Color consistency detection device

Abstract

The utility model discloses a color consistency detection device, which relates to the technical field of printing and comprises a paper conveying belt, a paper separating conveying belt and a qualified product conveying belt which are sequentially arranged. A color detector, a control panel and a position detection sensor are arranged on the paper conveying belt, the color detector is located above a belt body of the paper conveying belt and used for detecting the color of paper and feeding back detected paper data to the control panel, and the position detection sensor is located above a belt body of the paper conveying belt; a lifting mechanism electrically connected with the position detection sensor is arranged at the bottom of the paper separating conveying belt so that after the position detection sensor detects that defective paper exists on the paper separating conveying belt body, the lifting mechanism can drive the paper separating conveying belt to move downwards, and the paper separating conveying belt conveys the defective paper to the position below the qualified product conveying belt. According to the device, continuous paper color detection operation is achieved, defective paper can be effectively removed in the detection process, and the efficiency of a printing production line is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of printing, in particular to a color consistency detection device. Background Art

[0002] In the entire printing process, paper color is a key factor in product quality and an important factor in ensuring that the printing process achieves "what you see is what you get". The color of paper determines the quality and color performance of printed products. In order to ensure the consistency of the color of the finished paper, it is necessary to perform color testing.

[0003] For example, Chinese patent CN209738541U proposes a paper color detection device for a printing press, which realizes automatic detection of paper color through a color sensor; however, due to the large number of papers, the device cannot be used in conjunction with an existing printing production line, and its independent setting affects the continuity of the entire paper printing operation, resulting in relatively low efficiency. Utility Model Content

[0004] The purpose of the utility model is to solve the problems raised in the above background technology, and then propose a color consistency detection device.

[0005] The technical solution adopted by the utility model to solve its technical problems is:

[0006] A color consistency detection device comprises a paper conveyor belt, a paper separation conveyor belt and a qualified product conveyor belt which are arranged in sequence; a color detector, a control panel and a position detection sensor are arranged on the paper conveyor belt, the color detector is located above the paper conveyor belt body for detecting the color of the paper and feeding back the detected paper data to the control panel, the position detection sensor is located above the paper separation conveyor belt body for detecting the position of defective products; a lifting mechanism electrically connected to the position detection sensor is provided at the bottom of the paper separation conveyor belt so that after the position detection sensor detects that there is defective paper on the paper separation conveyor belt body, the lifting mechanism drives the paper separation conveyor belt to move downward, and the paper separation conveyor belt conveys the defective paper to the bottom of the qualified product conveyor belt.

[0007] Furthermore, the lifting mechanism includes a base, a telescopic cylinder and a mounting seat; the base is set on the ground and is between the paper conveyor belt and the qualified product conveyor belt, at least two telescopic cylinders are vertically arranged on the base, the top ends of the two telescopic cylinders are commonly connected to the mounting seat, and the paper separation conveyor belt is set on the mounting seat.

[0008] Furthermore, the telescopic cylinder is an electric cylinder, a hydraulic cylinder or a pneumatic cylinder.

[0009] Furthermore, the color detector adopts the GMG color management system to improve its color detection quality.

[0010] Furthermore, a waste paper box is provided below the qualified product conveyor belt, and the waste paper box is located on one side of the unloading end of the paper separation conveyor belt so that the waste paper box can uniformly collect defective paper.

[0011] Furthermore, a fill light is provided on the paper conveyor belt, the fill light is located on one side of the color detector and the light of the fill light is white.

[0012] Furthermore, a quantity detection sensor is provided on the qualified product conveyor belt. The quantity detection sensor is located above the waste paper box and is used to detect the quantity of defective paper sheets, so as to facilitate subsequent statistics on the qualified rate of the paper in the batch.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model realizes the continuity of paper color detection operation through the coordinated arrangement of a paper conveyor belt, a paper separation conveyor belt, a qualified product conveyor belt, a color detector, a control panel, a position detection sensor and a lifting mechanism. In the detection process, defective paper can be effectively eliminated, and qualified paper can be normally conveyed to the next processing step. The whole device has a high degree of automation, which greatly improves the efficiency of the printing production line. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the utility model;

[0016] Figure 2 This is a schematic diagram of the installation of the fill light;

[0017] Figure 3 This is a schematic diagram of the installation of the quantity detection sensor;

[0018] Among them: 1. Paper conveyor belt; 2. Paper separation conveyor belt; 3. Qualified product conveyor belt; 4. Color detector; 41. Fill light; 5. Control panel; 6. Position detection sensor; 7. Lifting mechanism; 71. Base; 72. Telescopic cylinder; 73. Mounting seat; 8. Waste paper box; 9. Quantity detection sensor. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. The utility model is further described in combination with the drawings and embodiments:

[0020] See attached Figure 1As shown, a color consistency detection device comprises a paper conveyor belt 1, a paper separation conveyor belt 2 and a qualified product conveyor belt 3 which are arranged in sequence; wherein, the paper conveyor belt 1 is used for uniform feeding of printed paper, and is provided with a color detector 4 and a control panel 5, the color detector 4 is located above the belt body of the paper conveyor belt 1 for detecting the color of the paper and feeding back the detected paper data to the control panel 5, and the position detection sensor 6 is located above the belt body of the paper separation conveyor belt 2 for detecting the position of defective products; wherein, a lifting mechanism 7 electrically connected to the position detection sensor 6 is provided at the bottom of the paper separation conveyor belt 2 so that after the position detection sensor 6 detects that there are defective paper products on the body of the paper separation conveyor belt 2, the lifting mechanism 7 drives the paper separation conveyor belt 2 to move downward, and the paper separation conveyor belt 2 conveys the defective paper products to the bottom of the qualified product conveyor belt 3.

[0021] Specifically, refer to the attached Figure 1 As shown, the lifting mechanism 7 includes a base 71, a telescopic cylinder 72 and a mounting seat 73; the base 71 is set on the ground and is between the paper conveyor belt 1 and the qualified product conveyor belt 3, at least two telescopic cylinders 72 are vertically arranged on the base 71, and the top ends of the two telescopic cylinders 72 are commonly connected to the mounting seat 73, and the paper conveyor belt 2 is set on the mounting seat 73; of course, the telescopic cylinder 72 in the scheme adopts one of the electric cylinder, hydraulic cylinder or air cylinder in the prior art.

[0022] During the specific implementation of this device, the color detector 4 adopts the GMG color management system to improve its color detection quality; when in use, the printed paper is uniformly fed through the paper conveyor belt 1; then the color detector 4 feeds back the detected paper data to the control panel 5, the control panel 5 displays the detection image in real time, and is equipped with a detection data panel, so that each paper is recorded, and the color inconsistency of defective paper is marked for subsequent tracking of the printing work of the printing press; the control panel 5 processes and analyzes the detection results, if the paper is qualified, the qualified paper is directly conveyed to the qualified product conveyor belt 3 through the paper separation conveyor belt 2; if the paper is defective, the control panel 5 feeds back the detected defective paper to the position detection sensor 6, when the position detection sensor 6 detects that the defective paper is conveyed to the paper separation conveyor belt 2, at this time, the lifting mechanism 7 operates to lower the height of the paper separation conveyor belt 2 and convey the defective paper to the bottom of the qualified product conveyor belt 3.

[0023] In the above scheme, in order to facilitate the collection of defective paper, please refer to the attached Figure 1 As shown, a waste paper box 8 is provided below the qualified product conveyor belt 3, and the waste paper box 8 is located at one side of the unloading end of the paper separation conveyor belt 2 so that the waste paper box 8 can uniformly collect defective paper.

[0024] In the above scheme, in order to improve the detection effect of the color detector 4, refer to the attached Figure 2As shown, a fill light 41 is provided on the paper conveyor belt 1 , the fill light 41 is located at one side of the color detector 4 and the light of the fill light 41 is white.

[0025] For the above scheme, refer to the attached Figure 3 As shown, a quantity detection sensor 9 is provided on the qualified product conveyor belt 3. The quantity detection sensor 9 is located above the waste paper box 8 for detecting the quantity of defective paper sheets, so as to facilitate the subsequent statistics of the qualified rate of the paper in the batch.

[0026] The above shows and describes the basic principles, main features and 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 in the specification are only to illustrate the principles 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 protection required by the utility model. The scope of protection required by the utility model is defined by the attached claims and their equivalents.

Claims

1. A color consistency detection device, characterized in that: It comprises a paper conveyor belt (1), a paper separation conveyor belt (2) and a qualified product conveyor belt (3) which are arranged in sequence; A color detector (4), a control panel (5) and a position detection sensor (6) are provided on the paper conveyor belt (1); the color detector (4) is located above the paper conveyor belt (1) for detecting the color of the paper and feeding back the detected paper data to the control panel (5); the position detection sensor (6) is located above the paper separation conveyor belt (2) for detecting the position of defective products; A lifting mechanism (7) electrically connected to a position detection sensor (6) is provided at the bottom of the paper separation conveyor belt (2) so that when the position detection sensor (6) detects that there are defective paper sheets on the paper separation conveyor belt (2), the lifting mechanism (7) drives the paper separation conveyor belt (2) to move downward, and the paper separation conveyor belt (2) conveys the defective paper sheets to the bottom of the qualified paper conveyor belt (3).

2. A color consistency detection device according to claim 1, characterized in that: The lifting mechanism (7) comprises a base (71), a telescopic cylinder (72) and a mounting seat (73); The base (71) is arranged on the ground and is located between the paper conveyor belt (1) and the qualified product conveyor belt (3). At least two telescopic cylinders (72) are vertically arranged on the base (71). The top ends of the two telescopic cylinders (72) are commonly connected to a mounting seat (73). The paper separation conveyor belt (2) is arranged on the mounting seat (73).

3. A color consistency detection device according to claim 2, characterized in that: The telescopic cylinder (72) is an electric cylinder, a hydraulic cylinder or a pneumatic cylinder.

4. A color consistency detection device according to claim 1, characterized in that: The color detector adopts the GMG color management system.

5. The color consistency detection device according to claim 1, characterized in that: A waste paper box (8) is provided below the qualified product conveyor belt (3), and the waste paper box (8) is located on one side of the unloading end of the paper separation conveyor belt (2).

6. The color consistency detection device according to claim 1, characterized in that: A fill light (41) is provided on the paper conveyor belt (1); the fill light (41) is located on one side of the color detector (4) and the light of the fill light (41) is white.

7. The color consistency detection device according to claim 1, characterized in that: The qualified product conveyor belt (3) is provided with a quantity detection sensor (9), which is located above the waste paper box (8) and is used to detect the quantity of defective paper sheets.

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