Laser wave coin thickness detection device

Abstract

The utility model provides a device for detecting the thickness of a coin through laser waves, and the device comprises the following structures: a main processor which is internally preloaded with a coin thickness and phase difference relation database and carries out the comparative analysis of received laser waves and transmitted waves; coins are placed on the top surface of the coin passing plate; an emission included angle is formed between the emission direction of the laser emitter and the plane of the coin, and the laser emitter outputs emitted light; a receiving included angle is formed between the receiving direction of the laser receiver and the plane of the coin, the laser receiver receives receiving light, the receiving light received by the laser receiver is amplified and shaped through laser receiving, amplifying and shaping, and the processed receiving light is sent to the main processor to be processed; and the main processor compares the received light with the emitted light to obtain a phase difference, compares the phase difference with a preload database in the equipment, and gives the thickness of the coin, thereby completing the rapid detection of the thickness of the coin.

Description

Technical Field

[0001] The utility model mainly relates to the technical field of coin detection, in particular to a device for detecting coin thickness with laser waves. Background Art

[0002] In the coin counting work, coins of different denominations have different sizes. In order to distinguish coins, thickness detection is one of the most important indicators.

[0003] The inventor proposed using laser to detect the thickness of coins. A laser transmitter sends a laser signal to the surface of the coin, and a corresponding laser receiver receives the laser signal reflected from the surface of the coin. Due to the phase difference between the emitted light and the received light, the thickness of the coin can be obtained by comparing the data preloaded in the main processor of the device, thereby achieving rapid detection of the coin. Utility Model Content

[0004] 1. Technical problems solved by the utility model:

[0005] The utility model provides a device for detecting the thickness of coins by using laser waves, which can realize the rapid detection of the thickness of coins.

[0006] 2. Technical solution:

[0007] In order to achieve the above-mentioned purpose, the technical solution provided by the utility model is: a laser wave coin thickness detection device, comprising the following structure:

[0008] The main processor is preloaded with a database of the relationship between coin thickness and phase difference, and compares and analyzes the received laser wave with the transmitted wave.

[0009] A coin moving plate, a top surface of which is provided with coins.

[0010] A laser emitter, wherein the emission direction of the laser emitter forms an emission angle with the coin plane, and the laser emitter outputs emission light.

[0011] A laser receiver, wherein a receiving direction of the laser receiver forms a receiving angle with the coin plane, the receiving angle is equal to the transmitting angle, and the laser receiver receives receiving light.

[0012] Furthermore, the laser emitter is provided with a laser emission driver, and the laser emission driver is communicatively connected with the main processor.

[0013] Furthermore, the laser receiver processes the received laser signal through laser receiving, amplifying and shaping and sends the received laser signal to the main processor.

[0014] Furthermore, there is a phase difference between the emitted light and the received light.

[0015] Furthermore, a coin moving track is fixedly provided on the rear side of the coin moving plate, a fixing seat is fixedly provided on the top of the coin moving track, and the left and right ends of the fixing seat are respectively fixedly connected to the outer side of the laser transmitter and the outer side of the laser receiver.

[0016] 3. Beneficial effects:

[0017] Compared with the prior art, the technical solution provided by the utility model has the following beneficial effects:

[0018] The utility model provides a laser wave coin thickness detection device. The received light received by the laser receiver is amplified and shaped by laser receiving amplification shaping, and the processed received light is sent to the main processor for processing. The main processor compares the received received light and the emitted light to obtain the phase difference, compares the phase difference with the preloaded database in the device, gives the coin thickness, and completes the rapid detection of the coin thickness.

[0019] The utility model provides a laser wave coin thickness detection device. During the coin thickness detection process, the user needs to place the coin on a coin moving plate, and the coin moving track provides a sliding guide for the coin. When the coin slides to the bottom of a fixed frame, a laser transmitter emits a transmission light to the surface of the coin, which is reflected by the coin surface and received by a laser receiver to obtain a receiving light. The device structure required for the detection process is simple in design and convenient for manufacturing and later maintenance.

[0020] The parts not involved in the device are the same as those in the prior art or can be implemented by using the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the structure of the utility model;

[0022] Figure 2 It is a schematic diagram of the phase difference of the structure of the utility model;

[0023] Figure 3 It is a schematic diagram of the main processor of the utility model structure.

[0024] Reference numerals:

[0025] 1-coin moving board; 11-coin moving track fixing; 12-fixed seat; 2-laser transmitter; 3-laser receiver. DETAILED DESCRIPTION

[0026] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. Several embodiments of the present invention are given in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0027] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may also be a central element; when an element is considered to be "connected to" another element, it may be directly connected to the other element or there may also be a central element; the terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0028] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field of the present invention; the terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention; the term "and / or" used herein includes any and all combinations of one or more related listed items.

[0029] See attached Figure 1-3 The utility model provides a laser wave coin thickness detection device, including the following structure:

[0030] The main processor CPU is preloaded with a database of the relationship between coin thickness and phase difference, and compares and analyzes the received laser wave with the transmitted wave.

[0031] A coin moving plate 1, on the top surface of which coins are placed.

[0032] The laser emitter 2 has an emission direction that forms an emission angle with the coin plane, and the laser emitter 2 outputs emission light.

[0033] The laser receiver 3 has a receiving direction and a receiving angle formed with the coin plane, and the receiving angle is equal to the transmitting angle, and the laser receiver 3 receives the receiving light.

[0034] In this embodiment, Figure 1 and Figure 3 As shown, the laser emitter 2 is provided with a laser emission driver, and the laser emission driver is communicatively connected with the main processor.

[0035] The laser emission drive completes the laser wave generation and power drive of the laser emitter 2.

[0036] In this embodiment, Figure 1 and Figure 3 As shown, the laser receiver 3 processes the received laser signal through laser receiving, amplification and shaping and sends it to the main processor.

[0037] The received light received by the laser receiver 3 is amplified and shaped through laser receiving amplification and shaping, and the processed received light is sent to the main processor for processing.

[0038] In this embodiment, Figure 2 As shown, there is a phase difference between the transmitted light and the received light.

[0039] The main processor compares the received light and the transmitted light to obtain the phase difference, compares the phase difference with the preloaded database in the device, and gives the coin thickness.

[0040] In this embodiment, Figure 1 As shown, a coin moving track 11 is fixedly arranged on the rear side of the coin moving plate 1, a fixing seat 12 is fixedly arranged on the top of the coin moving track 11, and the left and right ends of the fixing seat 12 are fixedly connected to the outer side of the laser transmitter 2 and the outer side of the laser receiver 3 respectively.

[0041] During the process of detecting the thickness of the coin, the user is required to place the coin on the coin moving plate 1, and the coin moving track 11 provides a sliding guide for the coin. When the coin slides to the bottom of the fixed frame, the laser transmitter 2 emits light to the surface of the coin, which is reflected by the surface of the coin and received by the laser receiver 3 to obtain received light.

[0042] The above-described embodiments only express a certain implementation method of the utility model, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that, for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the patent of the utility model shall be based on the attached claims.

Claims

1. A laser wave coin thickness detection device, characterized in that: Includes the following structure: The main processor is preloaded with a database of the relationship between coin thickness and phase difference, and performs comparative analysis on the received laser wave and the transmitted wave; A coin moving plate (1), a top surface of which a coin slides; A laser emitter (2), wherein an emission direction of the laser emitter (2) forms an emission angle with the plane of the coin, and the laser emitter (2) outputs emission light; A laser receiver (3), wherein a receiving direction of the laser receiver (3) forms a receiving angle with the coin plane, the receiving angle being equal to the transmitting angle, and the laser receiver (3) receives receiving light.

2. The laser wave coin thickness detection device according to claim 1, characterized in that: The laser emitter (2) is provided with a laser emission driver, which is communicatively connected to the main processor.

3. The laser wave coin thickness detection device according to claim 1, characterized in that: The laser receiver (3) processes the received laser signal through laser receiving, amplification and shaping and sends the received laser signal to the main processor.

4. The laser wave coin thickness detection device according to claim 1, characterized in that: There is a phase difference between the emitted light and the received light.

5. The laser wave coin thickness detection device according to claim 1, characterized in that: A coin moving track (11) is fixedly provided on the rear side of the coin moving plate (1), a fixing seat (12) is fixedly provided on the top of the coin moving track (11), and left and right ends of the fixing seat (12) are respectively fixedly connected to the outer side of the laser transmitter (2) and the outer side of the laser receiver (3).

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