CN108799330A - A kind of linear bearing - Google Patents
A kind of linear bearing Download PDFInfo
- Publication number
- CN108799330A CN108799330A CN201810941572.8A CN201810941572A CN108799330A CN 108799330 A CN108799330 A CN 108799330A CN 201810941572 A CN201810941572 A CN 201810941572A CN 108799330 A CN108799330 A CN 108799330A
- Authority
- CN
- China
- Prior art keywords
- link
- oil
- fixed end
- absorbent material
- groove
- 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.)
- Granted
Links
- 230000002745 absorbent Effects 0.000 claims abstract description 28
- 239000002250 absorbent Substances 0.000 claims abstract description 28
- 239000000463 material Substances 0.000 claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 26
- 239000010959 steel Substances 0.000 claims abstract description 26
- 239000000446 fuel Substances 0.000 claims abstract description 20
- 238000005192 partition Methods 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims description 2
- 239000003921 oil Substances 0.000 description 38
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 239000010687 lubricating oil Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000001035 drying Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/04—Ball or roller bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/583—Details of specific parts of races
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6603—Special parts or details in view of lubrication with grease as lubricant
- F16C33/6622—Details of supply and/or removal of the grease, e.g. purging grease
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bearings For Parts Moving Linearly (AREA)
Abstract
The invention discloses a kind of linear bearings,Including bearing holder (housing, cover),Fixing groove,Fixed end,Retainer,U-type groove,Goal channel,Fuel feeding component,Steel ball,Link block,First oil absorbent material,Input oil groove,Second oil absorbent material,First link slot,First spring,Second link slot,Second spring,Limited block and oil transportation hole,The inside of the bearing holder (housing, cover) is equipped with retainer,The inside of the retainer offers U-type groove,The U-type groove is internally provided with steel ball,The both ends of the bearing holder (housing, cover) are respectively connected with fixed end,The side of the fixed end and the junction of U-type groove offer goal channel,The goal channel is internally provided with fuel feeding component,One end of the fuel feeding component is provided with link block,The side of the link block has been bolted to connection the first oil absorbent material,The present invention,Has the function of self-lubricating,And automation equipment is facilitated to produce product,Cost of labor is low.
Description
Technical field
The present invention relates to technical field of bearings, specially a kind of linear bearing.
Background technology
Linear bearing is a kind of linear motion system, is used cooperatively for rectilinear path and cylindrical shaft.Due to bearing ball with
Bearing outside point contact, steel ball are rolled with minimum frictional resistance, therefore linear bearing has friction small and more stable, no
Change with bearing speed, high sensitivity, steady linear motion with high accuracy can be obtained.Linear bearing consumption also has its limitation
Property, most importantly bearing impact load-carrying ability is poor, and bearing capacity is also poor, and secondly linear bearing shakes in high-speed motion
Dynamic and noise is larger.It is industrial that linear bearing is widely used in precision machine tool, textile machine, food packing machine and printing machinery etc.
In the slide unit of machinery.
But one end of linear bearing currently on the market is not provided with goal channel, it is not possible to automation equipment be facilitated to give birth to
Product is produced, and cost of labor is relatively high, while traditional linear bearing is during use, due to the work(of not self-lubricating
Can, for a long time using will produce noise, and sliding contact surface can be damaged, and steel ball service life cannot ensure.Therefore, if
It is necessary to count a kind of linear bearing.
Invention content
The purpose of the present invention is to provide a kind of linear bearings, to solve the problems mentioned in the above background technology.
In order to solve the above technical problem, the present invention provides following technical solutions：A kind of linear bearing, including bearing holder (housing, cover),
Fixing groove, fixed end, retainer, U-type groove, goal channel, fuel feeding component, steel ball, link block, the first oil absorbent material, input oil groove,
Second oil absorbent material, the first link slot, the first spring, the second link slot, partition board, sliding slot, sliding block, second spring, groove, limited block
Retainer is installed with the inside in oil transportation hole, the bearing holder (housing, cover), the inside of the retainer offers U-type groove, the U-type groove
It is internally provided with steel ball, the both ends of the bearing holder (housing, cover) are respectively connected with fixed end, the side of the fixed end and the company of U-type groove
The place of connecing offers goal channel, and the goal channel is internally provided with fuel feeding component, and the fuel feeding component includes link block,
One oil absorbent material, the second oil absorbent material of input oil groove, the first link slot and the first spring, one end of the fuel feeding component are provided with connection
The side of block, the link block has been bolted to connection the first oil absorbent material, and the inner hub location of the link block opens up
There are input oil groove, the viscous of the input oil groove to be connected with the second oil absorbent material, the other side outer wall of the link block offers the first company
The bottom interior wall of access slot, first link slot is welded with the first spring, and the inside of the fixed end offers the second connection
The side of slot, second link slot offers sliding slot, and the inside of the sliding slot is equipped with sliding block, and the side of the sliding block passes through
Fixed link is connected with partition board, and the outer wall of the partition board opens up fluted, the bottom end of the partition board close to the side of the second link slot
The center of sliding slot bottom is fixedly connected on by second spring, the inside of the fixed end opens up above partition board
There are oil transportation hole, the both ends outer wall of the bearing holder (housing, cover) to offer fixing groove.
Further, the inner wall of the sliding slot is provided with limited block close to the one end in oil transportation hole.
Further, it states between fixed end and bearing holder (housing, cover) and is bolted to connection.
Further, between the bearing holder (housing, cover) and retainer it is concentric mating connection, and mutual concentricity is 1 μ
m。
Further, between the steel ball between be divided into 15 μm.
Further, the junction of the fixed end and retainer is provided with sealing baffle.
Compared with prior art, the advantageous effect of the invention reached is：Structure of the invention is scientific and reasonable, side safe to use
Just, the components such as fuel feeding component and goal channel are provided with, when linear bearing moves in a straight line, by first by way of friction
The lubricating oil of oil absorbent material absorption is transmitted to the surface of steel ball, can realize the function of the self-lubricating of linear bearing in this way, solve
The problem of drying regime lower slider contact surface can be damaged, the service life of steel ball is protected, when linear bearing is because of the external world
Factor collides when the steel ball inside retainer being caused to occur damaged, need to only rotate the screw on the outside of fixed end, will fix
End is unloaded, and fuel feeding component is removed, and the quick-replaceable of steel ball can be realized by goal channel, can facilitate automation in this way
Equipment produces product, reduces cost of labor.
Description of the drawings
Attached drawing is used to provide further understanding of the present invention, and a part for constitution instruction, the reality with the present invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the global sections figure of the present invention；
Fig. 3 is the fuel feeding component structure diagram of the present invention；
Fig. 4 is the a-quadrant structural schematic diagram in Fig. 3 of the present invention；
In figure：1, bearing holder (housing, cover)；2, fixing groove；3, fixed end；4, retainer；5, U-type groove；6, goal channel；7, fuel feeding
Component；8, steel ball；9, link block；10, the first oil absorbent material；11, input oil groove；12, the second oil absorbent material；13, the first link slot；14,
First spring；15, the second link slot；16, partition board；17, sliding slot；18, sliding block；19, second spring；20, groove；21, limited block；
22, oil transportation hole.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of linear bearing, including bearing holder (housing, cover) 1, fixing groove 2,
Fixed end 3, retainer 4, U-type groove 5, goal channel 6, fuel feeding component 7, steel ball 8, link block 9, the first oil absorbent material 10, oil transportation
Slot 11, the second oil absorbent material 12, the first link slot 13, the first spring 14, the second link slot 15, partition board 16, sliding slot 17, sliding block 18,
The inside in second spring 19, groove 20, limited block 21 and oil transportation hole 22, bearing holder (housing, cover) 1 is equipped with retainer 4, the inside of retainer 4
U-type groove 5 is offered, U-type groove 5 is internally provided with steel ball 8, and the both ends of bearing holder (housing, cover) 1 are respectively connected with fixed end 3, fixed end 3
The junction of side and U-type groove 5 offer goal channel 6, goal channel 6 is internally provided with fuel feeding component 7, fuel feeding component
7 include link block 9, the first oil absorbent material 10,11 second oil absorbent material 12 of input oil groove, the first link slot 13 and the first spring 14, fuel feeding
One end of component 7 is provided with link block 9, and the side of link block 9 has been bolted to connection the first oil absorbent material 10, link block 9
Inner hub location offer input oil groove 11, the viscous of input oil groove 11 is connected with the second oil absorbent material 12, the other side of link block 9
Outer wall offers the first link slot 13, and the bottom interior wall of the first link slot 13 is welded with the first spring 14, the inside of fixed end 3
The second link slot 15 is offered, the side of the second link slot 15 offers sliding slot 17, and the inside of sliding slot 17 is equipped with sliding block 18, sliding
The side of block 18 is connected with partition board 16 by fixed link, and the outer wall of partition board 16 opens up fluted close to the side of the second link slot 15
20, the bottom end of partition board 16 is fixedly connected on the center of 17 bottom of sliding slot by second spring 19, and the inside of fixed end 3 is leaned on
The top of nearly partition board 16 offers oil transportation hole 22, and the both ends outer wall of bearing holder (housing, cover) 1 offers fixing groove 2, and the inner wall of sliding slot 17 leans on
The one end in nearly oil transportation hole 22 is provided with limited block 21, and partition board 16 falls off from the inside of sliding slot 17 in order to prevent；Fixed end 3 and axis
It is bolted to connection between bearing sleeve 1, for the ease of installing fixed end 3；It is concentric between bearing holder (housing, cover) 1 and retainer 4
It is connected, and mutual concentricity is 1 μm, stuck situation occurs in steel ball 8 in order to prevent；It is divided between steel ball 8
15 μm, in order to ensure that it is more secured that steel ball 8 is fixed；Fixed end 3 and the junction of retainer 4 are provided with sealing baffle, in order to
Increase the leakproofness of the present invention；The inner wall of groove 20 is caught in across the second link slot 15 using iron needle, to the second link slot 15
Side moves iron needle so that the sliding block 18 of 16 bottom end both sides of partition board is slided along sliding slot 17, and the compression of second spring 19 generates reply
Then power is poured into lubricating oil from the upper end in oil transportation hole 22, lubricating oil is flowed into the by input oil groove 11 and the second oil absorbent material 12
The inside of one oil absorbent material 10, then extract iron needle out, partition board 16 returns to just under the action of 19 restoring force of second spring along sliding slot 17
Beginning position locks lubricating oil in the inside in oil transportation hole 22, and when linear bearing moves in a straight line, steel ball 8 is in the inside of U-type groove 5
It is mobile, when every steel ball 8 is moved to the surface of the first oil absorbent material 10, the profit of being adsorbed the first oil absorbent material 10 by way of friction
Lubricating oil is transmitted to the surface of steel ball 8, can realize the function of the self-lubricating of linear bearing in this way, solves drying regime lower slider
The service life of the problem of contact surface can be damaged, steel ball 8 is protected, when linear bearing is led because extraneous factor collides
When the steel ball 8 inside retainer 4 being caused breakage occur, the screw in 3 outside of fixed end need to be only rotated, fixed end 3 is unloaded, it will
Fuel feeding component 7 is removed, and the quick-replaceable of steel ball 8 can be realized by goal channel 6, automation equipment can be facilitated to produce in this way
Product reduces cost of labor, while 9 side of link block is provided with the first spring 14, and the first spring 14 occurs slow at work
Punching, can effectively absorb radial load, to improve the bearing capacity of linear bearing.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
Finally it should be noted that：The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
With technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in the present invention's
Within protection domain.
Claims (6)
1. a kind of linear bearing, including bearing holder (housing, cover) (1), fixing groove (2), fixed end (3), retainer (4), U-type groove (5), into
Ball channel (6), fuel feeding component (7), steel ball (8), link block (9), the first oil absorbent material (10), input oil groove (11), the second oil absorbent material
(12), the first link slot (13), the first spring (14), the second link slot (15), partition board (16), sliding slot (17), sliding block (18),
Two springs (19), groove (20), limited block (21) and oil transportation hole (22), it is characterised in that：It installs the inside of the bearing holder (housing, cover) (1)
There are retainer (4), the inside of the retainer (4) to offer U-type groove (5), the U-type groove (5) is internally provided with steel ball
(8), the both ends of the bearing holder (housing, cover) (1) are respectively connected with fixed end (3), side and the U-type groove (5) of the fixed end (3)
Junction offers goal channel (6), and the goal channel (6) is internally provided with fuel feeding component (7), the fuel feeding component
(7) include link block (9), the first oil absorbent material (10), (11) second oil absorbent material (12) of input oil groove, the first link slot (13) and first
One end of spring (14), the fuel feeding component (7) is provided with link block (9), and the side of the link block (9) is bolted
It is connected with the first oil absorbent material (10), the inner hub location of the link block (9) offers input oil groove (11), the input oil groove
(11) viscous is connected with the second oil absorbent material (12), and the other side outer wall of the link block (9) offers the first link slot (13),
The bottom interior wall of first link slot (13) is welded with the first spring (14), and the inside of the fixed end (3) offers
The side of two link slots (15), second link slot (15) offers sliding slot (17), and the inside of the sliding slot (17) is equipped with
The side of sliding block (18), the sliding block (18) is connected with partition board (16) by fixed link, and the outer wall of the partition board (16) is close to
The side of two link slots (15) opens up fluted (20), and the bottom end of the partition board (16) is fixedly connected on by second spring (19)
The inside of the center of sliding slot (17) bottom, the fixed end (3) offers oil transportation hole above partition board (16)
(22), the both ends outer wall of the bearing holder (housing, cover) (1) offers fixing groove (2).
2. a kind of linear bearing according to claim 1, it is characterised in that：The inner wall of the sliding slot (17) is close to oil transportation hole
(22) one end is provided with limited block (21).
3. a kind of linear bearing according to claim 1, it is characterised in that：The fixed end (3) and bearing holder (housing, cover) (1) it
Between be bolted to connection.
4. a kind of linear bearing according to claim 1, it is characterised in that：Between the bearing holder (housing, cover) (1) and retainer (4)
For concentric mating connection, and mutual concentricity is 1 μm.
5. a kind of linear bearing according to claim 1, it is characterised in that：It is divided into 15 μm between the steel ball (8).
6. a kind of linear bearing according to claim 1, it is characterised in that：The fixed end (3) and retainer (4)
Junction is provided with sealing baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810941572.8A CN108799330B (en) | 2018-08-17 | 2018-08-17 | Linear bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810941572.8A CN108799330B (en) | 2018-08-17 | 2018-08-17 | Linear bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108799330A true CN108799330A (en) | 2018-11-13 |
| CN108799330B CN108799330B (en) | 2024-01-19 |
Family
ID=64080378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810941572.8A Active CN108799330B (en) | 2018-08-17 | 2018-08-17 | Linear bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108799330B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113236662A (en) * | 2021-06-16 | 2021-08-10 | 新昌县黄达机械有限公司 | Bearing with stronger anti-corrosion wear durability |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1975187A (en) * | 2006-12-18 | 2007-06-06 | 同济大学 | Torsion linear bearing |
| US20070297705A1 (en) * | 2005-01-31 | 2007-12-27 | Nsk Ltd. | Thin-Wall Bearing |
| CN103148101A (en) * | 2013-03-22 | 2013-06-12 | 常州市中锐达精密机械有限公司 | Linear guide rail with long-acting lubrication effect |
| CN106513524A (en) * | 2016-12-08 | 2017-03-22 | 济南二机床集团有限公司 | Full-automatic maintenance-free push-pull type material receiving device |
| CN206958095U (en) * | 2017-08-02 | 2018-02-02 | 丽水市鑫达轴承有限公司 | Novel linear bearing |
| CN208858773U (en) * | 2018-08-17 | 2019-05-14 | 丽水市恒力轴承有限公司 | A kind of linear bearing |
-
2018
- 2018-08-17 CN CN201810941572.8A patent/CN108799330B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070297705A1 (en) * | 2005-01-31 | 2007-12-27 | Nsk Ltd. | Thin-Wall Bearing |
| CN1975187A (en) * | 2006-12-18 | 2007-06-06 | 同济大学 | Torsion linear bearing |
| CN103148101A (en) * | 2013-03-22 | 2013-06-12 | 常州市中锐达精密机械有限公司 | Linear guide rail with long-acting lubrication effect |
| CN106513524A (en) * | 2016-12-08 | 2017-03-22 | 济南二机床集团有限公司 | Full-automatic maintenance-free push-pull type material receiving device |
| CN206958095U (en) * | 2017-08-02 | 2018-02-02 | 丽水市鑫达轴承有限公司 | Novel linear bearing |
| CN208858773U (en) * | 2018-08-17 | 2019-05-14 | 丽水市恒力轴承有限公司 | A kind of linear bearing |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113236662A (en) * | 2021-06-16 | 2021-08-10 | 新昌县黄达机械有限公司 | Bearing with stronger anti-corrosion wear durability |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108799330B (en) | 2024-01-19 |
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