CN107605871A - The hydraulic system of box cutter with ladder compression material-pulling device - Google Patents
The hydraulic system of box cutter with ladder compression material-pulling device Download PDFInfo
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- CN107605871A CN107605871A CN201711007208.6A CN201711007208A CN107605871A CN 107605871 A CN107605871 A CN 107605871A CN 201711007208 A CN201711007208 A CN 201711007208A CN 107605871 A CN107605871 A CN 107605871A
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- 230000006835 compression Effects 0.000 title claims abstract description 30
- 238000007906 compression Methods 0.000 title claims abstract description 30
- 239000011230 binding agent Substances 0.000 claims abstract description 89
- 239000000463 material Substances 0.000 claims abstract description 63
- 239000003921 oil Substances 0.000 claims abstract description 39
- 150000001875 compounds Chemical class 0.000 claims abstract description 25
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 13
- 230000008878 coupling Effects 0.000 claims abstract description 8
- 238000010168 coupling process Methods 0.000 claims abstract description 8
- 238000005859 coupling reaction Methods 0.000 claims abstract description 8
- 238000010008 shearing Methods 0.000 claims description 30
- 230000005611 electricity Effects 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 5
- 238000009530 blood pressure measurement Methods 0.000 claims description 4
- 239000002828 fuel tank Substances 0.000 claims description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000010079 rubber tapping Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
A kind of hydraulic system of box cutter with ladder compression material-pulling device of the present invention, it includes a hydraulic oil container, two pieces motor, two pieces high-pressure oil pump, two pieces shaft coupling, one the first electromagnetism inserts overflow valve, one the second electromagnetism inserts overflow valve, two pieces inserts check valve, one electromagnetism inserts reversal valve, one electromagnetism inserts safety valve, one electromagnetism inserts reversal valve, one electromagnetism inserts unloading valve, one the first pilot operated compound relief valve, one solenoid directional control valve, one the second pilot operated compound relief valve, one binder cylinder, two pieces shear cylinder, six proximity switches, three pressure switches, seven pressure measuring tie-ins and a pressure gauge.The hydraulic system of the box cutter with ladder compression material-pulling device of the invention has that neither manually hand is sheared by material, it is not required that could be fed after waiting the material cutting inside hopper complete can continuous charging the advantages of.
Description
Technical field
The present invention relates to a kind of hydraulic system of the box shearing case type cutter with ladder compression material-pulling device.
Background technology
Traditional cutter feed way is manually to hold material to be sheared, and the labor intensity of worker is very big, and efficiency
Lowly, or the cutter with hopper is once to fill it up with hopper, is sheared, and to wait until that the material inside hopper has all been sheared
Afterwards, it could again feed, thus cause the stand-by period of worker, production efficiency cannot improve.Therefore one kind was sought both
Manually hand is not sheared by material, it is not required that what could be fed after waiting the material cutting inside hopper complete can be continuous
The hydraulic system of the box cutter of charging is particularly important.
The content of the invention
It is an object of the invention to overcome above-mentioned deficiency, there is provided a kind of box cutter with ladder compression material-pulling device
Hydraulic system.
The object of the present invention is achieved like this：
A kind of hydraulic system of the box cutter with ladder compression material-pulling device, it includes hydraulic oil container, two
Part motor, two pieces high-pressure oil pump, two pieces shaft coupling, the first electromagnetism inserting overflow valve, the second electromagnetism inserting overflow
Valve, two pieces inserting check valve, an electromagnetism inserting reversal valve, an electromagnetism inserting safety valve, electromagnetism inserting reversal valve, one
Part electromagnetism inserting unloading valve, first pilot operated compound relief valve, a solenoid directional control valve, the second pilot operated compound relief valve, one
Part binder cylinder, two pieces shear cylinder, six proximity switches, three pressure switches, seven pressure measuring tie-ins and a pressure gauge；
Wherein：One the first electromagnetism inserting overflow valve, the second electromagnetism inserting overflow valve, two pieces inserting check valve, one
Part electromagnetism inserting reversal valve, an electromagnetism inserting safety valve, an electromagnetism inserting reversal valve, electromagnetism inserting unloading valve, one
The pilot operated compound relief valve of part first, a solenoid directional control valve and second pilot operated compound relief valve are integrated on a total valve block
It is overall to form a valve block；
Six proximity switches are respectively the first proximity switch, the second proximity switch, the 3rd proximity switch, the 4th close to opening
Pass, the 5th proximity switch, the 6th proximity switch；
Three pressure switches are respectively first pressure relay, second pressure relay, the 3rd pressure switch；
Seven pressure measuring tie-ins are respectively that the first pressure measuring tie-in, the second pressure measuring tie-in, the 3rd pressure measuring tie-in, the 4th pressure measurement connect
Head, the 5th pressure measuring tie-in, the 6th pressure measuring tie-in；
Wherein：
First electromagnetism inserting overflow valve has the first electromagnet,
Second electromagnetism inserting overflow valve has the second electromagnet,
The hydraulic fluid port side of the side of solenoid directional control valve connection binder cylinder back cavity has the 3rd electromagnet, solenoid directional control valve connection pressure
The hydraulic fluid port side of the side of material cylinder ante-chamber has the 4th electromagnet,
Electromagnetism inserting reversal valve has the 5th electromagnet,
Electromagnetism inserting unloading valve has the 6th electromagnet,
First pilot operated compound relief valve has the 7th electromagnet,
Electromagnetism inserting reversal valve has the 8th electromagnet,
Electromagnetism inserting safety valve has the 9th electromagnet,
Electromagnetism inserting reversal valve has the tenth electromagnet.
A kind of primary circuit of the hydraulic system of the box cutter with ladder compression material-pulling device：
First, power loop
A kind of hydraulic system of the box cutter with ladder compression material-pulling device drives No.1 and two using electric energy
Number two pieces motor is rotated, and motor drives No.1 and No. two two pieces high-pressure oil pumps to rotate respectively by shaft coupling, high pressure
Oil pump carries out oil suction when rotating by the pipeline connected with fuel tank, fuel-displaced by the pipeline being connected with valve block, in high-pressure oil pump
Oil-out pass through two pieces to insert check valve connection valve block overall；
It is other respectively between the oil-out and two pieces high-pressure oil pump of No.1 and No. two two pieces high-pressure oil pumps to have put the first electromagnetism
Insert overflow valve and the second electromagnetism inserting overflow valve；
2nd, binder cylinder control loop
Ante-chamber or the back cavity that the hydraulic oil of high-pressure oil pump output enters binder cylinder by solenoid directional control valve are pressed so as to control
The action of material cylinder；
Second pilot operated compound relief valve is connected in parallel in the overall back cavity pipeline with binder cylinder of valve block；
First pressure relay is provided with the back cavity pipeline of binder cylinder；
The first pressure measuring tie-in and the second pressure measuring tie-in are separately installed with the back cavity pipeline and ante-chamber channel of binder cylinder；
Three proximity switches are set at binder cylinder, and title is followed successively by the 4th proximity switch, the 5th proximity switch, the 6th connect
Nearly switch, be respectively used to after binder cylinder it is spacing, in spacing and front limit, correspond to three indicator lamps respectively, and after binder cylinder
One first pressure relay is housed in lumen；
3rd, shear cylinder control loop
The hydraulic oil of high-pressure oil pump output enters the ante-chamber control shear cylinder backhaul of shear cylinder by electromagnetism inserting reversal valve,
The back cavity control shear cylinder that the hydraulic oil of high-pressure oil pump output enters shear cylinder by electromagnetism inserting reversal valve stretches out；
The ante-chamber of electromagnetism inserting reversal valve connection shear cylinder, the back cavity of electromagnetism inserting reversal valve connection shear cylinder, electromagnetism are inserted
Dress unloading valve is parallel to shear cylinder back cavity, and the first pilot operated compound relief valve is also parallel to shear cylinder back cavity, and electromagnetism inserting safety valve is simultaneously
It is coupled to the ante-chamber of shear cylinder；
The 3rd pressure measuring tie-in and the 4th pressure measuring tie-in are separately installed with the back cavity pipeline and ante-chamber channel of shear cylinder；
Second pressure relay is provided with the back cavity pipeline of shear cylinder；
Three proximity switches are set at shear cylinder, and title is followed successively by the first proximity switch, the second proximity switch, the 3rd connect
Nearly switch, be respectively used to after shear cylinder it is spacing, in spacing and front limit, correspond to three indicator lamps respectively；
A kind of actuation cycle of the box cutter with ladder compression material-pulling device：
Treat material state：In place, binder cylinder rear indicator light is bright for the backhaul of binder cylinder, and shear cylinder backhaul in place, indicates after shear cylinder
Lamp is bright,
Add material
Binder cylinder advances, and now the first electromagnet, the second electromagnet, the 3rd electromagnet obtain electric, when pressure reaches the first pressure
During the pressure of power relay setting, binder cylinder halts,
Shear cylinder advances：This shear cylinder is F.F. at the beginning, now the first electromagnet, the second electromagnet, the 5th electromagnet,
8th electromagnet obtain it is electric, when shear cylinder advances, when pressure reaches the pressure of second pressure relay setting, now the first electromagnetism
Iron, the second electromagnet, the 5th electromagnet, the 9th electromagnet obtain electric, and now shear cylinder is changed into work from F.F. and entered, when shear cylinder advances
During to shearing front limit, material has been sheared in expression, when such as shearing material, when pressure reaches the pressure of pressure switch setting, is cut
Cylinder is cut also to stop shearing material；
Shear cylinder pressure release, now the 7th electromagnet obtain electric；
Shear cylinder retreats, now the first electromagnet, the second electromagnet, the 6th electromagnet, the 7th electromagnet, the 8th electromagnet
Must be electric, when setting shearing material attaches most importance to type material, shear cylinder stops when spacing in backing to；Material is sheared to be frivolous when setting
During material, shear cylinder stops when backing to rear spacing；
Binder cylinder retreats：Now the second electromagnet, the 4th electromagnet, the tenth electromagnet obtain electric, when set shearing material as
During heavy material, binder cylinder stops when spacing in backing to, and when setting shearing material as thin material, binder cylinder limits after backing to
Position stops,
This is an operating cycle, and after when hopper, material cutting is complete, when binder cylinder, which advances, encounters front limit, complete machine is stopped
Only.
