CN105587694A - Pressing hydraulic system of decoration printing paper manufacturing system - Google Patents

Pressing hydraulic system of decoration printing paper manufacturing system Download PDF

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Publication number
CN105587694A
CN105587694A CN201610112321.XA CN201610112321A CN105587694A CN 105587694 A CN105587694 A CN 105587694A CN 201610112321 A CN201610112321 A CN 201610112321A CN 105587694 A CN105587694 A CN 105587694A
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CN
China
Prior art keywords
valve
way
hydraulic
electro
hydraulic reversing
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.)
Granted
Application number
CN201610112321.XA
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Chinese (zh)
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CN105587694B (en
Inventor
虞建强
虞东杰
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.)
GAOTANG Rongzhi Rongzhi Technology Service Co.,Ltd.
Original Assignee
Huzhou Jianing Printing Co Ltd
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Priority to CN201610112321.XA priority Critical patent/CN105587694B/en
Publication of CN105587694A publication Critical patent/CN105587694A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B1/00Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02Installations or systems with accumulators
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D33/00Filters with filtering elements which move during the filtering operation
    • B01D33/01Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons
    • B01D33/015Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with flat filtering elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D33/00Filters with filtering elements which move during the filtering operation
    • B01D33/80Accessories
    • B01D33/803Accessories in which the filtering elements are moved between filtering operations ; Particular measures for removing or replacing the filtering elements; Transport systems for filters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D33/00Filters with filtering elements which move during the filtering operation
    • B01D33/80Accessories
    • B01D33/804Accessories integrally combined with devices for controlling the filtration
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/17Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/06Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00Details of servomotor systems ; Valves for servomotor systems
    • F15B13/16Special measures for feedback, e.g. by a follow-up device
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/08Servomotor systems incorporating electrically operated control means
    • F15B21/087Control strategy, e.g. with block diagram
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/20Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205Systems with pumps
    • F15B2211/20576Systems with pumps with multiple pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/20Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/21Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge
    • F15B2211/212Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge the pressure sources being accumulators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/60Circuit components or control therefor
    • F15B2211/61Secondary circuits
    • F15B2211/613Feeding circuits
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/70Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/71Multiple output members, e.g. multiple hydraulic motors or cylinders

Abstract

The invention discloses a pressing hydraulic system of a decoration printing paper manufacturing system. The pressing hydraulic system comprises a conveyor belt (1). A first pressing cylinder (101) and a second pressing cylinder (102) are arranged on the conveyor belt (1). Pressing blocks (103) are arranged at the extending rod ends of the first pressing cylinder (101) and the second pressing cylinder (102). The rodless end of the first pressing cylinder (101) is connected with a first throttling valve (107). The first throttling valve (107) is connected with a first two-position two-way electromagnetic reversing valve (108). The pressing hydraulic system has the beneficial effects of being quick in response and high in precision, and the printing quality of printing paper is protected.

Description

The stamped fluid pressing system of decorating printing paper manufacturing system
Technical field
The stamped fluid pressing system that the present invention relates to a kind of decorating printing paper manufacturing system, belongs to printingProduct are made field.
Background technology
Decorating printing paper, due to the texture that can be beautifully printed, is therefore widely used in decoration, familyOuter advertisements etc. can be hardboard, sheet metal, plastics by the material of the different printing paper of purposesSheet due to needs batch production, therefore needs raw material to suppress in preparation process,Be pressed into after certain thickness, then spray paint. But, due to existing decorating printing paperThe hydraulic system of briquetting machine, compared with imperfection, causes the compacting thickness low LCL ideal of printing paper, printsThe compacting quality of brush paper is also unsatisfactory.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of decorating printing paper manufacturing systemStamped fluid pressing system, the present invention has the advantages that response is fast, precision is high, has protected printing paperCompacting quality. And high-precision front position sensor for the present invention, rear position sensor andThe control of pressure sensor composition closed loop feedback. In addition, mixing flusher of the present invention is except closingMany pigment automatic coating function of reason, also has automatic cleaning, has realized complete in changing.
Technical scheme of the present invention: the stamped fluid pressing system of decorating printing paper manufacturing system, comprisesConveyer belt, is provided with the first compacting cylinder and the second compacting cylinder, the first compacting cylinder and the on conveyer beltThe extension bar end of two compacting cylinders is provided with briquetting; Described compacting hydraulic pressure unit comprises and the first pressureThe first throttle valve that cylinder rear end processed is connected, first throttle valve is connected with the first bi-bit bi-pass electromagnetismReversal valve; The rear end of the first described compacting cylinder is also connected with the first pressure sensor and firstThe B end of electrohydraulic servo valve, the A end of the first described electrohydraulic servo valve, the first electrohydraulic servo valveC end be connected with fuel tank with the first bi-bit bi-pass solenoid directional control valve; The first described electro-hydraulic servoThe D end of valve is connected with the first bi-bit bi-pass hand-operated direction valve, the first bi-bit bi-pass hand-operated direction valveBe connected with the first bag type accumulator, the first bag type accumulator is connected with the first overflow valve, theOne overflow valve is connected with fuel tank, and the first described bi-bit bi-pass hand-operated direction valve is also connected with firstCheck valve, the first check valve has the first accurate filter, and the first accurate filter is connected with firstOil pump, the first oil pump is connected with fuel tank; The second described compacting cylinder rear end is connected with second sectionStream valve, the second choke valve is connected with the second bi-bit bi-pass solenoid directional control valve and is connected; Described secondThe rear end of compacting cylinder is also connected with the E end of the second pressure sensor and the second electrohydraulic servo valve,The second described bi-bit bi-pass solenoid directional control valve, the H of the second electrohydraulic servo valve end and the second electric liquidThe F end of servo valve is connected with fuel tank; The G end of the second described electrohydraulic servo valve is connected with secondBi-bit bi-pass hand-operated direction valve, the second bi-bit bi-pass hand-operated direction valve is connected with the second bladder holdingEnergy device, the second bag type accumulator is connected with the second overflow valve, and the second overflow valve is connected with fuel tank,The second described bi-bit bi-pass hand-operated direction valve is also connected with the second check valve, and the second check valve connectsBe connected to the second accurate filter, the second accurate filter is connected with the second oil pump, the second oil pump withFuel tank is connected; The first described accurate filter and the first oil pump and the second accurate filter withBetween the second oil pump, be also provided with pressure switch; The rod end and second of the first described compacting cylinderThe rod end of compacting cylinder is connected with double acting threeway pressure valve, and double acting threeway pressure valve is connected withTwo position, three-way electromagnetic change valve and being connected with the H end of two position, three-way electromagnetic change valve, two-position three wayThe I end of solenoid directional control valve is connected with the first check valve; The J end of two position, three-way electromagnetic change valve withFuel tank is connected.
In the stamped fluid pressing system of above-mentioned decorating printing paper manufacturing system, two of described briquettingSide is provided with front position sensor and rear position sensor, is provided with calibrator on conveyer belt
On conveyer belt described in the stamped fluid pressing system of above-mentioned decorating printing paper manufacturing systemThe aspect of the second compacting cylinder is also provided with spray body; Described spray body comprises and is arranged on fortuneThe rear class of defeated band top is mixed flusher, and rear class is mixed flusher and connected threeway electromagnetismValve, three-way magnetic valve is connected with static mixer, and static mixer is connected with threeway blender,Threeway blender is connected with the 3rd check valve, and the 3rd check valve is connected with the 3rd pressure sensor,The 3rd pressure sensor is connected with first flow sensor, and first flow sensor is connected with firstFlow speed control valve, the first flow speed control valve is connected with the first oil well pump, and it is the 4th unidirectional that the first oil well pump is connected withValve, the 4th check valve is connected with the first solution tank; Described three-way magnetic valve is connected with the 5th listTo valve, the 5th check valve is connected with the second hydraulic cylinder; Described threeway blender is connected with the 6thCheck valve, the 6th check valve is connected with the 4th pressure sensor, and the 4th pressure sensor is connected withSecond quantity sensor, second quantity sensor is connected with the second flow speed control valve, and the second flow speed control valve connectsBe connected to the 3rd oil well pump, the 3rd oil well pump is connected with the 7th check valve, and the 7th check valve is connected withThe 3rd solution tank; The first described oil well pump is connected with the 8th check valve, and the 8th check valve connectsHave the second oil well pump, the second oil well pump is connected with the second solution tank, and the 8th described check valve alsoBe connected with the 9th check valve, the 9th check valve is connected with the 7th check valve; The first described speed governingValve is connected with the 3rd overflow valve, and the 3rd overflow valve is connected with the first solution tank, the second described tuneSpeed valve is connected with the 4th overflow valve, and the 4th overflow valve is connected with the 3rd solution tank.
In the stamped fluid pressing system of aforesaid decorating printing paper manufacturing system, described spray bodyBelow is provided with sewage treatment mechanism, and described sewage treatment mechanism comprises and being arranged under spray bodyThe filtering ponds of side, filtering ponds bottom is provided with filtration lift cylinder, filters lift cylinder top and is provided with filtrationPlate; The rod end of described filtration lift cylinder be connected with 3-position 4-way electro-hydraulic reversing valve and with threeThe L end of four-way electro-hydraulic reversing valve is connected; Described filtration lift cylinder is connected with hydraulic control one-way valve,Hydraulic control one-way valve is connected with the K end of the first 3-position 4-way electro-hydraulic reversing valve; Described fluid-control one-wayValve is also connected with one-way throttle valve, the L of one-way throttle valve and the first 3-position 4-way electro-hydraulic reversing valveEnd is connected; The M end of the first described 3-position 4-way electro-hydraulic reversing valve is connected with unidirectional variable hydraulic pressurePump, unidirectional volume adjustable hydraulic pump is connected with fuel tank; The first described 3-position 4-way electro-hydraulic reversing valveM end connects the 3rd flow speed control valve, the 3rd flow speed control valve be connected with the first 3-position 4-way solenoid directional control valve andBe connected with the O end of the second 3-position 4-way electro-hydraulic reversing valve, the second 3-position 4-way electro-hydraulic reversing valve SEnd is connected with two-way quantitative hydraulic motor, two-way quantitative hydraulic motor and the second 3-position 4-way electricity liquidThe T end of reversal valve is connected, the P end and the or three of the second described 3-position 4-way electro-hydraulic reversing valvePosition four-way electro-hydraulic reversing valve N end is connected with fuel tank; The M of described 3-position 4-way electro-hydraulic reversing valveEnd is also connected with pilot operated compound relief valve, and pilot operated compound relief valve is connected with fuel tank; Described pilot-operated typeThe guide end of overflow valve be connected with the 3rd 3-position 4-way electro-hydraulic reversing valve and with the 3rd 3-position 4-wayThe W end of electro-hydraulic reversing valve is connected; The X end of the 3rd described 3-position 4-way electro-hydraulic reversing valve connectsHave the first control overflow valve far away, the first control overflow valve far away is connected with fuel tank; Described the three or three fourThe Y end of logical electro-hydraulic reversing valve is connected with the second control overflow valve far away, the second long-range overflow valve and fuel tankBe connected; Described pilot operated compound relief valve is connected with the second two position, three-way electromagnetic change valve, the two or twoPosition three-way solenoid valve is held and is connected with the guide of pilot operated compound relief valve; Described filtration lift cylinderRear end be connected with the first electro connecting pressure gauge, described filtration lift cylinder and hydraulic control one-way valveConnection oil circuit on be connected with the second electro connecting pressure gauge. The present invention is by electric contact type Pressure gaugeControl, realize the automatic repairing pressurize of system, the dwell time is long, and pressure stability is high. ThisBright also by the aperture of the one-way throttle valve of connecting on regulator solution control check valve oil circuit control, canTo avoid improper because of the translational speed of hydraulic control one-way valve internal control piston, cause that release of pressure is too fast to be drawnPlay impact shock and the noise of hydraulic system. Both met the release of pressure requirement of system, ensured againThe backhaul of hydraulic control one-way valve control piston is unaffected.
Compared with prior art, the present invention has following beneficial effect:
(1) briquetting machine of the present invention adopts advanced electric current servo control technique, has soundShould be soon, precision is high, protected the compacting quality of printing paper.
(2) and the present invention adopt sensing technology, with high-precision front position sensor, afterPosition sensor, pressure sensor and the control of calibrator composition closed loop feedback, anti-in above-mentioned displacementOn feedback and two closed loop bases of pressure feedback, feedback signal and initial specified rate stack, enter oneStep improves control accuracy, makes product quality reach requirement.
(3) in spray body of the present invention the solution material of the first solution tank from the first oil well pumpEnter a bye-pass, pressure and flow are regulated by the 3rd overflow valve and the first flow speed control valve, first-classQuantity sensor and the 3rd pressure sensor can be measured respectively the pipeline stream entering before threeway blenderAmount and pressure; The 3rd solution tank enters pipeline by the 3rd oil well pump, by the 4th overflow valve and secondFlow speed control valve regulates respectively its pressure and flow, and second quantity sensor and the 4th pressure sensor canMeasure respectively piping flow and pressure that another bye-pass enters threeway blender. When the first solutionThe solution material of cylinder and the 3rd solution tank enters when threeway blender meets just mixes for the first time,Enter again static mixer and do further to mix, then regulate and enter rear class through three-way magnetic valveMix flusher and mix for the last time, and complete sprinkling work. Each working cyclesAfter cycle completes, stop the first oil well pump and the 3rd oil well pump, start the second oil well pump start intoRow cleaning, its main purpose is the attached membrane material of doing of removing in each Hydraulic Elements and pipeline,Detergent solution enters respectively two bye-passes through the 8th check valve and the 9th check valve, through each relevantElement, is then regulated through the 5th check valve cleaning fluid is entered wherein automatically clearly by three-way magnetic valveWash, or adopt manual cleaning, but may cause the waste of cleaning fluid.
(4) obtaining when the second two position, three-way electromagnetic change valve in sewage treatment mechanism of the present inventionThe right-hand member of electricity end, the first 3-position 4-way electro-hydraulic reversing valve, the 3rd 3-position 4-way electro-hydraulic reversing valveLeft end energising, when all the other electromagnet power-off, the first 3-position 4-way electro-hydraulic reversing valve and the three or threeFour-way electro-hydraulic reversing valve switches to respectively right position and left position, and the pressure oil of unidirectional volume adjustable hydraulic pump is logicalCross the first 3-position 4-way electro-hydraulic reversing valve and hydraulic control one-way valve and enter the rodless cavity that filters lift cylinder,Realize the once compression action of head, system pressure is now the setting of the first control overflow valve far awayValue, in the time that the second electro connecting pressure gauge reaches upper limit controlled pressure, makes the first 3-position 4-way electricity liquidThe left end power-off of the right-hand member of reversal valve and the 3rd 3-position 4-way electro-hydraulic reversing valve, system is by hydraulic controlCheck valve pressurize. When secondary compression, the right-hand member energising of the first 3-position 4-way electro-hydraulic reversing valve, isThe setting value that system pressure is pilot operated compound relief valve, when the first electro connecting pressure gauge reaches upper limit controlWhen pressure, the right-hand member power-off of the first 3-position 4-way electro-hydraulic reversing valve, system pressurize; Work as Pressure DropDuring to lower limit controlled pressure, the right-hand member of the first 3-position 4-way electro-hydraulic reversing valve is switched on again, unidirectional changeAmount hydraulic pump, to the rodless cavity repairing of filtering lift cylinder, gos up rodless cavity pressure, and system is opened againBeginning pressurize. When the left end energising of the first 3-position 4-way electro-hydraulic reversing valve makes the first 3-position 4-way electricity liquidWhen reversal valve switches to left position, the pressure oil of unidirectional volume adjustable hydraulic pump is through the first 3-position 4-way electricity liquidReversal valve enters the rod chamber that filters lift cylinder, simultaneously through one-way throttle valve reverse-conducting hydraulic control listTo valve, realize the release of pressure of hydraulic cylinder rodless cavity, release of pressure is after certain value, and piston rod retreats driveHead completes and unclamps action. After head unclamps, unidirectional volume adjustable hydraulic pump completes by chain driveDraw, get the action of plate. In the time of the second 3-position 4-way electro-hydraulic reversing valve left end energising, unidirectional variableThe pressure oil of hydraulic pump enters two-way quantitative hydraulic motor left end oil-in, two-way quantitative hydraulic pressure horseReach rotation, complete and get plate action by chain; When the right-hand member of the second 3-position 4-way electro-hydraulic reversing valveWhen energising, complete arm-tie action. The now right-hand member of the 3rd 3-position 4-way electro-hydraulic reversing valve energising,The pressure of system is the setting value of the second control overflow valve far away. The present invention is by electric contact type Pressure gaugeControl, realize the automatic repairing pressurize of system, the dwell time is long, and pressure stability is high. ThisBright also by the aperture of the one-way throttle valve of connecting on regulator solution control check valve oil circuit control, canTo avoid improper because of the translational speed of hydraulic control one-way valve internal control piston, cause that release of pressure is too fast to be drawnPlay impact shock and the noise of hydraulic system. Both met the release of pressure requirement of system, ensured againThe backhaul of hydraulic control one-way valve control piston is unaffected.
Brief description of the drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of briquetting machine;
Fig. 3 is the structural representation of spray body;
Fig. 4 is the structural representation of sewage treatment mechanism.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further illustrated, but not as rightThe foundation of the present invention's restriction.
Embodiment: the stamped fluid pressing system of decorating printing paper manufacturing system, as shown in Figure 1,Comprise conveyer belt 1, on conveyer belt 1, be provided with briquetting machine 2, spray body 3 and sewage placeReason mechanism 4;
As shown in Figure 2, described briquetting machine 2 comprises pressing machinery unit 100 and compactingHydraulic pressure unit 200, described pressing machinery unit 100 is arranged on first on conveyer belt 1 and pressesStretching of cylinder 101 processed and the second compacting cylinder 102, the first compacting cylinders 101 and the second compacting cylinder 102Go out boom end and be provided with briquetting 103, the both sides of briquetting 103 be provided with front position sensor 104 and afterPosition sensor 105 is provided with calibrator 106 on conveyer belt 1; Described compacting hydraulic pressureUnit 100 comprises the first throttle valve 107, the first being connected with the first compacting cylinder 101 rear endsChoke valve 107 is connected with the first bi-bit bi-pass solenoid directional control valve 108; The first described compacting cylinder101 rear end is also connected with the first pressure sensor 109 and the first electrohydraulic servo valve 110B end, the A end of the first described electrohydraulic servo valve 110, the C of the first electrohydraulic servo valve 110End is connected with fuel tank 5 with the first bi-bit bi-pass solenoid directional control valve 108; The first described electric liquid is watchedThe D end that takes valve 110 is connected with the first bi-bit bi-pass hand-operated direction valve 111, the first bi-bit bi-passHand-operated direction valve 111 is connected with the first bag type accumulator 112, the first bag type accumulators 112Be connected with the first overflow valve 113, the first overflow valves 113 and be connected with fuel tank 5, described firstBi-bit bi-pass hand-operated direction valve 111 is also connected with the first check valve 114, the first check valves 114There are the first accurate filter 115, the first accurate filters 115 to be connected with the first oil pump 116,The first oil pump 116 is connected with fuel tank 5; Described the second compacting cylinder 102 rear ends are connected with theTwo choke valve 117, the second choke valves 117 are connected with the second bi-bit bi-pass solenoid directional control valve 118Be connected; The rear end of the second described compacting cylinder 102 is also connected with the second pressure sensor 120With the E end of the second electrohydraulic servo valve _ 121, described the second bi-bit bi-pass solenoid directional control valve 118,The H end of the second electrohydraulic servo valve 121 and the F end of the second electrohydraulic servo valve 121 are connected with fuel tank;The G end of the second described electrohydraulic servo valve 121 is connected with the second bi-bit bi-pass hand-operated direction valve122, the second bi-bit bi-pass hand-operated direction valves 122 are connected with the second bag type accumulator 123,The second bag type accumulator 123 is connected with the second overflow valve 124, the second overflow valves 124 and oilCase 5 is connected, and the second described bi-bit bi-pass hand-operated direction valve 123 is also connected with the second check valve124, the second check valves 124 are connected with the second accurate filter 125, the second accurate filters125 are connected with the second oil pump 126, the second oil pumps 126 is connected with fuel tank 5; Described firstAccurate filter 115 and the first oil pump 116 and the second accurate filter 125 and the second oil pumpBetween 126, be also provided with pressure switch 127; The rod end of described the first compacting cylinder 101 andThe rod end of the second compacting cylinder 102 is connected with double acting threeway pressure valve 128, double acting threewayPressure valve 128 is connected with two position, three-way electromagnetic change valve 129 and and two position, three-way electromagnetic change valve129 H end is connected, I end and first check valve 114 of two position, three-way electromagnetic change valve 129Be connected; The J end of two position, three-way electromagnetic change valve 129 is connected with fuel tank 5. Operation principle: beThe oil sources of system is two the first oil pumps and the second oil pump, and the overflow valve of two delivery side of pump settings is used forSet the maximum working pressure of hydraulic system, prevent hydraulic pump overload, system minimum pressure is by pressingPower Control, band pollutes the first accurate filter and second precision of warning pressure reduction relayFilter stops up because of oil contamination in order to prevent the second electrohydraulic servo valve. In order to overcome because of givenThe factors such as value is inaccurate, the wearing and tearing of briquetting, the error of element own are to suppressed printing paper thicknessImpact, in addition, the present invention adopt calibrator, front position sensor, rear position sensor andPressure sensor on above-mentioned Displacement Feedback and two closed loop bases of pressure feedback, feedback signal andInitial specified rate stack, further improves control accuracy, makes product quality reach requirement.
As shown in Figure 3, described spray body 3 comprise be arranged on conveyer belt 1 top afterLevel mixing flusher 200, rear class is mixed flusher 200 and has been connected three-way magnetic valve 201,Three-way magnetic valve 201 is connected with static mixer 202, and static mixer 202 is connected with threewayBlender 203, threeway blender 203 is connected with the 3rd check valve 204, the three check valves 204Be connected with the 3rd pressure sensor 205, the three pressure sensors 205 and be connected with first flow biographySensor 206, first flow sensor 206 is connected with the first flow speed control valve 207, the first flow speed control valves207 are connected with the first oil well pump 208, the first oil well pumps 208 is connected with the 4th check valve 209,The 4th check valve 209 is connected with the first solution tank 210; Described three-way magnetic valve 201 connectsThere are the 5th check valve 211, the five check valves 211 to be connected with the second hydraulic cylinder 212; DescribedThreeway blender 203 is connected with the 6th check valve 213, the six check valves 213 and is connected with the 4thPressure sensor 214, the four pressure sensors 214 are connected with second quantity sensor 215,Second quantity sensor 215 is connected with the second flow speed control valve 216, the second flow speed control valves 216 and is connected withIt is unidirectional that the 3rd oil well pump 217, the three oil well pumps 217 are connected with the 7th check valve 218, the sevenValve 218 is connected with the 3rd solution tank 219; The first described oil well pump 208 is connected with the 8th listBe connected with the second oil well pump 221, the second oil well pumps 221 to valve 220, the eight check valves 220Be connected with the second solution tank 222, the 8th described check valve 220 is also connected with the 9th check valve223, the nine check valves 223 are connected with the 7th check valve 218; The first described flow speed control valve 207Be connected with the 3rd overflow valve 224, the three overflow valves 224 and be connected with the first solution tank 210, instituteThe second flow speed control valve 216 of stating is connected with the 4th overflow valve 225, the four overflow valves 225 and is connected withThe 3rd solution tank 219. Operation principle: the solution material of the first solution tank is entered from the first oil well pumpEnter a bye-pass, pressure and flow are regulated by the 3rd overflow valve and the first flow speed control valve, first flowSensor and the 3rd pressure sensor can be measured respectively the piping flow entering before threeway blenderAnd pressure; The 3rd solution tank enters pipeline by the 3rd oil well pump, is adjusted by the 4th overflow valve and secondSpeed valve regulates respectively its pressure and flow, and second quantity sensor and the 4th pressure sensor can divideDo not measure piping flow and pressure that another bye-pass enters threeway blender. When the first solution tankEnter when threeway blender meets and just mix for the first time with the solution material of the 3rd solution tank, thenEnter static mixer and do further to mix, it is mixed that then the adjusting of process three-way magnetic valve enters rear classClose flusher and mix for the last time, and complete sprinkling work. Each working cycles weekAfter phase completes, stop the first oil well pump and the 3rd oil well pump, start the second oil well pump and start to carry outCleaning, its main purpose is the attached membrane material of doing of removing in each Hydraulic Elements and pipeline, clearLotion solution enters respectively two bye-passes through the 8th check valve and the 9th check valve, through each relevant unitPart, is then regulated through the 5th check valve cleaning fluid is entered wherein automatically clearly by three-way magnetic valveWash, or adopt manual cleaning, but may cause the waste of cleaning fluid.
As shown in Figure 4, described sewage treatment mechanism 4 comprises and is arranged on spray body 2The filtering ponds 300 of below, filtering ponds 300 bottoms are provided with filters lift cylinder 301, filters and promotesCylinder 301 tops are provided with filter 302; The rod end of described filtration lift cylinder 301 is connected with3-position 4-way electro-hydraulic reversing valve 303 and being connected with the L end of 3-position 4-way electro-hydraulic reversing valve 303;Described filtration lift cylinder 301 is connected with hydraulic control one-way valve 304, hydraulic control one-way valve 304 andThe K end of one 3-position 4-way electro-hydraulic reversing valve 303 is connected; Described hydraulic control one-way valve 304 also connectsBe connected to one-way throttle valve 305, one-way throttle valve 305 and the first 3-position 4-way electro-hydraulic reversing valve 303L end be connected; The M end of the first described 3-position 4-way electro-hydraulic reversing valve 303 is connected with unidirectionalVolume adjustable hydraulic pump 306, unidirectional volume adjustable hydraulic pump 306 is connected with fuel tank 5; The described the 1The M end of position four-way electro-hydraulic reversing valve 303 connects the 3rd flow speed control valve 307, the three flow speed control valves 307Be connected with the first 3-position 4-way solenoid directional control valve 308 and with the second 3-position 4-way electro-hydraulic reversing valve308 O end is connected, and the second 3-position 4-way electro-hydraulic reversing valve 308S end is connected with two-way quantitativeHydraulic motor 309, two-way quantitative hydraulic motor 309 and the second 3-position 4-way electro-hydraulic reversing valve 308T end be connected, the P end of the second described 3-position 4-way electro-hydraulic reversing valve 308 and the one or threeFour-way electro-hydraulic reversing valve 303N end is connected with fuel tank; Described 3-position 4-way electro-hydraulic reversing valve 303M end be also connected with pilot operated compound relief valve 310, pilot operated compound relief valve 310 is connected with fuel tank 5;Guide's end of described pilot operated compound relief valve 310 is connected with the 3rd 3-position 4-way electro-hydraulic reversing valve311 and be connected with the W end of the 3rd 3-position 4-way electro-hydraulic reversing valve 311; Described the three or threeThe X end of four-way electro-hydraulic reversing valve 311 is connected with the control far away of the first control overflow valve 312, the first far away and overflowsStream valve 312 is connected with fuel tank 5; The Y of the 3rd described 3-position 4-way electro-hydraulic reversing valve 311End is connected with the long-range overflow valve 313 of the second control overflow valve 313, the second far away and is connected with fuel tank 5;Described pilot operated compound relief valve 310 is connected with the second two position, three-way electromagnetic change valve 314, the secondTwo position, three-way electromagnetic change valve 314 is held and is connected with the guide of pilot operated compound relief valve 310; DescribedThe rear end that filters lift cylinder 301 is connected with the first electro connecting pressure gauge 315, described filtrationBeing connected of lift cylinder 301 and hydraulic control one-way valve 304 is connected with the second electro connecting pressure gauge on oil circuit316. Operation principle: when the second two position, three-way electromagnetic change valve electric end, the one or three fourThe right-hand member of logical electro-hydraulic reversing valve, the energising of the left end of the 3rd 3-position 4-way electro-hydraulic reversing valve, all the other electricityWhen magnet power-off, the first 3-position 4-way electro-hydraulic reversing valve and the 3rd 3-position 4-way electro-hydraulic reversing valve divideDo not switch to right position and left position, the pressure oil of unidirectional volume adjustable hydraulic pump is by the first 3-position 4-way electricityLiquid reversal valve and hydraulic control one-way valve enter the rodless cavity that filters lift cylinder, realize the once pressure of headTight action, system pressure is now the setting value of the first control overflow valve far away, when the second electric contactWhen Pressure gauge reaches upper limit controlled pressure, make the right-hand member and of the first 3-position 4-way electro-hydraulic reversing valveThe left end power-off of three 3-position 4-way electro-hydraulic reversing valves, system is by hydraulic control one-way valve pressurize. SecondaryWhen compression, the right-hand member energising of the first 3-position 4-way electro-hydraulic reversing valve, system pressure is that pilot-operated type overflowsThe setting value of stream valve, in the time that the first electro connecting pressure gauge reaches upper limit controlled pressure, the one or threeThe right-hand member power-off of four-way electro-hydraulic reversing valve, system pressurize; When Pressure Drop is during to lower limit controlled pressure,The right-hand member of the first 3-position 4-way electro-hydraulic reversing valve is switched on again, and unidirectional volume adjustable hydraulic pump promotes to filteringThe rodless cavity repairing of cylinder, gos up rodless cavity pressure, and system starts again pressurize. When the one or threeThe left end energising of four-way electro-hydraulic reversing valve makes the first 3-position 4-way electro-hydraulic reversing valve switch to left positionTime, the pressure oil of unidirectional volume adjustable hydraulic pump enters to filter through the first 3-position 4-way electro-hydraulic reversing valve and carriesRise the rod chamber of cylinder, simultaneously through one-way throttle valve reverse-conducting hydraulic control one-way valve, realize hydraulic cylinderThe release of pressure of rodless cavity, release of pressure is after certain value, and piston rod retreats and drives head to complete and unclamp action.After head unclamps, the action that unidirectional volume adjustable hydraulic pump completes by chain drive and draws, gets plate. WhenWhen the second 3-position 4-way electro-hydraulic reversing valve left end energising, the pressure oil of unidirectional volume adjustable hydraulic pump entersTwo-way quantitative hydraulic motor left end oil-in, the rotation of two-way quantitative hydraulic motor, complete by chainBecome to get filter action; In the time that the right-hand member of the second 3-position 4-way electro-hydraulic reversing valve is switched on, complete and drawFilter action, by the filtration that back and forth realizes sewage of filter. Now the 3rd 3-position 4-wayThe right-hand member energising of electro-hydraulic reversing valve, the pressure of system is the setting value of the second control overflow valve far away.

Claims (4)

1. the stamped fluid pressing system of decorating printing paper manufacturing system, it is characterized in that: comprise conveyer belt (1), on conveyer belt (1), be provided with the first compacting cylinder (101) and the second compacting cylinder (102), the extension bar end of the first compacting cylinder (101) and the second compacting cylinder (102) is provided with briquetting (103), the first compacting cylinder (101) rear end is connected with first throttle valve (107), and first throttle valve (107) is connected with the first bi-bit bi-pass solenoid directional control valve (108), the rear end of the first described compacting cylinder (101) is also connected with the B end of the first pressure sensor (109) and the first electrohydraulic servo valve (110), and the A end of described the first electrohydraulic servo valve (110), the C end of the first electrohydraulic servo valve (110) are connected with fuel tank (5) with the first bi-bit bi-pass solenoid directional control valve (108), the D end of described the first electrohydraulic servo valve (110) is connected with the first bi-bit bi-pass hand-operated direction valve (111), the first bi-bit bi-pass hand-operated direction valve (111) is connected with the first bag type accumulator (112), the first bag type accumulator (112) is connected with the first overflow valve (113), the first overflow valve (113) is connected with fuel tank (5), the first described bi-bit bi-pass hand-operated direction valve (111) is also connected with the first check valve (114), the first check valve (114) has the first accurate filter (115), the first accurate filter (115) is connected with the first oil pump (116), the first oil pump (116) is connected with fuel tank (5), the second described compacting cylinder (102) rear end is connected with the second choke valve (117), and the second choke valve (117) is connected with the second bi-bit bi-pass solenoid directional control valve (118) and is connected, the rear end of the second described compacting cylinder (102) is also connected with the E end of the second pressure sensor (120) and the second electrohydraulic servo valve (_ 121), and the F end of the second described bi-bit bi-pass solenoid directional control valve (118), the H of the second electrohydraulic servo valve (121) end and the second electrohydraulic servo valve (121) is connected with fuel tank, the G end of described the second electrohydraulic servo valve (121) is connected with the second bi-bit bi-pass hand-operated direction valve (122), the second bi-bit bi-pass hand-operated direction valve (122) is connected with the second bag type accumulator (123), the second bag type accumulator (123) is connected with the second overflow valve (124), the second overflow valve (124) is connected with fuel tank (5), the second described bi-bit bi-pass hand-operated direction valve (123) is also connected with the second check valve (124), the second check valve (124) is connected with the second accurate filter (125), the second accurate filter (125) is connected with the second oil pump (126), the second oil pump (126) is connected with fuel tank (5), between described the first accurate filter (115) and the first oil pump (116) and the second accurate filter (125) and the second oil pump (126), be also provided with pressure switch (127), the rod end of the first described compacting cylinder (101) and the rod end of the second compacting cylinder (102) are connected with double acting threeway pressure valve (128), double acting threeway pressure valve (128) is connected with two position, three-way electromagnetic change valve (129) and is connected with the H end of two position, three-way electromagnetic change valve (129), and the I end of two position, three-way electromagnetic change valve (129) is connected with the first check valve (114), the J end of two position, three-way electromagnetic change valve (129) is connected with fuel tank (5).
2. the stamped fluid pressing system of decorating printing paper manufacturing system according to claim 1, the both sides of described briquetting (103) are provided with front position sensor (104) and rear position sensor (105), are provided with calibrator (106) on conveyer belt (1).
3. the stamped fluid pressing system of decorating printing paper manufacturing system according to claim 1, is characterized in that: the aspect of upper the second compacting cylinder (102) of described conveyer belt (1) is also provided with spray body (3), described spray body (3) comprises the rear class mixing flusher (200) that is arranged on conveyer belt (1) top, rear class is mixed flusher (200) and has been connected three-way magnetic valve (201), three-way magnetic valve (201) is connected with static mixer (202), static mixer (202) is connected with threeway blender (203), threeway blender (203) is connected with the 3rd check valve (204), the 3rd check valve (204) is connected with the 3rd pressure sensor (205), the 3rd pressure sensor (205) is connected with first flow sensor (206), first flow sensor (206) is connected with the first flow speed control valve (207), the first flow speed control valve (207) is connected with the first oil well pump (208), the first oil well pump (208) is connected with the 4th check valve (209), the 4th check valve (209) is connected with the first solution tank (210), described three-way magnetic valve (201) is connected with the 5th check valve (211), and the 5th check valve (211) is connected with the second hydraulic cylinder (212), described threeway blender (203) is connected with the 6th check valve (213), the 6th check valve (213) is connected with the 4th pressure sensor (214), the 4th pressure sensor (214) is connected with second quantity sensor (215), second quantity sensor (215) is connected with the second flow speed control valve (216), the second flow speed control valve (216) is connected with the 3rd oil well pump (217), the 3rd oil well pump (217) is connected with the 7th check valve (218), and the 7th check valve (218) is connected with the 3rd solution tank (219), described the first oil well pump (208) is connected with the 8th check valve (220), the 8th check valve (220) is connected with the second oil well pump (221), the second oil well pump (221) is connected with the second solution tank (222), the 8th described check valve (220) is also connected with the 9th check valve (223), and the 9th check valve (223) is connected with the 7th check valve (218), described the first flow speed control valve (207) is connected with the 3rd overflow valve (224), the 3rd overflow valve (224) is connected with the first solution tank (210), described the second flow speed control valve (216) is connected with the 4th overflow valve (225), and the 4th overflow valve (225) is connected with the 3rd solution tank (219).
4. the stamped fluid pressing system of decorating printing paper manufacturing system according to claim 3, it is characterized in that: described spray body (3) below is provided with sewage treatment mechanism (4), described sewage treatment mechanism (4) comprises the filtering ponds (300) that are arranged on spray body (2) below, filtering ponds (300) bottom is provided with filters lift cylinder (301), filters lift cylinder (301) top and is provided with filter (302), the rod end of described filtration lift cylinder (301) is connected with the first 3-position 4-way electro-hydraulic reversing valve (303) and is connected with the L end of the first 3-position 4-way electro-hydraulic reversing valve (303), described filtration lift cylinder (301) is connected with hydraulic control one-way valve (304), and hydraulic control one-way valve (304) is connected with the K end of the first 3-position 4-way electro-hydraulic reversing valve (303), described hydraulic control one-way valve (304) is also connected with one-way throttle valve (305), and one-way throttle valve (305) is connected with the L end of the first 3-position 4-way electro-hydraulic reversing valve (303), the M end of the first described 3-position 4-way electro-hydraulic reversing valve (303) is connected with unidirectional volume adjustable hydraulic pump (306), and unidirectional volume adjustable hydraulic pump (306) is connected with fuel tank (5), the M end of the first described 3-position 4-way electro-hydraulic reversing valve (303) connects the 3rd flow speed control valve (307), the 3rd flow speed control valve (307) is connected with the first 3-position 4-way solenoid directional control valve (308) and is connected with the O end of the second 3-position 4-way electro-hydraulic reversing valve (308), the second 3-position 4-way electro-hydraulic reversing valve (308) S end is connected with two-way quantitative hydraulic motor (309), two-way quantitative hydraulic motor (309) is connected with the T end of the second 3-position 4-way electro-hydraulic reversing valve (308), the P end of the second described 3-position 4-way electro-hydraulic reversing valve (308) is connected with fuel tank with the first 3-position 4-way electro-hydraulic reversing valve (303) N end, the M end of described 3-position 4-way electro-hydraulic reversing valve (303) is also connected with pilot operated compound relief valve (310), and pilot operated compound relief valve (310) is connected with fuel tank (5), guide's end of described pilot operated compound relief valve (310) is connected with the 3rd 3-position 4-way electro-hydraulic reversing valve (311) and is connected with the W end of the 3rd 3-position 4-way electro-hydraulic reversing valve (311), the X end of the 3rd described 3-position 4-way electro-hydraulic reversing valve (311) is connected with the first control overflow valve far away (312), and the first control overflow valve far away (312) is connected with fuel tank (5), the Y end of the 3rd described 3-position 4-way electro-hydraulic reversing valve (311) is connected with the second control overflow valve far away (313), and the second long-range overflow valve (313) is connected with fuel tank (5), described pilot operated compound relief valve (310) is connected with the second two position, three-way electromagnetic change valve (314), and the second two position, three-way electromagnetic change valve (314) is held and is connected with the guide of pilot operated compound relief valve (310), the rear end of described filtration lift cylinder (301) is connected with the first electro connecting pressure gauge (315), and being connected of described filtration lift cylinder (301) and hydraulic control one-way valve (304) is connected with the second electro connecting pressure gauge (316) on oil circuit.
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CN105604992A (en) * 2016-02-29 2016-05-25 湖州佳宁印刷有限公司 Pressing mechanism of decorative printing paper manufacturing system
CN205478591U (en) * 2016-02-29 2016-08-17 湖州佳宁印刷有限公司 Decorate pressing mechanism of printing paper manufacturing system
CN205559377U (en) * 2016-02-29 2016-09-07 湖州佳宁印刷有限公司 Decorate suppression hydraulic system of printing paper manufacturing system

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GB1123277A (en) * 1966-01-03 1968-08-14 Kleinewefers Soehne J Improvements in or relating to hydraulic systems for calender presses
FR2230172A5 (en) * 1973-05-16 1974-12-13 Creusot Loire Hydraulic control system for paper press - has double acting rams controlled by high and low pressure pumps
US4046623A (en) * 1975-06-05 1977-09-06 J. M. Voith Gmbh Apparatus for shifting component parts of paper machines
DE19940967C1 (en) * 1999-08-28 2000-12-07 Wessel Hydraulik Hydraulic circuit for drive control of press beam in paper cutting machine has controlled recirculation valve used for selective pressurising of drive cylinder for operation of press beam
CN1406743A (en) * 2001-08-31 2003-04-02 北川精机株式会社 Method and apparatus for pressing component
CN2785860Y (en) * 2004-12-07 2006-06-07 徐景芳 Digital-controlled, multiple-imprinting head, combined type thermoprint platform
CN1857912A (en) * 2006-04-17 2006-11-08 珠海比昂电子设备有限公司 Flexible circuit board pressing device and quick pressing machine
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CN205559377U (en) * 2016-02-29 2016-09-07 湖州佳宁印刷有限公司 Decorate suppression hydraulic system of printing paper manufacturing system

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