CN107160661A - A kind of hot-press equipment and processing method of processing 3D bend glasses or safeguard film for cellular phone - Google Patents

A kind of hot-press equipment and processing method of processing 3D bend glasses or safeguard film for cellular phone Download PDF

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Publication number
CN107160661A
CN107160661A CN201710404478.4A CN201710404478A CN107160661A CN 107160661 A CN107160661 A CN 107160661A CN 201710404478 A CN201710404478 A CN 201710404478A CN 107160661 A CN107160661 A CN 107160661A
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CN
China
Prior art keywords
control box
temperature control
hot
cellular phone
temperature
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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
Application number
CN201710404478.4A
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Chinese (zh)
Inventor
邓志军
Original Assignee
邓志军
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 邓志军 filed Critical 邓志军
Priority to CN201710404478.4A priority Critical patent/CN107160661A/en
Publication of CN107160661A publication Critical patent/CN107160661A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C51/00Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/18Thermoforming apparatus
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C51/00Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/26Component parts, details or accessories; Auxiliary operations
    • B29C51/42Heating or cooling
    • B29C51/421Heating or cooling of preforms, specially adapted for thermoforming
    • B29C51/424Heating or cooling of preforms, specially adapted for thermoforming using a heated fluid

Abstract

The invention provides a kind of processing 3D bend glasses or the hot-press equipment and processing method of safeguard film for cellular phone, hot-press equipment includes a temperature control box, the temperature control box is provided with least one air inlet and at least one gas outlet, pressure apparatus is provided with the temperature control box, the pressure apparatus includes a upper male mould and a lower cavity die, the lower cavity die is arranged on immediately below upper male mould, the upper male mould is up and down along drive device, the lower cavity die is fixed on temperature control box bottom, the lower cavity die is used to place the material for needing to process, and corresponding processing method, the present invention is by setting a closed temperature control box, heating or lowering temperature uniform, the safeguard film for cellular phone or glass of preprocessing are placed by manipulator, the precision of matched moulds is high, management and control regulation can be carried out to the temperature in mould by temperature sensor in real time simultaneously, operationally hot gas will not leak temperature control box, hot gas is reclaimed by going out gas recovering device, reach the purpose of energy-conservation.

Description

A kind of hot-press equipment and processing method of processing 3D bend glasses or safeguard film for cellular phone
[technical field]
It is more particularly to a kind of to be used to process the present invention relates to the process equipment field of safeguard film for cellular phone or 3D bend glasses The hot-press equipment and corresponding processing method of safeguard film for cellular phone or 3D bend glasses.
[background technology]
3D bend glasses and safeguard film for cellular phone are the products that current user generally uses, and its popularity rate is high, mobile phone protection Film includes mobile phone mantle and safety glass film, and the shape of mobile phone screen also by using more flat transition to be present in the past Bend glass screen, major cellular telephone companies such as Samsung, Huawei, OPPO all manufacture production toward the mobile phone of curve screens, therefore Mobile phone film or safety glass film are sticked on curve screens will first carry out certain flexural deformation processing, to adapt to these hands Machine screen.Heat pressing forming machines, current safeguard film for cellular phone heat pressing forming machines are needed to use in safeguard film for cellular phone process Generally existing operating temperature height, the problem of consuming energy big.The existing safeguard film for cellular phone of one of which or 3D bend glasses are hot pressed into The hot pressing mode of type machine is that safeguard film for cellular phone is fixed, and heating plate is heated from left to right, is then retracted from right to left again, and heating plate is led to Cross close to unprocessed safeguard film for cellular phone a certain distance, non-contact thermal is belonged to by air, as shown in figure 1, this just makes The heat for the heating on the right of heat ratio heated into the safeguard film for cellular phone of left-hand component is more, easily causes the situation on size side.Also It is by conveyer belt, using re-annealing after the interim mode of heating progress hot bending deformation of continuous tunnel furnace to have a kind of processing mode Into as shown in Fig. 2 particularly as being gradually to set stepped temperature range region in conveyer belt, manually placing 3D curved surface glass The stepped heating on a moving belt of glass or safeguard film for cellular phone, mobile phone glass or safeguard film for cellular phone, reaches after certain temperature, by After cumulative pressurization force deformation, cooled by the staged of conveyer belt, cooled down.Such a processing mode is will be in safeguard film for cellular phone Or the processing carried out in the case of the constantly motion of 3D bend glasses and hot-press equipment, stepped heating has to the patience of product Reduction, reduces service life, and required precision of this kind of processing to product is higher, is easily shaken in motion process, can cause product Unstability, defect ware is more, and heat consumption is big, while needing to carry out the setting of conveyer belt using huge space, no Beneficial to saving space.
[content of the invention]
For the glass or the hot-press equipment of safeguard film for cellular phone of a kind of provide more high-quality electronic product 3D display screens, The problem of prior art is present preferably is solved, the invention provides the low, efficiency high of one kind power consumption, the high hand of converted products quality The hot-press equipment and corresponding processing method of machine bend glass or safeguard film for cellular phone.
A kind of hot-press equipment of processing 3D bend glasses or safeguard film for cellular phone, comprising a temperature control box, the temperature control box is set Have and pressure apparatus is provided with least one air inlet and at least one gas outlet, the temperature control box, for 3D bend glasses or hand Machine diaphragm it is hot-forming, the pressure apparatus include a upper male mould and a lower cavity die, the lower cavity die be arranged on it is upper Immediately below punch-pin, the upper male mould is up and down along drive device, and the lower cavity die is fixed on temperature control box bottom, described recessed Mould is used to place the 3D bend glasses or safeguard film for cellular phone for needing to process.
Preferably, a temperature sensor is also set up in the temperature control box, outside is provided with temperature display, for examining in real time The temperature surveyed inside temperature control box, adjust automatically pressure size.
Preferably, the temperature control box is additionally provided with a manipulator, located at temperature control box side, for by outside hand to be processed Machine diaphragm is placed on the fixed position of the lower cavity die.
Preferably, collecting tank is additionally provided with outside the temperature control box, after safeguard film for cellular phone machines cooling, the manipulator Safeguard film for cellular phone is moved in collecting tank.
Preferably, the air inlet external connection three-way pipe, for mixing air temperature adjustment, three-way pipe one end connection is empty Hot-air heater, one end connection air refrigerator.
Preferably, the gas outlet external connection pumping retracting device, another space is evacuated to by the hot gas after machining Reclaim.
Preferably, provided with many set above identical pressure apparatus in the temperature control box.
Preferably, assisted heating device can also be set in the temperature control box.
A kind of method of processing 3D bend glasses or safeguard film for cellular phone, is comprised the steps of:
S1., 3D bend glasses or safeguard film for cellular phone to be processed are placed into the temperature control of described hot-press equipment with manipulator The lower cavity die position of case is fixed;
S2. the air by external world's heating is passed to inside temperature control box by air inlet, and temperature control box inside is heated up, and is utilized Temperature sensor determines to be adapted to the temperature of thermoplastic deformation;
S3. when temperature reach 3D bend glasses to be processed or safeguard film for cellular phone can pyroplastic deformation temperature when, in control Punch-pin is pushed, and is determined to push static duration according to material property to be processed;
S4. upper male mould is removed, internal hot gas is reclaimed by gas outlet, after recovery is finished, air inlet is passed through Cold air, cools to the 3D bend glasses or safeguard film for cellular phone of machining deformation;
S5. after the completion of cooling, the 3D bend glasses or safeguard film for cellular phone that machine are moved into outside using manipulator Collecting tank.
Hot-press equipment of the present invention has the beneficial effect that:By setting a closed temperature control box, heating or lowering temperature uniform, in advance The safeguard film for cellular phone of processing is placed by manipulator, and the precision of matched moulds is high, while can be right in real time by temperature sensor Temperature in mould carries out management and control regulation, and temperature control box hot gas when heating work will not leak, be reclaimed by going out gas recovering device Hot gas, reaches the purpose of cooling energy-saving, while the process steps carried out using the hot-press equipment are simple, the product of production Quality is good.
[brief description of the drawings]
Fig. 1 is the existing hot-press equipment contactless by heating plate.
Fig. 2 is the existing hot-press equipment that hot bending deformation is carried out by conveyer belt.
Fig. 3 is the cross-sectional view of hot-press equipment of the present invention.
Fig. 4 provides a kind of curve map of the temperature and time of PET material for the present invention.
1 is temperature control box in figure, and 2 be manipulator, and 3 be air inlet, and 4 be gas outlet, and 5 be temperature sensor, and 6 be lower cavity die, 7 It is upper male mould for lock module, 8,9 be 3D bend glasses or safeguard film for cellular phone.
[embodiment]
In order that the technological means that the present invention is realized is clear, the present invention is expanded on further below in conjunction with the accompanying drawings.
As shown in figure 3, for a kind of embodiment of the present invention, a kind of hot-press equipment of processing mobile phone diaphragm includes one Temperature control box 1, the temperature control box 1 is provided with least one air inlet 3 and at least one gas outlet 4, and air inlet 3 is used to connect outside sky Gas is heated and refrigerating plant (being not drawn into figure) transmits hot gas or cold air, gas outlet 3 after machining into temperature control box 1 Discharge for hot gas is collected, and pressure apparatus, for the hot-forming of safeguard film for cellular phone, the pressure are provided with the temperature control box 1 Power apparatus includes a upper male mould 8 and a lower cavity die 6, and the lower cavity die 6 is arranged on immediately below upper male mould 8, and lock module 7 is used for Fixed lower cavity die 6, the upper male mould 8 is up and down along drive device, and lower cavity die 6 is fixed, in processing glass tempering film During the higher product of this kind of hardness, in order to prevent the pressure that upper male mould 8 is pushed excessive, one can also be set in lower cavity die 6 Individual spring bumper, the lower cavity die 6 is fixed on the bottom of temperature control box 1, and the lower cavity die 6, which is used to place, needs the 3D processed bent Surface glass or safeguard film for cellular phone 9, upper male mould of the invention or lower cavity die can according to actual conditions to be adjusted to upper cavity die or under Punch-pin, or one of those is only used, lower cavity die is for example only used, flat board is used above and is pressurizeed.
In the present embodiment, also set up in the temperature control box 1 aobvious provided with temperature outside a temperature sensor 5, temperature control box Display screen, for detecting the temperature inside temperature control box in real time, because the 3D bend glasses or safeguard film for cellular phone material of processing are different, institute The heating-up temperature needed is also different, for artificial adjust automatically pressure size.The temperature control box 1 is additionally provided with a manipulator 2, if In temperature control box side, the fixation for outside 3D bend glasses to be processed or safeguard film for cellular phone 9 to be placed on to the lower cavity die 6 Position.Collecting tank (being not drawn into figure) is additionally provided with outside the temperature control box 1, is machined in 3D bend glasses or safeguard film for cellular phone 9 After cooling, the manipulator 2 moves to 3D bend glasses or safeguard film for cellular phone 9 in collecting tank.The air inlet external connection three Siphunculus, for mixing air temperature adjustment, the three-way pipe connection heating and refrigerating plant (being not drawn into figure), or three-way pipe one end Air heater is connected, connection air refrigerator in one end connects air inlet after mixing.The gas outlet external connection pumping is reclaimed Device, another retracting device is evacuated to by the hot gas machined in rear temperature control box 1.While in order to improve in the temperature in temperature control box Lifting speed, an auxiliary electro-heat equipment can also be set inside temperature control box, coordinates air heating, Air Temperature is lifted faster Degree, is closed after processing.
During work, 3D bend glasses or safeguard film for cellular phone 9 to be processed are placed into described hot pressing with manipulator 2 first The position of lower cavity die 6 of the temperature control box 1 of equipment is fixed, and is then inputted hot gas out of air inlet 3, after a period of time, in temperature control box 1 Temperature constantly raise, 3D bend glasses or safeguard film for cellular phone 9 soften by hard, according to the self character of different materials, Beneficial to the thermoplasticity of material, control upper male mould is pushed, and is determined to push static duration according to material property to be processed, machined Afterwards, hot gas is carried out by gas outlet 4 detaching mobile phone, the now input of air inlet 3 cold air, to 3D bend glasses or safeguard film for cellular phone 9 carry out cooling sizings, remove upper male mould 8 after the completion of cooling, afterwards with manipulator 2 by the 3D bend glasses or hand that have been molded Machine diaphragm 9 moves to placement in collecting tank, and so far one action terminates.
In the present embodiment, one or more sets identical pressure apparatus can be provided with temperature control box 1, while to multiple mobile phone 3D Bend glass or safeguard film for cellular phone carry out hot-forming simultaneously, are conducive to improving the service efficiency of hot gas.
Fig. 4 provides a kind of curve map of the temperature and time of PET material for the present invention, beneficial to the thermoplasticity of PET material, PET material heat setting temperature is at 100~140 DEG C or so, and when temperature is raised to this scope, upper male mould provides 0.5Pa pressure, Hot compression deformation is carried out to PET material, except PET material, PP materials, ARM materials or glass etc. can also be processed with thermoplasticity Material, application field covers 3D display screens glass or automobile screen of electronic product etc..
The mode that the present invention is heated using air heats up to 3D bend glasses or safeguard film for cellular phone, with stepped liter Temperature is compared, the profiles uniform heated up in temperature control box, as shown in figure 4, can be protected to 3D bend glasses to be processed or mobile phone Film integrally heats up, beneficial to the patience for improving product, the good heat insulating of temperature control box, while mould is is fixedly mounted, mould is static It is without friction, it is ensured that the stability of product.
Embodiment described above, simply the present invention preferred embodiments, not come limit the present invention practical range, therefore it is all according to The equivalent change or modification that construction, feature and principle described in scope of the present invention patent are done, all should be included in the present invention In patent claim.

Claims (13)

1. the hot-press equipment of a kind of processing 3D bend glasses or safeguard film for cellular phone, it is characterised in that described comprising a temperature control box Temperature control box is provided with least one air inlet and at least one gas outlet, and the temperature control box is interior to be provided with pressure apparatus, for 3D curved surfaces Glass or safeguard film for cellular phone it is hot-forming, the pressure apparatus includes a upper male mould and a lower cavity die, the lower cavity die Immediately below upper male mould, the upper male mould is up and down along drive device, and the lower cavity die is fixed on temperature control box bottom, The lower cavity die is used to place the 3D bend glasses or safeguard film for cellular phone for needing to process.
2. hot-press equipment according to claim 1, it is characterised in that:A TEMP is also set up in the temperature control box Device, outside is provided with temperature display, for detecting the temperature inside temperature control box, adjust automatically pressure size in real time.
3. hot-press equipment according to claim 1, it is characterised in that:The temperature control box is additionally provided with a manipulator, is located at Temperature control box side, the fixed bit for outside 3D bend glasses to be processed or safeguard film for cellular phone to be placed on to the lower cavity die Put.
4. hot-press equipment according to claim 1, it is characterised in that:Collecting tank is additionally provided with outside the temperature control box, in mobile phone 3D bend glasses or safeguard film for cellular phone are machined after cooling, and 3D bend glasses or safeguard film for cellular phone are moved to receipts by the manipulator Collect in groove.
5. hot-press equipment according to claim 1, it is characterised in that:The air inlet external connection three-way pipe, for mixing Air temperature-adjustment is closed, described three-way pipe one end connects air heater, one end connection air refrigerator.
6. hot-press equipment according to claim 1, it is characterised in that:The gas outlet external connection is evacuated retracting device, Hot gas after machining is evacuated to another space reclamation.
7. hot-press equipment according to claim 1, it is characterised in that:One or more sets identicals are provided with the temperature control box Pressure apparatus.
8. a kind of method of processing 3D bend glasses or safeguard film for cellular phone, methods described is comprised the steps of:
S1. 3D bend glasses or safeguard film for cellular phone to be processed are placed into hot pressing as claimed in claim 1 with manipulator to set The lower cavity die position of standby temperature control box is fixed;
S2. the air by external world's heating is passed to inside temperature control box by air inlet, and temperature control box inside is heated up, temperature is utilized Sensor determines to be adapted to the temperature of thermoplastic deformation;
S3. when temperature reach 3D bend glasses to be processed or safeguard film for cellular phone can pyroplastic deformation temperature when, control upper male mould Push, determined to push static duration according to material property to be processed;
S4. upper male mould is removed, internal hot gas is reclaimed by gas outlet, after recovery is finished, air inlet is passed through cold sky Gas, cools to the 3D bend glasses or safeguard film for cellular phone of machining deformation;
S5. after the completion of cooling, the 3D bend glasses or safeguard film for cellular phone that machine are moved to the collection of outside using manipulator Groove.
CN201710404478.4A 2017-06-01 2017-06-01 A kind of hot-press equipment and processing method of processing 3D bend glasses or safeguard film for cellular phone Pending CN107160661A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710404478.4A CN107160661A (en) 2017-06-01 2017-06-01 A kind of hot-press equipment and processing method of processing 3D bend glasses or safeguard film for cellular phone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710404478.4A CN107160661A (en) 2017-06-01 2017-06-01 A kind of hot-press equipment and processing method of processing 3D bend glasses or safeguard film for cellular phone

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Publication Number Publication Date
CN107160661A true CN107160661A (en) 2017-09-15

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107473576A (en) * 2017-09-22 2017-12-15 贵州合众玻璃有限公司 A kind of glass processing device
CN108189374A (en) * 2017-12-27 2018-06-22 深圳市精益精科技有限公司 Curved surface protective film processing and forming technology and curved surface protective film
CN108656505A (en) * 2018-04-10 2018-10-16 温州新鲜源包装材料有限公司 A kind of air pressure hot pressing forming machine
CN109177423A (en) * 2018-07-12 2019-01-11 深圳市康成泰实业有限公司 Terminal surface protective film and preparation method thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107473576A (en) * 2017-09-22 2017-12-15 贵州合众玻璃有限公司 A kind of glass processing device
CN107473576B (en) * 2017-09-22 2020-05-22 张家界永兴玻璃有限公司 Glass processing device
CN108189374A (en) * 2017-12-27 2018-06-22 深圳市精益精科技有限公司 Curved surface protective film processing and forming technology and curved surface protective film
CN108656505A (en) * 2018-04-10 2018-10-16 温州新鲜源包装材料有限公司 A kind of air pressure hot pressing forming machine
CN109177423A (en) * 2018-07-12 2019-01-11 深圳市康成泰实业有限公司 Terminal surface protective film and preparation method thereof

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