CN209100404U - A kind of Double-station horizontal plate shearing machine and its hydraulic system - Google Patents
A kind of Double-station horizontal plate shearing machine and its hydraulic system Download PDFInfo
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- CN209100404U CN209100404U CN201821948476.8U CN201821948476U CN209100404U CN 209100404 U CN209100404 U CN 209100404U CN 201821948476 U CN201821948476 U CN 201821948476U CN 209100404 U CN209100404 U CN 209100404U
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- 238000010008 shearing Methods 0.000 title claims abstract description 56
- 239000002828 fuel tank Substances 0.000 claims abstract description 38
- 239000011230 binding agent Substances 0.000 claims description 60
- 238000005242 forging Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 89
- 239000007788 liquid Substances 0.000 description 13
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 238000005520 cutting process Methods 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 238000012163 sequencing technique Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010727 cylinder oil Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses a kind of Double-station horizontal plate shearing machine and its hydraulic systems, belong to forging machine tool technical field.The hydraulic system of the Double-station horizontal plate shearing machine of the utility model, including fuel tank, oil pump, electro-hydraulic reversing valve, left master cylinder, left secondary cylinder, right master cylinder and right secondary cylinder, wherein the oil inlet of oil pump is connected with fuel tank, on the one hand its oil outlet is connected with the P of electro-hydraulic reversing valve mouth, be on the other hand connected by electromagnetic relief valve with fuel tank；The A mouth of the electro-hydraulic reversing valve is connected with the rodless cavity of left master cylinder, its B mouthfuls is connected with the rodless cavity of right master cylinder, the rod chamber of left master cylinder and right master cylinder is respectively corresponded to be connected with the rodless cavity of left secondary cylinder, right secondary cylinder, and the rod chamber of left secondary cylinder, right secondary cylinder is connected with the oil inlet of electromagnetic relief valve.Horizontal plate shearing machine is cooperated using the hydraulic system of the utility model, it can be achieved that the accurate shearing of two aerofoils to automotive frame, and its structure is simple, it is at low cost.
Description
Technical field
The invention belongs to plate shearing machine technical field, more specifically to a kind of Double-station horizontal plate shearing machine and its hydraulic
System.
Background technique
Plate shearing machine (English name: plate shears；Guillotine shear) belong to one of metal forming machinery, be
It is done reciprocating linear motion with a blade relative to another blade and shears the machine of plate, mainly by means of the cutter of movement
Shearing force is applied to the sheet metal of various thickness, makes plate by required using reasonable gap blade with fixed bottom knife
The size fracture separation wanted.Currently, plate shearing machine is widely used in aviation, light industry, metallurgy, chemical industry, building, ship, automobile, electricity
The industries such as power, electric appliance, decoration.
Shearing is carried out to automotive frame usually using plate shearing machine in the prior art, automotive frame is usually U-type groove steel
Structure, two sides include straightway and tilting section both ends, and existing cutter is usually vertical structure, using this vertical
When shearing machining U-type groove steel, need first to process straightway thereon, then after U-type groove steel is rotated certain angle, reprocessing
Tilting section thereon.Therefore, manufacturing procedure is more, and processing efficiency is low, is not able to satisfy the process requirements of enterprise.
Based on the above deficiency, applicant have developed a kind of Double-station horizontal plate shearing machine (application No. is
201010605818.8), this application is optimized by the structure to horizontal plate shearing machine, the blade of fixed blade and
The shape of movable blades blade is consistent with the notch of U-type groove steel side, thus can the two sides to U-type groove steel carry out one respectively
Secondary property excision forming, cutting efficiency are higher；Meanwhile this application passes through the setting of double-shear station, automotive frame peace to be formed
The processing of its processing and forming can be completed by putting after fixing, without overturning or readjusting the position of U-type groove steel.But using existing
There is hydraulic system of cutting machine to be usually unable to satisfy the demand of the horizontal plate shearing machine double-station shearing, it is therefore desirable to which two sets of independences are set
Hydraulic system, control the shear action of different station respectively by two sets of hydraulic systems, hydraulic system structure is complex, at
This is higher.
Through retrieving, the application case that Chinese Patent Application No. is 201810367455.5 discloses a kind of multistation punching production
The hydraulic system of line, the hydraulic system of this application, comprising: fuel tank, oil pump, inserted valve, the first overflow valve, the first solenoid valve,
Second solenoid valve, the second overflow valve, third solenoid valve, third overflow valve, first pressure relay, the 4th solenoid valve, the second pressure
Power relay, accumulator, several oil cylinder solenoid valves, several oil cylinders；Oil pump passes through piping connection fuel tank；Oil pump passes through hydraulic circuit
Connect inserted valve, first pressure relay, the 4th solenoid valve, each oil cylinder solenoid valve；Inserted valve passes through control fluid path connection first
Overflow valve and the first solenoid valve；Inserted valve connects second solenoid valve and the second overflow valve by control fluid path；Inserted valve passes through control
Fluid path connection third solenoid valve and third overflow valve processed；4th solenoid valve connects second pressure relay by hydraulic circuit, stores
The cavity of resorption of energy device and each oil cylinder；Each oil cylinder solenoid valve passes through the epicoele that hydraulic circuit connects corresponding each oil cylinder respectively.Using
The punching press control of multiple punch may be implemented in the hydraulic system of this application, but it needs to be arranged multiple solenoid valves respectively to different punchings
The press work of head is controlled.
Summary of the invention
1. technical problems to be solved by the inivention
It is an object of the invention to overcome to be difficult to meet horizontal plate shearing machine double-station using existing hydraulic system of cutting machine to cut
Be essential the deficiency asked, and provides a kind of Double-station horizontal plate shearing machine and its hydraulic system.Use technical solution of the present invention can be with
Horizontal plate shearing machine is realized to the accurate shearing at left and right sides of automotive frame, and its hydraulic system structure is simple, and cost is relatively low.
2. technical solution
In order to achieve the above objectives, technical solution provided by the invention are as follows:
First, a kind of hydraulic system of Double-station horizontal plate shearing machine of the invention, including fuel tank, oil pump, electro-hydraulic reversing valve,
Left master cylinder, left secondary cylinder, right master cylinder and right secondary cylinder, wherein the oil inlet of oil pump is connected with fuel tank, oil outlet one side with it is electro-hydraulic
The P mouth of reversal valve is connected, and is on the other hand connected by electromagnetic relief valve with fuel tank；The A mouth and left master cylinder of the electro-hydraulic reversing valve
Rodless cavity be connected, B mouthfuls are connected with the rodless cavity of right master cylinder, and the rod chamber of left master cylinder and right master cylinder respectively corresponds and left secondary
Cylinder, the rodless cavity of right secondary cylinder are connected, and the rod chamber of left secondary cylinder, right secondary cylinder is connected with the oil inlet of electromagnetic relief valve.
Further, it is unidirectional to be equipped with first for the pipeline between the A mouth and left master cylinder rodless cavity of the electro-hydraulic reversing valve
Sequence valve is equipped with the second one way sequence valve between the B mouth and right master cylinder rodless cavity of electro-hydraulic reversing valve.
It further, further include binder cylinder, which includes left side binder cylinder, right side binder cylinder, upper left binder cylinder
With upper right binder cylinder, wherein upper left binder cylinder and upper right binder cylinder are connected with the A of electro-hydraulic reversing valve mouth, B mouthfuls respectively, left side binder
Cylinder, right side binder cylinder are connected with the oil outlet of the first one way sequence valve and the second one way sequence valve respectively.
Further, the oil outlet of the oil pump also respectively with the first solenoid directional control valve, the second solenoid directional control valve into
Hydraulic fluid port is connected, the first solenoid directional control valve, the second solenoid directional control valve oil outlet be connected with fuel tank, and first solenoid directional control valve
Oil-control mouth is connected with the rod chamber of the rod chamber of left master cylinder, left secondary cylinder, the oil-control mouth of the second solenoid directional control valve and having for right master cylinder
Rod cavity, the rodless cavity of right secondary cylinder are connected.
Further, needle is additionally provided on the pipeline between the oil outlet of the oil pump and left secondary cylinder, right secondary cylinder rod chamber
Type valve and accumulator.
Further, the T mouth of the electro-hydraulic reversing valve is connected with fuel tank, and the oil inlet of oil pump passes through oil filter and oil
Case is connected, and the oil pump is connected with motor driven.
Further, the oil outlet of the oil pump is connected with pressure gauge and pressure meter switch.
Second, a kind of Double-station horizontal plate shearing machine of the invention, including above-mentioned hydraulic system.
3. beneficial effect
Using technical solution provided by the invention, compared with prior art, there is following remarkable result:
(1) hydraulic system of a kind of Double-station horizontal plate shearing machine of the invention, including fuel tank, oil pump, electro-hydraulic reversing valve, a left side
Master cylinder, left secondary cylinder, right master cylinder and right secondary cylinder, the present invention are horizontal so as to meet by optimizing to hydraulic system
The shear demand of double-station plate shearing machine, and it can be divided by one group of motor pump and a three-position four-way valve (electro-hydraulic reversing valve)
The shearing of left and right two group oil cylinder and four movements of return are not controlled, and the hydraulic system structure is simple, and cost is relatively low, realizes
Horizontal plate shearing machine is to the accurate shearing at left and right sides of automotive frame.
(2) hydraulic system of a kind of Double-station horizontal plate shearing machine of the invention, using an accumulator for two groups of left and right oil
Cylinder return, the size so as to effectively ensure two group oil cylinder return power is identical, and then can guarantee that equipment run action is more assisted
It adjusts reliable；In addition, the present invention is optimized by the structure to hydraulic system, it thereby may be ensured that two group oil cylinder shearing works not
It carries out simultaneously, there is interlock function, and then on the one hand advantageously ensure that shear effect, on the other hand can also effectively prevent because storing
Energy device influences oil cylinder return for shortage of oil.
(3) hydraulic system of a kind of Double-station horizontal plate shearing machine of the invention, two group oil cylinder shear action Shi Junyou of left and right
Upper binder is given respectively with side pressure material oil cylinder to be sheared workpiece in both directions and is positioned, and first pressure presses side above again when binder,
Back tool rest just carries out shearing work to lateral pressing in place, and the fixed fastness of workpiece, is conducive to when so as to effectively improve shearing
Guarantee shearing quality.Meanwhile when needing to carry out the shearing of right knife rest, left knife rest elder generation return, to upper right binder cylinder and right side binder
Rear right knife rest just starts shearing work to cylinder working in place, to meet the sequencing that first backhaul is sheared again.
(4) a kind of Double-station horizontal plate shearing machine of the invention, by being optimized to its hydraulic system, so as to
Meets the needs of automotive frame double-station shearing, hydraulic system structure design used is simple, and cost is relatively low, and can effectively ensure that
The shear precision of automotive frame two sides.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the hydraulic system of Double-station horizontal plate shearing machine of the invention.
Label declaration in schematic diagram:
1, oil filter；2, oil pump；3, motor；4, pressure gauge；5, pressure meter switch；6, the first solenoid directional control valve；701, left
Side pressure material cylinder；702, right side binder cylinder；801, the first one way sequence valve；802, the second one way sequence valve；901, left master cylinder；902,
Left secondary cylinder；903, right master cylinder；904, right secondary cylinder；10, needle valve；11, accumulator；12, electro-hydraulic reversing valve；13, electromagnetic relief valve；
1401, upper left binder cylinder；1402, upper right binder cylinder；15, the second solenoid directional control valve.
Specific embodiment
To further appreciate that the contents of the present invention, now in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment 1
As shown in Figure 1, a kind of hydraulic system of Double-station horizontal plate shearing machine of the present embodiment, including fuel tank 16, oil pump 2,
Electro-hydraulic reversing valve 12, left master cylinder 901, left secondary cylinder 902, right master cylinder 903 and right secondary cylinder 904, the wherein oil inlet and fuel tank of oil pump 2
16 are connected, on the one hand oil outlet is connected with the P of electro-hydraulic reversing valve 12 mouth, on the other hand pass through electromagnetic relief valve 13 and fuel tank 16
It is connected；The A mouth of the electro-hydraulic reversing valve 12 is connected with the rodless cavity of left master cylinder 901, B mouthfuls with the rodless cavity phase of right master cylinder 903
Even, the rod chamber of left master cylinder 901 and right master cylinder 903 is respectively corresponded is connected with the rodless cavity of left secondary cylinder 902, right secondary cylinder 904, and left
Secondary cylinder 902, right secondary cylinder 904 rod chamber be connected with the oil inlet of electromagnetic relief valve 13, and the oil outlet of oil pump 2 and left secondary cylinder
902, (oil inlet and left secondary cylinder 902 of electromagnetic relief valve 13,904 rod chamber of right secondary cylinder of the pipeline between 904 rod chamber of right secondary cylinder
Between pipeline) on be additionally provided with needle valve 10 and accumulator 11.The A mouth of the electro-hydraulic reversing valve 12 and left 901 rodless cavity of master cylinder
Between pipeline be equipped with the first one way sequence valve 801, be equipped between 903 rodless cavity of B mouth and right master cylinder of electro-hydraulic reversing valve 12
The T mouth of second one way sequence valve 802, the electro-hydraulic reversing valve 12 is connected with fuel tank 16, and the oil inlet of oil pump 2 passes through oil filter
1 is connected with fuel tank 16, and the oil pump 2 is connected with the driving of motor 3.
The hydraulic system of the present embodiment further includes binder cylinder, which includes side pressure material cylinder (left side binder cylinder 701, the right side
Side pressure material cylinder 702) and upper binder cylinder (upper left binder cylinder 1401 and upper right binder cylinder 1402), wherein upper left binder cylinder 1401 and the right side
Upper binder cylinder 1402 is connected with the A of electro-hydraulic reversing valve 12 mouth, B mouthfuls respectively, left side binder cylinder 701, right side binder cylinder 702 respectively with
The oil outlet of first one way sequence valve 801 and the second one way sequence valve 802 is connected.Above-mentioned left side binder cylinder 701, right side binder cylinder
702, upper left binder cylinder 1401 and upper right binder cylinder 1402 are Self-resetting spring cylinder, and the supercharging pressure of accumulator 11 is greater than a left side
The spring restoring force of side pressure material cylinder 701 and right side binder cylinder 702.
The oil outlet of the oil pump 2 also oil inlet with the first solenoid directional control valve 6, the second solenoid directional control valve 15 respectively in the present embodiment
Mouthful be connected, the first solenoid directional control valve 6, the second solenoid directional control valve 15 oil outlet be connected with fuel tank 16, and the first electromagnetic switch
The oil-control mouth of valve 6 is connected with the rod chamber of the rod chamber of left master cylinder 901, left secondary cylinder 902, the oil-control mouth of the second solenoid directional control valve 15
It is connected with the rodless cavity of the rod chamber of right master cylinder 903, right secondary cylinder 904.
Embodiment 2
A kind of hydraulic system of Double-station horizontal plate shearing machine of the present embodiment, structure is substantially with embodiment 1, further
, the oil outlet of the oil pump 2 is connected with pressure gauge 4 and pressure meter switch 5.A kind of Double-station horizontal shear of the present embodiment
Machine, including above-mentioned hydraulic system.
A kind of application of Double-station horizontal plate shearing machine of the present embodiment cooperates a whole set of at valve by one group of motor pump
The combination of group, realizes the movement respectively of horizontal plate shearing machine left knife rest and right knife rest, realizes horizontal plate shearing machine to automotive frame
The accurate shearing of the left and right sides, specifically includes the following steps:
Step 1: accumulator repairing
Start motor 3, oil pump 2, YV1 obtain it is electric, at this time the control mouth of electromagnetic relief valve 13 disconnect fuel tank rise common overflow
Valve action, the oil liquid that oil pump 3 is confessed is directly entered 11 lower part of accumulator through needle valve 10, when pressure reaches specified size, closes
Needle valve 10 is closed, 11 repairing of accumulator finishes；
Step 2: left cylinder repairing and oil extraction
(a) repairing: YV1, YV4 obtain electric, and the control mouth of electromagnetic relief valve 13, which disconnects fuel tank and plays common overflow valve, at this time makees
With the first solenoid directional control valve 6 connects oil circuit, and the oil liquid that oil pump 3 is confessed is directly entered left master cylinder 901 through the first solenoid directional control valve 6
Rod chamber and left secondary cylinder 902 rodless cavity, realize repairing；
(b) oil extraction: bYV1 power loss, YV4 obtain it is electric, at this time electromagnetic relief valve 13 control mouth connect fuel tank rise unloading valve make
With the first solenoid directional control valve 6 connects oil circuit, and the oil liquid in the rod chamber of left master cylinder 901 and the rodless cavity of left secondary cylinder 902 is through electromagnetism
Overflow valve 13 directly returns to fuel tank；
Step 3: left knife rest is sheared
YV1, YV2 obtain it is electric, at this time the control mouth of electromagnetic relief valve 13 disconnect fuel tank rise common overflow valve action, it is electro-hydraulic to change
Oil circuit is connected to the right position of valve 12, the oil liquid that oil pump 3 is confessed enters upper left binder cylinder 1401, upper left binder through electro-hydraulic reversing valve 12
The movement of 1401 binder of cylinder, pressure continue to increase, and after reaching pressure set by the first one way sequence valve 801, oil liquid is through first
One way sequence valve 801 is directly entered the rodless cavity of left side binder cylinder 701 and left master cylinder 901, since the supercharging pressure of accumulator is big
In the spring restoring force of side pressure material cylinder, therefore after the movement in place of 701 binder of left side binder cylinder, left knife rest carries out shear action again, left
The oil liquid of secondary 902 rod chamber of cylinder is stored in accumulator 11, makees backhaul use；
Step 4: left knife rest backhaul
YV1 power loss, YV2 obtain it is electric, at this time electromagnetic relief valve 13 control mouth connect fuel tank 16 play off-load valve action, knife rest
After completing shear action, the potential energy release that accumulator 11 stores, pressure oil enters 902 rod chamber of left secondary cylinder, and left master cylinder 901 is without bar
The oil liquid of chamber returns to fuel tank 16, tool rest return stroke through the first one way sequence valve 801, electro-hydraulic reversing valve 12 and electromagnetic relief valve 13；This
When left side binder cylinder 701, upper left binder cylinder 1401 pressure oil also return to fuel tank through electro-hydraulic reversing valve 12 and electromagnetic relief valve 13,
Binder cylinder pressure release backhaul；
Step 5: right cylinder repairing and oil extraction
(a) repairing: YV1, YV5 obtain it is electric, at this time 3 control mouth of electromagnetic relief valve disconnect fuel tank rise common overflow valve action,
Second solenoid directional control valve 15 connects oil circuit, and the oil liquid that oil pump 3 is confessed is directly entered right master cylinder 903 through the second solenoid directional control valve 15
The rodless cavity of rod chamber and right secondary cylinder 904, realizes repairing；
(b) oil extraction: YV1 power loss, YV5 obtain electric, the fuel tank off-load valve action of 3 control mouth of electromagnetic relief valve connection at this time, the
Two solenoid directional control valves 15 connect oil circuit, and the oil liquid in 904 rodless cavity of right 903 rod chamber of master cylinder and right secondary cylinder is through electromagnetic relief valve 13
Directly return to fuel tank；
Step 6: right knife rest shearing
YV1, YV3 obtain it is electric, at this time 13 control mouth of electromagnetic relief valve disconnect fuel tank rise common overflow valve action, electro-hydraulic commutation
Oil circuit is connected in 12 left position of valve, and the oil liquid that oil pump 3 is confessed enters upper right binder cylinder 1402, upper right binder cylinder through electro-hydraulic reversing valve 12
The movement of 1402 binders, pressure continues to increase, and after reaching pressure set by the second one way sequence valve 802, oil liquid is single through second
Right side binder cylinder 702 and 903 rodless cavity of right master cylinder, the movement of 702 binder of right side binder cylinder, and the right side are directly entered to sequence valve 802
Side tool post completes shear action, and the oil liquid in right pair 904 rod chamber of cylinder is stored in accumulator 11, makees backhaul use；When electro-hydraulic
After the YV3 work once electrified of reversal valve 12, since left master cylinder is without bar category drain charge state, under the action of by accumulator 11, left knife
Frame elder generation return, and right knife rest will wait upper rights binder cylinder and right side binder cylinder working just to start shearing work after in place, to meet
The sequencing that first backhaul is sheared again.
Step 7: right tool rest return stroke
YV1 power loss, YV3 obtain it is electric, at this time 13 control mouth of electromagnetic relief valve connect fuel tank rise off-load valve action, knife rest completion cut
After cutting movement, the potential energy release that accumulator 11 stores, pressure oil enters right secondary 904 rod chamber of cylinder, in right 903 rodless cavity of master cylinder
Oil liquid returns to fuel tank, tool rest return stroke through the second one way sequence valve 802, electro-hydraulic reversing valve 12 and electromagnetic relief valve 13.Upper right at this time
Binder cylinder 1402, right side binder cylinder 702 pressure oil also return to fuel tank, binder cylinder through electro-hydraulic reversing valve 12 and electromagnetic relief valve 13
Pressure release backhaul.
Schematically the present invention and embodiments thereof are described above, description is not limiting, institute in attached drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited to this.So if the common skill of this field
Art personnel are enlightened by it, without departing from the spirit of the invention, are not inventively designed and the technical solution
Similar frame mode and embodiment, are within the scope of protection of the invention.
Claims (8)
1. a kind of hydraulic system of Double-station horizontal plate shearing machine, it is characterised in that: including fuel tank (16), oil pump (2), electro-hydraulic commutation
Valve (12), left master cylinder (901), left secondary cylinder (902), right master cylinder (903) and right secondary cylinder (904), wherein the oil inlet of oil pump (2) with
Fuel tank (16) is connected, on the one hand oil outlet is connected with the P mouth of electro-hydraulic reversing valve (12), on the other hand passes through electromagnetic relief valve
(13) it is connected with fuel tank (16)；The A mouth of the electro-hydraulic reversing valve (12) is connected with the rodless cavity of left master cylinder (901), B mouthfuls and the right side
The rodless cavity of master cylinder (903) is connected, the rod chamber of left master cylinder (901) and right master cylinder (903) respectively correspond with left secondary cylinder (902),
The rodless cavity of right pair cylinder (904) is connected, and left secondary cylinder (902), right secondary cylinder (904) rod chamber with electromagnetic relief valve (13)
Oil inlet is connected.
