JPH0354346U

JPH0354346U -

Info

Publication number: JPH0354346U
Application number: JP11401189U
Authority: JP
Priority date: 1989-09-28
Filing date: 1989-09-28
Publication date: 1991-05-27

Description

[Brief explanation of drawings]

第１図〜第５図はこの考案の一実施例に係り、
第１図は電動機の構造断面図、第２図は第１図を
矢印Ａより見た側面図、第３図は第２図において
、−にて断面した断面図、第４図は予圧調整
板の拡大斜視図、第５図は押え板の拡大斜視図、
第６図〜第８図は従来の軸受装置に係り、第６図
は電動機の構造断面図、第７図は波形ワツシヤー
の拡大斜視図、第８図は波形ワツシヤーの正面図
である。図において、１……フレーム、２……負荷側ブ
ラケツト、３……負荷側軸受、４……反負荷側ブ
ラケツト、５……反負荷側軸受、６……軸、７…
…ロータ、８……ステータ、９……軸受押え板、
１０……締付ボルト、１１……波形ワツシヤー、
１２……予圧調整板、１３……押え板、１４……
予圧調整ボルトである。なお、図中、同一符号は
同一、または相当部分を示す。 Figures 1 to 5 relate to an embodiment of this invention,
Fig. 1 is a structural sectional view of the electric motor, Fig. 2 is a side view of Fig. 1 seen from arrow A, Fig. 3 is a sectional view taken at - in Fig. 2, and Fig. 4 is a preload adjustment plate. FIG. 5 is an enlarged perspective view of the presser plate.
6 to 8 relate to a conventional bearing device, FIG. 6 is a structural sectional view of an electric motor, FIG. 7 is an enlarged perspective view of a corrugated washer, and FIG. 8 is a front view of the corrugated washer. In the figure, 1... Frame, 2... Load side bracket, 3... Load side bearing, 4... Anti-load side bracket, 5... Anti-load side bearing, 6... Shaft, 7...
...Rotor, 8...Stator, 9...Bearing holding plate,
10... Tightening bolt, 11... Corrugated washer,
12... Preload adjustment plate, 13... Holding plate, 14...
This is a preload adjustment bolt. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.

Claims

[Scope of utility model registration request]

In a device that adds preload to the bearing of an electric motor,
A bearing device for an electric motor, characterized in that a corrugated washer inserted between a bearing outer ring and a bracket is changed by externally adjusting and pressing an adjustment plate inserted between the corrugated washer and the bracket. .