CN111168983A - Equipment and method for continuously processing mesh points on surfaces of multiple light guide plates at high speed - Google Patents
Equipment and method for continuously processing mesh points on surfaces of multiple light guide plates at high speed Download PDFInfo
- Publication number
- CN111168983A CN111168983A CN201911420516.0A CN201911420516A CN111168983A CN 111168983 A CN111168983 A CN 111168983A CN 201911420516 A CN201911420516 A CN 201911420516A CN 111168983 A CN111168983 A CN 111168983A
- Authority
- CN
- China
- Prior art keywords
- light guide
- guide plate
- sensor
- conveyor belt
- conveying
- 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.)
- Pending
Links
Images
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
- B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
- B29C59/02—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing
- B29C59/04—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing using rollers or endless belts
- B29C59/043—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing using rollers or endless belts for profiled articles
-
- 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
- B29L2007/002—Panels; Plates; Sheets
Abstract
The invention discloses equipment and a method for continuously processing mesh points on the surfaces of a plurality of light guide plates at high speed, wherein the equipment comprises a rack, and a feeding mechanism, a mould pressing mechanism and a discharging mechanism which are arranged on the rack and used for conveying the light guide plates; the continuous processing device is simple in structure, and through the mutual matching of the feeding mechanism, the mould pressing mechanism, the blanking mechanism, the first sensor, the second sensor, the third sensor, the fourth sensor and the controller, the continuous processing of a plurality of light guide plates can be realized, so that the processing efficiency is greatly improved; the actual measurement shows that the processing time of each light guide plate is reduced from 12 seconds to 6 seconds, and the processing efficiency can be improved by 50%.
Description
Technical Field
The invention relates to the technical field of plastic product production, in particular to equipment and a method for continuously processing mesh points on the surfaces of a plurality of light guide plates at high speed.
Background
The light guide plate (light guide plate) is made of optical acrylic/PC board and then high-tech material with high reflectivity and no light absorption, and the bottom of the optical acrylic board is printed with light scattering spots by UV screen printing technology. The optical-grade acrylic sheet is used for absorbing the light emitted from the lamp to stay on the surface of the optical-grade acrylic sheet, when the light rays irradiate each scattered light point, the reflected light can be diffused towards each angle, and then the reflected light is destroyed to be emitted from the front surface of the light guide plate. The light guide plate can uniformly emit light through various light guide points with different densities and sizes. The reflecting sheet is used for reflecting the light exposed from the bottom surface back to the light guide plate so as to improve the use efficiency of the light; under the condition of equal area brightness, the luminous efficiency is high and the power consumption is low.
The light scattering points on the existing light guide plate are mainly formed by printing salient points or hot-pressing mesh points with ink, but the salient points printed with the ink are easy to deform or disappear along with the increase of the service time, so that the light guide efficiency of the light guide plate is reduced, and the service life of the light guide plate is shortened.
Therefore, at present, hot-pressing mesh point operation is mostly performed on a light guide plate material by using a hot press, in a specific production process, a light guide plate material is firstly conveyed between a pressing roller and a lower pressing roller through a feeding conveying roller belt, then mesh points are processed through the pressing roller and the lower pressing roller to generate the light guide plate material, wherein the surface of a common used lower pressing roller is a smooth surface, and the outer ring surface of the pressing roller is provided with a diffusion mesh point-shaped or groove-shaped or prism-shaped or grating-shaped mold.
Chinese patent application No. CN201410088619.2 discloses a hot press for processing dots on the surface of a light guide plate, which comprises a frame, a manipulator, a transmission mechanism, a roller set, an output belt, a three-axis mechanism and a transmission support frame, wherein the frame is internally provided with a base, a roller support frame and a lifting block, the roller support frame is internally provided with a hydraulic device, the lifting block is slidably arranged on the roller support frame, and the bottom of the lifting block is in contact with the top of the hydraulic device;
the three-axis mechanism comprises a Y-axis transmission mechanism, an X-axis transmission mechanism, a Z-axis lifting mechanism and a horizontal rotating mechanism, the horizontal rotating mechanism is rotatably arranged on the Y-axis transmission mechanism, the Y-axis transmission mechanism is slidably arranged on the X-axis transmission mechanism, the X-axis transmission mechanism is slidably arranged on the Z-axis lifting mechanism, and the Z-axis lifting mechanism is arranged on the base;
the transmission support frame is arranged on the horizontal rotating mechanism;
the manipulator is arranged on the inner wall of the frame in a sliding manner and is positioned above the transmission support frame;
the transmission mechanism comprises a roller set, a screw rod, a slide block, a sliding frame and a clamping mechanism; the roller group comprises at least one group of rollers, each group of rollers comprises at least two rollers, the at least two rollers are respectively arranged on two sides of the top of the transmission support frame, the screw rod is arranged on the top of the transmission support frame between the at least two rollers, the sliding block is arranged on the screw rod, the sliding frame is arranged on the top of the transmission support frame on one side of the screw rod, and the clamping mechanisms are arranged on two sides of the top of the support frame in a sliding manner;
the roller set comprises a fixed roller and a driving roller, the fixed roller is rotatably arranged on the inner side of the rack, the driving roller is rotatably arranged on the lifting block, a mold belt is arranged on the outer side of the fixed roller or the driving roller or one of the fixed roller and the driving roller, and the shape of the working surface of the mold belt is a diffusion mesh point shape or a groove shape or a prism shape or a grating shape;
the output belt is arranged on the rack on one side of the roller set;
the top ends of the roller groups, the top end of the sliding frame, the top tangent of the driving roller and the upper surface of the output belt are all positioned on the same horizontal plane;
the inner side of the frame is also provided with a programming controller, a temperature detector and a pressure detector, the temperature detector is provided with a temperature measuring probe, the temperature measuring probe extends to the working surfaces of the fixed roller and the driving roller, the pressure detector is provided with a pressure measuring probe, and the pressure measuring probe is arranged at the bottom of the driving roller;
heaters are arranged inside the roll shafts of the fixed roll and the driving roll, and the hydraulic device, the mechanical arm, the Y-axis transmission mechanism, the X-axis transmission mechanism, the Z-axis lifting mechanism, the horizontal rotating mechanism, the material clamping mechanism, the temperature detector, the pressure detector and the heaters are electrically connected with the programming controller.
However, the hot press for processing dots on the surface of the light guide plate cannot continuously process dots on a plurality of light guide plates, has low production efficiency, and cannot meet the market competition demand.
Disclosure of Invention
The invention aims to solve the problem of low efficiency of processing mesh points on the surface of a light guide plate in the prior art, and provides equipment and a method for continuously processing mesh points on the surfaces of a plurality of light guide plates at high speed, wherein the equipment and the method can continuously process the light guide plates, improve the production rhythm and reduce the processing time of each light guide plate.
In order to achieve the purpose, the invention is implemented according to the following technical scheme:
a device for continuously processing mesh points on the surfaces of a plurality of light guide plates at high speed comprises a rack, and a feeding mechanism, a mould pressing mechanism and a discharging mechanism which are arranged on the rack and used for conveying the light guide plates;
the frame on the two sides of the feeding mechanism is provided with a first sensor and a second sensor for detecting the light guide plate, and the frame on the two sides of the blanking mechanism is provided with a third sensor and a fourth sensor for detecting the light guide plate; the controller is respectively and electrically connected with the first sensor, the second sensor, the third sensor, the fourth sensor, the feeding mechanism, the mold pressing mechanism and the discharging mechanism.
The lower end of the upper pressing roller is a pressing tangent point and is tangent to the upper end surface of the light guide plate, and a lower pressing roller lifting mechanism for driving the lower pressing roller to move up and down is arranged on the rack at the lower end of the lower pressing roller;
the feeding mechanism comprises a feeding conveyor belt, a conveying idler wheel group and a push rod mechanism, wherein the feeding conveyor belt and the conveying idler wheel group are symmetrically arranged on two sides of the rack;
the blanking mechanism is arranged on a rack at the rear end of the molding mechanism and comprises a first blanking conveyor belt and a second blanking conveyor belt, and the upper end surface of the transmission idle gear group, the upper end surface of the feeding conveyor belt, the upper end surface of the first blanking conveyor belt and the upper end surface of the second blanking conveyor belt are positioned on the same plane;
specifically, the racks on the two sides of the rear end of the feeding conveyor belt are provided with first sensors for detecting the light guide plate, the racks on the two sides of the middle part of the conveying idler pulley group are provided with second sensors for detecting the light guide plate, the racks on the two sides of the rear end of the first blanking conveyor belt are provided with third sensors for detecting the light guide plate, and the racks on the two sides of the rear end of the second blanking conveyor belt are provided with fourth sensors for detecting the light guide plate; the controller is respectively and electrically connected with the first sensor, the second sensor, the third sensor, the fourth sensor, the lower die pressing roller lifting mechanism, the driving motor of the first blanking conveyor belt and the driving motor of the second blanking conveyor belt; when the first sensor detects that the light guide plate crosses the first sensor, the controller drives the push rod mechanism to push the front end of the light guide plate to a material pressing tangent point at the lower end of the upper die pressing roller, and simultaneously the controller drives the lower die pressing roller lifting mechanism to lift so that the upper die pressing roller and the lower die pressing roller clamp the light guide plate to process mesh points on the surface of the light guide plate; and when the fourth sensor detects the light guide plate, the controller controls the driving motor of the second blanking conveyor belt to stop.
Preferably, the distance between the first sensor and the second sensor on the same side of the frame is greater than or equal to the length of the light guide plate.
Preferably, the push rod mechanism comprises a transmission chain arranged on the rack between the feeding conveyor belt and the conveying idler wheel set and a push rod cylinder vertically fixed on the transmission chain, the top end of an ejector rod of the push rod cylinder faces upwards, the transmission chain is connected to a driving chain wheel and a driven chain wheel arranged on the rack, the driving chain wheel is driven by a servo motor, and the servo motor is connected with the push rod cylinder and a controller and controls the forward and reverse rotation of the servo motor and the ejection or retraction of the ejector rod of the push rod cylinder through the controller.
Preferably, the lower pressing roller lifting mechanism is a hydraulic jack.
In addition, the invention also provides a method for continuously processing the mesh points on the surfaces of a plurality of light guide plates at high speed, which comprises the following specific steps:
s1, placing the first light guide plate on a feeding conveyor belt for conveying and feeding;
s2, the rear end of the first light guide plate crosses the first sensor and then stays on the transmission idler pulley set;
s3, the controller controls the push rod mechanism to push the first light guide plate to transmit on the transmission idle wheel group until the foremost end of the first light guide plate reaches the material pressing tangent point at the lower end of the upper mould pressing roller, and the push rod mechanism returns to the initial position;
s4, placing the second light guide plate on a feeding conveyor belt for conveying and feeding;
s5, rotating the upper die pressing roller and the lower die pressing roller, and simultaneously driving the lower die pressing roller lifting mechanism to rise by 10-30 microns to enable the upper die pressing roller and the lower die pressing roller to clamp the first light guide plate, so that surface mesh point processing is performed on the first light guide plate, and the processed first light guide plate is received by the first blanking conveyor belt;
s6, the rear end of the second light guide plate crosses the first sensor and then stays on the transmission idler pulley set;
s7, the rear end of the processed first light guide plate crosses the third sensor and is carried by the second blanking conveyor belt, and the driving motor of the second blanking conveyor belt is controlled by the controller to stop when the fourth sensor detects the first light guide plate;
and S8, repeating the steps S3-S7 until the fourth sensor detects the Nth light guide plate, and controlling the driving motor of the second blanking conveyor belt to stop by the controller.
Compared with the prior art, the continuous processing device has a simple structure, and can realize the continuous processing of a plurality of light guide plates by the mutual matching of the feeding mechanism, the mould pressing mechanism, the blanking mechanism, the first sensor, the second sensor, the third sensor, the fourth sensor and the controller, thereby greatly improving the processing efficiency; the actual measurement shows that the processing time of each light guide plate is reduced from 12 seconds to 6 seconds, and the processing efficiency can be improved by 50%.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a diagram illustrating a first light guide plate being transported to a conveying idler set according to an embodiment of the present invention.
Fig. 3 is a diagram illustrating a state where the first light guide plate is conveyed to the molding mechanism and the second light guide plate is conveyed to the feeding conveyor according to the embodiment of the invention.
Fig. 4 is a diagram illustrating a state of the first light guide plate being conveyed to the first feeding conveyor and the second light guide plate being conveyed to the conveying idler set according to the embodiment of the invention.
Fig. 5 is a diagram illustrating a state where the first light guide plate is conveyed to the second blanking conveyor, the second light guide plate is conveyed to the molding mechanism, and the third light guide plate is conveyed to the blanking conveyor according to the embodiment of the invention.
Fig. 6 is a diagram illustrating a state of the first light guide plate being conveyed to the second feeding conveyor, the second light guide plate being conveyed to the first feeding conveyor, the third light guide plate being conveyed to the idle conveying wheel set, and the fourth light guide plate being conveyed to the feeding conveyor according to the embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. The specific embodiments described herein are merely illustrative of the invention and do not limit the invention.
A high-speed light guide plate continuous hot press comprises a frame 18, and a feeding mechanism, a mould pressing mechanism and a discharging mechanism which are arranged on the frame 18 and used for conveying a light guide plate 1;
the feeding mechanism comprises a feeding conveyor belt 5, a conveying idler wheel group 6 and a push rod mechanism 7, the feeding conveyor belt 5 and the conveying idler wheel group 6 are symmetrically arranged on two sides of a rack 18, the conveying idler wheel group 6 is positioned at the rear end of the feeding conveyor belt 5, the upper end face of the conveying idler wheel group 6 and the upper end face of the feeding conveyor belt 5 are positioned on the same plane, and the push rod mechanism 7 is arranged on the rack 18 between the feeding conveyor belt 5 and the conveying idler wheel group 6 and used for pushing the light guide plate 1 to the molding mechanism; the push rod mechanism 7 is a structure commonly used in the field, and can be directly used in the embodiment, the push rod mechanism 7 can comprise a transmission chain arranged on the rack between the feeding conveyor belt and the transmission idler pulley group 6 and a push rod cylinder vertically fixed on the transmission chain, the top end of a push rod of the push rod cylinder faces upwards, the transmission chain is connected with a driving chain wheel and a driven chain wheel arranged on the rack, the driving chain wheel is driven by a servo motor, the servo motor is connected with the push rod cylinder and a controller, and the controller controls the forward and reverse rotation of the servo motor and the ejection or retraction of the push rod cylinder;
the molding mechanism is arranged on a rack 18 at the rear end of the conveying idler pulley group 6 and comprises an upper molding roller 13 arranged on the rack 18 and a lower molding roller 12 positioned right below the upper molding roller 13, the lower end of the upper molding roller 13 is a material pressing tangent point and is tangent to the upper end face of the light guide plate, and the molding mechanism in the embodiment can be directly purchased on the market, so the specific structure is not repeated; a lower pressing roller lifting mechanism 14 for driving the lower pressing roller 12 to move up and down is arranged on the rack 18 at the lower end of the lower pressing roller 12;
the blanking mechanism is arranged on a rack 18 at the rear end of the die pressing mechanism and comprises a first blanking conveyor belt 15 and a second blanking conveyor belt 16, and the upper end surface of the transmission idler pulley group 6, the upper end surface of the feeding conveyor belt 5, the upper end surface of the first blanking conveyor belt 15 and the upper end surface of the second blanking conveyor belt 16 are positioned on the same plane;
