CN215393258U

CN215393258U - Eye protection structure on laser metal cutting machine

Info

Publication number: CN215393258U
Application number: CN202121842318.6U
Authority: CN
Inventors: 刘世杰
Original assignee: Hebei Huatengyizhou Electrical Equipment Co ltd
Current assignee: Hebei Huatengyizhou Electrical Equipment Co ltd
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2022-01-04
Anticipated expiration: 2031-08-09

Abstract

The utility model discloses an eye protection structure on a laser metal cutting machine, which comprises a picture frame, wherein the upper end of the picture frame is fixedly connected with a rectangular block, the side wall of the rectangular block is provided with a rectangular groove, the inner wall of the rectangular groove is connected with a supporting plate in a sliding manner, the supporting plate is connected with the rectangular groove through a reset mechanism, the inner bottom wall of the rectangular groove is provided with a strip-shaped groove, a limiting mechanism connected with the supporting plate is arranged in the strip-shaped groove and used for fixing the supporting plate in the rectangular groove, one end of the supporting plate, far away from the rectangular block, is provided with a U-shaped frame, the U-shaped frame is connected with the supporting plate through an adjusting mechanism and used for rotating the U-shaped frame, the inner wall of the U-shaped frame is in contact connection with a lens, the lower end of the picture frame is fixedly connected with two fixing plates, and the two fixing plates are of an L-shaped structure. The effect of connecting the two binding bands through the buckles is beneficial to enabling the picture frame to drive the air bag to be attached to the face of an operator, further, laser is prevented from diffusing to the eyes of the operator from the gap, and the protection effect of the goggles is improved.

Description

Eye protection structure on laser metal cutting machine

Technical Field

The utility model relates to the technical field of eye protection devices, in particular to an eye protection structure on a laser metal cutting machine.

Background

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, meanwhile, high-pressure gas coaxial with the laser beam blows away molten or gasified metal, and finally, a material forms a cutting seam along with the movement of the relative position of the laser beam and the workpiece, so that the purpose of cutting is achieved, various radiations such as infrared radiation, ultraviolet radiation and the like can be generated in the cutting process, and eyes of an operator can be protected only by wearing goggles.

However, when the conventional goggles are worn, as in a general eyeglass wearing manner, the frame is worn on the upper side of the bridge of the nose by contacting the legs at both ends of the frame with the ears, because laser cutting can generate dazzling stimulating light, because a gap exists between the mirror frame and the face of an operator, the light can be diffused to the eyes of the operator from the gap, causing damage to the safety goggles, and because the laser wavelengths of different devices are different, the same safety goggles cannot adapt to a plurality of laser cutting devices, and the same lens can not be used for a long time and needs to be replaced in time, the traditional goggles can not be used for replacing the lens independently, the whole goggles need to be abandoned when the lens is abandoned, the waste of resources is caused, and the operator can not carry too many goggles when to the laser of different wavelength, for this reason, we propose the eye protection architecture on the laser metal cutting machine to solve the above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an eye protection structure on a laser metal cutting machine.

In order to achieve the purpose, the utility model adopts the following technical scheme:

eye protective structure on laser metal cutting machine, including the picture frame, the upper end fixedly connected with rectangular block of picture frame, the rectangular channel has been seted up on the lateral wall of rectangular block, the inner wall sliding connection of rectangular channel has the backup pad, the backup pad passes through canceling release mechanical system with the rectangular channel and is connected, the bar groove has been seted up to the inner diapire of rectangular channel, and the bar inslot is equipped with the stop gear who is connected with the backup pad for fix the backup pad in the rectangular channel, the one end that the rectangular block was kept away from to the backup pad is equipped with the U-shaped frame, the U-shaped frame passes through adjustment mechanism with the backup pad and is connected for rotate the U-shaped frame, the inner wall contact connection of U-shaped frame has the lens, two fixed plates of lower extreme fixedly connected with of picture frame, two the fixed plate is L shape structure.

Preferably, the side wall of the spectacle frame, which is in contact with the face of the human body, is fixedly connected with an air bag, and the side wall of the spectacle frame, which is far away from the air bag, is fixedly connected with a sealing rubber mat corresponding to the lenses.

Preferably, canceling release mechanical system is including seting up the circular recess that the backup pad is close to on the rectangular channel lateral wall, and bottom wall fixedly connected with telescopic link in the circular recess, circular recess's one end and the bottom wall fixed connection in the rectangular channel are kept away from to the telescopic link, the outside of telescopic link is equipped with first spring, and the both ends of first spring respectively with circular recess in diapire and the rectangular channel bottom wall fixed connection.

Preferably, stop gear includes the second spring of fixed connection at the bar inslot diapire, the upper end fixedly connected with stopper of second spring, and the inner wall sliding connection in stopper and bar groove, the spacing groove that corresponds with the stopper is seted up to the lower extreme of backup pad.

Preferably, the upper end of rectangle piece is run through and is seted up L shape hole, and the one end in L shape hole and the setting of bar groove intercommunication, the inner wall sliding connection in L shape hole has L shape pole, the one end and the stopper fixed connection of L shape pole, and its other end pass L shape hole and upwards extend, the extension end fixedly connected with button of L shape pole.

Preferably, adjustment mechanism includes the straight board of fixed connection on the backup pad lateral wall, two straight board symmetry sets up the both sides at the backup pad, and rotates on its lateral wall and be connected with same pivot, the fixed cover of U-shaped frame is on the lateral wall of pivot.

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

1. the cooperation through picture frame, gasbag and the bandage that sets up is used to reach the effect of connecting two bandages through the buckle, be favorable to making the picture frame drive gasbag laminating operating personnel's face, and then avoid laser can be from diffusion to operating personnel eye in the clearance, improved the protective effect of goggles.

2. The supporting plate, the U-shaped frame and the first spring are matched for use, so that the effect that the L-shaped rod drives the limiting block to move downwards by pressing the button is achieved, the first spring drives the supporting plate to move out of the rectangular groove, and therefore the lenses in the U-shaped frame can be replaced conveniently.

Drawings

Fig. 1 is a schematic view of a first viewing angle structure according to the present invention;

FIG. 2 is a schematic view of a second perspective structure according to the present invention;

FIG. 3 is a schematic view of a third perspective structure according to the present invention;

FIG. 4 is a schematic cross-sectional view of a rectangular block according to the present invention;

fig. 5 is a partial enlarged view of the point a according to the present invention.

In the figure: the safety glasses comprise a glasses frame 1, a rectangular block 2, a rectangular groove 3, a supporting plate 4, a U-shaped frame 5, a lens 6, a fixing plate 7, an air bag 8, a sealing rubber pad 9, a telescopic rod 10, a first spring 11, a second spring 12, a limiting block 13, a limiting groove 14, an L-shaped hole 15, an L-shaped rod 16, a button 17, a straight plate 18, a rotating shaft 19, a binding band 20 and a buckle 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-5, the eye protection structure on the laser metal cutting machine comprises a frame 1, wherein two ends of the frame 1 are fixedly connected with binding bands 20, the two binding bands 20 are elastic structures, one ends of the two binding bands 20, far away from the frame 1, are connected through buckles 21, the effect of connecting the two binding bands 20 through the buckles 21 is beneficial to enabling the frame 1 to drive an air bag 8 to be attached to the face of an operator, further, laser can be prevented from diffusing to the eyes of the operator from gaps, the protection effect of goggles is improved, the air bag 8 is fixedly connected to the side wall, far away from the air bag 8, of the frame 1, the sealing rubber pad 9 corresponding to a lens 6 is fixedly connected to the side wall, far away from the air bag 8, and the laser can be prevented from diffusing into the frame 1 through the effect of tight contact between the lens 6 and the sealing rubber pad 9;

the upper end of the picture frame 1 is fixedly connected with a rectangular block 2, a rectangular groove 3 is formed in the side wall of the rectangular block 2, the inner wall of the rectangular groove 3 is connected with a supporting plate 4 in a sliding mode, the supporting plate 4 is connected with the rectangular groove 3 through a resetting mechanism, the resetting mechanism comprises a circular groove formed in the side wall, close to the rectangular groove 3, of the supporting plate 4, a telescopic rod 10 is fixedly connected with the inner bottom wall of the circular groove, one end, away from the circular groove, of the telescopic rod 10 is fixedly connected with the inner bottom wall of the rectangular groove 3, a first spring 11 is arranged on the outer side of the telescopic rod 10, two ends of the first spring 11 are fixedly connected with the inner bottom wall of the circular groove and the inner bottom wall of the rectangular groove 3 respectively, after a limiting block 13 is moved into a strip-shaped groove, the first spring 11 on the outer side of the telescopic rod 10 drives the supporting block 4 to pop out of the rectangular groove 3, and the lens 6 can be conveniently replaced subsequently;

a strip-shaped groove is formed in the inner bottom wall of the rectangular groove 3, a limiting mechanism connected with the support plate 4 is arranged in the strip-shaped groove and used for fixing the support plate 4 in the rectangular groove 3, the limiting mechanism comprises a second spring 12 fixedly connected to the inner bottom wall of the strip-shaped groove, the upper end of the second spring 12 is fixedly connected with a limiting block 13, the limiting block 13 is in sliding connection with the inner wall of the strip-shaped groove, and a limiting groove 14 corresponding to the limiting block 13 is formed in the lower end of the support plate 4;

an L-shaped hole 15 penetrates through the upper end of the rectangular block 2, one end of the L-shaped hole 15 is communicated with the strip-shaped groove, the inner wall of the L-shaped hole 15 is connected with an L-shaped rod 16 in a sliding mode, one end of the L-shaped rod 16 is fixedly connected with the limiting block 13, the other end of the L-shaped rod passes through the L-shaped hole 15 and extends upwards, and a button 17 is fixedly connected with the extending end of the L-shaped rod 16;

because the wavelengths of the laser of different devices are different, the same goggles cannot adapt to a plurality of laser cutting devices, the same lens cannot be used for tasting time and needs to be replaced in time, the traditional goggles cannot be replaced independently, the whole goggles need to be abandoned when abandoned, the resource waste is caused, and an operator cannot carry too many goggles when the laser of different wavelengths is used, the L-shaped rod 16 drives the limiting block 13 to move downwards by pressing the button 17, so that the first spring 11 can drive the supporting plate 4 to move out of the rectangular groove 3, and the lens 6 in the U-shaped frame 5 can be replaced conveniently;

one end of the supporting plate 4 far away from the rectangular block 2 is provided with a U-shaped frame 5, the inner wall of the U-shaped frame 5 is fixedly connected with an anti-skid rubber mat, when the lens 6 is inserted into the U-shaped frame 5, the two anti-skid rubber pads limit the lens 6 to prevent the lens 6 from falling off, the U-shaped frame 5 is connected with the supporting plate 4 through an adjusting mechanism, used for rotating the U-shaped frame 5, the rotating mechanism comprises straight plates 18 fixedly connected on the side wall of the supporting plate 4, the two straight plates 18 are symmetrically arranged on the two sides of the supporting plate 4, the side wall of the spectacle frame is rotatably connected with a same rotating shaft 19, the U-shaped frame 5 is fixedly sleeved on the side wall of the rotating shaft 19, the inner wall of the U-shaped frame 5 is in contact connection with a lens 6, the lower end of the spectacle frame 1 is fixedly connected with two fixing plates 7, the two fixing plates 7 are both in L-shaped structures, the two fixing plates 7 are both elastic structures, so that the lens 6 is conveniently arranged between the fixing plates 7 and the sealing rubber gasket 9;

when using, insert U-shaped frame 5 with lens 6 in, rotate lens 5 and make U-shaped frame 5 revolute 19 rotation until being vertical state, press the fixed plate 7 that the lower extreme of lens 6 made L shape spacing to it, press backup pad 4 afterwards and make until second spring 12 drive stopper 13 move into spacing groove 14 in, fix backup pad 4, through lens 6 and sealed cushion 9 in close contact with's effect, be favorable to avoiding in laser diffusion advances picture frame 1.

The working principle is that when the utility model is used, the lens 6 is inserted into the U-shaped frame 5, the lens 5 is rotated to enable the U-shaped frame 5 to rotate around the rotating shaft 19 until the U-shaped frame is in a vertical state, the lower end of the lens 6 is pressed to enable the L-shaped fixing plate 7 to limit the position of the L-shaped fixing plate, then the support plate 4 is pressed until the second spring 12 drives the limiting block 13 to move into the limiting groove 14, the support plate 4 is fixed, the laser is favorably prevented from diffusing into the lens frame 1 through the effect of tight contact of the lens 6 and the sealing rubber pad 9, the effect of connecting the two binding bands 20 through the buckle 21 is favorable for enabling the lens frame 1 to drive the air bag 8 to be attached to the face of an operator, further the laser is prevented from diffusing to the eyes of the operator from a gap, the protective effect of goggles is improved, then the L-shaped rod 16 drives the limiting block 13 to move downwards through the pressing of the button 17, and is favorable for enabling the first spring 11 to drive the support plate 4 to move out of the rectangular groove 3, thereby facilitating the replacement of the lenses 6 in the U-shaped frame 5.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. Eye protection structure on laser metal cutting machine, including picture frame (1), characterized in that, the upper end fixedly connected with rectangular block (2) of picture frame (1), seted up rectangular channel (3) on the lateral wall of rectangular block (2), the inner wall sliding connection of rectangular channel (3) has backup pad (4), backup pad (4) are connected through canceling release mechanical system with rectangular channel (3), the interior diapire of rectangular channel (3) has seted up the bar groove, and the bar inslot is equipped with the stop gear who is connected with backup pad (4), is used for fixing backup pad (4) in rectangular channel (3), the one end that backup pad (4) kept away from rectangular block (2) is equipped with U-shaped frame (5), U-shaped frame (5) are connected through adjustment mechanism with backup pad (4) for rotate U-shaped frame (5), the inner wall contact of U-shaped frame (5) is connected with lens (6), the lower end of the mirror frame (1) is fixedly connected with two fixing plates (7), and the two fixing plates (7) are both of L-shaped structures.

2. The eye protection structure on the laser metal cutting machine according to claim 1, wherein the side wall of the frame (1) contacting with the human face is fixedly connected with an air bag (8), and the side wall of the frame far away from the air bag (8) is fixedly connected with a sealing rubber pad (9) corresponding to the lens (6).

3. The eye protection structure on the laser metal cutting machine according to claim 1, wherein the reset mechanism comprises a circular groove formed on the side wall of the support plate (4) close to the rectangular groove (3), a telescopic rod (10) is fixedly connected to the inner bottom wall of the circular groove, one end of the telescopic rod (10) far away from the circular groove is fixedly connected to the inner bottom wall of the rectangular groove (3), a first spring (11) is arranged on the outer side of the telescopic rod (10), and two ends of the first spring (11) are respectively fixedly connected to the inner bottom wall of the circular groove and the inner bottom wall of the rectangular groove (3).

4. The eye protection structure on the laser metal cutting machine according to claim 1, wherein the limiting mechanism comprises a second spring (12) fixedly connected to the bottom wall of the strip-shaped groove, a limiting block (13) is fixedly connected to the upper end of the second spring (12), the limiting block (13) is slidably connected with the inner wall of the strip-shaped groove, and a limiting groove (14) corresponding to the limiting block (13) is formed in the lower end of the supporting plate (4).

5. The eye protection structure on the laser metal cutting machine according to claim 4, wherein an L-shaped hole (15) is formed in the upper end of the rectangular block (2) in a penetrating mode, one end of the L-shaped hole (15) is communicated with the strip-shaped groove, an L-shaped rod (16) is connected to the inner wall of the L-shaped hole (15) in a sliding mode, one end of the L-shaped rod (16) is fixedly connected with the limiting block (13), the other end of the L-shaped rod penetrates through the L-shaped hole (15) to extend upwards, and a button (17) is fixedly connected to the extending end of the L-shaped rod (16).

6. The eye protection structure on the laser metal cutting machine according to claim 1, wherein the adjusting mechanism comprises two straight plates (18) fixedly connected to the side wall of the supporting plate (4), the two straight plates (18) are symmetrically arranged on two sides of the supporting plate (4), the side wall is rotatably connected with the same rotating shaft (19), and the U-shaped frame (5) is fixedly sleeved on the side wall of the rotating shaft (19).