CN106904007B - Sensing Units and Label Printers - Google Patents

Abstract

The invention provides a sensing device and a label printer, which relate to the technical field of printers and comprise a sensing device, a circuit board and a processor, wherein the sensing device comprises a transmission structure and a reflection structure; the sensing device is used for acquiring an operation instruction, selecting a corresponding transmission structure or reflection structure according to the operation instruction, and obtaining a corresponding pin voltage value according to the optical power emitted by the transmission structure or reflection structure under the condition that the label passes through the transmission structure or reflection structure; the circuit board is used for supplying power to the induction device and sending the pin voltage value to the processor; the processor is used for obtaining label position information through the pin voltage value and determining label shape information through the label position information. The application is more accurate in identification of the special-shaped label and the color label.

Description

Sensing Units and Label Printers

technical field

The present invention relates to the technical field of printers, in particular to a sensing device and a label printer.

Background technique

In an existing portable bluetooth label printer, the sensing part of the sensing device in the sensing device is inaccurate in the position of the sensing label, and a single reflective sensor is generally used. When encountering special-shaped labels and colored labels, it often occurs that the specific location of the label cannot be identified and the identification label is inaccurate.

SUMMARY OF THE INVENTION

In view of this, the purpose of the present invention is to provide a sensing device and a label printer, which can more accurately identify special-shaped labels and color labels.

In a first aspect, an embodiment of the present invention provides a sensing device, including a sensing device, a circuit board, and a processor, and the sensing device includes a transmission structure and a reflection structure;

The sensing device is used to obtain an operation instruction, select the corresponding transmission structure or the reflection structure according to the operation instruction, and when the label passes through the transmission structure or the reflection structure, select the corresponding transmission structure or the reflection structure according to the transmission structure. Or the optical power emitted by the reflective structure obtains the corresponding pin voltage value;

the circuit board, for powering the induction device and sending the pin voltage value to the processor;

The processor is configured to obtain label position information through the pin voltage value, and determine label shape information through the label position information.

In conjunction with the first aspect, an embodiment of the present invention provides a first possible implementation manner of the first aspect, wherein the operation instruction includes a first operation instruction, a second operation instruction, a third operation instruction, and a fourth operation instruction, The transmission structure includes a first transmission structure and a second transmission structure, and the reflection structure includes a first reflection structure and a second reflection structure;

The sensing device is further configured to acquire the first operation instruction, select the first transmission structure according to the first operation instruction, and receive the light when the label passes through the first transmission structure power and obtain the first pin voltage value according to the optical power;

or,

The sensing device is further configured to acquire the second operation instruction, select the second transmission structure according to the second operation instruction, and receive the light when the label passes through the second transmission structure power and obtain the second pin voltage value according to the optical power;

or,

The sensing device is further configured to acquire the third operation instruction, select the first reflection structure according to the third operation instruction, and receive the light when the label passes through the first reflection structure power and obtain the third pin voltage value according to the optical power;

or,

The sensing device is further configured to acquire the fourth operation instruction, select the second reflection structure according to the fourth operation instruction, and receive the light when the label passes through the second reflection structure power and obtain the fourth pin voltage value according to the optical power.

In conjunction with the first possible implementation manner of the first aspect, the embodiment of the present invention provides the second possible implementation manner of the first aspect, wherein the circuit board is further used to convert the voltage value of the first pin sent to the processor;

or,

The circuit board is also used to send the voltage value of the second pin to the processor;

or,

The circuit board is also used to send the voltage value of the third pin to the processor;

or,

The circuit board is further configured to send the voltage value of the fourth pin to the processor.

With reference to the second possible implementation manner of the first aspect, the embodiment of the present invention provides the third possible implementation manner of the first aspect, wherein the processor is further configured to pass the voltage value of the first pin Obtaining the first label position information, and determining the first label shape information by the first label position information;

or,

The processor is further configured to obtain second label position information through the second pin voltage value, and determine second label shape information through the second label position information;

or,

The processor is further configured to obtain third label position information through the third pin voltage value, and determine third label shape information through the third label position information;

or,

The processor is further configured to obtain fourth label position information through the fourth pin voltage value, and determine fourth label shape information through the fourth label position information.

With reference to the first possible implementation manner of the first aspect, the embodiment of the present invention provides a fourth possible implementation manner of the first aspect, wherein the first transmission structure includes a first infrared transmitter and a first infrared receiver device;

The first infrared receiver is used to receive the infrared light power emitted by the first infrared transmitter and pass through the label in real time, and according to the infrared light power, the corresponding first pin voltage value is obtained, wherein the The first infrared transmitter and the first infrared receiver are arranged on opposite sides of the label.

With reference to the first possible implementation manner of the first aspect, the embodiment of the present invention provides a fifth possible implementation manner of the first aspect, wherein the second transmission structure includes a second infrared transmitter and a second infrared receiver device;

The second infrared receiver is used to receive the infrared light power emitted by the second infrared transmitter and pass through the label in real time, and obtain the corresponding second pin voltage value according to the infrared light power, wherein the The second infrared transmitter and the second infrared receiver are arranged on opposite sides of the label.

With reference to the first possible implementation manner of the first aspect, the embodiment of the present invention provides a sixth possible implementation manner of the first aspect, wherein the first reflection structure includes a third infrared transmitter and a third infrared receiver device;

The third infrared receiver is used to receive the infrared light power emitted by the third infrared transmitter and reflected by the label in real time, and according to the infrared light power, the corresponding third pin voltage value is obtained, wherein the The third infrared transmitter and the third infrared receiver are arranged on the same side of the label.

With reference to the fifth possible implementation manner of the first aspect, the embodiment of the present invention provides the seventh possible implementation manner of the first aspect, wherein the second reflection structure includes a fourth infrared transmitter and a fourth infrared receiver device;

The fourth infrared receiver is used to receive the infrared light power emitted by the four infrared transmitters and reflected by the label in real time, and according to the infrared light power, the corresponding fourth pin voltage value is obtained, wherein the The fourth infrared transmitter and the fourth infrared receiver are arranged on the same side of the label.

In conjunction with the first possible implementation manner of the first aspect, the embodiment of the present invention provides an eighth possible implementation manner of the first aspect, wherein the first transmission structure and the second transmission structure are double rows up and down The first reflection structure and the second reflection structure are arranged in upper and lower rows.

In a second aspect, an embodiment of the present invention further provides a label printer, including the sensing device as described above, and a printer body.

The embodiments of the present invention have brought the following beneficial effects:

Embodiments of the present invention provide a sensing device and a label printer, including a sensing device, a circuit board, and a processor. The sensing device includes a transmissive structure and a reflective structure; the sensing device is used to obtain an operation instruction, and a corresponding transmissive structure or reflective structure is selected according to the operation instruction. Structure, when the label passes through the transmission structure or the reflection structure, the corresponding pin voltage value is obtained according to the optical power emitted by the transmission structure or the reflection structure; the circuit board is used to power the induction device and send the pin voltage value to the processor ; The processor is used to obtain the label position information through the pin voltage value, and determine the label shape information through the label position information. The identification of special-shaped labels and color labels is more accurate in this application.

Other features and advantages of the present invention will be set forth in the description which follows, and in part will be apparent from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the description, claims and drawings.

In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, preferred embodiments are given below, and are described in detail as follows in conjunction with the accompanying drawings.

Description of drawings

In order to illustrate the specific embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the specific embodiments or the prior art. Obviously, the accompanying drawings in the following description The drawings are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a sensing device provided in Embodiment 1 of the present invention;

2 is a schematic structural diagram of a sensing device in a sensing device provided in Embodiment 2 of the present invention;

3 is a schematic structural diagram of a sensing device provided in Embodiment 2 of the present invention;

FIG. 4 is a top view of a sensing device provided in Embodiment 2 of the present invention.

Icons: 10-sensing device; 11-first transmission structure; 111-first infrared transmitter; 112-first infrared receiver; 12-second transmission structure; 121-second infrared transmitter; 122-second infrared Receiver; 13-first reflecting structure; 131-third infrared transmitter; 132-third infrared receiver; 14-second reflecting structure; 141-fourth infrared transmitter; 142-fourth infrared receiver; 20 - circuit board; 30 - processor.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the present invention, but not all of them. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

In an existing portable bluetooth label printer, the sensing part of the sensing device in the sensing device is inaccurate in the position of the sensing label, and a single reflective sensor is generally used. When encountering special-shaped labels and colored labels, it often occurs that the specific location of the label cannot be identified and the identification label is inaccurate.

Based on this, embodiments of the present invention provide a sensing device and a label printer, which can more accurately identify special-shaped labels and color labels.

In order to facilitate the understanding of this embodiment, the sensing device disclosed in the embodiment of the present invention is first introduced in detail.

Example 1:

FIG. 1 is a schematic structural diagram of a sensing device according to Embodiment 1 of the present invention.

1 , a sensing device provided by an embodiment of the present invention includes a sensing device 10, a circuit board 20 and a processor 30, and the sensing device 10 includes a transmission structure and a reflection structure;

The induction device 10 is used to obtain an operation instruction, select a corresponding transmission structure or a reflection structure according to the operation instruction, and obtain a corresponding pin voltage according to the optical power emitted by the transmission structure or the reflection structure when the label passes through the transmission structure or the reflection structure value;

The circuit board 20 is used for powering the induction device 10 and sending the pin voltage value to the processor 30;

The processor 30 is configured to obtain label position information according to the pin voltage value, and determine label shape information according to the label position information.

Specifically, the sensor device of the existing label printer mainly adopts a single reflection sensor, which cannot identify the position of the special-shaped label. At the same time, because the difference between the reflection of the color label and the reflection of the backing paper is small, it is difficult to identify the color label. The sensing device 10 provided by the embodiment of the present invention combines the transmissive structure and the reflective structure, and selects the specific working part of the transmissive structure or the reflective structure according to the operation instruction, so as to realize the purpose of more accurate identification of special-shaped labels and color labels.

Embodiment 2:

The sensing device provided by the embodiment of the present invention includes a sensing device 10, a circuit board 20, and a processor 30, and the sensing device 10 includes a transmission structure and a reflection structure;

The induction device 10 is used to obtain an operation instruction, select a corresponding transmission structure or a reflection structure according to the operation instruction, and obtain a corresponding pin voltage according to the optical power emitted by the transmission structure or the reflection structure when the label passes through the transmission structure or the reflection structure value;

The circuit board 20 is used for powering the induction device 10 and sending the pin voltage value to the processor 30;

The processor 30 is configured to obtain label position information according to the pin voltage value, and determine label shape information according to the label position information.

Further, the operation instruction includes a first operation instruction, a second operation instruction, a third operation instruction and a fourth operation instruction, the transmission structure includes a first transmission structure 11 and a second transmission structure 12, and the reflection structure includes a first reflection structure 13 and a second transmission structure 12. The second reflection structure 14, as shown in FIG. 2;

Among them, according to the type of label, one or more of special-shaped, normal, and color are manually switched by the user using the operation panel of the label printer to select the working part and issue the operation instruction;

Here, sometimes the edge of the special-shaped label is just facing the center of a reflective or transmissive structure. Since the two sides of the label paper will shake, the position and shape of the label cannot be identified at this time. The structure is combined with the double-row reflective structure, and the user can switch and select the working structure according to the situation of the label, so as to achieve the purpose of more accurate identification of special-shaped labels and color labels;

Among them, users can choose the working structure with the best recognition effect according to their own experience or multiple attempts;

The sensing device 10 is further configured to obtain a first operation instruction, select the first transmission structure 11 according to the first operation instruction, and receive the optical power and obtain the first pin voltage according to the optical power when the label passes through the first transmission structure 11 value;

or,

The sensing device 10 is further configured to obtain a second operation instruction, select the second transmission structure 12 according to the second operation instruction, and receive the optical power and obtain the second pin voltage according to the optical power when the label passes through the second transmission structure 12 value;

or,

The sensing device 10 is also used to obtain a third operation instruction, select the first reflection structure 13 according to the third operation instruction, and receive the optical power and obtain the third pin voltage according to the optical power when the label passes through the first reflection structure 13 value;

or,

The sensing device 10 is further configured to obtain a fourth operation instruction, select the second reflection structure 14 according to the fourth operation instruction, and receive the optical power and obtain the fourth pin voltage according to the optical power when the label passes through the second reflection structure 14 value.

Further, the circuit board 20 is also used for sending the voltage value of the first pin to the processor 30;

or,

The circuit board 20 is also used for sending the second pin voltage value to the processor 30;

or,

The circuit board 20 is also used for sending the third pin voltage value to the processor 30;

or,

The circuit board 20 is also used for sending the fourth pin voltage value to the processor 30 .

Further, the processor 30 is further configured to obtain the first label position information through the first pin voltage value, and determine the first label shape information through the first label position information;

or,

The processor 30 is further configured to obtain the second label position information through the second pin voltage value, and determine the second label shape information through the second label position information;

or,

The processor 30 is further configured to obtain the third label position information through the third pin voltage value, and determine the third label shape information through the third label position information;

or,

The processor 30 is further configured to obtain fourth label position information according to the fourth pin voltage value, and determine fourth label shape information according to the fourth label position information.

Specifically, through the design of the double-row transmissive structure, even if the edge of the label paper is uneven or inclined, it can be selected to switch to another sensor in the double-row. For color labels, because the difference between the reflection of the color label and the reflection of the backing paper is small and difficult to identify, a transmission structure can be used. Through the transmission principle, the transmission of the color label and the transmission effect of the backing paper are different, and the power of the transmitted light is obviously different. Features color labels for easy identification.

Specifically, the combined sensing method of the double-row transmission structure and the double-row reflective structure is adopted to achieve the purpose of more accurate identification of special-shaped labels and color labels.

Further, the first transmission structure 11 includes a first infrared transmitter 111 and a first infrared receiver 112;

The first infrared receiver 112 is used to receive the infrared light power emitted by the first infrared transmitter 111 and pass through the label in real time, and obtain the corresponding first pin voltage value according to the infrared light power. Further, the second transmission structure 12 including a second infrared transmitter 121 and a second infrared receiver 122;

The second infrared receiver 122 is used to receive the infrared light power emitted by the second infrared transmitter 121 and pass through the label in real time, and obtain the corresponding second pin voltage value according to the infrared light power,

Further, the first reflection structure 13 includes a third infrared transmitter 131 and a third infrared receiver 132;

The third infrared receiver 132 is used to receive the infrared light power emitted by the third infrared transmitter 131 and reflected by the label in real time, and obtain the corresponding third pin voltage value according to the infrared light power,

Further, the second reflection structure 14 includes a fourth infrared transmitter 141 and a fourth infrared receiver 142;

The fourth infrared receiver 142 is used to receive the infrared light power emitted by the fourth infrared transmitter 141 and reflected by the label in real time, and obtain the corresponding fourth pin voltage value according to the infrared light power;

Here, the double-row design of the first reflective structure 13 and the second reflective structure 14 can also avoid inaccurate label identification.

FIG. 3 is a schematic structural diagram of a sensing device according to Embodiment 2 of the present invention.

As shown in FIG. 3 , the position of the arrow in FIG. 3 is a schematic diagram of the advancing direction of the label paper, wherein the first infrared transmitter 111 and the first infrared receiver 112 are arranged on opposite sides of the label, and the second infrared transmitter 121 and the second infrared transmitter 121 and the second The infrared receiver 122 is arranged on the opposite side of the label, the third infrared emitter (not shown in FIG. 3 ) and the third infrared receiver (not shown in FIG. 3 ) are arranged on the same side of the label, and the fourth infrared emitter (not shown in FIG. 3 ) and a fourth infrared receiver (not shown in FIG. 3 ) arranged on the same side of the label;

Specifically, the third infrared transmitter and the third infrared receiver are arranged on the first reflection structure 13 in the upper row; the fourth infrared transmitter and the fourth infrared receiver are arranged on the second reflection structure 14 in the lower row.

Further, the first transmission structure (not shown in FIG. 3 ) and the second transmission structure (not shown in FIG. 3 ) are arranged in upper and lower rows, and the first reflection structure 13 and the second reflection structure 14 are arranged in upper and lower rows. .

FIG. 4 is a top view of a sensing device provided in Embodiment 2 of the present invention.

Referring to FIG. 4 , the direction of the arrow is the advancing direction of the label paper. When the label paper passes through the selected working structure, the corresponding structure performs reflection or transmission operation.

The invention provides a sensing device and a label printer, including a sensing device, a circuit board and a processor. The sensing device includes a transmissive structure and a reflective structure; the sensing device is used to obtain an operation instruction, and a corresponding transmissive structure or a reflective structure is selected according to the operation instruction, When the label passes through the transmissive structure or the reflective structure, the corresponding pin voltage value is obtained according to the optical power emitted by the transmissive structure or the reflective structure; the circuit board is used to power the induction device and send the pin voltage value to the processor; processing The device is used to obtain the label position information through the pin voltage value, and determine the label shape information through the label position information. The identification of special-shaped labels and color labels is more accurate in this application.

Embodiment three:

An embodiment of the present invention further provides a label printer, including the sensing device as described above, and a printer body.

The label printer provided by the embodiment of the present invention has the same technical features as the sensing device provided by the above-mentioned embodiment, so it can also solve the same technical problem and achieve the same technical effect.

Those skilled in the art can clearly understand that, for the convenience and brevity of description, for the specific working process of the system and device described above, reference may be made to the corresponding process in the foregoing embodiments, and details are not repeated here.

In addition, in the description of the embodiments of the present invention, unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection , or integrally connected; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or the internal communication between the two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

The functions, if implemented in the form of software functional units and sold or used as independent products, may be stored in a computer-readable storage medium. Based on this understanding, the technical solution of the present invention can be embodied in the form of a software product in essence, or the part that contributes to the prior art or the part of the technical solution. The computer software product is stored in a storage medium, including Several instructions are used to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the methods described in the various embodiments of the present invention. The aforementioned storage medium includes: U disk, mobile hard disk, Read-Only Memory (ROM, Read-Only Memory), Random Access Memory (RAM, Random Access Memory), magnetic disk or optical disk and other media that can store program codes .

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation or a specific orientation. construction and operation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first", "second", and "third" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

Finally, it should be noted that the above-mentioned embodiments are only specific implementations of the present invention, and are used to illustrate the technical solutions of the present invention, but not to limit them. The protection scope of the present invention is not limited thereto, although referring to the foregoing The embodiment has been described in detail the present invention, those of ordinary skill in the art should understand: any person skilled in the art who is familiar with the technical field within the technical scope disclosed by the present invention can still modify the technical solutions described in the foregoing embodiments. Or can easily think of changes, or equivalently replace some of the technical features; and these modifications, changes or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention, and should be covered in the present invention. within the scope of protection. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims (9)

1. A sensing device, characterized in that, comprising a sensing device, a circuit board and a processor, and the sensing device comprises a transmission structure and a reflection structure; The sensing device is used to obtain an operation instruction, select the corresponding transmission structure or the reflection structure according to the operation instruction, and when the label passes through the transmission structure or the reflection structure, select the corresponding transmission structure or the reflection structure according to the transmission structure. Or the optical power emitted by the reflective structure obtains the corresponding pin voltage value; the circuit board, for powering the induction device and sending the pin voltage value to the processor; The processor is used to obtain label position information through the pin voltage value, and determine label shape information through the label position information; The operation instruction includes a first operation instruction, a second operation instruction, a third operation instruction and a fourth operation instruction, the transmission structure includes a first transmission structure and a second transmission structure, and the reflection structure includes a first reflection structure and a second transmission structure. the second reflective structure; The sensing device is further configured to acquire the first operation instruction, select the first transmission structure according to the first operation instruction, and receive the light when the label passes through the first transmission structure power and obtain the first pin voltage value according to the optical power; or, The sensing device is further configured to acquire the second operation instruction, select the second transmission structure according to the second operation instruction, and receive the light when the label passes through the second transmission structure power and obtain the second pin voltage value according to the optical power; or, The sensing device is further configured to acquire the third operation instruction, select the first reflection structure according to the third operation instruction, and receive the light when the label passes through the first reflection structure power and obtain the third pin voltage value according to the optical power; or, The sensing device is further configured to acquire the fourth operation instruction, select the second reflection structure according to the fourth operation instruction, and receive the light when the label passes through the second reflection structure power and obtain the fourth pin voltage value according to the optical power. 2. The sensing device according to claim 1, wherein the circuit board is further configured to send the voltage value of the first pin to the processor; or, The circuit board is also used to send the voltage value of the second pin to the processor; or, The circuit board is also used for sending the voltage value of the third pin to the processor; or, The circuit board is further configured to send the voltage value of the fourth pin to the processor. 3 . The sensing device according to claim 2 , wherein the processor is further configured to obtain first label position information through the first pin voltage value, and obtain the first label position information through the first label position information. 4 . determining the shape information of the first label; or, The processor is further configured to obtain second label position information through the second pin voltage value, and determine second label shape information through the second label position information; or, The processor is further configured to obtain third label position information through the third pin voltage value, and determine third label shape information through the third label position information; or, The processor is further configured to obtain fourth label position information through the fourth pin voltage value, and determine fourth label shape information through the fourth label position information. 4. The sensing device according to claim 1, wherein the first transmission structure comprises a first infrared transmitter and a first infrared receiver; The first infrared receiver is used to receive the infrared light power emitted by the first infrared transmitter and pass through the label in real time, and according to the infrared light power, the corresponding first pin voltage value is obtained, wherein the The first infrared transmitter and the first infrared receiver are arranged on opposite sides of the label. 5. The sensing device according to claim 1, wherein the second transmission structure comprises a second infrared transmitter and a second infrared receiver; The second infrared receiver is used to receive the infrared light power emitted by the second infrared transmitter and pass through the label in real time, and according to the infrared light power, the corresponding second pin voltage value is obtained, wherein the The second infrared transmitter and the second infrared receiver are arranged on opposite sides of the label. 6. The sensing device according to claim 1, wherein the first reflection structure comprises a third infrared transmitter and a third infrared receiver; The third infrared receiver is used to receive the infrared light power emitted by the third infrared transmitter and reflected by the label in real time, and the corresponding third pin voltage value is obtained according to the infrared light power, wherein the The third infrared transmitter and the third infrared receiver are arranged on the same side of the label. 7. The sensing device according to claim 5, wherein the second reflection structure comprises a fourth infrared transmitter and a fourth infrared receiver; The fourth infrared receiver is used to receive the infrared light power emitted by the four infrared transmitters and reflected by the label in real time, and according to the infrared light power, the corresponding fourth pin voltage value is obtained, wherein the The fourth infrared transmitter and the fourth infrared receiver are arranged on the same side of the label. 8 . The sensing device according to claim 1 , wherein the first transmission structure and the second transmission structure are arranged in upper and lower rows, and the first reflection structure and the second reflection structure are Upper and lower double row setup. 9. A label printer, characterized by comprising the sensing device according to any one of claims 1-8, and a printer body.

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