearing; 4. a ball groove; 5. installing a threaded hole; 6. And (6) spacing holes.
Detailed Description
In view of the deficiencies in the prior art, the technical solution of the present invention can be provided through long-term research and a large amount of practice. The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention.
FIG. 1 is a cross-sectional view of a narrow, lengthened, four-direction, load-rated and low-resistance linear guide rail slide block; FIG. 2 is a schematic structural diagram of a narrow, lengthened, four-direction rated load low-resistance linear guide rail; as shown in fig. 1 and fig. 2, the narrow, lengthened, four-direction rated load low-resistance linear guide provided in the embodiment of the present invention includes a guide rail 1, and a slider 2 and a ball 3 which are engaged with the guide rail; the guide rail 1 is provided with four rows of ball grooves 4; the slide block 2 is a narrow square slide block; the length of the sliding block 2 is 90-170.8mm, the contact area of the sliding block 2 and the guide rail 1 is increased, the rated load of the sliding block 2 is increased, the parallelism of the sliding block 2 and the guide rail 1 in the operation process is improved, and the operation precision of the linear guide rail is improved; the ball 3 is arranged in the ball groove 4; the contact angle between the ball 3 in the ball groove 4 and the horizontal direction is 45 degrees; the contact angles of the sliding block 2 and the guide rail 1 are both 45 degrees; the slide block 2 is provided with a mounting threaded hole 5; and the guide rail 1 is provided with spacing holes 6.
The embodiment of the utility model provides a low type linear guide of four directions rated load of narrow extension, 5 numbers of the installation screw hole that establish on the slider 2 are 4-8, and the customer can select the number of installation screw hole 5 according to the load that slider 2 bore, prevents because of rated load is higher, and the screw hole is not enough, causes the lock adhesion not enough, causes linear guide operation in-process to rock, influences linear guide's use precision.
The embodiment of the utility model provides a low-resistance type linear guide of four directions rated load of narrow extension, slider 2 utilizes installation screw hole 5 to fix the carrier through the mode of last locking-type.
The embodiment of the utility model provides a low-resistance linear guide of four directions rated load of narrow extension, 2 width of slider are 30-70mm, and highly are 44-86 mm.
The embodiment of the utility model provides a low type linear guide of four directions rated load of narrow extension, 1 width of guide rail is 20-45mm, highly is 18-38 mm.
The embodiment of the utility model provides a low-resistance type linear guide of four directions rated load of narrow extension, slider 2 makes a round trip to slide on the guide rail through ball 3 and ball groove 4.
The embodiment of the utility model provides a low-resistance linear guide of four directions rated load of narrow extension, guide rail 1 and slider 2's straightness accuracy is at 0-0.01 mm.
In the narrow-width lengthened four-direction rated load low-resistance linear guide rail provided by the embodiment of the utility model, the hardness of the sliding block 2 and the guide rail 1 is HRC (Rockwell hardness) 58-64.
Compared with the prior art, the beneficial effects of the utility model include: increase the length of slider, increased slider and linear guide's area of contact, improved the depth of parallelism of guide rail and slider, increased the rated load of slider, guaranteed linear guide's operation precision, the slider increases and also further increases the area of contact that can make slider and bearing thing, and the slider is more stable to the support of bearing thing, and it rocks the problem to reduce the linear guide high-speed operation appearance bearing thing, further improves the stability of linear guide function. The ball and the horizontal included angle are 45 design structures, so that the four acting directions of the sliding block bear equal rated load, the linear guide rail can be horizontally installed and hung on a wall, the linear guide rail can maintain stable friction coefficient in the motion process, and the service life of the guide rail is prolonged.
The utility model provides a low-resistance linear guide of narrow extension four directions rated load should understand, and above-mentioned embodiment is only for the explanation the utility model discloses a technical conception and characteristics, its aim at let the personage of familiar with this technique can understand the utility model discloses an according to in order to implement, can not restrict with this the utility model discloses a protection scope. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (9)
1. Low-resistance linear guide of four direction rated loads of narrow extension, its characterized in that includes: guide rail (1) and complex slider (2) and ball (3) with it, guide rail (1) is equipped with four rows of ball groove (4), slider (2) are narrow width square slider, slider (2) length is 90-170.8mm, ball (3) are installed in ball groove (4), ball (3) in ball groove (4) are 45 with the contact angle of horizontal direction, slider (2) are 45 with the contact angle of guide rail (1), be equipped with installation screw hole (5) on slider (2), be equipped with interval hole (6) on the guide rail.
2. The narrow, elongated, four-way, load-rated, low-drag linear guide of claim 1, wherein: the number of the mounting threaded holes (5) formed in the sliding block (2) is 4-8.
3. The narrow, elongated, four-way, load-rated, low-drag linear guide of claim 1, wherein: the mounting threaded hole (5) is a blind hole threaded hole.
4. The narrow, elongated, four-way, load-rated, low-drag linear guide of claim 1, wherein: the slide block (2) fixes a bearing object by utilizing a mounting threaded hole (5) in an upper locking mode.
5. The narrow, elongated, four-way, load-rated, low-drag linear guide of claim 1, wherein: the width of the sliding block (2) is 44-86mm, and the height of the sliding block is 30-70 mm.
6. The narrow, elongated, four-way, load-rated, low-drag linear guide of claim 1, wherein: the width of the guide rail (1) is 20-45mm, and the height is 18-38 mm.
7. The narrow, elongated, four-way, load-rated, low-drag linear guide of claim 1, wherein: the sliding block (2) slides back and forth on the guide rail (1) through the ball (3) and the ball groove (4).
8. The narrow, elongated, four-way, load-rated, low-drag linear guide of claim 1, wherein: the straightness of the guide rail (1) and the slide block (2) is 0-0.01 mm.
9. The narrow, elongated, four-way, load-rated, low-drag linear guide of claim 1, wherein: the hardness of the sliding block (2) and the guide rail (1) is HRC (Rockwell hardness) 58-64.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021201787.5U CN213393162U (en) | 2020-06-27 | 2020-06-27 | Narrow-width lengthened four-direction rated load low-resistance linear guide rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021201787.5U CN213393162U (en) | 2020-06-27 | 2020-06-27 | Narrow-width lengthened four-direction rated load low-resistance linear guide rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213393162U true CN213393162U (en) | 2021-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021201787.5U Active CN213393162U (en) | 2020-06-27 | 2020-06-27 | Narrow-width lengthened four-direction rated load low-resistance linear guide rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213393162U (en) |
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2020
- 2020-06-27 CN CN202021201787.5U patent/CN213393162U/en active Active
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