JPS58221001A - Remote-control pressure regulating apparatus - Google Patents

Remote-control pressure regulating apparatus

Info

Publication number
JPS58221001A
JPS58221001A JP57103755A JP10375582A JPS58221001A JP S58221001 A JPS58221001 A JP S58221001A JP 57103755 A JP57103755 A JP 57103755A JP 10375582 A JP10375582 A JP 10375582A JP S58221001 A JPS58221001 A JP S58221001A
Authority
JP
Japan
Prior art keywords
pressure
remote
valve
cylinder
hydraulic
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
Application number
JP57103755A
Other languages
Japanese (ja)
Inventor
Tadayuki Koga
古閑　忠之
Takumi Emoto
江本　巧
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.)
Ube Corp
Original Assignee
Ube Industries Ltd
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 Ube Industries Ltd filed Critical Ube Industries Ltd
Priority to JP57103755A priority Critical patent/JPS58221001A/en
Publication of JPS58221001A publication Critical patent/JPS58221001A/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/20507—Type of prime mover
    • F15B2211/20515—Electric motor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/2053—Type of pump
    • F15B2211/20538—Type of pump constant capacity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/21—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge
    • F15B2211/212—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge the pressure sources being accumulators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30505—Non-return valves, i.e. check valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/31—Directional control characterised by the positions of the valve element
    • F15B2211/3105—Neutral or centre positions
    • F15B2211/3111—Neutral or centre positions the pump port being closed in the centre position, e.g. so-called closed centre
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/315—Directional control characterised by the connections of the valve or valves in the circuit
    • F15B2211/3157—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line
    • F15B2211/31576—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line having a single pressure source and a single output member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/32—Directional control characterised by the type of actuation
    • F15B2211/327—Directional control characterised by the type of actuation electrically or electronically
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/505—Pressure control characterised by the type of pressure control means
    • F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
    • F15B2211/50536—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using unloading valves controlling the supply pressure by diverting fluid to the return line
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/515—Pressure control characterised by the connections of the pressure control means in the circuit
    • F15B2211/5153—Pressure control characterised by the connections of the pressure control means in the circuit being connected to an output member and a directional control valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/55—Pressure control for limiting a pressure up to a maximum pressure, e.g. by using a pressure relief valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/63—Electronic controllers
    • F15B2211/6303—Electronic controllers using input signals
    • F15B2211/6306—Electronic controllers using input signals representing a pressure
    • F15B2211/6313—Electronic controllers using input signals representing a pressure the pressure being a load pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/665—Methods of control using electronic components
    • F15B2211/6653—Pressure control

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Fluid Pressure (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【発明の詳細な説明】 本発明は遠隔操作による圧力調整装置に関するものであ
る。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a remotely controlled pressure regulating device.

例えば７回転テーブル上にローラを接触させ。For example, a roller is brought into contact with a seven-turn table.

両者間に供給された材料を粉砕するローラミルなどにお
いては、ローラを所定の圧力で回転テーブル上に押圧さ
せておく必要がある。そのだめ、ローラ軸をアームを介
してシリンダに連結し、油圧を作用させることによυ、
接触圧力を得ている。In roller mills that pulverize material supplied between the two, it is necessary to press the rollers onto a rotary table with a predetermined pressure. However, by connecting the roller shaft to the cylinder via an arm and applying hydraulic pressure,
Obtaining contact pressure.

このシリンダに供給する油圧は、ローラミルの近傍に設
置された油圧装置によって行われる。Hydraulic pressure is supplied to this cylinder by a hydraulic system installed near the roller mill.

したがって、圧力の調節を必要とする場合には。Therefore, if you need to adjust the pressure.

オペレータが油圧装置まで足を運び、調節作業をしなけ
ればならない。The operator must visit the hydraulic system and make adjustments.

上記のような構造を採用すると、ローラミルの負荷調節
に合わせた接触圧力調節を同時に行うことができず、ロ
ーラミルの設置場所が離れているような場合には、圧力
の調節だけの目的でオペレータを長距離往復させなけれ
ばならない。If the above structure is adopted, it is not possible to simultaneously adjust the contact pressure in accordance with the load adjustment of the roller mill, and if the roller mill is installed far away, it is necessary to use the operator just to adjust the pressure. It has to be sent back and forth long distances.

本発明は以上のような事情に鑑みなされたものであり、
遠隔操作により圧力を調節し、最適接触圧力を得ること
ができるように構成した圧力調整装置を提供することを
目的としている。The present invention was made in view of the above circumstances,
It is an object of the present invention to provide a pressure adjustment device configured to adjust pressure by remote control and obtain an optimum contact pressure.

本発明においては、上記の目的を達成するだめに、油圧
源とシリンダとを結ぶ管路の途中に圧力検出装置と圧力
制御装置と電磁ＩＪ　ＩＪ−フ弁とを設けるとともに、
圧力降下用の電磁弁を設けた構造を採用した。In the present invention, in order to achieve the above object, a pressure detection device, a pressure control device, and an electromagnetic IJ valve are provided in the middle of a pipeline connecting a hydraulic power source and a cylinder, and
A structure with a solenoid valve for pressure drop was adopted.

以下２図面に示す実施例にもとづいて本発明の詳細な説
明する。The present invention will be described in detail below based on embodiments shown in two drawings.

図は本発明の一実施例を説明するものである。The figures illustrate one embodiment of the invention.

本図において符号１で示すものは油圧ポンプである。油
圧ポンプ１はモータ２によって駆動される。In this figure, the reference numeral 1 indicates a hydraulic pump. Hydraulic pump 1 is driven by motor 2 .

この油圧ポンプ１とシリンダｂとの間が管路４によって
接続され、その途中には電磁弁５が設けられており９作
動油の供給、遮断及び排出を行っている。この電磁弁５
は遠隔位置にある操作ボタン乙により切替えることがで
きる。The hydraulic pump 1 and the cylinder b are connected by a conduit 4, and a solenoid valve 5 is provided in the middle of the conduit 4 to supply, cut off, and discharge hydraulic oil. This solenoid valve 5
can be switched using a remote control button B.

管路４の途中にはチェック弁７が設けられており、シリ
ンダに与える油圧を保持している。A check valve 7 is provided in the middle of the conduit 4 to maintain the hydraulic pressure applied to the cylinder.

符号８で示すものはアキュムレータである。What is indicated by the reference numeral 8 is an accumulator.

管路４の途中から分岐した管路４ａには、圧力設定用の
リリーフ弁９と電磁リリーフ弁１０とが設けられている
。電磁１７１Ｊ−フ弁１０は制御装置１１によって自由
に設定圧を調節することができる。この制御装置１１は
遠隔位置にある。A pressure setting relief valve 9 and an electromagnetic relief valve 10 are provided in a pipe line 4a branched from the middle of the pipe line 4. The set pressure of the electromagnetic valve 171J can be freely adjusted by the control device 11. This control device 11 is located at a remote location.

また、管路４の途中には、さらに管路４ｂが分岐してお
り、ピックアップ１２が接続されている。In addition, a pipe line 4b further branches in the middle of the pipe line 4, and a pickup 12 is connected thereto.

ピンクアップ１２は増幅器１３及び圧力指示計１４に接
続されている。圧力指示計１４．増幅器１６等は遠隔位
置にある。そして、ピックアップ１２、増幅器１３．圧
力指示計１４および管路４ｂによって圧力検出装置を構
成する。The pink-up 12 is connected to an amplifier 13 and a pressure indicator 14. Pressure indicator 14. Amplifiers 16, etc. are located remotely. Then, a pickup 12, an amplifier 13. The pressure indicator 14 and the pipe line 4b constitute a pressure detection device.

さらに、管路４の途中からは管路４Ｃが分岐しており、
その端部には圧力降下用の電磁弁１５が接続されている
。符号１６は電磁弁、１７はノζイロットチェソク弁、
１８はリリーフ弁をそれぞれ示す。Furthermore, a pipe line 4C branches off from the middle of the pipe line 4,
A solenoid valve 15 for pressure reduction is connected to its end. Reference numeral 16 is a solenoid valve, 17 is a no.
Reference numeral 18 indicates a relief valve.

まだ、シリンダ乙のヘッドエンド側には管路１９を介し
てチェック弁２０が接続されており。A check valve 20 is still connected to the head end side of cylinder O via a conduit 19.

管路１？はさらに管路２１によって電磁弁５に接続され
ている。Pipe 1? is further connected to the solenoid valve 5 by a line 21.

本実施例は以上のように構成されているので。This embodiment is configured as described above.

油圧シリンダろのヘッド側に供給される油圧を常時、監
視しており、圧力を調節したい場合には。The hydraulic pressure supplied to the head side of the hydraulic cylinder is constantly monitored, and if you want to adjust the pressure.

制御装置１１を介して電磁ＩＪ　ＩＪ−フ弁１０の設定
値を変化させ、自由に圧力の調節を行なうことができる
。そして、緊急に圧力降下を行ないだい場合には、制御
装置１−１から圧力降下用の電磁弁１５に指令を出し、
シリンダ乙に供給される作動油を排出すれば、直ちに圧
力降下を行なうことができる。The pressure can be freely adjusted by changing the set value of the electromagnetic IJ valve 10 via the control device 11. If the pressure needs to be reduced urgently, a command is issued from the control device 1-1 to the solenoid valve 15 for pressure reduction.
If the hydraulic oil supplied to cylinder B is discharged, the pressure can be immediately reduced.

以上の説明から明らかなように本発明によれば。As is clear from the above description, according to the present invention.

シリンダろに供給される圧力を遠隔地において常時監視
し、制御装置を介して設定圧を調節することができ、さ
らに緊急に圧力降下を行わせることができるので、オペ
レータを遠隔地にまで走らせる必要がなく、自由に圧力
調節を行なうことができる。The pressure supplied to the cylinder can be constantly monitored from a remote location, the set pressure can be adjusted via the control device, and the pressure can be lowered in an emergency, allowing operators to travel to remote locations. There is no need to do so, and the pressure can be adjusted freely.

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

図は本発明の一実施例を説明する油圧回路図である。 １は油圧ポンプ、２はモータ、３はシリンダ。 ４．４ａ、４ｂ、ＡＣ＋　　１９＋　　２’ｌは管路、
５゜１５．１６は電磁弁、６は操作ボタン、７．２０は
チェック弁、８はアキュムレータ、ｑ、１８はＩＪ　Ｉ
Ｊ−フ弁、１０は電磁リリーフ弁、１１は制御装置、１
２はピックアップ、１ろは増幅器、１４は圧力指示計、
１７はパイロットチェック弁である。 特許出願人　宇部興産株式会社The figure is a hydraulic circuit diagram illustrating an embodiment of the present invention. 1 is a hydraulic pump, 2 is a motor, and 3 is a cylinder. 4.4a, 4b, AC+ 19+ 2'l are pipes,
5゜15.16 is a solenoid valve, 6 is an operation button, 7.20 is a check valve, 8 is an accumulator, q, 18 are IJ I
J-F valve, 10 is an electromagnetic relief valve, 11 is a control device, 1
2 is a pickup, 1 is an amplifier, 14 is a pressure indicator,
17 is a pilot check valve. Patent applicant: Ube Industries, Ltd.

Claims (1)

【特許請求の範囲】[Claims] 油圧源とシリンダとの間の管路の途中に圧力検出装置と
圧力制御装置と電磁ＩＪ　ＩＪ−フ弁を設けるとともに
、圧力を降下させるだめの電磁弁を設けたことを特徴と
する遠隔操作による圧力調節装置。A remote control system characterized in that a pressure detection device, a pressure control device, and an electromagnetic IJ valve are provided in the middle of the pipeline between the hydraulic source and the cylinder, and an electromagnetic valve for reducing the pressure is provided. Pressure regulator.
JP57103755A 1982-06-18 1982-06-18 Remote-control pressure regulating apparatus Pending JPS58221001A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57103755A JPS58221001A (en) 1982-06-18 1982-06-18 Remote-control pressure regulating apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57103755A JPS58221001A (en) 1982-06-18 1982-06-18 Remote-control pressure regulating apparatus

Publications (1)

Publication Number Publication Date
JPS58221001A true JPS58221001A (en) 1983-12-22

Family

ID=14362359

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57103755A Pending JPS58221001A (en) 1982-06-18 1982-06-18 Remote-control pressure regulating apparatus

Country Status (1)

Country Link
JP (1) JPS58221001A (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51120375A (en) * 1975-04-14 1976-10-21 Komatsu Ltd Pressure adjusting device
JPS526885A (en) * 1975-07-04 1977-01-19 Hitachi Metals Ltd Oil press for forming
JPS5673203A (en) * 1979-11-19 1981-06-17 Japan Steel Works Ltd:The Pressure controlling system for parallel load in concentrated hydraulic system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51120375A (en) * 1975-04-14 1976-10-21 Komatsu Ltd Pressure adjusting device
JPS526885A (en) * 1975-07-04 1977-01-19 Hitachi Metals Ltd Oil press for forming
JPS5673203A (en) * 1979-11-19 1981-06-17 Japan Steel Works Ltd:The Pressure controlling system for parallel load in concentrated hydraulic system

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