CN203245381U - High precision fine-tuning boring tool - Google Patents
High precision fine-tuning boring tool Download PDFInfo
- Publication number
- CN203245381U CN203245381U CN 201320201120 CN201320201120U CN203245381U CN 203245381 U CN203245381 U CN 203245381U CN 201320201120 CN201320201120 CN 201320201120 CN 201320201120 U CN201320201120 U CN 201320201120U CN 203245381 U CN203245381 U CN 203245381U
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- adjusting screw
- sliding sleeve
- boring tool
- screw
- rod
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- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The utility model discloses a high precision fine-tuning boring tool which comprises a tool body. A through hole is formed in the tool body, and a fine-tuning device is arranged in the through hole. The fine-tuning device comprises an adjusting screw rod, a check ring, a dial scale and a sliding sleeve shaft, wherein the adjusting screw rod is sleeved with the check ring, the dial scale is arranged at one end of the adjusting screw rod and connected with the adjusting screw rod through the check ring, and the sliding sleeve shaft is arranged at the other end of the adjusting screw rod and is movably connected with the adjusting screw rod through a fine-tuning nut. A limiting structure is arranged at one end of the sliding sleeve shaft, and the sliding sleeve shaft is fixedly connected with a blade seat through the limiting structure and is in rigid connection, so that stability of the blade seat is enhanced, and the blade seat is easy to process and control. The design of a rear angle slope of the blade seat enables the lower portion of the rear angle of the blade seat and a processing hole wall to be greatly larger than the upper portion of the rear angle in space when the tool cuts and bores a hole, so that iron scraps generated during cutting can be fallen rapidly through the clearance between the blade seat and a working piece hole wall, and the problem that the iron scraps are squeezed in the clearance between the blade seat and the hole wall to generate scratches of the working piece processing surface is avoided.
Description
Technical field
The utility model relates to machining with cutter manufacturing technology field, is specifically related to a kind of high-accuracy micrometer adjustement boring tool.
Background technology
In the Machining Technology field, boring cutter is one of indispensable cutter, in order to improve the scope of application of boring cutter, brings into play the shear action of boring cutter largelyr, the precise fine-adjusting boring cutter of configurations occurred.The blade bearing of existing boring cutter and being connected of the boring cutter body not exclusively location of adopting more, blade bearing and sliding sleeve axle easily relatively move, and cause easily product bore hole Efficiency Decreasing, the bore hole Aperture uncertainty; The blade bearing radial clearance angle face of existing boring cutter is arcwall face, so that the iron filings that when cutting produces can not drop rapidly in the space of blade bearing and workpiece hole wall, the work in-process iron filings are squeezed between the space of blade bearing and hole wall so that the workpiece machining surface scratch, have reduced widely the machining accuracy of product surface.
The utility model content
The purpose of this utility model is in order to solve the existing defective of micrometer adjustement boring tool in the prior art, provide a kind of simple and reasonable, easy to use, cost of manufacture is low, adjust the high micrometer adjustement boring tool of precision.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of high-accuracy micrometer adjustement boring tool comprises cutter body, is provided with a through hole that radially extends at this cutter body, is provided with micromatic setting in this through hole;
End at described micromatic setting is connected with a blade bearing, as improvement of the present utility model, described micromatic setting comprises adjusting screw(rod), be sleeved on the locating snap ring on this adjusting screw(rod), the dial that is arranged on this adjusting screw(rod) one end and is connected with adjusting screw(rod) by described locating snap ring, and the sliding sleeve axle that is arranged on the described adjusting screw(rod) other end and is flexibly connected by a fine-tuning nut and adjusting screw(rod); One end of this sliding sleeve axle is provided with a position limiting structure, and the sliding sleeve axle is fixedly connected with described blade bearing by this position limiting structure;
Described position limiting structure comprises and is arranged on the boss on the described sliding sleeve shaft end and is arranged on retainingf key on this boss, and the locating hole on the described blade bearing and the boss of this position limiting structure and retainingf key merga pass one fixture that matches is fixedly connected with the end of described sliding sleeve axle.
Above-mentioned a kind of high-accuracy micrometer adjustement boring tool, the fixture that described blade bearing is fixedly connected with described sliding sleeve axle is hold-down screw.
Above-mentioned a kind of high-accuracy micrometer adjustement boring tool, the radial clearance angle of described blade bearing is provided with an inclined-plane, and this inclined-plane is presented little lower large in rear angular direction.
Above-mentioned a kind of high-accuracy micrometer adjustement boring tool, described dial are provided with 50 uniform lattices, and each lattice is 0.005mm.
Above-mentioned a kind of high-accuracy micrometer adjustement boring tool, the pitch of the screw thread pair between described adjusting screw(rod) and the described fine-tuning nut is 0.25mm.
Above-mentioned a kind of high-accuracy micrometer adjustement boring tool also is provided with the radial slot perpendicular with described micromatic setting place through hole on the described cutter body, be provided with location structure in this radial slot.
Above-mentioned a kind of high-accuracy micrometer adjustement boring tool, described location structure comprise backing-up screw, lock-screw and are sleeved on alignment pin between described backing-up screw and the lock-screw.
The beneficial effects of the utility model are: the boss and the connection precision that retainingf key and being connected of blade bearing more effectively improves blade bearing that are located at the sliding sleeve axial end, connect rigidity, strengthen the stability of blade bearing, and be easy to machining control, the design on the relief angle inclined-plane of blade bearing makes cutter blade bearing when bore hole cuts present below the relief angle more many greatly than relief angle superjacent air space with the processing hole wall, so that the iron filings that when cutting produces can drop rapidly in the space of blade bearing and workpiece hole wall, avoid the work in-process iron filings to be squeezed in and produce the workpiece machining surface scratch between the space of blade bearing and hole wall, obtain better Surface Machining precision.Dial is carved with 50 lattice, and every little lattice are 0.005mm, realize the purpose of high-precision fine setting.
Description of drawings
Fig. 1 is axonometric drawing of the present utility model
Fig. 2 is front view of the present utility model
Fig. 3 is right cutaway view of the present utility model
Fig. 4 is the structural representation of the utility model sliding sleeve axle
State diagram when Fig. 5 is the utility model micrometer adjustement boring tool bore hole
Fig. 6 is the state diagram when having the micrometer adjustement boring tool bore hole now on the market
The specific embodiment
Further understand and be familiar with for making architectural feature of the present utility model and the effect reached had, cooperate detailed explanation in order to preferred embodiment and accompanying drawing, be described as follows:
Such as Fig. 1, Fig. 2, shown in Figure 3, a kind of high-accuracy micrometer adjustement boring tool comprises cutter body 1, is provided with a through hole 2 that radially extends at this cutter body 1, is provided with micromatic setting 3 in this through hole 2;
End at micromatic setting is connected with a blade bearing 4, as improvement of the present utility model, micromatic setting 3 comprises adjusting screw(rod) 31, be sleeved on the locating snap ring 32 on this adjusting screw(rod) 31, the dial 33 that is arranged on these adjusting screw(rod) 31 1 ends and is connected with adjusting screw(rod) 31 by locating snap ring 32, and the sliding sleeve axle 35 that is arranged on adjusting screw(rod) 31 other ends and is flexibly connected by a fine-tuning nut 34 and adjusting screw(rod) 31; One end of this sliding sleeve axle 35 is provided with a position limiting structure 36, and sliding sleeve axle 35 is fixedly connected with blade bearing 4 by this position limiting structure 36;
As shown in Figure 4, position limiting structure 36 comprises and is arranged on the boss 361 on sliding sleeve axle 35 ends and is arranged on retainingf key 362 on this boss 361, and the locating hole 41 on the blade bearing 4 and the boss 361 of this position limiting structure 36 and retainingf key 362 merga pass one fixture 37 that matches is fixedly connected with the end of sliding sleeve axle 35.
In Fig. 1, the fixture 37 that blade bearing 4 is fixedly connected with sliding sleeve axle 35 is hold-down screw.
As shown in Figure 5, the radial clearance angle of blade bearing 4 is provided with an inclined-plane 42, this inclined-plane 42 is presented little lower large in rear angular direction, dotted line represents the hole wall of converted products among the figure, make cutter when bore hole cuts, it is more many greatly than relief angle superjacent air space that blade bearing and processing hole wall present relief angle below, so that the iron filings that when cutting produces can drop rapidly in blade bearing 4 and the space of workpiece hole wall, avoid the work in-process iron filings to be squeezed in and produce the workpiece machining surface scratch between the space of blade bearing and hole wall, obtain better Surface Machining precision.
Fig. 6 shows the state when having the micrometer adjustement boring tool bore hole now on the market, the radial clearance angle face of blade bearing 4 is arcwall face, so that the iron filings that when cutting produces can not drop rapidly in the space of blade bearing and workpiece hole wall, the work in-process iron filings are squeezed between the space of blade bearing and hole wall so that the workpiece machining surface scratch, have reduced widely the machining accuracy of product surface.
In the utility model, dial 33 is provided with 50 uniform lattices, and each lattice is 0.005mm.
The pitch of the screw thread pair between adjusting screw(rod) 31 and the fine-tuning nut 34 is 0.25mm, and pitch is corresponding with total range of dial 33, and namely dial 33 whenever turns around, and adjusting nut 34 just advances or retreats the distance of 0.25mm.
Also be provided with the radial slot 5 perpendicular with micromatic setting 3 place through holes 2 on the cutter body 1, in this radial slot 5, be provided with location structure 6, location structure 6 comprise backing-up screw 61, lock-screw 62 and be sleeved on backing-up screw 61 and lock-screw 62 between alignment pin 63; This location structure 6 prevents that micromatic setting 3 from circumferentially rotating on through hole 2 interior edges.
More than show and described basic principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and the specification is principle of the present utility model; the utility model also has various changes and modifications under the prerequisite that does not break away from the utility model spirit and scope, and these changes and improvements all fall in the claimed scope of the present utility model.The protection domain that the utility model requires is defined by appending claims and equivalent thereof.
Claims (7)
1. a high-accuracy micrometer adjustement boring tool comprises cutter body, is provided with a through hole that radially extends at this cutter body, is provided with micromatic setting in this through hole;
End at described micromatic setting is connected with a blade bearing, it is characterized in that, described micromatic setting comprises adjusting screw(rod), be sleeved on the locating snap ring on this adjusting screw(rod), the dial that is arranged on this adjusting screw(rod) one end and is connected with adjusting screw(rod) by described locating snap ring, and the sliding sleeve axle that is arranged on the described adjusting screw(rod) other end and is flexibly connected by a fine-tuning nut and adjusting screw(rod); One end of this sliding sleeve axle is provided with a position limiting structure, and the sliding sleeve axle is fixedly connected with described blade bearing by this position limiting structure;
Described position limiting structure comprises and is arranged on the boss on the described sliding sleeve shaft end and is arranged on retainingf key on this boss, and the locating hole on the described blade bearing and the boss of this position limiting structure and retainingf key merga pass one fixture that matches is fixedly connected with the end of described sliding sleeve axle.
2. a kind of high-accuracy micrometer adjustement boring tool according to claim 1 is characterized in that, the fixture that described blade bearing is fixedly connected with described sliding sleeve axle is hold-down screw.
3. a kind of high-accuracy micrometer adjustement boring tool according to claim 1 is characterized in that the radial clearance angle of described blade bearing is provided with an inclined-plane, and this inclined-plane is presented little lower large in rear angular direction.
4. each described a kind of high-accuracy micrometer adjustement boring tool in 3 according to claim 1 is characterized in that described dial is provided with 50 uniform lattices, and each lattice is 0.005mm.
5. a kind of high-accuracy micrometer adjustement boring tool according to claim 4 is characterized in that, the pitch of the screw thread pair between described adjusting screw(rod) and the described fine-tuning nut is 0.25mm.
6. a kind of high-accuracy micrometer adjustement boring tool according to claim 1 is characterized in that, also is provided with the radial slot perpendicular with described micromatic setting place through hole on the described cutter body, is provided with location structure in this radial slot.
7. a kind of high-accuracy micrometer adjustement boring tool according to claim 1 is characterized in that, described location structure comprises backing-up screw, lock-screw and is sleeved on alignment pin between described backing-up screw and the lock-screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320201120 CN203245381U (en) | 2013-04-19 | 2013-04-19 | High precision fine-tuning boring tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320201120 CN203245381U (en) | 2013-04-19 | 2013-04-19 | High precision fine-tuning boring tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203245381U true CN203245381U (en) | 2013-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320201120 Expired - Fee Related CN203245381U (en) | 2013-04-19 | 2013-04-19 | High precision fine-tuning boring tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203245381U (en) |
Cited By (5)
| 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 |
| CN107717138A (en) * | 2016-08-10 | 2018-02-23 | 中钢集团衡阳重机有限公司 | A kind of dual clamping mode of worm gear fly cutter |
| CN107717139A (en) * | 2016-08-10 | 2018-02-23 | 中钢集团衡阳重机有限公司 | A kind of clamping mode of worm gear fly cutter |
| CN111185612A (en) * | 2019-12-09 | 2020-05-22 | 广州文冲船厂有限责任公司 | Plane boring and scraping tool for boring machine |
| 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) | Inner-cooling fine boring cutter structure with positioning and lock core functions |
-
2013
- 2013-04-19 CN CN 201320201120 patent/CN203245381U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107717138A (en) * | 2016-08-10 | 2018-02-23 | 中钢集团衡阳重机有限公司 | A kind of dual clamping mode of worm gear fly cutter |
| CN107717139A (en) * | 2016-08-10 | 2018-02-23 | 中钢集团衡阳重机有限公司 | A kind of clamping mode of worm gear fly cutter |
| 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 |
| CN111185612A (en) * | 2019-12-09 | 2020-05-22 | 广州文冲船厂有限责任公司 | Plane boring and scraping tool for boring machine |
| 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) | Inner-cooling fine boring cutter structure with positioning and lock core functions |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: NINGBO DANDERUI PRECISION MACHINERY TECHNOLOGY CO. Free format text: FORMER OWNER: NINGBO JIANGBEI YONGRUI MACHINERY CO., LTD. Effective date: 20150112 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150112 Address after: Jiangbei District Yongjiang Street Hexi Cun Zhong Jia 315000 Zhejiang city of Ningbo Province Patentee after: Ningbo Dan Derui precision optical machinery Science and Technology Ltd. Address before: 315000 Zhejiang Province, Ningbo Jiangbei District No. 149 Mei Yan Lu Patentee before: Ningbo Jiangbei Yongrui Machinery Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131023 Termination date: 20150419 |
|
| EXPY | Termination of patent right or utility model |