Double-station laser cleaning machine

Abstract

The utility model provides a double-station laser cleaning machine. The double-station laser cleaning machine comprises a machine table, a first clamping mechanism, a second clamping mechanism, a first translation driving mechanism, a second translation driving mechanism, a lifting driving mechanism and a laser head. The first translation driving mechanism is arranged on the machine table, the second translation driving mechanism is connected to a movable part of the first translation driving mechanism, the lifting driving mechanism is connected to a movable part of the second translation driving mechanism, and the laser head is connected to a movable part of the lifting driving mechanism. A first cleaning station and a second cleaning station are arranged on the machine table, and the first clamping mechanism is arranged on the first cleaning station and used for clamping a first workpiece to be cleaned; the second clamping mechanism is arranged at the second cleaning station, and the second clamping mechanism is used for clamping a second workpiece to be cleaned; the laser head is used for conducting laser cleaning on the first workpiece and the second workpiece. According to the utility model, two workpieces can be continuously cleaned, the feeding and discharging frequency of the workpieces is reduced, and the cleaning efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to laser equipment production field, concretely speaking, a double -station laser cleaning machine. BACKGROUND

[0002] Laser cleaning is a kind of non-contact, safe and environmental cleaning method, it utilizes the light beam emitted by laser to hit the pollution and make it fall off from the cleaned object, has non-contact, no thermal effect and is suitable for various cleaning characteristics of material.

[0003] Laser cleaning machine generally includes machine table and the drive mechanism being set on the machine table, the laser head is installed on the drive mechanism, the laser head carries out laser cleaning to the workpiece being installed and clamped on the machine table, during the cleaning process, the drive mechanism drives the laser head to move, so that the laser head can complete the laser cleaning to the workpiece.

[0004] The existing laser cleaning machine, only has a cleaning station on the machine table, the laser head can only implement the cleaning of the workpiece at the cleaning station. The existing laser cleaning machine has the problem that the workpiece needs to be frequently implemented to feed and discharge, which reduces the cleaning efficiency of the workpiece. UTILITY MODEL CONTENTS

[0005] In order to solve the above technical problems existing in the existing laser cleaning machine, the utility model provides a kind of laser cleaning machine, and the specific technical scheme is as follows:

[0006] A kind of laser cleaning machine, including machine table, first clamping mechanism, second clamping mechanism, first translation drive mechanism, second translation drive mechanism, lifting drive mechanism and laser head, wherein:

[0007] First translation drive mechanism is set on the machine table, second translation drive mechanism is connected on the movable part of first translation drive mechanism, lifting drive mechanism is connected on the movable part of second translation drive mechanism, laser head is connected on the movable part of lifting drive mechanism, wherein, first translation drive mechanism is used to drive the laser head to translate in the first horizontal direction, second translation drive mechanism is used to drive the laser head to translate in the second horizontal direction, lifting drive mechanism is used to drive the laser head to lift, wherein, the second horizontal direction is perpendicular to the first horizontal direction;

[0008] First cleaning station and second cleaning station are arranged along the first horizontal direction on the machine table, wherein, first clamping mechanism is arranged at first cleaning station, and first clamping mechanism is used to clamp the first workpiece to be cleaned;Second clamping mechanism is arranged at second cleaning station, and second clamping mechanism is used to clamp the second workpiece to be cleaned;

[0009] Laser head is used for laser cleaning to the first workpiece and the second workpiece.

[0010] The double-station laser cleaning machine provided by the utility model has two cleaning stations arranged on the machine table, and clamping mechanisms for clamping the to-be-cleaned stations are arranged at the two cleaning stations, so that the laser head can continuously clean two workpieces, thereby reducing the feeding and discharging frequency of the workpieces and improving the cleaning efficiency.

[0011] In some embodiments, the second clamping mechanism has the same structure as the first clamping mechanism, and the first clamping mechanism comprises a support, a rotary driving member and a pneumatic chuck, wherein: the pneumatic chuck is rotatably connected to the support, and is used for clamping the first workpiece; the rotary driving member is arranged on the support and is in transmission connection with the pneumatic chuck, and is used for driving the pneumatic chuck to rotate about the axis of the pneumatic chuck.

[0012] The pneumatic chuck can stably clamp the to-be-cleaned workpieces with columnar or spherical structures. During the cleaning process, the rotary driving member drives the pneumatic chuck to rotate, thereby automatically turning over the workpiece and ensuring that the surfaces of the workpiece can be cleaned.

[0013] In some embodiments, the pneumatic chuck rotary bearing is mounted on the support.

[0014] The pneumatic chuck is rotatably connected to the support.

[0015] In some embodiments, the double-station laser cleaning machine further comprises a third translation driving mechanism and a fourth translation driving mechanism, wherein: the third translation driving mechanism is arranged at the first cleaning station, the first clamping mechanism is connected to the third translation driving mechanism, and the third translation driving mechanism is used for driving the first clamping mechanism to translate along the second horizontal direction; the fourth translation driving mechanism is arranged at the second cleaning station, the second clamping mechanism is connected to the fourth translation driving mechanism, and the fourth translation driving mechanism is used for driving the second clamping mechanism to translate along the second horizontal direction.

[0016] During the laser cleaning process, the third translation driving mechanism and the fourth translation driving mechanism can respectively drive the first clamping mechanism and the second clamping mechanism to translate along the second horizontal direction, thereby adjusting the positions of the clamped first workpiece and second workpiece in the second horizontal direction, and further ensuring that the cleaning head can clean the first workpiece and the second workpiece in all directions.

[0017] In some embodiments, the machine table is provided with a fiber laser, and the laser head comprises a fiber joint, a galvanometer and a field lens, wherein: the fiber joint and the galvanometer are arranged on the movable part of the lifting driving mechanism, the fiber joint is connected to the fiber laser through an optical fiber, and the field lens is connected to the bottom of the galvanometer; the laser emitted by the fiber laser enters the galvanometer through the fiber joint, the galvanometer is used for deflecting and adjusting the laser, and the field lens is used for focusing the laser after the deflection adjustment and emitting the laser downward.

[0018] Through cooperation of the galvanometer and the field lens, the laser can be ensured to be gathered on the first workpiece or the second workpiece to be cleaned, and laser cleaning of the first workpiece or the second workpiece is implemented.

[0019] In some embodiments, the double-station laser cleaning machine further comprises a support beam connected to the movable part of the lifting driving mechanism and extending along the second horizontal direction, and the optical fiber joint and the galvanometer are arranged on the support beam.

[0020] Through arrangement of the support beam, sufficient mounting space is provided for the optical fiber joint and the galvanometer.

[0021] In some embodiments, the double-station laser cleaning machine further comprises an air curtain assembly connected to the galvanometer through a connecting rod and located below the field lens, and the air curtain assembly is configured to blow air along the horizontal direction to form an air curtain below the field lens.

[0022] Through arrangement of the air curtain assembly, smoke generated in the laser cleaning process is prevented from polluting the field lens.

[0023] In some embodiments, the double-station laser cleaning machine further comprises a cleaning cover arranged on the machine table, and the first clamping mechanism, the second clamping mechanism, the first translation driving mechanism, the second translation driving mechanism, the lifting driving mechanism and the laser head are located in the cleaning cover.

[0024] The laser cleaning operation is completed in the cleaning cover, and smoke generated in the laser cleaning process is prevented from polluting the surrounding environment.

[0025] In some embodiments, an operation door and an air outlet are arranged on the side wall of the cleaning cover.

[0026] Through arrangement of the operation door, disassembly, maintenance and assembly of each functional component are facilitated, and feeding and discharging of the workpiece are facilitated. Through the air outlet, smoke generated in the laser cleaning process can be timely removed. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 a structure schematic view of the double-station laser cleaning machine of the embodiment of the utility model from one visual angle;

[0028] Figure 2 a structure schematic view of the double-station laser cleaning machine of the embodiment of the utility model from another visual angle;

[0029] Figure 3 a structure schematic view of the first clamping mechanism in the embodiment of the utility model;

[0030] Figure 4 a structure schematic view of the laser head in the embodiment of the utility model;

[0031] Figure 5The utility model discloses a double-station laser cleaning machine.

[0032] Figures 1 to 5 Including:

[0033] Machine table 1;

[0034] First clamping mechanism 2: support 21, rotation driving part 22, pneumatic chuck 23, rotation bearing 24;

[0035] Second clamping mechanism 3;

[0036] First translation driving mechanism 4;

[0037] Second translation driving mechanism 5;

[0038] Lifting driving mechanism 6;

[0039] Laser head 7: optical fiber joint 71, galvanometer 72, field lens 73;

[0040] Third translation driving mechanism 8;

[0041] Fourth translation driving mechanism 9;

[0042] Support crossbeam 10;

[0043] Cleaning cover 11. DETAILED DESCRIPTION

[0044] In order to make the above-mentioned purpose, features and advantages of the utility model more obvious and easy to understand, the utility model will be further explained in detail in combination with the drawings and specific embodiments.

[0045] As described in the background section, the existing laser cleaning machine has only one cleaning station on the machine table, and the laser head can only implement cleaning of the workpiece at the cleaning station. The existing laser cleaning machine has the problem of frequent implementation of the feeding and discharging of the workpiece, which reduces the cleaning efficiency of the workpiece.

[0046] Therefore, the utility model provides a double-station laser cleaning machine, which can continuously complete the cleaning of two workpieces, thereby reducing the frequency of feeding and discharging the workpiece and improving the cleaning efficiency.

[0047] As shown in Figures 1 to 2 The laser cleaning machine in the utility model embodiment includes a machine table 1, a first clamping mechanism 2, a second clamping mechanism 3, a first translation driving mechanism 4, a second translation driving mechanism 5, a lifting driving mechanism 6 and a laser head 7, wherein:

[0048] The first translation driving mechanism 4 is arranged on the machine table 1, the second translation driving mechanism 5 is connected to the movable part of the first translation driving mechanism 4, the lifting driving mechanism 6 is connected to the movable part of the second translation driving mechanism 5, and the laser head 7 is connected to the movable part of the lifting driving mechanism 6, wherein the first translation driving mechanism 4 is used for driving the laser head 7 to translate in the first horizontal direction (such as the X direction), the second translation driving mechanism 5 is used for driving the laser head 7 to translate in the second horizontal direction (such as the Y direction), and the lifting driving mechanism 6 is used for driving the laser head 7 to lift, wherein the second horizontal direction is perpendicular to the first horizontal direction.

[0049] The first cleaning station and the second cleaning station are arranged on the machine table 1 and are spaced apart along the first horizontal direction, the first clamping mechanism 2 is arranged at the first cleaning station and is used for clamping the first workpiece to be cleaned, and the second clamping mechanism 3 is arranged at the second cleaning station and is used for clamping the second workpiece to be cleaned.

[0050] The laser head 7 is used for laser cleaning of the first workpiece and the second workpiece.

[0051] The double-station laser cleaning machine has two cleaning stations arranged on the machine table 1, and the clamping mechanisms for clamping workpieces to be cleaned are arranged at the two cleaning stations, so that the laser head 7 can continuously clean two workpieces, thereby reducing the feeding and discharging frequency of the workpieces and improving the cleaning efficiency.

[0052] The first translation driving mechanism 4, the second translation driving mechanism 5 and the lifting driving mechanism 6 can all adopt various existing linear driving modules, such as a screw module.

[0053] As shown in Figure 3 The first clamping mechanism 2 includes a support 21, a rotary driving member 22 and a pneumatic chuck 23, wherein the pneumatic chuck 23 is rotatably connected to the support 21 and is used for clamping the first workpiece, the rotary driving member 22 is arranged on the support 21 and is in transmission connection with the pneumatic chuck 23, and the rotary driving member 21 is used for driving the pneumatic chuck 23 to rotate around the axis of the pneumatic chuck 23.

[0054] The pneumatic chuck 23 can stably clamp workpieces to be cleaned in a columnar or spherical structure. The structure and working process of the pneumatic chuck 23 are known to those skilled in the art, and the structure of the pneumatic chuck 23 itself is not the object to be protected by the utility model. In order to describe concisely, the specific structure of the pneumatic chuck 23 is not described in detail here. For different structures and sizes of workpieces to be cleaned, those skilled in the art can select appropriate models of pneumatic chucks according to needs.

[0055] During the cleaning process, the rotary driving member 22 drives the pneumatic chuck 23 to rotate, so as to implement automatic turning of the workpiece, and ensure that the laser head 7 can complete laser cleaning of each surface of the workpiece. The rotary driving member 22 may, for example, be a rotary driving motor which is in transmission connection with the pneumatic chuck 23 through a transmission gear.

[0056] Optionally, the pneumatic chuck rotary bearing 24 is rotatably installed on the support 21.

[0057] As shown in Figure 1 Optionally, the double-station laser cleaning machine in the embodiment of the utility model further comprises a third translation driving mechanism 8 and a fourth translation driving mechanism 9, wherein: the third translation driving mechanism 8 is arranged at the first cleaning station, the first clamping mechanism 2 is connected to the third translation driving mechanism 8, and the third translation driving mechanism 8 is used to drive the first clamping mechanism 2 to translate along the second horizontal direction. The fourth translation driving mechanism 9 is arranged at the second cleaning station, the second clamping mechanism 3 is connected to the fourth translation driving mechanism 9, and the fourth translation driving mechanism 9 is used to drive the second clamping mechanism 3 to translate along the second horizontal direction.

[0058] During the laser cleaning process, the third translation driving mechanism 8 and the fourth translation driving mechanism 9 can respectively drive the first clamping mechanism 2 and the second clamping mechanism 3 to translate along the second horizontal direction, so as to implement position adjustment of the clamped first workpiece and second workpiece in the second horizontal direction, and further ensure that the laser head 7 can implement omnidirectional cleaning of the first workpiece and the second workpiece.

[0059] The third translation driving mechanism 8 and the fourth translation driving mechanism 9 in the embodiment of the utility model can all adopt various linear driving modules, for example, a screw module.

[0060] Optionally, the machine table 1 is provided with a fiber laser. As shown in Figure 4 The laser head 7 comprises a fiber joint 71, a galvanometer 72 and a field lens 73, wherein: the fiber joint 71 and the galvanometer 72 are arranged on the movable part of the lifting driving mechanism 6. The fiber joint 71 is connected with the fiber laser through an optical fiber, and the field lens 73 is connected to the bottom of the galvanometer 72. Laser emitted by the fiber laser enters into the fiber joint 71 through an optical fiber, and then enters into the galvanometer 72, the galvanometer 72 is used to implement deflection adjustment of the laser, and the field lens 73 is used to focus the laser after completing deflection adjustment and then emit downward.

[0061] Through cooperation of the galvanometer 72 and the field lens 73, it can be ensured that the laser can be gathered on the first workpiece or the second workpiece to be cleaned, and laser cleaning of the first workpiece or the second workpiece is implemented.

[0062] As shown in Figure 1As shown, optionally, the double-station laser cleaning machine in the embodiment of the utility model further includes a support cross beam 10, the support cross beam 10 is connected on the movable part of the lifting drive mechanism 6 and extends along the second horizontal direction, and the fiber joint 71 and the galvanometer 72 are arranged on the support cross beam. By arranging the support cross beam 10, sufficient installation space is provided for the fiber joint 71 and the galvanometer 72, and the installation stability of the fiber joint 71 and the galvanometer 72 is ensured.

[0063] Optionally, the double-station laser cleaning machine in the embodiment of the utility model further includes an air curtain assembly, the air curtain assembly is connected on the galvanometer 72 through a connecting rod and is located below the field lens 73, and the air curtain assembly is configured to blow air along the horizontal direction to form an air curtain below the field lens. The air curtain can block the smoke generated in the laser cleaning process, preventing the smoke from rising and polluting the field lens 73. The air curtain assembly may, for example, be a high-pressure nozzle connected to a compressed air source through an air pipe.

[0064] As shown, Figure 5 Optionally, the double-station laser cleaning machine in the embodiment of the utility model further includes a cleaning cover 11, the cleaning cover 11 is arranged on the machine table 1, and the first clamping mechanism 2, the second clamping mechanism 3, the first translation drive mechanism 4, the second translation drive mechanism 5, the lifting drive mechanism 6 and the laser head 7 and other components are located in the cleaning cover 11. That is, the laser cleaning operation is completed in the cleaning cover 11, so that the smoke generated in the laser cleaning process can be prevented from polluting the surrounding environment.

[0065] Optionally, an operation door and an air outlet are arranged on the side wall of the cleaning cover 11. By arranging the operation door, the disassembly and maintenance of each functional component are facilitated, and the feeding and discharging of the workpiece are facilitated. By arranging the air outlet, the smoke generated in the laser cleaning process can be promptly removed.

[0066] The above has described the utility model in sufficient detail with certain particularity. It should be understood by those skilled in the art that the description in the embodiments is only exemplary, and all changes made without departing from the true spirit and scope of the utility model should belong to the protection scope of the utility model. The scope of protection claimed by the utility model is defined by the claims, not by the above description in the embodiments.

Claims

1. A dual-station laser cleaning machine, characterized in that, The dual-station laser cleaning machine includes a machine base, a first clamping mechanism, a second clamping mechanism, a first translation drive mechanism, a second translation drive mechanism, a lifting drive mechanism, and a laser head, wherein: The first translation drive mechanism is disposed on the machine base, the second translation drive mechanism is connected to the movable part of the first translation drive mechanism, the lifting drive mechanism is connected to the movable part of the second translation drive mechanism, and the laser head is connected to the movable part of the lifting drive mechanism. The first translation drive mechanism is used to drive the laser head to translate in a first horizontal direction, the second translation drive mechanism is used to drive the laser head to translate in a second horizontal direction, and the lifting drive mechanism is used to drive the laser head to lift. The second horizontal direction is perpendicular to the first horizontal direction. The machine platform is provided with a first cleaning station and a second cleaning station at intervals along the first horizontal direction. The first clamping mechanism is provided at the first cleaning station and is used to clamp the first workpiece to be cleaned. The second clamping mechanism is provided at the second cleaning station and is used to clamp the second workpiece to be cleaned. The laser head is used to perform laser cleaning on the first workpiece and the second workpiece; The second clamping mechanism has the same structure as the first clamping mechanism. The first clamping mechanism includes a bracket, a rotary drive component, and a pneumatic chuck, wherein: The pneumatic chuck is rotatably connected to the bracket, and the pneumatic chuck is used to clamp the first workpiece; The rotary drive component is mounted on the bracket and is connected to the pneumatic chuck via a transmission. The rotary drive component is used to drive the pneumatic chuck to rotate around its own axis. The dual-station laser cleaning machine further includes a third translation drive mechanism and a fourth translation drive mechanism, wherein: The third translation drive mechanism is disposed at the first cleaning station, and the first clamping mechanism is connected to the third translation drive mechanism. The third translation drive mechanism is used to drive the first clamping mechanism to translate along the second horizontal direction. The fourth translation drive mechanism is disposed at the second cleaning station, and the second clamping mechanism is connected to the fourth translation drive mechanism. The fourth translation drive mechanism is used to drive the second clamping mechanism to translate along the second horizontal direction.

2. The dual-station laser cleaning machine as described in claim 1, characterized in that, The pneumatic chuck rotary bearing is mounted on the bracket.

3. The dual-station laser cleaning machine as described in claim 1, characterized in that, The machine is equipped with a fiber laser, and the laser head includes a fiber connector, a galvanometer, and a field lens, wherein: The fiber optic connector and the galvanometer are mounted on the movable part of the lifting drive mechanism. The fiber optic connector is connected to the fiber laser via an optical fiber, and the field lens is connected to the bottom of the galvanometer. The laser emitted by the fiber laser enters the galvanometer through the fiber connector. The galvanometer is used to deflect and adjust the laser. The field lens is used to focus the laser after the deflection adjustment and emit it downwards.

4. The dual-station laser cleaning machine as described in claim 3, characterized in that, The dual-station laser cleaning machine also includes a support beam, which is connected to the movable part of the lowering drive mechanism and extends along the second horizontal direction. The fiber optic connector and the galvanometer are disposed on the support beam.

5. The dual-station laser cleaning machine as described in claim 3, characterized in that, The dual-station laser cleaning machine also includes an air curtain assembly, which is connected to the galvanometer via a connecting rod and located below the field mirror. The air curtain assembly is configured to blow air in a horizontal direction to form an air curtain below the field mirror.

6. The dual-station laser cleaning machine as described in claim 1, characterized in that, The dual-station laser cleaning machine also includes a cleaning hood, which is disposed on the machine base. The first clamping mechanism, the second clamping mechanism, the first translation drive mechanism, the second translation drive mechanism, the lifting drive mechanism, and the laser head are all located inside the cleaning hood.

7. The dual-station laser cleaning machine as described in claim 6, characterized in that, The cleaning hood is equipped with an operating door and an exhaust vent on its side wall.

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