CN201685183U - Low-temperature cold air generating device used in grinding process of metal - Google Patents
Low-temperature cold air generating device used in grinding process of metal Download PDFInfo
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- CN201685183U CN201685183U CN2010202201746U CN201020220174U CN201685183U CN 201685183 U CN201685183 U CN 201685183U CN 2010202201746 U CN2010202201746 U CN 2010202201746U CN 201020220174 U CN201020220174 U CN 201020220174U CN 201685183 U CN201685183 U CN 201685183U
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Abstract
The utility model relates to a low-temperature cold air generating device used in the grinding process of metal, which is characterized in that a room temperature air handling system consists of an air compressor, a stop valve, a gas storage cylinder, an oil and water removing filter and an efficient oil removing filter which are sequentially connected in series and connected with an input end of an adsorptive compressed air dryer, and an output end of the adsorptive compressed air dryer is sequentially connected with the input end of a vapor compression refrigeration system through a dust removing filter and a flow meter; the vapor compression refrigeration system consists of an evaporator, a gas-liquid separator, a compressor, an oil separator, a condenser, a fan, a reservoir, a solenoid valve, a filter drier and a thermal expansion valve which are sequentially connected to form a loop, and a low-temperature cold air output system comprises a pressure gauge, a heat insulating pipe, the stop valve and a nozzle; and the output end of the vapor compression refrigeration system is sequentially connected with the nozzle through the pressure gauge, the heat insulating pipe and the stop valve. The utility model has simple structure, easy maintenance, low noise, energy saving, quick refrigeration speed, continuous adjustment and accurate control of temperature.
Description
Technical field
The utility model relates to a kind of low-temperature cold wind generating means, belongs to the device of implementing the high pressure low temperature cooling in the metal removal process.
Background technology
Metal removal processing is the main machining method of Precision Machining and high hard material processing, and the grinding heat in the grinding process is a kind of physical phenomenon of following the material grinding, and it has significant effects to workpiece quality, stage property life-span.The main cause of tool wear is a mechanical wear during low speed grinding, yet when carrying out high-speed grinding, grinding high temperature has directly caused the wearing and tearing of cutter, abrasion mechanism also is converted into based on diffusive wear, phase transition wear and charing wearing and tearing by mechanical wear, also can cause the bonding abrasion of tool surface simultaneously.In addition, because cutter and workpiece expanded by heating in grinding process, back knife face friction and wear aggravation causes that workpiece surface roughness rises.
The low-temperature cold wind grinding is to spray low temperature compressed air to grinding area, with cold wind the heat that grinding area produced is taken away, thereby the purpose of realization cooling can play lubricated effect to grinding area again simultaneously.This kind cooling lubricating system does not need grinding fluid or lubricating oil fully, is the Machining Technology of environmental protection truly.The low-temperature cold wind generating means is that the core of low-temperature cold wind grinding is formed, refrigeration system is the important core of low-temperature cold wind generating means, [patent documentation] spy opens communique No. 200610037838.3, disclose a kind of refrigeration system, adopted compressed air in gas-liquid heat-exchange with after the cold water heat exchange, to enter semiconductor cooler earlier; The major defect that this refrigerator exists be refrigerating capacity limited, need one of water system, needs independently precool heat exchanger system and system than complexity etc.
Summary of the invention
The utility model discloses a kind of low-temperature cold wind generating means that is used for the metal removal process, with overcome the refrigerating capacity that exists in the prior art limited, need one of water system, needs independently precool heat exchanger system and system than shortcomings such as complexity, the utility model not only temperature, pressure, flow is all adjustable, and can eliminate the metallographic variation ideally, and can improve the surface integrity of workpiece, can reduce simultaneously grinding fluid correlative charges, reclaim grinding and improve operating environment.Open No. 200610037838.3 communiques with [patent documentation] spy and compare, this refrigerant system configurations is simple, and it is wider to freeze.
A kind of low-temperature cold wind generating means that is used for the metal removal process comprises normal temperature air treatment system, vapour compression refrigeration system and low-temperature cold wind output system, it is characterized in that:
A) described normal temperature air treatment system is connected successively with the efficient degreasing filter except that water filter by air compressor, stop valve, air accumulator, oil removing and is connected with the input of absorption compressed air drying machine, and the output of absorption compressed air drying machine is connected with the input of vapour compression refrigeration system by dust removal filter, flowmeter successively;
B) described vapour compression refrigeration system is by evaporimeter, connect and compose the loop successively through gas-liquid separator, compressor, oil eliminator, condenser, blower fan, reservoir, magnetic valve, Filter dryer and heating power expansion valve;
C) described low-temperature cold wind output system comprises Pressure gauge, insulating tube, stop valve and nozzle, is connected with nozzle by Pressure gauge, insulating tube, stop valve successively by the output of vapour compression refrigeration system.
A kind of low-temperature cold wind generating means that is used for the metal removal process according to claim 1, it is characterized in that: between the input and output of vapour compression refrigeration system, a gas pipeline in parallel, connect bypass regulator valve on the pipeline, regulate the amount of amount that enters vapour compression refrigeration system and the low temperature cold air that comes out by regulating bypass regulator valve, reach the purpose of regulating temperature range through purifying the normal temperature air that removes Wet Compression.
The utility model is simple in structure, is easy to safeguard that noise is little, energy-conservation, save grinding fluid, reduce environmental pollution, improve the service life and the crudy of grinding tool, it was fast also to have refrigerating speed simultaneously: can make outlet cold wind temperature reach the requirement of setting at 8～10 minutes; Can realize the continuous adjusting of temperature and accurately control, advantage such as realize working continuously.
Description of drawings
Fig. 1 is the structural representation of low-temperature cold wind generating means.
1, surrounding air, 2, air compressor, 3, stop valve, 4, gas tank, 5, oil removing removes water filter, 6, the efficient degreasing filter, 7, absorption compressed air drying machine, 8, dust removal filter, 9, flowmeter, 10, evaporimeter, 11, gas-liquid separator, 12, compressor, 13, oil eliminator, 14, condenser, 15, blower fan, 16, reservoir, 17, magnetic valve, 18, Filter dryer, 19, heating power expansion valve, 20, vapour compression refrigeration system, 21, bypass regulator valve, 22, Pressure gauge, 23, insulating tube, 24, stop valve, 25, nozzle.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is described in detail.
A kind of low-temperature cold wind generating means that is used for the metal removal process, structure comprise normal temperature air treatment system, vapour compression refrigeration system and low-temperature cold wind output system as shown in Figure 1, it is characterized in that:
D) described normal temperature air treatment system is connected successively with efficient degreasing filter 6 except that water filter 5 by air compressor 2, stop valve 3, air accumulator 4, oil removing and is connected with the input of absorption compressed air drying machine 7, and the output of absorption compressed air drying machine 7 is connected with the input of vapour compression refrigeration system 20 by dust removal filter 8, flowmeter 9 successively;
E) described vapour compression refrigeration system is by evaporimeter 10, connect and compose the loop successively through gas-liquid separator 11, compressor 12, oil eliminator 13, condenser 14, blower fan 15, reservoir 16, magnetic valve 17, Filter dryer 18 and heating power expansion valve 19;
F) described low-temperature cold wind output system comprises Pressure gauge 22, insulating tube 23, stop valve 24 and nozzle 25, and successively by Pressure gauge 22, insulating tube 23, stop valve 24 are connected with nozzle 25 by the output of vapour compression refrigeration system 20.
A kind of low-temperature cold wind generating means that is used for the metal removal process according to claim 1, it is characterized in that: between the input and output of vapour compression refrigeration system 20, a gas pipeline in parallel, connect bypass regulator valve 21 on the pipeline, regulate the amount of amount that enters vapour compression refrigeration system 20 and the low temperature cold air that comes out by regulating bypass regulator valve 21, reach the purpose of regulating temperature range through purifying the normal temperature air that removes Wet Compression.
The size of nozzle 25 outlet pressures that Pressure gauge 22 shows is removed water filter 5 and absorption compressed air drying machine 7 common adjustings by air compressor 2, gas tank 4, oil removing.
The low-temperature cold wind generating means is started working in the metal removal process:
One, normal temperature air treatment system: surrounding air 1 enters air compressor 2 and becomes pressure-air, through air tank 4 stable high voltage air-flows, enter vapour compression refrigeration system 20 after removing water filter 5, efficient degreasing filter 6, absorption compressed air drying machine 7 and dust removal filter 8 filtrations and dehumidifying through oil removing afterwards, reduce compressed-air actuated temperature.
Two, vapour compression refrigeration system: during vapor compression refrigeration system 20 work, refrigerant gas is constantly by after the compressor 12 suction compressions, through oil eliminator 13 oil in the refrigerant gas is separated recovery, liquefaction in condenser 14, storing refrigerant liquid in liquid reservoir 16, drier 18 is the moisture absorption in the cold-producing medium after filtration, after heating power expansion valve 19 throttling step-downs, enter evaporimeter 10, the heat that evaporimeter 10 absorbs air cools pressure-air, through gas-liquid separator 11, get back to compressor 13.Thereby finish the closed cycle of refrigeration working medium.
Three, low-temperature cold wind output system: the compressed air after the cooling (0 ℃～-35 ℃) through nozzle 25 with certain pressure injection to grinding area, reach the cooling grinding area purpose.
Four, adjustment loop: Cryogenic air that bypass regulator valve 21 steam regulation compression-type refrigerating systems 20 come out and normal temperature purify the amount of dehumidified air and regulate the temperature that nozzle 25 exports.
Five, pressure regulation circuit: the size of nozzle 25 outlet pressures that Pressure gauge 22 shows is removed water filter 5 and absorption compressed air drying machine 7 common adjustings by air compressor 2, gas tank 4, oil removing.
Claims (2)
1. a low-temperature cold wind generating means that is used for the metal removal process comprises normal temperature air treatment system, vapour compression refrigeration system and low-temperature cold wind output system, it is characterized in that:
A) described normal temperature air treatment system is connected successively with efficient degreasing filter (6) except that water filter (5) by air compressor (2), stop valve (3), air accumulator (4), oil removing and is connected with the input of absorption compressed air drying machine (7), and the output of absorption compressed air drying machine (7) is connected with the input of vapour compression refrigeration system (20) by dust removal filter (8), flowmeter (9) successively;
B) described vapour compression refrigeration system is by evaporimeter (10), connect and compose the loop successively through gas-liquid separator (11), compressor (12), oil eliminator (13), condenser (14), blower fan (15), reservoir (16), magnetic valve (17), Filter dryer (18) and heating power expansion valve (19);
Described low-temperature cold wind output system comprises Pressure gauge (22), insulating tube (23), stop valve (24) and nozzle (25), is connected with nozzle (25) by Pressure gauge (22), insulating tube (23), stop valve (24) successively by the output of vapour compression refrigeration system (20).
2. a kind of low-temperature cold wind generating means that is used for the metal removal process according to claim 1, it is characterized in that: between the input and output of vapour compression refrigeration system (20), a gas pipeline in parallel connects bypass regulator valve (21) on the pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202201746U CN201685183U (en) | 2010-06-09 | 2010-06-09 | Low-temperature cold air generating device used in grinding process of metal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202201746U CN201685183U (en) | 2010-06-09 | 2010-06-09 | Low-temperature cold air generating device used in grinding process of metal |
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| Publication Number | Publication Date |
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| CN201685183U true CN201685183U (en) | 2010-12-29 |
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| CN2010202201746U Expired - Fee Related CN201685183U (en) | 2010-06-09 | 2010-06-09 | Low-temperature cold air generating device used in grinding process of metal |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105083299A (en) * | 2015-07-31 | 2015-11-25 | 中国北车集团大同电力机车有限责任公司 | Wind supply method and device for guaranteeing wind used for train |
| CN106390659A (en) * | 2016-11-16 | 2017-02-15 | 天津市天财新通科技发展有限公司 | Efficient oil and dust removing device |
| CN106985073A (en) * | 2017-03-31 | 2017-07-28 | 埃梯星(厦门)电子科技有限公司 | The processing method and its device of a kind of rubber roll |
| CN113154793A (en) * | 2021-04-24 | 2021-07-23 | 昆明理工大学 | Corrosive liquid cooling system |
| WO2022156022A1 (en) * | 2021-01-22 | 2022-07-28 | 宁波云德半导体材料有限公司 | External-type quartz machining center lubricating liquid cooling system apparatus |
-
2010
- 2010-06-09 CN CN2010202201746U patent/CN201685183U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105083299A (en) * | 2015-07-31 | 2015-11-25 | 中国北车集团大同电力机车有限责任公司 | Wind supply method and device for guaranteeing wind used for train |
| CN105083299B (en) * | 2015-07-31 | 2019-03-26 | 中车大同电力机车有限公司 | A kind of air supply method and device ensureing train wind |
| CN106390659A (en) * | 2016-11-16 | 2017-02-15 | 天津市天财新通科技发展有限公司 | Efficient oil and dust removing device |
| CN106985073A (en) * | 2017-03-31 | 2017-07-28 | 埃梯星(厦门)电子科技有限公司 | The processing method and its device of a kind of rubber roll |
| CN106985073B (en) * | 2017-03-31 | 2019-07-30 | 埃梯星(厦门)电子科技有限公司 | A kind of processing method and its device of rubber roller |
| WO2022156022A1 (en) * | 2021-01-22 | 2022-07-28 | 宁波云德半导体材料有限公司 | External-type quartz machining center lubricating liquid cooling system apparatus |
| CN113154793A (en) * | 2021-04-24 | 2021-07-23 | 昆明理工大学 | Corrosive liquid cooling system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101229 Termination date: 20110609 |