WO2018121281A1

WO2018121281A1 - Automatic die cutting detection equipment

Info

Publication number: WO2018121281A1
Application number: PCT/CN2017/116202
Authority: WO
Inventors: 李守军; 黄稳
Original assignee: 张家港康得新光电材料有限公司
Priority date: 2016-12-27
Filing date: 2017-12-14
Publication date: 2018-07-05
Also published as: CN108237595A

Abstract

An automatic die cutting detection system, comprising: a supply device, configured to supply a base film (8); a discharging device, comprising a conveying unit (16), a storage unit (10) and a transfer unit (9), wherein the base film from the supply device is supplied to the conveying unit, the storage unit is configured to store a film material, and the transfer unit is configured to place the film material from the storage unit onto the base film on the conveying unit; a driving device (13), configured to drive the base film and the film material on the conveying unit to move synchronously; a die cutting device (2), configured to perform die cutting on the film material on the base film; and a detection device (12), configured to detect the film material (15) after die cutting.

Description

Automatic die cutting inspection equipment

Technical field

The present invention relates to a die cutting inspection apparatus, and in particular to an automatic die cutting inspection apparatus for an organic film material.

Background technique

The specifications and sizes of flexible organic film materials required by different electronic products are different. For example, the beam splitter of a mobile phone, a tablet, a notebook, etc. is generally a small square piece, and the precision of the product is high, and the semi-finished material after vacuum coating needs to be cut. To achieve the required size. Generally, the die-cutting machine is used for punching. Since the film after evaporation is generally a square film, the size thereof is small, and the roll-to-roll die-cutting cannot be completed, and only the movable platform die-cutting machine can be used. Manual discharge and manual die cutting are less efficient. The die-cut finished small squares are generally microscopically examined for their shape, specifications, and cracks, granules, scratches, and burrs on the surface of the product. Moreover, the detected light has certain damage to the operator's eyes, and the detection result is inaccurate due to the operator's personal visual difference. In order to solve the above problems and improve production efficiency, a square die automatic die cutting inspection production line is designed, which can realize automatic discharging, die cutting and detecting functions of the die cutting machine.

Summary of the invention

According to an aspect of the invention, there is provided a supply and discharge apparatus for automatic die cutting detection, comprising: a supply device configured to supply a base film; a discharge device including a transfer unit, a storage unit, and a shifting a discharge unit, wherein the base film from the supply device is supplied to the transfer unit, the storage unit is configured to store a film, and the transfer unit is configured to set a film on the storage unit The material is placed on the base film on the transfer unit.

Preferably, the transport unit includes a positioning member configured to receive and position the film conveyed by the transfer unit.

Preferably, the transfer unit further comprises a suction blower located below the bottom film on the transfer unit, the suction blower being arranged to maintain the bottom film on the transfer unit horizontal.

Preferably, the positioning member, the stocking unit and the transfer unit are arranged in a straight line.

Preferably, the transfer unit comprises a base, a rotating member, a mechanical arm, a positive and negative pressure system and a suction cup, wherein the mechanical arm is fixed to the suction cup, and the suction cup realizes the membrane material by the positive and negative pressure system Retrieving and discharging, and via the rotating member, the transfer unit swings the rotating member to place a film on the stocking unit on a base film on the transfer unit.

Preferably, the suction cup is made of an antistatic material.

Preferably, the supply device includes a peeling unit and a feed roll, wherein the peeling unit is provided to peel off a protective film on the base film, and the feed roll is disposed as a base film after the peeling protective film is placed.

According to another aspect of the present invention, a die cutting apparatus for automatic die cutting inspection is provided, comprising: a film coating device configured to feed a base film onto a film and then feed it a die cutting device; the die cutting device configured to die cut the film on the base film.

According to another aspect of the present invention, there is provided a die cutting apparatus for automatic die cutting detection, comprising: detecting means configured to detect a die cut film; wherein the detecting means The method includes: an imaging unit configured to image the die-cut film; and a determining unit, determining, based on the imaged content of the imaging unit, whether the film after the die-cut has defects; the marking unit, based on the judgment result of the determining unit Mark the defective film.

According to another aspect of the present invention, an automatic die cutting detection system is provided, comprising: a supply device configured to supply a base film; and a discharge device including a transfer unit, a storage unit, and a transfer unit, wherein The bottom film from the supply device is supplied to the transfer unit, the hopper unit is configured to store a film, and the transfer unit is configured to place a film on the hopper unit a bottom film on the transfer unit; a driving device configured to drive the bottom film and the film on the transfer unit to move synchronously; a die cutting device configured to die-cut the film on the base film; The detecting device is configured to detect the die-cut film.

Preferably, the automatic die cutting detection system further comprises a control device arranged to control one or more of the following process parameters: a step length of the driving device, and a die cutting of the die cutting device Pressure, die cutting speed of the die cutting device.

According to the solution of the present invention, a square die automatic die cutting detection production line is provided, which can realize automatic discharging, die cutting and detecting functions of the die cutting machine, thereby improving efficiency and avoiding detection caused by worker detection. The result is inaccurate.

DRAWINGS

The accompanying drawings, which are incorporated in the claims of the claims In the drawing:

FIG. 1 illustrates an automatic die cutting detecting apparatus according to an exemplary embodiment of the present invention.

FIG. 2 illustrates a discharge device of an automatic die cutting inspection apparatus according to an exemplary embodiment of the present invention.

FIG. 3 illustrates a transfer unit of a discharge device of an automatic die cutting detecting apparatus according to an exemplary embodiment of the present invention.

Fig. 4 shows a product molded by a die cutting device of an automatic die cutting detecting apparatus according to an exemplary embodiment of the present invention.

FIG. 5 shows a detecting device by an automatic die cutting detecting apparatus according to an exemplary embodiment of the present invention.

detailed description

It should be noted that the embodiments in the present application and the features in the embodiments may be combined with each other without conflict. The invention will be described in detail below with reference to the drawings in conjunction with the embodiments.

The invention is based on the existing roll-to-roll die-cutting machine, and designs a production line for automatic discharging, die-cutting and inspection. FIG. 1 shows an overall configuration structure of an automatic die cutting detecting apparatus according to an exemplary embodiment of the present invention. In Fig. 1, the automatic die cutting detecting apparatus comprises a base 1, a die cutting machine 2, a film roll 3, a suction fan 4, a round bar group 5, a first feed roll 6, a second feed roll 7, a bottom film 8, and a shift The discharge unit 9, the material holder 10, the transfer unit 16, the positioning member 11, the automatic optical detection (AOI) detecting device 12, the driving device 13, and the wiper device 14 are composed. The base 1 plays a supporting role, and the base 1 contains a control system of the entire assembly line. The invention adopts an automatic control system combining a single chip microcomputer and a servo motor to ensure that the entire production line can be produced in an orderly manner.

