CN105772762A - Heavy boring cutter - Google Patents
Heavy boring cutter Download PDFInfo
- Publication number
- CN105772762A CN105772762A CN201610347621.6A CN201610347621A CN105772762A CN 105772762 A CN105772762 A CN 105772762A CN 201610347621 A CN201610347621 A CN 201610347621A CN 105772762 A CN105772762 A CN 105772762A
- Authority
- CN
- China
- Prior art keywords
- boring cutter
- blade
- blade bearing
- rough boring
- knife bar
- 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
Classifications
-
- 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
- B23B27/1644—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 of special shape clamped by a clamping member acting almost perpendicularly on the chip-forming plane and at the same time 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
- 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
- B23B2200/00—Details of cutting inserts
- B23B2200/04—Overall shape
- B23B2200/0428—Lozenge
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2205/00—Fixation of cutting inserts in holders
- B23B2205/04—Fixation screws, bolts or pins of particular form
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The invention discloses a heavy boring cutter and belongs to the field of machining cutters. The heavy boring cutter comprises a round handle inserted into a machine tool and a cutter bar; the cutter bar is provided with a plurality of sliding grooves, blade bases are arranged on the sliding grooves in a sliding mode and are provided with kidney-shaped holes, the cutter bar is provided with threaded holes corresponding to the kidney-shaped holes in position, fasteners penetrate through the kidney-shaped holes and are screwed into the threaded holes respectively for fixing the blade bases to the cutter bar, and blades are arranged on the blade bases. Compared with the prior art, when the heavy boring cutter is used for milling work-pieces, the blade bases on the heavy boring cutter can slide in the sliding grooves, the distance between the blade bases and the center of the cutter bar can be adjusted by adjusting a countersink screw according to the producing and machining requirements, then the diameters of bored holes can be adjusted, a higher feed rate can be realized for users, the blades are saved, the machining time is greatly shortened, the machining cost is lowered, the market prospect is wide, and the economic value is high.
Description
Technical field
The invention belongs to machine tool field, particularly relate to a kind of rough 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 successively off and on.Milling cutter is mainly used on milling machine to process plane, step, groove, profiled surface and cut-out workpiece etc., be divided into rough boring cutter and fine boring cutter according to the difference of machining accuracy.
Rough boring cutter belongs to the one of cutting element, and the workpiece that rough boring cutter is mainly used in needing processing carries out preliminary cutting.Traditional heavy boring, has plenty of tool rest and connects with the mutual Luo of cutter hub, also has tool rest and cutter hub integrated, and the tool rest of majority is overall, tool rest is fixed polylith blade, accidentally chipping occurs when adding man-hour, then need to be replaced whole tool rest, one, replacement cost is high, two, overall structure is more loaded down with trivial details, it is impossible to quick-replaceable, three, tool rest and blade all fixing, the range of work can not be regulated, it is difficult to meet needs of production.Additionally, traditional rough boring cutter, between blade and workpiece, the space of processing is little, the chip moment produced during cutting piles up, work in-process chip is squeezed between blade bearing and the space of hole wall can by workpiece machining surface scratch, cause that surface of the work machining accuracy is substantially reduced, cause production cost to increase, have impact on economic benefit.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 rough boring cutter.
In order to solve above-mentioned technical problem, the present invention is addressed by following technical proposals: a kind of rough boring cutter, including the round handle and the knife bar that insert lathe, described knife bar is provided with several chutes, described chute slides and is provided with blade bearing, described blade bearing is provided with waist hole, described knife bar is provided with the screwed hole corresponding with described waist hole site, one securing member is screwed into described screwed hole through described waist hole and is fixed on described knife bar by described blade bearing, and described blade bearing is provided with blade.
In order to obtain superior technique effect, further technological improvement also includes, being provided with the boss matched with described chute on described blade bearing, be provided with through hole on described boss, a countersunk head screw acts against the side of described chute for regulating the range of work through described through hole.
In order to obtain superior technique effect, further technological improvement also includes, and is provided with blade die cavity on described blade bearing, and the end face of described blade assumes diamond in shape, by a screw by described insert retention on described blade bearing, the bottom of described blade die cavity and described blade and two side laminating.
In order to obtain superior technique effect, further technological improvement also includes, and the quantity of described chute is 3, is provided with 3 blade bearings in described knife bar front end, each described blade bearing is provided with described blade.
Be provided with graduated disc in the side of described blade bearing, described graduated disc range for 0-10 millimeter.
In order to obtain superior technique effect, further technological improvement also includes, and on described blade bearing, groove is cut by the row of being provided with.
In order to obtain superior technique effect, further technological improvement also includes, and is provided with cooling fluid apertures in described round handle and described knife bar.
In order to obtain superior technique effect, further technological improvement also includes, and described securing member is lock screw.
The invention has the beneficial effects as follows: when using this rough boring cutter that workpiece is carried out Milling Process, blade bearing on rough boring cutter can slide in chute, needs according to production and processing can regulate the distance of blade bearing and knife bar center by regulating countersunk head screw, and then regulates the diameter of bore hole；Three swords on rough boring cutter can be concurrently fed, and provides the user higher feed rate, is greatly saved process time；Three swords adopt step-wise manner to arrange, and make blade abrasion be preferably minimized, more save blade for user；The each blade bearing of this boring cutter is individually fixing, occurs in which when a sword or two-edged damage in cutter use procedure, does not affect unspoiled blade and uses, therefore has further saved processing cost for user；The row arranged on blade bearing cuts groove and chip quickly can be discharged in the very first time, work in-process chip is avoided to be squeezed between blade bearing and the space of hole wall by workpiece machining surface scratch, and then obtain better surface processing accuracy, there is good market prospect and economic worth.
Accompanying drawing explanation
Fig. 1 is the overall schematic of rough boring cutter of the present invention.
Fig. 2 is the exploded perspective view of rough boring cutter of the present invention.
Fig. 3 is the machining state schematic diagram of rough boring cutter of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described in further detail.
Referring to shown in Fig. 1 to Fig. 3, a kind of specific embodiment of rough boring cutter of the present invention.A kind of rough boring cutter, including the round handle 1 and the knife bar 2 that insert lathe, described knife bar 2 is provided with several chutes 20, described chute 20 slides and is provided with blade bearing 3, described blade bearing 3 is provided with waist hole 30, being provided with the screwed hole 21 corresponding with position, described waist hole 30 on described knife bar 2, a securing member 4 is screwed into described screwed hole 21 through described waist hole 30 and is fixed on described knife bar 2 by described blade bearing 3, and described blade bearing 3 is provided with blade 5.
In technique scheme, described blade bearing 3 is provided with the boss 31 matched with described chute 20, described boss 31 is provided with through hole 310, one countersunk head screw 6 acts against the side of described chute 20 for regulating the range of work through described through hole 310, this side, near the center of knife bar 2, applies opposition to blade bearing 3 by rotation countersunk head screw 6 and carrys out the range of work that adjustment hole enters.
In technique scheme, being provided with blade die cavity 32 on described blade bearing 3, the end face of described blade 5 assumes diamond in shape, and is locked on described blade bearing 3 by a screw 7 by described blade 5, fits in the bottom of described blade die cavity 32 and described blade 5 and two side.So when being processed when one of them angle of blade 5 or a side have abrasion, blade 5 can being rotated exchange and use, thus being greatly saved processing cost, improving blade service efficiency.
In technique scheme, the quantity of described chute 20 is 3, is provided with 3 blade bearings 3 in described knife bar 2 front end, each described blade bearing 3 is provided with described blade 5.
In technique scheme, be provided with graduated disc 33 in the side of described blade bearing 3, described graduated disc 33 range for 0-10 millimeter, blade bearing 3 is mobile lattice often, and bore diameter changes 2 millimeters.
In technique scheme, on described blade bearing 3, groove 34 is cut by the row of being provided with.The row arranged on blade bearing 3 cuts groove 34 and chip quickly can be discharged in the very first time, chip is pressed against the side of blade bearing 3, and then be pressed against on knife bar 2 and discharge, avoid work in-process chip to be squeezed between blade bearing 3 and the space of hole wall by workpiece A finished surface scratch, and then obtain better surface processing accuracy.
In technique scheme, in described round handle 1 and described knife bar 2, it is provided with cooling system.In workpiece process, meeting frictional heating between blade 5 and workpiece A, blade is overheated can damage blade, and this rough boring cutter is equipped with cooling system, cutter can be made timely to be cooled down, protect blade greatly, it is to avoid because cutting heat-induced damage in the course of processing.
In technique scheme, described securing member 4 is lock screw.
The invention has the beneficial effects as follows: when using this rough boring cutter that workpiece A is carried out Milling Process, blade bearing 3 on rough boring cutter can slide in chute 20, needs according to production and processing can regulate the distance of blade bearing 3 and knife bar 2 center by regulating countersunk head screw 6, and then regulates the diameter of bore hole；Three swords on rough boring cutter can be concurrently fed, and provides the user higher feed rate, is greatly saved process time；Three swords adopt step-wise manner to arrange, and make blade 5 abrasion be preferably minimized, more save blade for user；The each blade bearing 3 of this boring cutter is individually fixing, occurs in which when a sword or two-edged damage in cutter use procedure, does not affect unspoiled blade and uses, therefore has further saved processing cost for user；The row arranged on blade bearing 3 cuts groove 34 and chip quickly can be discharged in the very first time, work in-process chip is avoided to be squeezed between blade bearing 3 and the space of hole wall by workpiece A finished surface scratch, and then obtain better surface processing accuracy, there is good market prospect and economic worth.
Listed above is only specific embodiments of the invention, it is clear that the invention is not restricted to above embodiments.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 (8)
1. a rough boring cutter, including the round handle (1) and the knife bar (2) that insert lathe, it is characterized in that: on described knife bar (2), be provided with several chutes (20), the upper slip of described chute (20) is provided with blade bearing (3), described blade bearing (3) is provided with waist hole (30), described knife bar (2) is provided with the screwed hole (21) corresponding with described waist hole (30) position, one securing member (4) is screwed into described screwed hole (21) through described waist hole (30) and is fixed on described knife bar (2) by described blade bearing (3), described blade bearing (3) is provided with blade (5).
2. a kind of rough boring cutter according to claim 1, it is characterized in that: on described blade bearing (3), be provided with the boss (31) matched with described chute (20), being provided with through hole (310) on described boss (31), the side that a countersunk head screw (6) acts against described chute (20) through described through hole (310) is used for regulating the range of work.
3. a kind of rough boring cutter according to claim 1 and 2, it is characterized in that: on described blade bearing (3), be provided with blade die cavity (32), the end face of described blade (5) assumes diamond in shape, being locked on described blade bearing (3) by a screw (7) by described blade (5), fits in the bottom of described blade die cavity (32) and described blade (5) and two side.
4. a kind of rough boring cutter according to claim 3, it is characterised in that: the quantity of described chute (20) is 3, is provided with 3 blade bearings (3) in described knife bar (2) front end, each described blade bearing (3) is provided with described blade (5).
5. a kind of rough boring cutter according to claim 3, it is characterised in that: be provided with graduated disc (33) in the side of described blade bearing (3), described graduated disc (33) range for 0-10 millimeter.
6. a kind of rough boring cutter according to claim 5, it is characterised in that: on described blade bearing (3), groove (34) is cut by the row of being provided with.
7. a kind of rough boring cutter according to claim 6, it is characterised in that: in described round handle (1) and described knife bar (2), it is provided with cooling system.
8. a kind of rough boring cutter according to claim 7, it is characterised in that: described securing member (4) is lock screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610347621.6A CN105772762A (en) | 2016-05-24 | 2016-05-24 | Heavy boring cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610347621.6A CN105772762A (en) | 2016-05-24 | 2016-05-24 | Heavy boring cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105772762A true CN105772762A (en) | 2016-07-20 |
Family
ID=56379473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610347621.6A Pending CN105772762A (en) | 2016-05-24 | 2016-05-24 | Heavy boring cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105772762A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108568563A (en) * | 2018-07-03 | 2018-09-25 | 苏州海立达模型科技有限公司 | A kind of dise knife of dimension adjustable |
| CN112958815A (en) * | 2021-02-22 | 2021-06-15 | 宝鸡法士特齿轮有限责任公司 | Modularized variable-diameter trepanning drill and using method thereof |
| CN114619253A (en) * | 2022-03-24 | 2022-06-14 | 温岭市科宇自动化设备有限公司 | Six-axis machine tool |
| CN114669769A (en) * | 2022-05-26 | 2022-06-28 | 苏州卡罗伊精密刀具有限公司 | PCD precision boring cutter |
| CN115415581A (en) * | 2022-09-23 | 2022-12-02 | 东莞市纳百医疗科技有限公司 | Deep hole drill bit structure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3824883A (en) * | 1970-12-29 | 1974-07-23 | Custom Machines Inc | Cutting head assembly |
| CN1767918A (en) * | 2003-04-04 | 2006-05-03 | 山特维克知识产权股份有限公司 | Drilling tool |
| EP1886750A1 (en) * | 2006-08-10 | 2008-02-13 | de Angelis, Giuseppe | Boring and facing head, entirely drilled with manual or automatic feed and autoreverse |
| CN102151862A (en) * | 2011-03-24 | 2011-08-17 | 常州华德机械有限公司 | Rough and fine boring device for processing cutter bar with step holes at two ends |
| CN202845822U (en) * | 2012-10-29 | 2013-04-03 | 漳州升源机械工业有限公司 | Replaceable extended type fine boring head cutter holder |
| CN205650834U (en) * | 2016-05-24 | 2016-10-19 | 宁波丹德瑞精密机械科技有限公司 | Rough boring |
-
2016
- 2016-05-24 CN CN201610347621.6A patent/CN105772762A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3824883A (en) * | 1970-12-29 | 1974-07-23 | Custom Machines Inc | Cutting head assembly |
| CN1767918A (en) * | 2003-04-04 | 2006-05-03 | 山特维克知识产权股份有限公司 | Drilling tool |
| EP1886750A1 (en) * | 2006-08-10 | 2008-02-13 | de Angelis, Giuseppe | Boring and facing head, entirely drilled with manual or automatic feed and autoreverse |
| CN102151862A (en) * | 2011-03-24 | 2011-08-17 | 常州华德机械有限公司 | Rough and fine boring device for processing cutter bar with step holes at two ends |
| CN202845822U (en) * | 2012-10-29 | 2013-04-03 | 漳州升源机械工业有限公司 | Replaceable extended type fine boring head cutter holder |
| CN205650834U (en) * | 2016-05-24 | 2016-10-19 | 宁波丹德瑞精密机械科技有限公司 | Rough boring |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108568563A (en) * | 2018-07-03 | 2018-09-25 | 苏州海立达模型科技有限公司 | A kind of dise knife of dimension adjustable |
| CN108568563B (en) * | 2018-07-03 | 2024-03-08 | 苏州海立达模型科技有限公司 | Adjustable-size disc cutter |
| CN112958815A (en) * | 2021-02-22 | 2021-06-15 | 宝鸡法士特齿轮有限责任公司 | Modularized variable-diameter trepanning drill and using method thereof |
| CN114619253A (en) * | 2022-03-24 | 2022-06-14 | 温岭市科宇自动化设备有限公司 | Six-axis machine tool |
| CN114669769A (en) * | 2022-05-26 | 2022-06-28 | 苏州卡罗伊精密刀具有限公司 | PCD precision boring cutter |
| CN115415581A (en) * | 2022-09-23 | 2022-12-02 | 东莞市纳百医疗科技有限公司 | Deep hole drill bit structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160720 |
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| RJ01 | Rejection of invention patent application after publication |