CN102011856B - Self-energizing inertia lock key type synchronizer - Google Patents
Self-energizing inertia lock key type synchronizer Download PDFInfo
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- CN102011856B CN102011856B CN 201010552868 CN201010552868A CN102011856B CN 102011856 B CN102011856 B CN 102011856B CN 201010552868 CN201010552868 CN 201010552868 CN 201010552868 A CN201010552868 A CN 201010552868A CN 102011856 B CN102011856 B CN 102011856B
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- punching press
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Abstract
The invention discloses a self-energizing inertia lock key type synchronizer, which comprises two inner rings, two intermediate rings, two outer rings, a sliding sleeve, gear holders, two connecting gears, pushing blocks and springs, two punched rings and two disc springs, wherein the pushing blocks and the springs are uniformly distributed and in the same number; the sliding sleeve is positioned in the connecting gears and is connected with the gear holders; the disc springs are distributed between the gear holders and the punched rings; the punched rings have a ring structure of which the outer ring is provided with a mounting boss, the outer rings of the punched rings are provided with claws uniformly; first self-energizing inclined planes are arranged on the two sides of the claws, the punched rings are inserted into the gear holders at a certain stagger angle and then arranged in a sliding sleeve, and the inner rings and the punched rings are arranged and connected through the mounting bosses; and the sliding sleeve is provided with a synchronizing gear, a second self-energizing inclined plane matched with the first self-energizing inclined planes is arranged on one side of the synchronizing gear. In the invention, the self energizing is realized by using the punched rings and the disc springs and by arranging the synchronizing gear on the sliding sleeve, the structure is simple, and the requirements on material, heat treatment and manufacturing precision are low. The synchronizer is applicable to synchronous systems for automobile gearboxes.
Description
Technical field
The present invention relates to the automobile gearbox synchronizer, relate in particular to a kind of self energizing effort inertial lock ring type synchronizer.
Background technique
Before the present invention proposes; General self energizing effort synchronizer is claimed " bohr house " (Porsehe) synchronizer again; This synchronizer is the common taper synchronizing ring of elasticity synchronizing ring replacement with a kind of opening; Its cone of friction is on synchronizing ring and sliding sleeve, and its structure and inertial lock ring type synchronizer have very big difference.But because this synchronizer requires all than higher, so adopt less at home material, heat treatment and accuracy of manufacturing.
Summary of the invention
The objective of the invention is in order to solve the deficiency that above-mentioned background technology exists, propose a kind of simple in structure, to the less demanding self energizing effort inertial lock ring type synchronizer of material, heat treatment and accuracy of manufacturing.
For realizing above-mentioned purpose, the present invention adopts following technological scheme: a kind of self energizing effort inertial lock ring type synchronizer comprises bipyramid synchronizing ring friction component: ring, two central rings and two outer shrouds in two; The engagement component of tooth a: sliding sleeve, a toothholder and two combination teeth; Presynchronization assembly: the pushing block and the spring that are uniformly distributed with quantity; After bipyramid synchronizing ring friction component utilizes conical surface friction to make combination tooth and sliding sleeve roughly synchronous; Sliding sleeve gets into and combines tooth; Sliding sleeve adopts free-sliding spline to be connected with toothholder, and also comprise the self energizing effort assembly: two punching press circles and two dish springs, said dish spring are arranged between toothholder and the punching press circle;
Said punching press circle is the circle structure that outer toroid is provided with installation base; Also evenly be provided with claw on the said punching press circle outer toroid; Said claw both sides are provided with the first self energizing effort inclined-plane; Said two punching press circles stagger and are installed in the sliding sleeve after several angle inserts toothholder, and to reduce the installing space of punching press circle, said interior ring is installed through said installation base with the punching press circle and is connected;
Said sliding sleeve is provided with synchronous tooth, and this synchronous tooth one side is provided with the second self energizing effort inclined-plane that matches with the said first self energizing effort inclined-plane.
In such scheme, said outer shroud outer wall is provided with projection, and said projection is provided with the first bigger angle of lock of area; The synchronous tooth opposite side of said sliding sleeve is provided with second angle of lock, and this second angle of lock matches with said first angle of lock, like this; On the one hand, said outer shroud has been cancelled the locking tooth-shape structure, substitutes with projection; The mould manufacturing is simpler, and cost reduces, and the angle of lock that the area of making on each projection the is bigger intensity more tooth-like than traditional locking is higher; And also tooth-like than the traditional locking area of locking face is big, and locking is more reliable and more stable; Aspect in addition, the angle of lock on the sliding sleeve separates design arrangement with combining the angle, this design be in: angle of lock is come with combining the angle branch; Realize the effect of oneself separately, angle of lock plays the locking effect specially, does not participate in and the engagement that combines tooth; Wearing and tearing also can reduce greatly like this, and reliability is improved, and the life-span is longer; And when specifically designing, can combine the angle to combine the angle size design sliding sleeve on the sliding sleeve, like this according to the combination tooth that combines tooth; Sliding sleeve with combine the tooth engagement can be more steadily reliable, secondary ring power also can reduce, the gear shift feel can be better.
