CN201330808Y - Automobile gearbox clutch little pressure plate assembly with bearing - Google Patents
Automobile gearbox clutch little pressure plate assembly with bearing Download PDFInfo
- Publication number
- CN201330808Y CN201330808Y CNU2009200988400U CN200920098840U CN201330808Y CN 201330808 Y CN201330808 Y CN 201330808Y CN U2009200988400 U CNU2009200988400 U CN U2009200988400U CN 200920098840 U CN200920098840 U CN 200920098840U CN 201330808 Y CN201330808 Y CN 201330808Y
- Authority
- CN
- China
- Prior art keywords
- bearing
- pressing plate
- little pressing
- external bushing
- face
- 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.)
- Expired - Fee Related
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- Mechanical Operated Clutches (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
An automobile gearbox clutch little pressure plate assembly with bearing, relates to an automobile gearbox clutch, solving the problems that the present automobile gearbox clutch little pressure plate assembly is easy to deform and fracture, the forced point is easy to wear out. Shoulder holes and blind holes are arranged on one end surface of the outer lining of the bearing from the outer to the inner, a boss is arranged on the outer lining of the bearing at one end of the shoulder holes, the end surface of the boss of the outer lining of the bearing is a conical surface, a little pressure plate is sleeved on the outer lining of the bearing, the conical holes of the little pressure plate is matched with the conical surface on the outer lining of the bearing, a thrust bearing is mounted in the blind holes of the outer lining of the bearing, a bearing retaining pad is provided with a central through hole. In the utility model, the push bearing is provided at the central forced point of the little pressure plate, so that the forced point is changed from the immobile dry friction to the movable cooperation, the friction coefficient is reduced by the rotating of the push bearing. The utility model has high strength and reduces the wearing of the parts.
Description
Technical field
The utility model relates to the little pressing plate assembly of a kind of automobile gearbox clutch.
Background technique
Distortion, fracture in use appear in existing automobile gearbox clutch little pressing plate assembly easily, force bearing point not wear-resistant (dry friction), thus cause the quick wearing and tearing of little pressing plate, tappet, tappet sleeve and related components.
The model utility content
The purpose of this utility model provides the little pressing plate assembly of automobile gearbox clutch that a kind of tape spool holds, distortion, fracture in use appear easily to solve the little pressing plate assembly of existing automobile gearbox clutch, force bearing point not wear-resistant (dry friction), thus the quick wear problems of little pressing plate, tappet, tappet sleeve and related components caused.
The utility model is to solve the problems of the technologies described above the technological scheme of taking to be: little pressing plate assembly of the present utility model comprises little pressing plate; Described little pressing plate assembly also comprises bearing external bushing, thrust-bearing and bearing retaining pad; Be processed with shoulder hole and blind hole from outside to inside on one end face of described bearing external bushing, the aperture of described blind hole is less than the aperture in shoulder hole, the outer wall of the bearing external bushing of described shoulder hole one end is provided with boss, the end face of the boss of described bearing external bushing is a conical surface, the center of described little pressing plate is provided with conical bore, described little pressing plate is sleeved on the bearing external bushing, and the conical bore of little pressing plate matches with conical surface on the bearing external bushing, in the blind hole of bearing external bushing thrust-bearing is housed, the inwall Spielpassung of the blind hole of described thrust-bearing and bearing external bushing, described bearing retaining pad is contained in the shoulder hole of bearing external bushing, be provided with the gap between the inner end of bearing retaining pad and the exterior edge face of thrust-bearing, bearing retaining pad is provided with central through bore.
The utlity model has following beneficial effect: the utility model has increased a thrust-bearing (atresia) at force bearing point place, the center of little pressing plate, makes force bearing point become movingly from static dry friction, and the rotation by thrust-bearing reduces friction factor.The utility model passes through the thickening of little pressing plate sheet material and the installation of thrust-bearing, improved the whole service life (be 3～5 times of existing little pressing plate assembly its working life) of little pressing plate assembly greatly, simultaneously, the utility model also has the intensity height, reduces the advantage of the wearing and tearing of related components such as little pressing plate, tappet, tappet sleeve, oil sealing and gearbox release bearing.
Description of drawings
Fig. 1 is an overall structure plan view of the present utility model, and Fig. 2 is the A-A sectional view of Fig. 1.
Embodiment
Embodiment one: in conjunction with Fig. 1 and Fig. 2 present embodiment is described, the little pressing plate assembly of present embodiment comprises little pressing plate 1; Described little pressing plate assembly also comprises bearing external bushing 2, thrust-bearing 3 and bearing retaining pad 4; Be processed with shoulder hole 2-1 and blind hole 2-2 on one end face of described bearing external bushing 2 from outside to inside, the aperture of described blind hole 2-2 is less than the aperture of shoulder hole 2-1, the outer wall of the bearing external bushing 2 of described shoulder hole 2-1 one end is provided with boss 2-3, the end face of the boss 2-3 of described bearing external bushing 2 is conical surface 2-4, the center of described little pressing plate 1 is provided with conical bore, described little pressing plate 1 is sleeved on the bearing external bushing 2, and the conical bore of little pressing plate 1 matches with conical surface 2-4 on the bearing external bushing 2, thrust-bearing 3 is housed in the blind hole 2-2 of bearing external bushing 2, the inwall Spielpassung of the blind hole 2-2 of described thrust-bearing 3 and bearing external bushing 2, described bearing retaining pad 4 is contained in the shoulder hole 2-1 of bearing external bushing 2, be provided with the gap between the inner end of bearing retaining pad 4 and the exterior edge face of thrust-bearing 3, bearing retaining pad 4 is provided with central through bore 4-1, and the thickness of slab of little pressing plate 1 is 3mm.
Embodiment two: in conjunction with Fig. 2 present embodiment is described, the thrust-bearing 3 of present embodiment is made up of thin slide plate 3-1, bearing bracket stand 3-2 and tail skid 3-3; Described thin slide plate 3-1, bearing bracket stand 3-2 and tail skid 3-3 are contained in the blind hole 2-2 of bearing external bushing 2 successively from the inside to the outside, are provided with the gap between the inner end of the exterior edge face of described tail skid 3-3 and bearing retaining pad 4.Other is identical with embodiment one.
Embodiment three: present embodiment is described in conjunction with Fig. 2, the longitudinal section of the annulus end face 1-1 of the little pressing plate 1 of present embodiment is the conical surface to bearing external bushing 2 lopsidedness, and the angle α between the annulus end face 1-1 of little pressing plate 1 and bearing external bushing 2 end faces is 5～7 °.So be provided with, be convenient to install.Other is identical with embodiment one or two.
Embodiment four: present embodiment is described in conjunction with Fig. 1 and Fig. 2, along the circumferential direction uniform dashing has three stiffening rib 1-2 on the annulus end face 1-1 of the little pressing plate 1 of present embodiment, improve the intensity of little pressing plate, the annulus end face 1-1 of little pressing plate 1 is provided with two spring fixed via 1-3, described two spring fixed via 1-3 are between any two stiffening rib 1-2, the annulus end face 1-1 edge of little pressing plate 1 along the circumferential direction is laid with three location gap 1-4, is beneficial to heat radiation.Other is identical with embodiment one or two.
Working procedure is: an end of tappet is passed on the exterior edge face of tail skid 3-3 that central through bore 4-1 on the bearing retaining pad 4 withstands on thrust-bearing 3, and make gearbox and motor reach separated state by contacting of tappet and little pressing plate, and convert friction movingly to by original stationary fit friction between little pressing plate and the tappet, thereby the friction that has alleviated some related components such as little pressing plate, tappet sleeve, tappet greatly.
