Mechanical arm suitable for large-flat-layer mold surface laser cleaning

Abstract

The mechanical arm comprises a walking trolley, an industrial personal computer and a mechanical arm body, the industrial personal computer and the mechanical arm body are installed on the top of the walking trolley, the mechanical arm body is located on the left side of the industrial personal computer, a bearing frame is installed on the left side of the mechanical arm, and a laser installation frame is rotationally connected to the inner wall of the bearing frame. An adjusting motor is fixedly installed at the top of the bearing frame and connected with the laser installation frame. According to the laser cleaning device, the distance is monitored in real time through the laser distance measuring sensor and fed back to the industrial personal computer, the situation that the surface of a mold is damaged due to the fact that the laser is too close to the mold or the cleaning effect is poor due to the fact that the laser is too far away from the mold can be avoided, and the stable cleaning quality is ensured; and moreover, the angle of the laser can be finely adjusted through the cooperation of the adjusting motor and the speed reducer, and the cleaning requirements of different parts are met.

Description

TECHNICAL FIELD

[0001] The utility model relates to mould cleaning technical field more specifically, relate to the mechanical arm suitable for big flat layer mould surface laser cleaning. BACKGROUND

[0002] In the production and use process of big flat layer mould, its surface often will be attached various impurities, oil dirt and oxide layer and so on pollutant, these pollutants not only influence mould appearance quality, still can cause unfavorable influence to subsequent production process and product quality. Therefore, regularly cleaning big flat layer mould surface is the key link of ensuring mould normal use and product quality.

[0003] Traditional cleaning method, such as chemical cleaning and mechanical wiping etc., has many drawbacks. Chemical cleaning can cause corrosion to the surface of the mould, affecting the service life of the mould; mechanical wiping is difficult to completely remove stubborn stains, and is inefficient. Laser cleaning technology, as a new type of cleaning method, has the advantages of non-contact cleaning, no pollution, good cleaning effect, etc., and has gradually attracted widespread attention.

[0004] However, the existing laser cleaning equipment still has some problems in actual application. For example, the installation and adjustment of the laser are not convenient enough, and it is difficult to quickly adapt to big flat layer moulds of different specifications and shapes; during the cleaning process, it is difficult to accurately control the distance and angle between the laser and the surface of the mould, resulting in unstable cleaning effect; the degree of automation of the equipment is low, and it cannot achieve comprehensive and efficient cleaning operation. UTILITY MODEL CONTENTS

[0005] In view of the problems existing in the prior art, the purpose of the utility model is to provide a mechanical arm suitable for laser cleaning of the surface of a big flat layer mould, to solve the above background technical problems.

[0006] To achieve the above purpose, the utility model adopts the following technical scheme:

[0007] The mechanical arm suitable for laser cleaning of the surface of a big flat layer mould comprises a travelling trolley, an industrial computer and a mechanical arm body installed on the top of the travelling trolley, the mechanical arm body is located on the left side of the industrial computer, a bearing frame is installed on the left side of the mechanical arm, a laser installation frame is rotatably connected to the inner wall of the bearing frame, an adjusting motor is fixedly installed on the top of the bearing frame, the adjusting motor is connected with the laser installation frame, uniform distribution of installation grooves is formed on the inner ring of the laser installation frame, the inside of the installation groove is in communication with the inside of the laser installation frame, a controllable electromagnet is fixedly installed on the inner wall of the laser installation frame, a limiting block is slidably connected to the inner wall of the installation groove, a magnetic block is fixedly installed on the side of the limiting block close to the controllable electromagnet, and the magnetic block is magnetically connected with the controllable electromagnet.

[0008] As the further description of the above technical solutions: the front surface of the laser installation frame is fixedly installed with a laser ranging sensor, and the laser ranging sensor is signal-connected with the industrial computer.

[0009] As the further description of the above technical solutions: the top of the walking trolley is fixedly installed with a buzzer, and the buzzer is connected with the industrial computer.

[0010] As the further description of the above technical solutions: two guide grooves are formed in the inner wall of the mounting groove, and the limiting block is slidingly connected with the inner wall of the guide groove.

[0011] As the further description of the above technical solutions: the top of the bearing frame is fixedly installed with a speed reducer, the output shaft of the adjusting motor is connected with the speed reducer, and the output shaft of the speed reducer is connected on the laser installation frame.

[0012] As the further description of the above technical solutions: the side, away from the magnetic block, of the limiting block is fixedly connected with a soft pad, and the soft pad is uniformly provided with anti-skid convex points.

[0013] Compared with the prior art, the laser installation frame has the advantages that:

[0014] In the utility model, the laser ranging sensor is used for monitoring distance in real time and feeding back to the industrial computer, so that the laser is prevented from damaging the surface of the mold due to being too close to the mold or leading to poor cleaning effect due to being too far away from the mold, the cleaning quality is ensured to be stable, the controllable electromagnet in the laser installation frame is matched with the magnetic block, the limiting block is slid to realize quick disassembly and assembly of different lasers, the applicability of the equipment is improved, the adjusting motor is matched with the speed reducer to finely adjust the angle of the laser, and the cleaning requirement of different positions is met. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a perspective structural schematic view of the laser installation frame of the utility model;

[0016] Figure 2 It is a top view structural schematic view of the utility model;

[0017] Figure 3 It is a front view sectional structural schematic view of the laser installation frame of the utility model;

[0018] Figure 4 It is a Figure 3 enlarged structural schematic view of position A in the utility model;

[0019] Figure 5 It is a principle schematic view of the utility model.

[0020] Explanation of reference numerals in the drawing:

[0021] 1, walking trolley; 2, industrial computer; 3, mechanical arm main body; 4, bearing frame; 5, laser installation frame; 6, adjusting motor; 7, installation groove; 8, controllable electromagnet; 9, limiting block; 10, magnetic force block; 11, laser ranging sensor; 12, buzzer; 13, guide groove; 14, speed reducer; 15, soft pad. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model.

[0023] Please refer to Figures 1-5 In the utility model, the mechanical arm suitable for laser cleaning of the surface of a large flat layer mold comprises a walking trolley 1, an industrial computer 2 and a mechanical arm main body 3 installed on the top of the walking trolley 1, the mechanical arm main body 3 is located on the left side of the industrial computer 2, a bearing frame 4 is installed on the left side of the mechanical arm, a laser installation frame 5 is rotatably connected to the inner wall of the bearing frame 4, an adjusting motor 6 is fixedly installed on the top of the bearing frame 4, the adjusting motor 6 is connected with the laser installation frame 5, a plurality of installation grooves 7 are evenly arranged on the inner ring of the laser installation frame 5, the inside of the installation groove 7 is in communication with the inside of the laser installation frame 5, a controllable electromagnet 8 is fixedly installed on the inner wall of the laser installation frame 5, a limiting block 9 is slidably connected to the inner wall of the installation groove 7, a magnetic force block 10 is fixedly installed on the side of the limiting block 9 close to the controllable electromagnet 8, and the magnetic force block 10 is magnetically connected with the controllable electromagnet 8.

[0024] A laser ranging sensor 11 is fixedly installed on the front of the laser installation frame 5, and the laser ranging sensor 11 is signal connected with the industrial computer 2.

[0025] Two guide grooves 13 are arranged on the inner wall of the installation groove 7, and the limiting block 9 is slidably connected with the inner wall of the guide groove 13.

[0026] A speed reducer 14 is fixedly installed on the top of the bearing frame 4, the output shaft of the adjusting motor 6 is connected with the speed reducer 14, and the output shaft of the speed reducer 14 is connected to the laser installation frame 5.

[0027] The mechanical arm main body 3 is a common existing technology, so it is not described in detail, the mechanical arm is loaded with multi-stage arms, and can realize movement in up-down and left-right directions.

[0028] When laser cleaning operation is needed on the surface of the large flat layer mold, the user places the large flat layer mold in the area surrounded by the laser protection curtain.

[0029] Then the walking trolley 1 moves, the walking trolley 1 drives the mechanical arm main body 3 and the bearing frame 4 to move to a suitable position, since the mechanical arm main body 3 is loaded with multi-stage arms, movement in up-down and left-right directions can be realized, so that the large flat layer mold can be flexibly approached.

[0030] When the distance is adjusted properly, if the laser needs to be installed, the laser is placed in the inner ring of the laser mounting frame 5, and then the controllable electromagnet 8 is controlled to change the magnetic pole, and due to the magnetic connection between the magnetic block 10 and the controllable electromagnet 8, the limiting block 9 will slide along the inner wall of the mounting groove 7 and move outward under the action of the magnetic force until it contacts the outer side of the laser to achieve stable limiting, and if it needs to be replaced and disassembled, the magnetic pole of the controllable electromagnet 8 is changed to reset the limiting block 9, thereby realizing the quick disassembly and assembly of different lasers.

[0031] In the laser cleaning process, if the angle of the laser needs to be fine-tuned, the industrial computer 2 controls the adjusting motor 6 to start, and the output shaft of the adjusting motor 6 drives the laser mounting frame 5 to rotate through the speed reducer 14, thereby realizing accurate adjustment of the angle of the laser to meet the cleaning needs of different parts.

[0032] In the above process, the laser ranging sensor 11 always keeps working, and monitors the distance between the laser mounting frame 5 and the large flat layer mold in real time, and transmits the distance information to the industrial computer 2, and the industrial computer 2 judges whether the distance is appropriate according to the received information, if the distance is not appropriate, the industrial computer 2 will control the mechanical arm main body 3 to fine-tune to ensure that the laser and the mold maintain a proper cleaning distance, and avoid the laser being too close to the mold or being too far away from the mold.

[0033] The laser is started to clean the surface of the large flat layer mold, and the walking trolley 1 can drive the mechanical arm and the laser to move, thereby realizing comprehensive and efficient laser cleaning of the surface of the large flat layer mold.

[0034] In the utility model, the laser ranging sensor 11 monitors the distance in real time and feeds back to the industrial computer 2, which can avoid the laser being too close to the mold to damage the mold surface or being too far away from the mold to cause poor cleaning effect, and ensure the stability of the cleaning quality, and the controllable electromagnet 8 in the laser mounting frame 5 cooperates with the magnetic block 10 to make the limiting block 9 slide to realize quick disassembly and assembly of different lasers, improve the applicability of the equipment, and the adjusting motor 6 cooperates with the speed reducer 14 to fine-tune the angle of the laser, thereby meeting the cleaning needs of different parts.

[0035] Please refer to Figure 5 , wherein the top of the walking trolley 1 is fixedly installed with a buzzer 12, and the buzzer 12 is connected with the industrial computer 2.

[0036] In the utility model, after the industrial computer 2 receives the signal transmitted back by the laser ranging sensor 11, the buzzer 12 can be controlled to operate at the same time, and the buzzer 12 operates to produce a buzzing sound to prompt the user.

[0037] Please refer to Figure 1 , 34, wherein: the soft pad 15 is fixedly connected with the side of the limiting block 9 away from the magnetic block 10, and the soft pad 15 is provided with anti-skid convex points which are uniformly distributed.

[0038] In the utility model, when the limiting block 9 limits the outside of the laser, the soft pad 15 directly contacts the outside of the laser, and the soft pad 15 with the anti-skid convex points better adheres to the outside of the laser to better limit.

[0039] The above is only the preferred specific implementation mode of the utility model; but the protection scope of the utility model is not limited to this. Any skilled person in the technical field according to the technical scheme and the improvement conception of the utility model within the technical range disclosed by the utility model, equivalent replacement or change is covered in the protection scope of the utility model.

Claims

1. A mechanical arm suitable for large flat mold surface laser cleaning, comprising a walking trolley (1) and an industrial computer (2) and a mechanical arm body (3) installed on the top of the walking trolley (1), the mechanical arm body (3) is located on the left side of the industrial computer (2), characterized in that: The left side of the mechanical arm is provided with a bearing frame (4), the inner wall of the bearing frame (4) is rotationally connected with a laser mounting frame (5), the top of the bearing frame (4) is fixedly provided with an adjusting motor (6), the adjusting motor (6) is connected with the laser mounting frame (5), the inner ring of the laser mounting frame (5) is provided with uniformly distributed mounting grooves (7), the inside of the mounting groove (7) is in communication with the inside of the laser mounting frame (5), the inner wall of the laser mounting frame (5) is fixedly provided with a controllable electromagnet (8), the inner wall of the mounting groove (7) is slidably connected with a limiting block (9), the side of the limiting block (9) close to the controllable electromagnet (8) is fixedly provided with a magnetic block (10), the magnetic block (10) is magnetically connected with the controllable electromagnet (8).

2. The mechanical arm suitable for laser cleaning of the mold surface of a large flat floor according to claim 1, characterized in that: The front of the laser mounting frame (5) is fixedly provided with a laser ranging sensor (11), the laser ranging sensor (11) is signal connected with the industrial computer (2).

3. The mechanical arm suitable for laser cleaning of the mold surface of a large flat floor according to claim 1, characterized in that: The top of the walking trolley (1) is fixedly provided with a buzzer (12), the buzzer (12) is connected with the industrial computer (2).

4. The robot arm suitable for laser cleaning of a mold surface of a large floor plan according to claim 1, wherein: The inner wall of the mounting groove (7) is provided with two guide grooves (13), the limiting block (9) is slidably connected with the inner wall of the guide groove (13).

5. The robot arm suitable for laser cleaning of a mold surface of a large floor plan according to claim 1, wherein: The top of the bearing frame (4) is fixedly provided with a speed reducer (14), the output shaft of the adjusting motor (6) is connected with the speed reducer (14), the output shaft of the speed reducer (14) is connected with the laser mounting frame (5).

6. The robot arm suitable for laser cleaning of a mold surface of a large floor plan according to claim 1, wherein: The side of the limiting block (9) away from the magnetic block (10) is fixedly connected with a soft pad (15), the soft pad (15) is provided with uniformly distributed anti-skid convex points.

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