CN211464958U - Milling cutter capable of accelerating chip removal speed - Google Patents
Milling cutter capable of accelerating chip removal speed Download PDFInfo
- Publication number
- CN211464958U CN211464958U CN201922372388.9U CN201922372388U CN211464958U CN 211464958 U CN211464958 U CN 211464958U CN 201922372388 U CN201922372388 U CN 201922372388U CN 211464958 U CN211464958 U CN 211464958U
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- milling cutter
- chip
- face
- cutter head
- chip removal
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Abstract
The utility model relates to a numerical control machine tool field specifically discloses a can accelerate milling cutter of chip removal speed, including the milling cutter main part, the front end of milling cutter main part is provided with the milling cutter head, the guide bar is installed to the one end of milling cutter head, the handle of a knife is installed to the one end of guide bar, and the one end of handle of a knife installs flat sword tail, one side of milling cutter head is provided with the rake face, the one end of rake face is provided with the back knife face, the louvre is all installed with the side of rake face to the back knife face. The chip breaking blade arranged at the middle partition section of the chip groove can cut off chips of the chip groove, the phenomenon that the cutter head is damaged by overlong chips and the quality of processed objects is affected by overlong chips is avoided, the position of a cooling hole is close to a main cutting edge, the temperature in the cutting process of the main cutting edge is reduced quickly, chip blowing holes and heat dissipation holes are communicated, and an external blowing pipe can play a role in dissipating heat and cooling the milling cutter head when the scrap iron cut off in the chip groove is blown out in the cutting process.
Description
Technical Field
The utility model relates to a numerical control machine tool field specifically is a milling cutter that can accelerate chip removal speed.
Background
The end milling cutter is the most used milling cutter on the numerical control machine tool, and the cylindrical surface and the end surface of the cutter body are provided with cutting cutters which can simultaneously cut or independently cut. The milling cutter is mainly used for plane milling, groove milling, step surface milling and profiling milling.
However, the milling cutter in the current market can accumulate the generated chips in the chip removal groove in the milling and carving process, the chip removal speed is low, the overlong chips can affect the processing surface quality, the service life of the cutter, the safety of an operator and the production efficiency, and the long-time discharge of the iron chips can cause the extrusion damage to the milling cutter body. Accordingly, those skilled in the art have provided a milling cutter capable of increasing the chip removal speed to solve the problems of the background art mentioned above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a can accelerate milling cutter of chip removal speed to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a can accelerate milling cutter of chip removal speed, includes milling cutter body, milling cutter body's front end is provided with the milling cutter head, the guide bar is installed to the one end of milling cutter head, the handle of a knife is installed to the one end of guide bar, be connected with the sword neck between handle of a knife and the guide bar, and the one end of handle of a knife installs flat sword tail, one side of milling cutter head is provided with the rake face, the one end of rake face is provided with the back knife face, the louvre is all installed with the side of rake face to the back knife face.
As a further aspect of the present invention: the utility model discloses a milling cutter, including front knife face, back knife face, cutter head, preceding knife face and back knife face, the junction of front knife face and back knife face is provided with the chisel edge, the middle part of chisel edge is provided with blows the bits hole, one side of back knife face is provided with the main cutting edge, the lower extreme of front knife face is provided with vice cutting edge, the both sides of cutter head are provided with the chip groove, the middle part of chip.
As a further aspect of the present invention: the louvre and milling cutter head through connection, blow bits hole and milling cutter head through connection, rake face and back knife face fixed connection, chip-breaking blade and chip groove fixed connection.
As a further aspect of the present invention: the louvre and blow bits hole through connection, the chisel edge external gas blow pipe, the milling cutter head is tungsten steel material component.
As a further aspect of the present invention: the handle of a knife is stainless steel material component, and handle of a knife and guide bar pass through sword neck fixed connection.
As a further aspect of the present invention: the interior of sword neck, guide bar and handle of a knife is provided with the through-hole, flat sword tail and handle of a knife fixed connection.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the chip breaking blade is arranged in the preferable chip groove, and a milling cutter generates a large amount of chips in the interaction process of the cutter and the workpiece in the mechanical machining process; too long chips will affect the quality of the machined surface, the life of the tool, the safety of the operator and the production efficiency; if the chips are excessively crushed, the chips are scattered and accumulated, cutting vibration is caused, the service life of the cutter is damaged, and the processing quality is reduced; the chip breaking blade arranged at the middle partition section of the chip groove can cut off the chips of the chip groove when the milling cutter moves towards the inside of a workpiece, so that the phenomenon that the cutter head is damaged by overlong chips and the quality of a processed object is influenced by overlong chips is avoided.
2. The milling cutter is in high-speed rotation, due to high-speed friction with metal and closed inside, the temperature of a milling cutter head is easily increased too fast, the milling cutter can be accelerated to break in the rotating process, a machined object can be damaged, and the position of a cooling hole is close to a main cutting edge, so that the temperature of the main cutting edge is reduced faster in the cutting process, the service life of a drill of the milling cutter head is ensured, and the milling cutter can be drilled at a higher cutting speed without worrying that the temperature of the milling cutter head is increased to the damage limit at high speed; the chip blowing holes are communicated with the heat dissipation holes, and the external blowing pipe can blow off cut-off iron chips in the chip discharge grooves in the cutting process and can also play a role in heat dissipation and cooling of the milling cutter head, so that the service life of the milling cutter is prolonged while the processing quality is ensured.
Drawings
Fig. 1 is a schematic structural diagram of a milling cutter capable of accelerating chip removal speed;
fig. 2 is a schematic view of a milling head of a milling cutter capable of increasing chip removal speed;
fig. 3 is a schematic view of a chip breaking insert for a milling cutter, which can increase the chip removal rate.
In the figure: 1. a milling cutter body; 2. a milling head; 3. a guide bar; 4. a cutter neck; 5. a knife handle; 6. flat tool tails; 201. heat dissipation holes; 202. a main blade; 203. a chisel edge; 204. a rake face; 205. a secondary blade; 206. a chip groove; 207. a chip blowing hole; 208. a chip breaking blade; 209. a flank face.
Detailed Description
Please refer to fig. 1-3, in the embodiment of the utility model, a can accelerate milling cutter of chip removal speed, including milling cutter main part 1, milling cutter main part 1's front end is provided with milling cutter head 2, guide bar 3 is installed to milling cutter head 2's one end, handle of a knife 5 is installed to guide bar 3's one end, be connected with sword neck 4 between handle of a knife 5 and the guide bar 3, and flat sword tail 6 is installed to handle of a knife 5's one end, one side of milling cutter head 2 is provided with rake face 204, the one end of rake face 204 is provided with back knife face 209, louvre 201 is all installed with the side of rake face 204 to back knife face.
The connecting part of the front tool face 204 and the rear tool face 209 is provided with a cross edge 203, the middle part of the cross edge 203 is provided with a chip blowing hole 207, one side of the rear tool face 209 is provided with a main cutting edge 202, the lower end of the front tool face 204 is provided with an auxiliary cutting edge 205, two sides of the milling head 2 are provided with chip discharging grooves 206, the middle part of the chip discharging grooves 206 is provided with a chip breaking blade 208, when the milling cutter moves towards the inside of a workpiece, the chip breaking blade 208 can cut off chips in the chip discharging grooves 206, the phenomenon that the too long chips can damage the milling cutter head or the too short chips can affect the quality of the processed object is avoided, and the chip discharging grooves 206 are matched for use, so that chip discharging is more.
Louvre 201 and milling cutter head 2 through connection, blow bits hole 207 and milling cutter head 2 through connection, rake face 204 and back knife face 209 fixed connection, chip breaking blade 208 and chip groove 206 fixed connection, louvre 201 and the chip hole 207 through connection of blowing, the external gas blow pipe of chisel edge 203, milling cutter head 2 is tungsten steel material component, handle of a knife 5 is stainless steel material component, and handle of a knife 5 and guide bar 3 pass through 4 fixed connection of sword neck, sword neck 4, the inside of guide bar 3 and handle of a knife 5 is provided with the through-hole, flat sword tail 6 and handle of a knife 5 fixed connection.
In fig. 2, 3: the scrap blowing hole 207 is communicated with the heat dissipation hole 201, and an external blowing pipe can blow out the cut scrap in the scrap discharge groove 206 in the cutting process and also can play a role in dissipating heat and cooling the milling cutter head 2; thereby chip breaking blade 208 can make things convenient for the smear metal to discharge with the smear metal cutting, blows the setting of lining up of bits hole 207 and louvre 201, and external gas blow pipe can also play the heat dissipation cooling effect to milling cutter head 2 when blowing out the iron fillings that are cut off in chip groove 206 in the cutting process to also prolonged the life of milling cutter when having guaranteed the quality of processing.
The utility model discloses a theory of operation is: when a workpiece needs to be machined, the milling cutter body 1 is externally connected with a milling cutter through the flat cutter tail 6, and when the milling cutter body 1 enters the workpiece, a large amount of cutting chips are generated in the interaction process of the milling cutter body 1 and the workpiece due to the fact that the inner space is closed; too long chips will affect the quality of the machined surface, the service life of the milling cutter body 1, the safety of the operator and the production efficiency; if the chips are excessively crushed, the chips are scattered and accumulated, cutting vibration is caused, the service life of the cutter is damaged, and the processing quality is reduced; the chip breaking blade 208 arranged at the middle partition section of the chip discharge groove 206 can cut off chips in the chip discharge groove 206 when the milling cutter moves towards the inside of a workpiece, so that the situation that the quality of a processed object is influenced by too long chips or too short chips is avoided, the auxiliary cutting edge 205 is smaller, the chips are firstly rolled into small rolls, the generally formed chips are spirally rolled and then automatically thrown away by the rotation of the milling cutter body 1, so that the chips flow to the chip discharge groove 206 to be broken, and the broken chips of the chip discharge groove 206 are broken by utilizing the principle that the material of the chip breaking blade 208 is hardened, impacted and extruded to achieve breaking strength; the chip breaking blade can enable chips to be curled, flowed and broken, so that the chips form an acceptable good chip shape, and the chips are effectively controlled; when the widths of the front tool face 204 and the rear tool face 209 are larger, the curling radius of the chips is larger, and the chips are not easy to break due to insufficient deformation and are not beneficial to chip breaking, so that the included angle between the chip discharge groove 206 and the main cutting edge 202 is ensured to be in the range of 20-30 degrees, the curled curvature radius of the chips can be reduced, and the larger the curling deformation is, the chips are easy to break; under the condition that the milling cutter rotates at a high speed, due to high-speed friction with metal and closed interior, the temperature of the milling cutter head 2 is easily increased too fast, the milling cutter can be accelerated to break in the rotating process, meanwhile, machined objects can be damaged, and the heat dissipation holes 201 are close to the main cutting edge 202, so that the temperature of the main cutting edge 202 is reduced faster in the cutting process, the service life of a drill of the milling cutter head 2 is ensured, and the milling cutter can be drilled at a higher cutting speed without worrying that the temperature of the milling cutter head 2 is increased to the damage limit at a high speed; the scrap blowing hole 207 is communicated with the heat dissipation hole 201, and the external air blowing pipe can blow off the cut scrap iron in the scrap discharging groove 206 in the cutting process and can also play a role in dissipating heat and cooling the milling cutter head 2, so that the service life of the milling cutter is prolonged while the processing quality is ensured.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a can accelerate milling cutter of chip removal speed, includes milling cutter body (1), its characterized in that, the front end of milling cutter body (1) is provided with milling cutter head (2), guide bar (3) are installed to the one end of milling cutter head (2), handle of a knife (5) are installed to the one end of guide bar (3), be connected with sword neck (4) between handle of a knife (5) and guide bar (3), and the one end of handle of a knife (5) installs flat sword tail (6), one side of milling cutter head (2) is provided with rake face (204), the one end of rake face (204) is provided with back knife face (209), louvre (201) are all installed with the side of rake face (204) to back knife face (209).
2. The milling cutter capable of increasing the chip removal speed according to claim 1, wherein a cross edge (203) is arranged at the joint of the front cutter face (204) and the rear cutter face (209), a chip blowing hole (207) is arranged in the middle of the cross edge (203), a main cutting edge (202) is arranged on one side of the rear cutter face (209), an auxiliary cutting edge (205) is arranged at the lower end of the front cutter face (204), chip removal grooves (206) are arranged on two sides of the milling cutter head (2), and chip breaking blades (208) are arranged in the middle of the chip removal grooves (206).
3. The milling cutter capable of increasing the chip removal speed according to claim 2, wherein the heat dissipation hole (201) is in through connection with the milling cutter head (2), the chip blowing hole (207) is in through connection with the milling cutter head (2), the rake surface (204) is fixedly connected with the flank surface (209), and the chip breaking blade (208) is fixedly connected with the chip removal groove (206).
4. The milling cutter capable of increasing the chip removal speed according to claim 2, wherein the heat dissipation holes (201) are communicated with the chip removal hole (207), the chisel edge (203) is externally connected with a gas blowing pipe, and the milling cutter head (2) is a tungsten steel member.
5. The milling cutter capable of increasing the chip removal speed according to claim 1, wherein the cutter handle (5) is a stainless steel member, and the cutter handle (5) is fixedly connected with the guide rod (3) through the cutter neck (4).
6. The milling cutter capable of accelerating chip removal speed according to claim 1, wherein the inner parts of the cutter neck (4), the guide rod (3) and the cutter handle (5) are provided with through holes, and the flat cutter tail (6) is fixedly connected with the cutter handle (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922372388.9U CN211464958U (en) | 2019-12-26 | 2019-12-26 | Milling cutter capable of accelerating chip removal speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922372388.9U CN211464958U (en) | 2019-12-26 | 2019-12-26 | Milling cutter capable of accelerating chip removal speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211464958U true CN211464958U (en) | 2020-09-11 |
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ID=72365476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922372388.9U Expired - Fee Related CN211464958U (en) | 2019-12-26 | 2019-12-26 | Milling cutter capable of accelerating chip removal speed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211464958U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113305572A (en) * | 2021-04-13 | 2021-08-27 | 福建省海洋阀门科技有限公司 | Numerical control machine tool for machining magnetic encryption valve cover |
| CN113477957A (en) * | 2021-07-05 | 2021-10-08 | 张志国 | Hard alloy tool bit of precision machine tool |
| CN114713891A (en) * | 2022-03-14 | 2022-07-08 | 马鞍山宝祥机械刀模有限公司 | Anti-accumulated-chip-abrasion hob and production process thereof |
-
2019
- 2019-12-26 CN CN201922372388.9U patent/CN211464958U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113305572A (en) * | 2021-04-13 | 2021-08-27 | 福建省海洋阀门科技有限公司 | Numerical control machine tool for machining magnetic encryption valve cover |
| CN113477957A (en) * | 2021-07-05 | 2021-10-08 | 张志国 | Hard alloy tool bit of precision machine tool |
| CN114713891A (en) * | 2022-03-14 | 2022-07-08 | 马鞍山宝祥机械刀模有限公司 | Anti-accumulated-chip-abrasion hob and production process thereof |
| CN114713891B (en) * | 2022-03-14 | 2024-04-16 | 马鞍山宝祥机械刀模有限公司 | Hob capable of resisting accumulated scraps and abrasion and production process thereof |
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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: 20200911 Termination date: 20211226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |