JPH0297573U - - Google Patents
Info
- Publication number
- JPH0297573U JPH0297573U JP389489U JP389489U JPH0297573U JP H0297573 U JPH0297573 U JP H0297573U JP 389489 U JP389489 U JP 389489U JP 389489 U JP389489 U JP 389489U JP H0297573 U JPH0297573 U JP H0297573U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic
- wrench
- wrench body
- hydraulic pump
- torque
- 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
Landscapes
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Description
図面は本考案の一実施例を示すもので、第１図
は油圧トルクレンチの概略的正面図、第２図は油
圧トルクレンチの制御回路図である。
１…本体、２…ホース、３…油圧制御装置、４
…シリンダ、５…ピストンロツド、６…係合部、
７…リモコンスイツチ、８…圧力スイツチ、９…
電磁弁、１０…制御弁、１１…切替制御部、Ｃ…
コイル、Ｐ…油圧ポンプ。
The drawings show an embodiment of the present invention; FIG. 1 is a schematic front view of a hydraulic torque wrench, and FIG. 2 is a control circuit diagram of the hydraulic torque wrench. 1...Main body, 2...Hose, 3...Hydraulic control device, 4
...Cylinder, 5...Piston rod, 6...Engagement part,
7...Remote control switch, 8...Pressure switch, 9...
Solenoid valve, 10... control valve, 11... switching control section, C...
Coil, P...Hydraulic pump.
Claims (1)
りボルトを締め付けるレンチ本体と、このレンチ
本体と前記油圧ポンプとを連通する長尺のホース
とを具備した油圧トルクレンチにおいて、前記レ
ンチ本体によるボルトの締め付けトルクが所定値
に達したときに締め付け動作を終了させるべく、
油の供給を止めるための圧力スイツチを、前記レ
ンチ本体の近傍位置に取付けたことを特徴とする
油圧トルクレンチ。 In a hydraulic torque wrench that includes a hydraulic pump, a wrench body that tightens bolts using hydraulic pressure from the hydraulic pump, and a long hose that communicates the wrench body and the hydraulic pump, the bolt tightening torque by the wrench body In order to end the tightening operation when reaches a predetermined value,
A hydraulic torque wrench, characterized in that a pressure switch for stopping oil supply is installed near the wrench body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP389489U JPH0297573U (en) | 1989-01-19 | 1989-01-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP389489U JPH0297573U (en) | 1989-01-19 | 1989-01-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0297573U true JPH0297573U (en) | 1990-08-03 |
Family
ID=31205930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP389489U Pending JPH0297573U (en) | 1989-01-19 | 1989-01-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0297573U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5711727U (en) * | 1980-06-25 | 1982-01-21 |
-
1989
- 1989-01-19 JP JP389489U patent/JPH0297573U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5711727U (en) * | 1980-06-25 | 1982-01-21 |