CN106863728B - A kind of injection molding machine waits the storing method and control system of interval time using circulation - Google Patents
A kind of injection molding machine waits the storing method and control system of interval time using circulation Download PDFInfo
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- CN106863728B CN106863728B CN201611240755.4A CN201611240755A CN106863728B CN 106863728 B CN106863728 B CN 106863728B CN 201611240755 A CN201611240755 A CN 201611240755A CN 106863728 B CN106863728 B CN 106863728B
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- injection molding
- molding machine
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- circulation
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- 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
- B29C45/76—Measuring, controlling or regulating
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- 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
- B29C45/18—Feeding the material into the injection moulding apparatus, i.e. feeding the non-plastified material into the injection unit
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The present invention discloses a kind of storing method and control system that injection molding machine utilizes circulation to wait interval time comprising: PLC, hydraulic system and position ruler；The PLC is used to set pressure maintaining value and the dwell time of hydraulic system, and PLC is used to set the mold clamping force of injection molding machine, and the PLC is also used to set the cooling time of mold；For driving injection seat, the hydraulic system is also used to drive screw rod the hydraulic system；The position ruler is located on screw rod, and the position ruler is used to measure the storing degree of injection molding machine.The present invention waits interval time to be used circulation, carries out storing movement in the case where being molded machine equipment attonity state this period, greatly reduces the time required for the injection molding machine cycle of operation, improve production efficiency.
Description
Technical field
The present invention relates to injection molding machine storing fields more particularly to a kind of injection molding machine to utilize the storing for recycling waiting interval time
Method and control system.
Background technique
Currently, the mold cooling time of injection molding machine and the storing time of injection molding machine is not reciprocity, the often storing of injection molding machine
Time is longer, and the cooling time of mold has finished on, and injection molding machine waits after the completion of the storing of injection molding machine just also in storing
It can be carried out next movement, and injection molding machine waits interval time there are one circulation in a cycle of operation, in this period
In, the injection molding machine is in attonity state, and injection molding machine can be made by waiting interval time to be used injection molding machine circulation
It is more efficient.
" neutron control method of injection molding machine " of existing Publication No. CN102049845 comprising following motion flow: it closes
(node 1) before mould → in molding (node 2) → mold eventually (node 3) → seat into before (node 4) → injection → pressure maintaining before → injection
Penetrated before (node 6) after (node 5) → pressure maintaining → pressure maintaining → storage move back → storing before (node 8) after (node 7) → storing → storing →
Penetrated after storage and move back → cool down → seat stand moves back → (node 9) before being opened → in die sinking (node 10) → be opened eventually (node 11) → thimble into
→ thimble moves back into end (node 12) → thimble → and thimble moves back end (node 13) → next circulation, and neutron action may be provided at above-mentioned
Node 1 is into node 13.Above-mentioned process injection molding machine can not efficiently use circulation and wait interval time, and cycle of operation time-consuming is caused to add
Greatly.
Summary of the invention
Technical problem to be solved by the present invention lies in propose a kind of note for the above-mentioned deficiency of the prior art
Molding machine waits the storing method and control system of interval time using circulation.
The present invention solves its technical problem, the technical solution adopted is that, a kind of injection molding machine is using between circulation waiting
Every the storing method and control system of time comprising:
S1:PLC control injection molding machine molds mold, and mold clamping force is allowed to reach the value of PLC setting；
S2: hydraulic system drives injection seat, and the injection nozzle on injection seat is aligned and is injected with mould gate；
S3: pressure maintaining is carried out when the value that hydraulic system persistent pressure to PLC is set；The pressure maintaining of hydraulic system is set in PLC
Time；
S4: the dwell time terminates, and injection molding machine starts first time storing, plastics is added in injection molding machine hopper, electric heater
To plastic heating, screw rod shifts plastics that heating is completed onto machine barrel front end, and when injection molding machine first time storing, mold is in cooled
The cooling time of Cheng Zhong, PLC setting mold；
S5: the cooling time of mold terminates, injection moulding machine mould open；
S6: injection molding machine enters circulation and waits interval time, and injection molding machine starts second of storing, and injection molding machine material is added in plastics
In bucket, electric heater shifts the plastics that heating is completed onto machine barrel front end to plastic heating, screw rod；The injection molding machine terminates second
Storing just completes a cycle of operation, starts next cycle of operation.
Further, when the injection molding machine first time storing stores up completely material within the cooling time of mold, the injection molding machine stops
Only first time storing；At the end of the cooling time of mold, injection moulding machine mould open.
Further, the injection molding machine first time storing when terminating not store up full material the cooling time of mold, open by injection molding machine
Mould simultaneously stops first time storing, and injection molding machine enters intercycle waiting time, while second of storing of injection molding machine after die sinking.
Further, when the time of second of storing, which is less than circulation, waits interval time, the injection molding machine is being followed
Ring waits interval time to terminate to enter next cycle of operation, when the time of second of storing, which is greater than circulation, waits interval
Between when, just enter next cycle of operation after the full material of injection molding machine storage.
Further, comprising:
PLC, hydraulic system；The PLC is used to set pressure maintaining value and the dwell time of hydraulic system, and PLC is for setting
The mold clamping force of injection molding machine, the PLC are also used to set the cooling time of mold；The hydraulic system is for driving injection seat, institute
Hydraulic system is stated to be also used to drive screw rod.
Further, further include position ruler, be located on screw rod, position ruler is used to measure the storing degree of injection molding machine.
The present invention waits interval time to be used circulation, carries out storing in the case where this section is molded machine equipment attonity state
Movement, greatly reduces the time required for the injection molding machine cycle of operation, improves production efficiency.
Detailed description of the invention
Fig. 1 is flow chart of the invention.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
In the description of invention, it is to be understood that term is: " circulation waits interval time ", " cycle of operation "；Circulation waits
Interval time: after injection moulding machine mould open, injection molding machine is in work shape in no working condition, with the external some equipment of injection molding machine
State, this section of injection molding machine is known as recycling without the time of working condition waits interval time.
The cycle of operation: it when injection molding machine is run, waits interval time to terminate this set to circulation since mould assembling action and does not repeat
Motion flow be known as the cycle of operation.
Fig. 1 is please referred to, a kind of injection molding machine of the present invention waits the storing method and control system of interval time using circulation,
It include: PLC, hydraulic system and position ruler；The pressure maintaining value and dwell time, PLC that the PLC is used to set hydraulic system are used for
The mold clamping force of injection molding machine is set, the PLC is also used to set the cooling time of mold；The hydraulic system is for driving injection
Seat, the hydraulic system are also used to drive screw rod；The position ruler is located on screw rod, and the position ruler is for measuring injection molding machine
Storing degree.
In previous injection molding machine, because the cooling time of mold is longer, while the storing time is also very long, by the cold of mold
But time and storing time-interleaving, save a large amount of time in this way, shorten the time of the cycle of operation of injection molding machine, improve
The injection efficiency of injection molding machine.
But the cooling time of injection molding machine and the storing time of injection molding machine are not equity, often the time of storing is more
It is longer, that is, have finished on the cooling time of injection machine mould, injection molding machine also in storing, waits injection molding machine storing to complete
It just can be carried out next movement afterwards, and injection molding machine enters circulation and waits interval time, the injection molding machine is in attonity state,
This circulation of injection molding machine, which waits interval time to be used, can make the more efficient of injection molding machine.
In this embodiment, the storing movement of injection molding machine is divided into first time storing and second of storing, the injection molding
Machine first time storing is carried out in the cooling time of mold, terminates the cooling time of mold to be just opened, and is simultaneously stopped for the first time
Storing movement, second of storing movement of the injection molding machine is recycled in injection molding machine waits interval time section to carry out.
S1:PLC control injection molding machine molds mold, allows mold clamping force to reach the value of PLC setting, so that Guan Bi mould is tight
Lock；
S2: hydraulic system drives injection seat, and the injection nozzle on injection seat is aligned and is injected with mould gate；
S3: pressure maintaining is carried out when the value that hydraulic system persistent pressure to PLC is set；The pressure maintaining of hydraulic system is set in PLC
Time；
S4: the dwell time terminates, and plastics are added in injection molding machine hopper, and electric heater heats plastics, and screw rod will
The plastics that heating is completed, which are shifted onto, carries out machine barrel front end progress storing, and when injection molding machine carries out first time storing, mold is in cooling
In the process, PLC sets the cooling time of mold；
S5: the cooling time of mold terminates, and injection molding machine is opened；
S6: injection molding machine operational process enters circulation and waits interval time, and injection molding machine carries out second of storing, electric heater pair
Plastics are heated, and screw rod, which shifts the plastics that heating is completed onto, carries out machine barrel front end progress storing；The injection molding machine terminates second
Secondary storing just completes a cycle of operation, starts next cycle of operation.
Mold needs to cool down before injection moulding machine mould open, and injection molding machine carries out storing using this period, in this embodiment
In be first time storing.
When the injection molding machine first time storing, mold is in cooling procedure, and the mold cooling time is set by PLC
It is fixed.
When the first time storing stores up completely within the cooling time of mold, the injection molding machine stops storing, waits mould
The cooling time of tool terminates to be opened, and die sinking terminates recycle that interval time is waited to terminate injection molding machine into next operation
Period.
There is no Chu Manshi when the injection molding machine first time storing is interior while cooling, the injection molding machine is in mold cooling time
End is opened and stops first time storing, circulation is entered after die sinking, interval time is waited to carry out storing up for second simultaneously
Material carries out next operation week after the full material of injection molding machine storage when the time of second of storing, which is greater than circulation, waits interval time
Phase.
In one embodiment, some injection molding machine injection device whole cycle is 5 minutes, and the mold cooling time of injection molding machine is
30 seconds, the time that injection molding machine storage is completely expected is needed 90 seconds, it is 30 seconds that circulation, which waits interval time, mould assembling action, action of injection, guarantor
Pressing work and die sinking movement is all that the time is needed to be fixed and invariable the complete and time.
The injection molding machine carries out mould assembling action first, and mould assembling action is completed to carry out action of injection, and action of injection is completed to carry out
Pressure maintaining movement, pressure maintaining movement complete carry out the movement of first time storing, in first time storing, mold is cooled down, mold it is cold
But the time is 30 seconds of setting, and the cooling time of the mold terminates, and injection molding machine did not stored up and completely also needed to store up 60 this when
The material of second could store up completely, and the injection molding machine stops storing and carries out die sinking movement.
When the injection moulding machine mould open, which acts, to be completed, injection molding machine enters circulation and waits interval time, during this period, note
Molding machine carries out continuation storing, but recycles and interval time is waited there was only 30 seconds, terminates when the circulation waiting interval time of injection molding machine,
The injection molding machine continues storing, and injection molding machine storage stops storing and carries out next cycle of operation when completely expecting.
The storing method and its control system that interval time is waited using circulation are opened immediately after having injected, having cooled down
Mould (storing also needs could complete for 1 minute at this time) waits interval time to continue storing movement (time-consuming 1 after die sinking in circulation
Minute), cycle period each in this way can be saved 30 seconds, i.e., the cycle period of script is completed with 4 points of 30 second times, and efficiency mentions
Rising has 10%.
Another embodiment；If the entire cycle period of certain injection device is 5 minutes, the storing time 1 divides 30 seconds, cooling time 70
Second, circulation waits interval time 30 seconds, and injection molding machine, to first time storing, terminates, injection molding machine for mold cooling 70 seconds since molding
Storing does not store up completely, it is also necessary to could store up within 20 seconds completely, injection molding machine stops storing and starts die sinking movement at this time, and die sinking movement end is
Interval time is waited into circulation, meanwhile, second of storing of injection molding machine, injection molding machine storing 20 seconds are dynamic to storing up completely and stopping storing
Make, the circulation of injection molding machine waits interval time to terminate to start next cycle of operation.
The storing method and its control system of interval time are waited using circulation, injection molding machine waits interval time storage in circulation
Expect 20 seconds, i.e. a cycle of injection molding machine shortens 20 seconds time, and efficiency improves 6.67%.
Situation is all the case where injection molding machine stores up the time completely expected greater than mold cooling time in two above-mentioned embodiments,
When the time that injection molding machine storage is completely expected being less than the cooling time of mold, injection molding machine just will expect Chu Manliao in first time storing, just not
Second of storing is needed, but the considerably less of such case occurs.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (6)
1. the storing method that a kind of injection molding machine waits interval time using circulation, which comprises the following steps:
S1:PLC control injection molding machine molds mold, and mold clamping force is allowed to reach the value of PLC setting；
S2: hydraulic system drives injection seat, and the injection nozzle on injection seat is aligned and is injected with mould gate；
S3: pressure maintaining is carried out when the value that hydraulic system persistent pressure to PLC is set；The dwell time of hydraulic system is set in PLC；
S4: the dwell time terminates, and injection molding machine starts first time storing, injection molding machine hopper is added in plastics, electric heater is to plastics
Heating, screw rod shift plastics that heating is completed onto machine barrel front end, and when injection molding machine first time storing, mold is in cooling procedure,
The cooling time of PLC setting mold；
S5: the cooling time of mold terminates, injection moulding machine mould open；
S6: injection molding machine enters circulation and waits interval time, and injection molding machine starts second of storing, and injection molding machine hopper is added in plastics
In, electric heater shifts the plastics that heating is completed onto machine barrel front end to plastic heating, screw rod；The injection molding machine terminates second of storage
Material just completes a cycle of operation, starts next cycle of operation.
2. the storing method that a kind of injection molding machine according to claim 1 waits interval time using circulation, it is characterised in that:
When the injection molding machine first time storing stores up completely material within the cooling time of mold, the injection molding machine stops first time storing；Mold
Cooling time at the end of, injection moulding machine mould open.
3. the storing method that a kind of injection molding machine according to claim 1 waits interval time using circulation, it is characterised in that:
When terminating not store up full material the cooling time of mold, injection moulding machine mould open simultaneously stops storing up for the first time the injection molding machine first time storing
Material, injection molding machine enters intercycle waiting time, while second of storing of injection molding machine after die sinking.
4. the storing method that a kind of injection molding machine according to claim 3 waits interval time using circulation, it is characterised in that:
When the time of second of storing, which is less than circulation, waits interval time, the injection molding machine waits interval time to terminate in circulation
Into next cycle of operation, when the time of second of storing, which is greater than circulation, waits interval time, the injection molding machine storage
Just enter next cycle of operation after full material.
5. a kind of injection molding machine according to claim 1 waits the control system of the storing method of interval time using circulation,
It is characterized by comprising:
PLC, hydraulic system；The PLC is used to set pressure maintaining value and the dwell time of hydraulic system, and PLC is for setting injection molding
The mold clamping force of machine, the PLC are also used to set the cooling time of mold；The hydraulic system is for driving injection seat, the liquid
Pressure system is also used to drive screw rod.
6. a kind of injection molding machine according to claim 5 waits the control system of the storing method of interval time using circulation,
It is characterized by also including position rulers, are located on screw rod, and position ruler is used to measure the storing degree of injection molding machine.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611240755.4A CN106863728B (en) | 2016-12-29 | 2016-12-29 | A kind of injection molding machine waits the storing method and control system of interval time using circulation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611240755.4A CN106863728B (en) | 2016-12-29 | 2016-12-29 | A kind of injection molding machine waits the storing method and control system of interval time using circulation |
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| CN106863728A CN106863728A (en) | 2017-06-20 |
| CN106863728B true CN106863728B (en) | 2019-02-15 |
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| CN113650252B (en) * | 2021-07-05 | 2023-05-12 | 海天塑机集团有限公司 | Hydraulic control loop for accelerating PET raw material molding |
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| JP4438057B2 (en) * | 2004-06-30 | 2010-03-24 | キヤノン株式会社 | Manufacturing method of molded products |
| CN200939678Y (en) * | 2006-07-07 | 2007-08-29 | 北联电器股份有限公司 | Injection moulding machine able to reduce moulding procedue |
| CN101073912A (en) * | 2006-08-01 | 2007-11-21 | 杭州兴源过滤机有限公司 | Apparatus and process for forming low-pressure and large-capacity digital-controlled extruding pouring plastic |
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