CN203272488U - Upper bearing assembly and guide rail system - Google Patents
Upper bearing assembly and guide rail system Download PDFInfo
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- CN203272488U CN203272488U CN 201320299078 CN201320299078U CN203272488U CN 203272488 U CN203272488 U CN 203272488U CN 201320299078 CN201320299078 CN 201320299078 CN 201320299078 U CN201320299078 U CN 201320299078U CN 203272488 U CN203272488 U CN 203272488U
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- upper bearing
- bearing assembly
- rolling
- installation cavity
- bearing substrate
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Abstract
The utility model discloses an upper bearing assembly and a guide rail system. The upper bearing assembly comprises an upper bearing base plate, wherein the upper bearing base plate is provided with a conveying pipe for conducting a cold-conduction medium or a heat-conduction medium, an input opening and an output opening, wherein the input opening and the output opening are communicated with the conveying pipe; the upper bearing base plate is fixedly provided with a hardening piece which extends along a length direction; the surface of the outer side of the hardening piece is a contact surface which is in contact with a rolling surface of a rolling body. According to the upper bearing assembly and the guide rail system disclosed by the utility model, the upper bearing base plate adopts the design of the conveying pipe, so that the cold-conduction medium is input into the conveying pipe in a use process to bring away heat of the upper bearing base plate in time to ensure the use performance of the upper bearing base plate; the hardening piece is fixed on the upper bearing base plate and the hardness of the hardening piece is high, so that the contact area of the upper bearing base plate and the rolling body can be reduced by utilizing the contact surface of the hardening piece to be contacted with the rolling body, and the service life of the upper bearing base plate is effectively prolonged.
Description
Technical field
The utility model relates to a kind of upper bearing assembly and guide track system.
Background technique
At present, upper carrier board (as shown in Figure 1) often by with base, lower carrier board, moving guide rail, coordinating of a plurality of rolling elements be combined to form guide track system.Concrete, this time carrier board is fixed on base, and described upper carrier board is positioned at lower carrier board top and can slides along lower carrier board length direction, forms lower mounting groove between described upper carrier board and lower carrier board; Described moving guide rail is fixed on carrier board, forms upper mounting groove between the groove part of this moving guide rail and upper carrier board, and described upper mounting groove is communicated with the annular chamber that forms closure with lower mounting groove, and these a plurality of rolling elements are arranged on annular chamber.When moving guide rail, upper carrier board with respect to lower carrier board moving process in, rolling element moves in annular chamber, between described upper carrier board and rolling element, friction produces more heat transfer, but because the heat of upper carrier board can't in time distribute, easily affects its usability.
The model utility content
In order to overcome the deficiencies in the prior art, one of the purpose of this utility model is to provide a kind of upper bearing assembly, by adopt the design of delivery pipe on upper bearing substrate, in use, input the conduction cooling medium in delivery pipe, can be in time with the heat of going on carrier board, to guarantee the usability of upper bearing substrate.
Two of the purpose of this utility model is to provide a kind of guide track system.
For solving above-mentioned purpose one, the technological scheme that the utility model adopts is as follows:
A kind of upper bearing assembly comprises bearing substrate, is provided with delivery pipe and the inlet opening that is communicated with delivery pipe and delivery outlet for conduction conduction cooling medium or heat-conducting medium on described upper bearing substrate; Be fixed with the hardware that adds along its length direction extension on described upper bearing substrate; The described outer surface of hardware that adds is for being used for and the contacted surface of contact of the rolling surface of rolling element.
Should upper bearing assembly also comprise the upper rolling rail that is positioned at bearing substrate lower end and the lower rolling rail that extends along upper bearing substrate length direction, is positioned at upper bearing substrate upper end and extends along upper bearing substrate length direction; Should also comprise two arc grooves that lay respectively at lower rolling rail both sides by upper bearing assembly, the end of lower rolling rail all is communicated with the corresponding end of upper rolling rail by arc groove.
The described surface of contact that adds hardware is formed at the inner roof wall of this time rolling rail, perhaps only is formed at the part inner roof wall of lower rolling rail.
