CN202163638U - Rolling-over type double-station paper roll winder hydraulic system - Google Patents
Rolling-over type double-station paper roll winder hydraulic system Download PDFInfo
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- CN202163638U CN202163638U CN2011201934354U CN201120193435U CN202163638U CN 202163638 U CN202163638 U CN 202163638U CN 2011201934354 U CN2011201934354 U CN 2011201934354U CN 201120193435 U CN201120193435 U CN 201120193435U CN 202163638 U CN202163638 U CN 202163638U
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Abstract
A rolling-over type double-station paper roll winder hydraulic system comprises an on-line drive lifting-up subsystem, a rolling-over pressing subsystem and a paper pushing subsystem. A check valve, an overflow valve, a solenoid directional valve, a balance valve and a one-way throttle valve are installed on an auxiliary integrated block, of which the oil inlet is connected with constant delivery pump through a hydraulic pipe. A proportion pressure valve, an overflow valve, a solenoid directional valve and a one-way throttle valve are densely installed on a main integrated block, and are communicative with each other through an inner channel in the integrated block. A proportion pressure valve, a proportion flow valve, an overflow valve, a tri-position electro-hydraulic directional valve, a dual balance valve, a bi-position electro-hydraulic directional valve, a pressure controller, and a bi-position electro-hydraulic directional valve are densely installed on the main integrated block, and are communicative with each other through an inner channel in the integrated block. The rolling-over type double-station paper roll winder hydraulic system realizes automatic paper roll package. Three hydraulic pumps use one fuel tank through inner communicative channels of the oil tank, which saves cost and area occupied, reduces volume of a device, saves cost for the device, and prevents waste of external packing materials.
Description
Affiliated technical field
The utility model belongs to the papermaking equipment hydraulic technique, particularly a kind of convertible double paper roll winder hydraulic efficiency pressure system.
Background technology
Need before finished roll rolls off the production line it is carried out external packing, as use manual type, labor strength is big; Production efficiency is low, and then speed is wayward with mechanically operated packaging facilities, owing to be full of air in the packing; Packaging facilities speed then is prone to soon cause air extrusion and damages housing material; Though speed can be extruded air slowly but cause inefficiency, and mechanically operated packaging facilities conveyer between each station is complicated, makes equipment huge.
The utility model content
The utility model aims to provide a kind of convertible double paper roll winder hydraulic efficiency pressure system that solves above-mentioned prior art weak point; With the hydraulic technique is that packaging facilities provides power; And dynamically control each speed of moving of packaging facilities, thereby realize the fully-automatic production of paper roll packing.
The utility model realizes that the technical scheme of purpose is: convertible double paper roll winder hydraulic efficiency pressure system, by online driving jacking subsystem, push away the paper subsystem, upset pressing subsystem is formed.In the described online driving jacking subsystem; Check valve, by pass valve, solenoid directional control valve, balance cock, one-way throttle valve are installed on the auxilliary integrated package; The oil inlet of auxilliary integrated package links to each other with fix-displacement pump through conduit under fluid pressure; An outlet of auxilliary integrated package links to each other with the rod chamber of jacking cylinder through conduit under fluid pressure; And be connected in series the synchronizer gear motor in the centre, and another outlet links to each other with the rodless cavity of jacking cylinder through conduit under fluid pressure, and the return opening of auxilliary integrated package is connected in series cooling vessel, filter through conduit under fluid pressure and links to each other with fuel tank; Described pushing away in the paper subsystem; Proportional pressure valve, by pass valve, solenoid directional control valve, one-way throttle valve are installed concentratedly on main integrated package; Connect through the duct, inside in the integrated package; The load-sensitive Variable plunger pump links to each other with second oil inlet of main integrated package through conduit under fluid pressure, integrated package export through conduit under fluid pressure with push away the paper oil cylinder and link to each other.In the described upset pressing subsystem; Proportional pressure valve, proportional flow control valve, by pass valve, three electro-hydraulic reversing valves, two balance cock, two electro-hydraulic reversing valves, pressure controller, two electro-hydraulic reversing valves are installed concentratedly on main integrated package; Connect through the duct, inside in the integrated package; Be provided for connecting manometric pressure measurement interface on the main integrated package; The load-sensitive Variable plunger pump links to each other with first oil inlet of main integrated package through conduit under fluid pressure, and the outlet of integrated package links to each other with overturning oil cylinder, platen pressing oil cylinder respectively through conduit under fluid pressure, and the synchronizer gear motor is installed on the rod chamber oil circuit of two platen pressing oil cylinders.
Described upset pressing subsystem with push away the shared main integrated package of paper subsystem, the return opening of main integrated package links to each other with cooling vessel, filter serial connection and with fuel tank through conduit under fluid pressure.
Describedly be the upset pressing subsystem at center and push away the paper subsystem and be the shared fuel tank of online driving jacking subsystem at center with auxilliary integrated package with main integrated package.
Online driving jacking subsystem is used for the finished roll jacking conveyer of having accomplished external packing coil paper flanging; An action circuit; By solenoid directional control valve, balance cock, two jacking cylinder actions of one-way throttle valve control, two oil cylinders are guaranteed synchronously that by the synchronizer gear motor with quantitative hydraulic pump electric energy being converted into hydraulic pressure can; Check valve, by pass valve pressure regulation guarantee security of system; Prevent that system overpressure and fluid from oppositely causing Hydraulic Pump counter-rotating, off-load when the solenoid directional control valve meta can make system in the intervals of business and cutting down the consumption of energy is equipped with auxiliaries such as cooling vessel, filter again and regulates hydraulic oil to guarantee the long-term stability operation of system.
In the upset pressing subsystem platen upset, two action circuits of platen pressing are arranged; With the load-sensitive controllable capacity pump electric energy being converted into hydraulic pressure can; Each action circuit of the system that is adjusted to of passing ratio flow valve, proportional pressure valve provides suitable oil pressure and flow, and the speed of each cylinder action of may command and the size of application force can also be saved the energy to greatest extent; By pass valve initialization system safe working pressure is guaranteed system's ability safe operation; With the upset of electro-hydraulic reversing valve control hot pressing dish, the stationarity of two balance cocks control hot pressing dishes upset makes the paper roll load-transfer device can be along hot pressing disk center axial-movement; With electro-hydraulic reversing valve control hot pressing dish pressing and breakdown action, the synchronizer gear motor guarantees that two platen pressing oil cylinders are synchronized with the movement the accurate adjusting of passing ratio flow valve; Make hot pressing dish ability rapid movement before the contact end socket; Increase work efficiency, then slowly move behind the contact end socket and exert pressure, realize extruding the purpose of air and press seal; Utilize the differential characteristic of hydraulic ram, after press seal is accomplished, make the fast return of hot pressing dish; The upset of upset cylinder driving hot pressing dish resetted after press seal was accomplished, and the action of upset cylinder can be overlapping with the F.F. action of platen platen, to improve work efficiency; At readiness for action, the proportion of utilization pressure valve makes system unloaded to save the energy.
Be to improve work efficiency, the utility model is considered to return, the fast return of hot pressing dish, push away three actions of paper and can carry out simultaneously to upset, if use same oil sources then system installed capacity is big; Energy consumption is also big, pushes away the paper subsystem so establish in addition, and with float amount load-sensitive controllable capacity pump electric energy being converted into hydraulic pressure can; Solenoid directional control valve control pushes away the paper cylinder action; With accomplishing the finished roll release hot pressing station of packing and rolling to load-transfer device, one-way throttle valve control pushes away the speed of paper cylinder, makes to push away paper cylinder easy motion; Reduce to push away that hydraulic ram improves product qualified rate to the impact of paper roll in the paper action.
The beneficial effect of the utility model is: total system realizes infinite speed variation and stepless voltage regulation by control able to programme, makes system give full play of advantages such as energy efficiency and automatic guidance; The efficient action that links up realizes the fully-automatic production that paper roll is packed fully, and work efficiency is greatly improved; Three Hydraulic Pumps are a shared fuel tank through the communication of fuel tank internal; Save cost and floor area, reduced equipment volume, practice thrift equipment cost; Avoid the waste of housing material, improved the Proper Packing rate of product.
Description of drawings
Accompanying drawing is convertible double paper roll winder hydraulic system principle figure.
Among the figure: the 1-oil cock; The 2-fluid level gauge; The 3-airfilter; The 4-fluid level controller; The 5-fuel tank; The 6-main pump motor; The 7-first load-sensitive Variable plunger pump; 8-first proportional pressure valve; The 9-proportional flow control valve; 10-first by pass valve; 11-first compression indicator; 12-first electro-hydraulic reversing valve; The two balance cocks of 13-; The 14-overturning oil cylinder; 15-first cooling vessel; 16-first filter; 18-second electro-hydraulic reversing valve; The 19-first synchronizer gear motor; The 20-pressure controller; 21-the 3rd electro-hydraulic reversing valve; 22-platen pressing oil cylinder; The 23-motor; The 24-second load-sensitive Variable plunger pump; 25-second by pass valve; 26-second proportional pressure valve; 27-first solenoid directional control valve; 28-first one-way throttle valve; 29-pushes away the paper oil cylinder; 30-assists pump motor; The 31-fix-displacement pump; The 32-check valve; 33-the 3rd by pass valve; 34-second compression indicator; 35-second cooling vessel; 36-second filter; 37-second solenoid directional control valve; The 38-balance cock; 39-second one-way throttle valve; The 40-second synchronizer gear motor; The 41-jacking cylinder.
The specific embodiment
Embodiment below in conjunction with accompanying drawing is described further utility model.
Shown in accompanying drawing; Convertible double paper roll winder hydraulic efficiency pressure system includes oil cock 1, fluid level gauge 2, airfilter 3, fluid level controller 4, fuel tank 5, main pump motor 6, the first load-sensitive Variable plunger pump 7; First proportional pressure valve 8, proportional flow control valve 9, first by pass valve 10, first electro-hydraulic reversing valve 12, two balance cock 13, second electro-hydraulic reversing valve 18, pressure controller 20, the 3rd electro-hydraulic reversing valve 18, second by pass valve 25, second proportional pressure valve 26, first solenoid directional control valve 27, first one-way throttle valve 28 are installed concentratedly on main integrated package; Pressing hydraulic principle through the duct, inside in the integrated package connects; Be provided with the pressure measurement interface that is used to connect first compression indicator 11 on the main integrated package, main integrated package has been gathered upset pressing subsystem and the controllable function that pushes away the paper subsystem.
Hydraulic valve check valve 32, the 3rd by pass valve 33, second solenoid directional control valve 37, balance cock 38, second one-way throttle valve 39 are installed concentratedly on auxilliary integrated package; Connect through the duct, inside in the integrated package; Be provided with the pressure measurement interface on the auxilliary integrated package and be used to connect second compression indicator 34, be used to accomplish the controllable function of online driving jacking subsystem.
First proportional pressure valve 8, proportional flow control valve 9 common delivery rate and the delivery pressures of regulating the first load-sensitive Variable plunger pumps 7 are for overturning oil cylinder 14 and platen pressing oil cylinder 22 provide power.Second proportional pressure valve 26 is regulated the delivery pressure of the second load-sensitive Variable plunger pump 24, for pushing away paper oil cylinder 29 power is provided.
The first load-sensitive Variable plunger pump 7 links to each other with first oil inlet of main integrated package through conduit under fluid pressure.The second load-sensitive Variable plunger pump 24 links to each other with second oil inlet of main integrated package through conduit under fluid pressure.3 groups of main integrated package outlets through conduit under fluid pressure and according to its function respectively with overturning oil cylinder 14, platen pressing oil cylinder 22, push away paper oil cylinder 29 and link to each other.The first synchronizer gear motor 19 has been installed on the rod chamber oil circuit of two platen pressing oil cylinders 22.
The return opening of main integrated package links to each other with first cooling vessel 15, first filter, 16 serial connections and with fuel tank 5 through conduit under fluid pressure.The oil inlet of auxilliary integrated package links to each other with fix-displacement pump 31 through conduit under fluid pressure.One of outlet of auxilliary integrated package links to each other with the rod chamber of jacking cylinder 41 through conduit under fluid pressure, and has been connected in series synchronizer gear motor 40 in the centre.Another outlet of auxilliary integrated package links to each other with the rodless cavity of jacking cylinder 34 through conduit under fluid pressure.The return opening of auxilliary integrated package links to each other with second cooling vessel 35, second filter, 36 serial connections and with fuel tank 5 through conduit under fluid pressure.Be the online driving jacking subsystem at center and be the upset pressing subsystem at center and push away the shared fuel tank of paper subsystem with auxilliary integrated package with main integrated package.
Online driving jacking subsystem is used for the finished roll jacking conveyer of having accomplished external packing coil paper flanging.Auxilliary pump motor 30 drives fix-displacement pump 31 runnings, and hydraulic oil is sucked oil pumps and is pressed into the online driving jacking subsystem from fuel tank 5, and check valve 32 can guarantee that all the unlikely refluence of fluid causes the oil pump counter-rotating and damages oil pump in any case; The 3rd by pass valve 33 is set this subsystem safe working pressure; Protection system can not destroyed because of superpressure, and second compression indicator 34 shows this subsystem actual working pressure (a.w.p.), is convenient to manual monitoring; Second solenoid directional control valve 37 is under electromagnet YA10, the equal dead electricity situation of YA11; Can make hydraulic oil flow back into fuel tank 5 through second solenoid directional control valve 37, second cooling vessel 35, second filter 36, this procedures system does not almost have pressure, is in unloading condition; Auxilliary pump motor 30 has only minimum energy consumption to keep on the go; Save the energy, YA11 gets electric, and hydraulic oil gets into the rodless cavity of two jacking cylinders 41 by second solenoid directional control valve 37 through the check valve bypass of balance cock 38, the unidirectional bypass of second one-way throttle valve 39; The hydraulic oil flow of rod chamber is through the second synchronizer gear motor 40 simultaneously; The adjustable of one-way throttle valve 32 of flowing through again switches to second solenoid directional control valve 37 and second cooling vessel 35, second filter 36 is got back in the fuel tank 5, jacking cylinder is stretched out and the jack-up paper roll, and paper roll is sent into conveyer; After seeing paper roll off; The YA11 dead electricity, YA12 gets electric, and hydraulic oil is by the unidirectional bypass of second solenoid directional control valve, 37 warps, second one-way throttle valve 39, the rod chamber that the second synchronizer gear motor 40 gets into two jacking cylinders 41; The hydraulic oil flow of rodless cavity switches to balance cock 38 through the adjustable of second one-way throttle valve 39 simultaneously; Get back in the fuel tank 5 through second solenoid directional control valve 37 and second cooling vessel 35, second filter 36 again, jacking cylinder is regained accomplished a working cycle, electromagnet YA11, YA12 dead electricity; System unloaded gets into readiness for action with least energy consumption, waits for next working cycle; In this sub-systems; The second synchronizer gear motor 40 can guarantee that two jacking cylinders 41 guarantee to make paper roll horizontal motion to next station with identical speed action; 38 of balance cocks are to guarantee that when unforeseen circumstancess such as power failure suddenly, propulsion source fault take place jacking apparatus and paper roll hover in current location; Can not cause the accident, simultaneously, jacking cylinder 41 can steadily be regained under certain back pressure because of deadweight descends.
In the upset pressing subsystem platen upset, two action circuits of platen pressing are arranged; Drive 7 runnings of the first load-sensitive Variable plunger pump by main pump motor 6; Hydraulic oil by the first load-sensitive Variable plunger pump 7 from fuel tank 5 in sucking-off and the ramming system, with electric energy be converted into hydraulic pressure can, proportional flow control valve 9, first proportional pressure valve 8 are respectively according to the flow and the pressure of need of work modulated pressure oil; First by pass valve, 10 initialization system safe working pressure; Protection system can not destroyed because of superpressure, and first compression indicator, 11 display system actual working pressure (a.w.p.)s are convenient to manual monitoring; Aperture to maxim through resize ratio flow valve 9, the setting pressure of first proportional pressure valve 8 are to operation pressure; YA3 gets electric first electro-hydraulic reversing valve, the 12 switching-overs work to a left side that makes; Hydraulic oil is through the check valve by-pass of first electro-hydraulic reversing valve 12, balance cock 13 rodless cavity to overturning oil cylinder 14; Overturning oil cylinder 14 is stretched out and drive platen and overturn; Simultaneously, the hydraulic oil of overturning oil cylinder 14 rod chambers then flows back in the fuel tank 5 through balance cock 13, first electro-hydraulic reversing valve 12, first cooling vessel 15, filter for molten 16; After platen turn to working position, through get electric second electro-hydraulic reversing valve, 18 switching-overs that make near switch control YA5, hydraulic oil flow to the first synchronizer gear motor 19 through electro-hydraulic reversing valve 18 and is divided into two-way; Get into the rod chamber of two platen pressing oil cylinders 22 respectively; Platen pressing oil cylinder 22 is regained synchronously, and simultaneously the hydraulic oil of rodless cavity is then through electro- hydraulic reversing valve 21,18, flows back in the fuel tank 5 through first cooling vessel 15, first filter 16; Platen pressing this moment oil cylinder 22 drives the hot pressing dish with identical speed synchronization quick pressing; When contacting end socket, the aperture through YA2 control ratio flow valve 9 is to smaller value, and the flow that the first load-sensitive Variable plunger pump 7 is extruded is less; Then the platen pressing oil cylinder 22 slow hot pressing dishes that drive move with identical speed synchronization; Air pressing end socket while squeezing in the housing material is accomplished the paper roll packing, when oil pressure rises to the setting pressure of pressure controller 20, and pressure controller 20 senders; The aperture of YA2 control ratio flow valve 9 is to maxim; YA6, YA7 get electric the 3rd electro-hydraulic reversing valve 18 switching-over that makes, and get into the rod chamber and the rodless cavity of platen pressing oil cylinder 22 simultaneously by the hydraulic oil of the first synchronizer gear motor, 19 shuntings, reset thereby utilize the characteristic of differential cylinder that platen pressing oil cylinder 22 is stretched out fast to drive the hot pressing dish to separate fast; After the hot pressing dish resets, YA3, YA5, YA6, YA7 dead electricity, YA4 gets electric first electro-hydraulic reversing valve, the 12 switching-overs work to the right side that makes; Hydraulic oil makes overturning oil cylinder 14 regain and drive the platen reverse flip, simultaneously through the check valve by-pass of first electro-hydraulic reversing valve 12, balance cock 13 rod chamber to overturning oil cylinder 14; The hydraulic oil of overturning oil cylinder 14 rodless cavities then flows back in the fuel tank 5 through balance cock 13, first electro-hydraulic reversing valve 12, first cooling vessel 15, filter for molten 16; After the platen upset sets back,, accomplish a cover upset pressing action through near switch control YA4 dead electricity; System gets into readiness for action, prepares next circulation.
Push away in the paper subsystem and drive 24 runnings of the second load-sensitive Variable plunger pump by motor 23; Hydraulic oil by the second load-sensitive Variable plunger pump 24 from fuel tank 5 in sucking-off and the ramming system; Electric energy is converted into hydraulic pressure can; The operation pressure of second proportional pressure valve, 26 modulated pressures oil, second by pass valve, 25 initialization system safe working pressure, protection system can not destroyed because of superpressure; YA8 gets; The 27 right position work of first solenoid directional control valve; Hydraulic oil gets into the rodless cavity that pushes away paper oil cylinder 29 through the unidirectional bypass of first solenoid directional control valve 27, first one-way throttle valve 28; Make to push away the paper oil cylinder and stretch out the promotion finished roll, simultaneously, the hydraulic oil that pushes away in paper oil cylinder 29 rod chambers then flows back to fuel tank 5 through the adjustable bypass of first one-way throttle valve 28, first solenoid directional control valve 27, first cooling vessel 15, first filter 16; After paper roll is released, the YA8 dead electricity, YA9 gets; 27 left side position work of first solenoid directional control valve; Hydraulic oil gets into the rod chamber that pushes away paper oil cylinder 29 through the unidirectional bypass of first solenoid directional control valve 27, first one-way throttle valve 28, makes to push away the paper oil cylinder and regain, simultaneously; The hydraulic oil that pushes away in paper oil cylinder 29 rodless cavities then flows back to fuel tank 5 through the adjustable bypass of first one-way throttle valve 28, first solenoid directional control valve 27, first cooling vessel 15, first filter 16; After pushing away 29 withdrawals of paper oil cylinder, YA1, YA9 dead electricity are accomplished one and are pushed away the paper working cycle and make system unloaded get into readiness for action; The kinematic velocity and the stationarity that push away paper oil cylinder 29 are regulated by the adjustable unit of first one-way throttle valve 28.
Claims (3)
1.
convertible double paper roll winder hydraulic efficiency pressure system; By online driving jacking subsystem, upset pressing subsystem with push away the paper subsystem and form; It is characterized in that: in the described online driving jacking subsystem; Check valve, by pass valve, solenoid directional control valve, balance cock, one-way throttle valve are installed on the auxilliary integrated package; The oil inlet of auxilliary integrated package links to each other with fix-displacement pump through conduit under fluid pressure, and an outlet of auxilliary integrated package links to each other with the rod chamber of jacking cylinder through conduit under fluid pressure, and has been connected in series the synchronizer gear motor in the centre; Another outlet links to each other with the rodless cavity of jacking cylinder through conduit under fluid pressure, and the return opening of auxilliary integrated package is connected in series cooling vessel, filter through conduit under fluid pressure and links to each other with fuel tank; Described pushing away in the paper subsystem; Proportional pressure valve, by pass valve, solenoid directional control valve, one-way throttle valve are installed concentratedly on main integrated package; Connect through the duct, inside in the integrated package; The load-sensitive Variable plunger pump links to each other with second oil inlet of main integrated package through conduit under fluid pressure, integrated package export through conduit under fluid pressure with push away the paper oil cylinder and link to each other; In the described upset pressing subsystem; Proportional pressure valve, proportional flow control valve, by pass valve, three electro-hydraulic reversing valves, two balance cock, two electro-hydraulic reversing valves, pressure controller, two electro-hydraulic reversing valves are installed concentratedly on main integrated package; Connect through the duct, inside in the integrated package; Be provided for connecting manometric pressure measurement interface on the main integrated package; The load-sensitive Variable plunger pump links to each other with first oil inlet of main integrated package through conduit under fluid pressure, and the outlet of integrated package links to each other with overturning oil cylinder, platen pressing oil cylinder respectively through conduit under fluid pressure, and the synchronizer gear motor is installed on the rod chamber oil circuit of two platen pressing oil cylinders.
2.
are according to the convertible double paper roll winder hydraulic efficiency pressure system of claim 1; It is characterized in that: upset pressing subsystem with push away the shared main integrated package of paper subsystem, the return opening of main integrated package links to each other with cooling vessel, filter serial connection and with fuel tank through conduit under fluid pressure.
3.
is characterized in that according to the convertible double paper roll winder hydraulic efficiency pressure system of claim 1: be the upset pressing subsystem at center and push away the paper subsystem and be the shared fuel tank of online driving jacking subsystem at center with auxilliary integrated package with main integrated package.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201934354U CN202163638U (en) | 2011-06-10 | 2011-06-10 | Rolling-over type double-station paper roll winder hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201934354U CN202163638U (en) | 2011-06-10 | 2011-06-10 | Rolling-over type double-station paper roll winder hydraulic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202163638U true CN202163638U (en) | 2012-03-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201934354U Expired - Fee Related CN202163638U (en) | 2011-06-10 | 2011-06-10 | Rolling-over type double-station paper roll winder hydraulic system |
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| CN (1) | CN202163638U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102824938A (en) * | 2012-08-23 | 2012-12-19 | 南京西普水泥工程集团有限公司 | Hydraulic turning device for vertical mill |
| CN106122135A (en) * | 2016-08-31 | 2016-11-16 | 江苏高德液压机械有限公司 | The hydraulic control system of scrap bundler |
| CN108061068A (en) * | 2018-01-08 | 2018-05-22 | 中国铁建重工集团有限公司 | Double-shielded TBM Rapid reset hydraulic system and digging device |
| CN108357738A (en) * | 2017-04-06 | 2018-08-03 | 山鹰国际控股股份公司 | A kind of more specification paper roll conveying and packaging automatic production lines and method |
| CN109162972A (en) * | 2018-10-30 | 2019-01-08 | 太重榆次液压工业（上海）有限公司 | A kind of aluminium volume baling press send the plunger pump speed regulating control hydraulic device of volume trolley |
-
2011
- 2011-06-10 CN CN2011201934354U patent/CN202163638U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102824938A (en) * | 2012-08-23 | 2012-12-19 | 南京西普水泥工程集团有限公司 | Hydraulic turning device for vertical mill |
| CN106122135A (en) * | 2016-08-31 | 2016-11-16 | 江苏高德液压机械有限公司 | The hydraulic control system of scrap bundler |
| CN106122135B (en) * | 2016-08-31 | 2017-11-14 | 江苏高德液压机械有限公司 | The hydraulic control system of scrap bundler |
| CN108357738A (en) * | 2017-04-06 | 2018-08-03 | 山鹰国际控股股份公司 | A kind of more specification paper roll conveying and packaging automatic production lines and method |
| CN108357738B (en) * | 2017-04-06 | 2019-08-02 | 山鹰国际控股股份公司 | A kind of more specification paper roll conveying and packaging automatic production lines and method |
| CN108061068A (en) * | 2018-01-08 | 2018-05-22 | 中国铁建重工集团有限公司 | Double-shielded TBM Rapid reset hydraulic system and digging device |
| CN108061068B (en) * | 2018-01-08 | 2024-04-23 | 中国铁建重工集团股份有限公司 | Double-shield TBM quick resetting hydraulic system and tunneling equipment |
| CN109162972A (en) * | 2018-10-30 | 2019-01-08 | 太重榆次液压工业（上海）有限公司 | A kind of aluminium volume baling press send the plunger pump speed regulating control hydraulic device of volume trolley |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120314 Termination date: 20130610 |