CN211463606U - Automatic spraying and curing coating system - Google Patents

Abstract

The utility model provides an automatic spraying and solidification coating system, this system by the robotic arm, the rotatory dish that spouts that are equipped with spray gun and claw and the round 6 station revolving stages that drive by the motor that location chuck constitutes, connect the conveyer belt and have displacement sensor's automatic wicket's the case of toasting and constitute based on PLC's control system. The system can control the motor to drive the positioning chuck to clamp the workpiece according to the size of the workpiece, and control the motor to drive the rotary table to rotate and lift so as to meet the revolution speed of each station and the proper rotation angle of the rotary table, set the proper station rotary table rotation speed or angle and the moving speed of the industrial robot spray gun, and ensure that the surface spraying of 6 workpieces is finished within the set time; the workpiece is conveyed to the conveyor belt to be conveyed to the baking box after the spraying is finished, the system controls the speed of the conveyor belt and the opening and closing time of the small door, the electricity and the time are effectively saved, and the cost is reduced. The system adopts a modular structure design, and has high reliability and wide application prospect.

Description

Automatic spraying and curing coating system

Technical Field

The utility model relates to a spraying field specifically relates to an automatic spraying and solidification coating system.

Background

At present, the mechanical arm is mostly used in the market and enterprises for automatically spraying workpieces in a rotating manner, but the mechanical arm automatic spraying mechanism is complex in design, high in system programming difficulty, difficult to maintain and high in price. Taking ABB brand IRB 52-7/1.2 type spraying robot as an example, the method relates to the fields of programming, color recognition, algorithms and the like, once the machine fails, ordinary maintenance personnel are difficult to handle and the price is high, and one selling price is about 62 ten thousand yuan. The mode of heating and curing the workpiece can be divided into a hot air convection mode: and hot air convection and radiation. The hot air convection heating is uniform, the temperature control is high, the coating is suitable for high-quality coatings, the influence of the shape and the structural complexity of a workpiece is avoided, the heating speed is low, and the thermal efficiency is low. Thermal far infrared radiation mode: the heat radiation heating usually uses infrared rays, so that the substrate and the coating are heated simultaneously, the heating speed is high, the heat efficiency is high, the occupied area is small, and the temperature is not easy to be uniform. The hot air convection and radiation combination mode is as follows: generally, radiation is carried out first and then convection is carried out, the advantage of fast radiation heating is utilized to heat a workpiece, and then hot air convection is utilized to preserve heat, so that the drying quality is ensured. Therefore, when a large amount of resources are invested to meet the temperature, a large amount of heat is lost, and great investment is lost. The utility model discloses the sharp motor drives location chuck, work piece and rotatory dish that spouts and rotates, can be that the work piece spraying is complete even, and the spray gun can change position and angle, carries out inside and outside spraying to the work piece, and in the solidification process, the conveyer belt with toast the case wicket by system control operation and switch, has greatly saved electric power and time, toast the wicket ability automatic switch of case moreover, the effectual heat that guarantees toast the case is difficult for running off, by make full use of. The parts are easy to purchase in the market, and have low price and convenient and simple maintenance. The utility model discloses not only can be automatic accurate completion work piece spraying work, the very big financial pressure that has alleviateed well small enterprise moreover has huge price advantage on the existing market.

The spraying robot in the current market does not adopt automatic positioning for clamping the workpiece, and the workpiece cannot be fixed at the optimal position during spraying; the spraying work is completed only by the movement of the robot hand.

For example: chinese patent application publication No. CN107127092A discloses an automatic spraying assembly line for brake pads, which includes a conveyor belt having a feeding station and a discharging station and capable of circulating, a paint spray booth and a drying device disposed between the feeding station and the discharging station of the conveyor belt, a conveyor belt driving device along the paint spray booth and driving the conveyor belt, and a plurality of paint spraying hangers suspended on the conveyor belt and capable of hanging brake pads. Although this spraying assembly line can accomplish the hard team spraying solidification task automatically, suspension type pendant is when the spray gun spraying, because the gas impact force that receives the spray gun, causes the work piece to have certain swing, can appear the work piece spraying incomplete, the inhomogeneous problem of coating thickness.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model aims at providing an automatic spraying and solidification coating system.

According to the utility model provides a pair of automatic spraying and solidification coating system, including grabbing device, spraying device, rotatory dish, drive arrangement, baking equipment and controlling means that spouts, wherein:

the grabbing device, the spraying device and the baking device are distributed on the circumferential direction of the rotary spraying disc;

a plurality of positioning chucks for positioning workpieces are arranged on the rotary spray disk;

the driving device drives the rotary spray disk to rotate, the workpiece to rotate and the positioning chuck to move;

the control device controls the movement of the gripping device, the driving device and the baking device.

Preferably, the gripping device comprises a gripping mechanical arm and a gripping member arranged on the gripping mechanical arm, wherein:

the control device controls the grabbing mechanical arm to lift and rotate, and controls the grabbing piece to grab or loosen the workpiece.

Preferably, the spraying device comprises a spraying arm and a spray gun, wherein:

the control device controls the lifting and the rotation of the spraying arm, so as to drive the spray gun to spray the workpiece.

Preferably, the driving means comprises a first motor, a second motor and a third motor, wherein:

the first motor is connected with the positioning chuck and controls the positioning chuck to position the inside and the outside of the workpiece;

the second motor is arranged on the rotary spray disk and can drive the workpiece to rotate;

the third motor is arranged on a base supporting the rotary spray disk and drives the rotary spray disk to rotate.

Preferably, the toasting device comprises a toasting chamber and a conveyor, wherein:

the baking oven comprises an inlet and an outlet, and the conveying device can drive the workpiece to enter the baking oven from the inlet and leave the baking oven from the outlet.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model can carry out overall and uniform spraying on the workpiece by controlling the positioning chuck to position the inside and outside of the workpiece, rotate the workpiece and switch the stations through the motor;

2. the workbench of the utility model uses the automatic positioning chuck, can accurately clamp and position the workpiece, and reduces the clamping time;

3. the utility model discloses a conveyer belt with toast case wicket by system control operation and switch, the effectual heat that guarantees toast the case is difficult for running off, and the heat is by make full use of, has greatly saved electric power and time.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic diagram of an automated spray and cure coating system.

The figures show that:

workpiece 1

Working table 2

Grabbing mechanical arm 3

Rotary spray disk 4

Positioning chuck 5

First electric machine 6

Second electric machine 7

Third electric machine 8

Base 9

Spray coating arm 10

Spray gun 11

Baking oven 12

Sensor 13

Inlet 14

An outlet 15

Conveyor belt 16

Detailed Description

The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.

As shown in fig. 1, according to the utility model provides a six-station automatic spraying and curing coating system, including grabbing device, spraying device, rotatory dish 4 that spouts, drive arrangement, baking equipment and controlling means, grabbing device, spraying device and baking equipment distribute in the circumference of rotatory dish that spouts; six positioning chucks 5 for positioning workpieces are arranged on the rotary spray disk 4; the driving device drives the rotary spray disk 4 to rotate, the workpiece 1 to rotate and the positioning chuck 5 to move; the control device controls the movement of the gripping device, the driving device and the baking device. The grabbing device comprises a grabbing mechanical arm 3 and a grabbing piece arranged on the grabbing mechanical arm 3, the control device controls the grabbing mechanical arm 3 to ascend, descend and rotate, and controls the grabbing piece to grab or loosen a workpiece. The spraying device comprises a spraying arm 10 and a spray gun 11, and the control device controls the lifting and the rotation of the spraying arm 10 so as to drive the spray gun 11 to spray the workpiece. The driving device comprises a first motor 6, a second motor 7 and a third motor 8, wherein the first motor 6 is connected with the positioning chuck 5 and controls the positioning chuck 5 to position the inside and the outside of the workpiece 1; the second motor 7 is arranged on the rotary spray disk 4 and can drive the workpiece 1 to rotate, so that the workpiece 1 is sprayed comprehensively and uniformly; the third motor 8 is arranged on a base 9 supporting the rotary spray disk 5, is connected with the rotary spray disk 4 through a coupler and drives the rotary spray disk 4 to rotate. The baking device comprises a baking box 12 and a conveyor belt 16, wherein the baking box 12 comprises an inlet 14 and an outlet 15, and the conveyor belt 16 can drive the workpiece to enter the baking box 12 from the inlet 14 and leave the baking box 12 from the outlet 15. Still include workstation 2, place work piece 1 on workstation 2.

The utility model also provides a six station automatic spraying and solidification coating method, this method is applicable to the spraying to the inner wall and the surface of pipeline spare, axle bush. The method comprises the following specific steps:

step S1, workpiece positioning: after the pretreatment, the workpiece 1 enters the workbench 2, and the grabbing mechanical arm 3 grabs and places the workpiece to be sprayed on the station 1 of the rotary spraying disc 4. The grabbing mechanical arm 3 can be adjusted in height, so that the purpose of rapid movement is achieved.

Step S2, spray selection: the station 1 is started, when the outer surface of a workpiece needs to be sprayed, the first motor 6 is started to drive the positioning chuck, the first positioning chuck is used for fixing the inside of the workpiece, when the inner surface of the workpiece needs to be sprayed, the motor 1 is started to drive the positioning chuck, the second positioning chuck is used for fixing the outside of the workpiece, and the spraying arm 10 is started to send the spray gun 11 to the spraying range for spraying. The selection of the positions of the locator chuck 5 and the spray gun 11 allows for spraying of the interior and exterior of the workpiece 1.

Step S3, spin coating: when the spraying selection in step S2 is completed and the spraying arm 10 drives the spray gun 11 to perform spraying, the second motor 7 is started to drive the workpiece to rotate, so that the workpiece is uniformly and completely sprayed. When the workpiece is sprayed externally, the spray gun 11 is vertically aligned to the direction of the workpiece bus to spray; when the workpiece is internally sprayed, the spray gun 11 enters the center of the inside of the workpiece 1 to spray up and down.

Step S4, station change: after the rotary spraying in step S3 is completed, the third motor 8 is started to drive the rotary spraying disc 4 to rotate, the working position 2 is sent to the spraying range of the spray gun 11, the grabbing mechanical arm 3 is started at the same time, the workpiece to be sprayed is grabbed and placed on the working position 2, and the steps S2 and S3 are repeated to perform a cycle.

Step S5, workpiece transfer: when step S4 is completed, the grabbing robot 3 grabs and places the workpiece sprayed on the station 1 on the conveyor 16, the conveyor 16 is started to start conveying the workpiece to the baking oven 12, and the conveyor 16 is controlled by a program and set at a certain speed.

Step S6, baking: when the distance between the workpiece 1 and the small door 14 of the baking box 12 is less than 10cm, the small door 14 is automatically opened by the instruction provided by the sensor 13, the workpiece is sent to the baking box 12, the small door 14 is automatically closed, the conveyor belt 16 stops running, and the workpiece starts to be baked. The automatic switch of the small door 12 effectively avoids a large amount of heat loss, and the opening of the conveyor belt 16 avoids no-load operation and saves electric power.

Step S7, reset: after baking for a certain time, the small door 15 is opened under the control of a set program, the conveyor belt 16 is started to convey the workpiece out, the small door 15 is closed, the workpiece is solidified, the system is reset to start circulating work, and meanwhile, the grabbing mechanical arm 3 starts to repeat work.

The automatic spraying and curing coating system provided by the utility model not only realizes automatic spraying and internal and external spraying to the workpiece, solves the problem that the workpiece is not sprayed completely and repeatedly, but also solves the problem that workers cannot work in high temperature scenes and spraying toxic and harmful coating substances, and saves a large amount of time; the conveyor belt 16 and the small doors 14 and 15 are timely opened and closed in the baking process, so that the workpiece is effectively and reasonably cured, heat loss in the baking box is prevented, the conveyor belt runs in an idle state, and resources are greatly saved.

The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.

Claims (5)

1. The utility model provides an automatic spraying and solidification coating system which characterized in that, includes grabbing device, spraying device, rotatory dish, drive arrangement, baking equipment and controlling means that spouts, wherein:

the grabbing device, the spraying device and the baking device are distributed on the circumferential direction of the rotary spraying disc;

a plurality of positioning chucks for positioning workpieces are arranged on the rotary spray disk;

the driving device drives the rotary spray disk to rotate, the workpiece to rotate and the positioning chuck to move;

the control device controls the movement of the gripping device, the driving device and the baking device.

2. The automated spray and cure coating system of claim 1, wherein the grasping device comprises a grasping robot arm and a grasping member disposed on the grasping robot arm, wherein:

the control device controls the grabbing mechanical arm to lift and rotate, and controls the grabbing piece to grab or loosen the workpiece.

3. The automated spray and cure coating system of claim 1, wherein the spray device comprises a spray arm and a spray gun, wherein:

the control device controls the lifting and the rotation of the spraying arm, so as to drive the spray gun to spray the workpiece.

4. The automated spray and cure coating system of claim 1, wherein the drive device comprises a first motor, a second motor, and a third motor, wherein:

the first motor is connected with the positioning chuck and controls the positioning chuck to position the inside and the outside of the workpiece;

the second motor is arranged on the rotary spray disk and can drive the workpiece to rotate;

the third motor is arranged on a base supporting the rotary spray disk and drives the rotary spray disk to rotate.

5. The automated spray and cure coating system of claim 1, wherein the baking apparatus comprises a baking oven and a conveyor, wherein:

the baking oven comprises an inlet and an outlet, and the conveying device can drive the workpiece to enter the baking oven from the inlet and leave the baking oven from the outlet.

Images