JPS6223271U - - Google Patents
Info
- Publication number
- JPS6223271U JPS6223271U JP11489585U JP11489585U JPS6223271U JP S6223271 U JPS6223271 U JP S6223271U JP 11489585 U JP11489585 U JP 11489585U JP 11489585 U JP11489585 U JP 11489585U JP S6223271 U JPS6223271 U JP S6223271U
- Authority
- JP
- Japan
- Prior art keywords
- winding drum
- hydraulic
- winding
- supply
- hydraulic 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.)
- Granted
Links
- 238000004804 winding Methods 0.000 claims description 12
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Tension Adjustment In Filamentary Materials (AREA)
Description
第１図は、従来の巻取りドラムの油圧駆動装置
の説明図、第２図は本考案の巻取りドラムの油圧
駆動装置の説明図である。
ロープ、ケーブル又はホース等；２、巻取りド
ラム；１、油圧駆動装置；Ｃ、油圧源；７、リリ
ーフ弁；９、設定圧力調整機構；１１。
FIG. 1 is an explanatory diagram of a conventional hydraulic drive device for a winding drum, and FIG. 2 is an explanatory diagram of a hydraulic drive device for a winding drum according to the present invention. Rope, cable or hose, etc.; 2. Winding drum; 1. Hydraulic drive device; C. Hydraulic source; 7. Relief valve; 9; Setting pressure adjustment mechanism; 11.
Claims (1)
巻取るための巻取りドラムの油圧駆動装置であつ
て、前記巻取りドラムを巻取り方向に駆動するよ
うその二つの給排回路を夫々油圧源とタンクに連
結した油圧モータ、前記二つの給排回路のうち油
圧源に連結した側の給排回路とタンク間に介装さ
れた前記油圧モータへの供給圧を制御するための
設定圧力調整機構付のリリーフ弁とからなり、前
記リリーフ弁は、前記巻取りドラムの繰り出し方
向の回転に連動してその設定圧力が低減し、前記
巻取り方向の回転に連動してその設定圧力が増加
するよう、その設定圧力調整機構と油圧モータの
出力軸又は巻取りドラムを連動連結してあること
を特徴とする巻取りドラムの油圧駆動装置。 This is a hydraulic drive device for a winding drum for winding a rope, cable, hose, etc. into a multi-layer winding state, and the two supply/discharge circuits are connected to a hydraulic source and a tank, respectively, to drive the winding drum in the winding direction. a hydraulic motor connected to the hydraulic motor, and a set pressure adjustment mechanism for controlling the supply pressure to the hydraulic motor interposed between the supply and discharge circuit on the side connected to the hydraulic power source of the two supply and discharge circuits and the tank. and a relief valve, the relief valve is configured such that its set pressure is reduced in conjunction with the rotation of the winding drum in the unwinding direction, and the set pressure is increased in conjunction with the rotation of the winding drum. A hydraulic drive device for a winding drum, characterized in that a setting pressure adjustment mechanism and an output shaft of a hydraulic motor or a winding drum are interlocked and connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11489585U JPH036631Y2 (en) | 1985-07-25 | 1985-07-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11489585U JPH036631Y2 (en) | 1985-07-25 | 1985-07-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6223271U true JPS6223271U (en) | 1987-02-12 |
| JPH036631Y2 JPH036631Y2 (en) | 1991-02-19 |
Family
ID=30998049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11489585U Expired JPH036631Y2 (en) | 1985-07-25 | 1985-07-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH036631Y2 (en) |
-
1985
- 1985-07-25 JP JP11489585U patent/JPH036631Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH036631Y2 (en) | 1991-02-19 |
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