Optical fiber color code sensor and manufacturing method

Abstract

The invention discloses an optical fiber color code sensor and a manufacturing method, and belongs to the technical field of color code sensors, and the optical fiber color code sensor comprises a supporting shell at least provided with a transmitting lead-in port and a receiving lead-in port, an optical fiber assembly, and a transmitting assembly, a receiving assembly and a control processing module which are respectively arranged on the supporting shell, the optical fiber assembly is detachably connected with the transmitting lead-in port and the receiving lead-in port. The transmitting assembly is used for transmitting an optical signal to a target object from the transmitting lead-in port through the optical fiber assembly; the receiving assembly is used for receiving a feedback signal which is reflected by the target object and is transmitted through the optical fiber assembly and the receiving lead-in port in sequence; the control processing module is connected with the transmitting assembly and the receiving assembly, so that the transmitting assembly is controlled through the control processing module, and feedback signals are processed and displayed through the control processing module. The technical effects that the size of the color code sensor can be reduced, and convenience of installation and debugging can be improved are achieved.

Description

Technical Field

[0001] The invention belongs to the technical field of color mark sensors, and in particular relates to an optical fiber color mark sensor and a manufacturing method thereof. Background Art

[0002] As automation equipment continues to become smaller and more sophisticated, higher and higher requirements are placed on the sensors installed on the equipment, especially in terms of sensor size. At present, color mark sensors usually adopt an integrated optical structure and electronic structure, but the integrated approach makes the overall volume of the sensor larger and difficult to adapt to the installation requirements of narrow spaces. At the same time, because the sensor is installed inside the equipment, the debugging process is complicated and inefficient, and it is difficult to operate during the operation of the equipment.

[0003] Therefore, it is necessary to provide a new technical solution to solve the above technical problems. Summary of the invention

[0004] The technical problem to be solved by the present invention is that the color mark sensor is large in size and inconvenient to install and debug.

[0005] In order to solve the above technical problems, the present invention provides a fiber optic color mark sensor, which comprises at least: a supporting shell having at least a transmitting inlet and a receiving inlet, an optical fiber assembly, and a transmitting assembly, a receiving assembly and a control processing module respectively arranged on the supporting shell, wherein the optical fiber assembly is detachably connected to the transmitting inlet and the receiving inlet respectively; the transmitting assembly is used to transmit an optical signal from the transmitting inlet to a target object through the optical fiber assembly; the receiving assembly is used to receive a feedback signal reflected by the target object and transmitted sequentially through the optical fiber assembly and the receiving inlet; the control processing module is respectively connected to the transmitting assembly and the receiving assembly so as to control the transmitting assembly through the control processing module, and process and display the feedback signal through the control processing module.

[0006] Optionally, the optical fiber assembly includes an optical fiber tube and two optical fibers arranged in the optical fiber tube, and optical fiber tubes respectively connected to the transmitting inlet and the receiving inlet, so that one of the optical fibers receives the light signal emitted through the transmitting inlet, and the other optical fiber transmits the feedback signal reflected by the target object to the receiving inlet; the optical fiber color mark sensor also includes a focusing mechanism, the focusing mechanism includes a mounting shell with a through groove and a focusing lens arranged in the mounting shell and located in the through groove, and the mounting shell is connected to the optical fiber tube.

[0007] Optionally, the transmitting component includes: a transmitting lens and a light emitting diode, the transmitting lens is arranged at the transmitting inlet, and the light emitting diode is facing the transmitting lens, so that the light signal is emitted by the light emitting diode, through the transmitting lens, from the transmitting inlet, through the optical fiber component to the target object.

[0008] Optionally, the receiving component includes: a photodiode, which is arranged at the receiving inlet, and receives a feedback signal reflected by the target object and transmitted through the optical fiber component and the receiving inlet.

[0009] Optionally, the control processing module includes: a mainboard control circuit, a display digital tube, a control switch and a power supply module, the mainboard control circuit is respectively connected to the transmitting component and the receiving component to control the transmitting component through the mainboard control circuit, and the feedback signal is processed through the mainboard control circuit; the display digital tube is connected to the mainboard control circuit to output and display the processing result of the mainboard control circuit; the control switch is connected to the mainboard control circuit; the power supply module is connected to the mainboard control circuit, and the power supply module supplies power to the mainboard control circuit.

[0010] Optionally, the mainboard control circuit includes: a processor, a three-light source color code emission drive circuit connected to the processor, a working indicator light connected to the processor, an ADC signal processing circuit connected to the processor, a signal amplifying circuit and a color code signal receiving circuit, the three-light source color code emission drive circuit is connected to the power module; the signal amplifying circuit is connected to the ADC signal processing circuit; the color code signal receiving circuit is respectively connected to the signal amplifying circuit and the power module.

[0011] Optionally, the supporting shell includes: a side shell, an oppositely arranged bottom shell and a top shell with a window, an oppositely arranged front shell and a rear shell, wherein the side shell, the bottom shell, the top shell, the front shell and the rear shell are combined to form an installation cavity; wherein the transmitting inlet and the receiving inlet are respectively arranged on the front shell, and the transmitting inlet and the receiving inlet are respectively connected to the installation cavity; the transmitting component is connected to the side shell, and the transmitting component is arranged in the installation cavity; the receiving component is connected to the side shell, and the receiving component is arranged in the installation cavity; the control processing module is connected to the side shell, and the control processing module is arranged in the installation cavity.

[0012] Optionally, the emitting lens and the light-emitting diode are respectively connected to the side shell, and the emitting lens and the light-emitting diode are located in the mounting cavity; the photosensitive diode is connected to the side shell, and the photosensitive diode is located in the mounting cavity; the mainboard control circuit is connected to the side shell, and the mainboard control circuit is located in the mounting cavity; the display digital tube is connected to the side shell, the display digital tube is located in the mounting cavity, and the display digital tube is facing the window; the power module passes through the rear shell and is connected to the mainboard control circuit.

[0013] According to another aspect of the present invention, the present invention also provides a method for manufacturing a fiber optic color mark sensor, the manufacturing method comprising: obtaining a separately arranged amplifier, a fiber optic component and a focusing mechanism, the amplifier comprising a supporting shell having at least a transmitting inlet and a receiving inlet, a transmitting component arranged in the supporting shell, a receiving component arranged in the supporting shell, and a control processing module arranged in the supporting shell; inserting an optical fiber into an optical fiber tube, and detachably connecting the optical fiber tube to the supporting shell so that the optical fiber is respectively connected to the transmitting inlet and the receiving inlet; installing a focusing mechanism at the light outlet of the optical fiber, the focusing mechanism comprising a mounting shell having a through groove and a focusing lens arranged in the mounting shell and located in the through groove, the mounting shell being connected to the optical fiber tube.

[0014] Optionally, the manufacturing method further includes: performing matching setting on the amplifier by displaying a digital tube and a control switch, wherein the matching setting includes setting a pulse of an emission light signal generated by the emission component.

[0015] Beneficial effects:

[0016] The present invention provides an optical fiber color mark sensor, which is detachably connected to a transmitting inlet and a receiving inlet of a supporting shell through an optical fiber component. The transmitting component is arranged inside the supporting shell, and is used to transmit an optical signal from the transmitting inlet to a target object through the optical fiber component. The receiving component is arranged inside the supporting shell, and is used to receive a feedback signal reflected by the target object and transmitted through the optical fiber component and the receiving inlet in sequence. A control processing module is arranged inside the supporting shell, and the control processing module is connected to the transmitting component and the receiving component respectively, so as to control the transmitting component through the control processing module, and process and display the feedback signal through the control processing module. In this way, the transmitting component located inside the supporting shell is connected to the external optical fiber component through the transmitting inlet to transmit the transmitting optical signal to the target object through the optical fiber component, and then the receiving component located inside the supporting shell is connected to the external optical fiber component through the receiving inlet to receive the feedback signal reflected by the target object, and the feedback signal is transmitted from the optical fiber component to the receiving component, thereby realizing the mutual separation of the optical structure of the optical fiber component and the transmitting component, receiving component and electronic part of the control processing module located inside the supporting shell, which is conducive to reducing the volume of the sensor, meeting the installation requirements in a narrow space, and facilitating operation and maintenance, and improving the convenience of the sensor. Thereby achieving the technical effect of being able to reduce the size of the color code sensor and being conducive to improving the convenience of installation and debugging. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 A schematic structural diagram of an optical fiber color mark sensor provided by an embodiment of the present invention.

[0019] Figure 2 A schematic structural diagram of a light emitting diode and a photosensitive diode in an optical fiber color mark sensor provided by an embodiment of the present invention.

[0020] Figure 3 A schematic structural diagram of an emission inlet in a fiber optic color mark sensor provided in an embodiment of the present invention.

[0021] Figure 4 A schematic structural diagram of an optical fiber assembly in an optical fiber color mark sensor provided by an embodiment of the present invention.

[0022] Figure 5 A schematic structural diagram of a focusing mechanism in a fiber optic color mark sensor provided by an embodiment of the present invention.

[0023] Figure 6 A circuit schematic diagram of a control processing module in an optical fiber color mark sensor provided by an embodiment of the present invention.

[0024] Figure 7 The present invention provides a flowchart of a method for manufacturing an optical fiber color mark sensor according to an embodiment of the present invention. DETAILED DESCRIPTION

[0025] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and cannot be understood as limiting the present application.

[0026] In order to enable those skilled in the art to better understand the solutions of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without making creative work are within the scope of protection of the present application.

[0027] In the embodiments of the present application, at least one refers to one or more; multiple refers to two or more. In the description of the present application, the words "first", "second", "third", etc. are only used for the purpose of distinguishing descriptions, and cannot be understood as indicating or implying relative importance, nor can they be understood as indicating or implying an order.

[0028] References to "one embodiment" or "some embodiments" etc. described in this specification mean that one or more embodiments of the present application include specific features, structures or characteristics described in conjunction with the embodiment. Therefore, in this specification, the terms "include", "comprise", "have" and their variations all mean "including but not limited to", unless otherwise specifically emphasized in other ways. It should be noted that in the embodiments of the present application, "and / or" describes the association relationship of associated objects, indicating that three relationships may exist. For example, A and / or B can represent three situations: A exists alone, A and B exist at the same time, and B exists alone.

[0029] It should be pointed out that in the embodiments of the present invention, when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may be a central component. When a component is considered to be "connected" to another component, it may be directly connected to the other component or there may be a central component at the same time. When a component is considered to be "set on" another component, it may be directly set on the other component or there may be a central component at the same time. At the same time, "connection" in the embodiments of the present application can also be understood as electrical connection, and the connection between two electrical components can be a direct or indirect connection between the two electrical components. For example, A is connected to B, which can be either a direct connection between A and B or an indirect connection between A and B through one or more other electrical components. The terms "vertical", "horizontal", "left", "right" and similar expressions used in the embodiments of the present invention are for illustrative purposes only and are not intended to limit the present invention.

[0030] A fiber optic color mark sensor provided in the first embodiment of the present invention is shown in FIG. Figures 1 to 6 As shown, Figure 1 is a schematic structural diagram of an optical fiber color mark sensor provided by an embodiment of the present invention, Figure 2 1 is a schematic diagram of the structure of a light emitting diode 32 and a photosensitive diode 41 in a fiber optic color mark sensor provided by an embodiment of the present invention. Figure 3 1 is a schematic diagram of the structure of a transmitting inlet 11 in a fiber optic color mark sensor provided in an embodiment of the present invention. Figure 4 is a schematic structural diagram of an optical fiber assembly 2 in an optical fiber color mark sensor provided in an embodiment of the present invention, Figure 5 is a schematic structural diagram of a focusing mechanism 6 in an optical fiber color mark sensor provided in an embodiment of the present invention, Figure 6 It is a circuit schematic diagram of a control processing module in a fiber optic color mark sensor provided by an embodiment of the present invention. A fiber optic color mark sensor provided by an embodiment of the present invention comprises a supporting shell 1, a fiber optic component 2, a transmitting component 3, a receiving component and a control processing module. The supporting shell 1 has at least a transmitting inlet 11 and a receiving inlet 12. The fiber optic component 2 is detachably connected to the transmitting inlet 11 and the receiving inlet 12, respectively. The transmitting component 3 is arranged inside the supporting shell 1. The transmitting component 3 is used to transmit the optical signal from the transmitting inlet 11 to the target object through the fiber optic component 2. The receiving component is arranged inside the supporting shell 1. The receiving component is used to receive the feedback signal reflected by the target object and transmitted through the fiber optic component 2 and the receiving inlet 12 in sequence. The control processing module is arranged inside the supporting shell 1. The control processing module is connected to the transmitting component 3 and the receiving component, respectively. The transmitting component 3 is controlled by the control processing module, and the feedback signal is processed and displayed by the control processing module.

[0031] Among them, the function of the transmitting component 3 is to transmit a light signal, which enters the optical fiber component 2 through the transmitting inlet 11 and is transmitted to the target object. The function of the receiving component is to receive a feedback signal reflected from the target object, which is transmitted through the optical fiber component 2 and the receiving inlet 12 in turn, that is, the receiving component can receive the light signal reflected by the target object. The control processing module is connected to the transmitting component 3 and the receiving component respectively, and the transmitting operation of the transmitting component 3 can be controlled by the control processing module. Specifically, the light emitting diode 32 of the transmitting component 3 described below can emit yellow, green and blue light respectively, and the interval time of emitting yellow, green and blue can be controlled by the control processing module, that is, the pulse of the emitted light is set so that after emitting yellow, green and blue light, each color light can cover each other to form white light.

[0032] In this embodiment, the optical fiber component 2 is detachably connected to the transmitting inlet 11 and the receiving inlet 12 of the supporting shell 1, respectively. The transmitting component 3 is arranged inside the supporting shell 1, and the transmitting component 3 is used to transmit the optical signal from the transmitting inlet 11 to the target object through the optical fiber component 2. The receiving component is arranged inside the supporting shell 1, and the receiving component is used to receive the feedback signal reflected by the target object and transmitted through the optical fiber component 2 and the receiving inlet 12 in sequence. The control processing module is arranged inside the supporting shell 1, and the control processing module is connected to the transmitting component 3 and the receiving component respectively, so as to control the transmitting component 3 through the control processing module, and process and display the feedback signal through the control processing module. In this way, the transmitting component 3 located inside the supporting shell 1 is connected to the external optical fiber component 2 through the transmitting inlet 11 to transmit the transmitting optical signal to the target object through the optical fiber component 2, and then the receiving component located inside the supporting shell 1 is connected to the external optical fiber component 2 through the receiving inlet 12 to receive the feedback signal reflected by the target object, and the feedback signal is transmitted from the optical fiber component 2 to the receiving component, thereby realizing the mutual separation of the optical structure of the optical fiber component 2 and the transmitting component 3, the receiving component and the electronic part of the control processing module located inside the supporting shell 1, which is conducive to reducing the volume of the sensor, meeting the installation requirements in a narrow space, and facilitating operation and maintenance, and improving the convenience of the sensor. Thereby achieving the technical effect of being able to reduce the size of the color code sensor and being conducive to improving the convenience of installation and debugging.

[0033] As an embodiment, the optical fiber assembly 2 includes an optical fiber tube 21 and two optical fibers 22. The optical fiber tube 21 is connected to the transmitting inlet 11 and the receiving inlet 12 respectively. The two optical fibers 22 are arranged inside the optical fiber tube 21, so that one optical fiber 22 receives the optical signal emitted through the transmitting inlet 11, and the other optical fiber 22 transmits the feedback signal reflected by the target object to the receiving inlet 12. A fiber optic color mark sensor provided in the first embodiment of the present invention also includes a focusing mechanism 6. The focusing mechanism 6 includes a mounting shell 61 and a focusing lens 62. The mounting shell 61 has a through groove. The mounting shell 61 is connected to the optical fiber tube 21. The focusing lens 62 is arranged in the mounting shell 61 and is located inside the through groove. That is, the optical fiber assembly 2 includes an optical fiber tube 21 connected to the transmitting inlet 11 and the receiving inlet 12 respectively. Two optical fibers 22 are arranged in the optical fiber tube 21, one of which is used to receive the optical signal emitted through the transmitting inlet 11 and transmit it to the target object; the other optical fiber 22 is used to transmit the feedback signal reflected by the target object to the receiving inlet 12. In addition, the optical fiber color mark sensor also includes a focusing mechanism 6, which includes a mounting shell 61 with a through groove and a focusing lens 62 disposed in the mounting shell 61 and located in the through groove. The mounting shell 61 is connected to the optical fiber tube 21 to ensure accurate focusing and transmission of the optical signal. By adding the optical fiber tube 21 and the two optical fibers 22, bidirectional transmission of the optical signal, i.e., emission and reception, can be achieved. By setting the focusing lens 62 of the focusing mechanism 6, the focusing effect of the optical signal can be improved, the strength and accuracy of the signal can be enhanced, not only the transmission path of the optical signal is optimized, but also the detection accuracy and stability of the sensor can be improved.

[0034] In some embodiments, the transmitting assembly 3 includes a transmitting lens 31 and a light emitting diode 32, the transmitting lens 31 is arranged at the transmitting inlet 11, and the light emitting diode 32 is directly opposite to the transmitting lens 31, so that the light signal is transmitted through the transmitting lens 31 by the light emitting diode 32, and is transmitted from the transmitting inlet 11 through the optical fiber assembly 2 to the target object. When the light emitting diode 32 transmits a light signal, the light signal will pass through the transmitting lens 31, enter the optical fiber assembly 2 through the transmitting inlet 11, and finally be transmitted to the target object. By introducing the transmitting lens 31 and the light emitting diode 32, accurate emission and focusing of the light signal can be achieved. The transmitting lens 31 can enhance the intensity and directionality of the light signal, ensure that the light signal can be efficiently transmitted to the target object, which is not only conducive to improving the detection efficiency of the sensor, but also reduces energy consumption and cost.

[0035] In some embodiments, the receiving component includes a photodiode 41, which is disposed at the receiving inlet 12, and receives the feedback signal reflected by the target object and transmitted through the optical fiber component 2 and the receiving inlet 12. The feedback signal can be accurately received and converted by the photodiode 41, which can convert the received optical signal into an electrical signal, and transmit the amplified electrical signal to the control processing module for processing through the amplification circuit, which not only improves the response speed and sensitivity of the sensor, but also enhances the stability and reliability of the signal.

[0036] In some embodiments, the control processing module includes a mainboard control circuit 51, a display digital tube 52, a control switch 53 and a power module 54. The mainboard control circuit 51 is connected to the transmitting component 3 and the receiving component respectively, so as to control the transmitting component 3 through the mainboard control circuit 51, and the feedback signal is processed by the mainboard control circuit 51. The display digital tube 52 is connected to the mainboard control circuit 51 to output the processing result of the display mainboard control circuit 51. The control switch 53 is connected to the mainboard control circuit 51, and the power module 54 is connected to the mainboard control circuit 51, and the power module 54 supplies power to the mainboard control circuit 51. Through the mainboard control circuit 51, the display digital tube 52, the control switch 53 and the power module 54, the sensor operation can be fully controlled and displayed. The mainboard control circuit 51 can efficiently process the signals transmitted by the transmitting and receiving components and output the processing results. The display digital tube 52 provides an intuitive display interface, which is convenient for users to view the status and processing results of the sensor. The control switch 53 and the power module 54 ensure the stable power supply and switch operation of the sensor, such as turning on or off the working state through the control switch 53.

[0037] In some embodiments, the mainboard control circuit 51 includes a processor 511, a three-light source color code emission drive circuit 512, a working indicator light 513, an ADC signal processing circuit 514, a signal amplifying circuit 515, and a color code signal receiving circuit 516. The three-light source color code emission drive circuit 512 is connected to the processor 511, the three-light source color code emission drive circuit 512 is connected to the power module 54, the working indicator light 513 is connected to the processor 511, the ADC signal processing circuit 514 is connected to the processor 511, the signal amplifying circuit 515 is connected to the ADC signal processing circuit 514, and the color code signal receiving circuit 516 is respectively connected to the signal amplifying circuit 515 and the power module 54. Through the processor 511, the three-light source color code emission drive circuit 512, the working indicator light 513, the ADC signal processing circuit 514, the signal amplifying circuit 515, and the color code signal receiving circuit 516, comprehensive control and precise processing of sensor operation can be achieved. The processor 511 includes a PWM circuit, and the PWM circuit has pulse width modulation. The processor 511 can efficiently process various signals and data and output the processing results. The three-light source color code emission drive circuit 512 can drive the emission component 3 to emit light signals of various colors. The ADC signal processing circuit 514 and the signal amplification circuit 515 can accurately process the received feedback signal to improve the detection accuracy and stability of the sensor. The working indicator light 513 provides an intuitive working status indication, which is convenient for the user to understand the operating status of the sensor, which not only improves the detection performance and stability of the sensor, but also enhances its convenience of operation.

[0038] In some embodiments, the support shell 1 includes a side shell 13, a top shell 15, a front shell 16, and a rear shell 17, the bottom shell 14 and the top shell 15 are arranged oppositely, the top shell 15 has a window 151, the front shell 16 and the rear shell 17 are arranged oppositely, and the side shell 13, the bottom shell 14, the top shell 15, the front shell 16, and the rear shell 17 are enclosed to form an installation cavity 18. The transmitting inlet 11 and the receiving inlet 12 are respectively arranged in the front shell 16, and the transmitting inlet 11 and the receiving inlet 12 are respectively connected to the installation cavity 18. The transmitting component 3 is connected to the side shell 13, and the transmitting component 3 is arranged inside the installation cavity 18. The receiving component is connected to the side shell 13, and the receiving component is arranged inside the installation cavity 18. The control processing module is connected to the side shell 13, and the control processing module is arranged inside the installation cavity 18. By using the side shell 13, the top shell 15, the front shell 16 and the rear shell 17 to enclose the installation cavity 18, a stable installation environment is provided for the transmitting component 3, the receiving component and the control processing module, which are effectively protected from interference from the external environment. At the same time, since the transmitting inlet 11 and the receiving inlet 12 are both arranged on the front shell 16 and are connected to the installation cavity 18, the optical fiber component 2 can be easily connected to the transmitting component 3 and the receiving component to realize the transmission of the optical signal. In addition, since the transmitting component 3, the receiving component and the control processing module are all installed in the installation cavity 18, the overall structure of the sensor will be more compact and smaller in size, which is also conducive to meeting the requirements for installation in a narrow space.

[0039] In some embodiments, the emission lens 31 and the light emitting diode 32 are respectively connected to the side housing 13, and the emission lens 31 and the light emitting diode 32 are located inside the mounting cavity 18. The photosensitive diode 41 is connected to the side housing 13, and the photosensitive diode 41 is located inside the mounting cavity 18. The mainboard control circuit 51 is connected to the side housing 13, and the mainboard control circuit 51 is located inside the mounting cavity 18. The display digital tube 52 is connected to the side housing 13, the display digital tube 52 is located inside the mounting cavity 18, and the display digital tube 52 faces the window 151. The power module 54 passes through the rear housing 17 and is connected to the mainboard control circuit 51.

[0040] By connecting the emitting lens 31, the light-emitting diode 32, the photosensitive diode 41, the mainboard control circuit 51 and the display digital tube 52 to the side housing 13 and installing them in the installation cavity 18, the structural stability and anti-interference ability of the sensor can be enhanced. The display digital tube 52 allows the user to intuitively view the state or processing result of the sensor. The power module 54 includes a power line connected to an external power source and a power circuit connected to the power line. The power circuit supplies power to the mainboard control circuit 51, the light-emitting diode 32, the photosensitive diode 41, the display digital tube 52 and the color code signal receiving circuit 516.

[0041] In order to explain in detail a method for manufacturing a fiber optic color mark sensor provided by the present invention, the above-mentioned embodiment 1 explains in detail a fiber optic color mark sensor. Based on the same inventive concept, the present application also provides a method for manufacturing a fiber optic color mark sensor, see embodiment 2 for details.

[0042] See also Figure 7 , Figure 7 The second embodiment of the present invention provides a method for manufacturing an optical fiber color mark sensor, and the method for manufacturing an optical fiber color mark sensor includes the following steps:

[0043] Step S100, obtaining a separately arranged amplifier, an optical fiber assembly 2 and a focusing mechanism 6, wherein the amplifier comprises a supporting shell 1 having at least a transmitting inlet 11 and a receiving inlet 12, a transmitting assembly 3 arranged in the supporting shell 1, a receiving assembly arranged in the supporting shell 1, and a control processing module arranged in the supporting shell 1;

[0044] Specifically, the amplifier, optical fiber assembly 2 and focusing mechanism 6 of separate arrangement refer to that the amplifier, optical fiber assembly 2 and focusing mechanism 6 are arranged independently. The amplifier includes a supporting shell 1, which has a transmitting inlet 11 and a receiving inlet 12 so as to be connected to the external optical fiber assembly 2. Inside the supporting shell 1, a transmitting assembly 3, a receiving assembly and a control processing module are arranged. The transmitting assembly 3 is used to generate and transmit optical signals, the receiving assembly is responsible for receiving reflected optical signals from the target object, and the control processing module processes the transmitted and received signals.

[0045] Step S200, inserting the optical fiber 22 into the optical fiber tube 21, and detachably connecting the optical fiber tube 21 to the supporting shell 1, so that the optical fiber 22 is connected to the transmitting inlet 11 and the receiving inlet 12 respectively;

[0046] Specifically, two optical fibers 22 are respectively inserted into the optical fiber tube 21, and a detachable connection is achieved between the optical fiber tube 21 and the support shell 1, such as a threaded connection between the optical fiber tube 21 and the support shell 1. One end of the optical fiber 22 is connected to the transmitting inlet 11, and the other end of the optical fiber 22 is connected to the receiving inlet 12, forming a complete optical signal transmission channel. The optical fiber tube 21 can protect the optical fiber 22 from interference from the external environment, and also facilitate the connection and disassembly between the optical fiber 22 and the amplifier.

[0047] Step S300 , installing the focusing mechanism 6 at the light outlet of the optical fiber 22 , the focusing mechanism 6 comprising a mounting shell 61 having a through slot and a focusing lens 62 disposed on the mounting shell 61 and located in the through slot, the mounting shell 61 being connected to the optical fiber tube 21 .

[0048] Specifically, a focusing mechanism 6 is installed at the light outlet of the optical fiber 22, and the focusing mechanism 6 includes a mounting shell 61 having a through slot and a focusing lens 62 disposed in the through slot. The mounting shell 61 can be connected to the optical fiber tube 21 by a connection method such as a threaded connection or a snap connection, so as to ensure that the focusing lens 62 can be accurately aligned with the light outlet of the optical fiber 22. The function of the focusing lens 62 is to focus the emitted optical signal to improve the transmission efficiency of the optical signal and the detection accuracy of the target object.

[0049] The second embodiment of the present invention provides a method for manufacturing an optical fiber color mark sensor, further comprising: matching the amplifier by displaying a digital tube 52 and a control switch 53 , wherein the matching setting includes setting the pulse of the emission light signal generated by the emission component 3 .

[0050] Specifically, the amplifier can be matched by displaying a digital tube 52 and controlling a switch 53. Matching settings include adjusting the pulse width, frequency and other parameters of the emission light signal generated by the emission component 3. These parameters can be adjusted according to the characteristics of the target, the detection distance and the required detection sensitivity to adapt to different application scenarios. The current setting parameters can be intuitively displayed by displaying a digital tube 52, and the control switch 53 facilitates the user to conveniently adjust the above parameters.

[0051] The present invention provides a method for manufacturing an optical fiber color mark sensor, wherein an optical fiber component 2 is detachably connected to a transmitting inlet 11 and a receiving inlet 12 of a supporting shell 1, respectively. A transmitting component 3 is arranged inside the supporting shell 1, and the transmitting component 3 is used to transmit an optical signal from the transmitting inlet 11 to a target object through the optical fiber component 2. A receiving component is arranged inside the supporting shell 1, and the receiving component is used to receive a feedback signal reflected by the target object and transmitted through the optical fiber component 2 and the receiving inlet 12 in sequence. A control processing module is arranged inside the supporting shell 1, and the control processing module is connected to the transmitting component 3 and the receiving component, respectively, so as to control the transmitting component 3 through the control processing module, and process and display the feedback signal through the control processing module. In this way, the transmitting component 3 located inside the supporting shell 1 is connected to the external optical fiber component 2 through the transmitting inlet 11 to transmit the transmitting optical signal to the target object through the optical fiber component 2, and then the receiving component located inside the supporting shell 1 is connected to the external optical fiber component 2 through the receiving inlet 12 to receive the feedback signal reflected by the target object, and the feedback signal is transmitted from the optical fiber component 2 to the receiving component, thereby realizing the mutual separation of the optical structure of the optical fiber component 2 and the transmitting component 3, the receiving component and the electronic part of the control processing module located inside the supporting shell 1, which is conducive to reducing the volume of the sensor, meeting the installation requirements in a narrow space, and facilitating operation and maintenance, and improving the convenience of the sensor. Thereby achieving the technical effect of being able to reduce the size of the color code sensor and being conducive to improving the convenience of installation and debugging.

[0052] Finally, it should be noted that the above specific implementation methods are only used to illustrate the technical solution of the present invention rather than to limit it. Although the present invention has been described in detail with reference to examples, those skilled in the art should understand that the technical solution of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the present invention, which should be included in the scope of the claims of the present invention.

Claims

1. A fiber optic color mark sensor, characterized in that: The fiber optic color mark sensor comprises at least: a supporting shell having at least a transmitting inlet and a receiving inlet, a fiber optic assembly, and a transmitting assembly, a receiving assembly and a control processing module respectively arranged on the supporting shell, wherein the fiber optic assembly is detachably connected to the transmitting inlet and the receiving inlet respectively; the transmitting assembly is used to transmit an optical signal from the transmitting inlet to a target object through the fiber optic assembly; the receiving assembly is used to receive a feedback signal reflected by the target object and transmitted sequentially through the fiber optic assembly and the receiving inlet; the control processing module is respectively connected to the transmitting assembly and the receiving assembly so as to control the transmitting assembly through the control processing module, and process and display the feedback signal through the control processing module.

2. The optical fiber color mark sensor according to claim 1, characterized in that: The optical fiber assembly includes an optical fiber tube connected to the transmitting inlet and the receiving inlet respectively, and two optical fibers arranged in the optical fiber tube, so that one of the optical fibers receives the optical signal emitted through the transmitting inlet, and the other optical fiber transmits the feedback signal reflected by the target object to the receiving inlet; The optical fiber color mark sensor further comprises a focusing mechanism, which comprises a mounting shell having a through slot and a focusing lens disposed on the mounting shell and located in the through slot, wherein the mounting shell is connected to the optical fiber tube.

3. The optical fiber color mark sensor according to claim 1, characterized in that: The transmitting component includes: a transmitting lens and a light emitting diode, wherein the transmitting lens is arranged at the transmitting inlet, and the light emitting diode is directly opposite to the transmitting lens, so that the light signal is transmitted through the transmitting lens from the transmitting inlet through the optical fiber component to the target object.

4. The optical fiber color mark sensor according to claim 1, characterized in that: The receiving component includes: a photodiode, which is arranged at the receiving inlet, and receives a feedback signal reflected by the target object and transmitted through the optical fiber component and the receiving inlet.

5. The optical fiber color mark sensor according to claim 1, characterized in that: The control processing module includes: a mainboard control circuit, a display digital tube, a control switch and a power supply module. The mainboard control circuit is connected to the transmitting component and the receiving component respectively, so as to control the transmitting component through the mainboard control circuit and process the feedback signal through the mainboard control circuit; the display digital tube is connected to the mainboard control circuit to output and display the processing result of the mainboard control circuit; the control switch is connected to the mainboard control circuit; the power supply module is connected to the mainboard control circuit, and the power supply module supplies power to the mainboard control circuit.

6. The optical fiber color mark sensor according to claim 5, characterized in that: The mainboard control circuit includes: a processor, a three-light source color mark emission drive circuit connected to the processor, a working indicator light connected to the processor, an ADC signal processing circuit connected to the processor, a signal amplifying circuit and a color mark signal receiving circuit, wherein the three-light source color mark emission drive circuit is connected to the power module; the signal amplifying circuit is connected to the ADC signal processing circuit; and the color mark signal receiving circuit is respectively connected to the signal amplifying circuit and the power module.

7. The optical fiber color mark sensor according to claim 1, characterized in that: The supporting shell includes: a side shell, an oppositely arranged bottom shell and a top shell with a window, and an oppositely arranged front shell and a rear shell, wherein the side shell, the bottom shell, the top shell, the front shell and the rear shell are combined to form an installation cavity; wherein the transmitting inlet and the receiving inlet are respectively arranged in the front shell, and the transmitting inlet and the receiving inlet are respectively communicated with the installation cavity; the transmitting component is connected to the side shell, and the transmitting component is arranged in the installation cavity; the receiving component is connected to the side shell, and the receiving component is arranged in the installation cavity; the control processing module is connected to the side shell, and the control processing module is arranged in the installation cavity.

8. The optical fiber color mark sensor according to claim 7, characterized in that: An emitting lens and a light-emitting diode are respectively connected to the side shell, and the emitting lens and the light-emitting diode are located in the mounting cavity; a photosensitive diode is connected to the side shell, and the photosensitive diode is located in the mounting cavity; a mainboard control circuit is connected to the side shell, and the mainboard control circuit is located in the mounting cavity; a display digital tube is connected to the side shell, and the display digital tube is located in the mounting cavity, and the display digital tube is facing the window; a power module passes through the rear shell and is connected to the mainboard control circuit.

9. A method for manufacturing an optical fiber color mark sensor, characterized in that: The production method comprises: Obtain a separately arranged amplifier, an optical fiber assembly, and a focusing mechanism, wherein the amplifier comprises a supporting shell having at least a transmitting inlet and a receiving inlet, a transmitting assembly arranged in the supporting shell, a receiving assembly arranged in the supporting shell, and a control processing module arranged in the supporting shell; Inserting an optical fiber into an optical fiber tube, and detachably connecting the optical fiber tube to the supporting shell, so that the optical fiber is connected to the transmitting inlet and the receiving inlet respectively; A focusing mechanism is installed at the light outlet of the optical fiber. The focusing mechanism comprises a mounting shell with a through slot and a focusing lens arranged on the mounting shell and located in the through slot. The mounting shell is connected to the optical fiber tube.

10. The method for manufacturing the optical fiber color mark sensor according to claim 9, characterized in that: The manufacturing method also includes: performing matching setting on the amplifier by displaying a digital tube and a control switch, and the matching setting includes setting the pulse of the emission light signal generated by the emission component.

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