JPH0219417B2 - - Google Patents
Info
- Publication number
- JPH0219417B2 JPH0219417B2 JP59198498A JP19849884A JPH0219417B2 JP H0219417 B2 JPH0219417 B2 JP H0219417B2 JP 59198498 A JP59198498 A JP 59198498A JP 19849884 A JP19849884 A JP 19849884A JP H0219417 B2 JPH0219417 B2 JP H0219417B2
- Authority
- JP
- Japan
- Prior art keywords
- dynamometer
- automobile
- rotating shaft
- driving
- table member
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000012360 testing method Methods 0.000 description 9
- 238000011056 performance test Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000001133 acceleration Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/0072—Wheeled or endless-tracked vehicles the wheels of the vehicle co-operating with rotatable rolls
- G01M17/0074—Details, e.g. roller construction, vehicle restraining devices
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Description
【発明の詳細な説明】
［発明の技術分野］
本発明は自動車の走行性能試験に用いるシヤー
シダイナモメータに関する。DETAILED DESCRIPTION OF THE INVENTION [Technical Field of the Invention] The present invention relates to a chassis dynamometer used for testing the driving performance of automobiles.
［発明の技術的背景とその問題点］
シヤーシダイナモメータは、室内に無限路を形
成し、その無限路上を被試験体である自動車が走
行できるよう構成したもので、その無限路上を走
行することにより自動車の走行性能試験を行なう
ものである。[Technical background of the invention and its problems] A chassis dynamometer is configured so that an infinite road is formed indoors, and a vehicle under test can run on the infinite road. This is used to test the driving performance of automobiles.
このシヤーシダイナモメータの従来の構造は、
第４図に示すごとく、軸受スタンド１で横方向に
回転自在に軸支した回転軸２と、回転軸２に固定
して自動車３の駆動輪４を載せて無限路を形成す
る円筒状のドラム５と、回転軸２に連結されて自
動車３の駆動輪４によつて駆動された動力を吸収
する動力計６とから構成している。 The conventional structure of this chassis dynamometer is
As shown in FIG. 4, a rotating shaft 2 is rotatably supported laterally on a bearing stand 1, and a cylindrical drum is fixed to the rotating shaft 2 and on which the driving wheels 4 of a car 3 are mounted to form an endless path. 5, and a dynamometer 6 connected to the rotating shaft 2 and absorbing the power driven by the drive wheels 4 of the automobile 3.
ところで、このように構成されたシヤーシダイ
ナモは、無限路を円筒状のドラム５で形成し、そ
のドラム５上を自動車３の駆動輪４が走行するよ
う構成しているため、一般の平坦道路を走行する
状態とは必ずしも一致しない。そこで、円筒状の
ドラム５で一般の平坦道路に近い走行状態を作り
出すために従来は自動車の大きさとは関係なくド
ラム径を大きくして、ドラムの外周面を出来る限
り平坦に近づけるよう構成している。 By the way, the chassis dynamo configured as described above is configured such that the endless road is formed by the cylindrical drum 5 and the drive wheels 4 of the automobile 3 run on the drum 5, so that it can be used on ordinary flat roads. This does not necessarily correspond to the condition in which the vehicle is being driven. Therefore, in order to use the cylindrical drum 5 to create a driving condition similar to that of an ordinary flat road, conventionally the diameter of the drum is increased regardless of the size of the vehicle, and the outer peripheral surface of the drum is configured to be as flat as possible. There is.
しかしながらドラム径を大きくすると次に述べ
るような問題がある。 However, increasing the drum diameter causes the following problems.
(1) ドラムの径を大きくするとドラムの慣性モー
メントが増して自動車の大きさに応じた慣性モ
ーメントで試験できなくなり、自動車の加減速
時の走行試験に誤差が生じる。(1) When the diameter of the drum is increased, the moment of inertia of the drum increases, making it impossible to test with a moment of inertia that corresponds to the size of the vehicle, which causes errors in running tests during acceleration and deceleration of the vehicle.
(2) 一般にシヤーシダイナモはピツトを掘り、そ
の中に備えられるが、ドラム径が大きくなると
上下方向が長くなり、装置および据付工事が大
がかりになり高価になる。(2) Generally, a chassis dynamo is installed in a pit dug, but as the diameter of the drum increases, the length becomes longer in the vertical direction, making the equipment and installation work more extensive and expensive.
(3) ドラム径を大きくすると、その外周面は平面
に近づくが、実際にはそれほどドラム径を大き
くできないので、ドラムでは一般の平坦道路に
近い走行状態を作り出すことができず走行試験
時に誤差が生じる。(3) When the drum diameter is increased, the outer circumferential surface approaches a flat surface, but in reality, the drum diameter cannot be increased that much, so drums cannot create driving conditions similar to those on ordinary flat roads, and errors occur during driving tests. arise.
［発明の目的］
本発明は、自動車の大きさに応じて慣性モーメ
ントを小さくでき、加減速時の走行試験精度の向
上が計れると共に、一般の平坦道路に近い走行状
態が得られるシヤーシダイナモメータを供給する
ことを目的とする。[Object of the Invention] The present invention provides a chassis dynamometer that can reduce the moment of inertia according to the size of the vehicle, improve the accuracy of driving tests during acceleration and deceleration, and provide driving conditions similar to those on ordinary flat roads. The purpose is to provide.
［発明の概要］
本発明によるシヤーシダイナモメータは、各々
縦方向にあつて回転自在に軸支した少なくとも一
対の回転軸を間隔をおいて並設し、この各回転軸
に自動車の各々の駆動輪を載せる円盤状のテーブ
ル部材を固定し、各回転軸の回転動力が伝達され
る動力計を設けたことにより、テーブル部材に伝
わる自動車の駆動力を動力計で吸収して自動車の
走行性能試験を行なうよう構成したものである。[Summary of the Invention] A chassis dynamometer according to the present invention includes at least a pair of rotating shafts, each of which is longitudinally supported and rotatably supported, arranged in parallel at an interval, and each of which is connected to a drive shaft of an automobile. By fixing the disk-shaped table member on which the wheels are placed and installing a dynamometer that transmits the rotational power of each rotating shaft, the driving force of the car transmitted to the table member is absorbed by the dynamometer and the driving performance of the car can be tested. It is configured to do the following.
［発明の実施例］
以下、本発明の一実施例を第１図を参照して説
明する。第１図に於て、１０ａ，１０ｂは、各々
軸受スタンド１１ａ，１１ｂに対して縦方向に並
設して回転自在に軸支した一対の回転軸、１２
ａ，１２ｂは各々回転軸１０ａ，１０ｂに固定し
た円盤状のテーブル部材で、このテーブル部材１
２ａ，１２ｂは図面上は平板状のものを使用して
いるが、適宜円錐状のものを使用してもよいこと
は勿論である。また、各々テーブル部材１２ａ，
１２ｂ上を実際の路面に使つている材質で舗装し
てもよい。[Embodiment of the Invention] An embodiment of the present invention will be described below with reference to FIG. In FIG. 1, 10a and 10b are a pair of rotary shafts 12 that are vertically arranged in parallel and rotatably supported on bearing stands 11a and 11b, respectively.
a and 12b are disk-shaped table members fixed to the rotating shafts 10a and 10b, respectively, and this table member 1
Although 2a and 12b are shown as flat plates in the drawing, it is of course possible to use conical ones as appropriate. Further, each table member 12a,
12b may be paved with the material used for the actual road surface.
１３は各々回転軸１０ａ，１０ｂ間の回転動力
を伝達する動力伝達装置、１４は動力伝達装置１
３に連結され、自動車３の駆動輪４により起動さ
れる動力を吸収する動力計で、図面上は、動力伝
達装置１３に連結しているが、各々回転軸１０
ａ，１０ｂに連結し負荷分担を行なうこともでき
る。尚、この場合、動力伝達装置１３を用いず動
力計間の電気的連結により負荷分担を行わせるこ
ともできる。またテーブル部材１２ａ，１２ｂ下
部に直接動力計を構成することも可能である。 13 is a power transmission device that transmits rotational power between the rotating shafts 10a and 10b, and 14 is a power transmission device 1.
The dynamometer is connected to the drive wheel 4 of the automobile 3 and absorbs the power generated by the drive wheels 4 of the automobile 3. Although it is connected to the power transmission device 13 in the drawing,
It is also possible to share the load by connecting the terminals a and 10b. In this case, it is also possible to share the load by electrically connecting the dynamometers without using the power transmission device 13. It is also possible to configure a dynamometer directly under the table members 12a, 12b.
１５は自動車３の駆動輪４が載せられる各々テ
ーブル部材１２ａ，１２ｂの下部近傍を上向き方
向に支える推力発生装置で、この推力発生装置１
５は各々テーブル部材１２ａ，１２ｂ及び回転軸
１０ａ，１０ｂの強度が得られれば用いる必要が
ないが、用いることにより各々テーブル部材１２
ａ，１２ｂの厚板を小さくでき慣性モーメントを
より小さくできる。 Reference numeral 15 denotes a thrust generating device that supports upwardly the vicinity of the lower part of each of the table members 12a and 12b on which the driving wheels 4 of the automobile 3 are placed;
5 does not need to be used if the strength of the table members 12a, 12b and the rotating shafts 10a, 10b is obtained, but by using them, the table members 12
The thick plates of a and 12b can be made smaller and the moment of inertia can be further reduced.
尚、推力発生装置１５の具体的使用例として
は、推力軸受あるいは第２図に示すようにテーブ
ル部材１２ａ，１２ｂの下部に設けた永久磁石２
０とこの永久磁石２０と対峙し、永久磁石２０と
の間で反発力を発生する電磁石２１と、電磁石２
１を制御する制御装置とから構成したもの等を用
いてもよい。 In addition, as a specific usage example of the thrust generator 15, a thrust bearing or a permanent magnet 2 provided at the lower part of the table members 12a, 12b as shown in FIG.
0 and this permanent magnet 20, and an electromagnet 21 that generates a repulsive force between the permanent magnet 20 and the electromagnet 2.
1 may be used.
このように構成した本発明によるシヤーシダイ
ナモメータを用いて自動車の走行性能試験を行な
うには、まず各々テーブル部材１２２ａ，１２ｂ
上の各々回転軸中心を結ぶ直線上で、かつ各々の
回転軸中心より偏心した位置に自動車３の各駆動
輪４を載せ、各駆動輪４りより駆動される動力を
動力計１４で吸収して走行性能試験を行なう。 In order to conduct a driving performance test of an automobile using the chassis dynamometer according to the present invention configured as described above, first, the table members 122a and 12b are connected to each other.
Each driving wheel 4 of the automobile 3 is mounted on a straight line connecting the centers of the respective rotating shafts above and at a position eccentric from the center of each rotating shaft, and the power driven by each driving wheel 4 is absorbed by the dynamometer 14. Perform a driving performance test.
このように本発明のシヤーシダイナモメータ
は、従来と同様に走行性能試験を行なうことがで
き、しかも無限路を形成するテーブル部材１２
ａ，１２ｂを従来のドラムに比べ薄くしかも径を
小さくできるので自動車の大きさに応じて慣性モ
ーメントを小さくでき、自動車の加減速度の走行
試験に生じていた誤差を少なくすることができ
る。また、シヤーシダイナモメータの上下方向長
さは、従来のようにドラム径で決定されないので
装置自体小さくでき、据付工事も簡単に安価にで
きる。更に自動車の駆動輪は平坦なテテーブル部
材上を走行するので、一般の平坦道路を走行して
いる状態に近いものを作り出すことができ、性能
試験の精度を上げることができる。 In this way, the chassis dynamometer of the present invention can perform running performance tests in the same way as conventional ones, and moreover, the table member 12 forming an endless path
Since the drums a and 12b can be made thinner and smaller in diameter than conventional drums, the moment of inertia can be reduced in accordance with the size of the vehicle, and errors that occur in vehicle acceleration/deceleration running tests can be reduced. Furthermore, since the vertical length of the chassis dynamometer is not determined by the drum diameter as in the conventional case, the device itself can be made smaller and the installation work can be done easily and inexpensively. Furthermore, since the driving wheels of the automobile run on a flat tiltable member, it is possible to create a condition similar to that of driving on a general flat road, thereby increasing the accuracy of the performance test.
また、第３図は他の実施例を示したもので、
各々回転軸３０ａ，３０ｂを垂直方向より少し傾
斜させて回転自在に軸支すると共に、この各々の
回転軸３０ａ，３０ｂに固定する各テーブル部材
３１ａ，３１ｂを円錐状に形成し、その水平の円
錐面上に自動車３の駆動輪４を載せるようにした
もので、その他の構成は第１図のものと同一であ
る。このような構成とすることにより前述と同様
の効果を得ることが出来る。 Moreover, FIG. 3 shows another embodiment,
Each of the rotating shafts 30a, 30b is rotatably supported with a slight inclination from the vertical direction, and each table member 31a, 31b fixed to each of the rotating shafts 30a, 30b is formed into a conical shape, and the horizontal cone The driving wheels 4 of the automobile 3 are placed on the surface, and the other configuration is the same as that shown in FIG. With such a configuration, the same effects as described above can be obtained.
尚、第１図、第２図に示した各々軸受スタンド
１１ａ，１１ｂは、横方向に移動可能に構成で
き、異なる車種に対応できることは勿論である。
また２輪車の走行性能試験に用いることも可能で
ある。 It goes without saying that the bearing stands 11a and 11b shown in FIGS. 1 and 2 can be configured to be movable in the lateral direction, and can be adapted to different types of vehicles.
It can also be used for running performance tests of two-wheeled vehicles.
［発明の効果］
以上述べたように本発明は、各回転自在に軸支
した回転軸を縦方向に並設し、その各回転軸に自
動車の各駆動輪が載る円盤状のテーブル部材を固
定してシヤーシダイナモメータの無限路を構成し
たので、一般の平坦道路を走行している状態に近
いものを作り出すことができ、性能試験の精度を
上げることができる。また、テーブル部材を従来
のドラムに比べ薄く、しかも径を小さくできるの
で自動車の大きさに応じて慣性モーメントを小さ
くでき、自動車の加減速時の走行試験に生じてい
た誤差を少なくすることができる。更に、シヤー
シダイナモメータのの上下方向長さは従来のよう
にドラム径で決定されないので装置自体小さくで
き、据付工事も簡単に安価にできる。[Effects of the Invention] As described above, the present invention has rotatably supported rotating shafts arranged vertically in parallel, and a disk-shaped table member on which each drive wheel of an automobile is mounted is fixed to each rotating shaft. Since we constructed an infinite road for the chassis dynamometer, it is possible to create a condition similar to driving on a general flat road, and improve the accuracy of performance tests. In addition, since the table member can be made thinner and smaller in diameter than conventional drums, the moment of inertia can be reduced according to the size of the vehicle, reducing errors that occur during running tests during acceleration and deceleration of the vehicle. . Furthermore, since the vertical length of the chassis dynamometer is not determined by the drum diameter as in the conventional case, the device itself can be made smaller and the installation work can be done easily and inexpensively.
第１図は本発明によるシヤーシダイナモメータ
の一実施例を示す構成図、第２図は本発明に使用
する推力発生装置を示す概略構成図、第３図は本
発明によるシヤーシダイナモメータの他の実施例
を示す構成図、第４図は従来のシヤーシダイナモ
メータを示す構成図である。
３……自動車、４……駆動輪、１０ａ，１０ｂ
……回転軸、１１ａ，１１ｂ……軸受スタンド、
１２ａ，１２ｂ……テーブル部材、１３……動力
伝達装置、１４……動力計、１５……推力発生装
置、２０……永久磁石、２１……電磁石。
FIG. 1 is a block diagram showing an embodiment of a chassis dynamometer according to the present invention, FIG. 2 is a schematic block diagram showing a thrust generating device used in the present invention, and FIG. 3 is a block diagram showing an embodiment of a chassis dynamometer according to the present invention. FIG. 4 is a block diagram showing another embodiment. FIG. 4 is a block diagram showing a conventional chassis dynamometer. 3...Car, 4...Drive wheel, 10a, 10b
... Rotating shaft, 11a, 11b ... Bearing stand,
12a, 12b... table member, 13... power transmission device, 14... dynamometer, 15... thrust generator, 20... permanent magnet, 21... electromagnet.
Claims (1)
とも一対の回転軸を間隔をおいて並設し、この各
回転軸に自動車の各々の駆動輪を載せる円盤状の
テーブル部材を固定し、さらに各回転軸の回転動
力が伝達されてこれを吸収する動力計を設けたこ
とを特徴とするシヤーシダイナモメータ。 ２ 円錐状のテーブル部材をその円錐面が水平に
なるよう回転軸に設けたことを特徴とする特許請
求の範囲第１項記載のシヤーンダイナモメータ。 ３ 自動車の駆動輪を載せるテーブル部材の下部
近傍を上向き方向に支える推力発生装置を設けた
ことを特徴とする特許請求の範囲第１項記載のシ
ヤーシダイナモメータ。[Claims] 1. At least a pair of rotating shafts, each vertically supported and rotatably supported, are arranged side by side at an interval, and each drive wheel of an automobile is mounted on each rotating shaft. A chassis dynamometer characterized in that a table member is fixed, and a dynamometer is further provided to transmit and absorb the rotational power of each rotating shaft. 2. The shear dynamometer according to claim 1, characterized in that a conical table member is provided on the rotating shaft so that its conical surface is horizontal. 3. The chassis dynamometer according to claim 1, further comprising a thrust generating device that supports upwardly the vicinity of the lower portion of the table member on which the driving wheels of the automobile are placed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59198498A JPS6176930A (en) | 1984-09-25 | 1984-09-25 | Chassis dynamometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59198498A JPS6176930A (en) | 1984-09-25 | 1984-09-25 | Chassis dynamometer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6176930A JPS6176930A (en) | 1986-04-19 |
| JPH0219417B2 true JPH0219417B2 (en) | 1990-05-01 |
Family
ID=16392125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59198498A Granted JPS6176930A (en) | 1984-09-25 | 1984-09-25 | Chassis dynamometer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6176930A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100921374B1 (en) * | 2007-10-05 | 2009-10-14 | 위니아만도 주식회사 | Method for Controlling Operation of Food Storage |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61198034A (en) * | 1985-02-28 | 1986-09-02 | Mitsubishi Electric Corp | Vehicle testing device |
-
1984
- 1984-09-25 JP JP59198498A patent/JPS6176930A/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100921374B1 (en) * | 2007-10-05 | 2009-10-14 | 위니아만도 주식회사 | Method for Controlling Operation of Food Storage |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6176930A (en) | 1986-04-19 |
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