In such scheme, the quantity of said claw is at least 3, and said claw is many more, and the self energizing effort that the punching press circle produces is more stable, and claw is many more, average stressed more little to each claw, and working life is long more.
In such scheme, said sliding sleeve is provided with groove, and this groove is used for the installation of said punching press circle claw.
In such scheme, the bigger diameter end of said dish spring is towards the punching press circle, and the area of contact of dish spring and punching press circle is bigger like this, supports the punching press circle more reposefully.
The present invention is through increasing punching press circle and dish spring on the architecture basics of inertial lock ring type synchronizer; And on sliding sleeve, add synchronous tooth (referring to Fig. 1 and Fig. 9), and just can realize self energizing effort, simple in structure; Less demanding to material, heat treatment and accuracy of manufacturing, net synchronization capability is more reliable and more stable.
Description of drawings
Fig. 1 is embodiment's a blast structural representation;
Fig. 2 is the structural representation of punching press circle among the embodiment;
Fig. 3 is the structural representation of sliding sleeve among the embodiment;
Fig. 4 is the structural representation of outer shroud among the embodiment;
Fig. 5 is the position relational structure schematic representation of toothholder among the embodiment, sliding sleeve, pushing block and spring;
Fig. 6 is the position relational structure schematic representation of punching press circle, toothholder and sliding sleeve among the embodiment;
Fig. 7 is embodiment's a main TV structure schematic representation;
Fig. 8 is that the A-A of Fig. 7 is to the local structure for amplifying schematic representation of section;
Fig. 9 is the structural representation of inertial lock ring type synchronizer.
Among the figure, 1 interior ring, 2 central rings, 3 outer shrouds, the 3a projection, 3b first angle of lock, 4 sliding sleeves, the synchronous tooth of 4a, the 4b second self energizing effort inclined-plane, 4c second angle of lock, the 4d groove, the 4e sliding sleeve combines the angle; 5 toothholders, 6 combine tooth, and 6a combines tooth to combine angle, 7 punching press circles, 7a installation base, 7b claw, the 7c first self energizing effort inclined-plane, 8 dish springs, 9 pushing blocks, 10 springs.
Embodiment
As shown in Figure 1, present embodiment comprises bipyramid synchronizing ring friction component: encircle 1, two central ring 2 and two outer shrouds 3 in two; The engagement component of tooth: sliding sleeve 4, toothholder 5 and two combine teeth 6; Presynchronization assembly: the pushing block 9 and spring 10 that are uniformly distributed with quantity; After bipyramid synchronizing ring friction component utilizes conical surface friction to make combination tooth 6 and sliding sleeve 4 roughly synchronous; Sliding sleeve 4 gets into and combines tooth 6; Sliding sleeve 4 adopts free-sliding spline to be connected with toothholder 5, and also comprise the self energizing effort assembly: two punching press circles 7 and two dish springs 8, said dish spring 8 are arranged between toothholder 5 and the punching press circle 7;
As shown in Figure 2; Said punching press circle 7 is provided with the circle structure of installation base 7a for outer toroid; Also evenly be provided with claw 7b on said punching press circle 7 outer toroid, said claw 7b both sides are provided with the first self energizing effort inclined-plane 7c, and said two punching press circles 7 stagger and are installed in the sliding sleeve 4 (referring to Fig. 5 and Fig. 6) after several angle inserts toothholder 5; To reduce the installing space of punching press circle 7, said interior ring 1 is installed through said installation base 7a with punching press circle 7 and is connected;
As shown in Figure 3, said sliding sleeve 4 is provided with synchronous tooth 4a, and this synchronous tooth one side is provided with the second self energizing effort inclined-plane 4b that matches with the said first self energizing effort inclined-plane 7c.
As shown in Figure 4, in such scheme, said outer shroud 3 outer walls are provided with projection 3a; Said projection 3a is provided with the first bigger angle of lock 3b of area, and the synchronous tooth 4a opposite side of said sliding sleeve 4 is provided with the second angle of lock 4c, and this second angle of lock 4c matches with the said first angle of lock 3b; Like this, on the one hand, said outer shroud 3 has been cancelled the locking tooth-shape structure; Substitute with projection 3a, the mould manufacturing is simpler, and cost reduces; The first angle of lock 3b that the area that each projection 3a go up to make the is bigger intensity more tooth-like than traditional locking is higher, and also tooth-like than the traditional locking area of the locking face of the said first angle of lock 3b is big, and locking is more reliable and more stable; Aspect in addition, the angle of lock on the sliding sleeve 4 separates design arrangement with combining the angle, this design be in: angle of lock is come with combining the angle branch; Realize the effect of oneself separately, special its locking effect of angle of lock is not participated in and the engagement that combines tooth 6; Wearing and tearing also can reduce greatly like this, and reliability is improved, and the life-span is longer; And when specifically designing, can combine angle 4e to combine angle 6a size design the sliding sleeve on the sliding sleeve 4, like this according to the combination tooth that combines tooth 6; Sliding sleeve 4 with combine tooth 6 engagement can be more steady, secondary ring power also can reduce, the gear shift feel can be better.
In such scheme, the quantity of said claw 7b is at least 3, and said claw 7b is many more, and the self energizing effort that punching press circle 7 produces is more stable, and claw 7b is many more, average stressed more little to each claw 7b, and working life is long more.
As shown in Figure 3, in such scheme, said sliding sleeve 4 is provided with groove 4d, and this groove 4d is used for the installation of said punching press circle 7 claw 7b.
As shown in Figure 1, in such scheme, the bigger diameter end of said dish spring 8 is towards punching press circle 7, and dish spring 8 is bigger with the area of contact of punching press circle 7 like this, supports punching press circle 7 more reposefully.
Working principle of the present invention is following: like Fig. 1, Fig. 7 and shown in Figure 8; Engage the outer shroud 3 of bipyramid synchronizing ring friction component from neutral position motion with an initial engagement force when gearshift power causes sliding sleeve 4, friction torque produces and the second angle of lock 4c and the first angle of lock 3b of outer shroud 3 on the sliding sleeve 4 is engaged; The interior ring 1 of bipyramid synchronizing ring friction component rotates under the effect of friction torque; Driving punching press circle 7 rotates; The first self energizing effort inclined-plane 7c of punching press circle 7 is pressed against on the second self energizing effort inclined-plane 4b on the sliding sleeve 4; Produce additional axial force F A, and be used to increase the engaging force of bipyramid synchronizing ring friction component, dish spring 8 provides elastic force FT to stop punching press circle 7 to move to opposite side simultaneously; After synchronizing process finished, sliding sleeve 4 continued to move to combination tooth 6, and the sliding sleeve combination angle 4e of sliding sleeve 4 and the combination tooth of combination tooth 6 combine angle 6a to contact, and at the continuous action low sleeve 4 insertion combination teeth 6 of gearshift power, shifted gears and finished.
Claims (5)
1. a self energizing effort inertial lock ring type synchronizer comprises bipyramid synchronizing ring friction component: ring, two central rings and two outer shrouds in two; The engagement component of tooth a: sliding sleeve, a toothholder and two combination teeth; Presynchronization assembly: the pushing block and the spring that are uniformly distributed with quantity; After bipyramid synchronizing ring friction component utilizes conical surface friction to make combination tooth and sliding sleeve roughly synchronous; Sliding sleeve gets into and combines tooth, and sliding sleeve adopts free-sliding spline to be connected with toothholder, it is characterized in that; Also comprise the self energizing effort assembly: two punching press circles and two dish springs, said dish spring are arranged between toothholder and the punching press circle;
Said punching press circle is the circle structure that outer toroid is provided with installation base; Also evenly be provided with claw on the said punching press circle outer toroid; Said claw both sides are provided with the first self energizing effort inclined-plane; Said two punching press circles stagger and are installed in the sliding sleeve after several angle inserts toothholder, and to reduce the installing space of punching press circle, said interior ring is installed through said installation base with the punching press circle and is connected;
Said sliding sleeve is provided with synchronous tooth, and this synchronous tooth one side is provided with the second self energizing effort inclined-plane that matches with the said first self energizing effort inclined-plane.
2. a kind of self energizing effort inertial lock ring type synchronizer according to claim 1; It is characterized in that; Said outer shroud outer wall is provided with projection; Said projection is provided with the first bigger angle of lock of area, and the synchronous tooth opposite side of said sliding sleeve is provided with second angle of lock, and this second angle of lock matches with said first angle of lock.
3. a kind of self energizing effort inertial lock ring type synchronizer according to claim 1 and 2 is characterized in that the quantity of said claw is at least 3.
4. a kind of self energizing effort inertial lock ring type synchronizer according to claim 1 and 2 is characterized in that said sliding sleeve is provided with groove, and this groove is used for the installation of said punching press circle claw.
5. a kind of self energizing effort inertial lock ring type synchronizer according to claim 1 and 2 is characterized in that the bigger diameter end of said dish spring is towards the punching press circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010552868 CN102011856B (en) | 2010-11-19 | 2010-11-19 | Self-energizing inertia lock key type synchronizer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010552868 CN102011856B (en) | 2010-11-19 | 2010-11-19 | Self-energizing inertia lock key type synchronizer |
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| CN102011856A CN102011856A (en) | 2011-04-13 |
| CN102011856B true CN102011856B (en) | 2012-12-19 |
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| CN 201010552868 Active CN102011856B (en) | 2010-11-19 | 2010-11-19 | Self-energizing inertia lock key type synchronizer |
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Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102518697A (en) * | 2012-01-01 | 2012-06-27 | 赵孝民 | Synchronizer gear seat |
| CN103453042B (en) * | 2013-08-29 | 2016-10-05 | 无锡贺安特动力科技有限公司 | Lock unit and synchronous ring thereof |
| CN104895950B (en) * | 2014-03-05 | 2018-01-19 | 广州汽车集团股份有限公司 | A kind of synchronizer and speed changer |
| CN103899671A (en) * | 2014-04-08 | 2014-07-02 | 天津天海同步科技股份有限公司 | Low-resistance synchronous ring and synchronizer |
| DE102014108031A1 (en) * | 2014-06-06 | 2015-12-17 | Hoerbiger Antriebstechnik Holding Gmbh | Synchronization unit for a transmission |
| CN104405789A (en) * | 2014-11-14 | 2015-03-11 | 无锡贺安特动力科技有限公司 | Multi-conical-surface synchronizing ring |
| CN104728294B (en) * | 2015-04-07 | 2023-08-29 | 天津天海同步科技有限公司 | Synchronizer limit structure |
| CN105650143A (en) * | 2015-12-14 | 2016-06-08 | 宁波上中下自动变速器有限公司 | Synchronizer locking ring |
| KR20180058907A (en) * | 2016-11-24 | 2018-06-04 | 현대자동차주식회사 | Structure of clutch |
| CN107061538A (en) * | 2017-05-03 | 2017-08-18 | 上海蓥石汽车技术有限公司 | A kind of electricity drives two grades of gearbox high-speed high-performance synchronizers |
| CN107477105A (en) * | 2017-08-28 | 2017-12-15 | 陕西法士特汽车传动集团有限责任公司 | A kind of synchronizer locking structure |
| CN107420452B (en) * | 2017-08-28 | 2024-04-09 | 陕西法士特汽车传动集团有限责任公司 | Gear-reversing force-increasing lock ring type inertial synchronizer |
| CN113847360B (en) * | 2020-06-28 | 2024-04-12 | 蜂巢传动科技河北有限公司 | Synchronizer and vehicle |
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| US5078245A (en) * | 1990-12-24 | 1992-01-07 | Eaton Corporation | Self-energizing synchronizer with force limiting |
| CN1177684A (en) * | 1996-09-16 | 1998-04-01 | 易通公司 | Pin-type synchronizer |
| JP3538485B2 (en) * | 1995-07-31 | 2004-06-14 | 三菱ふそうトラック・バス株式会社 | Synchronous mesh transmission |
| CN200971960Y (en) * | 2006-11-21 | 2007-11-07 | 李文忠 | Combined synchronizer sub-gearbox |
| CN201103673Y (en) * | 2007-09-11 | 2008-08-20 | 李文忠 | Combined synchronization device |
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2010
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| US5078245A (en) * | 1990-12-24 | 1992-01-07 | Eaton Corporation | Self-energizing synchronizer with force limiting |
| JP3538485B2 (en) * | 1995-07-31 | 2004-06-14 | 三菱ふそうトラック・バス株式会社 | Synchronous mesh transmission |
| CN1177684A (en) * | 1996-09-16 | 1998-04-01 | 易通公司 | Pin-type synchronizer |
| CN200971960Y (en) * | 2006-11-21 | 2007-11-07 | 李文忠 | Combined synchronizer sub-gearbox |
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Non-Patent Citations (1)
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| CN102011856A (en) | 2011-04-13 |
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Owner name: SHIYAN TONGCHUANG DRIVE TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: WUHAN JINGMI TONGCHUANG MACHINERY CO., LTD. Effective date: 20130729 Free format text: FORMER OWNER: SHIYAN TENGCHUANG INDUSTRY AND TRADE CO., LTD. Effective date: 20130729 |
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Free format text: CORRECT: ADDRESS; FROM: 430056 WUHAN, HUBEI PROVINCE TO: 442012 SHIYAN, HUBEI PROVINCE |
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Effective date of registration: 20130729 Address after: 442012 No. 78 Dongfeng Avenue, Hubei, Shiyan Patentee after: Shiyan Tongchuang Drive Technology Co., Ltd. Address before: 430056 13MC block, Wuhan economic and Technological Development Zone, Hubei, China Patentee before: Wuhan Jingmi Tongchuang Machinery Co., Ltd. Patentee before: Shiyan Tengchuang Industry and Trade Co., Ltd. |