CN211564643U - Replaceable integral hard alloy cutter head type large-diameter end milling cutter - Google Patents
Replaceable integral hard alloy cutter head type large-diameter end milling cutter Download PDFInfo
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- CN211564643U CN211564643U CN201922365200.8U CN201922365200U CN211564643U CN 211564643 U CN211564643 U CN 211564643U CN 201922365200 U CN201922365200 U CN 201922365200U CN 211564643 U CN211564643 U CN 211564643U
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- milling cutter
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- 238000003801 milling Methods 0.000 title claims abstract description 117
- 229910045601 alloy Inorganic materials 0.000 title description 4
- 239000000956 alloy Substances 0.000 title description 4
- 230000008878 coupling Effects 0.000 claims abstract description 4
- 238000010168 coupling process Methods 0.000 claims abstract description 4
- 238000005859 coupling reaction Methods 0.000 claims abstract description 4
- 239000007787 solid Substances 0.000 claims description 6
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 239000010937 tungsten Substances 0.000 claims description 3
- 230000002349 favourable effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a milling cutter is found to interchangeable whole carbide tool bit formula major diameter, including handle of a knife, first milling cutter, first flange, second flange, first bolt, second milling cutter, cross logical groove, connecting hole, cross connecting piece, locating hole, screw hole, reference column and second bolt. The utility model comprises a first milling cutter and a second milling cutter, the first milling cutter and the second milling cutter can be separated from the cutter handle, when one of the first milling cutter and the second milling cutter is damaged, the first milling cutter and the second milling cutter can be independently replaced, the cutter handle does not need to be replaced, and the use cost of the cutter is greatly reduced; the terminal surface rigid coupling of handle of a knife has the cross connecting piece, and the first milling cutter of cross connecting piece card has the cross to lead to the inslot, but the cross connecting piece joint is in the cross of first milling cutter leads to the inslot, uses first bolt to fix first flange and second flange together, and the reference column joint of second milling cutter is in the locating hole of cross connecting piece, and the change of first milling cutter and second milling cutter is all comparatively convenient fast.
Description
Technical Field
The utility model relates to an end mill specifically is an interchangeable whole carbide tool bit formula major diameter end mill, belongs to end mill application technical field.
Background
The end mill is the most used milling cutter on a numerical control machine tool, and cutting cutters are arranged on the cylindrical surface and the end surface of the end mill, and can cut simultaneously or independently. The milling cutter is mainly used for plane milling, groove milling, step face milling and profiling milling, and the end milling cutter can be used for face milling and side wall face milling.
However, most milling cutters of the existing end milling cutter are of an integrated structure with the cutter handle, the milling cutters cannot be separated from the cutter handle, when the cutting edge is damaged and needs to be replaced, the cutting edge needs to be replaced together with the cutter handle, the use cost of the cutter is increased, and certain defects exist. Accordingly, an interchangeable solid carbide tip large diameter end mill has been proposed to address the above-mentioned problems.
Disclosure of Invention
The utility model aims at providing a whole carbide tool bit formula major diameter end mill of interchangeable in order to solve above-mentioned problem.
The utility model realizes the purpose by the following technical proposal, an interchangeable integral hard alloy cutter head type large-diameter end mill comprises a cutter handle, a first milling cutter, a first connecting flange, a second connecting flange, a first bolt, a second milling cutter, a cross connecting piece, a positioning column and a second bolt, wherein the center of one end surface of the cutter handle is fixedly connected with the cross connecting piece, one end surface of the cross connecting piece far away from the cutter handle is provided with a threaded hole and a positioning hole, the positioning hole is positioned at the center of one end surface of the cross connecting piece, the outer wall close to one end part of the cutter handle of the cross connecting piece is fixedly connected with the first connecting flange, one end surface of the first milling cutter is provided with a cross through groove matched with the cross connecting piece, the cross connecting piece is slidably arranged in the cross through groove of the first milling cutter, the outer wall at the top end part of the first milling cutter is fixedly provided with the second connecting flange, and the second connecting flange and the first connecting, the connecting hole that first bolt passed second flange and first flange is in the same place second flange and first flange fixed connection, the top surface rigid coupling of second milling cutter have with locating hole assorted reference column, the bottom at first milling cutter is installed to second milling cutter, the second bolt is installed to the bottom surface screw thread of first milling cutter, just the threaded hole at cross connecting piece is installed to the top screw thread of second bolt.
Preferably, the first milling cutter and the second milling cutter are hard alloy steel milling cutters.
Preferably, a gasket is installed at the contact position of the first connecting flange and the second connecting flange, and the gasket is a stainless steel spring gasket.
Preferably, the number of the connecting holes on the first connecting flange and the second connecting flange is at least four, the nut is installed on the top end of the first bolt in a threaded mode, and the tungsten steel gasket is installed at the contact position of the end cap of the first bolt and the contact position of the nut with the second connecting flange and the first connecting flange respectively.
Preferably, a countersunk hole is formed in the center of the bottom surface of the second milling cutter, and the bottom surface of the second bolt end cap is flush with the bottom surface of the second milling cutter.
Preferably, the number of the positioning columns on the second milling cutter and the number of the positioning holes on the cross-shaped connecting piece are four.
The utility model has the advantages that:
1. the utility model comprises a first milling cutter and a second milling cutter, the first milling cutter and the second milling cutter can be separated from the cutter handle, when one of the first milling cutter and the second milling cutter is damaged, the first milling cutter and the second milling cutter can be independently replaced, the cutter handle does not need to be replaced, and the use cost of the cutter is greatly reduced;
2. the utility model discloses think about ingeniously, the terminal surface rigid coupling of handle of a knife has the cross connecting piece, but the first milling cutter of cross connecting piece card is opened the cross and is led to the inslot, but the joint of cross connecting piece is in the logical inslot of cross of first milling cutter, use first bolt to fix first flange and second flange together, first milling cutter just is fixed this moment, the reference column joint of second milling cutter is in the locating hole of cross connecting piece, use the second bolt alright fix the bottom at the cross connecting piece with second milling cutter, the change of first milling cutter and second milling cutter is all comparatively convenient fast, be favorable to the use of cutter.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a front view of the present invention;
FIG. 2 is a perspective view of the knife handle of the present invention;
fig. 3 is a top view of the first milling cutter of the present invention;
fig. 4 is a front view of the second milling cutter of the present invention.
In the figure: 1. the cutter handle, 2, first milling cutter, 3, first flange, 4, second flange, 5, first bolt, 6, second milling cutter, 7, cross through groove, 8, connecting hole, 9, cross connecting piece, 10, locating hole, 11, screw hole, 12, reference column, 13, second bolt.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1-4, a replaceable integral hard alloy cutter head type large-diameter end mill comprises a cutter handle 1, a first milling cutter 2, a first connecting flange 3, a second connecting flange 4, a first bolt 5, a second milling cutter 6, a cross connecting piece 9, a positioning column 12 and a second bolt 13, wherein the center of one end face of the cutter handle 1 is fixedly connected with the cross connecting piece 9, one end face of the cross connecting piece 9 far away from the cutter handle 1 is provided with a threaded hole 11 and a positioning hole 10, the positioning hole 10 is positioned at the center of one end face of the cross connecting piece 9, the outer wall of one end of the cutter handle 1 close to the cross connecting piece 9 is fixedly connected with the first connecting flange 3, one end face of the first milling cutter 2 is provided with a cross through groove 7 matched with the cross connecting piece 9, the cross connecting piece 9 is slidably arranged in the cross through groove 7 of the first milling cutter 2, the outer wall of the top end of the first milling cutter 2 is fixedly provided with the, a plurality of connecting holes 8 are formed in the second connecting flange 4 and the first connecting flange 3, the first bolt 5 penetrates through the connecting holes 8 of the second connecting flange 4 and the first connecting flange 3 to fixedly connect the second connecting flange 4 and the first connecting flange 3 together, a positioning column 12 matched with a positioning hole 10 is fixedly connected to the top surface of the second milling cutter 6, the second milling cutter 6 is installed at the bottom end of the first milling cutter 2, a second bolt 13 is installed on the bottom surface of the first milling cutter 2 in a threaded manner, and the top end of the second bolt 13 is installed in a threaded hole 11 of the cross-shaped connecting piece 9 in a threaded manner; the first milling cutter 2 and the second milling cutter 6 are both hard alloy steel milling cutters, so that the hardness and the service life of the first milling cutter 2 and the second milling cutter 6 are conveniently ensured; a gasket is arranged at the contact position of the first connecting flange 3 and the second connecting flange 4, and is a stainless steel spring gasket, so that the first connecting flange 3 and the second connecting flange 4 can be conveniently connected; the number of the connecting holes 8 on the first connecting flange 3 and the second connecting flange 4 is at least four, the top end of the first bolt 5 is provided with a nut in a threaded manner, and a tungsten steel gasket is arranged at the contact part of the end cap and the nut of the first bolt 5 with the second connecting flange 4 and the first connecting flange 3 respectively, so that the first connecting flange 3 and the second connecting flange 4 can be stably connected; a countersunk hole is formed in the center of the bottom surface of the second milling cutter 6, and the bottom surface of the end cap of the second bolt 13 is flush with the bottom surface of the second milling cutter 6, so that the second bolt 13 is prevented from influencing the cutting of the end surface; the number of the positioning columns 12 on the second milling cutter 6 and the number of the positioning holes 10 on the cross-shaped connecting piece 9 are four, so that the position of the second milling cutter 6 can be conveniently fixed.
When the utility model is used, when the second milling cutter 6 is damaged, the second bolt 13 is screwed off, the positioning column 12 on the second milling cutter 6 is taken out from the positioning hole 10 on the end surface of the cross connecting piece 9, at the moment, the second milling cutter 6 can be taken off, and the new second milling cutter 6 can be replaced, when the first milling cutter 2 is damaged, the second milling cutter 6 is firstly taken off, then the first bolt 5 on the first connecting flange 3 and the second connecting flange 4 is dismounted, then the cross connecting piece 9 fixedly connected with the end surface of the handle 1 is taken out from the cross through groove 7 of the first milling cutter 2, the cross connecting piece 9 is clamped in the cross through groove 7 of the new first milling cutter 2, the first connecting flange 3 and the second connecting flange 4 are fixed together by using the first bolt 5, then the positioning column 12 of the second milling cutter 6 is clamped in the positioning hole 10 of the cross connecting piece 9, and the second bolt 13 is used for fixing the second milling cutter 6 at the bottom end of the cross connecting piece 9, first milling cutter 2 just is changed the completion this moment, first milling cutter 2 and the second milling cutter 6 of device all can be changed, first milling cutter 2 and second milling cutter 6 adopt split type design, can change alone after one of them damage of first milling cutter 2 and second milling cutter 6, handle of a knife 1 need not to be changed, greatly reduced the use cost of cutter, the device structure is unique, first milling cutter 2 and second milling cutter 6's change is all comparatively convenient fast, be favorable to the use of cutter.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. The utility model provides a whole carbide tool bit formula major diameter end mill of interchangeable which characterized in that: the milling cutter comprises a cutter handle (1), a first milling cutter (2), a first connecting flange (3), a second connecting flange (4), a first bolt (5), a second milling cutter (6), a cross connecting piece (9), a positioning column (12) and a second bolt (13), wherein the center of one end face of the cutter handle (1) is fixedly connected with the cross connecting piece (9), one end face of the cross connecting piece (9) far away from the cutter handle (1) is provided with a threaded hole (11) and a positioning hole (10), the positioning hole (10) is positioned at the center of one end face of the cross connecting piece (9), the outer wall of one end part of the cutter handle (1) close to the cross connecting piece (9) is fixedly connected with the first connecting flange (3), one end face of the first milling cutter (2) is provided with a cross through groove (7) matched with the cross connecting piece (9), and the cross connecting piece (9) is slidably installed in the cross through groove (7) of the first milling, the outer wall fixed mounting of first milling cutter (2) top department has second flange (4), all open a plurality of connecting holes (8) on second flange (4) and first flange (3), connecting hole (8) that first bolt (5) passed second flange (4) and first flange (3) are in the same place second flange (4) and first flange (3) fixed connection, the top surface rigid coupling of second milling cutter (6) have with locating hole (10) assorted reference column (12), the bottom at first milling cutter (2) is installed in second milling cutter (6), second bolt (13) are installed to the bottom surface screw thread of first milling cutter (2), just the top screw thread of second bolt (13) is installed in screw hole (11) of cross connecting piece (9).
2. A solid replaceable carbide tipped large diameter end mill according to claim 1 wherein: the first milling cutter (2) and the second milling cutter (6) are both hard alloy steel milling cutters.
3. A solid replaceable carbide tipped large diameter end mill according to claim 1 wherein: the gasket is installed at the contact position of the first connecting flange (3) and the second connecting flange (4), and the gasket is a stainless steel spring gasket.
4. A solid replaceable carbide tipped large diameter end mill according to claim 1 wherein: the quantity of connecting hole (8) on first flange (3) and second flange (4) is four at least, the nut is installed to the top screw thread of first bolt (5), the tungsten steel gasket is installed with second flange (4) and first flange (3) contact department respectively to the end cap and the nut of first bolt (5).
5. A solid replaceable carbide tipped large diameter end mill according to claim 1 wherein: the center of the bottom surface of the second milling cutter (6) is provided with a countersunk hole, and the bottom surface of the end cap of the second bolt (13) is flush with the bottom surface of the second milling cutter (6).
6. A solid replaceable carbide tipped large diameter end mill according to claim 1 wherein: the number of the positioning columns (12) on the second milling cutter (6) and the number of the positioning holes (10) on the cross-shaped connecting piece (9) are four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922365200.8U CN211564643U (en) | 2019-12-25 | 2019-12-25 | Replaceable integral hard alloy cutter head type large-diameter end milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922365200.8U CN211564643U (en) | 2019-12-25 | 2019-12-25 | Replaceable integral hard alloy cutter head type large-diameter end milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211564643U true CN211564643U (en) | 2020-09-25 |
Family
ID=72549315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922365200.8U Expired - Fee Related CN211564643U (en) | 2019-12-25 | 2019-12-25 | Replaceable integral hard alloy cutter head type large-diameter end milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211564643U (en) |
-
2019
- 2019-12-25 CN CN201922365200.8U patent/CN211564643U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200925 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |