阅读说明：本技术 一种小型激光切割用冷却除烟装置 (Small-size laser cutting is with cooling smoke abatement device ) 是由 段争光 于 2020-03-27 设计创作，主要内容包括：本发明公开了一种小型激光切割用冷却除烟装置,包括：冷却管道,一端连接有连接分管,所述连接分管的一侧连接有激光器冷却通路,所述连接分管的另一侧连接有激光头冷却通路,所述激光头冷却通路的一端连接有回水管道；排烟风管,设置于所述冷却管道的一侧,一端设置有抽风口,另一端连接有净化风管。本发明通过设置循环水路为激光头和激光器提供循环冷却用水,并通过多段风管构成的排烟风道排出烟雾,同时循环水路的一部分即喷淋管道通过喷淋头喷出水雾的方式对净化风管中的烟雾进行净化,而经过净化后的空气又通过冷却风管中设置的U型管道,为循环水路提供冷却,从而使烟雾净化和循环冷却相互辅助,有利于降低能耗和提高工作效率。(The invention discloses a small-sized cooling smoke removing device for laser cutting, which comprises: one end of the cooling pipeline is connected with a connecting branch pipe, one side of the connecting branch pipe is connected with a laser cooling passage, the other side of the connecting branch pipe is connected with a laser head cooling passage, and one end of the laser head cooling passage is connected with a water return pipeline; and the smoke exhaust air pipe is arranged on one side of the cooling pipeline, one end of the smoke exhaust air pipe is provided with an air suction opening, and the other end of the smoke exhaust air pipe is connected with a purification air pipe. The invention provides circulating cooling water for the laser head and the laser by arranging the circulating water path, discharges smoke through the smoke discharge air channel formed by the multiple sections of air pipes, purifies the smoke in the purifying air pipe by a part of the circulating water path, namely the spraying pipeline in a mode of spraying water mist by the spraying head, and provides cooling for the circulating water path by the purified air passing through the U-shaped pipeline arranged in the cooling air pipe, so that the smoke purification and the circulating cooling are mutually assisted, the energy consumption is reduced, and the working efficiency is improved.)

1. The utility model provides a small-size laser cutting is with cooling smoke abatement device which characterized in that includes:

one end of the cooling pipeline is connected with a connecting branch pipe, one side of the connecting branch pipe is connected with a laser cooling passage, the other side of the connecting branch pipe is connected with a laser head cooling passage, and one end of the laser head cooling passage is connected with a water return pipeline;

the smoke exhaust air pipe is arranged on one side of the cooling pipeline, one end of the smoke exhaust air pipe is provided with an air suction opening, the other end of the smoke exhaust air pipe is connected with a purification air pipe, the left side and the right side of the purification air pipe are both provided with filter screen embedding grooves, the bottom of the purification air pipe is provided with a liquid collecting groove, and the middle of the liquid collecting groove is provided with a liquid discharge pipe;

the spraying pipeline is arranged on the inner side of the purifying air pipe, a spraying head is arranged in the middle of the spraying pipeline, the left end and the right end of the spraying pipeline are both connected with a three-way electromagnetic valve, and one side of the three-way electromagnetic valve is connected with a branch pipe passage;

the primary filter screen is arranged in the filter screen embedding groove on one side of the purifying air pipe, the secondary filter screen is arranged in the filter screen embedding groove on the other side of the purifying air pipe, a C-shaped connecting frame is arranged on the rear side of the secondary filter screen, the secondary filter screen is connected with the primary filter screen through the C-shaped connecting frame, and a fixed magnet is arranged in the middle of the C-shaped connecting frame;

the cooling air pipe is arranged at one end of the purification air pipe, a fan is arranged in the middle of the cooling air pipe, an air outlet is arranged at the other end of the purification air pipe, and a protective net is arranged in the middle of the air outlet;

the U-shaped pipeline is arranged on the inner side of the cooling air pipe, cooling fins are arranged in the middle of the U-shaped pipeline, one end of the U-shaped pipeline is connected with a cooling liquid storage tank, and a circulating pump is arranged in the middle of the cooling liquid storage tank.

2. The cooling and smoke removing apparatus for compact laser cutting according to claim 1, wherein the cooling duct is connected to the laser cooling passage and the laser head cooling passage through the branch connecting pipe to form a circulation passage, and the return duct is connected to the laser cooling passage and the laser head cooling passage through the branch connecting pipe to form a circulation passage.

3. The cooling and smoke-removing device for small laser cutting according to claim 1, wherein the spray pipe is communicated with the return pipe to form a circulation passage, and a horizontal center line of the spray pipe and a horizontal center line of the purge air pipe are located on the same straight line.

