CN211866867U - Wind path control device and laser dust extraction equipment - Google Patents
Wind path control device and laser dust extraction equipment Download PDFInfo
- Publication number
- CN211866867U CN211866867U CN201922025738.4U CN201922025738U CN211866867U CN 211866867 U CN211866867 U CN 211866867U CN 201922025738 U CN201922025738 U CN 201922025738U CN 211866867 U CN211866867 U CN 211866867U
- Authority
- CN
- China
- Prior art keywords
- air path
- connecting pipe
- inner core
- hole
- dust extraction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Laser Beam Processing (AREA)
Abstract
The utility model belongs to the technical field of wind path control, and discloses a wind path control device, which comprises a driving device, a wind path switching assembly, a first wind path connecting pipe and a second wind path connecting pipe; the air path switching assembly is arranged between the first air path connecting pipe and the second air path connecting pipe, the driving device is connected with the air path switching assembly, and the driving device adjusts the size of an air path opening between the first air path connecting pipe and the second air path connecting pipe by controlling the air path switching assembly so as to realize air speed control or on-off control of the air path. This application has realized the accurate control of wind speed regulation and break-make in the wind path, and this wind path controlling means can be applied to in the multiple wind path equipment.
Description
Technical Field
The application relates to the technical field of air path control, in particular to an air path control device and laser dust extraction equipment.
Background
Laser cutting is widely applied to industrial production and processing due to the advantages of high cutting efficiency, strong autonomy, high processing precision and the like. However, as laser cutting becomes popular, its disadvantages become more apparent and more important.
Laser cutting is to irradiate a workpiece with a focused high-power-density laser beam to quickly melt, vaporize and ablate the irradiated material or reach a burning point, and simultaneously blow off the molten material by means of a high-speed airflow coaxial with the beam, thereby achieving the purpose of cutting the workpiece. Laser cutting is one of the thermal cutting methods.
And a large amount of dust can be generated in the process that the hot-melt metal plate is blown away by high-pressure air, and the dust can influence the processing technology effect and cause product pollution. In addition, the pollution particles with the diameter within the range of 2-10um can easily reach the throat part of human beings through breathing, dust with smaller diameter can even directly enter the lung of the human body, the occupational disease called pneumoconiosis is easily caused by long-term inhalation of the dust in production and labor, and as the public awareness of occupational health and environmental protection is improved, dust treatment in laser cutting becomes a technical problem which is urgently needed to be solved in laser application.
The existing laser industry is generally provided with a dust extraction device, the dust extraction operation is carried out on an operation area of the laser processing device in the laser processing process to realize the dust removal effect, and the technical means of accessing a dust extraction fan and introducing a dust extraction air path are generally adopted; however, the dust exhaust fan cannot accurately control the wind speed and the on-off of the dust exhaust air path due to the inertia of the fan blade and the performance of the motor, and the early dust exhaust or the late dust exhaust in the laser processing may affect the precision and the quality of the laser processing, for example, when processing workpieces with light quality such as films and aluminum foils, the workpieces are usually fixed in a laser operation area in an adsorption mode, and if the dust exhaust operation is started at the moment, the fixation of the workpieces is affected, so that the laser cutting path deviation is caused.
Therefore, how to design a device capable of accurately controlling the wind speed adjustment and the on-off of the wind path is a problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides an air path control device capable of accurately controlling the air speed regulation and the on-off of an air path.
In order to solve the above technical problem, the present application provides an air path control device, including a driving device, an air path switching assembly, a first air path connecting pipe and a second air path connecting pipe;
the air path switching assembly is arranged between the first air path connecting pipe and the second air path connecting pipe, the driving device is connected with the air path switching assembly, and the driving device adjusts the size of an air path opening between the first air path connecting pipe and the second air path connecting pipe by controlling the air path switching assembly so as to realize air speed control or on-off control of the air path.
Preferably, the air path switching assembly comprises an outer shell and an inner core, and the outer shell is fixedly connected with the first air path connecting pipe and the second air path connecting pipe respectively;
the shell is provided with a first through hole and a second through hole, the inner core is of a hollow cylindrical structure with the upper part and the lower part closed, the side wall of the inner core is provided with a first connecting hole and a second connecting hole, and the first air path connecting pipe, the first through hole, the first connecting hole, the second through hole and the second air path connecting pipe can be sequentially communicated to form a first air path;
the inner core is connected with a driving device, and the driving device drives the inner core to rotate in the shell so as to adjust the size of the opening of the first air path.
Preferably, a radial line of the inner core passing through the center of the first connecting hole is perpendicular to a radial line of the inner core passing through the center of the second connecting hole.
Preferably, the top of the inner core is provided with a connecting shaft, and the connecting shaft penetrates through the shell to be connected with the driving device; and a shaft sleeve is arranged between the connecting shaft and the shell.
Preferably, a gap is arranged between the inner core and the outer shell;
the wind path switching assembly further comprises a rotary bearing, the rotary bearing is arranged at the joint of the bottom of the inner core and the shell, and the rotary bearing is made of a self-lubricating material.
Preferably, the housing further includes a third through hole, the first air path connecting pipe, the first through hole, the second connecting hole, the first connecting hole, and the third through hole may be sequentially communicated to form a second air path, and when the driving device drives the inner core to rotate, at least one of the first air path and the second air path maintains a passage state.
Preferably, the driving device comprises a rotating motor and an induction control assembly, one end of a rotor of the rotating motor is connected with the connecting shaft, and the connecting shaft and the rotor of the rotating motor move synchronously; the induction control assembly is arranged at the other end of the rotating motor rotor connected with the connecting shaft; the induction control assembly is used for controlling the starting and stopping of the rotating motor or the rotating angle of the rotor.
Preferably, the rotor is connected with the connecting shaft through a rotary coupling.
A laser dust extraction device comprises a dust extractor, a laser dust extraction suction end and the air path control device; the dust extractor is communicated with the first air path connecting pipe, and the second air path connecting pipe is communicated with the laser dust extraction suction end.
Preferably, the air path control device further comprises a third air path connecting pipe, the laser dust extraction equipment further comprises a second laser dust extraction suction end, and the third air path connecting pipe is communicated with the second laser dust extraction suction end; the laser dust extraction equipment can be arranged in the two laser processing operation areas at the same time, and is used for performing dust extraction treatment on the two laser processing operation areas respectively.
Compared with the prior art, the beneficial effects of the utility model are that: the air path control device and the laser dust extraction equipment solve the problem of accurately controlling the air speed regulation and the on-off of the air path, and the air path control device has a compact integral structure, can be applied to various air path equipment, and is also convenient to mount and apply to various laser processing equipment; in addition, the laser dust extraction equipment effectively solves the problem of interference of a dust extractor on laser cutting in the laser cutting dust extraction treatment, so that the dust extraction treatment can be effectively carried out without influencing the laser processing effect; and the dust-removing device can also be arranged in the two laser processing areas at the same time and respectively perform dust-removing treatment on the laser processing areas.
Drawings
In order to illustrate the solution of the present application more clearly, the drawings needed for describing the embodiments are briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and that other drawings can be obtained by those skilled in the art without inventive effort.
Fig. 1 is a schematic structural diagram of an air path control device according to the present invention;
fig. 2 is a vertical sectional view of the air path control device of the present invention;
fig. 3 is a schematic structural view of the inner core of the present invention;
fig. 4 is a schematic structural diagram of embodiment 1 of a laser dust extraction device of the present invention;
fig. 5 is a schematic structural diagram of embodiment 2 of the laser dust extraction device of the present invention.
Reference numerals:
air path control device-10, driving device-101, air path switching assembly-102, first air path connecting pipe-103, second air path connecting pipe-104, outer shell-1021, inner core-1022, connecting shaft-1023, first connecting hole-10241, second connecting hole-10242, shaft sleeve-10231, rotating motor-1011, induction control assembly-1012, rotor-1013, gap-1025, rotating bearing-1026, third air path connecting pipe-105 and rotating coupling-106.
The laser dust extraction device comprises a laser dust extraction device-20, a laser dust extraction suction end-202, a laser dust extraction air pipe-2021, a laser dust extraction suction inlet-2022 and a pressure relief structure-203.
