JPH0332992Y2 - - Google Patents

Description

[Detailed Description of the Invention] Industrial Application Field The present invention relates to an internal combustion engine testing facility used, for example, in an automobile assembly plant to perform a performance test on an internal combustion engine before it is assembled into a vehicle body.

BACKGROUND ART Conventionally, as this type of internal combustion engine testing equipment, a structure disclosed in Japanese Patent Application Laid-Open No. 77938/1983 has been provided, for example. In other words, in the conventional structure, the conveyor platform with the internal combustion engine (engine) set thereon is moved from the guide rollers of the loading/unloading conveyor to the rollers of the support device.
Then, the support table with rollers and the push-up table are moved up and down in a timely manner to separate the conveyor table from the rollers and fix it. After that, the test equipment is connected to the main shaft of the internal combustion engine to conduct the desired test. .

Problems that the invention aims to solve According to the conventional type described above, noise during testing is a problem because the surrounding area is open, and the testing equipment, support equipment, and loading/unloading conveyor are arranged without any gaps. This creates problems in securing passage. Therefore, recently, a structure has been considered in which the support device is surrounded by a surrounding wall body and the internal combustion engine is carried in and out from the overhead crane side through the open part on the top surface. It is time consuming and cannot be automated.

The purpose of the present invention is to provide an internal combustion engine test facility that enables automation by loading and unloading from the side, and also provides easy noise countermeasures and passageways.

Means for Solving the Problems In order to achieve the above object, the internal combustion engine test equipment of the present invention is provided with an internal combustion engine support device having a first conveyor for loading and unloading in a box-shaped enclosure, and An internal combustion engine testing device is disposed through the rear wall, and the front wall of the enclosure body is capable of standing up and falling down using its lower part as a fulcrum, and is provided with a rocking drive device to allow the front wall to fall down sideways. A second conveyor for loading and unloading is provided on the top side.

According to the configuration of the present invention, the internal combustion engine can be carried into the enclosure via the second conveyor and the first conveyor by horizontally tilting the front wall using the swing drive device. Then, by setting up the internal combustion engine and the test equipment and raising the front wall, the internal combustion engine can be operated and tested as intended. At this time, since the internal combustion engine is located within the enclosure, almost no noise leaks to the outside, and the front of the upright front wall can be used as a passage. The internal combustion engine that has undergone the intended test can then be carried out by the opposite action to that described above.

Embodiment An embodiment of the present invention will be described below based on the drawings.

Reference numeral 1 denotes a rectangular box-shaped surrounding wall body erected on the floor 2, which includes a front wall 1A, a rear wall 1B, and left and right side walls 1C and 1D.
and a ceiling wall 1E, each of which is formed into a soundproof structure. A rectangular opening 3 is formed in the center of the front wall 1A, and a movable front wall 1a is provided that can freely open and close this opening 3 from the front side. That is, a left-right rotating shaft 5 is disposed at the front lower part of the front wall 1A via a bearing 4, and by fixing the lower end of the movable front wall 1a to this rotating shaft 5, the movable front wall 1a can rotate the lower part of the movable front wall 1a. It can be used as a fulcrum to stand up or fall down. A swing drive device 6 for performing this upright and sideways movement is disposed at the lower part of the enclosure 1 and is interlocked with the rotating shaft 5 via a winding transmission device 7. A second conveyor 8 for carrying in and out is disposed on the upper surface side when the movable front wall 1a is laid down sideways. This second conveyor 8 employs a drive roller conveyor comprising a plurality of rollers 10 supported via bearings 9 and a drive device (not shown) interlocked with each roller 10. Said ceiling wall 1
E is arranged to be able to freely slide, and the sliding is performed by being guided by a guide (not shown) by the operation of the cylinder device 11. An air supply duct 12 is provided on the side of the front wall 1A, and an exhaust duct 13 is provided on the side of the rear wall 1B. Reference numeral 14 denotes an internal combustion engine, which is set in advance on a conveyor table 15. A support device 17 having a first conveyor 16 for loading and unloading is provided within the enclosure 1. This support device 17 has a support base 18 that forms a fixed support surface 18a, and includes a machine frame 20, a plurality of rollers 22 mounted on the machine frame 20 via bearings 21, and interlocked with each roller 22. The first conveyor 16 in the form of a drive roller conveyor comprising a drive device (not shown) can be raised and lowered by the operation of a cylinder device 23 interlocked with the machine frame 20. Due to the rise at that time, the first
The first conveying surface 16a of the conveyor 16 is connected to the second conveying surface 8a of the second conveyor 8, and the first conveying surface 16a is set to be located below the fixed support surface 18a by descending. . A testing device 25 for the internal combustion engine 14 is disposed passing through the rear wall 1B. In other words, there is a frame 2 on the floor 2 outside the rear wall 1B.
6 is provided, and a starting device (motor) 27 is disposed on this pedestal 26. An output shaft 28 of this starter 27 is connected to a dynamometer 40 via a one-way clutch 29, and an output shaft 41 from the dynamometer 40 is connected to a rotating shaft 31 via a joint 30 or the like.
It is linked to. Furthermore, a transmission portion 32 is provided at the free end of the rotating shaft 31 and is detachable from the main shaft 18 of the engine 14 . The casing 33 fitted around the rotary shaft 31 is supported and guided by a guide 34 and is movable, and its movement integrally moves the rotary shaft 31 in the axial direction to perform the cutting described above. The movement of the casing 33 is performed by a cylinder device 35 provided within the pedestal 26. The casing 33 passes through a through hole 36 formed in the rear wall 1B. A conveyance device 37 such as a shuttle type is disposed at a forward position a predetermined distance L away from the front wall 1A,
The machine frame 38 of the conveyance device 37 is provided with a receiver 39 for receiving the bottom surface of the tip of the movable front wall 1a that has fallen sideways.

Next, the operation of the above embodiment will be explained.

The carriage 15 on which the internal combustion engine 14 is set is carried in as follows. First, the movable front wall 1a is laid down sideways as shown by the imaginary lines in FIGS. 1 and 2, and its tip is received by the receiving tool 39. Furthermore, the first conveyor 16 is raised by the cylinder device 23, and its first conveyance surface 16a is connected to the second conveyance surface 8a of the second conveyor 8. In this state, the conveyance platform 15 conveyed by the conveyance device 37 is transferred onto the rollers 10 of the second conveyor 8. By forcing the rollers 10 and 22 of both conveyors 8 and 16 to rotate, the conveyor table 15 is carried into the enclosure 1 through the opening 3. After being carried to a predetermined position, the first conveyor 16 is lowered by reverse operation of the cylinder device 23, and the conveyor 15 is lowered.
is placed on the fixed support surface 18a. Next, the casing 33 is advanced by the cylinder device 35,
The rotating shaft 31 is interlocked with the main shaft 18 via the transmission part 32. After performing such preparation and positioning, the rotating shaft 5 is rotated by the swing drive device 6,
The movable front wall 1a is raised to close the opening 3. In this state, the starting device 27 is activated, the main shaft 18 is rotated via the rotary shaft 31, etc., the internal combustion engine 14 is operated, and a desired test is performed. During this operation, the casing 33 is moved backward by the cylinder device 35, and the interlocking via the transmission portion 32 is also broken.
Also, during the test, the internal combustion engine 14
Since the movable front wall 1a is located inside, almost no noise leaks to the outside, and the remains of the raised movable front wall 1a, that is, the portion of the predetermined distance L can be used as a passage. Once the intended operation has been completed, the conveyor table 15 can be unloaded by performing the opposite action to that at the time of loading. That is, the movable front wall 1a
The first conveyor 16 is raised to open the opening 3, and then the conveyor 15 is moved by operating both conveyors 16 and 8 in the opposite direction. It can be carried out and passed to the conveyance device 37.

When inspecting or cleaning the inside of the enclosure 1, the cylinder device 11 slides the ceiling wall 1E to open the upper part, thereby improving work efficiency.

In the above embodiment, the front wall 1A is provided with a movable front wall 1a, but this may be of a type in which the front wall 1A itself can be raised or laid down.

Effects of the Invention According to the present invention having the above configuration, the internal combustion engine can be carried into the enclosure via the second conveyor and the first conveyor by tilting the front wall sideways using the swing drive device. After setting up the internal combustion engine and the test equipment, the front wall is raised to allow the internal combustion engine to be operated and tested as intended. Moreover, by the opposite effect to the above, it is possible to carry out the internal combustion engine that has completed the intended test. In this way, automation can be easily realized by loading and unloading from the side. Moreover, since the internal combustion engine in operation is located inside the enclosure, almost no noise leaks outside, making it suitable for noise control.In addition, the remains of the upright front wall can be used as a passageway. Securing can be done easily.

[Brief explanation of drawings]

The drawings show an embodiment of the present invention, with FIG. 1 being a longitudinal sectional side view and FIG. 2 being a partially cutaway plan view. DESCRIPTION OF SYMBOLS 1... Surrounding wall body, 1A... Front wall, 1a... Movable front wall, 1B... Rear wall, 3... Opening, 5... Rotating shaft, 6... Rocking drive device, 8... Second conveyor,
8a... second conveyance surface, 14... internal combustion engine, 15...
...Conveyance table, 16...First conveyor, 16a...First conveyance surface, 17...Support device, 18...Main shaft, 1
8a... Fixed support surface, 25... Test device, 27...
...Starting device, 31...Rotating shaft, 32...Transmission part,
36...Through hole, 37...Transfer device, 39...Receiver.

Claims (1)

[Scope of utility model registration request] An internal combustion engine support device having a first conveyor for loading and unloading is provided in a box-shaped enclosure, an internal combustion engine testing device is disposed through the rear wall of the enclosure, and the front wall of the enclosure is , an internal combustion engine characterized in that it can stand up and fall freely using the lower part as a fulcrum and is provided with a swing drive device, and a second conveyor for loading and unloading is arranged on the upper surface side when the front wall is laid down sideways. Test equipment.