Upward be formed with the recess section towards sunken inside on the interior diapire of rolling rail, and the two support shoulders that lay respectively at recess section both sides.
Described upper bearing substrate comprises two dunnages that lay respectively at the left and right sides, is connected to the carrier plate between two dunnages; The rear and front end of described carrier plate is the curved end that is circular arc; Should upper bearing assembly also comprise be fixed on bearing substrate and respectively with this two curved end two end cap one to one, it is circular-arc that the madial wall of this two end cap all is, and forms this arc groove between described end cap and the curved end corresponding with it.
The described hardware that adds is the fine ceramics plate, or the cemented carbide panelling, or the high speed steel panelling, or the wolfram steel panelling.
Described delivery pipe is positioned at the top that adds hardware.
For solving above-mentioned purpose two, the technological scheme that the utility model adopts is as follows:
Guide track system comprises bearing assembly; This guide track system also comprises base, the moving guide rail that is fixedly connected with upper bearing assembly; Be provided with the lower bearing part that extends along its length direction on described base, described upper bearing assembly is positioned at lower bearing part top and can slides along lower bearing part bearing of trend, form lower installation cavity between described upper bearing assembly and lower bearing part, form upper installation cavity between described upper bearing assembly and moving guide rail, this surface of contact that adds hardware is formed at the inner roof wall of lower installation cavity, or the interior diapire of upper installation cavity, or the part inner roof wall of lower installation cavity, or diapire in the part of upper installation cavity; The annular chamber that should upper installation cavity be communicated with the formation closure with lower installation cavity, this guide track system also comprise along the extension track of annular chamber and are sequentially arranged in a plurality of rolling elements in annular chamber.
Described upper bearing substrate comprises two dunnages that lay respectively at the left and right sides, is connected to the carrier plate between two dunnages; The rear and front end of this carrier plate is the curved end that is circular arc; Should upper bearing assembly also comprise be fixed on bearing substrate and respectively with this two curved end two end cap one to one, it is circular-arc that the madial wall of this two end cap all is, form arc groove between described end cap and the curved end corresponding with it, described upper installation cavity and lower installation cavity are communicated with by arc groove.
Be fixed with on described upper bearing assembly for the Sealing between the upper bearing assembly of sealing and lower bearing part.
Compared to existing technology, the beneficial effects of the utility model are:
The utility model in use, is inputted the conduction cooling medium by adopt the design of delivery pipe on upper bearing substrate in delivery pipe, can be in time with the heat of going on bearing substrate, to guarantee the usability of upper bearing substrate; And, can regulate the temperature of upper bearing substrate by input conduction cooling medium or heat-conducting medium in delivery pipe, thereby enlarge its Applicable scope; Add hardware by being fixed with on upper bearing substrate, and utilize the surface of contact that adds hardware to contact with rolling element, can reduce the area of contact of upper bearing substrate and rolling element, effectively extend the working life of upper bearing substrate; By adopt the design of curved end on carrier plate, improve the smoothness that rolling element rolls, thereby improve the guide track system reliability of operation.
Description of drawings
Fig. 1 is the structural representation of existing upper carrier board;
Fig. 2 is the structural representation of upper bearing assembly of the present utility model;
Fig. 3 is the explosive view of Fig. 2;
Fig. 4 is the sectional view that upper bearing substrate and panelling are installed;
Fig. 5 is the sectional view of upper bearing substrate, and it illustrates the structure of delivery pipe;
Fig. 6 is the structural representation of guide track system of the present utility model;
Fig. 7 is the explosive view of Fig. 6;
Fig. 8 is the sectional view of Fig. 6;
Fig. 9 is the decomposing schematic representation of Sealing and upper bearing assembly in the utility model;
Wherein, 1, upper bearing substrate; 12, lower rolling rail; 13, upper rolling rail; 131, recess section; 132, support shoulder; 133, dunnage; 134, carrier plate; 14, base board unit; 141, support unit; 142, carrier unit; 143, curved end; 15, delivery pipe; 2, add hardware; 3, base; 4, moving guide rail; 5, rolling element; 6, Sealing; 7, end cap.
