CN105081353A - Turning method for porous metal - Google Patents
Turning method for porous metal Download PDFInfo
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- CN105081353A CN105081353A CN201410198878.0A CN201410198878A CN105081353A CN 105081353 A CN105081353 A CN 105081353A CN 201410198878 A CN201410198878 A CN 201410198878A CN 105081353 A CN105081353 A CN 105081353A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B1/00—Methods for turning or working essentially requiring the use of turning-machines; Use of auxiliary equipment in connection with such methods
Abstract
The invention discloses a turning method for porous metal. The turning method comprises the following steps of performing filling and curing treatment on holes of porous metal blanks; firstly, performing one-pass turning processing on the surfaces of the porous metal blanks subjected to the curing treatment; secondly, performing one-pass turning processing along the turning track direction opposite to the previous pass, wherein the fillet radius of a tool tip in the final finish turning procedure is not greater than 0.3mm. According to the turning method, the hole blockage of the processing surface of the porous metal can be effectively reduced, and a mean value of the porosity reduction caused by the hole blockage of the processing surface is controlled to be not greater than 7 percent.
Description
Technical field
The invention belongs to the cutting working method of porous material, particularly relate to a kind of method for turning of porous metals.
Background technology
Along with the development of porous metals technology of preparing, porous metals are widely applied in industrial circle and people are lived.And apply porous metals and usually need porous metal material to be processed as required shape and size.
Porous metal material can carry out machining, as processing such as turning, milling, grindings, but be generally difficult to process high-quality surface, because the porous material after machining, hole on its machined surface is easily blocked, thus affect the gas permeability of material, reduce its performance and even cause workpiece to lose efficacy.As the bone implant of porous metals processing, surface blocking can not make normal structure grow into implant; In addition, the chip that machining produces can enter material hole and be difficult to remove, and also can affect the performance of workpiece.
At present, the method of JP20020043731 machining foam metal, US2010/0312339 produces and machining implant method and the implant produced according to the method, after DE102011121688 (A1) machining, aggregation in hole is converted into the cutting working method of the open-porous metal thing of liquid state or gaseous state, the cutting working method of the porous metals of the bibliographical informations such as the medical implant that US8323322 porous metals are shaped and manufacturing process first the hole of porous metals base to be processed is carried out filling solidification process, specifically by easily except the material shape that is in a liquid state oozes porous metals base hole completely to be processed or only infiltrates porous metals base surface pore to be processed, its liquid state is made to be converted into solid-state shape by phase transformation, again the porous metals base after solidification is carried out machining, shape required for formation and size, when needing, by phase transformation, the material that easily removes infiltrated in porous metal is converted into liquid state or gaseous state again after processing, removed, then clean.Because packing material is different from porous metals processing characteristics, the porous metals surface after processing still has pore plugging to a certain degree, and test shows, the porosity that said method pore plugging causes reduces mean value and is greater than 15%, can affect porous metal performance.
Summary of the invention
The present invention is to overcome deficiency of the prior art, and provides a kind of porous metals method for turning of further minimizing porous metals base surface pore blocking.
The present invention for achieving the above object, be achieved through the following technical solutions: a kind of method for turning of porous metals, comprise and the hole of porous metals blank to be processed is carried out filling solidification process, it is characterized in that: after a time turnery processing is carried out to the porous metals blank surface of solidification process, then carry out a passage turnery processing along the turning course bearing contrary with upper a time.
The invention has the beneficial effects as follows: the method for turning of the porous metals provided, by lathe tool, along two rightabouts, turning is carried out respectively to the porous metals base surface of filling solidification, the netted material of porous metals is subject to shear action more easy fracture removal at two rightabouts, decrease porous metals machined surface pore plugging, achieve effective control of the pore plugging on machined surface.
The further setting of the present invention is, the first step of every time turning work step uses lathe tool in main shaft side from porous metals blank bare terminal end outer end car to Len req; Second step, with lathe tool main shaft opposite side from porous metals blank first step lathe tool terminates the lengthwise location of turning turning to the initial end of first step turning, main shaft direction of rotation is contrary with the first step, lathe tool feed speed and cutting speed identical with the first step, the turning degree of depth is 20% ~ 100% of the first step lathe tool turning degree of depth.
This technology arrange beneficial effect be: can high-efficiency and continuous realize carry out turning along two rightabouts respectively to metal base surface, and be easy to remove cut time cause the stressed burr be bent to form of metal mesh material because packing material is different from porous metals turning ability.
The present invention also can be set to further, adds and makes processing district near cutter reach less than-40 DEG C with cryogenic media and keep in whole process man-hour.
The beneficial effect that this technology is arranged is: be subject to the easier brittle failure of shear action at two rightabouts under the netted material at low temperature of porous metals.
The present invention also can be set to further: the tool nose radius of corner of last one finish turning operation must not be greater than 0.3mm.
The beneficial effect that this technology is arranged is: regulation tool nose radius of corner must not be greater than 0.3mm and ensure that tool nose is sharp, is easy to material to cut off, and tool nose blunt is easy to that porous metal material finished surface is occurred, and burr make it block.
The present invention to processing POROUS TITANIUM, porous tantalum, porous niobium further setting be: when turning POROUS TITANIUM, make processing district near cutter reach less than-170 DEG C with cryogenic media and keep in whole process, Cutting parameters is got: be rough turnly: cutting depth gets 0.65mm ~ 1.8mm, lathe tool feed speed f=65mm/min ~ 75mm/min, cutting speed v=80m/min ~ 100m/min; Finish turning: cutting depth gets 0.03mm ~ 0.6mm, lathe tool feed speed f=45mm/min ~ 65mm/min, cutting speed v=100m/min ~ 120m/min.When turning porous tantalum, make processing district near cutter reach less than-180 DEG C with cryogenic media and keep in whole process, Cutting parameters is got: be rough turnly: cutting depth gets 0.65mm ~ 1.8mm, lathe tool feed speed f=85mm/min ~ 105mm/min, cutting speed v=50m/min ~ 70m/min; Finish turning: cutting depth gets 0.03mm ~ 0.6mm, lathe tool feed speed f=45mm/min ~ 80mm/min, cutting speed v=70m/min ~ 90m/min.When turning porous niobium, make processing district near cutter reach less than-40 DEG C with cryogenic media and keep in whole process, Cutting parameters is got: be rough turnly: cutting depth gets 0.9mm ~ 2.5mm, lathe tool feed speed f=85mm/min ~ 105mm/min, cutting speed v=50m/min ~ 70m/min, finish turning: cutting depth gets 0.03mm ~ 0.8mm, lathe tool feed speed f=45mm/min ~ 80mm/min, cutting speed v=70m/min ~ 90m/min.By described method to above-mentioned three kinds of materials processings, show that the porosity that machined surface pore plugging can be made to cause reduces mean value≤7% after testing, achieve effective control of the pore plugging on machined surface.
Accompanying drawing explanation
Fig. 1 is turning process schematic diagram of the present invention;
Fig. 2 is that the right view of Fig. 1 turns clockwise 90 °;
Fig. 3 is the porous metal of processing;
In figure, 1, porous metal in processing, 2, first step lathe tool, 3, second step lathe tool, 4, workpiece fixture, 5, Lathe Spindle Box.
Detailed description of the invention
Below by embodiment, the present invention is specifically described; what be necessary to herein means out is that following examples are only used to further illustrate the present invention; limiting the scope of the invention can not be interpreted as; every above embodiment is done according to technical spirit of the present invention any simple modification, equivalent variations and modification, all still belong in the scope of technical scheme of the present invention.
Embodiment 1
A method for turning for Porous titanium, workpiece, as Fig. 3, wherein, holds d1=24.8mm greatly, and its length is 60mm, small end d2=23mm, and its length is 40mm, and blank diameter used is 30mm; Be the Porous titanium base filling solidification of 60% ~ 70% by porosity with high rigidity paraffin (hardness ShoreD55-60), to be fixed clamping with fixture 4 in Lathe Spindle Box 5, carry out turnery processing, make processing district near cutter reach-170 DEG C ~-180 DEG C with liquid nitrogen and keep in whole process, during processing porous metal 1, the large end of first processing, blank being worked into diameter is 24.8mm.First work step is rough turn, cutter material adopts carbide alloy YG 8, by cylindrical by Φ 30mm car to Φ 25.1mm, the axial length of processing is 110mm, this turning work step is divided into two steps, the first step, with lathe tool 2 from porous metal 1 end car 110mm vertically, the turning degree of depth is 1.8mm, Cutting parameters is got: lathe tool feed speed f=65mm/min, cutting speed v=80m/min, second step, by the extension position being arranged on the main shaft opposite side lathe tool relative with first step lathe tool 23 and terminating from first step lathe tool 2 turning, namely turning is started apart from 110mm place, porous metal 1 end to end, main shaft direction of rotation is contrary with the first step, the turning degree of depth is 0.65mm, all the other Cutting parameters are identical with the first step.Second work step is finish turning, lathe tool adopts polycrystal diamond cutter, by cylindrical by Φ 25.1mm car to Φ 24.8mm, the axial length of processing is 110mm, and processing mode is identical with first work step, wherein, the first step lathe tool 2 turning degree of depth is 0.12mm, the second step lathe tool 3 turning degree of depth is 0.03mm, and two step Cutting parameters are all got: lathe tool feed speed f=65mm/min, cutting speed v=120m/min.Reprocessing small end, is machined to 23mm by one end diameter, and the axial processing length of this end is 45mm.Use finish turning mode, lathe tool adopts polycrystal diamond cutter, and processing mode is identical with first work step, wherein, the first step lathe tool 2 turning degree of depth is 0.6mm, and the second step lathe tool 3 turning degree of depth is 0.3mm, two step Cutting parameters are all got: lathe tool feed speed f=45mm/min, cutting speed v=100m/min.Workpiece is taken off after car is complete, by 150 DEG C of high-temperature steams, the high rigidity paraffin infiltrated in Porous titanium part is converted into liquid state and removes, cutting two end faces are required according to length dimension with Linear cut, length reaches drawing requirement, then clean, finally complete processing, show after testing, seldom, it is 7% that the porosity that machined surface pore plugging causes reduces mean value to the blocking of processing rear surface.All check tool nose radius of corner before the every part processing of above-mentioned processing final step finish turning, shaving tool blade radius must be less than 0.3mm.
Embodiment 2
A method for turning for Porous titanium, workpiece, as Fig. 3, wherein, holds d1=25.6mm greatly, and its length is 60mm, small end d2=23.6mm, and its length is 40mm, and blank diameter used is 30mm; Be the Porous titanium base filling solidification of 75% ~ 85% by porosity with high rigidity paraffin (hardness ShoreD55-60), to be fixed clamping with fixture 4 in Lathe Spindle Box 5, carry out turnery processing, make processing district near cutter reach-180 DEG C ~-190 DEG C with liquid nitrogen and keep in whole process, process, cutter for same material and cutter require with embodiment 1, its parameter is as table 1, show after testing, seldom, it is 6.2% that the porosity that machined surface pore plugging causes reduces mean value to the blocking of processing rear surface.
The Cutting parameters of table 1 embodiment 2 Porous titanium
Embodiment 3
A method for turning for Porous titanium, workpiece, as Fig. 3, wherein, holds d1=26mm greatly, and its length is 60mm, small end d2=24mm, and its length is 40mm, and blank diameter used is 30mm; Be the Porous titanium base filling solidification of 65% ~ 75% by porosity with high rigidity paraffin (hardness ShoreD55-60), to be fixed clamping with fixture 4 in Lathe Spindle Box 5, carry out turnery processing, make processing district near cutter reach-175 DEG C ~-185 DEG C with liquid nitrogen and keep in whole process, process, cutter for same material and cutter require with embodiment 1, its parameter is as table 2, show after testing, seldom, it is 4.9% that the porosity that machined surface pore plugging causes reduces mean value to the blocking of processing rear surface.
The Cutting parameters of table 2 embodiment 3 Porous titanium
Embodiment 4
A method for turning for porous tantalum metal, workpiece, as Fig. 3, holds d1=24.8mm greatly, and its length is 60mm, small end d2=23mm, and its length is 40mm, and blank diameter used is 30mm; Be the porous tantalum metal base filling solidification of 60% ~ 70% by porosity with high rigidity paraffin (hardness ShoreD55-60), to be fixed clamping with fixture 4 in Lathe Spindle Box 5, carry out turnery processing, make processing district near cutter reach-180 DEG C ~-185 DEG C with liquid nitrogen and keep in whole process, during processing porous metal 1, the large end of first processing, blank being worked into diameter is 24.8mm.First work step is rough turn, cutter material adopts carbide alloy YG 8, by cylindrical by Φ 30mm car to Φ 25.1mm, the axial length of processing is 110mm, this turning work step is divided into two steps, the first step, with lathe tool 2 from porous metal 1 end car 110mm vertically, the turning degree of depth is 1.8mm, Cutting parameters is got: lathe tool feed speed f=85mm/min, cutting speed v=50m/min, second step, by the extension position being arranged on the main shaft opposite side lathe tool relative with first step lathe tool 23 and terminating from first step lathe tool 2 turning, namely turning is started apart from 110mm place, porous metal 1 end to end, main shaft direction of rotation is contrary with the first step, the turning degree of depth is 0.65mm, all the other Cutting parameters are identical with the first step.Second work step is finish turning, lathe tool adopts the carbide alloy YG 8 cutter of physical vapour deposition (PVD), by cylindrical by Φ 25.1mm car to Φ 24.8mm, the axial length of processing is 110mm, processing mode is identical with first work step, and the first step lathe tool 2 turning degree of depth is 0.12mm, and the second step lathe tool 3 turning degree of depth is 0.03mm, two step Cutting parameters are all got: lathe tool feed speed f=80mm/min, cutting speed v=90m/min.Reprocessing small end, is machined to 23mm by one end diameter, and the axial processing length of this end is 45mm.Use finish turning mode, lathe tool adopts the carbide alloy YG 8 cutter of physical vapour deposition (PVD), processing mode is identical with first work step, wherein, the first step lathe tool 2 turning degree of depth is 0.6mm, the second step lathe tool 3 turning degree of depth is 0.3mm, and two step Cutting parameters are all got: lathe tool feed speed f=45mm/min, cutting speed v=70m/min.Workpiece is taken off after car is complete, by 150 DEG C of high-temperature steams, the high rigidity paraffin infiltrated in porous tantalum metalwork is converted into liquid state and removes, cutting two end faces are required according to length dimension with Linear cut, length reaches drawing requirement, then clean, finally complete processing, show after testing, seldom, it is 6.8% that the porosity that machined surface pore plugging causes reduces mean value to the blocking of processing rear surface.All check tool nose radius of corner before the every part processing of above-mentioned processing final step finish turning, shaving tool blade radius must be less than 0.3mm.
Embodiment 5
A method for turning for porous tantalum metal, workpiece, as Fig. 3, wherein, holds d1=25.6mm greatly, and its length is 60mm, small end d2=23.6mm, and its length is 40mm, and blank diameter used is 30mm; Be the porous tantalum metal base filling solidification of 65% ~ 75% by porosity with high rigidity paraffin (hardness ShoreD55-60), to be fixed clamping with fixture 4 in Lathe Spindle Box 5, carry out turnery processing, make processing district near cutter reach-190 DEG C ~-195 DEG C with liquid nitrogen and keep in whole process, process, cutter for same material and cutter require with embodiment 3, its parameter is as table 3, show after testing, seldom, it is 6% that the porosity that machined surface pore plugging causes reduces mean value to the blocking of processing rear surface.
The Cutting parameters of table 3 embodiment 5 porous tantalum metal
Embodiment 6
A method for turning for porous tantalum metal, workpiece, as Fig. 3, wherein, holds d1=26mm greatly, and its length is 60mm, small end d2=24mm, and its length is 40mm, and blank diameter used is 30mm; Be the porous tantalum metal base filling solidification of 75% ~ 85% by porosity with high rigidity paraffin (hardness ShoreD55-60), to be fixed clamping with fixture 4 in Lathe Spindle Box 5, carry out turnery processing, make processing district near cutter reach-185 DEG C ~-195 DEG C with liquid nitrogen and keep in whole process, process, cutter for same material and cutter require with embodiment 3, its parameter is as table 3, show after testing, show after testing, seldom, it is 4.8% that the porosity that machined surface pore plugging causes reduces mean value to the blocking of processing rear surface.
The Cutting parameters of table 4 embodiment 6 porous tantalum metal
Embodiment 7
A method for turning for porous niobium metal, workpiece, as Fig. 3, wherein, holds d1=23mm greatly, and its length is 60mm, small end d2=21mm, and its length is 40mm, and blank diameter used is 30mm; Fill and freezing solidification with the porous niobium metal base that porosity is 60% ~ 70% by distilled water, to be fixed clamping with fixture 4 in Lathe Spindle Box 5, carry out turnery processing, make processing district near cutter reach-40 DEG C ~-50 DEG C with liquid nitrogen and keep in whole process, during processing porous metal 1, the large end of first processing, blank being worked into diameter is 23mm.First work step is rough turn, cutter material adopts carbide alloy YG 8, by cylindrical by Φ 30mm car to Φ 23.2mm, the axial length of processing is 110mm, this turning work step is divided into two steps, the first step, with lathe tool 2 from porous metal 1 end car 110mm vertically, the turning degree of depth is 2.5mm, Cutting parameters is got: lathe tool feed speed f=85mm/min, cutting speed v=50m/min, second step, by the extension position being arranged on the main shaft opposite side lathe tool relative with first step lathe tool 23 and terminating from first step lathe tool 2 turning, namely turning is started apart from 110mm place, porous metal 1 end to end, main shaft direction of rotation is contrary with the first step, the turning degree of depth is 0.9mm, all the other Cutting parameters are identical with the first step.Second work step is finish turning, lathe tool adopts the carbide alloy YG 8 cutter of physical vapour deposition (PVD), by cylindrical by Φ 23.2mm car to Φ 23mm, the axial length of processing is 110mm, processing mode is identical with first work step, and the first step lathe tool 2 turning degree of depth is 0.07mm, and the second step lathe tool 3 turning degree of depth is 0.03mm, two step Cutting parameters are all got: lathe tool feed speed f=80mm/min, cutting speed v=90m/min.Reprocessing small end, one end diameter is machined to 21mm, and this end axial length is 45mm.Use finish turning mode, lathe tool adopts the carbide alloy YG 8 cutter of physical vapour deposition (PVD), processing mode is identical with first work step, wherein, the first step lathe tool 2 turning degree of depth is 0.8mm, the second step lathe tool 3 turning degree of depth is 0.2mm, and two step Cutting parameters are all got: lathe tool feed speed f=45mm/min, cutting speed v=70m/min.Workpiece is taken off after car is complete, immerse in boiling water, the ice-out in porous niobium metalwork is made to be water and to remove, dry rear Linear cut and require cutting two end faces according to length dimension, length reaches drawing requirement, then cleans, finally complete processing, show after testing, seldom, it is 6.7% that the porosity that machined surface pore plugging causes reduces mean value to the blocking of processing rear surface.All check tool nose radius of corner before the every part processing of above-mentioned processing final step finish turning, shaving tool blade radius must be less than 0.3mm.
Embodiment 8
A method for turning for porous niobium metal, workpiece, as Fig. 3, wherein, holds d1=23.8mm greatly, and its length is 60mm, small end d2=21.8mm, and its length is 40mm, and blank diameter used is 30mm; Fill and freezing solidification with the porous niobium metal base that porosity is 65% ~ 75% by distilled water, to be fixed clamping with fixture 4 in Lathe Spindle Box 5, carry out turnery processing, make processing district near cutter reach-55 DEG C ~-60 DEG C with liquid nitrogen and keep in whole process, process, cutter for same material and cutter require with embodiment 7, and its parameter, as table 5, shows after testing, seldom, it is 5.9% that the porosity that machined surface pore plugging causes reduces mean value to the blocking of processing rear surface.
The Cutting parameters of table 5 embodiment 8 porous niobium metal
Embodiment 9
A method for turning for porous niobium metal, workpiece, as Fig. 3, wherein, holds d1=23.8mm greatly, and its length is 60mm, small end d2=21.8mm, and its length is 40mm, and blank diameter used is 30mm; Fill and freezing solidification with the porous niobium metal base that porosity is 75% ~ 85% by distilled water, to be fixed clamping with fixture 4 in Lathe Spindle Box 5, carry out turnery processing, make processing district near cutter reach-45 DEG C ~-60 DEG C with liquid nitrogen and keep in whole process, process, cutter for same material and cutter require with embodiment 7, and its parameter, as table 6, shows after testing, seldom, it is 4.5% that the porosity that machined surface pore plugging causes reduces mean value to the blocking of processing rear surface.
The Cutting parameters of table 6 embodiment 9 porous niobium metal
Claims (16)
1. the method for turning of porous metals, comprise and the hole of porous metals blank to be processed is carried out filling solidification process, it is characterized in that: after a time turnery processing is carried out to the porous metals blank surface of solidification process, then carry out a passage turnery processing along the turning course bearing contrary with upper a time.
2. the method for turning of porous metals as claimed in claim 1, is characterized in that: the first step of every time turning work step uses lathe tool in main shaft side from porous metals blank bare terminal end outer end car to Len req; Second step, with lathe tool main shaft opposite side from porous metals blank first step lathe tool terminates the lengthwise location of turning turning to the initial end of first step turning, main shaft direction of rotation is contrary with the first step, lathe tool feed speed and cutting speed identical with the first step, the turning degree of depth is 20% ~ 100% of the first step lathe tool turning degree of depth.
3. the method for turning of porous metals as claimed in claim 1 or 2, adds and makes processing district near cutter reach less than-40 DEG C with cryogenic media and keep in whole process man-hour.
4. the method for turning of porous metals as claimed in claim 1 or 2, is characterized in that: the tool nose radius of corner of last one finish turning operation must not be greater than 0.3mm.
5. the method for turning of porous metals as claimed in claim 3, is characterized in that: the tool nose radius of corner of last one finish turning operation must not be greater than 0.3mm.
6. the method for turning of porous metals as claimed in claim 1 or 2, is characterized in that: when turning POROUS TITANIUM, makes processing district near cutter reach less than-170 DEG C and keep in whole process with cryogenic media; Cutting parameters is got: be rough turnly: cutting depth gets 0.8mm ~ 1.8mm, lathe tool feed speed f=65mm/min ~ 75mm/min, cutting speed v=80m/min ~ 100m/min; Finish turning: cutting depth gets 0.03mm ~ 0.6mm, lathe tool feed speed f=45mm/min ~ 65mm/min, cutting speed v=100m/min ~ 120m/min.
7. the method for turning of porous metals as claimed in claim 3, is characterized in that: when turning POROUS TITANIUM, makes processing district near cutter reach less than-170 DEG C and keep in whole process with cryogenic media; Cutting parameters is got: be rough turnly: cutting depth gets 0.8mm ~ 1.8mm, lathe tool feed speed f=65mm/min ~ 75mm/min, cutting speed v=80m/min ~ 100m/min; Finish turning: cutting depth gets 0.03mm ~ 0.6mm, lathe tool feed speed f=45mm/min ~ 65mm/min, cutting speed v=100m/min ~ 120m/min.
8. the method for turning of porous metals as claimed in claim 4, is characterized in that: when turning POROUS TITANIUM, makes processing district near cutter reach less than-170 DEG C and keep in whole process with cryogenic media; Cutting parameters is got: be rough turnly: cutting depth gets 0.8mm ~ 1.8mm, lathe tool feed speed f=65mm/min ~ 75mm/min, cutting speed v=80m/min ~ 100m/min; Finish turning: cutting depth gets 0.03mm ~ 0.6mm, lathe tool feed speed f=45mm/min ~ 65mm/min, cutting speed v=100m/min ~ 120m/min.
9. the method for turning of porous metals as claimed in claim 5, is characterized in that: when turning POROUS TITANIUM, makes processing district near cutter reach less than-170 DEG C and keep in whole process with cryogenic media; Cutting parameters is got: be rough turnly: cutting depth gets 0.8mm ~ 1.8mm, lathe tool feed speed f=65mm/min ~ 75mm/min, cutting speed v=80m/min ~ 100m/min; Finish turning: cutting depth gets 0.03mm ~ 0.6mm, lathe tool feed speed f=45mm/min ~ 65mm/min, cutting speed v=100m/min ~ 120m/min.
10. the method for turning of porous metals as claimed in claim 1 or 2, is characterized in that: when turning porous tantalum, makes processing district near cutter reach less than-180 DEG C and keep in whole process with cryogenic media; Cutting parameters is got: be rough turnly: cutting depth gets 0.65mm ~ 1.8mm, lathe tool feed speed f=85mm/min ~ 105mm/min, cutting speed v=50m/min ~ 70m/min; Finish turning: cutting depth gets 0.03mm ~ 0.6mm, lathe tool feed speed f=45mm/min ~ 80mm/min, cutting speed v=70m/min ~ 90m/min.
The method for turning of 11. porous metals as claimed in claim 3, is characterized in that: when turning porous tantalum, makes processing district near cutter reach less than-180 DEG C and keep in whole process with cryogenic media; Cutting parameters is got: be rough turnly: cutting depth gets 0.65mm ~ 1.8mm, lathe tool feed speed f=85mm/min ~ 105mm/min, cutting speed v=50m/min ~ 70m/min; Finish turning: cutting depth gets 0.03mm ~ 0.6mm, lathe tool feed speed f=45mm/min ~ 80mm/min, cutting speed v=70m/min ~ 90m/min.
The method for turning of 12. porous metals as claimed in claim 4, is characterized in that: when turning porous tantalum, makes processing district near cutter reach less than-180 DEG C and keep in whole process with cryogenic media; Cutting parameters is got: be rough turnly: cutting depth gets 0.65mm ~ 1.8mm, lathe tool feed speed f=85mm/min ~ 105mm/min, cutting speed v=50m/min ~ 70m/min; Finish turning: cutting depth gets 0.03mm ~ 0.6mm, lathe tool feed speed f=45mm/min ~ 80mm/min, cutting speed v=70m/min ~ 90m/min.
The method for turning of 13. porous metals as claimed in claim 5, is characterized in that: when turning porous tantalum, makes processing district near cutter reach less than-180 DEG C and keep in whole process with cryogenic media; Cutting parameters is got: be rough turnly: cutting depth gets 0.65mm ~ 1.8mm, lathe tool feed speed f=85mm/min ~ 105mm/min, cutting speed v=50m/min ~ 70m/min; Finish turning: cutting depth gets 0.03mm ~ 0.6mm, lathe tool feed speed f=45mm/min ~ 80mm/min, cutting speed v=70m/min ~ 90m/min.
The method for turning of 14. porous metals as claimed in claim 1 or 2, is characterized in that: when turning porous niobium, makes processing district near cutter reach less than-40 DEG C and keep in whole process with cryogenic media; Cutting parameters is got: be rough turnly: cutting depth gets 0.9mm ~ 2.5mm, lathe tool feed speed f=85mm/min ~ 105mm/min, cutting speed v=50m/min ~ 70m/min; Finish turning: cutting depth gets 0.03mm ~ 0.8mm, lathe tool feed speed f=45mm/min ~ 80mm/min, cutting speed v=70m/min ~ 90m/min.
The method for turning of 15. porous metals as claimed in claim 4, is characterized in that: when turning porous niobium, makes processing district near cutter reach less than-40 DEG C and keep in whole process with cryogenic media; Cutting parameters is got: be rough turnly: cutting depth gets 0.9mm ~ 2.5mm, lathe tool feed speed f=85mm/min ~ 105mm/min, cutting speed v=50m/min ~ 70m/min; Finish turning: cutting depth gets 0.03mm ~ 0.8mm, lathe tool feed speed f=45mm/min ~ 80mm/min, cutting speed v=70m/min ~ 90m/min.
The method for turning of 16. porous metals as claimed in claim 5, it is characterized in that: when turning porous niobium, Cutting parameters is got: be rough turnly: cutting depth gets 0.9mm ~ 2.5mm, lathe tool feed speed f=85mm/min ~ 105mm/min, cutting speed v=50m/min ~ 70m/min; Finish turning: cutting depth gets 0.03mm ~ 0.8mm, lathe tool feed speed f=45mm/min ~ 80mm/min, cutting speed v=70m/min ~ 90m/min.
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Cited By (5)
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| CN109434135A (en) * | 2018-10-11 | 2019-03-08 | 北京遥感设备研究所 | A kind of fast turning processing technology of rubber structure part |
| CN112338624A (en) * | 2020-10-30 | 2021-02-09 | 中国航发贵州黎阳航空动力有限公司 | Method for preventing large-scale complex part cutting foreign matter residue |
| WO2021051901A1 (en) * | 2019-09-17 | 2021-03-25 | 山东大学 | Method for machining workpiece by means of cutting same to obtain surface with high integrity |
| CN113714502A (en) * | 2021-09-08 | 2021-11-30 | 西北有色金属研究院 | Preparation method of tubular porous metal element with micro permeation flux |
| CN116000322A (en) * | 2023-03-24 | 2023-04-25 | 安德里茨(佛山)智能制造有限公司 | Turning method of roller, electronic device, lathe, and storage medium |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109434135A (en) * | 2018-10-11 | 2019-03-08 | 北京遥感设备研究所 | A kind of fast turning processing technology of rubber structure part |
| WO2021051901A1 (en) * | 2019-09-17 | 2021-03-25 | 山东大学 | Method for machining workpiece by means of cutting same to obtain surface with high integrity |
| KR20210035100A (en) * | 2019-09-17 | 2021-03-31 | 산동 유니버시티 | Workpiece cutting method to obtain a high-integrity surface |
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| CN113714502A (en) * | 2021-09-08 | 2021-11-30 | 西北有色金属研究院 | Preparation method of tubular porous metal element with micro permeation flux |
| CN113714502B (en) * | 2021-09-08 | 2022-05-20 | 西北有色金属研究院 | Preparation method of tubular porous metal element with micro permeation flux |
| CN116000322A (en) * | 2023-03-24 | 2023-04-25 | 安德里茨(佛山)智能制造有限公司 | Turning method of roller, electronic device, lathe, and storage medium |
| CN116000322B (en) * | 2023-03-24 | 2023-05-23 | 安德里茨(佛山)智能制造有限公司 | Turning method of roller, electronic device, lathe, and storage medium |
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Inventor after: Zhao Yu Inventor after: Ye Lei Inventor before: Ye Lei |