4. The small cooling and smoke removing device for laser cutting according to claim 1, wherein a plurality of spray headers are uniformly arranged along a horizontal center line of the spray pipe, and the water return pipe is communicated with the connecting branch pipe and the spray pipe through the three-way electromagnetic valve to form a circulation passage.

5. The cooling and smoke removing device for compact laser cutting according to claim 1, wherein the primary filter mesh is matched in size with the filter mesh fitting groove, and the secondary filter mesh is matched in size with the filter mesh fitting groove.

6. The small cooling and smoke removing device for laser cutting according to claim 1, wherein the cooling air duct is communicated with the smoke exhaust air duct through the purifying air duct to form a smoke exhaust duct.

7. The small cooling smoke removal device for laser cutting according to claim 1, wherein the cooling fins are uniformly arranged in parallel along a vertical center line of the U-shaped pipeline, and a horizontal center line of the cooling fins is parallel to a horizontal center line of the cooling air duct.

8. The small cooling and smoke removing device for laser cutting according to claim 1, wherein the U-shaped pipe is communicated with the connecting branch pipe and the spray pipe through the three-way solenoid valve to form a circulation passage, and the cooling pipe is communicated with the coolant storage tank through the circulation pump.

Technical Field

The invention relates to laser cutting equipment, in particular to a cooling smoke removal device for small laser cutting.

Background

Laser cutting means that a high-power-density laser beam is used for irradiating a cut material, the material is heated to a vaporization temperature quickly and is evaporated to form holes, the holes continuously form narrow slits along with the movement of the light beam to the material, the cutting of the material is completed, the laser cutting is widely applied to the industrial field, and in recent years, due to various teaching requirements and the existence of a personal small-sized working room, the requirements on the miniaturization and the desktop of the laser cutting are high. The applicant finds that in the laser cutting process, the cut object is irradiated by laser to be melted and combusted, so that more smoke is generated in the cutting process generally, the smoke is harmful to human bodies and can not disperse, and the smoke needs to be treated.

Disclosure of Invention

In view of the above, the present invention provides a small cooling and smoke removing device for laser cutting.

In view of the above object, the present invention provides a small cooling and smoke removing device for laser cutting, comprising:

one end of the cooling pipeline is connected with a connecting branch pipe, one side of the connecting branch pipe is connected with a laser cooling passage, the other side of the connecting branch pipe is connected with a laser head cooling passage, and one end of the laser head cooling passage is connected with a water return pipeline;

the smoke exhaust air pipe is arranged on one side of the cooling pipeline, one end of the smoke exhaust air pipe is provided with an air suction opening, the other end of the smoke exhaust air pipe is connected with a purification air pipe, the left side and the right side of the purification air pipe are both provided with filter screen embedding grooves, the bottom of the purification air pipe is provided with a liquid collecting groove, and the middle of the liquid collecting groove is provided with a liquid discharge pipe;

the spraying pipeline is arranged on the inner side of the purifying air pipe, a spraying head is arranged in the middle of the spraying pipeline, the left end and the right end of the spraying pipeline are both connected with a three-way electromagnetic valve, and one side of the three-way electromagnetic valve is connected with a branch pipe passage;

the primary filter screen is arranged in the filter screen embedding groove on one side of the purifying air pipe, the secondary filter screen is arranged in the filter screen embedding groove on the other side of the purifying air pipe, a C-shaped connecting frame is arranged on the rear side of the secondary filter screen, the secondary filter screen is connected with the primary filter screen through the C-shaped connecting frame, and a fixed magnet is arranged in the middle of the C-shaped connecting frame;

the cooling air pipe is arranged at one end of the purification air pipe, a fan is arranged in the middle of the cooling air pipe, an air outlet is arranged at the other end of the purification air pipe, and a protective net is arranged in the middle of the air outlet;

the U-shaped pipeline is arranged on the inner side of the cooling air pipe, cooling fins are arranged in the middle of the U-shaped pipeline, one end of the U-shaped pipeline is connected with a cooling liquid storage tank, and a circulating pump is arranged in the middle of the cooling liquid storage tank.

In some optional embodiments, the cooling pipeline is communicated with the laser cooling passage and the laser head cooling passage through the connecting branch pipe to form a circulation passage, and the water return pipeline is communicated with the laser cooling passage and the laser head cooling passage through the connecting branch pipe to form a circulation passage.

In some optional embodiments, the spraying pipeline is communicated with the water return pipeline to form a circulation passage, and the horizontal center line of the spraying pipeline and the horizontal center line of the purifying air pipe are located on the same straight line.

In some optional embodiments, the plurality of spray headers are uniformly arranged along the horizontal center line of the spray pipeline, and the water return pipeline is communicated with the connecting branch pipe and the spray pipeline through the three-way electromagnetic valve to form a circulation passage.

In some alternative embodiments, the primary screen is sized to fit within the screen engaging slot and the secondary screen is sized to fit within the screen engaging slot.

In some optional embodiments, the cooling air pipe is communicated with the smoke exhaust air pipe through the purifying air pipe to form a smoke exhaust air channel.

In some optional embodiments, the cooling fins are uniformly arranged in parallel along the vertical center line of the U-shaped pipeline, and the horizontal center lines of the cooling fins and the horizontal center line of the cooling air duct are parallel to each other.

In some optional embodiments, the U-shaped pipe is communicated with the connecting branch pipe and the spraying pipe through the three-way electromagnetic valve to form a circulation passage, and the cooling pipe is communicated with the cooling liquid storage tank through the circulation pump.

From the above, according to the cooling smoke removal device for small laser cutting provided by the invention, circulating cooling water is provided for the laser head and the laser through the circulating water path, smoke is discharged through the smoke exhaust air duct formed by the multiple sections of air ducts, meanwhile, one part of the circulating water path, namely the spraying pipeline, is arranged in the purification air duct in the smoke exhaust air duct, the spraying pipeline purifies the smoke in the purification air duct in a mode that the spraying head sprays the water mist, and the purified air passes through the U-shaped pipeline arranged in the cooling air duct to provide cooling for the circulating water path, so that the smoke purification and the circulating cooling are mutually assisted, and the energy consumption is reduced, and the working efficiency is improved.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic front view of an embodiment of the present invention;

FIG. 3 is an exploded view of an embodiment of the present invention;

fig. 4 is a schematic longitudinal cross-sectional structure of an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments and the accompanying drawings.

It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it should be noted that "first" and "second" are merely for convenience of description and should not be construed as limitations of the embodiments of the present invention, and they are not described in any more detail in the following embodiments.

As an embodiment, a cooling smoke removing device for small laser cutting comprises:

one end of the cooling pipeline 1 is connected with a connecting branch pipe 101, one side of the connecting branch pipe 101 is connected with a laser cooling passage 102, the other side of the connecting branch pipe 101 is connected with a laser head cooling passage 103, and one end of the laser head cooling passage 103 is connected with a water return pipeline 104;

a smoke exhaust air pipe 3 arranged at one side of the cooling pipeline 1, wherein one end of the smoke exhaust air pipe is provided with an air suction opening 301, the other end of the smoke exhaust air pipe is connected with a purification air pipe 302, the left side and the right side of the purification air pipe 302 are both provided with filter screen embedding grooves 303, the bottom of the purification air pipe 302 is provided with a liquid collecting groove 304, and the middle of the liquid collecting groove 304 is provided with a liquid discharge;

the spray pipeline 2 is arranged on the inner side of the purification air pipe 302, a spray head 201 is arranged in the middle of the purification air pipe, the left end and the right end of the purification air pipe are both connected with a three-way electromagnetic valve 202, and one side of the three-way electromagnetic valve 202 is connected with a spray pipe 203;

a primary filter screen 4 arranged in the filter screen embedding groove 303 at one side of the purifying air pipe 302, a secondary filter screen 401 arranged in the filter screen embedding groove 303 at the other side of the purifying air pipe 302, a C-shaped connecting frame 402 arranged at the rear side of the secondary filter screen 401, the secondary filter screen 401 connected with the primary filter screen 4 through the C-shaped connecting frame 402, and a fixed magnet 403 arranged in the middle of the C-shaped connecting frame 402;

the cooling air pipe 5 is arranged at one end of the purifying air pipe 302, a fan 501 is arranged in the middle of the cooling air pipe, an air outlet 502 is arranged at the other end of the cooling air pipe, and a protective net 503 is arranged in the middle of the air outlet 502;

the U-shaped pipe 6 is disposed inside the cooling air pipe 5, and has cooling fins 601 in the middle, a cooling liquid storage tank 602 connected to one end thereof, and a circulation pump 603 in the middle of the cooling liquid storage tank 602.

Referring to fig. 1 to 4, as an embodiment of the present invention, a cooling and smoke removing device for compact laser cutting includes: one end of the cooling pipeline 1 is connected with a connecting branch pipe 101, one side of the connecting branch pipe 101 is connected with a laser cooling passage 102, the other side of the connecting branch pipe 101 is connected with a laser head cooling passage 103, and one end of the laser head cooling passage 103 is connected with a water return pipeline 104; a smoke exhaust air pipe 3 arranged at one side of the cooling pipeline 1, wherein one end of the smoke exhaust air pipe is provided with an air suction opening 301, the other end of the smoke exhaust air pipe is connected with a purification air pipe 302, the left side and the right side of the purification air pipe 302 are both provided with filter screen embedding grooves 303, the bottom of the purification air pipe 302 is provided with a liquid collecting groove 304, and the middle of the liquid collecting groove 304 is provided with a liquid discharge; the spray pipeline 2 is arranged on the inner side of the purification air pipe 302, a spray head 201 is arranged in the middle of the purification air pipe, the left end and the right end of the purification air pipe are both connected with a three-way electromagnetic valve 202, and one side of the three-way electromagnetic valve 202 is connected with a spray pipe 203; a primary filter screen 4 arranged in the filter screen embedding groove 303 at one side of the purifying air pipe 302, a secondary filter screen 401 arranged in the filter screen embedding groove 303 at the other side of the purifying air pipe 302, a C-shaped connecting frame 402 arranged at the rear side of the secondary filter screen 401, the secondary filter screen 401 connected with the primary filter screen 4 through the C-shaped connecting frame 402, and a fixed magnet 403 arranged in the middle of the C-shaped connecting frame 402; the cooling air pipe 5 is arranged at one end of the purifying air pipe 302, a fan 501 is arranged in the middle of the cooling air pipe, an air outlet 502 is arranged at the other end of the cooling air pipe, and a protective net 503 is arranged in the middle of the air outlet 502; the U-shaped pipe 6 is disposed inside the cooling air pipe 5, and has cooling fins 601 in the middle, a cooling liquid storage tank 602 connected to one end thereof, and a circulation pump 603 in the middle of the cooling liquid storage tank 602.

Referring to fig. 1 to 4, alternatively, the cooling pipeline 1 is communicated with the laser cooling channel 102 and the laser head cooling channel 103 through the connecting branch pipe 101 to form a circulation channel, the water return pipeline 104 is communicated with the laser cooling channel 102 and the laser head cooling channel 103 through the connecting branch pipe 101 to form a circulation channel, the device is mainly composed of two parts, namely a cooling circulation channel for providing cooling for the laser and the laser head and a smoke exhaust channel for removing smoke, the cooling circulation channel is mainly composed of the cooling pipeline 1, the connecting branch pipe 101, the laser cooling channel 102 and the laser head cooling channel 103 and the water return pipeline 104, the cooling pipeline 1 can provide cooling water for the laser cooling channel 102 and the laser head cooling channel 103 through the connecting branch pipe 101, and the laser cooling channel 102 and the laser head cooling channel 103 can be respectively connected to the corresponding laser cooler and laser head cooler, thereby providing cooling for the laser cutting apparatus.

Referring to fig. 1 to 4, optionally, the spray pipe 2 is communicated with the water return pipe 104 to form a circulation path, the horizontal center line of the spray pipe 2 and the horizontal center line of the purifying air pipe 302 are located on the same straight line, the spray header 201 is uniformly provided with a plurality of spray heads 201 along the horizontal center line of the spray pipe 2, the water return pipe 104 is communicated with the connecting branch pipe 101 and the spray pipe 2 through the three-way electromagnetic valve 202 to form a circulation path, the primary filter screen 4 and the filter screen embedding groove 303 are matched in size, the secondary filter screen 401 and the filter screen embedding groove 303 are matched in size, a smoke exhaust duct of the device is mainly composed of a smoke exhaust duct 3, a purifying air pipe 302 and a cooling air pipe 5, smoke generated during laser cutting can be extracted through connecting the smoke exhaust opening 301 at the front end of the smoke exhaust duct 3 into the laser cutting bin, and the smoke contains various solid particles, therefore, the two ends of the purifying air pipe 302 are provided with the primary filter screen 4 and the secondary filter screen 401, the primary filter screen 4 can filter the smoke to a certain degree, but most polluted solid particles can be eliminated by a water mist spraying method, the center of the purifying air pipe 302 is provided with a parallel spraying pipeline 2, the spraying pipeline 2 is connected out of a branch path through a cooling circulation path, some cooling water can be directly sprayed out through a spraying head 201, so that the smoke in the purifying air pipe 302 is subjected to water mist spraying purification to remove pollutants and purify the smoke, then the smoke can be further filtered through the secondary filter screen 401, the filtering efficiency can be improved through the water mist spraying purification, the service life of the filter screens can be prolonged, meanwhile, the primary filter screen 4 and the secondary filter screen 401 of the device are embedded and installed in the filter screen embedding groove 303 with matched size, and the primary filter screen 4 and the secondary filter screen 401 can be simultaneously extracted by pulling the C-, the primary filter screen 4 and the secondary filter screen 401 are embedded into the filter screen embedding groove 303 again during installation, and meanwhile, the fixing magnet 403 in the middle of the C-shaped connecting frame 402 can be adsorbed outside the purifying air pipe 302 to fix the filter screens, so that the installation and the replacement are more convenient.

Referring to fig. 1 to 4, optionally, the cooling air duct 5 is communicated with the exhaust air duct 3 through the purifying air duct 302 to form an exhaust air duct, the cooling fins 601 are uniformly and parallelly arranged along the vertical center line direction of the U-shaped duct 6, the horizontal center lines of the cooling fins 601 are parallel to the horizontal center line of the cooling air duct 5, the U-shaped duct 6 is communicated with the connecting branch pipe 101 and the spraying duct 2 through the three-way electromagnetic valve 202 to form a circulation passage, the cooling duct 1 is communicated with the cooling liquid storage tank 602 through the circulating pump 603, the exhaust air power of the exhaust air duct of the device is mainly provided by the fan 501 in the cooling air duct 5, the smoke air is purified through the purifying air duct 302 and then is exhausted through the cooling air duct 5, the cooling air duct 5 is provided with a cooling circulation passage heat dissipating portion mainly composed of the U-shaped duct 6 and the cooling fins 601, the cooling fins 601 can dissipate the heat, and the wake flow smoke pressurized by the fan 501 is used for heat dissipation, so that the same fan 501 and a channel can be used for smoke discharge, purification and heat dissipation, and therefore smoke purification and circulating cooling are mutually assisted, the energy consumption is reduced, the working efficiency is improved, the overall size is reduced, and the small laser cutting equipment is convenient to use.

When in use, firstly, the corresponding passage of the device is accessed into the required laser cutting equipment, firstly, the air suction opening 301 at the front end of the smoke exhaust pipe 3 of the device is accessed into the laser cutting bin, then the laser cooling passage 102 and the laser head cooling passage 103 can be respectively connected to the laser cooler and the laser head cooler of the laser cutting equipment, when the laser cutting equipment works, the fan 501 and the circulating pump 603 are started, cooling liquid is discharged into the cooling pipeline 1 from the cooling liquid storage tank 602 through the circulating pump 603, then is shunted into the laser cooling passage 102 and the laser head cooling passage 103 through the connecting branch pipe 101, further provides cold cooling for the laser cooler and the laser head cooler of the laser cutting equipment, then the cooling liquid flows back to the water return pipeline 104 through the laser cooling passage 102 and the laser head cooling passage 103, and then enters the spraying pipeline 2 through the three-way electromagnetic valve 202, the smog that produces when inserting laser cutting storehouse this moment in the tuber pipe 3 that discharges fume is taken out with the laser cutting, then get into through the primary filter screen 4 filtration after and purify tuber pipe 302, spray pipe 2 uses the cooling water of backward flow to spout through shower head 201 simultaneously, thereby carry out water smoke spraying purification to the smog that purifies in the tuber pipe 302, purify smog with the decontamination thing, then remaining cooling water gets into U type pipeline 6 and dispels the heat, and the wake stream smog through the purification pressurizes through fan 501 and dispels the heat for cooling fin 601 and U type pipeline 6, and then discharge by air outlet 502, the coolant liquid of subsequent cooling refluxes again and accomplishes circulation work in coolant liquid storage tank 602.

According to the small cooling smoke removal device for laser cutting, provided by the invention, circulating cooling water is provided for a laser head and a laser through the circulating water path, smoke is discharged through the smoke exhaust air duct formed by the multiple sections of air pipes, meanwhile, one part of the circulating water path, namely the spray pipeline 2, is arranged in the purification air pipe 302 in the smoke exhaust air duct, the spray pipeline 2 purifies the smoke in the purification air pipe 302 in a mode of spraying water mist by the spray head 201, and the purified air provides cooling for the circulating water path through the U-shaped pipe 6 arranged in the cooling air pipe 5, so that the smoke purification and the circulating cooling are mutually assisted, the energy consumption is favorably reduced, and the working efficiency is favorably improved.

Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also technical features in the above embodiments or in different embodiments may be combined and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity. Therefore, any omissions, modifications, substitutions, improvements and the like that may be made without departing from the spirit and principles of the invention are intended to be included within the scope of the invention.