JPH0142021Y2 - - Google Patents
Info
- Publication number
- JPH0142021Y2 JPH0142021Y2 JP1400183U JP1400183U JPH0142021Y2 JP H0142021 Y2 JPH0142021 Y2 JP H0142021Y2 JP 1400183 U JP1400183 U JP 1400183U JP 1400183 U JP1400183 U JP 1400183U JP H0142021 Y2 JPH0142021 Y2 JP H0142021Y2
- Authority
- JP
- Japan
- Prior art keywords
- cam
- vehicle
- roller
- height
- board
- 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
Links
- 238000012360 testing method Methods 0.000 claims description 22
- 239000000758 substrate Substances 0.000 description 16
- 239000000725 suspension Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Description
【考案の詳細な説明】
この考案は、車輌の車輌と対応して設置された
ローラ台上に車輌を載せ、前記ローラ台の回転に
より車輌を走行状態になし、これによりサスペン
シヨンや車体の各構造部分の疲れ強度を試験する
車輌の耐久試験装置に関するものである。[Detailed explanation of the invention] In this invention, a vehicle is placed on a roller stand installed corresponding to the vehicle, and the roller stand rotates to put the vehicle in a running state, thereby controlling various parts of the suspension and the car body. This invention relates to a vehicle durability test device that tests the fatigue strength of structural parts.
イ 従来技術
自動車車輌は完成された状態で、走行状態にお
ける各構成部品、特にサスペンシヨンや車体の疲
れ強度（耐久性）を調べる試験がなされている。
これは一般の使用者が遭遇すると考えられる荷重
や応力条件において有害な破壊や変形を起さない
ことを実証すると共に各部品の適合性を知る為に
なされている。B. Prior Art A completed automobile is subjected to tests to examine the fatigue strength (durability) of each component, particularly the suspension and the vehicle body, under driving conditions.
This is done to verify that no harmful breakage or deformation will occur under load and stress conditions that are likely to be encountered by general users, and to determine the compatibility of each component.
上記耐久試験は一般の使用者の使用条件を少な
い時間でシユミレートできる走行環境を決めるこ
とが必要であり、しかも実際に出合う最も苛酷な
条件で普通より高い頻度を受けるようになすこと
が重要である。 For the above durability test, it is necessary to determine a driving environment that can simulate the usage conditions of general users in a short amount of time, and it is important that the product be subjected to higher frequency than normal under the harshest conditions that will actually be encountered. .
従来の耐久試験は、前記条件を満足すべく、路
面の凹凸の程度が実際に存在し得る範囲で、最も
苛酷とされた悪路の試験路を形成し、当該試験路
上を長時間に亘つて連続走行させて行つていた。 In conventional durability tests, in order to satisfy the above conditions, a test road with the most severe rough road surface is formed within the range that can actually exist, and the test road is run on the test road for a long period of time. I was running it continuously.
しかし、上記方法によれば試験路を設置する為
に広い敷地が必要であり、設備費が高くつくとい
つた問題がある。また長期間路面の状態を同一に
維持せねばならず、保守が困難であり、さらに条
件の異なる路面を設けることができなかつた。ま
た自動車を苛酷な状態で長時間連続運転する為に
運転者の疲労が激しいといつた問題もあつた。 However, according to the above method, a large site is required to set up the test track, and the equipment cost is high. Furthermore, it is necessary to maintain the same road surface condition for a long period of time, making maintenance difficult, and furthermore, it is not possible to provide road surfaces with different conditions. Another problem was that the driver became extremely fatigued due to continuous operation of the car in harsh conditions for long periods of time.
そこで、上記問題点を解決するものとして、適
当な径のローラ台を車輌の各車輌に対応させて配
置し、このローラ台上に車輌を載せ、ローラ台を
積極的に回転させることにより車輌を走行状態に
なして試験を行うようになした耐久試験装置が提
案された。 Therefore, in order to solve the above problem, a roller stand of an appropriate diameter is arranged corresponding to each vehicle, the vehicle is placed on the roller stand, and the roller stand is actively rotated to rotate the vehicle. A durability test device has been proposed that allows the test to be carried out in a running state.
