CN102434577A - Rolling and sliding bearing with outer ring as sleeve - Google Patents
Rolling and sliding bearing with outer ring as sleeve Download PDFInfo
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- CN102434577A CN102434577A CN201110416652XA CN201110416652A CN102434577A CN 102434577 A CN102434577 A CN 102434577A CN 201110416652X A CN201110416652X A CN 201110416652XA CN 201110416652 A CN201110416652 A CN 201110416652A CN 102434577 A CN102434577 A CN 102434577A
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- thread circle
- internal thread
- rib
- outer ring
- circle
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Abstract
The invention discloses a rolling and sliding bearing with an outer ring as a sleeve. The rolling and sliding bearing is characterized by consisting of the outer ring, cylindrical rollers, sliding blocks of which the number is the same as that of the cylindrical rollers, and an inner ring of which the outer rims of two ends are provided with fixed flanges, wherein the cylindrical rollers and the sliding blocks are positioned in a sliding chute formed between the outer ring and the inner ring; the number of the cylindrical rollers is equal to the number of the sliding blocks, and the cylindrical rollers and the sliding blocks are separated; the diameters of the cylindrical rollers are greater than or equal to the thicknesses of the sliding blocks in a radial direction of the bearing; the axial lengths of the cylindrical rollers are slightly less than the lengths of the sliding blocks in an axial direction of the bearing; and the cylindrical rollers and the sliding blocks are contacted with each other. The relative movement of the inner ring and the outer ring can be well restrained by the fixed flanges of the inner ring and the outer ring, so that the rolling and sliding bearing with the fixed flanges on the inner and outer rings is higher in axial positioning precision than the rolling and sliding bearing without the fixed flanges; furthermore, as the rolling and sliding bearing is a fixed whole before installation and use, the rolling and sliding bearing with the fixed flanges on the inner and outer rings is more convenient to install and is longer in service life than the rolling and sliding bearing without the fixed flanges during use.
Description
Technical field
The invention belongs to the mechanical engineering field of bearings.
Background technique
At present; The problem that exists during thrust load that skid bearing (or roller bearing) bears positive and negative both direction is: if two ends are all made in bearing inner race and outer ring the fixedly part of rib is arranged, then can't roller or slide block be packed in the raceway groove of bearing enclose.The solution of this problem mainly contains two kinds now: a kind of is that to adopt the outer ring be that two ends have the fixedly part of rib, and inner ring is that an end has fixedly the part of rib add a driving washer part to make the other end rib, compress through the shaft shoulder and constitute; Second kind is that to adopt inner ring be that two ends have the fixedly part of rib, and the outer ring is that an end has fixedly the part of rib add a driving washer part to make the other end rib, constitute through compressing.The shortcoming that adopts these two kinds of methods is the installation precision that the axial clearance of bearing depends on the user, axially low precision; Driving washer have because of friction by roller or slide block driven rotary maybe; Driving washer carries out axial and circumferential need set up other device fixedly the time.For this reason; The present invention adopts inner ring to be the fixing part of rib of two ends band; The outer ring is assembled into the fixedly assembly of rib of band for some parts; Make inner ring and the two ends, outer ring of skid bearing (or roller bearing) rib is all arranged fixedly, before using an integral body, can be disassembled by intact after using, reach the purpose of the axial precision when improving skid bearing (or roller bearing) and receiving the Axial Loads of positive and negative both direction.
Summary of the invention
The objective of the invention is to propose the skid bearing that a kind of outer ring is an external member, all there is fixedly rib at its inner ring and two ends, outer ring, are the integral body that each part is lockable before the use, can be disassembled by intact after using.
The present invention realizes its purpose through following technological scheme.
Skid bearing of the present invention is made up of the inner ring (4) on outer ring (1), cylindrical roller (2), the slide block (3) that equates with cylindrical roller quantity and marginal zone fixed stop limit, outside, two ends.Cylindrical roller (2) and slide block (3) are positioned at the chute between outer ring (1) and the inner ring (4); The number of cylindrical roller (2) and slide block (3) equates, is spaced from each other distribution; The diameter of cylindrical roller (2) is more than or equal to the thickness of slide block (3) in the bearing radial direction, and cylindrical roller (2) axial length is slightly less than the length of slide block (3) at the bearing axial direction; Cylindrical roller (2) and slide block (3) keep in touch.
Described outer ring (1) is made up of no rib outside thread circle (5), split ring pad (6), left rib internal thread circle (7) and right rib internal thread circle (8), forms the fixedly outer ring of rib of a two ends inward flange band.Split ring pad (6), left rib internal thread circle (7) and right rib internal thread circle (8) are positioned at outside the no rib outside thread circle (5); Split ring pad (6) is positioned between left rib internal thread circle (7) and the right rib internal thread circle (8), and no rib outside thread circle (5) and left rib internal thread circle (7), right rib internal thread circle (8) are through being threaded; Split ring pad (6) is disconnected relation with no rib outside thread circle (5), left rib internal thread circle (7), right rib internal thread circle (8); Left side rib internal thread circle (7) and right rib internal thread circle (8) axial compression split ring pad (6) when turning clockwise, inhour is stopped by split ring pad (6) when rotating.
Described no rib outside thread circle (5) has the hollow cylinder of single start thread for outer surface.
The internal surface of described left rib internal thread circle (7) is single start thread surface, and its right-hand member has two length to equal semi-perimeter, end to end table top, and the initial and tail sections on table top is unequal to the axial distance of left end.
The internal surface of described right rib internal thread circle (8) is single start thread surface, and its left end has two length to equal semi-perimeter, end to end table top, and the initial and tail sections on table top is unequal to the axial distance of right-hand member.
The opening two ends of described split ring pad 6 respectively outwards about distortion separately, the opening two ends close up that to develop be a circle shape.The internal diameter of split ring pad (6) is greater than the internal diameter of left rib internal thread circle (7) and right rib internal thread circle (8), and the external diameter of split ring pad (6) is less than the external diameter of left rib internal thread circle (7) and right rib internal thread circle (8).
Inner ring is the installation method of the skid bearing of external member for the part outer ring: the roller and the slide block of the skid bearing of on inner ring, packing into earlier; The no rib outside thread circle (5) of packing into successively then; Split ring pad (6) is packed at last and is tightened left rib internal thread circle (7) and right rib internal thread circle (8).
The current intelligence of outer ring: when external force is turned round left rib internal thread circle (7) or right rib internal thread circle (8); If left rib internal thread circle (7) or right rib internal thread circle (8) are to no rib outside thread circle (5) when relative movement is arranged; To drive split ring pad (6); Split ring pad (6) drives right rib internal thread circle (8) or left rib internal thread circle (7); Because right rib internal thread circle (8) and left rib internal thread circle (7) were in the screwed state and tightened sense of rotation opposite this moment; Revolution can not take place and move axially in right rib internal thread circle (8) and left rib internal thread circle (7); The no rib outside thread circle (5) that is between them can not rotate and move axially yet, and left rib internal thread circle (7), no rib outside thread circle (5), split ring pad (6) and right rib internal thread circle (8) promptly constitute static relatively assembly.
The dynamic duty situation of skid bearing: when axle rotates; Inner ring is because interference fit or alternate manner are installed on axle goes up and rotate with axle; Inner ring drives roller and slide block movement through frictional force; Roller and slide block have through friction drive outer ring rotation trend, because the outer ring is installed in the equipment endoporus through interference fit or alternate manner, roller and slide block can only move on the roller surface of outer ring through overcome friction.When axial left play, pass to roller and slide block to power through the right rib of inner ring, pass to the left rib of outer ring again, at last on the arrival equipment; When axial right play, pass to roller and slide block to power through the left rib of inner ring, pass to the right rib of outer ring again, at last on the arrival equipment.
The disassembling method of skid bearing: because the right-hand member of left rib internal thread circle (7) and the left end of right rib internal thread circle (8) present scraggly structure; Referring to Fig. 9 and Figure 12; They and split ring pad (2) contacting point are gapped; Clamp the opening of split ring pad (6) with needle-nose pliers, the end face of split ring pad (6) opening is developed be the plane, turn round right rib internal thread circle (8) or left rib internal thread circle (7) then; Can right rib internal thread circle (8) and left rib internal thread circle (7) be pulled down, pull down split ring pad (6), no rib outside thread circle (5), roller and slide block again.
Skid bearing according to the invention is the outer ring of external member, also is applicable to roller bearing.
Advantage of the present invention and effect are mainly reflected in following aspect.
1, the skid bearing that is made up of Internal and external cycle of the present invention was an one-piece element that can not arbitrarily separate before installing and using.
2, because the fixedly rib of Internal and external cycle can limit relatively moving of inner ring and outer ring preferably, so Internal and external cycle has fixedly rib compare that fixedly the skid bearing shaft of rib is not higher to Location accuracy.
3, because the skid bearing is fixing whole before installing and using, thus Internal and external cycle have fixedly rib than fixedly during the use of the skid bearing of rib installation more convenient, longer service life.
Description of drawings
Accompanying drawing 1 is the structural representation of skid bearing according to the invention.
Accompanying drawing 2 is the stereogram of skid bearing inner race according to the invention.The inner ring part has the fixedly hollow body of rib for the two ends outward edge.
Accompanying drawing 3 is the stereoscopic figure of skid bearing outer ring according to the invention.