2. a kind of hydraulic system of Double-station horizontal plate shearing machine according to claim 1, it is characterised in that: described electro-hydraulic to change
The first one way sequence valve (801) are equipped with to the pipeline between the A mouth and left master cylinder (901) rodless cavity of valve (12), electro-hydraulic commutation
The second one way sequence valve (802) are equipped between the B mouth and right master cylinder (903) rodless cavity of valve (12).
3. a kind of hydraulic system of Double-station horizontal plate shearing machine according to claim 2, it is characterised in that: further include binder
Cylinder, the binder cylinder include left side binder cylinder (701), right side binder cylinder (702), upper left binder cylinder (1401) and upper right binder cylinder
(1402), wherein upper left binder cylinder (1401) and upper right binder cylinder (1402) respectively with the A mouth of electro-hydraulic reversing valve (12), B mouthfuls of phases
Even, left side binder cylinder (701), right side binder cylinder (702) respectively with the first one way sequence valve (801) and the second one way sequence valve
(802) oil outlet is connected.
4. a kind of hydraulic system of Double-station horizontal plate shearing machine according to any one of claim 1-3, it is characterised in that:
The oil outlet of the oil pump (2) is also connected with the oil inlet of the first solenoid directional control valve (6), the second solenoid directional control valve (15) respectively,
First solenoid directional control valve (6), the second solenoid directional control valve (15) oil outlet be connected with fuel tank (16), and the first solenoid directional control valve
(6) oil-control mouth is connected with the rodless cavity of the rod chamber of left master cylinder (901), left secondary cylinder (902), the second solenoid directional control valve (15)
Oil-control mouth is connected with the rodless cavity of the rod chamber of right master cylinder (903), right secondary cylinder (904).
5. a kind of hydraulic system of Double-station horizontal plate shearing machine according to any one of claim 1-3, it is characterised in that:
Needle valve is additionally provided on pipeline between the oil outlet and left secondary cylinder (902) of the oil pump (2), right secondary cylinder (904) rod chamber
(10) and accumulator (11).
6. a kind of hydraulic system of Double-station horizontal plate shearing machine according to any one of claim 1-3, it is characterised in that:
The T mouth of the electro-hydraulic reversing valve (12) is connected with fuel tank (16), and the oil inlet of oil pump (2) passes through oil filter (1) and fuel tank
(16) it is connected, and the oil pump (2) is connected with motor (3) driving.
7. a kind of hydraulic system of Double-station horizontal plate shearing machine according to claim 6, it is characterised in that: the oil pump
(2) oil outlet is connected with pressure gauge (4) and pressure meter switch (5).
8. a kind of Double-station horizontal plate shearing machine, it is characterised in that: including hydraulic system of any of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821948476.8U CN209100404U (en) | 2018-11-23 | 2018-11-23 | A kind of Double-station horizontal plate shearing machine and its hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821948476.8U CN209100404U (en) | 2018-11-23 | 2018-11-23 | A kind of Double-station horizontal plate shearing machine and its hydraulic system |
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| Publication Number | Publication Date |
|---|---|
| CN209100404U true CN209100404U (en) | 2019-07-12 |
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ID=67161342
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821948476.8U Active CN209100404U (en) | 2018-11-23 | 2018-11-23 | A kind of Double-station horizontal plate shearing machine and its hydraulic system |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109322881A (en) * | 2018-11-23 | 2019-02-12 | 安徽东海机床制造有限公司 | A kind of Double-station horizontal plate shearing machine and its hydraulic system and application |
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2018
- 2018-11-23 CN CN201821948476.8U patent/CN209100404U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109322881A (en) * | 2018-11-23 | 2019-02-12 | 安徽东海机床制造有限公司 | A kind of Double-station horizontal plate shearing machine and its hydraulic system and application |
| CN109322881B (en) * | 2018-11-23 | 2024-05-28 | 安徽东海机床制造有限公司 | Double-station horizontal plate shearing machine and hydraulic system and application thereof |
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