CN219761113U

CN219761113U - Monitoring device based on floor automatic weld line is used

Info

Publication number: CN219761113U
Application number: CN202321186470.2U
Authority: CN
Inventors: 杜俭状; 张锦枫; 吕长亮; 康广权; 付昕亮; 齐石; 姜博瀚; 刘飞飞
Original assignee: FAW Group Corp; Faw Tooling Die Manufacturing Co Ltd
Current assignee: FAW Group Corp; Faw Tooling Die Manufacturing Co Ltd
Priority date: 2023-05-17
Filing date: 2023-05-17
Publication date: 2023-09-26
Anticipated expiration: 2033-05-17

Abstract

The utility model relates to the technical field of welding, and discloses a monitoring device for an automatic welding line based on a floor, which comprises the following components: frame, welding equipment, temperature monitoring devices, beat monitoring devices, welding quality monitoring devices and data processing system. The utility model detects the temperature of the welding joint through the infrared temperature sensor, compares the temperature with the set temperature value, and monitors whether deviation is caused to perform corresponding operation; the condition and the welding line image during welding are shot in real time through a camera, whether the welding is feasible or not is analyzed through a data processing system, and signals of the feasibility or not are respectively transmitted to two groups of counters so as to record the qualified and unqualified corresponding output of a single shift/a single day processed by the welding equipment in real time; the sound generated during each step in the automatic welding line is monitored in real time through a sound sensor, and compared with a planned and designed beat time sequence diagram, so as to analyze the achievement condition of the station beat.

Description

Monitoring device based on floor automatic weld line is used

Technical Field

The utility model relates to the technical field of welding, in particular to a monitoring device for an automatic floor welding line.

Background

In the welding production line, a monitoring system of the welding line is required to be arranged in a matched mode for monitoring all aspects in the welding process, wherein a beat recording mode can be adopted to record beat sound waves generated in each step of the welding line, then the beat sound waves are compared with a timing chart for setting the beat, and the achievement condition of the station beat can be analyzed.

The existing welding line monitoring system can realize active visual sensing through laser beams emitted by the laser diode and the CCD camera, and fusion processing and monitoring of data acquired by temperature and subjective vision are completed through the industrial personal computer. However, the system does not have the operation of detecting the temperature of the welding joint, wherein the welding machine has larger temperature change at the welding position, so that a user cannot know the temperature in time, and the welding effect is affected.

Disclosure of Invention

The utility model aims to provide a monitoring device for an automatic floor welding line, which is used for solving the problems in the background technology.

In order to solve the technical problems, the utility model is realized by adopting the following technical scheme:

a monitoring device for an automatic floor-based weld line, comprising:

a frame 100;

the welding device 200 is arranged at the top of the frame 100, and a welding head 210 of the welding device 200 extends downwards through the frame 100;

the temperature monitoring device 300 includes an infrared temperature sensor 310, where the infrared temperature sensor 310 is disposed at a side of the welding head 210 and is movably connected to a side of the frame 100;

the beat monitoring device 400 comprises a sound sensor 410, wherein the sound sensor 410 is arranged in a notch 420 formed in the top of the frame 100;

a welding quality monitoring apparatus 500 including a camera 510 and a camera 520, wherein a photographing range of the camera 510 and the camera 520 can cover the welding head 210;

the data processing system 600 is electrically connected with the electrical components of the welding apparatus 200, the temperature monitoring device 300, the beat monitoring device 400 and the welding quality monitoring device 500, and can receive the information transmitted by the electrical components and compare with the preset data.

Further, the infrared temperature sensors 310 are provided at two sides of the soldering head 210.

Further, the infrared temperature sensor 310 is movably connected with the frame 100 through an electric push rod 320, the electric push rod 320 is arranged on the side surface of the frame 100 in a penetrating manner, and the push rod of the electric push rod 320 can be pushed out of the frame 100; the infrared temperature sensor 310 is detachably connected to the push rod of the electric push rod 320.

Further, a rubber ring 430 is provided between the outer wall of the sound sensor 410 and the inner wall of the slot 420.

Further, the welding quality monitoring apparatus 500 further includes a first counter 540 and a second counter 550, wherein the first counter 540 and the second counter 550 are electrically connected to the data processing system 600, and count up by one after receiving the signal sent by the data processing system 600.

Further, the camera 510 and video camera 520 are rotatably coupled to the frame 100 by an angle adjustment mechanism 530.

Further, the angle adjusting mechanism 530 includes a servo motor 531 and a mounting plate 532, the servo motor 531 is disposed in a horizontal direction and is connected to the frame 100 through a mounting base 560, the mounting plate 532 is connected to a rotation shaft of the servo motor 531, and the camera 510 and the video camera 520 are mounted on the mounting plate 532.

Further, a transparent cover plate 533 is further disposed on the mounting plate 532, and the transparent cover plate 533 is sleeved outside the lenses of the camera 510 and the video camera 520.

Further, a table 700 is further included, the top of the table 700 is used for placing the data processing system 600, and a moving mechanism 710 capable of driving the table 700 to move is disposed at the bottom of the table 700.

Further, a protection device 720 is disposed on top of the table 700, the protection device 720 includes a storage frame plate 721 for placing the data processing system 600, a movable cover plate 722 is connected to the storage frame plate 721 in a switchable manner, and a space for accommodating the data processing system 600 is provided between the movable cover plate 722 and the storage frame plate 721 when the movable cover plate 722 is closed.

Further, the moving mechanism 710 includes a base 711 and a motor 715, the base 711 is provided with two sets of rollers 712, each set of two rollers 712 are connected through a rotating shaft 713, two parallel rotating shafts 713 are connected with an output shaft of the motor 715 through a triangle belt 714, and an output shaft of the motor 715 drives the rotating shaft 713 to rotate through the triangle belt 714.

Further, the table 700 further includes a lifting mechanism 730, and the lifting mechanism 730 is connected between the frame 721 and the base 711.

Further, the base 711 is constructed in a box-like structure; the lifting mechanism 730 includes four lifting rods 731 disposed at four corners above the top cover of the base 711, wherein the top ends of the lifting rods 731 are disposed in a level sleeve 732 disposed on the bottom surface of the storage frame plate 721 in a penetrating manner, the inner diameter of the level sleeve 732 is configured from top to bottom into a first section and a second section, and the diameter of the first section is smaller than that of the second section; the first section is sleeved on the telescopic rod of the lifting rod 731, and the diameter of the second section is larger than the outer diameter of the base of the lifting rod 731.

Further, a chair 740 is further provided between the storage frame 721 and the base 711, and legs 741 of the chair 740 are clamped in a clamping groove 742 formed on the top surface of the top cover of the base 711.

Compared with the prior art, the utility model has the beneficial effects that:

according to the monitoring device for the floor automatic welding line, in the floor automatic welding line, the infrared temperature sensor is used for receiving electromagnetic waves radiated when the surface temperature of the welding joint is higher than absolute zero, then the detected temperature signal is transmitted to the data processing system, the data processing system is used for recording the detected temperature value, comparing the detected temperature value with the set temperature value, obtaining whether the detected temperature value and the set temperature value have larger deviation according to comparison, and then the corresponding operation can be conveniently carried out according to whether the deviation exists.

The utility model provides a monitoring device for an automatic floor welding line, which is characterized in that a camera is used for shooting welding conditions and welding line images in real time, the images are transmitted to the inside of a data processing system electrically connected with the camera, then whether the welding is feasible or not is analyzed through a worker and the data processing system, feedback is carried out, signals of whether the feedback is yes or not are respectively transmitted to two groups of counters, then the number on the corresponding counter can be correspondingly increased by one, and the corresponding yields of qualification and disqualification of a single shift/a single day processed by welding equipment are recorded in real time.

The utility model provides a monitoring device for an automatic welding line based on a floor, which monitors sounds generated by the floor in each step in the automatic welding line in real time through a sound sensor, then transmits sound signals to a data processing system electrically connected with the sound signals, converts the sound signals into a time sequence diagram in the data processing system, records the duration of the same sound, compares the duration with a planned and designed beat time sequence diagram, and is used for analyzing the condition of achieving the station beat, and simultaneously displays the step that each action time exceeds the specified time sequence action time in the actual station beat monitoring in the data processing system.

According to the monitoring device for the floor automatic welding line, provided by the utility model, the height of the workbench is correspondingly adjusted by lifting according to the actual needs of the staff, so that the height position of the data processing system meets the actual needs of the staff, and the working comfort of the staff is further improved.

Drawings

The utility model is further described below with reference to the accompanying drawings:

FIG. 1 is a schematic diagram of a monitoring device for an automatic floor-based weld line in one embodiment;

FIG. 2 is a schematic view of a frame structure in one embodiment;

FIG. 3 is an exploded view of the structure of the temperature monitoring device in one embodiment;

FIG. 4 is a cross-sectional view of a beat monitor device in one embodiment;

FIG. 5 is a schematic diagram of a welding quality monitoring apparatus according to one embodiment;

FIG. 6 is an elevation view of a weld quality monitoring apparatus in one embodiment;

FIG. 7 is a schematic view of a structure of a workbench in an embodiment;

FIG. 8 is a schematic diagram of a movement mechanism in one embodiment;

FIG. 9 is a schematic view of the structure of the inside of the moving mechanism in one embodiment;

FIG. 10 is a schematic diagram of a lifting mechanism in one embodiment;

FIG. 11 is a schematic view of a lifter and level sleeve installation structure in one embodiment;

100. a frame;

200. welding equipment, 210. A welding head;

300. temperature monitoring device, 310. Infrared temperature sensor 320, an electric push rod, 321, a threaded ring and 322, and a threaded sleeve;

400. beat monitoring device, 410, sound sensor, 420, notch, 430, rubber ring, 440, cover plate;

500. welding quality monitoring device 510, camera 520, video camera 530, angle adjustment mechanism 531, servo motor 532, mounting plate 533, transparent cover plate 540, first counter 550, second counter 560, mounting base;

600. a data processing system;

700. work bench 710, moving mechanism 711, base 712, roller 713, rotary shaft 714, V-belt 715, motor 716, first gear 717, second gear; 720. protection device 721, storage frame plate 722, movable cover plate 730, lifting mechanism 731, lifting rod 732, layer sleeve 740, chair 741, chair legs 742 and clamping groove.

Detailed Description

For the purpose of promoting an understanding of the principles and advantages of embodiments of the utility model, reference will now be made in detail to the drawings, in which it is apparent that the embodiments described are some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, the present embodiment provides a monitoring device for an automatic floor-based welding line, including: frame 100, welding apparatus 200, temperature monitoring device 300, beat monitoring device 400, welding quality monitoring device 500, and data processing system 600.

Referring to fig. 2, the frame 100 is constructed in a portal-shaped structure to provide mounting support for the welding apparatus 200, the temperature monitoring device 300, the beat monitoring device 400, and the welding quality monitoring device 500.

The welding apparatus 200 is disposed at the top of the frame 100, and a welding head 210 of the welding apparatus 200 extends downward through the top plate of the frame 100.

The temperature monitoring device 300 includes an infrared temperature sensor 310, where the infrared temperature sensor 310 is disposed at a side of the welding head 210 and is movably connected to a side of the frame 100.

Referring to fig. 3, in one embodiment, the infrared temperature sensors 310 are provided in two, two on both sides of the soldering tip 210. The infrared temperature sensor 310 is movably connected with the frame 100 through an electric push rod 320, the electric push rod 320 is arranged on the side surface of the frame 100 in a penetrating way, and the push rod of the electric push rod 320 can be pushed out of the frame 100; the infrared temperature sensor 310 is detachably connected to the push rod of the electric push rod 320.

As a preferable solution, the push rod of the electric push rod 320 is provided with a threaded ring 321, the infrared temperature sensor 310 is in threaded connection with the threaded ring 321 through a threaded sleeve 322, and the two are detachable, so that the infrared temperature sensor 310 and the electric push rod 320 are convenient to disassemble and assemble.

The beat monitor 400 includes a sound sensor 410, where the sound sensor 410 is disposed in a notch 420 formed in the top of the frame 100.

Referring to fig. 4, in one embodiment, a rubber ring 430 is disposed between the outer wall of the sound sensor 410 and the inner wall of the slot 420, so as to prevent the sound sensor 410 from colliding with the inner wall of the slot 420, and a cover plate 440 is installed on the top of the slot 420.

Referring to fig. 5, the welding quality monitoring apparatus 500 includes a camera 510, a video camera 520, a first counter 540, and a second counter 550, and the photographing ranges of the camera 510 and the video camera 520 may cover the welding head 210.

The first counter 540 and the second counter 550 are electrically connected to the data processing system 600, and count up by one after receiving a signal sent by the data processing system 600.

In one embodiment, the camera 510 and video camera 520 are rotatably coupled to the frame 100 by an angle adjustment mechanism 530.

The angle adjusting mechanism 530 includes a servo motor 531 and a mounting plate 532, the servo motor 531 is disposed in a horizontal direction and is connected to the frame 100 through a mounting base 560, the mounting plate 532 is connected to a rotating shaft of the servo motor 531, and the camera 510 and the video camera 520 are mounted on the mounting plate 532.

Referring to fig. 6, as a preferred solution, the mounting plate 532 is further provided with a transparent cover plate 533, the transparent cover plate 533 is sleeved outside the lenses of the camera 510 and the video camera 520, and the transparent cover plate 533 can be used for protecting the lenses of the camera 510 and the video camera 520, so as to prevent welding slag from splashing to the surfaces of the two lenses during welding, damage the lenses of the two lenses, and influence the effect of capturing pictures.

Referring to fig. 7, in one embodiment, the monitoring device further includes a table 700, where a top of the table 700 is used to mount the data processing system 600, and a bottom of the table 700 is provided with a moving mechanism 710 that can drive the table 700 to move.

The top of the workbench 700 is provided with a protecting device 720, the protecting device 720 comprises a storage frame plate 721 for placing the data processing system 600, a movable cover plate 722 is connected to the storage frame plate 721 in a switchable manner, and when the movable cover plate 722 is closed, a space for accommodating the data processing system 600 is formed between the movable cover plate 722 and the storage frame plate 721, so that the data processing system 600 in the space is not interfered by the outside.

Preferably, the movable cover plate 722 is hinged with the storage frame plate 721 through a hinge.

Referring to fig. 8 and 9, the moving mechanism 710 includes a base 711 and a motor 715, the base 711 is provided with two sets of rollers 712, each set of two rollers 712 are connected through a rotating shaft 713, two parallel rotating shafts 713 are connected with an output shaft of the motor 715 through a triangle belt 714, and an output shaft of the motor 715 drives the rotating shaft 713 to rotate through the triangle belt 714.

In one embodiment, the table 700 further includes a lifting mechanism 730, and the lifting mechanism 730 is connected between the frame plate 721 and the base 711.

Referring to fig. 10 and 11, as a preferred embodiment, the base 711 is configured in a box-like structure; the lifting mechanism 730 includes four lifting rods 731 disposed at four corners above the top cover of the base 711, wherein the top ends of the lifting rods 731 are disposed in a level sleeve 732 disposed on the bottom surface of the storage frame plate 721 in a penetrating manner, the inner diameter of the level sleeve 732 is configured from top to bottom into a first section and a second section, and the diameter of the first section is smaller than that of the second section; the first section is sleeved on the telescopic rod of the lifting rod 731, the diameter of the second section is larger than the outer diameter of the base of the lifting rod 731, and when the frame plate 721 descends, the second section of the layer sleeve 732 can be sleeved on the outer side of the base of the lifting rod 731.

In one embodiment, a chair 740 is further disposed between the storage frame 721 and the base 711, and legs 741 of the chair 740 are clamped in a clamping groove 742 formed on the top surface of the base 711, so that the chair 740 can be taken out when the chair is needed to be used.

The working steps of the monitoring device for the automatic floor welding line are as follows:

step one, a periodically variable current is externally connected to the motor 715, the motor 715 is started, the output end of the motor 715 drives the first gear 716 to rotate clockwise or anticlockwise, then the triangle belt 714 which is coordinately connected with the first gear 716 through a tooth slot is driven to rotate, then two groups of second gears 717 which are coordinately connected with the triangle belt 714 through a tooth slot can drive the rotating shaft 713 to synchronously rotate, and at the moment, the base 711 can drive the protecting device 720 arranged at the top of the base 711 to move on a plane so as to change the position.

Step two, after the workbench 700 is moved to a proper position, a worker takes out the chair 740 matched with the top of the base 711, and then applies turning force to the movable cover plate 722 covered on the object placing frame plate 721 to enable the movable cover plate 722 to rotate 180 degrees along the connecting area with the object placing frame plate 721; meanwhile, according to the actual needs of the staff, the lifting rod 731 is correspondingly driven to perform up-down telescopic operation so as to drive each part at the top of the lifting rod to adjust the height of the position, so that the height of the data processing system 600 meets the actual needs of the staff, then the data processing system 600 is started, and then the data processing system 600 is electrically connected with each monitored electric part at the welding position.

Step three, before the floor is conveyed to the position right below the welding apparatus 200, two sets of the electric push rods 320 are required to be started, the infrared temperature sensor 310 installed at one end of the electric push rods is driven to move towards the welding head 210, then the non-contact temperature detection is performed on the welding head 210 through the infrared temperature sensor 310, the detected temperature data are transmitted to the data processing system 600 electrically connected with the infrared temperature sensor 310, the detected temperature value is recorded through the data processing system 600, the detected temperature value is compared with a set temperature value, and if the detected temperature value and the set temperature value deviate greatly, the data processing system 600 can give out an alarm to warn workers, and the welding operation is suspended.

Step four, after the temperature detection, the floor is conveyed to the lower side of the welding device 200 by an external conveying device, then the welding device 200 is started, the welding head 210 at the bottom of the welding device moves gradually towards the floor, and welding operation is performed, at this time, the on-site welding device data can be collected by the sound sensor 410, the collected data are transmitted to the inside of the data processing system 600 which is electrically connected with the sound sensor, and meanwhile, the collected data are compared with a beat time sequence chart planned and designed in the data processing system 600, so that the condition of achieving the station beat is analyzed, and the step that each action time exceeds the specified time sequence action time in the actual station beat monitoring is required to be displayed in the data processing system 600.

Step five, during the welding process, the condition and the image of the welding seam can be photographed in real time by the camera 520, and the image is transmitted to the inside of the data processing system 600 electrically connected with the camera, and then the operator and the data processing system 600 are used for analyzing whether the welding is feasible or not, and feedback is performed, the feedback is feasible, the information can be transmitted to the first counter 540, and the value of the first counter 540 is increased by one; otherwise, the data is transferred to the second computer 550, and then the value of the second counter 550 is increased by one, so as to record the qualified and unqualified corresponding output of the single shift/day processed by the welding equipment in real time.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

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

Claims

1. A monitoring device for an automatic floor-based welding line, comprising:

a frame (100);

the welding equipment (200) is arranged at the top of the frame (100), and a welding head (210) of the welding equipment (200) penetrates through the frame (100) and protrudes downwards;

a temperature monitoring device (300) comprising an infrared temperature sensor (310), wherein the infrared temperature sensor (310) is arranged at the side edge of the welding head (210) and is movably connected to the side surface of the frame (100);

the beat monitoring device (400) comprises a sound sensor (410), wherein the sound sensor (410) is arranged in a notch (420) formed in the top of the frame (100);

a welding quality monitoring device (500) comprising a camera (510) and a video camera (520), the shooting range of the camera (510) and the video camera (520) can cover the welding head (210);

the data processing system (600) is electrically connected with the electrical components of the welding equipment (200), the temperature monitoring device (300), the beat monitoring device (400) and the welding quality monitoring device (500), and can receive information transmitted by the electrical components and compare the information with preset data.

2. The floor-based automatic weld line monitoring device of claim 1, wherein the infrared temperature sensors (310) are two, disposed on either side of the weld head (210).

3. The floor automatic welding line-based monitoring device according to claim 1, wherein the infrared temperature sensor (310) is movably connected with the frame (100) through an electric push rod (320), the electric push rod (320) is arranged on the side surface of the frame (100) in a penetrating way, and the push rod of the electric push rod (320) can be pushed out into the frame (100); the infrared temperature sensor (310) is detachably connected to the push rod of the electric push rod (320).

4. The floor automatic welding line-based monitoring device of claim 1, wherein a rubber ring (430) is disposed between the outer wall of the sound sensor (410) and the inner wall of the slot (420).

5. The floor-based automatic weld line monitoring device of claim 1, wherein the weld quality monitoring device (500) further comprises a first counter (540) and a second counter (550), the first counter (540) and the second counter (550) being electrically connected to the data processing system (600), the count being incremented upon receipt of a signal from the data processing system (600).

6. The floor-based automatic weld line monitoring device of claim 1, wherein the camera (510) and video camera (520) are rotatably coupled to the frame (100) by an angle adjustment mechanism (530).

7. The floor automatic welding line-based monitoring device according to claim 6, wherein the angle adjusting mechanism (530) comprises a servo motor (531) and a mounting plate (532), the servo motor (531) is horizontally arranged and connected to the frame (100) through a mounting base (560), the mounting plate (532) is connected to a rotating shaft of the servo motor (531), and the camera (510) and the video camera (520) are mounted on the mounting plate (532).

8. The floor automatic welding line-based monitoring device according to claim 7, wherein a transparent cover plate (533) is further provided on the mounting plate (532), and the transparent cover plate (533) is sleeved outside the lenses of the camera (510) and the video camera (520).

9. The floor-based automatic weld line monitoring device of claim 1, further comprising a table (700), wherein the top of the table (700) is used for placing the data processing system (600), and a moving mechanism (710) capable of driving the table (700) to move is arranged at the bottom of the table.

10. The floor automatic welding line-based monitoring device according to claim 9, wherein a protection device (720) is arranged at the top of the workbench (700), the protection device (720) comprises a storage frame plate (721) for placing the data processing system (600), a movable cover plate (722) is connected to the storage frame plate (721) in a switchable manner, and a space for accommodating the data processing system (600) is reserved between the movable cover plate (722) and the storage frame plate (721) when the movable cover plate (722) is closed.

11. The floor automatic welding line-based monitoring device according to claim 10, wherein the moving mechanism (710) comprises a base (711) and a motor (715), the base (711) is provided with two groups of rollers (712), each group of two rollers (712) are connected through a rotating shaft (713), two parallel rotating shafts (713) are connected with an output shaft of the motor (715) through a triangle belt (714), and an output shaft of the motor (715) drives the rotating shaft (713) to rotate through the triangle belt (714).

12. The floor-based automated weld line monitoring device of claim 11, wherein the workstation (700) further comprises a lift mechanism (730), the lift mechanism (730) being coupled between the storage frame plate (721) and the base (711).

13. A monitoring device for automatic floor-based welding lines according to claim 12, characterized in that said base (711) is configured as a box-like structure; the lifting mechanism (730) comprises four lifting rods (731) arranged at four corners above the top cover of the base (711), the top ends of the lifting rods (731) are arranged in a layer sleeve (732) arranged on the bottom surface of the storage frame plate (721) in a penetrating mode, the inner diameter of the layer sleeve (732) is configured into a first section and a second section from top to bottom, and the diameter of the first section is smaller than that of the second section; the first section is sleeved on the telescopic rod of the lifting rod (731), and the diameter of the second section is larger than the outer diameter of the base of the lifting rod (731).

14. The monitoring device for the automatic floor welding line according to claim 13, wherein a chair (740) is further arranged between the storage frame plate (721) and the base (711), and chair legs (741) of the chair (740) are clamped in clamping grooves (742) formed in the upper surface of the top cover of the base (711).