CN220240141U - High-speed steel key groove milling cutter - Google Patents
High-speed steel key groove milling cutter Download PDFInfo
- Publication number
- CN220240141U CN220240141U CN202322318365.6U CN202322318365U CN220240141U CN 220240141 U CN220240141 U CN 220240141U CN 202322318365 U CN202322318365 U CN 202322318365U CN 220240141 U CN220240141 U CN 220240141U
- Authority
- CN
- China
- Prior art keywords
- neck
- left end
- blade
- sword
- speed steel
- 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.)
- Active
Links
- 238000003801 milling Methods 0.000 title claims abstract description 27
- 229910000997 High-speed steel Inorganic materials 0.000 title claims abstract description 24
- 230000003014 reinforcing effect Effects 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 12
- 238000000576 coating method Methods 0.000 claims description 7
- 230000007704 transition Effects 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 4
- 150000003609 titanium compounds Chemical class 0.000 claims description 4
- 238000003754 machining Methods 0.000 abstract description 10
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 230000002787 reinforcement Effects 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 229910010037 TiAlN Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model discloses a high-speed steel key slot milling cutter, which comprises: the handle, the neck and the cutter head are sequentially arranged, the diameter length of the neck is smaller than that of the cutter head, and the diameter length of the neck is smaller than that of the handle; the tool bit comprises a mandrel, a right end blade, a left end blade and a C part, wherein the mandrel is arranged at one end of the neck, the right end blade and the left end blade are arranged on the outer side of the mandrel in a surrounding mode, the right end blade and the left end blade are arranged one by one, the C part is arranged on one side of the right end blade, the C part is also arranged on one side of the left end blade, and the directions of the right end blade and the left end blade are opposite; the 12-blade left and right end blade asymmetric design is adopted, and the neck reinforcement and the rotary structure are matched, so that vibration transmission is reduced, the strength of a cutter is increased, vibration patterns are eliminated, and the machining precision and the service life of a workpiece are improved.
Description
Technical Field
The utility model belongs to the technical field of machining tools, and particularly relates to a high-speed steel key slot milling cutter.
Background
The milling cutter is a machining cutter for obtaining a specific shape by cutting off the allowance of a workpiece, is mainly used for machining holes and grooves, and is a basic tool in the sheet metal industry.
Along with the rising of customization, in the product of processing customer customization, the processing of deep groove has been encountered, in order to satisfy the processing condition of deep groove, the milling cutter neck of processing usefulness is comparatively long and thin, at the during operation because neck intensity is not enough, can appear shaking the sword phenomenon, leads to the keyway surface to appear shaking the line, and machining precision is not high, influences the work piece life-span. The present application thus addresses the above issues, and innovations and improvements are made to milling cutters.
The existing milling cutter mainly has the following problems:
1. the existing milling cutter has the problem of cutter vibration during deep groove machining, and because the cutter neck for deep groove machining is thin, the intensity is low, vibration can occur during working, vibration lines appear on the surface of a key groove, the machining precision is low, and the service life of a workpiece is influenced.
Disclosure of Invention
The utility model aims to: in order to overcome the defects, the utility model aims to provide the high-speed steel key groove milling cutter, which adopts an asymmetric design of the left and right end edges of 12 blades and is matched with a neck reinforcing and rotating structure, so that vibration transmission is reduced, the strength of the cutter is increased, vibration lines are eliminated, the machining precision is improved, and the service life of a workpiece is prolonged.
The technical scheme is as follows: in order to achieve the above object, the present utility model provides a high-speed steel key slot milling cutter comprising:
the handle, the neck and the cutter head are sequentially arranged, the diameter length of the neck is smaller than that of the cutter head, and the diameter length of the neck is smaller than that of the handle;
the tool bit includes dabber, right-hand end sword, left end sword and C portion, the dabber sets up in neck one end, the dabber outside is encircleed and is provided with right-hand end sword and left-hand end sword, right-hand end sword is arranged one by one with the left-hand end sword, right-hand end sword portion one side is provided with C portion, left-hand end sword portion one side is provided with C portion equally, right-hand end sword and left-hand end sword portion opposite direction.
