CN210997113U

CN210997113U - Strong light protection device with adjustable protection effect for laser cutting

Info

Publication number: CN210997113U
Application number: CN201922087172.8U
Authority: CN
Inventors: 黎振华
Original assignee: Shenzhen Golden Diamond Ruifan Hardware Products Co ltd
Current assignee: Shenzhen Golden Diamond Ruifan Hardware Products Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-07-14
Anticipated expiration: 2029-11-28

Abstract

A strong light protection device with adjustable protection effect for laser cutting relates to the technical field of laser cutting machines; the machine head comprises a machine head, a laser beam cutting head, a driving chain wheel, a driven chain wheel, a chain, a fixing screw, a protective cover and a speed reducing motor; the machine head is provided with a driving chain wheel and a driven chain wheel which are arranged up and down, the driving chain wheel is connected with the driven chain wheel through a chain, a speed reduction motor is in driving connection with the driving chain wheel, one side of the chain is fixed with a protective cover through a fixing screw, and the protective cover is sleeved on the periphery of a laser beam cutting head at the bottom of the machine head; the protective cover comprises a fixed shell, a movable shell and a hinge; the fixed shell is hinged with the upper end of the movable shell through a hinge; the fixed shell and the chain are fixed through a fixing screw. The utility model discloses can block the highlight that the laser beam produced, reduce the injury of highlight to the human body, the adjustable quantity that blocks to the highlight that the laser beam produced to adjust the protecting effect, also be convenient for maintain the use.

Description

Strong light protection device with adjustable protection effect for laser cutting

Technical Field

The utility model relates to a laser cutting machine technical field, concretely relates to highlight protector is used in laser cutting of adjustable protecting effect.

Background

The laser cutting is to irradiate the material to be cut by using high-power-density laser beams, so that the material is heated to a vaporization temperature quickly and is evaporated to form holes, and the holes continuously form slits with narrow width (such as about 0.1 mm) along with the movement of the laser beams to the material, so as to finish the cutting of the material.

The laser beam generated by laser cutting is strong light, can not directly irradiate eyes, and can generate certain harm to human bodies, and the laser cutting machine on the current market does not adopt a strong light protection device, so that the health of the human bodies can be influenced by long-time operation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's defect and not enough, provide a simple structure, reasonable in design, convenient to use's adjustable protective effect's highlight protector for laser cutting.

In order to achieve the above object, the utility model adopts the following technical scheme: the machine head comprises a machine head, a laser beam cutting head, a driving chain wheel, a driven chain wheel, a chain, a fixing screw, a protective cover and a speed reducing motor; the machine head is provided with a driving chain wheel and a driven chain wheel which are arranged up and down, the driving chain wheel is connected with the driven chain wheel through a chain, a speed reduction motor is in driving connection with the driving chain wheel, one side of the chain is fixed with a protective cover through a fixing screw, and the protective cover is sleeved on the periphery of a laser beam cutting head at the bottom of the machine head; the protective cover comprises a fixed shell, a movable shell and a hinge; the fixed shell is hinged with the upper end of the movable shell through a hinge; the fixed shell and the chain are fixed through a fixing screw.

Furthermore, the machine head is provided with a groove for mounting the driving chain wheel and the driven chain wheel.

Furthermore, a limit screw is arranged below the fixing screw, the limit screw penetrates through the chain and the fixing shell, and a nut at one end is locked.

Further, the machine head is in a 7-shaped shape.

Furthermore, the contact surface of the fixed shell and the movable shell is a vertical plane.

The utility model discloses a theory of operation does: when the laser beam cutting head is in a non-working state, the movable shell is manually rotated around the hinge, the movable shell is opened, and the fixed shell and the movable shell can be positioned at the hinge through friction force, so that the laser beam cutting head can be conveniently observed and maintained; when the laser beam cutting head is in a working state, the movable shell is put down to enable the movable shell to be in contact with a vertical plane of the fixed shell to be in a closed state, the movable shell can be used for blocking a laser beam, the number of rotation turns of the speed reducing motor is set, the driving chain wheel rotates to drive the protective cover to move upwards or downwards for a certain distance, strong light of the laser beam is gradually leaked outwards when the protective cover gradually moves upwards, otherwise, the protective cover gradually moves downwards, and the strong light is gradually blocked; the limiting screw is used for limiting the lowest position of the protective cover.

After the structure is adopted, the utility model discloses the beneficial effect who produces does: a highlight protector for laser cutting of adjustable protecting effect, can block the highlight that the laser beam produced, reduce the injury of highlight to the human body, the adjustable quantity that blocks of the highlight that produces the laser beam to adjust protecting effect, also be convenient for maintain the use, the utility model has the advantages of simple structure, set up reasonable, the cost of manufacture low.

Drawings

FIG. 1 is a block diagram of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a top view of the protective cover of the present invention;

FIG. 4 is a side view of FIG. 2;

fig. 5 is a state diagram of the utility model when the protective cover is opened.

Description of reference numerals:

the laser cutting machine comprises a machine head 1, a laser beam cutting head 2, a driving chain wheel 3, a driven chain wheel 4, a chain 5, a fixing screw 6, a protective cover 7, a motor 8, a fixed shell 9, a movable shell 10, a hinge 11, a groove 12 and a limiting screw 13.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Referring to fig. 1 to 5, the following technical solutions are adopted in the present embodiment: the laser cutting machine comprises a machine head 1, a laser beam cutting head 2, a driving chain wheel 3, a driven chain wheel 4, a chain 5, a fixing screw 6, a protective cover 7 and a speed reducing motor 8; aircraft nose 1 on install drive sprocket 3 and the driven sprocket 4 that sets up from top to bottom, drive sprocket 3 passes through chain 5 with driven sprocket 4 and is connected, gear motor 8 is connected with the drive of drive sprocket 3, one side of chain 5 is fixed with protection casing 7 through fixed screw 6, the periphery at the laser beam cutting head 2 of aircraft nose 1 bottom is established to protection casing 7 cover, set for gear motor 8's the number of turns of rotation, drive sprocket 3 rotates, can drive protection casing 7 and shift up or shift down certain distance, the highlight of laser beam is gradually toward revealing when protection casing 7 shifts up gradually, otherwise, protection casing 7 moves down gradually, the highlight is blockked gradually.

The protective cover 7 comprises a fixed shell 9, a movable shell 10 and a hinge 11; the fixed shell 9 is hinged with the upper end of the movable shell 10 through a hinge 11; the fixed shell 9 and the chain 5 are fixed through the fixing screw 6, when the laser beam cutting head 2 is in a non-working state, the movable shell 10 is manually rotated around the hinge 11, the movable shell 10 is opened, the fixed shell 9 and the movable shell 10 can be positioned at the hinge through friction, and the laser beam cutting head 2 can be conveniently observed and maintained.

The machine head 1 is provided with a groove 12 for mounting the driving chain wheel 3 and the driven chain wheel 4.

And a limiting screw 13 is arranged below the fixing screw 6, the limiting screw 13 penetrates through the chain 5 and the fixing shell 9, and one end of the limiting screw is locked by a nut and is used for limiting the lowest position of the protective cover 7.

The machine head 1 is in a 7-shaped shape, and the laser beam cutting head 2 and the protective cover 7 are positioned on the inner side of the machine head 1 in the 7-shaped shape.

The contact surface of the fixed shell 9 and the movable shell 10 is a vertical plane, when the laser beam cutting head 2 is in a working state, the movable shell 10 is put down, so that the movable shell 10 is in a closed state in contact with the vertical plane of the fixed shell 9, and can be used for blocking laser beams.

After adopting above-mentioned structure, this embodiment produces beneficial effect does: this embodiment a bright light protector for laser cutting of adjustable protective effect can block the highlight that the laser beam produced, reduces the injury of highlight to the human body, the adjustable volume that blocks the highlight that produces the laser beam to adjust protective effect, also be convenient for maintain the use, this embodiment has simple structure, sets up reasonable, cost of manufacture low grade advantage.

The basic principles and main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a highlight protector is used in laser cutting of adjustable protecting effect which characterized in that: the machine head comprises a machine head, a laser beam cutting head, a driving chain wheel, a driven chain wheel, a chain, a fixing screw, a protective cover and a speed reducing motor; the machine head is provided with a driving chain wheel and a driven chain wheel which are arranged up and down, the driving chain wheel is connected with the driven chain wheel through a chain, a speed reduction motor is in driving connection with the driving chain wheel, one side of the chain is fixed with a protective cover through a fixing screw, and the protective cover is sleeved on the periphery of a laser beam cutting head at the bottom of the machine head; the protective cover comprises a fixed shell, a movable shell and a hinge; the fixed shell is hinged with the upper end of the movable shell through a hinge; the fixed shell and the chain are fixed through a fixing screw.

2. The glare protector for laser cutting with adjustable protection effect of claim 1, wherein: the machine head is provided with a groove for mounting a driving chain wheel and a driven chain wheel.

3. The glare protector for laser cutting with adjustable protection effect of claim 1, wherein: and a limiting screw is arranged below the fixing screw, penetrates through the chain and the fixing shell, and is locked by a nut at one end.

4. The glare protector for laser cutting with adjustable protection effect of claim 1, wherein: the machine head is in a 7-shaped shape.

5. The glare protector for laser cutting with adjustable protection effect of claim 1, wherein: the contact surface of the fixed shell and the movable shell is a vertical plane.