CN102672989A - Winding type hydraulic machine and processing method thereof - Google Patents
Winding type hydraulic machine and processing method thereof Download PDFInfo
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- CN102672989A CN102672989A CN2012101333493A CN201210133349A CN102672989A CN 102672989 A CN102672989 A CN 102672989A CN 2012101333493 A CN2012101333493 A CN 2012101333493A CN 201210133349 A CN201210133349 A CN 201210133349A CN 102672989 A CN102672989 A CN 102672989A
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Abstract
The invention discloses a winding type hydraulic machine and a processing method thereof. The hydraulic machine comprises a machine frame and a first winding steel wire layer. An upper cushion block, a lower cushion block, a lower working platform, a plurality of guide support columns, an upper working platform, a driving cylinder, an ejection cylinder, an oil tank with a hydraulic pump, a supercharger and a control device are arranged in an inner cavity of the machine frame. The plurality of guide support columns are fixedly connected with an upper beam and a lower beam. The upper working platform is arranged above and slidingly arranged on the guide support columns, the driving cylinder is used for driving the upper working platform to slide in the up-down direction of the guide support columns, and the ejection cylinder is connected with the oil tank and used for discharging materials. The driving cylinder comprises a cylinder body, a piston and a piston rod. The piston divides the cylinder body into an oil inlet cavity and an oil outlet cavity, the upper end of the piston rod is connected with the piston, the lower end of the piston rod is fixedly connected with the upper working platform, the oil inlet cavity of the cylinder body is provided with two oil inlet paths, one oil inlet path is connected with the oil tank, and the other oil inlet path is connected with the driving cylinder through the supercharger. The oil outlet cavity of the cylinder body is provided with an oil return path connected with the oil tank, and the control device is used for controlling the hydraulic pump, the supercharger and the ejection cylinder.
Description
Technical field
the present invention relates to a kind of wound form hydraulic press with and processing method.
Background technology
The wound form hydraulic press of
prior art all is that the hydraulic oil that boosts through hydraulic pump is got in the driving cylinder, accomplishes the pressing and the extrusion forming work of upper table and lower table.
are present, and the hydraulic press maximum pressure grade of industry-by-industry widespread usage is about 2000 tons, and operating pressure is little, and its scope of application is limited; Piston descends speed to be merely 120mm/s soon, and operating efficiency is low.
Summary of the invention
to the problems referred to above, main purpose of the present invention provide a kind of wound form hydraulic press with and processing method, be used for when increasing operating pressure, and can increase work efficiency.
are in order to solve an above-mentioned difficult problem; The scheme that the present invention takes is a kind of wound form hydraulic press; It comprises that frame and winding are arranged on the first outer winding steel wire layer of frame; The lower cushion block that is provided with the last cushion block that is positioned at the top in the inner chamber of said frame and is positioned at the below be arranged on lower cushion block on lower table, many guide support column that are fixedly connected with said upper beam and said underbeam, be positioned at being slidingly arranged in the upper table on the guide support column mutually and being used to drive driving cylinder, the liftout tank that be used for discharging that with said fuel tank link to each other, the fuel tank that have hydraulic pump, booster and the control device of upper table of top along the above-below direction slip of guide support column; Said driving cylinder comprises cylinder body, piston, the piston rod that can slide along the long axis direction of said cylinder body; Said piston is divided into the cylinder body of driving cylinder the oil suction chamber that is provided with unloader, goes out oil pocket; The upper end of said piston rod is connected with said piston; The lower end of said piston rod and said upper table are fixedly connected; Said oil suction chamber has with said fuel tank two oil inlet passages that link to each other, link to each other with said driving cylinder through said booster, saidly goes out oil pocket and has the drainback passage that links to each other with said fuel tank, and said control device is used to control hydraulic pump, is used to control said booster and is used to control liftout tank.
preferably, said control device comprises PLC, be arranged on first magnetic valve between fuel tank and the booster, be arranged on second magnetic valve between fuel tank and the driving cylinder, be arranged on the 3rd magnetic valve between fuel tank and the said liftout tank.
Preferably, have a vent line and an oil return line between booster and the said fuel tank, said booster comprises:
At least the reversal valve that has two, every has two oil circuit openings at least;
Higher level's booster; Comprise higher level's cylindrical shell; Be provided with higher level's piston rod that can slide in the inner chamber of higher level's cylindrical shell along the axis direction of higher level's cylindrical shell; First piston, second piston, the 3rd piston are fixedly installed on higher level's piston rod along the axis direction of higher level's piston rod successively; First piston, second piston, the 3rd piston are separated into first space, second space, the 3rd space, the 4th space of the mutual partition of arranging successively along the axis direction of higher level's piston rod with the inner chamber of higher level's cylindrical shell, and said second space is connected with an oil circuit opening of said first magnetic valve, and said the 3rd space is connected with another oil circuit opening of said first magnetic valve;
Subordinate's booster; Comprise subordinate's cylindrical shell; Be provided with subordinate's piston rod that can slide in the inner chamber of subordinate's cylindrical shell along the axis direction of subordinate's cylindrical shell; The 4th piston, the 5th piston, the 6th piston are fixedly installed on subordinate's piston rod along the axis direction of subordinate's piston rod successively; First piston, second piston, the 3rd piston are separated into the inner chamber of subordinate's cylindrical shell in the 5th space, the 6th space, the 7th space, the 8th space of the mutual partition of arranging successively along the axis direction of subordinate's piston rod; Said the 6th space is connected with said second space, and said the 7th space is connected with said the 3rd space, the intracavity inter-connection of said the 5th space and said the 8th space and said driving cylinder;
First guide valve, be used to control hydraulic oil from first space to the unidirectional conducting in the 6th space;
Second guide valve, be used to control hydraulic oil from the 4th space to the unidirectional conducting in the 7th space;
the 3rd guide valve, be used to control hydraulic oil from the 5th space or the 8th space to the unidirectional conducting of the inner chamber of said driving cylinder.
preferably; It comprises that also storage has the fuel tank of hydraulic oil, and said fuel tank is connected through the 4th guide valve, the 5th guide valve, the 6th guide valve, the 7th guide valve with first space, the 4th space, the 5th space, the 8th space respectively.
preferably, said first magnetic valve is three two three-way electromagnetic valves.
preferably are provided with unloader between said fuel tank and said first magnetic valve.
are preferably twined on the outer wall of said driving cylinder and are provided with the second winding steel wire layer.
preferably, the thickness of said driving cylinder is 30～120mm, the described second winding steel wire layer thickness is 80～600mm.
A kind of processing method that adopts the wound form hydraulic press is characterized in that: described processing method may further comprise the steps:
1) workpiece to be processed is placed on the lower table;
2) control second magnetic valve by PLC, drive upper table along lead to lower slider with near lower table;
3) control first magnetic valve by PLC, drive booster carrying out supercharging between upper table and the lower table so that workpiece to be processed is carried out punch forming;
4) open the unloader of driving cylinder, drive upper table and upwards slide with away from lower table along lead;
5) control the 3rd magnetic valve by PLC, the driving liftout tank shifts out lower table with the workpiece of machine-shaping, opens the unloader of liftout tank, drives liftout tank and resets.
The present invention adopts above structure, has the following advantages:
1, operating pressure is big, increases 2 times to 10 times of pressure fuel pumps through pressurized cylinder;
2, adopt the high strength flat wire to twine the prestressing force Master cylinder body, it bears pressure and reaches as high as 300MPa, and the maximum pressure grade of hydraulic press can reach more than 2.0 ten thousand tons;
3, internal diameter is constant, and the sectional area of piston reduces greatly, and the scope of application is widened and saved material 50% on year-on-year basis;
4, hydraulic press Master cylinder body descent of piston speed can reach more than the 600mm/s, increase work efficiency more than five times, have improved 1～5 times, and real work efficient obtains bigger raising.
Description of drawings
accompanying drawing 1 is a structural principle sketch map of the present invention.
accompanying drawing 2 is an oil circuit sketch map of the present invention.
accompanying drawing 3 is the structural principle sketch map of booster among the present invention.
accompanying drawing 4 is first structural representation in the embodiments of the invention.
accompanying drawing 5 is second structural representation in the embodiments of the invention.
In
accompanying drawing: 1, the first winding steel wire layer; 2, frame; 3, driving cylinder; 31, oil suction chamber; 32, go out oil pocket; 4, the second winding steel wire layer; 5, piston rod; 6, upper table; 7, liftout tank; 8, lower table; 9, back-up block; 10, lower cushion block; 11, fuel tank; 111, vent line; 112, oil return line; 113, overflow valve; 12, reversal valve; 13, higher level's booster; 131, higher level's cylindrical shell; 132, higher level's piston rod; 133, first piston; 134, second piston; 135, the 3rd piston; 136, first space; 137, second space; 138, the 3rd space; 139, the 4th space; 14, subordinate's booster; 141; Subordinate's cylindrical shell; 142, subordinate's piston rod; 143, the 4th piston; 144, the 5th piston; 145, the 6th piston; 146, the 5th space; 147, the 6th space; 148, the 7th space; 149, the 8th space; 151, first guide valve; 152, second guide valve; 153, the 3rd guide valve; 154, the 4th guide valve; 155, the 5th guide valve; 156, the 6th guide valve; 157, the 7th guide valve.
The specific embodiment
Set forth preferred embodiment of the present invention below in conjunction with Figure of description in detail
; Thereby protection scope of the present invention is made more explicit defining so that advantage of the present invention and characteristic can be easier to those skilled in the art will recognize that.
are shown in accompanying drawing 1-5; In the embodiments of the invention; A kind of wound form hydraulic press; It comprises frame 2 and twines the first winding steel wire layer 1 that is arranged on outside the frame 2; The lower cushion block 10 that is provided with the last cushion block that is positioned at the top in the inner chamber of frame 2 and is positioned at the below be arranged on lower cushion block 10 on lower table 8, many guide support column that are fixedly connected with said upper beam and said underbeam, be positioned at being slidingly arranged in the upper table 6 on the guide support column mutually and being used to drive upper table 6 of top along the driving cylinder 3 of the above-below direction slip of guide support column, the liftout tank that is used for discharging 7 that links to each other with said fuel tank 11, fuel tank 11, booster and the control device that has hydraulic pump; Said driving cylinder 3 comprises cylinder body, piston, the piston rod 5 that can slide along the long axis direction of said cylinder body; Said piston is divided into the cylinder body of driving cylinder 3 oil suction chamber 31 that is provided with unloader, goes out oil pocket 32; The upper end of said piston rod 5 is connected with said piston; The lower end of said piston rod 5 and said upper table 6 are fixedly connected; Said oil suction chamber 31 has with said fuel tank 11 two oil inlet passages that link to each other, link to each other with said driving cylinder 3 through said booster, saidly goes out oil pocket 32 and has the drainback passage that links to each other with said fuel tank 11, and said control device is used to control hydraulic pump, is used to control said booster and is used to control liftout tank 7.
lower table 8 offers the hole that ejects that knock-pin with liftout tank 7 is complementary.In discharge process, the knock-pin of liftout tank 7 passes from eject the hole, and the part of moulding is shifted out from lower table 8.Between lower table 8 and lower cushion block 10, be provided with one be used to the power of transmitting back-up block 9.The height basically identical of the height of back-up block 9 and liftout tank 7.
this wound form hydraulic press also comprises fuel tank 11, booster and the control device that has hydraulic pump, and hydraulic pump can externally be exported the hydraulic oil that has in the fuel tank 11.
The oil suction chamber 31 of the cylinder body of
driving cylinder 3 has with said fuel tank 11 two oil inlet passages that link to each other, link to each other with said driving cylinder 3 through said booster, and the oil pocket 32 that goes out of the cylinder body of driving cylinder 3 has the drainback passage that links to each other with said fuel tank 11.
The liftout tank 7 that
are used for discharging links to each other with said fuel tank 11, and the knock-pin that liftout tank 7 drives himself ejects the workpiece of moulding.
Operation principle method of the present invention is following:
1) workpiece to be processed is placed on the lower table 8;
2) control second magnetic valve by PLC, drive upper table 6 along lead to lower slider with near lower table 8;
3) control first magnetic valve by PLC, drive booster carrying out supercharging between upper table 6 and the lower table 8 so that workpiece to be processed is carried out punch forming;
4) open unloader, drive upper table 6 and upwards slide with away from lower table 8 along lead;
5) control the 3rd magnetic valve by PLC, driving liftout tank 7 shifts out lower table 8 with the workpiece of machine-shaping, opens the unloader of liftout tank 7, drives liftout tank 7 and resets.
on the one hand; Owing to be provided with booster; Therefore operating pressure can improve as compared with the past greatly; Owing to link to each other between the oil suction chamber 31 of fuel tank 11 and driving cylinder 3, the decline of upper table 6 and the rate of climb also can significantly promote, and have further improved operating efficiency on the other hand.
shown in accompanying drawing 3-5, the booster that adopts among the present invention can be 2～10 times of Hydraulic Station oil pump maximum pressure with operating pressure.Have a vent line 111 and an oil return line 112 between booster and the said fuel tank, booster comprises: have two reversal valve 12 at least, every has two oil circuit openings at least; Higher level's booster 13; Comprise higher level's cylindrical shell 131; Be provided with higher level's piston rod 132 that can slide in the inner chamber of higher level's cylindrical shell 131 along the axis direction of higher level's cylindrical shell 131; First piston 133, second piston 134, the 3rd piston 135 are fixedly installed on higher level's piston rod 132 along the axis direction of higher level's piston rod 132 successively; First piston 133, second piston 134, the 3rd piston 135 are separated into the inner chamber of higher level's cylindrical shell 131 in first space 136, second space 137, the 3rd space 138, the 4th space 139 of the mutual partition of arranging successively along the axis direction of higher level's piston rod 132; Said second space 137 is connected with an oil circuit opening of said first magnetic valve, and said the 3rd space 138 is connected with another oil circuit opening of said first magnetic valve; Subordinate's booster 14; Comprise subordinate's cylindrical shell 141; Be provided with subordinate's piston rod 142 that can slide in the inner chamber of subordinate's cylindrical shell 141 along the axis direction of subordinate's cylindrical shell 141; The 4th piston 143, the 5th piston 144, the 6th piston 145 are fixedly installed on subordinate's piston rod 142 along the axis direction of subordinate's piston rod 142 successively; First piston 133, second piston 134, the 3rd piston 135 are separated into the inner chamber of subordinate's cylindrical shell 141 in the 5th space 146, the 6th space 147, the 7th space 148, the 8th space 149 of the mutual partition of arranging successively along the axis direction of subordinate's piston rod 142; Said the 6th space 147 is connected with said second space 137, and said the 7th space 148 is connected with said the 3rd space 138, and said the 5th space 146 is connected with the oil suction chamber 31 of said driving cylinder 3 with said the 8th space 149; First guide valve 151, be used to control hydraulic oil from first space 136 to the 147 unidirectional conductings of the 6th space; Second guide valve 152, be used to control hydraulic oil from the 4th space 139 to the 148 unidirectional conductings of the 7th space; The 3rd guide valve 153, be used to control hydraulic oil from the 5th space 146 or the 8th space 149 to the oil suction chamber 31 unidirectional conductings of said driving cylinder 3.
Adopt three two logical reversal valves in
present embodiment, two flow direction is opposite about reversal valve.This reversal valve has two oil circuit openings.
It comprises that also a storage has the fuel tank 11 of hydraulic oil
, and said fuel tank 11 is connected through the 4th guide valve 154, the 5th guide valve 155, the 6th guide valve 156, the 7th guide valve 157 with first space 136, the 4th space 139, the 5th space 146, the 8th space 149 respectively.
wherein, first guide valve 151, second guide valve 152, the 3rd guide valve 153 are check valve.
the 4th guide valve 154, the 5th guide valve 155, the 6th guide valve 156, the 7th guide valve 157 are the controllable type guide valve.
are provided with overflow valve 113 for the safety of whole system between fuel tank 11 and the said reversal valve.
are shown in accompanying drawing 4; When the YV6 of three two logical reversal valves energising; Hydraulic oil in the fuel tank 11 gets into the 3rd space 138 from the second oil circuit opening, promote higher level's piston rod 132 to left movement, at this moment; 154 conductings of the 4th guide valve, the hydraulic oil that is arranged in fuel tank 11 gets into the 4th space 139.The hydraulic oil that is arranged in second space 137 is got back to fuel tank 11 from the first oil circuit opening.Hydraulic oil gets in the 6th space 147 through first guide valve 151 from first space 136, and promote subordinate's piston rod 142 and move right, at this moment, and 156 conductings of the 6th guide valve, the hydraulic oil that is arranged in fuel tank 11 gets into 146 kinds in the 5th space.Be arranged in the oil suction chamber 31 of the hydraulic oil in the 8th space 149 from the 3rd guide valve 153 entering driving cylinders 3.
are shown in accompanying drawing 5; When the YV7 of three two logical reversal valves energising; Hydraulic oil in the fuel tank 11 gets into second space 137 from the first oil circuit opening, promote higher level's piston rod 132 and move right, at this moment; 151 conductings of first guide valve, the hydraulic oil that is arranged in fuel tank 11 gets into first space 136.The hydraulic oil that is arranged in the 3rd space 138 is got back to fuel tank 11 from the second oil circuit opening.Hydraulic oil gets in the 7th space 148 through second guide valve 152 from the 4th space 139; Promote subordinate's piston rod 142 to left movement; At this moment; 157 conductings of the 7th guide valve, the hydraulic oil that is arranged in fuel tank 11 gets into the 8th space 149, is arranged in the oil suction chamber 31 of the hydraulic oil in the 5th space 146 from the 3rd guide valve 153 entering driving cylinders 3.
In
present embodiment, just list and lifted two-stage supercharger, but in the actual production, can be each other the multistage supercharger of series connection successively, wherein higher level's booster 13 links to each other with reversal valve, and lowermost level links to each other with driving cylinder 3.
The control device that adopts among
the present invention is the PLC control device, can be used in the control hydraulic pump, is used to control said booster and is used to control liftout tank 7.Can also realize simultaneously manual or crawl or automatic control mode, pressurization time is adjustable, and the dwell time is set arbitrarily; Automatically ftercompction during pressurize; Pressure release is off-load or segmentation off-load continuously, but emergency unloading over voltage alarm and emergent shutdown can be controlled the Hydraulic Station temperature rise.
are preferably twined outside the driving cylinder 3 and are provided with the second winding steel wire layer 4.The thickness of driving cylinder 3 is 30～120mm, and the described second winding steel wire layer, 4 thickness are 80～600mm.
prestressing force was meant before Engineering Structure Component is born external load, to receiving the reinforcing bar in the drawing-die piece, applied compressive pre-stress, improved the rigidity of member, postponed the time that the crack occurs, and increased the durability of member.For frame for movement, its implication produces stress for making it in advance, and its benefit is to improve the rigidity of structure own, and minimizing vibration and strain are done like this and can obviously be improved the elastic strength that receives the drawing-die piece, make resistance originally stronger.
winding steel wire is a flat wire.Flat wire has rotatory anything but, and unit weight is big, is the only steel wire rope that can satisfy modernized large-scale mine to the requirement of balance rope.When section of steel wire was identical, the rope sheave diameter that band rope is used was minimum, and lifting means weight is the lightest, and energy consumption is low. cost saving, and big with the rope sheave contact area, wearability is high, and stressed even, operational failure is few.
after the outer wall of the cylinder body of driving cylinder 3 was accomplished prestressing force by winding steel wire, driving cylinder 3 can bear bigger pressurization scope, is applicable to the hydraulic press of bigger pressure loading.
in addition, unloader comprises proportional pressure control valve 113, and work moment oil cylinder is during intermittence, and hydraulic system working pressure is zero automatically, can effectively control the rising of oil temperature.
The present invention adopts above structure, has the following advantages:
1, operating pressure is big, increases 2 times to 10 times of pressure fuel pumps through pressurized cylinder;
2, adopt the high strength flat wire to twine the prestressing force Master cylinder body, it bears pressure and reaches as high as 300MPa, and the maximum pressure grade of hydraulic press can reach more than 2.0 ten thousand tons;
3, internal diameter is constant, and the sectional area of piston reduces greatly, and the scope of application is widened and saved material 50% on year-on-year basis;
4, hydraulic press Master cylinder body descent of piston speed can reach more than the 600mm/s, increase work efficiency more than five times, have improved 1～5 times, and real work efficient obtains bigger raising.
the foregoing description only is explanation technical conceive of the present invention and characteristics, and its purpose is to let the personage who is familiar with this technology can understand content of the present invention and enforcement according to this, can not limit protection scope of the present invention with this.All equivalences that spirit is done according to the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (9)
1. wound form hydraulic press; It is characterized in that: it comprises that frame and winding are arranged on the first outer winding steel wire layer of frame; The lower cushion block that is provided with the last cushion block that is positioned at the top in the inner chamber of said frame and is positioned at the below be arranged on lower cushion block on lower table, many guide support column that are fixedly connected with said upper beam and said underbeam, be positioned at being slidingly arranged in the upper table on the guide support column mutually and being used to drive driving cylinder, the liftout tank that be used for discharging that with said fuel tank link to each other, the fuel tank that have hydraulic pump, booster and the control device of upper table of top along the above-below direction slip of guide support column; Said driving cylinder comprises cylinder body, piston, the piston rod that can slide along the long axis direction of said cylinder body; Said piston is divided into the cylinder body of driving cylinder the oil suction chamber that is provided with unloader, goes out oil pocket; The upper end of said piston rod is connected with said piston; The lower end of said piston rod and said upper table are fixedly connected; The oil suction chamber of said cylinder body has with said fuel tank two oil inlet passages that link to each other, link to each other with said driving cylinder through said booster; The oil pocket that goes out of said cylinder body has the drainback passage that links to each other with said fuel tank, and said control device is used to control hydraulic pump, is used to control said booster and is used to control liftout tank.
2. wound form hydraulic press according to claim 1 is characterized in that: said control device comprises PLC, be arranged on first magnetic valve between fuel tank and the booster, be arranged on second magnetic valve between fuel tank and the driving cylinder, be arranged on the 3rd magnetic valve between fuel tank and the said liftout tank.
3. wound form hydraulic press according to claim 2 is characterized in that: have a vent line and an oil return line between said booster and the said fuel tank, said booster comprises:
At least the reversal valve that has two, every has two oil circuit openings at least;
Higher level's booster; Comprise higher level's cylindrical shell; Be provided with higher level's piston rod that can slide in the inner chamber of higher level's cylindrical shell along the axis direction of higher level's cylindrical shell; First piston, second piston, the 3rd piston are fixedly installed on higher level's piston rod along the axis direction of higher level's piston rod successively; First piston, second piston, the 3rd piston are separated into first space, second space, the 3rd space, the 4th space of the mutual partition of arranging successively along the axis direction of higher level's piston rod with the inner chamber of higher level's cylindrical shell, and said second space is connected with an oil circuit opening of said first magnetic valve, and said the 3rd space is connected with another oil circuit opening of said first magnetic valve;
Subordinate's booster; Comprise subordinate's cylindrical shell; Be provided with subordinate's piston rod that can slide in the inner chamber of subordinate's cylindrical shell along the axis direction of subordinate's cylindrical shell; The 4th piston, the 5th piston, the 6th piston are fixedly installed on subordinate's piston rod along the axis direction of subordinate's piston rod successively; First piston, second piston, the 3rd piston are separated into the inner chamber of subordinate's cylindrical shell in the 5th space, the 6th space, the 7th space, the 8th space of the mutual partition of arranging successively along the axis direction of subordinate's piston rod; Said the 6th space is connected with said second space, and said the 7th space is connected with said the 3rd space, and said the 5th space is connected with the oil suction chamber of said driving cylinder with said the 8th space;
First guide valve, be used to control hydraulic oil from first space to the unidirectional conducting in the 6th space;
Second guide valve, be used to control hydraulic oil from the 4th space to the unidirectional conducting in the 7th space;
The 3rd guide valve, be used to control hydraulic oil from the 5th space or the 8th space to the unidirectional conducting of the oil suction chamber of said driving cylinder.
4. wound form hydraulic press according to claim 3 is characterized in that: said fuel tank is connected through the 4th guide valve, the 5th guide valve, the 6th guide valve, the 7th guide valve with first space, the 4th space, the 5th space, the 8th space respectively.
5. wound form hydraulic press according to claim 3 is characterized in that: said first magnetic valve is three two three-way electromagnetic valves.
6. wound form hydraulic press according to claim 3 is characterized in that: be provided with unloader between said fuel tank and said first magnetic valve.
7. wound form hydraulic press according to claim 1 is characterized in that: twine on the outer wall of said driving cylinder and be provided with the second winding steel wire layer.
8. wound form hydraulic press according to claim 7 is characterized in that: the thickness of said driving cylinder is 30～120mm, and the described second winding steel wire layer thickness is 80～600mm.
9. the processing method of employing such as the described wound form hydraulic press of claim 1-8, it is characterized in that: described processing method may further comprise the steps:
1) workpiece to be processed is placed on the lower table;
2) control second magnetic valve by PLC, drive upper table along lead to lower slider with near lower table;
3) control first magnetic valve by PLC, fuel tank carries out supercharging so that workpiece to be processed is carried out punch forming between driving cylinder driving booster is to upper table and lower table;
4) open the unloader of driving cylinder, drive upper table and upwards slide with away from lower table along lead;
5) control the 3rd magnetic valve by PLC, the driving liftout tank shifts out lower table with the workpiece of machine-shaping, opens the unloader of liftout tank, drives liftout tank and resets.
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| CN201210133349.3A CN102672989B (en) | 2012-05-03 | 2012-05-03 | Winding type hydraulic machine and processing method thereof |
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| CN109397729A (en) * | 2018-11-23 | 2019-03-01 | 苏州市科林除尘设备有限公司 | Multi-column wound-type hydraulic machine |
| CN109821997A (en) * | 2019-03-11 | 2019-05-31 | 广东安元矿业勘察设计有限公司 | A kind of manufacturing method of high pressure resistant composite steel tube |
| CN113022002A (en) * | 2021-04-08 | 2021-06-25 | 南通锻压设备如皋有限公司 | Plate frame winding combined type titanium electrode pressing block forming equipment |
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| CN101712207A (en) * | 2009-09-08 | 2010-05-26 | 广东工业大学 | High performance and energy-saving double-acting hydrostatic press driven by servo motor |
| CN202592767U (en) * | 2012-05-03 | 2012-12-12 | 苏州市科林除尘设备有限公司 | Winding hydraulic press |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109397729A (en) * | 2018-11-23 | 2019-03-01 | 苏州市科林除尘设备有限公司 | Multi-column wound-type hydraulic machine |
| CN109821997A (en) * | 2019-03-11 | 2019-05-31 | 广东安元矿业勘察设计有限公司 | A kind of manufacturing method of high pressure resistant composite steel tube |
| CN113022002A (en) * | 2021-04-08 | 2021-06-25 | 南通锻压设备如皋有限公司 | Plate frame winding combined type titanium electrode pressing block forming equipment |
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