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 3, which are schematic structural diagrams of an embodiment of an air path control device 10 of the present invention, the air path control device includes a driving device 101, an air path switching assembly 102, a first air path connecting pipe 103, and a second air path connecting pipe 104;
air path switching assembly 102 is disposed between first air path connecting pipe 103 and second air path connecting pipe 104, driving device 101 is connected to air path switching assembly 102, and driving device 101 controls air path switching assembly 102 to adjust the size of the air path opening between first air path connecting pipe 103 and second air path connecting pipe 104, so as to control the air speed or on-off of the air path.
Preferably, the duct switching assembly 102 includes a housing 1021 and an inner core 1022, wherein the housing 1021 is fixedly connected to the first duct connecting pipe 103 and the second duct connecting pipe 104; wherein, a first through hole (not shown) and a second through hole (not shown) are provided on the outer shell 1021, the inner core 1022 is a hollow cylinder structure with an upper and lower closed, a first connection hole 10241 and a second connection hole 10242 are provided on a side wall of the inner core 1022, and the first air path connection pipe 103, the first through hole, the first connection hole 10241, the second connection hole 10242, the second through hole, and the second air path connection pipe 104 can be sequentially communicated to form a first air path (not shown); the inner core 1022 is connected with the driving device 101, the driving device 101 can drive the inner core 1022 to rotate in the shell 1021, and the rotation motion of the inner core 1022 is carried out along the axial direction of the inner core 1022; so as to adjust the size of the opening of the first air passage.
Preferably, a radial line passing through the center of the first coupling hole 10241 for the inner core 1022 is perpendicular to a radial line passing through the center of the second coupling hole 10242 for the inner core 1022.
Preferably, the top of the inner core 1022 is provided with a connecting shaft 1023, and the connecting shaft 1023 passes through the outer shell 1021 to be connected with the driving device 101; and a shaft sleeve 10231 is arranged between the connecting shaft 1023 and the shell 1021, and the shaft sleeve 10231 is made of self-lubricating materials so as to reduce the rotation resistance of the inner core 1022.
Preferably, a gap 1025 is provided between the inner core 1022 and the outer shell 1021; the size of the gap 1025 can be adjusted according to the size requirement of the air path dimension of the equipment to which the air path control device 10 is specifically applied; the wider gap 1025 can prevent dust blockage, resulting in jamming of the core 1022 and rotation blockage.
Air path switching assembly 102 further includes a rotary bearing 1026, the rotary bearing 1026 is disposed at a connection portion between the bottom of inner core 1022 and outer shell 1021, the rotary bearing 1026 is made of a self-lubricating material, so as to ensure that the influence of high-temperature air on the bearing operation during the smoke extraction process is reduced, and compared with a common spherical bearing, the structure has a more stable use effect.
Preferably, the housing 1021 is further provided with a third through hole (not shown), the first air passage connecting tube 103, the first through hole, the second connecting hole 10242, the first connecting hole 10241, and the third through hole can be sequentially communicated to form a second air passage (not shown), and when the driving device 101 drives the inner core 1022 to rotate, at least one of the first air passage and the second air passage maintains a passage state.
Preferably, the driving device 101 comprises a rotating motor 1011 and an induction control component 1012, one end of a rotor 1013 of the rotating motor 1011 is connected with a connecting shaft 1023, and the connecting shaft 1023 and the rotor 1013 of the rotating motor 1011 move synchronously; the induction control unit 1012 is disposed at the other end of the rotary motor rotor 1013 connected to the connecting shaft 1023; the induction control assembly 1012 is used for controlling the start and stop of the rotating motor 1011 or the rotation angle of the rotor 1013; thereby controlling the rotation angle of the inner core 1022 to realize on-off control and opening size adjustment between the first air passage connecting pipe 103 and the second air passage connecting pipe 104. Such as: after the rotating motor 1011 is powered on, only the original point needs to be found in the forward rotation, after the original point signal is received, the inner core 1022 is stopped immediately, at the moment, the dust pumping operation is in a closed state, after the rotating motor rotates forward by 90 degrees, the dust pumping operation can be started, and the control logic is simple and stable.
Preferably, the rotor 1013 and the connecting shaft 1023 are connected by a rotary coupling 106.
Please refer to fig. 4, which is a schematic structural diagram of an embodiment 1 of a laser dust extraction apparatus 20 of the present invention, including a dust extractor (not shown), a laser dust extraction suction port 202 and the air path control device 10; the dust extractor is communicated with the first air path connecting pipe 103, and the second air path connecting pipe 104 is communicated with the laser dust extraction suction end 202.
Preferably, the air path control device 10 further includes a third air path connecting pipe 105, the laser dust extraction device 20 further includes a second laser dust extraction suction end (not shown), and the third air path connecting pipe 105 is communicated with the second laser dust extraction suction end; the laser dust extraction device 20 may be disposed in the two laser processing operation areas at the same time, and perform dust extraction processing on the two laser processing operation areas respectively. The operation mode of the rotating motor 1011 can be controlled, for example, a corresponding operating program of the rotating motor 1011 is set, so that the rotating motor 1011 can perform the dust suction operation on the two laser dust suction ports at a preset time interval.
Please refer to fig. 5, which is a schematic structural diagram of an embodiment 2 of the laser dust extraction apparatus 20 of the present invention, including a dust extractor (not shown), a laser dust extraction suction port 202 and the air path control device 10; the dust extractor is communicated with the first air path connecting pipe 103, and the second air path connecting pipe 104 is communicated with the laser dust extraction suction end 202. Preferably, duct control device 10 further includes a third duct connection pipe 105, and a pressure relief structure 203 is disposed at the other end of third duct connection pipe 105 connected to duct switching assembly 102; when the first air path connection pipe 103 and the second air path connection pipe 104 are closed, the first air path connection pipe 103 and the third air path connection pipe 105 are communicated; the pressure relief structure 203 is used for relieving the pressure of the dust extractor to the internal environment of the first air path connecting pipe 103. The pressure relief structure 203 may be connected to a filtering and purifying machine to communicate the filtered air in the air path with the external environment. Because the dust suction operation is not required to be carried out on a machining area all the time in the laser cutting machining, the dust extractor is usually a high-power machine, if the dust extractor is frequently started, energy is consumed, the service life of the dust extractor is shortened, and the machining time is prolonged, so that the machining efficiency is influenced. However, if the air path of the laser dust suction inlet is directly closed and the dust extractor is still running, the dust extractor will run in a dead state due to the blockage of the air path, and the dust extractor will be easily burned out due to the temperature rise. The pressure relief structure is communicated with the dust extraction air path in time with the external environment, so that the problem of air path blockage is avoided.
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 (10)
1. The air path control device is characterized by comprising a driving device, an air path switching assembly, a first air path connecting pipe and a second air path connecting pipe;
the air path switching assembly is arranged between the first air path connecting pipe and the second air path connecting pipe, the driving device is connected with the air path switching assembly, and the driving device adjusts the size of an air path opening between the first air path connecting pipe and the second air path connecting pipe by controlling the air path switching assembly so as to realize air speed control or on-off control of the air path.
2. The apparatus of claim 1, wherein: the air path switching assembly comprises a shell and an inner core, and the shell is fixedly connected with the first air path connecting pipe and the second air path connecting pipe respectively;
the outer shell is provided with a first through hole and a second through hole, the inner core is of a hollow cylindrical structure with the upper part and the lower part being closed, the side wall of the inner core is provided with a first connecting hole and a second connecting hole, and the first air path connecting pipe, the first through hole, the first connecting hole, the second through hole and the second air path connecting pipe can be sequentially communicated to form a first air path;
the inner core is connected with the driving device, and the driving device drives the inner core to rotate in the shell so as to adjust the size of the opening of the first air path.
3. The apparatus of claim 2, wherein: the radial line of the inner core passing through the center of the first connecting hole is perpendicular to the radial line of the inner core passing through the center of the second connecting hole.
4. The apparatus of claim 2, wherein: the top of the inner core is provided with a connecting shaft, and the connecting shaft penetrates through the outer shell to be connected with the driving device; and a shaft sleeve is arranged between the connecting shaft and the shell.
5. The apparatus of claim 4, wherein: a gap is formed between the inner core and the outer shell;
the wind path switching assembly further comprises a rotary bearing, the rotary bearing is arranged at the joint of the bottom of the inner core and the shell, and the rotary bearing is made of a self-lubricating material.
6. The apparatus of claim 2, wherein: the shell is further provided with a third through hole, the first air path connecting pipe, the first through hole, the second connecting hole, the first connecting hole and the third through hole can be sequentially communicated to form a second air path, and when the driving device drives the inner core to rotate, at least one of the first air path and the second air path keeps a passage state.
7. The apparatus of claim 5, wherein: the driving device comprises a rotating motor and an induction control assembly, one end of a rotor of the rotating motor is connected with the connecting shaft, and the connecting shaft and the rotor of the rotating motor move synchronously; the induction control assembly is arranged at the other end of the rotating motor rotor connected with the connecting shaft; the induction control assembly is used for controlling starting and stopping of the rotating motor or the rotating angle of the rotor.
8. The apparatus of claim 7, wherein: the rotor is connected with the connecting shaft through a rotary coupling.
9. A laser dust extraction device is characterized in that: comprises a dust extractor, a laser dust extraction suction end and an air path control device as claimed in any one of claims 1-8; the dust extractor is communicated with the first air path connecting pipe, and the second air path connecting pipe is communicated with the laser dust extraction suction end.
10. A laser dust extraction apparatus as claimed in claim 9, wherein: the air path control device further comprises a third air path connecting pipe, the laser dust extraction equipment further comprises a second laser dust extraction suction end, and the third air path connecting pipe is communicated with the second laser dust extraction suction end; the laser dust extraction equipment can be arranged in the two laser processing operation areas at the same time, and is used for extracting dust from the two laser processing operation areas respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922025738.4U CN211866867U (en) | 2019-11-21 | 2019-11-21 | Wind path control device and laser dust extraction equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922025738.4U CN211866867U (en) | 2019-11-21 | 2019-11-21 | Wind path control device and laser dust extraction equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211866867U true CN211866867U (en) | 2020-11-06 |
Family
ID=73241596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922025738.4U Active CN211866867U (en) | 2019-11-21 | 2019-11-21 | Wind path control device and laser dust extraction equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211866867U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114434026A (en) * | 2021-12-28 | 2022-05-06 | 青岛歌尔微电子研究院有限公司 | Laser cutting dust collecting device and method |
-
2019
- 2019-11-21 CN CN201922025738.4U patent/CN211866867U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114434026A (en) * | 2021-12-28 | 2022-05-06 | 青岛歌尔微电子研究院有限公司 | Laser cutting dust collecting device and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211866867U (en) | Wind path control device and laser dust extraction equipment | |
| CN107309916B (en) | Negative pressure turbine air operated machine | |
| CN110682009B (en) | A high-efficient type laser cutting equipment for processing industry | |
| CN109434288A (en) | Ultrafast laser taper hole perforating device and drilling technology | |
| CN105562726A (en) | Special servo electric spindle for ultrasonic cutting machining | |
| JPWO2015002066A1 (en) | Compressor impeller, centrifugal compressor, compressor impeller processing method, and compressor impeller processing apparatus | |
| CN105817741A (en) | Rotating arc sensor for gas shielded welding | |
| CN2659599Y (en) | Mainshaft of processor | |
| KR20090100226A (en) | Suction unit and heat exchange fin manufacturing machine | |
| CN220533323U (en) | Smoke dust collecting device for welding workshop | |
| CN218460405U (en) | Cutting smoke and dust absorbing device | |
| CN215545909U (en) | Laser cutting machine for machining pneumatic slag discharge door | |
| US6782779B2 (en) | Method and apparatus for machining turbine component internals | |
| CN2659601Y (en) | Air cooling mainshaft | |
| CN114932325A (en) | High-precision laser cutting device for wafer slicing | |
| JPH0713949Y2 (en) | Air tool | |
| CN207431385U (en) | Pipe Cutting equipment with positioning function | |
| CN220277342U (en) | Paint spraying equipment for wind turbine blade machining | |
| CN208601606U (en) | A kind of automobile luggage compartment door internal decoration plate edge cutter device | |
| CN207888041U (en) | A kind of plasma cutting machine of precise laser cutting manufacture | |
| CN214819029U (en) | Drain pipe cutting machine for municipal works | |
| CN216325814U (en) | Laser-beam welding machine with self-cleaning function for precision manufacturing engineering | |
| CN220127888U (en) | Laser welding robot | |
| CN215311525U (en) | Auxiliary air flow mixing system | |
| CN210908568U (en) | Air draft dust collector in board pipe all-in-one pipe cutting area |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |