CN211804465U

CN211804465U - Laser cutting mechanism with adjustable focus

Info

Publication number: CN211804465U
Application number: CN202020058800.XU
Authority: CN
Inventors: 鲁玮
Original assignee: Wuhan Qianwang Laser Technology Co ltd
Current assignee: Wuhan Qianwang Laser Technology Co ltd
Priority date: 2020-01-13
Filing date: 2020-01-13
Publication date: 2020-10-30
Anticipated expiration: 2030-01-13

Abstract

The utility model relates to a laser cutting mechanism, in particular to a laser cutting mechanism with adjustable focus, which comprises a laser shooting cylinder and a cutting cylinder, wherein the bottom of the laser shooting cylinder is provided with the cutting cylinder, the cutting cylinder and the laser shooting cylinder are connected by a screw thread screw, slide rails are arranged on both sides of the inner wall of the cutting cylinder, the inner bottom of the cutting cylinder is provided with a focusing lens, the top of the focusing lens is provided with an isolation cover, the periphery of the focusing lens is sleeved with a mounting ring, the mounting ring and the slide rails are connected by a pulley in a sliding way, the pulley and the mounting ring are fixedly connected by a mounting rod, adjusting grooves are arranged on both sides of the cutting cylinder, a plurality of groups of stoppers are fixedly arranged in the adjusting grooves, handles are arranged on both sides of the cutting cylinder, the handles and the mounting ring are fixedly connected by a connecting rod, the whole device of the, the function of adjustable focusing is achieved, and the device has a certain popularization effect.

Description

Laser cutting mechanism with adjustable focus

Technical Field

The utility model relates to a laser cutting mechanism specifically is a laser cutting mechanism with adjustable focus.

Background

Compared with the traditional oxyacetylene and plasma cutting process, the laser cutting machine has the advantages of high laser cutting speed, narrow cutting seam, small heat affected zone, good cutting seam edge verticality and smooth cutting edge, and simultaneously, the types of materials capable of being cut by laser are various, including carbon steel, stainless steel, alloy steel, wood, plastic, rubber, cloth, quartz, ceramics, glass, composite materials and the like, the laser cutting machine focuses laser emitted from a laser into a laser beam with high power density through an optical path system, the laser beam irradiates the surface of a workpiece to enable the workpiece to reach a melting point or a boiling point, simultaneously, high-pressure gas coaxial with the laser beam blows away molten or gasified metal, and finally enables the material to form the cutting seam along with the movement of the relative position of the laser beam and the workpiece, so that the cutting purpose is achieved, and a focusing lens is an indispensable component in a laser cutting device, but the existing laser cutting machine does not have the function of focusing and adjusting, meanwhile, the focusing lens is inconvenient to replace, so that a laser cutting mechanism with adjustable focusing is needed to improve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a laser cutting mechanism with adjustable focus to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a laser cutting mechanism with adjustable focusing comprises a laser shooting barrel and a cutting barrel, wherein the bottom of the laser shooting barrel is provided with the cutting barrel, the cutting barrel and the laser shooting barrel are connected through threaded screws, slide rails are arranged on two sides of the inner wall of the cutting barrel, a focusing lens is arranged at the bottom of the inside of the cutting barrel, a shielding case is placed at the top of the focusing lens, a mounting ring is sleeved on the periphery of the focusing lens, the mounting ring and the slide rails are connected through a pulley in a sliding manner, the pulley and the mounting ring are fixedly connected through a mounting rod, adjusting grooves are arranged on two sides of the cutting barrel, a plurality of groups of stop blocks are fixedly installed in the adjusting grooves, handles are arranged on two sides of the cutting barrel, the handles and the mounting ring are fixedly connected through a connecting rod, the connecting rod penetrates through the inside of the adjusting grooves and is erected on the stop blocks, and, the bottom end of the cutting head is provided with a cutting port, the top of the laser shooting barrel shoots out laser beams, and the laser beams penetrate through the isolation cover, the focusing lens and the inside of the cutting port.

Preferably, the focusing lens is a zinc selenide laser focusing lens.

Preferably, the cutting cylinder and the cutting head are integrally formed by stretching, and the cutting head is in a conical shape.

Preferably, the connecting rod is in a seven-shaped shape and is welded with the handle and the mounting ring through an electric welding machine.

Preferably, the isolation cover is made of dark-color organic glass in a customized mode and is connected with the focusing lens through strong glue in an adhering mode.

Preferably, the inner diameter of the laser shooting cylinder is equal to the diameter of the cutting cylinder, and the laser shooting cylinder and the cutting cylinder are both made of titanium alloy in a customized mode.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, during the use, pass the cage with the laser beam, the inside of focus lens and cutting port, and hold the hand (hold) and drive the collar through the connecting rod that sets up and move on the slide rail through the pulley, thereby reach and carry out the adjustment of height to the focus lens, and then reach the function that the focus can be adjusted when making the overall device operation, and pass the adjustment tank with the connecting rod and erect on the dog, it is spacing that the convenient focus lens after adjusting the height is fixed, the dog through a plurality of groups of fixed mounting inside the adjustment tank makes the adjustable range of its focus lens wider simultaneously, it facilitates when carrying out different cutting requirement operations for laser cutting machine.

2. The utility model discloses in, during the use, it is high to adopt zinc selenide laser focus lens luminousness, strenghthened type coating process, durable difficult deciduate, the focus facula is thin, cutting effect is better, it is simultaneously resistant to clean, power loss is little, long service life, and adopt dark organic glass customization cage that forms can effectually prevent the influence of space of adjustment tank to the laser beam, thereby have the effect of protection to the laser beam, and penetrate a section of thick bamboo and cut a section of thick bamboo with laser and carry out screwed connection through the screw thread, the convenience is dismantled and the installation to a cutting section of thick bamboo, thereby conveniently clear up and change the focus lens, penetrate a section of thick bamboo and laser simultaneously and all adopt the physical property that the titanium alloy customization formed usable titanium alloy to make its hardness and intensity stronger, thereby prolong its life.

Drawings

FIG. 1 is a schematic view of the overall internal structure of the present invention;

FIG. 2 is a schematic view of the overall external structure of the present invention;

FIG. 3 is a schematic view of a partially enlarged structure of the present invention A;

in the figure: 1-laser shooting cylinder, 2-cutting cylinder, 3-isolation cover, 4-sliding rail, 5-screw thread, 6-laser beam, 7-handle, 8-connecting rod, 9-focusing lens, 10-cutting head, 11-cutting port, 12-stop block, 13-adjusting groove, 14-mounting ring, 15-pulley and 16-mounting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

a laser cutting mechanism with adjustable focusing comprises a laser shooting barrel 1 and a cutting barrel 2, wherein the bottom of the laser shooting barrel 1 is provided with the cutting barrel 2, the cutting barrel 2 and the laser shooting barrel 1 are spirally connected through a thread 5, slide rails 4 are arranged on two sides of the inner wall of the cutting barrel 2, a focusing lens 9 is arranged at the inner bottom end of the cutting barrel 2, a shielding case 3 is placed at the top of the focusing lens 9, a mounting ring 14 is sleeved on the periphery of the focusing lens 9, the mounting ring 14 and the slide rails 4 are slidably connected through pulleys 15, the pulleys 15 and the mounting ring 14 are fixedly connected through mounting rods 16, adjusting grooves 13 are arranged on two sides of the cutting barrel 2, a plurality of groups of stop blocks 12 are fixedly arranged inside the adjusting grooves 13, handles 7 are arranged on two sides of the cutting barrel 2, and the handles 7 and the mounting rings 14 are fixedly connected through connecting rods 8, and connecting rod 8 passes the inside of adjustment tank 13 and erects on dog 12, the bottom fixed mounting of cutting barrel 2 has cutting head 10, cutting port 11 has been seted up to cutting head 10 bottom, laser beam 6 is jetted out at the top of a laser shooting section of thick bamboo 1, during the use, it is high to adopt zinc selenide laser focusing lens luminousness, strenghthened type coating process, durable difficult demoulding, the focus facula is thin, the cutting effect is better, simultaneously resistant cleaning, power loss is little, long service life, and adopt the cage 3 that dark organic glass customization formed can effectually prevent the influence of the space of adjustment tank 13 to laser beam 6, thereby have the effect of protection to laser beam 6, and shoot a section of thick bamboo 1 and cutting barrel 2 with laser and carry out threaded connection through screw thread 5, conveniently dismantle and install cutting barrel 2, thereby conveniently clear up and change focusing lens 9, shoot a section of thick bamboo 2 and laser simultaneously and all adopt the physics nature that the titanium alloy customization of titanium alloy forms usable titanium alloy to make cutting barrel 1 to The hardness and the strength are stronger, thereby prolonging the service life of the laser beam, the laser beam 6 passes through the inside of the isolation hood 3, the focusing lens 9 and the cutting port 11, when in use, the laser beam 6 passes through the inside of the isolation hood 3, the focusing lens 9 and the cutting port 11, and the handle 7 is held by hand to drive the mounting ring 14 to move on the slide rail 4 through the arranged connecting rod 8, so as to adjust the height of the focusing lens 9, so that the integral device can achieve the function of focusing and adjusting during operation, the connecting rod 8 passes through the adjusting groove 13 and is erected on the stop block 12, the focusing lens 9 with the height adjusted can be conveniently fixed and limited, meanwhile, the adjustable range of the focusing lens 9 is wider through a plurality of groups of stop blocks 12 fixedly arranged in the adjusting groove 13, and convenience is provided for the laser cutting machine to perform different cutting requirements.

The utility model discloses the theory of operation: when the laser focusing device is used, a laser beam 6 penetrates through the isolation cover 3, the focusing lens 9 and the cutting port 11, the hand-held handle 7 drives the mounting ring 14 to move on the sliding rail 4 through the arranged connecting rod 8, so that the height of the focusing lens 9 is adjusted, the function of adjusting the focusing is achieved when the integral device is operated, the connecting rod 8 penetrates through the adjusting groove 13 and is erected on the stop block 12, the focusing lens 9 with the adjusted height is conveniently fixed and limited, the isolation cover 3 which is customized by organic glass can effectively prevent the influence of a dark gap of the adjusting groove 13 on the laser beam 6, so that the laser beam 6 is protected, the laser shooting barrel 1 and the cutting barrel 2 are spirally connected through the threads 5, the cutting barrel 2 is conveniently detached and installed, and the focusing lens 9 is conveniently cleaned and replaced, the whole device has a simple structure, achieves the function of adjustable focusing, simultaneously has wider adjustable range of the focusing lens, provides convenience for the laser cutting machine to carry out different cutting requirements, and has certain popularization value.

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

Claims

1. The utility model provides a laser cutting mechanism with adjustable focus, includes that laser penetrates a section of thick bamboo (1) and cutting section of thick bamboo (2), its characterized in that: the bottom of a section of thick bamboo (1) is penetrated to laser is provided with a cutting section of thick bamboo (2), a cutting section of thick bamboo (2) and a laser penetrate a section of thick bamboo (1) and pass through screw thread (5) screwed connection, slide rail (4) have all been seted up to cutting section of thick bamboo (2) inner wall both sides, the inside bottom of a cutting section of thick bamboo (2) is provided with focus lens (9), cage (3) have been placed at the top of focus lens (9), the peripheral cover of focus lens (9) is equipped with collar (14), collar (14) and slide rail (4) pass through pulley (15) sliding connection, pulley (15) and collar (14) are through installation pole (16) fixed connection, adjustment tank (13) have all been seted up to cutting section of thick bamboo (2) both sides, the inside fixed mounting of adjustment tank (13) has a plurality of groups dog (12), the both sides of a cutting section of thick bamboo (2, handle (7) and collar (14) pass through connecting rod (8) fixed connection, and connecting rod (8) pass the inside of adjustment tank (13) and erect on dog (12), the bottom fixed mounting of cutting section of thick bamboo (2) has cutting head (10), cutting port (11) have been seted up to cutting head (10) bottom, laser beam (6) are jetted out at the top that a section of thick bamboo (1) is penetrated to laser, and laser beam (6) pass the inside of cage (3), focus lens (9) and cutting port (11).

2. The focus adjustable laser cutting mechanism of claim 1, wherein: the focusing lens (9) adopts a zinc selenide laser focusing lens.

3. The focus adjustable laser cutting mechanism of claim 1, wherein: the cutting cylinder (2) and the cutting head (10) are integrally formed in a stretching mode, and the cutting head (10) is in a conical shape.

4. The focus adjustable laser cutting mechanism of claim 1, wherein: the connecting rod (8) is in a seven-shaped shape and is welded with the handle (7) and the mounting ring (14) through an electric welding machine.

5. The focus adjustable laser cutting mechanism of claim 1, wherein: the isolation cover (3) is made of dark organic glass in a customized mode and is connected with the focusing lens (9) through strong glue in an adhering mode.

6. The focus adjustable laser cutting mechanism of claim 1, wherein: the inner diameter of the laser shooting cylinder (1) is equal to the diameter of the cutting cylinder (2), and the laser shooting cylinder and the cutting cylinder are both made of titanium alloy in a customized mode.