1、GM DAEWOO Auto & Technology EDS Engineering, GM DAEWOO Auto & Technology Standards THE TEST PROCEDURE OF RECLINER LOCK DURABILITY STRENGTH Do Not Use on New Programs. Being Replaced by GMW14497 EDS-T-4535 ISSUED DATE: 1998. 05. 30 REVISED DATE: 2008. 10. 15 VERSION: 4 (Superceded) EDS-T-4535THE TEST
2、 PROCEDURE OF RECLINER LOCK DURABILITY STRENGTH PAGE: 1/2 ISSUED DATE: 1998. 05. 30 REVISED DATE: 2008. 10. 15 VERSION: 4 GM DAEWOO Auto & Technology Note: This standard may be applied only for current project (incl. T255 Program). It is Superceded for all future projects and replaced by GMW14497. 1
3、 PURPOSE This standard aims at checking the locking condition and play of the seat recliner and durability of the recliner gear. 2. SCOPE This standard applies to all seats with a recliner. 3. TEST SAMPLES At least 3 new seat frames shall be tested. 4. TEST EQUIPMENT AND JIG 4.1. Jig with which to
4、fix the seat in the vehicle condition 4.2. Groove plate 4.3. Loading device It shall be capable of loading and measuring with accuracy not exceeding 0.5Kgf. 5. TEST METHOD AND SPECIFICATIONS 5.1. Test preparation 5.1.1. Fix the seat fixture jig onto the groove plate and install the seat onto the jig
5、 5.1.2. Fix the seat operating parts as follows: (1) Seat back : design standard point (2528 when it is not specified) (2) Slider : design standard (3) Height adjuster : design standard 5.2. Test procedure 5.2.1. Measure the initial angle of the seat back and mark the measuring position. 5.2.2. Aft
6、er applying a load of 50Kgf to the mid point of the seat back frame upper cross bar, and remove a load. 5.2.3. With 5.2.2 as one cycle, conduct 10,000 cycles. Then, check the recliner condition. 5.2.4. The test speed shall be 60 CPM. 5.2.5. Measure seat back angle at the initial angle measuring posi
7、tion. EDS-T-4535THE TEST PROCEDURE OF RECLINER LOCK DURABILITY STRENGTH PAGE: 2/2 ISSUED DATE: 1998. 05. 30 REVISED DATE: 2008. 10. 15 VERSION: 4 GM DAEWOO Auto & Technology Figure 1 5.3. Evaluation 5.3.1. Angle change of the seat back shall not exceed 1. (Not installed lock system seat is free form regulation of seat back angle.) 5.3.2. No troubles in recliner function.
