CN216685185U - SMT online continuous automatic labeling machine - Google Patents

Abstract

The utility model discloses an SMT (surface mount technology) online continuous automatic labeling machine, which comprises a rack, and a track module, a motion module, a material taking module, a label printing module and a visual detection module which are arranged on the rack, wherein the track module, the motion module, the material taking module, the label printing module and the visual detection module are arranged on the rack; a dust cover is arranged on the outer side of the rack; the track module comprises a track, an adjusting mechanism and a positioning mechanism, wherein the track, the adjusting mechanism and the positioning mechanism are fixed on the rack; the moving module is provided with a first moving mechanism, a second moving mechanism and a third moving mechanism which drive the material taking module to move in the direction Y, X, Z respectively; the material taking module comprises a plurality of label suckers; the label printing module is positioned on the moving path of the material taking module; the visual inspection module includes a first camera disposed directly above the visual hole portion and a second camera disposed on a label traveling path in the label printing module. This scheme is through the overall structure design to SMT online continuous type automatic labeling machine, makes to paste the mark operation more stable, pastes the mark quality higher, pastes the mark fast steady, and the counterpoint is accurate, and the performance is more stable.

Description

SMT online continuous automatic labeling machine

Technical Field

The utility model relates to the technical field of automation equipment, in particular to an SMT (surface mount technology) online continuous automatic labeling machine applied to the SMT industry.

Background

With the development of the electronic industry, electronic products become miniaturized and specialized, and products are diversified, and the related operations of labeling on the market need to be precise, and in reality, the operations are mostly performed in a manner of adding a jig to assist by people, and the labeler suitable for corresponding products is developed due to the difficulty in recruitment of factories caused by the thinking change of modern young people. The labeling operation in the manufacturing process is the subject of the consistent research.

Present automation equipment manufacturer and SMT enterprise have also researched and developed multiple labeller in order to be used for automatic labeling operation, and this labeller has the subsides mark module, gets subassembly such as material module, motion module, and the inventor is realizing the in-process of this application, discovers that current labeller still has following problem at least:

1. in the existing labeling machine, the operation is carried out in a non-closed space, products are easy to damage, and the equipment and the products are easy to be polluted by pollutants such as dust and the like in the labeling process;

2. in the existing labeling machine, the production is not stable enough, the labeling and the positioning of products are not accurate enough, and the labeling quality is uneven;

3. in the existing labeling machine, the leakage rate of labeling is high, and the condition that the product is labeled in a leakage way can occur after the product is labeled, so that further screening and reworking are needed, the workload is increased, and the overall product labeling efficiency is reduced;

4. in the existing labeling machine, the conveying track is single, the specification of a carrier loaded by a labeled product is required, the labeling machine can only be suitable for carriers of a few specifications, if carriers with larger differences under other specifications are used, another labeling machine with the conveying track of other specifications is needed, the labeling cost is increased, and the space of a production field is occupied.

In view of this, how to solve the problems of easy contamination, unstable production, high leakage rate, single product, etc. existing in the existing labeling machine is the subject to be researched and solved by the present invention.

Disclosure of Invention

The utility model provides an SMT online continuous automatic labeling machine, and aims to solve the problems that products are easy to be polluted, production is unstable, loss rate is high, and the like in the existing labeling machine.

In order to achieve the purpose, the utility model provides an SMT online continuous automatic labeling machine, which comprises a rack, and a track module, a motion module, a material taking module, a label printing module and a visual detection module which are arranged on the rack, and is innovative in that:

the dustproof cover is arranged on the outer side of the rack and comprises a square cover body fixed on the outer side of the rack, the track module, the motion module, the material taking module, the label printing module and the visual detection module are all located in the inner space of the square cover body, openings are formed in the positions of the side edge and the bottom of one side of the square cover body, which are adjacent to each other, and a cover door used for opening and closing the opening is rotatably connected to the top of each opening;

the track module is a device for loading and transporting product carriers, and comprises a first track fixed on a rack, a second track arranged on one side of the first track in parallel, an adjusting mechanism for adjusting the distance between the first track and the second track, and a positioning mechanism arranged on the first track and the second track, wherein the bottom of the second track is provided with a sliding block which is arranged on a third track vertical to the first track and the second track in a sliding manner; the adjusting mechanism comprises an adjusting screw rod and a rod seat, one end of the adjusting screw rod is installed on the rod seat, the adjusting screw rod penetrates through the bottom of the second track and is in spiral transmission connection with the second track, the other end of the adjusting screw rod is in rotary connection with the first track, and the adjusting screw rod drives the second track to reciprocate on the third track towards the first track when rotating; the positioning mechanism comprises a first positioning cylinder, a first positioning plate, a second positioning cylinder and a second positioning plate, the first positioning cylinder is fixed on the first rail, the first positioning plate is positioned on the inner sides of the first rail and the second rail, and the telescopic end of the first positioning cylinder drives the first positioning plate to vertically move up and down; the second positioning cylinder is fixed on the second rail, the second positioning plate is horizontally placed on the second rail, and the telescopic end of the second positioning cylinder drives the second positioning plate to horizontally move in the direction perpendicular to the first rail and the second rail;

the moving module is used for driving the material taking module to move and move between the label printing module and the track module, the moving module is provided with a first moving mechanism, a second moving mechanism and a third moving mechanism which are used for driving the material taking module to move in the direction of Y, X, Z respectively, and the third moving mechanism is provided with a visual illuminating lamp which is arranged in the vertical direction and is used for visual observation;

the material taking module comprises a plurality of label suckers, each label sucker is fixedly arranged on a third movement mechanism, and each label sucker is positioned on the outer side of the vision hole part;

the label printing module is positioned on the moving path of the material taking module;

the visual detection module comprises a first camera arranged right above the visual illuminating lamp and a second camera arranged on a label traveling path in the label printing module.

The utility model is explained below:

1. in the technical scheme of the utility model, the designed SMT online continuous automatic labeling machine ensures more stable labeling operation and higher labeling quality, and is particularly suitable for dust covers, track modules, motion modules and visual detection modules in the automatic labeling machine; the dustproof cover can realize totally-enclosed space operation in the labeling process, is safe and reliable, avoids the labeling product from being polluted by external pollutants, and ensures the product quality; the arranged track module can adapt to carriers with various specifications and sizes, the requirements on the sizes of the carriers are reduced in the labeling effect, diversified production can be realized, and the input cost of labeling equipment is reduced; the arranged moving module enables the labeling operation to be more stable and faster, enables the labeling operation to be more stable, enables the labeling quality to be higher, enables the labeling to be fast and stable, enables the alignment to be accurate and enables the performance to be more stable; the visual detection module is arranged, the quality of labeling is detected through the visual system after labeling is finished, whether the labeling is in place or not is detected, whether warping is generated or not is detected, and the leakage rate is reduced.

2. In the technical scheme, set up the transparent window of making by transparent material on the lateral wall of cover door, can be by operating personnel from transparent window department at any time observe the labeller internal working condition, let operating personnel know the operating mode, cover the door and be provided with the handle of rectangular shape in this transparent window below, make things convenient for operating personnel to cover opening and shutting of door and operate labour saving and time saving.

3. In the technical scheme, the transparent material is glass or acrylic material, is easy to prepare and has low cost.

4. In the above technical scheme, the first movement mechanism includes a first mounting support, a first motor, a first screw rod pair and a first guide rail, the first mounting support is fixedly mounted on the frame, the first guide rail is fixed on the first mounting support along a direction perpendicular to the first rail, the first motor is mounted on one side of the first mounting support, and an output end of the first motor is connected with the first screw rod pair;

the second movement mechanism comprises a second mounting support, a second motor, a second screw rod pair and a second guide rail, the second mounting support is slidably mounted on the first guide rail and is in threaded connection with the first screw rod pair, the second mounting support is fixed on the second mounting support along the direction parallel to the first track, the second motor is mounted on one side of the second mounting support, and the output end of the second motor is connected with the second screw rod pair;

the third movement mechanism comprises a third mounting support and a vertical movement pair, the third mounting support is slidably mounted on the second guide rail and is in threaded connection with the second screw rod pair, the vertical movement pair is vertically arranged on the third mounting support, the material taking module is fixedly mounted at the movement end of the vertical movement pair, and the vertical movement pair drives the material taking module to vertically reciprocate up and down;

the length extending direction of the first track and the second track is defined as the X direction, the Y direction is the direction which is on the same horizontal plane with the X direction and is vertical to the X direction, the Z direction is the direction which is vertical to the X, Y direction, concretely, the first motion mechanism is fixed on the frame, the first motion mechanism drives the second motion mechanism and other components on the first motion mechanism to reciprocate in the Y direction, the second motion mechanism drives the third motion mechanism and other components on the second motion mechanism to reciprocate in the X direction, the third motion mechanism drives the material taking module and the first camera on the third motion mechanism to reciprocate in the Z direction, and the motion drives the material taking module to move and move between the label printing module and the track module.

5. In the technical scheme, the visual illuminating lamp is of a hollow circular ring-shaped structure, the hollow part is used for illuminating and adjusting the light intensity so that the camera can observe, the first camera is fixedly arranged at the moving end of the vertical kinematic pair, the first camera and the material taking module are kept relatively fixed in position and used for positioning the label by the camera, the label taken by the material taking module is positioned and labeled, the positioning accuracy is ensured, and the labeling quality is ensured.

6. In the technical scheme, the operation table and the display screen are arranged on the outer side of the dust cover, so that the operation and the checking of related information by personnel are facilitated; the direction that operation panel and display screen faced with the opening orientation the direction of dust cover side is unanimous, and personnel can directly observe from the transparent window department of cover door, also can look over the display screen in same position direction, and is convenient, swift.

7. In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; they may be mechanically coupled, directly coupled, indirectly coupled through intervening media, coupled between two elements, or coupled in any other manner that does not materially affect the operation of the device, unless otherwise specifically limited. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

8. In the present invention, the terms "center", "upper", "lower", "axial", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional arrangements shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

9. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Due to the application of the scheme, compared with the prior art, the utility model has the following advantages and effects:

1. according to the technical scheme, through the overall structural design of the SMT online continuous automatic labeling machine, a series of defects of labeling of people at present are overcome, and the automatic continuous labeling machine is designed, so that labeling operation is more stable and faster, labeling operation is more stable, labeling quality is higher, labeling is fast and stable, alignment is accurate, and performance is more stable;

2. according to the technical scheme, the arranged track module can adapt to carriers with various specifications and sizes, the requirements on the sizes of the carriers are reduced in the labeling effect, diversified production can be realized, and the input cost of labeling equipment is reduced;

3. according to the scheme, the full-closed space operation is realized, the safety and the reliability are realized, the labeling product is prevented from being polluted by external pollutants, and the product quality is ensured;

4. according to the scheme, the leakage rate is reduced through the vision system, the quality of labeling is detected through the vision system after labeling is finished, whether the labeling is in place or not is checked, and whether warping or not exists is judged.

Drawings

FIG. 1 is a schematic perspective view of an overall structure of an SMT online continuous automatic labeling machine according to an embodiment of the present invention;

FIG. 2 is a front view of the overall structure of the SMT online continuous automatic labeling machine according to the embodiment of the present invention;

FIG. 3 is a right side view of the overall structure of the SMT on-line continuous automatic labeling machine according to the embodiment of the present invention;

FIG. 4 is a schematic perspective view of an SMT online continuous automatic labeling machine according to an embodiment of the present invention, with dust covers and other components removed;

FIG. 5 is a front view of the SMT online continuous automatic labeling machine according to the embodiment of the present invention, with dust covers and other components removed;

FIG. 6 is a right side view of the SMT online continuous automatic labeling machine according to the embodiment of the present invention, with dust covers and other components removed;

FIG. 7 is a top view of the SMT online continuous automatic labeling machine according to the embodiment of the present invention, with dust covers and other components removed;

FIG. 8 is a schematic perspective view of a motion module according to an embodiment of the present invention;

FIG. 9 is a front view of a motion module in an embodiment of the present invention;

FIG. 10 is a top view of a motion module in an embodiment of the present invention;

fig. 11 is a schematic perspective view of a track module according to an embodiment of the present invention.

The drawings are shown in the following parts:

1. a frame;

2. a track module; 21. a first track; 22. a second track; 221. a slider;

23. an adjustment mechanism; 231. adjusting the screw rod; 232. a rod seat;

24. a positioning mechanism; 241. a first positioning cylinder; 242. a first positioning plate; 243. a second positioning cylinder; 244. a second positioning plate;

25. a third track;

3. a motion module;

31. a first movement mechanism; 311. a first mounting support; 312. a first motor; 313. a first screw pair; 314. a first guide rail;

32. a second movement mechanism; 321. a second mounting support; 322 a second motor; 323. a second screw pair; 324. a second guide rail;

33. a third motion mechanism; 331. a third mounting support; 332. a vertical kinematic pair; 333. a visual illumination lamp;

4. a material taking module; 41. A label sucker;

5. a label printing module;

6. a vision detection module; 61. a first camera; 62. a second camera;

7. a dust cover; 71. an opening; 72. a cover door; 73. a transparent window; 74. a handle;

8. an operation table;

9. a display screen.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiment in many different forms than those described herein and those skilled in the art will be able to make similar modifications without departing from the spirit of the application and therefore the application is not limited to the specific embodiments disclosed below.

As shown in fig. 1 to 11, an embodiment of the utility model provides an SMT online continuous automatic labeling machine, which includes a frame 1, and a track module 2, a moving module 3, a material-taking module 4, a label-printing module 5, and a vision-detecting module 6 mounted on the frame 1.

As shown in fig. 1 to 4, a dust cover 7 is mounted on the outer side of the rack 1, the dust cover 7 includes a square cover body fixed on the outer side of the rack 1, the track module 2, the movement module 3, the material taking module 4, the label printing module 5 and the visual detection module 6 are all located in the inner space of the square cover body, openings 71 are arranged at adjacent side edges and bottom positions of one side of the square cover body, and a cover door 72 for opening and closing the openings 71 is rotatably connected to the top of the openings 71; the dust cover 7 can realize the totally enclosed space operation of the labeling process, is safe and reliable, avoids the labeling product from being polluted by external pollutants, and ensures the product quality. Specifically, set up the transparent window 73 that is made by transparent material on the lateral wall of cover door 72, can be by operating personnel from transparent window 73 department at any time observe labeller internal working condition, let operating personnel know the operating mode, be provided with the handle 74 of rectangular shape in this transparent window 73 below on the cover door 72, make things convenient for operating personnel to cover door 72 open and shut and operate labour saving and time saving.

As shown in fig. 11, the track module 2 is a device for loading and transporting product carriers, the track module 2 includes a first track 21 fixed on the frame 1, a second track 22 parallel to the first track 21, an adjusting mechanism 23 for adjusting the distance between the first track 21 and the second track 22, and a positioning mechanism 24 arranged on the first track 21 and the second track 22, a sliding block 221 is arranged at the bottom of the second track 22, and the sliding block 221 is slidably mounted on a third track 25 perpendicular to the first track 21 and the second track 22; the adjusting mechanism 23 comprises an adjusting screw rod 231 and a rod seat 232, one end of the adjusting screw rod 231 is mounted on the rod seat 232, the adjusting screw rod 231 penetrates through the bottom of the second track 22 and is in spiral transmission connection with the second track 22, the other end of the adjusting screw rod 231 is in rotary connection with the first track 21, and the adjusting screw rod 231 drives the second track 22 to reciprocate towards the first track 21 on the third track 25 when rotating; the positioning mechanism 24 comprises a first positioning cylinder 241, a first positioning plate 242, a second positioning cylinder 243 and a second positioning plate 244, the first positioning cylinder 241 is fixed on the first rail 21, the first positioning plate 242 is positioned on the inner sides of the first rail 21 and the second rail 22, and the telescopic end of the first positioning cylinder 241 drives the first positioning plate 242 to vertically move up and down; the second positioning cylinder 243 is fixed on the second rail, the second positioning plate 244 is horizontally placed on the second rail 22, and the telescopic end of the second positioning cylinder 243 drives the second positioning plate 244 to horizontally move in the direction perpendicular to the first rail 21 and the second rail 22. The track module 2 that sets up can adapt to the carrier of multiple specification, size, in pasting the mark effect, reduces the requirement to the carrier size, can full seat diversified production, reduces the input cost who pastes the mark equipment, and simultaneously, positioning mechanism 24 in the track module 2 can carry out accurate, stable, firm location to the product carrier to also can increase and paste the mark precision.

As shown in fig. 5 to 10, the moving module 3 is configured to drive the material taking module 4 to move and displace between the label printing module 5 and the track module 2, the moving module 3 is provided with a first moving mechanism 31, a second moving mechanism 32 and a third moving mechanism 33, which drive the material taking module 4 to move in Y, X, Z directions, respectively, and the third moving mechanism 33 is provided with a visual illumination lamp 333 arranged in the up-down direction for visual observation; the motion module 3 that sets up makes the operation of pasting the mark more stable more quick, makes the operation of pasting the mark more stable, pastes the mark quality higher, pastes the mark fast steady, and the counterpoint is accurate, and the performance is more stable.

Specifically, the first movement mechanism 31 includes a first mounting support 311, a first motor 312, a first screw pair 313 and a first guide rail 314, the first mounting support 311 is fixedly mounted on the frame 1, the first guide rail 314 is fixed on the first mounting support 311 along a direction perpendicular to the first rail 21, the first motor 312 is mounted on one side of the first mounting support 311, and an output end of the first motor 312 is connected to the first screw pair 313;

the second moving mechanism 32 comprises a second mounting support 321, a second motor 322, a second screw rod pair 323 and a second guide rail 324, the second mounting support 321 is slidably mounted on the first guide rail 314 and is spirally connected with the first screw rod pair 313, the second rail is fixed on the second mounting support 321 along a direction parallel to the first rail 21, the second motor 322 is mounted on one side of the second mounting support 321, and an output end of the second motor 322 is connected with the second screw rod pair 323;

the third moving mechanism 33 comprises a third mounting support 331 and a vertical moving pair 332, the third mounting support 331 is slidably mounted on the second guide rail 324 and is spirally connected with the second screw rod pair 323, the vertical moving pair 332 is vertically arranged on the third mounting support 331, the material taking module is fixedly mounted at a moving end of the vertical moving pair 332, and the vertical moving pair 332 drives the material taking module to vertically reciprocate up and down; the vertical kinematic pair 332 is a linear kinematic mechanism having a moving end that is a portion capable of moving in the vertical direction with respect to the third mounting base 331.

Defining the length extending direction of the first rail 21 and the second rail 22 as the X direction, the Y direction is the direction which is on the same horizontal plane with the X direction and perpendicular to the X direction, and the Z direction is the direction which is perpendicular to the X, Y direction, specifically, the first moving mechanism 31 is fixed on the frame 1, the first moving mechanism 31 drives the second moving mechanism 32 and other components thereon to reciprocate in the Y direction, the second moving mechanism 32 drives the third moving mechanism 33 and other components thereon to reciprocate in the X direction, the third moving mechanism 33 drives the material taking module 4 thereon and the first camera 61 to reciprocate in the Z direction, and this motion will drive the material taking module 4 to move and move between the label printing module 5 and the rail module 2.

As shown in fig. 5 to 10, the material taking module 4 includes a plurality of label holding cups 41, each label holding cup 41 is fixedly mounted on the third moving mechanism 33, and each label holding cup 41 is located outside the visual illumination lamp 333; the label printing module 5 is positioned on the moving path of the material taking module 4; the visual inspection module 6 includes a first camera 61 disposed directly above the visual illumination lamp 333 and a second camera 62 disposed on a label traveling path in the label printing module 5. The visual detection module 6 is arranged, the quality of labeling is detected through a visual system after labeling is finished, whether the labeling is in place or not is detected, whether the warping and rolling exist or not is detected, and the leakage rate is reduced. The visual illuminating lamp 333 is of a hollow circular ring-shaped structure, the circular ring-shaped part is used for illuminating and adjusting the light intensity so that the camera can observe the part, the first camera 61 is fixedly installed at the moving end of the vertical kinematic pair 332, the positions of the first camera 61 and the material taking module are kept relatively fixed so as to position the label by the camera, the label taken by the material taking module 4 is positioned and labeled, the positioning accuracy is ensured, and the labeling quality is ensured.

Through the implementation of the embodiment, the designed SMT online continuous automatic labeling machine ensures more stable labeling operation and higher labeling quality, and is particularly suitable for the dust cover 7, the track module 2, the motion module 3 and the visual detection module 6 in the automatic labeling machine; the dust cover 7 can realize totally enclosed space operation in the labeling process, is safe and reliable, prevents the labeled product from being polluted by external pollutants, and ensures the product quality; the arranged track module 2 can adapt to carriers with various specifications and sizes, the requirements on the sizes of the carriers are reduced in the labeling effect, diversified production can be realized, and the input cost of labeling equipment is reduced; the arranged moving module 3 ensures that the labeling operation is more stable and faster, the labeling operation is more stable, the labeling quality is higher, the labeling is fast and stable, the alignment is accurate, and the performance is more stable; the visual detection module 6 is arranged, the quality of labeling is detected through a visual system after labeling is finished, whether the labeling is in place or not is detected, whether the warping and rolling exist or not is detected, and the leakage rate is reduced.

In the embodiment of the utility model, the outer side of the dust cover 7 is provided with the operating platform 8 and the display screen 9, which is convenient for personnel to operate and check related information; the direction that operation panel 8 and display screen 9 face is unanimous with opening 71 is towards the direction of dust cover 7 side, and personnel can directly observe from the transparent window 73 department of cover door 72, also can look over display screen 9 in same position direction, and is convenient, swift.

The working principle and the working process of the embodiment of the utility model can refer to the following steps:

(1) the track module 2 positions the product carrier;

(2) the second camera 62 positions the labels, and the material taking module 4 takes the materials and then positions and labels through the first camera 61;

(3) the material taking module 4 moves to a material taking position, and the positioning point of the product carrier is superposed with the positioning point arranged in the first camera 61 through the assistance of the positioning mechanism 24;

(4) the label printing module 5 peels the label on the peeling plate, the label is sucked to the label sucker 41 from the peeling plate under the positioning of the material taking module 4, and the label is moved to the product positioning position for labeling through visual detection and positioning;

(5) after the finished product is photographed, the state of the product is detected by a vision system;

(6) the finished products are loosened by the second positioning air cylinder 243, the good products flow to the next station, and a bad alarm is given.

It should be further noted that, in the embodiment of the present invention, the control and application of the camera, the vision system module, each module, and the method for visual inspection are all in the prior art, and those skilled in the art can know the principle and structure of the camera, and these techniques are not the main point of the present invention, so that they are not described herein too much.

With respect to the above embodiments, possible variations of the present invention are described below:

1. in the above embodiment, as the linear driving mechanism among the first movement mechanism 31, the second movement mechanism 32, the third movement mechanism 33, and the like, the following mechanisms can be adopted:

and a rotor of the servo motor acts on the coupler to drive the screw rod to rotate, so that the sliding block on the screw rod linearly moves along the screw rod.

2. In the above embodiment, as shown in fig. 5, the number of the label holding cups 41 in one material taking mechanism is two, but the utility model is not limited thereto, and the number and the positions of the label holding cups 41 can be adjusted according to actual situations.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (7)

1. The utility model provides an online continuous type automatic labeling machine of SMT, includes frame (1) and installs track module (2), motion module (3), gets material module (4), label print module (5) and visual detection module (6) in frame (1), its characterized in that:

a dust cover (7) is installed on the outer side of the rack (1), the dust cover (7) comprises a square cover body fixed on the outer side of the rack (1), the track module (2), the motion module (3), the material taking module (4), the label printing module (5) and the visual detection module (6) are all located in the inner space of the square cover body, openings (71) are formed in the adjacent side edge and bottom positions of one side of the square cover body, and a cover door (72) used for opening and closing the openings (71) is rotatably connected to the top of the openings (71);

the track module (2) is a device for loading and transporting product carriers, the track module (2) comprises a first track (21) fixed on the rack (1), a second track (22) arranged on one side of the first track (21) in parallel, an adjusting mechanism (23) used for adjusting the distance between the first track (21) and the second track (22), and a positioning mechanism (24) arranged on the first track (21) and the second track (22), the bottom of the second track (22) is provided with a sliding block (221), and the sliding block (221) is slidably arranged on a third track (25) vertical to the first track (21) and the second track (22); the adjusting mechanism (23) comprises an adjusting screw rod (231) and a rod seat (232), one end of the adjusting screw rod (231) is installed on the rod seat (232), the adjusting screw rod (231) penetrates through the bottom of the second track (22) and is in spiral transmission connection with the second track (22), the other end of the adjusting screw rod (231) is in rotary connection with the first track (21), and the adjusting screw rod (231) drives the second track (22) to move towards the first track (21) in a reciprocating mode on the third track (25) when rotating; the positioning mechanism (24) comprises a first positioning cylinder (241), a first positioning plate (242), a second positioning cylinder (243) and a second positioning plate (244), the first positioning cylinder (241) is fixed on the first rail (21), the first positioning plate (242) is positioned on the inner sides of the first rail (21) and the second rail (22), and the telescopic end of the first positioning cylinder (241) drives the first positioning plate (242) to vertically move up and down; the second positioning cylinder (243) is fixed on the second rail, the second positioning plate (244) is horizontally placed on the second rail (22), and the telescopic end of the second positioning cylinder (243) drives the second positioning plate (244) to horizontally move in the direction perpendicular to the first rail (21) and the second rail (22);

the moving module (3) is used for driving the material taking module (4) to move and move between the label printing module (5) and the track module (2), the moving module (3) is provided with a first moving mechanism (31), a second moving mechanism (32) and a third moving mechanism (33) which are used for driving the material taking module (4) to move in the direction Y, X, Z respectively, and the third moving mechanism (33) is provided with a visual illuminating lamp (333) which is arranged in the vertical direction and is used for visual observation;

the material taking module (4) comprises a plurality of label suction cups (41), each label suction cup (41) is fixedly arranged on a third movement mechanism (33), and each label suction cup (41) is positioned on the outer side of the visual illuminating lamp (333);

the label printing module (5) is positioned on the moving path of the material taking module (4);

the visual inspection module (6) includes a first camera (61) disposed directly above the visual illumination lamp (333) and a second camera (62) disposed on a label travel path in the label printing module (5).

2. An SMT online continuous automatic labeling machine according to claim 1, wherein: the side wall of the cover door (72) is provided with a transparent window (73) made of transparent material, and a strip-shaped handle (74) is arranged below the transparent window (73).

3. An SMT online continuous automatic labeling machine according to claim 2, wherein: the transparent material is glass or an acrylic material.

4. An SMT online continuous automatic labeling machine according to claim 1, wherein:

the first movement mechanism (31) comprises a first mounting support (311), a first motor (312), a first screw pair (313) and a first guide rail (314), the first mounting support (311) is fixedly mounted on the rack (1), the first guide rail (314) is fixed on the first mounting support (311) along the direction perpendicular to the first track (21), the first motor (312) is mounted on one side of the first mounting support (311), and the output end of the first motor (312) is connected with the first screw pair (313);

the second movement mechanism (32) comprises a second mounting support (321), a second motor (322), a second screw rod pair (323) and a second guide rail (324), the second mounting support (321) is slidably mounted on the first guide rail (314) and is in threaded connection with the first screw rod pair (313), the second mounting support (321) is fixed on the second mounting support (321) along the direction parallel to the first track (21), the second motor (322) is mounted on one side of the second mounting support (321), and the output end of the second motor (322) is connected with the second screw rod pair (323);

the third movement mechanism (33) comprises a third mounting support (331) and a vertical movement pair (332), the third mounting support (331) is slidably mounted on the second guide rail (324) and is in threaded connection with the second screw rod pair (323), the vertical movement pair (332) is vertically arranged on the third mounting support (331), the material taking module is fixedly mounted at a movement end of the vertical movement pair (332), and the material taking module is driven by the vertical movement pair (332) to vertically reciprocate up and down.

5. An SMT online continuous automatic labeling machine according to claim 4, wherein: the visual illuminating lamp (333) is of a hollow circular ring-shaped structure, the visual illuminating lamp (333) is used for illuminating and adjusting the intensity of light so as to be convenient for a camera to observe, the first camera (61) is fixedly installed at the moving end of the vertical kinematic pair (332), and the positions of the first camera (61) and the material taking module are kept relatively fixed.

6. An SMT online continuous automatic labeling machine according to claim 1, wherein: an operation table (8) and a display screen (9) are arranged on the outer side of the dust cover (7).

7. An SMT online continuous automatic labeling machine according to claim 6, wherein: the direction in which the operation panel (8) and the display screen (9) face coincides with the direction in which the opening (71) faces the side of the dust cover (7).

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