CN218761342U - Elastic pin telescopic clutch device - Google Patents
Elastic pin telescopic clutch device Download PDFInfo
- Publication number
- CN218761342U CN218761342U CN202222969946.1U CN202222969946U CN218761342U CN 218761342 U CN218761342 U CN 218761342U CN 202222969946 U CN202222969946 U CN 202222969946U CN 218761342 U CN218761342 U CN 218761342U
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- clutch
- pin
- positioning
- gear
- gear shifting
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Abstract
The utility model discloses a flexible clutch device of bullet round pin, including gear shifting integral key shaft, clutch disc, the surface slip of gear shifting integral key shaft is provided with the separation and reunion cover, a plurality of second locating holes that both ends link up about the separation and reunion cover is provided with, the both ends of separation and reunion cover all are provided with clamp plate, each all be provided with the drive pin in the second locating hole, the drive pin divide into two round pin groups, be provided with slip locking mechanism between separation and reunion cover and the gear shifting integral key shaft, high fender clutch disc rotates the cover and locates gear shifting integral key shaft surface and be located the right side of separation and reunion cover, first locating hole has been seted up to the left side wall of high fender clutch disc, a round pin group the left side of drive pin all stretches out second locating hole and left clamp plate, and the each of this round pin group the right side of drive pin is provided with the reset spring of the clamp plate butt on right side. Through the structure, the gear shifting device can slide left and right in place to lock in the gear shifting process, so that the switching between the forward gear and the reverse gear is realized, the reliability and the stability are high, and the cost is low.
Description
Technical Field
The utility model relates to a gearbox technical field, in particular to clutch that gearbox was used.
Background
In the conventional two-gear gearbox for the electric vehicle, high and low gear positions are switched by positive and negative rotation of a main motor, and when a forward gear and a reverse gear are switched, a left-right sliding action of a clutch device is required to realize meshing transmission between a gear of an output shaft of the motor and different gear sets, so that gear shifting can be realized by the motor under the condition of unchanged steering. Some gearboxes capable of multi-gear transmission are configured with clutches which are complex in structure, high in manufacturing cost, low in reliability and stability and not suitable for being used on two-gear gearboxes. For this reason, it is necessary to design a clutch device suitable for use in a two-speed transmission.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a flexible clutch of bullet round pin can slide the locking system that targets in place about shifting the in-process, realizes advancing the fender and the switching that reverses the fender, and reliability and stability are high, and are with low costs.
In order to achieve the above object, there is provided a latch telescopic clutch device, comprising: the outer surface of the gear shifting spline shaft is provided with a clutch sleeve in a sliding manner, the clutch sleeve is provided with a plurality of second positioning holes with the left end and the right end communicated with each other, two ends of the clutch sleeve are provided with pressing plates, a transmission pin is arranged in each second positioning hole, and the transmission pin is divided into two pin groups;
a sliding locking mechanism is arranged between the clutch sleeve and the gear shifting spline shaft, the high-gear clutch disc is rotatably sleeved on the outer surface of the gear shifting spline shaft and is positioned on the right side of the clutch sleeve, and a first positioning hole is formed in the left side wall of the high-gear clutch disc;
the left side of the driving pin of one pin group extends out of the second positioning hole and the left pressing plate, the right side of each driving pin of the one pin group is provided with a return spring abutted against the right pressing plate, the right side of the driving pin of the other pin group extends out of the second positioning hole and the right pressing plate, and the left side of each driving pin of the other pin group is provided with a return spring abutted against the left pressing plate.
According to the elastic pin telescopic clutch device, the sliding locking mechanism comprises a positioning spring and positioning steel balls, a mounting groove is formed in the surface of the gear shifting spline shaft, the positioning spring is arranged inside the mounting groove, the positioning steel balls are arranged at the end part of the positioning spring, two groups of positioning grooves which are axially arranged are formed in the inner wall of the clutch sleeve, and the positioning steel balls are clamped with the positioning grooves.
According to the elastic pin telescopic clutch device, the second positioning holes are annularly arranged around the gear shifting spline shaft.
According to the elastic pin telescopic clutch device, a first installation section for installing a first one-way clutch is arranged on the left side of the clutch sleeve on the gear shifting spline shaft, the outer side of the first one-way clutch is suitable for installing a low-gear, and a third positioning hole for inserting the transmission pin is formed in the right side of the low-gear.
According to the elastic pin telescopic clutch device, a second mounting section for mounting a second one-way clutch is arranged on the right side of the first positioning hole on the clutch disc, and the outer side of the second one-way clutch is suitable for mounting a high-gear.
According to the elastic pin telescopic clutch device, the surface of the clutch sleeve is provided with a placing groove.
The beneficial effect that above-mentioned scheme has: compared with the prior art, the elastic pin telescopic clutch device has the advantages that locking is achieved by sliding left and right in place in the gear shifting process, switching between forward gears and reverse gears is achieved, reliability and stability are high, and cost is low.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples;
fig. 1 is a perspective view of a spring pin retractable clutch device provided by the present invention;
fig. 2 is a front view of a flexible clutch device with elastic pins according to the present invention;
fig. 3 is a cross-sectional view of a spring pin retractable clutch device provided by the present invention;
fig. 4 is a side view of the elastic pin telescopic clutch device provided by the present invention.
Illustration of the drawings:
1. a shift spline shaft; 2. a first isolator; 3. a positioning spring; 4. a return spring; 5. positioning the steel balls; 6. a placement groove; 7. a clutch sleeve; 8. pressing a plate; 9. a drive pin; 10. a high-gear clutch disc; 11. mounting grooves; 12. and (7) positioning a groove.
Detailed Description
This section will describe in detail the embodiments of the present invention, the preferred embodiments of which are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can visually and vividly understand each technical feature and the whole technical solution of the present invention, but it cannot be understood as a limitation to the scope of the present invention.
Referring to fig. 1-4, an elastic pin telescopic clutch device according to an embodiment of the present invention includes a shift spline shaft 1, a clutch sleeve 7 is slidably disposed on an outer surface of the shift spline shaft 1, the clutch sleeve 7 is provided with a plurality of second positioning holes through which left and right ends are communicated, both ends of the clutch sleeve 7 are provided with a pressing plate 8, a driving pin 9 is disposed in each second positioning hole, and the driving pin 9 is divided into two pin groups;
a sliding locking mechanism is arranged between the clutch sleeve 7 and the shift spline shaft 1, the high-gear clutch disc 10 is rotatably sleeved on the outer surface of the shift spline shaft 1 and is positioned on the right side of the clutch sleeve 7, a first positioning hole is formed in the left side wall of the high-gear clutch disc 10, and the clutch sleeve 7 can enable the transmission pin 9 to be inserted into the first positioning hole when sliding rightwards;
the left side of the driving pin 9 of one pin group extends out of the second positioning hole and the left pressing plate 8, the right side of each driving pin 9 of the one pin group is provided with a reset spring 4 abutted against the right pressing plate 8, the right side of the driving pin 9 of the other pin group extends out of the second positioning hole and the right pressing plate 8, the left side of each driving pin 9 of the other pin group is provided with a reset spring 4 abutted against the left pressing plate 8, and the driving pin 9 is convenient to move by arranging the reset spring 4;
the sliding locking mechanism comprises a positioning spring 3 and positioning steel balls 5, a mounting groove 11 is formed in the surface of the gear shifting spline shaft 1, the positioning spring 3 is arranged inside the mounting groove 11, the positioning steel balls 5 are arranged at the end part of the positioning spring 3, two groups of positioning grooves 12 which are axially arranged are formed in the inner wall of the clutch sleeve 7, the positioning steel balls 5 are clamped with the positioning grooves 12, and the clutch sleeve 7 is positioned by arranging the positioning grooves 12, the positioning steel balls 5 and the positioning spring 3;
a plurality of second locating holes are cyclic annular around the integral key shaft 1 that shifts, shift 1 epaxial side of integral key shaft in separation and reunion cover 7 is provided with the first installation section that is used for installing first isolator 2, the outside of first isolator 2 is suitable for installation low gear, the right side of low gear is provided with and supplies driving pin 9 to insert the third locating hole of establishing, be provided with the second installation section that is used for installing the second isolator in the right side of first locating hole on the clutch disc 10, the outside of second isolator is suitable for installation high gear, standing groove 6 has been seted up on the surface of separation and reunion cover 7, the mountable shift fork in standing groove 6.
