CN107263793A - The manufacture craft and its special equipment of a kind of cavity - Google Patents
The manufacture craft and its special equipment of a kind of cavity Download PDFInfo
- Publication number
- CN107263793A CN107263793A CN201710613363.6A CN201710613363A CN107263793A CN 107263793 A CN107263793 A CN 107263793A CN 201710613363 A CN201710613363 A CN 201710613363A CN 107263793 A CN107263793 A CN 107263793A
- Authority
- CN
- China
- Prior art keywords
- cavity
- dynamic model
- air gun
- mould
- manufacture craft
- 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.)
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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
-
- 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
- B29C45/1753—Cleaning or purging, e.g. of the injection unit
-
- 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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/43—Removing or ejecting moulded articles using fluid under pressure
-
- 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
- B29C45/0053—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor combined with a final operation, e.g. shaping
- B29C2045/0077—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor combined with a final operation, e.g. shaping removing burrs or flashes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/38—Loudspeaker cones; Acoustic diaphragms
Abstract
The invention discloses a kind of manufacture craft of cavity, including fully-automatic production step.The invention also discloses a kind of special equipment for producing cavity, including for blowing off the air gun of cavity.The present invention provides the manufacture craft and its special equipment of a kind of cavity, and plastic produced by the invention saves manpower without manually cutting, and air gun auxiliary plastic comes off, shortens process treatment time, improve operating efficiency；Plastic part quality is high, is unlikely to deform, die life is long, and production is stable；Production cost is low, it is adaptable to produce in enormous quantities.
Description
Technical field
The present invention relates to a kind of preparation technology of plastic, specifically, it is related to the manufacture craft of cavity a kind of and its special
Equipment, belongs to plastic preparing technical field.
Background technology
At present, it is necessary to using microminiature thin walled cavity, however, existing microminiature thin-walled chamber in the making of microphone
Body needs manually to go assembling, inefficiency；The development needed according to product, microminiature thin walled cavity automatically reach the standard grade by production, still
The plastic produced of mould die sinking is fixed on runner, it is impossible to is come off, it is necessary to manually remove and manually cut, is wasted significantly
Artificial, operating efficiency is low；Then continue to develop, surface trimming plastic equipment is reached the standard grade, but the plastic after cutting still adheres to
, it is necessary to which hand sweeping, efficiency is low on mould；Manipulator is either used, plastic under hairbrush brush is installed, but use manipulator
Cost is high, for producing plastic in enormous quantities, does not apply to；The plastic of production is jagged, while microminiature thin walled cavity is also needed
The plastic part quality to be carried out in mould after chamfered, chamfered is not high, and yielding, mold parting surface is easy to wear, mould
Life-span is not high, causes the production of microminiature thin walled cavity to enter bottleneck period.
In summary, prior art there will naturally be inconvenience and defect in actual use, and it is therefore necessary to improved.
The content of the invention
The technical problem to be solved in the present invention is not enough for more than there is provided a kind of manufacture craft of cavity and its special to set
Standby, plastic saves manpower without manually cutting, and air gun auxiliary plastic comes off, shortens process treatment time, improve work
Efficiency；Plastic part quality is high, is unlikely to deform, die life is long, and production is stable；Production cost is low, it is adaptable to produce in enormous quantities.
To solve above technical problem, the present invention uses following technical scheme：A kind of manufacture craft of cavity, including entirely certainly
Dynamic production stage.
A kind of prioritization scheme, the fully-automatic production step includes：Air gun auxiliary drags system to be stripped, and air gun starts, air gun
Opening is towards mould dynamic model side, and the dynamic model of air gun and mould allows gas to spread all on the die of dynamic model, made in 30-60 ° of angle
The product being attached on dynamic model slides.
Further, the fully-automatic production step includes：Vibrations ejection, push rod is moved back and forth, and dynamic model is constantly shaken,
Make to be attached to the product on dynamic model to slide.
Further, the fully-automatic production step comprises the following steps：
Start from step S301；
Step S301：Mold closing, dynamic model and quiet mould matched moulds, form closed die cavity, perform step S302；
Step S302：The plastic material melted is injected into mould, augering screw notes the raw material in injection-moulding device in step 2
Enter die cavity and fill up die cavity, perform step S303；
Step S303：Pressurize, continues augering screw, it is ensured that mould cavity pressure is stable, performs step S304；
Step S304：Storing and cooling, after die cavity cooling, screw rod returns to initial position and carries out storing, and preparation is molded into next time
Type；
Step S305：Die sinking, dynamic model is molded with quiet mould, and injecting products are attached on dynamic model, while performing step S306 and execution
Step S307；
Step S306：Vibrations ejection, push rod is moved back and forth, and dynamic model is constantly shaken, and is made to be attached to the product on dynamic model and is slid, holds
Row step S308；
Step S307：Air gun auxiliary drags system to be stripped, and air gun starts, air gun opening towards mould dynamic model side, air gun and mould
Dynamic model allows gas to spread all on the die of dynamic model, additional step S306 makes to be attached to the product on dynamic model in 30-60 ° of angle
Slide, perform step S308；
Step S308：Primary product are obtained, and carry out step S301 mold closings, subsequent cycle is carried out.
Further, in addition to unhairing cleaning treatment step；Primary finished product input milling apparatus is ground, cleaned.
Further, 800-2000 grams of Buddha's warrior attendant ball is put into the milling apparatus；Grinding agent is put into the milling apparatus
20ml；The rotating speed of the milling apparatus is 800-1200r/min；The milling time of the milling apparatus is 0.5-5 hours.
Further, the deburring cleaning treatment step comprises the following steps：
Start from step S501；
Step S501：Get out cleaning agent, 40 DEG C of warm water and deionized water.
Step S502：Barrelling is cleaned；
Step S5021：From a diameter of 3.0-4.0mm, a height of 0.5-5.0 mm cavity, with every barrel of without departing from 100,000 dresses
Bucket, then cleaning agent with every barrel of 10-50ml ratio and 40 DEG C of warm water is added into washing bucket；
From a diameter of 5.0-6.0mm, a height of 0.5-5.0 mm cavity with every barrel of without departing from 50,000 barrellings, then by cleaning agent
Washing bucket is added with every barrel of 10-50ml ratio and 40 DEG C of warm water.
From a diameter of 8.0-9.0mm, a height of 0.5-5.0 mm cavity, the outer warm water cleaning of bucket.
Step S5022：Scavenging period is set：PA products 1.5-2 hours, POM products scavenging period 3 hours, PPS products are clear
Wash the time 3 hours, PBT products scavenging period 5 hours, square gum cover product 1.5 hours.Reach and part inspection is first carried out after setting time
Test, if not reaching appearance requirement, can increase by 1 hour or so.
Step S503：After cleaning agent cleaning, with running water soaking and washing 2 times, prevent there are residuals；Finally use deionization
Once, prevention running water is remained water soaking and washing.
Step S504：Part after cleaning is put into washing machine drying, and the time that dries is 3 ~ 5 minutes.
Step S505：Finally part is dried up with hair-dryer.Note during drying hair-dryer apart from 10 centimeters of part with
On, and vibration is dried up back and forth；When hair-dryer temperature is too high, cooled with cold wind, prevent Part Thermal Deformation.
Further, in addition to pre-treatment of raw material step, injection-moulding step；
Raw materials particles are put into drying equipment by the pre-treatment of raw material step is dried processing, removes in raw material
Moisture, makes moisture control within the molding parameter claimed range of raw material；
The drying equipment includes：The integral automatic dehumidifying drying machine of drying box, heated-air drying hopper or three machines；Using drying
During case baking material, every layer of raw thickness is no more than 40mm in drying box；
The injection-moulding step, pretreated raw material are added in injection-moulding device, carry out injection molding processing.
Present invention also offers a kind of special equipment for producing cavity, including the auxiliary stripper apparatus of gas, the auxiliary demoulding dress of gas
Put including the air gun head for blowing off cavity.
A kind of prioritization scheme, the air gun head opening is towards the dynamic model side of mould, and airflow direction is described for from top to bottom
Air gun head, in 30-60 ° of angle, allows gas to spread all over the die of dynamic model with dynamic model；The opening of the air gun head is flat mouth shape.
The present invention is using after above technical scheme, compared with prior art, with advantages below：
The invention provides a kind of manufacture craft of cavity and its special equipment, plastic produced by the invention need not manually be cut,
Manpower is saved, air gun auxiliary plastic comes off, shortens process treatment time, improve operating efficiency；Plastic part quality is high, is difficult
Deformation, die life is long, and production is stable；Production cost is low, it is adaptable to produce in enormous quantities.
The present invention is described in detail with reference to the accompanying drawings and examples.
Brief description of the drawings
Accompanying drawing 1 is the flow chart of manufacture craft of the present invention；
Accompanying drawing 2 is the structural representation of special equipment of the present invention；
Accompanying drawing 3 is the structural representation of the auxiliary stripper apparatus of gas of the present invention；
Accompanying drawing 4 is another structural representation of the auxiliary stripper apparatus of gas of the present invention；
In figure,
1- clamping apparatus, 2- push pin device, the auxiliary stripper apparatus of 3- gas, 4- injection devices, 5- electric devices, 31- air gun heads, 32-
Omnirange is adjustable steel bracket, 33- PU flexible pipes, 34- fixed screws, 35- front templates, 36- solenoid directional control valves, 37- air drainages
Device, 38- is adjustable air throttle, 39- air compressors, the standby I/O plates of 40- injection machines, 41- air accumulators.
Embodiment
In order to which technical characteristic, purpose and effect to the present invention are more clearly understood from, now control illustrates this hair
Bright embodiment.
A kind of manufacture craft of the cavity of embodiment 1
As shown in figure 1, a kind of manufacture craft of cavity, comprises the following steps：Pre-treatment of raw material step, injection-moulding step,
Fully-automatic production step, unhairing cleaning treatment step.
Step one, raw material are carried out the pretreatment before use by pre-treatment of raw material step, perform step 2；
Granular raw material are put into drying equipment processing is dried, removed the moisture in raw material, make moisture
Control is within the molding parameter claimed range of raw material.
The drying equipment includes：The integral automatic dehumidifying drying machine of drying box, heated-air drying hopper or three machines；Using
During drying box baking material, every layer of raw thickness is no more than 40mm in drying box.
The raw material are：
Acrylonitrile-butadiene-phenylethylene compound（ABS）, acrylonitrile-butadiene-styrene copolymer, add 30% in nylon 6
Glass fibre, the glass fibre of addition 30%, POM polyformaldehyde, poly terephthalic acid fourth two in nylon66 fiber（Alcohol）Added in ester
30% glass fibre；Any one in above raw material.
The generally moist processing of polypropylene, polyformaldehyde；
Acrylonitrile-butadiene-phenylethylene compound（ABS）, polymethyl methacrylate, acrylonitrile-butadiene-styrene (ABS) copolymerization
The drying temperature of thing is 75-85 DEG C, and drying time is more than 3 hours；
The drying temperature of the glass fibre of addition 30% is 95-105 DEG C in the glass fibre and nylon66 fiber of addition 30% in nylon 6,
Drying time is more than 4 hours；
Poly terephthalic acid fourth two（Alcohol）Ester（PBT the glass fibre of addition 30%, makrolon, polyphenylene sulfide, polyphenylene oxide in)
Drying temperature be 115-125 DEG C, drying time be more than 4 hours.
Step 2, injection-moulding step adds pretreated raw material in injection-moulding device, carries out at injection molding
Reason, performs step 3；
The injection-moulding device includes injection machine, and pretreated raw material are added to the charging barrel of injection machine, are molded
Forming processes.
The product of injection molding in step 2 is carried out fully-automatic production, simultaneously by step 3, the fully-automatic production step
Perform step 4；
Specifically, comprising the following steps：
Start from step S301；
Step S301：Mold closing, dynamic model and quiet mould matched moulds, form closed die cavity, perform step S302；
Step S302：The plastic material melted is injected into mould, augering screw notes the raw material in injection-moulding device in step 2
Enter die cavity and fill up die cavity, perform step S303；
Step S303：Pressurize, continues augering screw, it is ensured that mould cavity pressure is stable, performs step S304；
Step S304：Storing and cooling, after die cavity cooling, screw rod returns to initial position and carries out storing, and preparation is molded into next time
Type；
Step S305：Die sinking, dynamic model is molded with quiet mould, and injecting products are attached on dynamic model, while performing step S306 and execution
Step S307；
Step S306：Vibrations ejection, push rod is moved back and forth, and dynamic model is constantly shaken, and is made to be attached to the product on dynamic model and is slid, holds
Row step S308；
Step S307：Air gun auxiliary drags system to be stripped, and air gun starts, air gun opening towards mould dynamic model side, air gun and mould
Dynamic model allows gas to spread all on the die of dynamic model, additional step S306 makes to be attached to the product on dynamic model in 30-60 ° of angle
Slide, perform step S308；
Step S308：Primary product are obtained, and carry out step S301 mold closings, subsequent cycle is carried out.
Carry out successively mold closing, injection molding, pressurize, storing and cooling, die sinking, vibrations ejection, air gun help drag the system demoulding,
Mold closing, into subsequent cycle production process.
The air gun assisted demoulding systemic effect opportunity：After the completion of die sinking, injection machine start perform vibrations ejection action or
While person's Double-ejection is acted, gas circuit is got through.
The air gun assisted demoulding systemic effect position and angle：Air gun opening is towards mould dynamic model side, and direction is by upper
Down, gas is allow to spread all over mould die in 30-60 ° of angle with mould dynamic model.
Step 4：Unhairing cleaning treatment step, deburring processing is carried out to the primary finished product that is obtained in step 3, at cleaning
Reason；
This step can also be removed greasy dirt, dust processing to the primary finished product obtained in step 3；
Comprise the following steps：
Start from step S501；
Step S501：Get out cleaning agent, 40 DEG C of warm water and deionized water.
Step S502：Barrelling is cleaned；
Step S5021：From a diameter of 3.0-4.0mm, a height of 0.5-5.0 mm cavity, with every barrel of without departing from 100,000 dresses
Bucket, then cleaning agent with every barrel of 10-50ml ratio and 40 DEG C of warm water is added into washing bucket；
From a diameter of 5.0-6.0mm, a height of 0.5-5.0 mm cavity with every barrel of without departing from 50,000 barrellings, then by cleaning agent
Washing bucket is added with every barrel of 10-50ml ratio and 40 DEG C of warm water.
From a diameter of 8.0-9.0mm, a height of 0.5-5.0 mm cavity, the outer warm water cleaning of bucket.
Step S5022：Scavenging period is set：PA products 1.5-2 hours, POM products scavenging period 3 hours, PPS products are clear
Wash the time 3 hours, PBT products scavenging period 5 hours, square gum cover product 1.5 hours.Reach and part inspection is first carried out after setting time
Test, if not reaching appearance requirement, can increase by 1 hour or so.
Step S503：After cleaning agent cleaning, with running water soaking and washing 2 times, prevent there are residuals；Finally use deionization
Once, prevention running water is remained water soaking and washing.
Step S504：Part after cleaning is put into washing machine drying, and the time that dries is 3-5 minutes.
Step S505：Finally part is dried up with hair-dryer.Note during drying hair-dryer apart from 10 centimeters of part with
On, and vibration is dried up back and forth；When hair-dryer temperature is too high, cooled with cold wind, prevent Part Thermal Deformation.
800-2000 grams of Buddha's warrior attendant ball is put into the milling apparatus；Grinding agent 20ml is put into the milling apparatus；It is described
The rotating speed of milling apparatus is 800-1200r/min；The milling time of the milling apparatus is 0.5-5 hours；
Specifically, the milling apparatus includes grinder or grinding drum；
This step can effectively remove the bad orders such as burr, cast gate residual, foreign matter, the obstinate greasy dirt on product die joint, and
And can also realize the chamfered of product, product is more suitable for the automatic assembling of microphone, lifting packaging efficiency and
Yields.
A kind of special equipment for producing cavity of embodiment 2
As in Figure 2-4, the present invention also provides a kind of special equipment for producing cavity, including clamping apparatus 1, push pin device 2, gas
Auxiliary stripper apparatus 3, injection device 4, electric device 5.
The auxiliary stripper apparatus 3 of gas includes air gun head 31, omnirange is adjustable steel bracket 32, the PU flexible pipes for being used to blow off cavity
33rd, fixed screw 34, front template 35, solenoid directional control valve 36, air water filter 37, adjustable air throttle 38, air compressor 39, note
The standby I/O plates 40 of molding machine.
The air gun head 31 is open the dynamic model side towards mould, airflow direction for from top to bottom, the air gun head 31 with
Dynamic model allows gas to spread all over the die of dynamic model in 30-60 ° of angle.
The material of air gun head 31 includes copper material；The opening of the air gun head 31 is flat mouth shape；
The air gun head 31 adjusts the opening of air gun head 31 towards the side of mould dynamic model, institute by comprehensive adjustable steel bracket 32
Stating air gun head 31 and being arranged on front template 35 or other can realize the opening of air gun head 31 towards the side of dynamic model.Air gun
First 31 are fixed on front template 35 by fixed screw 34.
The air gun head 31 connects solenoid directional control valve 36 by PU flexible pipes 33, and solenoid directional control valve 6 is connected by PU flexible pipes 33
Adjustable air throttle 38 is provided with air compressor 39, the PU flexible pipes 33 between solenoid directional control valve 36 and air compressor 39；
Air accumulator 41 is provided between adjustable air throttle 38 and air compressor 39；Set between solenoid directional control valve 36 and adjustable air throttle 38
It is equipped with air water filter 37；Solenoid directional control valve 36 is also connected with air gun head 31 and the standby I/O plates 40 of injection machine.
The solenoid directional control valve 36 includes three-position four-way electromagnetic directional valve.
The effect opportunity of the auxiliary stripper apparatus 3 of gas：After the completion of die sinking, injection machine start perform vibrations ejection action or
While Double-ejection is acted, gas circuit is got through.
Gas auxiliary stripper apparatus 3 position and the angle：The opening of air gun head 31 is towards mould dynamic model side, and direction is by upper
Down, gas is allow to spread all over mould die in 30-60 ° of angle with mould dynamic model.
Citing described above for best mode for carrying out the invention, wherein the device do not addressed in detail is that this area is common
The common knowledge of technical staff.Protection scope of the present invention is defined by the content of claim, any technology based on the present invention
The equivalent transformation for enlightening and carrying out, also within protection scope of the present invention.
Claims (10)
1. a kind of manufacture craft of cavity, it is characterised in that：Including fully-automatic production step.
2. a kind of manufacture craft of cavity as claimed in claim 1, it is characterised in that：The fully-automatic production step includes：
Air gun auxiliary drags system to be stripped, and air gun starts, and air gun opening is towards mould dynamic model side, and the dynamic model of air gun and mould is in 30-60 ° of folder
Angle, allows gas to spread all on the die of dynamic model, makes to be attached to the product on dynamic model and slides.
3. a kind of manufacture craft of cavity as claimed in claim 1, it is characterised in that：The fully-automatic production step includes：
Vibrations ejection, push rod is moved back and forth, and dynamic model is constantly shaken, and is made to be attached to the product on dynamic model and is slid.
4. a kind of manufacture craft of cavity as claimed in claim 1, it is characterised in that：The fully-automatic production step include with
Lower step：
Start from step S301；
Step S301：Mold closing, dynamic model and quiet mould matched moulds, form closed die cavity, perform step S302；
Step S302：The plastic material melted is injected into mould, augering screw notes the raw material in injection-moulding device in step 2
Enter die cavity and fill up die cavity, perform step S303；
Step S303：Pressurize, continues augering screw, it is ensured that mould cavity pressure is stable, performs step S304；
Step S304：Storing and cooling, after die cavity cooling, screw rod returns to initial position and carries out storing, and preparation is molded into next time
Type；
Step S305：Die sinking, dynamic model is molded with quiet mould, and injecting products are attached on dynamic model, while performing step S306 and execution
Step S307；
Step S306：Vibrations ejection, push rod is moved back and forth, and dynamic model is constantly shaken, and is made to be attached to the product on dynamic model and is slid, holds
Row step S308；
Step S307：Air gun auxiliary drags system to be stripped, and air gun starts, air gun opening towards mould dynamic model side, air gun and mould
Dynamic model allows gas to spread all on the die of dynamic model, additional step S306 makes to be attached to the product on dynamic model in 30-60 ° of angle
Slide, perform step S308；
Step S308：Primary product are obtained, and carry out step S301 mold closings, subsequent cycle is carried out.
5. a kind of manufacture craft of cavity as claimed in claim 1, it is characterised in that：Also include unhairing cleaning treatment step；
By primary finished product input milling apparatus be ground, cleaning treatment.
6. a kind of manufacture craft of cavity as claimed in claim 1, it is characterised in that：Buddha's warrior attendant is put into the item milling apparatus
800-2000 grams of ball；Grinding agent 20ml is put into the milling apparatus；The rotating speed of the milling apparatus is 800-1200r/min；
The milling time of the milling apparatus is 0.5-5 hours.
7. a kind of manufacture craft of cavity as claimed in claim 5, it is characterised in that：The deburring cleaning treatment step bag
Include following steps：
Start from step S501；
Step S501：Get out cleaning agent, 40 DEG C of warm water and deionized water；
Step S502：Barrelling is cleaned；
Step S5021：From a diameter of 3.0-4.0mm, a height of 0.5-5.0 mm cavity, with every barrel of without departing from 100,000 dresses
Bucket, then cleaning agent with every barrel of 10-50ml ratio and 40 DEG C of warm water is added into washing bucket；
From a diameter of 5.0-6.0mm, a height of 0.5-5.0 mm cavity with every barrel of without departing from 50,000 barrellings, then by cleaning agent
Washing bucket is added with every barrel of 10-50ml ratio and 40 DEG C of warm water；
From a diameter of 8.0-9.0mm, a height of 0.5-5.0 mm cavity, the outer warm water cleaning of bucket；
Step S5022：Scavenging period is set：PA products 1.5-2 hours, POM products scavenging period 3 hours, when PPS products are cleaned
Between 3 hours, PBT products scavenging period 5 hours, square gum cover product 1.5 hours；Reach and component test first carried out after setting time,
If not reaching appearance requirement, it can increase 1 hour or so；
Step S503：After cleaning agent cleaning, with running water soaking and washing 2 times, prevent there are residuals；Finally soaked with deionized water
Once, prevention running water is remained for bubble cleaning；
Step S504：Part after cleaning is put into washing machine drying, and the time that dries is 3 ~ 5 minutes；
Step S505：Finally part is dried up with hair-dryer；
Hair-dryer is noted during drying apart from more than 10 centimeters of part, and vibration is dried up back and forth；, when hair-dryer temperature is too high
Cooled with cold wind, prevent Part Thermal Deformation.
8. a kind of manufacture craft of cavity as claimed in claim 1, it is characterised in that：Also include pre-treatment of raw material step,
Injection-moulding step；
Raw materials particles are put into drying equipment by the pre-treatment of raw material step is dried processing, removes in raw material
Moisture, makes moisture control within the molding parameter claimed range of raw material；
The drying equipment includes：The integral automatic dehumidifying drying machine of drying box, heated-air drying hopper or three machines；Using drying
During case baking material, every layer of raw thickness is no more than 40mm in drying box；
The injection-moulding step, pretreated raw material are added in injection-moulding device, carry out injection molding processing.
9. a kind of special equipment for producing cavity, it is characterised in that：Including the auxiliary stripper apparatus of gas（3）, the auxiliary stripper apparatus of gas
（3）Including the air gun head for blowing off cavity（31）.
10. a kind of special equipment for producing cavity as claimed in claim 9, it is characterised in that：The air gun head（31）Opening
Towards the dynamic model side of mould, airflow direction is the air gun head from top to bottom（31）With dynamic model in 30-60 ° of angle, make gas
The die of dynamic model can be spread all over.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710613363.6A CN107263793A (en) | 2017-07-25 | 2017-07-25 | The manufacture craft and its special equipment of a kind of cavity |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710613363.6A CN107263793A (en) | 2017-07-25 | 2017-07-25 | The manufacture craft and its special equipment of a kind of cavity |
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|---|---|
| CN107263793A true CN107263793A (en) | 2017-10-20 |
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|---|---|---|---|
| CN201710613363.6A Pending CN107263793A (en) | 2017-07-25 | 2017-07-25 | The manufacture craft and its special equipment of a kind of cavity |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107642387A (en) * | 2017-11-09 | 2018-01-30 | 房县诚信汽配有限责任公司 | A kind of oil trap assembly and its processing method |
| CN109555777A (en) * | 2018-11-30 | 2019-04-02 | 丰业迪睦斯（芜湖）汽车部件有限公司 | Car door handle fastening bolt gasket fixed structure |
| CN110253835A (en) * | 2019-06-24 | 2019-09-20 | 东莞市竣詹机械科技有限公司 | The convenient injection mold of mold core discharging and its application method inside a kind of |
| CN113510909A (en) * | 2021-04-25 | 2021-10-19 | 深圳杰宏精密制造有限公司 | Mold manufacturing cooling device adopting pneumatic turning principle |
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| CN102632593A (en) * | 2012-04-24 | 2012-08-15 | 张家港市云雾实业有限公司 | Injection device of injection moulding machine for perfume atomizer pistons |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102632593A (en) * | 2012-04-24 | 2012-08-15 | 张家港市云雾实业有限公司 | Injection device of injection moulding machine for perfume atomizer pistons |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107642387A (en) * | 2017-11-09 | 2018-01-30 | 房县诚信汽配有限责任公司 | A kind of oil trap assembly and its processing method |
| CN109555777A (en) * | 2018-11-30 | 2019-04-02 | 丰业迪睦斯（芜湖）汽车部件有限公司 | Car door handle fastening bolt gasket fixed structure |
| CN110253835A (en) * | 2019-06-24 | 2019-09-20 | 东莞市竣詹机械科技有限公司 | The convenient injection mold of mold core discharging and its application method inside a kind of |
| CN113510909A (en) * | 2021-04-25 | 2021-10-19 | 深圳杰宏精密制造有限公司 | Mold manufacturing cooling device adopting pneumatic turning principle |
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Application publication date: 20171020 |