High-precision mold texture laser etching machining method

Abstract

The invention discloses a high-precision mold texture laser etching machining method, and relates to the technical field of mold laser etching machining, an equipment shell is included, a feeding port is formed in the middle of the cambered surface of the front end of the equipment shell, an equipment cover is hinged to the top edge of the feeding port through a hinge, and a glass window is arranged in the middle of the top surface of the equipment cover; a laser etching assembly is arranged at the top end in the equipment shell, a lifting assembly is arranged at the bottom end in the equipment shell, an inclined assembly is arranged on the lifting assembly, a clamping assembly is arranged on the inclined assembly, and a console is arranged on one side of the equipment shell. According to the laser carving device, through cooperation of the laser carving assembly and the clamping assembly, the laser carving position can be accurately positioned, practicability is improved, the high-precision laser carving capacity is achieved, through cooperation of the inclination assembly and the laser carving assembly, the relative angle between a workpiece carving face and a ray is conveniently controlled, precision is improved, and the high-precision carving capacity for a complex carving face is achieved; and finally, the problem of pattern deformation when a curved surface or a more complex engraved surface is engraved is solved.

Description

Technical Field

[0001] The invention relates to the technical field of mold laser engraving processing, and in particular to a high-precision mold texture laser engraving processing method. Background Art

[0002] Laser engraving is a common laser processing technology, which uses a high-energy laser beam to process the surface of a workpiece, thereby marking, cutting or engraving the workpiece. Laser engraving technology is widely used in industrial production, and its principles and processes play a decisive role in processing quality and efficiency. Among them, laser engraving technology is the best choice for the production and processing of injection molds with high surface quality requirements and complex surface morphology. Traditional texture processing is manual chemical etching. Although this method has its own advantages, it is limited by the shape of the product and the precision of the texture. Nowadays, due to more and more product choices, in order to meet the high quality requirements of consumers and suppliers, provide customers with a variety of texture processing options and improve texture quality, laser mold engraving has begun to be used, using high-frequency pulsed fiber lasers to delete the predetermined position on the mold. This is based on fully digital programming and fully automated laser machine operation. Existing equipment usually uses the galvanometer and field lens in the laser equipment body to achieve the laser engraving requirements of special images, but when facing curved surfaces or more complex engraving surfaces, there is a problem of pattern deformation. Therefore, the present invention makes improvements to the above problems. Summary of the invention

[0003] The purpose of the present invention is to solve the shortcomings of the prior art and to propose a high-precision mold texture laser engraving processing method.

[0004] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: a high-precision mold texture laser engraving processing method, comprising a device shell, a feed port is opened in the middle of the front end arc surface of the device shell, the top edge of the feed port is hinged with a device cover through a hinge joint, and a glass window is provided in the middle of the top surface of the device cover; a laser engraving component is provided at the top top of the device shell, a lifting component is provided at the bottom end of the device shell, a tilting component is provided on the lifting component, a clamping component is provided on the tilting component, and a control console is provided on one side of the device shell.

[0005] Preferably, the laser engraving component includes a first motor, which is fixedly connected to the inside of the equipment shell through a mounting plate, and partitions are vertically fixedly connected to one side of the first motor and the other side of the inside of the equipment shell, and horizontally fixedly connected to the upper parts of the sides of the two partitions are horizontally fixedly connected to cross plates, and a first threaded rod is rotatably provided directly below the cross plate, one end of the first threaded rod passes through one of the partitions and is connected to the first motor through a coupling, and the other end of the first threaded rod passes through the partition and is connected to a bearing seat, and the top surface of the bearing seat is fixedly connected to the inner top surface of the equipment shell, and a first threaded seat is matched with the first threaded rod, and the top of the first threaded seat is slidably fitted with the bottom surface of the cross plate, and a laser generator is installed on the front end surface of the first threaded seat.

[0006] Preferably, the lifting assembly includes electric push rods arranged on both sides of the bottom surface of the equipment shell, and a support platform is installed between the tops of the telescopic ends of the two electric push rods.

[0007] Preferably, the tilting assembly includes a second motor arranged on one side of the top of the support platform, and a receiving plate is horizontally provided above the support platform, and connecting seats are fixedly connected to the middle parts of both sides of the receiving plate, one of the connecting seats is coaxially fixed to the motor shaft of the second motor, and the outer end of the other connecting seat is rotatably connected to a sliding plate, and the front and rear ends of the sliding plate are vertically provided with sliding rails, and the ends of the sliding rails are fixedly connected to the inner wall of the equipment shell, the sliding plate is located on the outside of the partition, and the two partitions are both provided with lifting openings to cooperate with the connecting seats.

[0008] Preferably, the clamping assembly includes a third motor arranged at the rear end of the receiving plate, a guide slide groove opened in the middle of the top surface of the receiving plate, a bird's trough clamping platform horizontally and longitudinally slidably arranged inside the guide slide groove, and a longitudinal movement opening longitudinally opened in the middle of the top surface of the receiving plate, a second threaded rod is rotatably arranged in the longitudinal movement opening, a second threaded seat is sleeved on the second threaded rod, and the top end of the second threaded seat is fixedly connected to the bottom of the bird's trough clamping platform, and the third motor is coaxially fixed to the rear end of the second threaded rod.

[0009] Preferably, an inverted bolt is slidably provided in the top bird's nest of the bird's nest clamping platform, and the top end of the bolt extends out of the bird's nest and is screwed and connected with a stopper.

[0010] Compared with the prior art, the beneficial effects of the present invention are as follows: the present invention facilitates precise positioning of the laser engraving position through the cooperation of the laser engraving component and the clamping component, improves practicality, and realizes the ability of high-precision laser engraving; and through the cooperation of the tilting component and the laser engraving component, it is convenient to control the relative angle between the engraving surface of the workpiece and the ray, improves the accuracy, and realizes the high-precision engraving capability of complex engraving surfaces, and finally solves the problem of pattern deformation when engraving curved surfaces or more complex surfaces. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of this application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the drawings: Figure 1 It is a three-dimensional schematic diagram of the overall structure of the device proposed by the present invention; Figure 2 A three-dimensional schematic diagram of the internal structure of the device proposed by the present invention; Figure 3 This is a front view schematic diagram of the laser engraving component structure proposed by the present invention; Figure 4 This is a three-dimensional schematic diagram of the tilting assembly structure proposed by the present invention; Figure 5 This is a three-dimensional schematic diagram of the clamping assembly structure proposed by the present invention; Figure 6 This is a front view schematic diagram of the lifting assembly structure proposed by the present invention.

[0012] Serial numbers in the figure: 1. Equipment shell; 2. Equipment cover; 3. Control console; 4. First motor; 5. Partition; 6. Horizontal plate; 7. First threaded rod; 8. Bearing seat; 9. First threaded seat; 10. Laser generator; 11. Second motor; 12. Connecting seat; 13. Adapter plate; 14. Sliding plate; 15. Sliding rail; 16. Third motor; 19. Second threaded rod; 20. Second threaded seat; 21. Bird's nest clamping table; 22. Stopper; 23. Bolt; 24. Electric push rod; 25. Support table. DETAILED DESCRIPTION

[0013] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0014] Example 1: See Figure 1-6A high-precision mold texture laser engraving processing method in the present invention comprises an equipment shell 1, a feed port is provided in the middle of the front end arc surface of the equipment shell 1, a equipment cover 2 is hingedly connected to the top edge of the feed port through a hinge joint, and a glass window is provided in the middle of the top surface of the equipment cover 2; a laser engraving component is provided at the top of the inside of the equipment shell 1, a lifting component is provided at the bottom of the inside of the equipment shell 1, a tilting component is provided on the lifting component, a clamping component is provided on the tilting component, and a control console 3 is provided on one side of the equipment shell 1. Through the cooperation of the control console 3 and various components, it is convenient to digitally control the coordinated work of various components, thereby improving practicality; the laser engraving component comprises a first motor 4, the first motor 4 is fixedly connected to the equipment shell 1 through a mounting plate, and a partition 5 is vertically fixedly connected to one side of the first motor 4 and the other side of the equipment shell 1 inside the equipment shell 1, and a horizontal plate 6 is horizontally fixedly connected to the upper part of the side of the two partitions 5, and directly below the horizontal plate 6 A first threaded rod 7 is provided for rotation, one end of the first threaded rod 7 passes through one of the partitions 5 and is connected to the first motor 4 through a coupling, the other end of the first threaded rod 7 passes through the partition 5 and is connected to a bearing seat 8, the top surface of the bearing seat 8 is fixedly connected to the inner top surface of the equipment shell 1, and a first threaded seat 9 is provided on the first threaded rod 7, the top of the first threaded seat 9 is slidably fitted with the bottom surface of the cross plate 6, and a laser generator 10 is installed on the front end surface of the first threaded seat 9. Through the cooperation of the first threaded rod 7 and the first threaded seat 9, it is convenient to control the left and right movement of the laser generator 10, thereby improving practicality; the lifting assembly includes electric push rods 24 arranged on both sides of the inner bottom surface of the equipment shell 1, and a support platform 25 is installed between the tops of the telescopic ends of the two electric push rods 24. Through the cooperation of the electric push rods 24 and the support platform 25, it is convenient to control the up and down movement of the tilting assembly and the clamping assembly, thereby improving practicality.

[0015] Embodiment 2: The technical solution is basically the same as that of Embodiment 1, except that Figure 2 , Figure 4 , Figure 5 and Figure 6As shown, the tilting assembly includes a second motor 11 arranged on one side of the top of the support platform 25, a receiving plate 13 is horizontally provided above the support platform 25, and connecting seats 12 are fixedly connected to the middle parts of both sides of the receiving plate 13, one of the connecting seats 12 is coaxially fixed to the motor shaft of the second motor 11, and the outer end of the other connecting seat 12 is rotatably connected to a sliding plate 14, and the front and rear ends of the sliding plate 14 are vertically provided with sliding rails 15, and the ends of the sliding rails 15 are fixedly connected to the inner wall of the equipment shell 1, and the sliding plate 14 is located on the outside of the partition 5, and the two partitions 5 are both provided with lifting ports to cooperate with the connecting seat 12. Through the cooperation of the tilting assembly and the laser engraving assembly, it is convenient to control the relative angle of the engraving surface and the ray of the workpiece, thereby improving the accuracy; the tilting assembly includes a second motor 11 arranged on one side of the top of the support platform 25, and a receiving plate 13 is horizontally provided above the support platform 25, and the connecting plate 12 is fixedly connected to the outer end of the other connecting seat 12. 3. Connecting seats 12 are fixedly connected to the middle parts of both sides of the receiving plate 13, one of which is coaxially fixed to the motor shaft of the second motor 11, and the outer end of the other connecting seat 12 is rotatably connected to a sliding plate 14. The front and rear ends of the sliding plate 14 are vertically provided with sliding rails 15, and the ends of the sliding rails 15 are fixedly connected to the inner wall of the equipment shell 1. The sliding plate 14 is located on the outer side of the partition 5. Lifting openings are provided on the two partitions 5 to cooperate with the connecting seats 12. Through the cooperation of the second threaded rod 19 and the second threaded seat 20, it is convenient to control the forward and backward movement of the bird's trough clamping platform 21, thereby improving practicality; an inverted bolt 23 is slidably provided in the bird's trough of the top of the bird's trough clamping platform 21, and the top of the bolt 23 extends out of the bird's trough and is screwed and connected with a stopper 22. Through the cooperation of the stopper 22 and the bolt 23, it is convenient to fix the workpiece, thereby improving practicality.

[0016] Working principle: In this embodiment, the present invention also proposes a high-precision mold texture laser engraving processing method, including the following steps: Step 1: First, power all electrical equipment; then perform the clamping operation, first start the electric push rod 24 to lift the bird's trough clamping platform 21 to the unloading port in front of the equipment shell 1, and then start the third motor 16 to rotate the second threaded rod 19 to drive the second threaded seat 20 to move forward; Step 2: Push the bird's trough clamping platform 21 out of the feeding port, place the workpiece on the bird's trough clamping platform 21, loosen the stopper 22 so that the bolt 23 can slide freely in the bird's trough, move the stopper 22 to a suitable position, tighten the stopper 22, and reset the bird's trough clamping platform 21 to complete the clamping operation; Step three, then perform the positioning operation, control the first motor 4 through the console 3, rotate the first threaded rod 7 to drive the first threaded seat 9 to move left and right, move the laser generator 10 to the preset position, and control the electric push rod 24 to lift the support table 25 to the preset position, and control the third motor 16 to move the bird's nest clamping table 21 forward and backward to the preset position. After completing all operations, the workpiece positioning can be completed; Step 4, finally perform the laser engraving operation, through the preset program of the console 3, synchronously control the laser engraving component to adjust the X-axis, control the lifting component to adjust the Z-axis, control the clamping component to adjust the Y-axis and control the tilting component to adjust the angle, and the laser engraving operation can be completed.

[0017] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A high-precision mold texture laser engraving processing method, comprising a device shell (1), characterized in that: A feed port is provided in the middle of the front arc surface of the device shell (1); a device cover (2) is hingedly connected to the top edge of the feed port through a hinge joint; a glass window is provided in the middle of the top surface of the device cover (2); a laser engraving component is provided at the top of the device shell (1); a lifting component is provided at the bottom of the device shell (1); a tilting component is provided on the lifting component; a clamping component is provided on the tilting component; and a control console (3) is provided on one side of the device shell (1).

2. A high-precision mold texture laser engraving processing method according to claim 1, characterized in that: The laser engraving assembly comprises a first motor (4), the first motor (4) being fixedly connected to the device shell (1) via a mounting plate, partitions (5) being vertically fixedly connected to one side of the first motor (4) and the other side of the device shell (1) inside the device shell (1), a horizontal plate (6) being horizontally fixedly connected to the upper parts of the sides of the two partitions (5), a first threaded rod (7) being rotatably provided directly below the horizontal plate (6), one end of the first threaded rod (7) passing through one of the partitions (5) and being connected to the first motor (4) via a coupling.

3. A high-precision mold texture laser engraving processing method according to claim 2, characterized in that: The other end of the first threaded rod (7) passes through the partition (5) and is connected to the bearing seat (8); the top surface of the bearing seat (8) is fixedly connected to the inner top surface of the device shell (1); a first threaded seat (9) is sleeved on the first threaded rod (7); the top of the first threaded seat (9) is slidably fitted with the bottom surface of the horizontal plate (6); and a laser generator (10) is installed on the front end surface of the first threaded seat (9).

4. A high-precision mold texture laser engraving processing method according to claim 1, characterized in that: The lifting assembly comprises electric push rods (24) arranged on both sides of the inner bottom surface of the equipment shell (1), and a support platform (25) is installed between the tops of the telescopic ends of the two electric push rods (24).

5. The high-precision mold texture laser engraving processing method according to claim 1, characterized in that: The tilting assembly comprises a second motor (11) arranged on one side of the top of a support platform (25); a receiving plate (13) is horizontally arranged above the support platform (25); connecting seats (12) are fixedly connected to the middle of both sides of the receiving plate (13); one connecting seat (12) is coaxially fixedly connected to the motor shaft of the second motor (11); the outer end of the other connecting seat (12) is rotatably connected to a sliding plate (14); the front and rear ends of the sliding plate (14) are vertically provided with sliding rails (15), and the ends of the sliding rails (15) are fixedly connected to the inner wall of the equipment shell (1); the sliding plate (14) is located on the outer side of the partition (5); and the two partitions (5) are provided with lifting openings in cooperation with the connecting seats (12).

6. A high-precision mold texture laser engraving processing method according to claim 1, characterized in that: The clamping assembly comprises a third motor (16) arranged at the rear end of the receiving plate (13), a guide slot opened in the middle of the top surface of the receiving plate (13), a bird's trough clamping platform (21) arranged inside the guide slot for horizontal and longitudinal sliding, and a longitudinal displacement opening opened longitudinally in the middle of the top surface of the receiving plate (13), a second threaded rod (19) is rotatably arranged in the longitudinal displacement opening, a second threaded seat (20) is sleeved on the second threaded rod (19), and the top end of the second threaded seat (20) is fixedly connected to the bottom of the bird's trough clamping platform (21), and the third motor (16) is coaxially fixedly connected to the rear end of the second threaded rod (19).

7. A high-precision mold texture laser engraving processing method according to claim 5, characterized in that: An inverted bolt (23) is slidably disposed in the bird's nest groove at the top of the bird's nest groove clamping platform (21); the top end of the bolt (23) extends out of the bird's nest groove and is screwed and connected to a stopper (22).

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