CN117565373A - Mobile phone film production equipment capable of realizing automatic production - Google Patents
Mobile phone film production equipment capable of realizing automatic production Download PDFInfo
- Publication number
- CN117565373A CN117565373A CN202311823032.7A CN202311823032A CN117565373A CN 117565373 A CN117565373 A CN 117565373A CN 202311823032 A CN202311823032 A CN 202311823032A CN 117565373 A CN117565373 A CN 117565373A
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- module
- mobile phone
- reflected light
- phone film
- die
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 35
- 238000010438 heat treatment Methods 0.000 claims abstract description 35
- 238000007689 inspection Methods 0.000 claims abstract description 24
- 239000002994 raw material Substances 0.000 claims abstract description 9
- 238000000465 moulding Methods 0.000 claims abstract description 7
- 238000003825 pressing Methods 0.000 claims description 25
- 230000007246 mechanism Effects 0.000 claims description 21
- 238000001514 detection method Methods 0.000 claims description 9
- 238000001179 sorption measurement Methods 0.000 claims description 9
- 230000003287 optical effect Effects 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 abstract description 3
- 230000007547 defect Effects 0.000 description 14
- 238000003856 thermoforming Methods 0.000 description 11
- 239000000047 product Substances 0.000 description 9
- 230000008859 change Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000011265 semifinished product Substances 0.000 description 4
- 230000002950 deficient Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/02—Bending or folding
- B29C53/04—Bending or folding of plates or sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
-
- 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
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/80—Component parts, details or accessories; Auxiliary operations
- B29C53/84—Heating or cooling
-
- 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
- B29L2007/00—Flat articles, e.g. films or sheets
- B29L2007/008—Wide strips, e.g. films, webs
Abstract
The invention discloses mobile phone film production equipment capable of realizing automatic production, and relates to the field of mobile phone film production. Wherein, the material feeding module is used for placing the raw materials into a mould by a clamping device, and the mould is conveyed to the forming module; the molding module comprises a heating device, a conveying device and a separating device, raw materials are softened and molded in a die through the heating device, finished products are sent to the quality inspection module, and the die returns to the feeding module; the quality inspection module is electrically connected with the control module through a third conveying device at the tail end of the quality inspection module, and the third conveying device is provided with two output ports; and the data processing module is used for receiving the electric signals from the quality inspection module, processing the received information and transmitting the processing result to the control module. And the control module is configured to be electrically connected with each module, responds to each module and sends a control signal to each module. The scheme can realize that the mobile phone film automatically enters the die to finish secondary molding, and the finished product can be automatically classified to finish processing, so that the influence of manpower in the production process is reduced.
Description
Technical Field
The invention belongs to the field of mobile phone film production, and particularly relates to mobile phone film production equipment capable of realizing automatic production.
Background
The existing mobile phone film comprises a flat film and a curved film, and when the curved film is processed, the curved surface of the curved film is formed by thermoforming to carry out secondary processing; firstly, placing a planar semi-finished product into a mould, then placing the mould into a thermoforming device for heating, further realizing secondary plasticity of the semi-finished product through the mould, and forming two sides of the semi-finished product into curved surfaces. However, in the prior art, most of the materials are put into a mold and then into a cavity of a thermoforming apparatus for heating the mold by manual operation, and the placing method is inefficient and affects production efficiency.
Disclosure of Invention
Aiming at the problems that in the prior art, a die is placed into a cavity of a thermoforming device for heating the die through manual operation and the placement method is low in efficiency, the invention provides mobile phone film production equipment capable of realizing automatic production. According to the scheme, the mobile phone film heating die can be sequentially and automatically fed into the heating cavity, and the influence of manpower on the production efficiency is reduced.
The invention provides the following technical scheme:
a mobile phone film production device capable of realizing automatic production is characterized in that,
the feeding module is used for placing raw materials into a die through a clamping device, and the die is conveyed to the forming module through a feeding channel;
the molding module comprises a heating device, a conveying device and a separating device, wherein raw materials are softened and molded in the mold through the heating device, the mold is separated from a finished product at the separating device, the finished product is sent to the quality inspection module through the first conveying device, and the mold returns to the feeding module through the second conveying device;
the quality inspection module comprises an automatic optical detector and a contour measuring instrument, a third conveying device connected with the tail end of the quality inspection module is electrically connected with the control module, and the third conveying device is provided with two switchable output ports;
the data processing module is used for receiving the electric signals from the quality inspection module, processing the optical information returned by the optical detector and the profile measuring instrument and transmitting the result to the control module;
and the control module is configured to be electrically connected with each module, responds to each module and sends a control signal to each module.
Preferably, the clamping device in the feeding module is a vacuum adsorption device with a guide structure, and the guide structure is a concave structure which takes an adsorption port as a geometric center and is formed outwards according to the shape and the size of the mobile phone film.
Preferably, the mould described at the feeding module is a lower mould of the upper and lower moulds, which lower mould cooperates with the upper mould.
Preferably, a pressing mechanism is arranged at the heating device, and the pressing mechanism is a mechanical pressing structure or an air pressure pressing structure.
Preferably, the mechanical pressing mechanism comprises a pressing driving assembly, a movable column, a limiting structure, a spring and a pressing plate, wherein the limiting structure is fixed at the upper end of the movable column, the pressing plate is fixed at the lower end of the movable column, the spring is sleeved on the movable column, and two ends of the spring are respectively connected with the upper side of the pressing plate and the lower side of the pressing driving assembly.
Preferably, the air pressure compacting structure comprises a negative pressure fan, a suction head and an air duct, wherein the negative pressure fan is connected with the air duct, and the suction head sucks air in the die to compact the mobile phone film.
Preferably, the separating device in the molding module comprises a cooling device and an air pressure separating device, the cooling device is arranged in front of the air pressure separating device, a gap is formed between the molded mobile phone film and the mold after being cooled, the air pressure separating device is connected with the mold, negative pressure is formed inside the mold, positive pressure is formed by the separator, an air pressure gradient is formed between the mold and the mobile phone film, and the mobile phone film is separated from the mold and is adsorbed on the separator.
Preferably, the third conveying device in the quality inspection module is a conveying belt capable of switching the output ports, and the switching of the output ports is achieved by changing the inclination angle of the first conveying device to achieve the butt joint with different output ports.
Preferably, the quality inspection module is configured to perform the steps of:
transmitting incident detection light at least comprising a first direction and a second direction to a plane of the to-be-detected piece;
acquiring first reflected light and second reflected light in a first direction and/or a second direction, wherein the first reflected light is first plane reflected light of a first film layer, and the second reflected light is second plane reflected light of the first film layer;
and acquiring third reflected light and fourth reflected light in the first direction and/or the second direction, wherein the third reflected light is reflected light of a first plane of the second film layer, and the fourth reflected light is reflected light of a fourth plane.
Compared with the prior art, the invention has the following advantages:
(1) This scheme can be in proper order automatic send into the heating chamber with cell-phone membrane heating mould, reduces the manual work to production efficiency's influence.
(2) The scheme can distinguish the quality of the finished products, and does not need to manually participate in distinguishing the good products from the defective products.
Drawings
FIG. 1 is a schematic diagram of the modular connection of the apparatus;
FIG. 2 is a schematic diagram of the structure of a molding module of the apparatus;
fig. 3 is a schematic view of the structure of the vacuum adsorption device of the apparatus.
Reference numerals: 1. a frame; 11. a first placing plate; 12. a second placing plate; 13. a third placing plate; 14. a movable avoiding hole; 2. a movable platform; 21. a mounting position; 22. a thermoforming mold; 3. a movable mechanism; 4. a compressing mechanism; 41. a compression assembly; 5. a heating mechanism; 51. a heating chamber; 52. the shielding component, 6, the guiding structure, 7 and the adsorption port;
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, are intended to fall within the scope of the present invention.
It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. In addition, the technical solutions of the embodiments of the present invention may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present invention.
Examples
As shown in fig. 1, a mobile phone film production device capable of realizing automatic production comprises a feeding module, wherein raw materials are placed into a die through a clamping device at the feeding module, and the die is conveyed to a forming module through a feeding channel;
the molding module comprises a heating device, a conveying device and a separating device, wherein raw materials are softened and molded in the mold through the heating device, the mold is separated from a finished product at the separating device, the finished product is sent to the quality inspection module through the first conveying device, and the mold returns to the feeding module through the second conveying device;
the quality inspection module comprises an automatic optical detector and a contour measuring instrument, a third conveying device connected with the tail end of the quality inspection module is electrically connected with the control module, and the third conveying device is provided with two switchable output ports;
the data processing module is used for receiving the electric signals from the sensor and preprocessing the electric signals
And the control module is configured to be electrically connected with each module, responds to each module and sends a control signal to each module.
In this embodiment, the shaping module includes frame 1, be provided with heating mechanism 5 on frame 1, be provided with the heating chamber 51 that runs through heating mechanism 5 in the heating mechanism 5, be provided with movable platform 2 on frame 1, be provided with installation position 21 on the movable platform 2, be provided with thermoforming mould 22 on the installation position 21, be provided with movable mechanism 3 on frame 1, movable mechanism 3 is connected with movable platform 2 transmission, be provided with hold-down mechanism 4 on frame 1, be provided with hold-down assembly 41 in the hold-down mechanism 4, be provided with heating assembly in the heating chamber 51, heating assembly corresponds with thermoforming mould 22.
In this embodiment, the mounting locations 21 on the movable platform 2 are mounting holes penetrating through two sides of the movable platform 2, and the thermoforming mold 22 includes a lower mold and an upper mold. In the thermoforming mold 22, the semi-finished product is put into a forming groove, folded and heated by an upper mold and a lower mold, and then extruded and formed; the forming groove is positioned on the upper side surface of the dismounting piece, and curved surfaces on two sides of the forming groove are positioned on the lower die main body; the lower die body portion may be heated by a heating assembly so that the curved surface of the curved film side may be thermoformed.
In this embodiment, the pressing component 41 includes a movable column, a limiting block, a spring, and a lower pressing plate; the lower driving assembly is in driving connection with the movable column, the limiting block is fixedly arranged at the upper end of the movable column, the lower pressing plate is fixedly arranged at the lower end of the movable column, the spring is sleeved on the movable column, two ends of the spring respectively support against the lower side of the lower driving assembly and the upper side of the lower pressing plate, and the lower side of the lower pressing plate corresponds to the position of the thermoforming die 22.
In this embodiment, the apparatus further includes a second placing plate 12 and a second placing plate 12, where the second placing plate 12 and the second placing plate 12 are fixedly disposed on the frame 1, and the first placing plate 11, the second placing plate 12 and the second placing plate 12 are sequentially connected; the pushing mechanism is fixedly arranged on the second placing plate 12, the heating mechanism 5 is fixedly arranged on the second placing plate 12, and the movable platform 2 is movably arranged on the first placing plate 11, the second placing plate 12 and the second placing plate 12.
In this embodiment, the first placing plate 11 and the second placing plate 12 are respectively provided with a movable avoiding hole 14 penetrating through the upper side and the lower side of the first placing plate 11, the movable avoiding holes 14 on the first placing plate 11 and the second placing plate 12 are connected, and the rear ends of the movable avoiding holes 14 of the second placing plate 12 are connected with the second placing plate 12; the conveying driving mechanism is in driving connection with the front end of the movable platform 2 through the movable avoiding hole 14.
In the present embodiment, the movable platform 2 is movably disposed on the guide slide rail to perform guide sliding.
In the present embodiment, the heating assembly is disposed within the second placement plate 12. The heating element may be a heating wire or a heating tube.
When the raw material is put into the mold, the thermal forming mold 22 is installed on the installation position 21, the movable mechanism 3 drives the thermal forming mold 22 to move along the first placing plate 11 to the third placing plate 13 in the reserved movable avoiding hole 14 until the thermal forming mold 22 enters the heating cavity 51 to start heating, and after the heating is completed, the movable mechanism 3 drives the thermal forming mold 22 to move along the movable avoiding hole 14 from the third placing plate 13 to the first placing plate 11 to complete the subsequent cooling and taking-out procedures.
In this embodiment, as shown in fig. 3, the feeding module and the clamping device involved in the forming module are vacuum adsorption devices, the geometric center of which is provided with an adsorption port 7, and a guide structure 6 which is suitable for the size of the mobile phone film is formed with the adsorption port 7 as the center, so that the mobile phone film can ensure that the position of the mobile phone film is fixed when being sucked, thereby being convenient for subsequent placement into the thermoforming mold 22.
In this embodiment, the third conveying device of the quality inspection module changes the inclination angle of the conveying belt through the rotating shaft to change the material to different output ports, and the action is initiated by the data processing module and the control module together.
As a preferred mode of an embodiment of the present disclosure, the quality inspection module is configured to perform the steps of:
transmitting incident detection light at least comprising a first direction and a second direction to a plane of the to-be-detected piece;
acquiring first reflected light and second reflected light in a first direction and/or a second direction, wherein the first reflected light is first plane reflected light of a first film layer, and the second reflected light is second plane reflected light of the first film layer;
acquiring third reflected light and fourth reflected light in the first direction and/or the second direction, wherein the third reflected light is first plane reflected light of the second film layer, and the fourth reflected light is fourth plane reflected light;
determining a reflection defect area, acquiring emergent angles of the first reflected light and the second reflected light, and if the emergent angles are inconsistent with the incident angle, making a first gap have a defect; acquiring the emergent angles of the third reflected light and the fourth reflected light, and if the emergent angles are inconsistent with the incident angles, the second gap has defects
Determining the curvature of the reflection defect, and acquiring the change of the emergent positions of the first reflected light and the second reflected light, wherein the incidence angles of the first reflected light and the second reflected light are changed due to the defect of the film layer, and the curvature of the reflection defect of the first gap is obtained through the change of the positions; acquiring the emergent position change of the third reflected light and the fourth reflected light, wherein the incidence angles of the third reflected light and the fourth reflected light are changed due to the defect of the film layer, and obtaining the curvature of the reflection defect of the second gap through the position change;
determining a curvature extremum of the reflection defect, so that the to-be-detected piece moves in the quality inspection module, detecting different areas of the to-be-detected piece by the first reflected light and the second reflected light to obtain a plurality of groups of curvature data of the reflection defect, and obtaining a first gap reflection curvature extremum; detecting different areas of the part to be detected by the third reflected light and the fourth reflected light to obtain multiple groups of reflection defect curvature data and obtain a second gap reflection curvature extremum
If the area of the reflection defect area is larger than a first threshold value and/or the curvature range of the reflection defect is larger than a second threshold value, the quality inspection module sends a first sorting signal to the control module; otherwise, a second sorting signal is sent.
The first direction and the second direction are different-plane directions or orthogonal directions.
The first gap is located between the first film layer and the second film layer, and the second gap is located between the second film layer and the third film layer.
As a preferred mode of an embodiment of the present disclosure, the quality inspection module is further configured to provide an atmosphere detection module configured to calibrate a third refractive index of the atmosphere within the detection region. The detection light of the atmosphere detection module is configured to be vertically incident so as to avoid interference of incident angles on the incident light position, which leads to whether air refraction is detected or not.
The first refractive index and the second refractive index are the corresponding refractive indices of the first film layer and the second film layer.
If the detected piece which sends the first sorting signal has no atmosphere in the front judging process, sending a third sorting signal;
for the detected piece which has sent the second sorting signal
If the atmosphere exists in the bubble, a third sorting signal is sent;
if no atmosphere exists in the bubbles, sending a second sorting signal;
the defect levels were as follows:
the first sorting signal is a type of defective products, and cannot enter the market for sale;
the second sorting signal is good;
the third sorting signal is the second class of defective products, and can enter the market for sale.
In a further preferred mode of the embodiments of the present disclosure, the first direction is a detection direction from a first side of the piece to be detected to a second side parallel thereto;
the second direction is the detection direction from the third side of the to-be-detected piece to the parallel fourth side of the to-be-detected piece, and the description of each side of the to-be-detected piece is based on the same plane description of the to-be-detected piece.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The mobile phone film production equipment capable of realizing automatic production is characterized by comprising a feeding module, wherein raw materials are placed into a die at the feeding module through a clamping device, and the die is conveyed to a forming module through a feeding channel;
the molding module comprises a heating device, a conveying device and a separating device, wherein raw materials are softened and molded in the mold through the heating device, the mold is separated from a finished product at the separating device, the finished product is sent to the quality inspection module through the first conveying device, and the mold returns to the feeding module through the second conveying device;
the quality inspection module comprises an automatic optical detector and a contour measuring instrument, a third conveying device connected with the tail end of the quality inspection module is electrically connected with the control module, and the third conveying device is provided with two switchable output ports;
and the data processing module is used for receiving the electric signals from the quality inspection module, processing the optical information returned by the optical detector and the profile measuring instrument and transmitting the result to the control module.
And the control module is configured to be electrically connected with each module, responds to each module and sends a control signal to each module.
2. The mobile phone film production device capable of realizing automatic production according to claim 1, wherein the clamping device in the feeding module is a vacuum adsorption device with a guide structure, and the guide structure is a concave structure which takes an adsorption port as a geometric center and is formed outwards according to the shape and the size of a mobile phone film.
3. The mobile phone film production device capable of realizing automatic production according to claim 1, wherein the die at the feeding module is a lower die of an upper die and a lower die, and the lower die is matched with the upper die.
4. The mobile phone film production device capable of realizing automatic production according to claim 1, wherein a pressing mechanism is arranged at the heating device, and the pressing mechanism is a mechanical pressing structure or an air pressure pressing structure.
5. The mobile phone film production device capable of realizing automatic production according to claim 4, wherein the mechanical pressing mechanism comprises a pressing driving assembly, a movable column, a limiting structure, a spring and a lower pressing plate, the limiting structure is fixed at the upper end of the movable column, the lower pressing plate is fixed at the lower end of the movable column, the spring is sleeved on the movable column, and two ends of the spring are respectively connected with the upper side of the lower pressing plate and the lower side of the pressing driving assembly.
6. The mobile phone film production device capable of realizing automatic production according to claim 4, wherein the air pressure compressing structure comprises a negative pressure fan, a suction head and an air duct, the negative pressure fan is connected with the air duct, and air in the die is sucked by the suction head to compress the mobile phone film.
7. The apparatus of claim 1, wherein the separating device comprises a cooling device and an air pressure separating device, the cooling device is arranged in front of the air pressure separating device, a gap is formed between the formed mobile phone film and the mold after cooling, the air pressure separating device is connected with the mold, the inside of the mold is negative pressure, the separator is positive pressure, an air pressure gradient is formed between the mold and the mobile phone film, and the mobile phone film is separated from the mold and is adsorbed on the separator.
8. The mobile phone film production device capable of realizing automatic production according to claim 1, wherein the third conveying device in the quality inspection module is arranged as a conveying belt capable of switching output ports, and the switching of the output ports is completed by changing the inclination angle of the first conveying device.
9. The automated production facility of claim 1, wherein the quality inspection module is configured to perform the steps of:
transmitting incident detection light at least comprising a first direction and a second direction to a plane of the to-be-detected piece;
acquiring first reflected light and second reflected light in a first direction and/or a second direction, wherein the first reflected light is first plane reflected light of a first film layer, and the second reflected light is second plane reflected light of the first film layer;
and acquiring third reflected light and fourth reflected light in the first direction and/or the second direction, wherein the third reflected light is reflected light of a first plane of the second film layer, and the fourth reflected light is reflected light of a fourth plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311823032.7A CN117565373A (en) | 2023-12-27 | 2023-12-27 | Mobile phone film production equipment capable of realizing automatic production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311823032.7A CN117565373A (en) | 2023-12-27 | 2023-12-27 | Mobile phone film production equipment capable of realizing automatic production |
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| Publication Number | Publication Date |
|---|---|
| CN117565373A true CN117565373A (en) | 2024-02-20 |
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ID=89888298
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311823032.7A Pending CN117565373A (en) | 2023-12-27 | 2023-12-27 | Mobile phone film production equipment capable of realizing automatic production |
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|---|---|
| CN (1) | CN117565373A (en) |
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