Embodiment
Below, by reference to the accompanying drawings and embodiment, the utility model is described further, so that clearerly understand the utility model technical thought required for protection.
As shown in Fig. 2,3,4,5, for a kind of upper bearing assembly of the utility model, comprise bearing substrate 1, be provided with on described upper bearing substrate 1 for conduction conduction cooling medium or the delivery pipe 15 of heat-conducting medium and inlet opening and the delivery outlet that is communicated with delivery pipe 15; Be fixed with on upper bearing substrate 1 along what its length direction extended and add hardware 2.The utility model is defined as the length direction of upper bearing substrate 1 with upper bearing substrate 1 with respect to the glide direction of lower bearing part.The described outer surface of hardware 2 that adds is for being used for and the contacted surface of contact of the rolling surface of rolling element 5.The described rectangular shape in cross section that adds hardware 2.In course of normal operation, conduction cooling medium (such as cooling liquid etc.) enters in delivery pipe 15 from the inlet opening, thereby carry out the heat that the heat exchange band is gone on bearing substrate 1 between conduction cooling medium and upper bearing substrate 1, from delivery outlet output, can avoid the usability affected by heat of bearing substrate 1 afterwards.And the temperature by past delivery pipe 15 interior input conduction cooling medium or heat-conducting medium (described heat-conducting medium can adopt high-temperature water, heat conduction wet goods) can be regulated upper bearing substrate 1 can be worked it under the environment of high temperature or low temperature, enlarge its Applicable scope.The utility model adds hardware 2 by being fixed with on upper bearing substrate 1, and utilizes the surface of contact that adds hardware 2 to contact with rolling element 5, can reduce the area of contact of upper bearing substrate 1 and rolling element 5, effectively extends the working life of upper bearing substrate 1; And its structure is comparatively simple, and is easy to process, is conducive to reduce fabricating cost.
Preferably, the described hardware 2 of adding is the fine ceramics plate, or the cemented carbide panelling, or the high speed steel panelling, or the wolfram steel panelling, adds the various performances such as hardness, thermal conductivity of hardware 2 with raising.Described delivery pipe 15 is positioned at the top that adds hardware 2, can utilize the good conductive energy that adds hardware 2, improves thermoregulation effect.
As shown in Figure 4, on this, bearing assembly also comprises the lower rolling rail 12 that is positioned at bearing substrate 1 lower end and extends along upper bearing substrate 1 length direction, and in guide track system, a plurality of rolling elements 5 that are positioned at the below extend trajectory alignment along it.Described lower rolling rail 12 comprises two opposite side walls and the inner roof wall between two opposite side walls, the described surface of contact that adds hardware 2 is formed at the inner roof wall of this time rolling rail 12, perhaps only be formed at the part inner roof wall (as shown in Figure 8, all the other inner roof walls of lower rolling rail 12 can be and the concave surface that adds the upper bearing substrate 1 that hardware 2 surface of contact flush) of lower rolling rail 12.Concrete, the lower end of described upper bearing substrate 1 is provided with low groove opening down and that extend along its length direction; The width of this low groove upper end is greater than the width of lower end, describedly add the upper end that hardware 2 is inlaid in low groove, form this time rolling rail 12 between relative two madial walls of this surface of contact that adds hardware 2 and low groove, perhaps only be formed at the part (and the remaining part of lower rolling rail 12 can be the fluting that is opened on bearing substrate 1 and partly plugs into this part) of this time rolling rail 12, at this moment, the surface of contact that adds hardware 2 is its lower surface namely.Wherein, this adds hardware 2 and can directly be fixed on upper bearing substrate 1 by screw, welding, the mode such as bonding.Certainly, should upper bearing substrate 1 can also adopt backing plate, be connected to mobile plate (as shown in Figure 9) on backing plate by screw, the described hardware 2 that adds is positioned at the low groove that backing plate and mobile plate form, and by utilizing the clamping action between mobile plate and backing plate to realize adding the fixing of hardware 2.
As shown in Figure 4, on this, bearing assembly also comprises the upper rolling rail 13 that is positioned at bearing substrate 1 upper end and extends along its length direction, and in guide track system, a plurality of rolling elements 5 that are positioned at the top extend trajectory alignment along it and roll; Should comprise two opposite side walls and the interior diapire between two opposite side walls by upper rolling rail 13.Be formed with the recess section 131 towards sunken inside on should the interior diapire of upper rolling rail 13, and lay respectively at two of recess section 131 both sides and support shoulders 132.When if the anomalies such as slip appear in rolling element 5 on upper rolling rail 13, by utilizing the supporting effect of 132 pairs of rolling elements 5 of this two support shoulder, can reduce the area of contact of the interior diapire of rolling element 5 and upper rolling rail 13, thereby reduce the frictional force between rolling element 5 and upper rolling rail 13, and then reduce the circulation resistance of rolling element 5.And be positioned at the upper end of upper bearing substrate 1 due to upper rolling rail 13, by the structure of upper rolling rail 13 rationally is set, can reduce moving guide rail 4 because with upper bearing substrate 1 poor fit, rolling element 5 being caused interference.
Certainly, can also will add hardware 2 and be fixed on the upper end of upper bearing substrate 1, the described surface of contact that adds hardware 2 can be formed at the interior diapire of rolling rail 13 on this, can extend equally the working life of upper bearing substrate 1.And the structure of upper rolling rail 13, lower rolling rail 12 does not limit, as long as can satisfy its usability.
Described upper bearing substrate 1 comprises two dunnages 133 that lay respectively at the left and right sides, is connected to the carrier plate 134 between two dunnages 133; The height of described carrier plate 134 is less than the height of dunnage 133, and described upper rolling rail 13 and low groove be all by forming between carrier plate 134 and two dunnages 133, and upper rolling rail 13 and low groove spaced apart by carrier plate 134; Namely, upper rolling rail 13 is by forming between the upper surface of carrier plate 134 and two dunnages 133, and low groove is by forming between the concave surface of carrier plate 134 and two dunnages 133.By adopting the design of dunnage 133 and carrier plate 134, can simplify the structure of upper bearing substrate 1, convenient processing is conducive to reduce fabricating cost.
Should also comprise two arc grooves that lay respectively at lower rolling rail 12 both sides by upper bearing assembly, the end of lower rolling rail 12 all is communicated with the corresponding end of upper rolling rail 13 by arc groove; The rear and front end of described carrier plate 134 is the curved end 143 that is circular arc; Upper bearing assembly comprises that also being fixed on dunnage 133(namely goes up on bearing substrate 1) upper and respectively with this two curved end 143 two end cap 7 one to one, the madial wall of this two end cap 7 is circular-arc, forms this arc groove between described end cap 7 and the curved end 143 corresponding with it.Concrete, described end cap 7 is screwed on the dunnage 133 of bearing substrate 1, and delivery pipe 15 is arranged on carrier plate 134.Compare with the upper bearing assembly that arc groove is molded directly within on end cap 7, the utility model is by adopting the design of curved end 143 on carrier plate 134, can reduce the interference of end cap 7 because rolling element 5 being caused with upper bearing substrate 1 poor fit, improve the smoothness that rolling element 5 rolls, thereby improve the guide track system reliability of operation.And, because lower rolling rail 12, upper rolling rail 13, curved end 143 all are integrated on upper bearing substrate 1, can guarantee continuity, smoothness that rolling element 5 rolls, further improve the guide track system reliability of operation.
As shown in Figure 3, on this, bearing substrate 1 can adopt split-type design, that is to say, comprises at least two base board units 14 that are arranged in order along its length direction.By adopting the Combination Design of at least two base board units 14, can be convenient to processing, be conducive to cut down finished cost.Described base board unit 14 includes two support units 141 that lay respectively at the left and right sides, is connected to the carrier unit 142 between two support units 141.Support unit 141 is one-body molded with carrier unit 142.Wherein, the carrier unit 142 on each base board unit 14 is arranged in order the carrier plate 134 that forms upper bearing substrate 1, and each support unit 141 that is positioned at the same side is arranged in order the dunnage 133 that forms upper bearing substrate 1.Described curved end 143 is arranged on the outboard end of base board unit 14 that is positioned at the head and the tail two ends.As described in Figure 5, described base board unit 14 also comprises the tube chamber unit that is arranged on carrier unit 142, connects by connecting tube between adjacent two tube chamber unit, to form delivery pipe 15.
As shown in Fig. 6,7,8, guide track system comprises bearing assembly, wherein, should comprise bearing substrate 1 by upper bearing assembly, be provided with on described upper bearing substrate 1 for conduction conduction cooling medium or the delivery pipe 15 of heat-conducting medium and inlet opening and the delivery outlet that is communicated with delivery pipe 15; Be fixed with on described upper bearing substrate 1 along what its length direction extended and add hardware 2; The described outer surface of hardware 2 that adds is for being used for and the contacted surface of contact of the rolling surface of rolling element 5.Preferably, the described hardware 2 that adds is the fine ceramics plate, or the cemented carbide panelling, or the high speed steel panelling, or the wolfram steel panelling, and delivery pipe 15 is positioned at the top that adds hardware 2; This guide track system also comprises base 3, the moving guide rail 4 that is fixedly connected with upper bearing assembly; Preferably, pass through screw locking between the upper bearing substrate 1 of described moving guide rail 4 and upper bearing assembly; Be provided with the lower bearing part that extends along its length direction on described base 3, described upper bearing assembly is positioned at lower bearing part top and can slides along lower bearing part bearing of trend, form lower installation cavity between described upper bearing assembly and lower bearing part, form upper installation cavity between described upper bearing assembly and moving guide rail 4, this surface of contact that adds hardware 2 is formed at the inner roof wall of lower installation cavity, or the interior diapire of upper installation cavity, or the part inner roof wall of lower installation cavity, or diapire in the part of upper installation cavity; The annular chamber that should upper installation cavity be communicated with the formation closure with lower installation cavity, this guide track system also comprise along the extension track of annular chamber and are sequentially arranged in a plurality of rolling elements 5 in annular chamber.Wherein, the rolling axis of described rolling element 5 is consistent with the width direction of upper bearing substrate 1.This rolling element 5 can be rolling post or rolling pearl etc.In use, together with upper bearing assembly during with respect to base 3 motion, described rolling element 5 moves in annular chamber when moving guide rail 4, and owing to being rolling friction between rolling element 5 and upper bearing assembly, lower bearing part, can reduce the loss of kinetic energy, improve the speed of moving guide rail 4 operations.
Certainly, the temperature for adjusting base 3, moving guide rail 4 also can be provided with delivery pipe 15 on base 3 and moving guide rail 4, so that input conduction cooling medium or heat-conducting medium.
As shown in Figure 4, on this, bearing assembly comprises the lower rolling rail 12 that is positioned at bearing substrate 1 lower end.Described lower rolling rail 12 comprises two opposite side walls and the inner roof wall between two opposite side walls.The described surface of contact that adds hardware 2 is formed at the inner roof wall of this time rolling rail 12, perhaps only is formed at the part inner roof wall of lower rolling rail 12.Concrete, the lower end of described upper bearing substrate 1 is provided with low groove opening down and that extend along its length direction; The width of this low groove upper end is greater than the width of lower end, describedly adds the upper end that hardware 2 is fixed on low groove, forms lower rolling rail 12 between relative two madial walls of this surface of contact that adds hardware 2 and low groove, or only forms the part of this time rolling rail 12.Lower rolling rail 12 forms lower installation cavity by the upper surface capping of lower bearing part.At this moment, this surface of contact that adds hardware 2 is formed at the inner roof wall of lower installation cavity.Should also comprise the upper rolling rail 13 that is positioned at bearing substrate 1 upper end and extends along its length direction by upper bearing assembly; Should comprise two opposite side walls and the interior diapire between two opposite side walls by upper rolling rail 13.Be formed with the recess section 131 towards sunken inside on should the interior diapire of upper rolling rail 13, and lay respectively at two of recess section 131 both sides and support shoulders 132.Described upper rolling rail 13 forms upper installation cavity by the lower surface capping of moving guide rail 4.Because upper rolling rail 13 and lower rolling rail 12 all are arranged on upper bearing assembly, can reduce the interference that moving guide rail 4 or lower bearing part roll and cause rolling element 5 because of poor fit, improve the smoothness that rolling element 5 rolls, thereby improve the guide track system reliability of operation.
As shown in Fig. 3,4, described upper bearing substrate 1 comprises two dunnages 133 that lay respectively at the left and right sides, is connected to the carrier plate 134 between two dunnages 133; The height of described carrier plate 134 is less than the height of dunnage 133, and described upper rolling rail 13 and low groove be all by forming between carrier plate 134 and two dunnages 133, and upper rolling rail 13 and low groove spaced apart by carrier plate 134; The rear and front end of this carrier plate 134 is the curved end 143 that is circular arc; Upper bearing assembly also comprise be fixed on (namely go up on bearing substrate 1) on dunnage 133 and respectively with this two curved end 143 two end cap 7 one to one, the madial wall of this two end cap 7 is circular-arc, form arc groove between described end cap 7 and the curved end 143 corresponding with it, described upper installation cavity and lower installation cavity are communicated with by arc groove.
Described upward bearing substrate 1 comprise at least two base board units 14 that are arranged in order along its length direction.Described base board unit 14 includes two support units 141 that lay respectively at the left and right sides, is connected to the carrier unit 142 between two support units 141.Support unit 141 is one-body molded with carrier unit 142.Wherein, the carrier unit 142 on each base board unit 14 is arranged in order the carrier plate 134 that forms upper bearing substrate 1, and each support unit 141 that is positioned at the same side is arranged in order the dunnage 133 that forms upper bearing substrate 1.Described base board unit 14 also comprises the tube chamber unit that is arranged on carrier unit 142, connects by connecting tube between adjacent two tube chamber unit, to form delivery pipe 15.
Be fixed with on described upper bearing assembly for the Sealing 6 between the upper bearing assembly of sealing and lower bearing part.As shown in Fig. 7,8, the seal 6 is positioned at the outside of lower installation cavity, and is fixed on upper bearing assembly by setting-in mode (as shown in Figure 9) or screw locking mode.Preferably, be provided with the sharp arc section for the lower bearing part of contact on described Sealing 6, certainly go up the extremely direction of lower bearing part of bearing assembly, the width of this point arc section reduces gradually.And by adopting the design of Sealing 6, can be to sealing between upper bearing assembly and lower bearing part, thus avoid dust, the smear metal material in the external world to enter to lower mounting groove, affect the guide track system reliability of operation to avoid it.
Above-mentioned mode of execution is only preferred implementation of the present utility model; can not limit with this scope of the utility model protection, the variation of any unsubstantiality that those skilled in the art does on basis of the present utility model and replacement all belong to the utility model scope required for protection.
Claims (10)
1. a upper bearing assembly, is characterized in that: comprise bearing substrate, be provided with delivery pipe and the inlet opening that is communicated with delivery pipe and delivery outlet for conduction conduction cooling medium or heat-conducting medium on described upper bearing substrate; Be fixed with the hardware that adds along its length direction extension on described upper bearing substrate; The described outer surface of hardware that adds is for being used for and the contacted surface of contact of the rolling surface of rolling element.
2. upper bearing assembly as claimed in claim 1 is characterized in that: on this, bearing assembly also comprises the upper rolling rail that is positioned at bearing substrate lower end and the lower rolling rail that extends along upper bearing substrate length direction, is positioned at upper bearing substrate upper end and extends along upper bearing substrate length direction; Should also comprise two arc grooves that lay respectively at lower rolling rail both sides by upper bearing assembly, the end of lower rolling rail all is communicated with the corresponding end of upper rolling rail by arc groove.
3. upper bearing assembly as claimed in claim 2, it is characterized in that: the described surface of contact that adds hardware is formed at the inner roof wall of this time rolling rail, perhaps only is formed at the part inner roof wall of lower rolling rail.
4. upper bearing assembly as claimed in claim 2 is characterized in that: be formed with the recess section towards sunken inside on this on the interior diapire of rolling rail, and lay respectively at two of recess section both sides and support shoulders.
5. upper bearing assembly as claimed in claim 2 is characterized in that: described upper bearing substrate comprises two dunnages that lay respectively at the left and right sides, is connected to the carrier plate between two dunnages; The rear and front end of described carrier plate is the curved end that is circular arc; Should upper bearing assembly also comprise be fixed on bearing substrate and respectively with this two curved end two end cap one to one, it is circular-arc that the madial wall of this two end cap all is, and forms this arc groove between described end cap and the curved end corresponding with it.
6. upper bearing assembly as claimed in claim 1, it is characterized in that: the described hardware that adds is the fine ceramics plate, or the cemented carbide panelling, or the high speed steel panelling, or the wolfram steel panelling.
7. upper bearing assembly as claimed in claim 6, it is characterized in that: described delivery pipe is positioned at the top that adds hardware.
8. guide track system, is characterized in that: comprise claim 1,6 or 7 described upper bearing assemblies; This guide track system also comprises base, the moving guide rail that is fixedly connected with upper bearing assembly; Be provided with the lower bearing part that extends along its length direction on described base, described upper bearing assembly is positioned at lower bearing part top and can slides along lower bearing part bearing of trend, form lower installation cavity between described upper bearing assembly and lower bearing part, form upper installation cavity between described upper bearing assembly and moving guide rail, this surface of contact that adds hardware is formed at the inner roof wall of lower installation cavity, or the interior diapire of upper installation cavity, or the part inner roof wall of lower installation cavity, or diapire in the part of upper installation cavity; The annular chamber that should upper installation cavity be communicated with the formation closure with lower installation cavity, this guide track system also comprise along the extension track of annular chamber and are sequentially arranged in a plurality of rolling elements in annular chamber.
9. guide track system as claimed in claim 8 is characterized in that: described upper bearing substrate comprises two dunnages that lay respectively at the left and right sides, is connected to the carrier plate between two dunnages; The rear and front end of this carrier plate is the curved end that is circular arc; Should upper bearing assembly also comprise be fixed on bearing substrate and respectively with this two curved end two end cap one to one, it is circular-arc that the madial wall of this two end cap all is, form arc groove between described end cap and the curved end corresponding with it, described upper installation cavity and lower installation cavity are communicated with by arc groove.
10. guide track system as claimed in claim 8, is characterized in that: be fixed with on described upper bearing assembly for the sealing between the upper bearing assembly of sealing and lower bearing part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320299078 CN203272488U (en) | 2013-05-28 | 2013-05-28 | Upper bearing assembly and guide rail system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320299078 CN203272488U (en) | 2013-05-28 | 2013-05-28 | Upper bearing assembly and guide rail system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203272488U true CN203272488U (en) | 2013-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320299078 Expired - Fee Related CN203272488U (en) | 2013-05-28 | 2013-05-28 | Upper bearing assembly and guide rail system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203272488U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109500652A (en) * | 2017-09-15 | 2019-03-22 | 罗伯特·博世有限公司 | Guide rail, pedestal for fixing guide rails and the system with guide rail and pedestal |
-
2013
- 2013-05-28 CN CN 201320299078 patent/CN203272488U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109500652A (en) * | 2017-09-15 | 2019-03-22 | 罗伯特·博世有限公司 | Guide rail, pedestal for fixing guide rails and the system with guide rail and pedestal |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20150528 |
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| EXPY | Termination of patent right or utility model |