CN202219344U - Novel detachable cutter - Google Patents
Novel detachable cutter Download PDFInfo
- Publication number
- CN202219344U CN202219344U CN2011200728595U CN201120072859U CN202219344U CN 202219344 U CN202219344 U CN 202219344U CN 2011200728595 U CN2011200728595 U CN 2011200728595U CN 201120072859 U CN201120072859 U CN 201120072859U CN 202219344 U CN202219344 U CN 202219344U
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- Prior art keywords
- cutter hub
- cutter
- blade
- tool rest
- hub
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Abstract
The utility model discloses a novel detachable cutter which comprises cutter bodies and is characterized in that blades are movably arranged on the cutter bodies through cutter seats; and the blades comprises first cutter bodies and second cutter bodies which are arranged at intervals, the first cutter bodies are used for milling a plane, and the second cutter bodies are used for chamfering. Compared with the prior art, the novel detachable cutter can accomplish two processes of milling a plane and chamfering at one time, the blades and the cutter bodies are movably connected, so that the novel detachable cutter has the advantages of convenience in replacing the blades and saving materials.
Description
Technical field
The utility model relates to and a kind ofly is used to produce the butt welded seam in advance that welded still pipe enterprise uses and mills cutter flat, chamfering
Background technology
mainly contain Sandvik abroad, agree receive etc., and that international well-known cutter enterprise product sells to is domestic, and mainly is supporting with introducing equipment.Their products characteristics is accuracy of manufacture height, selects for use the cutter material scope of application single-minded, if under the condition of their designs, production efficiency is very high.If but condition changes a little, production efficiency can reduce greatly.Because domestic steel performance is unstable, is difficult to reach their requirement, can not give play to the level of their cutters.The import cutter is because the material capability that cutter hub is selected for use is better, and their Technology for Heating Processing is advanced, and the combination property of cutter hub is better, and blade directly is fixed on the cutter hub.The disadvantage of import cutter is to cost an arm and a leg, and generally 5 ~ 8 times of homemade similar cutter, and the order cycle time is long, is difficult to satisfy the domestic needs of going up product producer.
domestic in recent years cutter enterprise imitation import cutter has been copied similar products, because imported product is copied in the restriction of domestic cutter hub and blade material, equipment processing ability fully, does not reach the level of external product at all; Especially cutter hub material and heat treatment level seriously restrict the performance of cutter.Homemade cutter also adopts blade directly to be fixed on the mode of cutter hub, structural similarity one cutter, the external cutter hub life-span is 3 years, homemade cutter can only will be scrapped with 1 year.This type cutter structure is generally bigger, and the cutter hub stock utilization is low, can only do scrap iron after scrapping and use
Summary of the invention
are to the problems referred to above; The utility model provides a kind of novel detachable cutter, and this cutter compared with prior art can once be accomplished two operations of milling flat and chamfering; Blade and cutter hub flexibly connect simultaneously, have the advantage that blade exchange is convenient, save material.
For achieving the above object, the technical scheme that the utility model adopted is following:
a kind of new-type cutter comprises cutter hub, is movably installed with blade on the said cutter hub; Described cutter also comprises tool rest, and blade is installed on the cutter hub through tool rest.
Above-mentioned cutter, said cutter hub are circular cutter hub, and it comprises first cutter hub and second cutter hub described blade, at interval even interlaced being installed on the cutter hub excircle of first cutter hub and second cutter hub,
Wherein the first cutter hub size is less than cutter hub thickness, and the first cutter hub blade is parallel to the cutter hub axial direction and is positioned at the cylindrical middle part of circular cutter hub;
Two blades about second cutter hub comprises, blade are along the oblique setting of direction to the inside of cutter hub outermost end, and its incline direction is along the cutter hub lateral during inboard the extension, and blade distance cutter hub central shaft dwindles gradually;
The blade of said first cutter hub is not more than the second cutter hub least significant end blade apart from cutter hub central shaft size apart from cutter hub central shaft size;
The distance of the two blade least significant end blades of
second cutter hub is not less than the edge length of first cutter hub.
above-mentioned cutter, described cutter hub and tool rest mounting means are: cutter hub is provided with fixedly straight trough, and the tool rest bolt is on cutter hub.
above-mentioned cutter, described blade and tool rest mounting means are: tool rest is provided with fixedly straight trough, and the blade bolt is on tool rest.
The beneficial effect of the utility model shows:
the invention changes blade and cutter hub the described flexible connection of into present technique scheme by original integral structure; When blade abrasion; Only need to change separately blade and get final product, need not cutter hub be changed simultaneously, practiced thrift the shared a large amount of metal materials of cutter hub.That is: cutter hub and blade separated structures, blade is fixed on the tool rest, and the stressed tool rest that mainly contains of working angles is born, and cutter hub is stressed steadily, the life-span of having improved cutter.
the utility model adopts first cutter hub and second cutter hub, and wherein the realization of first cutter hub is flat to milling of steel pipe, and second cutter hub is realized the chamfering to steel pipe.
first cutter hub and second cutter hub are spaced apart, guarantee the continuity of work, prolong the service life of blade.
the utility model passes through fixedly, and straight trough realization blade is connected with tool rest, tool rest is connected with cutter hub, can be relatively easy to control the axial runout of blade, guarantees machining accuracy.
Description of drawings
Fig. 1 is the utility model perspective view.
The specific embodiment:
Be described in detail with the integrated structure sketch map with to the utility model below:
are as shown in Figure 1, a kind of novel detachable cutter, and it comprises disc cutter hub 1, and its radial direction of cutter hub 1 upper edge is evenly distributed with fixedly straight trough at interval, and fixedly straight trough is offered along the axial and circumferential direction of disk cutter hub.
Through fixing straight trough blade is installed on the cutter hub 1, it comprises first cutter hub 21 and second cutter hub, 22, the first cutter hubs 21 and second cutter hub 22 even interlaced being installed on cutter hub 1 excircle at interval described blade,
Wherein first cutter hub, 21 sizes are less than cutter hub 1 thickness, and first cutter hub, 21 blades are parallel to the cutter hub axial direction and are positioned at the cylindrical middle part of circular cutter hub;
Two blades about second cutter hub 22 comprises, blade are along the oblique setting of direction to the inside of cutter hub 1 outermost end, and its incline direction is along cutter hub 1 lateral during inboard the extension, and blade distance cutter hub 1 central shaft dwindles gradually;
The blade of said first cutter hub 21 is measure-alike apart from the cutter hub central shaft apart from the cutter hub central shaft size and the second cutter hub least significant end blade;
The distance of the two blade least significant end blades of
second cutter hub 22 is identical with the edge length of first cutter hub 21.
cutter hub 1 material selection 40CrMnMo can reach 48HRC ~ 51HRC through heat treatment hardness, and the quenching degree of this material is relatively good, can guarantee that heart portion is consistent with case hardness; Advantages such as the surface has and is difficult for getting rusty through phosphatization, the composite treatment process that turns blue, and wearability is good, cutter hub can use 3 years through suitable heat treatment continuously, greatly reduced the cost of charp tool.
When use
, tool rest 3 is screwed on cutter hub 1, the tool rest bottom surface has straight trough to cooperate with cutter hub, controls the axial runout of blade, and fit tolerance is selected H6/g5 for use, can guarantee the replacing of tool rest after the transfer amount less than 0.02.Tool rest snaps in the groove of cutter hub, and fit tolerance is also selected H6/g5 for use, and cutter hub can closely contact with tool rest like this, rigidity requirement when reaching cutting.All matching surfaces are processed through grinding, and surface roughness can reach in 0.8, and the surface treatment of going forward side by side prevents surface oxidisation.Blade is screwed to tool rest, screw axis and blade locating hole journal offset 0.08 ~ 0.10, and angle can guarantee that like this blade closely contacts with the tool rest locating surface between 15 ' ~ 25 ', the loosening phenomenon of blade can in working angles, not occur.
Claims (5)
1. a novel detachable cutter comprises cutter hub, it is characterized in that, is movably installed with blade on the said cutter hub.
2. cutter according to claim 1 is characterized in that described cutter also comprises tool rest, and blade is installed on the cutter hub through tool rest.
3. cutter according to claim 2 is characterized in that,
Said cutter hub is circular cutter hub, and it comprises first cutter hub and second cutter hub described blade, at interval even interlaced being installed on the cutter hub excircle of first cutter hub and second cutter hub,
Wherein the first cutter hub size is less than cutter hub thickness, and the first cutter hub blade is parallel to the cutter hub axial direction and is positioned at the cylindrical middle part of circular cutter hub;
Two blades about second cutter hub comprises, blade are along the oblique setting of direction to the inside of cutter hub outermost end, and its incline direction is along the cutter hub lateral during inboard the extension, and blade distance cutter hub central shaft dwindles gradually;
The blade of said first cutter hub is not more than the second cutter hub least significant end blade apart from cutter hub central shaft size apart from cutter hub central shaft size;
The distance of two blade least significant end blades of second cutter hub is not less than the edge length of first cutter hub.
4. according to claim 1 or 2 or 3 described cutters, it is characterized in that described cutter hub and tool rest mounting means are: cutter hub is provided with fixedly straight trough, the tool rest bolt is on cutter hub.
5. according to claim 1 or 2 or 3 described cutters, it is characterized in that described blade and tool rest mounting means are: tool rest is provided with fixedly straight trough, the blade bolt is on tool rest.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200728595U CN202219344U (en) | 2011-03-18 | 2011-03-18 | Novel detachable cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200728595U CN202219344U (en) | 2011-03-18 | 2011-03-18 | Novel detachable cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202219344U true CN202219344U (en) | 2012-05-16 |
Family
ID=46041381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200728595U Expired - Fee Related CN202219344U (en) | 2011-03-18 | 2011-03-18 | Novel detachable cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202219344U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102756182A (en) * | 2012-07-20 | 2012-10-31 | 上海星合机电有限公司 | Chamfering blade with staggered teeth |
| CN102773538A (en) * | 2012-07-13 | 2012-11-14 | 四川天虎工具有限责任公司 | Milling tool for forming Super-thick steel plate groove |
| CN105834705A (en) * | 2016-05-31 | 2016-08-10 | 成都恒成工具股份有限公司 | Manufacturing method of cutter for machine tool |
-
2011
- 2011-03-18 CN CN2011200728595U patent/CN202219344U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102773538A (en) * | 2012-07-13 | 2012-11-14 | 四川天虎工具有限责任公司 | Milling tool for forming Super-thick steel plate groove |
| CN102773538B (en) * | 2012-07-13 | 2015-03-25 | 四川天虎工具有限责任公司 | Milling tool for forming super-thick steel plate groove |
| CN102756182A (en) * | 2012-07-20 | 2012-10-31 | 上海星合机电有限公司 | Chamfering blade with staggered teeth |
| CN105834705A (en) * | 2016-05-31 | 2016-08-10 | 成都恒成工具股份有限公司 | Manufacturing method of cutter for machine tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120516 Termination date: 20140318 |