Claims (5)
1, the little pressing plate assembly of automobile gearbox clutch that holds of a kind of tape spool, described little pressing plate assembly comprises little pressing plate (1); It is characterized in that: described little pressing plate assembly also comprises bearing external bushing (2), thrust-bearing (3) and bearing retaining pad (4); Be processed with shoulder hole (2-1) and blind hole (2-2) on one end face of described bearing external bushing (2) from outside to inside, the aperture of described blind hole (2-2) is less than the aperture of shoulder hole (2-1), the outer wall of the bearing external bushing (2) of described shoulder hole (2-1) end is provided with boss (2-3), the end face of the boss (2-3) of described bearing external bushing (2) is conical surface (2-4), the center of described little pressing plate (1) is provided with conical bore, described little pressing plate (1) is sleeved on the bearing external bushing (2), and the conical bore of little pressing plate (1) matches with conical surface (2-4) on the bearing external bushing (2), in the blind hole (2-2) of bearing external bushing (2) thrust-bearing (3) is housed, the inwall Spielpassung of the blind hole (2-2) of described thrust-bearing (3) and bearing external bushing (2), described bearing retaining pad (4) is contained in the shoulder hole (2-1) of bearing external bushing (2), be provided with the gap between the inner end of bearing retaining pad (4) and the exterior edge face of thrust-bearing (3), bearing retaining pad (4) is provided with central through bore (4-1).
2, the little pressing plate assembly of automobile gearbox clutch that holds of tape spool according to claim 1, it is characterized in that: described thrust-bearing (3) is made up of thin slide plate (3-1), bearing bracket stand (3-2) and tail skid (3-3); Described thin slide plate (3-1), bearing bracket stand (3-2) and tail skid (3-3) are contained in the blind hole (2-2) of bearing external bushing (2) successively from the inside to the outside, are provided with the gap between the inner end of the exterior edge face of described tail skid (3-3) and bearing retaining pad (4).
3, the little pressing plate assembly of automobile gearbox clutch that holds of tape spool according to claim 1 and 2, it is characterized in that: the thickness of slab of described little pressing plate (1) is 3mm.
4, the little pressing plate assembly of automobile gearbox clutch that holds of tape spool according to claim 1 and 2, it is characterized in that: the longitudinal section of the annulus end face (1-1) of described little pressing plate (1) is the conical surface to bearing external bushing (2) lopsidedness, and the angle α between the annulus end face (1-1) of little pressing plate (1) and bearing external bushing (2) end face is 5～7 °.
5, the little pressing plate assembly of automobile gearbox clutch that holds of tape spool according to claim 1 and 2, it is characterized in that: along the circumferential direction uniform dashing has three stiffening ribs (1-2) on the annulus end face (1-1) of described little pressing plate (1), the annulus end face (1-1) of little pressing plate (1) is provided with two spring fixed vias (1-3), described two spring fixed vias (1-3) are positioned between any two stiffening ribs (1-2), and annulus end face (1-1) edge of little pressing plate (1) along the circumferential direction is laid with three location gap (1-4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200988400U CN201330808Y (en) | 2009-01-06 | 2009-01-06 | Automobile gearbox clutch little pressure plate assembly with bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200988400U CN201330808Y (en) | 2009-01-06 | 2009-01-06 | Automobile gearbox clutch little pressure plate assembly with bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201330808Y true CN201330808Y (en) | 2009-10-21 |
Family
ID=41224188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200988400U Expired - Fee Related CN201330808Y (en) | 2009-01-06 | 2009-01-06 | Automobile gearbox clutch little pressure plate assembly with bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201330808Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101818223A (en) * | 2010-03-26 | 2010-09-01 | 桂林穿孔公司 | Method for calculating clearance between shaft and bushes and rotary mechanism of base type cantilever iron notch drill |
-
2009
- 2009-01-06 CN CNU2009200988400U patent/CN201330808Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101818223A (en) * | 2010-03-26 | 2010-09-01 | 桂林穿孔公司 | Method for calculating clearance between shaft and bushes and rotary mechanism of base type cantilever iron notch drill |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091021 Termination date: 20150106 |
|
| EXPY | Termination of patent right or utility model |