CN201524817U - Mechanism for trimming fine boring tools for deep holes - Google Patents
Mechanism for trimming fine boring tools for deep holes Download PDFInfo
- Publication number
- CN201524817U CN201524817U CN2009201914974U CN200920191497U CN201524817U CN 201524817 U CN201524817 U CN 201524817U CN 2009201914974 U CN2009201914974 U CN 2009201914974U CN 200920191497 U CN200920191497 U CN 200920191497U CN 201524817 U CN201524817 U CN 201524817U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- fine
- axial
- cavity
- axis
- 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 - Lifetime
Links
Images
Abstract
The utility model relates to a mechanism for trimming fine boring tools for deep holes, which comprises a cylindrical body, an radial cavity for receiving tools on one end of the cylinder, a combining surface fastened with the machine tool on the other end, a guidance shaft disposed inside the radial cavity of the cylinder, and a knife rod pore for receiving and fastening the knife rod provided along the radial direction of the guidance shaft. The mechanism for trimming further includes a adjustment screw bolt having an index table on one end, the other end of the adjustment screw bolt is connected to a trimming screw bolt provided in one end of the guidance shaft after passing through a butterfly shaped spring plate, a fixing seat and a fixing screw nut provided inside the radial cavity of the cylindrical body. The radial taper surface provided on the outer circumference of the guidance shaft is in sliding contact with or closely adhered to the axial conical pin provided on the radial cavity of the cylindrical body for rapid and precise trimming, the butterfly shaped spring plate ring and the trimming screw nut provided in the radial cavity of the cylindrical body can overcome the problems of over resistance and radial jumping during the rotation of the adjustment screw bolt, so that the rotation of the adjustment screw bolt is flexible without sliding. The fine boring tool is adjusted by 0.5mm when the adjustment screw bolt with indication from the index table is rotated by a round, 100 scales are provided on the index table, thus a scale represents an adjustment of 0.005mm.
Description
Technical field
The utility model relates to a kind of cutter fine tuning structure, especially a kind of micro-adjusting mechanism of deep-hole boring cutter tool.
Background technology
At present, each model milling machine and horizontal Machining centers, part processing method commonly used is, mounting cutter on machine tool chief axis, with power source, the corresponding rotary cutting tool of the speed of mainshaft, and cutting tool is combined on the tool rest, be fixed in the rotating shaft of milling machine by the base of tool again, make cutting rotate the machining part at a high speed, and bite have the certain size scope with rotating shaft, the particularly more difficult processing of small-bore deep hole, a kind of cutter of adjusting is arranged in the market, often produce too tight or too loose phenomenon when it is adjusted, especially trace adjustment remains difficult point, lack accuracy, cause and use difficulty.CN2642441Y proposes a kind of fine setting tool rest structure, it adopts in the lining and is equipped with the positioning component that several are made of two hold-down screws and a pearl body, the pearl body of each positioning component and inlay card make the adjustment screw rod merrily and lightheartedly rotate in the circular groove of adjusting screw rod by this, are convenient to operation and fine setting rapidly.Though this structure has solved the flexible operation problem, because the pearl body slides and to cause inaccurately, it is not enough to produce trimming precision, does not reach result of use, and the lining of this band ball increases cost to processing and manufacturing, and maintenance difficult increases.
Summary of the invention
The technical problems to be solved in the utility model provides a kind of can accurately the fine setting rapidly, adjusts the firm deep-hole boring cutter tool micro-adjusting mechanism of structure.
Design of the present utility model is: a kind of fine setting deep hole fine boring tool mechanism, comprise a cylinder, one end of cylinder is established the axial cavity of admitting cutter, the other end is the faying face fastening with lathe, one is located at the axis of guide in the cylinder radial cavity, the axis of guide is radially established the knife bar hole of admitting and tightening up knife bar, it is characterized in that trimming tool bit mechanism also comprises the adjusting screw(rod) of an end band dial, the other end of adjusting screw(rod) successively by be located at behind butterfly shell fragment, holder and the hold-down nut in the cylinder radial cavity be located at the axis of guide one end in fine-tuning nut be connected; The one axial taper pin that is located at cylinder radial cavity top contacts with the awl planar slide that axis of guide outer peripheral face is established or pressurized is adjacent to.
The beneficial effects of the utility model, be to combine with fine-tuning nut in the axis of guide by adjusting screw(rod), and axis of guide periphery establish radial tapered be located at the cylinder radial cavity on axial taper pin sliding-contact or be close to mutually reach fine setting rapidly accurately, be located at butterfly shell fragment circle in the cylinder radial cavity and the fine-tuning nut excessive and circular runout problem of resistance when overcoming adjusting screw(rod) and rotating, adjusting screw(rod) is rotated not to slide again flexibly, the adjusting screw(rod) of band dial indication rotates a circle and is 0.5mm, dial is established 100 lattice, every accent one lattice are 0.005mm, promptly have 0.005 millimeter degree of regulation.
Description of drawings
Fig. 1 is the trimming tool bit structural representation.
Fig. 2 is a trimming tool bit structural profile schematic diagram.
Fig. 3 is a trimming tool bit dial structural representation.
Fig. 4 and Fig. 5 finely tune displacement diagram for boring cutter bar in the base of tool.
The specific embodiment
Shown in Fig. 1～2, trimming tool bit mechanism comprises cylinder 1, the axis of guide 2, holder 7, adjusting screw(rod) 9 and dial 10, and an end of cylinder 1 is established the axial cavity 16 of admitting cutter, and this axial cavity 16 is ellipse or rectangle.The other end is the faying face 18 fastening with lathe, cylinder 1 radially establish a radial cavity 11, an end of the axis of guide 2 passes radial cavity 11, and perpendicular with cylinder 1.The axis of guide 2 radially establish one with the knife bar hole 21 of the 16 corresponding admittances of cylinder 1 axial cavity and fastening boring cutter bar, the front end axial plane of the axis of guide 2 is established inner recess 22, the axial plane of the axis of guide 2 is provided with the awl plane 23 of indent.Be provided with fine-tuning nut 3, hold-down nut 6, holder 7 and butterfly bullet pad 8 in the radial cavity 11 of cylinder 1, fine-tuning nut 3 is the turn up thread in inner cavity nut of annulus of openend band.Fine-tuning nut 3 openends are corresponding with hold-down nut 6, and the end of fine-tuning nut 3 is inserted in the inner recess 22 of the axis of guide 2 front end faces.The external screw thread of adjusting screw(rod) 9 enters in the internal thread chamber of hold-down nut 6 after passing the butterfly bullet pad 8 that is located in the cylinder radial cavity 11 and holder 7 successively, after the screw-threaded engagement again with fine-tuning nut 3 screw-threaded engagement that are located in the axis of guide front end, holder 7 is fixed on cylinder 1 axial cavity 16 perimeter walls by axial bolt 17.Establish on the outer peripheral face of the axis of guide 2 one with cylinder 1 on locking screw 13 corresponding awl planes 23, when the axis of guide 2 penetrates the radial cavity 11 of cylinder 1, be located at and slide on axial taper pin 4 and the described awl plane 23 of axial cavity 16 tops of cylinder 1 or be adjacent to.Axially the another side of taper pin 4 screws with the clamping screw 12 that is located at cylinder radial cavity 11 tops and contacts.
As shown in Figure 3, dial 10 is divided into 20 big lattice and 100 little lattice, the rotation of adjusting screw(rod) drives the clockwise synchronously or inhour rotation of dial, adjusting screw(rod) 9 rotates a circle, dial 10 also rotates the i.e. circle of 360 degree with respect to the reference mark that is located at cylinder 1, adjusting rod promotes the axis of guide 2 and moves 0.5mm, and dial rotates 1 little lattice and represents that the axis of guide 2 is moved 0.005mm, is accurate to 0.005 rank.The structural relation of cylinder axial cavity 16 top clamping screws 12 and axial taper pin 4 is also represented to be located in Fig. 3 right side, the axial locking structure is by the axial taper pin 4 that is located at cylinder axial cavity 16 tops and axially parallel, being located at the elastic ball 15 of axial taper pin 4 front ends and the axial restraint bolt 5 of axial taper pin 4 rear ends forms, the axial restraint screw 14 of radially locking screw 13 and cylinder axial cavity 16 tops of cylinder radial cavity 11 tops intersects vertically, when axial restraint bolt 5 screws togather with axial restraint screw 14, axially taper pin 4 is by described square crossing hole, the conical surface with contact above the awl plane 23 that is located at the axis of guide 2 peripheries, axially the concave surface on the taper pin 4 is with radially to lock screw 13 corresponding, and screw togather and compress by the clamping screw 12 of its top, axially taper pin 4 radially tightens on its awl plane 23 with the axis of guide 2, when fine-tuning nut 3 when the axis of guide 2 front ends rotate, the axis of guide can only can not be followed fine-tuning nut 3 in the radial translation of cylinder 1 and be rotated.
Shown in Fig. 4～5, boring cutter bar 19 stretches in the knife bar hole 21 of the axis of guide 2 from the axial cavity 16 of cylinder 1, and is tightened by knife bar set bolt 24.As shown in Figure 4, adjusting screw(rod) 9 swivel nuts are in the adjusting nut 3 of the axis of guide 2 front end faces, if adjusting screw(rod) 9 clockwise rotates, adjusting screw(rod) 9 promotes the axis of guide 2 translation forward, drives also translation forward of boring cutter bar 19, and adjusting screw(rod) 9 drives dial and rotates little lattice, expression boring cutter bar 19 is pushed into 0.005mm, represent that also degree of regulation is at least 0.005mm, it is 360 degree, just boring cutter bar 19 translation 0.5mm that adjusting screw(rod) 9 rotates a circle.Fig. 5 represents adjusting screw(rod) 9 after some weeks of rotation, and adjusting screw(rod) 9 promotes the axis of guide 2 translations forward, shown in arrow a, boring cutter bar 19 from a thruster of rectangle or oval-shaped cylinder axial cavity 16 to opposite side.When adjusting screw(rod) rotates counterclockwise, adjusting screw(rod) 9 backward rotation, the axis of guide drives also oppositely reposition of boring cutter bar 19, shown in arrow b.When doing fine setting, to unscrew the clamping screw 12 that is located on the cylinder 1 earlier, after adjusting puts in place, also to screw clamping screw 12.The precision and the degree of accuracy and closely related to the designing requirement and the machining accuracy of adjusting screw(rod) and fine-tuning nut adjusted, this is not in the example of present embodiment detailed description.
Claims (6)
1. finely tune deep hole fine boring tool mechanism for one kind, comprise a cylinder, one end of cylinder is established the axial cavity of admitting cutter, the other end is the faying face fastening with lathe, one is located at the axis of guide in the cylinder radial cavity, the axis of guide is radially established the knife bar hole of admitting and tightening up knife bar, it is characterized in that trimming tool bit mechanism also comprises the adjusting screw(rod) of an end band dial, the other end of adjusting screw(rod) successively by be located at behind butterfly shell fragment, holder and the hold-down nut in the cylinder radial cavity be located at the axis of guide one end in fine-tuning nut be connected; The one axial taper pin that is located at cylinder radial cavity top contacts with the awl planar slide that axis of guide outer peripheral face is established or pressurized is adjacent to.
2. a kind of fine setting deep hole fine boring tool according to claim 1 mechanism, it is characterized in that fine-tuning nut (3) is the turn up thread in inner cavity nut of annulus of openend band, the openend of fine-tuning nut (3) is corresponding with hold-down nut (6), and the end of fine-tuning nut (3) is inserted in the inner recess (22) of the axis of guide (2) front end face.
3. a kind of fine setting deep hole fine boring tool according to claim 1 mechanism, it is characterized in that establishing on the outer peripheral face of the axis of guide (2) one with cylinder (1) on locking screw (13) corresponding awl plane (23).
4. a kind of fine setting deep hole fine boring tool according to claim 1 mechanism, the another side that it is characterized in that axial taper pin (4) screws with the clamping screw (12) that is located at cylinder radial cavity (11) top and contacts.
5. a kind of fine setting deep hole fine boring tool according to claim 1 mechanism, it is characterized in that by being located at cylinder axial cavity (a 16) top axial taper pin (4) parallel, be located at the elastic ball (15) of axial taper pin (4) front end and be located at axial restraint bolt (5) the composition axial locking structure of axial taper pin (4) rear end with axle.
6. a kind of fine setting deep hole fine boring tool according to claim 1 mechanism, the radially locking screw (13) that it is characterized in that cylinder radial cavity (11) top intersects vertically with the axial restraint screw (14) of cylinder axial cavity (16) top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201914974U CN201524817U (en) | 2009-08-15 | 2009-08-15 | Mechanism for trimming fine boring tools for deep holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201914974U CN201524817U (en) | 2009-08-15 | 2009-08-15 | Mechanism for trimming fine boring tools for deep holes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201524817U true CN201524817U (en) | 2010-07-14 |
Family
ID=42516116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201914974U Expired - Lifetime CN201524817U (en) | 2009-08-15 | 2009-08-15 | Mechanism for trimming fine boring tools for deep holes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201524817U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106041168A (en) * | 2016-07-07 | 2016-10-26 | 马鞍山马钢表面工程技术有限公司 | Deep hole boring bed for large-aperture roll-type thin-walled workpiece |
| CN106363245A (en) * | 2016-12-08 | 2017-02-01 | 安庆中船柴油机有限公司 | Adjustable eccentric reverse scraper |
| CN108274024A (en) * | 2017-07-20 | 2018-07-13 | 余明忠 | Micrometer adjustement boring tool |
| CN108326332A (en) * | 2018-04-10 | 2018-07-27 | 浙江甬岭数控刀具有限公司 | High-accuracy multifunctional boring cutter |
| CN111002743A (en) * | 2019-12-29 | 2020-04-14 | 王冠军 | Carving equipment and method for hollow jade article |
-
2009
- 2009-08-15 CN CN2009201914974U patent/CN201524817U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106041168A (en) * | 2016-07-07 | 2016-10-26 | 马鞍山马钢表面工程技术有限公司 | Deep hole boring bed for large-aperture roll-type thin-walled workpiece |
| CN106041168B (en) * | 2016-07-07 | 2017-10-27 | 马鞍山马钢表面工程技术有限公司 | One kind is used for large aperture roller class thin-wall part deep hole boring bed |
| CN106363245A (en) * | 2016-12-08 | 2017-02-01 | 安庆中船柴油机有限公司 | Adjustable eccentric reverse scraper |
| CN108274024A (en) * | 2017-07-20 | 2018-07-13 | 余明忠 | Micrometer adjustement boring tool |
| CN108326332A (en) * | 2018-04-10 | 2018-07-27 | 浙江甬岭数控刀具有限公司 | High-accuracy multifunctional boring cutter |
| CN111002743A (en) * | 2019-12-29 | 2020-04-14 | 王冠军 | Carving equipment and method for hollow jade article |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201524817U (en) | Mechanism for trimming fine boring tools for deep holes | |
| US4101239A (en) | Boring tool provided with a pair of separately adjustable cutters | |
| CN203600067U (en) | Shaft part cutting and/or grinding machining clamp | |
| CN203044929U (en) | Vertical compression type single-blade fine adjustment fine boring cutter | |
| CN104741671B (en) | Full-automatic dynamically head slotter | |
| CN201120474Y (en) | Single-blade fine tuning precision boring knife | |
| CN201470911U (en) | High-precision micro-adjustment tool mechanism | |
| CN203956128U (en) | General boring folder boring head | |
| CN103433541B (en) | Equalizing groove milling device | |
| US3577810A (en) | Boring bar insert | |
| CN203003165U (en) | Tool rest capable of adjusting angle of turning tool | |
| CN201470910U (en) | High-efficient precision micro-adjustment tool mechanism | |
| CN102554295A (en) | Fine-adjusting fine-boring head module and fine-boring method | |
| CN203409544U (en) | Equally-divided groove milling device | |
| CN209532239U (en) | One kind inserting shallow blind hole key-seating machine knife-clamping device | |
| CN207464221U (en) | A kind of cutting tool of fine-tuning cutting diameter | |
| CN102029420B (en) | Cutter for machining eccentric groove | |
| US2482802A (en) | Headstock fixture for grinding cutting tools | |
| CN212822753U (en) | Eccentric fine-adjustment boring cutter of boring machine | |
| CN201711553U (en) | Micro-adjustable borer | |
| CN205096566U (en) | Fine setting finish boring blade holder | |
| CN210475699U (en) | Clamp for broaching mortise sample block | |
| CN203062340U (en) | Self-positioning universal chuck | |
| CN216607547U (en) | Adjustable fixture for electric spark machining of throttle valve disc | |
| US2925690A (en) | Honing attachment for drill press |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100714 |