CN212905461U - Laser detection mechanism for automobile spray-coating part - Google Patents
Laser detection mechanism for automobile spray-coating part Download PDFInfo
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- CN212905461U CN212905461U CN201921991243.0U CN201921991243U CN212905461U CN 212905461 U CN212905461 U CN 212905461U CN 201921991243 U CN201921991243 U CN 201921991243U CN 212905461 U CN212905461 U CN 212905461U
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Abstract
The utility model discloses a laser detection mechanism for automobile spray-coated parts, which comprises a test frame, a spray-coating hanging frame and an electric cabinet component; a spraying workpiece to be sprayed is placed on the front side of the spraying hanger, and corresponds to the position of a spray gun of the spraying robot; the test frame is arranged on the back of the spraying hanging rack, and six laser sensors corresponding to the positions of the spraying hanging rack are mounted on the test frame. The utility model can detect data and correct the posture of the spraying hanging rack, thereby saving time and labor; through the analysis and the many corrections to historical data, can gradually correct big and little numerical value to median, make the spraying stores pylon gesture tend to unify, this will effectively improve the spraying condition, make the spraying quality stable, the defective rate reduces by a wide margin. Is more beneficial to energy conservation and environmental protection.
Description
Technical Field
The utility model relates to a spraying equipment field, concretely relates to laser detection mechanism for car spraying spare.
Background
As shown in fig. 1, in the existing situation, a spraying workpiece 10 is hung on a spraying jig on a robot spraying line, then the spraying jig is hung on spraying supports 10, a plurality of spraying supports 10 are driven by a conveying chain and connected end to form a closed-loop transmission system, and when the spraying supports 10 sequentially pass through a robot 8, the robot 8 uses a spray gun 9 to perform spraying operation on the spraying workpiece 10.
When the spraying support is used circularly, the paint layer on the surface becomes thicker and thicker, and the spraying support must be detached periodically, transported to a specified cleaning unit, removed with a chemical or high-temperature mode, and transported back to a spraying line for reuse. A, B two groups of spraying brackets are usually needed to be replaced, so that the production is prevented from being interrupted; the spraying support is easy to deform in the processes of disassembly, transportation, paint removal, inspection and installation, and the position and the posture of the spraying support are changed after the spraying support is installed back to the spraying line.
As the surface of the spray part becomes more complex, some spray parts have a greater surface curvature and in order to achieve good spray quality, the robot must travel a curved path at a relatively close distance. The gun travels to certain points in the path and is in close proximity to other locations on the workpiece. When the posture of the spraying hanging rack for supporting the spraying piece is changed, the spray gun and the spraying piece are collided or scraped to interfere. Causing the spray part to fall off or have a poor surface. When the posture of the spraying hanger changes, the relative distance and angle between the spraying part and the spray gun change, so that the spraying defects of sagging, orange peel and the like are caused, the product quality is seriously reduced, batch scrapping is caused, and paint and materials are wasted.
At present, no efficient laser detection mechanism or method for automobile spray-coated parts exists, the skew degree can be judged manually only by placing a laser level meter, and correction is carried out by taking the skew degree as a reference, so that the time and the labor are consumed, and the repeatability is poor. And cannot be further analyzed without objective data; the spraying production line needs regular inspection and correction, the operating rate of the spraying line is greatly reduced, the success rate of inspection and correction is low, the rework rate is high, and the effect cannot be determined after correction.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: aiming at the defects in the prior art, the laser detection mechanism for the automobile spray-coated part is provided.
In order to achieve the purpose, the utility model provides a laser detection mechanism for automobile spraying parts, which comprises a testing frame, a spraying hanging frame and an electric cabinet assembly; a spraying workpiece to be sprayed is placed on the front side of the spraying hanger, and corresponds to the position of a spray gun of the spraying robot; the test frame is arranged on the back of the spraying hanging rack, six laser sensors corresponding to the positions of the spraying hanging rack are mounted on the test frame, and the first laser sensor and the second laser sensor respectively correspond to the positions of two sides of the upper end face of the spraying hanging rack; the third laser sensor and the fourth laser sensor respectively correspond to the positions on two sides of the upper end of the spraying hanging rack; the fifth laser sensor corresponds to the middle position of the upper end of the spraying hanging rack; the sixth laser sensor corresponds to the middle position of the lower end of the spraying hanging rack; a vertical upright post is also arranged in the middle position of the lower end of the test frame, and an upright post detection sensor corresponding to the upright post is arranged on the corresponding test frame; all install signal cable on this stand detection sensor and six laser sensor, be connected with the electric cabinet subassembly through signal cable is corresponding.
Preferably, the electric cabinet assembly comprises a cabinet body, a cabinet cover on the cabinet body, a power supply in the cabinet body, a programmable logic controller, an analog quantity module and a touch screen.
Preferably, the upper end of the test frame is provided with a mounting frame protruding forwards, and the first laser sensor and the second laser sensor are correspondingly arranged at the lower end of the mounting frame and aligned with the two sides of the upper end surface of the spraying hanging frame; and the installation rod is correspondingly arranged below the installation frame, and the third laser sensor, the sixth laser sensor and the upright post detection sensor can be correspondingly installed.
Preferably, the stand column detection sensor and the six laser sensors are respectively provided with a position adjusting device, and the stand column detection sensor and the six laser sensors are correspondingly arranged on the test frame through the position adjusting devices.
Preferably, the upright post is hung on the spraying hanging rack, and no matter the spraying hanging rack is positioned at various postures, when the spraying hanging rack is stable, the upright post at the lower part is always positioned in a vertical state.
Has the advantages that: compared with the prior art, the utility model, have following advantage:
(1) the utility model discloses use laser sensor to detect spraying stores pylon gesture, for non-contact measurement mode, detection speed is fast, and data repeatability is good, and relative to the current mode of using the robot counter point, paying off with the laser level meter, it need not artificial intervention to have, need not artifical adjustment position, need not advantages such as artifical judgement deviation degree;
(2) the utility model uses the Programmable Logic Controller (PLC) to analyze and record the measured data, which can automatically record and store the data of the measuring point, is convenient for archiving and tracing, and can provide real-time data during correction, thereby greatly facilitating the correction work and having extremely high one-time correction qualification rate;
(3) the utility model has simple use structure and quick assembly and disassembly, can be used when being installed, can be easily disassembled and stored after being used, does not interfere with normal production, and is quick and convenient;
(4) the utility model discloses an use can effectively improve the accuracy of spraying stores pylon gesture detection, save detection time, prepare to accomplish the back automated inspection and record data, need not special person on duty, improved detection efficiency and degree of automation;
(5) the utility model can detect data and correct the posture of the spraying hanging rack, thereby saving time and labor; through the analysis and the many corrections to historical data, can gradually correct big and little numerical value to median, make the spraying stores pylon gesture tend to unify, this will effectively improve the spraying condition, make the spraying quality stable, the defective rate reduces by a wide margin. Is more beneficial to energy conservation and environmental protection.
Drawings
FIG. 1 is a prior art spray hanger use diagram;
FIG. 2 is a diagram showing the structure of the spraying rack and the testing frame;
FIG. 3 is a front view of FIG. 2;
FIG. 4 is a structural diagram of a testing frame of the present invention;
fig. 5 is a side view of the middle test frame of the present invention;
fig. 6 is a top view of the testing frame of the present invention;
fig. 7 is a position corresponding diagram of the spraying hanging rack and the sensor in the utility model;
FIG. 8 is a side view of FIG. 7;
FIG. 9 is a structural diagram of the electric cabinet assembly of the present invention;
FIG. 10 is a schematic circuit diagram of the electric control box assembly of the present invention;
fig. 11 is a schematic diagram of an automatic mode of the touch screen of the present invention;
fig. 12 is a schematic diagram of a manual mode of the touch screen according to the present invention;
fig. 13 is a schematic diagram of a test data frame of the middle touch screen of the present invention;
FIG. 14 is a front view of the detection principle of the present invention;
fig. 15 is a schematic top view of the detection principle of the present invention;
fig. 16 is a schematic side view of the detection principle of the present invention.
Detailed Description
The present invention will be further clarified by the following embodiments, which are implemented on the premise of the technical solution of the present invention, with reference to the attached drawings, and it should be understood that these embodiments are only used for illustrating the present invention and are not used for limiting the scope of the present invention.
As shown in fig. 2 and fig. 3, the present embodiment provides a laser detection mechanism for an automobile spray-coated part, which includes a testing frame 19, a spraying hanger 11 and an electric cabinet assembly; a spraying workpiece 10 to be sprayed is placed on the front surface of the spraying hanger 11, and the spraying workpiece 10 corresponds to the position of a spray gun 9 of the spraying robot 8; the test frame 19 is arranged on the back of the spraying hanger 11, six laser sensors corresponding to the positions of the spraying hanger 11 are mounted on the test frame 19, and the first laser sensor 1 and the second laser sensor 2 respectively correspond to the positions on two sides of the upper end face of the spraying hanger 11; the third laser sensor 3 and the fourth laser sensor 4 respectively correspond to the positions on two sides of the upper end of the spraying hanging rack 11; the fifth laser sensor 5 corresponds to the middle position of the upper end of the spraying hanging rack 11; the sixth laser sensor 6 corresponds to the middle position of the lower end of the spraying hanging rack 11; a vertical upright post 12 is also arranged in the middle position of the lower end of the test frame 19, and an upright post detection sensor 7 corresponding to the upright post 12 is arranged on the corresponding test frame 19; all install signal cable on this stand detection sensor 7 and six laser sensor, be connected with the electric cabinet subassembly through signal cable is corresponding.
The electric cabinet assembly comprises a box body 15, a box cover 14 on the box body 15, a power supply 16 in the box body 15, a programmable logic controller 17, an analog quantity module 18 and a touch screen 13.
The upper end of the test frame 19 is provided with a mounting frame 21 protruding forwards, and the first laser sensor 1 and the second laser sensor 2 are correspondingly arranged at the lower end of the mounting frame 21 and aligned with the two sides of the upper end surface of the spraying hanger 11; and a mounting rod 22 is correspondingly provided below the mounting frame 21, and third to sixth laser sensors and the pillar detecting sensor 7 can be correspondingly mounted.
The upright post detection sensor 7 and the six laser sensors are respectively provided with a position adjusting device 20, and the position adjusting devices 20 are correspondingly arranged on the test frame 19; the upright post 12 is hung on the spraying hanging rack 11, and no matter the spraying hanging rack 11 is positioned at various postures, when the spraying hanging rack 11 is stable, the upright post 12 below is always positioned in a vertical state.
As shown in fig. 4, 5 and 6, the testing frame assembly 19 is constructed by aluminum profiles, is installed at a designated position of the spraying line body, plays a role of stably supporting the sensor, is installed before use, and is detached and stored after use. The upper end of the installation frame 21 is provided with a mounting frame 21 protruding forwards, and the first laser sensor 1 and the second laser sensor 2 are correspondingly arranged at the lower end of the installation frame 21 and are aligned with the two sides of the upper end surface of the spraying hanging frame 11; and a mounting rod 22 is correspondingly provided below the mounting frame 21, and third to sixth laser sensors and the pillar detecting sensor 7 can be correspondingly mounted.
As shown in fig. 7 and 8, the sensor assembly includes first to sixth laser sensors, a position adjusting device 20, a pillar detecting sensor 7, and a signal cable. The first to sixth laser sensors are all mounted on a position adjustment device 20, the position adjustment device 20 being mounted on the test frame assembly 19. Six laser sensor are used for gathering 11 distance data of spraying stores pylon, and stand detection sensor 7 is used for detecting whether there is stand 12 to pass through, gives the stand count of passing through then, and signal cable one end is connected on the sensor, can dismantle at any time, and one end is connected to the electrical cabinet subassembly, and position control device 20 is used for finely tuning laser sensor's spatial position.
As shown in fig. 9, for the layout schematic diagram of the electric cabinet of the present invention, the electric cabinet assembly includes a cabinet cover 14, a cabinet body 15, a power supply 16, a Programmable Logic Controller (PLC)17, an analog module 18, and a touch screen 13; a power supply 16, a Programmable Logic Controller (PLC)17, and an analog module 18 are installed inside the case body 15, and a touch screen 13 is installed on the case cover 14, the touch screen 13 being used for operating and observing data.
As shown in fig. 10, S1-S6 therein indicates six laser sensors, S7 indicates a mast detection sensor 7, AD indicates an analog quantity module 18, PLC indicates a Programmable Logic Controller (PLC)17, HMI indicates a touch panel 13, POWER indicates a POWER supply 16; the utility model discloses the circuit principle is: the six laser sensors are used for collecting distance data of the spraying hanging frame 11, and the upright post detection sensor 7 is used for detecting whether the upright post 12 passes through or not and transmitting the data to the analog quantity module 18 in the electric control box component through a signal cable; the signals are converted into digital signals and transmitted to the programmable logic controller 17, and the touch screen 13 is connected to the programmable logic controller 17 and used for operating and observing data; the power supply 16 supplies power to the touch screen 13, the programmable logic controller 17 and the analog module 18.
Stores pylon gesture deviation has various circumstances, through concluding up and putting in order, the utility model discloses use multiunit laser sensor to detect the spraying stores pylon gesture, have the advantage of accuracy, easily discovery deviation direction, be favorable to correcting fast.
As shown in fig. 14, when the coating hanger 11 is tilted left and right, the values of the laser sensors 1 and 2 are different, and whether the tilt degree meets the requirement can be confirmed by comparing the difference of the values.
As shown in fig. 15, when the coating hanger 11 rotates clockwise and counterclockwise around the upright post 12, the values of the laser sensors 3 and 4 are different, and the difference between the values can be compared to determine whether the clockwise and counterclockwise rotation degrees meet the requirements.
As shown in fig. 16, when the coating hanger 11 is tilted forward and backward, the values of the laser sensors 5 and 6 are different, and whether the forward and backward degrees meet the requirements can be confirmed by comparing the difference between the values;
as shown in fig. 11, the utility model discloses show the automatic mode picture at the touch-sensitive screen, the user can be in the continuous, unmanned on duty detection of automatic mode and the data of all spraying stores pylons of record. As shown in fig. 12, the utility model discloses show the manual mode picture at the touch-sensitive screen, the user can detect, correct the gesture of spraying stores pylon on one side at manual mode, and real-time data will improve by a wide margin and correct the success rate. Fig. 13 shows, the utility model discloses can show the detection numerical value of the laser sensor 1-6 of each spraying stores pylon to and automatic calculation's 1-2, 3-4, 5-6 deviation value, when the actual deviation value surpassed "deviation set value", show, like the numerical value of circle sign in the picture, show that this spraying stores pylon is unqualified with red characters, and unqualified numerical value. Reminding a user to correct the posture of the spraying hanging rack; the user is in the detection data under manual mode, corrects the gesture of spraying stores pylon simultaneously, labour saving and time saving.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (2)
1. The laser detection mechanism for the automobile spray-coated part comprises a test frame (19), a spray-coating hanger (11) and an electric cabinet assembly; the method is characterized in that:
the front surface of the spraying hanging rack (11) is provided with a spraying workpiece (10) to be sprayed, the spraying workpiece (10) and the spraying
The position of a spray gun (9) of the coating robot (8) corresponds to that of the spray gun;
the test frame (19) is arranged on the back of the spraying hanger (11), and the upper part of the test frame (19)
Six laser sensors corresponding to the positions of the spraying hangers (11) are arranged, wherein the first laser sensor
The device (1) and the second laser sensor (2) respectively correspond to the positions on two sides of the upper end surface of the spraying hanging rack (11); first, the
The three laser sensors (3) and the fourth laser sensor (4) respectively correspond to two side positions at the upper end of the spraying hanging rack (11)
Placing; the fifth laser sensor (5) corresponds to the middle position of the upper end of the spraying hanging rack (11); sixth laser
The optical sensor (6) corresponds to the middle position of the lower end of the spraying hanging rack (11); and testing the frame (19)
A vertical upright post (12) is also arranged at the middle position of the lower end, and a vertical post is arranged on a corresponding test frame (19)
An upright post detection sensor (7) corresponding to the position of the post (12); the column detection sensor (7) and six lasers
The optical sensors are respectively provided with a signal cable which is correspondingly connected with the electric cabinet assembly through the signal cable; the described test
The upper end of the test frame (19) is provided with a mounting frame (21) protruding forwards, a first laser sensor (1) and
the second laser sensor (2) is correspondingly arranged at the lower end of the mounting frame (21) and is aligned with the spraying hanging frame (11)
The two sides of the upper end surface are positioned; and a mounting rod (22) is correspondingly arranged below the mounting frame (21) and can correspond to the mounting rod
Mounting third to sixth laser sensors and a column detection sensor (7); the electric control box assembly comprises a box body (15), a box cover (14) on the box body (15), a power supply (16) in the box body (15), a programmable logic controller (17), an analog quantity module (18) and a touch screen (13), wherein a stand column (12) is hung on the spraying hanging rack (11), and after the spraying hanging rack (11) is stable, the stand column (12) below is always positioned in a vertical state.
2. The laser detection mechanism for automotive spray parts of claim 1, characterized in that:
the upright post detection sensor (7) and the six laser sensors are respectively provided with a position adjusting device (20),
the position adjusting device (20) is correspondingly mounted on the test frame (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921991243.0U CN212905461U (en) | 2019-11-18 | 2019-11-18 | Laser detection mechanism for automobile spray-coating part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921991243.0U CN212905461U (en) | 2019-11-18 | 2019-11-18 | Laser detection mechanism for automobile spray-coating part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212905461U true CN212905461U (en) | 2021-04-06 |
Family
ID=75226098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921991243.0U Active CN212905461U (en) | 2019-11-18 | 2019-11-18 | Laser detection mechanism for automobile spray-coating part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212905461U (en) |
-
2019
- 2019-11-18 CN CN201921991243.0U patent/CN212905461U/en active Active
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