CN205064598U - A bearing assembly and reclaimer for level wheel - Google Patents
A bearing assembly and reclaimer for level wheel Download PDFInfo
- Publication number
- CN205064598U CN205064598U CN201520859001.1U CN201520859001U CN205064598U CN 205064598 U CN205064598 U CN 205064598U CN 201520859001 U CN201520859001 U CN 201520859001U CN 205064598 U CN205064598 U CN 205064598U
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- China
- Prior art keywords
- bearing
- back shaft
- oil
- ball cover
- bearing unit
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- 239000003921 oil Substances 0.000 claims abstract description 80
- 239000010687 lubricating oil Substances 0.000 claims abstract description 18
- 230000002093 peripheral effect Effects 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 11
- 230000000694 effects Effects 0.000 abstract description 9
- 239000000314 lubricant Substances 0.000 description 24
- 238000007789 sealing Methods 0.000 description 5
- 230000001050 lubricating effect Effects 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Landscapes
- Rolling Contact Bearings (AREA)
- Sealing Of Bearings (AREA)
Abstract
The utility model discloses a bearing assembly and reclaimer for level wheel, this bearing assembly include bearing (5), back shaft (4) and are fixed in upper ball cover (7) and lower ball cover (2) at bearing (5) both ends, wherein, back shaft (4) inside be formed with lubricated oil circuit (9) should lubricated oil circuit (9) be in be formed with first export (91) on the outer peripheral face of back shaft (4), these first export (91) let in in bearing (5), and lower ball cover (2) and be provided with skeleton oil blanket (6) between back shaft (4). Through it with sealed back shaft and lower ball cover, can prevent that the inside lubricating oil of bearing from leaking from the lower part to set up the skeleton oil blanket on bearing assembly's the lower ball cover to good sealed effect and lubricated effect have been realized to the upper portion that the oil level that can guarantee lubricating oil can lubricate the bearing.
Description
Technical field
The utility model relates to bearing unit, particularly, relates to a kind of bearing unit for horizontal wheels and material taking machine.
Background technique
The rotation supporting structure of material taking machine comprises revolution horizontally-guided wheel construction, and this upper saw pulley is flatly arranged and supported by vertical back shaft, and upper saw pulley is rotatably connected by bearing unit with horizontal wheels.Wherein, back shaft is formed with the internal oil passages that centrally axial direction extends through two ends, and the outer circumferential face of this back shaft is provided with the oil circuit be communicated with internal oil passages to export, therefore can inject lubricant oil by the oil circuit entrance at two ends, and be injected into bearing to realize lubricating object by oil circuit mouth.
The bearing of this bearing unit is sealed by upper and lower two bearing caps, and above-described oil circuit outlet is aligned in top and the middle part of bearing.Because the sealing effect of lower ball cover is not good, lubricant oil is easy to be extruded leakage thus, and lubricant oil can not be fed to bearing top fully, causes bearing top lubrication effect bad, and upper ball cover place also easily enters dust, affects the operation of bearing.
Therefore, need to provide a kind of lubricant oil and good bearing unit of sealing effect of can distributing equably.
Model utility content
The purpose of this utility model is to provide a kind of lubricant oil and good bearing unit of sealing effect of can distributing equably.
In addition, the purpose of this utility model also comprises provides a kind of material taking machine, and the bearing unit of this material taking machine can distribute lubricant oil and sealing effect is good equably.
To achieve these goals, the utility model provides a kind of bearing unit for horizontal wheels, this bearing unit comprises bearing, back shaft and is fixed on upper ball cover and the lower ball cover at described bearing two ends, wherein, described back shaft inside is formed with lubricating oil path, this lubricating oil path is formed with the first outlet on the outer circumferential face of described back shaft, and this first outlet passes in described bearing, and is provided with outside framework oil seal between described lower ball cover and described back shaft.
Preferably, the inner peripheral surface of described lower ball cover and described back shaft spaced radial, and between described lower ball cover and described back shaft, be formed with the oil storage space be positioned at below described bearing, the second outlet of described lubricating oil path is to described oil storage space.
Preferably, be formed in described lower ball cover for being communicated with pipeline of draining the oil that is extraneous and described oil storage space.
Preferably, the outlet of pipeline of draining the oil described in is provided with valve.
Preferably, the lubricating oil path of described back shaft comprises the working connection and an oil circuit that communicate with each other, this working connection along described back shaft central axial direction extend and the entrance of this working connection is formed on the end face of described back shaft, described first outlet and described second export be communicated in described working connection respectively by described oil circuit.
Preferably, described bearing unit also comprises fixed cover and is located at the upper positioning shaft sleeve of described back shaft and lower positioning shaft sleeve, and described upper positioning shaft sleeve presses on the upper-end surface of described bearing, and described lower positioning shaft sleeve presses on the lower end surface of described bearing.
Preferably, described lower positioning shaft sleeve is formed and exports with described second the through hole alignd, and described outside framework oil seal presses on the outer circumferential face of described lower positioning shaft sleeve.
Preferably, described bearing comprises the spaced clutch shaft bearing of central axial direction along described back shaft and the second bearing, and described first outlet is between described clutch shaft bearing and described second bearing.
Preferably, the inner peripheral surface of the axis hole of described upper ball cover is formed with labyrinth seal structure.
In addition, present invention also offers a kind of material taking machine, wherein, the rotation supporting structure of this material taking machine is provided with according to the bearing unit in above scheme described in any one, and the outer ring of described bearing is provided with horizontal wheels.
Pass through technique scheme, by arranging outside framework oil seal to seal back shaft and lower ball cover on the lower ball cover of described bearing unit, therefore can prevent the lubricant oil of Bearing inner from leaking from bottom, and can ensure that the oil level of lubricant oil can lubricate the top of bearing, achieve good sealing effect and lubrication effect.
Other features and advantages of the utility model are described in detail in embodiment part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, and forms a part for specification, is used from explanation the utility model, but does not form restriction of the present utility model with embodiment one below.In the accompanying drawings:
Fig. 1 is the bearing unit for horizontal wheels according to a kind of embodiment of the present utility model.
Description of reference numerals
1 horizontal wheels 2 lower ball cover
3 times positioning bearing 4 back shafts
5 bearing 6 outside framework oil seals
Positioning bearing on 7 upper ball covers 8
9 lubricating oil paties 91 first export
92 second outlets
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail.Should be understood that, embodiment described herein, only for instruction and explanation of the utility model, is not limited to the utility model.
In the utility model, when not doing contrary explanation, the noun of locality of use is as upper and lower in " upper and lower " refers to vertically, namely along central axial direction upper and lower of back shaft 4.
The utility model provides a kind of bearing unit for horizontal wheels, this bearing unit comprises bearing 5, back shaft 4 and is fixed on upper ball cover 7 and the lower ball cover 2 at bearing 5 two ends, wherein, back shaft 4 inside is formed with lubricating oil path 9, lubricating oil path 9 is formed with the first outlet 91 on the outer circumferential face of back shaft 4, first outlet 91 passes in bearing 5, and is provided with outside framework oil seal 6 between lower ball cover 2 and back shaft 4.
Described horizontal wheels is flatly arranged, and namely its running shaft extends vertically.Can effectively prevent or alleviate lubricant oil leak from the bottom of bearing unit by arranging outside framework oil seal 6 between lower ball cover 2 and back shaft 4, therefore, the lubricant oil passed into by the first outlet 91 by lubricating oil path 9 can remain on Bearing inner, the oil level of lubricant oil can, in higher position, avoid bearing unit upper part to can not get the lubrication of lubricant oil.
Further, the inner peripheral surface of lower ball cover 2 and back shaft 4 spaced radial, and between lower ball cover 2 and back shaft 4, be formed with the oil storage space be positioned at below bearing 5, the second outlet 92 of lubricating oil path 9 is communicated to described oil storage space.Outside framework oil seal 6 can be arranged on the bottom of the inner peripheral surface of lower ball cover 2, thus can pass through back shaft 4, bearing 5, lower ball cover 2 and outside framework oil seal 6 around described oil storage space.Lubricant oil can be transported to described oil storage space by the second outlet 92 by lubricating oil path 9, and finally makes lubricant oil increase with lubricating bearings 5.
For the ease of discharging the lubricant grease of described oil storage space, be formed in lower ball cover 2 for being communicated with pipeline 10 of draining the oil that is extraneous and described oil storage space.As shown in Figure 1, the entrance of pipeline 10 of draining the oil can be formed on the inner peripheral surface of lower ball cover 2, and its outlet can be formed on the lower end surface of lower ball cover 2.When the Long-Time Service of lubricant oil goes bad, can will be lost efficacy by this pipeline 10 of draining the oil and lubricant oil importing, and pass into new lubricant oil.
Further, the outlet of pipeline 10 of draining the oil is provided with valve.Valve can be in normally off to prevent oil leak, when lubricant oil derived by needs, opens this valve.Described valve can manually be opened, and also can be the form opened by Vidacare corp.
Particularly, the lubricating oil path 9 of back shaft 4 comprises the working connection and an oil circuit that communicate with each other, this working connection to extend and the entrance of this working connection is formed on the end face of back shaft 4 along the central axial direction of back shaft 4, and the first outlet 91 and the second outlet 92 are communicated in described working connection respectively by described oil circuit.By described working connection, lubricant oil can be injected in lubricating oil path 9, and it is inner lubricant oil can be made to enter bearing 5 by means of pressure oiling equipment.
In addition, described bearing unit also comprises fixed cover and is located at the upper positioning shaft sleeve 8 of back shaft 4 and lower positioning shaft sleeve 3, and upper positioning shaft sleeve 8 presses on the upper-end surface of bearing 5, and lower positioning shaft sleeve 3 presses on the lower end surface of bearing 5.Upper positioning shaft sleeve 8 and lower positioning shaft sleeve 3 mainly play axially positioning action, prevent back shaft 4 and bearing 5 axially relative sliding, and determine back shaft 4 and bearing 5 relative position relation vertically.As shown in Figure 1, the upper end of upper positioning shaft sleeve 8 can press on the blocked part (unmarked) of back shaft 4, and the lower end of lower positioning shaft sleeve 3 can press on miscellaneous part, realizes locating function.
Further, lower positioning shaft sleeve 3 is formed and exports 92 through holes alignd with second, and outside framework oil seal 6 presses on the outer circumferential face of lower positioning shaft sleeve 3.Through hole on lower positioning shaft sleeve 3 can allow lubricant oil to pass through and enter described oil storage space.
Particularly, bearing 5 comprises the spaced clutch shaft bearing of central axial direction along described back shaft 4 and the second bearing, and the first outlet 91 is communicated between described clutch shaft bearing and described second bearing.In order to the stability of wheel of improving the standard, two bearings can be used, thus can prevent or alleviate horizontal wheels and rock.The lubricant oil that first outlet 91 exports can be stored in the space between described clutch shaft bearing and described second bearing, and enters described clutch shaft bearing and described second Bearing inner by the pressure of lubricant oil, realizes lubricating function.As mentioned above, because lower ball cover 2 is installed and outside framework oil seal 6, therefore can prevent oil leak, even if the first outlet 91 is towards the medium position vertically of bearing member, also can ensure that oil level rises gradually and lubricates the top of bearing member.
In addition, the inner peripheral surface of the axis hole of upper ball cover 7 is formed with labyrinth seal structure.This labyrinth structure is mainly used in preventing extraneous dust from entering Bearing inner, and relatively, the outside framework oil seal 6 on lower ball cover 2 is for preventing oil leak
In addition, present invention also offers a kind of material taking machine, the rotation supporting structure of this material taking machine is provided with according to the bearing unit in above scheme described in any one, and the outer ring of described bearing 5 is provided with horizontal wheels 1.
Below preferred implementation of the present utility model is described by reference to the accompanying drawings in detail; but; the utility model is not limited to the detail in above-mentioned mode of execution; within the scope of technical conceive of the present utility model; can carry out multiple simple variant to the technical solution of the utility model, these simple variant all belong to protection domain of the present utility model.
It should be noted that in addition, each concrete technical characteristics described in above-mentioned embodiment, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the utility model illustrates no longer separately to various possible compound mode.
In addition, also can carry out combination in any between various different mode of execution of the present utility model, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (10)
1. the bearing unit for horizontal wheels, this bearing unit comprises bearing (5), back shaft (4) and be fixed on upper ball cover (7) and the lower ball cover (2) at described bearing (5) two ends, it is characterized in that, described back shaft (4) inside is formed with lubricating oil path (9), this lubricating oil path (9) is formed with the first outlet (91) on the outer circumferential face of described back shaft (4), this first outlet (91) passes in described bearing (5), and be provided with outside framework oil seal (6) between described lower ball cover (2) and described back shaft (4).
2. bearing unit according to claim 1, it is characterized in that, the inner peripheral surface of described lower ball cover (2) and described back shaft (4) spaced radial, and between described lower ball cover (2) and described back shaft (4), being formed with the oil storage space being positioned at described bearing (5) below, the second outlet (92) of described lubricating oil path (9) is communicated to described oil storage space.
3. bearing unit according to claim 2, is characterized in that, is formed for being communicated with pipeline of draining the oil (10) that is extraneous and described oil storage space in described lower ball cover (2).
4. bearing unit according to claim 3, is characterized in that, described in the drain the oil outlet of pipeline (10) be provided with valve.
5. bearing unit according to claim 2, it is characterized in that, the lubricating oil path (9) of described back shaft (4) comprises the working connection and an oil circuit that communicate with each other, this working connection along described back shaft (4) central axial direction extend and the entrance of this working connection is formed on the end face of described back shaft (4), described first outlet (91) and described second export (92) be communicated in described working connection respectively by described oil circuit.
6. bearing unit according to claim 2, it is characterized in that, described bearing unit also comprises upper positioning shaft sleeve (8) and the lower positioning shaft sleeve (3) that fixed cover is located at described back shaft (4), described upper positioning shaft sleeve (8) presses on the upper-end surface of described bearing (5), and described lower positioning shaft sleeve (3) presses on the lower end surface of described bearing (5).
7. bearing unit according to claim 6, it is characterized in that, described lower positioning shaft sleeve (3) is formed with the through hole exporting with described second and (92) align, and described outside framework oil seal (6) presses on the outer circumferential face of described lower positioning shaft sleeve (3).
8. bearing unit according to claim 1, it is characterized in that, described bearing (5) comprises the spaced clutch shaft bearing of central axial direction along described back shaft (4) and the second bearing, and described first outlet (91) is communicated between described clutch shaft bearing and described second bearing.
9. bearing unit according to claim 1, is characterized in that, the inner peripheral surface of the axis hole of described upper ball cover (7) is formed with labyrinth seal structure.
10. a material taking machine, is characterized in that, the rotation supporting structure of this material taking machine is provided with according to the bearing unit for horizontal wheels in claim 1-9 described in any one, and the outer ring of described bearing (5) is provided with horizontal wheels (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520859001.1U CN205064598U (en) | 2015-10-30 | 2015-10-30 | A bearing assembly and reclaimer for level wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520859001.1U CN205064598U (en) | 2015-10-30 | 2015-10-30 | A bearing assembly and reclaimer for level wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205064598U true CN205064598U (en) | 2016-03-02 |
Family
ID=55391159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520859001.1U Active CN205064598U (en) | 2015-10-30 | 2015-10-30 | A bearing assembly and reclaimer for level wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205064598U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109808420A (en) * | 2017-11-20 | 2019-05-28 | 比亚迪股份有限公司 | Monorail train and its horizontal axle assembly and horizontal wheel shaft |
| CN113153895A (en) * | 2021-04-19 | 2021-07-23 | 上海井全机械科技有限公司 | Novel lubricating structure passive wheel |
-
2015
- 2015-10-30 CN CN201520859001.1U patent/CN205064598U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109808420A (en) * | 2017-11-20 | 2019-05-28 | 比亚迪股份有限公司 | Monorail train and its horizontal axle assembly and horizontal wheel shaft |
| CN111152605A (en) * | 2017-11-20 | 2020-05-15 | 比亚迪股份有限公司 | Monorail train and horizontal axle assembly thereof |
| CN109808420B (en) * | 2017-11-20 | 2020-05-15 | 比亚迪股份有限公司 | Monorail train and horizontal axle assembly and horizontal axle thereof |
| CN111152605B (en) * | 2017-11-20 | 2022-05-13 | 比亚迪股份有限公司 | Monorail train and horizontal axle assembly thereof |
| CN113153895A (en) * | 2021-04-19 | 2021-07-23 | 上海井全机械科技有限公司 | Novel lubricating structure passive wheel |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |