CN201931280U - Guide rail - Google Patents
Guide rail Download PDFInfo
- Publication number
- CN201931280U CN201931280U CN2010206822469U CN201020682246U CN201931280U CN 201931280 U CN201931280 U CN 201931280U CN 2010206822469 U CN2010206822469 U CN 2010206822469U CN 201020682246 U CN201020682246 U CN 201020682246U CN 201931280 U CN201931280 U CN 201931280U
- Authority
- CN
- China
- Prior art keywords
- guide rail
- quiet
- rolling
- steel plate
- length direction
- Prior art date
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a guide rail, which comprises a fixed guide rail and a moving guide rail slidably sleeved on the fixed guide rail. At least one elastic pre-tightening component fixed to the moving guide rail and at least one rolling component fixed to the moving guide rail are further mounted between the fixed guide rail and the moving guide rail, the elastic pre-tightening component comprises an elastic steel plate assembly and rolling assemblies, the elastic steel plate assembly is disposed along the fixed guide rail and a sliding direction, the rolling assemblies capable of rolling along the length direction of the fixed guide rail are mounted at two ends of the elastic steel plate assembly, and the rolling component comprises a plurality of rolling units capable of rolling along the length direction of the fixed guide rail and arranged along the fixed guide rail and the sliding direction. The elastic pre-tightening device is additionally mounted between the fixed guide rail and the moving guide rail so that the fixed guide rail and the moving guide rail are not easy to loosen, and the guide rail is higher in operation precision, convenient in disassembly and maintenance, not easy to wear, and longer in service life.
Description
Technical field
The utility model relates to field of mechanical technique, is specifically related to a kind of guide rail.
Background technology
Traditional mechanical slide rail all is pure sliding frictions, and in its running, the kinetic energy that overcome friction consumed is more.
Present stage, adopt ball line rail in a large number, it is by the rolling of steel ball, realize sliding, frictional force is less, and realizes that by steel ball prestrain can not become flexible guide rail, but after long-time the use, wearing and tearing appear in guide rail easily, can't recover its original precision by simple debugging.
Also there is the slidingtype of employing track present stage, and direct friction between its moving guide rail and the quiet guide rail realizes compressing in advance with the bill signed in acknowledgement of debt or the matched shape of self, is easy to generate wearing and tearing between moving guide rail and the quiet guide rail, very inconvenience of maintenance and debugging.
In a word, existing above-mentioned two kinds of guide rails, its precision stability is relatively poor, and guide rail is loosening easily, keeps in repair and debug cumbersome.
The utility model content
At the deficiencies in the prior art, the purpose of this utility model is intended to provide a kind of guide rail, and its running precision height is difficult for becoming flexible, and long service life.
For achieving the above object, the utility model adopts following technical scheme:
A kind of guide rail comprises that quiet guide rail and slip cap are connected on the moving guide rail on the described quiet guide rail, also are equipped with between described quiet guide rail and the moving guide rail:
At least one is fixed on the elasticity pretension assembly on the described moving guide rail, and described elasticity pretension assembly comprises along a spring steel plate assembly of described quiet guide rail and glide direction setting and the rolling assembly that can roll along described quiet rail length direction that is installed in described spring steel plate assembly two ends;
At least one is fixed on the rolling assembly on the described moving guide rail, and described rolling assembly comprises along the described a plurality of rolling elements that can roll along described quiet rail length direction that are provided with of arranging along described quiet guide rail and glide direction.
Described rolling assembly comprises the bearing block that is connected described spring steel plate assembly both ends, and is installed in the described bearing block bearing that can roll along described quiet rail length direction.
The centre position of described spring steel plate assembly length direction also is equipped with a steel plate holder, is provided with a fixing hole perpendicular to described quiet rail length direction on the described steel plate holder.
Described moving guide rail is provided with first bolt hole corresponding with described fixing hole, in described first bolt hole and the described fixing hole first set bolt is installed.
Described rolling assembly also comprises a mount pad, be provided with in the described mount pad along described rolling assembly length direction be arranged in order and with described rolling element installation cavity one to one.
Described rolling element is second bearing, and it is installed in the described installation cavity by installation shaft respectively.
Its length direction of described mount pad upper edge is disposed with a plurality of coupling holes.
Described moving guide rail is provided with a plurality of second corresponding with described coupling hole respectively bolts hole, in described second bolt hole and the described coupling hole second set bolt is installed.
The cross section of described quiet guide rail is I-shaped, and the cross section of described moving guide rail is c-shaped, and the opening spiral-lock of its C shape is in the I-shaped upper flange of the described quiet guide rail outside.
Be provided with wearing plate on described quiet guide rail and the face that described rolling assembly and rolling element contact.
Described spring steel plate assembly comprises a plurality of spring steel plates unit that stacks gradually.
The guide rail that the utility model is set forth, its beneficial effect is:
1, installs the elasticity pre-tightening apparatus additional between quiet guide rail and the moving guide rail, be not easy to become flexible between its two, have higher running precision;
2, be convenient to the dismounting maintenance, and not easy to wear, have higher service life.
Description of drawings
Fig. 1 is the structural representation of a kind of guide rail of the utility model;
Fig. 2 is the scheme of installation of guide rail shown in Figure 1;
Fig. 3 is the structural representation of pretension assembly among Fig. 2;
Fig. 4 is the structural representation of rolling assembly among Fig. 2.
The specific embodiment
Below, in conjunction with the accompanying drawings and the specific embodiment, guide rail of the present utility model is described further.
As shown in Figure 1, 2, be a kind of guide rail of the present utility model, comprise a quiet guide rail 2, moving guide rail 1, quiet guide rail 1 be an I-steel, the cross section of moving guide rail 1 is c-shaped, the opening part spiral-lock of its C shape is in the upper flange outside of quiet guide rail 2 " worker " font.The top and the bottom, upper flange two ends of quiet guide rail 2 " worker " font are cut chamfering respectively, form two superposed A faces respectively, and two B faces that are positioned at the bottom, the top, inner surface both sides of moving guide rail 1 be separately installed with one with the elasticity pretension assembly 3 of A face coupling, the bottom, inner surface both sides of moving guide rail 1 be separately installed with one with the rolling assembly 4 of B face coupling, wherein pretension assembly 3 is fixedly mounted on the moving guide rail 1, concrete is, the length direction of the moving guide rail 1 in pretension assembly 3 upper edges is provided with row's screw hole 31, the corresponding outside at moving guide rail 1 is provided with row's screw hole 11 along its length direction, screw hole 31 is corresponding one by one with screw hole 11, its two interpolation cartridge screw 5; Rolling assembly 4 is fixedly mounted on the moving guide rail 1 equally, the length direction of the moving guide rail 1 in its upper edge is provided with row's screw hole 41, the corresponding outside at moving guide rail 1 is provided with row's screw hole 12 along its length, and screw hole 41 is corresponding one by one with screw hole 12, its two interpolation cartridge screw 6.
As Fig. 1,2, and in conjunction with shown in Figure 3, above-mentioned pretension assembly 3 comprises spring steel plate 32, holder 33, diaxon bearing 34,36, two bearings 35,37, wherein the length direction of spring steel plate 32 is consistent with the length direction of moving guide rail 1, diaxon bearing 34,36 is installed in the two ends of spring steel plate 32 length directions respectively, bearing 35 is installed in the bearing block 34, its turning cylinder is vertical with the length direction of moving guide rail 1, bearing 35 is on the surface that protrudes from bearing block 34 near a side of quiet guide rail 2, and it can roll on the A of quiet guide rail 2 face; Bearing 37 is installed in bearing block 36 inside, and is identical with the mounting means of bearing 34, do not do repeat specification here; Holder 33 is installed in the centre position of spring steel plate 32 length directions, screw hole 31 is three, it is opened in respectively on diaxon bearing 34,36 and the holder 33, so, when moving guide rail 1 when quiet guide rail 2 slides, two bearings 35,37 can be rolled on the A face, its force of rolling friction is less, simultaneously, spring steel plate 32 can be regulated the gap between moving guide rail 1 and the quiet guide rail 2 in real time.
As Fig. 1,2, and in conjunction with shown in Figure 4, above-mentioned rolling assembly 4 comprises that a mount pad 42, mount pad 42 are strip, its length direction is consistent with the length direction of moving guide rail 1, offer a plurality of installation cavitys 43 at its length direction of upper edge, a side near quiet guide rail 2, screw hole 41 is opened on the side relative with this face.By a pivot 45 bearing 44 is installed in each installation cavity 43, the pivot center of bearing 44 is vertical with the length direction of mount pad 42, and a plurality of bearings 44 can roll at the length direction of the B of quiet guide rail 2 face along quiet guide rail 2.
When above-mentioned guide rail uses, pretension assembly 3 and rolling assembly 4 all are to adopt bearing element, relative motion between formation and the quiet guide rail 2, thereby reduced frictional force as much as possible, strengthened the service life of using guide rail, spring steel plate 32 in the pretension assembly 3 can be regulated the chucking degree between quiet guide rail 2 and the moving guide rail 1 in real time simultaneously, makes guide rail remain higher precision.
In order further to reduce abrasion, a wearing plate can also be installed on above-mentioned A face and B face, wearing plate adopts the chromium steel material of high rigidity to make, and can effectively reduce friction to the loss of quiet guide rail 2, has further increased service life.
In order to increase pretightning force, spring steel plate of the present utility model can be to be formed by a plurality of spring steel plate stacked combination.
According to general mechanical general knowledge, the cross sectional shape of quiet guide rail of the present utility model and moving guide rail can be other shapes, as long as guarantee its two form fit.
For a person skilled in the art, can make other various corresponding changes and distortion, and these all changes and distortion should belong within the protection domain of the utility model claim all according to technical scheme described above and design.
Claims (10)
1. a guide rail comprises that quiet guide rail and slip cap are connected on the moving guide rail on the described quiet guide rail, it is characterized in that, also is equipped with between described quiet guide rail and the moving guide rail:
At least one is fixed on the elasticity pretension assembly on the described moving guide rail, and described elasticity pretension assembly comprises along a spring steel plate assembly of described quiet guide rail and glide direction setting and the rolling assembly that can roll along described quiet rail length direction that is installed in described spring steel plate assembly two ends;
At least one is fixed on the rolling assembly on the described moving guide rail, and described rolling assembly comprises along the described a plurality of rolling elements that can roll along described quiet rail length direction that are provided with of arranging along described quiet guide rail and glide direction.
2. guide rail as claimed in claim 1 is characterized in that, described rolling assembly comprises the bearing block that is connected described spring steel plate assembly both ends, and is installed in the described bearing block bearing that can roll along described quiet rail length direction.
3. guide rail as claimed in claim 2 is characterized in that, the centre position of described spring steel plate assembly length direction also is equipped with a steel plate holder, is provided with a fixing hole perpendicular to described quiet rail length direction on the described steel plate holder.
4. guide rail as claimed in claim 3 is characterized in that, described moving guide rail is provided with first bolt hole corresponding with described fixing hole, in described first bolt hole and the described fixing hole first set bolt is installed.
5. guide rail as claimed in claim 1 is characterized in that described rolling assembly also comprises a mount pad, be provided with in the described mount pad along described rolling assembly length direction be arranged in order and with described rolling element installation cavity one to one.
6. guide rail as claimed in claim 5 is characterized in that, described rolling element is second bearing, and it is installed in the described installation cavity by installation shaft respectively.
7. guide rail as claimed in claim 6 is characterized in that, its length direction of described mount pad upper edge is disposed with a plurality of coupling holes.
8. guide rail as claimed in claim 7 is characterized in that, described moving guide rail is provided with a plurality of second corresponding with described coupling hole respectively bolts hole, in described second bolt hole and the described coupling hole second set bolt is installed.
9. guide rail as claimed in claim 1 is characterized in that the cross section of described quiet guide rail is I-shaped, and the cross section of described moving guide rail is c-shaped, and the opening spiral-lock of its C shape is in the I-shaped upper flange of the described quiet guide rail outside.
10. guide rail as claimed in claim 1 is characterized in that, is provided with wearing plate on described quiet guide rail and the face that described rolling assembly and rolling element contact; Described spring steel plate assembly comprises a plurality of spring steel plates unit that stacks gradually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206822469U CN201931280U (en) | 2010-12-27 | 2010-12-27 | Guide rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206822469U CN201931280U (en) | 2010-12-27 | 2010-12-27 | Guide rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201931280U true CN201931280U (en) | 2011-08-17 |
Family
ID=44442819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206822469U Expired - Fee Related CN201931280U (en) | 2010-12-27 | 2010-12-27 | Guide rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201931280U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102080687A (en) * | 2010-12-27 | 2011-06-01 | 陈思雄 | Guide rail |
-
2010
- 2010-12-27 CN CN2010206822469U patent/CN201931280U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102080687A (en) * | 2010-12-27 | 2011-06-01 | 陈思雄 | Guide rail |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110817 Termination date: 20131227 |