CN111054639B - Polarizing plate on-line measuring device - Google Patents
Polarizing plate on-line measuring device Download PDFInfo
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- CN111054639B CN111054639B CN201911309845.8A CN201911309845A CN111054639B CN 111054639 B CN111054639 B CN 111054639B CN 201911309845 A CN201911309845 A CN 201911309845A CN 111054639 B CN111054639 B CN 111054639B
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- 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
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- 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
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
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- 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
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
- B07C5/362—Separating or distributor mechanisms
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- 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
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/38—Collecting or arranging articles in groups
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/0028—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by adhesive surfaces
Abstract
The invention relates to an online detection device for a polarizing plate, which comprises a material distribution section, a cleaning section, a detection section, a product separation section and a product storage area, wherein the material distribution section, the cleaning section, the detection section, the product separation section and the product storage area are sequentially arranged; the material distribution section receives cut products and enables the products in different rows to have intervals; the cleaning section cleans the surface of the product; the detection section is used for detecting defective products; the product separation section separates qualified products from defective products; the product storage area comprises a qualified product storage area and a defective product storage area. Compared with the prior art, the invention has the following advantages: the device has the functions of separating materials, cleaning and detecting badness, realizes the separation of OK/NG products, and can detect a plurality of products simultaneously.
Description
Technical Field
The invention relates to an online detection device for a polarizing plate.
Background
The existing polarizing plate detection in the market is mainly off-line, and has the defects that 1, defective products cannot be found at the first time after cutting, and a large quantity of defective products appear in abnormal conditions; 2, the upper and lower products are mutually influenced to generate new defective products after the original defective products are processed by the rear section; and 3, the loss amount is huge.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the polarizing plate online detection device which has the functions of material distribution, cleaning and poor detection and realizes the separation of OK/NG products.
In order to achieve the purpose, the technical scheme adopted by the invention comprises the following steps: an online detection device for a polarizing plate is characterized by comprising a material distribution section, a cleaning section, a detection section, a product separation section and a product storage area which are sequentially arranged; the material distribution section receives cut products and enables the products in different rows to have intervals; the cleaning section cleans the surface of the product; the detection section is used for detecting defective products; the product separation section separates qualified products from defective products; the product storage area comprises a qualified product storage area and a defective product storage area.
Preferably, a regular belt line for arranging the product arrangement positions is arranged between the material distribution section and the cleaning section.
Preferably, the front end of the material distribution section is provided with a separation guide rail, the separation guide rail is positioned between the discharge end of the cutting machine table and the material distribution section, the separation guide rail comprises a plurality of guide rail baffles which are obliquely arranged, and products cut in different rows penetrate through the separation guide rail from gaps between adjacent guide rail baffles and enter the material distribution section, so that the cut products in different rows of the material distribution section have intervals.
Furthermore, the cleaning section comprises dust-sticking rollers which are in rolling contact with the upper surface and the lower surface of the cut product.
Further, the detection section be AOI detection section, the detection section include transmission detection station and/or bright field reflection detection station, transmission detection station, bright field reflection detection station top all set up the camera that is used for shooing the product, transmission detection station, bright field reflection detection station all are equipped with the light source of aiming at the product.
Preferably, a regular belt line for arranging the products regularly is arranged between the material distribution section and the cleaning section, a plurality of second baffles parallel to the advancing direction of the products and a plurality of first baffles perpendicular to the second baffles are arranged on the regular belt line, each row of products pass through the space between two adjacent second baffles, and the distance between two adjacent second baffles is slightly larger than the width of the products or is basically the same as the width of the products; the second baffle is used for separating different rows of products, and the first baffle is used for separating different products in the same row.
Preferably, the product separation section comprises a product separation conveyor belt, the product flowing out of the detection section enters the product separation conveyor belt and is sent to a specific separation position by the product separation conveyor belt, a defective product manipulator grabs the defective product and sends the defective product to a defective product storage area; and grabbing the qualified products by the qualified product manipulator and sending the qualified products into the qualified product storage area by the qualified product manipulator.
Furthermore, the qualified product storage area comprises at least two switchable material receiving boxes, a third baffle and a fourth baffle which can be adjusted in the material receiving boxes are arranged inside the material receiving boxes, the third baffle is always arranged in parallel with the front side face of the material receiving boxes, and the fourth baffle is always arranged in parallel with the right side face of the material receiving boxes.
Preferably, the product separation section comprises a conveyor belt for product separation and a separation cylinder, and a first separation cylinder and a second separation cylinder are arranged in each direction; the products flowing out of the detection section enter a product separation conveying belt and are conveyed to a specific separation position by the product separation conveying belt, qualified products enter a qualified product transmission device by a first separation cylinder, and the qualified products are conveyed to a product storage area by the qualified product transmission device; after the qualified products are separated, the qualified product transmission device is arranged at a certain distance from the discharge end of the product separation section, a defective product separation rail which is connected with the discharge end of the product separation section and is arranged in a downward inclining mode is exposed, a defective product enters the upper end of the defective product separation rail through the second separation air cylinder, and the defective product slides down along the defective product separation rail and enters the defective product storage area.
Compared with the prior art, the invention has the following advantages: the device has the functions of separating materials, cleaning and detecting badness, realizes the separation of OK/NG products, and can detect a plurality of products simultaneously. The cutting machine is directly connected to a cutting machine table, and abnormality found in the production process can be immediately processed without waiting for the end of production; compared with an off-line type, the labor cost is lower, and the labor cost is saved by about 5.4 ten thousand yuan per month for each machine on average. The material is collected and thrown after the cutting machine station without personnel, and about 6 people can be saved for each machine every shift.
Drawings
FIG. 1 is a schematic view of the structure of a cutting segment-separating guide rail, a material distribution segment and a structured belt line of an on-line polarizer inspection apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a cleaning section of an in-line polarizer inspection apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic view of the detecting section, the OK/NG product separating section, and the storage area for OK/NG products of the polarizer on-line detecting apparatus according to the embodiment of the present invention;
FIG. 4 is a structural diagram of an automatic inspection machine for polarizing plates according to an embodiment of the present invention;
the automatic cutting machine comprises a cutting machine table 1, a cutting machine 1a discharging end, a separating guide rail 2a guide rail baffle plate, a material separating section 3, a material separating belt line 3a, a regular belt line 4, a first baffle plate 4a, a second baffle plate 4b, a product separating direction 5a 1# direction, a product separating direction 5b 2# direction, a product separating direction 5c 3# direction, a cleaning section 6, a dust removing roller 6a, a detection section 7, a product separating section 8 OK/NG, a first separating cylinder 8a, a second separating cylinder 8b, a product storing area 9 NG, a product storing area 10 OK, a third baffle plate 10a and a fourth baffle plate 10 b;
all arrows in the figure represent the moving direction of the product in a certain direction.
Detailed Description
The present invention is further illustrated by the following description in conjunction with the accompanying drawings, which are to be construed as merely illustrative and not limitative of the remainder of the disclosure, and on reading the disclosure, various equivalent modifications thereof will become apparent to those skilled in the art and fall within the limits of the appended claims.
Referring to fig. 1-4, an on-line polarizer inspection apparatus includes a material distribution section 3, a cleaning section 6, an inspection section 7, an OK/NG product separation section 8 (i.e., a product separation section), and a product storage area, which are sequentially disposed; the material distribution section receives cut products and enables the products in different rows (namely different directions) to have intervals; the cleaning section cleans the surface of the product; the detection section is used for detecting defective products; the product separation section separates qualified products from defective products; the product storage area comprises a qualified product storage area (namely an OK product storage area 10) and a defective product storage area (namely an NG product storage area 9).
In a preferred embodiment, a regular belt line 4 for regulating the arrangement position of the products is arranged between the material distribution section 3 and the cleaning section 6. The structured belt line is a transmission belt, can be a common transmission belt, and then the position of each azimuth product passing through the structured belt line is manually adjusted, so that the products in each row have a certain interval, and adjacent products in the same row of products have a certain interval. A plurality of second baffles 4b parallel to the product advancing direction and a plurality of first baffles 4a vertical to the second baffles can be arranged on the transmission belt, each row of products passes through between two adjacent second baffles, and the distance between two adjacent second baffles is slightly larger than the width of the products (or is basically the same as the width of the products). The second baffle is used for separating different row products, and first baffle is used for separating different products of same row, because the branch material section has been with different row product separation, consequently, different position products flow out and get into regular belt line from dividing the material section when, can directly get into the different row positions that regular belt line separated into by the second baffle, if the product can not get into regular belt line smoothly (blockked by the second baffle promptly), through under the manual adjustment product position (make the product aim at the suitable position of regular belt line) can. In addition, the structured belt line can also adopt the following technical scheme: the plurality of second baffles 4b parallel to the product advancing direction are arranged on the transmission belt, each row of products passes through the space between two adjacent second baffles, the distance between the two second baffles is slightly larger than the width of the products (or is basically the same as the width of the products), the second baffles are used for separating different rows of products, and the transmission belt is a differential belt and can enable the products in the same row to move at different speeds and be separated.
The material separating section front end is provided with a separating guide rail 2, the separating guide rail 2 is positioned between the discharging end of a cutting machine table 1 (namely the discharging end 1a of the cutting machine) and the material separating section 3, the separating guide rail comprises a plurality of guide rail baffles 2a which are obliquely or obliquely arranged, products after different rows of cutting (a first row is formed by a plurality of products in the 1# direction, a second row is formed by a plurality of products in the 2# direction, and a third row is formed by a plurality of products in the 3# direction) pass through the separating guide rail from gaps between the guide rail baffles of different groups and enter the material separating section (different groups mean that the guide rail baffles of different groups are first and the second guide rail baffles form a first group, a second group and a third group are formed by the third guide rail baffles and a third group are formed by the fourth guide rail baffles), so that the products after different. Before entering the separation guide rail, the product is cut by the cutting machine 1, and then flows out of the discharge end of the cutting machine and enters the separation guide rail. It is worth mentioning that the movement of the product in each station of the cutting machine, the material distribution section, the regular belt line, the cleaning section, the detection section, the product separation section and the like is completed through belt line transmission or the like (for example, the material distribution belt line 3a and the like), the adjacent stations are adjacent to each other to form an integral assembly line, and the movement path of the product is the discharging end of the cutting machine, the separation guide rail, the material distribution section, the regular belt line, the cleaning section, the detection section, the product separation section, the NG/OK product storage area. Wherein the separation guide rail can not establish driving belt, this because the separation guide rail is very short, and the product that flows out from the cutting board discharge end gets into the branch material section through the separation guide rail.
The cleaning section comprises a dust-sticking roller 6a which is in rolling contact with the upper surface and the lower surface of the cut product. For example, the number of the dust-binding rollers can be 2, the dust-binding rollers are respectively in rolling contact with the upper surface and the lower surface of the cut product, the cleaning section is further provided with an inlet and an outlet (comprising an inlet and an outlet) for the cut product to pass through and a conveying belt for bearing the product, the product flows out from the regular belt line and enters the conveying belt of the cleaning section, the conveying belt drives the product to enter from the inlet of the cleaning section and flow out from the outlet of the cleaning section, and dust removal of the product is realized by the dust-binding rollers when the product is in the cleaning section. Namely, the product enters the cleaner section in sequence, is conveyed to the inside of the cleaner through the transportation of the cleaner belt line, and is cleaned on the surface of the product under the action of the upper and lower two rolls of dust-sticking rollers. The inside stainless steel of configuration of cleaner warp prevention board to reduce the machine and decrease that the product warpage brought.
The product flows out of the cleaning section and into the detection section. The detection section is an AOI detection section, and any existing AOI detection device can be adopted as the detection section. For example, the device of chinese patent application 201310666828.6 may be used, or a bright field reflection detection device (which is a prior art, i.e. bright field detection) may be used alone. In addition, the following technical scheme can be adopted: the detection section comprises a transmission detection station and/or a bright-field reflection detection station, cameras used for photographing the product are arranged above the transmission detection station and the bright-field reflection detection station, and light sources for aligning the product are arranged on the transmission detection station and the bright-field reflection detection station. The following technical scheme can be adopted: the cleaned product sequentially enters an AOI detection section, poor defects of vector printing and marking are detected by 1 group (2) of 8K resolution high-speed industrial cameras, poor appearance such as scratch, pit and crease are detected by 1 group (2) of 8K resolution high-speed industrial cameras, and poor appearance such as scratch, pit and crease are detected by a bright field reflection station 7b by 1 group (2) of 8K resolution high-speed industrial cameras, wherein the detection precision can reach 0.4 mm.
The product separation section comprises a product separation conveyor belt, products flowing out of the detection section enter the product separation conveyor belt and are conveyed to a specific separation position by the product separation conveyor belt, defective products are grabbed by the defective product manipulator and are conveyed to the defective product storage area by the defective product manipulator (besides, the defective products can also be grabbed by the defective product manipulator and are placed on the upper part of the separation track which is obliquely arranged downwards, and the lower part of the separation track is connected with the defective product storage area, so that the defective products slide downwards to the defective product storage area from the separation track (not shown). The product that flows out from the detection section gets into conveyer for the product separation and sends the product to specific separation position by this conveyer for the product separation, snatchs qualified product by qualified product manipulator and sends qualified product into qualified product storage area by qualified product manipulator, and wherein qualified product storage area (being OK article storage area) sets up 2 receipts workbins and is convenient for switch at any time in order to raise the efficiency. The inside fixed stop that sets up of material receiving box (third baffle 10a, fourth baffle 10b promptly), can adjust the fixed stop position according to different model products in order to guarantee that the orderly pile together of the product that flows in (guarantee that it supports with third baffle, fourth baffle simultaneously when the product piles up) wherein third baffle, fourth baffle mutually perpendicular set up, no matter how to adjust the baffle position, guarantee third baffle and material receiving box leading flank parallel arrangement all the time, fourth baffle and material receiving box right flank parallel arrangement all the time.
The other technical scheme of the product separation section is as follows: the product separation section comprises a conveying belt for product separation and a separation cylinder, and a first separation cylinder and a second separation cylinder are arranged in each direction; the products flowing out of the detection section enter a conveying belt for product separation and are conveyed to a specific separation position by the conveying belt for product separation, then qualified products enter a qualified product conveying belt by a first separation cylinder 8a, the qualified products are conveyed to a product storage area by the qualified product conveying belt, the qualified product conveying belt is a part of a qualified product transmission device, the bottom of the qualified product transmission device is arranged on a guide rail and can move back and forth, and the qualified product transmission device is tightly attached to the discharge end of the product separation section when the qualified products are separated (the qualified product conveying belt is also tightly attached to the discharge end of the product separation section); when the qualified product separation is completed (for example, the qualified product is separated from the rightmost 3 products in 3 directions of the product separation section), the qualified product transmission device moves forwards along the guide rail (so that the qualified product transmission device has a certain distance with the discharge end of the product separation section, at the moment, the defective product separation rail connected with the discharge end of the product separation section and arranged downwards is exposed), the defective product enters the upper end of the defective product separation rail through the second separation cylinder 8b, the defective product slides down along the defective product separation rail and enters the defective product storage area, and the tail end of the defective product separation rail is the defective product storage area. That is, the detected product sequentially passes through the OK/NG separation section, and the operation of the 6 separation cylinders is adjusted according to a preset program. Taking six pieces in three directions as an example, every two of the 6 cylinders are combined into three groups, and the products in different directions are separated respectively. The product that detects for NG flows into the NG article storage area of board below through separation cylinder and track, and the product that detects for OK directly flows into OK article storage area. And after slicing, feeding back a completion signal to the AOI to confirm that slicing is completed.
Compared with the off-line detection device, the on-line detection device for the polarizing plate improves the detection efficiency by about 153 percent on average. The off-line detection device can only detect one chip at a time, and the on-line detection device can detect a plurality of chips simultaneously. More timely than offline exception handling, the loss is reduced by about 1.8 ten thousand yuan per month on average. The off-line feeding section product is a finished product, the on-line detection device is directly connected to the cutting machine, the abnormality found in the production process can be immediately processed, and the production does not need to be finished; compared with an off-line detection device, the labor cost is lower, and the labor cost of each machine is saved by about 5.4 ten thousand yuan per month. The online detection device does not need personnel to collect and feed materials after the cutting machine table, and each machine can save about 6 people each time.
The invention has the functions of automatic separation and detection of the lamination and an alarm mechanism, and the lamination rate is less than or equal to 0.1 percent. The whole equipment is directly connected to a cutting machine table, an automatic sheet feeding device is omitted, single sheets of products with different sizes and different quantities can be separated under the cutting condition of each period and flow into a set path, and the situation of no collision sheets is guaranteed; the cleaning machine has an automatic cleaning function, ensures that secondary defects cannot be caused, has a cleaning rate of over 95 percent, and is compatible with a maximum dimension of 1560 mm; the cleaning mechanism of the product with various thicknesses can deal with the warping of minus 3 to plus 15 mm; the device has the functions of automatically distinguishing OK/NG products, detecting vector MARK and defect MARK, automatically distinguishing and storing NG products, and can set a multi-situation cylinder separation function for products with different sizes and a large number (1 piece) in the same cutting period, so that single products can be distinguished independently; by adopting multiple detection stations, the detection precision can reach 0.4 mm; possess the automatic function of receiving material, BOX BOX and platform truck receive the material and freely switch. A box is taken as a main part, so that the number of turnover times of personnel is reduced, and the risk is avoided; the automatic counting function of the received materials is achieved; have the fool-proof and anti-collision functions (both software and hardware are provided), and avoid safety accidents.
The foregoing description has described the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, which is intended to be covered by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. An online detection device for a polarizing plate is characterized by comprising a material distribution section, a cleaning section, a detection section, a product separation section and a product storage area which are sequentially arranged; the material distribution section receives cut products and enables the products in different rows to have intervals; the cleaning section cleans the surface of the product; the detection section is used for detecting defective products; the product separation section separates qualified products from defective products; the product storage area comprises a qualified product storage area and a defective product storage area; the front end of the material distribution section is provided with a separation guide rail, the separation guide rail is positioned between the discharge end of the cutting machine table and the material distribution section, the separation guide rail comprises a plurality of guide rail baffles which are obliquely arranged, and products after being cut in different rows penetrate through the separation guide rail from a gap between adjacent guide rail baffles and enter the material distribution section, so that a gap is formed between the cut products in different rows of the material distribution section; a regular belt line for arranging the products regularly is arranged between the material distribution section and the cleaning section, a plurality of second baffle plates parallel to the advancing direction of the products and a plurality of first baffle plates perpendicular to the second baffle plates are arranged on the regular belt line, each row of products pass through the space between two adjacent second baffle plates, and the distance between the two adjacent second baffle plates is slightly larger than the width of the products or is basically the same as the width of the products; the second baffle is used for separating different rows of products, and the first baffle is used for separating different products in the same row;
the qualified product storage area comprises at least two switchable material receiving boxes, a third baffle and a fourth baffle which can be adjusted in the material receiving boxes are arranged in the material receiving boxes, the third baffle is always arranged in parallel with the front side surface of the material receiving boxes, and the fourth baffle is always arranged in parallel with the right side surface of the material receiving boxes; when the products are stacked, the products are enabled to be simultaneously abutted against the third baffle and the fourth baffle; the product separation section comprises a conveying belt for product separation and a separation cylinder, and a first separation cylinder and a second separation cylinder are arranged in each direction; the products flowing out of the detection section enter a product separation conveying belt and are conveyed to a specific separation position by the product separation conveying belt, qualified products enter a qualified product transmission device by a first separation cylinder, and the qualified products are conveyed to a product storage area by the qualified product transmission device; after the qualified products are separated, the qualified product transmission device is arranged at a certain distance from the discharge end of the product separation section, a defective product separation rail which is connected with the discharge end of the product separation section and is arranged in a downward inclining mode is exposed, a defective product enters the upper end of the defective product separation rail through the second separation air cylinder, and the defective product slides down along the defective product separation rail and enters the defective product storage area.
2. The on-line polarizer inspection device of claim 1, wherein the cleaning segment comprises a dust roller in rolling contact with the upper and lower surfaces of the cut product.
3. The online detecting device for the polarizing plate according to claim 1, wherein the detecting section is an AOI detecting section, the detecting section comprises a transmission detecting station and/or a bright-field reflection detecting station, cameras for photographing products are arranged above the transmission detecting station and the bright-field reflection detecting station, and light sources aligned with the products are arranged at the transmission detecting station and the bright-field reflection detecting station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911309845.8A CN111054639B (en) | 2019-12-18 | 2019-12-18 | Polarizing plate on-line measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911309845.8A CN111054639B (en) | 2019-12-18 | 2019-12-18 | Polarizing plate on-line measuring device |
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| CN111054639A CN111054639A (en) | 2020-04-24 |
| CN111054639B true CN111054639B (en) | 2021-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911309845.8A Active CN111054639B (en) | 2019-12-18 | 2019-12-18 | Polarizing plate on-line measuring device |
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| CN110340025A (en) * | 2019-08-12 | 2019-10-18 | 深圳市盛波光电科技有限公司 | Automatic letter sorting machine |
| CN209531484U (en) * | 2019-02-28 | 2019-10-25 | 南京林业大学 | Green plum Quality Detection sorting unit |
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|---|---|---|---|---|
| CN101980797A (en) * | 2008-03-31 | 2011-02-23 | 住友化学株式会社 | System and method for sorting polarization film |
| CN106345708A (en) * | 2015-07-15 | 2017-01-25 | 明眼有限公司 | Polarizing film inspecting device |
| CN106990117A (en) * | 2015-09-30 | 2017-07-28 | 日东电工株式会社 | The inspection method of polarizer and the manufacture method of Polarizer |
| CN105344613A (en) * | 2015-11-26 | 2016-02-24 | 浙江大学 | Brazil pine nut single grain achieving device |
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| CN109748036A (en) * | 2018-12-21 | 2019-05-14 | 明基材料有限公司 | Polaroid automatic collecting device and method |
| CN109808932A (en) * | 2019-02-01 | 2019-05-28 | 南通大学 | Sort packing device |
| CN209531484U (en) * | 2019-02-28 | 2019-10-25 | 南京林业大学 | Green plum Quality Detection sorting unit |
| CN110125048A (en) * | 2019-06-18 | 2019-08-16 | 四川卡库机器人科技有限公司 | A kind of air blowing type branch transmission device for eliminating for sheet material |
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| CN111054639A (en) | 2020-04-24 |
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