JPH04127546U - Belt transfer stand for chassis dynamometer - Google Patents

Abstract

(57) [Summary] [Purpose] The purpose is to enable the replacement work of the metal belt in the belt assembly of a chassis dynamometer to be carried out safely and with good workability. [Structure] A belt transfer table that stores and holds the metal belt in the belt assembly of a chassis dynamometer and is used when attaching the endless metal belt to the belt assembly. A holding member is provided, and the holding member and the inner wall of the housing hold the metal belt in a state similar to that when the belt assembly is attached.
Additionally, a height adjustment mechanism and a positioning mechanism for the belt transfer table are also provided.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

This invention relates to a chassis dynamometer that tests the running performance of vehicles such as automobiles. , especially in chassis dynamometers that support the vehicle with a rotating belt. This relates to a belt transfer table used when attaching and detaching end metal belts.

0002

[Prior art]

Conventional chassis dynamometers mount the vehicle's drive wheels on a cylindrical rotating drum. A common configuration is to perform performance tests by placing the However, recently conditions closer to roads A chassis dynamometer that can reproduce this has been developed.

0003 An example of this will be explained based on FIGS. 9 and 10. 11 and 12 are a pair of parallelly arranged The rotating drums 11 and 12 are made of stainless steel, for example. An endless metal belt 13 is hung, and a fluid utilization (water base) A load supporting device 14 is provided, which constitutes a belt rotating body 15. be done.

0004 The belt rotating body 15 configured as described above rotates each of the four wheels 21 of the vehicle 2. Although not shown, the flywheel and power A load device such as a meter is connected to the belt rotating body 15 to constitute a chassis dynamometer. be done.

[0005] The chassis dynamometer described above can perform various vehicle tests inside the building. This has the advantage of being able to effectively conduct tests to improve vehicle safety and quality. be.

[0006]

[Problem that the idea aims to solve]

By the way, if the metal belt 13 is removed or installed due to inspection of the load support device 14, etc. This work is performed when it becomes necessary to handle the metal belt 13 directly by hand. is dangerous for the worker and may cause damage to the metal belt 13. Therefore, the workability is very poor. Therefore, the inventors proposed the We devised a belt transfer table 3 that looks like this. That is, this belt transfer stand 3 is a metal belt. This is a casing with one side wall open so that the tray 13 can be inserted and taken out. In addition 30 in the figure is a base portion.

[0007] For example, in order to remove the metal belt 13 from the rotating drums 11 and 12, first, Place the bed 5 with the opening of the belt transfer table 3 facing the rotating drums 11 and 12 as shown in the figure. put on top. Then, the worker pushes the metal belt 13 and pushes it into the belt transfer table 3. Stow it away and store it.

[0008] On the other hand, when attaching the metal belt 13 to the rotating drums 11 and 12, the belt transfer The metal belt 13 is stored in the carriage 3 and transported to the rotating drums 11 and 12. Place it on bed 5 and install it by performing the operation in the reverse direction of the removal described above. Ru.

[0009] By using the belt transfer table 3 in this way, safety is improved compared to before. Although the workability has been improved, there are still problems, especially in the workability of installing the metal belt 13. be.

0010 That is, a) The upper side of the metal belt 13 hangs down inside the belt transfer table 3; It is lower than the rotating drums 11, 12 and the load supporting device 14. For this When installing, it is necessary to lift the metal belt 13.

[0011] b) The height of the belt transfer platform 3 is the average of multiple (for example, four) belt rotating bodies 15. Because each belt rotating body 15 is set at a certain height, there is a slight difference between each belt rotating body 15. . However, since the height cannot be easily adjusted, the height must be adjusted according to each belt rotating body 15. It is not possible to adjust the sheath inclination, and it is necessary to lift the metal belt 13 as in section a. There is.

0012 c) Since the belt transfer stand 3 was simply placed on the bed 5, the belt transfer stand The positioning of item 3 is unstable, it is difficult to install it correctly, and it may move during work. Therefore, the workability is poor.

[0013] d) Especially for items a and b, it is used for storing metal belts and when attaching them. It becomes necessary to prepare both a transfer table and a transfer table, which not only causes poor work efficiency but also There is a problem that separate storage space is required.

[0014] The present invention was made in view of the above circumstances, and is a method for rotating endless metal belts. The rolling element can be maintained in a state similar to the state in which it is mounted, and height adjustment and positioning can be performed simultaneously. The purpose of this invention is to obtain a belt transfer platform for a chassis dynamometer that can be used in a chassis dynamometer.

[0015]

[Means to solve the problem]

In this invention, an endless metal belt is hung between a pair of rotating drums installed in parallel. A fluid-based load support device installed between a pair of rotating drums allows the bolt to be The belt is supported to form a belt rotating body, and this belt rotating body supports the wheels of the vehicle. A chassis dynamometer that tests vehicle driving performance. 1) Storing and holding the endless metal belt and attaching the endless metal belt to the rotating drum This is a belt transfer table used when carrying out a belt transfer, and the transfer table is formed into a casing with one side wall open. In addition, a holding member is provided upright on the other side wall facing the opening, and the holding member and The endless metal belt is approximated by the lower inner wall of the casing when the belt assembly is attached. The structure is such that it is maintained in the same state.

[0016] The holding member can be attached or removed (inserted, screwed, etc.) or integrated. There is no problem with this.

[0017] 2) Also, the holding member is formed of a bar member, and this bar member is shaped like a round bar or a flat bar. (arc-shaped, plate-shaped member).

[0018] 3) Additionally, a height adjustment mechanism has been added that allows the height of the belt transfer table from the floor to be freely adjusted. It is detachably installed at the lower part of the belt transfer table. This kind of height adjustment mechanism Not only can it be installed detachably, but it can also be installed integrally with the belt transfer table. It is.

[0019] 4) Moreover, a positioning mechanism corresponding to the height adjustment mechanism is installed on the bed. It is something.

[0020]

[Effect]

According to this invention, 1) The endless metal belt can be held in a more similar state when attached to the belt rotating body. This makes it possible to carry out work, especially the installation of metal belts, safely and easily.

[0021] 2) In addition, the height above the bed can be adjusted freely, and the position can be fixed on the bed. As a result, work safety and work efficiency can be further improved.

[0022] 3) If the belt transfer table and height adjustment mechanism are configured separately, the belt transfer table can be attached to the belt. It can also be used as a storage box, and the height adjustment mechanism can be shared.

[0023]

【Example】

The present invention will be explained in detail based on the embodiments shown in FIGS. 1 to 8.

[0024] Note that the same reference numerals as those in Figures 9 to 12 above indicate products equivalent to these. Therefore, a detailed explanation of these will be omitted, and the explanation will focus on the different parts.

[0025] First, FIGS. 1 and 2 (cross-sectional view taken along the line B-B in FIG. 1) show belt transfer according to the first embodiment. It is stand 3. This belt transfer table 3 is equipped with an opening 31 (right side in FIG. 2) on one side. It is formed into a housing shape. The other side wall 32 facing this opening 31 (see FIG. A plurality of rod members 33 constituting the holding member 3a are erected and fixed on the left side (left side in Fig. 2). right direction). These rod members 33 connect the endless metal belt 13 to a belt assembly. This is for storing and holding the belt transfer table 3 in a state similar to that worn on the belt. . For this purpose, these rod members 33 are attached to the rotating drums 11 and 12 as shown in FIG. The corresponding part is a circular arc, and the part corresponding to the load support device 14 is a plane. The rod members 33 are arranged and fixed at respective positions in consideration of the above.

[0026] In the embodiment, a metal belt 13 is provided in a circular manner at a portion corresponding to the rotating drums 11 and 12. Three rod members 33 are provided each so as to form an arc, and also correspond to the load supporting device 14. Two rod members 33 are provided in the portion so that the metal belt 13 is flat.

[0027] On the other hand, on the lower side of the belt transfer table 3, there is a fitting positioning mechanism for the height adjustment table 4, which will be described later. A protruding seat 34 is provided for this purpose.

[0028] Therefore, the endless metal belt 13 is placed inside the belt transfer table 3 in the first embodiment. Store the belt, and place the belt transfer table 3 with the protruding seat 34 on the lower side as shown in Figures 1 and 2. By placing the endless metal belt 13 on the rotating drums 11 and 12 of the belt rotating body, , and can be stored and held in a state similar to that attached to the load support device 14. be.

[0029] Next, what is shown in FIG. 3 is a belt transfer table 3 according to a second embodiment. Focusing on the differences from the embodiment, the rod member 33a constituting the holding member 3a, 33b is formed into a flat rod shape (arc shape, plate shape), and the first embodiment Similarly, the endless metal belt 13 can be stored and held.

[0030] In addition, in the second embodiment, the rod member is flat and has a width smaller than that in the first embodiment. This has the advantage of requiring fewer installations.

[0031] Further, in the first and second embodiments, a height adjustment mechanism is provided to adjust the height. Although it was explained in the case that there is no height adjustment mechanism, such as that provided by the height adjustment table 4 described later 42 may be integrally configured.

[0032] Next, what is shown in FIG. 4 is an embodiment of the height adjustment table 4. This is to adjust the installation height of stand 3, and from the point of view of sharing parts, belt transfer is used. It is configured separately from stand 3 so that it can be used by combining it only when necessary. It is.

[0033] That is, this height adjustment table 4 is provided on the lower surface of the belt transfer table 3 described above. A recess 41 into which the protruding seat 34 is fitted is provided on the upper surface side, and a corner portion ( For example, 4 locations) are provided with height adjustment mechanisms 42 (bolts in the example). There is. In addition, a bed is provided for positioning between the height adjustment mechanism 42 and the bed 5. 5, recessed holes 51 are provided at positions corresponding to the height adjustment mechanisms 42, respectively.

[0034] Note that the height adjustment mechanism 42 may be provided integrally with the belt transfer table 3 described above, or The height adjustment mechanism 42 is not limited to a screw mechanism such as a bolt, but may also be a hydraulic or pneumatic jack mechanism. There is no problem. Also, for positioning with the bed 5, a recessed hole 51 is provided in the bed 5. This is not limited to cases where

[0035] Using the belt transfer table 3 and height adjustment table 4 configured as explained above, the metal belt is An example of the work of attaching the belt 13 to the belt rotating body 15 will be explained based on FIG. 5.

[0036] First, place the belt transfer table 3 that houses the metal belt 13 on the chassis dynamometer. the belt assembly 15 of the computer. Then, place the height adjustment table 4 on the bed 5 and Temporarily placed on the recessed hole 51 where positioning can be performed. Next, move the belt onto the height adjustment table 4. The feeding table 3 is placed and the concave and convex portions thereof are fitted together to be integrated. What's next? , operate the adjustment mechanism 42 to adjust the height or inclination to attach the metal belt. After adjusting the optimal position, the endless metal belt 13 is attached to the pair of rotating drums 11, 12, and and the load supporting device 14.

[0037] Therefore, the positions of the height adjustment table 4 and the belt transfer table 3 on the bed 5 are ensured. Then, by operating the height adjustment mechanism 42, the insertion height position of the metal belt 13 is determined. The metal belt 13 is connected to a pair of rotating drums 11, 12 and a load supporting device. Attaching to the position 14 can be carried out safely and with good workability.

[0038] In addition, although the explanation was omitted in the explanation of the above embodiment, the belt transfer according to the present invention For conveying table 3, if the following points are implemented together, a more effective belt conveying table can be obtained. be able to.

[0039] a: The material of the belt transfer table 3 is compared to that of the endless metal belt 13 (for example, stainless steel). From the point of view of protecting the endless metal belt 13, it is preferable to form the endless metal belt 13 with a soft material. For example, it is made of wood or aluminum.

[0040] b: Reinforcing members are appropriately arranged on the wall surface of the housing such as the side wall portion 32 that constitutes the belt transfer table 3. By doing so, the rigidity of the belt transfer table 3 can be increased as required.

[0041] c: A handball for work is provided as appropriate on the wall of the casing that constitutes the belt transfer table 3. This will make the belt replacement work even easier.

[0042] Next, what is shown in FIGS. 6 to 8 allows the endless metal belt 13 to be replaced more easily. A guide jig 6 is provided to perform the replacement work.

[0043] That is, the guide jig 6 covers the rotating drums 11 (12) and these rotating drums. It is used by being attached to the cover 15a when the endless metal belt 13 is replaced. The guide jig 6 is a drum-side guide jig 61 attached to the rotating drum 11 (12). , and a cover-side guide jig 62 attached to the cover 15a. drum side The guide jig 61 is formed into a ring shape or an arc shape, while the cover side guide jig 62 It is formed into a band shape so that it can be easily attached.

[0044] In addition, these guide jigs 6 (61, 62) are used to protect the endless metal belt 13. It is preferable to use a soft material such as plastic or synthetic resin.

[0045] FIG. 7 shows the case where the endless metal belt 13 is removed, and the cover 15a is Attach the guide jig 62 to an appropriate position and move the endless metal belt 13 along the guide jig 62. This makes it easy to remove. Note that the rotating drums 11, 1 may be A guide jig 61 is also attached to the second side.

[0046] FIG. 8 shows the case where the endless metal belt 13 is attached to the rotating drums 11 and 12. Then, the guide jig 61 is attached to the rotating drums 11 and 12, and the cover 15a is attached. The guide jig 62 is installed at an appropriate position. Then, guide the endless metal belt 13. The rotary drums 11 and 12 of the endless metal belt 13 are inserted along the dorsal jigs 61 and 62. Attach to.

[0047] The guide jig 6 (61, 62) described above is used for conveying the belt according to the present invention as described above. By using it in conjunction with the stand 3, the replacement work of the endless metal belt 13 is even easier. It can be made into something.

[0048] Note that the cover-side guide jig 62 is attached in the opposite direction to the cover 15a (Fig. 7 , see Figure 8), the same material can be installed or removed. can also be used.

[0049]

[Effect of the idea]

The present invention is a chassis dynamometer in which the vehicle is supported by a belt rotating body 15. The belt transfer table 3 used when attaching and detaching the endless metal belt 13 is shaped like a case. and the holding member 3a standingly installed on the other side wall facing the opening and the inner wall of the casing. Therefore, the endless metal belt 13 can be maintained in a state similar to that when the belt assembly 15 is attached. Since the structure is such that attachment/detachment work can be performed safely and easily.

[0050] It also includes a height adjustment mechanism 42 that can freely adjust the installation height of the belt transfer table 3. Since the height of each of the plurality of belt assemblies 15 can be easily adjusted, Work safety and work efficiency can be further improved.

[0051] Furthermore, by configuring the belt transfer table 3 and the height adjustment mechanism 42 separately, , the belt transfer table 3 can also be used as a belt storage box, and the height adjustment mechanism 42 is It can be used commonly as the height adjustment table 4.

[0052] Furthermore, the bed 5 is provided with a positioning mechanism that engages with the height adjustment mechanism 42. By doing so, work efficiency can be further improved.

[Brief explanation of drawings]

FIG. 1 is a front view of a belt transfer table according to a first embodiment of the present invention.

FIG. 2 is a sectional view taken along line BB in FIG. 1;

FIG. 3 is a half-cut front view of a belt transfer table according to a second embodiment of the present invention.

FIG. 4 is a front view of the height adjustment table according to the present invention.

FIG. 5 is an explanatory diagram of a metal belt mounting operation using a belt transfer table or the like according to the present invention.

FIG. 6 is an explanatory diagram of endless metal belt replacement work.

FIG. 7 is a cross-sectional view of the main part of the guide jig on the cover side.

FIG. 8 is a cross-sectional view of the main parts of the guide jig on the cover side and the rotating drum side.

FIG. 9 is a schematic diagram of a conventional chassis dynamometer.

FIG. 10 is a schematic diagram of the belt rotating body taken along line AA in FIG. 6;

FIG. 11 is a front view of the belt transfer table.

FIG. 12 is an explanatory diagram of a metal belt mounting operation using the belt transfer table shown in FIG. 11;

[Explanation of symbols]

3... Belt transfer stand, 3a... Holding member, 4... Height adjustment stand,
5... Bed, 11, 12... Rotating drum, 13... Endless metal belt, 14... Load support device, 15... Belt rotating body, 3
3, 33a, 33b...rod member, 42...height adjustment mechanism.

Continuation of front page (72) Creator Hiroyuki Takada Mitsubishi Motors, 5-33-8 Shiba, Minato-ku, Tokyo Inside Kogyo Co., Ltd. (72) Creator Michio Nawa 2-1-17 Osaki, Shinagawa-ku, Tokyo Co., Ltd. Inside the company Meidensha

Claims (5)

[Scope of utility model registration request] Claim 1: An endless metal belt is placed between a pair of rotating drums arranged in parallel, and this metal belt is supported from below by a fluid-based load support device provided between the pair of rotating drums to support the belt rotating body. In a chassis dynamometer for carrying out a running performance test of a vehicle in which the wheels of the vehicle are supported by the belt rotating body, the endless metal belt is housed and held, and the endless metal belt is used when the endless metal belt is attached to the rotating drum. This is a belt transfer table, and the transfer table is formed in a case having an opening on one side wall, and a holding member is installed upright on the other side wall facing the opening, and the holding member and the inner wall of the case are connected to each other. A belt transfer stand for a chassis dynamometer, characterized in that the endless metal belt is held in a state similar to that when the belt rotating body is attached. 2. A belt transfer stand for a chassis dynamometer, characterized in that a holding member constituting the belt transfer stand is composed of a plurality of round bars. 3. A belt transfer table for a chassis dynamometer, characterized in that a holding member constituting the belt transfer table is composed of a plurality of flat rods. 4. A belt transfer stand for a chassis dynamometer, characterized in that a height adjustment mechanism capable of freely adjusting the height from the floor surface is detachably provided at a lower position of the belt transfer stand. 5. A belt transfer stand for a chassis dynamometer, characterized in that a height adjustment mechanism provided at a lower position of the belt transfer stand is positioned and fixed to an installation bed.