CN205816845U - Accurate reducing boring cutter - Google Patents
Accurate reducing boring cutter Download PDFInfo
- Publication number
- CN205816845U CN205816845U CN201620533840.9U CN201620533840U CN205816845U CN 205816845 U CN205816845 U CN 205816845U CN 201620533840 U CN201620533840 U CN 201620533840U CN 205816845 U CN205816845 U CN 205816845U
- Authority
- CN
- China
- Prior art keywords
- knife bar
- boring cutter
- fixing seat
- pushing block
- tool fixing
- 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
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- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
This utility model belongs to cutting tool field, particularly to a kind of accurate reducing boring cutter that can carry out reducing regulation in the course of processing.Accurate reducing boring cutter, it includes knife bar, knife bar radially offers installing hole, tool fixing seat is connected in installing hole, blade is fixed on tool fixing seat, it is characterized in that: described knife bar is internally provided with the pushing mechanism driving tool fixing seat to move radially, described pushing mechanism includes the pushing block that can slide being connected within knife bar, pushing block and tool fixing seat are by being slidably matched, described knife bar is internally provided with screw rod bushing, screw mandrel it is provided with in screw rod bushing, one end of screw mandrel is connected with pushing block, described knife bar is internally provided with the driving motor driving screw rod bushing to rotate.This utility model devise a kind of can in the course of processing regulating boring cutter processing diameter accurate reducing boring cutter.
Description
Technical field
This utility model belongs to cutting tool field, can carry out reducing regulation particularly to a kind of in the course of processing
Accurate reducing boring cutter.
Background technology
Boring cutter is the one of aperture knife tool, is usually circle handle, also has bigger workpiece user's knife bar to be generally found from vertical
Car, the most frequently used occasion be exactly in hole machined, reaming, profiling etc..
Along with the required precision of machining improves constantly, and the multiformity of machining shape, the structure of boring cutter is also carried
Having gone out new requirement, existing boring cutter is in the course of processing, and the cutting diameter of boring cutter is invariable, if in same workpiece
Need to process the position of different-diameter, it is necessary to first withdrawing, then adjust the cutting diameter of boring cutter, then feeding processing, Er Qieshang
Stating processing mode, it is impossible to the hole that first processing diameter is little, in the hole that processing diameter is big, processing technique has some limitations, and enters
One step, the structure of an existing some holes is continuous reducing, and in prior art, boring cutter also cannot be carried out processing.
Summary of the invention
The problem existed for prior art, this utility model devises one and can add by regulating boring cutter in the course of processing
The accurate reducing boring cutter of work diameter.
Realize the technical solution of the utility model as follows:
Accurate reducing boring cutter, it includes knife bar, and knife bar radially offers installing hole, and tool fixing seat is connected to installing hole
In, blade is fixed on tool fixing seat, it is characterised in that: described knife bar is internally provided with driving tool fixing seat and radially moves
Dynamic pushing mechanism, described pushing mechanism includes the pushing block that can slide being connected within knife bar, pushing block and cutter
Fixing seat is by being slidably matched, and described knife bar is internally provided with screw rod bushing, and connecting in screw rod bushing has screw mandrel, one end of screw mandrel with
Pushing block connects, and described knife bar is internally provided with the driving motor driving screw rod bushing to rotate.
This utility model is by driving motor to drive screw rod bushing to rotate, thus moves before and after driving screw mandrel, then drives
Pushing block slides in knife bar, owing to tool fixing seat and pushing block use inclined-plane to coordinate, when pushing block reach and retrogressing
During drive the extending and retracting of tool fixing seat, it is achieved thereby that the reducing regulation of boring cutter, owing to this utility model uses
Leading screw drives, and has higher precision, meets the requirement of machining accuracy, and further, this utility model can be in cutting
During, control to drive motor work, it is achieved in the course of processing, the cutting diameter to boring cutter is adjusted, it is not necessary to withdrawing feed
Process, the process time of shortening, in the course of processing, continuous print controls to drive motor, can realize the company of the cutting diameter of boring cutter
Continuous change, achieves the continuous reducing working ability of boring cutter then.
The internal symmetry of described knife bar is provided with gathering sill, and pushing block is provided with the guide pad coordinated with gathering sill, if
Pushing block can be guided by the gathering sill put and guide pad, it is ensured that the stationarity of pushing block motion and degree of accuracy.
Described pushing block is slope with the end face of tool fixing seat, and the end face of described pushing block is provided with L-shaped
Slide-and-guide block, the end face of tool fixing seat is provided with the sliding tray of L-shaped, and sliding tray coordinates with slide-and-guide block, described slope
The tapering in face is 14 ° 2 ' 10 ", use above-mentioned taper design, it is achieved that less driving force, create bigger radial thrust.
The two ends of described knife bar are respectively arranged with drive end bearing bracket and rear end cap, and described driving motor connects on rear end cap,
Cutter can be sealed by the drive end bearing bracket and the rear end cap that arrange, prevents external dust and chips from entering in knife bar, it is ensured that
The precision of pushing mechanism and cutting-tool's used life.
Being provided with spring bearing between described screw rod bushing and knife bar, screw rod bushing can be carried out propping up by the spring bearing of setting
Support, thus ensure that the traveling comfort of screw rod bushing, and reduce the size of the driving force that pushing mechanism needs.
In sum, this utility model has the advantages that
This utility model is by driving motor to drive screw rod bushing to rotate, thus moves before and after driving screw mandrel, then drives
Pushing block slides in knife bar, owing to tool fixing seat and pushing block use inclined-plane to coordinate, when pushing block reach and retrogressing
During drive the extending and retracting of tool fixing seat, it is achieved thereby that the reducing regulation of boring cutter, owing to this utility model uses
Leading screw drives, and has higher precision, meets the requirement of machining accuracy, and further, this utility model can be in cutting
During, control to drive motor work, it is achieved in the course of processing, the cutting diameter to boring cutter is adjusted, it is not necessary to withdrawing feed
Process, the process time of shortening, in the course of processing, continuous print controls to drive motor, can realize the company of the cutting diameter of boring cutter
Continuous change, achieves the continuous reducing working ability of boring cutter then.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 be Fig. 1 A-A to cross-sectional schematic；
In figure, 1 is tool fixing seat, and 2 is Cutting tool installation manner hole, and 3 is drive end bearing bracket, and 4 is knife bar, and 5 is pushing block, and 6 is leading screw, 7
For screw rod bushing, 8 for driving motor, and 9 is rear end cap, and 10 is slide-and-guide block, and 11 is sliding tray, and 12 is gathering sill, and 13 for guiding
Block, 14 is spring bearing.
Detailed description of the invention
With specific embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.
Accurate reducing boring cutter as depicted in figs. 1 and 2, it includes that knife bar 4, knife bar 4 radial direction offer installing hole 2, cutter
Fixing seat 1 is connected in installing hole 2, and blade is fixed on tool fixing seat 1, and described knife bar 4 is internally provided with driving cutter
The pushing mechanism that fixing seat moves radially, described pushing mechanism includes the pushing block 5 that can slide being connected within knife bar,
Pushing block 5 and tool fixing seat 1 are by being slidably matched, and described knife bar 4 is internally provided with screw rod bushing 7, and connecting in screw rod bushing 7 has
Screw mandrel 6, one end of screw mandrel 6 is connected with pushing block 5, and described knife bar 4 is internally provided with the driving motor driving screw rod bushing to rotate
8。
This utility model is by driving motor to drive screw rod bushing to rotate, thus moves before and after driving screw mandrel, then drives
Pushing block slides in knife bar, owing to tool fixing seat and pushing block use inclined-plane to coordinate, when pushing block reach and retrogressing
During drive the extending and retracting of tool fixing seat, it is achieved thereby that the reducing regulation of boring cutter, owing to this utility model uses
Leading screw drives, and has higher precision, meets the requirement of machining accuracy, and further, this utility model can be in cutting
During, control to drive motor work, it is achieved in the course of processing, the cutting diameter to boring cutter is adjusted, it is not necessary to withdrawing feed
Process, the process time of shortening, in the course of processing, continuous print controls to drive motor, can realize the company of the cutting diameter of boring cutter
Continuous change, achieves the continuous reducing working ability of boring cutter then.
The internal symmetry of described knife bar is provided with gathering sill 12, and pushing block 5 is provided with the guiding coordinated with gathering sill 12
Pushing block can be guided by block 13, the gathering sill of setting and guide pad, it is ensured that the stationarity of pushing block motion is with accurate
Degree.
Described pushing block is slope with the end face of tool fixing seat, and the end face of described pushing block is provided with L-shaped
Slide-and-guide block 10, the end face of tool fixing seat 1 is provided with the sliding tray 11 of L-shaped, and sliding tray 11 coordinates with slide-and-guide block 10, institute
The tapering of the slope stated is 14 ° 2 ' 10 ", use above-mentioned taper design, it is achieved that less driving force creates bigger footpath
To thrust.
The two ends of described knife bar are respectively arranged with drive end bearing bracket 3 and rear end cap 9, and described driving motor 8 connects rear end cap 9
On, cutter can be sealed by the drive end bearing bracket of setting and rear end cap, prevents external dust and chips from entering in knife bar, protects
Precision and the cutting-tool's used life of pushing mechanism are demonstrate,proved.
Being provided with spring bearing 14 between described screw rod bushing and knife bar, screw rod bushing can be carried out by the spring bearing of setting
Support, thus ensure that the traveling comfort of screw rod bushing, and reduce the size of the driving force that pushing mechanism needs.
In sum, this utility model has the advantages that
This utility model is by driving motor to drive screw rod bushing to rotate, thus moves before and after driving screw mandrel, then drives
Pushing block slides in knife bar, owing to tool fixing seat and pushing block use inclined-plane to coordinate, when pushing block reach and retrogressing
During drive the extending and retracting of tool fixing seat, it is achieved thereby that the reducing regulation of boring cutter, owing to this utility model uses
Leading screw drives, and has higher precision, meets the requirement of machining accuracy, and further, this utility model can be in cutting
During, control to drive motor work, it is achieved in the course of processing, the cutting diameter to boring cutter is adjusted, it is not necessary to withdrawing feed
Process, the process time of shortening, in the course of processing, continuous print controls to drive motor, can realize the company of the cutting diameter of boring cutter
Continuous change, achieves the continuous reducing working ability of boring cutter then.
Claims (5)
1. accurate reducing boring cutter, it includes knife bar, and knife bar radially offers installing hole, and tool fixing seat is connected in installing hole,
Blade is fixed on tool fixing seat, it is characterised in that: described knife bar is internally provided with driving tool fixing seat and moves radially
Pushing mechanism, described pushing mechanism includes the pushing block that can slide being connected within knife bar, and pushing block is solid with cutter
Reservation is by being slidably matched, and described knife bar is internally provided with screw rod bushing, is provided with screw mandrel in screw rod bushing, one end of screw mandrel and promotion
Block connects, and described knife bar is internally provided with the driving motor driving screw rod bushing to rotate.
Accurate reducing boring cutter the most according to claim 1, it is characterised in that: the internal symmetry of described knife bar is provided with leads
To groove, pushing block is provided with the guide pad coordinated with gathering sill.
Accurate reducing boring cutter the most according to claim 1, it is characterised in that: described pushing block and the end face of tool fixing seat
Being slope, the end face of described pushing block is provided with the slide-and-guide block of L-shaped, and the end face of tool fixing seat is provided with L-shaped
Sliding tray, sliding tray coordinates with slide-and-guide block, and the tapering of described slope is 14 ° 2 ' 10 ".
Accurate reducing boring cutter the most according to claim 1, it is characterised in that: before the two ends of described knife bar are respectively arranged with
End cap and rear end cap, described driving motor connects on rear end cap.
Accurate reducing boring cutter the most according to claim 1, it is characterised in that: it is provided with between described screw rod bushing and knife bar
Spring bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620533840.9U CN205816845U (en) | 2016-06-03 | 2016-06-03 | Accurate reducing boring cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620533840.9U CN205816845U (en) | 2016-06-03 | 2016-06-03 | Accurate reducing boring cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205816845U true CN205816845U (en) | 2016-12-21 |
Family
ID=57568041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620533840.9U Expired - Fee Related CN205816845U (en) | 2016-06-03 | 2016-06-03 | Accurate reducing boring cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205816845U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107538022A (en) * | 2017-09-28 | 2018-01-05 | 山西风雷钻具有限公司 | Boring gang tool |
| CN108127129A (en) * | 2018-02-11 | 2018-06-08 | 扬州航瑞电子科技有限公司 | A kind of big L/D ratio feedforward waveguide pipe processing device and its method of work |
| CN111957989A (en) * | 2020-08-18 | 2020-11-20 | 齐齐哈尔建华机械有限公司 | Method for machining deep hole groove |
| CN112170947A (en) * | 2020-09-28 | 2021-01-05 | 湖南南方机床有限公司 | Knife handle capable of radially extending and retracting and knife bar |
| CN114654192A (en) * | 2022-05-20 | 2022-06-24 | 歌尔股份有限公司 | Tool assembly and assembling system |
| CN117773206A (en) * | 2022-11-04 | 2024-03-29 | 苏州凯格森精密工具有限公司 | Special cutter for machining stepped inner hole |
-
2016
- 2016-06-03 CN CN201620533840.9U patent/CN205816845U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107538022A (en) * | 2017-09-28 | 2018-01-05 | 山西风雷钻具有限公司 | Boring gang tool |
| CN108127129A (en) * | 2018-02-11 | 2018-06-08 | 扬州航瑞电子科技有限公司 | A kind of big L/D ratio feedforward waveguide pipe processing device and its method of work |
| CN108127129B (en) * | 2018-02-11 | 2024-07-02 | 扬州锐辰精密机械有限公司 | Feed-forward waveguide processing device with large length-diameter ratio and working method thereof |
| CN111957989A (en) * | 2020-08-18 | 2020-11-20 | 齐齐哈尔建华机械有限公司 | Method for machining deep hole groove |
| CN112170947A (en) * | 2020-09-28 | 2021-01-05 | 湖南南方机床有限公司 | Knife handle capable of radially extending and retracting and knife bar |
| CN114654192A (en) * | 2022-05-20 | 2022-06-24 | 歌尔股份有限公司 | Tool assembly and assembling system |
| CN114654192B (en) * | 2022-05-20 | 2022-09-20 | 歌尔股份有限公司 | Tool assembly and assembling system |
| CN117773206A (en) * | 2022-11-04 | 2024-03-29 | 苏州凯格森精密工具有限公司 | Special cutter for machining stepped inner hole |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161221 Termination date: 20210603 |