According to the milling cutter, the arrangement of the milling cutter adopts the asymmetric design of the end edges of about 12 edges, so that vibration transmission is reduced, vibration lines are eliminated, the machining precision is improved, and the service life of a workpiece is prolonged.
A reinforcing R angle is arranged between the neck and the handle, and a reinforcing R angle is also arranged between the neck and the cutter head; and the reinforcing R angle is in smooth transition.
According to the utility model, the arrangement of the reinforcing R angle prevents stress accumulation on two end faces of the neck by increasing connection transition with the handle and the cutter head, so that the strength of the neck is improved.
The center of one end, close to the neck, of the mandrel is provided with a first clearance, the center of one end, far away from the neck, of the mandrel is provided with a second clearance, and the first clearance diameter is longer than the second clearance diameter.
According to the utility model, the first clearance is arranged, the scrap iron is arranged, so that the scrap iron rotates spirally, the second contact with the cutter head is avoided, the cutter is prevented from being adsorbed to the bottom surface of the key slot by the second clearance, and the smoothness of processing is ensured.
The front edge angle of the right end blade is 0 degrees, and the rear edge angle of the right end blade is 10 degrees; the front edge angle of the left end edge is 0 degrees, and the rear edge angle of the left end edge is 10 degrees.
The arrangement of the right end blade and the left end blade in the utility model selects a small angle blade angle, and is more suitable for cutting of key grooves.
The C part is processed in a rotary mode along the axis of the mandrel.
According to the utility model, the C part is arranged, and the C part is supported during working through a rotation process, so that vibration of a cutter is prevented.
The right end blade body adopts a weak back taper 0.25 DEG structure, and the left end blade body also adopts a weak back taper 0.25 DEG structure.
The arrangement of the right end blade and the left end blade in the utility model is convenient for chip removal through a slightly inclined structure, reduces the influence of flying chips on the cutter and ensures that the service life of the cutter is longer.
The right end blade main body adopts a rotary process, and the right end blade is rotary processed along the axis of the mandrel; the left end blade body adopts a rotary process, and the left end blade is rotary processed along the axis of the mandrel.
The arrangement of the right end edge and the left end edge improves the service life of the cutter.
The tool bit adopts a 12-blade asymmetric structure, 6 right end blades are arranged, and 6 left end blades are arranged.
According to the arrangement of the cutter head, the cutting quantity is controlled through the multiple cutter heads, so that the rapid abrasion or breakage of the cutter is avoided, and the processing speed is increased.
The handle, the neck and the cutter head are made of integral powder high-speed steel, and are coated with titanium compound coatings.
The powder high-speed steel provided by the utility model has the advantages that the cutting efficiency is improved, the cutting force and the thermal deformation are reduced, and the surface hardness and the wear resistance of the cutter are enhanced due to the arrangement of the coating.
The titanium compound coating is TiAlN coating or TiCN coating.
The technical scheme can be seen that the utility model has the following beneficial effects:
1. the high-speed steel key groove milling cutter adopts the asymmetric design of the left and right end edges of 12 blades, is matched with a neck reinforcing and rotating structure, reduces vibration transmission, and increases the cutter strength, thereby eliminating vibration patterns, improving the processing precision and prolonging the service life of workpieces.
2. The high-speed steel key groove milling cutter disclosed by the utility model selects a small-angle cutting edge angle, and is more suitable for cutting a key groove.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a tool bit according to the present utility model;
FIG. 3 is an enlarged schematic view of the neck of the present utility model;
FIG. 4 is an enlarged schematic view of the structure of the end blade of the present utility model;
in the figure: the tool comprises a handle part-1, a neck part-2, a reinforcing R angle-21, a tool bit-3, a mandrel-31, a right end blade-32, a left end blade-33, a C part-34, a first clearance-35 and a second clearance-36.
Detailed Description
The utility model is further elucidated below in connection with the drawings and the specific embodiments.
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
Example 1
A high speed steel key slot milling cutter as shown in fig. 1-4, comprising:
the handle part 1, the neck part 2 and the cutter head 3 are sequentially arranged, the diameter length of the neck part 2 is smaller than that of the cutter head 3, and the diameter length of the neck part 2 is smaller than that of the handle part 1;
the tool bit 3 comprises a mandrel 31, a right end blade 32, a left end blade 33 and a C part 34, wherein the mandrel 31 is arranged at one end of the neck 2, the right end blade 32 and the left end blade 33 are arranged around the outer side of the mandrel 31, the right end blade 32 and the left end blade 33 are arranged one by one, the C part 34 is arranged on one side of the blade part of the right end blade 32, the C part 34 is also arranged on one side of the blade part of the left end blade 33, and the directions of the blade parts of the right end blade 32 and the left end blade 33 are opposite.
A reinforcing R angle 21 is arranged between the neck 2 and the handle 1 in the embodiment, and a reinforcing R angle 21 is also arranged between the neck 2 and the cutter head 3; the reinforcing R-angle 21 transitions smoothly.
In this embodiment, a first clearance 35 is provided at the center of one end of the mandrel 31, which is close to the neck 2, and a second clearance 36 is provided at the center of one end of the mandrel 31, which is far away from the neck 2, and the diameter of the first clearance 35 is greater than that of the second clearance 36.
The front edge angle of the right end edge 32 is 0 degrees, and the rear edge angle of the right end edge 32 is 10 degrees; the front edge angle of the left end edge 33 is 0 degrees, and the rear edge angle of the left end edge 33 is 10 degrees.
The C-portion 34 in the present embodiment is formed by a rotary process, and the C-portion 34 is machined by rotary processing along the axis of the mandrel 31.
The main body of the right end blade 32 in this embodiment adopts a weak back taper 0.25 ° structure, and the main body of the left end blade 33 also adopts a weak back taper 0.25 ° structure.
The main body of the right end blade 32 in the embodiment adopts a rotary process, and the right end blade 32 is rotary processed along the axis of the mandrel 31; the main body of the left end blade 33 adopts a rotary process, and the left end blade 33 is rotary processed along the axis of the mandrel 31.
The cutter head 3 in this embodiment adopts a 12-blade asymmetrical structure, the number of the right end blades 32 is 6, and the number of the left end blades 33 is 6.
The shank 1, the neck 2 and the bit 3 described in this embodiment are made of solid powder high-speed steel, and the shank 1, the neck 2 and the bit 3 are coated with a titanium compound coating.
Example 2
A high speed steel key slot milling cutter as shown in fig. 3, comprising:
the handle part 1, the neck part 2 and the cutter head 3 are sequentially arranged, the diameter length of the neck part 2 is smaller than that of the cutter head 3, and the diameter length of the neck part 2 is smaller than that of the handle part 1;
the tool bit 3 comprises a mandrel 31, a right end blade 32, a left end blade 33 and a C part 34, wherein the mandrel 31 is arranged at one end of the neck 2, the right end blade 32 and the left end blade 33 are arranged around the outer side of the mandrel 31, the right end blade 32 and the left end blade 33 are arranged one by one, the C part 34 is arranged on one side of the blade part of the right end blade 32, the C part 34 is also arranged on one side of the blade part of the left end blade 33, and the directions of the blade parts of the right end blade 32 and the left end blade 33 are opposite.
A reinforcing R angle 21 is arranged between the neck 2 and the handle 1 in the embodiment, and a reinforcing R angle 21 is also arranged between the neck 2 and the cutter head 3; the reinforcing R-angle 21 transitions smoothly.
Example 3
A high speed steel key slot milling cutter as shown in fig. 1, 3 and 4, comprising:
the handle part 1, the neck part 2 and the cutter head 3 are sequentially arranged, the diameter length of the neck part 2 is smaller than that of the cutter head 3, and the diameter length of the neck part 2 is smaller than that of the handle part 1;
the tool bit 3 comprises a mandrel 31, a right end blade 32, a left end blade 33 and a C part 34, wherein the mandrel 31 is arranged at one end of the neck 2, the right end blade 32 and the left end blade 33 are arranged around the outer side of the mandrel 31, the right end blade 32 and the left end blade 33 are arranged one by one, the C part 34 is arranged on one side of the blade part of the right end blade 32, the C part 34 is also arranged on one side of the blade part of the left end blade 33, and the directions of the blade parts of the right end blade 32 and the left end blade 33 are opposite. In this embodiment, a first clearance 35 is provided at the center of one end of the mandrel 31, which is close to the neck 2, and a second clearance 36 is provided at the center of one end of the mandrel 31, which is far away from the neck 2, and the diameter of the first clearance 35 is greater than that of the second clearance 36.
The front edge angle of the right end edge 32 is 0 degrees, and the rear edge angle of the right end edge 32 is 10 degrees; the front edge angle of the left end edge 33 is 0 degrees, and the rear edge angle of the left end edge 33 is 10 degrees.
The C-portion 34 in the present embodiment is formed by a rotary process, and the C-portion 34 is machined by rotary processing along the axis of the mandrel 31.
The main body of the right end blade 32 in this embodiment adopts a weak back taper 0.25 ° structure, and the main body of the left end blade 33 also adopts a weak back taper 0.25 ° structure.
The main body of the right end blade 32 in the embodiment adopts a rotary process, and the right end blade 32 is rotary processed along the axis of the mandrel 31; the main body of the left end blade 33 adopts a rotary process, and the left end blade 33 is rotary processed along the axis of the mandrel 31.
The cutter head 3 in this embodiment adopts a 12-blade asymmetrical structure, the number of the right end blades 32 is 6, and the number of the left end blades 33 is 6.
The foregoing is merely a preferred embodiment of the utility model, and it should be noted that modifications could be made by those skilled in the art without departing from the principles of the utility model, which modifications would also be considered to be within the scope of the utility model.
Claims (9)
1. A high-speed steel key slot milling cutter, its characterized in that: comprising the following steps:
the handle part (1), the neck part (2) and the cutter head (3) are sequentially arranged, the diameter length of the neck part (2) is smaller than that of the cutter head (3), and the diameter length of the neck part (2) is smaller than that of the handle part (1);
tool bit (3) are including dabber (31), right-hand member sword (32), left end sword (33) and C portion (34), dabber (31) set up in neck (2) one end, dabber (31) outside is encircleed and is provided with right-hand member sword (32) and left end sword (33), right-hand member sword (32) are arranged with left end sword (33) one-to-one, right-hand member sword (32) sword portion one side is provided with C portion (34), left end sword (33) sword portion one side is provided with C portion (34) equally, right-hand member sword (32) and left end sword (33) sword portion opposite direction.
2. The high speed steel key slot milling cutter of claim 1, wherein: a reinforcing R angle (21) is arranged between the neck (2) and the handle (1), and a reinforcing R angle (21) is also arranged between the neck (2) and the cutter head (3); the reinforcing R angle (21) is in smooth transition.
3. The high speed steel key slot milling cutter of claim 1, wherein: the novel plastic bottle is characterized in that a first clearance (35) is arranged at the center of one end, close to the neck (2), of the mandrel (31), a second clearance (36) is arranged at the center of one end, far away from the neck (2), of the mandrel (31), and the diameter of the first clearance (35) is larger than that of the second clearance (36).
4. The high speed steel key slot milling cutter of claim 1, wherein: the front edge angle of the right end edge (32) is 0 degrees, and the rear edge angle of the right end edge (32) is 10 degrees; the front edge angle of the left end edge (33) is 0 degrees, and the rear edge angle of the left end edge (33) is 10 degrees.
5. The high speed steel key slot milling cutter of claim 1, wherein: the C part (34) adopts a rotary process, and the C part (34) is rotary processed along the axis of the mandrel (31).
6. The high speed steel key slot milling cutter of claim 1, wherein: the right end blade (32) main body adopts a weak back taper 0.25 DEG structure, and the left end blade (33) main body also adopts a weak back taper 0.25 DEG structure.
7. The high speed steel key slot milling cutter of claim 1, wherein: the right end blade (32) main body adopts a rotary process, and the right end blade (32) is rotary processed along the axis of the mandrel (31); the left end blade (33) main body adopts a rotary process, and the left end blade (33) is rotary processed along the axis of the mandrel (31).
8. The high speed steel key slot milling cutter of claim 1, wherein: the cutter head (3) adopts a 12-blade asymmetric structure, the number of the right end blades (32) is 6, and the number of the left end blades (33) is 6.
9. The high speed steel key slot milling cutter of claim 1, wherein: the handle (1), the neck (2) and the cutter head (3) are made of integral powder high-speed steel, and the handle (1), the neck (2) and the cutter head (3) are coated with titanium compound coatings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322318365.6U CN220240141U (en) | 2023-08-29 | 2023-08-29 | High-speed steel key groove milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322318365.6U CN220240141U (en) | 2023-08-29 | 2023-08-29 | High-speed steel key groove milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220240141U true CN220240141U (en) | 2023-12-26 |
Family
ID=89226997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322318365.6U Active CN220240141U (en) | 2023-08-29 | 2023-08-29 | High-speed steel key groove milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220240141U (en) |
-
2023
- 2023-08-29 CN CN202322318365.6U patent/CN220240141U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR880000678Y1 (en) | Drills | |
| CN200981131Y (en) | Drilling and countersinking composite milling cutter | |
| CN104043863A (en) | Special cutter for dual-relief-angle internal-cooling-type shockproof siding milling | |
| CN220240141U (en) | High-speed steel key groove milling cutter | |
| WO2019189415A1 (en) | Drill and method of manufacturing machined product | |
| CN216912223U (en) | Cutter for processing lens hole shape and forming machine | |
| CN211866700U (en) | PCD multi-blade side milling cutter with arc-shaped milling surface and ultrasonic vibration milling machine | |
| CN101700579B (en) | High-precision hole-machining drilling and boring cutter | |
| CN110202221B (en) | Tip screw tap and application thereof | |
| CN212094380U (en) | Turning tool for drilling/boring | |
| CN210160488U (en) | Tool bit structure and cutting tool | |
| CN215698252U (en) | High wear-resistant heat-insulation alloy twist drill bit | |
| WO2021230176A1 (en) | Drill and method for manufacturing cut workpiece | |
| CN212371272U (en) | High-precision forming close-tooth PCD milling cutter | |
| CN214417736U (en) | Diamond CVD drilling and reaming composite twist drill | |
| CN217913204U (en) | Combined cutting tool of dovetail cutter and chamfering cutter | |
| CN219520613U (en) | Multi-edge spiral milling cutter | |
| CN214290886U (en) | Boring cutter | |
| CN213163292U (en) | Milling cutter special for deep-hole kidney-shaped groove machine | |
| CN217992853U (en) | Double-edge spiral taper milling cutter | |
| CN212793208U (en) | Rapid forming center drill bit | |
| CN212857938U (en) | Micro-lubricating dry cutting tool | |
| CN209867468U (en) | Coated flat drill tool | |
| CN215824341U (en) | Integrated drill | |
| CN216680546U (en) | Composite reamer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |