CN204565776U - The cutting tool for CNC machine inner cooling system that can automatically control - Google Patents
The cutting tool for CNC machine inner cooling system that can automatically control Download PDFInfo
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- CN204565776U CN204565776U CN201520007353.4U CN201520007353U CN204565776U CN 204565776 U CN204565776 U CN 204565776U CN 201520007353 U CN201520007353 U CN 201520007353U CN 204565776 U CN204565776 U CN 204565776U
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Abstract
The utility model discloses a kind of cutting tool for CNC machine inner cooling system that can automatically control, comprising: controller; Coolant storage tank, its inside is provided with liquid level sensor, temperature sensor and infusion pump, and this coolant storage tank outside is provided with fluid pipeline and input duct, and this fluid pipeline is provided with electromagnetic proportion relief valve and Pressure gauge; Filter, it is connected with fluid pipeline, and filter outside is provided with filter fluid pipeline; Swivel joint, comprises stiff end, round end, and stiff end is connected with filter fluid pipeline; Machine tool spindle, its central axis is provided with a transfusion path, and one end of machine tool spindle is connected with the round end of swivel joint, and the other end of machine tool spindle is connected with machine tool; Wherein, the liquid outlet of infusion pump is connected with fluid pipeline, and the feedback signal of telecommunication that liquid level sensor, temperature sensor and electromagnetic proportion relief valve produce is linked in controller, and machine tool spindle inside is provided with transfusion through hole.
Description
Technical field
The utility model relates to a kind of cooling system for machine tool.More particularly, the utility model relates to a kind of cutting tool for CNC machine inner cooling system that can automatically control.
Background technology
Machine tooling is the relative motion utilized between cutter and workpiece, makes workpiece generation elasticity and plastic deformation, reaches the object of intermetallic composite coating.In process, due to the friction of cutter and workpiece, machining area can produce a large amount of heat, if these heats do not distribute in time, cutter and workpiece can sustain damage, not only can reduce cutting-tool's used life, also can affect machining accuracy and the surface roughness of workpiece, the cooling effect of machine tool cooling system has decisive meaning to workpiece processing quality, working (machining) efficiency and cutting-tool's used life etc. thus.
In Digit Control Machine Tool process, usually use the medium of cooling fluid and so on to cool, lubricate cutter and workpiece, also play anticorrosion simultaneously and rinse the effects such as chip.The cooling technology of usual employing is the region utilizing pump cooling fluid to be directly delivered to processing district needs cooling with constant flow.The shortcoming of this cooling technology is that flow is definite value and cannot changes, how much flow cannot be adjusted according to the rotating speed of cutter, heating, not only effectively cannot cool heating region when cutter height rotating speed, and the waste of cooling fluid and the energy is also caused when the cutter slow-speed of revolution, in addition, the useless cooling fluid after work pieces process is also very serious to the pollution of environment.
And the cutter cooling of Digit Control Machine Tool is generally all carry out spraying cooling liquid to reach cooling object at cutter outer surface, and this type of cooling is simple and convenient, but but has limitation; First the type of cooling of outer surface spraying cooling liquid is at some inner profile of processing work, and such as, during the profile such as deep hole, deep trouth, cooling fluid cannot spray inside workpiece and reach cooling effect; Secondly, the type of cooling of outer surface spraying cooling liquid can only cool cutter outside, and the heating DeGrain to cutter interior, owing to expanding with heat and contract with cold, cutter outer surface shrinks due to cooling, but expand because of heating in inside, stressed inside and outside cutter, more easily reduces cutting-tool's used life.
Utility model content
For the weak point existed in above-mentioned technology, the purpose of this utility model is to provide a kind of cutting tool for CNC machine inner cooling system that can automatically control, it can realize the internal cooling of cutting tool for CNC machine, and the flow of cooling fluid automatically can be regulated according to the duty of Digit Control Machine Tool, thus efficient, effective, energy-conservation cooling is carried out to cutter, improve the machining accuracy of cutting-tool's used life and workpiece.
In order to realize, according to these objects of the present utility model and other advantages, providing a kind of cutting tool for CNC machine inner cooling system that can automatically control, comprising:
Controller;
Be used for storing the coolant storage tank of cooling fluid, coolant storage tank outside is surrounded by one layer of heat preservation layer, this coolant storage tank inside is provided with the first liquid level sensor, temperature sensor and the first infusion pump, first liquid level sensor can be responded to the liquid level of cooling fluid and change into the signal of telecommunication, temperature sensor can be responded to the temperature of cooling fluid and change into the signal of telecommunication, first infusion pump is used for carrying cooling fluid, coolant storage tank outside is provided with a coolant storage tank fluid pipeline and a coolant storage tank input duct, coolant storage tank fluid pipeline is equipped with the first electromagnetic proportion relief valve, Pressure gauge and pressure meter switch, first electromagnetic proportion relief valve can adjust the cooling fluid delivery flow of coolant storage tank by changing size of current, regulating system when Pressure gauge and pressure meter switch are mainly used to start shooting,
Filter, it is connected with described coolant storage tank fluid pipeline, and for filtering cooling fluid, the filtering accuracy of this filter at least will reach 60 microns, and filter outside is provided with a filter fluid pipeline;
Swivel joint, the round end comprise stiff end, being connected with described stiff end, described stiff end is connected with filter fluid pipeline;
Machine tool spindle, its central axis is provided with a transfusion path, and one end of described machine tool spindle is connected with the round end of described swivel joint, and the other end of described machine tool spindle is connected with machine tool;
Wherein, the liquid outlet of described first infusion pump is connected with described coolant storage tank fluid pipeline, the feedback signal of telecommunication that described first liquid level sensor, temperature sensor and the first electromagnetic proportion relief valve produce is linked in described controller by circuit, controller also controls the current switch of the first infusion pump, and described machine tool spindle inside is provided with transfusion through hole.
Cooling fluid storage box of the present utility model is circumscribed with cooler, can cool cooling fluid holding vessel, and filter fluid pipeline is equipped with flowmeter, and the feedback signal of telecommunication that flowmeter produces is linked in described controller by circuit.
Because controller can be connected with the numer centre of Digit Control Machine Tool, workpiece rotational frequency when reading lathe work from numer centre, the actual power of machine tool chief axis or the data such as cutter rotating speed and tool feeding amount, then by these data importings in controller, by controller, these parameters are processed, obtain the desired flow parameter of lathe required cooling fluid under this duty, and convert the signal of telecommunication to and send to the first electromagnetic proportion relief valve, the output flow of controlled cooling model liquid storage bin is carried out by controlling the first proportional pressure control valve; The signal of controller reading temperature sensor determines the temperature of cooling fluid, and when temperature is too high, controller provides signal, cooler is started working, and when temperature is too low, controller provides signal, cooler quits work, thus coolant temperature can be controlled in suitable scope; Controller reads the signal of the first liquid level sensor to determine height of liquid level in coolant storage tank, and the too low then infusion pump of liquid level is closed; The signal of controller reading flow gauge monitors the coolant rate exported from filter; when there is blocking in cooling fluid pipeline or flow is inadequate; controller sends alarm signal to Digit Control Machine Tool, and Digit Control Machine Tool receives alarm signal by break-off, thus protection cutter.
As further improvement of the utility model, that end that machine tool spindle is connected with machine tool is also provided with a coolant nozzle, and this coolant nozzle is connected with the transfusion through hole of machine tool inside, and cooling fluid can be transported to cutter interior by coolant nozzle.
Further improve as of the present utility model, also be provided with cooling fluid collection box below lathe, described cooling fluid collection box, this cooling fluid collection box is for collecting the cooling fluid of recovery, its inside is provided with the second liquid level sensor, is used for responding to the liquid level in cooling fluid collection box.
Preferably, a filter grid is provided with in cooling fluid collection box, described cooling fluid collection box is divided into cooling fluid collection box room A and cooling fluid collection box room B by this filter grid, used cooling fluid imports to after reclaiming coldly goes in liquid collection box room A, being drained into again in cooling fluid collection box room B through filtering the filtration of deleting, outside cooling fluid collection box room B, being provided with cooling fluid collection box fluid pipeline.
Further preferably, cooling fluid collection box room B is built with the second infusion pump, the liquid outlet of described second infusion pump is connected with described cooling fluid collection box fluid pipeline, described cooling fluid collection box fluid pipeline is provided with the second electromagnetic proportion relief valve, the feedback signal of telecommunication that described second liquid level sensor and described second electromagnetic proportion relief valve produce is linked in controller, described second infusion pump current switch is controlled by controller, and described cooling fluid collection box fluid pipeline connects with described coolant storage tank input duct.
Controller reads the signal of the second liquid level sensor to determine the liquid level in cooling fluid collection box, and when liquid level is too low, controller cuts out the second infusion pump; Controller also can control the output flow that the second electromagnetic proportion relief valve carrys out controlled cooling model liquid collection box.
