JPH0789094B2 - Pallet device for internal combustion engine test equipment and its handling device - Google Patents

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an internal combustion engine test apparatus when performing a performance test on the internal combustion engine before it is installed in a vehicle body, for example, in an automobile assembly plant. The present invention relates to a pallet device for an internal combustion engine test device used for loading and unloading and a handling device therefor.

2. Description of the Related Art When testing an internal combustion engine, the internal combustion engine is placed on a pallet, sent together with this pallet to a test device, and after performing a desired performance test, it is taken out together with the pallet. By the way, as shown in FIG. 6, the conventional pallet apparatus has a structure in which a plurality of supporting members 71 are provided on the upper surface side of a transfer pallet 70 so as to support an internal combustion engine 72, and a test pallet for an internal combustion engine test apparatus is provided. A type in which a plurality of receiving members 74 are erected on 73 is provided. Then, the fork 77 of the transfer device 76 having a lifter function is inserted into the fork insertion space 75 formed in the transfer pallet 70, and the transfer pallet 70 is lowered together with the fork 77 as shown in FIG. Then, the intended test was conducted by dropping it into the test pallet 73 and causing the receiving member 74 to receive the internal combustion engine 72.

Problems to be Solved by the Invention According to the above-described conventional method, the transfer pallet 70 needs a space 75 for inserting the fork, which makes the transfer pallet 70 large and heavy and inconvenient to handle. In addition, the fork 77 must be lifted at a considerable height in order to drop it into the test pallet 73 and pull it up, and a space for a lifter is required and the size of the test pallet 73 side becomes large. , A pit was also required when installing the transfer device 76, and the construction work was large-scale. Furthermore, since there are many water supply / drainage hoses around the test pallet 73, the size of the test pallet 73 will be further increased if it is prevented from being caught.

An object of the present invention is to provide a pallet device for an internal combustion engine test device and a handling device for the same, which is capable of downsizing the transfer pallet and the transfer device and ensuring a sufficient fork insertion space. is there.

Means for Solving the Problems In order to achieve the above object, a pallet apparatus for an internal combustion engine test apparatus and a handling apparatus thereof according to the present invention include a transfer pallet capable of supporting an internal combustion engine and a plurality of support rods. The test pallet is provided, and a vertical fitting portion is provided between the lower portion of the transport pallet and the upper portion of each supporting rod, and the transport pallet is provided in front of the mounting portion of the test pallet. A transfer device for transferring the transfer pallet for transferring the transfer pallet transferred by the transfer device to the test pallet is provided between the transfer device and the installation portion of the test pallet. The equipment is a conveyor that continuously conveys a transportation pallet to the transportation equipment, and a transportation pallet that has been transported to a predetermined position of this conveyor is lifted and placed on a test pallet. Good fork And a stopper for stopping the transfer pallet at a predetermined position of the conveyor, and a space for inserting the fork is provided by the support rod between the test pallet and the transfer pallet placed on the test pallet. Is forming.

Operation According to the configuration of the present invention, the transfer pallet supporting the internal combustion engine is transferred by the transfer device, and then transferred from the transfer device to the predetermined position by the conveyor of the transfer device. At this time, the transport pallet is accurately stopped at a predetermined position on the conveyor by the stopper. Then, the transfer pallet is lifted from the conveyor by the fork and further moved in the lateral direction by a predetermined distance to be positioned above the test pallet. After that, as the fork descends, the lower part of the transport pallet fits on the upper part of the support rod,
The transport pallet is placed on the test pallet. At this time, since the space for inserting the fork is formed between the transport pallet and the test pallet, the transport pallet can be reduced in size and weight. Further, as described above, since the transfer pallet in the transfer device is accurately stopped at the predetermined position of the conveyor by the stopper, when the transfer pallet is continuously transferred by the fork and placed on the test pallet, the transfer pallet is transferred. The pallet for use is not displaced with respect to the test pallet, the fitting portion is securely fitted, and is accurately placed.

Embodiment An embodiment of the present invention will be described below with reference to FIGS. 1 to 5.

In FIG. 4 and FIG. 5, reference numeral 1 denotes a carry-in path of the carrier pallet 30 in which the internal combustion engine 2 can be supported, and a carry-in conveyor 4 which is an example of a carrying device and is arranged outside the end of the carry-in conveyor 4. The loading path 1 is formed by the loading side transfer device 5.
The end of the is opposed to the rotary table 6. The turntable 6 is supported by a rail 7 via a wheel 8 or the like and is rotatable, and an internal combustion engine test device 9 capable of receiving the transfer pallet 30 from the carry-in path 1 is radially provided on an upper portion thereof. Have multiple. Denoted at 10 is a carry-out path, which is a carry-out side transfer device 11 capable of accepting the carrier pallet 30 from the internal combustion engine test device 9 at a carry-out part which makes one round from the carry-in part described above.
And an unloading conveyor connected to the end of this unloading side transfer device 11.
12 and so on.

As shown in FIGS. 1 to 3, the carrying-out pallet 30 is
A flat plate-shaped bottom plate 31, a plurality of support members 32 attached to the upper surface of the bottom plate 31, and fitted holes formed by, for example, vertical through holes at predetermined plural positions (four positions in the embodiment) of the bottom plate 31.
33, positioning bodies (rollers, etc.) 34 provided at the front and rear ends of the bottom plate 31, and positioning holes formed at predetermined locations on the bottom plate 31.
35, the support member 32 can support the internal combustion engine 2, and the mounting position and type of the support member 32 can be changed with respect to the bottom plate 31.

As shown in FIGS. 1 to 5, the test apparatus 9 has a test pallet 40 arranged on a peripheral portion of a rotary table 6 which is an example of an installation portion of the test pallet. A starting device 15 and the like are provided opposite to. The test pallet 40 includes a plate-shaped substrate 41, a plurality of (four in the embodiment) support rods 42 provided upright on the upper surface of the substrate 41,
A junction 43 for piping provided on the upper surface of the substrate 41.
And a fitting pin 44 that is integrally erected from the upper end of each support rod 42. The fitting pin 44 can be inserted into and removed from the fitted hole 33, and the fitting portion 16 in the vertical direction is Form.

As shown in FIGS. 4 and 5, the loading-side transfer device 5 (and the unload-side transfer device 11 has the same structure) has a base frame.
There is a pair of left and right conveyors 51 on the 50, and these conveyors 51
Has a pair of front and rear rotating shafts 52 in the horizontal direction, attaches a chain wheel 53 to these rotating shafts 52, and winds a chain 54 between the chain wheels 53 facing each other in the front and rear direction and rotates one of the rotating shafts 52. It is interlockingly connected to a drive device (not shown).

An elevating frame 55 is arranged between both conveyors 51. The elevating frame 55 is supported on the base frame 50 side via a link mechanism 56, and an elevating drive device 57 is provided between the link mechanism 56 and the base frame 50. Is provided. A fork 58 that can be moved back and forth is arranged on the elevating frame 55, and a pinion 60 that engages with a rack 59 attached to the lower side of the fork 58 and a retractable drive device 61 that interlocks with the pinion 60 are moved up and down. It is provided on the frame 55 side. The base frame 50 has a pedestal for receiving the lowered elevating frame 55.
62 and a stopper 63 located above the chain 54 at the end on the rotary table 6 side are provided. Further, the fork 58 has a positioning pin 64 that can be fitted into the positioning hole 35.
Is provided. The transfer pallet 30 is used for the internal combustion engine 2
The test pallet 40 is a base plate that supports the internal combustion engine 2 together with the transport pallet 30 during the test.

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

The internal combustion engine 2 has a support member 32 as shown in FIGS.
It is supported on the transfer pallet 30 by placing it from above on. The carrying pallet 30 supporting the internal combustion engine 2 is carried by the carry-in conveyor 4 and then delivered to the conveyor 51 of the carry-in side transfer device 5. At this time, the transfer device 5 on the loading side
Then, as shown by the solid line in FIG. 4, the elevating frame 55 is lowered, the fork 58 is positioned below the conveying surface of the chain 54, and the conveyor 51 is driven. Therefore, the conveyor pallet 30 delivered by the carry-in conveyor 4 is conveyed to the rotary table 6 side by the conveyor 51, and the positioning body
When the stopper 34 contacts the stopper 63, it is accurately carried to the innermost portion (predetermined position). Next, the elevating drive device 57 is operated to raise the elevating frame 55 via the link mechanism 56, and the fork 58 which is integrally raised raises the transfer pallet 30 on the conveyor 51 as shown by a virtual line A in FIG. At that time, the positioning pin 64 is fitted into the positioning hole 35 for positioning. Then, the fork 58 is thrust into the rotary table 6 through the pinion 60 and the rack 59 by the operation of the advance / retreat drive device 61, and as shown by the phantom line B in FIG.
The pallet 30 for transportation is positioned above. Then the lifting frame
When the 55 is lowered, the fork 58 descends between the left and right support rods 42, so that the conveying pallet is integrally lowered.
The 30 is placed between the support rods 42. At this time, the fitted holes 33 are fitted on the respective fitting pins 44, so that the carrying pallet 30 is tested as shown in phantom line C in FIG. 4 and in FIGS. 1 to 3. It will be positioned at the same time as it is placed on the pallet 40. At this time, since the fork insertion space 13 is formed between the transfer pallet 30 and the test pallet 40, the transfer pallet
The 30 can be made smaller and lighter. Further, as described above, the transfer pallet 30 in the transfer device 5 has the stopper 63.
Since the conveyor pallet 30 is accurately stopped at the innermost part of the conveyor 51, when the transfer pallet 30 is subsequently transferred by the fork 58 and placed on the test pallet 40, the transfer pallet 30 is moved to the test pallet 40. The mating pin 44 does not shift its position and the mating hole is
It fits securely in 33 and is placed correctly. After that, the fork 58, which has emptied the transport pallet 30 and reached the lower limit, is retracted onto the base frame 50 by the reverse operation of the retracting drive device 61. Various pipes are connected to the internal combustion engine 2 via a junction 43 and the like, and a desired test is performed during intermittent rotation of the rotary table 6. The internal combustion engine 2 that has completed the desired test after making almost one lap faces the unloading side transfer device 11. The unloading-side transfer device 11 operates in the opposite manner to the loading-side transfer device 5, and the fork 58 at the lower limit is located between the left and right support rods 42 and between the bottom plate 31 and the substrate 41. It plunges into the formed fork insertion space 13. And fork 58
The conveying pallet 30 is lifted by the ascending, and is positioned above the conveyor 51 by the retreating movement. Then fork 58
The carrier pallet 30 can be placed on both chains 54 by lowering the carrier pallet 30, and thus the carrier pallet 30 supporting the tested internal combustion engine 2 is conveyed by the conveyor 51 to the unloading side transfer device 11.
After being sent out from, the carry-out conveyor 12 conveys it on the carry-out path 10.

Although the internal combustion engine test apparatus 9 is installed on the rotary table 6 in the above-mentioned embodiment, it may be of a fixed type, and in this case, the transfer apparatus carries out the carry-in movement and the carry-out movement.

EFFECTS OF THE INVENTION According to the present invention having the above configuration, the transfer pallet is transferred from the transfer device to the predetermined position by the conveyor of the transfer device. At this time, the transport pallet is accurately stopped at a predetermined position on the conveyor by the stopper. Then, the transfer pallet is lifted from the conveyor by the fork and further moved in the lateral direction by a predetermined distance to be positioned above the test pallet. After that, as the fork descends,
The lower part of the transfer pallet fits on the upper part of the support rod, and the transfer pallet is positioned and placed on the test pallet.In this state, the desired test can be performed on the internal combustion engine. it can. In this way, the transport pallet in the transfer device stops accurately at the predetermined position of the conveyor by the stopper, so when the transport pallet is subsequently transferred by the fork and placed on the test pallet, the transport pallet is The fitting portion is securely fitted and accurately placed without being displaced with respect to the test pallet. Further, when the transfer pallet is placed on the test pallet, a space for inserting the fork or the like can be formed at a sufficient height between the pallets by the support rod, and therefore the transfer pallet itself is Since the space described above does not have to be provided in advance, the size and weight can be reduced and the handling can be facilitated. Further, since the lift amount of the transfer device may be a small stroke corresponding to the fitting / removal of the fitting portion, the transfer device can be downsized,
It can be installed in a small space on the floor, and there is no need for a pit, so construction can be done easily.

[Brief description of drawings]

1 to 5 show an embodiment of the present invention, FIG. 1 is a side view with partially cutaway showing a fitted state of both pallets, FIG. 2 is a front view of the same, and FIG. FIG. 4 is a side view of the transfer portion with a part notched, FIG. 5 is a plan view of the whole, and FIGS. 6 and 7 are side views showing a conventional example. 1 ... carry-in path, 2 ... internal combustion engine, 4 ... carry-in conveyor, 5 ... carry-in side transfer device, 6 ... rotary table, 9 ...
… Internal combustion engine test equipment, 10 …… delivery path, 11 …… delivery side transfer equipment, 12 …… delivery conveyor, 13 …… fork insertion space, 16 …… fitting part, 30 …… transport pallet, 31… … Bottom plate, 32… Supporting member, 33… Fitted hole, 40… Test pallet, 41… Board, 42… Supporting rod, 44… Fitting pin,
50 …… Base frame, 55 …… Lifting frame, 58 …… Fork.

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Shigeru Kanto 3-2-11 Minoshima, Nishiyodogawa-ku, Osaka-shi, Osaka Prefecture Daifuku Co., Ltd. (72) Toshihiko Kato 3-2-111 Minatojima, Nishiyodogawa-ku, Osaka-shi, Osaka No. Daifuku Co., Ltd.

Claims (1)

[Claims] 1. A transfer pallet capable of supporting an internal combustion engine,
A test pallet in which a plurality of support rods are erected, and a vertical fitting portion is provided between a lower portion of the transport pallet and an upper portion of each of the support rods, and a mounting portion for the test pallet. A transfer device that transfers the transfer pallet is installed in front of the transfer pallet, and the transfer pallet transferred by the transfer device is transferred onto the test pallet between the transfer device and the installation part of the test pallet. The transfer device is equipped with a conveyor for continuously transferring the transfer pallet to the transfer device, and a lift for lifting the transfer pallet transferred to a predetermined position of the conveyor and mounting it on the test pallet. And a laterally movable fork, and a stopper for stopping the transport pallet at a predetermined position on the conveyor.The test pallet and the transport pallet placed on the test pallet are connected to the front. Pallet assembly and handling device for an internal combustion engine testing apparatus, characterized in that the formation of the inserting space of the fork by the support rod.