Aluminum alloy plate surface laser passivation device
By using bidirectional horizontal moving tracks and fine-tuning components to adjust the laser focus in the aluminum alloy plate laser passivation device, and combining the pumping and filtration system to treat dust and smoke, the problems of laser passivation and environmental pollution of different thicknesses are solved, achieving high efficiency , environmentally friendly processing effect.
Patent Information
- Application Number
- CN202421250020.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-04
- Publication Date
- 2025-02-25
- Estimated Expiration
- 2034-06-04
AI Technical Summary
During the laser passivation process of aluminum alloy sheets, it is difficult for the prior art to effectively adjust the laser focus to adapt to the sheets of different thicknesses. At the same time, the dust and smoke generated by the processing process causes pollution to the environment.
A laser passivation device on the surface of an aluminum alloy sheet is designed, using bidirectional horizontal moving tracks and fine-tuning components (including lifting grooves and threaded rods) to adjust the position of the laser emitter to ensure that the focus is on the surface of the sheet. At the same time, the device has built-in air suction holes and fan, which combines a collection box and filter screen to effectively absorb and filter dust and smoke.
It realizes efficient laser passivation of aluminum alloy sheets of different thicknesses, increases the practicality of the equipment and the simplicity of operation, and effectively reduces pollution in the processing environment.
Smart Images
Figure CN222520224U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of plate laser passivation, in particular to a surface laser passivation device for an aluminum alloy plate. Background Art
[0002] Laser passivation is a process that uses laser technology to modify the metal surface in order to improve the metal's corrosion resistance, wear resistance and other surface properties. This technology uses a laser beam to precisely heat the metal surface, thereby changing the surface chemical composition and microstructure without affecting the properties of the metal matrix.
[0003] In the actual processing process, the characteristics of the laser emitter to generate light pulses are mainly used. Based on the photophysical reaction caused by the interaction between the high-intensity light beam, the short-pulse laser and the surface of the workpiece, during this period, the optical characteristics of the convex lens focusing line are usually used to focus the laser beam to a point on the metal surface, thereby generating high energy density at this point to achieve metal surface modification. Therefore, when processing aluminum alloy plates of different thicknesses, the focus of the laser needs to be adjusted to ensure that the focus is on the surface of the plate, and then a structure that is convenient for focus adjustment needs to be designed. In addition, dust and smoke will be generated during the processing, which will cause certain pollution to the processing environment. Utility Model Content
[0004] The utility model aims to solve the problems existing in the background technology and proposes a laser passivation device for the surface of an aluminum alloy plate.
[0005] The technical solution of the utility model is as follows: a laser passivation device for the surface of an aluminum alloy plate, comprising a laser passivation machine chassis and a laser transmitter, a processing chamber is provided in the laser passivation machine chassis, and a bidirectional horizontal movable track is installed in the processing chamber, a track block is slidably connected to the bidirectional horizontal movable track, the laser transmitter is fixed on the track block, a lifting plate is slidably connected to the bottom of the track block, a mounting plate is fixed at the front end of the lifting plate and directly below the laser transmitter, a convex lens is fixed on the mounting plate, a fine-tuning component is arranged in the track block, a processing conveyor belt is installed at the bottom of the processing chamber, a unloading conveyor belt and a loading conveyor belt are respectively installed on both sides of the laser passivation machine chassis, an exhaust hole is provided on the rear side arm of the processing chamber, and a fan is installed in the exhaust hole, an outer end of the exhaust hole end is located at the side wall of the laser passivation machine chassis, and a collection box is fixed thereto.
[0006] Preferably, the collection box consists of a bottom box, an upper box and a filter. The bottom box is fixed to the side wall of the laser passivation machine chassis. A docking hole is provided on the rear side of the bottom box aligned with the end of the exhaust hole. An adaptation groove is provided on the inner side of the upper opening of the bottom box. The filter is clamped in the adaptation groove. The upper box is clamped on top of the bottom box, and an exhaust pipe is fixed to the outer side wall of the upper box.
[0007] Preferably, positioning holes are provided at the four corners of the upper end of the bottom box, positioning rods are fixed at the four corners of the bottom of the upper box, and a sealing gasket is fixed at the bottom of the upper box.
[0008] Preferably, an end protrusion is fixed on the upper end of the upper box close to one side of the laser passivation machine chassis, and a storage groove is opened on the side wall of the laser passivation machine chassis at a position corresponding to the end protrusion. A fixed shaft is rotatably connected in the storage groove, and a baffle is fixed on the fixed shaft. The end of the baffle extends out of the storage groove and abuts against the upper end of the end protrusion, and a torsion spring is installed between the fixed shaft and the side wall of the storage groove.
[0009] Preferably, the fine-tuning assembly includes a lifting slot and a threaded rod, the lifting slot is opened at the bottom of the track block, the upper end of the lifting plate is slidably connected in the lifting slot, the threaded rod is rotatably connected in the lifting slot, the bottom of the threaded rod is threadedly connected in the lifting plate, and the upper end of the threaded rod extends out of the track block and is fixed with a knob.
[0010] Preferably, the side wall of the lifting plate is provided with scale lines so that the extension length of the lifting plate can be observed.
[0011] Compared with the prior art, the utility model has the following beneficial technical effects: when using laser to passivate the surface of the aluminum alloy plate, the height of the bottom convex lens can be adjusted to change the focal height, thereby processing aluminum alloy plates of different thicknesses, thereby increasing the practicality of the equipment and simplifying the operation. At the same time, the generated dust and smoke can be absorbed to reduce processing environmental pollution. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 This is a schematic diagram of the front appearance structure of the utility model;
[0013] Figure 2 This is a schematic diagram of the internal cutaway structure of the track block of the utility model;
[0014] Figure 3 This is a schematic diagram of the combined structure of the collection box of the utility model;
[0015] Figure 4 For this utility model Figure 1 Enlarged structural diagram at A in the middle.
[0016] Figure numerals: 1. Laser passivation machine chassis; 11. Processing chamber; 12. Bidirectional horizontal moving track; 13. Exhaust hole; 2. Processing conveyor belt; 3. Unloading conveyor belt; 4. Loading conveyor belt; 5. Track block; 51. Lifting slot; 52. Lifting plate; 53. Mounting plate; 54. Convex lens; 55. Scale line; 56. Threaded rod; 57. Knob; 6. Laser transmitter; 7. Collection box; 71. Bottom box; 72. Upper box; 73. Filter; 74. Docking hole; 75. Adapter slot; 76. Exhaust pipe; 77. End protrusion; 78. Positioning hole; 79. Positioning rod; 8. Storage slot; 81. Fixed shaft; 82. Baffle. DETAILED DESCRIPTION
[0017] The technical solution of the utility model is further described below in conjunction with the accompanying drawings and specific embodiments.
[0018] Example
[0019] like Figure 1-4 As shown, the utility model proposes a laser passivation device for the surface of an aluminum alloy plate, comprising a laser passivation machine chassis 1 and a laser transmitter 6, a processing chamber 11 is provided in the laser passivation machine chassis 1, and a bidirectional horizontal movable track 12 is installed in the processing chamber 11, a track block 5 is slidably connected to the bidirectional horizontal movable track 12, the laser transmitter 6 is fixed on the track block 5, a lifting plate 52 is slidably connected to the bottom of the track block 5, a mounting plate 53 is fixed at the front end of the lifting plate 52 and directly below the laser transmitter 6, a convex lens 54 is fixed on the mounting plate 53, a fine-tuning component is arranged in the track block 5, a processing conveyor belt 2 is installed at the bottom of the processing chamber 11, a unloading conveyor belt 3 and a loading conveyor belt 4 are respectively installed on both sides of the laser passivation machine chassis 1, an exhaust hole 13 is provided on the rear side arm of the processing chamber 11, and a fan is installed in the exhaust hole 13, an outer end of the exhaust hole 13 end is located on the side wall of the laser passivation machine chassis 1, and a collecting box 7 is fixed.
[0020] The collecting box 7 is composed of a bottom box 71, an upper box 72 and a filter screen 73. The bottom box 71 is fixed to the side wall of the laser passivation machine chassis 1. A docking hole 74 is provided on the rear side of the bottom box 71 in alignment with the end of the air extraction hole 13. An adapting groove 75 is provided on the inner side of the upper opening of the bottom box 71. The filter screen 73 is clamped in the adapting groove 75. The upper box 72 is clamped above the bottom box 71. An exhaust pipe 76 is fixed to the outer wall of the upper box 72. Positioning holes 78 are provided at the four corners of the upper end of the bottom box 71. The four corners of the bottom of the upper box 72 are fixed. A positioning rod 79 is fixed, a sealing gasket is fixed to the bottom of the upper box 72, an end protrusion 77 is fixed to the upper end of the upper box 72 close to the laser passivation machine chassis 1, and a storage groove 8 is opened on the side wall of the laser passivation machine chassis 1 and at a position corresponding to the end protrusion 77. A fixed shaft 81 is rotatably connected in the storage groove 8, and a baffle 82 is fixed on the fixed shaft 81. The end of the baffle 82 extends out of the storage groove 8 and abuts against the upper end of the end protrusion 77, and a torsion spring is installed between the fixed shaft 81 and the side wall of the storage groove 8.
[0021] The fine-tuning assembly includes a lifting slot 51 and a threaded rod 56. The lifting slot 51 is opened at the bottom of the track block 5. The upper end of the lifting plate 52 is slidably connected in the lifting slot 51. The threaded rod 56 is rotatably connected in the lifting slot 51. The bottom of the threaded rod 56 is threadedly connected in the lifting plate 52. The upper end of the threaded rod 56 extends out of the track block 5 and is fixed with a knob 57. The side wall of the lifting plate 52 is provided with a scale line 55.
[0022] like Figure 1 As shown, the utility model proposes a laser passivation device for the surface of an aluminum alloy plate, comprising.
[0023] In this embodiment, the entire device is first connected to an external power supply, and then the aluminum alloy plate is conveyed to the processing conveyor belt 2 through the feeding conveyor belt 4. At this time, the laser emitter 6 is used to emit laser, and the laser through the convex lens 54 is focused on the surface of the plate to achieve the purpose of surface passivation. When the track block 5 slides on the bidirectional horizontal moving track 12, the entire surface of the plate can be passivated, and finally it flows out from the unloading conveyor belt 3 to complete the processing operation. During the processing, the fan in the exhaust hole 13 is driven to discharge the dust and smoke into the collection box 7 through the exhaust hole 13. After being filtered by the filter screen 73, the gas is discharged from the exhaust pipe 76, and the dust particles are located in the bottom box 71. The upper box 72 is collected inside, and after the baffle plate 82 is rotated, the upper box 72 loses the obstruction to its upward movement and can be pulled upward. After the positioning rod 79 is pulled out of the positioning hole 78, the upper box 72 can be removed from the bottom box 71, and then the filter screen 73 can be taken out and cleaned. The operation is simple and convenient. When processing plates of different thicknesses, the convex lens 54 can be moved up and down to achieve a change in the focal length height to ensure that the focus is on the surface of the plate. In this process, the rotation of the knob 57 can drive the threaded rod 56 to rotate, so that the lifting plate 52 moves up and down in the lifting slot 51, and finally drives the mounting plate 53 to move up and down, and finally easily realizes the height adjustment of the convex lens 54.
[0024] The above-mentioned specific embodiments are only several preferred embodiments of the present invention. Based on the technical solution of the present invention and the relevant inspiration of the above-mentioned embodiments, those skilled in the art can make various alternative improvements and combinations to the above-mentioned specific embodiments.
Claims
1. A laser passivation device for the surface of an aluminum alloy plate, comprising a laser passivation machine chassis (1) and a laser transmitter (6), characterized in that: A processing chamber (11) is provided in the laser passivation machine chassis (1), and a bidirectional horizontal movable track (12) is installed in the processing chamber (11), a track block (5) is slidably connected to the bidirectional horizontal movable track (12), the laser emitter (6) is fixed on the track block (5), the bottom of the track block (5) is slidably connected to a lifting plate (52), a mounting plate (53) is fixed at the front end of the lifting plate (52) and directly below the laser emitter (6), and a mounting plate (53) is fixed on the mounting plate (53). A convex lens (54) is fixed therein, a fine-tuning assembly is arranged in the track block (5), a processing conveyor belt (2) is installed at the bottom of the processing chamber (11), a discharge conveyor belt (3) and a loading conveyor belt (4) are respectively installed on both sides of the laser passivation machine chassis (1), an exhaust hole (13) is opened on the rear side arm of the processing chamber (11), and a fan is installed in the exhaust hole (13), an outer end of the exhaust hole (13) is located on the side wall of the laser passivation machine chassis (1), and a collection box (7) is fixed thereto.
2. The laser passivation device for the surface of an aluminum alloy plate according to claim 1, characterized in that: The collecting box (7) is composed of a bottom box (71), an upper box (72) and a filter (73); the bottom box (71) is fixed to the side wall of the laser passivation machine chassis (1); a docking hole (74) is provided on the rear side of the bottom box (71) at a position aligned with the end of the air extraction hole (13); an adapting groove (75) is provided on the inner side of the upper opening of the bottom box (71); the filter (73) is snap-fitted into the adapting groove (75); the upper box (72) is snap-fitted above the bottom box (71); and an exhaust pipe (76) is fixed to the outer side wall of the upper box (72).
3. The laser passivation device for the surface of an aluminum alloy plate according to claim 2, characterized in that: Positioning holes (78) are provided at the four corners of the upper end of the bottom box (71), positioning rods (79) are fixed at the four corners of the bottom of the upper box (72), and a sealing pad is fixed at the bottom of the upper box (72).
4. The laser passivation device for the surface of an aluminum alloy plate according to claim 2, characterized in that: An end protrusion (77) is fixed to the upper end of the upper box (72) near the side of the laser passivation machine chassis (1); a storage groove (8) is opened on the side wall of the laser passivation machine chassis (1) at a position corresponding to the end protrusion (77); a fixed shaft (81) is rotatably connected in the storage groove (8); a baffle (82) is fixed on the fixed shaft (81); an end of the baffle (82) extends out of the storage groove (8) and abuts against the upper end of the end protrusion (77); a torsion spring is installed between the fixed shaft (81) and the side wall of the storage groove (8).
5. The laser passivation device for the surface of an aluminum alloy plate according to claim 1, characterized in that: The fine adjustment assembly comprises a lifting groove (51) and a threaded rod (56); the lifting groove (51) is provided at the bottom of the track block (5); the upper end of the lifting plate (52) is slidably connected in the lifting groove (51); the threaded rod (56) is rotatably connected in the lifting groove (51); the bottom of the threaded rod (56) is threadedly connected in the lifting plate (52); the upper end of the threaded rod (56) extends out of the track block (5) and is fixed with a knob (57).
6. The laser passivation device for the surface of an aluminum alloy plate according to claim 5, characterized in that: The side wall of the lifting plate (52) is provided with scale lines (55).