CN104625749A - Boring cutter structure capable of being polished - Google Patents
Boring cutter structure capable of being polished Download PDFInfo
- Publication number
- CN104625749A CN104625749A CN201410788952.4A CN201410788952A CN104625749A CN 104625749 A CN104625749 A CN 104625749A CN 201410788952 A CN201410788952 A CN 201410788952A CN 104625749 A CN104625749 A CN 104625749A
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- CN
- China
- Prior art keywords
- boring cutter
- polished
- wheel
- cutter structure
- expander bar
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
Abstract
The invention relates to a boring cutter structure capable of being polished. The boring cutter structure comprises a boring cutter and at least two connecting supports. Each connecting support comprises a fixed portion and an expansion rod, the fixed portions and the expansion rods are fixedly connected through connecting rods, and each fixed portion comprises a clamping block fixed to a cutter holder. The axes of the expansion rods are coaxial with the cutter feeding direction of a lathe, a polishing grinding wheel assembly is arranged on each expansion rod and comprises an annular grinding wheel in rotating connection with the corresponding expansion rod, an annular driving wheel is coaxially fixed to each annular grinding wheel, and the driving wheels are in transmission connection with a power source fixed to the cutter holder through transmission assemblies. The polishing grinding wheel assemblies are arranged on the two sides of the cutter holder in sequence through the connecting supports, and a cutting edge of the boring cutter is located on the tangent circle of the outer wall faces of the annular grinding wheels. When the polishing grinding wheels symmetrically arranged through a plurality of tools are used for turning an inner hole of a workpiece, the inner hole is polished, and compared with a traditional single polishing grinding wheel, stability is good, and the polishing effect is better.
Description
Technical field
The present invention relates to one can to polish formula boring cutter structure, belong to lathe accessory field.
Background technology
It is general after bore hole is carried out to round-meshed workpiece, in order to improve installation accuracy and aesthetic measure, often need to carry out polishing to hole inwall, and these work are generally workpiece again clamping to some special burnishing machines to carry out polishing, but there is more problem in this kind of polishing mode;
1, by workpiece from after lathe takes off, again time on clamping to burnishing machine, because be secondary installing, be difficult to the axiality of guarantee twice installation, if carry out preliminary polishing, its rubbing head surface is comparatively coarse, and can bring certain wearing and tearing to the internal face in hole, non-coaxial wearing and tearing can affect the precision in hole.
2, clamping can bring larger time waste again, for large-scale, not only needs the at substantial time to the dismounting of workpiece, and also will spend a large amount of time to the secondary calibration of workpiece and the calibration of rubbing head, cost of labor is higher, and production capacity can reduce simultaneously.
3, traditional rubbing head is generally direct-connected on drive motors, then drive motors is arranged on and promotes on slide block, the vibration that drive motors brings when rotating can drive promotion slide block to move together, make the mobile axis of whole rubbing head and non-rectilinear, the polishing of burnishing surface can be made even not, for comparatively coarse rubbing head, the precision of workpiece also can be had influence on.
4, traditional polishing is generally special purpose machine tool, needs to buy in addition, and cost is comparatively large, also can take certain plant area's area.
Be 201420040276.8 at application number, name is called in the patent document of lathe automatic polishing machine and proposes a kind of lathe automatic polishing machine, it is undertaken reequiping by traditional lathe and realizes the object that lathe carries out polishing, but it is larger to the change of lathe, install and restore all more difficult, and although it achieves the polishing function of lathe, it still will carry out secondary clamping and realize polishing to change lathe, still there is the problem of low precision to a certain extent;
Be 201220605854.9 at application number, name is called in a kind of patent document of lathe burnishing device and proposes another kind of technical scheme of being carried out polishing by lathe, it mainly by installing a Manual angular grinding machine on lathe, and installed by special fixture, it is short mainly to there is angle grinding machine stream time in this technical scheme, the problems such as driving torque is low, also cannot realize clamped one time simultaneously, carry out bore hole and the polishing process of inner hole of workpiece.
Summary of the invention
The technical problem to be solved in the present invention is: overcome traditional lathe in prior art and cannot carry out the technical problem of sidecar chamfered edge polishing to inner hole of workpiece, provide a kind of lathe expansion structure, thus while turning, can carry out polishing to workpiece.
The technical solution adopted for the present invention to solve the technical problems is:
One can be polished formula boring cutter structure, comprise the connection bracket of boring cutter and at least two, described connection bracket comprises fixed part, expander bar, is fixedly connected with between described fixed part and expander bar by connecting rod, and described fixed part comprises a clamp be fixed on knife rest; The axis of described expander bar is coaxial with the direction of feed of lathe, described expander bar is provided with buffing wheel assembly, described buffing wheel assembly comprises a toroidal wheel be rotationally connected with expander bar, described toroidal wheel is coaxially fixed with an annular driving wheel, and described driving wheel is in transmission connection by transmission component and the power source be fixed on knife rest;
Described buffing wheel assembly is successively set on the both sides of knife rest by connection bracket, the cutting edge of described boring cutter is positioned on the public circle of contact of toroidal wheel outside wall surface.
As further innovation of the present invention, described toroidal wheel is rotationally connected by bearing and expander bar.
As further innovation of the present invention, described buffing wheel assembly also comprises toroidal wheel fixation kit, described expander bar is screw rod, described toroidal wheel fixation kit comprises the locating ring and top pressure ring that are symmetricly set on toroidal wheel both sides, described locating ring is fixedly connected with expander bar by screw thread, described top pressure ring be positioned at locating ring inner side, top be pressed on the inner ring of bearing.
As further innovation of the present invention, the quantity of described bearing is at least two, is provided with top briquetting between described bearing, and the both sides of described top briquetting are provided with the top pressure ring that is less than bearing outer diameter, and described top pressure ring is pressed on the inner ring of bearing.
As further innovation of the present invention, described transmission component comprises power input module, described power input module comprises the rotation seat of a dish type, the middle part of described rotation seat is provided with a screwed hole be threaded with expander bar, rotation seat is rotatably connected to a power input shaft, described power input shaft is provided with a moving runner contacted with driving wheel, by driving power input shaft, makes moving runner promote driving wheel and rotating.
As further innovation of the present invention, described driving wheel comprises an annular tooth bar 12, and described moving runner is one and tooth bar 12 meshed gears.
As further innovation of the present invention, described power input shaft is in transmission connection by Universal flexible shaft and power source, described Universal flexible shaft comprises outer liner and interior axle, the two ends of described interior axle are respectively arranged with power shaft and output shaft, the two ends of described power shaft and output shaft and outer liner are rotationally connected, connecting axle is provided with between described power shaft and output shaft, described connecting axle comprises some connecting joints, described connecting joint comprises a ball head and a ball bowl portion, and described ball head is embedded in the ball bowl portion of adjacent connecting joint.
As further innovation of the present invention, the ball bowl edge of opening annular array in described ball bowl portion is provided with four circular protruding blocks, on described ball head, respective protrusions block position annular array is provided with four sliding trays, the axis being parallel of described sliding tray and ball head, described protruding block moves in sliding tray.
The invention has the beneficial effects as follows:
1, the present invention is by the symmetrically arranged buffing wheel of several counter-knife while turner endoporus, carries out polishing to endoporus, and compared to traditional single buffing wheel, stability is better, and error is also lower, and efficiency is also higher simultaneously, polishing better effects if.
2, the rotating mechanism Technical comparing of bearing-type is ripe, and good stability is easy to maintenance.
3, buffing wheel by one slidably fixed mechanism be fixed, can adjust according to the position of size to buffing wheel of workpiece easily, greatly improve the general degree of this product.
4, compared to single bearing, the rotational stability of multiple bearing is higher.
5, transmission component structure of the present invention is simple, can carry out easily dismantling, safeguarding.
6, the transmission mechanism of Universal flexible shaft formula can greatly facilitate the adjustment of buffing wheel relative to tool position, and also can not bring any impact to precision and transmission effect.
Power transmission is carried out by the frictional force between bulb and ball bowl between the transmission joint of 7, traditional Universal flexible shaft, power transmission efficiency is low, when moment of torsion increases, be easy to skid, by four circular protruding blocks and four sliding trays between the bulb of the transmission joint in the present invention and ball bowl, under the prerequisite not affecting transmission joint rotational freedom inherently, improve transmission efficiency, prevent the generation of skidding.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is structural representation of the present invention;
Fig. 2 is the schematic diagram of buffing wheel assembly of the present invention;
Figure comprises: knife rest 1, cutter 2, expander bar 3, connecting rod 4, fixed part 5, toroidal wheel 6, locating ring 7, bearing 8, top briquetting 9, rotation seat 10, moving runner 11, tooth bar 12, power input shaft 13.
Detailed description of the invention
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present invention are described in a schematic way, and therefore it only shows the formation relevant with the present invention.
As depicted in figs. 1 and 2, the present invention is that one can be polished formula boring cutter structure, comprise the connection bracket of boring cutter and at least two, described connection bracket comprises fixed part 5, expander bar 3, be fixedly connected with by connecting rod 4 between described fixed part 5 and expander bar 3, described fixed part 5 comprises a clamp be fixed on knife rest 1, the axis of described expander bar 3 is coaxial with the direction of feed of lathe, described expander bar 3 is provided with buffing wheel assembly, described buffing wheel assembly comprises the toroidal wheel 6 and toroidal wheel 6 fixation kit that are rotationally connected with expander bar 3, described expander bar 3 is screw rod, toroidal wheel 6 is rotationally connected by bearing 8 and expander bar 3, described toroidal wheel 6 fixation kit comprises the locating ring 7 and top pressure ring that are symmetricly set on toroidal wheel 6 both sides, described locating ring 7 is fixedly connected with expander bar 3 by screw thread, described top pressure ring is positioned at the inner side of locating ring 7, top is pressed on the inner ring of bearing 8,
The quantity of described bearing 8 is two, and be provided with top briquetting 9 between described bearing 8, the both sides of described top briquetting 9 are provided with the top pressure ring that is less than bearing 8 race diameter, and described top pressure ring is pressed on the inner ring of bearing 8;
Described toroidal wheel 6 is coaxially fixed with an annular driving wheel, and described driving wheel is in transmission connection by transmission component and the power source be fixed on knife rest 1;
Described buffing wheel assembly is successively set on the both sides of knife rest 1 by connection bracket, the cutting edge of described boring cutter is positioned on the public circle of contact of toroidal wheel 6 outside wall surface;
Described transmission component comprises power input module, described power input module comprises the rotation seat 10 of a dish type, the middle part of described rotation seat 10 is provided with a screwed hole be threaded with expander bar 3, rotation seat 10 is rotatably connected to a power input shaft 13, described power input shaft 13 is provided with a moving runner contacted with driving wheel 11, by driving power input shaft 13, making moving runner 11 promote driving wheel and rotating;
Described driving wheel comprises an annular tooth bar 12, and described moving runner 11 is one and tooth bar 12 meshed gears;
Described power input shaft 13 is in transmission connection by Universal flexible shaft and power source, described Universal flexible shaft comprises outer liner and interior axle, the two ends of described interior axle are respectively arranged with power shaft and output shaft, the two ends of described power shaft and output shaft and outer liner are rotationally connected, connecting axle is provided with between described power shaft and output shaft, described connecting axle comprises some connecting joints, and described connecting joint comprises a ball head and a ball bowl portion, and described ball head is embedded in the ball bowl portion of adjacent connecting joint;
The ball bowl edge of opening annular array in described ball bowl portion is provided with four circular protruding blocks, on described ball head, respective protrusions block position annular array is provided with four sliding trays, the axis being parallel of described sliding tray and ball head, described protruding block moves in sliding tray;
First clamp and cutter 2 are clamped in advance during use, subsequently by knocking cutter 2 and clamp, the position of buffing wheel and blade is adjusted, the cutting of blade tip is made to be positioned on the public circle of contact line of buffing wheel outer surface, when feed is cut, cutting edge tip carries out bore hole to work piece inner surface, and the buffing wheel of both sides carries out polishing to inner hole of workpiece surface simultaneously;
The fixed position of bearing 8 can be adjusted by rotating locating ring 7, after having adjusted, screwing the locating ring 7 of both sides, just can realize the clamping to bearing 8.
With above-mentioned according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on description, must determine its technical scope according to right.
Claims (8)
1. a formula boring cutter structure of can polishing, it is characterized in that: the connection bracket comprising boring cutter and at least two, described connection bracket comprises fixed part, expander bar, is fixedly connected with between described fixed part and expander bar by connecting rod, and described fixed part comprises a clamp be fixed on knife rest; The axis of described expander bar is coaxial with the direction of feed of lathe, described expander bar is provided with buffing wheel assembly, described buffing wheel assembly comprises a toroidal wheel be rotationally connected with expander bar, described toroidal wheel is coaxially fixed with an annular driving wheel, and described driving wheel is in transmission connection by transmission component and the power source be fixed on knife rest;
Described buffing wheel assembly is successively set on the both sides of knife rest by connection bracket, the cutting edge of described boring cutter is positioned on the public circle of contact of toroidal wheel outside wall surface.
2. one as claimed in claim 1 can be polished formula boring cutter structure, it is characterized in that: described toroidal wheel is rotationally connected by bearing and expander bar.
3. one as claimed in claim 2 can be polished formula boring cutter structure, it is characterized in that: described buffing wheel assembly also comprises toroidal wheel fixation kit, described expander bar is screw rod, described toroidal wheel fixation kit comprises the locating ring and top pressure ring that are symmetricly set on toroidal wheel both sides, described locating ring is fixedly connected with expander bar by screw thread, described top pressure ring be positioned at locating ring inner side, top be pressed on the inner ring of bearing.
4. one as claimed in claim 3 can be polished formula boring cutter structure, it is characterized in that: the quantity of described bearing is at least two, top briquetting is provided with between described bearing, the both sides of described top briquetting are provided with the top pressure ring that is less than bearing outer diameter, and described top pressure ring is pressed on the inner ring of bearing.
5. one as claimed in claim 3 can be polished formula boring cutter structure, it is characterized in that: described transmission component comprises power input module, described power input module comprises the rotation seat of a dish type, the middle part of described rotation seat is provided with a screwed hole be threaded with expander bar, rotation seat is rotatably connected to a power input shaft, described power input shaft is provided with a moving runner contacted with driving wheel, by driving power input shaft, makes moving runner promote driving wheel and rotating.
6. one as claimed in claim 5 can be polished formula boring cutter structure, it is characterized in that: described driving wheel comprises an annular tooth bar 12, described moving runner be one with tooth bar 12 meshed gears.
7. one as claimed in claim 5 can be polished formula boring cutter structure, it is characterized in that: described power input shaft is in transmission connection by Universal flexible shaft and power source, described Universal flexible shaft comprises outer liner and interior axle, the two ends of described interior axle are respectively arranged with power shaft and output shaft, the two ends of described power shaft and output shaft and outer liner are rotationally connected, connecting axle is provided with between described power shaft and output shaft, described connecting axle comprises some connecting joints, described connecting joint comprises a ball head and a ball bowl portion, and described ball head is embedded in the ball bowl portion of adjacent connecting joint.
8. one as claimed in claim 8 can be polished formula boring cutter structure, it is characterized in that: the ball bowl edge of opening annular array in described ball bowl portion is provided with four circular protruding blocks, on described ball head, respective protrusions block position annular array is provided with four sliding trays, the axis being parallel of described sliding tray and ball head, described protruding block moves in sliding tray.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410788952.4A CN104625749B (en) | 2014-12-19 | 2014-12-19 | One kind can polish formula boring cutter structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410788952.4A CN104625749B (en) | 2014-12-19 | 2014-12-19 | One kind can polish formula boring cutter structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104625749A true CN104625749A (en) | 2015-05-20 |
| CN104625749B CN104625749B (en) | 2017-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410788952.4A Active CN104625749B (en) | 2014-12-19 | 2014-12-19 | One kind can polish formula boring cutter structure |
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| CN (1) | CN104625749B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86102659A (en) * | 1986-04-17 | 1987-10-28 | 李新建 | The method of high speed boring, milling and grinding slender holes and device |
| CN2487476Y (en) * | 2001-08-07 | 2002-04-24 | 宋恩辉 | Adjustable boring cutting polishing head |
| JP2012045642A (en) * | 2010-08-24 | 2012-03-08 | Nisshin Seisakusho:Kk | Bore surface machining method, tool for machining bore surface, and bore surface machining device |
| CN203696708U (en) * | 2014-01-17 | 2014-07-09 | 宁波华辰机械有限公司 | Boring and polishing machine for inner wall of specially-shaped pipe |
| CN203936751U (en) * | 2014-03-24 | 2014-11-12 | 哈尔滨电机厂有限责任公司 | Pneumatic sanding and polishing instrument for large-scale borer |
-
2014
- 2014-12-19 CN CN201410788952.4A patent/CN104625749B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86102659A (en) * | 1986-04-17 | 1987-10-28 | 李新建 | The method of high speed boring, milling and grinding slender holes and device |
| CN2487476Y (en) * | 2001-08-07 | 2002-04-24 | 宋恩辉 | Adjustable boring cutting polishing head |
| JP2012045642A (en) * | 2010-08-24 | 2012-03-08 | Nisshin Seisakusho:Kk | Bore surface machining method, tool for machining bore surface, and bore surface machining device |
| CN203696708U (en) * | 2014-01-17 | 2014-07-09 | 宁波华辰机械有限公司 | Boring and polishing machine for inner wall of specially-shaped pipe |
| CN203936751U (en) * | 2014-03-24 | 2014-11-12 | 哈尔滨电机厂有限责任公司 | Pneumatic sanding and polishing instrument for large-scale borer |
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| Publication number | Publication date |
|---|---|
| CN104625749B (en) | 2017-11-24 |
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