JPH06275167A - Cam switch device and its assembling method - Google Patents

Cam switch device and its assembling method

Info

Publication number
JPH06275167A
JPH06275167A JP6496593A JP6496593A JPH06275167A JP H06275167 A JPH06275167 A JP H06275167A JP 6496593 A JP6496593 A JP 6496593A JP 6496593 A JP6496593 A JP 6496593A JP H06275167 A JPH06275167 A JP H06275167A
Authority
JP
Japan
Prior art keywords
shaft
cam
motor
switch
base
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.)
Granted
Application number
JP6496593A
Other languages
Japanese (ja)
Other versions
JP2672763B2 (en
Inventor
Yasuhiko Tanaka
泰彦 田中
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Refrigeration Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Matsushita Refrigeration Co filed Critical Matsushita Refrigeration Co
Priority to JP5064965A priority Critical patent/JP2672763B2/en
Publication of JPH06275167A publication Critical patent/JPH06275167A/en
Application granted granted Critical
Publication of JP2672763B2 publication Critical patent/JP2672763B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Abstract

PURPOSE:To reduce the dispersion in switch operation, in a cam switch device, and improve the assembling property. CONSTITUTION:The shaft insert hole 18 of a mounting base for a motor 3 and switches 4, 5 and the mounting boss 17 of a cam 10 are constituted in such a manner that they can be mutually fitted and positioned to facilitate the centering of a shaft 8 at mounting the motor 3, whereby the dispersion in switch operation is reduced, and another jig is dispensed with to enhance assembling property.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は自動販売機等に使用する
カムスイッチ装置に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cam switch device used in a vending machine or the like.

【0002】[0002]

【従来の技術】従来例を図3に示し、その構成を説明す
る。
2. Description of the Related Art A conventional example is shown in FIG.

【0003】図3において、(1)はカムスイッチ装置
で、ベース(2)には、モータ(3),スイッチ
(4),(5)が各々ネジ(6),(7)にて固定して
ある。(8)はモータ(3)のシャフトで、このシャフ
ト(8)はシャフト挿入孔(9)を介して延出し、カム
(10)がネジ(11)にて固定してある(12)はカ
ムの外周に設けた段部であり、スイッチ(4),(5)
のアクチュエータ(13),(14)が係合し、例えば
段部(12)に入り込んだとき、スイッチオフ、そうで
ないときスイッチオンの制御を行うものである。
In FIG. 3, (1) is a cam switch device, and a motor (3), switches (4) and (5) are fixed to a base (2) with screws (6) and (7), respectively. There is. (8) is a shaft of the motor (3), the shaft (8) extends through the shaft insertion hole (9), and the cam (10) is fixed with a screw (11). Steps provided on the outer periphery of the switch (4), (5)
When the actuators (13) and (14) of (1) are engaged and enter the stepped portion (12), for example, the switch is turned off, and when not, the switch is turned on.

【0004】[0004]

【発明が解決しようとする課題】しかしながら、係る従
来例においては、一般にモータ(3)のシャフト(8)
中心と取付ネジ(6)の係合するネジ孔(15)には公
差があり、またネジ(6)とベース(2)のネジ取付孔
(16)のクリアランス等で、必ずシャフト(8)の中
心ズレが発生する。この中心ズレは、スイッチ(4),
(5)の動作タイミングのズレを発生し、例えば被駆動
体の停止位置の個体バラツキを生じることとなり、検査
および中心出しの調整が面倒なものであった。
However, in such a conventional example, the shaft (8) of the motor (3) is generally used.
There is a tolerance in the screw hole (15) where the center and the mounting screw (6) engage, and due to the clearance between the screw (6) and the screw mounting hole (16) of the base (2), etc. Center shift occurs. This center deviation is caused by the switch (4),
The operation timing deviation of (5) occurs, which causes individual variations in the stop position of the driven body, for example, and inspection and centering adjustment are troublesome.

【0005】本発明は、上記した課題を解決するもの
で、簡単な構成、方法によりシャフトの中心ズレを防止
することを目的としている。
The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to prevent center deviation of a shaft with a simple structure and method.

【0006】[0006]

【課題を解決するための手段】上記の目的を達成するた
めに、シャフト挿入孔を有するベースと、このベースに
固定され、シャフトを前記シャフト挿入孔を介して延出
したモータと、前記シャフトへの取付ボスとスイッチを
作動する段部とを備えたカムとを有し、前記シャフト挿
入孔の内径と前記取付ボスの外径にて位置決め可能とし
たことを特長とし、また、スイッチを取付けるベースの
シャフト挿入孔にモータのシャフトを挿入すると共に、
カムを前記シャフトに挿入し、前記カムの取付ボスを前
記シャフト挿入孔に嵌合して位置決めを図り、前記モー
タを前記ベースに固着し、そののち前記カムを所定の位
置に取付けることを特長とするものである。
In order to achieve the above object, a base having a shaft insertion hole, a motor fixed to the base and extending the shaft through the shaft insertion hole, and a motor to the shaft. It has a mounting boss and a cam having a step portion for activating the switch, and can be positioned by the inner diameter of the shaft insertion hole and the outer diameter of the mounting boss. Insert the motor shaft into the shaft insertion hole of
A feature is that the cam is inserted into the shaft, the mounting boss of the cam is fitted into the shaft insertion hole for positioning, the motor is fixed to the base, and then the cam is mounted at a predetermined position. To do.

【0007】[0007]

【作用】上記の構成および組立方法により、シャフト
は、カムの取付ボスを治具としてベースに対する位置決
めが図れるので、従来のようにカムとスイッチの位置ズ
レが発生せず、制御上のいわゆる早切れ、遅切れ等を防
止する。
With the above construction and assembling method, the shaft can be positioned with respect to the base by using the mounting boss of the cam as a jig, so that there is no positional deviation between the cam and the switch as in the conventional case, and so-called premature disconnection in control is achieved. , Prevent late delay.

【0008】[0008]

【実施例】以下本発明の実施例を図面を参照して説明す
る。
Embodiments of the present invention will be described below with reference to the drawings.

【0009】尚、従来例と同一部分には同一符号を附
し、説明を省略する。従来例と異なる部分は、カム(1
0)をシャフト(8)に固定する取付ボス(17)の外
径dを、ベース(2)のシャフト挿入孔(18)の内径
Dと嵌合可能に設定してあることである。例えばd=1
2.0mmに、D=12.1mmに設定する。
The same parts as those of the conventional example are designated by the same reference numerals and the description thereof will be omitted. The part different from the conventional example is the cam (1
The outer diameter d of the mounting boss (17) for fixing (0) to the shaft (8) is set to be fittable with the inner diameter D of the shaft insertion hole (18) of the base (2). For example, d = 1
Set to 2.0 mm and D = 12.1 mm.

【0010】かかる構成で、組立てる際には、モータ
(3)をベース(2)に取付けるとき、カム(10)を
シャフト(8)に挿入して、その取付ボス(17)をベ
ース(2)のシャフト挿入孔(18)に嵌合し、その状
態で、モータ(3)をネジ(6)にて固定する。そのの
ちカム(10)を所定の位置まで引き上げネジ(11)
にて取付けるとともに、スイッチ(4),(5)を組込
むものである。尚このスイッチ(4),(5)は予じめ
ベース(2)に取付けておいてもよい。
With this structure, when the motor (3) is attached to the base (2) during assembly, the cam (10) is inserted into the shaft (8) and the attachment boss (17) is attached to the base (2). The shaft is inserted into the shaft insertion hole (18), and the motor (3) is fixed with the screw (6) in this state. After that, pull up the cam (10) to a predetermined position and screw (11)
The switch (4) and (5) are incorporated together with the mounting. The switches (4) and (5) may be attached to the advance base (2).

【0011】次に前述した実施例の効果を説明する。か
かる構成および組立方法によれば、モータ(3)のシャ
フト(8)がベース(2)のシャフト挿入孔(18)と
芯出しができた状態で組立ができる。従って従来のよう
にモータ自体にそのシャフト(8)中心とネジ孔(1
5)に公差があっても、必ずシャフト(8)のセンタリ
ングができ、スイッチ(4),(5)の動作タイミング
のズレ、被駆動体の誤動作を防止できる。またカム(1
0)自体を治具として使用しているため、別途位置決め
治具が不要で、作業性がよい。
Next, the effect of the above-described embodiment will be described. According to this structure and the assembling method, the shaft (8) of the motor (3) can be assembled with the shaft (8) of the base (2) centered. Therefore, the motor itself has its shaft (8) center and screw hole (1
Even if there is a tolerance in 5), the shaft (8) can be centered without fail, and deviation of the operation timing of the switches (4) and (5) and malfunction of the driven body can be prevented. Also cam (1
Since 0) itself is used as a jig, a separate positioning jig is unnecessary and workability is good.

【0012】[0012]

【発明の効果】本発明はかかる構成により従来モータの
取付ズレにより発生するスイッチの動作ズレを防止で
き、バラツキの減少、誤動作を防止できる。更に別途組
立治具等が不用で作業性がよく、再調整等が不用となり
生産性がよい等、実用効果の高いものである。
According to the present invention, with such a configuration, it is possible to prevent the switch operation shift caused by the conventional motor mounting shift, reduce the variation, and prevent the malfunction. Further, it is not necessary to use an assembling jig or the like separately, so that workability is good, readjustment or the like is not necessary, and productivity is good.

【図面の簡単な説明】[Brief description of drawings]

【図1】本発明のカムスイッチ装置の一実施例を示す正
面図
FIG. 1 is a front view showing an embodiment of a cam switch device of the present invention.

【図2】図1のII−II′線における断面図FIG. 2 is a sectional view taken along line II-II ′ of FIG.

【図3】従来技術のカムスイッチの断面図FIG. 3 is a sectional view of a conventional cam switch.

【符号の説明】[Explanation of symbols]

18 シャフト挿入孔 2 ベース 3 モータ 17 取付ボス 4,5 スイッチ 12 段部 10 カム 18 shaft insertion hole 2 base 3 motor 17 mounting boss 4,5 switch 12 step 10 cam

Claims (2)

【特許請求の範囲】[Claims] 【請求項1】 シャフト挿入孔を有するベースと、この
ベースに固定され、シャフトを前記シャフト挿入孔を介
して延出したモータと、前記シャフトへの取付ボスとス
イッチを作動する段部とを備えたカムとを有し、前記シ
ャフト挿入孔の内径と前記取付ボスの外径にて位置決め
可能としたカムスイッチ装置。
1. A base having a shaft insertion hole, a motor fixed to the base, the shaft extending through the shaft insertion hole, and a step portion for operating a mounting boss and a switch for the shaft. Cam switch device that has a cam and that can be positioned by the inner diameter of the shaft insertion hole and the outer diameter of the mounting boss.
【請求項2】 スイッチを取付けるベースのシャフト挿
入孔にモータのシャフトを挿入すると共に、カムを前記
シャフトに挿入し、前記カムの取付ボスを前記シャフト
挿入孔に嵌合して位置決めを図り、前記モータを前記ベ
ースに固着し、そののち前記カムを所定の位置に取付け
ることを特徴とするカムスイッチ組立方法。
2. A shaft of a motor is inserted into a shaft insertion hole of a base to which a switch is attached, a cam is inserted into the shaft, and a mounting boss of the cam is fitted into the shaft insertion hole for positioning. A method for assembling a cam switch, characterized in that a motor is fixed to the base, and then the cam is attached at a predetermined position.
JP5064965A 1993-03-24 1993-03-24 Cam switch device and assembling method thereof Expired - Fee Related JP2672763B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5064965A JP2672763B2 (en) 1993-03-24 1993-03-24 Cam switch device and assembling method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5064965A JP2672763B2 (en) 1993-03-24 1993-03-24 Cam switch device and assembling method thereof

Publications (2)

Publication Number Publication Date
JPH06275167A true JPH06275167A (en) 1994-09-30
JP2672763B2 JP2672763B2 (en) 1997-11-05

Family

ID=13273273

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5064965A Expired - Fee Related JP2672763B2 (en) 1993-03-24 1993-03-24 Cam switch device and assembling method thereof

Country Status (1)

Country Link
JP (1) JP2672763B2 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5514107A (en) * 1978-07-12 1980-01-31 Toshiba Corp Roll processing device of rotary cylinder

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5514107A (en) * 1978-07-12 1980-01-31 Toshiba Corp Roll processing device of rotary cylinder

Also Published As

Publication number Publication date
JP2672763B2 (en) 1997-11-05

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