CN115372260A - A lens defect detection system - Google Patents

Abstract

The invention provides a lens defect detection system, comprising: the method comprises the following steps of installing a rack, a conveying mechanism, a jacking mechanism and a detection mechanism; the conveying mechanism is fixedly arranged on the mounting rack and used for conveying the lenses; the conveying mechanism comprises a transparent conveying belt; the jacking mechanism is arranged on the mounting rack and positioned on two sides of the transparent conveyor belt, and comprises lifting rods arranged on two sides of the transparent conveyor belt, and a first clamping block and a second clamping block which are respectively arranged at the upper ends of the lifting rods and are oppositely arranged; the detection mechanism is arranged above the conveying mechanism and used for detecting the lens jacked by the jacking mechanism; the detection mechanism comprises an LED lamp arranged below the transparent conveyor belt, an optical microscope arranged above the transparent conveyor belt, a CCD image sensor and a control computer; the CCD image sensor is connected with a high-definition camera and electrically connected with the control computer. The lens defect detection system provided by the invention can be used for completing the defect detection of the lens, and has high detection efficiency and high reliability.

Description

A lens defect detection system

technical field

The invention relates to the technical field of lens defect detection systems, in particular to a lens defect detection system.

Background technique

With the rapid development of society and the continuous improvement of people's living standards, in order to facilitate people's lives, people have invented various glasses, and glasses have become a necessity in people's lives, especially in old age, almost everyone leaves Do not wear glasses, and the most critical part of glasses is spectacle lenses. In order to meet people's needs, the production of spectacle lenses is accelerated.

Existing lens defect detection requires manual sampling or manual visual inspection to control its quality. The labor intensity is high, and it is difficult to solve the false detection caused by human fatigue, resulting in low detection efficiency and poor reliability, and it is difficult to maintain a stable and accurate detection effect.

Contents of the invention

The object of the present invention is to address the above problems, and it is urgent to propose a lens defect detection system to realize automatic defect detection of lenses.

The present invention proposes a lens defect detection system, including:

Install the frame, transmission mechanism, jacking mechanism and detection mechanism;

The transmission mechanism is fixedly arranged on the installation frame for the transmission of lenses; the transmission mechanism includes a transparent conveyor belt;

The jacking mechanism is arranged on the installation frame and is located on both sides of the transparent conveyor belt. The jacking mechanism includes lifting rods arranged on both sides of the transparent conveyor belt, The upper end and the first clamping block and the second clamping block arranged oppositely;

The detection mechanism is arranged above the transmission mechanism for detection of the lens lifted by the jacking mechanism; the detection mechanism includes an LED light arranged below the transparent conveyor belt, Advanced optical microscope, CCD image sensor and control computer;

The CCD image sensor is connected with a high-definition camera, and the CCD image sensor is electrically connected with the control computer.

Preferably, the jacking mechanism includes track grooves arranged in parallel on both sides of the transparent conveyor belt, a slider arranged in the track groove, and a driving member that drives the slider to move along the guiding direction of the guide rail .

Preferably, the lower end of the lifting rod is fixedly connected with the slider.

Preferably, the driving member is electrically connected with the control computer.

Preferably, it also includes a scanning device arranged above the conveying mechanism, the scanning device is used to detect the defective lens, the scanning device determines the position of the defective lens, sends a signal to the control computer, and the control The computer sends a signal to the jacking mechanism, and the jacking mechanism moves to the position of the lens.

Preferably, a pushing mechanism is provided at the outlet end of the conveying mechanism, and the pushing mechanism is used to push defective lenses out of the conveying mechanism.

Preferably, the opposite sides of the first clamping block and the second clamping block are provided with limiting grooves for lenses.

Beneficial effects of the present invention:

A lens defect detection system of the present invention includes: an installation frame, a transmission mechanism, a jacking mechanism, and a detection mechanism; the transmission mechanism is used for the transmission of the lens, and the jacking mechanism moves the lens to the detection mechanism for inspection and photography. A scanning device is used to locate the location of the defective lens. The detection mechanism performs light compensation through the LED lights arranged under the transparent conveyor belt, optical microscope, CCD image sensor and high-definition camera for photo inspection, the jacking mechanism places defective lenses on the transparent conveyor belt for transmission, and the pushing mechanism Push out the defective lens to complete the defect detection of the lens, with high detection efficiency and high reliability.

Description of drawings

Fig. 1 is a structural schematic diagram of a lens defect detection system in the present invention;

Among them, 10-installation frame, 20-transmission mechanism, 21-transparent conveyor belt, 30-jacking mechanism, 31-lifting rod, 32-first clamping block, 33-second clamping block, 34-limiting groove, 35 -Track groove, 36-slider, 37-driver, 40-detection mechanism, 41-LED light, 42-optical microscope, 43-CCD image sensor, 44-control computer, 45-high-definition camera, 50-pushing mechanism .

Detailed ways

The present invention proposes a lens defect detection system, referring to FIG. 1 , the lens defect detection system, the present invention proposes a lens defect detection system, including: an installation frame 10, a transmission mechanism 20, a jacking mechanism 30 and a detection mechanism 40; The transmission mechanism 20 is fixedly arranged on the installation frame 10 for transmission of lenses; the transmission mechanism 20 includes a transparent conveyor belt 21; the transparent conveyor belt 21 is used for transmitting lenses; the jacking mechanism 30 is arranged on the Installed on the frame 10 and located on both sides of the transparent conveyor belt 21, the jacking mechanism 30 includes lifting rods 31 arranged on both sides of the transparent conveyor belt 21, which are respectively arranged on the upper ends of the lifting rods 31 and opposite to each other. The first clamping block 32 and the second clamping block 33 are set; the detection mechanism 40 is arranged above the transmission mechanism 20, and is used for the detection of the lens lifted by the jacking mechanism 30; the detection mechanism 40 includes The LED lamp 41 that is arranged on described transparent conveyor belt 21 below, the optical microscope 42 that is arranged on described transparent conveyor belt 21 top, CCD image sensor 43 and control computer 44; Described CCD image sensor 43 is connected and is provided with high-definition camera 45, and described The CCD image sensor is electrically connected with the control computer 44 . The LED light 41 below the transparent conveyor belt 21 is used for supplementary light when the high-definition camera 45 shoots.

In one of the embodiments, the jacking mechanism 30 includes track grooves 35 arranged in parallel on both sides of the transparent conveyor belt 21 , sliders 36 arranged in the track grooves 35 , and driving the sliders 36 A drive member 37 that moves along the guiding direction of the guide rail. The driving member 37 drives the jacking mechanism 30 to move back and forth along the guiding direction of the track groove 35 .

In one embodiment, the lower end of the lifting rod 31 is fixedly connected with the sliding block 36 .

In one of the embodiments, the driving member 37 is electrically connected to the control computer 44, and the program of the control computer 44 controls the lifting mechanism 30 to move to a designated position.

In one of the embodiments, it also includes a scanning device arranged above the conveying mechanism 20, the scanning device is used to detect the defective lens, the scanning device determines the position of the defective lens, and sends a signal to the A control computer 44, the control computer 44 sends a signal to the jacking mechanism 30, and the jacking mechanism 30 moves to the position of the lens. It also includes a pusher mechanism 50 arranged at the outlet end of the delivery mechanism 20 , the pusher mechanism 50 is used to push defective lenses out of the delivery mechanism 20 . The opposite side of the first clamping block 32 and the second clamping block 33 is provided with a limiting groove 34 for the lens, and the limiting groove 34 is V-shaped for the first clamping block 32 and the second clamping block 33 Clamping is stable.

Beneficial effects of the present invention:

A lens defect detection system of the present invention includes: an installation frame 10, a transmission mechanism 20, a jacking mechanism 30, and a detection mechanism 40; The detection mechanism 40 performs detection and photographing, and the scanning device is used to locate the position of the defective lens. The detection mechanism 40 performs light compensation through the LED lamp 41 arranged under the transparent conveyor belt 21, the optical microscope 42, the CCD image sensor 43 and the high-definition camera 45 take pictures and detects, and the jacking mechanism 30 places defective lenses on the transparent conveyor belt 21 After transmission, the pushing mechanism 50 pushes out the defective lens to complete the defect detection of the lens, with high detection efficiency and high reliability.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " Orientation or position indicated by "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. The relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, therefore It should not be construed as a limitation of the present invention.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present invention, "plurality" means two or more, unless otherwise specifically defined.

In the present invention, unless otherwise clearly specified and limited, terms such as "installation", "connection", "connection" and "fixation" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection , or integrally connected; it may be mechanically connected or electrically connected; it may be directly connected or indirectly connected through an intermediary, and it may be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

The above content is a further detailed description of the present invention in conjunction with specific embodiments, and it cannot be assumed that the specific implementation of the present invention is limited to these descriptions. Those of ordinary skill in the technical field to which the present invention belongs can also make some simple deduction or replacement without departing from the concept of the present invention.

Claims (7)

1. A lens defect detection system, characterized in that, comprising: Install the frame, transmission mechanism, jacking mechanism and detection mechanism; The transmission mechanism is fixedly arranged on the installation frame for the transmission of lenses; the transmission mechanism includes a transparent conveyor belt; The jacking mechanism is arranged on the installation frame and is located on both sides of the transparent conveyor belt. The jacking mechanism includes lifting rods arranged on both sides of the transparent conveyor belt, The upper end and the first clamping block and the second clamping block arranged oppositely; The detection mechanism is arranged above the transmission mechanism for detection of the lens lifted by the jacking mechanism; the detection mechanism includes an LED light arranged below the transparent conveyor belt, Advanced optical microscope, CCD image sensor and control computer; The CCD image sensor is connected with a high-definition camera, and the CCD image sensor is electrically connected with the control computer. 2. The lens defect detection system according to claim 1, characterized in that, the jacking mechanism comprises track grooves arranged in parallel on both sides of the transparent conveyor belt, sliders arranged in the track grooves, and drives the A driving part for the slider to move along the guiding direction of the track groove. 3. The lens defect detection system according to claim 2, characterized in that, the lower end of the lifting rod is fixedly connected with the slider. 4. The lens defect detection system according to claim 2, characterized in that, the driving element is electrically connected with the control computer. 5. The lens defect detection system according to claim 1, further comprising a scanning device arranged above the conveying mechanism, the scanning device is used to detect defective lenses, and the scanning device determines the number of defective lenses. position, send a signal to the control computer, and the control computer sends a signal to the jacking mechanism, and the jacking mechanism moves to the position of the lens. 6. The lens defect detection system according to claim 1, characterized in that a pushing mechanism is provided at the outlet end of the conveying mechanism, and the pushing mechanism is used to push defective lenses out of the conveying mechanism. 7 . The lens defect detection system according to claim 1 , wherein a limit groove for the lens is provided on opposite sides of the first clamping block and the second clamping block. 8 .

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