a controller (not shown in the figure) is further arranged on the machine frame 18, a first sensor 8 for detecting the light guide plate 1 is arranged on the machine frame 18 on the two sides of the rear end of the feeding conveyor belt 5, a second sensor 9 for detecting the light guide plate 1 is arranged on the machine frame 18 on the two sides of the middle part of the conveying idler pulley group 6, a third sensor 10 for detecting the light guide plate 1 is arranged on the machine frame 18 on the two sides of the rear end of the first blanking conveyor belt 15, and a fourth sensor 11 for detecting the light guide plate 1 is arranged on the machine frame 18 on the two sides of the rear end of the second blanking conveyor belt 16; the controller is respectively and electrically connected with the first sensor 8, the second sensor 9, the third sensor 10, the fourth sensor 11, the lower die pressing roller lifting mechanism 14, the driving motor of the first blanking conveyor belt 15 and the driving motor of the second blanking conveyor belt 16; when the first sensor 8 detects that the light guide plate 1 passes over the first sensor 8, the controller drives the push rod mechanism 7 to push the front end of the light guide plate 1 to a material pressing tangent point at the lower end of the upper molding roller 13, and simultaneously the controller drives the lower molding roller lifting mechanism 14 to be lifted to enable the upper molding roller 13 and the lower molding roller 12 to clamp the light guide plate 1 so as to machine dots on the surface of the light guide plate 1; when the third sensor 10 detects that the light guide plate 1 passes the third sensor 10, the controller controls the driving motor of the first blanking conveyor belt 15 to stop, and when the fourth sensor 11 detects the light guide plate 1, the controller controls the driving motor of the second blanking conveyor belt 16 to stop.
In the specific use process, in order to facilitate continuous processing, the distance between the first sensor 8 and the second sensor 9 on the same side of the rack 18 is greater than or equal to the length of the light guide plate 1, so that the light guide plate can be uninterruptedly detected, and meanwhile, the sequential die pressing processing on a plurality of light guide plates can be ensured in order.
Referring to fig. 1 to 6, the device for processing dots on the surfaces of a plurality of light guide plates at a high speed continuously is used for processing, and in the embodiments in this market, four light guide plates are processed at a high speed continuously, and the specific steps are as follows:
s1, placing the first light guide plate 1 on a feeding conveyor belt 2 for conveying and feeding;
s2, the rear end of the first light guide plate 1 passes over the first sensor 8 and then stays on the transmission idler pulley set 6;
s3, the controller controls the push rod mechanism 7 to push the first light guide plate 1 to be transmitted on the transmission idler pulley group 6 until the foremost end of the first light guide plate 1 reaches the material pressing tangent point 17 at the lower end of the upper mould pressing roller 13, and the push rod mechanism 7 returns to the initial position;
s4, placing the second light guide plate 2 on a feeding conveyor belt 5 for conveying and feeding;
s5, rotating the upper pressing roller 13 and the lower pressing roller 12, and simultaneously driving the lower pressing roller lifting mechanism 14 to ascend by 10-30 microns by the controller to enable the upper pressing roller 13 and the lower pressing roller 12 to clamp the first light guide plate 1, so that surface mesh point processing is performed on the first light guide plate 1, and the processed first light guide plate 1 is received by the first blanking conveyor belt 15;
s6, the rear end of the second light guide plate 2 passes over the first sensor 8 and then stays on the transmission idler pulley set 6;
s7, the rear end of the processed first light guide plate 1 crosses the third sensor 10 and then is carried by the second blanking conveyor belt 16, and when the fourth sensor 11 detects the first light guide plate 1, the controller controls the driving motor of the second blanking conveyor belt 16 to stop;
s8, the controller controls the push rod mechanism 7 to push the second light guide plate 2 to be transmitted on the transmission idler pulley set 6 until the foremost end of the second light guide plate 2 reaches the material pressing tangent point 17 at the lower end of the upper mould pressing roller 13, and the push rod mechanism 7 returns to the initial position;
s9, placing the third light guide plate 3 on a feeding conveyor belt 5 for conveying and feeding;
s10, rotating the upper pressing roller 13 and the lower pressing roller 12, and simultaneously driving the lower pressing roller lifting mechanism 14 to ascend by 10-30 microns by the controller to enable the upper pressing roller 13 and the lower pressing roller 12 to clamp the second light guide plate 2, so that surface mesh point processing is performed on the second light guide plate 2, and the processed second light guide plate 2 is received by the first blanking conveyor belt 15;
s11, the rear end of the third light guide plate 3 passes over the first sensor 8 and then stays on the transmission idler pulley group 6;
s12, the rear end of the processed second light guide plate 2 crosses the third sensor 10 and then is carried by the second blanking conveyor belt 16, and when the fourth sensor 11 detects the second light guide plate 2, the controller controls the driving motor of the second blanking conveyor belt 16 to stop;
s13, the controller controls the push rod mechanism 7 to push the third light guide plate 3 to be transmitted on the transmission idler pulley set 6 until the foremost end of the third light guide plate 3 reaches the swaging and cutting point 17 at the lower end of the upper molding roller 13, and the push rod mechanism 7 returns to the initial position;
s14, placing the fourth light guide plate 4 on a feeding conveyor belt 5 for conveying and feeding;
s15, rotating the upper pressing roller 13 and the lower pressing roller 12, and simultaneously driving the lower pressing roller lifting mechanism 14 to ascend by 10-30 microns by the controller to enable the upper pressing roller 13 and the lower pressing roller 12 to clamp the third light guide plate 3, so that surface mesh point processing is performed on the third light guide plate 3, and the processed third light guide plate 3 is received by the first blanking conveyor belt 15;
s16, the rear end of the fourth light guide plate 4 passes over the first sensor 8 and then stays on the transmission idler pulley set 6;
and S17, the rear end of the processed third light guide plate 3 passes through the third sensor 10 and is carried by the second blanking conveyor 16, and when the fourth sensor 11 detects the third light guide plate 3, the driving motor of the second blanking conveyor 16 is controlled by the controller to stop.
Subsequently, other light guide plates may be continuously processed, or the fourth light guide plate 4 may be stopped after being processed.
Through carrying out actual measurement and comparison with a hot press (the product before this company) that is used for light guide plate surface machining site of prior art, under the same condition, the process time of every light guide plate is reduced to 6 seconds from original 12 seconds, and machining efficiency promotes and can reach 50%.
The technical solution of the present invention is not limited to the limitations of the above specific embodiments, and all technical modifications made according to the technical solution of the present invention fall within the protection scope of the present invention.
Claims (9)
1. A device for continuously processing mesh points on the surfaces of a plurality of light guide plates at high speed comprises a rack, and a feeding mechanism, a mould pressing mechanism and a discharging mechanism which are arranged on the rack and used for conveying the light guide plates; the method is characterized in that:
the frame on the two sides of the feeding mechanism is provided with a first sensor and a second sensor for detecting the light guide plate, and the frame on the two sides of the blanking mechanism is provided with a third sensor and a fourth sensor for detecting the light guide plate; the controller is respectively and electrically connected with the first sensor, the second sensor, the third sensor, the fourth sensor, the feeding mechanism, the mold pressing mechanism and the discharging mechanism.
2. The apparatus of claim 1, wherein the apparatus further comprises: the lower end of the upper die pressing roller is a pressing tangent point and is tangent with the upper end face of the light guide plate, and a lower die pressing roller lifting mechanism used for driving the lower die pressing roller to move up and down is arranged on the rack at the lower end of the lower die pressing roller.
3. The apparatus for processing mesh points on the surfaces of a plurality of light guide plates at high speed according to claim 2, wherein: the feeding mechanism comprises a feeding conveyor belt, a conveying idler wheel set and a push rod mechanism, the feeding conveyor belt and the conveying idler wheel set are symmetrically arranged on two sides of the rack, the conveying idler wheel set is located at the rear end of the feeding conveyor belt, the upper end face of the conveying idler wheel set and the upper end face of the feeding conveyor belt are located on the same plane, and the push rod mechanism is arranged on the rack between the feeding conveyor belt and the conveying idler wheel set and used for pushing the light guide plate to the molding mechanism.
4. The apparatus for processing mesh points on the surfaces of a plurality of light guide plates at high speed according to claim 3, wherein: the blanking mechanism is arranged on a rack at the rear end of the molding mechanism and comprises a first blanking conveying belt and a second blanking conveying belt, and the upper end face of the conveying idle wheel group, the upper end face of the feeding conveying belt, the upper end face of the first blanking conveying belt and the upper end face of the second blanking conveying belt are located on the same plane.
5. The apparatus of claim 4, wherein the apparatus further comprises: the frame on the two sides of the rear end of the feeding conveyor belt is provided with a first sensor for detecting the light guide plate, the frame on the two sides of the middle part of the conveying idler pulley group is provided with a second sensor for detecting the light guide plate, the frame on the two sides of the rear end of the blanking conveyor belt is provided with a third sensor for detecting the light guide plate, and the frame on the two sides of the rear end of the blanking conveyor belt is provided with a fourth sensor for detecting the light guide plate; the controller is respectively and electrically connected with the first sensor, the second sensor, the third sensor, the fourth sensor, the lower die pressing roller lifting mechanism, the driving motor of the first blanking conveyor belt and the driving motor of the second blanking conveyor belt; when the first sensor detects that the light guide plate crosses the first sensor, the controller drives the push rod mechanism to push the front end of the light guide plate to a material pressing tangent point at the lower end of the upper die pressing roller, and simultaneously the controller drives the lower die pressing roller lifting mechanism to lift so that the upper die pressing roller and the lower die pressing roller clamp the light guide plate to process mesh points on the surface of the light guide plate; and when the fourth sensor detects the light guide plate, the controller controls the driving motor of the second blanking conveyor belt to stop.
6. The apparatus of claim 5, wherein the apparatus further comprises: the distance between the first sensor and the second sensor on the same side of the rack is greater than or equal to the length of the light guide plate.
7. The apparatus for processing mesh points on the surfaces of a plurality of light guide plates at high speed according to claim 3, wherein: the push rod mechanism comprises a conveying chain arranged on the frame between the feeding conveying belt and the conveying idler wheel group and a push rod cylinder vertically fixed on the conveying chain, the top end of an ejector rod of the push rod cylinder faces upwards, the conveying chain is connected to a driving chain wheel and a driven chain wheel arranged on the frame, the driving chain wheel is driven by a servo motor, and the servo motor is connected with the push rod cylinder and a controller and controls the forward and reverse rotation of the servo motor and the ejection or retraction of the ejector rod of the push rod cylinder through the controller.
8. The apparatus for processing mesh points on the surfaces of a plurality of light guide plates at high speed according to claim 2, wherein: the lower die pressing roller lifting mechanism is a hydraulic jack.
9. A method for continuously processing screen dots on the surfaces of a plurality of light guide plates at a high speed, which is characterized by using the equipment for continuously processing the screen dots on the surfaces of a plurality of light guide plates at a high speed according to any one of claims 5 to 8 for processing, and comprises the following specific steps:
s1, placing the first light guide plate on a feeding conveyor belt for conveying and feeding;
s2, the rear end of the first light guide plate crosses the first sensor and then stays on the transmission idler pulley set;
s3, the controller controls the push rod mechanism to push the first light guide plate to transmit on the transmission idle wheel group until the foremost end of the first light guide plate reaches the material pressing tangent point at the lower end of the upper mould pressing roller, and the push rod mechanism returns to the initial position;
s4, placing the second light guide plate on a feeding conveyor belt for conveying and feeding;
s5, rotating the upper die pressing roller and the lower die pressing roller, and simultaneously driving the lower die pressing roller lifting mechanism to rise by 10-30 microns to enable the upper die pressing roller and the lower die pressing roller to clamp the first light guide plate, so that surface mesh point processing is performed on the first light guide plate, and the processed first light guide plate is received by the first blanking conveyor belt;
s6, the rear end of the second light guide plate crosses the first sensor and then stays on the transmission idler pulley set;
s7, the rear end of the processed first light guide plate crosses the third sensor and is carried by the second blanking conveyor belt, and the driving motor of the second blanking conveyor belt is controlled by the controller to stop when the fourth sensor detects the first light guide plate;
and S8, repeating the steps S3-S7 until the fourth sensor detects the Nth light guide plate, and controlling the driving motor of the second blanking conveyor belt to stop by the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911420516.0A CN111168983A (en) | 2019-12-31 | 2019-12-31 | Equipment and method for continuously processing mesh points on surfaces of multiple light guide plates at high speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911420516.0A CN111168983A (en) | 2019-12-31 | 2019-12-31 | Equipment and method for continuously processing mesh points on surfaces of multiple light guide plates at high speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111168983A true CN111168983A (en) | 2020-05-19 |
Family
ID=70652480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911420516.0A Pending CN111168983A (en) | 2019-12-31 | 2019-12-31 | Equipment and method for continuously processing mesh points on surfaces of multiple light guide plates at high speed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111168983A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112248424A (en) * | 2020-08-21 | 2021-01-22 | 昆山锦林光电材料有限公司 | Method for improving process efficiency of hot-pressing process of light guide plate |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208698173U (en) * | 2018-09-06 | 2019-04-05 | 嘉兴市创杰电子科技有限公司 | A kind of automation light guide plate hot-pressing transfer printing and overlay film integrated equipment |
-
2019
- 2019-12-31 CN CN201911420516.0A patent/CN111168983A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208698173U (en) * | 2018-09-06 | 2019-04-05 | 嘉兴市创杰电子科技有限公司 | A kind of automation light guide plate hot-pressing transfer printing and overlay film integrated equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112248424A (en) * | 2020-08-21 | 2021-01-22 | 昆山锦林光电材料有限公司 | Method for improving process efficiency of hot-pressing process of light guide plate |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204523930U (en) | Hydraulic press automation tensioning system | |
| CN109570287B (en) | Automatic bending equipment for plates | |
| CN108454075A (en) | Double courages press suction molding machine parallel | |
| CN210907574U (en) | Automatic profiling device | |
| CN111168983A (en) | Equipment and method for continuously processing mesh points on surfaces of multiple light guide plates at high speed | |
| CN111745729A (en) | Cutting device of unloading in light guide plate is with automation | |
| CN109130158A (en) | A kind of light guide plate side compression machine | |
| CN212555033U (en) | Micro-nano hot roller press of biplate feeding | |
| CN205085544U (en) | Material machine is driven to light guide plate | |
| CN207028173U (en) | A kind of light guide plate side compression machine | |
| CN212018389U (en) | Glue point arranging machine | |
| CN212607665U (en) | Finishing device is carried to rock wool strip | |
| CN211969032U (en) | Automatic steel pipe device of carving characters | |
| CN113232077A (en) | Manufacturing and processing technology of high-transmittance light guide plate | |
| CN218557955U (en) | Hot-press forming machine for end face of light guide plate | |
| CN220448756U (en) | Plate feeding machine | |
| CN217806977U (en) | Pressure maintaining equipment | |
| CN213137780U (en) | Integrated hot-pressing and cooling forming device | |
| CN218144137U (en) | Transmission device | |
| KR200431956Y1 (en) | The unloading device of diffuser plate chamfer processing machine | |
| CN218557954U (en) | Hot-pressing roller printing machine for producing light guide plate | |
| CN212602188U (en) | Cutting device of unloading in light guide plate is with automation | |
| CN214976944U (en) | Stamping line connecting mechanism of stamping robot | |
| CN216330837U (en) | Anti-sticking paper UV light is solid quick-wittedly | |
| CN219113404U (en) | Texture etching die heating device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200519 |