CN209865647U

CN209865647U - Purifier for filtering auxiliary gas of laser cutting machine

Info

Publication number: CN209865647U
Application number: CN201920125370.6U
Authority: CN
Inventors: 马德祥
Original assignee: NINGBO TIAN MA AIR COMPRESSOR FACTORY
Current assignee: NINGBO TIAN MA AIR COMPRESSOR FACTORY
Priority date: 2019-01-24
Filing date: 2019-01-24
Publication date: 2019-12-31
Anticipated expiration: 2029-01-24

Abstract

The utility model relates to a purifier for filtering auxiliary gas of a laser cutting machine, which comprises a shell, wherein a drying cylinder and at least one filter are arranged in the shell, the filter is communicated with the filter, the drying cylinder is communicated with one of the filters, the drying cylinder comprises a cylinder body, an air inlet is arranged at the left side of the cylinder body, an air outlet is arranged at the right side of the cylinder body, the air outlet is positioned above the air inlet, at least one filtering device is fixed in the cylinder body, the filtering device is positioned between the air inlet and the air outlet and is circumferentially welded and fixed with the inner wall of the cylinder body, after the gas is filtered by the gas purifier, impurities such as water, oil, dust and the like in the gas are basically removed completely, a user only needs to wipe a lens once for a few days to ensure the normal operation of the laser cutting machine, the working efficiency of the user is improved, and the filtering is, compared with a cold dryer, the cold dryer saves a large amount of electric energy and saves the expenditure of electric charge for users.

Description

Purifier for filtering auxiliary gas of laser cutting machine

Technical Field

The utility model relates to an equipment of impurity among the compressed gas of getting rid of especially relates to a clarifier for filtering laser cutting machine auxiliary gas.

Background

At present, the laser cutting machine must use auxiliary gas in the cutting process, and in the operation process of the laser cutting machine, impurities such as water, oil, dust and the like in the auxiliary gas can be attached to the laser lens, if people do not clean the laser lens, the cutting effect of the product can be influenced, the product can be scrapped seriously, therefore, the lens needs to be removed for wiping after the cutting machine works for a period of time, and the lens may need to be wiped for several times or even tens of times a day, which seriously affects the working efficiency, in addition, the existing machine for removing water in gas is generally a cold dryer, the principle of the cold dryer is that the moisture in the gas is condensed out through temperature reduction to achieve the purpose of drying the gas, the method for drying the gas consumes a large amount of electric energy, in addition, after the drying method is used, a certain amount of moisture still remains in the gas, and impurities such as oil stains, dust and the like are basically not removed.

SUMMERY OF THE UTILITY MODEL

To the current situation of above-mentioned prior art, the utility model aims to solve the technical problem that a clarifier for filtering laser cutting machine auxiliary gas is provided to solve prior art problem.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

a purifier for filtering auxiliary gas of a laser cutting machine comprises a shell, wherein a drying cylinder and at least one filter are arranged in the shell, the filter is communicated with the filter, the drying cylinder is communicated with one of the filters, the drying cylinder comprises a cylinder body, an air inlet is arranged on the left side of the cylinder body, an air outlet is arranged on the right side of the cylinder body, the air outlet is positioned above the air inlet, at least one filtering device is fixed in the cylinder body, the filtering device is positioned between the air inlet and the air outlet and is circumferentially welded and fixed with the inner wall of the cylinder body, the filtering device comprises a first filtering plate and a second filtering plate, the first filtering plate is arranged above the second filtering plate, the first filtering plate and the second filtering plate are equally divided into a filtering plate part and a filtering hole part, the filtering plate part is solid, filtering holes are formed in the filtering hole part, and the center of the first filtering plate is a filtering, the rest parts of the first filter plate are filter plate parts, the center of the second filter plate is a filter plate part, and the rest parts of the second filter plate are filter hole parts.

Preferably, the filter includes filter body, intake pipe, outlet duct and filter core, intake pipe and outlet duct upper portion all set up on filter body upper portion, have seted up air inlet chamber and filter chamber in this filter body, the filter core sets up between air inlet chamber and filter chamber to be circumference welded fastening with the inner wall of filter chamber, the intake pipe lower extreme inserts filter chamber and is located under the filter core through air inlet chamber, the outlet duct lower part inserts filter chamber and is located directly over the filter core, and most impurity is filtered to gaseous accessible filter.

Preferably, the lower end faces of the first filter plate and the second filter plate are integrally cast and formed with a circular partition plate, the circular partition plate is located at the junction of the filter hole part and the filter plate part, at least one rectangular groove for gas circulation is formed in the circular partition plate, the circular partition plate can effectively isolate gas and impurities in filtering, and the filtered impurities can be prevented from flowing out along airflow.

Preferably, the lower end of the filtering device is provided with a flow guide part, the flow guide part is circumferentially welded and fixed with the inner wall of the barrel, at least one flow guide hole is formed in the upper end face of the flow guide part, and impurities such as water and oil in the gas can flow down along with the outer wall of the flow guide part.

Preferably, the bottom of the filter is provided with a drain pipe, the upper end of the drain pipe is communicated with the bottom of the filter cavity, the bottom of the barrel is provided with a drain outlet, the drain outlet is communicated with the drain pipe through a hose, the tail end of the hose is provided with a drain valve, and impurities in the drain outlet and the drain pipe flow into the hose and are discharged through the hose.

Preferably, the front face of the cylinder body is provided with a gas detection port, the shell is provided with a barometer, the barometer is connected with the gas detection port, and the barometer can detect the pressure in the shell.

Preferably, a switch is arranged on the shell, an electromagnetic valve is arranged at the front end of the air inlet pipe, the electromagnetic valve is electrically connected with the switch on the shell, the electromagnetic valve can be controlled to be switched on and off through the switch, and the electromagnetic valve can open or block the air inlet pipe, so that the purpose of controlling air to enter is achieved.

Preferably, the top end of the cylinder body is provided with a safety valve, and the safety valve can be automatically opened when the air pressure in the cylinder body exceeds a specified value to discharge the air, so that the use safety is ensured.

Compared with the prior art, the utility model has the advantages of:

after gaseous at first getting into and carrying out the prefiltering in the filter, get into the drying cylinder again, and carry out dehydration drying with the mode of whirlwind in the drying cylinder, water in the gas, oil impurity can be blocked by filter plate portion when contacting filter plate portion, gaseous process at least one filter equipment filters the back, impurity in the gas is all clear away totally basically, the user only needs to wipe a lens several days and just can guarantee laser cutting machine's normal operating, user's work efficiency has been improved, and filter through the filterable method of physics, compare with the cold machine of doing and saved a large amount of electric energies, the expense of charges of electricity has been saved for the user, the utility model relates to a rationally, accord with market demand, be fit for promoting.

Drawings

FIG. 1 is a schematic view of the housing structure of the present invention;

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

FIG. 3 is a schematic view of the structure of the drying cylinder of the present invention;

FIG. 4 is a schematic view of the filter of the present invention;

fig. 5 is a schematic structural diagram of the first filter plate and the second filter plate of the present invention.

Detailed Description

As shown in fig. 1-5, comprising a housing 1, a drying cylinder 5 and at least one filter 4 are arranged in the housing 1, the filter 4 is communicated with the filter 4, the drying cylinder 5 is communicated with one of the filters 4, the drying cylinder 5 comprises a cylinder body, an air inlet 14 is arranged at the left side of the cylinder body, an air outlet 8 is arranged at the right side of the cylinder body, the air outlet 8 is positioned above the air inlet 14, at least one filtering device is fixed in the cylinder body, the filtering device is positioned between the air inlet 14 and the air outlet 8 and is welded and fixed with the inner wall of the cylinder body in the circumferential direction, air can enter from the air inlet 14, and is filtered by the filtering device and then is discharged from the air outlet 8, the filtering device comprises a first filtering plate 16 and a second filtering plate 18, the first filtering plate 16 is arranged above the second filtering plate 18, the first filtering plate 16 and the second filtering plate 18 are divided into a filtering plate, the filter hole part is provided with filter holes, the center of the first filter plate 16 is the filter hole part, the rest parts of the first filter plate 16 are filter plate parts, the center of the second filter plate 18 is the filter plate part, the rest parts of the second filter plate 18 are filter hole parts, water vapor in gas is changed into liquid from gas after impacting the filter plate part, impurities such as oil, dust and the like in the gas are adsorbed on the surface of the filter plate part after impacting the filter plate part, and the impurities such as the oil, the dust and the like adsorbed on the surface of the filter plate can flow down along with small water drops.

When the device is operated, firstly, the switch 2 is pressed to open the electromagnetic valve 21, untreated gas can enter the lower part of the filter cavity from the gas inlet pipe 6, and flows out of the gas outlet pipe 7 after being filtered by the filter element 20, the filter element 20 can filter out most of water, oil and other impurities in the gas, the gas is sequentially filtered by at least one filter 4 and flows into the gas inlet 14 from the gas outlet pipe 7, the filtered water, oil and other impurities flow to the bottom of the filter cavity under the action of weight and flow into the hose 10 from the blow-off pipe 13, the primarily filtered gas enters the cylinder body and then meets the second filter plate 18, water vapor and oil in the gas impact the filter plate part of the second filter plate 18, oil stain and other impurities in the gas are adsorbed on the second filter plate 18, the water vapor in the gas impacts the baffle plate to be liquefied into water beads, and the water beads can drive the oil stain and other impurities to flow down to the bottom of, the remaining air rises to the first filter plate 16 through the filtration pore part of the second filter plate 18, the filter plate part of the first filter plate 16 is above the filtration pore part of the second filter plate 18, when the air meets the filter plate part of the first filter plate 16, the impurities such as water vapor, oil stain and the like in the air impact the first filter plate 16, like the second filter plate 18, the oil stain is adsorbed on the filter plate part of the first filter plate 16, the water vapor turns into water droplets, the water droplets and the oil stain flow down to the bottom of the cylinder body through the second filter plate 18 and the flow guide piece 19 under the action of gravity, the remaining air rises to the next filter device through the first filter plate 16, so that at least 1 cyclone type filtering operation is carried out, the air after filtering treatment rises to the air outlet 8 through the first filter plate 16, the impurities falling at the bottom of the cylinder body enter the drain outlet 12, flow into the hose 10 through the drain outlet 12, and are collected by the hose 10, the blow-off valve 11 is opened manually and then discharged, the front of the cylinder body is also provided with a gas detection port 9, the gas detection port 9 is connected with the air pressure meter 3 arranged on the shell 1, a user can know the air pressure in the drying cylinder 5 constantly through the air pressure meter 3, the safety valve 15 arranged at the top end of the cylinder body can ensure that the air pressure in the drying cylinder 5 does not exceed the specified air pressure, the safety valve 15 can be automatically opened for exhausting after the air pressure reaches the specified value, the potential safety hazard caused by the overlarge air pressure is prevented, according to the actual test, after untreated gas is filtered by the drying cylinder 5 and the filter 4, liquid water, oil and other impurities in the air are basically removed completely, the user can ensure the normal operation of the laser cutting machine by wiping the lens once for several days, the working efficiency of the user is improved, and the filtering is carried out through a physical filtering method, compared with a cold drying machine, a large, the cost of electricity charge is saved for the user.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in the embodiments and modifications thereof may be made, and equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A purifier for filtering auxiliary gas of a laser cutting machine is characterized by comprising a shell (1), wherein a drying cylinder (5) and at least one filter (4) are arranged in the shell (1), the filter (4) is communicated with the filter (4), the drying cylinder (5) is communicated with one of the filters (4), the drying cylinder (5) comprises a cylinder body, an air inlet (14) is arranged at the left side of the cylinder body, an air outlet (8) is arranged at the right side of the cylinder body, the air outlet (8) is positioned above the air inlet (14), at least one filtering device is fixed in the cylinder body, the filtering device is positioned between the air inlet (14) and the air outlet (8) and is circumferentially welded and fixed with the inner wall of the cylinder body, the filtering device comprises a first filtering plate (16) and a second filtering plate (18), the first filtering plate (16) is arranged above the second filtering plate (18), this first filter (16) and second filter (18) are equallyd divide for filter plate portion and filtration pore portion, the filter plate portion is solid setting, the filtration pore has been seted up on the filtration pore portion, first filter (16) center department is the filtration pore portion, and this first filter (16) all the other positions are filter plate portion, second filter (18) center department is filter plate portion, and this second filter (18) all the other positions are filtration pore portion.

2. The purifier for filtering the auxiliary gas of the laser cutting machine according to claim 1, wherein the filter (4) comprises a filter body, an air inlet pipe (6), an air outlet pipe (7) and a filter element (20), the upper parts of the air inlet pipe (6) and the air outlet pipe (7) are arranged on the upper part of the filter body, an air inlet cavity and a filter cavity are formed in the filter body, the filter element (20) is arranged between the air inlet cavity and the filter cavity and is circumferentially welded and fixed with the inner wall of the filter cavity, the lower end of the air inlet pipe (6) is inserted into the filter cavity through the air inlet cavity and is positioned under the filter element (20), and the lower part of the air outlet pipe (7) is inserted into the filter cavity and is positioned over the filter element (20).

3. The purifier for filtering the auxiliary gas of the laser cutting machine according to claim 1, wherein the lower end surfaces of the first filter plate (16) and the second filter plate (18) are integrally cast with a circular partition plate (17), the circular partition plate (17) is located at the junction of the filter hole part and the filter plate part, and at least one rectangular groove for the gas to flow through is formed on the circular partition plate (17).

4. The purifier for filtering the auxiliary gas of the laser cutting machine according to claim 1, wherein the lower end of the filtering device is provided with a flow guide member (19), the flow guide member (19) is circumferentially welded and fixed with the inner wall of the cylinder, and the upper end surface of the flow guide member (19) is provided with at least one flow guide hole.

5. The purifier for filtering the auxiliary gas of the laser cutting machine as claimed in claim 1, wherein a drain pipe (13) is arranged at the bottom of the filter (4), the upper end of the drain pipe (13) is communicated with the bottom of the filter cavity, a drain outlet (12) is arranged at the bottom of the cylinder body, the drain outlet (12) is communicated with the drain pipe (13) through a hose (10), and a drain valve (11) is arranged at the tail end of the hose (10).

6. The purifier for filtering the auxiliary gas of the laser cutting machine according to the claim 1 is characterized in that the front face of the cylinder body is provided with a gas detection port (9), the shell (1) is provided with a gas pressure gauge (3), and the gas pressure gauge (3) is connected with the gas detection port (9).

7. The purifier for filtering the auxiliary gas of the laser cutting machine according to claim 2, characterized in that a switch (2) is arranged on the casing (1), an electromagnetic valve (21) is arranged at the front end of the air inlet pipe (6), and the electromagnetic valve (21) is electrically connected with the switch (2) on the casing (1).

8. A purifier for filtering the auxiliary gas of laser cutting machine according to claim 1, characterized in that the top end of the cylinder is provided with a safety valve (15).