CN104070207B - A kind of axis products deep hole processing drill bit and method - Google Patents
A kind of axis products deep hole processing drill bit and method Download PDFInfo
- Publication number
- CN104070207B CN104070207B CN201410277581.3A CN201410277581A CN104070207B CN 104070207 B CN104070207 B CN 104070207B CN 201410277581 A CN201410277581 A CN 201410277581A CN 104070207 B CN104070207 B CN 104070207B
- Authority
- CN
- China
- Prior art keywords
- blade
- auxiliary
- drill bit
- deep hole
- cutter hub
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2251/00—Details of tools for drilling machines
- B23B2251/40—Flutes, i.e. chip conveying grooves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/06—Drills with lubricating or cooling equipment
- B23B51/063—Deep hole drills, e.g. ejector drills
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling Tools (AREA)
Abstract
The invention provides a kind of axis products deep hole processing drill bit and method, drill bit wherein comprises cutter hub and is fixedly connected on the blade of cutter hub taper work end, chip removal chamber is set in cutter hub, be provided with the chip-removal hole communicating with chip removal chamber and be connected the chip dividing groove communicating with chip-removal hole at cutter hub taper work end, blade comprises at least two auxiliary blades that main blade and ring main blade distribute, parallel but do not overlap through the axis of main blade apex point and the central axis of cutter hub, and the cutting edge of main blade and auxiliary blade is all positioned at the same taper cutwork face of drill bit, this cutwork face keeps comprehensive engagement with the deep hole scope of operation all the time in bit bore process. the present invention has overcome the defect that sheet type fluted drill chisel edge is long, axial resistance is large, reliable point of bits and interior chip removal mode in bit bore process are realized, greatly improve the drilling efficiency of deep hole machining, the safety coefficient while being simultaneously conducive to extend the service life of cutter and improve bore operation.
Description
Technical field
The present invention relates to deep hole machinery processing technique field, especially relate to a kind of axis products deep hole processing drill bit and sideMethod.
Background technology
In the time that axis products is carried out to deep hole machining, due to the function of its deep hole, to be mainly water flowing cooling, therefore machining accuracyLess demanding. Existing deep hole machining mode normally adopts thin slice to bore formula deep hole machining, mainly comprises that following three classes addWork mode:
First kind processing mode: workpiece rotation, cutter (drill bit) does reciprocal rotation and feed motion;
Equations of The Second Kind processing mode: workpiece rotation, cutter (drill bit) does feed motion;
The 3rd class processing mode: workpiece is fixed, cutter (drill bit) rotation and feed motion.
Because being adopts thin slice to bore deep hole processing, in process, cannot carry out interior chip removal, can only be external chip discharging mode,Therefore, the bits grain cutting splashes and is easy to cause contamination, and may cause personal injury; In addition,Because the processing length of deep hole is longer, the drilling operation time is corresponding increase also, easily causes shorten cutter life,Working (machining) efficiency is corresponding reduction also, can not meet the processing requirement of axis products.
Summary of the invention
The technical problem to be solved in the present invention is: the problem existing for prior art, provides a kind of axis products deep holeProcessing drill and method, improve the deep hole machining efficiency of axis products, extends the service life of cutter, and when operationSafety coefficient high.
The technical problem to be solved in the present invention realizes by the following technical solutions: a kind of axis products deep hole processing drill bit,Comprise cutter hub and the blade that is fixedly connected on cutter hub taper work end, chip removal chamber is set, in cutter hub taper in described cutter hubWorking end is provided with the chip-removal hole communicating with described chip removal chamber, and described blade comprises main blade and at least two auxiliary blades,Described main blade is fixedly connected on the end of cutter hub taper work end, and main blade free end end is " V " font apex point,And parallel but do not overlap through the axis of main blade apex point and the central axis of cutter hub, described auxiliary insert ring main blade distribution,And between an auxiliary blade cut sword place annular region of main blade cutting edge place annular region and contiguous main blade,The auxiliary blade cut sword place annular region that is positioned at main blade one side and the auxiliary cutter of same sequence that is positioned at main blade opposite sideBetween the annular region of sheet cutting edge place, all exist overlapping, between described main blade and adjacent auxiliary blade, adjacent auxiliaryChip dividing groove is all set between blade, and described chip dividing groove is all connected and communicates with chip-removal hole, the cutting of described main blade and auxiliary bladeCut the same taper cutwork face that sword is all positioned at drill bit.
Preferably, described auxiliary blade comprises the first auxiliary blade, the second auxiliary blade that lay respectively at the relative both sides of main bladeAnd the 3rd auxiliary blade and the 4th auxiliary blade, main blade cutting edge place annular region wherein and the 3rd auxiliary blade cutBetween the annular region of sword place, the first auxiliary blade cut sword place annular region and the 4th auxiliary blade cut sword place annularBetween region, between the second auxiliary blade cut sword place annular region and the 3rd auxiliary blade cut sword place annular region allExist overlapping, between described main blade and the second auxiliary blade, the 3rd auxiliary blade, the first auxiliary blade and the second auxiliary blade itBetween and between the 3rd auxiliary blade and the 4th auxiliary blade, chip dividing groove is all set, described chip dividing groove is all connected and communicates with chip-removal hole.
Preferably, the first described auxiliary blade cut tread degree is greater than the second auxiliary blade, the 3rd auxiliary blade and the 4th auxiliary cutterSheet cutting edge width.
Preferably, described drill bit also comprises guide pad, and described guide pad is fixedly connected on and cutter hub taper cutwork faceAdjacent cylinder outer surface, and the radially-outer surface of guide pad is arc surface, its radially maximum gauge equal cutter hub coneThe maximum gauge of shape cutwork face.
Preferably, described is 3-5mm through the spacing between axis and the central axis of cutter hub of main blade apex point.
Preferably, on described cutter hub, one end relative with main blade arranges nipple.
A kind of axis products deep hole processing method, is connected above-mentioned deep hole processing drill bit fix with hollow drill one end,The described drilling rod other end is connected with power set and fixes, and the chip removal chamber on drill bit communicates with the hollow cavity of drilling rod; ?While carrying out deep hole machining to being fixed on workpiece on workbench, described drilling rod and drill bit are driven and are made revolution fortune by power setMove and axial linear movement.
Preferably, in the time that workpiece is carried out to deep hole machining, lead in the deep hole having processed along the direction of advance of drill bitEnter the cooling-lubricant of certain pressure.
Preferably, the connecting portion of described drilling rod and drill bit arranges the screw thread of same specification, described drill bit and drilling rod compositionScrew thread is flexibly connected.
Compared with prior art, the invention has the beneficial effects as follows: by drill bit cutter hub, arrange main blade, auxiliary blade,The main cutting edge of drill bit is divided into some sections and be staggered by chip dividing groove, in the time of bit, is positioned at the same cone of drill bitThe main blade of shape cutwork face, the cutting edge of auxiliary blade have formed the cutwork face of a sealing, this cutworkFace keeps comprehensive engagement with the deep hole scope of operation all the time in bit bore process, has ensured the cutting speed of the deep hole scope of operationAnd cutting quality, but also can limit the Breadth Maximum of smear metal, so that point bits, chip removal when bore operation; ByKeep certain side-play amount in the central axis of the axis through main blade apex point and cutter hub, overcome sheet type fluted drillThe defect that chisel edge is long, axial resistance is large, and can form guiding stem stem when bore operation, drill bit is had preferably and leadTropism, is difficult for deflection when boring. Be cut the chip removal that the chip getting off enters chip dividing groove and enters cutter hub by chip-removal holeChamber, is finally discharged from outside drill bit cutter hub. Realize drill bit by this segmentation, staggered multi-tool edge drill bitReliable point of bits and interior chip removal mode in boring procedure, greatly improved the boring of axis products being carried out to deep hole machiningEfficiency makes be extended the service life of cutter simultaneously, and can not cause splashing of chip in process, favourableSafety coefficient in the time improving bore operation.
Brief description of the drawings
Fig. 1 is the front view of a kind of axis products deep hole processing drill bit of the present invention.
Fig. 2 is the left view of a kind of axis products deep hole processing drill bit of the present invention.
Fig. 3 is the partial enlarged drawing of A portion in Fig. 1.
Fig. 4 is the process principle figure of a kind of axis products deep hole processing method of the present invention.
The auxiliary blade of mark in figure: 1-first, the auxiliary blade of 2-second, 3-main blade, 4-the 3rd auxiliary blade, 5-the 4th is auxiliaryBlade, 6-guide pad, 7-chip removal chamber, 8-nipple, 9-cutter hub, 10-chip-removal hole, 11-power set, 12-Drilling rod, 13-drill bit, 14-clamp mechanism, 15-workpiece, 16-chip dividing groove.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and concrete enforcementThe present invention is described in detail for example. Should be appreciated that specific embodiment described herein is only in order to explain the present invention,Be not intended to limit the present invention.
A kind of axis products deep hole processing drill bit as shown in Figure 1 and Figure 2, solid in the taper work end welding of cutter hub 9Surely there are main blade 3 and the first auxiliary blade 1, the second auxiliary blade 2 and the 3rd that lay respectively at main blade 3 relative both sidesAuxiliary blade 4 and the 4th auxiliary blade 5, main blade 3 is wherein weldingly fixed on the end of cutter hub 9 taper work ends, itsFree end end is " V " font apex point, parallel but not through the axis of main blade 3 apex points and the central axis of cutter hub 9Overlap; The first auxiliary blade 1, the second auxiliary blade 2 and the 3rd auxiliary blade 4 wherein and the 4th auxiliary blade 5 ring operatorsSheet 3 distributes, described main blade 3 and the first auxiliary blade 1, the second auxiliary blade 2 and the 3rd auxiliary blade 4 and the 4th auxiliaryThe cutting edge of blade 5 is all positioned at the same taper cutwork face of drill bit, and main blade 3 cutting edge place annular regionsAnd between the 3rd auxiliary blade 4 cutting edge place annular regions, the first auxiliary blade 1 cutting edge place annular region and the 4thBetween auxiliary blade 5 cutting edge place annular regions, the second auxiliary blade 2 cutting edge place annular regions and the 3rd auxiliary bladeBetween 4 cutting edge place annular regions, all there is certain overlapping area. In cutter hub 9, be provided with columniform chip removalChamber 7, is provided with at cutter hub 9 taper work ends the chip-removal hole 10 communicating with chip removal chamber 7. Described main blade 3 and secondBetween auxiliary blade 2, the 3rd auxiliary blade 4, between the first auxiliary blade 1 and the second auxiliary blade 2 and the 3rd auxiliary blade 4And between the 4th auxiliary blade 5, chip dividing groove 16 is all set, chip dividing groove 16 is all connected and communicates with chip-removal hole 10.
Adopt the drill bit of said structure to be a kind of segmentation, be staggered and the interior chip removal mode drill bit of asymmetric multi-tool edge,In the time of bit, be positioned at main blade 3, the first auxiliary blade 1, the second auxiliary cutter of the same taper cutwork face of drill bitThe cutting edge of sheet 2 and the 3rd auxiliary blade 4 and the 4th auxiliary blade 5 has formed an enclosed cutwork face jointly,This cutwork face keeps comprehensive engagement with the deep hole scope of operation all the time in bit bore process, therefore, when boring notCan leave burr, be conducive to improve cutting speed and the cutting quality of drill bit to the deep hole scope of operation. Whole due to drill bitMain cutting edge is separated into five sections, and each section have different positions with respect to same center line, so just can be byThe width of smear metal is divided into five sections, thereby has greatly reduced the Breadth Maximum of single smear metal, dividing while making bore operationBits, chip removal is more prone to, reliably, and the cutting-impact power that each section of cutting edge bears reduces, and is conducive to extendThe service life of cutter. The axis of process main blade 3 apex points and the central axis of cutter hub 9 keep certain side-play amount,Conventionally this side-play amount is 3-5mm, can make like this drill bit in the time of bore operation, form guiding stem stem, ensures that drill bit hasGuidance quality preferably, thus in the time of boring, be difficult for deflection, avoid traditional sheet type fluted drill chisel edge length, axially resistanceThe defect that power is large. Be cut the chip major part of getting off and enter chip dividing groove 16, then enter cutter hub 9 by chip-removal hole 10Inner chip removal chamber 7, is finally discharged from outside drill bit cutter hub 9 along chip removal chamber 7, can by this interior chip removal modeDrilling efficiency and drilling quality when greatly improving deep hole machining, and can not cause splashing of chip, be conducive toSafety coefficient while improving bore operation.
In the time of bore operation, consider that other auxiliary blades of cutting-impact force rate that the first auxiliary blade 1 bears bearCutting-impact power is larger, can make the first auxiliary blade 1 cutting edge width be greater than the second auxiliary blade 2, the 3rd auxiliary blade 4With the 4th auxiliary blade 5 cutting edge width, to ensure that the first auxiliary blade 1 has relatively high impact strength, favourableIn the functional reliability that improves drill bit. In addition, because each section of cutting edge of drill bit is to be distributed in asymmetrically unbearable twoSide, in the time of bore operation, after the most radial cutting force that drill bit bears is repealed by implication, also can remain certain largeLittle radial load. For balance radial cutting force, near on the cutter hub 9 of drill bit tapering point, two guide pads 6 are being set,Described two guide pads 6 all adopt carbide alloy guide pad, and are roughly 90 degree angles and are weldingly fixed on and cutter hub 9The cylinder outer surface that taper cutwork face is adjacent, the radially-outer surface of each guide pad 6 is arc surface, its footpathEqual the maximum gauge of cutter hub 9 taper cutwork faces to maximum gauge, in the time carrying out bore operation, can make like thisThe arc surface that obtains guide pad 6 is close on the machined surface of boring, avoids boring to produce deflection. At the work of holingWhen industry, drill bit is not only done gyration, also makes axial linear movement simultaneously, especially when deep hole processing, and the lacking of drill bitPermitted the significantly deflection that deflection may cause deep hole, for fear of this thing happens, can be by guide pad 6 radiallyOuter surface is processed into the inclination arc surface with axial tapering, and the axial cross section that namely makes guide pad 6 is back taper,And guide pad 6 is in the radial height maximum near cutter hub 9 taper cutwork face one end. Preferably, outside guide pad 6Circle should grind the back taper of 0.2-0.3mm, makes the maximum end of the axial cross section of guide pad 6 exceed than smallest end0.2-0.3mm, such structure not only can ensure that bit cutting is steady, also the deep hole hole wall of having processed is played simultaneouslyPush and guide effect, be conducive to improve working (machining) efficiency and the crudy of deep hole.
While utilizing drill bit of the present invention to carry out deep hole machining to axis products, its processing method principle as shown in Figure 4, toolBody:
First, workpiece 15 is fixed on workbench by clamp mechanism 14, adjusts clamp mechanism 14 and make workpiece 15In level;
Then, above-mentioned deep hole processing drill bit 13 is connected and is fixed with hollow drill 12 one end, drilling rod 12 other endsBe connected and fix with power set 11, the chip removal chamber 7 on described drill bit 13 should be protected with the hollow cavity on drilling rod 12Hold and communicate;
Next, start power set 11 and carry out deep hole machining, power set 11 drive drilling rod 12 and drill bit 13 to doGyration and axial linear movement, the gyration by drill bit 13 and the feed motion boring procedure that combined.The chip major part of cutting enters chip dividing groove 16, then enters the chip removal chamber 7 of cutter hub 9 inside by chip-removal hole 10,Chip in chip removal chamber 7 enters the hollow cavity of drilling rod 12 along chip removal chamber 7, be finally discharged to outside drilling rod 12Chip retracting device in.
For fear of in boring procedure because caloric value causes drill bit 13 excess Temperatures too greatly so that damage drill bit 13Main cutting edge, in the time that axis products workpiece 15 is carried out to deep hole machining, can be along the direction of advance of drill bit 13 toIn the deep hole processing, pass into the cooling-lubricant of certain pressure, this cooling-lubricant carries out drill bit 13 on the one hand in timeCooling, improve service life of drill bit 13, the most chips that also make the to cut lubricating fluid that is cooled suitable simultaneouslyProfit pours chip removal chamber 7, and along with lubricating fluid is discharged the hollow cavity of drilling rod 12. Due to the work of drill bit 13 main cutting edgesTaper surface as face, for the chip that makes the to cut lubricating fluid that is cooled as much as possible pours chip removal chamber 7 smoothly,The top angle of taper cutwork face that can drill bit 13 is set to 135-145 degree. By this interior chip removal modeGreatly improve drilling efficiency and drilling quality, also can not cause splashing of chip, be conducive to improve bore operationSafety coefficient. According to the different requirements from intensity to wearability of drill bit 13 main cutting edge each several parts, conventionally, be arranged on brillThe main blade 3 at 13 middle parts adopts the YG8 blade of good toughness, and auxiliary blade adopts the YT15 that hardness is high, wearability is goodBlade, cutter hub 9 adopts 40Cr steel, thereby makes drill bit 13 go for the deep hole machining of unlike material axis productsOperating mode, and be conducive to extend service life of drill bit cutter, improve deep hole machining efficiency.
The replacing of considering drill bit 13 is convenient, and on cutter hub 9, one end relative with main blade 3 arranges nipple 8,Corresponding with it, drilling rod 12 and the screw thread of drill bit 13 connecting portions are arranged to same specification screw thread, described drill bit13 form screw thread by nipple 8 with drilling rod 12 is flexibly connected, the very big like this dismounting that facilitates drill bit 13. InstituteState nipple 8 and be preferably arranged to shallow tooth rectangular thread joint, its screw thread depth of threat is 1.5-2mm, as shown in Figure 3.So just can adopt same diameter drilling rod 12 to be fixedly connected with power set 11, at needs more when bit change 13, noDismounting drilling rod 12 simultaneously, both can ensure rigidity and the intensity of cutter hub 9, so that can suitably increase drill bit in the time of boring13 the amount of feeding, can reduce again tool change time, thereby has improved the working (machining) efficiency of deep hole. Through compare test, and adoptBore formula deep hole machining mode with traditional thin slice and compare, adopt drill bit 13 of the present invention and deep hole processing method to come sameOne axis products carries out deep hole machining, and its working (machining) efficiency can promote approximately four times.
The foregoing is only preferred embodiment of the present invention,, in order to limit the present invention, not it should be pointed out thatThe quantity of drill bit main cutting edge can be also three above odd numbers, and main blade and the auxiliary blade of even number, concreteQuantity is determined according to deep hole size to be processed. Therefore, all done within the spirit and principles in the present invention any repairProtection scope of the present invention changes, be equal to replacement and improvement etc., within all should be included in.
Claims (8)
1. an axis products deep hole processing drill bit, comprises cutter hub (9) and is fixedly connected on cutter hub (9) taper workThe blade of end, is characterized in that: also comprise guide pad (6), chip removal chamber (7) is set, at cutter in described cutter hub (9)Body (9) taper work end is provided with the chip-removal hole (10) communicating with described chip removal chamber (7), and described blade comprises operatorSheet (3) and at least two auxiliary blades, described main blade (3) is fixedly connected on the end of cutter hub (9) taper work end,Main blade (3) free end end is " V " font apex point, and axis and the cutter hub (9) of process main blade (3) apex pointCentral axis parallel but do not overlap, described auxiliary insert ring main blade (3) distributes, and main blade (3) cutting edge instituteBetween annular region and an auxiliary blade cut sword place annular region of contiguous main blade (3), be positioned at main blade (3)The auxiliary blade cut sword place annular region of one side and the auxiliary blade cut of same sequence that is positioned at main blade (3) opposite sideBetween the annular region of sword place, all exist overlapping, between described main blade (3) and adjacent auxiliary blade, adjacent auxiliary cutterChip dividing groove (16) is all set between sheet, and described chip dividing groove (16) is all connected and communicates with chip-removal hole (10), described operatorThe cutting edge of sheet (3) and auxiliary blade is all positioned at the same taper cutwork face of drill bit, and described guide pad (6) is fixingBe connected to the cylinder outer surface adjacent with cutter hub (9) taper cutwork face, its radially-outer surface is for having axial coneThe inclination arc surface of degree, and radially high near cutter hub (9) taper cutwork face one end of described guide pad (6)Degree is maximum.
2. a kind of axis products deep hole processing drill bit according to claim 1, is characterized in that: described auxiliary cutterSheet comprises the first auxiliary blade (1), the second auxiliary blade (2) and the 3rd that lay respectively at the relative both sides of main blade (3)Auxiliary blade (4) and the 4th auxiliary blade (5), main blade (3) cutting edge place annular region wherein and the 3rd auxiliary cutterBetween the annular region of sheet (4) cutting edge place, the first auxiliary blade (1) cutting edge place annular region and the 4th auxiliary cutterBetween the annular region of sheet (5) cutting edge place, the second auxiliary blade (2) cutting edge place annular region and the 3rd auxiliary cutterBetween the annular region of sheet (4) cutting edge place, all exist overlapping, described main blade (3) and the second auxiliary blade (2),Between the 3rd auxiliary blade (4), between the first auxiliary blade (1) and the second auxiliary blade (2) and the 3rd auxiliary blade (4)And between the 4th auxiliary blade (5), chip dividing groove (16) is all set, described chip dividing groove (16) all connects with chip-removal hole (10)Connect and communicate.
3. a kind of axis products deep hole processing drill bit according to claim 2, is characterized in that: described firstAuxiliary blade (1) cutting edge width is greater than the second auxiliary blade (2), the 3rd auxiliary blade (4) and the 4th auxiliary blade (5) and cutsCut tread degree.
4. according to a kind of axis products deep hole processing drill bit described in claim 1 or 2, it is characterized in that: described inBe 3-5mm through the spacing between axis and the central axis of cutter hub (9) of main blade (3) apex point.
5. according to a kind of axis products deep hole processing drill bit described in claim 1 or 2, it is characterized in that: described inThe upper one end relative with main blade (3) of cutter hub (9) arranges nipple (8).
6. an axis products deep hole processing method, is characterized in that: deep hole machining as claimed in claim 1 is boredHead (13) is connected and fixes with hollow drill (12) one end, described drilling rod (12) other end and power set (11)Connect and fix, the chip removal chamber (7) on drill bit (13) communicates with the hollow cavity of drilling rod (12); To being fixed onWhen workpiece (15) on workbench carries out deep hole machining, described drilling rod (12) and drill bit (13) are by power set (11)Gyration and axial linear movement are made in driving.
7. a kind of axis products deep hole processing method according to claim 6, is characterized in that: to workpiece (15)While carrying out deep hole machining, in the deep hole having processed, pass into the cold of certain pressure along the direction of advance of drill bit (13)But lubricating fluid.
8. according to a kind of axis products deep hole processing method described in claim 6 or 7, it is characterized in that: described inThe connecting portion of drilling rod (12) and drill bit (13) arranges the screw thread of same specification, described drill bit (13) and drilling rod (12)Composition screw thread is flexibly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410277581.3A CN104070207B (en) | 2014-06-20 | 2014-06-20 | A kind of axis products deep hole processing drill bit and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410277581.3A CN104070207B (en) | 2014-06-20 | 2014-06-20 | A kind of axis products deep hole processing drill bit and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104070207A CN104070207A (en) | 2014-10-01 |
| CN104070207B true CN104070207B (en) | 2016-05-11 |
Family
ID=51592038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410277581.3A Expired - Fee Related CN104070207B (en) | 2014-06-20 | 2014-06-20 | A kind of axis products deep hole processing drill bit and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104070207B (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104763346A (en) * | 2015-03-12 | 2015-07-08 | 孙飞 | Hollow-out inner cutting discharge alloy drill bit |
| CN107584159A (en) * | 2016-07-07 | 2018-01-16 | 昆山捷鑫辰精密工业刀具有限公司 | A kind of high-intensity welding formula carbide drill |
| CN106735456A (en) * | 2016-11-11 | 2017-05-31 | 丹阳宝联五金制品有限公司 | A kind of interior chip-removal drill bit |
| CN108788252A (en) * | 2018-06-21 | 2018-11-13 | 上海电机学院 | A kind of processing method of drilling tool and its looping pit |
| CN109570577B (en) * | 2018-12-25 | 2023-10-13 | 浙江欣兴工具股份有限公司 | Inner chip removal deep hole drill for deep hole machining and drilling method thereof |
| CN111390238B (en) * | 2020-04-27 | 2022-03-15 | 昆明学院 | Heavy-duty lathe spray suction drill mechanical system |
| CN112091288B (en) * | 2020-07-27 | 2021-12-07 | 北京实验工厂有限责任公司 | Lengthened twist drill for processing elongated hole |
| CN112222487A (en) * | 2020-09-22 | 2021-01-15 | 华东理工大学 | Drill bit convenient to chip removal |
| CN112809047B (en) * | 2020-12-30 | 2022-07-19 | 浙江欣兴工具股份有限公司 | Rolling support type deep hole drill |
| CN115365765B (en) * | 2022-07-29 | 2023-11-21 | 广联航空工业股份有限公司 | Deep hole machining method with position precision requirement |
| CN115307959A (en) * | 2022-08-17 | 2022-11-08 | 北京卫星制造厂有限公司 | Drill bit, spiral sampling part and extraterrestrial celestial body sampling drilling tool |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2185647Y (en) * | 1993-12-31 | 1994-12-21 | 西安石油学院 | Multi-sharp-toothed deep hole drill |
| CN201807770U (en) * | 2010-07-29 | 2011-04-27 | 哈尔滨汽轮机厂有限责任公司 | Inner-chip removal deep-hole drill |
| CN202263957U (en) * | 2011-10-13 | 2012-06-06 | 金川集团有限公司 | Deep-hole drill machine for liquid-copper jackets |
| CN203887269U (en) * | 2014-06-20 | 2014-10-22 | 乐山斯堪纳机械制造有限公司 | Deep hole machining drill bit for shaft products |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010018959A1 (en) * | 2010-04-23 | 2011-10-27 | Tbt Tiefbohrtechnik Gmbh + Co | Drilling head for a deep drilling tool for BTA deep drilling and deep hole drilling tool |
-
2014
- 2014-06-20 CN CN201410277581.3A patent/CN104070207B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2185647Y (en) * | 1993-12-31 | 1994-12-21 | 西安石油学院 | Multi-sharp-toothed deep hole drill |
| CN201807770U (en) * | 2010-07-29 | 2011-04-27 | 哈尔滨汽轮机厂有限责任公司 | Inner-chip removal deep-hole drill |
| CN202263957U (en) * | 2011-10-13 | 2012-06-06 | 金川集团有限公司 | Deep-hole drill machine for liquid-copper jackets |
| CN203887269U (en) * | 2014-06-20 | 2014-10-22 | 乐山斯堪纳机械制造有限公司 | Deep hole machining drill bit for shaft products |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104070207A (en) | 2014-10-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104070207B (en) | A kind of axis products deep hole processing drill bit and method | |
| RU2469820C2 (en) | Drill for high-speed drilling of composite materials, and drilling method using above described drill | |
| US20160001381A1 (en) | Cutting tool, especially a friction tool, milling tool or drilling tool. | |
| CA2882855C (en) | Single-lip drill | |
| CN101511513B (en) | Modular drilling tool and method for the production thereof | |
| US20180029142A1 (en) | Single-lip deep hole drill | |
| US20120121351A1 (en) | Deep hole drill | |
| CN106001650A (en) | Large-length-diameter-ratio guiding sectional boring rod | |
| CN106956049A (en) | A kind of bimetallic critical point drilling tool and its application method | |
| CN203887269U (en) | Deep hole machining drill bit for shaft products | |
| JP6389205B2 (en) | Machining method using drill and drill with coolant injection hole | |
| US11571754B2 (en) | Single-lip deep-hole drill with a chamfered rake face | |
| CN104551121A (en) | Corn twist drill | |
| NO326961B1 (en) | cutting tool | |
| JP4966717B2 (en) | Drilling tool | |
| JP2014039963A (en) | Drill with coolant jet hole | |
| CN102128729B (en) | Process and process equipment for sampling depth of center position of small hole shaft part | |
| CN203711944U (en) | Durable drill | |
| CN105195794A (en) | Tungsten alloy non-standard rod | |
| CN109079447B (en) | Deep hole machining method for diesel engine frame | |
| CN207171030U (en) | Drill bit for drilling deep hole | |
| CN104816022A (en) | Diamond bit | |
| CN215238038U (en) | Metal processing step drill bit and drilling machine assembly | |
| CN219683983U (en) | Boring cutter special for deep hole machining | |
| CN212976854U (en) | Cylinder sleeve processing drill bit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160511 Termination date: 20200620 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |