CN204094210U - Rose reamer - Google Patents
Rose reamer Download PDFInfo
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- CN204094210U CN204094210U CN201420426894.6U CN201420426894U CN204094210U CN 204094210 U CN204094210 U CN 204094210U CN 201420426894 U CN201420426894 U CN 201420426894U CN 204094210 U CN204094210 U CN 204094210U
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- cutting portion
- knife
- handle
- rose reamer
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Abstract
The utility model relates to Machining Technology field, particularly relates to rose reamer.By the cutter hub of carbide alloy; Described cutter hub comprises handle of a knife, and is arranged on the cutting portion of handle of a knife end; Described shank diameter and cutting portion equal diameters; Outside described cutting portion end, the surface of revolution is provided with chamfering; Described cutting portion end is provided with four cutting edges, and cutting portion side is provided with the chip area of dextrorotation; Described rose reamer overall length is 50mm, and shank diameter is 12mm; Make rose reamer be easy to the chamfering of processing stainless steel miniature parts, and chamfer surface smoothness is high, precision is high.
Description
Technical field
The utility model relates to Machining Technology field, particularly relates to rose reamer.
Background technology
Current machine-building, electronic applications are more and more flourishing, and the requirement on machining accuracy for part is also more and more higher; And have many miniature parts to need chamfering at machine-building, electronic applications, as mobile phone key, or the button etc. in elevator, due to the small volume of this kind of part own, in chamfer machining process, because rose reamer diameter easily causes part stress deformation in process comparatively greatly, and machining accuracy is lower; Especially when this kind of miniature parts is stainless steel, because its toughness of stainless steel is large, hardness is low, is adding cutting in man-hour comparatively difficulty.
Utility model content
The purpose of this utility model is to provide a kind of chamfering being easy to processing stainless steel miniature parts, and chamfer surface smoothness is high, the rose reamer that precision is high.
The technical solution of the utility model is as follows:
Rose reamer, comprises the cutter hub of carbide alloy; Described cutter hub comprises handle of a knife, and is arranged on the cutting portion of handle of a knife end; Described shank diameter and cutting portion equal diameters; Outside described cutting portion end, the surface of revolution is provided with chamfering; Described cutting portion end is provided with four cutting edges, and cutting portion side is provided with the chip area of dextrorotation; Described rose reamer overall length is 50mm, and shank diameter is 12mm.
Length between described cutting portion end to chamfering end is 0.5mm.Chamfering length is shorter, can process the chamfering of low height, after ensureing that the chamfer machining of workpiece low height completes, and the smooth and dimensional accuracy on surface.
Described handle of a knife and cutting portion are formed in one.One-body molded owing to adopting, reduce cutter manufacture procedure, improve cutter production efficiency.
Described cutting portion outer surface is provided with three layers of coating, is followed successively by titanium nitride coating, aluminum oxide coating layer, boron nitride coating from inside to outside.Be provided with three layers of coating at cutting portion outer surface, cutting portion wearing and tearing can be reduced on the one hand, hardness and the resistance to elevated temperatures of cutting portion can also be improved on the other hand; Tool life.
Described chamfered outer surface is provided with diamond coatings.Wearing and tearing and sticky cutter is not easy when processing graphite, metal-base composites, silumin and other high abrasive materials many; Increase the scope of rose reamer milling object.
Described handle of a knife end is provided with cooling fluid inlet hole, and described cooling fluid inlet hole 7 one end is stretched out handle of a knife end and is in communication with the outside, and the other end is positioned at handle of a knife; The outer surface of revolution of described handle of a knife is evenly equipped with the first through hole 8 of some connection cooling fluid inlet holes; Described handle of a knife is provided with guider; Described guider comprises and is arranged on left outside screw thread 9 on the outer surface of revolution of handle of a knife and right outside screw thread 10; Described left outside screw thread, right outside screw thread are all arranged with the nut 12 with its adaptation; Be provided with supporting disk 13 between described two nuts, in described supporting disk, be provided with second through hole 14 corresponding with the first lead to the hole site; In described second through hole, all socket joint has " Off " shape pipe 11; Described " Off " shape pipe one end is connected with the first through hole whorl, and the spout of the other end is towards cutting portion direction.Realize the cooling in cutting portion working angles, improve cooling fluid to the cooling effect of cutting portion, reduce the wearing and tearing of cutting edge, improve the service life of rose reamer.
The beneficial effects of the utility model are: rose reamer of the present utility model, outside cutting portion end, the surface of revolution is provided with chamfering, thus carry out chamfering when milling to workpiece; By being provided with four cutting edges in cutting portion end, to make rose reamer when chamfering, can also processing work bottom surface simultaneously; And cutting portion side is provided with the chip area of dextrorotation, the discharge of metal fillings of being more convenient for; Rose reamer shank diameter is less, can ensure the smooth of the miniature parts chamfering place after milling; The cutter hub of further employing carbide alloy improves the intensity of two sword backpitch milling cutters.
Accompanying drawing explanation
By the detailed description below in conjunction with accompanying drawing, aforesaid and other object, the feature and advantage of the utility model will become apparent.
Wherein: Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model left view;
Fig. 3 is the utility model guider structural representation;
Fig. 4 is the left outside screw thread of the utility model and right outside screw thread schematic diagram;
In accompanying drawing, 1 is handle of a knife, and 2 is cutting portion, and 3 is chamfering, and 4 is cutting edge, and 5 is chip area, 7 cooling fluid inlet holes, 8 first through holes, and 9 is left outside screw thread, and 10 is right outside screw thread, and 11 is " Off " shape pipe, and 12 is nut, and 13 is supporting disk, and 14 is the second through hole.
Detailed description of the invention
Embodiment 1
Rose reamer shown in Figure 1, comprises the cutter hub of carbide alloy; Described cutter hub comprises handle of a knife 1, and is arranged on the cutting portion 2 of handle of a knife end, and wherein the cutter hub of carbide alloy improves the intensity of two sword backpitch milling cutters, and makes it more wear-resisting, heat-resisting, corrosion-resistant; Described shank diameter and cutting portion equal diameters; Outside described cutting portion end, the surface of revolution is provided with chamfering 3, can carry out chamfering when milling to workpiece; Described cutting portion end is provided with four cutting edges 4, to make rose reamer when chamfering, can also processing work bottom surface simultaneously, and form the groove being used for chip removal between cutting edge, chip removal during convenient processing bottom surface; Described cutting portion side is provided with the chip area 5 of dextrorotation, metal fillings is played to the effect of guiding, is convenient to metal fillings and discharges from the end of cutting portion; Described rose reamer overall length L1 is 50mm, and shank diameter D1 is 12mm, and rose reamer shank diameter is less, can ensure the smooth of the miniature parts chamfering place after milling.
Embodiment 2
In order to process chamfering less on miniature parts, the length L2 between described cutting portion end to chamfering end is 0.5mm.Because chamfering length is shorter, after the chamfer machining less to workpiece height completes, guarantee the smooth of chamfer surface and dimensional accuracy.
Embodiment 3
In order to save the production cost of rose reamer, described handle of a knife and cutting portion are formed in one.One-body molded owing to adopting, reduce cutter manufacture procedure, improve cutter production efficiency.
Embodiment 4
Described cutting portion outer surface is provided with three layers of coating, is followed successively by titanium nitride coating, aluminum oxide coating layer, boron nitride coating from inside to outside; Titanium nitride coating, aluminum oxide coating layer, boron nitride coating is provided with successively from inside to outside at cutting portion outer surface, because titanium nitride coating has low coefficient of friction, greasy property is good, heat in metal cutting and cutting force can be reduced, the wearing and tearing of cutting portion can be reduced, and aluminum oxide coating layer has high temperature abrasion resistance, heat resistance and oxidation resistance, can be out of shape due to Gao Re by available protecting cutting portion, further because boron nitride coating hardness is high, resistance to elevated temperatures is good, further enhancing intensity and the resistance to elevated temperatures of cutting portion; And three layers of coating are set, when after outermost coating abrasion, inner also have two layers of coatings that wearing and tearing can be stoped to be delivered on cutting portion.
Embodiment 5
Described chamfered outer surface is provided with diamond coatings.Because hardness after arranging diamond coatings is high, be not easy wearing and tearing and sticky cutter when processing graphite, metal-base composites, silumin and other high abrasive materials many; Increase the scope of rose reamer milling object.
Embodiment 6
In order to increase rose reamer at the cooling effect adding cutting portion in man-hour, described handle of a knife end is provided with cooling fluid inlet hole, and described cooling fluid inlet hole 7 one end is stretched out handle of a knife end and is in communication with the outside, and the other end is positioned at handle of a knife; The outer surface of revolution of described handle of a knife is evenly equipped with the first through hole 8 of some connection cooling fluid inlet holes; Described handle of a knife is provided with guider; Described guider comprises and is arranged on left outside screw thread 9 on the outer surface of revolution of handle of a knife and right outside screw thread 10; Described left outside screw thread, right outside screw thread are all arranged with the nut 12 with its adaptation; Be provided with supporting disk 13 between described two nuts, in described supporting disk, be provided with second through hole 14 corresponding with the first lead to the hole site; In described second through hole, all socket joint has " Off " shape pipe 11; Described " Off " shape pipe one end is connected with the first through hole whorl, and the spout of the other end is towards cutting portion direction.Because cutting portion end is provided with four cutting edges, easily wear and tear in process; And utilize guider will to be sprayed to cutting portion by the cooling fluid flowed in cooling fluid inlet hole, realize the cooling in cutting portion working angles, improve cooling fluid to the cooling effect of cutting portion, reduce the wearing and tearing of cutting edge, improve the service life (it should be noted that the spout of " Off " shape pipe other end is while cutting portion direction, also need the direction aiming at cutting portion) of rose reamer.
The utility model is not limited to described embodiment; those skilled in the art is not departing from spirit of the present utility model namely openly in scope; still can do some revise or change, therefore the scope that rights protection scope of the present utility model limits with claims is as the criterion.
Claims (6)
1. rose reamer, is characterized in that, comprises the cutter hub of carbide alloy; Described cutter hub comprises handle of a knife, and is arranged on the cutting portion of handle of a knife end; Described shank diameter and cutting portion equal diameters; Outside described cutting portion end, the surface of revolution is provided with chamfering; Described cutting portion end is provided with four cutting edges, and cutting portion side is provided with the chip area of dextrorotation; Described rose reamer overall length is 50mm, and shank diameter is 12mm.
2. rose reamer according to claim 1, is characterized in that, the length between described cutting portion end to chamfering end is 0.5mm.
3. rose reamer according to claim 1, is characterized in that, described handle of a knife and cutting portion are formed in one.
4. rose reamer according to claim 1, is characterized in that, described cutting portion outer surface is provided with three layers of coating, is followed successively by titanium nitride coating, aluminum oxide coating layer, boron nitride coating from inside to outside.
5. rose reamer according to claim 1, is characterized in that, described chamfered outer surface is provided with diamond coatings.
6. rose reamer according to claim 1, is characterized in that, described handle of a knife end is provided with cooling fluid inlet hole, and described cooling fluid inlet hole (7) one end is stretched out handle of a knife end and is in communication with the outside, and the other end is positioned at handle of a knife; The outer surface of revolution of described handle of a knife is evenly equipped with first through hole (8) of some connection cooling fluid inlet holes; Described handle of a knife is provided with guider; Described guider comprises and is arranged on left outside screw thread (9) on the outer surface of revolution of handle of a knife and right outside screw thread (10); Described left outside screw thread, right outside screw thread are all arranged with and the nut of its adaptation (12); Be provided with supporting disk (13) between described two nuts, in described supporting disk, be provided with second through hole (14) corresponding with the first lead to the hole site; In described second through hole, all socket joint has " Off " shape to manage (11); Described " Off " shape pipe one end is connected with the first through hole whorl, and the spout of the other end is towards cutting portion direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420426894.6U CN204094210U (en) | 2014-07-30 | 2014-07-30 | Rose reamer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420426894.6U CN204094210U (en) | 2014-07-30 | 2014-07-30 | Rose reamer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204094210U true CN204094210U (en) | 2015-01-14 |
Family
ID=52262679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420426894.6U Active CN204094210U (en) | 2014-07-30 | 2014-07-30 | Rose reamer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204094210U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104191008A (en) * | 2014-07-30 | 2014-12-10 | 常州创伟工具制造有限公司 | Chamfering cutter |
| CN106216721A (en) * | 2016-09-20 | 2016-12-14 | 苏州科比特切削科技有限公司 | 75 ° high smooth rose reamers |
-
2014
- 2014-07-30 CN CN201420426894.6U patent/CN204094210U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104191008A (en) * | 2014-07-30 | 2014-12-10 | 常州创伟工具制造有限公司 | Chamfering cutter |
| CN106216721A (en) * | 2016-09-20 | 2016-12-14 | 苏州科比特切削科技有限公司 | 75 ° high smooth rose reamers |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |