CN114960043A

CN114960043A - Intelligent monitoring sewing machine based on machine vision

Info

Publication number: CN114960043A
Application number: CN202210782276.4A
Authority: CN
Inventors: 罗腾法
Original assignee: Shaoxing Seshangfang Network Technology Co ltd
Current assignee: Shaoxing Seshangfang Network Technology Co ltd
Priority date: 2022-07-05
Filing date: 2022-07-05
Publication date: 2022-08-30

Abstract

The invention discloses an intelligent monitoring sewing machine based on machine vision, which comprises a bracket, a workbench and a sewing machine body, wherein an image acquisition assembly, a light source assembly, a background processor, an information display assembly and an alarm device are arranged on the sewing machine body, and the image acquisition assembly is used for acquiring image information of a product produced by the sewing machine in real time and comprises real-time process parameter information of the sewing product, work counting of the sewing product and abnormal information in the sewing process; the background processor is used for receiving the sewing information acquired by the image acquisition assembly and processing data; the information display component is used for displaying real-time sewing information; when abnormal conditions occur in the sewing process, the alarm device gives an alarm according to the received information and controls the sewing machine to stop emergently. The invention can monitor the sewing quality, the sewing counting and the abnormal condition in real time in the working process of the sewing machine, integrates the production with the quality inspection, the counting and the abnormal treatment, and is intelligent, efficient and convenient.

Description

Intelligent monitoring sewing machine based on machine vision

Technical Field

The application relates to the technical field of sewing machines, in particular to an intelligent monitoring sewing machine based on machine vision.

Background

The sewing machine is a machine which uses sewing thread to form stitches on a sewing material and enables the sewing material to be interwoven or sewed, can sew fabrics such as cotton, hemp, silk, wool, artificial fiber and the like and products such as leather, plastics, paper and the like, and the sewed stitches are neat, beautiful, flat and firm, have high sewing speed and simple and convenient use, and are suitable for sewing workpieces which need to be produced in large quantities in sewing factories or industrial departments.

In traditional sewing industry, to the sewing product of accomplishing to make up, mainly rely on the manual work to detect, with the quality is accomplished in inspection sewing, and count a statistics, the manual work detects and counts a statistics and leads to the recruitment many, work load is big, inefficiency, still there is the omission, and to the quality problems who detects the discovery after accomplishing, still will do over again, greatly reduced the productivity, and sewing machine's eedle is at high-speed moving in-process, very easily because of the operator misplaces the finger and causes the potential safety hazard.

The sewing machine is provided with the functions of online automatic detection and piece counting, so that labor force and labor cost are greatly reduced, the sewing machine can automatically complete online detection and piece counting statistics in real time when finishing the sewing work of the job, the whole sewing process is accelerated, unqualified products can be detected and timely corrected, and potential safety hazards possibly existing in the working process of the sewing machine can be timely alarmed and shut down.

Chinese patent CN200810062678.7 discloses an electric sewing machine, which is provided with a bottom thread monitoring device and a thread position sensor for monitoring the conditions of bottom thread exhaustion, bottom thread breakage, needle skipping, bottom thread loosening and the like and stopping the electric sewing machine, and has simple structure and low cost, but only can monitor the bottom thread condition and can not judge and count the sewing quality and the finished quantity; chinese patent CN201610305378.1 discloses a sewing machine and a monitoring system thereof, which comprises a data acquisition device and a control device connected with each other, and is further provided with a timer, a first comparator, a second comparator, a third comparator and an alarm device, and is used for detecting the sewing quality on line, displaying the quality through a display device, and giving an alarm when abnormal conditions occur, but the device has a complex structure and has no function of counting pieces on line; chinese patent CN201410780372.0 discloses a multi-needle single-table type sewing machine with monitoring and lighting equipment, which is convenient for monitoring the working states of multiple machines synchronously by setting multiple sewing machine bodies to share one table and setting a camera, an LED lamp and a lens for each sewing machine body respectively, but it cannot perform quality detection and piece counting statistics on the products of each machine; chinese patent CN202111519655.6 discloses a sewing machine information acquisition device and a sewing machine, which comprises a control unit, a thread breakage acquisition port, a motor speed acquisition port and a needle position acquisition port, and correspondingly receives a thread breakage signal, a motor speed signal and a needle position signal through a thread breakage sensor, an encoder and a needle position sensor which are respectively arranged, so as to monitor and record the working condition of a sewing machine main body, but the sewing quality can not be detected. Other disclosed sewing machines with on-line monitoring function mostly monitor the working state and running condition of the bottom thread, the operator and the sewing machine.

Disclosure of Invention

To above problem, this application embodiment provides an intelligent monitoring sewing machine based on machine vision, through set up image acquisition subassembly, light source subassembly, backstage treater, information display subassembly and alarm device on the sewing machine body, when sewing machine carries out sewing work, automatic real-time on-line measuring sewing quality, statistics sewing quantity warn and shut down abnormal conditions, with production and quality control, count a ware, exception handling four unifications, intelligence, high efficiency, convenient.

The embodiment of the application provides an intelligent monitoring sewing machine based on machine vision, which comprises a bracket, be located the workstation of support top and set up the sewing machine body in the workstation top, the sewing machine body includes the aircraft nose, fuselage and frame, the aircraft nose below is provided with eedle and presser foot in the position relative with the workstation, the position that the aircraft nose below is close to the eedle is provided with the image acquisition subassembly, the image acquisition subassembly is just to the presser foot, the embedded information display subassembly that installs of fuselage top lateral wall, frame internally mounted has backstage treater, backstage treater and image acquisition subassembly, the equal electricity federation of information display subassembly.

The image acquisition component is used for acquiring image information of real-time sewing of the sewing machine, and comprises real-time process parameter information of a sewing product, abnormal information in the sewing process, the number of running needles of a needle and the thread cutting times of an operator.

As preferred technical scheme, image acquisition subassembly top is provided with the light source subassembly, and the light source subassembly is the annular and sets up in image acquisition subassembly top, and the light source subassembly external diameter is greater than image acquisition subassembly external diameter, and the light source subassembly periphery is provided with the protection casing.

As the preferred technical scheme, the information display component comprises an LED display screen and displays the real-time information of the product to be sewn in the sewing process.

As the preferred technical scheme, the real-time information comprises the operator work number, a real-time sewing image and the work count, the real-time sewing image comprises the process parameter information and the abnormal information of a real-time sewing product, and the work count comprises the number of operating needles, the number of thread trimming times and the number of presser foot lifting times.

As the preferred technical scheme, the process parameter information comprises sewing positioning, sewing back stitching, sewing stitches and sewing needle hole pitch.

As an optimized technical scheme, the background processor stores standard process parameter information of a product to be sewn, wherein the standard process parameter information comprises standard sewing positioning, standard sewing back stitching, standard sewing stitches and standard sewing needle hole pitch, and is used for receiving real-time sewing information acquired by the image acquisition assembly, comparing the real-time sewing information according to the stored standard process parameter information, processing data of the real-time sewing information, and displaying the processed data information through the information display assembly.

As an optimal technical scheme, a pedal and a motor are arranged below a workbench, a clutch is arranged on the motor, the clutch is linked with the pedal through a connecting rod, an encoder is arranged on the connecting rod, and the encoder is electrically connected with a background processor.

As the preferred technical scheme, the novel electric hair cutting machine further comprises an alarm device, wherein the alarm device is arranged on the side wall above the machine head and is electrically connected with the background processor, and the alarm device adopts a warning lamp and/or a buzzer.

As the preferred technical scheme, the intelligent alarm device further comprises two switches, the switches are located below the information display assembly, the left switch is a light source switch and is electrically connected with the light source assembly, and the right switch is a main switch and is electrically connected with the image acquisition assembly, the background processor, the information display assembly and the alarm device.

The technical scheme provided in the embodiment of the application at least has the following technical effects or advantages:

1. the utility model provides an intelligent monitoring sewing machine based on machine vision through be provided with image acquisition subassembly, light source subassembly, backstage treater, information display subassembly and alarm device on the sewing machine body, when sewing machine carries out sewing work, automatic real-time on-line measuring sewing quality, statistics sewing quantity warn and shut down the abnormal conditions, with production and quality control, count piece, four unifications of abnormal handling, intelligence, high efficiency, convenient.

2. The utility model provides an intelligent monitoring sewing machine based on machine vision is provided with the image acquisition subassembly through the aircraft nose below at the sewing machine body, gathers the image information of sewing machine sewing in-process in real time to send the image information who gathers for backstage treater, read data and handle the back through backstage treater, demonstrate through the information display subassembly, and intelligent degree is high, breaks away from artificial intervention completely, and will detect the result directly perceived and present.

3. The utility model provides an intelligence control sewing machine based on machine vision, industry camera is selected to the image acquisition subassembly, simple structure, and the triple collection of quality information, abnormal information and quantity information can be accomplished to a camera.

4. According to the intelligent monitoring sewing machine based on the machine vision, the light source assembly is arranged above the image acquisition assembly to provide two service environments, and when the indoor light is poor, the color of the sewing material is dark, and the color of the sewing material is close to that of the sewing thread, the light source assembly can be opened to provide a proper illumination environment, so that the image information acquired by the image acquisition assembly is clearer; when the indoor light is good, the color of the sewing material is bright, and the color difference between the sewing material and the sewing thread is large, the light source component can be closed to save electricity.

5. The utility model provides an intelligent monitoring sewing machine based on machine vision through being provided with the protection casing in light source subassembly periphery, can protect the dust impurity that the sewing during operation produced, can also reach the purpose of gathering together light.

6. The utility model provides an intelligent monitoring sewing machine based on machine vision, through the embedded information display subassembly that installs of fuselage top lateral wall at the sewing machine body, make things convenient for the operator to look over the information that information display subassembly shows.

7. The utility model provides an intelligent monitoring sewing machine based on machine vision, the LED display screen is chooseed for use to information display subassembly, and the display screen is tangible screen, can carry out relevant parameter setting according to specific user demand.

8. The utility model provides an intelligent monitoring sewing machine based on machine vision, the real-time information that information display subassembly shows includes operator's job number, can trace back the substandard product that still has quality problems after on-line measuring and correcting.

9. The utility model provides an intelligent monitoring sewing machine based on machine vision, the work count that information display subassembly shows counts the piece including operation needle number, trimming number of times and lifting presser foot number of times, from the sewing finished product of a plurality of parameter angles to operator's completion, makes the result more reliable.

10. The utility model provides an intelligent monitoring sewing machine based on machine vision, the sewing quality is appraised from four parameters of sewing location, sewing back stitch, sewing stitch seam and sewing pinhole pitch, and the evaluation index is comprehensive.

11. The utility model provides an intelligent monitoring sewing machine based on machine vision, backstage treater sets up inside the frame, can make the whole device succinct, pleasing to the eye, and backstage treater storage remains the standard process parameter information after sewing up of sewing up the product, including standard sewing location, standard sewing back stitch, standard sewing stitch seam stitch and standard sewing pinhole pitch, backstage treater receives the information of making up of image acquisition subassembly collection and carries out automatic matching according to the standard information that has stored to this judges whether the sewing quality is qualified, provides very objective testing result.

12. The utility model provides an intelligent monitoring sewing machine based on machine vision through set up the coding machine on the connecting rod, catches the running-board in step and lifts presser foot number of times and motor slew velocity to handle data transmission for backstage treater, provide multiple data foundation for operator's sewing meter spare.

13. The utility model provides an intelligent monitoring sewing machine based on machine vision, through setting up alarm device, when sewing machine at high-speed operation in-process, the potential safety hazard that the operator finger misplaces machine needle below and brings is in time caught to the image acquisition subassembly, and in time send backstage treater with the potential safety hazard image of gathering, backstage treater triggers alarm device after discernment and reports to the police and shuts down, alarm device adopts warning light and/or bee calling organ, three kinds of alarm modes that sound, light, or sound and light combine are provided.

14. The utility model provides an intelligent monitoring sewing machine based on machine vision still is provided with light source switch and master switch, and the light source switch is used for controlling light source subassembly, and the optional has illumination mode and no illumination mode. The main switch is used for controlling image acquisition assembly, backstage treater, information display subassembly and alarm device, and when opening the main switch, the mode is opened to the intelligent monitoring sewing machine, collects production, quality control, counts piece, unusual four unifications of reminding, and when closing the main switch, the sewing machine uses as ordinary sewing machine, only possesses the sewing function.

Drawings

FIG. 1 is a schematic overall structure diagram of an embodiment of the present application;

FIG. 2 is a schematic view of a handpiece according to an embodiment of the present application;

FIG. 3 is a schematic view of a motor and foot pedal according to an embodiment of the present application;

fig. 4 is a schematic diagram of the system according to the embodiment of the present application.

In the figure: 1. a support; 2. a work table; 3. a sewing machine body; 4. a foot pedal; 5. a connecting rod; 6. a motor; 7. a belt; 8. a hand wheel; 9. a machine base; 10. a body; 11. a machine head; 12. a needle bar; 13. a needle; 14. a presser foot; 15. a needle plate; 16. an image acquisition component; 17. a light source assembly; 18. a protective cover; 19. an information presentation component; 20. a background processor; 21. an alarm device; 22. a master switch; 23. a light source switch; 24. sewing; 25. a clutch; 26. an encoder.

Detailed Description

The subject matter described herein will now be discussed with reference to example embodiments. It should be understood that these embodiments are discussed only to enable those skilled in the art to better understand the subject matter described herein and are not intended to limit the scope, applicability, or examples set forth in the claims. Changes may be made in the function and arrangement of elements discussed without departing from the scope of the disclosure. Various examples may omit, substitute, or add various procedures or components as needed. For example, the described methods may be performed in an order different from that described, and various steps may be added, omitted, or combined. In addition, features described with respect to some examples may also be combined in other examples.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. To simplify the disclosure of the present invention, the components and settings of a specific example are described below. Of course, they are merely examples and are not intended to limit the present invention. In addition, the present invention provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or uses of other materials.

In order to make the technical scheme of the present application clearer, the following introduces an intelligent monitoring sewing machine based on machine vision provided by the embodiments of the present application in combination with a specific scene.

Fig. 1 is a schematic view of an overall structure of an intelligent monitoring sewing machine based on machine vision according to an embodiment of the present invention, fig. 2 is a schematic view of a machine head structure of an intelligent monitoring sewing machine based on machine vision according to an embodiment of the present invention, and as can be seen from the figure, the intelligent monitoring sewing machine based on machine vision includes a support 1, a workbench 2 located above the support 1, and a sewing machine body 3 located above the workbench 2, the support 1 is used for supporting the whole workbench 2 and the sewing machine body 3, the workbench 2 is used for placing sewing material 24, a needle plate 15 is arranged above the workbench, the needle plate 15 is a slender groove type structure, the length direction is consistent with the conveying direction of the sewing material 24, the sewing machine body 3 includes a machine head 11, a machine body 10, and a machine base 9, a needle rod 12 and a presser foot 14 are arranged below the machine head 11 at a position opposite to the workbench 2, a needle 13 is arranged below the needle rod 12, the presser foot 14 is used for pressing the sewing material 24 in the process of conveying the sewing material 24, so that the sewing material 24 is spread out to avoid wrinkling, the presser foot 14 is provided with a U-shaped opening, the U-shaped opening is positioned right above the needle plate 15 and is opposite to the needle plate 15 along the length direction, the width of the U-shaped opening is consistent with that of the needle plate 15, a sewing thread penetrates through the machine needle 13, when the sewing machine works, the sewing material 24 is placed below the presser foot 14, the machine needle 13 sequentially penetrates through the U-shaped opening above the needle plate 15, the sewing material 24 moves up and down on the needle plate 15 in a reciprocating mode, meanwhile, the sewing material 24 is conveyed towards the machine base 9, and the sewing material 24 is sewn.

An image acquisition component 16 is arranged below the machine head 11 and close to the needle 13, the image acquisition component 16 comprises an industrial camera, the structure is simple, the camera is over against the presser foot 14 and is used for acquiring image information sewn by the sewing machine in real time, the industrial camera can be a CMOS (complementary metal oxide semiconductor) camera, a CCD (charge coupled device) camera or a CIS (contact image sensor) camera, the industrial camera is a key component in a machine vision system and converts optical signals into electric signals, the CMOS camera has good integration, low power consumption, high-speed transmission and wide dynamic range, and is widely applied to high-resolution and high-speed occasions; the CCD camera is the most commonly used image sensor in the machine vision technology at present, integrates photoelectric conversion, charge storage, charge transfer and signal reading, and is a typical solid imaging device; the CIS camera can directly process light rays into digital signals which can be recognized by a machine, has high integration level and can directly correct images. In the embodiment of the application, the image information acquired by the image acquisition component 16 includes the process parameter information of the real-time sewing product, abnormal information in the sewing process, the number of the operating needles of the machine needle 13 and the thread cutting times of an operator, and the process parameter information of the real-time sewing product mainly includes sewing positioning, sewing reverse needle, sewing stitches and sewing needle hole pitch; the abnormal information in the sewing process comprises inaccurate sewing positioning, unqualified sewing reverse needle, irregular sewing stitches and unqualified sewing needle hole distance, and other abnormal conditions, such as the situation that an operator mistakenly places fingers below the machine needle 13. The image acquisition assembly 16 can efficiently, real-timely and accurately acquire the technological parameters of the product produced by the sewing machine, the abnormal information in the process, the number of the running needles of the needle 13 and the thread cutting times of the operator.

The light source assembly 17 is arranged above the image acquisition assembly 16, so that a proper illumination environment can be provided, and when the indoor light is poor, the color of the sewing material 24 is dark, and the color of the sewing material 24 is close to that of the sewing thread, the light source assembly 17 can be opened to provide the proper illumination environment, so that the image information acquired by the image acquisition assembly 16 is clearer; when the indoor light is good, the color of the sewing material is bright, and the color difference between the sewing material 24 and the sewing thread is large, the light source component 17 can be closed to save electricity. Light source subassembly 17 is the annular setting in image acquisition subassembly 16 top for provide even illumination environment, light source subassembly 17 external diameter is greater than image acquisition subassembly 16 external diameter, to prevent that the light that light source subassembly 17 sent from blockking by image acquisition subassembly 16, light source subassembly 17 periphery is provided with protection casing 18, can protect the dust impurity that the sewing during operation produced, can also reach the purpose of gathering together light.

The information display assembly 19 is installed on the side wall above the machine body 10 in an embedded mode and used for displaying real-time information of a product to be sewn in the sewing process, the information display assembly 19 comprises an LED display screen, the position of the information display screen and the sight level of an operator when the operator raises the head are convenient for the operator to check, and the whole device is simple and attractive due to the embedded installation design. The display screen is a touchable screen, and related parameter setting can be carried out according to specific use requirements. The real-time information displayed by the information display component 19 comprises an operator work number, a real-time sewing image and a work count, the operator work number can be set according to specific work-in-shift information, the real-time sewing image comprises process parameter information and abnormal information of a real-time sewing product, the work count comprises the number of operating needles, the number of thread cutting times and the number of presser foot lifting times, and the number of presser foot lifting times is described later. The process parameter information of the real-time sewing product mainly comprises sewing positioning, sewing back stitching, sewing stitches and sewing needle hole pitch; the abnormal information in the sewing process comprises inaccurate sewing positioning, unqualified reverse sewing needle, nonstandard sewing stitches and unqualified sewing needle hole distance, and other abnormal conditions, such as the situation that an operator mistakenly places fingers below the machine needle 13.

A background processor 20 is installed inside the machine base 9, and the background processor 20 is electrically connected with the image acquisition component 16 and the information display component 19. The background processor 20 stores standard process parameter information of a product to be sewn, including standard sewing positioning, standard sewing back stitch, standard sewing stitch and standard sewing pinhole pitch, and the background processor 20 receives real-time sewing information (sewing positioning, sewing back stitch, sewing stitch and sewing pinhole pitch) acquired by the image acquisition assembly 16 and compares the real-time sewing information with the standard information stored by the background processor according to the real-time sewing information to judge whether the sewn product is qualified or not, and displays the processed data information through the information display assembly 19.

The embodiment of the application also provides an alarm device 21, the alarm device 21 is arranged on the side wall above the machine head 11 and electrically connected with the background processor 20, and the alarm device 21 adopts a warning lamp and/or a buzzer. When the sewing product is unqualified, such as inaccurate sewing positioning, unqualified sewing back stitch, irregular sewing stitch and unqualified sewing pinhole pitch, the background processor 20 automatically triggers the alarm device 21 to warn through the warning lamp, or sends out sound warning through the buzzer, or sends out warning through the warning lamp and the buzzer simultaneously. When other abnormal conditions occur, such as an operator mistakenly places fingers below the needle 13, the background processor 20 receives the image information acquired by the image acquisition assembly 16 and performs high-speed processing, and besides triggering the alarm device 21, the sewing machine can be directly controlled to stop.

In fig. 1 and 3, a pedal 4 and a motor 6 are arranged below the workbench 2, the motor 6 is mounted on the side wall of one side of the support 1, a belt 7 is arranged at the output end of the motor 6, a clutch 25 is further arranged on one side of the motor 6, the clutch 25 is linked with the pedal 4 through a connecting rod 5, an encoder 26 is arranged on the connecting rod 5, the encoder 26 is electrically connected with the background processor 20, a hand wheel 8 is further arranged on the sewing machine body 3, and the other end of the belt 7 is sleeved on the hand wheel 8. When the sewing machine works, an external power supply of the motor 6 is switched on, an operator steps on the pedal plate 4, the clutch 25 touches the motor 6, the motor 6 rotates to drive the belt 7 to rotate, the belt 7 rotates to drive the hand wheel 8 to rotate, the hand wheel 8 rotates to drive the needle 13 to reciprocate up and down on the sewing material 24, and the sewing machine enters a forward sewing state to sew the sewing material 24; when the operator releases the foot pedal 4, the clutch 25 is disengaged from the motor 6, and the sewing machine stops operating. In the process that the foot pedal 4 is lifted and pressed by an operator, the encoder 26 captures the number of times of lifting and pressing the foot pedal 4 by the operator and the rotating speed of the motor 6, and sends the number of times to the background processor 20, and the background processor 20 displays the number of times through the information display component 19 after data processing.

In fig. 1, two switches are further disposed below the information display component 19, the left switch is a light source switch 23, and is electrically connected to the light source component 17 to control the light source component 17, and the light mode and the non-light mode can be selected. The switch on the right side is a main switch 22, and with image acquisition component 16, backstage processor 20, information display component 19, the equal electricity federation of alarm device 21 for control image acquisition component 16, backstage processor 20, information display component 19 and alarm device 21, when opening main switch 22, the operating mode is opened to intelligent monitoring sewing machine, the four unifications of collection production, quality control, count the piece, unusual warning, when closing main switch 22, intelligent monitoring sewing machine uses as ordinary sewing machine, only possesses the sewing function.

Fig. 4 is a schematic diagram of the system operation according to the embodiment of the present application, and it can be seen from the diagram that, in the sewing process of the sewing material 24, the image acquisition component 16 acquires image information of real-time sewing by the sewing machine, including real-time sewing positioning, reverse sewing, sewing stitches, and sewing needle hole pitch, and abnormal information such as inaccurate sewing positioning, unqualified reverse sewing, irregular sewing stitches, unsatisfactory sewing needle hole pitch, and an operator mistakenly places a finger under the needle 13, and also acquires the number of needles that the needle is operated and the number of times of thread trimming by the operator. The encoder 26 synchronously collects the number of times of the foot lifting of the pedal plate 4 by the operator and the rotating speed of the motor 6.

The image acquisition assembly 16 and the encoder 26 respectively send acquired information to the background processor 20, the background processor 20 carries out data processing, and then displays the received normal sewing positioning, sewing needle reversing, sewing stitches and sewing needle hole distances through the information display assembly 19, and displays the abnormal sewing positioning, sewing needle reversing, sewing stitches and sewing needle hole distances through the information display assembly 19, and further triggers the alarm device 21 to warn, when a serious abnormal condition is received, if an operator mistakenly misplaces fingers below the sewing needle 13, besides warning through the alarm device 21, the emergency stop of the sewing machine is triggered.

The background processor 20 integrates the received running needle number of the needle 13, the thread trimming times of the operator, the presser foot lifting times of the operator, the rotating speed of the motor 6 and other information into a working count, displays the working count through the information display component 19, and counts finished sewing products finished by the operator from a plurality of parameter angles, so that the result is more reliable.

The detailed description set forth above in connection with the appended drawings describes exemplary embodiments but does not represent all embodiments that may be practiced or fall within the scope of the claims. The term "exemplary" used throughout this specification means "serving as an example, instance, or illustration," and does not mean "preferred" or "advantageous" over other embodiments. The detailed description includes specific details for the purpose of providing an understanding of the described technology. However, the techniques may be practiced without these specific details. In some instances, well-known structures and devices are shown in block diagram form in order to avoid obscuring the concepts of the described embodiments.

The previous description of the disclosure is provided to enable any person skilled in the art to make or use the disclosure. Various modifications to the disclosure will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other variations without departing from the scope of the disclosure. Thus, the disclosure is not intended to be limited to the examples and designs described herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides an intelligent monitoring sewing machine based on machine vision, includes the support, is located the workstation of support top and sets up the sewing machine body in the workstation top, the sewing machine body includes aircraft nose, fuselage and frame, the aircraft nose below is provided with eedle and presser foot in the position relative with the workstation, its characterized in that, the position that the aircraft nose below is close to the eedle is provided with the image acquisition subassembly, the image acquisition subassembly is just to the presser foot, the embedded information display subassembly that installs of fuselage top lateral wall, frame internally mounted has the backstage treater, the backstage treater with the equal electrical connection of image acquisition subassembly, information display subassembly.

2. The machine vision-based intelligent monitoring sewing machine as claimed in claim 1, wherein the image acquisition component comprises an industrial camera, the industrial camera can be a CMOS camera, a CCD camera or a CIS camera, and the image acquisition component is used for acquiring image information of real-time sewing of the sewing machine, and comprises real-time process parameter information of sewing products, abnormal information in the sewing process, the number of running needles of a machine needle and the number of thread cutting times of an operator.

3. The machine vision-based intelligent monitoring sewing machine as claimed in claim 2, wherein a light source assembly is disposed above the image capturing assembly, the light source assembly is disposed annularly above the image capturing assembly, an outer diameter of the light source assembly is greater than an outer diameter of the image capturing assembly, and a protective cover is disposed around the light source assembly.

4. The machine vision based intelligent monitoring sewing machine as claimed in claim 1, wherein the information display component comprises an LED display screen for displaying real-time information of a product to be sewn in the sewing process.

5. The machine vision based intelligent monitoring sewing machine as claimed in claim 4, wherein the real-time information comprises operator work number, real-time sewing image and work count, the real-time sewing image comprises process parameter information and abnormal information of real-time sewing product, and the work count comprises needle number running, thread cutting frequency and presser foot lifting frequency.

6. The machine vision-based intelligent monitoring sewing machine of claim 5, wherein the process parameter information comprises sewing positioning, sewing back stitching, sewing stitches, and sewing pinhole pitch.

7. The machine vision-based intelligent monitoring sewing machine is characterized in that the background processor stores standard process parameter information of a product to be sewn, the standard process parameter information comprises standard sewing positioning, standard sewing reverse stitch, standard sewing stitch and standard sewing pinhole pitch, and the background processor is used for receiving real-time sewing information acquired by the image acquisition assembly, comparing the real-time sewing information according to the stored standard process parameter information, processing data of the real-time sewing information, and displaying the processed data information through the information display assembly.

8. The machine vision-based intelligent monitoring sewing machine as claimed in claim 1, wherein a pedal and a motor are arranged below the workbench, a clutch is arranged on the motor, the clutch and the pedal are linked through a connecting rod, an encoder is arranged on the connecting rod, and the encoder is electrically connected with a background processor.

9. The machine vision-based intelligent monitoring sewing machine is characterized by further comprising an alarm device, wherein the alarm device is mounted on the side wall above the machine head and electrically connected with the background processor, and the alarm device adopts a warning lamp and/or a buzzer.

10. The machine vision-based intelligent monitoring sewing machine as claimed in claim 1, further comprising two switches, wherein the two switches are located below the information display component, the left switch is a light source switch and is electrically connected with the light source component, and the right switch is a main switch and is electrically connected with the image acquisition component, the background processor, the information display component and the alarm device.