CN205479297U - Rotatory group board -like gearshift - Google Patents
Rotatory group board -like gearshift Download PDFInfo
- Publication number
- CN205479297U CN205479297U CN201620284391.9U CN201620284391U CN205479297U CN 205479297 U CN205479297 U CN 205479297U CN 201620284391 U CN201620284391 U CN 201620284391U CN 205479297 U CN205479297 U CN 205479297U
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- CN
- China
- Prior art keywords
- shift fork
- chute
- gearshift
- rotation plate
- stopper
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Abstract
The utility model discloses a rotatory group board -like gearshift, including rotatory dial board, declutch shift shaft, sliding fit in the shift fork of declutch shift shaft, be equipped with the spout and form the flute profile cam on the rotatory group board, the spout is used for cooperating with the shift fork to drive shift fork reciprocating sliding is shifted, and the structure of originally shifting can make derailleur simple structure compact, reduces transmission gearshift mechanism 's manufacturing accuracy requirement, simplifies gearshift overall structure, thereby makes derailleur weight reduction, does benefit to energy saving and consumption reduction.
Description
Technical field
This utility model relates to a kind of for shifter of transmission, specifically a kind of rotation plate formula gearshift.
Background technology
Gearshift is the critical piece of variator, is used for controlling variator and completes gear shifting action；Variator is used for driving vehicle to travel for the output power of power set is delivered to wheel after slowing down.In prior art, need to drive shift fork to move back and forth by shift fork axle during shift of transmission and realize shift speed change, the variator that gear number is more is typically required more clutch collar or lock unit are set, and each clutch collar or lock unit are required to arrange a shift fork and handle；When shift fork quantity is more, structure complexity, difficulty of processing and the requirement on machining accuracy of shift control mechanism are all greatly improved, and owing to part is more, thus whole gear assembly is relatively costly.
Accordingly, it would be desirable to the gearshift of existing variator is improved, make speed changer structure the compactest, reduce the accuracy of manufacture requirement of shifter of transmission, simplify gearshift overall structure, so that variator overall structure is simple, alleviate weight, be beneficial to energy-saving and cost-reducing.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of rotation plate formula gearshift, makes speed changer structure the compactest, reduce the accuracy of manufacture requirement of shifter of transmission, simplify gearshift overall structure, so that variator overall structure is simple, alleviate weight, be beneficial to energy-saving and cost-reducing.
Rotation plate formula gearshift of the present utility model, including rotating plate, shift fork axle, being snug fit at the shift fork of described shift fork axle；Described rotation plate is provided with chute and forms flute profile cam, and described chute is for coordinating with shift fork, and shift fork reciprocatingly slides and shifts gears；
Further, described shift fork includes shift fork body and is fixed on the slide block of described shift fork body, and described slide block is for coordinating with the chute rotating plate；
Rotation plate formula gearshift of the present utility model also includes fixing the shifting shaft being connected with described rotation plate, and the axis of described shifting shaft is mutually perpendicular to rotating plate, is used for driving rotation plate to rotate around shifting shaft axis；
Rotation plate formula gearshift of the present utility model also includes stopper assembly；Described stopper assembly includes the circumferentially distributed stopper groove in described shifting shaft cylindrical and embeds described stopper groove for locking the stopper body that shifting shaft rotates by elastic force；
Further, described shift fork is provided with multiple with chute and quantity is identical, and described shift fork cooperates with chute one_to_one corresponding；
Further, described shifting shaft transmission is combined with sector rack, and the teeth groove of described sector rack forms described stopper groove；
Further, described chute includes not journey section and for the actuating travel section promoting shift fork to slide, and described journey section of stopping is the arc groove with the center of rotation of plate body as the center of circle；
Further, described stopper assembly also includes the stopper screw being threadingly attached to case of transmission, and described elastic force is the spring that bullet peaks between stopper screw the inner and stopper surface；
Further, described chute is provided with two, and respectively first chute and the second chute, not journey Duan Weiyi of described first chute, the actuating travel section of the first chute is two and is connected to not journey section two ends, the journey section of stopping of described second chute is two, and the actuating travel section of the second chute is one and is connected to two and stops between journey section；
Further, described shifting shaft cylindrical is provided with the spacing ring for sector rack carries out axial limiting and vertically for installing the annular groove of sealing ring, and described shifting shaft has the flat shaft part of milling, and is connected with gear arm by this shaft part.
nullThe beneficial effects of the utility model are: rotation plate formula gearshift of the present utility model，Can shift gears by driving rotation plate to swing operation transmission，Rotate plate be provided with chute and form plane slot cam，Chute can arrange one or more according to the quantity of shift fork，When the shift fork of gearshift is provided with multiple，Each shift fork coordinates with chute one_to_one corresponding respectively，When rotating plate rotation，The slide block being fixed on shift fork is relative with chute to slide，Chute is curved groove，Its molded line can design according to shift fork desirable movement rule，When rotating plate reciprocally swinging，Shift fork is corresponding the most also to have slided gearshift along shift fork axle axial reciprocating，Therefore，This variator only need to control a swing rotating plate just can handle multiple clutch collar or lock unit action simultaneously simultaneously，And the accuracy of manufacture is less demanding，Can effectively simplify gearshift overall structure，So that variator overall structure is simple，Alleviate weight，It is beneficial to energy-saving and cost-reducing.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the structural representation of stopper mechanism of the present utility model；
Fig. 4 is the first chute of the present utility model and the structural representation of the second chute.
Detailed description of the invention
Fig. 1 is structural representation of the present utility model, as shown in the figure: the rotation plate formula gearshift of the present embodiment includes rotating plate 9, shift fork axle 1, being snug fit at the shift fork of described shift fork axle 1；nullDescribed rotation plate 9 is provided with chute and forms flute profile cam，Described chute is for coordinating with shift fork，And shift fork reciprocatingly slides and shifts gears，The rotation plate formula gearshift of the present embodiment，Can shift gears by driving rotation plate 9 to swing operation transmission，Rotate plate 9 be provided with chute and form plane slot cam，Chute can arrange one or more according to the quantity of shift fork，When the shift fork of gearshift is provided with multiple，Each shift fork coordinates with chute one_to_one corresponding respectively，When rotation plate 9 rotates，The slide block 4 that is fixed on shift fork is relative with chute to slide，Chute is curved groove，Its molded line can design according to shift fork desirable movement rule，When rotating plate 9 reciprocally swinging，Shift fork is corresponding the most also to have slided gearshift along shift fork axle 1 axial reciprocating，Therefore，This variator only need to control a swing rotating plate 9 just can handle multiple clutch collar or lock unit action simultaneously simultaneously，And the accuracy of manufacture is less demanding，Can effectively simplify gearshift overall structure，So that variator overall structure is simple，Alleviate weight，It is beneficial to energy-saving and cost-reducing.
In the present embodiment, described shift fork includes shift fork body and is fixed on the slide block 4 of described shift fork body, described slide block 4 is for coordinating with the chute rotating plate 9, in the present embodiment, slide block 4 be cylindrical structure and with this body by integral forming of shift fork, the diameter of slide block 4 is consistent with trough width, it is ensured that the response speed of gear shifting action, chute in rotation plate 9 at least has the most not, rise, remote not, four sections of backhaul, its nearly drive range not and closely stopping the corresponding shift fork of difference.
The rotation plate formula gearshift of the present embodiment also includes and the described fixing shifting shaft 6 being connected of rotation plate 9, the axis of described shifting shaft 6 is mutually perpendicular to rotating plate 9, for driving rotation plate 9 to rotate around shifting shaft 6 axis, shifting shaft 6 is rotatably assorted on mission case, and shifting shaft 6 should be mutually perpendicular to shift fork axle 1, when shifting shaft 6 is rotated about axis, the rotation plate 9 being fixed on shifting shaft 6 is the most rotatable around its axis, and then complete gear shifting action, it is external and be fixedly connected on gear arm 16 that transmission case should be stretched out in shifting shaft 6 outer end, driver can directly handle gear arm 16 and swing realization gearshift.
The rotation plate formula gearshift of the present embodiment also includes stopper assembly；Described stopper assembly includes the circumferentially distributed stopper groove in described shifting shaft 6 cylindrical and embeds described stopper groove for locking the stopper body 15 that shifting shaft 6 rotates by elastic force, stopper body 15 can use pin or steel ball structure, depending on the quantity of stopper groove can be according to transmission gear bit quantity, the corresponding shift fork position of each stopper groove, and the gear of the corresponding variator in each shift fork position, stopper groove should use arcuate groove, ensure that shifting shaft 6 stopper body 15 under the effect by gearshift driving force can skid off in stopper groove, it is ensured that the ride comfort of gearshift.
In the present embodiment, described shift fork is provided with multiple with chute and quantity is identical, and described shift fork cooperates with chute one_to_one corresponding；Therefore, available one rotates plate 9 the most multiple shift fork action, and multiple shift forks correspondence respectively controls multiple clutch collars or lock unit action, completes the gear shifting action of variator.
In the present embodiment, the transmission of described shifting shaft 6 is combined with sector rack 5, the teeth groove of described sector rack 5 forms described stopper groove, this sector rack 5 is placed on shifting shaft 6 and is welded on shifting shaft 6, it is allowed to coordinate in shifting shaft 6 transmission, uses the teeth groove of sector rack 5 as stopper groove, be conducive to reducing the difficulty of processing of shifting shaft 6, the machining accuracy of stopper groove can be improved again, it is to avoid variator generation block or trip stop simultaneously.
In the present embodiment, described chute includes not journey section and for the actuating travel section promoting shift fork to slide, described journey section of stopping is the arc groove with the center of rotation of plate body as the center of circle, when slide block on shift fork slides in not journey section, shift fork will not occur action, therefore, the bit positions stopping journey Duan Yingyu shift fork is corresponding, actuating travel section is used for promoting shift fork to reciprocatingly slide, the end of actuating travel section answers the gearshift gear positions of corresponding shift fork, the namely left position of shift fork or right position, gearshift plate is in rotation process, the slide block 4 being fixed on shift fork slides into actuating travel section from not journey section and is pushed into left position or right position by realizing shift fork by middle position, when gearshift plate reversion, slide block 4 from actuating travel section slide into not journey section time, oily left position or right position are pushed into middle position by shift fork.
In the present embodiment, described chute is provided with two, and respectively first chute 8 and the second chute 7, the journey section 81 of stopping of described first chute 8 is one, the actuating travel section 82 of the first chute 8 is two and is connected to not journey section 81 two ends, the journey section 71 of stopping of described second chute 7 is two, the actuating travel section 72 of the second chute 7 is one and is connected to two and stops between journey section 71, therefore, two actuating travel sections 82 of the first chute 8 radially inwardly and outwardly extend along rotation plate 1 respectively, therefore, two actuating travel sections 82 of the first chute 8 slide promoting shift fork respectively by position to the left, middle position and right position, gearshift plate is during reciprocally swinging, the sliding path of shift fork is: left position → middle position → right position → middle position；And the second chute 7 has two and stops journey sections 71, and two to stop the radius of journey section 71 identical, and therefore, the second chute 7 is for promoting the shift fork of only one of which drive range, and gearshift plate is during reciprocally swinging, and the sliding path of shift fork is: left position → middle position → left position；By the action simultaneously of two shift forks, it is possible to achieve to three gear or the controls of four-speed gear shift device gear shifting action.
In the present embodiment, described shifting shaft 6 cylindrical is provided with the spacing ring 12 for sector rack 5 carries out axial limiting and vertically for installing the annular groove 10 of sealing ring, spacing ring 12 lower surface peaks at sector rack 5 upper surface, case of transmission is provided with the bore coordinated with shifting shaft 6, annular groove 10 is arranged on the shaft part that shifting shaft 6 coordinates with bore, to install sealing ring, ensure case of transmission inner sealing, described shifting shaft 6 has the flat shaft part of milling 11, and is connected with gear arm 16 by the flat shaft part of this milling 11.
Finally illustrate is, above example is only in order to illustrate the technical solution of the utility model and unrestricted, although this utility model being described in detail with reference to preferred embodiment, it will be understood by those within the art that, the technical solution of the utility model can be modified or equivalent, without deviating from objective and the scope of technical solutions of the utility model, it all should be contained in the middle of right of the present utility model.
Claims (10)
1. one kind rotates plate formula gearshift, it is characterised in that: include rotating plate, shift fork axle, slip
It is matched with the shift fork of described shift fork axle；Described rotation plate is provided with chute and forms flute profile cam, described cunning
Groove is for coordinating with shift fork, and shift fork reciprocatingly slides and shifts gears.
Rotation plate formula gearshift the most according to claim 1, it is characterised in that: described shift fork bag
Including shift fork body and be fixed on the slide block of described shift fork body, described slide block is for the chute with rotation plate
Coordinate.
Rotation plate formula gearshift the most according to claim 1, it is characterised in that: also include and institute
Stating rotation plate and fix the shifting shaft of connection, the axis of described shifting shaft is mutually perpendicular to rotating plate, is used for
Drive and rotate plate around the rotation of shifting shaft axis.
Rotation plate formula gearshift the most according to claim 3, it is characterised in that: also include stopper
Assembly；Described stopper assembly includes the circumferentially distributed stopper groove in described shifting shaft cylindrical and by elasticity
Power embeds described stopper groove for locking the stopper body that shifting shaft rotates.
Rotation plate formula gearshift the most according to claim 1, it is characterised in that: described shift fork with
Chute is provided with multiple and quantity is identical, and described shift fork cooperates with chute one_to_one corresponding.
Rotation plate formula gearshift the most according to claim 4, it is characterised in that: described shifting shaft
Transmission is combined with sector rack, and the teeth groove of described sector rack forms described stopper groove.
Rotation plate formula gearshift the most according to claim 1, it is characterised in that: described chute bag
Including and include not journey section and for the actuating travel section promoting shift fork to slide, described journey section of stopping is with the rotation of plate body
Turn the arc groove that center is the center of circle.
Rotation plate formula gearshift the most according to claim 4, it is characterised in that: described stopper group
Part also includes the stopper screw being threadingly attached to case of transmission, and described elastic force is that bullet peaks at stopper spiral shell
Spring between nail the inner and stopper surface.
Rotation plate formula gearshift the most according to claim 7, it is characterised in that: described chute sets
Have two, and the respectively first chute and the second chute, described first chute stop journey Duan Weiyi, first
The actuating travel section of chute is two and is connected to not journey section two ends, and the journey section of stopping of described second chute is two,
The actuating travel section of the second chute is one and is connected to two and stops between journey section.
Rotation plate formula gearshift the most according to claim 6, it is characterised in that: described shifting shaft
Cylindrical is provided with the spacing ring for sector rack carries out axial limiting and vertically for installing sealing ring
Annular groove, described shifting shaft has the flat shaft part of milling, and is connected with gear arm by this shaft part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620284391.9U CN205479297U (en) | 2016-04-07 | 2016-04-07 | Rotatory group board -like gearshift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620284391.9U CN205479297U (en) | 2016-04-07 | 2016-04-07 | Rotatory group board -like gearshift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205479297U true CN205479297U (en) | 2016-08-17 |
Family
ID=56643353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620284391.9U Active CN205479297U (en) | 2016-04-07 | 2016-04-07 | Rotatory group board -like gearshift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205479297U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107588192A (en) * | 2017-10-16 | 2018-01-16 | 东风汽车有限公司 | Shifting fork linkage gear shifting plane cam |
| CN112158545A (en) * | 2020-09-11 | 2021-01-01 | 杨凌鲁力农机装备有限公司 | Full-remote control gasoline single-rail conveyor |
-
2016
- 2016-04-07 CN CN201620284391.9U patent/CN205479297U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107588192A (en) * | 2017-10-16 | 2018-01-16 | 东风汽车有限公司 | Shifting fork linkage gear shifting plane cam |
| CN112158545A (en) * | 2020-09-11 | 2021-01-01 | 杨凌鲁力农机装备有限公司 | Full-remote control gasoline single-rail conveyor |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |