CN212470176U

CN212470176U - Smoke and dust absorbing device for laser welding

Info

Publication number: CN212470176U
Application number: CN202020739253.1U
Authority: CN
Inventors: 唐剑峰
Original assignee: Changshu Aoxun Machinery Manufacturing Co ltd
Current assignee: Changshu Aoxun Machinery Manufacturing Co ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2021-02-05
Anticipated expiration: 2030-05-08

Abstract

The utility model discloses a smoke and dust absorbing device for laser welding relates to laser welding technical field, for the not enough problem of absorption wind strength of solving the ordinary smoke and dust absorber among the prior art. The internally mounted of casing has the filter tube, the internally mounted of filter tube has the outer shell of second outband tooth, the induced draft fan is all installed to the inside of the outer shell of first outband tooth inner shell of taking and the outer shell of second outband tooth inner shell of second, the inside of the outer shell of first outband tooth inner shell of taking and the outer shell of second outband tooth inner shell of first outband tooth all is provided with the draw-in groove and induced draft fan fixed connection through the draw-in groove, the inside of casing is provided with the guard box, the internally mounted of guard box has the motor, pivot and first fixed block are installed respectively to the inside of casing, first drive gear and second drive gear are installed respectively in the outside of pivot.

Description

Smoke and dust absorbing device for laser welding

Technical Field

The utility model relates to a laser welding technical field specifically is a smoke and dust absorbing device for laser welding.

Background

Laser welding is an efficient precision welding method using a laser beam with high energy density as a heat source, the laser welding is one of important aspects of laser material processing technology application, the laser welding is mainly used for welding thin-wall materials and low-speed welding in the 20 th century in 70 years, the welding process belongs to a heat conduction type, namely, laser radiation heats the surface of a workpiece, surface heat is diffused inwards through heat conduction, the workpiece is melted to form a specific molten pool by controlling parameters such as the width, energy, peak power, repetition frequency and the like of laser pulse, and the laser welding has been successfully applied to precision welding of micro and small parts due to the unique advantages of the laser welding.

The laser smoke purifier is a portable and efficient tin soldering smoke processor designed for treating smoke and dust generated in the processing processes of welding, laser marking, laser engraving and the like, is suitable for smoke generated in the operations of welding, laser marking, laser engraving and the like, most of portable small laser smoke absorbers on the market adopt motors with lower power, and adopt high-power motors, so that the consumed electric energy is increased, and sometimes the situation that an adaptive power supply cannot be found on site is caused, so that the portable absorber loses the functionality of the portable laser smoke absorber, the suction force of the absorber is insufficient, and the smoke generated in the welding process cannot be well absorbed; therefore, the market urgently needs to develop a smoke dust absorption device for laser welding to help people solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a smoke and dust absorbing device for laser welding to solve the not enough problem of absorption wind strength of the ordinary smoke and dust absorber that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a smoke and dust absorbing device for laser welding, includes casing and first outband tooth inner shell, the internally mounted of casing has the filter tube, the internally mounted of filter tube has second outband tooth inner shell, the suction fan is all installed to the inside of first outband tooth inner shell and second outband tooth inner shell, the inside of first outband tooth inner shell and second outband tooth inner shell all is provided with the draw-in groove, first outband tooth inner shell and second outband tooth inner shell all are through draw-in groove and suction fan fixed connection, the inside of casing is provided with the protecting box, the internally mounted of protecting box has the motor, pivot and first fixed block are installed respectively to the inside of casing, first drive gear and second drive gear are installed respectively in the outside of pivot.

Preferably, the motor, the first driving gear and the second driving gear are fixedly connected with the rotating shaft through a coupler, the first driving gear is meshed with the first inner shell with the outer teeth, and the second driving gear is meshed with the second inner shell with the outer teeth.

Preferably, the motor and the first fixed block are both fixedly connected with the shell, and the first fixed block is rotatably connected with the rotating shaft through a bearing.

Preferably, the inside of filter tube is provided with stabilizing shaft and dead lever respectively, and stabilizes the shaft and passes through shaft coupling fixed connection with the suction fan, the internally mounted of casing has the second fixed block, first fixed block and second fixed block all with dead lever welded connection, the dead lever passes through the bearing with stabilizing the shaft and rotates and be connected.

Preferably, the inside of filter tube is provided with the solid fixed cylinder, the inside of solid fixed cylinder is provided with filters the sponge, the connecting rod is installed to one side of filtering the sponge, the cover is installed to the one end of connecting rod, gu fixed cylinder and casing fixed connection.

Preferably, the filtering sponge and the cylinder cover are fixedly connected with the connecting rod through fastening screws, the cylinder cover is fixedly connected with the fixed cylinder through the fastening screws, and the fixed cylinder, the filtering sponge, the connecting rod and the cylinder cover are provided with two parts.

Preferably, the wheel is installed to the below of casing, fixed cover is installed to the top of filter tube, the top of fixed cover is provided with the hose, the one end of hose is provided with the suction hood, fixed cover and filter tube threaded connection, fixed cover and suction hood all set up structure as an organic whole with the hose.

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

1. the utility model discloses a through the setting of first area external tooth inner shell, suction fan of all installing in the inside of first area external tooth inner shell and second area external tooth inner shell, then two area external tooth inner shells of simultaneous drive rotate through the motor, thereby make two suction fans rotate simultaneously, make this absorbing device's suction promote one time, first suction fan mainly inhales the inside of absorber with external smoke and dust simultaneously, and the second suction fan mainly will be through the flue gas after filtering sponge filters away and discharge the absorber, thereby make two suction fans not only can improve this absorbing device's suction, both rational distribution work simultaneously, this absorbing device's work efficiency has been improved, make the medicine absorption that produces when this absorbing device can be better clean with the welding.

2. The utility model discloses a through the setting of dead lever, through the setting of dead lever and steady axle for two outband tooth inner shells are more stable when rotating, thereby improve the stability of this device, thereby improve the work efficiency of this device, make this device safe and reliable more when using.

Drawings

Fig. 1 is a front view of a laser welding fume absorber according to the present invention;

fig. 2 is a schematic view of the internal structure of the housing of the present invention;

fig. 3 is a front view of the suction fan of the present invention.

In the figure: 1. a housing; 2. a hose; 3. a fixed cover; 4. a filter tube; 5. a dust hood; 6. a wheel; 7. a cylinder cover; 8. a motor; 9. a protective box; 10. a rotating shaft; 11. a first drive gear; 12. a first fixed block; 13. a second drive gear; 14. a first outer shell inner shell; 15. the second outer toothed inner shell; 16. a stabilizing shaft; 17. fixing the rod; 18. a second fixed block; 19. filtering the sponge; 20. a fixed cylinder; 21. a connecting rod; 22. an air suction fan.

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.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a smoke and dust absorbing device for laser welding, including casing 1 and first outband tooth inner shell 14, the internally mounted of casing 1 has filter tube 4, the internally mounted of filter tube 4 has second outband tooth inner shell 15, suction fan 22 is all installed to the inside of first outband tooth inner shell 14 and second outband tooth inner shell 15, the inside of first outband tooth inner shell 14 and second outband tooth inner shell 15 all is provided with the draw-in groove, first outband tooth inner shell 14 and second outband tooth inner shell 15 all pass through draw-in groove and suction fan 22 fixed connection, the inside of casing 1 is provided with protecting box 9, the internally mounted of protecting box 9 has motor 8, pivot 10 and first fixed block 12 are installed respectively to the inside of casing 1, first drive gear 11 and second drive gear 13 are installed respectively to the outside of pivot 10.

Further, motor 8, first drive gear 11 and second drive gear 13 all pass through shaft coupling and pivot 10 fixed connection, and first drive gear 11 is connected with first outband tooth inner shell 14 interlock, and second drive gear 13 is connected with second outband tooth inner shell 15 interlock, and first outband tooth inner shell 14 and second outband tooth inner shell 15 all rotate with filter pipe 4 through the bearing and are connected.

Further, the motor 8 and the first fixing block 12 are both fixedly connected with the shell 1, the first fixing block 12 is rotatably connected with the rotating shaft 10 through a bearing, the energy-saving and environment-friendly inlet motor 8 is adopted, and the noise is low and the energy consumption is low.

Further, the inside of filter tube 4 is provided with respectively and stabilizes axle 16 and dead lever 17, and stabilizes axle 16 and pass through shaft coupling fixed connection with aspiration fan 22, and the internally mounted of casing 1 has second fixed block 18, and first fixed block 12 and second fixed block 18 all with dead lever 17 welded connection, dead lever 17 and stable axle 16 pass through the bearing and rotate and be connected, filter tube 4 and casing 1 fixed connection, and the end opening of filter tube 4 directly communicates with the external world.

Further, a fixed cylinder 20 is arranged inside the filter pipe 4, a filter sponge 19 is arranged inside the fixed cylinder 20, a connecting rod 21 is installed on one side of the filter sponge 19, a cylinder cover 7 is installed at one end of the connecting rod 21, the fixed cylinder 20 is fixedly connected with the shell 1, a through hole is formed in the center of the filter sponge 19, and the diameter of the through hole is the same as that of the stabilizing shaft 16.

Further, filter sponge 19 and cover 7 all pass through fastening screw and connecting rod 21 fixed connection, and cover 7 passes through fastening screw fixed connection with solid fixed cylinder 20, and gu fixed cylinder 20, filter sponge 19, connecting rod 21 and cover 7 all are provided with two, settle solid fixed cylinder 20 inside filter tube 4 and be provided with the hole groove that the air can circulate.

Further, wheel 6 is installed to the below of casing 1, and fixed cover 3 is installed to the top of filter tube 4, and the top of fixed cover 3 is provided with hose 2, and the one end of hose 2 is provided with suction hood 5, and fixed cover 3 and filter tube 4 threaded connection, fixed cover 3 and suction hood 5 all set up structure as an organic whole with hose 2, through the setting of wheel 6, can push this absorbing device to any place, have improved this absorbing device's convenience.

The working principle is as follows: when the dust collecting device is used for absorbing dust generated during laser welding, the dust hood 5 is close to a dust source, then the motor 8 is started, the motor 8 drives the rotating shaft 10 to rotate, the rotating shaft 10 simultaneously drives the first driving gear 11 and the second driving gear 13 to rotate, so that the first outer-tooth-belt inner shell 14 and the second outer-tooth-belt inner shell 15 rotate, so that the first outer-tooth-belt inner shell 14 and the suction fan 22 in the second outer-tooth-belt inner shell 15 rotate simultaneously, the suction fan 22 in the first outer-tooth-belt inner shell 14 sucks the dust in the dust source into the filter pipe 4 through the dust hood 5, the hose 2 and the fixed cover 3, then primary filtering is carried out through the first filter sponge 19, then secondary filtering is carried out through the second filter sponge 19, toxic and harmful particles in the dust are absorbed, and finally filtered gas is absorbed by the suction fan 22 in the second outer-tooth-belt inner shell 15, and is discharged from the outlet of the filter tube 4, when the filter sponge 19 needs to be replaced, the filter sponge 19 is pulled out from the inside of the fixed cylinder 20 through the cylinder cover 7 and the connecting rod 21, then the filter sponge 19 is replaced by a new one, and the new filter sponge 19 is inserted into the inside of the fixed cylinder 20 through the cylinder cover 7 and the connecting rod 21, so that the filter sponge 19 is replaced, and the arrangement of the cylinder cover 7 prevents the smoke dust from leaking from the fixed cylinder 20 when the dust absorption device absorbs dust, thereby improving the air tightness of the device.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A smoke absorbing device for laser welding, comprising a housing (1) and a first outer shell (14), characterized in that: a filter pipe (4) is arranged in the shell (1), a second inner shell (15) with external teeth is arranged in the filter pipe (4), the inner parts of the first inner shell (14) with external teeth and the second inner shell (15) with external teeth are both provided with a suction fan (22), the inner parts of the first inner shell (14) with external teeth and the second inner shell (15) with external teeth are both provided with a clamping groove, the first inner shell (14) with external teeth and the second inner shell (15) with external teeth are both fixedly connected with the suction fan (22) through clamping grooves, a protective box (9) is arranged in the shell (1), a motor (8) is arranged in the protective box (9), a rotating shaft (10) and a first fixed block (12) are respectively arranged in the shell (1), and a first driving gear (11) and a second driving gear (13) are respectively arranged on the outer side of the rotating shaft (10).

2. The soot absorber for laser welding as set forth in claim 1, wherein: motor (8), first drive gear (11) and second drive gear (13) all pass through shaft coupling and pivot (10) fixed connection, first drive gear (11) and first take external tooth inner shell (14) interlock to be connected, second drive gear (13) and second take external tooth inner shell (15) interlock to be connected.

3. The soot absorber for laser welding as set forth in claim 1, wherein: the motor (8) and the first fixing block (12) are fixedly connected with the shell (1), and the first fixing block (12) is rotatably connected with the rotating shaft (10) through a bearing.

4. The soot absorber for laser welding as set forth in claim 1, wherein: the inside of filter tube (4) is provided with stabilizing shaft (16) and dead lever (17) respectively, and stabilizes shaft (16) and pass through shaft coupling fixed connection with aspiration fan (22), the internally mounted of casing (1) has second fixed block (18), first fixed block (12) and second fixed block (18) all with dead lever (17) welded connection, dead lever (17) are connected through bearing rotation with stabilizing shaft (16).

5. The soot absorber for laser welding as set forth in claim 1, wherein: the filter tube is characterized in that a fixed cylinder (20) is arranged inside the filter tube (4), a filter sponge (19) is arranged inside the fixed cylinder (20), a connecting rod (21) is installed on one side of the filter sponge (19), a cylinder cover (7) is installed at one end of the connecting rod (21), and the fixed cylinder (20) is fixedly connected with the shell (1).

6. The soot absorber for laser welding as set forth in claim 5, wherein: filter sponge (19) and cover (7) and all pass through fastening screw and connecting rod (21) fixed connection, cover (7) and solid fixed cylinder (20) pass through fastening screw fixed connection, gu fixed cylinder (20), filter sponge (19), connecting rod (21) and cover (7) all are provided with two.

7. The soot absorber for laser welding as set forth in claim 1, wherein: wheel (6) are installed to the below of casing (1), fixed cover (3) are installed to the top of filter tube (4), the top of fixed cover (3) is provided with hose (2), the one end of hose (2) is provided with suction hood (5), fixed cover (3) and filter tube (4) threaded connection, fixed cover (3) and suction hood (5) all set up structure as an organic whole with hose (2).