CN209524078U - A kind of novel gear shift mechanism - Google Patents
A kind of novel gear shift mechanism Download PDFInfo
- Publication number
- CN209524078U CN209524078U CN201920120786.9U CN201920120786U CN209524078U CN 209524078 U CN209524078 U CN 209524078U CN 201920120786 U CN201920120786 U CN 201920120786U CN 209524078 U CN209524078 U CN 209524078U
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- CN
- China
- Prior art keywords
- clutch
- input shaft
- gear
- shift
- selector fork
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Abstract
The utility model discloses a kind of novel gear shift mechanisms, including shift motor, input shaft assembly, selector fork, the shift motor is installed on above the selector fork, the input shaft assembly includes input shaft, and it is sheathed on left bearing and right bearing on input shaft, cylindrical clutch is arranged on input shaft between the left bearing and right bearing, the clutch and the input shaft spline fitted are installed, two prongs of the selector fork are placed on clutch, the selector fork is arranged on the clutch, the clutch is left, right side is equipped with equally distributed end-tooth；Gear assembly is arranged on the input shaft of the clutch side, the gear assembly includes clutch gear ring and shifting gear.The advantages of there is the utility model gearshift shafting length to greatly shorten, and occupy little space, and entire mechanism all parts cooperation is smooth, be less prone to shift clamping stagnation.
Description
Technical field
The utility model relates to automotive transmissions, and in particular to a kind of novel gear shift mechanism.
Background technique
Gearshift function is the most important thing of transmission technology, directly determines the competitiveness of speed changer, existing to change
The shift of retaining device synchronizer is easy to appear shift clamping stagnation, and synchronizer is easy the security reliability problem of broken teeth, abrasion, and existing changes
The problems such as retaining device shafting length is long, and occupied space is big.
Utility model content
In view of this, it is necessary to provide a kind of novel gear shift mechanism, it is same for solving above-mentioned gearshift in the prior art
Step device shift is easy to appear shift clamping stagnation, and gearshift shafting length is long, the big technical problem of occupied space.
In order to solve the above technical problems, the technical solution adopted in the utility model is: including shift motor, input shaft group
Part, selector fork, the shift motor are installed on above the selector fork, and the shift motor bottom is equipped with shift shifting block,
Prong at the top of the selector fork is placed in the shift shifting block, and the ball wire being transversely mounted is equipped with inside the shift motor
Thick stick, the rotation axis of the shift motor and the ball-screw are drivingly connected；
The input shaft assembly includes input shaft and the left bearing and right bearing that are sheathed on input shaft, in the left axle
It holds and is arranged with cylindrical clutch on the input shaft between right bearing, the clutch and the input shaft spline fitted are pacified
Dress, two prongs of the selector fork are placed on clutch, and the selector fork is arranged on the clutch, the clutch
The left and right end face of device is equipped with equally distributed end-tooth；It is arranged with gear assembly on the input shaft of the clutch side, it is described
Gear assembly includes clutch gear ring and shifting gear, and described shifting gear or so end face is equipped with convex around input shaft one week
Platform, the clutch gear ring are located on the boss of clutch side, the end-tooth of the clutch and the clutch teeth
Circle intermeshing.
Further, offer within one week the first recess close to input shaft in the middle part of the end face of the clutch both ends, it is described from
Side of the clutch far from the clutch gear ring is close to being arranged with the first shaft block ring, the shelves on the input shaft of the first indent
Position gear is equipped with far from the input shaft of the clutch side around one week shaft shoulder of input shaft.
Further, the clutch gear ring offers the second recess in the middle part of one side end face of clutch, described
Shifting gear is close to the clutch side close to being equipped with the second shaft block ring on the input shaft of boss.
Further, shaft shoulder height is equal with the boss protrusion height on the input shaft.
Further, the clutch surface is equipped with the groove stirred around clutch one week for selector fork.
Further, the clutch gear ring is an integral molding structure with shifting gear.
Further, the shift motor is direct current generator.
Compared with prior art, the utility model has the beneficial effects that entire gearshift structure is simple, gearshift is each
A component cooperation is close, so that gearshift shafting length greatly shortens, occupies little space, and entire mechanism all parts cooperation
Smoothness is less prone to the technical problems such as shift clamping stagnation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the cross-sectional view of Fig. 1；
Fig. 3 is the top view of Fig. 1；
Fig. 4 is the explosive view of the utility model；
Appended drawing reference
Shift motor 1；Selector fork 2；Input shaft 3；Left bearing 4；Right bearing 5；Clutch 6；End-tooth 7；Clutch teeth
Circle 8；Shifting gear 9；Boss 10；First recess 11；First shaft block ring 12；The shaft shoulder 13；Second recess 14；Second shaft block ring
15；Groove 16；Shift block 17；Ball-screw 18.
Specific embodiment
The utility model is further described with reference to embodiments.
In specific embodiment, with reference to attached drawing 1-4, a kind of novel gear shift mechanism, including shift motor 1, input shaft assembly, change
Shift fork 2 is kept off, shift motor 1 is installed on 2 top of selector fork, and shift motor bottom is equipped with shift shifting block 17, selector fork top
Prong be placed in shift shifting block, be equipped with the ball-screw 18 being transversely mounted inside shift motor, the rotation axis of shift motor with
Ball-screw be drivingly connected, shift motor is preferably direct current generator, model are as follows: ZD1120, input shaft assembly include input shaft 3,
And it is sheathed on left bearing 4 and right bearing 5 on input shaft, cylinder is arranged on the input shaft between left bearing and right bearing
Clutch 6, clutch and input shaft spline fitted are installed, and clutch surface is equipped with and stirred around clutch one week for selector fork
Groove 16, spline fitted mode is to be arranged external splines on input shaft, clutch core setting and external splines co-operatively in
Spline (not shown), the left and right end face of clutch are equipped with equally distributed end-tooth 7；On the input shaft of clutch side
It is arranged with gear assembly, in this embodiment, the left side of gear assembly is arranged in clutch, i.e., covers on the input shaft on the right side of clutch
Equipped with gear assembly, gear assembly includes clutch gear ring 8 and shifting gear 9, and shifting gear or so end face is equipped with around input
One week boss of axis 10, clutch gear ring are located on the boss of clutch side, are set in gear by welding
On the boss of this wheel 9, the end-tooth and clutch gear ring of clutch are intermeshed.
In addition, offer within one week first recess 11 close to input shaft in the middle part of the end face of clutch both ends, clutch it is separate from
The side of clutch gear ring is close to being arranged with the first shaft block ring 12 on the input shaft of the first indent, in this embodiment, first axle
It is arranged on the left of clutch with retaining ring close on the input shaft of the first indent, input shaft of the shifting gear far from clutch side
It is equipped in one week shaft shoulder of input shaft 13, this embodiment, the shaft shoulder is arranged on the input shaft on the right side of shifting gear.First
Shaft block ring and the fixed of the shaft shoulder cooperate to clutch and gear assembly axially position, shifting gear right end boss fitted shaft
Shoulder is to its axially position.
Preferably, clutch gear ring offers the second recess 14 in the middle part of one side end face of clutch, and shifting gear is close
Clutch side is close to that will be equipped with the second shaft block ring 15 on the input shaft of boss, and in this embodiment, the second shaft block ring is located at
On the input shaft in the left side of shifting gear, the second shaft block ring cooperation shaft shoulder and the first shaft block ring make entire clutch and tooth
Wheel assembly axially position effect is more preferable.
In order to enable axially position effect is more preferable and does not influence other effects of gearshift, on input shaft 13 height of the shaft shoulder with
10 protrusion height of boss is equal.Clutch gear ring is an integral molding structure with shifting gear, so that whole device uses the longevity
It is simpler to order longer and structure.
Working principle of the utility model is: the ball-screw 18 on shift motor is stirred shift and is dialled after shift motor 1 is powered
Fork 2, selector fork 2 is stirred clutch 6 and is combined with clutch gear ring 8, and input shaft 3 receives the torque of external drive motors transmitting,
Clutch 6 receives the torque of input shaft transmitting again, and clutch gear ring 8 receives the torque of clutch transmitting, and clutch gear ring again will
Torque passes to power shift gear 9, and power shift gear is transferred torque to again on the other gears to match therewith, enable the mechanism is used
Switching between transmission gear is used as a kind of power interruption and bindiny mechanism.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Using equivalent structure or equivalent flow shift made by the utility model description, it is applied directly or indirectly in other phases
The technical field of pass, is also included in the patent protection scope of the utility model.
Claims (7)
1. a kind of novel gear shift mechanism, it is characterised in that: described including shift motor (1), input shaft assembly, selector fork (2)
Shift motor (1) is installed on above the selector fork (2), and the shift motor bottom is equipped with shift shifting block (17), described to change
Prong at the top of gear shift fork is placed in the shift shifting block (17), and the ball-screw being transversely mounted is equipped with inside the shift motor
(18), the rotation axis of the shift motor and the ball-screw are drivingly connected；
The input shaft assembly includes input shaft (3) and the left bearing (4) and right bearing (5) that are sheathed on input shaft, described
It is arranged on input shaft between left bearing and right bearing cylindrical clutch (6), the clutch and the input shaft spline
It is coupled, two prongs of the selector fork are placed on clutch, and the selector fork is arranged on the clutch, institute
It states the left and right end face of clutch and is equipped with equally distributed end-tooth (7)；Gear is arranged on the input shaft of the clutch side
Assembly, the gear assembly include clutch gear ring (8) and shifting gear (9), described shifting gear or so end face be equipped with around
One week boss of input shaft (10), the clutch gear ring are located on the boss of clutch side, the end of the clutch
Face tooth and the clutch gear ring are intermeshed.
2. a kind of novel gear shift mechanism according to claim 1, it is characterised in that: leaned in the middle part of the end face of the clutch both ends
Nearly input shaft offers the first recess (11) for one week, and side of the clutch far from the clutch gear ring is recessed close to first
It is arranged with the first shaft block ring (12) on input shaft at mouthful, on input shaft of the shifting gear far from the clutch side
Equipped with around one week shaft shoulder of input shaft (13).
3. a kind of novel gear shift mechanism according to claim 2, it is characterised in that: the clutch gear ring close to it is described from
It offers the second recess (14) in the middle part of one side end face of clutch, the shifting gear is close to the clutch side close to the defeated of boss
The second shaft block ring (15) will be equipped on axis by entering.
4. a kind of novel gear shift mechanism according to claim 2, it is characterised in that: shaft shoulder height and institute on the input shaft
It is equal to state boss protrusion height.
5. a kind of novel gear shift mechanism according to claim 1, it is characterised in that: the clutch surface is equipped with around clutch
The device one week groove (16) stirred for selector fork.
6. novel gear shift mechanism according to claim 1, it is characterised in that: the clutch gear ring is one with shifting gear
Forming structure.
7. a kind of novel gear shift mechanism according to claim 1, it is characterised in that: the shift motor is direct current generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920120786.9U CN209524078U (en) | 2019-01-23 | 2019-01-23 | A kind of novel gear shift mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920120786.9U CN209524078U (en) | 2019-01-23 | 2019-01-23 | A kind of novel gear shift mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209524078U true CN209524078U (en) | 2019-10-22 |
Family
ID=68231054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920120786.9U Active CN209524078U (en) | 2019-01-23 | 2019-01-23 | A kind of novel gear shift mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209524078U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11493096B2 (en) * | 2020-11-13 | 2022-11-08 | Schaeffer Technologies AG & Co. KG | Axle disconnect assembly |
-
2019
- 2019-01-23 CN CN201920120786.9U patent/CN209524078U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11493096B2 (en) * | 2020-11-13 | 2022-11-08 | Schaeffer Technologies AG & Co. KG | Axle disconnect assembly |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |