KR102075444B1 - A Truck Transmission Detecting Apparatus - Google Patents

Abstract

The present invention relates to an automotive transmission inspection apparatus and an inspection method using the same. The inspection apparatus can be configured by comprising: a body unit forming a frame in a plate shape; a jig unit positioned above the body unit to support a transmission on the upper surface thereof; a first shaft unit connected to one end of a shaft of the transmission positioned above the jig unit; a second shaft unit connected to the other end of the shaft of the transmission positioned above the jig unit; a motor unit generating power and transmitting the power to the first shaft unit; a braking unit connected to the second shaft unit to provide a load to the transmission; a sensing unit determining whether a more load is generated on the first shaft unit generates than on the second shaft unit; and a control unit controlling the operation of the motor unit, the braking unit, and the sensing unit.

Description

Vehicle transmission inspection device {A Truck Transmission Detecting Apparatus}

The present invention relates to a transmission inspection device for a vehicle, and more particularly, to a transmission transmission inspection device and inspection method for a vehicle to prevent further damage when checking whether a transmission of a power transmission device of a vehicle is broken.

In general, a transmission for a vehicle is installed between the engine and the propulsion shaft to perform a role of changing the rotational force of the engine according to the driving conditions of the vehicle, and is equipped with a reverse device for reversing the vehicle.

In a large vehicle, a multi-speed transmission that can form a shift stage of 8 or more speed by having a split shift stage and a range shift stage may be applied. The transmission of such a large vehicle is configured with a pneumatic providing structure for controlling the pressure required for the transmission according to the electrical signal of the transmission control device to improve the optimum transmission performance and fuel efficiency.

This multi-stage transmission-related technology is disclosed in Korean Patent Publication No. 10-2006-0002555 (Patent Document 1) and Korean Utility Model Publication No. 20-2000-0020786 (Patent Document 2).

According to the technology of Patent Document 1, the high / low range synchronizer installed between the drive shaft and the counter shaft is operated according to which range of the high / low range the shift lever is located, so that the drive shaft and the counter shaft have a low range gear ratio or high. It is connected by the range gear ratio. In particular, when the shift lever is located in the high range and then returns to neutral, when the speed of the drive shaft becomes below a certain rpm, the high / low range synchro is activated so that the drive shaft and the counter shaft can be connected at a low range gear ratio. do.

In the technique of Patent Document 2, in the performance test apparatus of a manual transmission configured to drive the differential to rotate the output shaft and the input shaft in the transmission case, the driving gear of the differential is coupled to the side gear at one side gear at the mounting position of the differential to the differential inside. A drive shaft for transmitting rotational force, a driving means connected to an end of the drive shaft to generate rotational drive force, and a target for transmitting rotational power to the ring gear side by being coupled to the other side gear and pinion shaft at a position where the other propulsion shaft is mounted in the differential By being configured with a test shaft, the performance test apparatus of the manual transmission of the present invention can easily transmit the rotational power to the inside of the transmission through the target test shaft without mutually welding the side gear and the pinion gear. So that you can change Therefore, the preparation process for the target test can be simplified as much.

However, the prior art has the following problems.

When inspecting the transmission due to a problem in the transmission, if the transmission is excessively operated for inspection, parts, such as gears inside the transmission, are damaged, resulting in a problem that repair is impossible.

Registered Patent No. 10-1392672

In order to solve the above-mentioned problems, an object of the present invention is to provide a transmission transmission inspection apparatus and inspection method for a vehicle that can be safely inspected regardless of whether the transmission has a problem when inspecting the transmission.

In order to achieve the above object, the vehicle transmission inspection apparatus according to the present invention includes a body part forming a skeleton in a plate shape, a jig part positioned above the body part to support the transmission on an upper surface, and located above the jig part A first shaft portion connected to one end of the shaft to the transmission, a second shaft portion connected to the other end of the shaft of the transmission positioned above the jig portion, a motor portion generating power and transmitting power to the first shaft portion, and A braking unit connected to a second shaft unit to provide a load to the transmission, and a sensing unit to determine whether the first shaft unit generates more load than the second shaft unit, and the operation of the motor unit, the brake unit, and the sensing unit It may be configured to include a control unit for controlling the.

The body portion may include a plate portion formed in a plate shape, and a rail portion that guides the jig portion to moveably on the plate portion.

The jig portion is formed in a plate shape, the jig body to which the transmission is fixed to the upper surface, the jig body and the rail portion is formed, the rail is formed in a direction orthogonal to the direction of the rail portion so that the jig body moves It may be configured to include a guiding rail to guide.

The first shaft portion, the box-shaped first guide body is provided with a space therein, the first guide to move up and down along the inside of the first guide body, provided in the first guide, coupled to one side of the transmission It includes a first shaft jig, the first guide body is characterized in that it is movable along the rail portion.

In addition, in another embodiment of the present invention, a vehicle transmission inspection method includes: a first step of fixing a transmission to a jig portion, and moving the jig portion along a rail portion and a jig rail, so that the transmission is between the second shaft portion and the first shaft portion. A second step of positioning, and a third step of adjusting the position so that the second shaft jig of the second shaft portion is engaged with an axis of one side of the transmission, and the first shaft portion of the first shaft portion is moved, The fourth step of adjusting the position to engage him with the shaft on the other side of the transmission, the fifth step of operating the control unit to generate power in the power unit, and generating a load on the brake unit through the second shaft jig. When the load is provided to the transmission, it comprises a sixth step of shifting the gear inside the transmission through the control unit. It characterized in that the separation of the first axis jig.

Vehicle transmission inspection apparatus and inspection method according to the present invention has the following effects.

When there is a problem in the inside of the transmission, when inspecting, if there is a problem due to internal parts while operating for inspection, the power of the inspection device is cut off to prevent transmission failure due to inspection.

1 is a front view showing a preferred embodiment of a transmission inspection apparatus for a vehicle according to the present invention.
FIG. 2 is a plan view showing a configuration of a transmission transmission inspection apparatus for a vehicle of FIG. 1.
3 is a view showing a first shaft portion constituting the transmission inspection apparatus for a vehicle according to the present invention.
4 is a view showing a second shaft constituting a transmission transmission inspection apparatus for a vehicle according to the present invention.
5 is a view showing a transmission journalist mounted on the transmission inspection apparatus for a vehicle according to the present inventors.

Hereinafter, preferred embodiments of the vehicle transmission inspection apparatus according to the present invention will be described in detail with reference to the accompanying drawings.

The present invention, as shown in Figure 1, the body portion 10 to form a skeleton in a plate shape, the body portion 10 is located above the jig portion 20 and the jig portion 20 for supporting the transmission on the upper surface, the jig portion The first shaft portion 30 connected to one end of the shaft to the transmission M located above the 20, and the second shaft portion connected to the other end of the shaft of the transmission M located above the jig portion 20 40, a motor unit 50 for generating power to transmit power to the first shaft unit 30, and a brake unit connected to the second shaft unit 40 to provide a load to the transmission M 60, a sensing unit (not shown) for determining whether the first shaft unit 30 generates more load than the second shaft unit 40, the motor unit 50, and the brake unit 60 And it may be configured to include a control unit 70 for controlling the operation of the sensing unit.

First, the vehicle transmission inspection apparatus according to the present invention is provided with a body portion (10). The body portion 10, as shown in Figure 1, constitutes the skeleton of the inspection device of the present invention. The body portion 10 is formed in a plate shape and provides a space in which various parts to be described below are installed.

The body portion 10 may include a plate portion 12 formed in a plate shape, and a rail portion 14 through which the jig portion 20 movably guides the plate portion 12.

The plate portion 12 is formed in a plate shape to form a skeleton of the body portion 10. A rail portion 14 is provided on the upper portion of the plate portion 12. The rail portion 14 serves to guide the jig portion 20 to be described below to move on the plate portion 12.

A jig portion 20 is provided on the upper surface of the body portion 10. The jig portion 20 has a transmission (M) is seated on the upper surface serves to secure the transmission (M).

The jig portion 20 may be any configuration as long as it is a configuration for fixing the transmission M, and in the present invention, it can be configured as follows.

The jig portion 20 is formed in a plate shape and is formed between the jig body 22 and the transmission body is fixed to the upper surface, the jig body 22 and the rail portion 14, the rail portion 14 of Rails are formed in a direction orthogonal to the direction, and may be configured to include a jig rail 24 that guides the jig body 22 to move.

The jig body 20 is provided with a jig body 22. The jig body 22 is formed in a plate shape, and the transmission M is fixed to the upper surface. A fastening groove 26 is variously formed in the jig body 22 so that the transmission M can be fixed to the upper surface of the jig body 22, and is engaged with the fastening groove 26 to fix the transmission M The adapter (A) may be provided.

A jig rail 24 is provided below the jig body 22, that is, between the jig body 22 and the rail portion 14. The jig rail 24 is formed in a direction orthogonal to the rail part 14, so that the jig body 22 can be located at various positions on the upper surface of the body part 10. That is, when the rail portion 14 moves in the X-axis direction on the plane, the jig rail 24 is configured to move in the Y-axis direction.

A first shaft portion 30 is provided on the upper surface of the body portion 10. The first shaft portion 30 is connected to one end of the shaft of the transmission (M) serves to transmit power to the transmission (M).

The first shaft portion 30 includes a box-shaped first guide body 32 having a space therein, a first guide 34 moving up and down along the first guide body 32, and the first It is provided in one guide 34, it may be configured to include a first shaft jig (36) coupled to one side of the transmission (M).

A first guide body 32 is provided on the first shaft portion 30. The first guide body 32 is formed in a box-like structure in which a space is provided inside.

The first guide body 32 may be configured to move in engagement with the rail portion 14 on the lower surface. This allows the first shaft portion 30 to be easily moved and coupled to the shaft portion of the transmission M while moving along the rail portion 14.

A first guide 34 is provided inside the first guide body 32. The first guide 34 is moved up and down along the first guide body 32 by the operation of the adjustment lever. The first guide 34 is provided with a motor unit 50 to be described below.

A first shaft jig 36 is provided in the first guide 34. The first shaft jig 36 is coupled to one axis of the transmission M to receive power from the motor unit 50 installed in the first guide 34 and transmit it to the transmission M. .

The first shaft jig 36 is coupled to one axis of the transmission M, but any structure is possible as long as the first shaft jig 36 is capable of being coupled to one axis of the transmission M.

In the present invention, when the first shaft jig 36 is grasping the shaft of the transmission M, a problem occurs inside the transmission M, and a sudden load occurs, the first shaft jig 36 is It may be configured to deviate from the shaft of the transmission (M).

As illustrated in FIG. 3, the first shaft jig 36 may be configured as a cylinder having an inner diameter narrowed by three bars in the axial direction of the transmission M. When the transmission of the rotational force of the motor unit 50 by grasping the shaft of the transmission M by the tightening by the three bars, and when a load is generated in the transmission M, the cylinder of the first shaft jig 36 is flattened. It can work.

In addition, in another embodiment of the present invention, a sensing unit (not shown) may be further provided on both axes of the transmission M. The sensing unit may detect a difference in load generated on an axis of both ends of the transmission M, and when the predetermined value is exceeded, the first axis jig 26 may be displaced from the axis of the transmission M.

Further, a motor part 50 is provided on the first shaft part 30. The motor part 50 is installed inside the first guide 34 of the first shaft part 30, and the motor part 50 generates power by an external power source or the like to generate the power of the first shaft part 30. The first shaft jig 36 is rotated.

In addition, a second shaft portion 40 is provided on the upper surface of the body portion 10. The second shaft portion 40 is connected to the other end of the shaft of the transmission (M) serves to provide a load to the transmission (M).

The second shaft portion 40 includes a box-shaped second guide body 42 having a space therein, a second guide 44 for moving up and down along the second guide body 42, and the second Provided in the two guides 44, it may be configured to include a second shaft jig 46 coupled to the other side of the transmission (M).

A second guide body 42 is provided on the second shaft portion 40. The second guide body 42 is formed in a box-like structure in which a space is provided. A second guide 44 is provided inside the second guide body 42. The second guide 44 moves up and down along the second guide body 42 by the operation of the adjustment lever.

A second shaft jig 46 is provided on the second guide 44. The second shaft jig 46 is coupled to one shaft of the transmission M to transmit the load by the braking unit 60 installed in the second guide 44 to the shaft of the transmission M.

In addition, the second shaft portion 40 is provided with a braking portion 60. The braking portion 60 serves to provide a load to the transmission (M). The braking unit 60 may have any configuration as long as it has a structure capable of generating a load, and loads of various conditions can be generated according to application of an electrical signal. This is to provide a condition similar to the state loaded in the vehicle to the transmission M inspected by the load of the braking unit 60.

In addition, a control unit 70 for controlling the operation of the motor unit 50, the brake unit 60, and the sensing unit is provided.

In addition, a cover portion 80 may be further provided in the vehicle transmission inspection apparatus according to the present invention. The cover portion 80 serves to prevent components such as shafts from being scattered to the outside due to the failure of the transmission M.

Hereinafter, the operation of the vehicle transmission inspection apparatus according to the present invention will be described in detail.

First, the transmission M is fixed to the jig portion 20. At this time, it is fixed so as to be positioned horizontally on the jig portion 20 using a corresponding adapter (A) according to the shape of the transmission (M).

The jig body 22 of the jig portion 20 is moved to be positioned adjacent to the second shaft portion 40. That is, the jig body 22 is moved to the second shaft portion 40 along the rail portion 14.

Then, the jig body 22 is moved along the rail part 14 and the jig rail 24 so that one axis of the transmission M is located in the second axis jig 46 of the second shaft part 40. do.

While the second guide 44 is moved up and down using the adjustment lever of the second shaft portion 40, the second shaft jig 46 is positioned on the shaft of the transmission M to be fastened.

Then, the first shaft portion 30 is moved along the rail portion 14 to be positioned adjacent to the other shaft of the transmission M. When the first shaft portion 30 is positioned adjacent to the other shaft of the transmission M, the first guide 34 is moved up and down using the adjustment lever of the first shaft portion 30 to the other shaft of the transmission M. The first axis jig 36 is positioned.

Then, the first shaft portion 30 is moved so that the other shaft of the transmission M is fastened to the first shaft jig 36.

Then, by operating the control unit 70 to generate power, and using the clutch of the transmission (M) to ensure that the gear is shifted while the power is variously changed whether it is properly transmitted.

At this time, a load is generated in the brake unit 60 through the control unit 70. While the braking part 60 is operating, a load is provided to one axis of the transmission M through the second axis jig 46. The load can be variously adjusted and applied through the control unit 70, and the gear inside the transmission M can be variously changed through the clutch of the control unit 70.

When an excessively instantaneous load is provided to the transmission M, the sensing unit senses the load provided through the second shaft jig 46 and the first shaft jig 36 of the first shaft 30 is the transmission. Since it is separated from the other shaft of (M), power transmission from the motor unit 50 to the transmission M is blocked.

Of course, when excessive power is applied to the transmission M to exceed a certain load condition, the first shaft jig 36 of the first shaft portion 30 holding the one shaft of the transmission M is slipped, and the motor is generated. The transmission of the power of the unit 50 to the transmission M is blocked.

As described above, it will be understood that the technical configuration of the present invention described above can be implemented in other specific forms without changing the technical spirit or essential features of the present invention by those skilled in the art to which the present invention pertains.

Therefore, the above-described embodiments are to be understood in all respects as illustrative and not restrictive, and the scope of the present invention is indicated by the following claims rather than the above detailed description, meaning and scope of claims and equivalent concepts thereof It should be construed that any altered or modified form derived from is included in the scope of the invention.

10: body portion 12: plate portion
14: rail portion 20: jig portion
22: jig body 24: jig rail
26: fastening groove 30: first shaft portion
32: first guide body 34: first guide
36: first axis jig 40: second axis
42: second guide body 44: second guide body
46: 2nd axis jig 50: Motor part
60: brake 70: control
A: Adapter M: Transmission

Claims (5)

A body part forming a skeleton in a plate shape;
A jig portion positioned above the body portion to support the transmission on the upper surface;
A first shaft portion connected to one end of the shaft of the transmission positioned above the jig portion;
A second shaft portion connected to the other end of the shaft of the transmission positioned above the jig portion;
A motor unit generating power and transmitting power to the first shaft;
A braking unit connected to the second shaft to provide a load to the transmission;
A sensing unit configured to determine whether the first shaft portion generates more load than the second shaft portion; And
It comprises a; control unit for controlling the operation of the motor unit, the brake unit and the sensing unit,
The body portion,
A plate portion formed in a plate shape; And
The jig portion is configured to include; a rail portion for movably guiding the plate portion;
The first shaft portion,
A box-shaped first guide body having a space therein;
A first guide that moves up and down along the inside of the first guide body;
A first shaft jig provided on the first guide and coupled to one side of the transmission;
Including,
The first guide body is movable along the rail portion, the first guide is moved up and down along the first guide body by the operation of the adjustment lever,
The second shaft portion,
A box-shaped second guide body having a space therein;
A second guide that moves up and down along the inside of the second guide body;
A second shaft jig provided on the second guide and coupled to the other side of the transmission;
Including,
The second guide moves up and down along the second guide body by the operation of the adjustment lever,
When the difference between the loads generated on the shafts at both ends of the transmission is sensed through a signal generated by the sensing unit provided on both axes of the transmission, the first axis jig deviates from the transmission axis,
A transmission transmission inspection device for a vehicle, wherein the braking unit can adjust the load transmitted to the second shaft unit according to an electrical signal. delete According to claim 1,
The jig portion,
A jig body formed in a plate shape and fixed to the upper surface of the transmission; And
It is formed between the jig body and the rail portion, the rail is formed in a direction orthogonal to the direction of the rail portion jig rail for guiding the jig body to move; including a transmission transmission inspection apparatus for a vehicle comprising a .


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