CN205745001U - A kind of single-way speed-reducing clutch - Google Patents
A kind of single-way speed-reducing clutch Download PDFInfo
- Publication number
- CN205745001U CN205745001U CN201620641081.8U CN201620641081U CN205745001U CN 205745001 U CN205745001 U CN 205745001U CN 201620641081 U CN201620641081 U CN 201620641081U CN 205745001 U CN205745001 U CN 205745001U
- Authority
- CN
- China
- Prior art keywords
- knock
- pin
- gear shaft
- helical gear
- reduction gearing
- 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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Abstract
This utility model relates to a kind of one-way clutch, a kind of single-way speed-reducing clutch, belongs to one-way clutch technical field.It includes driving gear, helical gear shaft, knock-pin and reduction gearing, and helical gear shaft is connected with the oblique spline fitted of Involute gear spiral driving gear by the tooth axle oblique spline of involute spiral.Helical gear shaft stage casing suit reduction gearing, is provided with multiple eccentric arc slideway in reduction gearing inner chamber, be provided with a ball and a support spring, support spring rear end contact eccentric arc slideway sidewall, support spring at front end contact ball in each eccentric arc slideway.Knock-pin is slidably connected in the centre bore of helical gear shaft, and the front end of knock-pin is stretched out the centre bore of helical gear shaft and is installed in the rivet hole of driving gear front end.Reduction gearing of the present utility model can play to slow down and increase the effect of transmission moment of torsion, thus reaches the purpose that volume is little, lightweight, power is bigger.
Description
Technical field
This utility model relates to a kind of one-way clutch, a kind of single-way speed-reducing clutch, belongs to unidirectional
Clutch Technology field.
Background technology
In prior art, the starter volume in the one-way clutch of internal combustion engine electrical equipment and electrical is big, and its transmission power is little, makes
Low with the life-span.In order to immediately following the development of internal combustion engine electrical equipment and electrical industry technology and supporting needs, adapt to that volume is little, weight is wanted
Gently, power is bigger, the life-span wants high development trend, devises the single-way speed-reducing clutch of a kind of new construction.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned weak point, thus provides a kind of volume deceleration little, lightweight
Formula one-way clutch, improves power and service life；Improve efficiency of assembling simultaneously, improve product quality.
The technical scheme provided according to this utility model, a kind of single-way speed-reducing clutch includes driving gear, helical tooth
Axle, knock-pin and reduction gearing, is characterized in that: drives in bore and is provided with the oblique spline of Involute gear spiral, helical gear shaft
Front section surface is provided with the tooth axle oblique spline of involute spiral, and helical gear shaft is by the tooth axle oblique spline of involute spiral and driving gear
The oblique spline fitted of Involute gear spiral connects；Helical gear shaft stage casing suit reduction gearing, is provided with multiple in reduction gearing inner chamber
Eccentric arc slideway, is provided with a ball and a support spring, supports spring rear end contact partially in each eccentric arc slideway
Heart circular arc slideway sidewall, supports spring at front end contact ball；Knock-pin is slidably connected in the centre bore of helical gear shaft, knock-pin
Front end stretch out the centre bore of helical gear shaft and be installed in the rivet hole of driving gear front end, the rear end suit interstage sleeve of knock-pin, and
By the elastic spring clamping interstage sleeve being installed on knock-pin draw-in groove；Knock-pin back segment suit compression spring, compression spring front end
Being positioned by the inner position platform of helical gear shaft, compression spring rear end is positioned by interstage sleeve.
Further, gear outer surface is driven to be provided with the involute gear matched with engine ring gear.
Further, reduction gearing is involute gear.
Further, the left and right of reduction gearing is respectively arranged at two ends with the first rolling bearing and the second rolling bearing, the first rolling
Dynamic bearing and the second rolling bearing are sleeved on helical gear shaft, are provided with packing ring between the second rolling bearing and reduction gearing.
Further, driving in the rivet hole of gear front end and be provided with back-up ring, back-up ring is positioned at knock-pin front end.
Compared with the prior art this utility model has the advantage that
Reduction gearing of the present utility model can play to slow down and increase the effect of transmission moment of torsion, thus reaches that volume is little, weight
Gently, the purpose that power is bigger；And drive gear to be connected with the rivet formula that is connected by of knock-pin, and solid and reliable, impacted
Time be not easy abjection, and efficiency of assembling is high, steady quality, and production cost is low.
Accompanying drawing explanation
Fig. 1 is this utility model front view.
Fig. 2 is A-A sectional view in Fig. 1.
Description of reference numerals: 1-back-up ring, 2-drive gear, 201-involute gear, 202-Involute gear spiral tiltedly to spend
Key, 3-helical gear shaft, the 301-tooth axle oblique spline of involute spiral, 302-inner position platform, 4-knock-pin, 5-packing ring, 6-compress bullet
Spring, 7-interstage sleeve, 8-elastic spring, 9-reduction gearing, 10-ball, 11-support spring, 12-eccentric arc slideway, 13-first roll
Dynamic bearing, 14-the second rolling bearing, 15-starter thimble.
Detailed description of the invention
The embodiment combined in accompanying drawing is further described by this utility model below:
As shown in Figure 1 and 2, this utility model mainly includes driving gear 2, helical gear shaft 3, knock-pin 4 and reduction gearing 9.
Drive gear 2 outer surface to be provided with the involute gear 201 matched with engine ring gear, drive in gear 2 endoporus
Being provided with the oblique spline of Involute gear spiral 202, before helical gear shaft 3, section surface is provided with the tooth axle oblique spline of involute spiral 301, spiral
Tooth axle 3 is connected with the oblique spline of Involute gear spiral 202 driving gear 2 by the tooth axle oblique spline of involute spiral 301.
Helical gear shaft 3 stage casing suit reduction gearing 9.Reduction gearing 9 is involute gear, is provided with in reduction gearing 9 inner chamber
Multiple eccentric arc slideways 12, are provided with a ball 10 and a support spring 11, support bullet in each eccentric arc slideway 12
End in contact eccentric arc slideway 12 sidewall after spring 11, supports end in contact ball 10 before spring 11.
The left and right of reduction gearing 9 is respectively arranged at two ends with first rolling bearing 13 and the second rolling bearing 14, first axis of rolling
Hold 13 and second rolling bearing 14 be sleeved on helical gear shaft 3, be provided with packing ring 5 between the second rolling bearing 14 and reduction gearing 9.
Knock-pin 4 is slidably connected in the centre bore of helical gear shaft 3, and the center of helical gear shaft 3 is stretched out in the front end of knock-pin 4
Hole is also installed in the rivet hole of driving gear 2 front end.The rear end suit interstage sleeve 7 of knock-pin 4, and by being installed on knock-pin 4 draw-in groove
On elastic spring 8 clamping interstage sleeve 7.
Being provided with back-up ring 1 in the rivet hole of described driving gear 2 front end, back-up ring 1 is positioned at knock-pin 4 front end.
Knock-pin 4 back segment suit compression spring 6, compression spring 6 front end is positioned by the inner position platform 302 of helical gear shaft 3,
Compression spring 6 rear end is positioned by interstage sleeve 7.
Operation principle of the present utility model is: operationally, and starter is energized, and starter thimble 15 reach promotes knock-pin
Move forward with driving gear so that drive gear to engage with engine ring gear.Now connecting major loop, starter armature rotates, logical
Cross reduction gearing, helical gear shaft, the rotation of driving gear driven engine ring gear, reach to start the purpose of electromotor.Work as electromotor
After starting, power-off of starter, starter thimble retreats, and knock-pin retreats under the promotion of compression spring, drives after driving gear
Move back, complete the overall process of one push start clutch.
Reduction gearing of the present utility model can play to slow down and increase the effect of transmission moment of torsion, thus reaches that volume is little, weight
Gently, the purpose that power is bigger.And drive gear to be connected with the rivet formula that is connected by of knock-pin, and solid and reliable, impacted
Time be not easy abjection, and efficiency of assembling is high, steady quality, and production cost is low.
Claims (5)
1. a single-way speed-reducing clutch, including driving gear (2), helical gear shaft (3), knock-pin (4) and reduction gearing
(9), it is characterized in that: drive in gear (2) endoporus and be provided with the oblique spline of Involute gear spiral (202), helical gear shaft (3) front segment table
Face is provided with the tooth oblique spline of axle involute spiral (301), and helical gear shaft (3) passes through the tooth oblique spline of axle involute spiral (301) and drives
The oblique spline of the Involute gear spiral (202) of moving gear (2) is connected；Helical gear shaft (3) stage casing suit reduction gearing (9),
Reduction gearing (9) inner chamber is provided with multiple eccentric arc slideway (12), in each eccentric arc slideway (12), is provided with a ball
(10) and one supports spring (11), supports spring (11) end in contact eccentric arc slideway (12) sidewall afterwards, supports spring (11)
Front end in contact ball (10)；Knock-pin (4) is slidably connected in the centre bore of helical gear shaft (3), and the front end of knock-pin (4) is stretched out
The centre bore of helical gear shaft (3) is also installed in the rivet hole of driving gear (2) front end, rear end suit interstage sleeve (7) of knock-pin (4),
And by elastic spring (8) the clamping interstage sleeve (7) being installed on knock-pin (4) draw-in groove；Knock-pin (4) back segment suit compression spring
(6), compression spring (6) front end is positioned by the inner position platform (302) of helical gear shaft (3), and interstage sleeve is passed through in compression spring (6) rear end
(7) location.
2. a kind of single-way speed-reducing clutch as claimed in claim 1, is characterized in that: described driving gear (2) outer surface sets
There is the involute gear (201) matched with engine ring gear.
3. a kind of single-way speed-reducing clutch as claimed in claim 1, is characterized in that: described reduction gearing (9) is involute
Gear.
4. a kind of single-way speed-reducing clutch as claimed in claim 1, is characterized in that: the left and right two of described reduction gearing (9)
End is respectively equipped with the first rolling bearing (13) and the second rolling bearing (14), the first rolling bearing (13) and the second rolling bearing
(14) it is sleeved on helical gear shaft (3), between the second rolling bearing (14) and reduction gearing (9), is provided with packing ring (5).
5. a kind of single-way speed-reducing clutch as claimed in claim 1, is characterized in that: described driving gear (2) front end rivet hole
In be provided with back-up ring (1), back-up ring (1) is positioned at knock-pin (4) front end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620641081.8U CN205745001U (en) | 2016-06-24 | 2016-06-24 | A kind of single-way speed-reducing clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620641081.8U CN205745001U (en) | 2016-06-24 | 2016-06-24 | A kind of single-way speed-reducing clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205745001U true CN205745001U (en) | 2016-11-30 |
Family
ID=57385075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620641081.8U Expired - Fee Related CN205745001U (en) | 2016-06-24 | 2016-06-24 | A kind of single-way speed-reducing clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205745001U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108374849A (en) * | 2018-04-28 | 2018-08-07 | 无锡市神力齿轮冷挤有限公司 | A kind of single-way speed-reducing clutch with overload protection |
-
2016
- 2016-06-24 CN CN201620641081.8U patent/CN205745001U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108374849A (en) * | 2018-04-28 | 2018-08-07 | 无锡市神力齿轮冷挤有限公司 | A kind of single-way speed-reducing clutch with overload protection |
| CN108374849B (en) * | 2018-04-28 | 2023-11-24 | 无锡市神力齿轮冷挤有限公司 | Speed-reducing one-way clutch with overload protection |
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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: 20161130 Termination date: 20200624 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |