JPH0433483Y2 - - Google Patents

Description

[Detailed description of the invention] <Industrial application field> This invention is a system that replaces and installs rotating shaft devices (for example, many types of transmissions and engines) with different shaft heights (center heights) to generate power. The present invention relates to a power transmission device for transmitting power to an output shaft via an input shaft and a power transmission means.

<Prior Art> A conventional power transmission device includes an input shaft, an output shaft arranged in parallel with the input shaft, a power transmission means for transmitting power of the input shaft to an output shaft, and a power transmission means for transmitting power of the input shaft to an output shaft. It is equipped with a fixed type (immovable type) shaft support that rotatably supports the output shaft, and a rotating shaft of a rotating shaft device such as a transmission or an engine is connected to the input shaft, and the input shaft is driven by the rotating shaft device. The shaft is configured to rotate.

<Problem to be solved by the invention> In the above-mentioned conventional power transmission device, when replacing rotating shaft devices of different sizes, the height of the rotating shaft from the reference position differs depending on the size of the rotating shaft device. A new device was installed that matched the height of the rotating shaft of each rotating shaft device, or the power transmission device was placed on a stand and the rotating shaft of the rotating shaft device and the input shaft were connected by matching the shaft height.

In this way, it is uneconomical to install a new power transmission device, and if the device must be mounted on a stand, the work becomes complicated, and the power transmission device vibrates unnecessarily when the rotating shaft device is driven, resulting in poor performance. undesirable in terms of safety and safety.

In view of the above problems, the present invention is economical, allows easy connection of the rotary shaft and input shaft, almost eliminates unnecessary vibration even when driving the rotary shaft device, and improves performance.
The purpose is to provide a power transmission device with excellent safety.

<Means for solving the problem> The problem solving means in the present invention includes an input shaft 1,
an output shaft 2 arranged side by side with the input shaft 1; a power transmission means 3 for transmitting the power of the input shaft 1 to the output shaft 2; and a rotating shaft 4 connected to the input shaft 1.
Rotary shaft device 5 (engine) having (engine shaft)
A fixed rotary shaft device stand 10 that removably supports the input shaft 1 and the output shaft 2 by means of screws, etc.
A shaft support 11 rotatably supports the shaft.

Further, a rotation fixing device 13 for rotating the shaft support 11 around a horizontal shaft 12 arranged parallel to the rotation shaft 4 and fixing the shaft support 11 according to the height of the rotation shaft device 5. is provided.

<Operation> In the above problem solving means, the rotating shaft device 5 (engine) is fixed to the rotating shaft device stand 10, and the rotating shaft 4
When the rotary shaft device 5 is driven by connecting the (engine shaft) and the input shaft 1, the rotational power of the rotary shaft 4 is transmitted to the rotary shaft 2 via the power transmission means 3, and this rotates.

By the way, when transmitting the power of a rotary shaft device 5 of a different size (for example, a small rotary shaft device 5) from the rotary shaft device 5 to the output shaft 2, the rotary shaft device 5 is removed from the rotary shaft device stand 10, and as shown in FIG. Replace it with the rotating shaft device 5 shown by the imaginary line inside.

Then, loosen the nut 42 so that the guide rod 41 can slide into the guide hole 35, rotate the swing operation rod 44 to rotate the worm 33, and rotate the input shaft 1.
(shaft support 11) is rotated counterclockwise around the horizontal shaft 12 (output shaft 2) and lowered to adjust the shaft height between the input shaft 1 and the rotating shaft 4 of the replaced rotating shaft device 5. At the same time, the nut 42 is tightened again to connect and fix the rotating shaft 4 and the input shaft 1.

In this way, it is economical because there is no need to provide a new device or a stand in order to match the shaft heights of the rotating shaft 4 and the input shaft 1 of the rotating shaft device 5 of any size. , there is almost no unnecessary vibration accompanying the drive of the rotary shaft device 5, and therefore performance is excellent and safety is also high.

<Example> Hereinafter, an example of the variable shaft height type power transmission device of the present invention will be described based on FIGS. 1 to 3. First, a first embodiment of the present invention shown in a front view in FIG. 1 and a plan view in FIG. 2 will be described.

As shown in the drawing, the power transmission device according to the first embodiment of the present invention includes an input shaft 1, an output shaft 2 arranged in parallel with the input shaft 1, and a power transmission device for transmitting the power of the input shaft 1 to the output shaft 2. a power transmission means 3 for;
A rotating shaft 4 (engine shaft) connected to the input shaft 1
A fixed rotary shaft device stand 10 that removably supports a rotary shaft device 5 (engine) having a rotary shaft device 5 (engine) with a screw or the like, and a shaft support 11 that rotatably supports the input shaft 1 and the output shaft 2. It is equipped with

Further, the shaft support 11 is rotated around a horizontal shaft 12 (output shaft 2) arranged parallel to the rotation shaft 4, and fixed according to the height of the rotation shaft device 5. A rotation fixing device 13 is provided.

The shaft support 11 is disposed on a base 14 and includes the input shaft 1, the output shaft 2, and a center shaft 15 interposed between the input shaft 1 and the output shaft 2, as shown in FIG.
The input shaft 1, output shaft 2, and center shaft 15 are rotatably supported by a shaft support 11 via bearings 20, respectively.

The power transmission means 3 includes an input gear 21 externally fitted on the input shaft 1, a transmission gear 22 externally fitted on the central shaft 15 and meshing with the input gear 21, and the output shaft 2.
an output gear 23 that is fitted onto the outside and meshes with the transmission gear 22;
It is composed of.

The rotary shaft device stand 10 is formed on a base 14 and is placed in front of the input shaft 1.

The front and rear ends of the output shaft 2 protrude from the shaft support 11, and the protruding portions are supported by a bracket 24,
The lower end of the bracket 24 is fixed to the base 14.

A space is formed between the shaft support 11 and the base 14 such that the shaft support 11 can rotate.

The rotation fixing device 13 includes a rotation means 25 for rotatably supporting the shaft support 11 around the horizontal shaft 12 (output shaft 2), and a rotation means 25 for supporting the shaft support 11 so as to be rotatable around the horizontal shaft 12 (output shaft 2), and a rotation means 25 for rotating the shaft support 11 to a desired degree after rotation. and a fixing means 26 for fixing it in position.

The rotation means 25 is connected to the bracket 24;
A rotary disk 30 disposed on the front surface of the shaft support 11 (before the bracket 24) and externally fitted and fixed to the protrusion of the output shaft 2, and a worm wheel formed on a part of the outer periphery of the upper end of the rotary disk 30. 31, and a worm 33 that meshes with the worm wheel 31 and rotates the rotary disk 30 within a predetermined angle θ.
, a rotation guide plate 34 erected at the front end of the base 14 (on the rear side of the rotating shaft device), and the guide plate 3
A pair of left and right arc-shaped guide holes 3 formed on the plate surface of 4.
5, a plate-like connecting body 40 extending from the front surface of the shaft support 11 to the guide plate 34, and a guide rod 41 formed at the front end of the connecting body 40 and slidably fitting into the guide hole 35. (volt).

The fixing means 26 includes a nut 42 that is screwed into a not-illustrated screw formed on the guide rod 41, and a washer 43 interposed between the nut 42 and the guide plate 34.

The worm 33 is externally fitted onto a swing operating rod 44, and the swing operating rod 44 is rotatably supported internally by a worm box 45.
5 is supported and fixed to the base 14.

Next, to explain the operation, when the rotating shaft device 5 is fixed to the rotating shaft device stand 10 and the rotating shaft 4 and the input shaft 1 are driven together, the rotational power of the rotating shaft 4 is transferred to the input gear 2.
The rotation of the center shaft 15 is transmitted to the output shaft 2 via the transmission gear 22 and the output gear 23, and rotates.
Thereby, the rotational torque transmitted to the output shaft 2 by driving the rotational shaft device 5 can be detected.

By the way, for example, when detecting the rotational torque by which the power of the rotating shaft device 5 of the small rotating shaft device 5 is transmitted to the output shaft 2, the large rotating shaft device 5 is removed from the rotating shaft device stand 10, and the rotation shaft device 5 is removed from the rotating shaft device stand 10, as shown in the phantom in the figure. Replace with a smaller rotating shaft device 5.

At this time, the nut 42 is loosened to allow the guide rod 41 to slide freely into the guide hole 35, and the swing operation rod 44 is rotated to rotate the worm 33, and the input shaft 1
Rotate the (shaft support 11) counterclockwise around the horizontal shaft 12 (output shaft 2) to lower it, align the shaft height with the rotating shaft 4 of the small rotating shaft device 5, and then tighten the nut 42 again. By tightening, the shaft support 11 is fixed, and the rotating shaft 4 and the input shaft 1 are connected and fixed.

When detecting the rotational torque of the output shaft 2 due to the power of a rotating shaft device 5 of a different size from that described above, the rotating shaft device 5 is replaced in the same way, and the swing operation lever is adjusted according to the size of the rotating shaft device 5. 44 in an appropriate direction, the shaft support 11 is rotated, and the shaft heights of the rotary shaft 4 of the rotary shaft device 5 and the input shaft 1 are aligned, and the shafts are connected and fixed.

In this way, even when detecting the rotational torque transmitted to the output shaft 2 of the rotating shaft device 5 of any size, there is no need to install a new device or a stand to adjust the shaft height. Therefore, it is economical, there is almost no unnecessary vibration accompanying the drive of the rotary shaft device 5, and therefore the performance is excellent and the safety is high.

Next, a second embodiment of the present invention will be described based on the front view of FIG. 3. As shown in the figure, in the power transmission device according to the second embodiment of the present invention, the rotation fixing device 13 is screwed into a worm 51 supported by a pair of left and right worm supports 50, and the rotation of the worm 51 is caused by the rotation of the worm 51. Sleeve 52 that moves left and right
and a connecting rod 55 rotatably connected between the sleeve 52 and the lower surface of the shaft support 11 via hinges 53 and 54.

The worm 51 is attached to the right worm support 5
A rotation operation section 57 is formed protruding from the rotation operation section 6, and a worm reducer 58 is connected to the rotation operation section 57.
A swing operating rod 60 with a handle 59 is connected to the upper end of the worm reducer 58.

The other configurations are the same as those of the first embodiment.

In the above configuration, when the handle 59 is rotated in an appropriate direction, the rotation of the handle 59 is caused by the swinging operation rod 6.
0 and the worm 5 via the worm reducer 58
1, the sleeve 52 moves in the left and right horizontal directions, and with this movement, the shaft support 11 moves towards the horizontal shaft 1.
2 (output shaft 2). Then, the rotary shaft device 5 fixed to the rotary shaft device stand 10 in advance
The rotation shaft 4 and the input shaft 1 are connected. Other effects are the same as those of the first embodiment.

Note that the present invention is not limited to the above-mentioned embodiment, and in the above-described embodiment, the horizontal shaft 12, which is the center of rotation of the shaft support 11, is used as the output shaft 2, but for example, the end of the center shaft 15 is It protrudes from the body 11 and is supported by a bracket 24, and the shaft support 1 is mounted around the center shaft 15.
1 may be rotated to match the heights of the rotating shaft 4 and the input shaft 1.

Further, in the above embodiment, an engine is used as an example of a device fixed to the rotating shaft device stand 10, but the invention is not limited to this. For example, a transmission may be fixed instead of the engine, and depending on the size of the transmission, Even if the shaft heights are different, the height of the input shaft 1 can be adjusted to any desired shaft height using a similar configuration.

The rotation fixing device 13 is also not limited to the above-mentioned embodiment, and may have any configuration as long as it allows the shaft support 11 to swing around the horizontal shaft 12.

<Effects of the invention> The invention provides an input shaft, an output shaft arranged in parallel with the input shaft, a power transmission means for transmitting the power of the input shaft to the output shaft, and a rotating shaft connected to the input shaft. A fixed rotating shaft device stand that removably supports a rotating shaft device having a shaft, and a shaft support that rotatably supports the input shaft and the output shaft,
A rotation fixing device is provided for rotating the shaft support around a horizontal axis arranged parallel to the rotation axis and fixing it according to the height of the rotation shaft device. By operating the rotation fixing device, the shaft support can be rotated and fixed around the horizontal axis, and by fixing the input shaft at an arbitrary height, the rotation axis of the rotation axis device of any size can be fixed. Since the input shaft can be aligned, there is no need to install new equipment or a stand to match the shaft heights of the input shaft and the rotary shaft, which is economical and makes it easier to use the rotary shaft device. There is almost no unnecessary vibration associated with the drive, and it has the advantage of superior performance and safety.

[Brief explanation of the drawing]

Fig. 1 is a front view of a power transmission device showing a first embodiment of the present invention, Fig. 2 is a plan view thereof, and Fig. 3 is a front view of a power transmission device showing a second embodiment of the invention. . DESCRIPTION OF SYMBOLS 1... Input shaft, 2... Output shaft, 3... Power transmission means, 4... Rotating shaft, 5... Rotating shaft device, 10...
... Rotating shaft device stand, 11 ... Shaft support body, 12 ... Horizontal shaft, 13 ... Rotation fixing device.

Claims (1)

[Scope of utility model registration request] A rotary shaft device having an input shaft, an output shaft arranged in parallel with the input shaft, a power transmission means for transmitting the power of the input shaft to the output shaft, and a rotary shaft connected to the input shaft is detachably attached. and a shaft support that rotatably supports the input shaft and the output shaft, the shaft support being centered around a horizontal shaft disposed parallel to the rotation shaft. A variable shaft height type power transmission device, characterized in that a rotation fixing device is provided for rotating the rotating shaft device and fixing it according to the height of the rotating shaft device.