Compared with prior art, the beneficial effects of the invention are as follows：
The hydraulic system of box cutter of the invention with ladder compression material-pulling device is with neither manually hand takes thing
Material sheared, it is not required that could be fed after waiting the material cutting inside hopper complete can continuous charging the advantages of.
Brief description of the drawings
Fig. 1 is the charging status architecture schematic diagram of the box cutter with ladder compression material-pulling device.
Fig. 2 is the binder status architecture schematic diagram of the box cutter with ladder compression material-pulling device.
Fig. 3 is the shearing condition structural representation of the box cutter with ladder compression material-pulling device.
Fig. 4 is Fig. 1 top view.
Fig. 5 is the structural representation of the ladder compression material-pulling device in Fig. 1.
Fig. 6 is the hydraulic schematic of the box cutter with ladder compression material-pulling device.
Fig. 7 is the overall schematic diagram of the valve block in Fig. 6.
Fig. 8 is the binder cylinder hydraulic control figure in Fig. 6.
Fig. 9 is the shear cylinder hydraulic control figure in Fig. 6.
The action of each magnetic valve when Figure 10 is the hydraulic system action of the box cutter with ladder compression material-pulling device
Sequence list.
Wherein：
Hydraulic oil container 1, motor 2, high-pressure oil pump 3, shaft coupling 4, the first electromagnetism inserting overflow valve 5, the inserting of the second electromagnetism
Overflow valve 6, inserting check valve 7, electromagnetism inserting reversal valve 8, electromagnetism inserting safety valve 9, electromagnetism inserting reversal valve 10, electromagnetism inserting
Unloading valve 11, the first pilot operated compound relief valve 12, solenoid directional control valve 13, the second pilot operated compound relief valve 14, proximity switch 17, pressure after
Electrical equipment 18, pressure measuring tie-in 19, pressure gauge 20
107, pressure that frame 101, hopper 102, holding pad 103, slide plate 104, hopper 105, binder cut somebody's hair 106, shearing is cut somebody's hair
Material cylinder 108, shear cylinder 109, fixed shear tool rest 110, moving shear Cutter apron 111, tapping channel 112, planker 113, planker are led
To device 114, fixed support 115, bottom plate 116, guide rod 117, induction switch device 118.
Embodiment
Referring to Fig. 1-Figure 10, a kind of box cutter with ladder compression material-pulling device of the present invention, it includes
Frame 101, the inside of frame 101 are provided with up big and down small hopper 102, and hopper 102 includes fixed dam, the fixed dam
Include the wallboard in front side, rear side and left side, the right side of the hopper 102 is provided with a moveable holding pad 103, described
Holding pad 103 is one piece of stepped plate from lower left to upper right side, and the top of frame 101 is additionally provided with oblique upper right side
Slide plate 104, slide plate 104 form feed hopper 105 with the baffle plate directly over hopper 102, and the bottom right of the hopper 102 is provided with
The binder arranged up and down cut somebody's hair 106 and shearing cut somebody's hair 107, the bottom connection binder of the holding pad 103 cut somebody's hair 106 top,
Binder cut somebody's hair 106 and shearing cut somebody's hair 107 right side be connected to for drive binder cut somebody's hair 106 and shearing cut somebody's hair 107 works horizontal stroke
To the binder cylinder 108 and shear cylinder 109 of motion, the bottom left of the hopper 102 is provided with fixed shear tool rest 110, described
Be provided with fixed shear knife on fixed shear tool rest 110, fixed shear cutter spacing cut somebody's hair in binder 106 left, the shearing pushes away
Moving shear Cutter apron 111 is provided with first 107, mobile shear knife, fixed shear tool rest are provided with moving shear Cutter apron 111
110 lower sections are provided with tapping channel 112, and tapping channel 112 is located at mobile shear knife left.As a preferred embodiment, shearing is cut somebody's hair
107 and shear cylinder 109 before and after be provided with two groups.
The top of the holding pad 103 is provided with to the right one block of planker 113, the corresponding planker 113 at the top of frame 101
Front and rear sides are provided with planker guider 114, and planker guider 114 includes upper and lower two layers and is used to award planker about 113
The spacing blend stop in surface.The binder cylinder 108 and shear cylinder 109 are arranged on a fixed support 115 jointly.The He of frame 101
Fixed support 115 may be contained within one piece of bottom plate 116.Cut somebody's hair 106 front and rear sides of the binder are provided with transverse direction
Guide rod 117, the left end of two guide rods 117 insert the corresponding guiding of the side of fixed shear tool rest 110 of frame 101 respectively
In groove, the right-hand members of two guide rods 117 respectively by the interior hexagonal of high intensity be fixed on binder cut somebody's hair 106 front and rear sides.Pressure
Flitch 103 is provided with to the right induction switch device 118.
Wherein holding pad 103 can both reduce the material in compression for stepped plate, to the pressure of hopper 102, can increase material again
Case 102, once add more materials.Before the main purpose of guide rod 117 makes binder cut somebody's hair and do not occur when being moved left and right in hopper
Afterwards, downward shift.
A kind of method of work of the box cutter with ladder compression material-pulling device is as follows：
During work, cut somebody's hair when binder and push away material to the left, stopped after reaching the pressure of default, wait shear cylinder to shear
Afterwards, and shear cylinder to the right in place after, binder cylinder is just to backhaul, and when encountering right travel switch, binder cylinder stops backhaul, and at once to
Left propulsion is in second compression material.Shearing, can continue to feed during compression.When binder cylinder, which stretches out, encounters left inductive switch, represent
Material is clipped complete in hopper, and system will be shut down, and such benefit is to avoid machine from dallying and cause the waste of the energy.
A kind of hydraulic system of the box cutter with ladder compression material-pulling device, it includes a hydraulic oil container 1, two
Part motor 2, two pieces high-pressure oil pump 3,4, the first electromagnetism inserting overflow valves, 5, the second electromagnetism insertings of two pieces shaft coupling
Overflow valve 6,7, one, two pieces inserting check valve, 9, electromagnetism insertings of electromagnetism inserting safety valve of electromagnetism inserting reversal valve 8, one
10, electromagnetism of reversal valve inserting 11, first pilot operated compound relief valves of unloading valve, 12, solenoid directional control valves 13, one the
The two binder cylinders 108 of pilot operated compound relief valve 14, one, the proximity switch 17, three of two pieces shear cylinder 109, six pressure switch 18,
Seven pressure measuring tie-ins 19 and a pressure gauge 20；
Six proximity switches 17 respectively the first proximity switch, the second proximity switch, the 3rd proximity switch, the 4th, which approach, to open
Pass, the 5th proximity switch, the 6th proximity switch；
Three pressure switches 18 are respectively first pressure relay, second pressure relay, the 3rd pressure switch；
Seven pressure measuring tie-ins 19 respectively the first pressure measuring tie-in, the second pressure measuring tie-in, the 3rd pressure measuring tie-in, the 4th pressure measurement connect
Head, the 5th pressure measuring tie-in, the 6th pressure measuring tie-in；
The model of wherein each part mentioned above is respectively a model DG32 the first electromagnetism inserting 5, types of overflow valve
Number for DG40 the second electromagnetism insert overflow valve 6, two pieces model DG40 inserting check valve 7, model DG40 electricity
8, model DG40 of magnetic inserting reversal valve 9, model DG50 of electromagnetism inserting safety valve electromagnetism inserting reversal valve
10th, the first of a model DG50 11, model DBW30A-1-5X/31.5G24NZ5L of electromagnetism inserting unloading valve is first
12, model 4WEH32E6X of conduction overflow valve 13, model DBW20A-1-5X/ of solenoid directional control valve
31.5G24NZ5L the second pilot operated compound relief valve 14.
Wherein：One the first electromagnetism inserting 5, second electromagnetism of overflow valve inserts overflow valves 6, two pieces inserts check valve 7,
One 9, one, electromagnetism inserting safety valve, 10, electromagnetism inserting off-load of electromagnetism inserting reversal valve of electromagnetism inserting reversal valve 8, one
Valve 11, first pilot operated compound relief valves, 12, solenoid directional control valves 13 and second pilot operated compound relief valve 14 are integrated in
It is overall that a valve block is formed on one total valve block.
Wherein：
First electromagnetism inserting overflow valve 5 has the first electromagnet YA1,
Second electromagnetism inserting overflow valve 6 has the second electromagnet YA2,
The hydraulic fluid port side that solenoid directional control valve 13 connects the side of binder cylinder back cavity has the 3rd electromagnet YA3, solenoid directional control valve
The hydraulic fluid port side of the side of 13 connection binder cylinder ante-chambers has the 4th electromagnet YA4,
Electromagnetism inserting reversal valve 10 has the 5th electromagnet YA5,
Electromagnetism inserting unloading valve 11 has the 6th electromagnet YA6,
First pilot operated compound relief valve 12 has the 7th electromagnet YA7,
Electromagnetism inserting reversal valve 8 has the 8th electromagnet YA8,
Electromagnetism inserting safety valve 9 has the 9th electromagnet YA9,
Electromagnetism inserting reversal valve 10 has the tenth electromagnet YA10.
A kind of primary circuit of the hydraulic system of the box cutter with ladder compression material-pulling device：
First, power loop
A kind of hydraulic system of the box cutter with ladder compression material-pulling device drives No.1 and two using electric energy
Number two pieces motor 2 is rotated, and motor 2 drives No.1 and No. two two pieces high-pressure oil pumps 3 to rotate respectively by shaft coupling 4,
High-pressure oil pump 3 carries out oil suction when rotating by the pipeline connected with fuel tank 1, fuel-displaced by the pipeline being connected with valve block, in height
The oil-out of pressure oil pump 3 inserts the connection valve block of check valve 7 entirety by two pieces, avoids two pieces high-pressure oil pump 3 from starting and working
In mutually interfere；Pressure gauge 20 is provided with oil circuit between two pieces inserting check valve 7；
It is other respectively between the oil-out and two pieces high-pressure oil pump 3 of No.1 and No. two two pieces high-pressure oil pumps 3 to have put the first electricity
Magnetic inserting overflow valve 5 and second electromagnetism inserting overflow valve 6, can make high pressure in follow-up actuation cycle by automatically controlled mode
The off-load of oil pump 3.
2nd, binder cylinder control loop
The hydraulic oil that high-pressure oil pump 3 exports by solenoid directional control valve 13 enter ante-chamber or the back cavity of binder cylinder 108 so as to
Control the action of binder cylinder 108；
1st, the second pilot operated compound relief valve 14 is connected in parallel in the back cavity pipeline of valve block entirety and binder cylinder 108, in binder
Cylinder shares the flow of solenoid directional control valve 13 when retreating, the back pressure in reduction system, caloric value in pipeline is reduced, so as to reduce oil
Temperature, system is more smoothly run, reduce cooling power.
2nd, first pressure relay is provided with the back cavity pipeline of binder cylinder 108, different scale values, generation can be set
The different pressure value of table, when pressure reaches setting value in pipeline, pressure switch feeds back electric signal to PLC control system, is
System sends the control signal of the reversal valve corresponding to signal cut binder cylinder, binder cylinder is made corresponding reflection.
3rd, the first pressure measuring tie-in is separately installed with the back cavity pipeline and ante-chamber channel of binder cylinder 108 and the second pressure measurement connects
Head, the pressure being easy in signal piping at any time, make the maintenance of this hydraulic system more convenient.
The 4th, three proximity switches 17 are set at binder cylinder, using this electric elements of proximity switch, title is followed successively by the
Four proximity switch LS4, the 5th proximity switch LS5, the 6th proximity switch LS6 be respectively used to after binder cylinder it is spacing, in it is spacing and
Front limit, three indicator lamps are corresponded to respectively, and a first pressure relay is housed after binder cylinder in lumen.
It is used for herein equipped with so more proximity switches spacing, and PLC program is combined, and binder cylinder is had two on startup
Individual high-pressure oil pump fuel feeding, pushes ahead binder cylinder, when reaching the pressure of pressure switch setting, before binder cylinder stops
Enter, now, binder cylinder pushes down material, waits shear cylinder to be sheared.When being not reaching to the pressure of setting, before binder cylinder continues
Enter, encounter front limit, show there is no material in machine hopper, machine is automatically stopped.Machine dry run can be so avoided, wave
Take energy consumption.Wanted when carrying out shearing heavy material, it is spacing after may be selected, and say spacing place after binder cylinder is fallen back on, binder cylinder
Stop retreating, spacing in may be selected when carrying out shearing thin material, this setting can be realized by operating screen to operate.
The electromagnet that solenoid directional control valve 13 passes through two ends obtains electric and dead electricity to control moving forward and backward for binder cylinder.
3rd, shear cylinder control loop
The ante-chamber control shear cylinder that the hydraulic oil that high-pressure oil pump 3 exports enters shear cylinder by electromagnetism inserting reversal valve 8 returns
Journey, the back cavity control shear cylinder that the hydraulic oil that high-pressure oil pump 3 exports enters shear cylinder by electromagnetism inserting reversal valve 10 stretch out；
1st, electromagnetism inserting reversal valve 8 connects the ante-chamber of shear cylinder, and electromagnetism inserting reversal valve 10 connects the back cavity of shear cylinder, electricity
Magnetic inserting unloading valve 11 is parallel to shear cylinder back cavity, and electromagnetism inserting unloading valve 11, which is used to sharing electromagnetism during shear cylinder backhaul to insert, to be changed
To the flow of valve 10, the back pressure of system is reduced, reduces the caloric value of pipeline.First pilot operated compound relief valve 12 is also parallel to shear cylinder
Back cavity, the first pilot operated compound relief valve 12 are mainly used in pressure release during shear cylinder commutation, and high pressure is to valve block, oil when reducing system commutation
Cylinder, the impact of pipeline, reduce noise.Electromagnetism inserting safety valve 9 is parallel to the ante-chamber of shear cylinder, this valve be used for shear cylinder F.F. and
The conversion of slow-motion.
2nd, the 3rd pressure measuring tie-in and the 4th pressure measuring tie-in are separately installed with the back cavity pipeline and ante-chamber channel of shear cylinder,
The pressure being easy in signal piping at any time.Make the maintenance of this hydraulic system more convenient.
3rd, second pressure relay is provided with the back cavity pipeline of shear cylinder, different scale values can be set, represented
Different pressure values, when pressure reaches setting value in pipeline, second pressure relay feedback electric signal to PLC control system,
System sends the control signal that signal cut binder cylinder controls corresponding reversal valve, binder cylinder is made corresponding reflection.
The 4th, three proximity switches 17 are set at shear cylinder, using this electric elements of proximity switch, title is followed successively by the
One proximity switch LS1, the second proximity switch LS2, the 3rd proximity switch LS3 be respectively used to after shear cylinder it is spacing, in it is spacing and
Front limit, three indicator lamps are corresponded to respectively.
A kind of actuation cycle of the box cutter with ladder compression material-pulling device：
1st, material state is treated：In place, binder cylinder rear indicator light is bright for the backhaul of binder cylinder.Shear cylinder backhaul in place, refers to after shear cylinder
Show that lamp is bright.
2nd, material is added
3rd, binder cylinder advances, and now YA1, YA2, YA3 are obtained electric, when pressure reaches the pressure of first pressure relay setting
When, binder cylinder halts.
4th, shear cylinder advances：This shear cylinder is F.F. at the beginning, and now YA1, YA2, YA5, YA8 are obtained electric, before shear cylinder
When entering, pressure reach second pressure relay setting pressure when, now YA1, YA2, YA5, YA9 are obtained electric, now shear cylinder by
F.F. is changed into work and entered.When shear cylinder proceeds to shearing front limit LS3, material has been sheared in expression.When such as shearing material, pressure reaches
To pressure switch 3 set pressure when, shear cylinder also stop shear material.
Shear cylinder pressure release, now YA7 obtain electric.
Shear cylinder retreats, and now YA1, YA2, YA6, YA7, YA8 obtain electric.When setting shearing material attaches most importance to type material, cut
Stop when cutting spacing LS2 during cylinder backs to；When setting shearing material as thin material, shear cylinder stops when backing to rear spacing LS1
Only.
Binder cylinder retreats：Now YA2, YA4, YA10 are obtained electric, and when setting shearing material attaches most importance to type material, binder cylinder retreats
Stop during to LS5, when setting shearing material as thin material, binder cylinder backs to LS4 stoppings.
This is an operating cycle, whole when binder cylinder, which advances, meets front limit LS6 after when hopper, material cutting is complete
Machine stops.
It the above is only the concrete application example of the present invention, protection scope of the present invention be not limited in any way.All uses
Equivalent transformation or equivalent replacement and the technical scheme formed, all fall within rights protection scope of the present invention.
Claims (2)
1. a kind of hydraulic system of the box cutter with ladder compression material-pulling device, it is characterised in that it includes a hydraulic pressure
Fuel tank (1), two pieces motor (2), two pieces high-pressure oil pump (3), two pieces shaft coupling (4), the first electromagnetism inserting overflow valve
(5), the second electromagnetism inserting overflow valve (6), two pieces inserting check valve (7), electromagnetism inserting reversal valve (8), an electricity
Magnetic inserting safety valve (9), an electromagnetism inserting reversal valve (10), electromagnetism inserting unloading valve (11), first pilot-operated type
Overflow valve (12), a solenoid directional control valve (13), second pilot operated compound relief valve (14), binder cylinder (108), a two pieces are cut
Cut cylinder (109), six proximity switches (17), three pressure switches (18), seven pressure measuring tie-ins (19) and a pressure gauge
(20)；
Wherein：One the first electromagnetism inserting overflow valve (5), the second electromagnetism inserting overflow valve (6), two pieces inserting check valve
(7), an electromagnetism inserting reversal valve (8), an electromagnetism inserting safety valve (9), electromagnetism inserting reversal valve (10), an electricity
Magnetic inserting unloading valve (11), first pilot operated compound relief valve (12), a solenoid directional control valve (13) and second guide
Formula overflow valve (14), which is integrated on a total valve block, forms a valve block entirety；
Six proximity switches (17) are respectively the first proximity switch, the second proximity switch, the 3rd proximity switch, the 4th close to opening
Pass, the 5th proximity switch, the 6th proximity switch；
Three pressure switches (18) are respectively first pressure relay, second pressure relay, the 3rd pressure switch；
Seven pressure measuring tie-ins (19) are respectively that the first pressure measuring tie-in, the second pressure measuring tie-in, the 3rd pressure measuring tie-in, the 4th pressure measurement connect
Head, the 5th pressure measuring tie-in, the 6th pressure measuring tie-in；
Wherein：
First electromagnetism inserting overflow valve (5) has the first electromagnet,
Second electromagnetism inserting overflow valve (6) has the second electromagnet,
The hydraulic fluid port side of the side of solenoid directional control valve (13) connection binder cylinder back cavity has the 3rd electromagnet, and solenoid directional control valve (13) is even
The hydraulic fluid port side of the side of logical binder cylinder ante-chamber has the 4th electromagnet,
Electromagnetism inserting reversal valve (10) has the 5th electromagnet,
Electromagnetism inserting unloading valve (11) has the 6th electromagnet,
First pilot operated compound relief valve (12) has the 7th electromagnet,
Electromagnetism inserting reversal valve (8) has the 8th electromagnet,
Electromagnetism inserting safety valve (9) has the 9th electromagnet,
Electromagnetism inserting reversal valve (10) has the tenth electromagnet.
2. a kind of hydraulic system of box cutter with ladder compression material-pulling device according to claim 1, hydraulic pressure
The primary circuit of system：
First, power loop
A kind of hydraulic system of the box cutter with ladder compression material-pulling device drives No.1 and No. two two using electric energy
Part motor (2) is rotated, and motor (2) drives No.1 and No. two two pieces high-pressure oil pumps (3) to turn respectively by shaft coupling (4)
Dynamic, high-pressure oil pump (3) carries out oil suction when rotating by the pipeline connected with fuel tank (1), is gone out by the pipeline being connected with valve block
Oil, check valve (7) connection valve block entirety is inserted by two pieces in the oil-out of high-pressure oil pump (3)；
It is other respectively between the oil-out and two pieces high-pressure oil pump (3) of No.1 and No. two two pieces high-pressure oil pumps (3) to have put the first electricity
Magnetic inserting overflow valve (5) and the second electromagnetism inserting overflow valve (6)；
2nd, binder cylinder control loop
High-pressure oil pump (3) output hydraulic oil by solenoid directional control valve (13) enter binder cylinder (108) ante-chamber or back cavity from
And control the action of binder cylinder (108)；
Second pilot operated compound relief valve (14) is connected in parallel in the overall back cavity pipeline with binder cylinder (108) of valve block；
First pressure relay is provided with the back cavity pipeline of binder cylinder (108)；
The first pressure measuring tie-in and the second pressure measuring tie-in are separately installed with the back cavity pipeline and ante-chamber channel of binder cylinder (108)；
Three proximity switches (17) are set at binder cylinder, and title is followed successively by the 4th proximity switch, the 5th proximity switch, the 6th connect
Nearly switch, be respectively used to after binder cylinder it is spacing, in spacing and front limit, correspond to three indicator lamps respectively, and after binder cylinder
One first pressure relay is housed in lumen；
3rd, shear cylinder control loop
The ante-chamber control shear cylinder that the hydraulic oil of high-pressure oil pump (3) output enters shear cylinder by electromagnetism inserting reversal valve (8) returns
Journey, the hydraulic oil of high-pressure oil pump (3) output are stretched by the back cavity control shear cylinder of electromagnetism inserting reversal valve (10) into shear cylinder
Go out；
The ante-chamber of electromagnetism inserting reversal valve (8) connection shear cylinder, the back cavity of electromagnetism inserting reversal valve (10) connection shear cylinder, electromagnetism
Inserting unloading valve (11) is parallel to shear cylinder back cavity, and the first pilot operated compound relief valve (12) is also parallel to shear cylinder back cavity, and electromagnetism is inserted
Dress safety valve (9) is parallel to the ante-chamber of shear cylinder；
The 3rd pressure measuring tie-in and the 4th pressure measuring tie-in are separately installed with the back cavity pipeline and ante-chamber channel of shear cylinder；
Second pressure relay is provided with the back cavity pipeline of shear cylinder；
Three proximity switches (17) are set at shear cylinder, and title is followed successively by the first proximity switch, the second proximity switch, the 3rd connect
Nearly switch, be respectively used to after shear cylinder it is spacing, in spacing and front limit, correspond to three indicator lamps respectively；
A kind of actuation cycle of the box cutter with ladder compression material-pulling device：
Treat material state：In place, binder cylinder rear indicator light is bright for the backhaul of binder cylinder, and in place, shear cylinder rear indicator light is bright for shear cylinder backhaul,
Add material
Binder cylinder advance, now the first electromagnet, the second electromagnet, the 3rd electromagnet obtain electric, when pressure reach first pressure after
During the pressure of electrical equipment setting, binder cylinder halts,
Shear cylinder advances：This shear cylinder is F.F. at the beginning, now the first electromagnet, the second electromagnet, the 5th electromagnet, the 8th
Electromagnet obtain it is electric, when shear cylinder advances, pressure reach second pressure relay setting pressure when, now the first electromagnet,
Second electromagnet, the 5th electromagnet, the 9th electromagnet obtain electric, and now shear cylinder is changed into work from F.F. and entered, when shear cylinder proceeds to
When shearing front limit, material has been sheared in expression, when such as shearing material, when pressure reaches the pressure of pressure switch setting, and shearing
Cylinder also stops shearing material；
Shear cylinder pressure release, now the 7th electromagnet obtain electric；
Shear cylinder retreats, and now the first electromagnet, the second electromagnet, the 6th electromagnet, the 7th electromagnet, the 8th electromagnet obtain
Electricity, when setting shearing material attaches most importance to type material, shear cylinder stops when spacing in backing to；Material is sheared as thin material when setting
When, shear cylinder stops when backing to rear spacing；
Binder cylinder retreats：Now the second electromagnet, the 4th electromagnet, the tenth electromagnet obtain electric, when setting shearing material is attached most importance to type
During material, binder cylinder stops when spacing in backing to, and when setting shearing material as thin material, binder cylinder backs to rear spacing stop
Only,
This is an operating cycle, and after when hopper, material cutting is complete, when binder cylinder, which advances, encounters front limit, complete machine stops.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711007208.6A CN107605871B (en) | 2017-10-20 | 2017-10-20 | Hydraulic system of box-type shearing machine with stepped compression type pushing device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711007208.6A CN107605871B (en) | 2017-10-20 | 2017-10-20 | Hydraulic system of box-type shearing machine with stepped compression type pushing device |
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| CN107605871B CN107605871B (en) | 2023-11-14 |
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| CN111022394A (en) * | 2019-11-19 | 2020-04-17 | 一汽解放汽车有限公司 | Hydraulic integrated system |
| CN114251318A (en) * | 2021-12-21 | 2022-03-29 | 江苏高德液压机械有限公司 | Rapid box type shearing machine and working method thereof |
| CN117948310A (en) * | 2024-03-25 | 2024-04-30 | 四平市顺邦农机制造有限公司 | Hydraulic system, hydraulic method and switching method of straw feed bundling machine |
| CN117948310B (en) * | 2024-03-25 | 2024-05-31 | 四平市顺邦农机制造有限公司 | Hydraulic system, hydraulic method and switching method of straw feed bundling machine |
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| CN114251318B (en) * | 2021-12-21 | 2023-12-19 | 江苏高德液压机械有限公司 | Quick box-type shearing machine and working method thereof |
| CN117948310A (en) * | 2024-03-25 | 2024-04-30 | 四平市顺邦农机制造有限公司 | Hydraulic system, hydraulic method and switching method of straw feed bundling machine |
| CN117948310B (en) * | 2024-03-25 | 2024-05-31 | 四平市顺邦农机制造有限公司 | Hydraulic system, hydraulic method and switching method of straw feed bundling machine |
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