CN105855868A - Bushing centering device - Google Patents

Bushing centering device Download PDF

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Publication number
CN105855868A
CN105855868A CN201610477327.7A CN201610477327A CN105855868A CN 105855868 A CN105855868 A CN 105855868A CN 201610477327 A CN201610477327 A CN 201610477327A CN 105855868 A CN105855868 A CN 105855868A
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CN
China
Prior art keywords
spring
lining
push rod
centering pin
traveller
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Granted
Application number
CN201610477327.7A
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Chinese (zh)
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CN105855868B (en
Inventor
全彬强
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Chongqing tongyushi Technology Co.,Ltd.
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Individual
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Priority to CN201610477327.7A priority Critical patent/CN105855868B/en
Publication of CN105855868A publication Critical patent/CN105855868A/en
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Publication of CN105855868B publication Critical patent/CN105855868B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/10Aligning parts to be fitted together

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Support Of The Bearing (AREA)
  • Discharge Of Articles From Conveyors (AREA)

Abstract

The invention provides a bushing centering device and belongs to the technical field of mechanical equipment. The bushing centering device comprises an ejector rod, a slide post, a centering pin, a sliding sleeve and a bushing, the ejector rod is vertically slidably disposed on a fixed support, the lower end of the ejector rod is connected with a semi-ball support, the slide post is coaxially mounted on the ejector rod, a first spring and the ejector rod are coaxial, the upper end of the first spring attaches to a first spring supporting groove, the lower end of the first spring attaches to a first step disc, the slide post is provided with three drive slants at equal angle, the fixed support is provided with three slide slots at equal angle, the sliding sleeve is mounted in the slide slots, the centering pin is slidably disposed on the sliding sleeve, one end of the centering pin is arranged into a driven slant, and the driven slant fits the drive slants. The bushing device can center a bushing quickly, is reasonable in structure and low in cost and can prevent bushing scratch and ensure its service life.

Description

A kind of lining centring means
Technical field
The present invention relates to mechanical equipment technical field, particularly to a kind of lining centring means.
Background technology
Lining has been the ring set of liner effect.In moving component, the abrasion of part is caused because of long-term friction, when axle and hole gap wear to a certain extent when have to renewal part, therefore select hardness relatively low, the preferable material of wearability is axle sleeve or lining, so can reduce the abrasion of axle and seat, when axle sleeve or liner wear are replaced to a certain extent, so can save because changing axle or the cost of seat, in general, lining uses interference fit with seat, and use matched in clearance with axle, the most how or abrasion cannot be avoided because, the life-span can only be extended, and axial workpiece is easier processing comparatively speaking.Axle sleeve is relatively low at some rotating speeds, the place (such as camshaft) that radial load is higher and clearance requirement is higher is used for substituting rolling bearing (axle sleeve a kind of sliding bearing in fact), material requirements hardness is low and wear-resisting, the ground scraping of inner hole of shaft sleeve, can reach higher quality of fit, inwall must have the oil groove of lubricating oil, the lubrication of axle sleeve is extremely important, if dry grinding, axle and axle sleeve will soon be scrapped.Sleeve is widely used in each field, and lining, during Automatic manual transmission, is first exactly to need to realize centering, it is simple to axle and seat assembling.Centring means (Center Master) is mounted on pressing machine, it is possible in automatic assembly production line, compensates the position alignment device of errors of centration, common centring means structure is complex, relatively costly, and in centering process, easily scratch lining, reliability is poor.
Summary of the invention
It is an object of the invention to provide a kind of lining centring means, not only can quickly realize the centering to lining, rational in infrastructure, low cost, and avoid the scuffing to lining, it is ensured that the service life of lining.
The technical solution adopted for the present invention to solve the technical problems is:
nullA kind of lining centring means,It includes base、Prop up bearing、Drive cylinder、Hemispherical head bearing、Push rod、Hold-down support、First spring、Traveller、Locking nut、Centering pin、Sliding sleeve、Second spring、Lining、Stage support,Described bearing is fixed on base,Described hold-down support is fixed in a bearing,The lower end of described driving cylinder is arranged on base,The upper end of described driving cylinder is provided with hemispherical head bearing,Described push rod can slide up and down and be arranged on hold-down support,The lower end of described push rod and hemispherical head bearing connect,The middle-end of described push rod is provided with first step disk,Described traveller concentric is arranged on push rod,The first spring-loaded groove it is provided with on described traveller,Described first spring and push rod concentric are arranged,And the upper end of the first spring and the laminating of the first spring-loaded groove,The lower end of the first spring and the laminating of first step disk,The threaded upper ends of described push rod connects locking nut,Described locking nut and the laminating of traveller upper surface,Angularly it is provided with three on described traveller and drives inclined-plane,Three chute holes angularly it are provided with on described hold-down support,Described sliding sleeve is arranged in chute hole,Described centering pin is slidably arranged on sliding sleeve,One end of described centering pin is set to driven inclined-plane,Driven inclined-plane and the laminating of driving inclined-plane,It is provided with second step disk on described centering pin,The second spring-loaded groove it is provided with in described stage support,Described second spring and centering pin concentric are arranged,And one end of the second spring and the laminating of second step disk,The other end of the second spring and the laminating of the second spring-loaded groove,Described lining is arranged in stage support.
Further, described bearing upper end is provided with hemispherical head draw-in groove.
Further, described locking nut quantity is two.
Further, the other end of described centering pin is set to dome.
Compared to the prior art the present invention, has the following advantages and effect: drive cylinder action, drives traveller to move upward by push rod, and three driving inclined-planes on traveller drive centering pin to slide laterally by driven inclined-plane.Three centering pins and the laminating of lining inwall, and realize centering.After one lining centering terminates, driving cylinders retract, traveller glides, and centering pin realizes resetting under the effect of the second spring, ready for centering next time.Bearing upper end is provided with hemispherical head draw-in groove, it is achieved spacing to hemispherical head bearing, thus realizes the restriction to traveller upper-lower position.Locking nut and the laminating of traveller upper surface, locking nut quantity is two, and locking effect is good.The other end of centering pin is set to dome, avoids the scuffing to lining when centering.The present invention not only can quickly realize the centering to lining, rational in infrastructure, low cost, and avoids the scuffing to lining, it is ensured that the service life of lining.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the partial enlarged drawing of Fig. 1 of the present invention.
In figure: 1. base, a 2. bearing, 3. drive cylinder, 4. hemispherical head bearing, 5. push rod, 6. hold-down support, 7. the first spring, 8. traveller, 9. locking nut, 10. centering pin, 11. sliding sleeves, 12. second springs, 13. linings, 14. stage support, 15. first step disks, 16. first spring-loaded grooves, 17. drive inclined-plane, 18. chute holes, 19. driven inclined-planes, 20. second step disks, 21. second spring-loaded grooves, 22. hemispherical head draw-in grooves, 23. domes.
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings and by embodiment, and following example are explanation of the invention and the invention is not limited in following example.
As depicted in figs. 1 and 2, a kind of lining centring means, it includes base 1, prop up bearing 2, drive cylinder 3, hemispherical head bearing 4, push rod 5, hold-down support 6, first spring 7, traveller 8, locking nut 9, centering pin 10, sliding sleeve 11, second spring 12, lining 13, stage support 14, described bearing 2 is fixed on base 1, described hold-down support 6 is fixed in a bearing 2, the lower end of described driving cylinder 3 is arranged on base 1, the upper end of described driving cylinder 3 is provided with hemispherical head bearing 4, described bearing 2 upper end is provided with hemispherical head draw-in groove 22, realize spacing to hemispherical head bearing 4, thus realize the restriction to traveller 8 upper-lower position.Described push rod 5 can slide up and down and be arranged on hold-down support 6, lower end and the hemispherical head bearing 4 of described push rod 5 connect, the middle-end of described push rod 5 is provided with first step disk 15, described traveller 8 concentric is arranged on push rod 5, the first spring-loaded groove 16 it is provided with on described traveller 8, described first spring 7 and push rod 5 concentric are arranged, and the upper end of the first spring 7 and the first spring-loaded groove 16 are fitted, and lower end and the first step disk 15 of the first spring 7 are fitted.The threaded upper ends of described push rod 5 connects locking nut 9, and described locking nut 9 and the laminating of traveller 8 upper surface, described locking nut 9 quantity is two, and locking effect is good.Angularly being provided with three on described traveller 8 and drive inclined-plane 17, described hold-down support 6 is angularly provided with three chute holes 18, described sliding sleeve 11 is arranged in chute hole 18, and described centering pin 10 is slidably arranged on sliding sleeve 11.One end of described centering pin 10 is set to driven inclined-plane 19, driven inclined-plane 19 and driving inclined-plane 17 and fits.The other end of described centering pin 10 is set to dome 23, avoids the scuffing to lining 13 when centering.It is provided with second step disk 20 on described centering pin 10, the second spring-loaded groove 21 it is provided with in described stage support 14, described second spring 12 and centering pin 10 concentric are arranged, and one end of the second spring 12 and second step disk 20 are fitted, the other end and the second spring-loaded groove 21 of the second spring 12 are fitted, and described lining 13 is arranged in stage support 14.
By technique scheme, when one lining centring means of the present invention uses, driving cylinder 3 action, drive traveller 8 to move upward by push rod 5, three driving inclined-planes 17 on traveller 8 drive centering pin 10 to slide laterally by driven inclined-plane 19.Three centering pins 10 and the laminating of lining 13 inwall, and realize centering.After one lining 13 centering terminates, driving cylinder 3 to retract, traveller 8 glides, and centering pin 10 realizes resetting under the effect of the second spring 12, ready for centering next time.The present invention not only can quickly realize the centering to lining 13, rational in infrastructure, low cost, and avoids the scuffing to lining 13, it is ensured that the service life of lining 13.
Above content described in this specification is only illustration made for the present invention.Described specific embodiment can be made various amendment or supplements or use similar mode to substitute by those skilled in the art; without departing from the content of description of the invention or surmount scope defined in the claims, protection scope of the present invention all should be belonged to.

Claims (4)

  1. null1. a lining centring means,It is characterized in that: it includes base、Prop up bearing、Drive cylinder、Hemispherical head bearing、Push rod、Hold-down support、First spring、Traveller、Locking nut、Centering pin、Sliding sleeve、Second spring、Lining、Stage support,Described bearing is fixed on base,Described hold-down support is fixed in a bearing,The lower end of described driving cylinder is arranged on base,The upper end of described driving cylinder is provided with hemispherical head bearing,Described push rod can slide up and down and be arranged on hold-down support,The lower end of described push rod and hemispherical head bearing connect,The middle-end of described push rod is provided with first step disk,Described traveller concentric is arranged on push rod,The first spring-loaded groove it is provided with on described traveller,Described first spring and push rod concentric are arranged,And the upper end of the first spring and the laminating of the first spring-loaded groove,The lower end of the first spring and the laminating of first step disk,The threaded upper ends of described push rod connects locking nut,Described locking nut and the laminating of traveller upper surface,Angularly it is provided with three on described traveller and drives inclined-plane,Three chute holes angularly it are provided with on described hold-down support,Described sliding sleeve is arranged in chute hole,Described centering pin is slidably arranged on sliding sleeve,One end of described centering pin is set to driven inclined-plane,Driven inclined-plane and the laminating of driving inclined-plane,It is provided with second step disk on described centering pin,The second spring-loaded groove it is provided with in described stage support,Described second spring and centering pin concentric are arranged,And one end of the second spring and the laminating of second step disk,The other end of the second spring and the laminating of the second spring-loaded groove,Described lining is arranged in stage support.
  2. A kind of lining centring means the most according to claim 1, it is characterised in that: described bearing upper end is provided with hemispherical head draw-in groove.
  3. A kind of lining centring means the most according to claim 1, it is characterised in that: described locking nut quantity is two.
  4. A kind of lining centring means the most according to claim 1, it is characterised in that: the other end of described centering pin is set to dome.
CN201610477327.7A 2016-06-27 2016-06-27 A kind of bushing centring means Active CN105855868B (en)

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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610477327.7A CN105855868B (en) 2016-06-27 2016-06-27 A kind of bushing centring means

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CN105855868B CN105855868B (en) 2017-12-26

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107052858A (en) * 2017-03-12 2017-08-18 全彬强 A kind of intermittent clamping device of steel plate
CN111673436A (en) * 2020-06-18 2020-09-18 苏州工业园区叶饰恒精密机械有限公司 Automatic assembling equipment for annular isolator shell
CN113369839A (en) * 2021-05-27 2021-09-10 成都飞机工业(集团)有限责任公司 High-precision bushing assembling and centering device and bushing centering and assembling method

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008006572A (en) * 2006-06-30 2008-01-17 Shiga Yamashita:Kk Clamp tool for casting having cylindrical hole
CN201353709Y (en) * 2009-02-19 2009-12-02 北京北内设备工具有限公司 Self-centering device used for locating inner holes
CN102189428A (en) * 2011-04-29 2011-09-21 滁州兴达机电有限公司 Positioning device for automatically centering pore of casting
CN203725807U (en) * 2014-01-09 2014-07-23 江苏兄弟活塞有限公司 Sleeve part machining fixture
CN205464407U (en) * 2015-12-24 2016-08-17 上海长锐汽车零部件有限公司 Extraterrestrial round of machine tooling frock of arc lane in constant velocity cardan joint
CN205798904U (en) * 2016-06-27 2016-12-14 全彬强 A kind of lining centring means

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008006572A (en) * 2006-06-30 2008-01-17 Shiga Yamashita:Kk Clamp tool for casting having cylindrical hole
CN201353709Y (en) * 2009-02-19 2009-12-02 北京北内设备工具有限公司 Self-centering device used for locating inner holes
CN102189428A (en) * 2011-04-29 2011-09-21 滁州兴达机电有限公司 Positioning device for automatically centering pore of casting
CN203725807U (en) * 2014-01-09 2014-07-23 江苏兄弟活塞有限公司 Sleeve part machining fixture
CN205464407U (en) * 2015-12-24 2016-08-17 上海长锐汽车零部件有限公司 Extraterrestrial round of machine tooling frock of arc lane in constant velocity cardan joint
CN205798904U (en) * 2016-06-27 2016-12-14 全彬强 A kind of lining centring means

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107052858A (en) * 2017-03-12 2017-08-18 全彬强 A kind of intermittent clamping device of steel plate
CN111673436A (en) * 2020-06-18 2020-09-18 苏州工业园区叶饰恒精密机械有限公司 Automatic assembling equipment for annular isolator shell
CN113369839A (en) * 2021-05-27 2021-09-10 成都飞机工业(集团)有限责任公司 High-precision bushing assembling and centering device and bushing centering and assembling method

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Effective date of registration: 20171201

Address after: 516000 Chen house, No. 28, No. 28 village committee, Yong Hu Town, Huiyang District, Huiyang District

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Effective date of registration: 20181130

Address after: 401120 Chongqing Yubei District Longxi Street Jinlong Road 259 Finance and Information City International 4 1-6

Patentee after: Chongqing Haoting Zhongtuo Environmental Technology Co.,Ltd.

Address before: 516000 Chen Wu 28, Second Village of Daoyuan Village Committee, Yonghu Town, Huiyang District, Huizhou City, Guangdong Province

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Effective date of registration: 20201228

Address after: 274900 East 100m north of intersection of Yushan road and Qianjin Road, Juye County, Heze City, Shandong Province

Patentee after: Shandong Rucheng packaging materials Co.,Ltd.

Address before: Room 1-6, building 4, Caixin City International, 259 Jinlong Road, Longxi street, Yubei District, Chongqing

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Effective date of registration: 20210323

Address after: 550000 1-09, No.13 Zhenfu Road, Dongmen neighborhood committee, Yongjing Town, Xifeng County, Guiyang City, Guizhou Province

Patentee after: Guiyang Yuguan Technical Service Center

Address before: 274900 East 100m north of intersection of Yushan road and Qianjin Road, Juye County, Heze City, Shandong Province

Patentee before: Shandong Rucheng packaging materials Co.,Ltd.

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Effective date of registration: 20210508

Address after: 401329 community 2, Hailong village, Baishiyi Town, Jiulongpo District, Chongqing

Patentee after: Chongqing Kema Machinery Co.,Ltd.

Address before: 550000 1-09, No.13 Zhenfu Road, Dongmen neighborhood committee, Yongjing Town, Xifeng County, Guiyang City, Guizhou Province

Patentee before: Guiyang Yuguan Technical Service Center

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