CN201554841U - Gear reversing mechanism for transmission - Google Patents
Gear reversing mechanism for transmission Download PDFInfo
- Publication number
- CN201554841U CN201554841U CN2009203130177U CN200920313017U CN201554841U CN 201554841 U CN201554841 U CN 201554841U CN 2009203130177 U CN2009203130177 U CN 2009203130177U CN 200920313017 U CN200920313017 U CN 200920313017U CN 201554841 U CN201554841 U CN 201554841U
- Authority
- CN
- China
- Prior art keywords
- fork
- shaft
- shifting block
- shift
- shift fork
- 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 - Lifetime
Links
Images
Landscapes
- Gear-Shifting Mechanisms (AREA)
Abstract
The utility model discloses a gear reversing mechanism for a transmission which has the advantages of simple structure, reliable operation balance and shifting direction corresponding to shifting sequence direction for operating gear. The utility model solves the technical problems of the prior art that the speed ratio distribution, sharing driving gear and gear distribution of the transmission are limited by the one-to-one correspondence of the moving direction of a control mechanism, the rotating direction of a swing arm and a shifting moving direction of a fork. The mechanism comprises a fork shaft slidingly connected on a transmission shell and a fork sleeved on the fork shaft, wherein the outer edge of the fork shaft is provided with a fork entry shaft having a fork entry and capable of parallel axially moving for a same distance along the fork shaft; one end of the fork shaft is in sliding connection with the fork shaft by a support rod; and other end is hinged with the fork shaft by a lever mechanism.
Description
Technical field
The utility model relates to a kind of gearshift mechanism, relates in particular to the Transmission gear changement in a kind of gearshift mechanism.
Background technique
At present, various automobile mechanical transmissions are to drive gearshift mechanism by selector device to finish gear selecting and gear shift, gearshift procedure is a declutch shift shaft of stirring shift fork or band prong groove by the gear shift swing arm on the gearshift mechanism, and shift fork is stirred synchronizer and finished whole gearshift procedure.
Chinese patent: " self-clanging gear-shift of speed changer (CN101457831A) " discloses a kind of gearshift mechanism, it comprises gear shifting motor, transmission device, shift level, the gear shift shifting block, the gear shift shifting block, declutch shift shaft and reverse shift fork, the gear shift shifting block is fixed on the shift level, gear shift shifting block and reverse shift fork are fixed on the declutch shift shaft, gear shifting motor rotates by actuator drives shift level and gear shift shifting block, the gear shift shifting block is by gear shift shifting block shift fork axle and reverse shift fork moving linearly, this mechanism also comprises gear spacing device, this device comprises the first and second spacing back-up rings that are separately fixed at the declutch shift shaft two ends, when carrying out gear-change operation, when it is put by moving to traveling gears at declutch shift shaft, first or the second spacing back-up ring will be stopped by gearbox casing, thereby guarantee that gear-change operation is reliable, the gear shift overshoot phenomenon can not take place.But owing between the gear shift moving direction of operating mechanism moving direction, swing arm sense of rotation and shift fork one-to-one relationship is arranged, thereby limited the design of the Speed Ratio Distribution of each gear of speed changer, shared driving gear, shifting gear layout etc.
Summary of the invention
The utility model mainly provided a kind of simple in structure, the operation balance is reliable, direction is corresponding in proper order with the gear-change operation gear for the gear-change operation direction, thereby solved technical problems such as the Speed Ratio Distribution that exists in the prior art, shared driving gear, shifting gear layout because of each gear of one-to-one relationship limiting transmission between the gear shift moving direction of operating mechanism moving direction, swing arm sense of rotation and shift fork.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: a kind of Transmission gear changement, comprise shift fork fork shaft that is slidingly connected on the case of transmission and the shift fork that is socketed on the shift fork fork shaft, be provided with in the outer rim of described shift fork fork shaft and have prong groove and can be along the equidistant fork port axis that slides of shift fork fork shaft parallel to an axis, one end of described fork port axis is slidingly connected by support ring and shift fork fork shaft, and the other end of described fork port axis is hinged by leverage and shift fork fork shaft.Can have the fork port axis of prong groove by setting, and, realize axially parallel equidistant slip between fork port axis and shift fork fork shaft by leverage again by the radial distance between support ring assurance fork port axis and shift fork fork shaft, simple in structure; Support ring is guaranteed the stable of fork port axis and shift fork fork shaft relative position, and the operation balance is reliable; Hinged by leverage, make the moving direction of the moving fork port axis of prong troughed belt opposite with the moving direction of shift fork fork shaft, promptly gear-change operation is corresponding with gear-change operation gear order.
As preferably, parallel shift fork fork shaft positioning hole and the fork port axis positioning hole of being provided with on the described support ring, described support ring one end is connected on the shift fork fork shaft by shift fork fork shaft positioning hole flip sleeve, and the other end of described support ring is fixedly sleeved on fork port axis by the fork port axis positioning hole.Be fixed on the fork port axis by support ring one end that be arranged in parallel, the other end flip sleeve is connected on the shift fork fork shaft, and is simple and reliable for structure, processes and install simple.
As preferably, described leverage comprises the fulcrum shaft of fixedlying connected with case of transmission and is hinged on rocking arm on the fulcrum shaft, and described rocking arm one end and shift fork fork shaft are hinged and connected, and the other end and fork port axis are hinged and connected.By fulcrum shaft rocking arm is fixed on the case of transmission, guarantees to be connected firmly; Be hinged and connected by leverage and shift fork fork shaft and fork port axis, realize the reversing motion of the relative shift fork fork shaft of fork port axis, simple in structure, reliable.
As preferably, on the outer edge surface of described fork port axis, radially be provided with the first shifting block groove, corresponding capitate first shifting block that is provided with on described rocking arm with the first shifting block groove, the first shifting block clip is in the first shifting block groove; On the outer edge surface of described shift fork fork shaft, radially be provided with the second shifting block groove, corresponding capitate second shifting block that is provided with on described rocking arm with the second shifting block groove, the second shifting block clip is in the second shifting block groove.By capitate shifting block and shifting block groove interworking, can flat turn at the shifting block trough inner water by the capitate shifting block and moving realize hingedly, need not at the two fixed pin shaft etc., easy accessibility, cost is low.
As more preferably, between described shift fork fork shaft and rocking arm, be provided with the prong frame, described prong frame one end ring cover is fixed in the outer rim of shift fork fork shaft, and the other end is hinged by the capitate second shifting block interworking on the second shifting block groove and the rocking arm.
Therefore, a kind of Transmission gear changement of the present utility model has following advantage: by the outer rim setting of shift fork fork shaft by support ring support, the hinged fork port axis of leverage, simple in structure, the operation balance is reliable, and makes the gear-change operation direction corresponding with gear-change operation gear order direction.Hinged by capitate shifting block and the realization of shifting block groove interworking, easy accessibility, cost is low; By the prong frame is set between shift fork fork shaft and fork port axis, can adjust the relative position of shift fork fork shaft and fork port axis as required, thereby make the car body layout more rationally compact.
Description of drawings:
Fig. 1 is the structural representation of first kind of mode of execution of the utility model.
Fig. 2 is the structural representation of second kind of mode of execution of the utility model.
Embodiment:
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1:
As shown in Figure 1, a kind of Transmission gear changement of the present utility model, comprise that the shift fork fork shaft 1 that is slidingly connected on the case of transmission (not drawing among the figure) and socket are fixed on the shift fork 7 on the shift fork fork shaft 1, the two ends of shift fork fork shaft 1 are slidingly connected by support ring 4 and leverage 5 and fork port axis 3 parallel equidistant that have prong groove 2 respectively, parallel shift fork fork shaft positioning hole 41 and the fork port axis positioning hole 42 of having on support ring 4, one end of support ring 4 is connected on the shift fork fork shaft 1 by shift fork fork shaft positioning hole 41 flip sleeves, the other end of support ring 4 is fixedly sleeved on fork port axis 3 by fork port axis positioning hole 42, leverage 5 comprises fulcrum shaft 51 of fixedlying connected with case of transmission and the Rocker arm 52 that is hinged on the fulcrum shaft 51, on the outer edge surface of fork port axis 3, radially be provided with the first shifting block groove 31, on Rocker arm 52 with the first shifting block groove, 31 corresponding capitate first shifting blocks 521 that are connected with, first shifting block, 521 clips are hinged and connected in the first shifting block groove 31, on the outer edge surface of shift fork fork shaft 1, radially be provided with the second shifting block groove 32, be hinged and connected in the second shifting block groove 32 with the second shifting block groove, 32 corresponding capitate second shifting block 522, the second shifting blocks 522 clips that are connected with on the Rocker arm 52.
During use, operating mechanism drives gearshift mechanism, the prong groove 2 on the fork port axis 3 is stirred in the gear shift swing arm, make fork port axis 3 axial motions, clip also is articulated in first shifting block, 521 drive leverages, 5 motions in the first shifting block groove 31 on the fork port axis 3, makes shift fork fork shaft 1 to the direction motion opposite with fork port axis 3 moving direction.
Embodiment 2:
As shown in Figure 2, between shift fork fork shaft 1 and Rocker arm 52, be connected with prong frame 6, one end ring cover of prong frame 6 is fixed in the outer rim of shift fork fork shaft 1, and the other end is hinged with capitate second shifting block 522 interworkings on the Rocker arm 52 by the second shifting block groove 32, and remaining part is identical with embodiment 1.
Specific embodiment described herein only is that design of the present utility model is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (5)
1. Transmission gear changement, comprise shift fork fork shaft that is slidingly connected on the case of transmission and the shift fork that is socketed on the shift fork fork shaft, it is characterized in that: be provided with in the outer rim of described shift fork fork shaft (1) and have prong groove (2) and can be along the equidistant fork port axis (3) that slides of shift fork fork shaft (1) parallel to an axis, one end of described fork port axis (3) is slidingly connected by support ring (4) and shift fork fork shaft (1), and the other end of described fork port axis (3) is hinged by leverage (5) and shift fork fork shaft (1).
2. a kind of Transmission gear changement according to claim 1, it is characterized in that: described support ring (4) is gone up parallel shift fork fork shaft positioning hole (41) and the fork port axis positioning hole (42) of being provided with, described support ring (4) one ends are connected on the shift fork fork shaft (1) by shift fork fork shaft positioning hole (41) flip sleeve, and the other end of described support ring (4) is fixedly sleeved on fork port axis (3) by fork port axis positioning hole (42).
3. a kind of Transmission gear changement according to claim 1, it is characterized in that: described leverage (5) comprises the fulcrum shaft (51) of fixedlying connected with case of transmission and is hinged on rocking arm (52) on the fulcrum shaft (51), described rocking arm (52) one ends and shift fork fork shaft (1) are hinged and connected, and the other end and fork port axis (3) are hinged and connected.
4. according to claim 1 or 2 or 3 described a kind of Transmission gear changements, it is characterized in that: on the outer edge surface of described fork port axis (3), radially be provided with the first shifting block groove (31), go up corresponding capitate first shifting block (521) that is provided with the first shifting block groove (31) at described rocking arm (52), first shifting block (521) clip is in the first shifting block groove (31); Radially be provided with the second shifting block groove (32) on the outer edge surface of described shift fork fork shaft (1), go up corresponding capitate second shifting block (522) that is provided with the second shifting block groove (32) at described rocking arm (52), second shifting block (522) clip is in the second shifting block groove (32).
5. a kind of Transmission gear changement according to claim 4, it is characterized in that: between described shift fork fork shaft (1) and rocking arm (52), be provided with prong frame (6), described prong frame (6) one end ring covers are fixed in the outer rim of shift fork fork shaft (1), and the other end is hinged with capitate second shifting block (522) interworking on the rocking arm (52) by the second shifting block groove (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203130177U CN201554841U (en) | 2009-10-22 | 2009-10-22 | Gear reversing mechanism for transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203130177U CN201554841U (en) | 2009-10-22 | 2009-10-22 | Gear reversing mechanism for transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201554841U true CN201554841U (en) | 2010-08-18 |
Family
ID=42614523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203130177U Expired - Lifetime CN201554841U (en) | 2009-10-22 | 2009-10-22 | Gear reversing mechanism for transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201554841U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109780201A (en) * | 2018-12-29 | 2019-05-21 | 綦江齿轮传动有限公司 | Overgear gear conversion equipment |
-
2009
- 2009-10-22 CN CN2009203130177U patent/CN201554841U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109780201A (en) * | 2018-12-29 | 2019-05-21 | 綦江齿轮传动有限公司 | Overgear gear conversion equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100793875B1 (en) | Manual transmission and shift lug structure thereof | |
| US8635927B2 (en) | Speed change device of a transmission | |
| CN100417844C (en) | Gear shift device of manual transmission | |
| CN202182174U (en) | Automobile electric gearshift mechanism | |
| CN102287527A (en) | Transmission shift mechanism | |
| US7849759B2 (en) | Shifting device for a transmission | |
| CN101290065B (en) | Manual speed-changer gear shift mechanism | |
| CN201884621U (en) | Manual gear shifter selecting and reversing mechanism for vehicle | |
| US20110308344A1 (en) | Mechanical, multi-step automatic gearbox | |
| CN201496522U (en) | Variable speed control manipulator used for heavy truck | |
| CN107339379B (en) | Movable three-gear speed change device of planetary transmission | |
| CN104343968B (en) | For the gearshift with clutch and synchronizer of speed changer | |
| CN201314374Y (en) | Gear shifting mechanism of manual transmission | |
| CN201554841U (en) | Gear reversing mechanism for transmission | |
| KR20150076496A (en) | Gear actuator for manual transmission | |
| CN102840323A (en) | Control module used for transmission | |
| CN202579998U (en) | Gear selecting and changing device of automobile speed changer | |
| KR101512226B1 (en) | Shifting lever assembly using one shaft for agricultural machine | |
| CN102434664A (en) | Gear selecting/shifting control device of vehicle transmission | |
| CN201129448Y (en) | Allterrain vehicle self-locking type parking mechanism | |
| CN204153122U (en) | A kind of shifter of transmission | |
| CN201672048U (en) | Reversing mechanism for overgear speed changer | |
| CN203009802U (en) | Mechanical structure capable of changing movement direction of flexible shaft | |
| JP2002317871A (en) | Electric driving device for transmission | |
| CN201597449U (en) | Long-distance operating mechanism of automobile manual transmission |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Ningbo Yuanjing Auto Parts Co., Ltd. Assignor: Zhejiang Geely Automobile Research Institute Co., Ltd., Zhejiang Geely Holding Group Company Limited Contract record no.: 2012330000048 Denomination of utility model: Gear reversing mechanism for transmission Granted publication date: 20100818 License type: Exclusive License Record date: 20120305 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160506 Address after: 321025 Zhejiang, Jinhua, Hong Hong West Road, No. 3999 Patentee after: ZHEJIANG WANLIYANG TRANSMISSION CO., LTD. Address before: 317000 east gate of Linhai City, Zhejiang Province Patentee before: Zhejiang Geely Automobile Research Institute Co., Ltd. Patentee before: Zhejiang Geely Holding Group Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100818 |