KR100671130B1 - 6 speed manual transmission for an automobile - Google Patents

Abstract

The present invention relates to a six-speed manual transmission for an automobile, comprising: an input shaft to which a driving force of an engine is transmitted; A first shift gear inserted into the input shaft and transmitting a driving force transmitted to the input shaft to a first gear, a third gear, a fifth gear, and an R gear; A second shift gear inserted into the input shaft and closely located to the right side of the first shift gear to transfer the driving force transmitted to the input shaft to the second, fourth and sixth speed gears; A change sleeve formed integrally with the input shaft and positioned between the first shift gear and the second shift gear to bind and separate the first shift gear and the second shift gear from the input shaft; An output shaft coupled to one end of the input shaft; 1-2 gears inserted into the output shaft to form a first gear and a second gear; A 5-6 gear which is inserted into the output shaft and is located closely to the right side of the 1-2 gear to achieve 5 gears and 6 gear shifts; A first sleeve formed integrally with the output shaft and positioned between the 1-2 gear and the 5-6 gear to bind and separate the 1-2 gear and the 5-6 gear from the output shaft; An R stage gear inserted into the output shaft and closely located to the right side of the 5-6 stage gear to form an R stage shift; A 3-4 gear gear inserted into the output shaft and positioned closely to the right side of the gear gear R to achieve 3 gear gears and 4 gear gear shifts; A second sleeve formed integrally with the output shaft and positioned between the R gear and the 3-4 gear to bind and separate the R gear and the 3-4 gear from the output shaft; And a counter shaft disposed side by side corresponding to the input shaft and the output shaft and engaged with gears inserted into the input shaft and the output shaft.

By reducing the gear arrangement used in the six-speed manual transmission, the electric field is reduced, the assembly process is simplified, and the shifting feeling can be improved by reducing the inertia of the entire gear.

Manual Transmission, Sleeve, Input Shaft, Output Shaft

Description

6-speed manual transmission for automobiles {6 SPEED MANUAL TRANSMISSION FOR AN AUTOMOBILE}

1 is a cross-sectional view showing a conventional six-speed manual transmission for a vehicle.

Figure 2 is a cross-sectional view showing a six-speed manual transmission for an automobile according to an embodiment of the present invention.

3A to 3H are sectional views showing an operating state of a six-speed manual transmission for an automobile according to an exemplary embodiment of the present invention.

      <Explanation of symbols for main parts of the drawings>

51: 1-2 gear 52: 3-4 gear

53: 5-6 gear 54: R gear

55: first shift gear 56: second shift gear

57: input shaft 58: output shaft

59: counter shaft 60: first sleeve

61: second sleeve 62: change sleeve

The present invention relates to a manual transmission for a vehicle, and more particularly, by reducing the gear arrangement used in the six-speed manual transmission, the overall length is reduced, the assembly process is simplified, and the shifting feeling can be improved by reducing the inertia of the entire gear. A six-speed manual transmission for automobiles.

In general, a transmission in a vehicle is installed between a clutch and a propulsion shaft to perform a function of increasing or decreasing the rotational force of the engine according to a change in the driving state of the vehicle, and also has a reverse device for reversing the vehicle.

Such a transmission is largely divided into a manual transmission in which a driver directly operates a shift lever according to driving conditions of a vehicle, and an automatic transmission in which the shift is automatically made according to the rotational speed and the driving speed of the engine by using a fluid. It relates to a six-speed manual transmission in the former manual transmission.

As shown in FIG. 1, such a conventional six-speed manual transmission for a vehicle includes an input shaft 13 to which a driving force of an engine is transmitted and an output shaft coupled to the input shaft 13. (8) and a counter shaft (COUNTER SHAFT) (9) arranged side by side corresponding to the input shaft 13 and the output shaft (8),

The output shaft 8 is the R gear (7), the first gear (1), the second gear (2), the third gear (3), the fourth gear (4), 6 from the right side to the left in the drawing. The gear 6 is closely installed, and the gear 5 is integrally formed on the input shaft 13 at a position close to the left side of the gear 6 so that these gears are Each of them is selected by the synchro mechanism to transmit the rotational force from the input shaft 13 to the output shaft 8 in accordance with the gear ratio of the shift gear.

Here, an R stage sleeve (SLEEVE) 13 is disposed between the R stage gear 7 and the first stage gear 1, and a 1-2 stage between the first stage gear 1 and the second stage gear 2. The sleeve 10 has a 3-4 stage sleeve 11 between the 3rd gear 3 and the 4th gear 4, and the 6th gear 6 and the 5th gear 5 between the 6th gear 6 and 5th gear. 5-6 stage sleeves 12 are installed to operate shifting one by one according to the stage selection.

However, such a conventional six-speed manual transmission for a vehicle requires six types of gear arrangements for shifting speeds from 1 to 6 speeds.

An object of the present invention is to solve such a conventional problem, by reducing the arrangement of the gear used in the six-speed manual transmission reduces the overall length, simplify the assembly process and also reduce the inertia of the entire gear for improved vehicle To provide a six-speed manual transmission.

As a means for achieving the above object, the configuration of the present invention, the input shaft to which the driving force of the engine is transmitted; A first shift gear inserted into the input shaft and transmitting a driving force transmitted to the input shaft to a first gear, a third gear, a fifth gear, and an R gear; A second shift gear inserted into the input shaft and closely located to the right side of the first shift gear to transfer the driving force transmitted to the input shaft to the second, fourth and sixth speed gears; A change sleeve formed integrally with the input shaft and positioned between the first shift gear and the second shift gear to bind and separate the first shift gear and the second shift gear from the input shaft; An output shaft coupled to one end of the input shaft; 1-2 gears inserted into the output shaft to form a first gear and a second gear; A 5-6 gear which is inserted into the output shaft and is located closely to the right side of the 1-2 gear to achieve 5 gears and 6 gear shifts; A first sleeve formed integrally with the output shaft and positioned between the 1-2 gear and the 5-6 gear to bind and separate the 1-2 gear and the 5-6 gear from the output shaft; An R stage gear inserted into the output shaft and closely located to the right side of the 5-6 stage gear to form an R stage shift; A 3-4 gear gear inserted into the output shaft and positioned closely to the right side of the gear gear R to achieve 3 gear gears and 4 gear gear shifts; A second sleeve formed integrally with the output shaft and positioned between the R gear and the 3-4 gear to bind and separate the R gear and the 3-4 gear from the output shaft; And a counter shaft disposed side by side corresponding to the input shaft and the output shaft and engaged with gears inserted into the input shaft and the output shaft.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the accompanying drawings in order to describe in detail enough to enable those skilled in the art to easily carry out the present invention. . Other objects, features, and operational advantages, including the object, operation, and effect of the present invention will become more apparent from the description of the preferred embodiment.

For reference, the embodiments disclosed herein are only presented to select the most preferred embodiment in order to help those skilled in the art from the various possible examples, various changes and additions and changes within the scope without departing from the spirit of the invention It goes without saying that this is possible, of course, and other equivalent embodiments are possible.

Figure 2 is a cross-sectional view showing a six-speed manual transmission for an automobile according to an embodiment of the present invention.

The configuration of the six-speed manual transmission for a vehicle according to the embodiment of the present invention, as shown in Figure 2, the input shaft 57 to which the driving force of the engine is transmitted; A first shift gear 55 inserted into the input shaft 57 and transmitting a driving force transmitted to the input shaft 57 to the first gear, the third gear, the fifth gear, and the R gear shift gear; A second inserted into the input shaft 57 and closely located to the right side of the first shift gear 55 to transfer the driving force transmitted to the input shaft 57 to the second, fourth and sixth speed gears. Shift gear 56; It is formed integrally with the input shaft 57, and is located between the first shift gear 55 and the second shift gear 56, the first shift gear 55 and the second shift gear 56 to the input A change sleeve 62 that engages and separates from the shaft 57; An output shaft 58 coupled to one end of the input shaft 57; 1-2 gears (51) inserted into the output shaft (58) to achieve first and second gear shifts; A 5-6 gear gear 53 inserted into the output shaft 58 and positioned closely to the right side of the 1-2 gear gear 51 to form 5 gears and 6 gear shifts; It is formed integrally with the output shaft 58, and located between the 1-2 gear 51 and the 5-6 gear 53, the 1-2 gear 51 and 5-6 gear 53 A first sleeve (60) for engaging and separating the) to the output shaft (58); An R stage gear 54 inserted into the output shaft 58 and closely located to the right side of the 5-6 stage gear 53 to form an R stage shift; A 3-4 gear gear 52 inserted into the output shaft 58 and positioned closely to the right side of the R gear gear to achieve 3 gears and 4 gear shifts; It is formed integrally with the output shaft 58 and is located between the R gear 54 and the 3-4 gear 52 so that the R gear 54 and the 3-4 gear 52 to the output A second sleeve 61 which binds to and detaches from the shaft 58; And a counter shaft 59 disposed to correspond to the input shaft 57 and the output shaft 58 and engaged with gears inserted into the input shaft 57 and the output shaft 58.

The coupling position of the input shaft 57 and the output shaft 58 is characterized in that between the second shift gear 56 and the gear stage 1-2.

The 3-4 gear 52 and the output shaft 58 is characterized in that the second sleeve 61 is always integrally operated in a neutral state.

Referring to the operation of the six-speed manual transmission for a vehicle according to the embodiment of the present invention by the above configuration is as follows.

In the neutral state, as shown in FIG. 3A, the 3-4 gear 52 and the output shaft 58 are always integrated by the second sleeve 61.

In the first gear shift, as shown in FIG. 3B, when the driver makes a selection for selecting a gear shift stage, the second sleeve 61 is moved forward and the 3-4 gears are moved by the second sleeve 61. 52 and the output shaft 58 are separated, and at the same time the first sleeve 60 moves forward so that the first and second gears 51 are integral with the output shaft 58.

When the driver shifts the gear shift, the change sleeve 62 is moved forward to integrate the input shaft 57 and the first shift gear 55 by the change sleeve 62, thereby completing the shift. .

Power transmission is transmitted to the counter shaft 59 via the first shift gear 55 integrated in the input shaft 57 and through the 1-2 gear 51 and the output shaft 58. .

In the second shift, when the driver shifts as shown in FIG. 3C, the first shift gear 55 is separated from the input shaft 57 by the change sleeve 62, and the second shift gear 56 is moved. It is integrated with the input shaft 57.

Power transmission is transmitted to the count shaft 59 via the second shift gear 56 integrated in the input shaft 57 and through the 1-2 gear 51 and the output shaft 58.

In the three-speed shift, when the driver shifts as shown in FIG. 3D, the change sleeve 62 moves forward to integrate the input shaft 57 and the first shift gear 55 by the change sleeve 62. Shift is complete.

Power transmission is transmitted to the counter shaft 59 via the first shift gear 55 integrated in the input shaft 57 and through the 3-4 gear 52 and the output shaft 58.

In the four-speed shift, when the driver shifts as shown in FIG. 3E, the first shift gear 55 is separated from the input shaft 57 by the change sleeve 62, and the second shift gear 56 is moved. It is integrated with the input shaft 57.

Power transmission is transmitted to the counter shaft 59 via the second shift gear 56 integrated in the input shaft 57 and through the 3-4 gear 52 and the output shaft 58.

In the five-speed shift, when the driver selects as shown in FIG. 3F, the second sleeve 61 moves forward, and the third to fourth gears 52 are output shaft 58 by the second sleeve 61. And at the same time the first sleeve 60 is moved back so that the 5-6 gear 53 is integrated with the output shaft 58 by the first sleeve 60.

When the driver shifts, the change sleeve 62 moves forward to integrate the input shaft 57 and the first shift gear 55 by the change sleeve 62 to complete the shift.

Power transmission is transmitted to the counter shaft 59 via the first shift gear 55 integrated in the input shaft 57 and through the 5-6 gear 53 and the output shaft 58.

In the sixth shift, when the driver shifts as shown in FIG. 3G, the first shift gear 55 is separated from the input shaft 57 by the change sleeve 62, and the second shift gear 56 and the input are shifted. The shaft 57 is integrated.

Power transmission is transmitted to the counter shaft 59 via the second shift gear 56 integrated in the input shaft 57 and through the 5-6 gear 53 and the output shaft 58.

At the time of shifting the R stage, as shown in FIG. 3H, when the driver makes a selection, the second sleeve 61 is moved forward and the R stage gear 54 is connected to the output shaft 58 by the second sleeve 61. Are integrated.

When the driver shifts, the change sleeve 62 moves forward to integrate the input shaft 57 and the first shift gear 55 by the change sleeve 62 to complete the shift.

Power transmission is transmitted to the counter shaft 59 via the first shift gear 55 integrated in the input shaft 57 and through the R gear 54 and the output shaft 58.

According to the six-speed manual transmission for a vehicle according to the present invention configured and transmitted in this manner, the gear arrangement is reduced, thereby reducing the electric field, simplifying the assembly process, and improving the shifting feeling by reducing the inertia of the entire gear.

As described above, the six-speed manual transmission for automobiles according to the embodiment of the present invention can reduce the length of the gear arrangement to reduce the overall length, simplify the assembly process, and can also achieve the effect of improving the shift feeling by reducing the inertia of the entire gear. .

Claims (3)

An input shaft 57 to which a driving force of the engine is transmitted; A first shift gear 55 inserted into the input shaft 57 and transmitting a driving force transmitted to the input shaft 57 to the first gear, the third gear, the fifth gear, and the R gear shift gear; A second inserted into the input shaft 57 and closely located to the right side of the first shift gear 55 to transfer the driving force transmitted to the input shaft 57 to the second, fourth and sixth speed gears. Shift gear 56; It is formed integrally with the input shaft 57, and is located between the first shift gear 55 and the second shift gear 56, the first shift gear 55 and the second shift gear 56 to the input A change sleeve 62 that engages and separates from the shaft 57; An output shaft 58 coupled to one end of the input shaft 57; 1-2 gears (51) inserted into the output shaft (58) to achieve first and second gear shifts; A 5-6 gear gear 53 inserted into the output shaft 58 and positioned closely to the right side of the 1-2 gear gear 51 to form 5 gears and 6 gear shifts; It is formed integrally with the output shaft 58, and located between the 1-2 gear 51 and the 5-6 gear 53, the 1-2 gear 51 and 5-6 gear 53 A first sleeve (60) for engaging and separating the) to the output shaft (58); An R stage gear 54 inserted into the output shaft 58 and closely located to the right side of the 5-6 stage gear 53 to form an R stage shift; A 3-4 gear gear 52 inserted into the output shaft 58 and positioned closely to the right side of the R gear gear to achieve 3 gears and 4 gear shifts; It is formed integrally with the output shaft 58 and is located between the R gear 54 and the 3-4 gear 52 so that the R gear 54 and the 3-4 gear 52 to the output A second sleeve 61 which binds to and detaches from the shaft 58; And And a counter shaft 59 disposed to correspond to the input shaft 57 and the output shaft 58 and engaged with gears inserted into the input shaft 57 and the output shaft 58. 6-speed manual transmission for automobiles. The method of claim 1, The coupling position of the input shaft (57) and the output shaft (58) is a six-speed manual transmission for a vehicle, characterized in that between the second shift gear (56) and 1-2 gear (51). The method of claim 1, The three-stage gear (52) and the output shaft (58) is a six-stage manual transmission for a vehicle, characterized in that always operated in an integrated state in a neutral state by the second sleeve (61).

Images