In the present invention, the system consisting of the swing arm 9, the material holder 10, and the transport unit 16 including the positioning member 11 can realize an automatic discharging function. A schematic view of the swing arm 9 is shown in Figure 2. In Fig. 2, a discharge device of an automatic die cutting inspection apparatus according to an exemplary embodiment of the present invention is shown. The swing arm 9 of Fig. 1 comprises a swing arm base 901, a rotating mechanism 902, a lifting mechanism 903, a mechanical arm 904, a positive and negative pressure system 905, and a suction cup 906 shown in Fig. 2. The suction cup 906 is fixed on the mechanical arm 904 by using an antistatic material, and the positive or negative pressure is applied to the suction cup 906 by the positive and negative pressure system 905 to realize the reclaiming and discharging function of the vapor deposition film. The robot arm 904 is fixed to the end of the lifting mechanism 903 to realize the up and down movement of the suction cup 906. The lifting mechanism 903 is fixed to the rotating mechanism 902 and rotates together with the rotating mechanism, thereby realizing the 360° swinging function of the suction cup 906. When the suction cup 906 is discharged, the film is placed on the bottom film 8 by the blowing action of the positive and negative pressure system 905, and the film may be displaced during the blowing process. In order to ensure accurate placement, the positioning member 11 is designed. Its structure is shown in Figure 3. FIG. 3 illustrates a transfer unit of a discharge device of an automatic die cutting detecting apparatus according to an exemplary embodiment of the present invention. The conveying unit comprises a positioning member, the bracket 1102 in the positioning member 11 is fixed to the suction fan 4, and the bottom film 8 passes through the positioning member 11 through the groove 1103 formed in the bracket 1102, and the film adsorbed by the suction cup 906 reaches the frame 1101 after reaching the frame 1101. Blowing and discharging can ensure the position of the product remains unchanged. After the vapor deposition, the semi-finished square film coated with the protective film on both sides is placed on the material frame 10. The material frame 10, the conveying unit 16 including the positioning frame 11 and the swing arm 9 are in a straight line, and the swing arm 9 is swung every time. 180 ° can improve the accuracy and efficiency of reclaiming and discharging.

In the present invention, the die cutting machine 2, the driving device 13, the first feed roll 6, the second feed roll 7, and the suction fan 4 are arranged to cover the film roll 3 and the swing arm 9 of the film. The system can realize automatic die-cutting function, the driving device 13 drives the bottom film 8 to move laterally, the swing arm 9 automatically discharges, and the film material moves laterally together with the bottom film due to the viscous force, and the step length and the jumping distance are set in the control system. The die-cutting speed and other related parameters can realize the automatic die-cutting function of the vapor-deposited film. The schematic diagram of the product after automatic die-cutting is shown in Figure 4. Fig. 4 shows a product molded by a die cutting device of an automatic die cutting detecting apparatus according to an exemplary embodiment of the present invention. In the die-cut product, the small square film 15 is placed on top.

The automatic optical inspection (AOI) device of the present invention is shown in FIG. FIG. 5 shows a detecting device by an automatic die cutting detecting apparatus according to an exemplary embodiment of the present invention. The detecting device is composed of an AOI base 1201 (with a control system inside), a light source 1202, a camera 1203, a longitudinal moving device 1204, a lifting mechanism 1205, a marking device 1206, a support rod 1207, and a supporting glass 1208. The small square film 15 and the bottom film 8 are laterally moved by the AOI detecting device 12 under the driving of the driving device 13, and the bottom film 8 passes through the supporting glass 1208 platform. At this time, under the illumination of the light source 1202, the camera 1203 passes the autofocus imaging technology. , showing the shape and surface characteristics of the product at the position, and the control system determines whether the product specifications detected are satisfied, whether the surface of the product is broken, granules, scratches and burrs, etc., if the product at the position is unqualified, The system records the location of the product. The longitudinal moving device 1204 drives the camera 1203 to move longitudinally, and quickly detects a row of products and enters the detection of the next row of products. At the same time, the detected product enters the working range of the marking device 1206. According to the position of the defective product recorded in the system, the longitudinal moving device 1204 and the lifting mechanism 1205 drive the marking device 1206 to mark at the defective product protective film to complete the detection.

The specific production process of the present invention is as follows:

The motor drives the first feed roll 6 to provide a PET base film containing a protective film (the viscosity of the PET base film is greater than that of the protective film of the vapor deposited film);

The PET base film tears the protective film of the PET base film through the positioning rod group 5, and covers the second feeding roll 7, the motor drives the feeding roll 7 to collect the PET protective film, and the driving device 13 drives the PET base film to move laterally. ;

The PET base film which tears off the protective film passes through the suction fan 4, and the suction fan 4 can ensure that the base film remains horizontal without curling;

The swing arm 9 automatically inserts a vapor-deposited film with a protective film that needs to be die-cut into the positioning frame 11. Due to the viscous force of the PET base film, the square film is driven together with the bottom film 8 by the driving device 13. Lateral movement;

The base film 8 and the film together enter the film roll 3, and the die-cutting machine 2 performs automatic die-cutting according to the die-cutting step, pressure and speed set by the control system, and ensures that the die-cutting film is cut through the vapor-deposited film when the die-cutting pressure is set. And its protective film, without cutting through the PET base film;

The die-cut product enters the AOI detecting device 12 under the action of the driving device 13, and after the detection, the unqualified product is marked;

The product enters the dicing device 14, manually scribes the film, and removes the semi-finished small square piece with the protective film. The operation of automatically discharging, die-cutting, and detecting the vapor-deposited film material is completed.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and scope of the present invention are intended to be included within the scope of the present invention.

Claims

A supply and discharge device for automatic die cutting inspection, comprising:

a supply device configured to supply a base film;

a discharging device comprising a conveying unit, a stocking unit and a transfer unit, wherein the bottom film from the supply device is supplied to the transfer unit, the stock unit being arranged to store a film, the shifting The discharge unit is arranged to place the film on the stock unit on the base film on the transfer unit.
The supply and discharge apparatus according to claim 1, wherein the conveying unit includes a positioning member that is disposed to receive and position the film conveyed by the transfer unit.
The supply and discharge apparatus according to claim 1, wherein said conveying unit further comprises a suction fan, said suction fan being located below said bottom film on said conveying unit, said suction fan being arranged to The base film on the transfer unit remains horizontal.
The supply and discharge apparatus according to claim 2, wherein the positioning member, the stocking unit, and the transfer unit are arranged in a line.
The supply and discharge apparatus according to claim 1, wherein the transfer unit comprises a base, a rotating member, a mechanical arm, a positive and negative pressure system, and a suction cup, wherein the mechanical arm is fixed to the suction cup, The suction cup realizes the take-up and discharge of the film through the positive and negative pressure system, and via the rotating member, the transfer unit swings the rotating member to feed the film on the storage unit Placed on the base film on the transfer unit.
The supply and discharge apparatus according to claim 5, wherein the suction cup is made of an antistatic material.
The supply and discharge apparatus according to claim 1, wherein said supply means comprises a peeling unit and a feed roll, wherein said peeling unit is provided to peel off a protective film on the base film, and said feed roll is set to be placed and peeled off The base film behind the protective film.
A die cutting apparatus for automatic die cutting inspection, comprising:

a film coating device, configured to feed the base film onto the film material and then feed the film into the die cutting device;

The die cutting device is configured to die-cut the film on the base film.
A die cutting apparatus for automatic die cutting inspection, comprising:

a detecting device configured to detect the die-cut film;

Wherein the detecting device comprises:

An imaging unit configured to image the die-cut film;

a determining unit, determining whether the die-cut film has defects based on the imaged content of the imaging unit;

The marking unit marks the defective film based on the determination result of the determining unit.
An automatic die cutting detection system comprising:

a supply device configured to supply a base film;

a discharging device comprising a conveying unit, a stocking unit and a transfer unit, wherein the bottom film from the supply device is supplied to the transfer unit, the stock unit being arranged to store a film, the shifting a discharge unit configured to place a film on the storage unit on a base film on the transfer unit;

a driving device configured to drive the bottom film and the film on the transfer unit to move synchronously;

a die cutting device configured to die-cut the film on the base film;

The detecting device is configured to detect the die-cut film.
The automatic die cutting detection system according to claim 10, wherein said automatic die cutting detection system further comprises control means arranged to control one or more of the following process parameters: said drive The step length of the device, the die cutting pressure of the die cutting device, and the die cutting speed of the die cutting device.