JPS6379107U - - Google Patents
Info
- Publication number
- JPS6379107U JPS6379107U JP17481986U JP17481986U JPS6379107U JP S6379107 U JPS6379107 U JP S6379107U JP 17481986 U JP17481986 U JP 17481986U JP 17481986 U JP17481986 U JP 17481986U JP S6379107 U JPS6379107 U JP S6379107U
- Authority
- JP
- Japan
- Prior art keywords
- load cell
- light emitting
- electric
- chuck device
- electric motor
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Gripping On Spindles (AREA)
Description
第１図はこの考案の一実施例による電動式チヤ
ツク装置のアクチユエータユニツトの構成を示す
部分断面図、第２図は同電動式チヤツク装置の電
気的構成を示すブロツク図、第３図は同電動式チ
ヤツク装置の締め付けトルクの調整動作を説明す
るためのタイムチヤート、第４図は従来の油圧式
チヤツク装置の構成を示す断面図である。
１１……誘導電動機、２５，２６……スプライ
ン軸（駆動手段）、３５，３６……ロードセル、
３８……スクリユーナツト、３９……ドローボル
ト（牽引軸）、４１，４２……皿バネ（弾性部材
）、５５……リード線、５６……発光ダイオード
、５８……フオトトランジスタ、６３……ＣＰＵ
、６８……モータ制御装置（以上６３，６８は制
御手段）。
FIG. 1 is a partial sectional view showing the structure of an actuator unit of an electric chuck device according to an embodiment of the invention, FIG. 2 is a block diagram showing the electrical structure of the same electric chuck device, and FIG. FIG. 4 is a time chart for explaining the tightening torque adjustment operation of the electric chuck device, and FIG. 4 is a sectional view showing the structure of a conventional hydraulic chuck device. 11...Induction motor, 25, 26...Spline shaft (driving means), 35, 36...Load cell,
38... Screw nut, 39... Draw bolt (traction shaft), 41, 42... Belleville spring (elastic member), 55... Lead wire, 56... Light emitting diode, 58... Photo transistor, 63... CPU
, 68...Motor control device (63 and 68 above are control means).
Claims (1)
軸を軸方向に往復動させることによりチヤツク爪
を開閉するようにした電動式チヤツク装置におい
て、前記牽引軸にかかる軸方向の力を検出するロ
ードセルと、該ロードセルの出力信号を外部に伝
送するべく回転軸端に取り付けられた発光素子と
、該発光素子と対向して固定側に取り付けられた
受光素子と、該受光素子の出力に基づいてチヤツ
ク把握力を表示するデジタル表示装置と、前記電
動機への供給電源を制御する制御手段とを具備す
ることを特徴とする電動式チヤツク装置。 In an electric chuck device that opens and closes a chuck pawl by reciprocating a traction shaft in an axial direction by a drive means using an electric motor as a drive source, a load cell detects an axial force applied to the traction shaft. , a light emitting element attached to the end of the rotating shaft to transmit the output signal of the load cell to the outside, a light receiving element attached to the stationary side opposite to the light emitting element, and a check based on the output of the light receiving element. An electric chuck device comprising: a digital display device that displays grasping force; and a control means that controls power supply to the electric motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17481986U JPS6379107U (en) | 1986-11-14 | 1986-11-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17481986U JPS6379107U (en) | 1986-11-14 | 1986-11-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6379107U true JPS6379107U (en) | 1988-05-25 |
Family
ID=31113562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17481986U Pending JPS6379107U (en) | 1986-11-14 | 1986-11-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6379107U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011235436A (en) * | 2010-05-04 | 2011-11-24 | Karl Hiestand | Clamping device |
-
1986
- 1986-11-14 JP JP17481986U patent/JPS6379107U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011235436A (en) * | 2010-05-04 | 2011-11-24 | Karl Hiestand | Clamping device |
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