CN204357981U - A kind of novel lock pin multi-cone synchronizer - Google Patents
A kind of novel lock pin multi-cone synchronizer Download PDFInfo
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- CN204357981U CN204357981U CN201420652554.5U CN201420652554U CN204357981U CN 204357981 U CN204357981 U CN 204357981U CN 201420652554 U CN201420652554 U CN 201420652554U CN 204357981 U CN204357981 U CN 204357981U
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- friction ring
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Abstract
The utility model discloses a kind of novel lock pin multi-cone synchronizer, comprise output shaft, output shaft is set with synchronizer sliding sleeve gear and low regime clutch; Synchronizer sliding sleeve gear is connected with high-grade gear by high-grade vertebra ring assembly, be provided with between synchronizer sliding sleeve gear and low regime clutch successively can rubbing contact and compress low grade in friction ring assembly, intermediate friction ring and low-grade external friction ring.The utility model changes lockpin-type list conical surface synchronizer into lockpin-type synchronizer having three pyramidal faces, between original friction ring and gear, only add intermediate friction ring and low-grade external friction ring two parts, synchronizer installation dimension is constant, can substitute original single conical surface synchronizer very easily; Meanwhile, performance is compared and is improve more than 1 times, and use synchronizer having three pyramidal faces, odd-side high and low shift is shorter for conversion time, handles comfortable, the synchronizer caused not because of synchronous capacity can be avoided to damage phenomenon, improve the life-span of synchronizer.
Description
Technical field
The utility model belongs to driving engine technical field, relates to a kind of pin-type synchronizer, especially a kind of novel lock pin multi-cone synchronizer.
Background technique
Compare lock ring type synchronizer, pin-type synchronizer because of part few, structure is simple, durable being widely used makes the auxiliary box synchronizer of major-minor case structure speed changer, current pin-type synchronizer is the design of single conical surface, the synchronous capacity of single conical surface synchronizer is little, particularly along with the progress of science and technology, the rated speed of motor improves, speed discrepancy between the speed changer causing same speed ratio differential two grades becomes large, same synchronizer, odd-side needs the time to lengthen by top grade to low grade conversion, reduce handling comfort, for the driver that personality is impetuous, easily cause odd-side also not complete gear shift main tank and be linked into gear thus the wearing and tearing of aggravation auxiliary box synchronizer, synchronizer is caused to damage.
Model utility content
The purpose of this utility model is the shortcoming overcoming above-mentioned prior art, there is provided a kind of novel lock pin multi-cone synchronizer, this synchronizer solves existing odd-side list conical surface synchronizer off-capacity, the fragile particularly high-grade problem long to the low-grade conversion synchronization time of synchronizer.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of novel lock pin multi-cone synchronizer, comprises the sliding gear collar be arranged on output shaft; The side of synchronizer sliding sleeve gear, and be disposed with between the first gear can rubbing contact friction ring assembly, intermediate friction ring and external friction ring in compressing; It is secondary that interior friction ring assembly male cone (strobilus masculinus) and intermediate friction ring inner conical surface, intermediate friction ring male cone (strobilus masculinus) and the first external friction ring inner conical surface form two groups of conical surface frictions jointly;
The spoke of the first gear offers hole slot, intermediate friction ring is circumferentially evenly provided with some first gear teeth; On first gear, the quantity of hole slot is identical with the hole slot quantity of first gear teeth; During assembling, first gear teeth extend in the hole slot of the first gear and are connected with the first gear;
Interior friction ring assembly comprises interior friction ring, and be arranged at least three the first lock pins that interior friction ring is also circumferentially evenly arranged, first lock pin is provided with locking face, synchronizer sliding sleeve gear offers the first locking hole matched with the first side chain shotpin, the nose end of the first locking hole offers the locking face of matching with the locking face of lock pin; During assembling, the first side chain shotpin is through the first locking hole on synchronizer sliding sleeve gear.
The male cone (strobilus masculinus) of described interior friction ring and intermediate friction ring is provided with the friction material for increasing frictional force.
The first described gear is provided with inner conical surface, and the inner conical surface of the first gear and external friction ring male cone (strobilus masculinus) form the 3rd group of friction pair.
The male cone (strobilus masculinus) of described external friction ring is provided with the friction material for increasing frictional force.
The opposite side of described synchronizer sliding sleeve gear is provided with conical ring assembly; Conical ring assembly comprises friction ring and is arranged on the second lock pin on friction ring, second lock pin is provided with locking face, synchronizer sliding sleeve gear offers the second locking hole matched with the second lock pin, the nose end of the second locking hole offers the locking face of matching with the locking face of lock pin; During assembling, the second side chain shotpin is through the second locking hole on synchronizer sliding sleeve gear.
Described interior friction ring assembly and conical ring assembly are respectively arranged with the positioning device for internal friction ring assembly or conical ring assembly and synchronizer sliding sleeve gear circumferential registration.
Described positioning device comprises the pin-and-hole be opened in respectively on friction ring or interior friction ring, and the inwall side opening of pin-and-hole is provided with the spring eye for mounting spring; First lock pin or the second lock pin through corresponding pin-and-hole, and are pressed on the inner side surface of pin-and-hole by the spring top in spring eye.
The outer ring circumference of described interior friction ring is evenly provided with some second gear teeth, external friction ring offers and matches with second gear teeth on interior friction ring, by the teeth groove that interior friction ring is connected with external friction ring.
The second described gear teeth are rectangular teeth, and teeth groove is rectangle groove.
Compared with prior art, the utility model has following beneficial effect:
The utility model changes lockpin-type list conical surface synchronizer into synchronizer having three pyramidal faces, between original friction ring and gear, only add intermediate friction ring and low-grade external friction ring two parts, synchronizer installation dimension is constant, can substitute original single conical surface synchronizer very easily; In low-grade, the male cone (strobilus masculinus) of friction ring and the inner conical surface of intermediate friction ring form one group of friction pair, the male cone (strobilus masculinus) of intermediate friction ring and the inner conical surface of low-grade external friction ring form one group of friction pair, the low-grade male cone (strobilus masculinus) of external friction ring and the inner conical surface of low regime clutch form one group of friction pair, form three groups of friction pairs altogether; Single conical surface synchronizer changes synchronizer having three pyramidal faces into, and performance is compared and improve more than 1 times, uses synchronizer having three pyramidal faces, odd-side high and low shift is shorter for conversion time, handle comfortable, the synchronizer caused not because of synchronous capacity can be avoided to damage phenomenon, improve the life-span of synchronizer.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is the structural representation of friction ring assembly in the utility model;
Fig. 3 is the outline drawing of friction ring in the utility model low grade;
Fig. 4 is the outline drawing of the utility model intermediate friction ring;
Fig. 5 is the outline drawing of the low-grade external friction ring of the utility model;
Fig. 6 is the structural representation of the utility model positioning device.
Wherein: 1 is high-grade gear; 2 is high-grade conical ring assembly; 3 is synchronizer sliding sleeve gear; 4 is low-grade external friction ring; 5 is intermediate friction ring; 6 is interior friction ring assembly; 7 is output shaft; 8 is low regime clutch; 9 is lock pin; 10 is low-grade interior friction ring; 11 is first gear teeth; 12 is teeth groove; 13 is second gear teeth; 14 is pin-and-hole; 15 is spring; 16 is spring eye.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
See Fig. 1 to Fig. 6, the utility model novel lock pin synchronizer having three pyramidal faces, comprise interior friction ring assembly 6, intermediate friction ring 5, low-grade external friction ring 4, synchronizer sliding sleeve gear 3, low regime clutch 8, interior friction ring assembly 6 is made up of low-grade interior friction ring 10 and lock pin 9;
The male cone (strobilus masculinus) of low-grade interior friction ring 10, intermediate friction ring 5, low-grade external friction ring 4 all has friction material, and friction material can be the friction material of any type; In low-grade, the male cone (strobilus masculinus) of friction ring 10 and the inner conical surface of intermediate friction ring 5 form one group of friction pair, the male cone (strobilus masculinus) of intermediate friction ring 5 and the inner conical surface of low-grade external friction ring 4 form one group of friction pair, the low-grade male cone (strobilus masculinus) of external friction ring 4 and the inner conical surface of low regime clutch 8 form one group of friction pair, form three groups of friction pairs altogether;
Wherein, in low-grade, the outer ring circumference of friction ring 10 is provided with some first gear teeth 11, low-grade external friction ring 4 is provided with the some teeth groove 12 matched with friction ring in low grade 10 gear teeth, friction ring in low grade 10 and low-grade external friction ring 4 is linked together; Intermediate friction ring 5 is provided with some second gear teeth 13, the spoke of low regime clutch 8 is provided with the oil-through hole with the second gear teeth 13 respective numbers, second gear teeth 13 on intermediate friction ring 5 stretch in the oilhole of low regime clutch 8; In low-grade, friction ring 10 is fixed with at least 3 lock pins be uniformly distributed circumferentially 9, lock pin 9 is through the locking hole on synchronizer sliding sleeve gear 3; Interior friction ring assembly 6 and conical ring assembly 2 are respectively arranged with for internal friction ring assembly 6 or conical ring assembly 2 positioning device with synchronizer sliding sleeve gear 3 circumferential registration.Positioning device comprises the pin-and-hole 14 be opened in respectively on friction ring or interior friction ring 10, and the inwall side opening of pin-and-hole 14 is provided with the spring eye 16 for mounting spring 15; First lock pin or the second lock pin through corresponding pin-and-hole 14, and are pressed on the inner side surface of pin-and-hole 14 by spring 15 top in spring eye 16.
Utility model works process:
When odd-side carries out top grade to low-grade conversion operations, synchronizer sliding sleeve gear 3 pushes away lock pin 9 and drives low-grade interior friction ring 10 to move to low regime clutch 8 side simultaneously, in low-grade, the external friction face of friction ring 10 contacts with intermediate friction ring 5 inner conical surface and continues to promote intermediate friction ring 5 and move to low regime clutch 8 side, intermediate friction ring 5 rubbing surface contacts with low-grade external friction ring 4 inner conical surface, final low-grade external friction ring 4 rubbing surface contacts with low regime clutch inner conical surface, each friction ring of appropriate design and the axial clearance of low regime clutch 8 ensure that three rubbing surfaces all can reliably be adjacent to successively, give full play to the synchronous effect capacious of having three pyramidal faces.
As shown in Figure 1, the utility model is only further described in detail structure of the present utility model for low-grade side having three pyramidal faces, and the utility model comprises high-grade gear 1, high-grade conical ring assembly 2, synchronizer sliding sleeve gear 3, low-grade external friction ring 4, intermediate friction ring 5, interior friction ring assembly 6, output shaft 7, these eight main parts size of low regime clutch 8.
Interior friction ring assembly 6 is made up of lock pin 9 and friction ring 10 in low grade, and in low-grade, friction ring 10 outer ring circumference is provided with some first gear teeth 11, and male cone (strobilus masculinus) has friction material; Intermediate friction ring 5 is provided with some second gear teeth 13, male cone (strobilus masculinus) has friction material; Low-grade external friction ring 4 is provided with some rectangle teeth groove, male cone (strobilus masculinus) has friction material; Low regime clutch 8 is provided with inner conical surface, spoke is provided with oil-through hole; First gear teeth 11 in low-grade on friction ring 10 stretch in the rectangle teeth groove of low-grade external friction ring 4; Second gear teeth on intermediate friction ring 5 stretch in the oil-through hole of low regime clutch 8; In low-grade, friction ring 10 male cone (strobilus masculinus) and intermediate friction ring 5 inner conical surface, intermediate friction ring 5 male cone (strobilus masculinus) and low-grade external friction ring 4 inner conical surface, low-grade external friction ring 4 male cone (strobilus masculinus) and low regime clutch 8 inner conical surface form three groups of friction pairs jointly;
The utility model also has the following advantages:
The utility model synchronizer sliding sleeve gear 3 is linked together by spline and output shaft 7, lock pin on interior friction ring assembly 6 is through synchronizer sliding sleeve gear 3, in gearshift procedure, synchronizer sliding sleeve gear 3 moves to low-grade side, when touching the locking face on lock pin, promoting lock pin drives low-grade interior friction ring 10 to move to low regime clutch 8, synchronizer sliding sleeve gear 3, friction ring 10 in low-grade, low-grade external friction ring 4 keeps same rotating speed with output shaft 7, intermediate friction ring 5 and low regime clutch 8 are same rotating speed, ensure that in synchronizing process and all can produce friction torque because of speed discrepancy between three groups of rubbing surfaces, the rational spatial structure of ingehious design, ensure that the reliable compression of three groups of rubbing surfaces, the friction torque of rapid generation makes low regime clutch 8 and synchronizer sliding sleeve gear 3 very fast synchronous, complete gear shift action fast.Oil-through hole on low regime clutch 8, the reasonable setting in gap between each friction ring and gear, ensure that the sufficient lubrication between each rubbing surface, synchronizer can be prevented overheated.The utility model can low-grade side be only that having three pyramidal faces also can be having three pyramidal faces in high and low shift both sides, can be used as auxiliary box synchronizer and also can be used as main tank synchronizer.In a word, the utility model changes synchronizer into having three pyramidal faces by single conical surface, do not change the installation dimension of original synchronizer, only internal structure is improved, add intermediate friction ring 5 and low-grade external friction ring 4 two parts, cost increase is very little, but change three groups of friction pairs into by one group of friction pair, consider that axial width slightly reduces, synchronous capacity can increase by more than 1 times, and lock in time shortens, ensure that quick gear shift, add handling comfort, improve auxiliary box synchronizer reliability, add synchronizer working life.
Above content is only and technological thought of the present utility model is described; protection domain of the present utility model can not be limited with this; every technological thought according to the utility model proposes, any change that technological scheme basis is done, within the protection domain all falling into the utility model claims.
Claims (9)
1. a novel lock pin multi-cone synchronizer, is characterized in that: comprise the sliding gear collar (3) be arranged on output shaft (7); The side of synchronizer sliding sleeve gear (3), and be disposed with between the first gear (8) can rubbing contact the interior friction ring assembly (6) compressed, intermediate friction ring (5) and external friction ring (4); It is secondary that interior friction ring assembly (6) male cone (strobilus masculinus) and intermediate friction ring (5) inner conical surface, intermediate friction ring (5) male cone (strobilus masculinus) and the first external friction ring (4) inner conical surface form two groups of conical surface frictions jointly;
The spoke of the first gear (8) offers hole slot, intermediate friction ring (5) is circumferentially evenly provided with some first gear teeth (13); The quantity of the upper hole slot of the first gear (8) is identical with the hole slot quantity of first gear teeth (13); During assembling, first gear teeth (13) extend in the hole slot of the first gear (8) and are connected with the first gear (8);
Interior friction ring assembly (6) comprises interior friction ring (10), and be arranged on upper at least three the first lock pins (9) be also circumferentially evenly arranged of interior friction ring (10), (9) are provided with locking face to first lock pin, synchronizer sliding sleeve gear (3) offers the first locking hole matched with the first side chain shotpin (9), the nose end of the first locking hole offers the locking face of matching with the locking face of lock pin (9); During assembling, the first side chain shotpin (9) is through the first locking hole on synchronizer sliding sleeve gear (3).
2. novel lock pin multi-cone synchronizer according to claim 1, is characterized in that: the male cone (strobilus masculinus) of described interior friction ring (10) and intermediate friction ring (5) is provided with the friction material for increasing frictional force.
3. novel lock pin multi-cone synchronizer according to claim 1 and 2, it is characterized in that: described the first gear (8) is provided with inner conical surface, the inner conical surface of the first gear (8) and external friction ring (4) male cone (strobilus masculinus) form the 3rd group of friction pair.
4. novel lock pin multi-cone synchronizer according to claim 3, is characterized in that: the male cone (strobilus masculinus) of described external friction ring (4) is provided with the friction material for increasing frictional force.
5. novel lock pin multi-cone synchronizer according to claim 1, is characterized in that: the opposite side of described synchronizer sliding sleeve gear (3) is provided with conical ring assembly (2); Conical ring assembly (2) comprises friction ring and is arranged on the second lock pin on friction ring, second lock pin is provided with locking face, synchronizer sliding sleeve gear (3) offers the second locking hole matched with the second lock pin, the nose end of the second locking hole offers the locking face of matching with the locking face of lock pin (9); During assembling, the second side chain shotpin is through the second locking hole on synchronizer sliding sleeve gear (3).
6. novel lock pin multi-cone synchronizer according to claim 5, is characterized in that: described interior friction ring assembly (6) and conical ring assembly (2) are respectively arranged with for internal friction ring assembly (6) or conical ring assembly (2) positioning device with synchronizer sliding sleeve gear (3) circumferential registration.
7. novel lock pin multi-cone synchronizer according to claim 6, it is characterized in that: described positioning device comprises the pin-and-hole (14) be opened in respectively on friction ring or interior friction ring (10), the inwall side opening of pin-and-hole (14) is provided with the spring eye (16) for mounting spring (15); First lock pin or the second lock pin through corresponding pin-and-hole (14), and are pressed on the inner side surface of pin-and-hole (14) by spring (15) top in spring eye (16).
8. the novel lock pin multi-cone synchronizer according to claim 1 or 2 or 5 or 6 or 7, it is characterized in that: the outer ring circumference of described interior friction ring (10) is evenly provided with some second gear teeth (11), external friction ring (4) offers second gear teeth (11) upper with interior friction ring (10) to match, by the teeth groove (12) that interior friction ring (10) is connected with external friction ring (4).
9. novel lock pin multi-cone synchronizer according to claim 8, is characterized in that: described second gear teeth (11) are rectangular teeth, and teeth groove (12) is rectangle groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420652554.5U CN204357981U (en) | 2014-11-04 | 2014-11-04 | A kind of novel lock pin multi-cone synchronizer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420652554.5U CN204357981U (en) | 2014-11-04 | 2014-11-04 | A kind of novel lock pin multi-cone synchronizer |
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| CN204357981U true CN204357981U (en) | 2015-05-27 |
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| CN201420652554.5U Active CN204357981U (en) | 2014-11-04 | 2014-11-04 | A kind of novel lock pin multi-cone synchronizer |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104389917A (en) * | 2014-11-04 | 2015-03-04 | 陕西法士特汽车传动集团有限责任公司 | Novel locking pin type multi-conical-surface synchronizer |
| US20160273611A1 (en) * | 2015-03-20 | 2016-09-22 | Canon Kabushiki Kaisha | Damping structure |
| CN106763277A (en) * | 2016-12-15 | 2017-05-31 | 陕西法士特汽车传动集团有限责任公司 | Lockpin-type synchronizer having three pyramidal faces |
-
2014
- 2014-11-04 CN CN201420652554.5U patent/CN204357981U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104389917A (en) * | 2014-11-04 | 2015-03-04 | 陕西法士特汽车传动集团有限责任公司 | Novel locking pin type multi-conical-surface synchronizer |
| US20160273611A1 (en) * | 2015-03-20 | 2016-09-22 | Canon Kabushiki Kaisha | Damping structure |
| US9958026B2 (en) * | 2015-03-20 | 2018-05-01 | Canon Kabushiki Kaisha | Damping structure |
| CN106763277A (en) * | 2016-12-15 | 2017-05-31 | 陕西法士特汽车传动集团有限责任公司 | Lockpin-type synchronizer having three pyramidal faces |
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