CN104712606A - Multi-direction hydraulic control system of machine tool - Google Patents
Multi-direction hydraulic control system of machine tool Download PDFInfo
- Publication number
- CN104712606A CN104712606A CN201310689934.6A CN201310689934A CN104712606A CN 104712606 A CN104712606 A CN 104712606A CN 201310689934 A CN201310689934 A CN 201310689934A CN 104712606 A CN104712606 A CN 104712606A
- Authority
- CN
- China
- Prior art keywords
- valve
- oil hydraulic
- hydraulic pump
- duplex
- way electromagnetic
- 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
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
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/17—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more pumps
-
- 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
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The invention relates to a multi-direction hydraulic control system of a machine tool. The multi-direction hydraulic control system comprises hydraulic pumps, an electromagnetic reversing valve and a pilot overflow valve, and is characterized in that the hydraulic pumps include the two duplex hydraulic pumps which are connected with a filter after being connected in parallel; the duplex hydraulic pumps are connected with a three-position four-way electromagnetic reversing valve in series, and an overflow valve is connected between the corresponding duplex hydraulic pump and the reversing valve; the reversing valve is directly connected with a leftward bending hydraulic cylinder through a one-way throttling valve; the duplex hydraulic pumps are each connected with the pilot overflow valve, the three-position four-way electromagnetic reversing valve and the two-position four-way electromagnetic reversing valve, the pilot overflow valve is connected with the two-position two-way electromagnetic reversing valve in series, the three-position four-way electromagnetic reversing valve is directly connected with a rightward bending hydraulic cylinder through the one-way throttling valve, the two-position four-way electromagnetic reversing lave is directly connected with a pressing hydraulic cylinder, the reversing valve is connected with a speed regulation valve in series, and a two-position two-way electromagnetic reversing valve is connected between the reversing valve and the speed regulation valve. The multi-direction hydraulic control system is simple in structure and capable of saving energy and generates little heat.
Description
Technical field
The present invention relates to technical field of hydraulic pressure, particularly relate to the hydraulic system be applied in multi-functional bar bender.
Background technique
Existing lathe realizes by hydraulic control system when processing accessories, and the shortcoming of traditional hydraulic control system is that system architecture is complicated, controls flexibility not high.
Summary of the invention
The present invention is directed to above-mentioned shortcoming of the prior art, provide a kind of multi-faceted hydraulic control system of lathe, its structure is simple, energy saving, and heating is few.
The technical solution adopted in the present invention is as follows:
A kind of multi-faceted hydraulic control system of lathe, comprise oil hydraulic pump, solenoid directional control valve, pilot operated compound relief valve, it is characterized in that: described oil hydraulic pump comprises duplex oil hydraulic pump and duplex oil hydraulic pump, duplex oil hydraulic pump is connected with a filter with after the parallel connection of duplex oil hydraulic pump; Duplex oil hydraulic pump is connected with a three-position four-way electromagnetic directional valve, duplex oil hydraulic pump be connected a relief valve between selector valve; Selector valve is directly connected with by the curved oil hydraulic cylinder of one-way throttle valve and left folding; Duplex oil hydraulic pump is connected with pilot operated compound relief valve, three-position four-way electromagnetic directional valve and two-position four-way solenoid directional control valve respectively, pilot operated compound relief valve is connected with a bi-bit bi-pass solenoid directional control valve, three-position four-way electromagnetic directional valve is directly connected with by the curved oil hydraulic cylinder of one-way throttle valve and right folding, two-position four-way solenoid directional control valve is directly connected with compression oil hydraulic cylinder, selector valve and a speed control valves series, be connected a bi-bit bi-pass solenoid directional control valve between selector valve with series flow control valve.
Accompanying drawing explanation
Fig. 1 is hydraulic schematic diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described.
As shown in Figure 1, the present invention includes and comprise oil hydraulic pump, solenoid directional control valve, pilot operated compound relief valve, described oil hydraulic pump comprises duplex oil hydraulic pump 2 and duplex oil hydraulic pump 3, is connected after duplex oil hydraulic pump 2 is in parallel with duplex oil hydraulic pump 3 with a filter 1; Duplex oil hydraulic pump 2 is connected with a three-position four-way electromagnetic directional valve 7, is connected a relief valve 6 between duplex oil hydraulic pump 2 with selector valve 7; Selector valve 7 directly with by one-way throttle valve 8 is connected with the curved oil hydraulic cylinder 9 of left folding; Duplex oil hydraulic pump 3 is connected with pilot operated compound relief valve 5, three-position four-way electromagnetic directional valve 12 and two-position four-way solenoid directional control valve 14 respectively, pilot operated compound relief valve 5 is connected with a bi-bit bi-pass solenoid directional control valve 4, three-position four-way electromagnetic directional valve 12 directly with by one-way throttle valve 11 is connected with the curved oil hydraulic cylinder 10 of right folding, two-position four-way solenoid directional control valve 14 is directly connected with compression oil hydraulic cylinder 13, selector valve 14 is connected with a series flow control valve 15, is connected a bi-bit bi-pass solenoid directional control valve 16 between selector valve 14 with series flow control valve 15.
Claims (1)
1. the multi-faceted hydraulic control system of a lathe, comprise oil hydraulic pump, solenoid directional control valve, pilot operated compound relief valve, it is characterized in that: described oil hydraulic pump comprises duplex oil hydraulic pump (2) and duplex oil hydraulic pump (3), duplex oil hydraulic pump (2) and duplex oil hydraulic pump (3) parallel connection connect (1) with a filter afterwards and connect, duplex oil hydraulic pump (2) is connected with a three-position four-way electromagnetic directional valve (7), is connected a relief valve (6) between duplex oil hydraulic pump (2) with selector valve (7), selector valve (7) directly with by one-way throttle valve (8) is connected with the curved oil hydraulic cylinder of left folding (9), duplex oil hydraulic pump (3) respectively with pilot operated compound relief valve (5), three-position four-way electromagnetic directional valve (12) and two-position four-way solenoid directional control valve (14) are connected, pilot operated compound relief valve (5) is connected with a bi-bit bi-pass solenoid directional control valve (4), three-position four-way electromagnetic directional valve (12) directly with by one-way throttle valve (11) is connected with the curved oil hydraulic cylinder of right folding (10), two-position four-way solenoid directional control valve (14) is directly connected with compression oil hydraulic cylinder (13), selector valve (14) is connected with a series flow control valve (15), a bi-bit bi-pass solenoid directional control valve (16) is connected between selector valve (14) with series flow control valve (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310689934.6A CN104712606A (en) | 2013-12-15 | 2013-12-15 | Multi-direction hydraulic control system of machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310689934.6A CN104712606A (en) | 2013-12-15 | 2013-12-15 | Multi-direction hydraulic control system of machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104712606A true CN104712606A (en) | 2015-06-17 |
Family
ID=53412233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310689934.6A Pending CN104712606A (en) | 2013-12-15 | 2013-12-15 | Multi-direction hydraulic control system of machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104712606A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105570227A (en) * | 2016-02-02 | 2016-05-11 | 南通理工学院 | Hydraulic system for combined machine tool |
| CN105673598A (en) * | 2016-03-03 | 2016-06-15 | 芜湖日升重型机床有限公司 | Driving circuit in multi-shaft automatic lathe hydraulic system |
| CN107313999A (en) * | 2016-09-27 | 2017-11-03 | 湖南汽车工程职业学院 | Automatic Bamboo Mat Weaving Machine enters the thin bamboo strip, top pressure thin bamboo strip fluid power system and its driving method |
| CN110230624A (en) * | 2019-04-08 | 2019-09-13 | 宁波市创捷自动化有限公司 | A kind of servo stretch bending machine hydraulic system and control method |
-
2013
- 2013-12-15 CN CN201310689934.6A patent/CN104712606A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105570227A (en) * | 2016-02-02 | 2016-05-11 | 南通理工学院 | Hydraulic system for combined machine tool |
| CN105673598A (en) * | 2016-03-03 | 2016-06-15 | 芜湖日升重型机床有限公司 | Driving circuit in multi-shaft automatic lathe hydraulic system |
| CN107313999A (en) * | 2016-09-27 | 2017-11-03 | 湖南汽车工程职业学院 | Automatic Bamboo Mat Weaving Machine enters the thin bamboo strip, top pressure thin bamboo strip fluid power system and its driving method |
| CN110230624A (en) * | 2019-04-08 | 2019-09-13 | 宁波市创捷自动化有限公司 | A kind of servo stretch bending machine hydraulic system and control method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104196800B (en) | The combination brake switch and proporting that a kind of import and export oil circuit with load-sensitive function independently controls | |
| US9689407B2 (en) | Hydraulic drive with rapid stroke and load stroke | |
| CN104481953A (en) | Integrated valve with flow distribution being irrelevant to load pressure and throttling edge being controlled independently | |
| CN104948538B (en) | The servo hydraulic system and its construction method of a kind of plate bending machine | |
| CN104712606A (en) | Multi-direction hydraulic control system of machine tool | |
| CN103846490A (en) | Plate hydraulic shearing machine system | |
| CN104006018A (en) | Bending machine hydraulic synchronous system controlled by flow distributing and collecting valve | |
| CN203879827U (en) | Servo drive hydraulic system | |
| CN104029721B (en) | Loader hydraulic transfer | |
| CN105782154A (en) | Hydraulic machining machine, hydraulic system thereof and control method of hydraulic system | |
| CN202290751U (en) | Control system of vertical roller balance hydraulic cylinder | |
| CN203856789U (en) | Pressure-maintaining speed-stabilizing hydraulic system of hydraulic machine | |
| CN204312423U (en) | Oil hydraulic cylinder slow travel-snap back circuits in hydraulic pressure installation | |
| CN104061198A (en) | Double-pump oil supply fast-control system | |
| CN104454707A (en) | Simple hydraulic system for bending machine | |
| CN104192201A (en) | Hydraulic steering control valve and hydraulic steering control system | |
| CN203856790U (en) | Bending machine hydraulic synchronizing system controlled by flow distributing and collecting valve | |
| CN203248426U (en) | Fast differential circuit | |
| CN103849751A (en) | Crankshaft induction quenching machine tool hydraulic system | |
| CN104476741A (en) | Oil hydraulic circuit for synchronously controlling mould locking oil cylinder and mould transferring oil cylinder of injection molding machine | |
| CN205591274U (en) | Small -size excavator combination flow control system | |
| CN203430877U (en) | Three-level pressure control pump | |
| CN204458574U (en) | A kind of punch press plug-in unit controls the hydraulic control system of two oil cylinders | |
| CN201982415U (en) | Dynamic parameter matching control device for multiplex reversing valve and hydraulic oil cylinder | |
| CN102935452B (en) | Full-hydraulic type punch press |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150617 |
|
| WD01 | Invention patent application deemed withdrawn after publication |