Character-free recognition device

Abstract

The utility model relates to the technical field of lettering packing materials, and discloses a character-free identification device which comprises a color optical fiber sensor used for identifying different colors on an object to be detected, the color optical fiber sensor is further sequentially connected with a color amplifier used for amplifying color signals obtained by the color optical fiber sensor and an intermediate relay KA, and the intermediate relay KA is connected with the color amplifier. The intermediate relay KA is provided with a normally closed contact KM1 which is connected with an alarm device, a removing device and a boxing machine scram button. Through the design of a color optical fiber sensor and an intermediate relay, the color optical fiber sensor distinguishes the color of a to-be-detected object, a normally-closed contact of the intermediate relay is applied, when it is detected that characters are not printed, the normally-closed contact of the intermediate relay is triggered to be disconnected through transmission of signals of the color optical fiber sensor, and meanwhile an emergency stop signal is sent to a boxing machine; and after the equipment is suddenly stopped, troubleshooting is carried out.

Description

TECHNICAL FIELD

[0001] The utility model relates to product packaging technical field, especially product in the production process instruction book and medicine full automatic packaging process, the application of quality monitoring of packaging printing material, concretely is no character recognition device. BACKGROUND

[0002] Product packaging refers to the container, material and auxiliary in the process of product transportation, storage, sales and other processes, in order to protect products, facilitate storage, promote sales, and the total sum of the packaging and the decoration attached to a certain technical method.

[0003] The current product packaging still has the following defects:

[0004] 1. In the product packaging link, the printing material is made by outsourcing, and in the use process, the instruction book printing fails or the printing is not complete, and the blank paper exists;

[0005] 2. The packaging form is full automatic packaging of the box packing machine, the personnel cannot identify through the naked eye, so there is a risk of mixing unqualified instruction book in the packaging process;

[0006] Therefore, we need to propose no character recognition device, which is distinguished by color fiber sensor. UTILITY MODEL CONTENT

[0007] The utility model discloses a no character recognition device, through the design of color fiber sensor and intermediate relay, color fiber sensor distinguishes the color of the object to be detected, and the normally closed contact of intermediate relay is applied, when the character is not printed, the normally closed contact of intermediate relay is triggered by the transmission of color fiber sensor signal, and the emergency stop signal is sent to the box packing machine, after the equipment emergency stop, the troubleshooting is carried out, so as to solve the problems in the above background technology.

[0008] In order to achieve the above object, the utility model provides the following technical scheme: no character recognition device, including the color fiber sensor for identifying the different colors of the object to be detected, the color fiber sensor is also connected with color amplifier and intermediate relay KA in sequence, the color amplifier carries out amplification processing to the color signal obtained by the color fiber sensor, and the normally closed contact KM1 of alarm device, rejection device and box packing machine emergency stop button is arranged on the intermediate relay KA.

[0009] Preferably, the two ends of the color fiber sensor are connected with 10-30VDC and 0VDC respectively, and one end of the intermediate relay KA is also connected with 0VDC.

[0010] Preferably, the color fiber sensor includes chip U1, chip U2, transistor Q1, the 2-pin of the chip U1 is connected with the 2-pin of chip U2, the 3-pin of the chip U2 is connected with 5V and the 3-pin of transistor Q1, the 1-pin and 2-pin of the chip U2 are connected with resistance R18 and diode ESD1 in parallel, the 1-pin and 3-pin of the chip U2 are connected with resistance R15 and capacitor C2 in parallel.

[0011] Preferably, the 2-pin and 3-pin of the transistor Q1 are connected with light emitting diode PWR and resistance R6, the 1-pin of the transistor Q1 is connected with resistance R7 and resistance R16 respectively, and the resistance R7 is connected to the 2-pin of the transistor Q1.

[0012] Preferably, the color fiber sensor further includes transistor Q3 and transistor Q4, the 1-pin and 2-pin of the transistor Q3 are connected with resistance R10, the 2-pin of the transistor Q3 is connected with resistance R13, the 3-pin of the transistor Q3 is connected with resistance R12, and the resistance R13 is connected to the 5-pin of chip U1.

[0013] The 1-pin and 2-pin of the transistor Q4 are connected with resistance R8, the 2-pin of the transistor Q4 is connected with resistance R14, the 3-pin of the transistor Q4 is connected with resistance R11, and the resistance R14 is connected to the 6-pin of chip U1.

[0014] Preferably, the color amplifier includes terminal block P10, terminal block P20 and triode Q11, the 1-pin of the terminal block P10 and the base of the triode Q11 are connected with capacitor C29, and the 1-pin of the terminal block P20 and the collector of the triode Q11 are connected with capacitor C19.

[0015] Preferably, the base and the emitter of the triode Q11 are connected with resistance R56 and resistance R69, the base and the collector of the triode Q11 are connected with resistance R39, adjustable resistance R19 and resistance R29, the emitter of the triode Q11 is further connected with resistance R49 and capacitor C39 in series, the adjustable resistance R19 and the resistance R29 are all connected with power supply voltage, and the resistance R56, the resistance R69 and the capacitor C39 are all connected to the 2-pin of the terminal block P10 and the 2-pin of the terminal block P20.

[0016] Compared with the prior art, the color fiber sensor has the advantages that:

[0017] 1、The color fiber sensor and the intermediate relay are designed, the color fiber sensor distinguishes the color of the object to be detected, and the normally closed contact of the intermediate relay is triggered to be disconnected when it is detected that the character is not printed, and an emergency stop signal is sent to the boxing machine, and the equipment is stopped urgently, and then the equipment is checked.

[0018] 2、The utility model uses color fiber inductor, and the color value between different colors has obvious distinction, and the unprinted part is quickly and accurately identified through the inductor, and the operation is simple, and the installation and debugging are easy, and the color of the object to be detected can be set through relearning with the help of the emergency stop function of the boxing machine. BRIEF DESCRIPTION OF DRAWINGS

[0019] Fig. 1 It is a structural schematic view of the utility model;

[0020] Fig. 2 It is a circuit diagram of the color fiber sensor of the utility model;

[0021] Fig. 3 It is a circuit diagram of the color amplifier of the utility model. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0023] Please refer to Figs. 1-3 The utility model provides a technical scheme: a wordless identification device, which comprises a color fiber sensor for identifying different colors of an object to be detected, and the color fiber sensor is model BV-501, and the distance between the color fiber sensor and the object to be detected is fixed and cannot exceed 5 mm, and a distance exceeding 5 mm can result in failure of identification.

[0024] The color fiber sensor is further connected with a color amplifier for amplifying the color signal obtained by the color fiber sensor and an intermediate relay KA in sequence, and the intermediate relay KA is provided with normally closed contact KM1 connected with an alarm device, a rejection device and an emergency stop button of a boxing machine.

[0025] First, the color of the object to be detected is determined, the color of the object to be detected is learned and remembered by the color fiber inductor, the normally closed contact KM1 of the intermediate relay KA is applied, and the normally closed contact KM1 is connected with the emergency stop button of the boxing machine.

[0026] In use, the detectable point is determined: the fixed intermittent stop position of the instruction manual is determined as the detection point through the running track of the instruction manual and the boxing machine.

[0027] When the object to be detected is found, the color fiber sensor sends a signal to the intermediate relay KA, which triggers the normally closed contact KM1 to open and triggers the emergency stop signal of the boxing machine. After the personnel are removed, the machine continues to run.

[0028] The two ends of the color fiber sensor are connected to 10-30VDC and 0VDC respectively, and one end of the intermediate relay KA is also connected to 0VDC.

[0029] The color fiber sensor includes chip U1, chip U2, and transistor Q1. The 2-pin of chip U1 is connected to the 2-pin of chip U2. The 3-pin of chip U2 is connected to 5V and the 3-pin of transistor Q1. The 1-pin and 2-pin of chip U2 are connected in parallel with resistor R18 and diode ESD1. The 1-pin and 3-pin of chip U2 are connected in parallel with resistor R15 and capacitor C2.

[0030] Chip U2 inputs 5V voltage and outputs 3.3V voltage. The 1-pin of transistor Q3 and the 1-pin of transistor Q4 are both connected to the 2-pin of chip U2.

[0031] The 2-pin and 3-pin of transistor Q1 are connected with light-emitting diode PWR and resistor R6. The 1-pin of transistor Q1 is connected with resistor R7 and resistor R16 respectively. The resistor R7 is connected to the 2-pin of transistor Q1.

[0032] The color fiber sensor also includes transistor Q3 and transistor Q4. The 1-pin and 2-pin of transistor Q3 are connected with resistor R10. The 2-pin of transistor Q3 is connected with resistor R13. The 3-pin of transistor Q3 is connected with resistor R12. The resistor R13 is connected to the 5-pin of chip U1.

[0033] The 1-pin and 2-pin of transistor Q4 are connected with resistor R8. The 2-pin of transistor Q4 is connected with resistor R14. The 3-pin of transistor Q4 is connected with resistor R11. The resistor R14 is connected to the 6-pin of chip U1.

[0034] The color fiber sensor also includes terminal block J1, terminal block P1, and terminal block P2. The 3-pin and 4-pin of terminal block J1 are connected with transistor Q2 and resistor R5. The 2-pin of transistor Q2 is connected to ground.

[0035] The 1-pin of terminal block J1 is connected to the 1-pin of terminal block P1. The 2-pin of terminal block J1 is connected to the 2-pin of terminal block P1. The 5-pin of terminal block J1 is connected to the 1-pin of terminal block P2. The 6-pin of terminal block J1 is connected to the 2-pin of terminal block P2.

[0036] The terminal J1 is used for connecting the serial communication signal of the external device, the transistor Q1 is used for switching or driving the signal, the diode ESD1 is an electrostatic discharge protection element, which is used for protecting the circuit from electrostatic interference, and the resistor in the color fiber sensor is used for providing a bias voltage or current limiting effect.

[0037] The 3-pin of the transistor Q3 is connected to the 1-pin of the terminal P1, and the 3-pin of the transistor Q4 is connected to the 2-pin of the terminal P1.

[0038] The color amplifier comprises a terminal P10, a terminal P20 and a transistor Q11, a capacitor C29 is connected between the 1-pin of the terminal P10 and the base of the transistor Q11, and a capacitor C19 is connected between the 1-pin of the terminal P20 and the collector of the transistor Q11.

[0039] The base and the emitter of the transistor Q11 are connected with a resistor R56 and a resistor R69, the base and the collector of the transistor Q11 are connected with a resistor R39, an adjustable resistor R19 and a resistor R29, the emitter of the transistor Q11 is further connected with a resistor R49 and a capacitor C39 in series, the adjustable resistor R19 and the resistor R29 are connected with a power supply, and the resistor R56, the resistor R69 and the capacitor C39 are connected to the 2-pin of the terminal P10 and the 2-pin of the terminal P20.

[0040] The terminal P10 is used for inputting a signal, the capacitor C29 is used for coupling capacitance of the input signal, the transistor Q11 is used as a main color signal amplifier, the resistor R49 is used as a collector load resistor of the transistor Q11, the capacitor C19 is used for filtering and bypassing, the resistor R29 is used as a base bias resistor of the transistor Q11, the capacitor C39 is used as coupling capacitance of an output terminal, and the terminal P20 is used for outputting the amplified signal.

[0041] In summary, the device has higher sensitivity, uses a color fiber sensor, and has obvious color value differences between different colors, and the sensor identification is fast and accurate.

[0042] The device has low use cost, simple structure, simple device design, and avoids unnecessary cost investment.

[0043] The device is simple to operate and easy to install and debug, the device is designed by means of the emergency stop function of a boxing machine, and if the color of the object to be detected changes, the device can be set by re-learning.

[0044] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A character recognition apparatus, characterised in that: It includes color fiber sensor for identifying different colors on the object to be detected, color amplifier and intermediate relay KA connected in sequence on the color fiber sensor for amplifying the color signals obtained by the color fiber sensor, and the intermediate relay KA is provided with normally closed contact KM1 connected with alarm device, rejection device and emergency stop button of cartoning machine.

2. The logographic recognition apparatus according to claim 1, characterized in that: The two ends of the color fiber sensor are connected with 10-30VDC and 0VDC respectively, and one end of the intermediate relay KA is also connected with 0VDC.

3. The logo recognition apparatus according to claim 1, characterized by: The color fiber sensor includes chip U1, chip U2 and transistor Q1, the 2-pin of the chip U1 is connected with the 2-pin of the chip U2, the 3-pin of the chip U2 is connected with 5V and the 3-pin of the transistor Q1, the 1-pin and 2-pin of the chip U2 are connected in parallel with resistor R18 and diode ESD1, and the 1-pin and 3-pin of the chip U2 are connected in parallel with resistor R15 and capacitor C2.

4. The logo recognition apparatus according to claim 3, characterized by: The 2-pin and 3-pin of the transistor Q1 are connected with light emitting diode PWR and resistor R6, the 1-pin of the transistor Q1 is connected with resistor R7 and resistor R16 respectively, and the resistor R7 is connected to the 2-pin of the transistor Q1.

5. The logo recognition apparatus according to claim 4, characterized by: The color fiber sensor further includes transistor Q3 and transistor Q4, the 1-pin and 2-pin of the transistor Q3 are connected with resistor R10, the 2-pin of the transistor Q3 is connected with resistor R13, the 3-pin of the transistor Q3 is connected with resistor R12, and the resistor R13 is connected to the 5-pin of the chip U1. The 1-pin and 2-pin of the transistor Q4 are connected with resistor R8, the 2-pin of the transistor Q4 is connected with resistor R14, the 3-pin of the transistor Q4 is connected with resistor R11, and the resistor R14 is connected to the 6-pin of the chip U1.

6. The logo recognition apparatus according to claim 1, characterized by: The color amplifier includes terminal block P10, terminal block P20 and triode Q11, the 1-pin of the terminal block P10 and the base of the triode Q11 are connected with capacitor C29, and the 1-pin of the terminal block P20 and the collector of the triode Q11 are connected with capacitor C19.

7. The logo recognition apparatus according to claim 6, characterized by: The base and emitter of the triode Q11 are connected with resistor R56 and resistor R69, the base and collector of the triode Q11 are connected with resistor R39, adjustable resistor R19 and resistor R29, the emitter of the triode Q11 is further connected in series with resistor R49 and capacitor C39, and the adjustable resistor R19 and resistor R29 are connected with power supply voltage, and the resistor R56, resistor R69 and capacitor C39 are connected to the 2-pin of the terminal block P10 and the 2-pin of the terminal block P20.

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