Wheeltestsystem-车轮旋转弯曲疲劳试验机.

1、SincnlEclii The Power of Dynamic Tasting Q J” H I SincoTec Bauteil-Pr ftechinik GmbH Freiberger Strane 13 -I nn ovati onsp ark Tannen h?ie - D-38678 Clausthal-Zellerfeld Pho ne: +49 (0)5323 96 92 0 Fax: +49 (0)5323 82 08 1 e-mail: in fos in cotec.de Intern et: htt p:/www.sincotec.de Accreditation ac

2、cordi ng to DIN EN ISO/IEC 17025 through DAP Deutsches Akkreditierungssystem Pr fwesen GmbH for test laboratories. The accreditation is valid for the men ti oned test methods in the certifi-cate. DAP-PL-3442.00 ? Resonance Test Tech no logy ? Servo Hydraulic ? Servo Pn eumatic * G ? Internal P ressu

3、re Test Tech no logy ? Custom-built Test Systems ? Metrology ? Uncoup li ng Foun dati ons ? Accessories The Po wer of Dyn amic Test ing If SincDlEC 1 The Power of Dynamic Testing i , Wheel Test System The wheels of vehicles are subject to comp lex dema nds. P articularly the sp oke or dish area is e

4、s-se ntially stressed by rotati ng bending loads. Additi on ally all components in the subseque nt area of the wheel, e.g. wheel flan ges and flange beari ngs in cludi ng their screw connections become stressed by rotat ing bending mome nt loads. These stresses can be simulated in the laboratory wit

5、h a rotati ng bending test rigs with an un bala needmass. Adva ntages of these systems are an ex-tremely low en ergy consump ti on, high testi ng freque ncies, small maintenance costs and an exact automatic incipient crack recog niti on. The wheel test rig for p asse nger and small truck wheels is d

6、esig ned as an un bala need mass reso-nance test rig for applying rotati ng bending loads up to 10 kNm. The wheel is cla mped on a base-p late with T-slots. Because of the stiff assembly it is p ossible to test wheels up to a size of 25”. The rotat ing bending load is in troduced to the sp ecime n b

7、y a lever-arm which is conn ected to the un bala need mass drive. For the ada ptati on of differe nt rim sizes the lever-arm can be height ad-justed by a manual spin dle drive with shaft join ts. To meet the high requireme nts of the data acquisiti on and the con trolli ng the lever-arm has four mea

8、suri ng poin ts. The load frame works with its mass as a counterp art, which can move freely. The dyn amic uncoup li ng takes pl ace by means of sprin gs. The testi ng freque ncies can be in flue need by removable un bala need masses. Type of loadi ng Freque ncy range Nomin al load Rotati ng bending 10 . 50 Hz 210 kNm Typ ical app licati on Fatigue limit tests on wheels, wheel flan ges and flange bearings Con troller EXCITING MOT ? Resonance Test Tech no logy ? Servo Hydraulic ? Servo Pn eumatic L ? Internal P re