CN115582626A

CN115582626A - Intelligent laser paint removing equipment for cleaning parts

Info

Publication number: CN115582626A
Application number: CN202211200901.6A
Authority: CN
Inventors: 谢许顶; 李欣蒙; 郭振海; 周思杭; 王智丰; 刘志远; 杜强; 林贤煊; 段佳伟
Original assignee: Zhongshu Zhike Hangzhou Technology Co ltd
Current assignee: Zhongshu Zhike Hangzhou Technology Co ltd
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2023-01-10

Abstract

The invention discloses intelligent laser paint removing equipment for cleaning parts, which comprises a protection room and an AGV trolley, wherein the protection room is used for sealing processing to prevent laser and harmful gas from diffusing, the AGV trolley is used for transferring the parts, an operation platform comprises a positioning table and a mechanical arm arranged side by side with the positioning table, and a laser cleaning mechanism is arranged on the mechanical arm through a connecting plate. According to the invention, after the parts are sent to the operation platform by the AGV, the laser cleaning mechanism continuously moves along a preset route to remove foreign matters such as paint on the surfaces of the parts, and finally the parts are transported out by the AGV trolley. During the whole cleaning operation, the loading operation, the unloading operation and the cleaning operation of the parts on the operation platform are automatically completed and controlled by the corresponding mechanisms, the manual work is rarely participated, the impurity treatment on the surfaces of the parts can be conveniently and efficiently realized, the labor load of manpower is reduced, and the surface cleaning operation efficiency and the environmental protection performance of the parts are improved.

Description

Intelligent laser paint removing equipment for cleaning parts

Technical Field

The invention belongs to the technical field of mechanical equipment, and particularly relates to intelligent laser paint removing equipment for cleaning parts.

Background

With the high-speed development of rail transit nationwide, more and more rail vehicles have been put into use. There are many kinds of rail vehicles, such as trains, high-speed rails, subways, light rails, etc., and each component plays an important role in the vehicle for the rail vehicles.

In the long-term use process of the vehicle, potential safety hazards such as cracks are easy to appear on each part of the vehicle due to continuous use, transportation capacity improvement, operation pressure increase and the like, and metal flaw detection operation is often required to be performed on the part regularly. The surface of the component is generally coated with a paint layer, and stains such as rust, oil, or water are adhered to the surface. Before metal flaw detection, impurities on the surfaces of parts must be removed, otherwise the accuracy of flaw detection results is poor.

The existing paint removing method for parts generally comprises the steps of manually coating a paint remover on the surface of the part by using a steel brush, waiting for a period of time (about half an hour), and then flushing by using a water gun. However, the method of using a paint stripper mainly has the following disadvantages: aiming at steel materials, the paint remover is generally an acidic paint remover and cannot be in direct contact with skin; the paint remover is toxic and volatile, has occupational disease hazards, is inflammable and has higher cost; after the paint remover is coated for a period of time, the paint remover needs to be washed by water, stripped objects and waste water generated after washing easily cause environmental problems, and the waste liquid treatment cost is higher; the paint removing efficiency is greatly influenced by a paint remover and generally ranges from 2 to 180 min; the occupied area of the site is large, a special cleaning station is needed, and the size of the cleaning station also influences the whole paint removing efficiency. In addition, the existing cleaning mode is inconvenient to develop intelligent and automatic transformation, and the labor burden is large and the efficiency is low. Therefore, how to conveniently and efficiently treat the foreign matters on the surfaces of the parts, reduce the labor load of manpower, and improve the cleaning operation efficiency and the environmental protection performance of the surfaces of the parts is a technical problem faced by technical personnel in the field.

Disclosure of Invention

Aiming at the problems in the prior art, the invention aims to provide intelligent laser paint removing equipment with high automation degree for cleaning parts, and the intelligent laser paint removing equipment is realized by the following technical scheme:

spare part washs and removes lacquer equipment with intelligent laser, includes:

a protection room: the laser cleaning mechanism is used for sealing processing to prevent laser and harmful gas from diffusing, the laser cleaning mechanism and the operation platform for positioning parts are arranged in the laser cleaning mechanism, an inlet and an outlet are arranged on the protection room, and the inlet and the outlet adopt an automatic induction door structure;

AGV dolly: the device is used for transferring parts, the movement of the device is guided by the two-dimensional code, and a transferring tool for fixing the parts is arranged on the device;

an operation platform: the laser cleaning machine comprises a positioning table and a mechanical arm arranged side by side with the positioning table, wherein a laser cleaning mechanism is arranged on the mechanical arm through a connecting plate.

Furthermore, a smoke purifier, a water cooling machine, an electric control cabinet, a control console, a mechanical arm control cabinet and a laser are arranged outside the protection room, and the smoke purifier, the water cooling machine, the control console, the mechanical arm control cabinet and the laser are all electrically connected with the electric control cabinet.

Furthermore, the positioning table consists of two symmetrically arranged inverted U-shaped support columns, the distance between the two support columns is used for the AGV to pass through, the inner sides of the horizontal parts of the two support columns are fixedly provided with positioning blocks, and the positioning blocks are provided with positioning holes; the transportation tool comprises a transportation frame and a part fixing frame detachably connected with the transportation frame, and a positioning bolt is arranged at the position of the lower surface of the transportation frame, which corresponds to the positioning hole. '

Furthermore, the positioning bolts are conical, the positioning holes are matched with the positioning bolts in shape, and four positioning holes and four positioning bolts are arranged.

Further, laser wiper mechanism includes laser head, dust absorption head and blows the dirt head, the dust absorption head passes through the dust absorption hose and links to each other with the smoke and dust clarifier.

Furthermore, the mechanical arm adopts a six-axis mechanical arm and has the freedom degree of movement in the three-axis directions of X-Y-Z.

The automatic flaw detection device is reasonable in structural design, after the parts are conveyed to the cleaning station on the operation platform through the AGV, the laser cleaning mechanism continuously moves along with the preset route of the robot, so that foreign matters such as paint and the like on the surfaces of the parts are cleaned until the surfaces of the parts are completely cleaned, and finally the processed parts are transported out of the cleaning station through the AGV so as to enter the subsequent flaw detection operation. During the whole cleaning operation, the loading operation, the unloading operation and the cleaning operation of the parts on the operation platform are automatically completed and controlled by the corresponding mechanisms, the manual work is rarely participated, the impurity treatment on the surfaces of the parts can be conveniently and efficiently realized, the labor load of manpower is reduced, and the surface cleaning operation efficiency and the environmental protection performance of the parts are improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is another schematic view of the angle structure of FIG. 1;

FIG. 3 is a diagram of AGV trolley travel route;

FIG. 4 is a schematic view of an AGV trolley and a transfer tool mounting structure;

FIG. 5 is a schematic view of an installation structure of the work platform;

in the figure, 1-a protection room, 2-parts, 3-an AGV (automatic guided vehicle), 4-a two-dimensional code, 5-a transfer tool, 501-a transfer frame, 502-a part fixing frame, 503-a positioning bolt, 6-a positioning table, 601-a supporting column, 602-a positioning block, 603-a positioning hole, 7-a mechanical arm, 8-a connecting plate, 9-a laser cleaning mechanism, 901-a laser head, 902-a dust suction head, 903-a dust blowing head, 904-a dust suction hose, 10-a smoke purifier, 11-a water cooling machine, 12-an electric control cabinet, 13-a control table and 14-a mechanical arm control cabinet.

Detailed Description

The invention is described in further detail below with reference to the accompanying drawings to better understand the technical solution.

The intelligent laser paint removing equipment for cleaning the parts has the main aim of realizing the function of conveniently and efficiently treating foreign matters on the surfaces of the parts, thereby reducing the labor load of manpower and improving the working efficiency and the environmental protection performance of cleaning the surfaces of the parts.

The specific structure is shown in fig. 1-5, and comprises an operation platform for positioning the parts, an AGV trolley 3 for transferring the parts 2, a laser cleaning mechanism 9 for removing paint on the surface of the parts 2, a mechanical arm 7 for driving the laser cleaning mechanism 9, a protection room 1 for hermetically processing and preventing laser and harmful gas from diffusing, and a smoke purifier 10 for filtering and purifying indoor air, wherein the protection room 1 is of a frame structure and is used for hermetically processing and preventing laser and harmful gas from diffusing and providing a clean operation place for the parts 2, the laser cleaning mechanism 9 and the operation platform for positioning the parts 2 are arranged in the protection room, an inlet and an outlet are arranged on the protection room 1, the inlet and the outlet adopt an automatic induction door structure, the smoke purifier 10, a water chiller 11, an electric control cabinet 12, a control console 13, a mechanical arm control cabinet 14 and a laser 15 are arranged outside the protection room 1, the smoke purifier 10, the water chiller 11, the control cabinet 13, the mechanical arm control cabinet 14, and the laser 15 are all electrically connected with the electric control cabinet 12.

With continuing reference to fig. 2-5, the working platform is a main structure of the paint removing equipment and is mainly used for positioning the parts 2 to be processed and is also a cleaning working place for the parts 2, the working platform comprises a positioning table 6 and a mechanical arm 7 arranged side by side with the positioning table 6, a laser cleaning mechanism 9 is arranged on the mechanical arm 7 through a connecting plate 8, and the mechanical arm 7 adopts a six-axis mechanical arm and has the freedom degree of movement in the directions of three axes of X-Y-Z; AGV dolly 3 moves on the route of setting for, install on it and be used for the fixed transportation frock 5 of spare part, mainly used spare part's transportation, the completion waits to process the material loading of spare part 2 and washs functions such as the unloading of accomplishing back spare part 2, so make and form through type workplace in the protection within 1, AGV dolly 3's removal relies on two-dimensional code 4 to lead and realizes, interval between the adjacent two-dimensional code 4 is 1 meter, AGV dolly 3 moves along two-dimensional code 4.

The positioning table 6 is composed of two symmetrically arranged inverted U-shaped support columns 601, the distance between the two support columns 601 is used for the AGV to pass through, a positioning block 602 is fixedly arranged on the inner side of the horizontal part of the two support columns 601, and a positioning hole 603 is arranged on the positioning block 602; the transferring tool 5 comprises a transferring frame 501 and a part fixing frame 502 detachably connected with the transferring frame 501, the lower surface of the transferring frame 501 is provided with four positioning bolts 503 at positions corresponding to the positioning holes 603, the positioning holes 603 are matched with the positioning bolts 503 in shape, and the positioning holes 603 and the positioning bolts 503 are arranged.

The laser cleaning mechanism 9 is arranged on the mechanical arm 7, can move along with the mechanical arm 7, is mainly used for removing foreign matters on the surfaces of parts through laser irradiation with certain power, comprises a paint layer, rust, oil stains and the like, and specifically comprises a laser head 901, a dust suction head 902 and a dust blowing head 903, wherein the dust suction head 902 is connected with the smoke dust purifier 10 through a dust suction hose 904.

During the working process, a part 2 is manually placed on a transfer tool 5, an AGV trolley 3 conveys the transfer tool 5 loaded with the part 2 to enter an operation platform of a protection room 1 according to a preset two-dimensional code 4 route, a tray of the AGV trolley 3 is lifted before entering the operation platform, and after entering a specific position of a positioning table 6 of the operation platform, the tray of the AGV trolley 3 descends to drive a transfer frame 501 to descend together until a positioning bolt 503 is inserted into a positioning hole 603 for positioning, so that feeding is realized, after the feeding is finished, the cleaning work is carried out under the driving of a mechanical arm 7 of a laser cleaning mechanism 9, the part 2 is cleaned in a multi-direction and multi-angle mode along with the movement of the mechanical arm 7, a dust suction head 902 and a dust blowing head 903 work synchronously in the cleaning process, suction force is generated through air pressure to absorb chips, smoke and the like generated in the laser operation process on the surface of the part 2, a dust suction hose 902 is communicated with the dust suction head, and is mainly used for conveying the absorbed chips and smoke according to a preset route. Smoke and dust clarifier 10 and dust absorption hose 904's end intercommunication, absorptive piece and smoke and dust will reach smoke and dust clarifier 10 through dust absorption hose 904, discharge after smoke and dust clarifier 10 purifies up to standard, and the back that finishes washs, and AGV dolly 3's tray rises once more, will transport frame 501 and location platform 6 separation, outside transporting spare part to protection room 1 according to the two-dimensional code circuit, realizes the unloading, accomplishes the cleaning work of spare part.

According to the invention, the part 2 is transported to the positioning table 6 through the AGV trolley 3, the laser cleaning mechanism 9 is driven by the mechanical arm 7, the working position of the laser cleaning mechanism 9 is adjusted according to the contour and the paint surface of the part 2, during the period, the laser cleaning mechanism 9 continuously moves along with the mechanical arm 7, so that impurities on the surface of the part 2 are removed until the surface of the part 2 is completely cleaned, and finally the part 2 is transported out of the protection room 1 from the positioning table 6 through the AGV trolley 3 so as to enter the subsequent flaw detection operation. During the whole cleaning operation, the feeding operation, the discharging operation, the follow-up operation and the cleaning operation of the part 2 are automatically completed and controlled by the corresponding mechanisms, and the manual work is rarely participated, so that the foreign matter treatment on the surface of the part can be conveniently and efficiently realized, the labor load of the human labor is reduced, and the surface cleaning operation efficiency and the environmental protection performance of the part are improved.

Claims

1. Spare part washs with intelligent laser paint removal equipment, its characterized in that, this paint removal equipment includes:

guard room (1): the laser cleaning mechanism is used for preventing laser and harmful gas from diffusing during closed processing, the laser cleaning mechanism and the operation platform for positioning the parts (2) are arranged in the laser cleaning mechanism, an inlet and an outlet are arranged on the protection room (1), and the inlet and the outlet adopt an automatic induction door structure;

AGV cart (3): the device is used for transferring the parts (2), the movement of the device is guided by the two-dimensional code (4), and a transferring tool (5) for fixing the parts (2) is arranged on the device;

an operation platform: the laser cleaning machine comprises a positioning table (6) and a mechanical arm (7) arranged side by side with the positioning table (6), wherein a laser cleaning mechanism (9) is installed on the mechanical arm (7) through a connecting plate (8).

2. The intelligent laser paint removing equipment for cleaning parts as claimed in claim 1, wherein a smoke purifier (10), a water chiller (11), an electric control cabinet (12), a control console (13), a mechanical arm control cabinet (14) and a laser (15) are arranged outside the protection room (1), and the smoke purifier (10), the water chiller (11), the control console (13), the mechanical arm control cabinet (14) and the laser (15) are all electrically connected with the electric control cabinet (12).

3. The intelligent laser paint removing equipment for cleaning the parts according to claim 1, wherein the positioning table (6) is composed of two symmetrically arranged inverted U-shaped support columns (601), the distance between the two support columns (601) is used for the AGV trolley (3) to pass through, a positioning block (602) is fixedly arranged on the inner side of the horizontal part of the two support columns (601), and a positioning hole (603) is arranged on the positioning block (602); transport frock (5) including transporting frame (501) and with transporting frame (501) can dismantle spare part mount (502) of being connected, the position department that the lower surface of transporting frame (501) corresponds locating hole (603) is provided with location bolt (503).

4. The intelligent laser paint removing equipment for cleaning parts as claimed in claim 3, wherein the positioning pins (503) are conical, the positioning holes (603) are matched with the positioning pins (503) in shape, and four positioning holes (603) and four positioning pins (503) are arranged.

5. The intelligent laser paint removing equipment for cleaning parts as claimed in claim 1, wherein the laser cleaning mechanism (9) comprises a laser head (901), a dust suction head (902) and a dust blowing head (903), and the dust suction head (902) is connected with the smoke purifier (10) through a dust suction hose (904).

6. The intelligent laser paint removing equipment for cleaning parts as claimed in claim 1, wherein the mechanical arm (7) adopts a six-axis mechanical arm and has freedom of movement in three directions of X-Y-Z.