Accompanying drawing 4 is the half section perspective view of skid bearing outer ring according to the invention, and 5 is that no rib outside thread circle, 6 is that split ring pad, 7 is that left rib internal thread circle, 8 is right rib internal thread circle.
Accompanying drawing 5 is the stereogram of the no rib outside thread circle 5 among Fig. 4.
Accompanying drawing 6 is the stereogram of Fig. 4 split shed compression spring 6.
Accompanying drawing 7 partly cuts open plan view for the left rib internal thread circle 7 among Fig. 4.
Accompanying drawing 8 is the left view of the left rib internal thread circle 7 among Fig. 4.
Accompanying drawing 9 is the stereoscopic figure of the left rib internal thread circle 7 among Fig. 4.
Accompanying drawing 10 partly cuts open plan view for the right rib internal thread circle 8 among Fig. 4.
Accompanying drawing 11 is the left view of the right rib internal thread circle 8 among Fig. 4.
Accompanying drawing 12 is the stereoscopic figure of the right rib internal thread circle 8 among Fig. 4.
Embodiment
The present invention will all have fixedly through skid bearing two ends, and the embodiment of rib is described further.
Present embodiment: fixedly fixedly all there is the fixedly purpose of rib part, the outer ring of rib in the Internal and external cycle two ends of the external member realization skid bearing of rib for the two ends band for the two ends band through inner ring; The structure of skid bearing is referring to Fig. 1, and interior coil structures is referring to Fig. 2, and outer ring structure is referring to Fig. 3 and Fig. 4; The outer ring is made up of no rib outside thread circle 5, split ring pad 6, the right rib internal thread of outer ring left side rib internal thread circle 7 and outer ring circle 8; No rib outside thread circle 5 and left rib internal thread circle 7, right rib internal thread circle 8 are through being threaded.The relation of split ring pad 6 and no rib outside thread circle 5, left rib internal thread circle 7, right rib internal thread circle 8 is disconnected relation.
Inner ring is the fixedly installation method of the skid bearing of rib of external member two ends band for the part outer ring: on inner ring, pack into earlier roller and slide block; The no rib outside thread circle (5) of packing into successively then; Split ring pad (6) is packed at last and is tightened left rib internal thread circle (7) and right rib internal thread circle (8).
After each part of outer ring is installed; If there is external force to turn round left rib internal thread circle (7) or right rib internal thread circle (8); When making 8 pairs of no rib outside thread circles 5 of left rib internal thread circle 7 or right rib internal thread circle that relative movement trend arranged; To drive split ring pad 6; Split ring pad 6 drives right rib internal thread circle 8 or left rib internal thread circle 7, and this moment is because right rib internal thread circle 8 is in tight condition with left rib internal thread circle 7 and tightening direction is opposite, so each part of outer ring external member installation back is promptly locked into the integral body that can not arbitrarily become flexible.Because Internal and external cycle all has fixedly rib, promptly becomes the integral body that can bear left and right sides impact force after the skid Bearing Installation.
The disassembling method of skid bearing: because of the left end of the right-hand member of left rib internal thread circle 7 and right rib internal thread circle 8 rough and uneven in surface; Referring to Fig. 9 and Figure 12; They and split ring pad 6 contacting points are gapped; Clamp the opening of split ring pad 6 with needle-nose pliers, the end face of split ring pad 6 openings is developed be the plane, turn round right rib internal thread circle 8 or left rib internal thread circle 7 then; Can right rib internal thread circle 8 be pulled down with left rib internal thread circle 7, pull down split ring pad 6, no rib outside thread circle 5, roller 2, slide block 3 again.
Claims (1)
1. the skid bearing that the outer ring is an external member is characterized in that the inner ring (4) on outer ring (1), cylindrical roller (2), the slide block (3) that equates with cylindrical roller quantity and marginal zone fixed stop limit, outside, two ends is formed; Cylindrical roller (2) and slide block (3) are positioned at the chute between outer ring (1) and the inner ring (4); The number of cylindrical roller (2) and slide block (3) equates, is spaced from each other distribution; The diameter of cylindrical roller (2) is more than or equal to the thickness of slide block (3) in the bearing radial direction, and cylindrical roller (2) axial length is slightly less than the length of slide block (3) at the bearing axial direction; Cylindrical roller (2) and slide block (3) keep in touch;
Described outer ring (1) is made up of no rib outside thread circle (5), split ring pad (6), left rib internal thread circle (7) and right rib internal thread circle (8), forms the fixedly outer ring of rib of a two ends inward flange band; Split ring pad (6), left rib internal thread circle (7) and right rib internal thread circle (8) are positioned at outside the no rib outside thread circle (5); Split ring pad (6) is positioned between left rib internal thread circle (7) and the right rib internal thread circle (8), and no rib outside thread circle (5) and left rib internal thread circle (7), right rib internal thread circle (8) are through being threaded; Split ring pad (6) is disconnected relation with no rib outside thread circle (5), left rib internal thread circle (7), right rib internal thread circle (8); Left side rib internal thread circle (7) and right rib internal thread circle (8) axial compression split ring pad (6) when turning clockwise, inhour is stopped by split ring pad (6) when rotating;
Described no rib outside thread circle (5) has the hollow cylinder of single start thread for outer surface;
The internal surface of described left rib internal thread circle (7) is single start thread surface, and its right-hand member has two length to equal semi-perimeter, end to end table top, and the initial and tail sections on table top is unequal to the axial distance of left end;
The internal surface of described right rib internal thread circle (8) is single start thread surface, and its left end has two length to equal semi-perimeter, end to end table top, and the initial and tail sections on table top is unequal to the axial distance of right-hand member;
The opening two ends of described split ring pad 6 respectively outwards about distortion separately, the opening two ends close up that to develop be a circle shape; The internal diameter of split ring pad (6) is greater than the internal diameter of left rib internal thread circle (7) and right rib internal thread circle (8), and the external diameter of split ring pad (6) is less than the external diameter of left rib internal thread circle (7) and right rib internal thread circle (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110416652 CN102434577B (en) | 2011-12-14 | 2011-12-14 | Rolling and sliding bearing with outer ring as sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110416652 CN102434577B (en) | 2011-12-14 | 2011-12-14 | Rolling and sliding bearing with outer ring as sleeve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102434577A true CN102434577A (en) | 2012-05-02 |
| CN102434577B CN102434577B (en) | 2013-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110416652 Expired - Fee Related CN102434577B (en) | 2011-12-14 | 2011-12-14 | Rolling and sliding bearing with outer ring as sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102434577B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104863959A (en) * | 2014-02-24 | 2015-08-26 | 浙江万里学院 | Novel rolling sliding bearing and friction-lubrication mechanism structure |
| CN107461156A (en) * | 2017-10-06 | 2017-12-12 | 西南石油大学 | Rock bit roll-slide combined bearing |
| CN112628282A (en) * | 2020-11-17 | 2021-04-09 | 宁波银球小型轴承有限公司 | Bearing with high wear resistance |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5433535A (en) * | 1994-04-06 | 1995-07-18 | Seok Tae Yoon | Self-aligning locating type roller bearing |
| CN1240870A (en) * | 1999-05-25 | 2000-01-12 | 江汉石油钻头股份有限公司 | Roll-slide combined bearing |
| CN1392351A (en) * | 2001-06-18 | 2003-01-22 | 黄雄忠 | Multiple rolling double roller bearing |
| CN2577035Y (en) * | 2002-11-06 | 2003-10-01 | 杨星龙 | Rolling bearing |
| JP2010196845A (en) * | 2009-02-26 | 2010-09-09 | Jtekt Corp | Rolling bearing |
| CN102182756A (en) * | 2011-03-23 | 2011-09-14 | 浙江大学 | Cylindrical roller bearing capable of bearing bidirectional axial force |
-
2011
- 2011-12-14 CN CN 201110416652 patent/CN102434577B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5433535A (en) * | 1994-04-06 | 1995-07-18 | Seok Tae Yoon | Self-aligning locating type roller bearing |
| CN1240870A (en) * | 1999-05-25 | 2000-01-12 | 江汉石油钻头股份有限公司 | Roll-slide combined bearing |
| CN1392351A (en) * | 2001-06-18 | 2003-01-22 | 黄雄忠 | Multiple rolling double roller bearing |
| CN2577035Y (en) * | 2002-11-06 | 2003-10-01 | 杨星龙 | Rolling bearing |
| JP2010196845A (en) * | 2009-02-26 | 2010-09-09 | Jtekt Corp | Rolling bearing |
| CN102182756A (en) * | 2011-03-23 | 2011-09-14 | 浙江大学 | Cylindrical roller bearing capable of bearing bidirectional axial force |
Non-Patent Citations (1)
| Title |
|---|
| 卢黎明: "滚滑轴承及其试验研究", 《轴承》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104863959A (en) * | 2014-02-24 | 2015-08-26 | 浙江万里学院 | Novel rolling sliding bearing and friction-lubrication mechanism structure |
| CN107461156A (en) * | 2017-10-06 | 2017-12-12 | 西南石油大学 | Rock bit roll-slide combined bearing |
| CN112628282A (en) * | 2020-11-17 | 2021-04-09 | 宁波银球小型轴承有限公司 | Bearing with high wear resistance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102434577B (en) | 2013-04-17 |
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Granted publication date: 20130417 Termination date: 20151214 |
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