The working principle is as follows: when the elastic pin telescopic clutch device is used, the clutch sleeve 7 is driven to move left and right under the action of the shifting fork, the transmission pin 9 is driven to be inserted into the first positioning hole or the third positioning hole, meshing locking of the low-gear or the high-gear is achieved, switching between forward gear and reverse gear is achieved, and gear engagement is efficient and accurate.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (6)
1. A telescopic elastic pin clutch device is characterized by comprising: the gear shifting spline shaft comprises a gear shifting spline shaft (1) and a clutch disc (10), wherein a clutch sleeve (7) is arranged on the outer surface of the gear shifting spline shaft (1) in a sliding mode, the clutch sleeve (7) is provided with a plurality of second positioning holes with the left end and the right end communicated with each other, two ends of the clutch sleeve (7) are respectively provided with a pressing plate (8), a transmission pin (9) is arranged in each second positioning hole, and the transmission pins (9) are divided into two pin groups;
a sliding locking mechanism is arranged between the clutch sleeve (7) and the gear shifting spline shaft (1), the high-gear clutch disc (10) is rotatably sleeved on the outer surface of the gear shifting spline shaft (1) and positioned on the right side of the clutch sleeve (7), and a first positioning hole is formed in the left side wall of the high-gear clutch disc (10);
the left side of the transmission pin (9) of one pin group extends out of the second positioning hole and the left pressing plate (8), the right side of each transmission pin (9) of the one pin group is provided with a reset spring (4) abutted to the pressing plate (8) on the right side, the right side of the transmission pin (9) of the other pin group extends out of the second positioning hole and the pressing plate (8) on the right side, and the left side of each transmission pin (9) of the other pin group is provided with the reset spring (4) abutted to the pressing plate (8) on the left side.
2. The elastic pin telescopic clutch device according to claim 1, wherein the sliding locking mechanism comprises a positioning spring (3) and positioning steel balls (5), a mounting groove (11) is formed in the surface of the shift spline shaft (1), the positioning spring (3) is arranged inside the mounting groove (11), the positioning steel balls (5) are arranged at the end of the positioning spring (3), two groups of positioning grooves (12) which are axially arranged are formed in the inner wall of the clutch sleeve (7), and the positioning steel balls (5) are clamped with the positioning grooves (12).
3. The elastic pin telescopic clutch device according to claim 1, wherein a plurality of said second positioning holes are annularly arranged around the shift spline shaft (1).
4. The elastic pin telescopic clutch device according to claim 3, wherein a first installation section for installing the first one-way clutch (2) is arranged on the shift spline shaft (1) on the left side of the clutch sleeve (7), the outer side of the first one-way clutch (2) is suitable for installing a low-gear, and a third positioning hole for inserting the transmission pin (9) is formed in the right side of the low-gear.
5. The telescopic elastic pin clutch device according to claim 1, wherein a second mounting section for mounting a second one-way clutch is arranged on the clutch disc (10) at the right side of the first positioning hole, and the outer side of the second one-way clutch is suitable for mounting a high-gear.
6. The elastic pin telescopic clutch device according to claim 1, characterized in that a placing groove (6) is formed on the surface of the clutch sleeve (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222969946.1U CN218761342U (en) | 2022-11-08 | 2022-11-08 | Elastic pin telescopic clutch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222969946.1U CN218761342U (en) | 2022-11-08 | 2022-11-08 | Elastic pin telescopic clutch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218761342U true CN218761342U (en) | 2023-03-28 |
Family
ID=85646815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222969946.1U Active CN218761342U (en) | 2022-11-08 | 2022-11-08 | Elastic pin telescopic clutch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218761342U (en) |
-
2022
- 2022-11-08 CN CN202222969946.1U patent/CN218761342U/en active Active
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