CN115284067A - Numerical control machine tool cold air circulation system and numerical control machining equipment - Google Patents
Numerical control machine tool cold air circulation system and numerical control machining equipment Download PDFInfo
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- CN115284067A CN115284067A CN202211000737.4A CN202211000737A CN115284067A CN 115284067 A CN115284067 A CN 115284067A CN 202211000737 A CN202211000737 A CN 202211000737A CN 115284067 A CN115284067 A CN 115284067A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/10—Arrangements for cooling or lubricating tools or work
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/10—Arrangements for cooling or lubricating tools or work
- B23Q11/1069—Filtration systems specially adapted for cutting liquids
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The invention discloses a cold air circulating system of a numerical control machine tool and numerical control processing equipment, wherein a cold air device is used for generating cold air; the oil-water filtering device is used for filtering cold air generated by the cold air device; the cold air cooling control device after the control device is filtered; the circulating pipeline is used for returning the cold air after the cooling control device to the cold air device; the pressure processing device is used for changing the pressure of the cold air generated by the cold air device; the processing device is cooled by cold air after the pressure of the processing device is changed; and the cold air after cooling the processing device flows back to the cold air device through a circulating pipeline. The processing device can produce the foreign matter in the in-process of processing, and processing device is last to have lubricating oil etc. and can mix in the air conditioning after cooling to the processing device has foreign matter and oil stain, and when circulating once more, the foreign matter and the oil stain that mix in the air conditioning are filtered to profit filter equipment, and the air conditioning transparency after filtering through profit filter equipment is high, and the manual monitoring cutting condition is clearer, has improved quality guarantee and reliability.
Description
Technical Field
The invention relates to the technical field of machining, in particular to a cold air circulating system of a numerical control machine tool and numerical control machining equipment.
Background
CNC (digit control machine tool) during operation, the cutting tool work piece can generate heat, main shaft and each operation part can generate heat, and control electrical apparatus can generate heat, solves the cooling, is the key of maintaining the benign continuous operation of CNC, and present cooling mode is the water-cooling, and water is the enemy of lathe electrical apparatus again, and water (cutting fluid) makes the cutter shield the sight when the cutting, is unfavorable for people and CCD (charge-coupled device) automatic real time monitoring, makes CNC processing quality can not obtain the guarantee. The penetration of water destroys insulation and lubrication, greatly shortens the service life of the machine tool, increases the failure rate and pollutes the environment.
Disclosure of Invention
The invention mainly aims to provide a cold air circulating system of a numerical control machine tool and numerical control machining equipment, and aims to solve the technical problem of cooling of the numerical control machine tool.
In order to achieve the purpose, the invention adopts the following technical scheme: a cold air circulating system of a numerical control machine tool comprises
A cold air device for generating cold air;
the oil-water passing device is used for filtering cold air generated by the cold air device;
a control device, wherein the filtered cold air cools the control device;
a circulation duct for flowing the cold air cooled by the control device back to the cold air device;
a pressure processing device for changing the pressure of the cold air generated by the cold air device;
the processing device is cooled by the cold air with the changed pressure;
and the cold air after cooling the processing device flows back to the cold air device through the circulating pipeline.
Further, the pressure processing device includes an air compressor for increasing the pressure of the cool air generated by the cool air device.
Further, the pressure processing device further comprises a distribution pressure reducer, and the distribution pressure reducer is used for distributing the cold air with the pressure increased by the air compressor to the processing device.
Further, processingequipment includes main shaft and cutting tool, the main shaft drives cutting tool rotates, the distribution pressure reducer distributes medium-pressure cold air to the main shaft, the distribution pressure reducer distributes high-pressure cold air to cutting tool.
Further, the high-pressure cold air passes through the compression regulator to cool the cutting tool.
Further, the device also comprises a blowing nozzle and a workpiece pedestal for supporting the workpiece, and the cold air in the compression regulator is blown to the workpiece through the blowing nozzle.
Further, the cold air blowing device comprises a collecting device used for collecting the iron scraps, a wind tunnel is arranged on the workpiece pedestal, the iron scraps generated by cutting the workpiece by the cutting tool and the cold air sprayed by the blowing nozzle flow to the collecting device through the wind tunnel, and the collecting device is communicated with the circulating pipeline.
Furthermore, the device also comprises an outer cover, wherein the outer cover is arranged outside the workpiece and the blowing nozzle.
Furthermore, the collecting device comprises a collecting cabinet and a fan, the fan is arranged in the collecting cabinet, the collecting cabinet is communicated with the wind tunnel through a suction pipe, and the fan is communicated with the circulating pipeline.
The invention also discloses numerical control machining equipment which comprises the numerical control machine tool cold air circulating system.
Has the advantages that:
the cold air circulating system for numerically controlled machine tool has two paths of cold air produced by cold air device, one path of cold air is passed through oil-water filter device and filtered cold air cooling control device, and the cooled cold air of control device is returned to cold air device by means of circulating pipeline, and the cold air produced by air conditioner is closed-loop circulated in this path, so that its energy loss is less. The other path of cold air generated by the cold air device is as follows: the cold air passes through the pressure treatment device, the cold air cooling processing device with changed pressure intensity cools the processing device, and flows back to the cold air device through the circulating pipeline, and the cold air generated by the air conditioner circulates in a closed loop in the path, so that the energy loss is less. Although liquid water can be generated in the process of cooling the cold air, compared with the process of cooling the numerical control machine by adopting water, the quantity of the water generated by cooling the cold air is very small, and the influence on the numerical control machine is smaller. The processing device can produce the foreign matter in the in-process of processing, and processing device is last to have lubricating oil etc. can mix in the air conditioning after cooling to the processing device and have foreign matter and oil stain, and the air conditioning that returns to the air conditioning device promptly mixes in and has foreign matter and oil stain, and when circulating once more, foreign matter and oil stain that oil water filter equipment filtered in the air conditioning, the air conditioning transparency after the filtration of profit filter equipment is high, and the manual monitoring cutting condition is clearer, has improved quality guarantee and reliability.
Drawings
FIG. 1 is a schematic structural view of a cold air circulation system of a numerically controlled machine tool according to an embodiment of the present invention;
fig. 2 is a schematic view of a part of a cold air circulating system of a numerical control machine according to an embodiment of the present invention.
Wherein: 1. a cold air device; 2. an oil-water filtering device; 3. an air compressor; 4. an electric cabinet; 5. an air turning channel; 6. a pneumatic control box; 7. a fan; 8. a collection cabinet; 9. a workpiece; 11. a cutting tool; 12. a main shaft air pipe; 13. a main shaft; 14. a compression regulator; 15. a blowing nozzle; 16. a workpiece pedestal; 17. a housing; 18. a dispensing pressure reducer; 19. an intake air circulation duct.
The implementation, functional features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that the terms "one end," "another end," "first," "second," and the like are used herein for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Technical solutions between the embodiments of the present invention may be combined with each other, but it is necessary to be able to be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1 and fig. 2, in an embodiment, the invention discloses a cold air circulating system of a numerically-controlled machine tool, comprising a cold air device 1, an oil-water filtering device 2, a control device, a circulating pipeline, a pressure treatment device and a processing device, wherein the cold air device 1 is used for generating cold air; the oil-water filtering device 2 is used for filtering cold air generated by the cold air device 1; the cold air cooling control device after the control device is filtered; the circulating pipeline is used for returning the cold air after cooling the control device to the cold air device 1; the pressure processing device is used for changing the pressure of the cold air generated by the cold air device 1; the processing device is cooled by cold air after the pressure of the processing device is changed; the cold air after cooling the processing device flows back to the cold air device 1 through a circulating pipeline.
In the above embodiment, the cool air generated by the cool air device 1 is divided into two paths, one path passes through the oil-water filtering device 2, and passes through the filtered cool air cooling control device, and the cool air of the cooled control device flows back to the cool air device 1 through the circulating pipeline, and the path of the cool air generated by the air conditioner circulates in a closed loop, so that the energy loss is less. The other path of cold air generated by the cold air device 1 is as follows: the cold air passes through the pressure treatment device, the cold air cooling processing device with changed pressure intensity cools the processing device, and flows back to the cold air device 1 through the circulating pipeline, and the cold air generated by the air conditioner circulates in a closed loop in the path, so that the energy loss is less. Although liquid water can be generated in the process of cooling by the cold air, compared with the process of cooling the numerical control machine by adopting water, the quantity of the water generated by cooling the cold air is very small, and the influence on the numerical control machine is also smaller. The processing device can produce the foreign matter in the in-process of processing, and processing device is last to have lubricating oil etc. can mix in the air conditioning after cooling to the processing device and have foreign matter and oil stain, and the air conditioning that returns to air conditioning device 1 promptly mixes in foreign matter and oil stain, and when circulating once more, foreign matter and oil stain that mix in the air conditioning are filtered to profit filter equipment 2, and the air conditioning transparency after filtration through profit filter equipment 2 is high, and the manual monitoring cutting condition is clearer, has improved quality guarantee and reliability.
The control device comprises a pneumatic control box 6 and an electric control box 4, an electric appliance device is installed in the electric control box 4, an electric device is installed in the pneumatic control box 6, liquid water generated by the air conditioner in the cooling process does not influence the normal work of the electric appliance device and the electric device, and the filtered air conditioner is high in transparency and convenient to observe the electric control box 4 and the pneumatic control box 6.
In one embodiment, the pressure processing device comprises an air compressor 3, the air compressor 3 being used to increase the pressure of the cold air generated by the cold air device 1.
In the above embodiment, the air compressor 3 is a small air compressor 3, the pressure of the air conditioning generated by the air conditioning device 1 after passing through the air compressor 3 is increased, the pressurized air conditioning is used for cooling the processing device, the pressure of the air conditioning is different, the cooling effect is different, the pressure of the air conditioning is higher, and the impact force on the processing device is higher and the cooling effect is better. The processing device comprises a plurality of cold parts, the performance of each part is different, the temperature is different during working, the cold air cooling with different pressures is needed, and the air compressor 3 treats the cold air into different pressures to meet the cooling requirements of different parts.
Referring to fig. 1 and 2, in an embodiment, the pressure processing apparatus further includes a distribution pressure reducer 18, and the distribution pressure reducer 18 is used for distributing the cold air increased in pressure by the air compressor 3 to the processing apparatus.
In the above embodiment, the processing apparatus includes a plurality of cold components, each component has different performance and different temperature during operation, and requires cooling air of different pressure for cooling, the distribution decompressor 18 is used for distributing the cooling air processed by the air compressor 3 into different pressure, and the distribution decompressor 18 distributes the cooling air of corresponding pressure for cooling according to the temperature during operation of each component. The cold air with corresponding pressure can be cooled for each part, the cooling effect of each cold part is ensured, and the parts are not damaged.
In one embodiment, the machining device comprises a main shaft 13 and a cutting tool 11, the main shaft 13 drives the cutting tool 11 to rotate, a distribution pressure reducer 18 distributes medium-pressure cold air to the main shaft 13, and the distribution pressure reducer 18 distributes high-pressure cold air to the cutting tool 11.
In the above embodiment, the cutting tool 11 is used for cutting the workpiece 9 to generate iron cutting (taking the material of the workpiece 9 as iron as an example), the working strength is high, a large amount of heat is generated in the working process, the heat is also a component with the highest temperature in the working process of the whole numerical control machine tool, and the distribution decompressor 18 distributes high-pressure cold air to the cutting tool 11, so that the cutting tool 11 is rapidly cooled. The spindle 13 continuously drives the cutting tool 11 to rotate, the generated heat is higher than the temperature of other parts, and the heat of the cutting tool 11 is also transferred to the spindle 13, but the temperature of the spindle 13 is lower than that of the cutting tool 11, and the distribution pressure reducer 18 distributes medium-pressure cold air to the spindle 13, so that the cutting tool 11 is rapidly cooled, and the spindle 13 cannot be damaged.
The distribution pressure reducer 18 transmits cold air to the main shaft 13 through the main shaft air pipe 12 to cool the main shaft 13.
In one embodiment, the cold air circulation system of the numerical control machine further includes a compression regulator 14, and the high-pressure cold air passes through the compression regulator 14 to cool the cutting tool 11.
In the above embodiment, the pressure of the high-pressure cold air after passing through the compression regulator 14 is higher, the temperature of the cutting tool 11 is particularly high when the cutting tool 9 is cutting, and the temperature of the cutting tool 11 can be rapidly reduced by the higher-pressure cold air without stopping cutting, so that the cutting tool 11 can be used for cutting the workpiece 9 normally.
Referring to fig. 1 and 2, in one embodiment, the cold air circulation system of the numerical control machine further includes a blowing nozzle 15 and a workpiece pedestal 6 for supporting the workpiece 9, and the cold air in the compression regulator 14 is blown toward the workpiece 9 through the blowing nozzle 15.
In the above embodiment, the cutting tip of the cutting tool 11 cuts the workpiece 9, the cutting tip cuts the workpiece 9 to generate a large amount of heat, the temperature of the workpiece 9 is also high, and the high-pressure cold air is blown to the workpiece 9 through the blowing nozzle 15, so that the workpiece 9 and the cutting tip are rapidly cooled. The compressed cold air adjusted by the compression adjuster 14 has a large pressure, and the blowing nozzle 15 can be blown toward the workpiece 9.
In one embodiment, the cold air circulation system of the numerical control machine further comprises a collecting device for collecting the iron cuttings, an air tunnel is arranged on the workpiece pedestal 6, the iron cuttings generated by cutting the workpiece 9 by the cutting tool 11 and the cold air sprayed by the blowing nozzle 15 flow to the collecting device through the air tunnel, and the collecting device is communicated with the circulation pipeline.
In the above embodiment, when the cutting tool 11 is cutting the workpiece 9, the iron cutting is generated, the iron cutting and the cold air flow to the collecting device through the wind tunnel, and the cold air flows to the circulating pipeline through the collecting device and finally flows back to the cold air device 1, so as to form the circulation of the cold air. The collecting device is used for collecting the iron scraps, and the cold air flows back to the cold air device 1, so the iron scraps are mixed in the cold air flowing back to the cold air device 1, and when the cold air is circulated again, the oil-water filtering device 2 is required to filter the cold air and then cool the control device.
Referring to fig. 1 and 2, in one embodiment, the cold air circulation system of the numerical control machine further comprises an outer cover 17, and the outer cover 17 is covered outside the workpiece 9 and the blowing nozzle 15.
In the above embodiment, when the tool bit of the cutting tool 11 cuts the workpiece 9, iron cutting occurs, the outer cover 17 covers the workpiece 9 and the blowing nozzle 15, and the outer cover 17 can effectively prevent iron filings from splashing to affect the operation of the numerical control machine, and can prevent cool air from being emitted, so as to ensure the working environment and the amount of cool air.
Referring to fig. 1 and 2, in one embodiment, the collecting device comprises a collecting cabinet 8 and a fan 7, the fan 7 is arranged in the collecting cabinet 8, the collecting cabinet 8 is communicated with the wind tunnel through a suction pipe, and the fan 7 is communicated with the circulating pipeline.
In the above embodiment, the wind generated by the fan 7 sucks the iron scraps generated when the tool bit of the cutting tool 11 cuts the workpiece 9 into the collecting bin 8, and the cold air enters the circulation duct through the fan 7 and finally flows into the cold air device 1.
The circulating pipeline comprises an air inlet circulating pipeline 19 and an air rotary channel 5, cold air for cooling the control device returns to the cold air device 1 through the air rotary channel 5, and cold air for cooling the processing device returns to the cold air device 1 through the air inlet circulating pipeline 19.
In an embodiment, the invention also discloses numerical control machining equipment which comprises the numerical control machine tool cold air circulating system.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A cold air circulating system of a numerical control machine tool is characterized by comprising
A cold air device for generating cold air;
the oil-water passing device is used for filtering cold air generated by the cold air device;
a control device, wherein the filtered cold air cools the control device;
a circulation duct for flowing the cold air cooled by the control device back to the cold air device;
a pressure processing device for changing the pressure of the cold air generated by the cold air device;
the processing device is cooled by the cold air with the changed pressure;
and the cold air after cooling the processing device flows back to the cold air device through the circulating pipeline.
2. The numerically controlled machine tool cold air circulating system according to claim 1, wherein the pressure processing device comprises an air compressor for increasing the pressure of the cold air generated by the cold air device.
3. The cold air circulation system of a numerical control machine tool according to claim 2, wherein said pressure processing device further comprises a distribution pressure reducer for distributing said cold air pressurized by said air compressor to said processing device.
4. The numerical control machine tool cold air circulating system according to claim 3, wherein the machining device comprises a main shaft and a cutting tool, the main shaft drives the cutting tool to rotate, the distribution pressure reducer distributes medium-pressure cold air to the main shaft, and the distribution pressure reducer distributes high-pressure cold air to the cutting tool.
5. The cold air circulation system of the numerical control machine tool according to claim 4, further comprising a compression regulator, wherein the high-pressure cold air passes through the compression regulator to cool the cutting tool.
6. The numerical control machine tool cold air circulating system according to claim 5, further comprising a blowing nozzle through which the cold air in the compression regulator is blown toward the workpiece and a workpiece pedestal for supporting the workpiece.
7. The numerical control machine tool cold air circulating system according to claim 6, further comprising a collecting device for collecting the iron cuttings, wherein an air tunnel is arranged on the workpiece pedestal, the iron cuttings generated by cutting the workpiece by the cutting tool and the cold air sprayed by the blowing nozzle flow to the collecting device through the air tunnel, and the collecting device is communicated with the circulating pipeline.
8. The numerical control machine tool cold air circulating system of claim 7, further comprising an outer cover, wherein the outer cover is arranged outside the workpiece and the blowing nozzle.
9. The numerical control machine tool cold air circulating system according to claim 7, wherein the collecting device comprises a collecting cabinet and a fan, the fan is arranged in the collecting cabinet, the collecting cabinet is communicated with the wind tunnel through a suction pipe, and the fan is communicated with the circulating pipeline.
10. A numerical control machining apparatus comprising the numerical control machine cold air circulating system according to any one of claims 1 to 9.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211000737.4A CN115284067A (en) | 2022-08-19 | 2022-08-19 | Numerical control machine tool cold air circulation system and numerical control machining equipment |
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| CN202211000737.4A CN115284067A (en) | 2022-08-19 | 2022-08-19 | Numerical control machine tool cold air circulation system and numerical control machining equipment |
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| CN210731860U (en) * | 2019-10-12 | 2020-06-12 | 重庆亿燊精密模具有限公司 | Cooling device for cutting machining of precision die |
| CN112756672A (en) * | 2020-12-28 | 2021-05-07 | 北京航空航天大学 | Low-temperature cold air titanium alloy processing method |
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| SU1683983A1 (en) * | 1987-11-03 | 1991-10-15 | Витебское Специальное Конструкторское Бюро Зубообрабатывающих, Шлифовальных И Заточных Станков | Precision surface-grinding machine |
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