CN207240966U - Energy-conserving hydraulic former - Google Patents
Energy-conserving hydraulic former Download PDFInfo
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- CN207240966U CN207240966U CN201721066058.1U CN201721066058U CN207240966U CN 207240966 U CN207240966 U CN 207240966U CN 201721066058 U CN201721066058 U CN 201721066058U CN 207240966 U CN207240966 U CN 207240966U
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- energy
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- storing container
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Abstract
The utility model rises oil hydraulic cylinder on a kind of energy-conserving hydraulic former, including an energy saving cylinder pressure, an energy-storing container, a platen, a upper mold and one.The upper mold is integrally fixed on the platen.The energy saving cylinder pressure is for promoting the platen and upper mold to move up.The energy-storing container is for should the energy saving required power of cylinder pressure.In the platen and upper mold folding process, the summation gravity of the platen and the upper mold can be pressurized the working fluid inside the energy-storing container, so that the energy-storing container internal pressure is gradually lifted to a predetermined pressure.Until the platen and upper mold are promoted by the rising oil hydraulic cylinder to be moved up, the energy-storing container just drives the energy saving cylinder pressure by power caused by the predetermined pressure, so that the energy saving cylinder pressure auxiliary pushing platen and upper mold move up, live load so as to mitigating the rising oil hydraulic cylinder, achievees the purpose that to save electric power and reduces cost.
Description
Technical field
The utility model is related with hydraulic forming equipment, espespecially a kind of energy-conserving hydraulic former.
Background technology
In order to which composite material or metal material to be manufactured into the product of predetermined shape, hydro-forming machine be it is indispensable,
Common such as takes out sheet metal forming machine, high velocity forging machine, oil-hydraulic bending machine tool, progressive die press, composite material/plastic injection forming deeply
Machine etc..This kind of hydro-forming machine usually has a platen opposing upper and lower and a base, and hydraulic-driven control system
System.The platen bottom is for a upper mold of one shaping dies of installing, and the base is then for a lower die of the installing shaping dies.In the liquid
Under the driving and control for pressing driving control system, which can move down into a closing position from an original position, so that the upper mold
Complete to close with lower die.Then, which moves up again returns to the original position, so that the upper mold and lower die separate, at this time, forms in
Product in the shaping dies just can be taken off, in this way, completing the hydroforming operation of the product.
However, with product size become larger, such as a car engine chamber cap or an Automobile shell, needed for the hydro-forming machine
Platen, base and the shaping dies wanted opposite can all become larger, become weight so that the driving dress used needed for the hydraulic drive control system
Put, such as oil hydraulic cylinder, oil pump, electro-motor etc., correspondence is also required in size and functional specification and is become larger, the electric power consumed also can
Therefore become more, especially moved up in the platen and return to the stage in situ, because the summation weight of both the platen and upper mold is usually up to
Tens of tons or hundred tons, to keep the platen to rise with upper mold by predetermined speed, need to take multigroup or big driving force driving device
To drive moving up for the platen and upper mold, this can not only consume many electric power, can also improve manufacture cost, these problems demands solve.
Utility model content
In view of the high tonnage platen of existing hydro-forming machine needs a large amount of consumption electric powers in the stage that moves up with upper mold, and need
The problem of taking multigroup or big driving force driving device, the utility model provide a kind of energy-conserving hydraulic former, so as to
Solve foregoing problems.
To reach above-mentioned purpose, the utility model provides a kind of energy-conserving hydraulic former, wherein, the energy-conserving hydraulic
Former includes a hydraulic drive control system and upper and lower opposite a platen and a base, is installed on the platen on one
A lower die is installed on mould, and the base, the hydraulic drive control system includes:
One fuel tank, the internal reservoir of the fuel tank have working oil;
One main oil pressure cylinder, the main oil pressure cylinder connects the platen, and the main oil pressure cylinder connects the fuel tank by pipeline;
One rises oil hydraulic cylinder, and the rising oil hydraulic cylinder connects the platen, and the rising oil hydraulic cylinder is connected by pipeline
The fuel tank;
One main oil pressure power unit, the main oil pressure power unit connect the fuel tank, the main oil pressure cylinder by pipeline
And the rising oil hydraulic cylinder, and the main oil pressure power unit can in the state of the upper mold and the lower die will close to
The main oil pressure cylinder provides oil hydraulic power, and the main oil pressure cylinder by the platen stresses on the upper mold and the upper mold and institute
The closure of lower die is stated, and the main oil pressure power unit can provide oil pressure to the rising oil hydraulic cylinder in the state of die sinking and move
Power, the rising oil hydraulic cylinder can drive is moved away from the lower die in the platen and the upper mold;
One energy saving cylinder pressure, the energy saving cylinder pressure connect the platen;
One energy-storing container, the energy-storing container connect the energy saving cylinder pressure by pipeline, and the energy-storing container can be
The platen and the upper mold were moved down in the stage makes the energy-storing container by the summation gravity of the platen and the upper mold
Internal working fluid is pressurized to a predetermined pressure, and moves up in the stage for returning to original position and lead in the platen and the upper mold
Crossing the predetermined pressure auxiliary energy saving cylinder pressure promotes the platen and the upper mold to move up, wherein, the predetermined pressure is small
In the platen and the summation gravity of the upper mold;
One pressure detection device, the pressure detection device connect the energy-storing container, and the pressure detection by pipeline
Device can transmit in the state of the pressure for detecting the working fluid in the energy-storing container is less than or equal to a preset value
One supplementary signal, and the pressure of the working fluid in the energy-storing container is detected more than described pre- in the pressure detection device
If a stop signal is transmitted in the state of value;And
One supplementary device, the supplementary device connect the energy-storing container by pipeline, and the supplementary device can be
Receive and the working fluid is supplemented to the energy-storing container in the state of the supplementary signal, and the supplementary device can receive
Stop supplementing the working fluid to the energy-storing container in the state of the stop signal.
Energy-conserving hydraulic former as described above, wherein, the energy-storing container is an accumulator.
Energy-conserving hydraulic former as described above, wherein, the main oil pressure power unit includes an electro-motor and one
Two-way oil pressure pump, the two-way oil pressure pump connect the fuel tank, the main oil pressure cylinder and the rising oil hydraulic cylinder, institute by pipeline
State electro-motor and drive the two-way oil pressure pump operation, the two-way oil pressure pump can squeeze into the working oil in the fuel tank
The main oil pressure cylinder or the rising oil hydraulic cylinder.
Energy-conserving hydraulic former as described above, wherein, the main oil pressure cylinder is that can only realize one by oil hydraulic power
The unidirectional oil hydraulic cylinder of a direction movement, and the direction is the direction that the platen moves down.
Energy-conserving hydraulic former as described above, wherein, the supplementary device includes an electro-motor and an oil pressure pump,
The oil pressure pump connects the fuel tank and the energy-storing container by pipeline, and the electro-motor drives the oil pressure pump operation,
The working oil in the fuel tank can be filled into the energy-storing container by the oil pressure pump.
Energy-conserving hydraulic former as described above, wherein, the oil pressure pump is a unidirectional oil pressure pump.
Energy-conserving hydraulic former as described above, wherein, the energy saving cylinder pressure is an oil hydraulic cylinder, in the energy-storing container
The working fluid be oil, the supplementary device is connected to the fuel tank, and the supplementary device can be by the institute in the fuel tank
Working oil is stated to add in the energy-storing container.
Energy-conserving hydraulic former as described above, wherein, the energy saving cylinder pressure is a pneumatic cylinder, in the energy-storing container
The working fluid be gas, the supplementary device is an air pressure source of supply, and the supplementary device can supplement the gas
Into the energy-storing container.
In more detail, the energy-conserving hydraulic former of the utility model includes a hydraulic drive control system and upper and lower opposite
Respectively to install a upper mold and a lower die, which includes an oil for one platen and a base, the platen and base
Case, a main oil pressure cylinder, one rise oil hydraulic cylinder and an oil hydraulic power unit.The main oil pressure cylinder and rising oil hydraulic cylinder are all connected with the platen, and all
The fuel tank is connected by pipeline.The oil hydraulic power unit connects the fuel tank, the main oil pressure cylinder and the rising oil hydraulic cylinder by pipeline, and should
Oil hydraulic power unit can provide oil hydraulic power when the upper mold and the lower die will close and give the main oil pressure cylinder, so that the main oil pressure cylinder leads to
Cross the platen to stress on the upper mold and complete the closure of upper mold and lower die, and the oil hydraulic power unit can provide oil hydraulic power in die sinking
The rising oil hydraulic cylinder is given, so that the rising oil hydraulic cylinder drives and the lower die is moved away from the platen and upper mold.The hydraulic drive control system is also
Including an energy saving cylinder pressure and an energy-storing container, optional oil or gas are as its working fluid both this, therefore the energy saving cylinder pressure can be an oil
Cylinder pressure or a pneumatic cylinder.Wherein, which connects the platen, which connects the energy saving cylinder pressure by pipeline, and can be at this
Platen and upper mold were moved down in the stage, and the working fluid for making it internal using the summation gravity of the platen and the upper mold is pressurized to a pre- level pressure
Power, and in the platen and upper mold move up and return to the stage in situ, using the predetermined pressure come aid in the energy saving cylinder pressure promote the platen and
Upper mold moves up.Wherein, which is less than the platen and the summation gravity of upper mold.More preferably, which can be an accumulator.
It is preferred that the hydraulic drive control system can include a pressure detection device and a supplementary device again.The pressure detection
Device connects the energy-storing container by pipeline, and the pressure detection device can be in the pressure for detecting the working fluid in the energy-storing container
Power transmits a supplementary signal when being less than or equal to a preset value, and big in the pressure for detecting the working fluid in the energy-storing container
A stop signal is transmitted when the preset value.The supplementary device connects the energy-storing container, and the supplementary device energy by pipeline
Working fluid is supplemented to the energy-storing container when receiving the supplementary signal, and the supplementary device stops when receiving the stop signal
Working fluid is supplemented to energy-storing container, so as to allowing the working fluid in the energy-storing container to return to original amount.
It is preferred that the oil hydraulic power unit preferably includes an electro-motor and a two-way oil pressure pump, the two-way oil pressure pump
The fuel tank, the main oil pressure cylinder and the rising oil hydraulic cylinder are connected by pipeline, which drives the two-way oil pressure pump operation, with
Working oil in the fuel tank is squeezed into the main oil pressure cylinder or the rising oil hydraulic cylinder.More preferably, which is to be moved by oil pressure
Power can only realize the unidirectional oil hydraulic cylinder of a direction movement, and the direction is the direction that the platen moves down.
Wherein, which preferably further includes an electro-motor and an oil pressure pump, which is connected to by pipeline
The fuel tank and the energy-storing container, the electro-motor drive the oil pressure pump, the working oil in the fuel tank are filled into the energy-storing container.
More preferably, which is a unidirectional oil pressure pump.
Relative to the prior art, the energy-conserving hydraulic former of the utility model moves down the stage in the platen and upper mold,
The energy-storing container is pressurized to a predetermined pressure using the weight of the platen and upper mold, and in the platen to move up the stage then sharp
With the release of the predetermined pressure stored by the energy-storing container, drive in above-mentioned energy saving cylinder pressure auxiliary pushing platen and upper mold
Move, in this way, the electric power that the platen and upper mold are consumed in the stage of moving up just can be reduced, and can be selected less group or driving force compared with
Low driving device, is made this to reduce, solves the above problem of existing hydro-forming machine.
Brief description of the drawings
The following drawings is only intended in doing schematic illustration and explanation to the utility model, does not limit the model of the utility model
Enclose.Wherein:
Fig. 1 be a preferred embodiment of the utility model energy-conserving hydraulic former system schematic (platen 2 positioned at original
Position).
Fig. 2 is that (platen 2 is positioned at closing for the system schematic of the preferred embodiment of the utility model energy-conserving hydraulic former
Close position).
Fig. 3 is that (platen 2 is located at for the system schematic of another preferred embodiment of energy-conserving hydraulic former of the utility model
Original position).
Drawing reference numeral explanation:
1st, 1a hydraulic drive control systems
10 fuel tank, 11 main oil pressure cylinder
12 rise 13 oil hydraulic power unit of oil hydraulic cylinder
130 electro-motor, 131 oil pressure pump
14th, the energy saving cylinder pressures 15 of 14a, 15a energy-storing containers
16th, 16a pressure detections device 17,17a supplementary devices
170 electro-motor, 171 oil pressure pump
2 platen, 3 base
41 upper mold, 42 lower die
Embodiment
In order to have clearer understanding to the technical solution of the utility model, purpose and effect, in conjunction with brief description of the drawings originally
The embodiment of utility model.
The system schematic of one preferred embodiment of the energy-conserving hydraulic former of the display the utility model of Fig. 1 and 2, and
This is preferably applied in embodiment, also omits the usual board of such hydraulic forming equipment (such as gantry bench), control valve and phase
The explanation of oil pressure part is closed, is only just illustrated with the relevant part of the utility model.
As shown in Figure 1, the energy-conserving hydraulic former include a hydraulic drive control system 1, a high tonnage platen 2,
An and base 3.The platen 2 and base 3 is upper and lower is oppositely disposed in the board (not shown), and respectively to install one into
A upper mold 41 and a lower die 42 for shape mould.The hydraulic drive control system 1 is preferably a kind of oil hydraulic system, it includes passing through pipe
Road connection a fuel tank 10, an at least main oil pressure cylinder 11, at least one rise oil hydraulic cylinder 12, an oil hydraulic power unit 13, at least one
Energy saving cylinder pressure 14, at least an energy-storing container 15, a pressure detection device 16 and a supplementary device 17.Wherein:
10 internal storage of the fuel tank hydraulic drive control system 1 required working oil when running.The main oil pressure cylinder
11st, rise oil hydraulic cylinder 12 and the piston rod of energy saving cylinder pressure 14 connects the platen 2, platen 2 is past, returns an original position to drive this
(position as shown in Figure 1) and closing position (position as shown in Figure 2), all visual actual demand of quantity of these oil hydraulic cylinders
Determine, be not limited with the quantity shown in scheming.
As shown in Figure 1, the energy-storing container 15 is connected by pipeline with energy saving cylinder pressure 14, and the energy-storing container 15 is interior, energy saving
In the piston underlying space of cylinder pressure 14 and in pipeline between the two, working fluid (such as oil or gas) can be full of.When raw material (example
Such as one block of steel plate or composite panel) it is placed in after lower die 42, so that it may start to move down the platen 2 and upper mold 41, at this time, should
Platen 2 and upper mold 41 borrow summation gravity (the i.e. gravity of platen 2 and the gravity of upper mold 41 corresponding to the summation weight of itself
Summation) and move down, until the upper mold 41 will be closed with the lower die 42, which just comes into operation, to carry
Give the main oil pressure cylinder 11 for oil hydraulic power so that the main oil pressure cylinder 11 stresses on the upper mold 41 by the platen 2, and then with this
Mould 42 completes closure, as shown in Figure 2.At this time, one have predetermined shape metal or composite product i.e. be formed on this into
In shape mould.
In this embodiment, which includes an electro-motor 130 and an oil pressure pump 131, the oil pressure pump
131 be in this embodiment a two-way oil pressure pump, it connects the fuel tank 10 and the main oil pressure cylinder 11.The electro-motor 130 drives
The oil pressure pump 131 is run, the working oil in the fuel tank 10 is squeezed into the main oil pressure cylinder 11, so that the main oil pressure cylinder 11 promotes
The platen 2 moves down, and the upper mold 41 of therefore pressurizeing, and makes it complete to close with lower die 42.The main oil pressure cylinder 11 is preferably a kind of logical
The unidirectional oil hydraulic cylinder of a direction movement, such as a plunger type oil hydraulic cylinder can only be realized by crossing oil pressure.
Referring again to Fig. 1, during the platen 2 and upper mold 41 are moved down by means of its summation gravity, this can be pulled two energy saving
The piston rod of cylinder pressure 14 moves down, and at this time, the working fluid of the piston underlying space of the two energy saving cylinder pressure 14 can be subject to the piston
Oppress and pour into the energy-storing container 15 so that the internal pressure rise of the energy-storing container 15, this is the equal of to hold to the energy storage
Device 15 is pressurized.With moving down for the platen 2 and upper mold 41, the internal pressure of the energy-storing container 15 can be by the platen 2 and upper mold 41
Gradually it is pressurized to a predetermined pressure.Wherein, which need to be less than the platen 2 and the summation gravity of upper mold 41, for example, can incite somebody to action
The size of the predetermined pressure is set as the 1/2 or 1/3 of the summation gravity, avoids the speed that moves down of the platen 2 and upper mold 41 and becomes
It is too slow.In short, the energy-storing container 15 is in the platen 2 and upper mold 41 move down the stage, by the platen 2 and upper mold 41 when moving down
Gravity be converted into energy (oil pressure energy or air pressure) and stored.In this embodiment, which selects oil
Cylinder pressure, therefore the two energy saving cylinder pressure 14 connects the energy-storing container 15 and the fuel tank 10, and the working fluid is working oil.Wherein, should
The internal accumulator (or accumulator) with air bag can be selected in energy-storing container 15, but this is not limited, for example, the energy-storing container 15
Also the internal high-pressure bottle without air bag can be selected.
Referring to Fig. 2, there are two to rise the outside that oil hydraulic cylinder 12 is located at two energy saving cylinder pressures 14 respectively in this embodiment, and
Two rising oil hydraulic cylinders 12 are connected to the oil pressure pump 131.After the product is formed, which drives immediately
The oil pressure pump 131 is run, the working oil in the fuel tank 10 is squeezed into two rising oil hydraulic cylinders 12, so that two rise oil hydraulic cylinder 12
Drive the platen 2 to move up and return to the original position as shown in Figure 1, at this time the upper mold 41 of the shaping dies and lower die 42 separate relatively and
In die opening state, so that the product is taken out.
In the platen 2 and upper mold 41 promote the stage moved up by two rising oil hydraulic cylinders 12, inside the energy-storing container 15
Working fluid is input to two energy saving cylinder pressures 14 by the predetermined pressure to follow arrow direction shown in Fig. 2, and therefore drives two sections
Energy cylinder pressure 14 promotes the platen 2 and upper mold 41 to move up, this expression, moves up in the stage in the platen 2, except being subject to two rising oil pressure
Outside the promotion of cylinder 12, also it is subject to the auxiliary pushing of the energy saving cylinder pressure 14.In other words, which releases energy at this time comes
Promote two energy saving cylinder pressures 14 to produce auxiliary power, the original position is returned to assist two rising oil hydraulic cylinders 12 to promote the platen 2 to move up.
From the foregoing it may be appreciated that the energy-storing container 15 is moved down in the stage in the platen 2 and each of upper mold 41, by the platen
2 and the summation gravity of upper mold 41 be converted into energy (oil pressure energy or air pressure) and stored, and moving up every time in the platen 2
In stage, two energy saving cylinder pressures 14 are given using stored energy supply power, so that two energy saving 14 auxiliary pushing of cylinder pressure platens 2
Move up.Due to allowing the energy-storing container 15 to be pressurized to the predetermined pressure merely with the summation gravity of the platen 2 and upper mold 41, do not make
With power set (such as the oil pressure pump driven by electro-motor), thus can electric power saving consumption.And in the platen 2 and upper mold 41
Every time move up in the stage, due to the two energy saving cylinder pressure 14 be using the predetermined pressure of the energy-storing container 15 come auxiliary pushing should
Platen 2 and upper mold 41 move up, therefore the live load of two rising oil hydraulic cylinders 12 is mitigated, this represents electro-motor 130, the oil pressure
The quantity that pump 131 and two rises the driving devices such as oil hydraulic cylinder 12 can be relatively fewer, or the driving that optional driving force is relatively low
Device, to reduce manufacture cost.
As shown in Figure 1, the energy-storing container 15 is also connected with the supplementary device 17, and the pressure detection device is also connected between the two
16.In this embodiment, which includes an electro-motor 170 and an oil pressure pump 171, and the oil pressure pump 171 is single for one
To oil pressure pump, it is connected between the fuel tank 10 and the energy-storing container 15.If the pressure that the pressure detection device 16 is detected is small
When a preset value, represent that the working fluid in the energy-storing container 15 is reduced because of leakage, therefore need to be supplemented.This
When, which transmits a supplementary signal and gives the electro-motor 170, goes drive should to start the electro-motor 170
Oil pressure pump 171, the working oil (working fluid) in the fuel tank 10 is filled into the energy-storing container 15, once work therein
When fluid is added recovery original amount, which will be higher than the preset value because of the pressure detected
And transmit a stop signal and give the electro-motor 170, so that the electro-motor 170 is out of service and makes the oil pressure pump 171 no longer
Supplement working fluid.
Fig. 3 shows another preferred embodiment of the utility model energy-conserving hydraulic former, its structure and operation are substantially
The energy-conserving hydraulic former shown in Fig. 1 and Fig. 2 is same as, difference essentially consists in, the liquid of another preferred embodiment
The two energy saving cylinder pressure 14a of pressure driving control system 1a are to select pneumatic cylinder, therefore inside two energy saving cylinder pressure 14a and energy-storing container 15a
Working fluid be gas, and the supplementary device 17a that are connected of two energy saving cylinder pressure 14a are an air pressure sources of supply, such as an air
Compressor, and pressure detection device 16a is the pressure for detecting the gas (working fluid).
Understand in summary, the energy-conserving hydraulic former of the utility model can utilize the weight of above-mentioned platen and upper mold will
The energy-storing container is pressurized to a predetermined pressure, and using the predetermined pressure drive above-mentioned energy saving cylinder pressure auxiliary pushing platen with it is upper
The shifting of mould, reaches the effect of saving electric power and less group or driving force relatively low driving device can be selected, this is made to reduce,
Existing hydro-forming machine is solved to move up a large amount of consumption electric powers of stage needs in its platen and upper mold and need to take multigroup or driving
The problems such as ability higher driving device.
The above descriptions are merely exemplary embodiments of the present utility model, is not limited to the model of the utility model
Enclose.Any those of ordinary skill in the art, made by the premise of the design of the utility model and principle is not departed from etc.
With change and modification, the scope that the utility model is protected should all be belonged to.
Claims (8)
1. a kind of energy-conserving hydraulic former, it is characterised in that the energy-conserving hydraulic former is controlled including a hydraulic-driven
System and upper and lower opposite a platen and a base, install on the platen and are installed in a upper mold, and the base
Mould, the hydraulic drive control system include:
One fuel tank, the internal reservoir of the fuel tank have working oil;
One main oil pressure cylinder, the main oil pressure cylinder connects the platen, and the main oil pressure cylinder connects the fuel tank by pipeline;
One rises oil hydraulic cylinder, and the rising oil hydraulic cylinder connects the platen, and described in the rising oil hydraulic cylinder connected by pipeline
Fuel tank;
One main oil pressure power unit, the main oil pressure power unit connect the fuel tank, the main oil pressure cylinder and institute by pipeline
Rising oil hydraulic cylinder is stated, and the main oil pressure power unit can be in the state of the upper mold will be closed with the lower die to described
Main oil pressure cylinder provides oil hydraulic power, the main oil pressure cylinder by the platen stress on the upper mold and the upper mold with it is described under
The closure of mould, and the main oil pressure power unit can provide oil hydraulic power, institute in the state of die sinking to the rising oil hydraulic cylinder
State and rise oil hydraulic cylinder and can drive and be moved away from the lower die in the platen and the upper mold;
One energy saving cylinder pressure, the energy saving cylinder pressure connect the platen;
One energy-storing container, the energy-storing container connects the energy saving cylinder pressure by pipeline, and the energy-storing container can be described
Platen and the upper mold move down the inside for making the energy-storing container in the stage by the summation gravity of the platen and the upper mold
Working fluid be pressurized to a predetermined pressure, and move up to return in the platen and the upper mold and pass through institute in the stage in situ
Stating the predetermined pressure auxiliary energy saving cylinder pressure promotes the platen and the upper mold to move up, wherein, the predetermined pressure is less than institute
State platen and the summation gravity of the upper mold;
One pressure detection device, the pressure detection device connect the energy-storing container, and the pressure detection device energy by pipeline
Transmission one is mended in the state of the pressure for detecting the working fluid in the energy-storing container is less than or equal to a preset value
Signal is filled, and detects in the pressure detection device pressure of the working fluid in the energy-storing container and is more than the preset value
In the state of transmit a stop signal;And
One supplementary device, the supplementary device connects the energy-storing container by pipeline, and the supplementary device can receive
Supplement the energy-storing container working fluid in the state of the supplementary signal, and the supplementary device can receive it is described
Stop supplementing the working fluid to the energy-storing container in the state of stop signal.
2. energy-conserving hydraulic former according to claim 1, it is characterised in that the energy-storing container is an accumulator.
3. energy-conserving hydraulic former according to claim 1, it is characterised in that the main oil pressure power unit includes one
Electro-motor and a two-way oil pressure pump, the two-way oil pressure pump connect the fuel tank, the main oil pressure cylinder and described by pipeline
Rise oil hydraulic cylinder, the electro-motor drives the two-way oil pressure pump operation, and the two-way oil pressure pump can be by the fuel tank
The working oil squeezes into the main oil pressure cylinder or the rising oil hydraulic cylinder.
4. energy-conserving hydraulic former according to claim 3, it is characterised in that the main oil pressure cylinder is to be moved by oil pressure
Power can only realize the unidirectional oil hydraulic cylinder of a direction movement, and the direction is the direction that the platen moves down.
5. energy-conserving hydraulic former according to claim 2, it is characterised in that the supplementary device includes an electronic horse
Reach and an oil pressure pump, the oil pressure pump connect the fuel tank and the energy-storing container by pipeline, the electro-motor drives institute
Oil pressure pump operation is stated, the working oil in the fuel tank can be filled into the energy-storing container by the oil pressure pump.
6. energy-conserving hydraulic former according to claim 5, it is characterised in that the oil pressure pump is a unidirectional oil pressure
Pump.
7. energy-conserving hydraulic former according to claim 1, it is characterised in that the energy saving cylinder pressure is an oil hydraulic cylinder,
The working fluid in the energy-storing container is oil, and the supplementary device is connected to the fuel tank, and the supplementary device can incite somebody to action
The working oil in the fuel tank is added in the energy-storing container.
8. energy-conserving hydraulic former according to claim 1, it is characterised in that the energy saving cylinder pressure is a pneumatic cylinder,
The working fluid in the energy-storing container is gas, and the supplementary device is an air pressure source of supply, the supplementary device energy
The gas is added in the energy-storing container.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721066058.1U CN207240966U (en) | 2017-08-24 | 2017-08-24 | Energy-conserving hydraulic former |
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Application Number | Priority Date | Filing Date | Title |
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CN201721066058.1U CN207240966U (en) | 2017-08-24 | 2017-08-24 | Energy-conserving hydraulic former |
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Publication Number | Publication Date |
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CN207240966U true CN207240966U (en) | 2018-04-17 |
Family
ID=61881029
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CN201721066058.1U Expired - Fee Related CN207240966U (en) | 2017-08-24 | 2017-08-24 | Energy-conserving hydraulic former |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109421312A (en) * | 2017-08-24 | 2019-03-05 | 连杰油压工业股份有限公司 | Energy-conserving hydraulic former |
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2017
- 2017-08-24 CN CN201721066058.1U patent/CN207240966U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109421312A (en) * | 2017-08-24 | 2019-03-05 | 连杰油压工业股份有限公司 | Energy-conserving hydraulic former |
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