CN108127878A - For improving the driving mechanism of injection molding machine open mold speed - Google Patents
For improving the driving mechanism of injection molding machine open mold speed Download PDFInfo
- Publication number
- CN108127878A CN108127878A CN201711341307.8A CN201711341307A CN108127878A CN 108127878 A CN108127878 A CN 108127878A CN 201711341307 A CN201711341307 A CN 201711341307A CN 108127878 A CN108127878 A CN 108127878A
- Authority
- CN
- China
- Prior art keywords
- accumulator
- oil inlet
- oil
- open mold
- die sinking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001746 injection moulding Methods 0.000 title claims abstract description 30
- 230000007246 mechanism Effects 0.000 title claims abstract description 19
- 239000003921 oil Substances 0.000 claims abstract description 98
- 238000004080 punching Methods 0.000 claims abstract description 35
- 238000000465 moulding Methods 0.000 claims abstract description 33
- 239000010727 cylinder oil Substances 0.000 claims abstract description 11
- 239000012530 fluid Substances 0.000 claims description 23
- 239000002828 fuel tank Substances 0.000 claims description 11
- 239000000446 fuel Substances 0.000 claims description 5
- 238000009825 accumulation Methods 0.000 claims description 2
- 238000003860 storage Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims 2
- 238000002347 injection Methods 0.000 abstract description 13
- 239000007924 injection Substances 0.000 abstract description 13
- 230000008901 benefit Effects 0.000 abstract description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/67—Mould opening, closing or clamping devices hydraulic
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/02—Installations or systems with accumulators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention, which relates to, discloses a kind of driving mechanism for being used to improve injection molding machine open mold speed, the hydraulic-driven component being connect including template and with template, the hydraulic-driven component includes controller, for providing the hydraulic cylinder of template open mold driving force, for improving the accumulator of template open mold speed, for controlling the control valve of hydraulic cylinder oil inlet quantity and oil inlet direction, the hydraulic cylinder includes die sinking chamber and molding chamber, the control valve includes punching press mouth, the pressure port connected with punching press mouth, the die sinking oil inlet connected with die sinking chamber, and the molding oil inlet connected with molding chamber, the accumulator connects to provide open mold stamping press with punching press mouth, the controller will control signal to send control valve to, it is connected with control pressure mouth with die sinking oil inlet or molding oil inlet.The present invention has many advantages, such as that injection efficiency is high, safe and reliable.
Description
Technical field
The present invention relates to injection molding arts, more particularly, to improve the driving mechanism of injection molding machine open mold speed.
Background technology
Injection molding machine is that thermoplastic or thermosetting plastics are made variously-shaped plastics system using mould for plastics
The main former of product.Its thrust by screw rod (or plunger), by the modeling of the molten condition being plasticized (i.e. viscous state)
Material is injected into the die cavity being closed, and the technical process of product is obtained after cured sizing.But the open mold of existing injection molding machine
Mechanism structure is complicated, of high cost, and injection speed is slow, and injection speed can not be adjusted, and leads to that integral molded plastic efficiency is low, injection safety
The problems such as property and reliability are low.
Invention content
The technical problem to be solved by the present invention is to overcome the deficiencies in the prior art, provide a kind of injection efficiency is high, safety can
That leans on is used to improve the driving mechanism of injection molding machine open mold speed.
In order to solve the above technical problems, the present invention uses following technical scheme：
For improving the driving mechanism of injection molding machine open mold speed, the hydraulic-driven group that is connect including template and with template
Part, the hydraulic-driven component include controller, for template open mold driving force is provided hydraulic cylinder, open for improving template
The accumulator of closure pressing speed, the control valve for controlling hydraulic cylinder oil inlet quantity and oil inlet direction, the hydraulic cylinder include die sinking chamber
And molding chamber, the control valve include punching press mouth, the pressure port connected with punching press mouth, the die sinking oil inlet connected with die sinking chamber,
And the molding oil inlet connected with molding chamber, the accumulator connect to provide open mold stamping press, the control with punching press mouth
Device processed will control signal to send control valve to, be connected with control pressure mouth with die sinking oil inlet or molding oil inlet.
As a further improvement of the above technical scheme：
The hydraulic-driven component further includes locked mode valve plate, and the locked mode valve plate is equipped with accumulator oil-feed port, accumulator
Oil return opening and guide's hydraulic fluid port, the accumulator connects respectively with accumulator oil-feed port, accumulator oil return opening and guide's hydraulic fluid port, described
Guide's hydraulic fluid port is connected with punching press mouth.
Oil inlet pipe is equipped between the accumulator and the accumulator oil-feed port of locked mode valve plate, the oil inlet pipe is equipped with
Fluid during accumulator punching press is prevented to be back to the check valve of accumulator oil-feed port and adjust the throttling of accumulator oil inlet quantity size
Valve.
The oil inlet pipe is equipped with the filter for being filtered to oil residue, and the filter is set on locked mode valve
Between the accumulator oil-feed port and check valve of plate.
Oil return line is equipped between the accumulator and the accumulator oil return opening of locked mode valve plate, the oil return line is equipped with
Ensure the constant overflow valve of accumulator pressure inside the tank.
The hydraulic-driven component further includes fuel tank, hydraulic pump and driving motor, the fuel tank and accumulator oil-feed port and
Accumulator oil return opening connects, and the hydraulic pump is connect respectively with driving motor and fuel tank.
The control valve further includes hydraulic cylinder oil return opening, and in molding, the pressure port is connected with molding oil inlet, described
Hydraulic cylinder oil return opening is connected with die sinking oil inlet；In die sinking, the pressure port is connected with die sinking oil inlet, and the hydraulic cylinder returns
Hydraulic fluid port is connected with molding oil inlet.
The control valve is proportional control valve.
The accumulator is equipped with the pressure gauge for reading accumulator internal pressure.
Compared with prior art, the advantage of the invention is that：
The injection molding machine actuating mechanism of the present invention includes controller, hydraulic cylinder, accumulator and control valve.Wherein, control valve is set
Punching press mouth, pressure port, die sinking oil inlet and molding oil inlet, accumulator is equipped with to connect to rush punching press mouth with punching press mouth
Pressure effectively increases the open mold speed of injection molding machine, while can adjust injection moulding speed again, ensure that injection whole efficiency
Meanwhile improve injection safety and the reliability of injection molding machine；And pressure port is connected with punching press mouth, controller will control signal to pass
Control valve is given, the open mold for completing injection molding machine is connected with die sinking oil inlet or molding oil inlet with control pressure mouth, realizes
It the automatic running of open mold and automatically controls, open mold can be precisely controlled, the security reliability and stabilization of open mold
Property it is high and easy to operate.
Description of the drawings
Fig. 1 is the principle of the present invention figure.
Fig. 2 is the structure diagram of the present invention.
Each label represents in figure：
1st, hydraulic-driven component；11st, hydraulic cylinder；111st, chamber is molded；112nd, chamber is molded；12nd, accumulator；13rd, locked mode valve plate；
131st, accumulator oil-feed port；132nd, accumulator oil return opening；133rd, guide's hydraulic fluid port；14th, overflow valve；15th, control valve；151st, punching press
Mouthful；152nd, pressure port；153rd, oil inlet is molded；154th, oil inlet is molded；155th, hydraulic cylinder oil return opening；2nd, oil inlet pipe；3rd, it is single
To valve；4th, throttle valve；5th, pressure gauge；6th, oil return line.
Specific embodiment
The present invention is described in further detail below in conjunction with Figure of description and specific embodiment.To accumulator fuel feeding
Oil-feed port and the oil return opening for discharging the extra fluid in accumulator
As depicted in figs. 1 and 2, the driving mechanism for being used to improve injection molding machine open mold speed of the present embodiment, including template
And hydraulic-driven component 1, hydraulic-driven component 1 are connect with template, hydraulic-driven component 1 includes controller, hydraulic cylinder 11, accumulation of energy
Device 12 and control valve 15.Wherein, hydraulic cylinder 11 includes die sinking chamber 111 and molding chamber 112, for providing the driving of template open mold
Power；For control valve 15 for controlling the oil inlet quantity of hydraulic cylinder 11 and oil inlet direction, control valve 15 includes punching press mouth 151, pressure port
152nd, oil inlet 153 and molding oil inlet 154 are molded, wherein, pressure port 152 is connected with punching press mouth 151, molds oil inlet 153
It is connected with die sinking chamber 111, molding oil inlet 154 is connected with molding chamber 112；Accumulator 12 is connected with punching press mouth 151, is opened with providing
Mold stamping press；Controller will control signal to send control valve 15 to, with control pressure mouth 152 and die sinking oil inlet 153 or conjunction
Mould oil inlet 154 connects.I.e. accumulator 12 first gives 151 punching press of punching press mouth of control valve 15, and punching press mouth 151 connects pressure port 152,
It is connected by the signal control pressure mouth 152 that controller exports with die sinking oil inlet 153 or molding oil inlet 154.Work as pressure port
152 when opening up mould oil inlet 153, and hydraulic cylinder 11 completes die sinking action；When the logical molding oil inlet 154 of pressure port 152, hydraulic cylinder
11 complete mould assembling action.
The injection molding machine actuating mechanism of the present invention includes controller, hydraulic cylinder 11, accumulator 12 and control valve 15.Wherein, it controls
Valve 15 processed is provided with punching press mouth 151, pressure port 152, die sinking oil inlet 153 and molding oil inlet 154, accumulator 12 and punching press mouth
151 connections effectively increase the open mold speed of injection molding machine, while can adjust injection again to carry out punching press to punching press mouth 151
Speed while ensure that injection whole efficiency, improves injection safety and the reliability of injection molding machine；And pressure port 152
It is connected with punching press mouth 151, controller will control signal to send control valve 15 to, with control pressure mouth 152 and die sinking oil inlet 153
Or the open mold of injection molding machine is completed in the molding connection of oil inlet 154, is realized the automatic running of open mold and is automatically controlled, makes
Obtaining open mold can be precisely controlled, and the security reliability and stability of open mold are high and easy to operate.
In the present embodiment, control valve 15 further includes hydraulic cylinder oil return opening 155.In molding, pressure port 152 and molding oil inlet
Mouth 154 connects, and hydraulic cylinder oil return opening 155 is connected with die sinking oil inlet 153；In die sinking, pressure port 152 and die sinking oil inlet
153 connections, hydraulic cylinder oil return opening 155 are connected with molding oil inlet 154.So that the die sinking chamber 111 of hydraulic cylinder 11 or molding chamber
When 112 input pressures increase, the fluid of another cavity squeezes out oil cylinder, ensures being smoothed out for open mold.
In the present embodiment, hydraulic-driven component 1 further includes locked mode valve plate 13.Locked mode valve plate 13 is equipped with accumulator oil-feed port
131st, accumulator oil return opening 132 and guide's hydraulic fluid port 133, accumulator 12 respectively with accumulator oil-feed port 131, accumulator oil return opening
132 and guide's hydraulic fluid port 133 connect, guide's hydraulic fluid port 133 is connected with punching press mouth 151.It effectively realizes the oil inlet of accumulator 12, returns
Oil and punching press function, and the setting of locked mode valve plate 13 so that oil inlet, oil return and the punching press of accumulator 12 are integrally disposed, which obviate
The problem of occupied space is big, of high cost is separately provided so that hydraulic-driven component 1 occupies little space, is simple and compact for structure, and grasps
Facilitate.
In the present embodiment, oil inlet pipe 2 is equipped between the accumulator oil-feed port 131 of accumulator 12 and locked mode valve plate 13, into
Oil pipe line 2 is equipped with check valve 3 and throttle valve 4.Wherein, check valve 3 allows fluid in the case where setting Opening pressure from a direction
It flows through, prevent completely reverse flow, 12 internal pressure of accumulator is excessively high when effectively preventing punching press causes fluid to be back to storage
The phenomenon that energy device oil-feed port 131；Throttle valve 4 is used to adjust the size of 12 oil inlet quantity of accumulator.
In a preferred embodiment, oil inlet pipe 2 is equipped with filter, is used to be filtered oil residue, filter
Between the accumulator oil-feed port 131 of locked mode valve plate 13 and check valve 3, prevent oil residue from influencing injection molding machine normal work
Phenomenon.
In the present embodiment, oil return line 6 is equipped between the accumulator oil return opening 132 of accumulator 12 and locked mode valve plate 13, is returned
Oil pipe line 6 is equipped with overflow valve 14, and the maximum pressure that overflow valve 14 is used as flow circuit is adjusted, and is also safety valve purposes.It is storing
When the pressure of energy device 12 is higher than setting pressure, overflow valve 14, which is opened, discharges extra fluid, which ensure that being protected always in accumulator 12
Hold constant pressure so that fluid output quantity is stablized, and further ensures stablizing for injection and carries out, and by matching or adjusting overflow
Valve 14 can realize the compatibility of different injection molding machine injections, and versatility is good.
In the present embodiment, hydraulic-driven component 1 further includes fuel tank, hydraulic pump and driving motor.Wherein, fuel tank and accumulator
Oil-feed port 131 and accumulator oil return opening 132 connect, and hydraulic pump is connect respectively with driving motor and fuel tank.In 12 oil inlet of accumulator
When, hydraulic pump pumps out the hydraulic oil in fuel tank under the driving of driving motor, later to injection and locked mode fuel feeding, locked mode fuel feeding
Accumulator oil-feed port 131 is reached, so as to 12 fuel feeding of accumulator；In 12 oil return of accumulator, the fluid of oil return line 6 is back to
Accumulator oil return opening 132, returns to fuel tank later.
In the present embodiment, control valve 15 is proportional control valve.In the present embodiment, accumulator 12 is equipped with pressure gauge 5, pressure
Table 5 can intuitively read the internal pressure of accumulator 12.
In the present embodiment, it is full of at first by nitrogen inside accumulator 12, during work, fluid enters in accumulator 12, due to
Constant volume after fluid enters in accumulator 12, makes gas engaged position tail off, compresses nitrogen, so as to increase pressure；It opens
During molding, accumulator 12 is enabled, and the fluid in accumulator 12 gives 151 punching press of punching press mouth through guide's hydraulic fluid port 133, so as to make open mold
Speed is speeded.
Although the present invention is disclosed above with preferred embodiment, it is not limited to the present invention.It is any to be familiar with ability
The technical staff in domain, in the case where not departing from technical solution of the present invention range, all using the technology contents pair of the disclosure above
Technical solution of the present invention makes many possible changes and modifications or is revised as the equivalent embodiment of equivalent variations.Therefore, it is every
Without departing from the content of technical solution of the present invention, according to the present invention technical spirit any simple modification made to the above embodiment,
Equivalent variations and modification should all be fallen in the range of technical solution of the present invention protection.
Claims (9)
1. it is used to improve the driving mechanism of injection molding machine open mold speed, the hydraulic-driven component being connect including template and with template,
It is characterized in that, the hydraulic-driven component include controller, for template open mold driving force is provided hydraulic cylinder, for carrying
Accumulator, the control valve for controlling hydraulic cylinder oil inlet quantity and oil inlet direction of high template open mold speed, the hydraulic cylinder packet
Die sinking chamber and molding chamber are included, the control valve includes punching press mouth, the pressure port connected with punching press mouth, the die sinking connected with die sinking chamber
Oil inlet and the molding oil inlet connected with molding chamber, the accumulator are connected with punching press mouth to provide open mold stamping press,
The controller will control signal to send control valve to, be connected with control pressure mouth with die sinking oil inlet or molding oil inlet.
2. the driving mechanism according to claim 1 for being used to improve injection molding machine open mold speed, which is characterized in that the liquid
Pressure drive component further includes locked mode valve plate, and the locked mode valve plate is equipped with accumulator oil-feed port, accumulator oil return opening and guide oil
Mouthful, the accumulator connects respectively with accumulator oil-feed port, accumulator oil return opening and guide's hydraulic fluid port, guide's hydraulic fluid port and punching press
Mouth connection.
3. the driving mechanism according to claim 2 for being used to improve injection molding machine open mold speed, which is characterized in that the storage
Oil inlet pipe can be equipped between device and the accumulator oil-feed port of locked mode valve plate, the oil inlet pipe, which is equipped with, prevents accumulator punching press
When fluid be back to accumulator oil-feed port check valve and adjust accumulator oil inlet quantity size throttle valve.
It is 4. according to claim 3 for improving the driving mechanism of injection molding machine open mold speed, which is characterized in that it is described into
Oil pipe line is equipped with the filter for being filtered to oil residue, and the filter is set on the accumulator fuel feeding of locked mode valve plate
Between mouth and check valve.
5. the driving mechanism for being used to improve injection molding machine open mold speed according to claim 2 to 4 any one, feature
It is, oil return line is equipped between the accumulator oil return opening of the accumulator and locked mode valve plate, and the oil return line, which is equipped with, to be protected
Demonstrate,prove the constant overflow valve of accumulator pressure inside the tank.
6. the driving mechanism for being used to improve injection molding machine open mold speed according to claim 2 to 4 any one, feature
It is, the hydraulic-driven component further includes fuel tank, hydraulic pump and driving motor, the fuel tank and accumulator oil-feed port and accumulation of energy
Device oil return opening connects, and the hydraulic pump is connect respectively with driving motor and fuel tank.
7. the driving mechanism according to any one of claims 1 to 4, for being used to improve injection molding machine open mold speed, feature
It is, the control valve further includes hydraulic cylinder oil return opening, and in molding, the pressure port is connected with molding oil inlet, the liquid
Cylinder pressure oil return opening is connected with die sinking oil inlet；In die sinking, the pressure port is connected with die sinking oil inlet, the hydraulic cylinder oil return
Mouth is connected with molding oil inlet.
8. the driving mechanism for being used to improve injection molding machine open mold speed according to claim 1 to 5 any one, feature
It is, the control valve is proportional control valve.
9. the driving mechanism for being used to improve injection molding machine open mold speed according to claim 1 to 5 any one, feature
It is, the accumulator is equipped with the pressure gauge for reading accumulator internal pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711341307.8A CN108127878A (en) | 2017-12-14 | 2017-12-14 | For improving the driving mechanism of injection molding machine open mold speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711341307.8A CN108127878A (en) | 2017-12-14 | 2017-12-14 | For improving the driving mechanism of injection molding machine open mold speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108127878A true CN108127878A (en) | 2018-06-08 |
Family
ID=62390235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711341307.8A Pending CN108127878A (en) | 2017-12-14 | 2017-12-14 | For improving the driving mechanism of injection molding machine open mold speed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108127878A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111941786A (en) * | 2020-09-04 | 2020-11-17 | 宁波海洲机械有限公司 | Single-cylinder precise servo injection molding machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201382029Y (en) * | 2009-03-03 | 2010-01-13 | 宁波市海达塑料机械有限公司 | Injection machine accumulator pressurizing system |
| CN103042667A (en) * | 2011-10-17 | 2013-04-17 | 博创机械股份有限公司 | High-speed mould opening-closing hydraulic loop system |
| CN205744634U (en) * | 2016-07-06 | 2016-11-30 | 宁波创基机械有限公司 | A kind of improve injection machine folding mould and the device of action of injection performance |
| CN207808394U (en) * | 2017-12-14 | 2018-09-04 | 西诺控股集团有限公司 | Driving mechanism for improving injection molding machine open mold speed |
-
2017
- 2017-12-14 CN CN201711341307.8A patent/CN108127878A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201382029Y (en) * | 2009-03-03 | 2010-01-13 | 宁波市海达塑料机械有限公司 | Injection machine accumulator pressurizing system |
| CN103042667A (en) * | 2011-10-17 | 2013-04-17 | 博创机械股份有限公司 | High-speed mould opening-closing hydraulic loop system |
| CN205744634U (en) * | 2016-07-06 | 2016-11-30 | 宁波创基机械有限公司 | A kind of improve injection machine folding mould and the device of action of injection performance |
| CN207808394U (en) * | 2017-12-14 | 2018-09-04 | 西诺控股集团有限公司 | Driving mechanism for improving injection molding machine open mold speed |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111941786A (en) * | 2020-09-04 | 2020-11-17 | 宁波海洲机械有限公司 | Single-cylinder precise servo injection molding machine |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180608 |
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| RJ01 | Rejection of invention patent application after publication |