CN105903987A - Fine boring cutter - Google Patents
Fine boring cutter Download PDFInfo
- Publication number
- CN105903987A CN105903987A CN201610350569.XA CN201610350569A CN105903987A CN 105903987 A CN105903987 A CN 105903987A CN 201610350569 A CN201610350569 A CN 201610350569A CN 105903987 A CN105903987 A CN 105903987A
- Authority
- CN
- China
- Prior art keywords
- sliding sleeve
- boring cutter
- adjusting screw
- fine boring
- fine
- 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.)
- Pending
Links
- 238000010030 laminating Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 230000000694 effects Effects 0.000 description 8
- 238000003754 machining Methods 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 6
- 238000003801 milling Methods 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
- B23B29/03—Boring heads
- B23B29/034—Boring heads with tools moving radially, e.g. for making chamfers or undercuttings
- B23B29/03403—Boring heads with tools moving radially, e.g. for making chamfers or undercuttings radially adjustable before starting manufacturing
- B23B29/03407—Boring heads with tools moving radially, e.g. for making chamfers or undercuttings radially adjustable before starting manufacturing by means of screws and nuts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
- B23B27/14—Cutting tools of which the bits or tips or cutting inserts are of special material
- B23B27/16—Cutting tools of which the bits or tips or cutting inserts are of special material with exchangeable cutting bits or cutting inserts, e.g. able to be clamped
- B23B27/1662—Cutting tools of which the bits or tips or cutting inserts are of special material with exchangeable cutting bits or cutting inserts, e.g. able to be clamped with plate-like cutting inserts clamped against the walls of the recess in the shank by a clamping member acting upon the wall of a hole in the cutting insert
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2200/00—Details of cutting inserts
- B23B2200/32—Chip breaking or chip evacuation
- B23B2200/328—Details of chip evacuation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses a fine boring cutter and belongs to the field of machined cutters. The fine boring cutter comprises a round handle, a cutter body and a sliding sleeve shaft, wherein the round handle is inserted in a machine tool; a through hole is formed in the cutter body; a fine tuning device is arranged in the through hole; the sliding sleeve shaft is arranged at the other end of a driven adjusting screw and is movably connected with the driven adjusting screw through a fine tuning nut; a limiting structure is arranged at one end of the sliding sleeve shaft; the sliding sleeve shaft is fixedly connected with a blade bearing through the limiting structure. Compared with the prior art, a double-dial structure formed by combining a driving adjusting dial with a driven adjusting dial is adopted, has the maximum precision of 0.001 mm, and can carry out quick and precise fine tuning on the working radius of the fine boring cutter to realize the purpose of high precision fine tuning, so that the fine boring cutter has excellent market prospect and economic value.
Description
Technical field
The invention belongs to machine tool field, particularly relate to a kind of fine boring cutter.
Background technology
Milling cutter, for Milling Process, the rotary cutter with one or more cutter tooth.During work, each cutter tooth cuts the surplus of workpiece the most off and on.Milling cutter is mainly used on milling machine processing plane, step, groove, profiled surface and cut-out workpiece etc., is divided into fine boring cutter and fine boring cutter according to the difference of machining accuracy.
Fine boring cutter is the one of cutting tool for boring, is usable on boring machine, lathe or milling machine, and for existing hole is carried out semifinishing or finishing, the most frequently used occasion is exactly hole machined, reaming etc. in boring.Along with the fast development of industrial technology, fine adjustment fine boring cutter is applied in production practices more and more.When bore hole in order to make hole obtain high dimensional accuracy, the radius of clean-up of finishing boring cutter needs to adjust exactly, but the fine adjustment fine boring cutter majority of domestic production at present is all ready-made fine setting right boring unit to be simply mounted on cutter hub make, this fine boring cutter is owing to being limited by right boring unit, cause adjusting range little, and Adjustment precision is the highest, using not exclusively location the blade bearing of the most existing boring cutter and the connection of boring cutter body more, easily there is relative movement in blade bearing and sliding sleeve axle, easily cause product bore hole efficiency to reduce, bore hole Aperture uncertainty；The blade bearing radial clearance angle face of existing boring cutter is arcwall face, the iron filings produced during cutting can not be dropped rapidly in the space of blade bearing with workpiece hole wall, work in-process iron filings are squeezed between blade bearing and the space of hole wall and make workpiece machining surface scratch, greatly reduce the machining accuracy of product surface.The problems referred to above, it would be highly desirable to solve.
Summary of the invention
The present invention is directed to deficiency of the prior art, it is provided that a kind of fine boring cutter.
In order to solve above-mentioned technical problem, the present invention is addressed by following technical proposals: a kind of fine boring cutter, including the round handle and the cutter body that insert lathe, this cutter body is provided with a through hole radially extended, it is provided with micromatic setting in this through hole, one end of described micromatic setting connects a blade bearing, described micromatic setting includes driven adjusting screw rod, one end of described driven adjusting screw rod is provided with driven regulation dial, described driven adjusting screw rod and one actively adjusting screw rod matches, one end of described active adjusting screw rod is provided with and actively regulates dial, also include the sliding sleeve axle being arranged on the described driven adjusting screw rod other end and being flexibly connected with described driven adjusting screw rod by a fine-tuning nut；One end of described sliding sleeve axle is provided with a position limiting structure, and described sliding sleeve axle is connected by described position limiting structure and described blade bearing are fixing；Described position limiting structure includes the boss being arranged on described sliding sleeve shaft end and is arranged on the retainingf key on described boss, and the hole, location on described blade bearing matches with the boss of described position limiting structure and retainingf key, and merga pass one securing member is fixing with the end of described sliding sleeve axle to be connected.
In order to obtain superior technique effect, technological improvement is further, and it is fixing screw that described blade bearing fixes the securing member being connected with described sliding sleeve axle.
In order to obtain superior technique effect, technological improvement is further, and the radial clearance angle of described blade bearing is provided with row and cuts groove.
In order to obtain superior technique effect, technological improvement is further, the radial slot perpendicular with described micromatic setting place through hole it is provided with on described cutter body, it is provided with taper pin in described radial slot, the side of described sliding sleeve axle is provided with the first groove, described taper pin and described first fit depressions, one end of described taper pin is provided with fixed screw.
In order to obtain superior technique effect, technological improvement is further, the screwed hole perpendicular with described micromatic setting place through hole it is provided with on described cutter body, the side of described sliding sleeve axle is provided with the second groove, is provided perpendicular to the lock screw of described second groove in described screwed hole.
In order to obtain superior technique effect, technological improvement is further, and described driven regulation dial is provided with 100 uniform lattices, and each lattice is 0.005 millimeter；Described actively regulation is provided with 50 uniform lattices on dial, each lattice is 0.001 millimeter.
In order to obtain superior technique effect, technological improvement is further, and the pitch of the screw thread pair between described driven adjusting screw rod and described fine-tuning nut is 0.25 millimeter.
In order to obtain superior technique effect, technological improvement is further, is provided with fixing snap ring in the side of described cutter body, and described driven regulation dial and described active dial are embedded on described fixing snap ring.
In order to obtain superior technique effect, technological improvement is further, is provided with blade die cavity on described blade bearing, is locked on described blade bearing by described blade by a screw, described blade die cavity and the bottom of described blade and two side laminating.
The invention has the beneficial effects as follows: using and actively regulate dial and double dial structure that driven dial matches, full accuracy reaches 0.001 millimeter, can finely tune the radius of clean-up of fine boring cutter quickly and accurately, it is achieved the purpose of high precision fine tuning；It is arranged on the boss of sliding sleeve axial end and the connection precision connecting significantly more efficient raising blade bearing of retainingf key with blade bearing, connect rigidity, strengthen the stability of blade bearing, and it is prone to machining control, the row of blade bearing cuts groove makes cutter blade bearing when bore hole cuts present below relief angle bigger many than relief angle superjacent air space with processing hole wall, the iron filings produced during cutting can be dropped rapidly in the space of blade bearing with workpiece hole wall, avoid work in-process iron filings to be squeezed between blade bearing and the space of hole wall generation workpiece machining surface scratch, obtain more preferable surface processing accuracy；Blade occurs in which during using when a sword or two-edged damage, and can change blade angle and be continuing with, save processing cost, have good market prospects and economic worth.
Accompanying drawing explanation
Fig. 1 is the front view of fine boring cutter of the present invention.
Fig. 2 is the side view of fine boring cutter of the present invention.
Fig. 3 is the exploded perspective view of fine boring cutter of the present invention.
Fig. 4 is the schematic diagram that the active adjusting screw rod of the present invention matches with driven adjusting screw rod.
Fig. 5 is the internal structure schematic diagram of fine boring cutter of the present invention.
Detailed description of the invention
With detailed description of the invention, the present invention is described in further detail below in conjunction with the accompanying drawings.
See shown in Fig. 1 to Fig. 5, a kind of specific embodiment of fine boring cutter of the present invention.A kind of fine boring cutter, including the round handle 1 and the cutter body 2 that insert lathe, this cutter body 2 is provided with a through hole 3 radially extended, it is provided with micromatic setting 4 in this through hole 3, one end of described micromatic setting 4 connects a blade bearing 5, described micromatic setting 4 includes driven adjusting screw rod 41, one end of described driven adjusting screw rod 41 is provided with driven regulation dial 42, described driven adjusting screw rod 41 matches with an active adjusting screw rod 43, one end of described active adjusting screw rod 43 is provided with and actively regulates dial 44, also include the sliding sleeve axle 46 being arranged on described driven adjusting screw rod 41 other end and being flexibly connected with described driven adjusting screw rod 41 by a fine-tuning nut 45；One end of described sliding sleeve axle 46 is provided with a position limiting structure 47, and described sliding sleeve axle 46 is connected by described position limiting structure 47 is fixing with described blade bearing 5；Described position limiting structure 47 includes the boss 470 being arranged on described sliding sleeve axle 46 end and is arranged on the retainingf key 471 on described boss 470, and the merga pass one that matches with the boss 470 of described position limiting structure 47 and retainingf key 471 of the hole 50, location on described blade bearing 5 fastens that (51 fix with the end of described sliding sleeve axle 46 and to be connected.
In technique scheme, described blade bearing 5 securing member 51 that be connected fixing with described sliding sleeve axle 46 is fixing screw.
In technique scheme, the radial clearance angle of described blade bearing 5 is provided with row and cuts groove 52.
In technique scheme, the radial slot 20 perpendicular with described micromatic setting 4 place through hole 3 it is provided with on described cutter body 2, it is provided with taper pin 6 in described radial slot 20, the side of described sliding sleeve axle 46 is provided with the first groove 461, described taper pin 6 matches with described first groove 461, one end of described taper pin 6 is provided with fixed screw 60, by taper pin 6, sliding sleeve axle 46 will not be dropped out during regulation in cutter body 2.
In technique scheme, the screwed hole 21 perpendicular with described micromatic setting 4 place through hole 3 it is provided with on described cutter body 2, the side of described sliding sleeve axle 46 is provided with the second groove 462, is provided perpendicular to the lock screw 463 of described second groove 462 in described screwed hole 21.Withstand sliding sleeve axle 46 by lock screw 463, sliding sleeve axle 46 is locked in cutter body 2, it is to avoid shake cutter phenomenon occurs.
In technique scheme, described driven regulation dial 42 being provided with 100 uniform lattices, each lattice is 0.005 millimeter；Described actively regulation is provided with 50 uniform lattices on dial 44, each lattice is 0.001 millimeter.
In technique scheme, the pitch of the screw thread pair between described driven adjusting screw rod 41 and described fine-tuning nut 45 is 0.25 millimeter.
In technique scheme, being provided with fixing snap ring 22 in the side of described cutter body 2, described driven regulation dial 42 and described active dial 44 are embedded on described fixing snap ring 22.
In technique scheme, being provided with blade die cavity 53 on described blade bearing 5, be locked on described blade bearing 5 by a blade 7 by a screw 54, the cross section of described blade 7 is triangular in shape, described blade die cavity 53 and the bottom of described blade 7 and two side laminating.
When machining, cutter is adjusted, the present invention uses and actively regulates dial 42 and double dial structure that driven dial 44 matches, actively regulate dial 44 by screw regulation and drive actively adjusting screw rod 43, and then regulate driven adjusting screw rod 41 and drive driven regulation dial 42, fine-tuning nut 45 forward-reverse, when driven adjusting screw rod 41 rotates 1 circle, fine-tuning nut 45 forward-reverse 0.25mm, same blade bearing 5 also forward-reverse 0.25mm, when processing workpiece, hole be changed to radius variable ∑ Rx2=0.25mm x2=0.5mm, full accuracy reaches 0.001 millimeter, the radius of clean-up of fine boring cutter can be carried out quickly, accurately finely tune, realize the purpose of high precision fine tuning；It is arranged on the boss 470 of sliding sleeve axle 46 end face and the connection precision connecting significantly more efficient raising blade bearing 5 of retainingf key 471 with blade bearing 5, connect rigidity, strengthen the stability of blade bearing 5, and it is prone to machining control, the row of blade bearing 5 cuts groove 52 makes cutter blade bearing 5 when bore hole cuts present below relief angle bigger many than relief angle superjacent air space with processing hole wall, the iron filings produced during cutting can be dropped rapidly in the space of blade bearing 5 with workpiece hole wall, work in-process iron filings are avoided to be squeezed between blade bearing 5 and the space of hole wall generation workpiece machining surface scratch, obtain more preferable surface processing accuracy；Blade 7 occurs in which during using when a sword or two-edged damage, and can change blade angle and be continuing with, save processing cost, have good market prospects and economic worth.
The listed above specific embodiment being only the present invention, it is clear that the invention is not restricted to above embodiment.All deformation that those of ordinary skill in the art can directly derive from present disclosure or associate, all should belong to protection scope of the present invention.
Claims (9)
- null1. a fine boring cutter，Including the round handle (1) and the cutter body (2) that insert lathe，This cutter body (2) is provided with a through hole radially extended (3)，Micromatic setting (4) it is provided with in this through hole (3)，One end of described micromatic setting (4) connects a blade bearing (5)，It is characterized in that: described micromatic setting (4) includes driven adjusting screw rod (41)，One end of described driven adjusting screw rod (41) is provided with driven regulation dial (42)，Described driven adjusting screw rod (41) is matched with active adjusting screw rod (43)，One end of described active adjusting screw rod (43) is provided with and actively regulates dial (44)，Also include the sliding sleeve axle (46) being arranged on described driven adjusting screw rod (41) other end and being flexibly connected with described driven adjusting screw rod (41) by a fine-tuning nut (45)；One end of described sliding sleeve axle (46) is provided with a position limiting structure (47), and described sliding sleeve axle (46) is connected by described position limiting structure (47) and described blade bearing (5) are fixing；Described position limiting structure (47) includes the boss (470) being arranged on described sliding sleeve axle (46) end and the retainingf key (471) being arranged on described boss (470), and the hole, location (50) on described blade bearing (5) matches with the boss of described position limiting structure (47) (470) and retainingf key (471), and merga pass one securing member (51) is fixing with the end of described sliding sleeve axle (46) to be connected.
- A kind of fine boring cutter the most according to claim 1, it is characterised in that: described blade bearing (5) securing member (51) that be connected fixing with described sliding sleeve axle (46) is fixing screw.
- A kind of fine boring cutter the most according to claim 1, it is characterised in that: the radial clearance angle of described blade bearing (5) is provided with row and cuts groove (52).
- A kind of fine boring cutter the most according to claim 1, it is characterized in that: on described cutter body (2), be provided with the radial slot (20) perpendicular with described micromatic setting (4) place through hole (3), taper pin (6) it is provided with in described radial slot (20), the side of described sliding sleeve axle (46) is provided with the first groove (461), described taper pin (6) matches with described first groove (461), and one end of described taper pin (6) is provided with fixed screw (60).
- A kind of fine boring cutter the most according to claim 4, it is characterized in that: on described cutter body (2), be provided with the screwed hole (21) perpendicular with described micromatic setting (4) place through hole (3), the side of described sliding sleeve axle (46) is provided with the second groove (462), is provided perpendicular to the lock screw (463) of described second groove (462) in described screwed hole (21).
- 6. according to a kind of fine boring cutter described in any one of claim 1 to 5, it is characterised in that: being provided with 100 uniform lattices on described driven regulation dial (42), each lattice is 0.005 millimeter；Described actively regulation is provided with 50 uniform lattices on dial (44), each lattice is 0.001 millimeter.
- A kind of fine boring cutter the most according to claim 6, it is characterised in that: the pitch of the screw thread pair between described driven adjusting screw rod (41) and described fine-tuning nut (45) is 0.25 millimeter.
- A kind of fine boring cutter the most according to claim 6, it is characterized in that: be provided with fixing snap ring (22) in the side of described cutter body (2), described driven regulation dial (42) and described active dial (44) are embedded on described fixing snap ring (22).
- A kind of fine boring cutter the most according to claim 8, it is characterized in that: on described blade bearing (5), be provided with blade die cavity (53), by a screw (54), a blade (7) is locked on described blade bearing (5), described blade die cavity (53) and the bottom of described blade (7) and two side laminating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610350569.XA CN105903987A (en) | 2016-05-25 | 2016-05-25 | Fine boring cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610350569.XA CN105903987A (en) | 2016-05-25 | 2016-05-25 | Fine boring cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105903987A true CN105903987A (en) | 2016-08-31 |
Family
ID=56742330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610350569.XA Pending CN105903987A (en) | 2016-05-25 | 2016-05-25 | Fine boring cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105903987A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107008929A (en) * | 2017-05-25 | 2017-08-04 | 宁波丹德瑞精密机械科技有限公司 | A kind of coarse-fine composite integrated boring cutter |
| CN111673100A (en) * | 2020-06-03 | 2020-09-18 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | An internal cooling fine boring tool structure with positioning and locking core functions |
| EP4019174A1 (en) * | 2020-12-23 | 2022-06-29 | Seco Tools Tooling Systems | A boring head and a boring tool assembly |
| CN116586647A (en) * | 2023-06-30 | 2023-08-15 | 福鼎市三宏机车部件有限公司 | A composite adjustable boring tool with multi-step inner and outer diameters for machining piston cylinder body |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2035672U (en) * | 1988-02-09 | 1989-04-12 | 王汉佐 | Block-shape micro-adjusting boring cutter |
| WO1989011934A1 (en) * | 1988-06-11 | 1989-12-14 | Cnc-Werkzeugtechnologie Patentverwertungs- Und Ver | Tool presetting device for a cutting machine-tool |
| DE4447558A1 (en) * | 1994-08-25 | 1996-02-29 | Guehring Joerg Dr | Rotating tool for fine boring applications |
| CN2871071Y (en) * | 2006-03-28 | 2007-02-21 | 嘉兴永佳精密机械制造有限公司 | Boring cutter-rod microadjuster |
| CN201353710Y (en) * | 2009-02-16 | 2009-12-02 | 浙江荣德机械有限公司 | Gear type micro-adjustment mechanism |
| CN203245382U (en) * | 2013-04-19 | 2013-10-23 | 宁波江北永瑞机械有限公司 | Blade seat connecting structure of fine tuning boring cutter |
| CN203426476U (en) * | 2013-09-11 | 2014-02-12 | 宁波川景誉机械科技发展有限公司 | Rough and fine machining combined multiple-blade boring tool |
-
2016
- 2016-05-25 CN CN201610350569.XA patent/CN105903987A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2035672U (en) * | 1988-02-09 | 1989-04-12 | 王汉佐 | Block-shape micro-adjusting boring cutter |
| WO1989011934A1 (en) * | 1988-06-11 | 1989-12-14 | Cnc-Werkzeugtechnologie Patentverwertungs- Und Ver | Tool presetting device for a cutting machine-tool |
| DE4447558A1 (en) * | 1994-08-25 | 1996-02-29 | Guehring Joerg Dr | Rotating tool for fine boring applications |
| CN2871071Y (en) * | 2006-03-28 | 2007-02-21 | 嘉兴永佳精密机械制造有限公司 | Boring cutter-rod microadjuster |
| CN201353710Y (en) * | 2009-02-16 | 2009-12-02 | 浙江荣德机械有限公司 | Gear type micro-adjustment mechanism |
| CN203245382U (en) * | 2013-04-19 | 2013-10-23 | 宁波江北永瑞机械有限公司 | Blade seat connecting structure of fine tuning boring cutter |
| CN203426476U (en) * | 2013-09-11 | 2014-02-12 | 宁波川景誉机械科技发展有限公司 | Rough and fine machining combined multiple-blade boring tool |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107008929A (en) * | 2017-05-25 | 2017-08-04 | 宁波丹德瑞精密机械科技有限公司 | A kind of coarse-fine composite integrated boring cutter |
| CN111673100A (en) * | 2020-06-03 | 2020-09-18 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | An internal cooling fine boring tool structure with positioning and locking core functions |
| EP4019174A1 (en) * | 2020-12-23 | 2022-06-29 | Seco Tools Tooling Systems | A boring head and a boring tool assembly |
| WO2022135793A1 (en) * | 2020-12-23 | 2022-06-30 | Seco Tools Tooling Systems | A boring head and a boring tool assembly |
| US20240123517A1 (en) * | 2020-12-23 | 2024-04-18 | Seco Tools Tooling Systems | Boring head and a boring tool assembly |
| CN116586647A (en) * | 2023-06-30 | 2023-08-15 | 福鼎市三宏机车部件有限公司 | A composite adjustable boring tool with multi-step inner and outer diameters for machining piston cylinder body |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160831 |
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| RJ01 | Rejection of invention patent application after publication |