CN201137603Y - Large-sized shearing machine hydraulic controlling valve group - Google Patents

Large-sized shearing machine hydraulic controlling valve group Download PDF

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Publication number
CN201137603Y
CN201137603Y CNU2007200299729U CN200720029972U CN201137603Y CN 201137603 Y CN201137603 Y CN 201137603Y CN U2007200299729 U CNU2007200299729 U CN U2007200299729U CN 200720029972 U CN200720029972 U CN 200720029972U CN 201137603 Y CN201137603 Y CN 201137603Y
Authority
CN
China
Prior art keywords
valve
logical
directional control
control valve
solenoid directional
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.)
Expired - Fee Related
Application number
CNU2007200299729U
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Chinese (zh)
Inventor
张春光
于良振
高昂
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.)
Shandong Taifeng Hydraulic Co., Ltd.
Original Assignee
SHANDONG TAIFENG HYDRAULIC EQUIPMENT CO 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 SHANDONG TAIFENG HYDRAULIC EQUIPMENT CO Ltd filed Critical SHANDONG TAIFENG HYDRAULIC EQUIPMENT CO Ltd
Priority to CNU2007200299729U priority Critical patent/CN201137603Y/en
Application granted granted Critical
Publication of CN201137603Y publication Critical patent/CN201137603Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a hydraulic control valve assembly of a large plate shearing machine, in particular to a hydraulic control valve assembly device of a plate shearing machine of a steel plate, the shearing thickness of the steel plate is above 30mm, wherein an oil inlet and two two-way plug-in mounting directional valves are communicated, the oil inlet is communicated with a check valve and an electromagnetic directional valve, the electromagnetic directional valve is connected with the upper surface of the check valve, a shuttle valve is connected with the upper surface of the two-way plug-in mounting directional valve, the electromagnetic directional valve is connected with the upper surface of the shuttle valve, the shuttle valve is connected with the two-way plug-in mounting directional valve, the two-way plug-in mounting directional valve is connected with a direct-acting overflow valve and lower cavities of two oil cylinders, the other end of the direct-acting overflow valve is communicated with a return-oil inlet, one end of the two-way plug-in mounting directional valve is connected a pressure gauge switch and upper cavities of the two oil cylinders, and the electromagnetic directional valve and the overflow valve thereof are connected with the return-oil inlet. The utility model has the effects that the structure is simple, the operation control is accurate and simple, the utility model has the functions of supporting the oil cylinder and protecting over loading through using a two-way plug-in valve, the volume is small, the hydraulic control valve assembly has no leakage, the energy dissipation is saved, and the cost of equipment is reduced.

Description

Large-scale guillotine shear hydraulic control valve group
Technical field:
The utility model relates to a kind of large-scale guillotine shear hydraulic control valve group, particularly shearing thickness at 30 millimeters guillotine shear hydraulic control valve group equipment with upper steel plate.
Background technique:
At present, the hydraulic control valve group of various guillotine shears of the prior art, its defective is to adopt board-like sliding valve structure, and oil filling capacity is restricted, and then needs bigger flow for large-scale guillotine shear, the little needs that can not satisfy the main frame action of the flow of hydraulic control valve group, the equipment manufacturing cost height oozes dew hydraulic oil, and level of integration is low, hydraulic control system takes up room greatly, is difficult for being applicable to that shearing thickness is on 30 millimeters guillotine shear hydraulic control valve group equipment with upper steel plate.
Summary of the invention:
The purpose of this utility model; provide a kind of large-scale guillotine shear hydraulic control valve group; it is to adopt the two-way plug-in valve structure; have the protective function that oil cylinder supports and overloads, oil filling capacity is big, the level of integration height; without leakage; solved the needs of existing large-scale guillotine shear power, hydraulic control system takes up room greatly, oozes to reveal the big problem of hydraulic oil.
The large-scale guillotine shear hydraulic control valve of the utility model group takes following technological scheme to realize, it is by two-way plug-in valve, shuttle valve, one-way valve, solenoid directional control valve, direct-acting overflow valve constitutes, filler opening and two two logical cartridge insertion direction valves are communicated with, filler opening is communicated with one-way valve and solenoid directional control valve, one-way valve is arranged on the top connection of two logical cartridge insertion direction valves, solenoid directional control valve is connection on one-way valve, shuttle valve connection on two logical cartridge insertion direction valves, solenoid directional control valve is connection on shuttle valve, shuttle valve is connected with two logical cartridge insertion direction valves, two two logical cartridge insertion direction valves are connected with two logical plug-in mounting pressure valve, Solenoid ball valve connection on two logical cartridge insertion direction valves, two logical cartridge insertion direction valves are connected with two oil cylinder cavity of resorptions with direct-acting overflow valve, the direct-acting overflow valve the other end is communicated with return opening, one end of two logical cartridge insertion direction valves is connected with the epicoele of pressure meter switch with two oil cylinders, two logical plug-in mounting pressure valve are connected with solenoid directional control valve, pressure meter switch is connected with pressure gauge, solenoid directional control valve connection on two logical plug-in mounting pressure valve, relief valve connection on two logical plug-in mounting pressure valve, solenoid directional control valve is connected with relief valve, two logical plug-in mounting pressure valve are connected return opening with two logical plug-in mounting pressure valve, and solenoid directional control valve is connected return opening with solenoid directional control valve with solenoid directional control valve and relief valve thereof.Filler opening is connected with two two logical cartridge insertion direction valves, filler opening is connected with two solenoid directional control valves, shuttle valve connection on two logical cartridge insertion direction valves, solenoid directional control valve is connection on shuttle valve, shuttle valve connection on two logical cartridge insertion direction valves, solenoid directional control valve is connection on shuttle valve, two two logical cartridge insertion direction valves are connected with two logical plug-in mounting pressure valve, Solenoid ball valve connection on two logical cartridge insertion direction valves, two logical cartridge insertion direction valves are connected with the cavity of resorption of direct-acting overflow valve with two oil cylinders, the direct-acting overflow valve the other end leads to return opening, two logical plug-in mounting pressure valve one ends are connected with the epicoele of pressure meter switch with two oil cylinders, oil cylinder repairing mouth is set between two oil cylinders, two oil cylinders are connected with solenoid directional control valve with two logical plug-in mounting pressure valve, pressure meter switch is connected with pressure gauge, solenoid directional control valve connection on two logical plug-in mounting pressure valve, relief valve connection on two logical plug-in mounting pressure valve, solenoid directional control valve is connection on relief valve, the logical return opening of solenoid directional control valve connection on relief valve, two logical plug-in mounting pressure valve are connected return opening with two logical cartridge insertion direction valves, and three solenoid directional control valves connect return opening.
The effect of the large-scale guillotine shear hydraulic control valve of the utility model group is simple in structure; operation control is accurately easy; adopt two-way plug-in valve, have the protective function that oil cylinder supports and overloads, volume is little; without leakage; have high efficiency and energy efficient, reduce equipment manufacturing cost, the level of integration height; the oily ability that circulates is big, is widely used in shearing thickness on 30 millimeters guillotine shear hydraulic control valve group equipment with upper steel plate.
Description of drawings:
The large-scale guillotine shear hydraulic control valve of the utility model group will describe in further detail in conjunction with the accompanying drawings.
Accompanying drawing is the structural representation of large-scale guillotine shear hydraulic control valve group.
Embodiment:
With reference to accompanying drawing, the large-scale guillotine shear hydraulic control valve of the utility model group, it is by two-way plug-in valve, shuttle valve, one-way valve, solenoid directional control valve, direct-acting overflow valve constitutes, filler opening 1 and two logical cartridge insertion direction valves 28 are communicated with 32, filler opening 1 is communicated with one-way valve 27 and solenoid directional control valve 34, one-way valve 27 is arranged on the top connection of two logical cartridge insertion direction valves 28, solenoid directional control valve 29 is arranged on the top connection of one-way valve 27, shuttle valve 33 is arranged on the top connection of two logical cartridge insertion direction valves 32, solenoid directional control valve 34 is arranged on the top connection of shuttle valve 33, shuttle valve 33 is communicated with two logical cartridge insertion direction valves 32, two logical cartridge insertion direction valves 32 are communicated with two logical cartridge insertion direction valves 39 and two logical plug-in mounting pressure valve 4, Solenoid ball valve 38 is arranged on the top connection of two logical cartridge insertion direction valves 39, two logical cartridge insertion direction valves 39 are connected with 36 cavity of resorptions with oil cylinder 35 with direct-acting overflow valve 37, direct-acting overflow valve 37 the other ends are communicated with return opening 3, two logical cartridge insertion direction valve 28 1 ends are connected with 36 epicoeles with oil cylinder 35 with pressure meter switch 31, two logical plug-in mounting pressure valve 6 and solenoid directional control valve 7 are communicated with, pressure meter switch 31 is communicated with pressure gauge 30, solenoid directional control valve 7 is arranged on the top connection of two logical plug-in mounting pressure valve 6, relief valve 5 is arranged on the top connection of two logical plug-in mounting pressure valve 4, solenoid directional control valve 29 is communicated with relief valve 5, two logical plug-in mounting pressure valve 4 and two logical plug-in mounting pressure valve 6 are communicated with return opening 3, and solenoid directional control valve 29 is communicated with return opening 3 with solenoid directional control valve 7 and solenoid directional control valve 34 with relief valve 5.Filler opening 2 and two logical cartridge insertion direction valves 14 are communicated with 17, filler opening 2 and solenoid directional control valve 16 are communicated with solenoid directional control valve 19, shuttle valve 15 is arranged on the top connection of two logical cartridge insertion direction valves 14, solenoid directional control valve 16 connection on shuttle valve 15, shuttle valve 18 connection on two logical cartridge insertion direction valves 17, solenoid directional control valve 19 connection on shuttle valve 18, two logical cartridge insertion direction valves 17 are communicated with two logical cartridge insertion direction valves 22 and two logical plug-in mounting pressure valve 8, Solenoid ball valve 23 connection on two logical cartridge insertion direction valves 22, two logical cartridge insertion direction valves 22 are connected with 25 cavity of resorptions with oil cylinder 24 with direct-acting overflow valve 26, direct-acting overflow valve 26 the other ends are communicated with return opening 3, two logical plug-in mounting pressure valve 14 1 ends are with pressure meter switch 21 and oil cylinder 24 leads to plug-in mounting pressure valve 13 with 25 epicoeles and two and solenoid directional control valve 12 is communicated with, pressure meter switch 21 is communicated with pressure gauge 20, between two oil cylinders 24 and 25 oil cylinder repairing mouth 40 is set, solenoid directional control valve 12 connection on two logical plug-in mounting pressure valve 13, relief valve 11 connection on two logical plug-in mounting pressure valve 8, solenoid directional control valve 10 connection on relief valve 11, the logical return opening 3 of solenoid directional control valve 10 connection on relief valve 9, two logical plug-in mounting pressure valve 8 and two logical cartridge insertion direction valves 13 are communicated with return opening 3, and solenoid directional control valve 12 and solenoid directional control valve 16 are communicated with return opening 3 with solenoid directional control valve 19.
The action of the oil cylinder of the large-scale guillotine shear hydraulic control valve of the utility model group is mainly controlled by two-way plug-in valve and is realized, two logical cartridge insertion direction valves 22 and 39 have the area ratio of two-way flow, solenoid directional control valve adopts leak free Solenoid ball valve 23 and 38, here play a supporting role, avoid the oil cylinder deadweight to glide.Between oil cylinder 24 and 25 and two logical cartridge insertion direction valves 22, direct-acting overflow valve 26 is set; Between oil cylinder 35 and 36 and two logical cartridge insertion direction valves 39, direct-acting overflow valve 37 is set, here plays a protective role, avoid cavity pressure superpressure under the oil cylinder.

Claims (1)

1, a kind of large-scale guillotine shear hydraulic control valve group, it is by two-way plug-in valve, shuttle valve, one-way valve, solenoid directional control valve, direct-acting overflow valve constitutes, it is characterized in that filler opening (1) and two logical cartridge insertion direction valves (28) are communicated with (32), filler opening (1) is communicated with one-way valve (27) and solenoid directional control valve (34), one-way valve (27) is arranged on the top connection of two logical cartridge insertion direction valves (28), solenoid directional control valve (29) is arranged on the top connection of one-way valve (27), shuttle valve (33) is arranged on the top connection of two logical cartridge insertion direction valves (32), solenoid directional control valve (34) is arranged on the top connection of shuttle valve (33), two logical cartridge insertion direction valves (32) are communicated with two logical cartridge insertion direction valves (39) and two logical plug-in mounting pressure valve (4), Solenoid ball valve (38) is arranged on the top connection of two logical cartridge insertion direction valves (39), two logical cartridge insertion direction valves (39) are connected with (36) cavity of resorption with oil cylinder (35) with direct-acting overflow valve (37), direct-acting overflow valve (37) the other end is communicated with return opening (3), two logical cartridge insertion direction valve (28) one ends are connected with (36) epicoele with oil cylinder (35) with pressure meter switch (31), pressure meter switch (31) is communicated with pressure gauge (30), solenoid directional control valve (7) is arranged on the top connection of two logical plug-in mounting pressure valve (6), relief valve (5) is arranged on the top connection of two logical plug-in mounting pressure valve (4), solenoid directional control valve (29) is communicated with relief valve (5), two logical plug-in mounting pressure valve (4) and two logical plug-in mounting pressure valve (6) are communicated with return opening (3), solenoid directional control valve (29) is communicated with return opening (3) with solenoid directional control valve (7) and solenoid directional control valve (34) with relief valve (5), filler opening (2) and two logical cartridge insertion direction valves (14) are communicated with (17), filler opening (2) and solenoid directional control valve (16) are communicated with solenoid directional control valve (19), shuttle valve (15) is arranged on the top connection of two logical cartridge insertion direction valves (14), solenoid directional control valve (16) connection on shuttle valve (15), shuttle valve (18) connection on two logical cartridge insertion direction valves (17), solenoid directional control valve (19) connection on shuttle valve (18), two logical cartridge insertion direction valves (17) are communicated with two logical cartridge insertion direction valves (22) and two logical plug-in mounting pressure valve (8), Solenoid ball valve (23) connection on two logical cartridge insertion direction valves (22), two logical cartridge insertion direction valves (22) are connected with (25) cavity of resorption with oil cylinder (24) with direct-acting overflow valve (26), direct-acting overflow valve (26) the other end is communicated with return opening (3), two logical plug-in mounting pressure valve (14) one ends are with pressure meter switch (21) and oil cylinder (24) leads to plug-in mounting pressure valve (13) with (25) epicoele and two and solenoid directional control valve (12) is communicated with, pressure meter switch (21) is communicated with pressure gauge (20), oil cylinder repairing mouth (40) is set between two oil cylinders (24) and (25), solenoid directional control valve (12) connection on two logical plug-in mounting pressure valve (13), relief valve (11) connection on two logical plug-in mounting pressure valve (8), solenoid directional control valve (10) connection on relief valve (11), the logical return opening (3) of solenoid directional control valve (10) connection on relief valve (9), two logical plug-in mounting pressure valve (8) and two logical cartridge insertion direction valves (13) are communicated with return opening (3), and solenoid directional control valve (12) and solenoid directional control valve (16) are communicated with return opening (3) with solenoid directional control valve (19).
CNU2007200299729U 2007-10-30 2007-10-30 Large-sized shearing machine hydraulic controlling valve group Expired - Fee Related CN201137603Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007200299729U CN201137603Y (en) 2007-10-30 2007-10-30 Large-sized shearing machine hydraulic controlling valve group

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007200299729U CN201137603Y (en) 2007-10-30 2007-10-30 Large-sized shearing machine hydraulic controlling valve group

Publications (1)

Publication Number Publication Date
CN201137603Y true CN201137603Y (en) 2008-10-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2007200299729U Expired - Fee Related CN201137603Y (en) 2007-10-30 2007-10-30 Large-sized shearing machine hydraulic controlling valve group

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101774042B (en) * 2010-01-14 2012-07-18 东北大学 Hydraulic transmission loop of diagonal cutter shearing machine
CN104043866A (en) * 2014-06-20 2014-09-17 安徽东海机床制造有限公司 High-speed shearing device
CN104329312A (en) * 2014-11-04 2015-02-04 鼎斯(上海)液压科技有限公司 Hydraulic control valve assembly of metal shearing machine
CN105598522A (en) * 2016-01-28 2016-05-25 马鞍山市中亚机床制造有限公司 Double-pump plate shearing machine and control method thereof
CN106112090A (en) * 2016-08-31 2016-11-16 江苏高德液压机械有限公司 The hydraulic control system of vertical type shearing machine
CN108869414A (en) * 2018-07-23 2018-11-23 武汉理工大学 A kind of energy-saving no surge type hydraulic shear

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101774042B (en) * 2010-01-14 2012-07-18 东北大学 Hydraulic transmission loop of diagonal cutter shearing machine
CN104043866A (en) * 2014-06-20 2014-09-17 安徽东海机床制造有限公司 High-speed shearing device
CN104043866B (en) * 2014-06-20 2016-08-24 安徽东海机床制造有限公司 High-speed shearing device
CN104329312A (en) * 2014-11-04 2015-02-04 鼎斯(上海)液压科技有限公司 Hydraulic control valve assembly of metal shearing machine
CN105598522A (en) * 2016-01-28 2016-05-25 马鞍山市中亚机床制造有限公司 Double-pump plate shearing machine and control method thereof
CN105598522B (en) * 2016-01-28 2018-08-03 马鞍山市中亚机床制造有限公司 A kind of double pump plate shearing machine and its control method
CN106112090A (en) * 2016-08-31 2016-11-16 江苏高德液压机械有限公司 The hydraulic control system of vertical type shearing machine
CN106112090B (en) * 2016-08-31 2018-03-27 江苏高德液压机械有限公司 The hydraulic control system of vertical type shearing machine
CN108869414A (en) * 2018-07-23 2018-11-23 武汉理工大学 A kind of energy-saving no surge type hydraulic shear
CN108869414B (en) * 2018-07-23 2020-01-14 武汉理工大学 Energy-saving non-impact hydraulic shear

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Legal Events

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C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: SHANDONG TAIFENG HYDRAULIC CO., LTD.

Free format text: FORMER OWNER: SHANDONG TAIFENG HYDRAULIC EQUIPMENT CO., LTD.

Effective date: 20110218

C41 Transfer of patent application or patent right or utility model
COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 272025 SHANDONG TAIFENG HYDRAULIC EQUIPMENT CO., LTD., NO. 56, JINYU ROAD, SHIZHONG DISTRICT, JINING CITY, SHANDONG PROVINCE TO: 272025 NO. 66, KAIXUAN ROAD, HIGH-TECH. DEVELOPMENT AREA, JINING CITY, SHANDONG PROVINCE

TR01 Transfer of patent right

Effective date of registration: 20110218

Address after: 272025, triumph Road, Jining hi tech Development Zone, Shandong, 66

Patentee after: Shandong Taifeng Hydraulic Co., Ltd.

Address before: Shandong City, Jining province 272025 City District Jinyu Road No. 56 Shandong Taifeng Hydraulic Equipment Co. Ltd.

Patentee before: Shandong Taifeng Hydraulic Equipment Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20081022

Termination date: 20141030

EXPY Termination of patent right or utility model