CN209125133U - An ultra-short pulse laser processing equipment for hard and brittle materials - Google Patents

Abstract

The utility model discloses an ultra-short pulse laser processing equipment for hard and brittle materials. There is a grid placement plate, the grid placement plate is fixedly connected with the workbench, the left and right side surfaces of the workbench are provided with first fixing strips, the front and rear sides of the workbench are provided with first movable blocks, and the first movable blocks are provided with In the middle of the two first fixing bars, there is a sliding hole on the left surface of the first movable block on the front side. There is a guide rod inside the sliding hole. The structure is firm, stable and durable. Falling into the liquid storage tank, the particles are cooled by cold water, which can cool the high-temperature particles generated by the processing to prevent burns to workers, and the liquid storage tank can play a collection role, and by opening the manual valve, the inside of the liquid storage tank can be collected. water to be replaced.

Description

An ultra-short pulse laser processing equipment for hard and brittle materials

technical field

The utility model relates to the technical field of processing hard and brittle materials, in particular to an ultra-short pulse laser processing equipment for hard and brittle materials.

Background technique

When processing hard and brittle materials, some mechanical micromachining methods will cause thermal damage and tool wear to mechanical equipment, and when processing hard and brittle materials, the hard and brittle materials cannot be firmly fixed on the equipment. When the force is large, the hard and brittle materials may be damaged, which affects the accuracy of material processing, and may cause edge collapse and other phenomena to the hard and brittle materials. During processing, hard and brittle material particles with high temperature may be generated. Burns to workers.

SUMMARY OF THE INVENTION

The technical problem to be solved by the utility model is to overcome the existing defects and provide an ultra-short pulse laser processing equipment for hard and brittle materials, which has a firm structure, is stable and durable, can cool the high-temperature particles generated by processing, and prevents workers Scalding can fix the material softly, prevent damage to hard and brittle materials, bring convenience to use, and ensure the quality and dimensional accuracy of the machined surface, save processing time, improve processing efficiency, and can effectively solve the problems in the background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: an ultra-short pulse laser processing equipment for hard and brittle materials, comprising a workbench, the lower surface of the workbench is provided with a bracket, and the upper surface of the workbench is provided with a support. A placement slot, a grid placement plate is arranged inside the placement slot, the grid placement plate is fixedly connected with the workbench, the left and right side surfaces of the workbench are provided with first fixing strips, and the front and rear sides of the workbench are provided with first movable bars The first movable block is arranged in the middle of the two first fixing bars, the left surface of the first movable block on the front side is provided with a sliding hole, and the interior of the sliding hole is provided with a guide rod, and the two ends of the guide rod are respectively connected with the two A first fixing bar is fixedly connected, a first screw hole is provided on the left surface of the first movable block on the rear side, a first screw rod is arranged inside the first screw hole, and the first screw rod is threadedly connected with the first movable block on the rear side , the left and right ends of the side surface of the first screw rod are respectively rotatably connected with the two first fixing bars through bearings, the rear side of the left surface of the first fixing bar is provided with a first motor, and the output shaft of the first motor passes through the first fixing bar It is fixedly connected with the left end of the first screw rod. The front and rear side surfaces of the first movable block are respectively provided with L-shaped fixing plates. The upper surfaces of the L-shaped fixing plates are provided with electric telescopic rods, and the telescopic ends of the electric telescopic rods are provided with second fixed plates. The right surface of the second fixing bar is provided with two fixing plates correspondingly arranged in the front and rear, the middle of the fixing plate is provided with a third movable block, the front surface of the third movable block is provided with a second screw hole, and the second screw hole is provided with a second screw hole. A second screw rod is arranged inside, the second screw rod is threadedly connected with the third movable block, the left and right ends of the side surface of the second screw rod are respectively connected to the two fixed plates in rotation through bearings, and the front surface of the fixed plate is provided with a second motor, the first The output shaft of the second motor is fixedly connected to the front end of the second screw through the fixing plate, the lower surface of the third movable block is provided with a mounting plate, the right surface of the first fixing strip is provided with a single-chip microcomputer, the input end of the single-chip microcomputer and the output of the external power supply The terminals are electrically connected, and the output terminal of the single-chip microcomputer is electrically connected to the input terminal of the second motor, the first motor and the electric telescopic rod.

As a preferred technical solution of the present invention, a support plate is arranged in the middle of the support, and a liquid storage tank is arranged in the middle of the upper surface of the support plate, and the liquid storage tank and the grid placement plate are arranged correspondingly up and down.

As a preferred technical solution of the present invention, a liquid outlet pipe is provided on the left surface of the liquid storage tank, and a manual valve is arranged in the middle of the liquid outlet pipe.

As a preferred technical solution of the present invention, a limit bar is provided on the right surface of the second fixing bar, and the limit bar is arranged in the middle of the two fixing plates.

As a preferred technical solution of the present invention, the left surface of the third movable block is provided with a limit groove corresponding to the limit bar, and the limit bar is arranged inside the limit groove, and the third movable block is connected to the limit groove. Limit bar sliding connection.

As a preferred technical solution of the present invention, the upper surface of the worktable is provided with two correspondingly arranged front and rear chutes, and the grid placement plate is arranged in the middle of the two chutes.

As a preferred technical solution of the present invention, the upper surface of the worktable is provided with two positioning plates correspondingly arranged in front and rear, and the interior of the chute is provided with a sliding block, and the sliding block is fixedly connected with the positioning plate.

As a preferred technical solution of the present invention, the upper surface of the positioning plate is provided with a first headed stud and a U-shaped fixing column, and one end of the first headed stud passes through the positioning plate and contacts the upper surface of the workbench .

As a preferred technical solution of the present invention, the outer side of the U-shaped fixed column is sleeved with two second movable blocks, the right surface of the second movable block is provided with a second headed stud, and the second headed stud passes through The second movable block is in contact with the outer side surface of the U-shaped fixed column.

As a preferred technical solution of the present invention, a third screw hole is provided on the upper surface of the second movable block, a third screw rod is arranged inside the third screw hole, the third screw rod is threadedly connected with the second movable block, and the third screw hole is threadedly connected to the second movable block. The upper end of the screw rod is provided with a knob, and the lower end of the third screw rod is provided with a rubber pressing plate.

Compared with the prior art, the utility model has the following beneficial effects:

1. This ultra-short pulse laser processing equipment for hard and brittle materials has a firm structure, stability and durability. By placing the plate on the grid, the high-temperature particles can be dropped into the liquid tank, and the particles can be cooled by cold water, which can make the processing produce The high-temperature particles are cooled to prevent burns to workers, and the liquid storage tank can play a collection role, and by opening the manual valve, the water inside the liquid storage tank can be replaced.

2. This ultra-short pulse laser processing equipment for hard and brittle materials can drive the movement of the third screw by twisting the knob. By moving the third screw downward, the rubber pressure plate can contact the hard and brittle materials, and the hard and brittle materials can be processed. Fixed, the rubber pressure plate can fix the material softly, prevent damage to the hard and brittle material, and bring convenience to the use.

3. This ultra-short pulse laser processing equipment for hard and brittle materials can drive the forward and reverse rotation of the first screw through the operation of the first motor, and the first screw can move the first movable block left and right when the first screw rotates forward and reverse. , the movement of the first movable block can drive the movement of the second fixed strip, which can make the laser cutting equipment move left and right, can ensure the quality and dimensional accuracy of the processing surface, and can prevent edge collapse.

4. This ultra-short pulse laser processing equipment for hard and brittle materials can drive the forward and reverse rotation of the second screw through the work of the second motor, and when the second screw rotates forward and reverse, it can drive the third movable block to move forward and backward , The third movable block can make the laser cutting equipment move back and forth, and the extension of the electric telescopic rod can drive the laser cutting equipment to move up and down, making the laser cutting equipment close to hard and brittle materials, ensuring the quality and dimensional accuracy of the processing surface, saving processing time, Improve processing efficiency.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the top view schematic diagram of the utility model;

Figure 3 is a schematic side view of the utility model.

In the picture: 1 worktable, 2 chute, 3 electric telescopic rod, 4 first movable block, 5 third screw, 6 guide rod, 7 support plates, 8 liquid storage tanks, 9 liquid outlet pipes, 10 manual valves, 11 The first fixing strip, 12 the first motor, 13 the first screw, 14 the first headed stud, 15U type fixing column, 16 rubber pressure plate, 17 second fixing strip, 18 grid placement plate, 19 limit bar, 20th Two motors, 21 second movable blocks, 22 knobs, 23 fixed plates, 24 second screws, 25 third movable blocks, 26 brackets, 27 single-chip computers, 28 second headed studs, 29L-type fixed plates, and 30 installation plates.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-3, the present utility model provides a technical solution: an ultra-short pulse laser processing equipment for hard and brittle materials, including a workbench 1, the lower surface of the workbench 1 is provided with a bracket 26, and the workbench 1 There is a placement slot on the upper surface of the placement slot, and a grid placement plate 18 is arranged inside the placement slot. There is a liquid storage tank 8, and the liquid storage tank 8 and the grid placement plate 18 are arranged correspondingly up and down. The left surface of the liquid storage tank 8 is provided with a liquid outlet pipe 9, and the middle of the liquid outlet pipe 9 is provided with a manual valve 10. Cold water is added to the tank 8, and the high-temperature particles generated during processing can be placed in the grid 18 to make the high-temperature particles fall into the liquid storage tank 8, and the particles are cooled by the cold water, and the liquid storage tank 8 can play a collection role, The left and right side surfaces of the workbench 1 are provided with first fixing bars 11 , the front and rear sides of the workbench 1 are provided with first movable blocks 4 , and the first movable blocks 4 are arranged in the middle of the two first fixing bars 11 . A sliding hole is provided on the left surface of the first movable block 4 on the front side, and a guide rod 6 is arranged inside the sliding hole. The left surface of the block 4 is provided with a first screw hole, the inside of the first screw hole is provided with a first screw 13, the first screw 13 is threadedly connected with the first movable block 4 on the rear side, and the side surface of the first screw 13 is two left and right. The ends are respectively connected to the two first fixing bars 11 for rotation through bearings. The rear side of the left surface of the first fixing bar 11 is provided with a first motor 12, and the output shaft of the first motor 12 passes through the first fixing bar 11 and the first screw. The left end of 13 is fixedly connected, and the operation of the first motor 12 can drive the forward and reverse rotation of the first screw 13. When the first screw 13 rotates forward and reverse, the first movable block 4 can move left and right, and the first movable block 4 The front and rear side surfaces of the L-shaped fixed plate 29 are respectively provided with an electric telescopic rod 3 on the upper surface of the L-shaped fixed plate 29. The telescopic end of the electric telescopic rod 3 is provided with a second fixing bar 17, and the first movable block 4 passes through The L-shaped fixing plate 29 can drive the movement of the electric telescopic rod 3, and the electric telescopic rod 3 can make the second fixing bar 17 follow the movement. The middle of the plate 23 is provided with a third movable block 25 , the front surface of the third movable block 25 is provided with a second screw hole, the inside of the second screw hole is provided with a second screw 24 , the second screw 24 and the third movable block 25 Threaded connection, the left and right ends of the side surface of the second screw 24 are respectively rotatably connected to the two fixing plates 23 through bearings, the front surface of the fixing plate 23 is provided with a second motor 20, and the output shaft of the second motor 20 passes through the fixing plate 23 Fixed connection with the front end of the second screw 24, the lower surface of the third movable block 25 is provided with a mounting plate 30, the laser cutting equipment can be installed on the mounting plate 30, the right surface of the second fixing bar 17 is provided with a limit bar 19, And the limit bar 19 is arranged in the middle of the two fixed plates 23, the left surface of the third movable block 25 is provided with a limit slot corresponding to the limit bar 19, and the limit bar 19 is arranged in the limit slot. Inside, the third movable block 25 is slidably connected with the limit bar 19, so that the third movable block 25 can move along the limit bar 19. The upper surface of the worktable 1 is provided with two correspondingly arranged front and rear chute 2, And the grid placement plate 18 is arranged in the middle of the two chutes 2, the upper surface of the worktable 1 is provided with two positioning plates correspondingly arranged in the front and rear, and the interior of the chute 2 is provided with a slider, and the slider and the positioning plate are fixed. Connection, the upper surface of the positioning plate is provided with a first headed stud 14 and a U-shaped fixed column 15, one end of the first headed stud 14 passes through the positioning plate and contacts the upper surface of the workbench 1, and the U-shaped fixed column 15 The outer side is sleeved with two second movable blocks 21 , the right surface of the second movable block 21 is provided with a second headed stud 28 , and the second headed stud 28 passes through the second movable block 21 and the outside of the U-shaped fixing column 15 . The side contacts, the third screw hole on the upper surface of the second movable block 21, the inside of the third screw hole is provided with a third screw 5, the third screw 5 is threadedly connected with the second movable block 21, and the upper end of the third screw 5 is provided with The knob 22, the lower end of the third screw 5 is provided with a rubber pressing plate 16. By moving the U-shaped fixed column 15, the positioning plate can be driven to move along the chute 2, so that the rubber pressing plate 16 is moved to the upper side of the hard and brittle material. The knob 22 can drive the movement of the third screw 5, and through the downward movement of the third screw 5, the rubber pressing plate 16 can contact the hard and brittle material, and the hard and brittle material can be fixed. The input end of the single-chip microcomputer 27 is electrically connected to the output end of the external power supply, and the output end of the single-chip microcomputer 27 is electrically connected to the input end of the second motor 20, the first motor 12 and the electric telescopic rod 3, and the single-chip microcomputer 27 controls the second motor 20, the first motor 20, the first motor Both the motor 12 and the electric telescopic rod 3 adopt common methods in the prior art, and the single-chip microcomputer 27 adopts the M68HC12 model of Motorola Company.

When in use: connect the external power supply, install the laser cutting device on the mounting plate 30, place the hard and brittle material on the upper surface of the grid placement plate 18, and move the U-shaped fixing column 15 to drive the positioning plate along the chute 2 Move the rubber pressing plate 16 to the upper side of the hard and brittle material, and the third screw 5 can be moved by twisting the knob 22. By moving the third screw 5 downward, the rubber pressing plate 16 can be brought into contact with the hard and brittle material. The hard and brittle material is fixed, and through the work of the first motor 12, the first screw 13 can be driven to rotate forward and reverse. When the first screw 13 rotates forward and reverse, the first movable block 4 can move left and right. The movement of the second fixing bar 17 can drive the movement of the second fixing bar 17, which can make the laser cutting equipment move left and right. Through the work of the second motor 20, it can drive the forward and reverse rotation of the second screw 24. When the second screw 24 rotates forward and reverse, it can drive the The third movable block 25 moves back and forth, the third movable block 25 can make the laser cutting equipment move back and forth, and the extension and retraction of the electric telescopic rod 3 can drive the laser cutting equipment to move up and down, so that the laser cutting equipment is close to hard and brittle materials, which is convenient for Cutting of hard and brittle materials.

The structure of the utility model is firm, stable and durable. The high-temperature particles can be dropped into the liquid storage tank 8 through the grid placement plate 18, and the particles can be cooled by cold water, so that the high-temperature particles produced by processing can be cooled, so as to prevent burns to workers. In addition, the liquid storage tank 8 can play a collecting role, and the rubber pressing plate 16 can softly fix the material to prevent damage to the hard and brittle material, which brings convenience to the use, and ensures the quality and dimensional accuracy of the processing surface, saves the processing time, and improves the efficiency of the process. processing efficiency.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (10)

1. An ultra-short pulse laser processing equipment for hard and brittle materials, comprising a workbench (1), characterized in that: the lower surface of the workbench (1) is provided with a bracket (26), and the workbench (1) There is a placement slot on the upper surface of the placement slot, and a grid placement plate (18) is arranged inside the placement slot. The grid placement plate (18) is fixedly connected with the workbench (1), and the left and right sides of the workbench (1) are provided The first fixing bars (11), the front and rear sides of the workbench (1) are provided with first movable blocks (4), and the first movable blocks (4) are arranged in the middle of the two first fixing bars (11), A sliding hole is provided on the left surface of the first movable block (4) on the front side, a guide rod (6) is arranged inside the sliding hole, and both ends of the guide rod (6) are respectively fixed with the two first fixing bars (11). The left surface of the first movable block (4) on the rear side is provided with a first screw hole, the inside of the first screw hole is provided with a first screw (13), and the first screw (13) is connected with the first movable block (13) on the rear side. The block (4) is threadedly connected, and the left and right ends of the side surface of the first screw rod (13) are respectively rotatably connected with the two first fixing bars (11) through bearings. A motor (12), the output shaft of the first motor (12) is fixedly connected to the left end of the first screw (13) through the first fixing bar (11), and the front and rear side surfaces of the first movable block (4) are respectively provided with The L-shaped fixing plate (29), the upper surface of the L-shaped fixing plate (29) is provided with an electric telescopic rod (3), and the telescopic end of the electric telescopic rod (3) is provided with a second fixing strip (17), the second fixing The right surface of the bar (17) is provided with two fixed plates (23) correspondingly arranged in the front and rear, the middle of the fixed plate (23) is provided with a third movable block (25), and the front surface of the third movable block (25) is provided with a third movable block (25). The second screw hole, the inside of the second screw hole is provided with a second screw (24), the second screw (24) is threadedly connected with the third movable block (25), and the left and right ends of the side surface of the second screw (24) are respectively The two fixed plates (23) are rotatably connected through bearings, the front surface of the fixed plate (23) is provided with a second motor (20), and the output shaft of the second motor (20) passes through the fixed plate (23) and the second screw The front end of (24) is fixedly connected, the lower surface of the third movable block (25) is provided with a mounting plate (30), the right surface of the first fixing strip (11) is provided with a single chip (27), and the input end of the single chip (27) It is electrically connected to the output end of the external power supply, and the output end of the single-chip microcomputer (27) is electrically connected to the input end of the second motor (20), the first motor (12) and the electric telescopic rod (3). 2 . The ultra-short pulse laser processing equipment for hard and brittle materials according to claim 1 , characterized in that: a support plate ( 7 ) is provided in the middle of the support ( 26 ), and a support plate ( 7 ) is provided in the middle A liquid storage tank (8) is arranged in the middle of the upper surface, and the liquid storage tank (8) and the grid placing plate (18) are arranged correspondingly up and down. 3. The ultra-short pulse laser processing equipment for hard and brittle materials according to claim 2, characterized in that: a liquid outlet pipe (9) is provided on the left surface of the liquid holding tank (8), and the liquid outlet The middle of the pipe (9) is provided with a manual valve (10). 4. The ultra-short pulse laser processing equipment for hard and brittle materials according to claim 1, characterized in that: a limit bar (19) is provided on the right surface of the second fixing bar (17), and the limit The position bar (19) is arranged in the middle of the two fixing plates (23). 5 . The ultra-short pulse laser processing equipment for hard and brittle materials according to claim 1 , wherein the left surface of the third movable block ( 25 ) is provided with a limit bar ( 19 ) on the left surface. 6 . The corresponding limit slot is provided, and the limit bar (19) is arranged inside the limit slot, and the third movable block (25) is slidably connected with the limit bar (19). 6 . The ultra-short pulse laser processing equipment for hard and brittle materials according to claim 1 , characterized in that: the upper surface of the worktable ( 1 ) is provided with two correspondingly arranged front and rear chutes ( 2 ). 7 . ), and the grid placement plate (18) is arranged in the middle of the two chutes (2). 7 . The ultra-short pulse laser processing equipment for hard and brittle materials according to claim 1 , characterized in that: the upper surface of the worktable ( 1 ) is provided with two positioning plates correspondingly arranged in front and back, and the sliding The inside of the groove (2) is provided with a sliding block, and the sliding block is fixedly connected with the positioning plate. 8. The ultra-short pulse laser processing equipment for hard and brittle materials according to claim 7, characterized in that: the upper surface of the positioning plate is provided with a first headed stud (14) and a U-shaped fixing A column (15), one end of the first headed stud (14) is in contact with the upper surface of the workbench (1) through the positioning plate. 9 . The ultra-short pulse laser processing equipment for hard and brittle materials according to claim 8 , wherein two second movable blocks ( 21 ) are sleeved on the outer side of the U-shaped fixed column ( 15 ). 10 . ), the right surface of the second movable block (21) is provided with a second headed stud (28), and the second headed stud (28) passes through the second movable block (21) and the outer surface of the U-shaped fixed column (15). side contact. 10. The ultra-short pulse laser processing equipment for hard and brittle materials according to claim 9, characterized in that: a third screw hole on the upper surface of the second movable block (21), the third screw hole A third screw (5) is provided inside, the third screw (5) is threadedly connected with the second movable block (21), the upper end of the third screw (5) is provided with a knob (22), and the lower end of the third screw (5) A rubber pressure plate (16) is provided.