Search

CN-122006932-A - Automobile surface spraying treatment device and process

CN122006932ACN 122006932 ACN122006932 ACN 122006932ACN-122006932-A

Abstract

The invention relates to the technical field of spraying devices, in particular to an automobile surface spraying treatment device and process, comprising a machine body, wherein the inner wall of the machine body is fixedly connected with a filter plate, a mounting rack is arranged above the filter plate, the spraying machine comprises a machine body, a mounting frame, two electric sucking discs, a spraying mechanical arm and a spray head, wherein the mounting frame is fixedly connected to the inner wall of the machine body, the two electric sucking discs are fixedly arranged on the upper surface of the mounting frame, the spraying mechanical arm is fixedly arranged on the side wall of the machine body, and the spray head is fixedly communicated with the output end of the spraying mechanical arm. According to the invention, paint mist generated by spraying can be cleaned in time through the negative pressure cleaning assembly, the phenomenon that the paint mist adheres to and pollutes a workpiece, equipment and paint slag to accumulate and damage parts is avoided, meanwhile, the clean exhaust air is ensured, the negative pressure effect is stable, the spraying quality and the environmental protection performance are effectively improved, and the paint mist impurities on the fan blades can be scraped and cleaned in a targeted and automatic manner through the fan blade cleaning assembly, so that manual cleaning is not needed, and the spraying efficiency of the device is improved.

Inventors

  • YAN WEI

Assignees

  • 安徽豪轩汽车制造有限公司

Dates

Publication Date
20260512
Application Date
20260410

Claims (10)

  1. 1. An automotive surface spray treatment device, comprising: The novel spraying machine comprises a machine body (1), wherein a filter plate (11) is fixedly connected to the inner wall of the machine body (1), a mounting frame (12) is arranged above the filter plate (11), the mounting frame (12) is fixedly connected to the inner wall of the machine body (1), two electric sucking discs (13) are fixedly arranged on the upper surface of the mounting frame (12), a spraying mechanical arm (14) is fixedly arranged on the side wall of the machine body (1), and a spray head (15) is fixedly communicated with the output end of the spraying mechanical arm (14); The cleaning mechanism comprises a negative pressure cleaning component (2), a cleaning judging component (3) and a fan blade cleaning component (4), wherein the cleaning judging component (3) is used for judging the cleaning state of the negative pressure cleaning component (2) to determine whether the negative pressure cleaning component (2) needs cleaning or not, and meanwhile, the negative pressure cleaning component (2) is cleaned in a targeted mode through matching with the fan blade cleaning component (4).
  2. 2. The automobile surface spraying treatment device according to claim 1, wherein the negative pressure cleaning assembly (2) comprises a motor (21) fixedly connected to the upper surface of the machine body (1) through a support, the output end of the motor (21) is fixedly connected with a transmission rod (22), the output end of the transmission rod (22) is fixedly connected with a rotating shaft (23), the rotating shaft (23) is rotatably connected to the inner top surface of the machine body (1) through a bearing, the inner top surface of the machine body (1) is fixedly connected with a guide cylinder (24), a plurality of ventilation grooves (25) are formed between the guide cylinder (24) and the upper surface of the machine body (1), the bottom end of the rotating shaft (23) is fixedly connected with an exhaust fan blade (26), and a filter screen is arranged in the guide cylinder (24).
  3. 3. The automobile surface spraying treatment device according to claim 2, wherein the cleaning judging component (3) comprises an annular plate (31) fixedly connected to the circumference of the transmission rod (22), a cavity (32) is formed in the transmission rod (22), a sleeve (33) is sleeved on the transmission rod (22) in a sliding manner, a spring (34) is fixedly connected between the upper surface of the sleeve (33) and the annular plate (31), a variable resistance rod (35) is fixedly arranged in the cavity (32), two first connecting rods (36) are hinged to the side wall of the sleeve (33), two second connecting rods (37) are hinged to the side wall of the rotating shaft (23), the side ends of the two second connecting rods (37) are hinged to the side ends of the two first connecting rods (36) respectively, two first limiting grooves (38) are formed between the side wall of the transmission rod (22) and the cavity (32), a first limiting block (39) is connected in a sliding manner in each of the two first limiting grooves (38), two first limiting blocks (39) are fixedly connected with the inner wall of the sleeve (33) in a sleeved manner, the two first limiting blocks (310) are fixedly connected with the side wall of the first connecting rods (310), the side wall of the machine body (1) is fixedly provided with a PLC (programmable logic controller) 311.
  4. 4. The automobile surface spraying treatment device according to claim 3, wherein the fan blade cleaning assembly (4) comprises a sliding cylinder (41) which is connected in the guiding cylinder (24) in a sealing sliding manner, an annular cleaning frame (42) is fixedly connected to the bottom surface of the sliding cylinder (41), two second limiting grooves (43) are formed in the side wall of the guiding cylinder (24), second limiting blocks (44) are fixedly connected in the second limiting grooves (43), the second limiting blocks (44) are fixedly connected with the side wall of the sliding cylinder (41), two electric pushing rods (45) are fixedly arranged on the upper surface of the machine body (1), and the output ends of the two electric pushing rods (45) penetrate through the inner top surface of the machine body (1) and are fixedly connected with the upper surfaces of the second limiting blocks (44) respectively.
  5. 5. A surface spraying device for a car according to claim 3, characterized in that the spring (34) is sleeved on the transmission rod (22), and the two first connecting rods (36) and the second connecting rods (37) are respectively positioned on two sides of the transmission rod (22) and the rotating shaft (23).
  6. 6. The device for spraying and treating the surface of the automobile according to claim 4, wherein the varistor rod (35), the conductive ring (310) and the electric push rod (45) are electrically connected with the PLC controller (311), and a circuit formed among the varistor rod (35), the conductive ring (310), the electric push rod (45) and the PLC controller (311) is electrically connected with an external power supply.
  7. 7. The device for spraying and treating the surface of the automobile according to claim 4, wherein the exhaust fan blade (26) is positioned in the guide cylinder (24), the annular cleaning frame (42) is positioned below the exhaust fan blade (26), and the transmission rod (22), the rotating shaft (23), the guide cylinder (24) and the sliding cylinder (41) are all concentrically arranged.
  8. 8. A surface-spraying treatment device for automobiles according to claim 2, characterized in that a plurality of the ventilation grooves (25) are uniformly distributed along the circumferential direction of the guide cylinder (24), and the opening direction of the ventilation grooves (25) is parallel to the axis of the guide cylinder (24).
  9. 9. The surface spraying device for automobiles according to claim 4, wherein the outer side wall of the sliding cylinder (41) is tightly attached to the inner side wall of the guiding cylinder (24), and the filter plate (11) is horizontally arranged inside the machine body (1).
  10. 10. A treatment process of an automotive surface spray treatment device according to any one of claims 1 to 9, characterized by the following specific processes: S1, fixing a workpiece, namely placing the automobile workpiece to be sprayed above a filter plate (11) in a machine body (1), and adsorbing and fixing the automobile workpiece by an electric sucking disc (13) on a mounting frame (12) to ensure no displacement of spraying. S2, spraying and negative pressure cleaning, namely starting a spraying mechanical arm (14), spraying a workpiece by a spray head (15) according to a preset path, synchronously starting a negative pressure cleaning assembly, rotating an exhaust fan blade (26) to form negative pressure, filtering paint mist generated by spraying, and discharging the paint mist out of the machine body (1) through a ventilation groove (25). S3, judging the state of the negative pressure cleaning assembly, namely monitoring the cleaning judging assembly (3) in real time, when the paint mist accumulation resistance of the exhaust fan blades (26) is increased, driving the conductive ring (310) to slide along the variable resistance rod (35) by the displacement of the sleeve (33), and judging whether cleaning is needed or not by the PLC (311) according to the change of the resistance signal. S4, automatic cleaning, namely after the PLC (311) judges that cleaning is needed, starting the electric push rod (45) to drive the sliding cylinder (41) and the annular cleaning frame (42) to move upwards, scraping and cleaning paint mist impurities of the exhaust fan blades (26), and automatically resetting after cleaning. S5, discharging and residual cleaning, namely after spraying is finished, the negative pressure cleaning assembly (2) continuously operates to clean residual paint mist in the machine body (1), then the fixation of the electric sucking disc (13) is released, and the workpiece is taken out for subsequent drying, polishing and other treatments.

Description

Automobile surface spraying treatment device and process Technical Field The invention relates to the technical field of spraying devices, in particular to an automobile surface spraying treatment device and an automobile surface spraying treatment process. Background In the automobile production and processing process, the surface spraying is a key appearance beautifying and protecting procedure, the core purpose of the surface spraying is to form a uniform and smooth coating on the surfaces of an automobile body and parts, so that the appearance texture of an automobile can be improved, the effects of corrosion resistance, rust resistance and wear resistance can be achieved, the service life of the automobile can be prolonged, and the automobile surface spraying device is core equipment for realizing the procedure and is widely applied to scenes such as automobile factories and automobile part processing factories. The existing automobile surface spraying treatment device and treatment process have a plurality of technical defects in practical application, and are difficult to meet the requirements of high efficiency, accuracy and cleanliness, firstly, paint mist generated in the spraying process cannot be cleaned timely and thoroughly, the paint mist is easy to adhere to the surface of a workpiece, so that the problems of sagging, particles, flaws and the like of a coating are caused, the spraying quality is affected, secondly, the cleaning state of a cleaning part cannot be judged in real time, the paint mist is easy to be accumulated on the parts such as a fan blade and the like, the negative pressure effect is reduced, the running resistance of equipment is increased, even faults such as fan blade blocking and motor overload are caused, the regular inspection and cleaning are needed, the operation is complicated, the maintenance cost is high, the production efficiency is affected, thirdly, the cleaning measures of fan blades are lacked, the cleaning pertinence is poor, paint mist impurities on the fan blades cannot be quickly cleaned, the cleaning is easy to remain, and the cleaning effect is poor. Disclosure of Invention Aiming at the defects existing in the prior art, the invention provides an automobile surface spraying treatment device and an automobile surface spraying treatment process, which can effectively solve the problems that the spraying quality is poor, paint mist is not cleaned timely, and the cleaning state cannot be judged automatically in the prior art. In order to achieve the above purpose, the invention is realized by the following technical scheme: the invention provides an automobile surface spraying treatment device and process, comprising a machine body, wherein the inner wall of the machine body is fixedly connected with a filter plate, a mounting frame is arranged above the filter plate and fixedly connected to the inner wall of the machine body, two electric sucking discs are fixedly arranged on the upper surface of the mounting frame, a spraying mechanical arm is fixedly arranged on the side wall of the machine body, and the output end of the spraying mechanical arm is fixedly communicated with a spray head; the cleaning mechanism comprises a negative pressure cleaning component, a cleaning judging component and a fan blade cleaning component, wherein the cleaning judging component is used for judging the cleaning state of the negative pressure cleaning component, determining whether the negative pressure cleaning component needs cleaning or not, and meanwhile, matching with the fan blade cleaning component to clean the negative pressure cleaning component in a targeted mode. According to the automobile surface spraying treatment device and process, the negative pressure cleaning assembly comprises the motor fixedly connected to the upper surface of the machine body through the support, the output end of the motor is fixedly connected with the transmission rod, the output end of the transmission rod is fixedly connected with the rotating shaft, the rotating shaft penetrates through and is rotatably connected to the inner top surface of the machine body through the bearing, the inner top surface of the machine body is fixedly connected with the guide cylinder, a plurality of ventilation grooves are formed between the guide cylinder and the upper surface of the machine body, the bottom end of the rotating shaft is fixedly connected with the exhaust fan blade, and the filter screen is arranged in the guide cylinder. According to the automobile surface spraying treatment device and process, the cleaning judging component comprises the annular plate fixedly connected to the circumference of the transmission rod, the cavity is formed in the transmission rod, the sleeve is sleeved on the transmission rod in a sliding mode, a spring is fixedly connected between the upper surface of the sleeve and the annular plate, the variable resistance rod is fixedly arranged in the cavity, two