The utility model at least comprises following beneficial effect:
Because controller is connected with the numer centre of Digit Control Machine Tool, workpiece rotational frequency when reading lathe work from numer centre, the actual power of machine tool chief axis or the data such as cutter rotating speed and tool feeding amount, then by these data importings in controller, by controller, these parameters are processed, obtain the desired flow parameter of lathe required cooling fluid under this duty, and convert the signal of telecommunication to and send to electromagnetic proportion relief valve, output flow and the input flow rate of controlled cooling model liquid storage bin is come by control ratio overflow valve, thus realize automation supply and the recovery of cooling fluid,
Controller realizes again the automation cooling of cooling fluid by the switch of controlled cooling model device; The duty that the cutting tool for CNC machine inner cooling system that the whole series can control automatically monitored in real time by controller decides system boot/shutdown;
Due to the design of machine tool chief axis boring and coolant nozzle design, cooling fluid can be input to cutter interior to realize the internal cooling of cutter, thus improve the service life of machine tool and the machining accuracy of workpiece.
Accompanying drawing explanation
Fig. 1 is the system construction drawing of the cutting tool for CNC machine inner cooling system that the utility model can control automatically;
Fig. 2 is swivel joint and the machine tool main shaft structure figure of the cutting tool for CNC machine inner cooling system that the utility model can control automatically.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail, can implements according to this with reference to description word to make those skilled in the art.
Should be appreciated that used hereinly such as " to have ", other elements one or more do not allotted in " comprising " and " comprising " term or the existence of its combination or interpolation.
Fig. 1 shows according to a kind of way of realization of the present utility model, comprising:
Controller 1, for controlling and coordinate the normal work of whole system;
Be used for storing the coolant storage tank 2 of cooling fluid, coolant storage tank 2 outside is surrounded by one layer of heat preservation layer, coolant storage tank 2 inside is provided with the first liquid level sensor 20, temperature sensor 21 and the first infusion pump 22, first liquid level sensor 20 can be responded to the liquid level of cooling fluid and change into the signal of telecommunication, temperature sensor 21 can be responded to the temperature of cooling fluid and change into the signal of telecommunication, first infusion pump 22 is used for carrying cooling fluid, coolant storage tank 2 outside is provided with a coolant storage tank fluid pipeline and a coolant storage tank input duct, coolant storage tank 2 fluid pipeline is equipped with the first electromagnetic proportion relief valve 23, Pressure gauge and pressure meter switch 24, first electromagnetic proportion relief valve 23 can adjust the cooling fluid delivery flow of coolant storage tank 2 by changing size of current, regulating system when Pressure gauge and pressure meter switch 24 are mainly used to start shooting,
Filter 3, it is connected with described coolant storage tank 2 fluid pipeline, and for filtering cooling fluid, the filtering accuracy of this filter 3 at least will reach 60 microns, and filter 3 outside is provided with a filter fluid pipeline;
Swivel joint 4, the round end 42 comprise stiff end 41, being connected with described stiff end, described stiff end 41 is connected with filter fluid pipeline;
Machine tool spindle 5, its central axis is provided with a transfusion path 51, and one end of described machine tool spindle 5 is connected with the round end 42 of described swivel joint 4, and the other end of described machine tool spindle 5 is connected with machine tool;
Wherein, the liquid outlet of described first infusion pump 22 is connected with described coolant storage tank 2 fluid pipeline, the feedback signal of telecommunication that described first liquid level sensor 20, temperature sensor 21 and the first electromagnetic proportion relief valve 23 produce is linked in described controller 1 by circuit, and controller 1 also controls the switch of the first infusion pump 22;
That end that machine tool spindle 5 is connected with machine tool is also provided with a coolant nozzle 52, and this coolant nozzle 52 is connected with the transfusion through hole 51 of machine tool inside, and cooling fluid can be transported to cutter interior by coolant nozzle 52;
Also be provided with cooling fluid collection box 7 below lathe, this cooling fluid collection box 7 is for collecting the cooling fluid of recovery, and its inside is provided with the second liquid level sensor 70, is used for responding to the liquid level of in cooling fluid collection box 7;
A filter grid 75 is provided with in cooling fluid collection box 7, described cooling fluid collection box 7 is divided into cooling fluid collection box room A73 and cooling fluid collection box room B74 by this filter grid 75, used cooling fluid imports to after reclaiming coldly goes in liquid collection box room A73, filtration through filter grid 75 is drained into again in cooling fluid collection box room B74, is provided with cooling fluid collection box fluid pipeline outside cooling fluid collection box room B74;
Cooling fluid collection box room B74 is built with the second infusion pump 71, the liquid outlet of described second infusion pump 71 is connected with described cooling fluid collection box 7 fluid pipeline, described cooling fluid collection box 7 fluid pipeline is provided with the second electromagnetic proportion relief valve 72, the feedback signal of telecommunication that described second liquid level sensor 70 and described second electromagnetic proportion relief valve produce 72 lifes is linked in controller 1, the switch of described second infusion pump 71 is controlled by controller 1, and described cooling fluid collection box 7 fluid pipeline connects with described coolant storage tank 2 input duct.
Operation principle: during work of numerical control machine, because controller 1 is connected with the numer centre of Digit Control Machine Tool, workpiece rotational frequency when reading lathe work from numer centre, the actual power of machine tool chief axis or the data such as cutter rotating speed and tool feeding amount, then by these data importings in controller 1, by controller 1, these parameters are processed, obtain the desired flow parameter of lathe required cooling fluid under this duty, and convert the signal of telecommunication to and send to electromagnetic proportion relief valve, output flow and the input flow rate of controlled cooling model liquid storage bin is come by control ratio overflow valve, thus realize automation supply and the recovery of cooling fluid, meet the cooling requirement of lathe under different operating state, controller 1 realizes again the automation cooling of cooling fluid by the switch of controlled cooling model device 6, the duty of a whole set of cutting tool for CNC machine inner cooling system that can automatically control of controller 1 monitoring in real time decides system boot/shutdown, due to the design of machine tool chief axis 5 boring and coolant nozzle design, cooling fluid can be input to cutter interior to realize the internal cooling of cutter.
Although embodiment of the present utility model is open as above, but it is not limited in listed in description and embodiment utilization, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the utility model is not limited to specific details and illustrates here and the legend described.
Claims (7)
1. the cutting tool for CNC machine inner cooling system that can automatically control, is characterized in that, comprising:
Controller;
Coolant storage tank, its inside is provided with the first liquid level sensor, temperature sensor and the first infusion pump, described coolant storage tank outside is provided with a coolant storage tank fluid pipeline and a coolant storage tank input duct, and described coolant storage tank fluid pipeline is provided with the first electromagnetic proportion relief valve, Pressure gauge and pressure meter switch;
Filter, it is connected with described coolant storage tank fluid pipeline, and described filter outside is provided with a filter fluid pipeline;
Swivel joint, the round end comprise stiff end, being connected with described stiff end, described stiff end is connected with filter fluid pipeline;
Machine tool spindle, its central axis is provided with a transfusion path, and one end of described machine tool spindle is connected with the round end of described swivel joint, and the other end of described machine tool spindle is connected with machine tool;
Wherein, the liquid outlet of described first infusion pump is connected with described coolant storage tank fluid pipeline, the feedback signal of telecommunication that described liquid level sensor, temperature sensor and the first electromagnetic proportion relief valve produce is linked in described controller by circuit, described controller also controls the current switch of described first infusion pump, and described machine tool spindle inside is provided with transfusion through hole.
2. the cutting tool for CNC machine inner cooling system that can automatically control as claimed in claim 1, is characterized in that, described cooling fluid storage box is circumscribed with cooler.
3. the cutting tool for CNC machine inner cooling system that can automatically control as claimed in claim 1, it is characterized in that, comprise flowmeter, it is installed on described filter fluid pipeline, and the feedback signal of telecommunication that described flowmeter produces is linked in described controller by circuit.
4. the cutting tool for CNC machine inner cooling system that can automatically control as claimed in claim 1, it is characterized in that, that end that described machine tool spindle is connected with machine tool is also provided with a coolant nozzle, and this coolant nozzle is connected with the transfusion through hole of machine tool inside.
5. the cutting tool for CNC machine inner cooling system that can automatically control as claimed in claim 1, is characterized in that, comprises cooling fluid collection box, and it is positioned at below lathe, is also provided with the second liquid level sensor in described cooling fluid collection box.
6. the cutting tool for CNC machine inner cooling system that can automatically control as claimed in claim 5, it is characterized in that, a filter grid is provided with in described cooling fluid collection box, described cooling fluid collection box is divided into cooling fluid collection box room A and cooling fluid collection box room B by this filter grid, is provided with cooling fluid collection box fluid pipeline outside described cooling fluid collection box room B.
