JPH01138632U - - Google Patents
Info
- Publication number
- JPH01138632U JPH01138632U JP3365488U JP3365488U JPH01138632U JP H01138632 U JPH01138632 U JP H01138632U JP 3365488 U JP3365488 U JP 3365488U JP 3365488 U JP3365488 U JP 3365488U JP H01138632 U JPH01138632 U JP H01138632U
- Authority
- JP
- Japan
- Prior art keywords
- control valve
- hydraulic
- hydraulic cylinder
- grinding machine
- parallel
- 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 2
Description
第１図は本考案の第１の実施例を示す配管系統
図。第２図は本考案の第２の実施例を示す要部配
管系統図。
１……油圧ポンプ、２……油圧シリンダ、３ａ
，３ｂ，１０，１１……電磁式方向制御弁、４ａ
，４ｂ，４ｃ……流量制御弁、８……テーブル、
１４……機械式方向制御弁。
FIG. 1 is a piping system diagram showing a first embodiment of the present invention. FIG. 2 is a main piping system diagram showing a second embodiment of the present invention. 1...Hydraulic pump, 2...Hydraulic cylinder, 3a
, 3b, 10, 11...electromagnetic directional control valve, 4a
, 4b, 4c...flow control valve, 8...table,
14...Mechanical directional control valve.
Claims (1)
方向制御弁により制御して油圧シリンダに供給し
テーブルを駆動する研削盤の油圧式テーブル駆動
装置において、油圧ポンプと油圧シリンダとの間
に流量制御弁と電極式方向制御弁とからなる配管
経路を並列に複数系統設けたことを特徴とする研
削盤の油圧式テーブル駆動装置。 ２ 油圧ポンプから吐出される油を流量制御弁と
方向制御弁により制御して油圧シリンダに供給し
テーブルを駆動する研削盤の油圧式テーブル駆動
装置において、油圧ポンプと油圧シリンダとの間
に流量制御弁と電磁式方向制御弁とからなる配管
経路を並列に複数系統設け、さらに上記複数の配
管経路と並列に流量制御弁と機械式方向制御弁と
からなる配管経路を設けたことを特徴とする研削
盤の油圧式テーブル駆動装置。[Scope of Claim for Utility Model Registration] 1. In a hydraulic table drive device for a grinding machine in which oil discharged from a hydraulic pump is controlled by a flow control valve and a direction control valve and supplied to a hydraulic cylinder to drive a table, the hydraulic pump and A hydraulic table drive device for a grinding machine, characterized in that a plurality of piping paths each consisting of a flow rate control valve and an electrode type directional control valve are provided in parallel between the hydraulic cylinder and the hydraulic cylinder. 2. In a hydraulic table drive device for a grinding machine in which oil discharged from a hydraulic pump is controlled by a flow control valve and a direction control valve and supplied to a hydraulic cylinder to drive a table, a flow control system is installed between the hydraulic pump and the hydraulic cylinder. A plurality of piping paths each consisting of a valve and an electromagnetic directional control valve are provided in parallel, and a piping path consisting of a flow rate control valve and a mechanical directional control valve is further provided in parallel with the plurality of piping paths. Hydraulic table drive for grinding machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3365488U JPH01138632U (en) | 1988-03-16 | 1988-03-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3365488U JPH01138632U (en) | 1988-03-16 | 1988-03-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01138632U true JPH01138632U (en) | 1989-09-21 |
Family
ID=31260345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3365488U Pending JPH01138632U (en) | 1988-03-16 | 1988-03-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01138632U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013145827A1 (en) * | 2012-03-28 | 2013-10-03 | 住友重機械工業株式会社 | Surface grinder |
-
1988
- 1988-03-16 JP JP3365488U patent/JPH01138632U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013145827A1 (en) * | 2012-03-28 | 2013-10-03 | 住友重機械工業株式会社 | Surface grinder |
| JP2013226634A (en) * | 2012-03-28 | 2013-11-07 | Sumitomo Heavy Ind Ltd | Surface grinder |
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