CN201519773U - Precision fine-adjusting boring tool - Google Patents
Precision fine-adjusting boring tool Download PDFInfo
- Publication number
- CN201519773U CN201519773U CN2009202431571U CN200920243157U CN201519773U CN 201519773 U CN201519773 U CN 201519773U CN 2009202431571 U CN2009202431571 U CN 2009202431571U CN 200920243157 U CN200920243157 U CN 200920243157U CN 201519773 U CN201519773 U CN 201519773U
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- CN
- China
- Prior art keywords
- sleeve body
- fixed muffle
- bit
- worm bit
- steel ball
- 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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Abstract
The utility model discloses a precision fine-adjusting boring tool, which is characterized in that a precision fine-adjusting unit is arranged in a modular tool body and comprises a fixed sleeve, a screw tool bit, a shaft sleeve body and a dial scale, a multi-stage transverse stepped hole is arranged in the fixed sleeve, the screw tool bit is sleeved in the fixed sleeve, a nut is sleeved in one end of the shaft sleeve body facing towards the screw tool bit, the nut is in threaded connection with the screw tool bit, the other end of the shaft sleeve body is provided with an internal hexagonal hole, a left steel ball bearing ring, the shaft sleeve body, a right steel ball bearing ring, a first adjusting retainer ring and a second adjusting retainer ring are arranged between the fixed sleeve and the screw tool bit, a transverse hole is arranged at the rightmost end of the fixed sleeve, and the dial scale is arranged in the transverse hole. The precision fine-adjustable boring tool is simple and reasonable in structure, convenient in use, low in manufacturing cost, high in adjusting precision, accurate in adjustment and the like, is mounted on the tool body to be used for precision boring processes for holes, can be assembled modularly and can realize single-cutter single-site or multi-cutter multi-site cutting.
Description
Technical field
The utility model relates to machining with cutter manufacturing technology field, is specifically related to a kind of Precision trimming boring cutter with high accuracy of adjustment.
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, bring into play the shear action of boring cutter biglyyer, the different Precision trimming boring cutter of structure has appearred.Existing Precision trimming boring cutter mostly exist complex structure, adjust precision low, adjust problems such as poor reliability.How to provide a kind of and adjust the precision height, adjust Precision trimming boring cutter simple and reliable, simple in structure and become one of problem demanding prompt solution in the field of machining.For this reason, the utility model provides a kind of new solution.
The utility model content
Problem to be solved in the utility model is, how a kind of novel Precision trimming boring cutter is provided, that this Precision trimming boring cutter has is simple and reasonable, easy to use, cost of manufacture is low, adjust the precision height, adjust advantages such as accurate, is installed in the accurate boring processing that is used for the hole class on the cutter hub.But and the modular assembling, can realize the cutting of hilted broadsword unit or multitool multidigit.
To achieve the above object of the invention, the technical scheme that the utility model adopted is: a kind of Precision trimming boring cutter is provided, it is characterized in that: be equiped with a Precision trimming unit in the modular cutter hub, described Precision trimming unit includes fixed muffle, worm bit, sleeve body and dial; Be provided with multistage lateral step hole in the described fixed muffle, worm bit is set in the fixed muffle; Described sleeve body in an end of worm bit, be arranged with one with sleeve body all-in-one-piece nut, be threaded between nut and the worm bit, the other end of sleeve body is provided with an interior hexagonal hole that is used for the clamping hexagon; Also be provided with left side steel ball supporting circle, sleeve body, right side steel ball supporting circle, the first adjusting back-up ring and the second adjusting back-up ring between described fixed muffle and the worm bit; Form a left side cannelure between described left side steel ball supporting circle and the sleeve body, some steel balls of uniform size are arranged in the cannelure of left side; Described first regulates the back-up ring left end is close to right side steel ball supporting circle, and first regulates the back-up ring right-hand member nestles up the second adjusting back-up ring; Form a right side cannelure between described right side steel ball supporting circle and the sleeve body, some steel balls of uniform size are arranged in the cannelure of right side; Described fixed muffle low order end is provided with transverse holes, and the dial that is connected as a single entity with sleeve body is housed in the transverse holes; Being carved with uniform 50 straight lines on the described dial is scale; The right-hand member of described fixed muffle is provided with a conical surface, and evenly being carved with 11 straight lines on the conical surface is the differential chi; Be equiped with blade on the described worm bit; The face of cylinder of described worm bit, left end semi-cylindrical all abut against with the inwall of fixed muffle.
Described blade via the plum blossom screw in compression on worm bit.
The pitch of the screw thread pair between described nut and the worm bit is 0.25mm.
Described worm bit is provided with an inclined plane, and housing screw makes worm bit be fixed in the fixed muffle by compressing the inclined plane.
Also be provided with the holding screw that is pressed on the nut on the described sleeve body.
By above-mentioned technical scheme as can be known, Precision trimming boring cutter provided by the utility model is simple and reasonable, easy to use, cost of manufacture is low, and in addition, this Precision trimming boring cutter also has following advantage:
1, the pitch of the screw thread pair between nut and the worm bit is 0.25mm; Scale two ruling spans are represented 0.005mm, and revolution moves lattice, and diametric(al) changes 0.01mm; Differential chi two ruling spans are represented 0.0005mm, and revolution moves lattice, and diametric(al) changes 0.001mm; This Precision trimming unit has improved 1 times than the adjustment precision of traditional boring cutter;
2, two installing steel ball places former annular flat packing rings that are set to about, after the structural change, by some steel balls forms about annular floating support face, can eliminate owing to screw thread is paid the influence that right side annular groove wall and left side annular groove wall out of plumb cause.During with the hexagon rotary dial, the feel dead smooth is not trembled, and it is accurate to adjust size;
3, first regulate back-up ring and second regulate back-up ring originally just one regulate back-up ring, after using very short time, will occur becoming flexible, set up one regulate back-up ring after, can in the long time, not occur becoming flexible, reliability increases;
4, worm bit left end semi-cylindrical separates originally with fixed muffle left end inwall and does not contact, make worm bit left end semi-cylindrical abut against after the improvement with fixed muffle left end inwall, greatly increased the rigidity of Precision trimming unit, the size of its processing is still very stable when worm bit moves to limit place.
Description of drawings
The structure diagram of the Precision trimming unit that Fig. 1 cuts open for the fixed muffle end.
Fig. 2 is the structure cutaway view at housing screw place.
The structure diagram of the Precision trimming unit that Fig. 3 cuts open for the dial end.
Wherein, 1, fixed muffle; 2, worm bit; 3, sleeve body; 4, dial; 5, blade; 6, nut; 7, differential chi; 8, scale; 9, plum blossom screw; 10, interior hexagonal hole; 11, transverse holes; 12, inclined plane; 13, left side steel ball supporting circle; 14, right side steel ball supporting circle; 15, first regulate back-up ring; 16, second regulate back-up ring; 17, steel ball; 18, holding screw; 19, housing screw.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in detail.
As shown in the figure, be equiped with a Precision trimming unit in the modular cutter hub of this Precision trimming boring cutter, described Precision trimming unit includes fixed muffle 1, worm bit 2, sleeve body 3 and dial 4; Be provided with multistage lateral step hole in the described fixed muffle 1, worm bit 2 is set in the fixed muffle 1; Described sleeve body 3 in an end of worm bit 2, be arranged with one with sleeve body 3 all-in-one-piece nuts 6, be threaded between nut 6 and the worm bit 2, the other end of sleeve body 3 is provided with an interior hexagonal hole 10 that is used for the clamping hexagon; Also be provided with left side steel ball supporting circle 13, sleeve body 3, right side steel ball supporting circle 14, the first adjusting back-up ring 15 and the second adjusting back-up ring 16 between described fixed muffle 1 and the worm bit 2; Form a left side cannelure between described left side steel ball supporting circle 13 and the sleeve body 3, some steel balls 17 of uniform size are arranged in the cannelure of left side; The described first adjusting back-up ring, 15 left ends are close to right side steel ball supporting circle 14, the first adjusting back-up rings 15 right-hand members and nestle up the second adjusting back-up ring 16; Form a right side cannelure between described right side steel ball supporting circle 14 and the sleeve body 3, some steel balls 17 of uniform size are arranged in the cannelure of right side; Described fixed muffle 1 low order end is provided with transverse holes 11, and the dial 4 that is connected as a single entity with sleeve body 3 is housed in the transverse holes 11; Being carved with uniform 50 straight lines on the described dial 4 is scale 8; The right-hand member of described fixed muffle 1 is provided with a conical surface, and evenly being carved with 11 straight lines on the conical surface is differential chi 7; Be equiped with blade 5 on the described worm bit 2; The face of cylinder of described worm bit 2, left end semi-cylindrical all abut against with the inwall of fixed muffle 1.
Described blade 5 is pressed on the worm bit 2 via plum blossom screw 9.The pitch of the screw thread pair between described nut 6 and the worm bit 2 is 0.25mm.Described worm bit 2 is provided with an inclined plane 12, and housing screw 19 makes worm bit 2 be fixed in the fixed muffle 1 by compressing inclined plane 12.Also be provided with the holding screw 18 that is pressed on the nut 6 on the described sleeve body 3.
During use, can make boring cutter reach the bore diameter of hope by the Precision trimming unit.At first, the Precision trimming unit is installed in the cutter hub, but and the modular assembling, to realize the cutting of hilted broadsword unit or multitool multidigit; Then, hexagon is put into hexagonal hole 10, and the rotation hexagon makes the rotation together simultaneously of sleeve body 3, nut 6 and dial 4 three connectors, and converts worm bit 2 to and move radially, scale 8 aligns with the groove of differential chi 7, promptly is the bore diameter that needs.
Two ruling spans on the scale 8 are represented 0.005mm, and revolution moves lattice, and diametric(al) changes 0.01mm; Differential chi two ruling spans are represented 0.0005mm, and revolution moves lattice, and diametric(al) changes 0.001mm.
Though the specific embodiment to this patent is described in detail in conjunction with the accompanying drawings, those skilled in the art do not need the protection domain that various modifications that creative work can carry out or distortion still belong to this patent in the described protection domain of this patent claims.
Claims (5)
1. Precision trimming boring cutter, it is characterized in that: be equiped with a Precision trimming unit in the modular cutter hub, described Precision trimming unit includes fixed muffle (1), worm bit (2), sleeve body (3) and dial (4); Be provided with multistage lateral step hole in the described fixed muffle (1), worm bit (2) is set in the fixed muffle (1); Described sleeve body (3) in an end of worm bit (2), be arranged with one with sleeve body (3) all-in-one-piece nut (6), be threaded between nut (6) and the worm bit (2), the other end of sleeve body (3) is provided with an interior hexagonal hole (10) that is used for the clamping hexagon; Also be provided with left side steel ball supporting circle (13), sleeve body (3), right side steel ball supporting circle (14), the first adjusting back-up ring (15) and the second adjusting back-up ring (16) between described fixed muffle (1) and the worm bit (2); Form a left side cannelure between described left side steel ball supporting circle (13) and the sleeve body (3), some steel balls of uniform size (17) are arranged in the cannelure of left side; Described first regulates back-up ring (15) left end is close to right side steel ball supporting circle (14), and first regulates back-up ring (15) right-hand member nestles up the second adjusting back-up ring (16); Form a right side cannelure between described right side steel ball supporting circle (14) and the sleeve body (3), some steel balls of uniform size (17) are arranged in the cannelure of right side; Described fixed muffle (1) low order end is provided with transverse holes (11), and the dial (4) that is connected as a single entity with sleeve body (3) is housed in the transverse holes (11); Being carved with uniform 50 straight lines on the described dial (4) is scale (8); The right-hand member of described fixed muffle (1) is provided with a conical surface, and evenly being carved with 11 straight lines on the conical surface is differential chi (7); Be equiped with blade (5) on the described worm bit (2); The face of cylinder of described worm bit (2), left end semi-cylindrical all abut against with the inwall of fixed muffle (1).
2. Precision trimming boring cutter according to claim 1 is characterized in that, described blade (5) is pressed on the worm bit (2) via plum blossom screw (9).
3. Precision trimming boring cutter according to claim 1 is characterized in that, the pitch of the screw thread pair between described nut (6) and the worm bit (2) is 0.25mm.
4. Precision trimming boring cutter according to claim 1 is characterized in that, described worm bit (2) is provided with an inclined plane (12), and housing screw (19) makes worm bit (2) be fixed in the fixed muffle (1) by compressing inclined plane (12).
5. Precision trimming boring cutter according to claim 1 is characterized in that, also is provided with the holding screw (18) that is pressed on the nut (6) on the described sleeve body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202431571U CN201519773U (en) | 2009-11-12 | 2009-11-12 | Precision fine-adjusting boring tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202431571U CN201519773U (en) | 2009-11-12 | 2009-11-12 | Precision fine-adjusting boring tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201519773U true CN201519773U (en) | 2010-07-07 |
Family
ID=42505951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202431571U Expired - Fee Related CN201519773U (en) | 2009-11-12 | 2009-11-12 | Precision fine-adjusting boring tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201519773U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104607676A (en) * | 2015-02-03 | 2015-05-13 | 成都成林数控刀具有限公司 | Adjustable fine boring cutter |
| CN107052381A (en) * | 2017-05-06 | 2017-08-18 | 成都成林数控刀具有限公司 | A kind of fine setting cutting unit with position-limit mechanism |
| CN107649697A (en) * | 2016-07-26 | 2018-02-02 | 肯纳金属公司 | Ultraprecise boring tool rest and its adjusting means |
| CN108356300A (en) * | 2018-03-16 | 2018-08-03 | 福州大学 | The adjustable fine boring cutter of boring macropore |
| CN108356303A (en) * | 2018-02-14 | 2018-08-03 | 福州大学 | The boring cutter of fine tuning can be achieved |
-
2009
- 2009-11-12 CN CN2009202431571U patent/CN201519773U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104607676A (en) * | 2015-02-03 | 2015-05-13 | 成都成林数控刀具有限公司 | Adjustable fine boring cutter |
| CN107649697A (en) * | 2016-07-26 | 2018-02-02 | 肯纳金属公司 | Ultraprecise boring tool rest and its adjusting means |
| CN107052381A (en) * | 2017-05-06 | 2017-08-18 | 成都成林数控刀具有限公司 | A kind of fine setting cutting unit with position-limit mechanism |
| CN108356303A (en) * | 2018-02-14 | 2018-08-03 | 福州大学 | The boring cutter of fine tuning can be achieved |
| CN108356300A (en) * | 2018-03-16 | 2018-08-03 | 福州大学 | The adjustable fine boring cutter of boring macropore |
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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 |
Granted publication date: 20100707 Termination date: 20141112 |
|
| EXPY | Termination of patent right or utility model |