上記試験装置によれば、広い設置スペースを必
要とせず、設備費が安くなり、しかも無人運転で
きる為に運転者の労働条件が改善される。 According to the above test device, a large installation space is not required, the equipment cost is reduced, and furthermore, since it can be operated unmanned, the working conditions of the driver are improved.
しかし、上記装置においては、ローラ台の表面
に耐久試験に必要な凹凸を形成することが困難で
あつた。 However, in the above-mentioned apparatus, it was difficult to form the unevenness necessary for the durability test on the surface of the roller stand.
ロ 考案の目的
この考案は実際に存在し得る程度で最も苛酷と
された悪路をシユミレーシヨンさせた凹凸を各ロ
ーラ台の表面に簡単に、且つ、任意に形成し得る
ようになした耐久試験装置を提供せんとするもの
である。(b) Purpose of the invention This invention is a durability testing device that can easily and arbitrarily form unevenness on the surface of each roller stand that simulates the most severe rough road that can actually exist. We aim to provide the following.
ハ 考案の構成
この考案は、車輌１の各車輪２，３に対応させ
て配置した各ローラ台４，５の表面に円弧状の基
板１６を複数枚装着し、当該基板１６の表面側両
側に幅方向に対向する一対のカム取付用ブラケツ
ト１８，１９…を周方向に等間隔毎に多数設け、
個々の幅方向に対向するカム取付用ブラケツト１
８，１９に跨がつて適宜の高さのカム１７，１７
…を脱着自在に装着して各ローラ台１６に凹凸パ
ターン１５を形成するようになしたものである。C. Composition of the device This device has a plurality of arc-shaped substrates 16 mounted on the surface of each roller stand 4, 5 arranged corresponding to each wheel 2, 3 of the vehicle 1, and on both sides of the surface side of the substrate 16. A large number of pairs of cam mounting brackets 18, 19 facing each other in the width direction are provided at equal intervals in the circumferential direction,
Cam mounting brackets 1 facing each other in the width direction
Cams 17, 17 of appropriate height are straddled over 8, 19.
... are removably attached to form an uneven pattern 15 on each roller stand 16.
ニ 実施例
第１図は本考案耐久試験装置を示す側面図で車
輌の左側面のみ示しているが、右側面においても
同様に構成されている。同図において、１は耐久
試験される車輌、２，３は車輌１の前後輪であ
る。４，５は車輌１の前後輪２，３と対応する位
置に設けられた適当な径（例えば1.4ｍφ）のロ
ーラ台で、これの中心軸６，７には夫々大径の従
動プーリ８，９を取付けてある。１０はローラ台
４，５を回転駆動させる電動モータで、これの出
力軸１１に駆動プーリ１２を取付けてあり、この
駆動プーリ１２と前記従動プーリ８，９とをベル
ト１３，１４等で連結してある。従つてこの電動
モータ１０が動作すると、前後のローラ台４，５
は連動して同一方向に回転駆動させられる。この
実施例においては両ローラ台４，５は時計方向に
回転させられて車輪２，３を走行方向に回転させ
る。D. Embodiment FIG. 1 is a side view showing the durability testing apparatus of the present invention, and only the left side of the vehicle is shown, but the right side is also constructed in the same way. In the figure, 1 is a vehicle to be tested for durability, and 2 and 3 are the front and rear wheels of the vehicle 1. Reference numerals 4 and 5 denote roller stands of an appropriate diameter (for example, 1.4 mφ) provided at positions corresponding to the front and rear wheels 2 and 3 of the vehicle 1, and large-diameter driven pulleys 8, 9 is installed. Reference numeral 10 denotes an electric motor for rotationally driving the roller tables 4 and 5. A drive pulley 12 is attached to an output shaft 11 of the electric motor, and the drive pulley 12 and the driven pulleys 8 and 9 are connected by belts 13 and 14. There is. Therefore, when this electric motor 10 operates, the front and rear roller stands 4, 5
are interlocked and rotated in the same direction. In this embodiment, both roller stands 4, 5 are rotated clockwise to rotate the wheels 2, 3 in the running direction.
前記両ローラ台４，５の表面には悪路を想定し
た凹凸パターン１５を形成してある。この凹凸パ
ターン１５はローラ台４，５の表面に装着される
複数の基板１６，１６…と基板１６に取付けられ
る適宜の高さの多数のカム１７，１７…とで構成
されている。前記基板１６は、第２図に示す様
に、ローラ台４，５の表面と同一曲率の内面を有
する円弧状で、ローラ台４，５の外周を複数に等
分、例えば８等分された長さに形成され、その表
面両側には幅方向に対向する対のカム取付用ブラ
ケツト１８，１９を周方向に沿つて等間隔毎に複
数個、例えば５個宛取付けてある。カム取付用ブ
ラケツト１８，１９は断面門型に形成され、その
両端下面を基板１６の表面に合致する曲面形成
し、上部支持面１８ａ，１９ａの長手方向２個所
にボルト孔２０，２０，２１，２１を穿設してあ
り、その長手方向を基板１６の周方向に沿わせて
配置し、溶接等により基板１６へ一体結合させて
ある。またカム１７は四角形のボツクス断面に形
成され、その両端にＴ型フランジ２２，２３を一
体に結合し、両端フランジ２２，２３にボルト孔
２４，２４，２５，２５を穿設してある。このカ
ム１７は基板１６の幅方向に沿つて装着すると共
に両端フランジ２２，２３を幅方向に対向するカ
ム取付用ブラケツト１８，１９に合致させ、各ボ
ルト孔２０，２０，２４，２４、２１，２１，２
５，２５へボルト（図示せず）を締付けて固定す
る。尚、カム１７は縦壁１７ａの高さを種々の高
さになしたものを形成しておく。例えば５mm間隔
で最大50mmまで多種類形成する。但し、カム１７
の下面から両端フランジ２２，２３までの高さは
常に一定になしておく。 An uneven pattern 15 is formed on the surfaces of both the roller stands 4 and 5, assuming a rough road. The uneven pattern 15 is composed of a plurality of substrates 16, 16, . . . mounted on the surfaces of the roller stands 4, 5, and a number of cams 17, 17, . As shown in FIG. 2, the substrate 16 has an arc shape with an inner surface having the same curvature as the surfaces of the roller stands 4 and 5, and the outer periphery of the roller stands 4 and 5 is divided into a plurality of equal parts, for example, into eight parts. A plurality of, for example five, pairs of cam mounting brackets 18 and 19 are mounted at equal intervals along the circumferential direction on both sides of the surface. The cam mounting brackets 18 and 19 are formed into a gate-shaped cross section, and the lower surfaces of both ends thereof are curved to match the surface of the board 16, and bolt holes 20, 20, 21, 21 is bored, the longitudinal direction thereof is arranged along the circumferential direction of the substrate 16, and it is integrally connected to the substrate 16 by welding or the like. The cam 17 is formed to have a rectangular box cross section, and T-shaped flanges 22 and 23 are integrally connected to both ends of the cam 17, and bolt holes 24, 24, 25, and 25 are formed in the flanges 22 and 23 at both ends. This cam 17 is mounted along the width direction of the board 16, and the flanges 22 and 23 at both ends are matched with the cam mounting brackets 18 and 19 facing each other in the width direction, and each bolt hole 20, 20, 24, 24, 21, 21,2
Tighten bolts (not shown) to 5 and 25 to fix them. Incidentally, the cam 17 is formed with vertical walls 17a having various heights. For example, a wide variety of shapes up to 50mm can be formed at 5mm intervals. However, cam 17
The height from the lower surface to the flanges 22 and 23 at both ends is always kept constant.
そしてローラ台４，５の表面に装着する基板１
６はカム１７の組合せは、これら１６，１７にて
形成される凹凸パターン１５が一般の道路におい
て実際に存在し得る程度で最も苛酷とされる悪路
をシユミレーシヨンし、少ない時間でもつて車輌
１のサスペンシヨンや車体の各構造部品の耐久試
験を行い得るパターンになるように組合せる。例
えば第３図に示す様に、ローラ台４，５の８分割
された第１セクシヨン２７では基板１６を直接ロ
ーラ台４，５に取付け、当該基板１６の表面には
先端側から２番目のカム取付用ブラケツト１８，
１９間に高さ25mmのカム１７を取付け、これより
後方に順次高さ15mmのカム１７、高さ25mmのカム
１７、高さ40mmのカム１７を夫々カム取付用ブラ
ケツト１８，１９間に取付けてある。第２セクシ
ヨン２８では適当な高さの支持台２６を介して基
板１６をローラ台４，５に取付け、当該基板１６
の表面には２番目のカム取付用ブラケツト１８，
１９間に高さ15mmのカム１７を取付け、続いて３
番目のカム取付用ブラケツト１８，１９間に高さ
25mmのカム１７を取付け、他の個所にはカム１７
を設けない。第３セクシヨン２９では前記と同
様、支持台２６を介して基板１６をローラ台４，
５に取付け、当該基板１６の表面には２番目及び
３番目のカム取付用ブラケツト１８，１９間に
夫々高さ25mmのカム１７，１７を取付け、一個所
飛ばして５番目のカム取付用ブラケツト１８，１
９間に高さ15mmのカム１７を取付け、他の個所に
はカム１７を取付けない。第４セクシヨン３０で
は基板１６を直接ローラ台４，５に取付け、当該
基板１６には１番目のカム取付用ブラケツト１
８，１９から後方に至り順次高さ25ｍのカム１
７、高さ15mmのカム１７、高さ25mmのカム１７、
高さ50mmのカム１７、高さ40mmのカム１７を夫々
取付けてある。第５セクシヨン３１では支持台２
６を介して基板１６をローラ台４，５に取付け、
当該基板１６の表面には３番目のカム取付用ブラ
ケツト１８，１９に高さ25mmのカム１７を取付
け、続いて４番目のカム取付用ブラケツト１８，
１９に高さ15mmのカム１７を取付け、他の個所に
カム１７を取付けない。第６セクシヨン３２では
基板１６及びカム１７を全く取付けない。第７セ
クシヨン３３では基板１６を直接ローラ台４，５
へ取付け、当該基板１６の表面には１番目のカム
取付用ブラケツト１８，１９から後方に至り順次
高さ25mmのカム１７、高さ15mmのカム１７、高さ
25mmのカム１７、高さ40mmのカム１７、高さ25mm
のカム１７を夫々取付ける。第８セクシヨン３４
では基板１６及びカム１７を全く取付けない。 Then, the substrate 1 is mounted on the surface of the roller stands 4 and 5.
6 is a combination of cams 17, in which the uneven pattern 15 formed by these 16 and 17 simulates the most severe rough road that can actually exist on general roads, and allows the vehicle 1 to travel in a short amount of time. The patterns are combined to form a pattern that allows durability testing of each structural part of the suspension and vehicle body. For example, as shown in FIG. 3, in the first section 27 divided into eight parts of the roller stands 4, 5, the substrate 16 is directly attached to the roller stands 4, 5, and the second cam from the tip side is attached to the surface of the substrate 16. mounting bracket 18,
A cam 17 with a height of 25 mm is installed between the cam mounting brackets 18 and 19, and behind this, a cam 17 with a height of 15 mm, a cam 17 with a height of 25 mm, and a cam 17 with a height of 40 mm are respectively installed between the cam mounting brackets 18 and 19. be. In the second section 28, the substrate 16 is attached to the roller stands 4 and 5 via the support stand 26 of an appropriate height, and the substrate 16 is
On the surface of the second cam mounting bracket 18,
Install cam 17 with a height of 15 mm between 19, and then
The height between the 1st cam mounting bracket 18 and 19
Install 25mm cam 17, and install cam 17 in other places.
is not provided. In the third section 29, the substrate 16 is moved to the roller stand 4, via the support stand 26, as described above.
5, and on the surface of the board 16, install cams 17 and 17 with a height of 25 mm between the second and third cam mounting brackets 18 and 19, respectively, and skip one place and install the fifth cam mounting bracket 18. ,1
A cam 17 with a height of 15 mm is installed between 9, and no cam 17 is installed at other locations. In the fourth section 30, the board 16 is directly attached to the roller stands 4 and 5, and the first cam mounting bracket 1 is attached to the board 16.
Cam 1 with a height of 25 m sequentially from 8, 19 to the rear
7. Cam 17 with a height of 15 mm, cam 17 with a height of 25 mm,
A cam 17 with a height of 50 mm and a cam 17 with a height of 40 mm are respectively installed. In the fifth section 31, the support platform 2
Attach the substrate 16 to the roller stands 4 and 5 via 6,
On the surface of the board 16, the cam 17 with a height of 25 mm is attached to the third cam attachment brackets 18 and 19, and then the fourth cam attachment bracket 18,
Attach cam 17 with a height of 15 mm to 19, and do not install cam 17 at other locations. In the sixth section 32, the board 16 and cam 17 are not installed at all. In the seventh section 33, the substrate 16 is directly transferred to the roller stands 4 and 5.
On the surface of the board 16, from the first cam mounting bracket 18, 19 to the rear, a cam 17 with a height of 25 mm, a cam 17 with a height of 15 mm, a cam 17 with a height of 15 mm,
25mm cam 17, height 40mm cam 17, height 25mm
Attach the respective cams 17. 8th section 34
In this case, the board 16 and cam 17 are not attached at all.
上記の如き凹凸パターン１５を形成したローラ
台４，５上に耐久試験を行う車輌１の前後輪２，
３を載せ、車輌１を前後左右の何れにもぶれない
ように適宜の手段により拘束する。この状態で電
動モータ１０を動作させ、ベルト１３，１４を介
して両ローラ台４，５を回転させて車輌１の前後
輪２，３を走行状態になす。この時車輌１のギヤ
はニユートラルにセツトしておく。そして、その
ままの状態で長時間連続走行させて車輌１に悪路
走行時の振動を頻繁に与え、サスペンシヨンや車
体の各構造部品の疲れ強度を調べる。 The front and rear wheels 2 of the vehicle 1 are subjected to a durability test on the roller stands 4 and 5 on which the uneven pattern 15 as described above is formed.
3, and restrain the vehicle 1 by appropriate means so that it does not move forward, backward, left, or right. In this state, the electric motor 10 is operated to rotate both the roller stands 4 and 5 via the belts 13 and 14, so that the front and rear wheels 2 and 3 of the vehicle 1 are brought into a running state. At this time, the gear of vehicle 1 is set to neutral. Then, the vehicle 1 is driven continuously for a long period of time in this state, and the vibrations caused by running on rough roads are frequently applied to the vehicle 1, and the fatigue strength of each structural component of the suspension and the vehicle body is examined.
尚、上記実施例で示された凹凸パターン１５は
一例を示すものであつて、試験の内容等によつて
他の凹凸パターンを形成してもよい。また前後の
ローラ台４，５で凹凸パターンを異ならせて形成
してもよい。凹凸パターンを変えるときには任意
のカム１７を取替えたり、新たなカムを追加した
り或いは外したりすればよい。 It should be noted that the uneven pattern 15 shown in the above embodiment is just an example, and other uneven patterns may be formed depending on the content of the test. Further, the front and rear roller stands 4 and 5 may have different uneven patterns. When changing the uneven pattern, any cam 17 may be replaced, a new cam may be added, or a new cam may be removed.
ホ 考案の効果
この考案は車輌の各車輪を支持するローラ台の
表面に装着された基板上のカム取付用ブラケツト
を利用して適宜の高さのカムを任意個所に取付け
るだけで簡単にローラ台表面に凹凸パターンを形
成して悪路をシユミレーシヨンさせることがで
き、作業性が向上する。またカムの高さや配列を
変えれば簡単に凹凸パターンを変えることがで
き、試験に応じた凹凸パターンを短時間で製作で
きる。E. Effects of the invention This invention can be easily installed on a roller stand by simply attaching a cam of an appropriate height to any location using the cam mounting bracket on the board attached to the surface of the roller stand that supports each wheel of the vehicle. By forming an uneven pattern on the surface, rough roads can be simulated, improving workability. Furthermore, by changing the height and arrangement of the cams, the uneven pattern can be easily changed, allowing the uneven pattern suitable for the test to be produced in a short time.
第１図は本考案に係る耐久試験装置の側面図、
第２図はローラ台に装着される基板とカムを示す
要部拡大斜視図、第３図は凹凸パターンの一例を
示す展開図である。
１……車輌、２，３……車輪、４，５……ロー
ラ台、１０……電動モータ、１３，１４……ベル
ト、１５……凹凸パターン、１６……基板、１７
……カム、１８，１９……カム取付用ブラケツ
ト。
Figure 1 is a side view of the durability test device according to the present invention;
FIG. 2 is an enlarged perspective view of essential parts showing the substrate and cam mounted on the roller stand, and FIG. 3 is a developed view showing an example of the uneven pattern. 1... Vehicle, 2, 3... Wheel, 4, 5... Roller stand, 10... Electric motor, 13, 14... Belt, 15... Uneven pattern, 16... Substrate, 17
...Cam, 18, 19...Cam mounting bracket.
Claims (1)
の凹凸パターンを形成した複数のローラ台上に車
輌を載せ、ローラ台の回転により車輌の走行耐久
試験を行う装置において、各ローラ台の表面に適
当長さの円弧状基板を装着し、当該基板の表面側
両側に、幅方向に対向する一対のカム取付用ブラ
ケツトを周方向に等間隔毎に多数設け、任意に選
択された幅方向に対向するカム取付用ブラケツト
に跨がつて適宜の高さのカムを脱着自在に装着し
て各ローラ台に凹凸パターンを形成したことを特
徴とする車輌の耐久試験装置。 In an apparatus in which a vehicle is mounted on a plurality of roller stands arranged corresponding to each wheel of the vehicle and each having an appropriate uneven pattern formed on the surface, and a vehicle running durability test is carried out by rotating the roller stands, the surface of each roller stand is A circular arc-shaped board of an appropriate length is mounted on the board, and a pair of cam mounting brackets facing each other in the width direction are provided on both sides of the front surface of the board at equal intervals in the circumferential direction. A vehicle durability testing device characterized in that a cam of an appropriate height is removably mounted across opposing cam mounting brackets, and a concave-convex pattern is formed on each roller stand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1400183U JPS59120449U (en) | 1983-02-01 | 1983-02-01 | Vehicle durability test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1400183U JPS59120449U (en) | 1983-02-01 | 1983-02-01 | Vehicle durability test equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59120449U JPS59120449U (en) | 1984-08-14 |
| JPH0142021Y2 true JPH0142021Y2 (en) | 1989-12-11 |
Family
ID=30145377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1400183U Granted JPS59120449U (en) | 1983-02-01 | 1983-02-01 | Vehicle durability test equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59120449U (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06103244B2 (en) * | 1989-06-19 | 1994-12-14 | 本田技研工業株式会社 | Drum device |
| JP5525422B2 (en) * | 2010-11-24 | 2014-06-18 | 住友ゴム工業株式会社 | Tire vibration characteristic test apparatus and test method using the same |
| JP6190565B2 (en) * | 2013-12-04 | 2017-08-30 | 株式会社鷺宮製作所 | Tire testing equipment |
-
1983
- 1983-02-01 JP JP1400183U patent/JPS59120449U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59120449U (en) | 1984-08-14 |
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