High-precision automatic induction type laser engraving device

Abstract

The invention relates to the technical field of laser processing equipment, and discloses a high-precision automatic induction type laser engraving device which comprises a machine box, a sliding seat is slidably connected to the surface of the machine box, a driving mechanism for driving the sliding seat to ascend and descend is arranged in the machine box, and a bearing platform is fixedly arranged on one side of the sliding seat; the bottom end of the bearing platform is slidably connected with a support, the bottom end of the bearing platform is provided with an adjusting mechanism for horizontally adjusting the support, and the interior of the support is rotatably connected with a laser engraving head. The laser engraving head can conduct laser engraving on an object, the driving mechanism drives the sliding base, the height of the bearing platform can be adjusted, self-locking of the height of the bearing platform can be achieved, the laser engraving head can be driven to ascend and descend when the bearing platform ascends and descends, operation is easy and convenient, and the laser distance measuring sensor on one side of the laser engraving head can monitor the height of the laser engraving head. And height errors are not easy to generate.

Description

Technical Field

[0001] The present invention relates to the technical field of laser processing equipment, in particular to a high-precision automatic induction laser engraving device. Background Art

[0002] Laser engraving is a method of material processing using laser technology. Specifically, laser engraving is based on CNC technology, using laser as the processing medium, and using laser irradiation to instantly melt and vaporize the material, thereby achieving the purpose of engraving.

[0003] Its application number is "202210007551.5" disclosed "a new type of tea engraving and micro-carving equipment", which "includes an equipment casing, an anti-slip support pad, a transmission installation device, an automatic rotating shaft, a conveyor belt, a connecting component, a scale, an infrared sensing laser engraving equipment, a high-precision laser engraving lens, an engraving control computer body, a transmission control dial, a pull-out tray and a computer controller, the anti-slip support pad is arranged on the equipment casing, and the transmission installation device is arranged on the equipment casing. The present invention belongs to the field of plant leaf engraving technology, and specifically is a new type of tea engraving and micro-carving equipment, which effectively solves the problem that tea leaves on the market are all manually engraved, with low production efficiency and high labor costs, and will cause the plant leaves to oxidize and blacken and be unsightly. It realizes mechanized automatic engraving processing, greatly improves production efficiency, can engrave more delicate patterns, reduce the impact of oxidation and blackening, and increase the income level of tea farmers."

[0004] However, the above method still has the following defects: the infrared sensing laser engraving equipment and the high-precision laser engraving lens can automatically identify the object and engrave it, but the height of the infrared sensing laser engraving equipment needs to be adjusted by comparing with a scale, which is cumbersome to operate. The comparison with the scale is prone to height errors, and it is not convenient to adjust the tilt angle of the high-precision laser engraving lens. The flexibility is poor and it is difficult to engrave the side of the object. Summary of the Invention

[0005] In view of the shortcomings of the prior art, the present invention provides a high-precision automatic induction laser engraving device, which has the advantages of easy height adjustment and less prone to height error, and solves the problems raised by the above background technology.

[0006] The present invention provides the following technical solution: a high-precision automatic induction laser engraving device, comprising a chassis, a slide being slidably connected to the surface of the chassis, a driving mechanism for driving the slide to rise and fall being provided inside the chassis, a support being fixedly provided on one side of the slide, a support being slidably connected to the bottom end of the support, an adjustment mechanism for horizontally adjusting the support being provided on the bottom end of the support, a laser engraving head being rotatably connected to the inside of the support, an adjustment motor for driving the laser engraving head to rotate being fixedly mounted on one side of the support, a laser ranging sensor being fixedly mounted on one side of the laser engraving head, and an integrated sensor system being fixedly mounted on the other side of the laser engraving head.

[0007] As a preferred technical solution of the present invention, the driving mechanism includes a driving motor, the output shaft of the driving motor is fixedly connected to a worm, the worm is meshingly connected to a worm wheel, a screw is fixedly provided in the middle of the worm wheel, the screw is threadedly connected to a slide, a connecting block is fixedly provided in the middle of one side of the slide, and one side of the connecting block is fixedly connected to the slide.

[0008] As a preferred technical solution of the present invention, one side of the slide is provided with a nut threadedly connected to the screw rod, and the other side of the slide is fixedly provided with a sleeve, and the sleeve is slidably connected to a guide column, and the guide column and the drive motor are both fixedly connected to the interior of the chassis, and the worm and the screw rod are both rotatably connected to the interior of the chassis.

[0009] As a preferred technical solution of the present invention, a slide is provided on one side of the chassis, and the connecting block is slidably connected to the inside of the slide.

[0010] As a preferred technical solution of the present invention, the inner walls on both sides of the slide are provided with slide grooves, and guide rails are fixedly provided on both sides of the chassis, and the slide is slidably connected to the guide rails through the slide grooves.

[0011] As a preferred technical solution of the present invention, the adjustment mechanism includes a back plate, the top end of the back plate is fixedly connected to the bottom end of the support platform, an electric push rod is fixedly installed on one side of the back plate, the telescopic rod of the electric push rod is fixedly connected to the support frame, and one side of the support frame is fixedly connected to one side of the support.

[0012] As a preferred technical solution of the present invention, a support block is fixedly provided at the middle of the top end of the support, a support rail is fixedly provided at the bottom end of the support platform, and the support block is slidably connected to the support rail.

[0013] As a preferred technical solution of the present invention, a protective cover is fixedly connected to one side of the chassis by screws, and positioning plates are fixedly provided on both sides of the bottom end of the chassis, and positioning holes are provided on the surface of the positioning plates.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. The laser engraving head can be used to laser engrave objects. The driving mechanism drives the slide to adjust the height of the base, and the base height can be self-locked. When the base is raised or lowered, the laser engraving head can be driven up or down. The operation is simple and convenient. The laser ranging sensor on one side of the laser engraving head can monitor its height, which is not prone to height errors and improves the position accuracy of the laser engraving head.

[0016] 2. By rotatably connecting the laser engraving head to the support, the laser engraving head can be driven to rotate by the adjusting motor, which facilitates the adjustment of the inclination angle of the laser engraving head and has good flexibility. By adjusting the laser engraving head to be perpendicular to the base, it is convenient to engrave the side of the object. The horizontal position of the laser engraving head can be adjusted through the adjustment mechanism, and the distance between the laser engraving head and the object can be adjusted during the process of engraving the side of the object. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is one of the structural diagrams of the present invention;

[0018] Figure 2 This is the second structural diagram of the present invention;

[0019] Figure 3 Schematic diagram of the internal structure of the chassis of the present invention;

[0020] Figure 4 Schematic diagram of the structure of the driving mechanism of the present invention;

[0021] Figure 5 It is a structural schematic diagram of the platform of the present invention;

[0022] Figure 6 It is a structural schematic diagram of the adjustment mechanism of the present invention.

[0023] In the figure: 1. Chassis; 2. Slide; 3. Driving mechanism; 301. Driving motor; 302. Worm; 303. Worm gear; 304. Lead screw; 305. Slide; 306. Connecting block; 307. Guide column; 4. Support; 5. Adjusting mechanism; 501. Back plate; 502. Electric push rod; 503. Support frame; 6. Laser engraving head; 7. Adjusting motor; 8. Laser ranging sensor; 9. Integrated sensor system; 10. Protective cover; 11. Positioning plate; 12. Guide rail; 13. Slide groove; 14. Slideway; 15. Support rail; 16. Support platform. DETAILED DESCRIPTION

[0024] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] See also Figures 1 to 6 , a high-precision automatic induction laser engraving device, comprising a chassis 1, a slide 2 is slidably connected to the surface of the chassis 1, a driving mechanism 3 for driving the slide 2 to rise and fall is provided inside the chassis 1, a base 16 is fixedly provided on one side of the slide 2, the bottom end of the base 16 is slidably connected to a support 4, an adjusting mechanism 5 for horizontally adjusting the support 4 is provided at the bottom end of the base 16, a laser engraving head 6 is rotatably connected to the inside of the support 4, an adjusting motor 7 for driving the laser engraving head 6 to rotate is fixedly installed on one side of the support 4, a laser ranging sensor 8 is fixedly installed on one side of the laser engraving head 6, and an integrated sensor system 9 is fixedly installed on the other side of the laser engraving head 6, the laser engraving head 6 can be laser engraved on the object by the laser engraving head 6, the slide 2 is driven by the driving mechanism 3, the height of the base 16 can be adjusted, and the self-locking of the height of the base 16 can be achieved, and the laser engraving head 6 can be driven to rise and fall when the base 16 is raised and lowered, the operation is simple and convenient, the laser ranging sensor 8 on one side of the laser engraving head 6 can monitor its height, and height error is not easy to occur, thereby improving the position accuracy of the laser engraving head 6;

[0026] In this embodiment, preferably, the driving mechanism 3 includes a driving motor 301, the output shaft of the driving motor 301 is fixedly connected to a worm 302, the worm 302 is meshedly connected to a worm wheel 303, a screw rod 304 is fixedly provided in the middle of the worm wheel 303, the screw rod 304 is threadedly connected to a slide 305, a connecting block 306 is fixedly provided in the middle of one side of the slide 305, one side of the connecting block 306 is fixedly connected to the slide 2, a nut threadedly connected to the screw rod 304 is provided on one side of the slide 305, a sliding sleeve is fixedly provided on the other side of the slide 305, and the sliding sleeve is slidably connected to a guide column 307, and the guide column 307 and the driving motor 301 are both connected to the inner The worm 302 and the lead screw 304 are both connected to the interior of the chassis 1 for rotation. A slide 14 is provided on one side of the chassis 1. The connecting block 306 is connected to the interior of the slide 14 for sliding. The worm 302 is driven by the driving motor 301. The worm 302 can drive the lead screw 304 to rotate through the worm gear 303. The lead screw 304 can convert the rotational motion into the linear motion of the slide 305. The slide 305 can drive the support 16 to rise and fall through the connecting block 306, so as to adjust the height of the laser engraving head 6. The worm 302 and the worm gear 303 can realize the self-locking of the lead screw 304, which can prevent the lead screw 304 from rotating.

[0027] In this embodiment, preferably, the adjustment mechanism 5 includes a back plate 501, the top of the back plate 501 is fixedly connected to the bottom end of the support platform 16, an electric push rod 502 is fixedly installed on one side of the back plate 501, and the telescopic rod of the electric push rod 502 is fixedly connected to the support frame 503, and one side of the support frame 503 is fixedly connected to one side of the support 4. The electric push rod 502 can be installed and supported by the back plate 501, and the support frame 503 can be pushed and pulled by controlling the telescopic rod of the electric push rod 502 to extend and retract, so that the support 4 can be horizontally adjusted;

[0028] In this embodiment, preferably, the inner walls on both sides of the slide 2 are provided with slide grooves 13, and guide rails 12 are fixedly provided on both sides of the chassis 1. The slide 2 is slidably connected to the guide rails 12 through the slide grooves 13. A protective cover 10 is fixedly connected to one side of the chassis 1 by screws. Positioning plates 11 are fixedly provided on both sides of the bottom end of the chassis 1. Positioning holes are provided on the surface of the positioning plates 11. The slide 2 can be guided by the slide grooves 13 and the guide rails 12 to maintain the stability of the slide 2 and prevent the slide 2 from tilting. The chassis 1 can be fixedly installed by the positioning plates 11.

[0029] In this embodiment, preferably, a support block is fixedly provided at the middle of the top of the support 4, and a support rail 15 is fixedly provided at the bottom end of the base 16. The support block is slidably connected to the support rail 15. The support rail 15 and the support block can support and guide the support 4, thereby maintaining the stability of the support 4.

[0030] When in use, when the object is conveyed to the bottom end of the laser engraving head 6 by the conveyor belt, the laser engraving head 6 can automatically sense the position, shape, thickness and other parameters of the workpiece through the integrated sensor system 9, and then laser engrave the product. The integrated sensor system 9 adopts existing technologies (such as visual cameras, infrared sensors, etc.) to realize automatic recognition of objects;

[0031] When the distance between the laser engraving head 6 and the object needs to be adjusted, the worm 302 is driven by the driving motor 301 of the driving mechanism 3. The worm 302 can drive the screw 304 to rotate through the worm gear 303. The screw 304 can convert the rotational motion into the linear motion of the slide 305. The slide 305 can drive the support 16 to rise and fall through the connecting block 306, so that the height of the laser engraving head 6 can be adjusted. During the adjustment process, the laser ranging sensor 8 can monitor its height, which is less likely to cause height error, thereby improving the position accuracy of the laser engraving head 6. After the adjustment is completed, the worm 302 and the worm gear 303 can realize the self-locking of the screw 304 to prevent the screw 304 from rotating.

[0032] When it is necessary to engrave the side of an object, the laser engraving head 6 is driven to rotate by adjusting the motor 7 to adjust the inclination angle of the laser engraving head 6. By adjusting the laser engraving head 6 to be perpendicular to the base 16, the side of the object can be engraved. By controlling the extension and retraction of the telescopic rod of the electric push rod 502, the support frame 503 can be pushed and pulled, and the support 4 can be adjusted horizontally, which is convenient for adjusting the distance between the laser engraving head 6 and the object during the process of engraving the side of the object. The driving motor 301 and the adjustment motor 7 can use existing electromagnetic brake motors, equipped with power-off brakes (such as electromagnetic brakes), which can automatically lock the output shaft when the power is cut off, thereby ensuring stability.

[0033] While embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions, and variations may be made to these embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A high-precision automatic induction laser engraving device, comprising a chassis (1), characterized in that: The surface of the chassis (1) is slidably connected to a slide (2), the interior of the chassis (1) is provided with a driving mechanism (3) for driving the slide (2) to rise and fall, a support (16) is fixedly provided on one side of the slide (2), the bottom end of the support (16) is slidably connected to a support (4), the bottom end of the support (16) is provided with an adjustment mechanism (5) for horizontally adjusting the support (4), the interior of the support (4) is rotatably connected to a laser engraving head (6), one side of the support (4) is fixedly mounted with an adjustment motor (7) for driving the laser engraving head (6) to rotate, a laser distance sensor (8) is fixedly mounted on one side of the laser engraving head (6), and the other side of the laser engraving head (6) is fixedly mounted with an integrated sensor system (9).

2. The high-precision automatic induction laser engraving device according to claim 1, characterized in that: The driving mechanism (3) comprises a driving motor (301), the output shaft of the driving motor (301) is fixedly connected to a worm (302), the worm (302) is meshedly connected to a worm wheel (303), a screw rod (304) is fixedly provided in the middle of the worm wheel (303), the screw rod (304) is threadedly connected to a slide (305), a connecting block (306) is fixedly provided in the middle of one side of the slide (305), and one side of the connecting block (306) is fixedly connected to the slide seat (2).

3. The high-precision automatic induction laser engraving device according to claim 2, characterized in that: A nut threadedly connected to the screw rod (304) is provided on one side of the slide (305), and a sliding sleeve is fixedly provided on the other side of the slide (305). The sliding sleeve is slidably connected to a guide column (307). The guide column (307) and the drive motor (301) are both fixedly connected to the interior of the chassis (1), and the worm (302) and the screw rod (304) are both rotatably connected to the interior of the chassis (1).

4. The high-precision automatic induction laser engraving device according to claim 2, characterized in that: A slideway (14) is provided on one side of the chassis (1), and the connecting block (306) is slidably connected to the interior of the slideway (14).

5. The high-precision automatic induction laser engraving device according to claim 1, characterized in that: The inner walls on both sides of the slide seat (2) are provided with slide grooves (13), and the two sides of the chassis (1) are fixed with guide rails (12), and the slide seat (2) is slidably connected to the guide rails (12) through the slide grooves (13).

6. The high-precision automatic induction laser engraving device according to claim 1, characterized in that: The adjustment mechanism (5) includes a support plate (501), the top end of the support plate (501) is fixedly connected to the bottom end of the support platform (16), an electric push rod (502) is fixedly installed on one side of the support plate (501), the telescopic rod of the electric push rod (502) is fixedly connected to a support frame (503), and one side of the support frame (503) is fixedly connected to one side of the support (4).

7. The high-precision automatic induction laser engraving device according to claim 1, characterized in that: A support block is fixedly provided at the middle of the top end of the support (4), a support track (15) is fixedly provided at the bottom end of the support platform (16), and the support block is slidably connected to the support track (15).

8. The high-precision automatic induction laser engraving device according to claim 1, characterized in that: A protective cover (10) is fixedly connected to one side of the chassis (1) by screws, and positioning plates (11) are fixedly provided on both sides of the bottom end of the chassis (1), and positioning holes are provided on the surface of the positioning plates (11).

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