7. the cutting tool for CNC machine inner cooling system that can automatically control as claimed in claim 6, it is characterized in that, described cooling fluid collection box room B is built with the second infusion pump, the liquid outlet of described second infusion pump is connected with described cooling fluid collection box fluid pipeline, described cooling fluid collection box fluid pipeline is provided with the second electromagnetic proportion relief valve, the feedback signal of telecommunication that described second liquid level sensor and described second electromagnetic proportion relief valve produce is linked in controller, described second infusion pump current switch is controlled by described controller, described cooling fluid collection box fluid pipeline connects with described coolant storage tank input duct.
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| CN201520007353.4U CN204565776U (en) | 2015-01-06 | 2015-01-06 | The cutting tool for CNC machine inner cooling system that can automatically control |
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| CN201520007353.4U CN204565776U (en) | 2015-01-06 | 2015-01-06 | The cutting tool for CNC machine inner cooling system that can automatically control |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104589151A (en) * | 2015-01-06 | 2015-05-06 | 江苏元利爱威亚精密机床有限公司 | Automatically-controlled internal cooling system for cutting tool for numerically-controlled machine tool |
| CN106041647A (en) * | 2016-06-06 | 2016-10-26 | 江苏海潮科技股份有限公司 | Electric knife sharpener |
| CN108031873A (en) * | 2017-12-19 | 2018-05-15 | 衢州职业技术学院 | A kind of lathe that device is utilized with Sewage treatment |
| CN108356601A (en) * | 2017-01-26 | 2018-08-03 | 永进机械工业股份有限公司 | Comprehensive process main shaft system adaptability cooling controller and method |
| CN108857568A (en) * | 2018-06-29 | 2018-11-23 | 温州市职业中等专业学校 | A kind of numerically-controlled machine tool cooling system |
| CN109115489A (en) * | 2018-08-02 | 2019-01-01 | 清华大学 | gear fatigue test device water cooling system |
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2015
- 2015-01-06 CN CN201520007353.4U patent/CN204565776U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104589151A (en) * | 2015-01-06 | 2015-05-06 | 江苏元利爱威亚精密机床有限公司 | Automatically-controlled internal cooling system for cutting tool for numerically-controlled machine tool |
| CN104589151B (en) * | 2015-01-06 | 2017-03-22 | 江苏元利数控机床有限公司 | Automatically-controlled internal cooling system for cutting tool for numerically-controlled machine tool |
| CN106041647A (en) * | 2016-06-06 | 2016-10-26 | 江苏海潮科技股份有限公司 | Electric knife sharpener |
| CN108356601A (en) * | 2017-01-26 | 2018-08-03 | 永进机械工业股份有限公司 | Comprehensive process main shaft system adaptability cooling controller and method |
| CN108031873A (en) * | 2017-12-19 | 2018-05-15 | 衢州职业技术学院 | A kind of lathe that device is utilized with Sewage treatment |
| CN108031873B (en) * | 2017-12-19 | 2020-09-01 | 衢州职业技术学院 | Lathe with waste water recycling device |
| CN108857568A (en) * | 2018-06-29 | 2018-11-23 | 温州市职业中等专业学校 | A kind of numerically-controlled machine tool cooling system |
| CN109115489A (en) * | 2018-08-02 | 2019-01-01 | 清华大学 | gear fatigue test device water cooling system |
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Effective date of registration: 20160615 Address after: 210000, No. 1, Purple East Road, Qixia District, Jiangsu, Nanjing Patentee after: JIANGSU YUANLI CNC MACHINE TOOL CO., LTD. Address before: Zhongshan Science Park by the road in Liuhe District of Nanjing City, Jiangsu province 210048 No. 9 building C17 Patentee before: JIANGSU YUANLI AVIA PRECISION MACHINE TOOL CO., LTD. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20190610 Address after: 210000 C17 Building, No. 9 Kechuang Avenue, Zhongshan Science Park, Liuhe District, Nanjing City, Jiangsu Province Patentee after: JIANGSU YUANLI AVIA PRECISION MACHINE TOOL CO., LTD. Address before: No. 1 Zidong Road, Qixia District, Nanjing City, Jiangsu Province, 210000 Patentee before: JIANGSU YUANLI CNC MACHINE TOOL CO., LTD. |
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| TR01 | Transfer of patent right |