Inspection device for appearance inspection in BKT production process
By using LED lamp beads and reflective groove inspection devices in the BKT production process, foreign matter on the surface of the product is exposed, and the problems of low detection efficiency and high leakage detection rate in the prior art are solved, and efficient appearance inspection and energy consumption reduction are achieved.
Patent Information
- Application Number
- CN202420664981.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-02
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2034-04-02
AI Technical Summary
During the production process of OLED screen support plate BKT, it is difficult for the prior art to effectively detect foreign matter on the product surface under the 800-1200Lux illuminance environment, resulting in low inspection efficiency and high leakage detection rate.
Design an inspection device including LED green lamp beads, PCB circuit boards, lampshades and adjustable transformers. Use reflection grooves and shields to avoid the dazzling light, and reveal foreign objects through the light and dark adjustment of LED lamps and the refractive, scattering and reflection principles of light. , improve detection efficiency.
It effectively reduces the proportion of personnel missed inspections, improves inspection efficiency, and LED light sources reduce energy consumption, making it simple and easy to promote.
Smart Images
Figure CN222280452U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of appearance inspection, in particular to an inspection device used for appearance inspection in a BKT production process. Background Art
[0002] At present, there are many foreign objects on the BKT (Bracket is abbreviated as BKT, mainly used for the support plate on the back of the OLED screen) bonding. Operators visually inspect the foreign objects on the product surface at a 45-degree angle under an illumination of 800-1200 Lux. The existing technology currently has the following problems: it is not easy to detect foreign objects on the surface under ordinary white light illumination of 800-1200 Lux; the operation method is limited and inefficient; there are many missed inspections and the defect rate remains high.
[0003] Therefore, it is necessary to provide an inspection device for appearance inspection of the BKT production process to address the above-mentioned deficiencies in the prior art. Utility Model Content
[0004] The main purpose of the utility model is to provide an inspection device for appearance inspection during the BKT production process, which can effectively solve the problems in the background technology.
[0005] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: an inspection device for appearance inspection of the BKT production process, including a protective shell with one end not closed, LED green lamp beads, a PCB circuit board and a lampshade, the PCB circuit board is embedded in the closed end inside the protective shell, a number of the LED green lamp beads are connected in series on the PCB circuit board, the PCB circuit board is also connected to an adjustable transformer and a control switch, and the lampshade is embedded in the unclosed end of the protective shell.
[0006] Further preferably, reflective grooves are provided on the upper and lower inner wall surfaces of the protective shell.
[0007] Preferably, the reflective groove is in a triangular shape.
[0008] Preferably, the inclined surface of the triangular reflecting groove faces inward.
[0009] Preferably, a shielding plate is provided on the top of the outer side of the protective shell.
[0010] Preferably, the number of the green LED lamp beads is 12.
[0011] Compared with the prior art, the utility model has the following beneficial effects:
[0012] The utility model adopts a plurality of LED green lamp beads connected in series, and the brightness effect of the LED lamp is adjusted by an adjustable transformer; a reflective groove is provided inside the protective shell to avoid glare from strong light refraction, thereby ensuring safe use; the human retina is more sensitive to green light, which improves the inspection efficiency of inspectors and effectively reduces the proportion of missed inspections; the LED light source can reduce energy consumption; the manufacturing is simple and easy to promote. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0014] Figure 2 This is a schematic diagram of the internal structure of the utility model;
[0015] Figure 3 This is a cross-sectional view of the utility model;
[0016] Figure 4 This is a schematic diagram of the circuit connection of the utility model.
[0017] Parts and numbers in the picture:
[0018] 1-protective shell; 2-LED green lamp beads; 3-PCB circuit board; 4-lamp cover; 5-adjustable transformer; 6-control switch; 7-reflection slot; 8-shield plate. DETAILED DESCRIPTION
[0019] The present invention is further described below in conjunction with the accompanying drawings and embodiments, but is not intended to limit the present invention. Any technical solution based on the transformation or inference of the present invention falls within the protection scope of the present invention.
[0020] like Figure 1-4 As shown, the utility model is an inspection device for appearance inspection of a BKT production process, comprising a protective shell 1 with an open end, LED green lamp beads 2, a PCB circuit board 3 and a lampshade 4, wherein the PCB circuit board 3 is embedded in the closed end of the protective shell 1, a plurality of LED green lamp beads 2 are connected in series on the PCB circuit board 3, an adjustable transformer 5 and a control switch 6 are also connected to the PCB circuit board 3, and the lampshade 4 is embedded in the open end of the protective shell 1.
[0021] The inspection device and the inspected product are placed on the same platform. The inspection device reveals foreign matter on the surface of the product through the principles of refraction, scattering and reflection of light, making it convenient for inspectors to clean it. The voltage of the route is adjusted by adjusting the resistance value of the adjustable resistor through the adjustable transformer 5, thereby achieving the effect of adjusting the brightness of the LED light.
[0022] Preferably, the upper and lower inner wall surfaces of the protective housing 1 are provided with reflective grooves 7; the reflective grooves 7 are triangular in shape; the inclined surface of the triangular reflective grooves 7 faces inward. The inner side is designed as a triangular reflective groove 7 to avoid glare caused by strong light refraction and ensure safety in use.
[0023] Preferably, a shielding plate 8 is provided on the top of the outer side of the protective housing 1 to further avoid glare.
[0024] Preferably, the number of green LED lamp beads 2 is 12.
[0025] Working process:
[0026] Place the inspected product and the inspection device on the same platform, with the inspected product located directly in front of the inspection device. Connect the inspection device to a power source, light up the LED green lamp bead 2 through the control switch 6, adjust the voltage of the route by adjusting the resistance value of the resistor through the knob of the adjustable transformer 5, adjust the brightness of the LED green lamp bead 2 to an appropriate range, and then start inspecting the inspected product.
[0027] In summary, the utility model adopts a plurality of LED green lamp beads 2 connected in series, and adjusts the brightness of the LED lamp through an adjustable transformer 5; a reflective groove 7 is provided inside the protective shell 1 to avoid glare caused by strong light refraction and ensure safe use; the human retina is more sensitive to green light, which improves the inspection efficiency of inspectors and effectively reduces the proportion of missed inspections; the LED light source can reduce energy consumption; it is simple to manufacture and easy to promote.
[0028] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.
Claims
1. An inspection device for visual inspection of a BKT production process, comprising a protective housing (1) with one end not sealed, a green LED lamp bead (2), a PCB circuit board (3) and a lampshade (4), characterized in that: The PCB circuit board (3) is embedded in the closed end of the protective shell (1); a plurality of the green LED lamp beads (2) are connected in series on the PCB circuit board (3); an adjustable transformer (5) and a control switch (6) are also connected to the PCB circuit board (3); and the lampshade (4) is embedded in the unclosed end of the protective shell (1).
2. The inspection device for appearance inspection of BKT production process according to claim 1, characterized in that: Reflection grooves (7) are provided on the upper and lower inner wall surfaces of the protective shell (1).
3. The inspection device for appearance inspection of BKT production process according to claim 2, characterized in that: The reflection groove (7) is in the shape of a triangle.
4. The inspection device for visual inspection of BKT production process according to claim 3, characterized in that: The inclined surface of the triangular reflecting groove (7) faces inwards.
5. An inspection device for visual inspection of a BKT production process according to any one of claims 1 to 4, characterized in that: A shielding plate (8) is provided on the top of the outer side of the protective shell (1).
6. An inspection device for visual inspection of a BKT production process according to any one of claims 1 to 4, characterized in that: The number of the green LED lamp beads (2) is 12.