CN2732395Y - Radial feeding groove boring cutter - Google Patents
Radial feeding groove boring cutter Download PDFInfo
- Publication number
- CN2732395Y CN2732395Y CN 200420052955 CN200420052955U CN2732395Y CN 2732395 Y CN2732395 Y CN 2732395Y CN 200420052955 CN200420052955 CN 200420052955 CN 200420052955 U CN200420052955 U CN 200420052955U CN 2732395 Y CN2732395 Y CN 2732395Y
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- China
- Prior art keywords
- cutter hub
- knife bar
- cutter
- sliding sleeve
- hole
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- Expired - Lifetime
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- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The utility model discloses a radial feeding groove boring cutter. Cutting tools are arranged on the chief axis of the machine. The chief axis rotates appropriately and feeds. When a locating sleeve gets to the end face of the work piece, the locating sleeve and the sliding sleeve stop rotating and advancing. Via a plane bearing, a backing pin and sleeves, a cutting bar only rotates. When the cutter body moves on, angled holes of the cutter body and the cutting bar begin to move. The radial feeding of the bit is forced to realize the working of groove boring. The dimension of the groove to the end face of a work piece can be controlled by adjusting the position of the locating sleeve on the sliding sleeve. The bore diameter of the groove can be controlled by adjusting the position of nut An on the cutter body. When the groove boring finishes, the boring bar falls back to home position under the action of the cutter bar, a spring and a guide pillar. The utility model has the functions of radial feeding and dimension control.
Description
Affiliated technical field.
The utility model relates to metal cutting tool, especially hole boring cutter.
Background technology
At present, all less groove of width, the degree of depth is arranged in the hole of some machine components, as circlip for hole groove, O RunddichtringO groove.As processing on boring machine, relatively more difficult, reason is on the boring machine mechanism that makes the boring cutter radial feed to be arranged.Some boring machines do not have this mechanism, even if the boring machine that has has depth-feed mechanism, for production in enormous quantities, should use, and mechanism changes cumbersome, and all there are some problems in the quality of processing parts and efficient.
The Chinese utility model patent specification of the ZL90215267.X of on February 20th, 1991 bulletin discloses a kind of endoporus and has cut the automatic driving and reversing mechanism of groove, is to be contained on the special purpose machine tool gear-box, carries out work under the cooperation of fixing wallboard (bushing plate).The Chinese utility model patent specification of the ZL90213991.6 that on February 27th, 1991 was announced discloses a kind of endoporus groover, though can solve the grooving problem in the hole of part, but this device is casing independently, its part will be used two groups of gears and a secondary worm screw, worm gear, makes complicated cost height.Above-mentioned two kinds of devices only adapt to independent grooving operation, can easily be on common boring machine, rotated bed and other cutter use together, finish the processing of a plurality of sizes in hole.On March 20th, 1991, the ZL90201036.0 China utility model patent specification of bulletin disclosed a kind of endoporus annular groove cutting tool, simple in structure, easy to use, but knife bar is at the effect lower swing on its inclined-plane and form approximate radial feed, and the precision of grooving and the degree of depth are all influenced.The positioning disk of cutter contacts with workpiece and will relatively rotate during application, scratches workpiece easily.
Summary of the invention
The purpose of this utility model provides a kind of radial feed boring tool, can process the groove of certain width and the degree of depth in some hole in piece part easily and fast, the good efficient height of crudy.
The purpose of this utility model realizes as follows: cutter is made up of parts such as cutter hub, plug, spring, guide pillar, adjustment nut first, backing pin, plane bearing, cover, sliding sleeve, adjustment nut second, positioning sleeve, knife bar, cutter heads.Cutter head is contained in the knife bar front end, and knife bar is contained on the cutter hub to be had in the corresponding aperture of suitable angle with its taper shank axis, and backing pin passes groove on the cutter hub and the hole on the knife bar, and the other end is loaded onto cover, split pin.Sliding sleeve is contained in the front end of cutter hub, and the front end of sliding sleeve is equipped with positioning sleeve and adjusts nut second, and plane bearing is equipped with in the rear end of sliding sleeve, and the moving-coil of bearing withstands the big end and the cover of backing pin.Guide pillar, spring, plug are contained in the back sector hole of cutter hub successively, and guide pillar withstands the rear end of knife bar.During work, utilize the taper shank of cutter hub cutter to be installed on the main shaft of lathe, main shaft is by suitable rotating speed rotation and feed, when positioning sleeve touches workpiece end face, positioning sleeve stops operating together with sliding sleeve and advances, knife bar is only rotated and do not advance by plane bearing, backing pin, cover, along with moving on of cutter hub, inclined hole on the cutter hub and knife bar produce motion, force the cutter head radial feed, slot boring work begins, when the big end of backing pin and cover withstand when adjusting the nut first slot boring end-of-job.Groove can be by adjusting the Position Control of positioning sleeve on sliding sleeve to the size of end face on the workpiece, and the internal diameter of groove (degree of depth) can be by adjusting the Position Control of nut first on cutter hub.Machine tool chief axis retreated after slot boring was finished, and knife bar resets under the effect of spring, guide pillar.
The advantage of the utility model radial feed boring tool is, the radial feed function that it has makes slot boring work convenient and easy, can use on the boring machine of no radial feed, drilling machine.The size Control function that it has has effectively guaranteed the quality of processing.Therefore the batch process of suitable especially workpiece.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described.
Accompanying drawing 1 is the installation diagram of radial feed boring tool, and accompanying drawing 2 is the cutaway views that prolong A-A.Accompanying drawing 3 is subssembly drawings of another kind of cutter head.
The specific embodiment
With reference to accompanying drawing 1, accompanying drawing 2, cutter head 15 usefulness bolts 14 are fixed on knife bar 13 front ends, and knife bar 13 is contained on the cutter hub 1 to be had in the corresponding aperture of suitable angle β with its taper shank axis, for movingly, and optional H8/f7.Backing pin 6 passes groove on the cutter hub 1 and the hole on the knife bar 13, and the other end is loaded onto cover 8, split pin 9 realizes axial location.Groove on backing pin 6 and the cutter hub 1, the hole on the knife bar 13 are movingly optional H11/d11.Sliding sleeve 10 is contained in the front end of cutter hub 1, for movingly, and optional H9/d9.Positioning sleeve 12 is housed on the external screw thread of sliding sleeve 10 front ends and adjusts nut second 11, plane bearing 7 is equipped with in the rear end of sliding sleeve 10, and the circle of deciding of plane bearing 7 is fixed on the sliding sleeve 10, and the moving-coil of bearing withstands on the big end of backing pin 6 and overlaps 8.Guide pillar 4, spring 3, plug 2 are contained in the corresponding aperture of back segment of cutter hub 1 successively, and guide pillar 4 withstands the rear end of knife bar 13.Guide pillar 4 and cutter hub 1 endoporus are for movingly.Be equipped with 2 outside the groove place, stage casing of cutter hub 1 on the round thread and adjust nut first 5.During work, utilize the taper shank of cutter hub 1 cutter to be installed on the main shaft of lathe, main shaft is by suitable rotating speed rotation and feed, when positioning sleeve 12 touches workpiece 16 end faces, positioning sleeve 12 stops operating together with sliding sleeve 10 and advances, and 13 of knife bars are rotated and does not advance by plane bearing 7, backing pin 6, cover 8, along with constantly advancing of cutter hub 1, inclined hole on the cutter hub 1 forces knife bar 13 radial feeds, thereby finishes slot boring work.Groove can be by adjusting the Position Control of positioning sleeve 12 on sliding sleeve to the size a of end face on the workpiece 16, and the internal diameter φ (or groove depth) of groove can be by adjusting the Position Control of nut first 5 on cutter hub 1.Main shaft retreated after slot boring was finished, and knife bar 13 resets under the effect of spring 3, guide pillar 4.The angle β decision main shaft advance amount L that knife bar hole and taper shank axis (main axis rotation axis) are installed on the cutter hub 1 makes cutter head produce the ratio of radial feeds H.According to geometrical relationship, H=L * tan β, β are generally 12～15 degree.Knife bar 13 is installed cutter head two orthogonal and crossing holes, when the hole of workpiece is big, straight knife head 15 is installed in the hole vertical with rotation.With reference to accompanying drawing 3, when the hole of workpiece hour, tulwar head 15 is installed in the hole parallel with rotation.The front end face of positioning sleeve 12 should guarantee with the end face of workpiece hole excellent contact is arranged, and its contact ring bandwidth is greater than 4 millimeters.Matchmark in the literary composition is seen State Standard of the People's Republic of China GB/T1801-1999eqvISO1829-1975.
Claims (7)
1, a kind of radial feed boring tool: it is by cutter hub, plug, spring, guide pillar, adjust the nut first, backing pin, plane bearing, cover, sliding sleeve, adjust nut second, positioning sleeve, knife bar, cutter head is formed, it is characterized in that: cutter head (15) is contained in knife bar (13) front end, knife bar (13) is contained on the cutter hub (1) and its taper shank axis has in the corresponding aperture of suitable angle β, backing pin (6) passes groove on the cutter hub (1) and the hole on the knife bar (13), the other end is loaded onto cover (8), split pin (9), sliding sleeve (10) is contained in the front end of cutter hub (1), the front end of sliding sleeve (10) is equipped with positioning sleeve (12) and adjusts nut second (11), plane bearing (7) is equipped with in the rear end of sliding sleeve (10), the circle of deciding of bearing is fixed on the sliding sleeve (10), the moving-coil of bearing withstands the big end and the cover (8) of backing pin (6), guide pillar (4), spring (3), plug (2) is contained in the back sector hole of cutter hub (1) successively, guide pillar (4) withstands the rear end of knife bar (13), is equipped with 2 outside the groove place, stage casing of cutter hub (1) on the round thread and adjusts nut first (5).
2, radial feed boring tool as claimed in claim 1 is characterized in that: cutter hub (1) is gone up angle β=12～15 degree that knife bar hole and taper shank axis are installed.
3, radial feed boring tool as claimed in claim 1 is characterized in that: the corresponding aperture on knife bar (13) and the cutter hub (1) is H8/f7 movingly.
4, radial feed boring tool as claimed in claim 1 is characterized in that: the groove on backing pin (6) and the cutter hub (1), the hole on the knife bar (13) are H11/d11 movingly.
5, radial feed boring tool as claimed in claim 1 is characterized in that: sliding sleeve (10) and cutter hub (1) are H9/d9 movingly.
6, radial feed boring tool as claimed in claim 1 is characterized in that: knife bar (13) is installed cutter head two orthogonal and crossing holes, and straight knife head (15) is installed in the hole vertical with rotation; Tulwar head (15) is installed in the hole parallel with rotation.
7, radial feed boring tool as claimed in claim 1 is characterized in that: the front end face of positioning sleeve (12) should guarantee with the end face of workpiece hole excellent contact is arranged, and its contact ring bandwidth is greater than 4 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420052955 CN2732395Y (en) | 2004-08-19 | 2004-08-19 | Radial feeding groove boring cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420052955 CN2732395Y (en) | 2004-08-19 | 2004-08-19 | Radial feeding groove boring cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2732395Y true CN2732395Y (en) | 2005-10-12 |
Family
ID=35068242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420052955 Expired - Lifetime CN2732395Y (en) | 2004-08-19 | 2004-08-19 | Radial feeding groove boring cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2732395Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672535A (en) * | 2012-01-17 | 2012-09-19 | 江苏高精机电装备有限公司 | Boring cutter rod error compensating device with slide block structure |
| CN101780549B (en) * | 2010-01-12 | 2013-01-23 | 上海大屯能源股份有限公司 | Cutting tool for boring inner hole groove |
| CN102990101A (en) * | 2011-09-14 | 2013-03-27 | 钴碳化钨硬质合金公司 | Autobalancing system for boring tool and boring tool incorporating same |
| CN107282955A (en) * | 2017-08-26 | 2017-10-24 | 宣城尤达美智能科技有限公司 | A kind of robot device |
| CN112024986A (en) * | 2020-07-06 | 2020-12-04 | 武汉船用机械有限责任公司 | Stepped hole machining method and stepped hole machining tool |
| CN113118486A (en) * | 2021-04-25 | 2021-07-16 | 上汽大众汽车有限公司 | Rough and fine boring cutter |
-
2004
- 2004-08-19 CN CN 200420052955 patent/CN2732395Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101780549B (en) * | 2010-01-12 | 2013-01-23 | 上海大屯能源股份有限公司 | Cutting tool for boring inner hole groove |
| CN102990101A (en) * | 2011-09-14 | 2013-03-27 | 钴碳化钨硬质合金公司 | Autobalancing system for boring tool and boring tool incorporating same |
| CN102990101B (en) * | 2011-09-14 | 2017-05-31 | 钴碳化钨硬质合金公司 | Automatic-balancing system for borer and combine the borer of the automatic-balancing system |
| CN102672535A (en) * | 2012-01-17 | 2012-09-19 | 江苏高精机电装备有限公司 | Boring cutter rod error compensating device with slide block structure |
| CN107282955A (en) * | 2017-08-26 | 2017-10-24 | 宣城尤达美智能科技有限公司 | A kind of robot device |
| CN112024986A (en) * | 2020-07-06 | 2020-12-04 | 武汉船用机械有限责任公司 | Stepped hole machining method and stepped hole machining tool |
| CN112024986B (en) * | 2020-07-06 | 2022-04-15 | 武汉船用机械有限责任公司 | Stepped hole machining method and stepped hole machining tool |
| CN113118486A (en) * | 2021-04-25 | 2021-07-16 | 上汽大众汽车有限公司 | Rough and fine boring cutter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20040819 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |