JPS6455434U

JPS6455434U -

Info

Publication number: JPS6455434U
Application number: JP15072587U
Authority: JP
Priority date: 1987-09-30
Filing date: 1987-09-30
Publication date: 1989-04-05

Description

[Brief explanation of the drawing]

第１図〜第５図は本考案に係る材料試験機の計
力機を説明するもので、第１図が側面断面図、第
２図が計力機の正面図、第３図がモータ駆動制御
系のブロツク図、第４図および第５図がモータ取
付けの他の方式を示す第１図に相当する図、第６
図は従来の計力機の駆動装置を示す概略構成図、
第７図は従来のクローズドループ制御系のブロツ
ク図である。１０：計力機、１１：シヤーシ、１１ａ：貫通
孔、１１ｂ：心出し用溝、１２：ケース、１４：
指針、２１：軸受保持具、２４：回転軸、２７，
３１，３２：歯車、２９：防振用弾性体、３０：
モータ、５１：荷重検出部、５２：モータ駆動制
御部。 Figures 1 to 5 explain the measuring machine of the material testing machine according to the present invention. Figure 1 is a side sectional view, Figure 2 is a front view of the measuring machine, and Figure 3 is a motor drive. A block diagram of the control system, Figures 4 and 5 are equivalent to Figure 1 showing another method of motor installation, and Figure 6 is a block diagram of the control system.
The figure is a schematic configuration diagram showing the drive device of a conventional measuring machine.
FIG. 7 is a block diagram of a conventional closed loop control system. 10: Measuring device, 11: Chassis, 11a: Through hole, 11b: Centering groove, 12: Case, 14:
Pointer, 21: Bearing holder, 24: Rotating shaft, 27,
31, 32: Gear, 29: Anti-vibration elastic body, 30:
Motor, 51: Load detection section, 52: Motor drive control section.

Claims

[Scope of utility model registration request]

a load detection means for detecting a load applied to a test piece and outputting a load signal corresponding to the load; a motor drive control means for outputting a motor drive signal according to the load signal; and a pointer rotatably driven by the motor drive signal. What is claimed is: 1. A driving device for a measuring machine in a material testing machine, comprising: a stepping motor that drives a stepping motor;