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CN-122006931-A - Rotary device applied to coating line coating working machine and control system

CN122006931ACN 122006931 ACN122006931 ACN 122006931ACN-122006931-A

Abstract

The invention discloses a rotating device applied to a coating working machine of a coating line, which comprises a coating robot, a rotating jig frame mechanism, a spray gun and a spray gun, wherein the coating robot is arranged in a totally-enclosed coating production line and used for driving the spray gun to move, the rotating jig frame mechanism is used for fixing an automobile part to be coated and is matched with the coating robot to rotate, and the spray gun is arranged on a mechanical arm of the coating robot and used for executing automatic spraying operation of the automobile part. The invention avoids the quality defects of coating falling, chromatic aberration and the like, ensures the quality stability of products, greatly shortens the production period, reduces the manpower input and labor intensity, improves the production efficiency, reduces the waste and the product rejection rate, and reduces the production cost.

Inventors

  • FAN YIGUO

Assignees

  • 重庆兴渝湘实业有限公司

Dates

Publication Date
20260512
Application Date
20260313

Claims (10)

  1. 1. A rotary device for a coating working machine of a coating line is characterized by comprising The coating robot is arranged in the totally-enclosed coating production line and is used for driving the spray gun (1) to move; The rotary jig frame body mechanism (2) is used for fixing an automobile part (3) to be coated and is matched with the coating robot to rotate; and the spray gun (1) is arranged on the mechanical arm of the coating robot and is used for executing automatic spraying operation of the automobile parts.
  2. 2. The rotating device applied to a coating line coating working machine according to claim 1, wherein the rotating jig frame mechanism (2) comprises a first rotating assembly (5); The first rotating assembly (5) comprises a positioning seat (6), a support (7) is arranged on the positioning seat (6), a first motor (8) is arranged on the support (7), the output end of the first motor (8) is connected with a rotating sphere (9) and used for driving the rotating sphere (9) to rotate, the rotating sphere (9) is connected with a positioning frame (11) through an extension rod (10), and the positioning frame (11) is used for positioning the automobile part (3).
  3. 3. The rotating device applied to the coating line coating working machine according to claim 2, wherein the positioning seat (6) is arranged in a positioning box body (12), an opening (13) for the extension rod (10) to move is formed in the positioning box body (12), and a box door (15) is arranged on the positioning box body (12); The support (7) comprises a main support plate (16), the main support plate (16) is connected with the positioning seat (6), a reinforcing plate (17) is arranged at an included angle of the main support plate (16) and the positioning seat (6), the first motor (8) is arranged on the outer side of the main support plate (16), and a first rotating piece (19) connected with the output end of the first motor (8) is arranged on the inner side of the main support plate (16); The first rotating piece (19) comprises a connecting section (20) connected with the output end of the first motor (8), the connecting section (20) is connected with the upper end of the inclined section (21), the lower end of the inclined section (21) is connected with a parallel section (22), the inner side of the parallel section (22) is rotationally connected with the rotary sphere (9) through a connecting shaft (23), and the outer side of the parallel section (22) is connected with the extension rod (10).
  4. 4. The rotating device applied to the coating line coating working machine according to claim 3, wherein the bracket (7) comprises a secondary support plate (26), the secondary support plate (26) is vertically arranged with the main support plate (16) and is connected with the middle section of the main support plate (16), a second motor (27) is arranged at the inner side of the secondary support plate (26), the output end of the second motor (27) is connected with a second rotating member (28) positioned at the outer side of the secondary support plate (26), the second rotating member (28) has the same structure as the first rotating member (19), a limiting column (29) is arranged on the second rotating member (28), a limiting groove (30) is formed in the outer wall of the rotating sphere (9), and the limiting column (29) is positioned in the limiting groove (30) and can move along the length direction of the limiting groove (30).
  5. 5. The rotating device for a coating line coating machine according to claim 4, wherein the rotating jig frame mechanism (2) further comprises a second rotating assembly (31) located in the positioning case (12); the second rotating assembly (31) comprises a base (32), a third motor (33) and a fourth motor (35) are arranged on the base (32), a worm (36) is arranged between the third motor (33) and the fourth motor (35), the third motor (33) is used for driving the worm (36) to rotate, a worm wheel (37) meshed with the worm is arranged on the worm (36), the worm wheel (37) is rotatably arranged on a mounting frame (38), two ends of the mounting frame (38) are respectively connected with a first connector (51) and a second connector (52) through a first extending plate (39) and a second extending plate (50), the first connector (51) is rotatably sleeved on an output shaft of the third motor (33), and the second connector (52) is sleeved on an output end of the fourth motor (35). Swing rods (53) are arranged on two sides of the mounting frame (38), each swing rod (53) swings along with rotation of the worm wheel (37), the other end of each swing rod (53) is simultaneously connected with the positioning seat (6), the worm (36) and the worm wheel (37) are driven to move through a third motor (33), the positioning seat (6) is driven to move through the swing rods (53), and the positioning seat (6) is movably arranged in the positioning box body (12); The fourth motor (35) drives the mounting frame (38) to control the worm wheel (37) to radially rotate, and the worm wheel (37) is in radial contact with the worm (36).
  6. 6. A control system for a coating line coating machine, the system comprising: The control instruction generation module is used for generating a rotation angle instruction, a spray gun moving instruction and a motor driving instruction according to the coating requirement of the automobile parts; the rotary driving control module is used for receiving a rotation angle instruction, respectively controlling the start and stop and the rotation speed of the first motor, the second motor, the third motor and the fourth motor, and driving the rotary jig frame mechanism to finish any angle rotation within 135 degrees up and down and left and right; The spray gun cooperative control module is used for receiving a spray gun moving instruction, controlling a mechanical arm of the coating robot to drive the spray gun to synchronously move, and realizing full-coverage spraying by matching with the rotating action of the rotating jig frame body mechanism; the position detection feedback module is used for detecting the real-time position of the rotary sphere through the cooperation of the limit groove and the limit column, detecting the swing position of the positioning seat through a position sensor on the mounting frame, and feeding back the position data to the control instruction generation module; The fault monitoring and early warning module is used for monitoring the running state of each motor, the connection state of each connecting part and the quality detection data of a coating surface in real time, generating a grading early warning signal when abnormal running parameters, connection looseness or coating defects are detected, wherein the first-stage early warning is slight abnormality, the system is automatically corrected, the second-stage early warning is moderate abnormality, related actions are suspended and prompted, the third-stage early warning is serious abnormality, emergency shutdown is carried out, and a fault intelligent diagnosis unit is triggered, and the fault intelligent diagnosis unit rapidly locates faults based on a fault case database and a machine learning algorithm.
  7. 7. The control system for a coating line coating machine according to claim 6, further comprising an AI intelligent prediction optimization module for predicting an optimal rotation path of the rotating jig frame mechanism and an optimal movement path of the spray gun in advance by analyzing historical coating data based on a machine learning algorithm, and performing parameter pre-optimization before the control instruction generation module outputs an instruction, and simultaneously, the module can learn dynamic adjustment data in the current coating process in real time and continuously iterate an optimization algorithm model.
  8. 8. The control system applied to a coating line coating working machine according to claim 7, further comprising: The system comprises a parameter storage calibration module, a laser interference calibration unit, a position detection feedback module, a spray gun positioning calibration module, a control module and a control module, wherein the parameter storage calibration module is used for storing optimal coating rotation parameters and spray gun movement parameters of different automobile parts, constructing a dynamic parameter database, automatically matching similar parameters based on the three-dimensional model characteristics of the parts and intelligently correcting the parameters; The linkage synchronous adjusting module is used for receiving the real-time position data of the position detection feedback module and the deviation data of the laser interference calibration unit, dynamically adjusting the motor driving parameters and the spray gun moving parameters through a multivariable coupling algorithm, realizing the rotating action, the spraying action and the calibration action, controlling the rotating error within the range of +/-0.005 degrees and the spraying error within the range of +/-0.02 mm; The state display interaction module adopts a holographic projection interaction interface, displays the running state of the system, working parameters of each motor, rotation angles, fault early warning information and calibration compensation data in a real-time three-dimensional visual manner, supports staff to input instructions through voice instructions or gesture operation, modifies parameters and confirms fault processing results, has a fault tracing function, and can automatically call a complete running data chain 30 seconds before a fault occurs.
  9. 9. The control system applied to the coating working machine of the coating line according to claim 8, further comprising a coating environment self-adaptive adjusting module, wherein the coating environment self-adaptive adjusting module integrates a temperature and humidity sensor, a coating viscosity monitoring unit and an air flow speed detecting component, acquires temperature and humidity data in the coating line, coating viscosity data at a spray gun outlet and air flow speed data in a closed space in real time, converts the environment data into parameter correction coefficients through the intelligent prediction optimizing module and dynamically adjusts motor driving parameters, spray gun moving speed and coating spraying pressure, so that the control system still keeps coating accuracy not lower than 98% of an original set value within the range of temperature and humidity fluctuation of +/-5 ℃/+/-10% RH and coating viscosity change of +/-15%.
  10. 10. The control system for a coating line coating machine according to claim 9, wherein the fault case database and AI intelligent prediction optimization module converts fault data into preventive type parameter correction basis, and adjusts related parameters in advance in a subsequent coating process.

Description

Rotary device applied to coating line coating working machine and control system Technical Field The invention relates to the technical field of coating, in particular to a rotating device and a control system applied to a coating line coating working machine. Background In the automobile manufacturing industry, the coating processing of automobile exterior trimming accessories is a key link for guaranteeing the appearance quality of products and improving the corrosion resistance, along with the rapid development of industrial automation technology and the continuous improvement of environmental protection requirements, the traditional open production line is gradually replaced by the automatic operation of a fully-closed production line depending on the coating mode of manual operation; However, the existing fully-closed automatic coating scheme still has the defects that the structural design of part of automobile accessories is complex, hidden parts with various angles are drilled, the parts are limited by the rotation range and the movement track of a mechanical arm of a coating robot, full-coverage coating of the parts cannot be realized only by means of adjustment of the mechanical arm, the existing commonly adopted solution scheme in the industry is that after the accessories are initially coated and taken off line through an automatic production line, the parts which are not coated in place are manually subjected to coating repair treatment, but the secondary processing mode has the differences between the operation environment and the operation method of the two-time coating, so that the coating thickness and the adhesive force of a coating region are difficult to be consistent with those of the original coating region, quality defects such as coating falling and chromatic aberration easily occur, the overall quality stability of products is influenced, and on the other hand, workers with special skills are required to be equipped for later coating, the workers can perform adequate operation after long-time training, the labor investment is increased, the production period is prolonged, the labor intensity is relatively high, the manual coating repair coating cannot be performed in the closed environment, atomized coating generated in the process can be directly spread into air in the process, the environment pollution is easy to cause, and the quality of the coating is difficult to be further controlled, and the quality of the coating can not be wasted due to the accurate production cost. The person skilled in the art has therefore made an effort to provide a rotating device and a control system for a coating line coating machine which can effectively solve the above-mentioned technical problems. Disclosure of Invention To achieve the above object, the present invention provides a rotary device applied to a coating line coating machine, comprising The coating robot is arranged in the totally-enclosed coating production line and is used for driving the spray gun to move; the rotary jig frame body mechanism is used for fixing an automobile part to be coated and is matched with the coating robot to rotate; And the spray gun is arranged on the mechanical arm of the coating robot and is used for executing automatic spraying operation of the automobile parts. Further, the rotating jig frame mechanism comprises a first rotating assembly; The first rotating assembly comprises a positioning seat, a support is arranged on the positioning seat, a first motor is arranged on the support, the output end of the first motor is connected with a rotating sphere and used for driving the rotating sphere to rotate, the rotating sphere is connected with a positioning frame through an extension rod, and the positioning frame is used for positioning automobile parts. Further, the positioning seat is arranged in a positioning box body, an opening for the extension rod to move is formed in the positioning box body, and a box door is arranged on the positioning box body; The support comprises a main support plate, the main support plate is connected with the positioning seat, a reinforcing plate is arranged at an included angle between the main support plate and the positioning seat, the outer side of the main support plate is provided with the first motor, and the inner side of the main support plate is provided with a first rotating piece connected with the output end of the first motor; the first rotating piece comprises a connecting section connected with the output end of the first motor, the connecting section is connected with the upper end of the inclined section, the lower end of the inclined section is connected with the parallel section, the inner side of the parallel section is rotationally connected with the rotary sphere through a connecting shaft, and the outer side of the parallel section is connected with the extension rod. Further, the support includes the auxiliary stay board, the auxiliary stay board wi