CN106640800B - A kind of hydraulic system applied in automatic hydraulic blanking iron cutting machine - Google Patents
A kind of hydraulic system applied in automatic hydraulic blanking iron cutting machine Download PDFInfo
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- CN106640800B CN106640800B CN201710014046.2A CN201710014046A CN106640800B CN 106640800 B CN106640800 B CN 106640800B CN 201710014046 A CN201710014046 A CN 201710014046A CN 106640800 B CN106640800 B CN 106640800B
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- Prior art keywords
- oil
- hydraulic
- valve
- fluid port
- hydraulic fluid
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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
-
- 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
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/02—Installations or systems with 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
- 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
- F15B11/028—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force
-
- 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
Abstract
A kind of hydraulic system applied in automatic hydraulic blanking iron cutting machine, motor is connect with oil pump and control oil pump is run, by oil suction well strainer from fuel tank imbibition pressure oil, hydraulic oil is delivered to solenoid directional control valve by check valve one by oil pump, solenoid directional control valve passes through check valve two again and hydraulic oil is delivered to accumulator, and pressure is adjusted by electromagnetic relief valve；Solenoid directional control valve obtain it is electric after, hydraulic oil is transported to electro-hydraulic reversing valve by check valve three, and hydraulic oil is conveyed to truncation oil cylinder again by electro-hydraulic reversing valve；The hydraulic oil of feeding oil cylinder is to be supplied to proportional flow reversal valve by accumulator and be conveyed to feeding oil cylinder.The present invention has the characteristics that structure novel, high degree of automation, blanking is fast, largely reduces personnel, product qualified rate is high.
Description
Technical field
The invention belongs to machinery hydraulic system fields, are related to a kind of applied to hydraulic in automatic hydraulic blanking iron cutting machine
System.
Background technique
Currently, the blanking machine in automobile fitting industry, which is all made of manual type, carries out blanking, this mode can have personnel requirement
More, low output, the problem that blanking is at high cost, cutting stock precision is low.
Summary of the invention
To solve the above-mentioned problems, now using Nan'an Jie Jia hydraulic machinery Co., Ltd workshop as the art of this patent scheme
Enforcement place, the present invention provides a kind of hydraulic system applied in automatic hydraulic blanking iron cutting machine, it has structure new
Grain husk, high degree of automation, blanking is fast, largely reduces personnel, the feature that product qualified rate is high.
In order to achieve the above object, the present invention takes following particular technique measure: one kind being applied to automatic hydraulic blanking
Hydraulic system in iron cutting machine, it is by fuel tank, oil suction well strainer, oil pump, motor, check valve, solenoid directional control valve, electromagnetism
Overflow valve, accumulator, oil circuit assembly, oil return cooler, truncation oil cylinder, electro-hydraulic reversing valve, feeding oil cylinder, proportional flow reversal valve
Composition, which is characterized in that
Fuel tank is connect by oil circuit with oil suction well strainer, and oil suction well strainer is connect by oil circuit with oil pump, electricity
Machine is connect with oil pump, and motor driven oil pump operation, oil pump is connect by oil circuit with check valve one, and check valve one passes through oil circuit and electricity
The connection of magnetic reversal valve, solenoid directional control valve are connect by oil circuit and check valve two with accumulator；
Solenoid directional control valve is also connect with electromagnetic relief valve by oil circuit, and electromagnetic relief valve is total to oil circuit by oil communication
At；
For accumulator by oil circuit connection to proportional flow reversal valve, proportional flow reversal valve passes through oil circuit and feeding oil respectively
Hydraulic fluid port one, the hydraulic fluid port two of cylinder connect；
Proportional flow reversal valve passes through oil circuit again and connect with solenoid directional control valve, and solenoid directional control valve passes through oil circuit and check valve again
Three connect with electro-hydraulic reversing valve；
Accumulator is connected to electro-hydraulic reversing valve by oil circuit and check valve four；
Electro-hydraulic reversing valve passes through oil circuit respectively and connect with hydraulic fluid port three, the hydraulic fluid port four that oil cylinder is truncated；
Electro-hydraulic reversing valve passes through oil communication to oil circuit assembly again, and oil circuit assembly is connect by oil circuit with oil return cooler,
Oil return cooler is connected to fuel tank.
Motor is high-voltage motor, and high-voltage motor and oil pump form high-voltage motor oil pump group；Oil return cooler can ensure that whole
The oil temperature of oil return.
Working principle of the present invention is as follows:
Motor connect with oil pump and control oil pump run, by oil suction well strainer from fuel tank imbibition pressure oil, oil
Hydraulic oil is delivered to solenoid directional control valve by check valve one by pump, and solenoid directional control valve passes through check valve two again and is delivered to hydraulic oil
Accumulator, pressure are adjusted by electromagnetic relief valve；Solenoid directional control valve obtain it is electric after, hydraulic oil is transported to electricity by check valve three
Hydraulic oil is conveyed to truncation oil cylinder again by liquid reversal valve, electro-hydraulic reversing valve；The hydraulic oil of feeding oil cylinder is supplied to by accumulator
Proportional flow reversal valve is simultaneously conveyed to feeding oil cylinder.During blanking truncation, the hydraulic oil in accumulator is quickly supplied to
Be truncated oil cylinder, pressure by solenoid directional control valve obtain it is electric after by the hydraulic oil of oil pump be switched to truncation oil cylinder use, pass through the two oil
Source is truncated material with ensuring to be truncated oil cylinder fast powerful, and truncation power is precisely controlled by pressure sensor.Proportional flow commutation
Valve is accurately controlled by PLC.Feeding oil cylinder can guarantee the precision for the material that truncation is got off.
All movement is controlled by PLC the present invention completely, participates in feeding operation without personnel.
The invention has the following advantages that
1, the speed of truncation oil cylinder is greatly improved under the action of accumulator is quickly drained the oil；
2, Product Precision can be improved by feeding oil cylinder being controlled using proportional flow reversal valve；
3, truncation power can ensure that using high-voltage motor oil pump group；
4, movement is controlled by PLC, to reduce personnel's Attended Operation.
The beneficial effects of the present invention are, it has, and structure novel, high degree of automation, blanking is fast, largely reduce personnel,
The high feature of product qualified rate.
The present invention is described in further detail below in conjunction with the accompanying drawings.
Detailed description of the invention
Fig. 1 is to be connected with each other structural schematic diagram between each component part in the present invention.
In figure: 1- fuel tank, 2- oil suction well strainer, 3- oil pump, 4- motor, 5- check valve one, 6- solenoid directional control valve, 7-
Electromagnetic relief valve, 81- check valve two, 82- check valve three, 83- check valve four, 9- accumulator, 10- oil circuit assembly, 11- oil return are cold
But device, 12- truncation oil cylinder, 13- electro-hydraulic reversing valve, 14- feeding oil cylinder, 15- proportional flow reversal valve, A1- hydraulic fluid port one, B1- oil
Mouth two, A2- hydraulic fluid port three, B2- hydraulic fluid port four.
Specific embodiment
Applicant is using Nan'an Jie Jia hydraulic machinery Co., Ltd workshop as the specific of the art of this patent scheme
Enforcement place provides following specific embodiment:
As shown in Figure 1, a kind of hydraulic system applied in automatic hydraulic blanking iron cutting machine, it is by fuel tank 1, oil suction
Well strainer 2, motor 4, check valve, solenoid directional control valve 6, electromagnetic relief valve 7, accumulator 9, oil circuit assembly 10, returns at oil pump 3
Oil cooler 11, truncation oil cylinder 12, electro-hydraulic reversing valve 13, feeding oil cylinder 14, proportional flow reversal valve 15 form, and feature exists
In,
Fuel tank 1 is connect by oil circuit with oil suction well strainer 2, and oil suction well strainer 2 is connected by oil circuit and oil pump 3
It connects, motor 4 is connect with oil pump 3, and motor 4 drives oil pump 3 to run, and oil pump 3 is connect by oil circuit with check valve 1, check valve 1
It is connect by oil circuit with solenoid directional control valve 6, solenoid directional control valve 6 is connect by oil circuit and check valve 2 81 with accumulator 9；
Solenoid directional control valve 6 is also connect with electromagnetic relief valve 7 by oil circuit, and electromagnetic relief valve 7 passes through oil communication to oil circuit
Assembly 10；
Accumulator 9 by oil circuit connection to proportional flow reversal valve 15, proportional flow reversal valve 15 respectively by oil circuit with
One A1 of hydraulic fluid port of feeding oil cylinder 14, two B1 connection of hydraulic fluid port；
Proportional flow reversal valve 15 is connect by oil circuit with solenoid directional control valve 6 again, and solenoid directional control valve 6 passes through oil circuit and list again
It is connect to valve 3 82 with electro-hydraulic reversing valve 13；
Accumulator 9 is connected to electro-hydraulic reversing valve 13 by oil circuit and check valve 4 83；
Electro-hydraulic reversing valve 13 is connect by oil circuit with three A2 of hydraulic fluid port, four B2 of hydraulic fluid port that oil cylinder 12 is truncated respectively；
For electro-hydraulic reversing valve 13 again by oil communication to oil circuit assembly 10, oil circuit assembly 10 passes through oil circuit and oil return cooler
11 connections, oil return cooler 11 are connected to fuel tank 1.
Claims (5)
1. a kind of hydraulic system applied in automatic hydraulic blanking iron cutting machine, it is by fuel tank (1), oil suction well strainer
(2), oil pump (3), motor (4), check valve, solenoid directional control valve (6), electromagnetic relief valve (7), accumulator (9), oil circuit assembly
(10), oil return cooler (11), truncation oil cylinder (12), electro-hydraulic reversing valve (13), feeding oil cylinder (14), proportional flow reversal valve
(15) it forms, which is characterized in that
Fuel tank (1) is connect by oil circuit with oil suction well strainer (2), and oil suction well strainer (2) passes through oil circuit and oil pump (3)
Connection, motor (4) are connect with oil pump (3), and motor (4) drives oil pump (3) operation, and oil pump (3) passes through oil circuit and check valve one (5)
Connection, check valve one (5) are connect by oil circuit with the first hydraulic fluid port of oil inlet side of solenoid directional control valve (6), and solenoid directional control valve (6) goes out
Oily the first hydraulic fluid port of side is connect by oil circuit and check valve two (81) with accumulator (9)；
The first hydraulic fluid port of fuel-displaced side of solenoid directional control valve (6) is also connect with the oil inlet of electromagnetic relief valve (7) by oil circuit, and electromagnetism overflows
The oil outlet for flowing valve (7) passes through oil communication to oil circuit assembly (10)；
Accumulator (9) passes through oil inlet side first hydraulic fluid port of the oil circuit connection to proportional flow reversal valve (15), proportional flow reversal valve
(15) the first hydraulic fluid port of fuel-displaced side, the second hydraulic fluid port passes through hydraulic fluid port one (A1), the hydraulic fluid port two of oil circuit Yu feeding oil cylinder (14) respectively
(B1) it connects；
The second hydraulic fluid port of oil inlet side of proportional flow reversal valve (15) passes through the second oil of oil inlet side of oil circuit and solenoid directional control valve (6) again
Mouth connection, the second hydraulic fluid port of fuel-displaced side of solenoid directional control valve (6) pass through oil circuit and check valve three (82) and electro-hydraulic reversing valve (13) again
The first hydraulic fluid port of oil inlet side connection；
Accumulator (9) is connected to the first hydraulic fluid port of oil inlet side of electro-hydraulic reversing valve (13) by oil circuit and check valve four (83)；
The hydraulic fluid port one that the first hydraulic fluid port of fuel-displaced side, the second hydraulic fluid port of electro-hydraulic reversing valve (13) pass through oil circuit respectively and oil cylinder (12) are truncated
(A2), hydraulic fluid port two (B2) connects；
The second hydraulic fluid port of fuel-displaced side of electro-hydraulic reversing valve (13) passes through oil communication to oil circuit assembly (10) again, and oil circuit assembly (10) is logical
It crosses oil circuit to connect with oil return cooler (11), oil return cooler (11) is connected to fuel tank (1).
2. a kind of hydraulic system applied in automatic hydraulic blanking iron cutting machine according to claim 1, feature exist
In hydraulic oil is delivered to solenoid directional control valve (6) by the oil pump (3) by check valve one (5), and solenoid directional control valve (6) leads to again
It crosses check valve two (81) to be delivered to hydraulic oil accumulator (9), pressure is adjusted by electromagnetic relief valve (7).
3. a kind of hydraulic system applied in automatic hydraulic blanking iron cutting machine according to claim 1, feature exist
In, the solenoid directional control valve (6) it is electric after, hydraulic oil is transported to electro-hydraulic reversing valve (13) by check valve three (82), electro-hydraulic
Hydraulic oil is conveyed to truncation oil cylinder (12) again by reversal valve (13).
4. a kind of hydraulic system applied in automatic hydraulic blanking iron cutting machine according to claim 1, feature exist
In the hydraulic oil of the feeding oil cylinder (14) is to be supplied to proportional flow reversal valve (15) by accumulator (9) and convey feeding
Material oil cylinder (14).
5. a kind of hydraulic system applied in automatic hydraulic blanking iron cutting machine according to claim 1, feature exist
During blanking truncation, the hydraulic oil in accumulator (9) is quickly supplied to truncation oil cylinder (12), and pressure is changed by electromagnetism
To valve (6) it is electric after by the hydraulic oil of oil pump (3) be switched to truncation oil cylinder (12) use, ensure to be truncated by the two oil sources
Material is truncated to oil cylinder (12) fast powerful.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710014046.2A CN106640800B (en) | 2017-01-09 | 2017-01-09 | A kind of hydraulic system applied in automatic hydraulic blanking iron cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710014046.2A CN106640800B (en) | 2017-01-09 | 2017-01-09 | A kind of hydraulic system applied in automatic hydraulic blanking iron cutting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106640800A CN106640800A (en) | 2017-05-10 |
| CN106640800B true CN106640800B (en) | 2019-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710014046.2A Active CN106640800B (en) | 2017-01-09 | 2017-01-09 | A kind of hydraulic system applied in automatic hydraulic blanking iron cutting machine |
Country Status (1)
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| CN (1) | CN106640800B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108973087B (en) * | 2018-09-28 | 2024-02-20 | 张家港市联鑫塑料机械有限公司 | Hydraulic impact buffer mechanism of injection blow hollow forming mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU665860A2 (en) * | 1977-01-17 | 1979-06-05 | Предприятие П/Я А-1373 | Hydraulic drive of cutting unit of foresting machine |
| JPS6039010A (en) * | 1983-08-13 | 1985-02-28 | Kobe Steel Ltd | Hydraulic hot shear |
| SU1155378A1 (en) * | 1983-12-26 | 1985-05-15 | Ордена Трудового Красного Знамени Экспериментальный Научно-Исследовательский Институт Металлорежущих Станков | Machine for cutting pipes |
| JPH0899211A (en) * | 1994-10-03 | 1996-04-16 | Amada Co Ltd | Shearing machine |
| DE19905475A1 (en) * | 1999-02-10 | 2000-08-17 | Hydea S R L | Cutting device for long sheets of metal, comprising combined hydraulically working clamping, pressure generating, and blade control system |
| JP2004058204A (en) * | 2002-07-29 | 2004-02-26 | Shimada Corp | Hydraulic cutting-off unit and hydraulic cutting-off apparatus for long workpiece using the same, and its hydraulic circuit |
| CN100553934C (en) * | 2006-03-07 | 2009-10-28 | 太原理工大学 | The injection machine system of the compound control of mechanical electronic hydraulic |
| JP2008006520A (en) * | 2006-06-28 | 2008-01-17 | Ryoei Engineering Kk | Bar steel cutting device |
| US8448915B2 (en) * | 2011-02-14 | 2013-05-28 | Recl Power Licensing Corp. | Increased shear power for subsea BOP shear rams |
| CN103586527B (en) * | 2013-11-26 | 2015-10-14 | 山东泰丰液压股份有限公司 | With safety guard lock formula plate shearing machine hydraulic control system |
| CN103801751B (en) * | 2014-03-12 | 2015-12-16 | 南通恒力重工机械有限公司 | Based on the fully-automatic plate shearing machine hydraulic system that PLC controls |
| CN106270722B (en) * | 2016-08-31 | 2018-04-03 | 安徽省华夏机床制造有限公司 | A kind of control method of lock formula hydraulic system of cutting machine |
| CN206449034U (en) * | 2017-01-09 | 2017-08-29 | 南安市捷佳液压机械有限公司 | A kind of hydraulic system being applied in automatic hydraulic blanking iron cutting machine |
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| CN106640800A (en) | 2017-05-10 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190215 Address after: 362314 Sanlian Industrial Zone, Jintao Town, Nanan City, Quanzhou City, Fujian Province Applicant after: Nanan Jiejia Hydraulic Machinery Co., Ltd. Address before: 362314 No. 52, Shenyuan Village, Jintao Town, Nanan City, Quanzhou City, Fujian Province Applicant before: Ye Weiqiang |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 362314 Sanlian Industrial Zone, Jintao Town, Nanan City, Quanzhou City, Fujian Province Patentee after: Fujian Jiejia Hydraulic Technology Co.,Ltd. Address before: 362314 Sanlian Industrial Zone, Jintao Town, Nanan City, Quanzhou City, Fujian Province Patentee before: NANAN JIEJIA HYDRAULIC MACHINERY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |