CN201632844U - Facing cutter for installing circular milling cutter blades - Google Patents
Facing cutter for installing circular milling cutter blades Download PDFInfo
- Publication number
- CN201632844U CN201632844U CN200920296178XU CN200920296178U CN201632844U CN 201632844 U CN201632844 U CN 201632844U CN 200920296178X U CN200920296178X U CN 200920296178XU CN 200920296178 U CN200920296178 U CN 200920296178U CN 201632844 U CN201632844 U CN 201632844U
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- China
- Prior art keywords
- blade
- conical surface
- mounting groove
- cutter blade
- circular cutter
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Abstract
The utility model relates to a facing cutter for installing circular milling cutter blades, which comprises a main body. The periphery of the lower part of the main body is uniformly provided with blade bearings at intervals. A chip groove is formed between every two adjacent blade bearings. The front ends of the blade bearings are provided with blade installation grooves. The groove bottoms of the installation grooves are provided with connecting holes. The lateral groove wall of each installation groove is provided with at least two conical surfaces sequentially from the groove bottom to the top, wherein the conicity of the conical surface close to the groove bottom is less than that of the conical surface far away from the groove bottom; and each installation groove is provided with more than one conical surfaces with different conicities, and thus, the facing cutter can be matched with the circular milling cutter blades with more than one relief angles, can be in fit with two or more types of blades to meet the requirement of different cutting works, has strong applicability and greatly reduces using cost of cutters.
Description
Technical field:
The utility model relates to the milling cutter body technical field, particularly is used to install the facing cutter of circular cutter blade.
Background technology:
Milling cutter body is used for the clamping cutter blade, and cutterhead is fixed on to drive roller end, and described cutter blade is arranged on facing cutter away from cutterhead side that drives rotating shaft or cutterhead bottom with the certain radial distance of distance rotation centerline.Like this, when cutterhead rotated under described driving rotating shaft drives, these cutter blades moved in a circle around centre of gyration line, and the cutting edge of cutter blade is the cutting metal surface of the work.The all equal axial-radial of the parts ground of cutting tool is positioned at the back of cutting edge, thereby contact workpiece without barrier.
Now a lot of milling cutter tools, its blade separates with cutterhead, and blade is fixedly installed in cutterhead, is convenient to like this change blade more easy to wear, helps reducing the use cost of milling cutter tool.
Generally be formed with an angle between the side of circular cutter blade and the rake face, be relief angle.Circular cutter blade is when being installed on facing cutter, and its side fits tightly the blade installation slot side channel wall in facing cutter, and with the fastening cutter blade of clamping device.Because circular cutter blade is provided with relief angle, can be adjacent to mounting groove side channel wall in order to make circular cutter blade, described mounting groove side channel wall is arranged to the conical surface that the side with described circular cutter blade is complementary.
The existing facing cutter that is used to install circular cutter blade, the tapering of its mounting groove side channel wall is generally fixed, also that is to say, a kind of facing cutter only is applicable to a kind of circular cutter blade of relief angles, the circular cutter blade that can not change different relief angles has increased the use cost of cutter to satisfy different Milling Process requirements.
The utility model content:
The purpose of this utility model is to provide a kind of applicability strong at the deficiencies in the prior art, the facing cutter that is used to install circular cutter blade that use cost is low.
The purpose of this utility model realizes by following technical measures:
Be used to install the facing cutter of circular cutter blade, comprise body, described body lower rim evenly is arranged at intervals with blade bearing, be formed with chip area between adjacent two blade bearings, described blade bearing front end offers blade installation slot, described mounting groove bottom land offers connecting hole, and the side channel wall of described mounting groove is formed with at least two conical surfaces successively from bottom land is supreme, wherein near the conical surface tapering of bottom land less than conical surface tapering away from bottom land.
Preferably, the side channel wall of described mounting groove is from supreme first conical surface and second conical surface of being formed with successively of bottom land, and wherein described first conical surface tapering of close bottom land is less than the conical surface tapering of described second conical surface.
Further, described blade bearing front end pushes up a side at described mounting groove groove and is provided with the hold-down mechanism that compresses cutter blade.
Further, described hold-down mechanism comprises a pressing plate, and described pressing plate is fixed in described blade bearing front end by a fastening bolt, and pressing plate overlays in a side bottom surface of described mounting groove top and convex with hold-down column in described mounting groove.
Wherein, described pressing plate convexes with positioning convex column away from a side bottom surface of described hold-down column, and the position of the corresponding described positioning convex column of described blade bearing front end is concaved with the locating hole that is complementary with described positioning convex column.
According to above-described, described body upper end is provided with described main body is fixed on connecting portion in the lathe rotating shaft.
The utility model beneficial effect is: this facing cutter comprises body, described body lower rim evenly is arranged at intervals with blade bearing, be formed with chip area between adjacent two blade bearings, described blade bearing front end offers blade installation slot, described mounting groove bottom land offers connecting hole, the side channel wall of described mounting groove is formed with at least two conical surfaces successively from bottom land is supreme, wherein near the conical surface tapering of bottom land less than conical surface tapering away from bottom land; Because described mounting groove is provided with the conical surface of more than one different taperings, so can mate the circular cutter blade of more than one relief angles, can satisfy different machining demands by the blade more than adaptive two or two, applicability is strong, and has reduced the use cost of cutter greatly.
Description of drawings:
The utility model is described in further detail to utilize accompanying drawing, but the embodiment in the accompanying drawing does not constitute any restriction of the present utility model.
Fig. 1 is a kind of structural representation that is used to install the facing cutter of circular cutter blade of the present utility model;
Fig. 2 is a tool rest partial schematic diagram of the present utility model;
Fig. 3 is a tool rest front end front schematic view of the present utility model;
Fig. 4 is that the C-C of Fig. 3 is to generalized section;
Fig. 5 is the scheme of installation that circular cutter blade of the present utility model is installed on tool rest.
Comprise among Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5:
1---body 11---chip area 2---blade bearing
21---mounting groove 22---connecting hole 23---first conical surfaces
24---second conical surface 25---locating hole 31---pressing plates
311---hold-down column 312---positioning convex column 4---connecting portions
The circular cutter blade of 5---connecting bolts 6---
α---tapering β of the second conical surface---tapering of first conical surface
The specific embodiment:
Below in conjunction with accompanying drawing the utility model is further described, sees Fig. 1 to shown in Figure 5, this is preferred embodiment of the present utility model:
Be used to install the facing cutter of circular cutter blade, comprise body 1, described body 1 lower rim evenly is arranged at intervals with blade bearing 2, be formed with chip area 11 between adjacent two blade bearings 2, described blade bearing 2 front ends offer blade installation slot 21, described mounting groove 21 bottom lands offer connecting hole 22, and the side channel wall of described mounting groove 21 is formed with at least two conical surfaces successively from bottom land is supreme, wherein near the conical surface tapering of bottom land less than conical surface tapering away from bottom land.
See Fig. 1, Fig. 2, shown in Figure 4, preferably, the side channel wall of described mounting groove 21 is from supreme first conical surface 23 and second conical surface 24 of being formed with successively of bottom land, and wherein the tapering β of described first conical surface 23 of close bottom land is less than the tapering α of described second conical surface 24.
Certainly, the side channel wall of described mounting groove 21 also can be as required from the supreme conical surface that can be formed with a plurality of different taperings successively of bottom land, to be complementary with the circular cutter blade 6 of multiple different relief angles.
See Fig. 1 and shown in Figure 5, when circular cutter blade 6 is installed on the utility model, earlier described circular cutter blade 6 is placed described mounting groove 21, pass the installing hole of circular cutter blade 6 by a connecting bolt 5 again and be screwed in the described connecting hole 22, tighten described connecting bolt 5, F to, N under active force, described connecting bolt 5 lock onto described mounting groove 21 with described circular cutter blade 6, makes the side of described circular cutter blade 6 be close to the side channel wall of described mounting groove 21; Wherein, if the relief angle of described circular cutter blade 6 is α, then make the side of described circular cutter blade 6 be close to described second conical surface 24; If the relief angle of described circular cutter blade 6 is β, then make the side of described circular cutter blade 6 be close to described first conical surface 23.
After each described blade bearing 2 all fixedly mounted good described circular cutter blade 6, in the course of work, body 1 rotation under the lathe rotating shaft drives made circular cutter blade 6 cutting workpieces, removes chipping allowance, and the smear metal that is produced is discharged body 1 via described chip area 11.
Because described mounting groove 21 side channel walls are provided with the conical surface that tapering is respectively α and two kinds of taperings of β, it is the circular cutter blade of α that relief angle can be installed, it is the circular cutter blade of β that relief angle can be installed again, to satisfy different machining demands, applicability is strong, and has reduced the use cost of cutter greatly.
See shown in Figure 5ly, described blade bearing 2 front ends push up a side at described mounting groove 21 grooves and are provided with the hold-down mechanism that compresses cutter blade 6.Like this, after by described connecting bolt 5 circular cutter blade 6 being fixed in described blade bearing 2, by described hold-down mechanism further with blade pressing in described mounting groove 21, to improve the installation steadiness of circular cutter blade 6, avoid circular cutter blade 6 in milling process, to rotate, reduce the vibration in the course of the work of circular cutter blade 6, improved the functional reliability of circular cutter blade 6.
Specifically, described hold-down mechanism comprises a pressing plate 31, and described pressing plate 31 is fixed in described blade bearing 2 front ends by a fastening bolt 32, and pressing plate 31 overlays in a side bottom surface of described mounting groove 21 tops and convex with hold-down column 311 in described mounting groove 21.In the installation process, after by described connecting bolt 5 circular cutter blade 6 being fixed in described blade bearing 2, described pressing plate 31 is pressed in the rake face of described circular cutter blade 6, by described fastening bolt 32 described pressing plate 31 is fixed in described blade bearing 2 front ends again, under active force, described circular cutter blade 6 further is pressed in described mounting groove 21 at the N of pressing plate 31; Simultaneously, described hold-down column 311 matches with the spacing hole that is opened in described circular cutter blade 6 rake faces, thereby define the installation site of circular cutter blade 6, avoid in the milling course of work, circular cutter blade 6 produces the rotation around described connecting bolt 5 axle center under the cutting force effect, further improve the installation steadiness of circular cutter blade 6, improved the functional reliability of Milling Process.
See Fig. 2, Fig. 3 and shown in Figure 5, described pressing plate 31 convexes with positioning convex column 312 away from a side bottom surface of described hold-down column 311, and the position of the corresponding described positioning convex column 312 of described blade bearing 2 front ends is concaved with the locating hole 25 that is complementary with described positioning convex column 312.Like this, by described fastening bolt 32 described pressing plate 31 is pressed in the front end of described blade bearing 2 after, described positioning convex column 312 cooperates with described locating hole 25; Define on the one hand the relative position of pressing plate 31, avoid in the milling course of work, pressing plate 31 is subjected to the cutting force effect that circular cutter blade 6 transmits and produces rotation with respect to described fastening bolt 32 axle center, has improved the installation steadiness of pressing plate 31; On the other hand, the cutting force that described positioning convex column 312 also can disperse circular cutter blade 6 to transmit is avoided described cutting force to concentrate and is acted on described fastening bolt 32, and causes fastening bolt 32 to be subjected to shearing excessive and rupture, and has prolonged the service life of hold-down mechanism.
See shown in Figure 1ly, described body 1 upper end is provided with described main body is fixed on connecting portion 4 in the lathe rotating shaft.
Should be noted that at last; above embodiment is only in order to the explanation the technical solution of the utility model; but not to the restriction of the utility model protection domain; although the utility model has been done to explain with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can make amendment or be equal to replacement the technical solution of the utility model, and not break away from the essence and the scope of technical solutions of the utility model.
Claims (6)
1. be used to install the facing cutter of circular cutter blade, comprise body, described body lower rim evenly is arranged at intervals with blade bearing, be formed with chip area between adjacent two blade bearings, described blade bearing front end offers blade installation slot, described mounting groove bottom land offers connecting hole, it is characterized in that: the side channel wall of described mounting groove is formed with at least two conical surfaces successively from bottom land is supreme, wherein near the conical surface tapering of bottom land less than conical surface tapering away from bottom land.
2. the facing cutter that is used to install circular cutter blade according to claim 1, it is characterized in that: the side channel wall of described mounting groove is from supreme first conical surface and second conical surface of being formed with successively of bottom land, and wherein described first conical surface tapering of close bottom land is less than the conical surface tapering of described second conical surface.
3. the facing cutter that is used to install circular cutter blade according to claim 2 is characterized in that: described blade bearing front end pushes up a side at described mounting groove groove and is provided with the hold-down mechanism that compresses cutter blade.
4. the facing cutter that is used to install circular cutter blade according to claim 3, it is characterized in that: described hold-down mechanism comprises a pressing plate, described pressing plate is fixed in described blade bearing front end by a fastening bolt, and pressing plate overlays in a side bottom surface of described mounting groove top and convex with hold-down column in described mounting groove.
5. the facing cutter that is used to install circular cutter blade according to claim 4, it is characterized in that: described pressing plate convexes with positioning convex column away from a side bottom surface of described hold-down column, and the position of the corresponding described positioning convex column of described blade bearing front end is concaved with the locating hole that is complementary with described positioning convex column.
6. according to any described facing cutter that is used to install circular cutter blade of claim 1～5, it is characterized in that: described body upper end is provided with described main body is fixed on connecting portion in the lathe rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920296178XU CN201632844U (en) | 2009-12-31 | 2009-12-31 | Facing cutter for installing circular milling cutter blades |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920296178XU CN201632844U (en) | 2009-12-31 | 2009-12-31 | Facing cutter for installing circular milling cutter blades |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201632844U true CN201632844U (en) | 2010-11-17 |
Family
ID=43077322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920296178XU Expired - Fee Related CN201632844U (en) | 2009-12-31 | 2009-12-31 | Facing cutter for installing circular milling cutter blades |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201632844U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103008748A (en) * | 2013-01-15 | 2013-04-03 | 宁波川景誉机械科技发展有限公司 | Milling cutter device with function of adjusting height of blade |
| CN106216751A (en) * | 2016-08-25 | 2016-12-14 | 天津市华天世纪机械有限公司 | A kind of R angle plane milling cutter |
-
2009
- 2009-12-31 CN CN200920296178XU patent/CN201632844U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103008748A (en) * | 2013-01-15 | 2013-04-03 | 宁波川景誉机械科技发展有限公司 | Milling cutter device with function of adjusting height of blade |
| CN106216751A (en) * | 2016-08-25 | 2016-12-14 | 天津市华天世纪机械有限公司 | A kind of R angle plane milling cutter |
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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: 20101117 Termination date: 20111231 |