CN209902471U

CN209902471U - Dust extraction device

Info

Publication number: CN209902471U
Application number: CN201920016346.9U
Authority: CN
Inventors: 赖林松; 杨璐鸿; 吴排青; 周志伟; 马国东; 尹建刚; 高云峰
Original assignee: Han s Laser Technology Industry Group Co Ltd
Current assignee: Shenzhen Hans Semiconductor Equipment Technology Co Ltd
Priority date: 2019-01-02
Filing date: 2019-01-02
Publication date: 2020-01-07
Anticipated expiration: 2029-01-02

Abstract

The utility model discloses a dust extraction device, it includes: the inner side of the upper box body is provided with a first inner cavity for the laser beam to pass through, and the outer side of the upper box body is provided with an exhaust pipe communicated with the dust collection fan; the lower box body is detachably matched and connected with the upper box body, a second inner cavity communicated with the first inner cavity is formed in the inner side of the lower box body, and the second inner cavity is also communicated with the exhaust pipe; when the laser beam is used for processing a workpiece in the first inner cavity, the dust suction fan is started to generate negative pressure, and waste gas generated by processing is conveyed to the exhaust pipe from the first inner cavity through the second inner cavity so as to be sucked. The utility model provides a take out dirt device divide into detachable and go up box body and lower box body, realizes take out the quick detach of dirt device, reduce the dismantlement time, improve production efficiency, be favorable to cleaning taking out dirt structure inside, solved current take out dirt device structure complicacy, the dismouting is difficult, leads to the problem that production efficiency descends.

Description

Dust extraction device

Technical Field

The application relates to the technical field of laser processing, and more particularly relates to a dust extraction device capable of being quickly disassembled and assembled.

Background

With the rapid development of laser processing technology, laser processing is widely applied to the panel industry, and the laser processing is to heat a workpiece by using a laser beam with high energy density to rapidly raise the temperature and melt the material.

Laser cutting is a common and widely applied mode in laser processing. With the wide use of laser cutting in various fields, laser cutting methods are used for cutting various materials, and with the development of industry, particularly the miniaturization of electronic products, precision cutting of processed materials is becoming the main development direction of laser cutting. In the process of laser cutting materials, a large amount of smoke, peculiar smell and a small amount of dust can be generated, the long-time adhesion on the surface of a laser lens can influence the service life of a laser processing machine, more serious people can block the normal operation of the machine, the production efficiency is reduced, certain economic loss can be caused, and the suction of the dust can cause great harm to people.

Present laser cutting equipment all can design and take out dirt device, takes out dirt device and need clear up it after using the certain time, needs the dust clean up of adhesion on taking out dirt device, and current take out dirt device structure is complicated, and the dismouting is difficult, leads to the clearance unclean.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a dust extraction device that can be efficiently attached and detached.

In order to solve the above technical problem, an embodiment of the present application provides a dust extraction device, which adopts the following technical scheme:

a dust extraction apparatus, comprising:

the inner side of the upper box body is provided with a first inner cavity for the laser beam to pass through, and the outer side of the upper box body is provided with an exhaust pipe communicated with the dust collection fan;

the lower box body is detachably matched and connected with the upper box body, a second inner cavity communicated with the first inner cavity is formed in the inner side of the lower box body, and the second inner cavity is also communicated with the exhaust pipe;

when the laser beam is used for processing a workpiece in the first inner cavity, the dust suction fan is started to generate negative pressure, and waste gas generated by processing is conveyed to the exhaust pipe from the first inner cavity through the second inner cavity so as to be sucked.

As an improvement of the dust extraction device provided by the utility model, the upper box body and the lower box body are detachably connected through the locking mechanism.

As an improvement of the dust extraction device provided by the present invention, the locking mechanism is a snap fastener.

As the utility model provides a take out improvement of dirt device, go up the box body with go up the mutual butt department of box body and be provided with guiding orientation mechanism, it is used for play guiding orientation effect when going up the box body and lower box body assembly.

As the utility model provides a take out improvement of dirt device, guiding orientation mechanism is including setting up go up the locating piece on edge under the box body, its butt is in edge on the outside of box body down.

As an improvement of the dust extraction device provided by the utility model, the dust extraction device further comprises a sealing strip which is arranged between the upper box body and the lower box body.

As an improvement of the dust extraction device provided by the utility model, the sealing strip material is foamed silica gel.

As an improvement of the dust extraction device provided by the present invention, the chamber wall of the first inner chamber extends downward to form an elongated wall, which and the inner wall of the second inner chamber form a first flow channel therebetween.

As the utility model provides a take out dirt device's an improvement, set up the second runner in the box body, its both ends respectively with first runner and exhaust tube intercommunication.

Compared with the prior art, the embodiment of the application mainly has the following beneficial effects:

the utility model provides a take out dirt device divide into detachable and go up box body and lower box body, realizes take out the quick detach of dirt device, reduce the dismantlement time, improve production efficiency, be favorable to cleaning taking out dirt structure inside, solved current take out dirt device structure complicacy, the dismouting is difficult, leads to the problem that production efficiency descends.

Add the sealing strip in last box body and lower box body junction, with will go up the box body and can be sealed completely between the box body down, prevent gas leakage and then avoid influencing the dust extraction effect.

The guide positioning mechanism is additionally arranged to play a role in guiding and positioning when the upper box body and the lower box body are assembled, so that the assembling difficulty is reduced.

The upper box body and the lower box body are quickly assembled and disassembled through locking mechanisms such as snap fasteners, and further the snap fasteners are arranged at four opposite corners of the dust extraction device, so that the space is effectively utilized, and the whole volume of the dust extraction device is not increased.

Drawings

In order to illustrate the present application or prior art more clearly, a brief description of the drawings needed for the description of the embodiments or prior art will be given below, it being clear that the drawings in the following description are some embodiments of the present application and that other drawings can be derived from them by a person skilled in the art without inventive effort.

FIG. 1 is a schematic structural view of the dust suction device of the present invention;

FIG. 2 is a schematic front view of the dust suction device of the present invention;

FIG. 3 is a cross-sectional view taken along A-A of FIG. 2;

fig. 4 is a partial schematic view of the left half of fig. 3.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and claims of this application or in the above-described drawings are used for distinguishing between different objects and not for describing a particular order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings.

Referring to fig. 1 to 4, the present embodiment provides a dust suction device, which is used in cooperation with a dust suction fan to suck waste gas such as dust and smoke generated when a laser machine processes a workpiece. Specifically, the dust extraction device includes: the device comprises an upper box body 1 and a lower box body 2 which are detachably matched and connected, wherein a first inner cavity 11 for laser beams to pass through is formed in the inner side of the upper box body 1, and an exhaust pipe 12 communicated with a dust collection fan is formed in the outer side of the upper box body; a second inner cavity 21 communicated with the first inner cavity 11 is formed in the inner side of the lower box body 2, and the second inner cavity 21 is also communicated with the exhaust tube 12; in a specific implementation, when a laser beam of the laser passes through the first inner cavity 11 to process a workpiece (not shown in the drawings), the dust suction fan (not shown in the drawings) is simultaneously started to generate negative pressure, and waste gas generated by processing is conveyed from the first inner cavity 11 to the suction pipe 12 through the second inner cavity 21 to suck the waste gas.

The utility model provides a take out dirt device divide into detachable and go up box body 1 and lower box body 2, realizes take out the quick detach of dirt device, reduce the dismantlement time, improve production efficiency, be favorable to cleaning taking out dirt structure inside, solved current take out dirt device structure complicacy, the dismouting is difficult, leads to the problem that production efficiency descends.

Further, the upper box 1 and the lower box 2 are detachably connected via a locking mechanism, preferably but not limited to a snap 3. Quick assembly and disassembly are realized through locking mechanisms such as snap catches 3 and the like, the upper box body 1 and the lower box body 2 are further arranged, the snap catches 3 are arranged at four opposite corners of the dust extraction device, the space is effectively utilized, and the whole volume of the dust extraction device is not increased.

Further, go up box body 1 with go up the mutual butt department of box body 1 and be provided with guiding orientation mechanism, it is used for play guiding orientation effect when going up box body 1 and lower box body 2 assembly. Specifically, the guiding and positioning mechanism includes a positioning block 13 disposed at the lower edge of the upper box 1, as shown in fig. 3, and abutting against the outer upper edge of the lower box 2. Through addding direction positioning mechanism to play direction and location effect when going up box body 1 and lower box body 2 assembly, reduce the assembly degree of difficulty.

Further, the dust extraction device further comprises a sealing strip 4 arranged between the upper box body 1 and the lower box body 2, and the material of the sealing strip 4 is preferably but not limited to foaming silica gel. Add sealing strip 4 in last box body 1 and box body 2 junction down, in order will go up box body 1 and can be sealed completely between the box body 2 down, prevent gas leakage and then avoid influencing the dust extraction effect.

Further, the wall of the first inner cavity 11 extends downwards to form an elongated wall 14, and a first flow passage 5 is formed between the elongated wall and the inner wall of the second inner cavity 21. The upper box body 1 is internally provided with a second flow passage 6, and two ends of the second flow passage 6 are respectively communicated with the first flow passage 5 and the air exhaust pipe 12. In a specific implementation, when the upper box 1 and the lower box 2 are assembled and fixed, and the dust extraction device is placed on the carrier, a certain gap is formed between the bottom of the elongated wall 14 and the carrier (not shown in the figure), and the gap can be used as an air suction port, as shown in fig. 4.

The working process of the dust extraction device provided by the embodiment is as follows: sleeving the upper box body 1 above the lower box body 2 through a positioning block 13, locking the upper box body 1 and the lower box body 2 through a snap fastener 3 to complete assembly, and communicating an exhaust pipe 12 and a dust collection fan through a pipeline; when a laser machine processes a workpiece, a dust suction fan is started at the same time, the dust suction fan generates negative pressure, and as shown in the gas flowing direction (pointed by an arrow) of fig. 3, waste gas waste such as dust and smoke generated by processing passes through the air suction port, enters the second flow passage 6 through the first flow passage 5, and finally, the dust and smoke in the first inner cavity 11 are sucked and removed through the air suction pipe 12. After a period of time, need clear up and take out the dirt device, then loosen snap 3, the separation go up box body 1 and lower box body 2, realize quick dismantlement, unpack apart afterwards, will adhere the dust clean up on taking out the dirt device easily.

It is to be understood that the above-described embodiments are merely illustrative of some, but not restrictive, of the broad invention, and that the appended drawings illustrate preferred embodiments of the invention and do not limit the scope of the invention. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that the present application may be practiced without modification or with equivalents of some of the features described in the foregoing embodiments. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields and are within the protection scope of the present application.

Claims

1. A dust extraction apparatus, comprising:

2. A dust extraction apparatus according to claim 1, wherein the upper and lower cases are detachably connected via a locking mechanism.

3. A dust extraction apparatus according to claim 2, wherein the locking mechanism is a snap-lock.

4. A dust extraction apparatus as claimed in claim 1, wherein a guiding and positioning mechanism is provided at the abutting position of the upper box and the lower box, and is used for guiding and positioning when the upper box and the lower box are assembled.

5. The dust extraction apparatus of claim 4, wherein the guiding and positioning mechanism comprises a positioning block disposed at a lower edge of the upper box and abutting against an outer upper edge of the lower box.

6. A dust extraction apparatus according to claim 1, further comprising a seal strip provided between the upper and lower cases.

7. A dust extraction device according to claim 6, wherein the sealing strip is made of foamed silica gel.

8. A dust extraction apparatus according to claim 1, wherein the wall of the first chamber extends downwardly to form an elongate wall which forms a first flow path with the inner wall of the second chamber.

9. A dust extraction apparatus according to claim 8, wherein the upper box has a second flow passage formed therein, and both ends of the second flow passage are respectively connected to the first flow passage and the suction pipe.