Laser marking machine with visual assembly

Abstract

The utility model relates to the technical field of laser marking machines, in particular to a laser marking machine with a visual assembly, which comprises a marking machine body provided with a display screen, a control panel and a marking assembly, and further comprises a clamp assembly located below the marking assembly. The clamp assembly comprises an air pipe, an adapter, a shaft rod, an air suction nozzle and a rotating hand wheel, the first end of the air pipe is connected with an air extracting pump, the second end of the air pipe is fixedly connected with the adapter, the first end of the shaft rod is rotatably connected with the adapter, the second end of the shaft rod is fixedly connected with the air suction nozzle, and the air suction nozzle is used for adsorbing and fixing a workpiece. The rotation of a workpiece on the air suction nozzle is adjusted; and the visual assembly is located on one side of the clamp assembly, the visual assembly is electrically connected to the display screen, the visual assembly comprises a scanning camera and a detection camera, the scanning camera is used for scanning the workpiece on the air suction nozzle before marking, and the detection camera is used for conducting quality detection on the workpiece on the air suction nozzle after marking.

Description

TECHNICAL FIELD

[0001] The utility model relates to laser marking machine technical field, especially a kind of laser marking machine with visual assembly. BACKGROUND

[0002] Laser marking machine is used to mark permanent mark on the surface of various different materials by laser beam.The effect of marking is to expose deep layer material by evaporation of surface layer material, or to "carve" trace by physical change of surface layer material caused by light energy, or to show required etching pattern, text, barcode and other types of graphics by burning part of material by light energy.Laser marking machine is mainly applied to some occasions requiring more fine and higher precision.Laser marking machine generally places workpiece or object needing to be marked under field lens of laser marking machine, then starts control system to emit laser to mark workpiece or object.

[0003] The utility model with publication number CN214134502U discloses a double-clamping-position laser marking machine; the defects of the prior art are that the clamp structure is very complex, and there is no visual assembly, and human eyes are needed to observe workpiece before marking and to detect quality after marking, so the precision is not high, the efficiency is low, and the workpiece marking requirements of higher requirements cannot be met.

[0004] Therefore, the prior art still has room for improvement. UTILITY MODEL CONTENT

[0005] To solve the problem that the clamp structure is very complex in the prior art, and there is no visual assembly, human eyes are needed to observe workpiece before marking and to detect quality after marking, the precision is not high, the efficiency is low, and the workpiece marking requirements of higher requirements cannot be met, the utility model provides a laser marking machine with visual assembly.

[0006] To achieve the above purpose, the technical scheme applied by the utility model is as follows:

[0007] A laser marking machine with a visual assembly, comprising a marking machine body, a display screen, a control panel and a marking assembly are arranged on the marking machine body, and the display screen and the marking assembly are electrically connected to the control panel; further comprising: a clamp assembly, the clamp assembly is located below the marking assembly, the clamp assembly comprises an air pipe, an adapter, a shaft, a gas suction nozzle and a rotating hand wheel, the first end of the air pipe is connected with a suction pump, the second end of the air pipe is fixedly connected with the adapter, the first end of the shaft is rotatably connected with the adapter, the second end of the shaft is fixedly connected with the gas suction nozzle, the gas suction nozzle is used for adsorbing and fixing a workpiece, and the shaft is driven to rotate through the rotating hand wheel to adjust the rotation of the workpiece on the gas suction nozzle; a visual assembly, the visual assembly is located on one side of the clamp assembly, and the visual assembly is electrically connected to the display screen, the visual assembly comprises a scanning camera and a detection camera, the scanning camera is used for scanning the workpiece on the gas suction nozzle before marking, and the detection camera is used for quality detection of the workpiece on the gas suction nozzle after marking.

[0008] According to the above scheme, the clamp assembly further comprises a fixing seat and a gear box, the fixing seat is fixed on the marking machine body, the gear box is fixed on the fixing seat, the first end of the shaft is rotatably connected with the adapter, the second end of the shaft is fixedly connected with the gas suction nozzle after penetrating through the gear box, and the gear box is provided with a helical gear one and a helical gear two, the helical gear one and the helical gear two are meshed and connected, the helical gear one is fixedly connected with the shaft, and the helical gear two is fixedly connected with the rotating hand wheel.

[0009] According to the above scheme, the side of the gear box close to the adapter is fixed with a bearing cover one, the bearing cover one is provided with a bearing one, the adapter is fixed between the air pipe and the bearing cover one, the first end of the shaft is rotatably connected with the adapter after penetrating through the bearing one, and the first end of the shaft is fixedly connected with the bearing one.

[0010] According to the above scheme, the side of the gear box close to the gas suction nozzle is fixed with a bearing cover two, the bearing cover two is provided with a bearing two, the second end of the shaft is fixedly connected with the gas suction nozzle through a fixed bushing after penetrating through the bearing two, and the second end of the shaft is fixedly connected with the bearing two.

[0011] According to the above scheme, the side of the gear box close to the rotating hand wheel is fixed with a bearing cover three, the bearing cover three is provided with a bearing three, the rotating hand wheel penetrates through the bearing three and extends into the gear box to be fixedly connected with the helical gear two, and the rotating hand wheel is fixedly connected with the bearing three.

[0012] According to the above scheme, the top of the gear box is fixed with a protective upper cover.

[0013] According to the scheme, the visual assembly further comprises a fixing support, a fixing shaft, a movable support one, an adjusting knob, a connecting support, a movable support two, a mounting plate, an adjusting screw one and an adjusting screw two, the fixing support is fixed on the marking machine body, the fixing shaft is fixed on the fixing support, the movable support one is fixedly connected with the fixing shaft through the adjusting knob at a first end, the movable support one is fixedly connected with the scanning camera at a second end, the connecting support is fixed on the fixing shaft at a first end, the connecting support is fixedly connected with the movable support two through the adjusting screw one at a second end, the movable support two is fixedly connected with the mounting plate through the adjusting screw two, and the mounting plate is fixedly connected with the detection camera.

[0014] According to the scheme, a vertical strip-shaped groove is formed in the connecting support, and the adjusting screw one is threadedly connected with a nut after penetrating through the movable support two and the strip-shaped groove.

[0015] According to the scheme, a fixing block is fixed on one side of the movable support two close to the mounting plate, the adjusting screw two is fixedly connected with the mounting plate after penetrating through the fixing block, and the adjusting screw two is threadedly connected with the fixing block.

[0016] According to the scheme, the marking assembly comprises a fiber laser, a galvanometer and a field lens, the output end of the fiber laser is connected with the input end of the galvanometer, the output end of the galvanometer is connected with the input end of the field lens, and the field lens is used for emitting laser to etch a workpiece on the air suction nozzle; the marking machine body is fixed with a fixing column, the fixing column is provided with a lifting hand wheel, the fiber laser is movably installed on the fixing column, and the lifting hand wheel is used for adjusting the up-down position of the fiber laser on the fixing column.

[0017] The utility model discloses beneficial effects:

[0018] The utility model discloses the setting, work, under the negative pressure formed by the air pump air exhaust, place the workpiece on the air suction nozzle, and the workpiece is fixed by adsorption, under the action of the scanning camera, the image is displayed on the display screen, and the characteristic point, the edge or the mark position of the workpiece are identified, so that the accuracy of the marking starting point and the path is ensured, and the workpiece position can be conveniently observed whether it needs to be adjusted, when needing to be adjusted, the hand wheel driving shaft is rotated by rotating, the air suction nozzle and the workpiece are synchronously rotated by the shaft, after adjusting the marking position of the workpiece, the workpiece is marked by the marking assembly under the control of the control panel, and the quality of the workpiece is detected by the detection camera after marking, the definition, the position accuracy, the color contrast and the like of marking are checked, and the final product can meet the standard. ACCURACY

[0019] Figure 1 It is the overall structure front view of the utility model;

[0020] Figure 2 It is Figure 1 Left view;

[0021] Figure 3 yes Figure 1 Top view;

[0022] Figure 4 yes Figure 1 Sectional view at position AA;

[0023] Figure 5 This is an exploded view of the overall structure of this utility model;

[0024] Figure 6 yes Figure 5 Diagram of the visual component;

[0025] Figure 7 yes Figure 5 Schematic diagram of the clamping assembly.

[0026] In the picture:

[0027] 1. Marking machine body; 2. Display screen; 3. Control panel; 4. Marking components; 41. Fiber laser; 42. Galvanometer; 43. Field lens; 5. Fixed column; 6. Lifting handwheel; 7. Clamp assembly; 71. Fixed base; 72. Gearbox; 73. Air pipe; 74. Adapter; 75. Bearing cover one; 76. Bearing one; 77. Shaft; 78. Helical gear one; 79. Bearing cover two; 710. Bearing two; 711. Fixed bushing; 712. 713. Air suction nozzle; 714. Helical gear II; 715. Bearing cover III; 716. Bearing III; 717. Rotating handwheel; 718. Protective top cover; 8. Vision assembly; 81. Scanning camera; 82. Inspection camera; 83. Fixed bracket; 84. Fixed shaft; 85. Movable bracket I; 86. Adjustment knob; 87. Connecting bracket; 88. Movable bracket II; 89. Mounting plate; 810. Adjusting screw I; 811. Adjusting screw II; 812. Fixing block. Detailed Implementation

[0028] The technical solution of this utility model will be described below with reference to the accompanying drawings and embodiments.

[0029] like Figures 1 to 7The utility model discloses a laser marking machine with visual assembly, including marking machine body 1, be equipped with display screen 2, control panel 3 and marking assembly 4 on marking machine body 1, and display screen 2 and marking assembly 4 are electrically connected respectively in control panel 3, still include: clamp component 7, clamp component 7 is located below marking assembly 4, and clamp component 7 includes air pipe 73, adapter 74, axle rod 77, gas suction nozzle 712 and rotating hand wheel 716, and air pipe 73 first end is connected with suction pump, and air pipe 73 second end is fixedly connected with adapter 74, and axle rod 77 first end is rotatably connected with adapter 74, and axle rod 77 second end is fixedly connected with gas suction nozzle 712, and gas suction nozzle 712 is used for adsorbing fixed work piece, and axle rod 77 is rotated by rotating hand wheel 716 drive to adjust the work piece rotation on gas suction nozzle 712, visual assembly 8, visual assembly 8 is located in one side of clamp component 7, and visual assembly 8 is electrically connected in display screen 2, and visual assembly 8 includes scanning camera 81 and detection camera 82, and scanning camera 81 is used to scan the work piece on gas suction nozzle 712 before marking, and detection camera 82 is used for quality detection to the work piece on gas suction nozzle 712 after marking, set up like this, when working, under the suction of suction pump and the formation of negative pressure, place the work piece on gas suction nozzle 712, adsorb and fix the work piece, under the action of scanning camera 81, show the image on display screen 2, identify the characteristic point, edge or mark position of work piece, ensure the accuracy of marking starting point and path, and it is convenient for observing whether the work piece position needs adjustment, when needing adjustment, drive axle rod 77 rotation through rotating hand wheel 716, and axle rod 77 drives gas suction nozzle 712 and work piece synchronous rotation, after adjusting the work piece position needed marking, control marking assembly 4 to work piece marking through control panel 3, after marking, carry out quality detection to the work piece again through detection camera 82, check the definition, position accuracy, color contrast of marking, ensure that the final product meets the standard.

[0030] Further, the clamp component 7 further includes a fixing seat 71 and a gear box 72, the fixing seat 71 is fixed on the marking machine body 1, the gear box 72 is fixed on the fixing seat 71, the first end of the axle rod 77 is rotatably connected with the adapter 74, the second end of the axle rod 77 is fixedly connected with the gas suction nozzle 712 after penetrating through the gear box 72, the gear box 72 is provided with a helical gear one 78 and a helical gear two 713, the helical gear one 78 and the helical gear two 713 are meshingly connected, the helical gear one 78 is fixedly connected with the axle rod 77, and the helical gear two 713 is fixedly connected with the rotating hand wheel 716. In this way, when adjusting the rotation of the work piece, the helical gear two 713 is driven to rotate by rotating the rotating hand wheel 716, the helical gear one 78 is driven to rotate by the rotation of the helical gear two 713, the axle rod 77 is driven to rotate by the rotation of the helical gear one 78, and the gas suction nozzle 712 and the work piece are driven to rotate by the rotation of the axle rod 77, so that the operation is convenient.

[0031] Further, the gear box 72 is fixed with a bearing cover one 75 on the side close to the adapter 74, the bearing cover one 75 is provided with a bearing one 76, the adapter 74 is fixed between the air pipe 73 and the bearing cover one 75, the shaft 77 is rotatably connected with the adapter 74 after the first end of the shaft 77 passes through the bearing one 76, and the first end of the shaft 77 is fixedly connected with the bearing one 76, the gear box 72 is fixed with a bearing cover two 79 on the side close to the air suction nozzle 712, the bearing cover two 79 is provided with a bearing two 710, the second end of the shaft 77 is fixedly connected with the bearing two 710 after the second end of the shaft 77 passes through the bearing two 710 through the fixed bushing 711 and the air suction nozzle 712. In this way, when the shaft 77 rotates, the two ends of the shaft 77 rotate smoothly under the action of the bearing one 76 and the bearing two 710.

[0032] Further, the gear box 72 is fixed with a bearing cover one 75 on the side close to the adapter 74, the bearing cover one 75 is provided with a bearing one 76, the adapter 74 is fixed between the air pipe 73 and the bearing cover one 75, the shaft 77 is rotatably connected with the adapter 74 after the first end of the shaft 77 passes through the bearing one 76, and the first end of the shaft 77 is fixedly connected with the bearing one 76, the gear box 72 is fixed with a bearing cover two 79 on the side close to the air suction nozzle 712, the bearing cover two 79 is provided with a bearing two 710, the second end of the shaft 77 is fixedly connected with the bearing two 710 after the second end of the shaft 77 passes through the bearing two 710 through the fixed bushing 711 and the air suction nozzle 712. In this way, when the shaft 77 rotates, the two ends of the shaft 77 rotate smoothly under the action of the bearing one 76 and the bearing two 710.

[0033] Further, the gear box 72 is fixed with a bearing cover one 75 on the side close to the adapter 74, the bearing cover one 75 is provided with a bearing one 76, the adapter 74 is fixed between the air pipe 73 and the bearing cover one 75, the shaft 77 is rotatably connected with the adapter 74 after the first end of the shaft 77 passes through the bearing one 76, and the first end of the shaft 77 is fixedly connected with the bearing one 76, the gear box 72 is fixed with a bearing cover two 79 on the side close to the air suction nozzle 712, the bearing cover two 79 is provided with a bearing two 710, the second end of the shaft 77 is fixedly connected with the bearing two 710 after the second end of the shaft 77 passes through the bearing two 710 through the fixed bushing 711 and the air suction nozzle 712. In this way, when the shaft 77 rotates, the two ends of the shaft 77 rotate smoothly under the action of the bearing one 76 and the bearing two 710.

[0034] Further, the visual assembly 8 further comprises a fixed support 83, a fixed shaft 84, a movable support one 85, an adjusting knob 86, a connecting support 87, a movable support two 88, a mounting plate 89, an adjusting screw one 810 and an adjusting screw two 811, the fixed support 83 is fixed on the marking machine body 1, the fixed shaft 84 is fixed on the fixed support 83, the movable support one 85 is fixedly connected with the fixed shaft 84 through the adjusting knob 86 at the first end, the movable support one 85 is fixedly connected with the scanning camera 81 at the second end, the connecting support 87 is fixed on the fixed shaft 84 at the first end, the connecting support 87 is fixedly connected with the movable support two 88 through the adjusting screw one 810 at the second end, the movable support two 88 is fixedly connected with the mounting plate 89 through the adjusting screw two 811, and the mounting plate 89 is fixedly connected with the detection camera 82. In this way, when the position of the scanning camera 81 is adjusted, the adjusting knob 86 is loosened, then the position or the rotating angle of the movable support one 85 on the fixed shaft 84 is adjusted, and the position of the scanning camera 81 after adjustment is fixed by tightening the adjusting knob 86.

[0035] In actual application, the lower end of the adjusting knob 86 is locked on the fixed shaft 84 after penetrating through the adjusting movable support 85, and the adjusting knob 86 is threadedly connected with the movable support 85. Preferably, a plurality of groove positions matched with the lower end of the adjusting knob 86 are arranged on the fixed shaft 84, so that the adjusting position is more accurate.

[0036] Further, a vertical strip-shaped groove is formed on the connecting support 87, and the adjusting screw 810 is threadedly connected with a nut after penetrating through the movable support 88 and the strip-shaped groove. In this way, when the position of the detection camera 82 is adjusted, the adjusting screw 810 is loosened, then the up-down position (i.e. up-down displacement along the strip-shaped groove) or the rotating angle of the movable support 88 on the connecting support 87 is adjusted, and the position of the detection camera 82 is fixed by tightening the adjusting screw 810, so that different workpieces can be better detected, and the use is more convenient.

[0037] Further, the fixed block 812 is fixed on one side of the movable support 88 close to the mounting plate 89, the adjusting screw 812 is fixedly connected with the mounting plate 89 after penetrating through the fixed block 812, and the adjusting screw 812 is threadedly connected with the fixed block 812. In this way, the left-right position of the detection camera 82 can be adjusted according to actual needs. When the adjusting screw 812 is screwed, the thread change between the adjusting screw 812 and the fixed block 812 occurs, so that the mounting plate 89 drives the detection camera 82 to displace left and right relative to the fixed block 812, so that different workpieces can be better detected, and the use is more convenient.

[0038] Further, the marking assembly 4 comprises a fiber laser 41, a galvanometer 42 and a field lens 43. The output end of the fiber laser 41 is connected with the input end of the galvanometer 42, the output end of the galvanometer 42 is connected with the input end of the field lens 43, and the field lens 43 is used for emitting laser to etch the workpiece on the suction nozzle 712. The fixed column 5 is fixed on the marking machine body 1, the lifting hand wheel 6 is arranged on the fixed column 5, the fiber laser 41 is movably mounted on the fixed column 5, and the lifting hand wheel 6 is used for adjusting the up-down position of the fiber laser 41 on the fixed column 5. In this way, the up-down position of the marking assembly 4 can be adjusted according to actual needs, so that the workpiece can be better marked, and the use is more convenient.

[0039] The embodiments of the utility model are described above in combination with the drawings, but the utility model is not limited to the above-mentioned specific embodiments. The above-mentioned specific embodiments are only illustrative, but not restrictive. Those skilled in the art can make many forms under the inspiration of the utility model without departing from the purpose of the utility model and the scope protected by the claims. These all belong to the protection scope of the utility model.

Claims

1. A laser marking machine with visual assembly, comprising a marking machine body (1), a display screen (2), a control panel (3) and a marking assembly (4) are arranged on the marking machine body (1), the display screen (2) and the marking assembly (4) are electrically connected to the control panel (3) respectively; characterized in that Further comprising: a clamp assembly (7) located below the marking assembly (4), the clamp assembly (7) comprises an air pipe (73), an adapter (74), a shaft (77), an air suction nozzle (712) and a rotating hand wheel (716), the first end of the air pipe (73) is connected with a suction pump, the second end of the air pipe (73) is fixedly connected with the adapter (74), the first end of the shaft (77) is rotatably connected with the adapter (74), the second end of the shaft (77) is fixedly connected with the air suction nozzle (712), the air suction nozzle (712) is used for adsorbing and fixing a workpiece, the shaft (77) is driven to rotate through the rotating hand wheel (716) to adjust the rotation of the workpiece on the air suction nozzle (712); a visual assembly (8) located on one side of the clamp assembly (7), the visual assembly (8) is electrically connected to the display screen (2), the visual assembly (8) comprises a scanning camera (81) and a detection camera (82), the scanning camera (81) is used for scanning the workpiece on the air suction nozzle (712) before marking, and the detection camera (82) is used for quality detection of the workpiece on the air suction nozzle (712) after marking.

2. A laser marking machine with vision assembly according to claim 1, characterized in that: The clamp assembly (7) further comprises a fixed seat (71) and a gear box (72), the fixed seat (71) is fixed on the marking machine body (1), the gear box (72) is fixed on the fixed seat (71), the first end of the shaft (77) is rotatably connected with the adapter (74), the second end of the shaft (77) is fixedly connected with the air suction nozzle (712) after penetrating through the gear box (72), the gear box (72) is provided with a helical gear one (78) and a helical gear two (713), the helical gear one (78) and the helical gear two (713) are meshingly connected, the helical gear one (78) is fixedly connected with the shaft (77), and the helical gear two (713) is fixedly connected with the rotating hand wheel (716).

3. A laser marking machine with vision assembly according to claim 2, characterized in that: The gear box (72) is fixed with a bearing cover one (75) on the side close to the adapter (74), the bearing cover one (75) is provided with a bearing one (76), the adapter (74) is fixed between the air pipe (73) and the bearing cover one (75), the first end of the shaft (77) is rotatably connected with the adapter (74) after penetrating through the bearing one (76), and the first end of the shaft (77) is fixedly connected with the bearing one (76).

4. The laser marking machine with vision assembly of claim 2, wherein: The gear box (72) is fixed with a bearing cover two (79) on the side close to the air suction nozzle (712), the bearing cover two (79) is provided with a bearing two (710), the second end of the shaft (77) is fixedly connected with the air suction nozzle (712) through a fixed bushing (711) after penetrating through the bearing two (710), and the second end of the shaft (77) is fixedly connected with the bearing two (710).

5. A laser marking machine with vision assembly according to claim 2, characterized in that: The gear box (72) is fixed with bearing cover three (714) near one side of rotating hand wheel (716), bearing three (715) is equipped on bearing cover three (714), rotating hand wheel (716) is inserted into gear box (72) and is fixedly connected with helical gear two (713) after passing through bearing three (715), and rotating hand wheel (716) is fixedly connected with bearing three (715).

6. A laser marking machine with vision assembly according to claim 2, characterized in that: The gear box (72) is fixed with protective upper cover (717) on top.

7. The laser marking machine with vision assembly of claim 1, wherein: The visual assembly (8) further includes a fixed support (83), a fixed shaft (84), a movable support (85), an adjusting knob (86), a connecting support (87), a movable support (88), a mounting plate (89), an adjusting screw (810) and an adjusting screw (811), the fixed support (83) is fixed on the marking machine body (1), the fixed shaft (84) is fixed on the fixed support (83), the movable support (85) is fixedly connected with the fixed shaft (84) through the adjusting knob (86) at the first end, the movable support (85) is fixedly connected with the scanning camera (81) at the second end, the connecting support (87) is fixed on the fixed shaft (84) at the first end, the connecting support (87) is fixedly connected with the movable support (88) through the adjusting screw (810) at the second end, the movable support (88) is fixedly connected with the mounting plate (89) through the adjusting screw (811), and the mounting plate (89) is fixedly connected with the detection camera (82).

8. A laser marking machine with vision assembly according to claim 7, characterized in that: The connecting support (87) is formed with a vertical strip-shaped groove, and the adjusting screw (810) is screwed with the nut after passing through the movable support (88) and the strip-shaped groove.

9. A laser marking machine with vision assembly according to claim 7, characterized in that: The movable support (88) is fixed with a fixed block (812) on one side close to the mounting plate (89), the adjusting screw (811) is fixedly connected with the mounting plate (89) after passing through the fixed block (812), and the adjusting screw (811) is screwed with the fixed block (812).

10. The laser marking machine with vision assembly of claim 1, wherein: The marking assembly (4) includes a fiber laser (41), a galvanometer (42) and a field lens (43), the output end of the fiber laser (41) is connected with the input end of the galvanometer (42), the output end of the galvanometer (42) is connected with the input end of the field lens (43), and the field lens (43) is used to emit laser to etch the workpiece on the suction nozzle (712); the marking machine body (1) is fixed with a fixed column (5), the fixed column (5) is provided with a lifting hand wheel (6), the fiber laser (41) is movably mounted on the fixed column (5), and the lifting hand wheel (6) is used to adjust the up-down position of the fiber laser (41) on the fixed column (5).

Images