CN207432718U - A kind of PVC injectors hydraulic control system - Google Patents
A kind of PVC injectors hydraulic control system Download PDFInfo
- Publication number
- CN207432718U CN207432718U CN201721156367.8U CN201721156367U CN207432718U CN 207432718 U CN207432718 U CN 207432718U CN 201721156367 U CN201721156367 U CN 201721156367U CN 207432718 U CN207432718 U CN 207432718U
- Authority
- CN
- China
- Prior art keywords
- valve
- oil
- solenoid directional
- control valve
- directional control
- 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.)
- Withdrawn - After Issue
Links
- 238000002347 injection Methods 0.000 claims abstract description 37
- 239000007924 injection Substances 0.000 claims abstract description 37
- 239000000463 material Substances 0.000 claims abstract description 30
- 239000002828 fuel tank Substances 0.000 claims abstract description 26
- 238000000465 moulding Methods 0.000 claims abstract description 25
- 239000012530 fluid Substances 0.000 claims abstract description 19
- 239000000446 fuel Substances 0.000 claims abstract description 13
- 230000003139 buffering effect Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 230000001095 motoneuron effect Effects 0.000 claims 1
- -1 open mold circuit Substances 0.000 abstract description 2
- 239000003921 oil Substances 0.000 abstract 3
- 239000000295 fuel oil Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Abstract
The utility model is related to footwear former technical fields; more particularly to a kind of PVC injectors hydraulic control system; fuel tank including being used for fuel feeding; motor is connected on the fuel tank and oil pump realizes fuel feeding; further include the pan feeding circuit being connected to parallel form on the fuel tank, open mold circuit, injection loop and resistance material circuit; the pan feeding circuit includes the flow control valve and oil motor that couple successively, and oil motor is acted on the pan feeding screw rod of injector；The open mold circuit includes open mold solenoid directional control valve, molding pressurizing cylinder and a Pressure Increasing Oil-Line; the molding pressurizing cylinder has the primary and secondary cylinder of a prefill valve for connection; the open mold solenoid directional control valve is four-way three-position solenoid directional control valve, and two oil outlet ends are connected in the fast hydraulic fluid port that closes of primary and secondary cylinder with molding on hydraulic fluid port respectively.The utility model is mainly used in the improvement mechanism in traditional PVC injectors, is passed to hydraulic module and achievees the purpose that equipment automatization produces.
Description
Technical field
The utility model is related to footwear former technical fields, and in particular to a kind of PVC injectors hydraulic control
System.
Background technology
At present, applied to footwear injection (mo(u)lding) machine due to its degree of automation it is relatively low, production when it is less efficient,
It needs to put into larger human resources, does not only exist larger production cost, be also unfavorable for enterprise managing.In the prior art, should
Equipment is upper in structure and application, and there are larger inconveniences and defect, this is all urgently improved.How oneself of equipment is realized
Dynamicization is produced as technical problem to be solved now.
Utility model content
Therefore, in view of the above-mentioned problems, the utility model provides a kind of PVC note high suitable for automated production, integrated level
Penetrate machine hydraulic control system.
In order to achieve the above objectives, the utility model is achieved through the following technical solutions：
A kind of PVC injectors hydraulic control system, the fuel tank including being used for fuel feeding connect motor and oil on the fuel tank
Pump realize fuel feeding, further include the pan feeding circuit being connected to parallel form on the fuel tank, open mold circuit, injection loop and
Resistance material circuit, the pan feeding circuit include the flow control valve and oil motor that couple successively, and oil motor acts on injector
On pan feeding screw rod；
The open mold circuit includes open mold solenoid directional control valve, molding pressurizing cylinder and a Pressure Increasing Oil-Line, the conjunction
Mould pressurizing cylinder has the primary and secondary cylinder of a prefill valve for connection, and the open mold solenoid directional control valve is four-way three-position solenoid directional control valve,
Two oil outlet ends are connected in the fast hydraulic fluid port that closes of primary and secondary cylinder with molding on hydraulic fluid port respectively；
The Pressure Increasing Oil-Line includes the supercharging throttle valve coupled successively and supercharging check valve, and Pressure Increasing Oil-Line one end is connected to
By fuel tank DFF Direct Fuel Feed on fuel tank, output terminal is connected on the supercharging hydraulic fluid port of the molding pressurizing cylinder；
The injection loop include couple successively speed governing valve, for control the injection solenoid directional control valve of oil inlet oil return, the back of the body
Pressure valve and injection cylinder, the injection solenoid directional control valve is four-way three-position solenoid directional control valve, and two oil outlet ends are connected in note respectively
It penetrates in two side cavities of cylinder block piston；
The resistance material circuit includes the resistance material solenoid directional control valve coupled successively and resistance material oil cylinder, the resistance material electromagnetic switch
Valve is four-way three-position solenoid directional control valve, and two oil outlet ends are connected in respectively in two side cavities of resistance material cylinder block piston.
Preferably, the utility model further includes the turntable circuit being connected on the fuel tank, and the turntable circuit includes turning
Disk solenoid directional control valve and gerotor motor, the turntable solenoid directional control valve are four-way three-position solenoid directional control valve, and two oil outlet ends connect
Couple an one-way throttle valve for buffering on the gerotor motor, on two oil outlet ends, positioned at the turntable solenoid directional control valve
Oil return line on be equipped with to control the turntable throttle valve of rotary speed.
Preferably, overflow valve is installed on the output pipe of the fuel tank.
Preferably, the open mold solenoid directional control valve and primary and secondary cylinder close the pipeline that hydraulic fluid port couples and are equipped with fluid-control one-way soon
Valve, the input terminal of the prefill valve are equipped with tubular type one-way throttle valve, and the hydraulic control one-way valve connects respectively with tubular type one-way throttle valve
It is connected on the oil outlet end of a repairing solenoid directional control valve.
A kind of control method according to above-mentioned PVC injectors hydraulic control system comprises the following steps：
First, pan feeding starts motor and oil pump, is acted on by the flow control valve on pan feeding circuit and oil motor, pushing equipment
On pan feeding screw rod, complete pan feeding；
2nd, mold, acted on by motor and oil pump, oil enters open mold solenoid directional control valve, the open mold solenoid directional control valve
Startup, connects its and the fast of molding pressurizing cylinder closes hydraulic fluid port, injects oil into molding pressurizing cylinder, cooperation filling liquid valve action, two
Locate fuel feeding, realize quick molding；
3rd, it is pressurized, the supercharging hydraulic fluid port that oil is entered molding pressurizing cylinder by supercharging throttle valve through being pressurized check valve is pressurized,
Locked mode；
4th, inject, oil enters injection solenoid directional control valve via speed governing valve, and the injection solenoid directional control valve right end starts, right
Oil inlet in injection cylinder cylinder body promotes injection cylinder piston rod, and then promotes pan feeding screw motion, completes injection；
5th, resistance material, oil enter resistance material oil cylinder by resistance material solenoid directional control valve, promote the effect of resistance material oil cylinder, raw material is obstructed
In mold；
6th, mold, pressurize is after 3-5 seconds after the completion of injection, open mold electromagnetic switch valve action, connects itself and die sinking oil
The access of mouth, and hydraulic control one-way valve and prefill valve are opened, carry out release die sinking；
7th, conversion station after completing release die sinking, connects turntable solenoid directional control valve and starts gerotor motor, make gerotor motor
Driving disc rotates a station；
8th, repeat the above steps, realize automated production.
By using preceding solution, the beneficial effects of the utility model are：The utility model passes through hydraulic control PVC
Pan feeding, molding, injection, resistance material, die sinking and the conversion station of injector are realized and reach automated production by hydraulic system
Purpose, stable equipment operation ensure plastic injection quality and inject the accurate, uniform of density, improve the uniformity and entirety of product
Quality.
Description of the drawings
Fig. 1 is the coupling structure schematic diagram of the utility model embodiment.
Specific embodiment
The embodiment of the utility model is described in detail below with reference to specific embodiment, whereby to the utility model such as
What application technology means solves technical problem, and the realization process for reaching technique effect can fully understand and implement according to this.
Embodiment
With reference to figure 1, a kind of PVC injectors hydraulic control system, the fuel tank 1 including being used for fuel feeding is connected on the fuel tank 1
Motor 2 and oil pump 3 (vane pump) realize fuel feeding, further include be connected to parallel form on the fuel tank pan feeding circuit 10,
Open mold circuit 20, injection loop 30 and resistance material circuit 40, the pan feeding circuit 10 include the flow control valve coupled successively
11 and oil motor 12, oil motor 12 act on the pan feeding screw rod of injector, pan feeding screw rod pan feeding in place after oil motor 12
It fails；
Date of publication is that the Chinese patent CN 102366981A of on 03 07th, 2012 disclose a kind of rapid mould opening-closing high pressure
Clamping apparatus, it discloses the concrete structures and embodiment of primary and secondary cylinder assembly, and the present embodiment is in this, as basis, the folding
Mould circuit 20 includes open mold solenoid directional control valve 21, molding 22 and one Pressure Increasing Oil-Line 23 of pressurizing cylinder, the molding pressurised oil
Cylinder 22 has the primary and secondary cylinder of a prefill valve 221 for connection, and the open mold solenoid directional control valve 21 is four-way three-position solenoid directional control valve, and two
Oil outlet end is connected in the fast hydraulic fluid port a that closes of primary and secondary cylinder with molding on hydraulic fluid port b respectively；
The Pressure Increasing Oil-Line 23 includes the supercharging throttle valve 231 coupled successively and supercharging check valve 232, Pressure Increasing Oil-Line 23
One end is connected on fuel tank 1 by 1 DFF Direct Fuel Feed of fuel tank, and output terminal is connected on the supercharging hydraulic fluid port c of the molding pressurizing cylinder 22；
In the present embodiment, the open mold solenoid directional control valve 21 and primary and secondary cylinder close the pipeline that hydraulic fluid port a couples and are equipped with liquid soon
Check valve 24 is controlled, the input terminal of the prefill valve 221 is equipped with tubular type one-way throttle valve 25, the hydraulic control one-way valve 24 and tubular type list
It is connected to throttle valve 25 on the oil outlet end of a repairing solenoid directional control valve 26.The effect of structure herein is mainly quickly being closed
During mould, the oil inlet quantity of molding can be increased by other pipeline, further speed up closure pressing speed, improve production efficiency, simultaneously
In die sinking, tubular type one-way throttle valve 25 can also play certain cushioning effect；
The injection loop 30 includes the speed governing valve 31, the injection solenoid directional control valve for controlling oil inlet oil return that couple successively
32nd, counterbalance valve 33 and two injection cylinders 34, the injection solenoid directional control valve 32 is four-way three-position solenoid directional control valve, and two is fuel-displaced
End is connected in respectively in two side cavities of 34 cylinder piston of injection cylinder, by changing the oil mass of cylinder piston both sides, realizes note
The running of oil cylinder 34 is penetrated, achievees the purpose that injection with resetting；
The resistance material circuit 40 includes the resistance material solenoid directional control valve 41 coupled successively and resistance material oil cylinder 42, the resistance material electricity
Magnetic reversal valve 41 is four-way three-position solenoid directional control valve, and two oil outlet ends are connected in two side cavities of 42 cylinder piston of resistance material oil cylinder respectively
It is interior.
In the present embodiment, in order to which driving disc realizes conversion station, it is additionally provided with the turntable being connected on the fuel tank 1 and returns
Road 50, the turntable circuit 50 include turntable solenoid directional control valve 51 and gerotor motor 52, and the turntable solenoid directional control valve 51 is
Four-way three-position solenoid directional control valve, two oil outlet ends are connected on the gerotor motor 52, also couple on two oil outlet ends one for for turn
Disk action provides the one-way throttle valve 53 of buffering, is equipped with to control on the oil return line of the turntable solenoid directional control valve 51
The turntable throttle valve 54 of rotary speed processed is turntable in startup and stopping, accurately controlling its velocity of rotation, and is provided effective
Buffering reduces equipment damage probability.
In the present embodiment, overflow valve 11 is installed on the output pipe of the fuel tank 1, wherein, overflow valve 11 be mounted on into
Expect between circuit 10, injection loop 20, resistance material circuit 40 and fuel tank 1, be mainly used for the oil return release in these three circuits；For opening
The oil return release in circuit 20 is molded, one is additionally provided with and is connected to the Electromagnetic Control overflow valve 12 that fuel tank 1 is connected thereto on pipeline.
A kind of control method according to above-mentioned PVC injectors hydraulic control system comprises the following steps：
First, pan feeding starts motor and oil pump, is acted on by the flow control valve on pan feeding circuit and oil motor, pushing equipment
On pan feeding screw rod, complete pan feeding；
2nd, mold, acted on by motor and oil pump, oil enters open mold solenoid directional control valve, the open mold solenoid directional control valve
Startup, connects its and the fast of molding pressurizing cylinder closes hydraulic fluid port, injects oil into molding pressurizing cylinder, cooperation filling liquid valve action, two
Locate fuel feeding, realize quick molding；
3rd, locked mode is pressurized, the supercharging hydraulic fluid port that oil is entered molding pressurizing cylinder by supercharging throttle valve through being pressurized check valve carries out
Supercharging, locked mode；
4th, inject, oil enters injection solenoid directional control valve via speed governing valve, and the injection solenoid directional control valve right end starts, right
Oil inlet in injection cylinder cylinder body promotes injection cylinder piston rod, and then promotes pan feeding screw motion, completes injection；
5th, resistance material, oil enter resistance material oil cylinder by resistance material solenoid directional control valve, promote the effect of resistance material oil cylinder, raw material is obstructed
In mold；
6th, mold, pressurize is after 3-5 seconds after the completion of injection, open mold electromagnetic switch valve action, connects itself and die sinking oil
The access of mouth, and hydraulic control one-way valve and prefill valve are opened, carry out release die sinking；
7th, conversion station after completing release die sinking, connects turntable solenoid directional control valve and starts gerotor motor, make gerotor motor
Driving disc rotates a station；
8th, repeat the above steps, realize automated production.
In the present embodiment, each connection of circuit on the oil return line on fuel tank 1 all be equipped with cooler 13, and it is fuel-displaced when oil into
Oil filter 14 is then equipped with before entering oil pump；And on the circuit of many places set pressure gauge 15, can real-time monitored oil circuit pressure situation, protect
Demonstrate,prove equipment safety, stable operation.
Each fluid control components such as solenoid directional control valve, Electromagnetic Control overflow valve used in the present embodiment are all art technology
Known to personnel, do not repeat herein.
The utility model passes through the pan feeding of hydraulic control PVC injectors, molding, injection, resistance material, die sinking and conversion work
Position realizes and achievees the purpose that automated production by hydraulic system, stable equipment operation ensures plastic injection quality and injection density
It is accurate, uniform, improve the uniformity and overall quality of product.
Although specifically showing and describing the utility model with reference to preferred embodiment, those skilled in the art should
This is understood, in the spirit and scope for not departing from the utility model that the appended claims are limited, in form and details
On the utility model can be made a variety of changes, be the scope of protection of the utility model.
Claims (4)
1. a kind of PVC injectors hydraulic control system, the fuel tank including being used for fuel feeding connects motor and oil pump on the fuel tank
Realize fuel feeding, it is characterised in that：Further include the pan feeding circuit being connected to parallel form on the fuel tank, open mold circuit, note
Road and resistance material circuit are emitted back towards, the pan feeding circuit includes the flow control valve and oil motor that couple successively, oil motor effect
In on the pan feeding screw rod of injector；
The open mold circuit includes open mold solenoid directional control valve, molding pressurizing cylinder and a Pressure Increasing Oil-Line, and the molding increases
Compressing cylinder has the primary and secondary cylinder of a prefill valve for connection, and the open mold solenoid directional control valve is four-way three-position solenoid directional control valve, scene 2
Oily end is connected in the fast hydraulic fluid port that closes of primary and secondary cylinder with molding on hydraulic fluid port respectively；
The Pressure Increasing Oil-Line includes the supercharging throttle valve coupled successively and supercharging check valve, and Pressure Increasing Oil-Line one end is connected to fuel tank
On by fuel tank DFF Direct Fuel Feed, output terminal be connected in it is described molding pressurizing cylinder supercharging hydraulic fluid port on；
The injection loop includes the speed governing valve, injection solenoid directional control valve, the counterbalance valve for controlling oil inlet oil return that couple successively
And injection cylinder, the injection solenoid directional control valve are four-way three-position solenoid directional control valve, two oil outlet ends are connected in injection oil respectively
In two side cavities of cylinder cylinder piston；
The resistance material circuit includes the resistance material solenoid directional control valve coupled successively and resistance material oil cylinder, the resistance material solenoid directional control valve are
Four-way three-position solenoid directional control valve, two oil outlet ends are connected in respectively in two side cavities of resistance material cylinder block piston.
2. PVC injectors hydraulic control system according to claim 1, it is characterised in that：It further includes and is connected to the oil
Turntable circuit on case, the turntable circuit include turntable solenoid directional control valve and gerotor motor, the turntable solenoid directional control valve
For four-way three-position solenoid directional control valve, two oil outlet ends are connected on the gerotor motor, and one is coupled on two oil outlet ends for buffering
One-way throttle valve is equipped with to control the turntable of rotary speed to throttle on the oil return line of the turntable solenoid directional control valve
Valve.
3. PVC injectors hydraulic control system according to claim 2, it is characterised in that：The output pipe of the fuel tank
On overflow valve is installed.
4. the PVC injector hydraulic control systems according to claim 1 or 2 or 3, it is characterised in that：The open mold electricity
Magnetic reversal valve and primary and secondary cylinder close the pipeline that hydraulic fluid port couples and are equipped with hydraulic control one-way valve soon, and the input terminal of the prefill valve is equipped with tubular type
One-way throttle valve, the hydraulic control one-way valve are connected to the oil outlet end of a repairing solenoid directional control valve with tubular type one-way throttle valve
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721156367.8U CN207432718U (en) | 2017-09-11 | 2017-09-11 | A kind of PVC injectors hydraulic control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721156367.8U CN207432718U (en) | 2017-09-11 | 2017-09-11 | A kind of PVC injectors hydraulic control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207432718U true CN207432718U (en) | 2018-06-01 |
Family
ID=62301424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721156367.8U Withdrawn - After Issue CN207432718U (en) | 2017-09-11 | 2017-09-11 | A kind of PVC injectors hydraulic control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207432718U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107443699A (en) * | 2017-09-11 | 2017-12-08 | 泉州市世创机械制造有限公司 | A kind of PVC injectors hydraulic control system and its control method |
| CN114619632A (en) * | 2022-02-11 | 2022-06-14 | 伯乐智能装备股份有限公司宁波分公司 | Injection molding method based on ultrahigh molecular weight polyethylene |
-
2017
- 2017-09-11 CN CN201721156367.8U patent/CN207432718U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107443699A (en) * | 2017-09-11 | 2017-12-08 | 泉州市世创机械制造有限公司 | A kind of PVC injectors hydraulic control system and its control method |
| CN107443699B (en) * | 2017-09-11 | 2024-01-02 | 泉州市世创机械制造有限公司 | PVC (polyvinyl chloride) injection machine hydraulic control system and control method thereof |
| CN114619632A (en) * | 2022-02-11 | 2022-06-14 | 伯乐智能装备股份有限公司宁波分公司 | Injection molding method based on ultrahigh molecular weight polyethylene |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206338261U (en) | Ultrahigh-pressure hydraulic pressure charging system with fast discharging component | |
| CN103950144B (en) | Electric-hydraulic combined formula injection (mo(u)lding) machine and control method thereof | |
| CN207432718U (en) | A kind of PVC injectors hydraulic control system | |
| CN106346731B (en) | Injection molding machine injects control system | |
| CN207592756U (en) | A kind of air conditioning for automobiles part die casting | |
| CN103586995A (en) | Gas-liquid pressurization device for discharge door of internal mixer | |
| CN201061823Y (en) | Press-ejecting oilway device of hot room die casting machine | |
| CN201372983Y (en) | Hydraulic control system of vulcanizing machine using sequential action | |
| CN2931073Y (en) | Hydraulic equipment for double-pump double-proportion injection machine | |
| CN105014897B (en) | A kind of energy saving pressurizer of hydraulic injection molding machine | |
| CN203937141U (en) | A kind of hydraulic system of thin-walled cutlery box special injection molding | |
| CN201579966U (en) | Proportion back pressure hydraulic loop for injection machine | |
| CN207028120U (en) | Fervent hydraulic control system in a kind of high pressing mold | |
| CN207077734U (en) | A kind of pharmaceutical injection machine | |
| CN202114897U (en) | High-speed injection circuit with buffering function for hydraulic injection moulding machine | |
| CN107443699A (en) | A kind of PVC injectors hydraulic control system and its control method | |
| CN201036810Y (en) | Magnetic material wet-pressing forming material filling system | |
| CN201950795U (en) | Hydraulic system of rain boots injection molding machine | |
| CN206175351U (en) | Set up two template injection molding machines or two mould plate press of prefill valve in boosting oil cylinder | |
| CN203140687U (en) | Driving device of stamping mechanism | |
| CN207432632U (en) | A kind of EVA injectors hydraulic control system | |
| CN203510661U (en) | Mold-locking differential oil line of injection molding machine | |
| CN203566880U (en) | Gas-liquid supercharging device for unloading door of internal mixer | |
| CN104368768B (en) | A kind of hydraulic system, vertical parting molding machine and control method | |
| CN209743273U (en) | Double-servo floating type automatic hydraulic machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180601 Effective date of abandoning: 20240102 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180601 Effective date of abandoning: 20240102 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |