CN220407141U - CBN mirror surface cutter of high temperature resistant - Google Patents
CBN mirror surface cutter of high temperature resistant Download PDFInfo
- Publication number
- CN220407141U CN220407141U CN202321074712.9U CN202321074712U CN220407141U CN 220407141 U CN220407141 U CN 220407141U CN 202321074712 U CN202321074712 U CN 202321074712U CN 220407141 U CN220407141 U CN 220407141U
- Authority
- CN
- China
- Prior art keywords
- cbn
- cutter
- mirror surface
- surface cutter
- cutting edges
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Links
- 230000017525 heat dissipation Effects 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims description 7
- 229910052582 BN Inorganic materials 0.000 claims description 3
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000002173 cutting fluid Substances 0.000 abstract description 16
- 238000000034 method Methods 0.000 abstract description 9
- 230000008602 contraction Effects 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000005493 welding type Methods 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Landscapes
- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The utility model relates to a high-temperature-resistant CBN mirror surface cutter, which comprises a CBN mirror surface cutter, wherein the CBN mirror surface cutter is mainly divided into two cutting edges and two supporting blocks, and the two supporting blocks are oppositely arranged between the two cutting edges. The utility model relates to the technical field of CBN mirror cutters. According to the utility model, in the using process of the CBN mirror surface cutter, through the mutual matching of the connecting mechanism and the heat dissipation mechanism, under the condition of ensuring the connection stability between the CBN mirror surface cutter and the CBN mirror surface cutter driving shaft, the external part of gas and cutting fluid are intercepted, the gas and the cutting fluid rapidly flow in the CBN mirror surface cutter, the contact area of the cutter, the external air and the cutting fluid is increased, the heat on the cutter is rapidly taken away, the cutter is subjected to continuous cooling treatment, the temperature of the cutter cannot be raised too high in the using process, the excessive thermal expansion and cold contraction of the cutter are avoided, and the service life of the cutter is prolonged.
Description
Technical Field
The utility model relates to the technical field of CBN mirror cutters, in particular to a high-temperature-resistant CBN mirror cutter.
Background
The CBN cutter belongs to one of superhard cutters, is manufactured by taking CBN micro powder as a raw material and utilizing the ultra-temperature high-pressure technology under the action of a small amount of bonding agents, is very suitable for processing materials with hardness more than HRC50 and high wear resistance because of very high hardness of the CBN cutter, and generally, the CBN cutter commonly used in turning processing mainly has the following structural forms: integral CBN blades, welded CBN blades, wherein welded CBN blades in turn comprise integral welded blades and composite welded blades.
In the use process of the CBN integral welding type cutter, long-time high-speed friction is required to be carried out with raw materials, and because the middle part and end materials of the cutter are in a solid state to ensure the strength of the cutter, the contact surface with cutting fluid is limited, so that the heat dissipation performance of the cutter is poor, the temperature of the cutter can rise to a higher degree in the use process, and because the middle part and end materials of the integral welding type cutter are different, the welding part of the cutter is slightly damaged easily in the process of excessive thermal expansion and cold contraction, and the service life of the cutter is reduced.
Disclosure of Invention
In view of the shortcomings of the prior art, it is an object of the present utility model to provide a CBN mirror tool that is resistant to high temperatures, so as to solve the problems set forth in the background art.
The technical aim of the utility model is realized by the following technical scheme:
the utility model provides a CBN mirror surface cutter of high temperature resistant, includes CBN mirror surface cutter, CBN mirror surface cutter mainly divide into two cutting edges and two supporting shoe two parts, two the supporting shoe is equipped with relatively between two cutting edges, two be equipped with coupling mechanism between the supporting shoe, be equipped with heat dissipation mechanism in the supporting shoe.
The present utility model may be further configured in a preferred example to: the connecting mechanism comprises a supporting plate, the supporting plate is arranged at the middle position between two cutting edges, two supporting blocks are arranged on two sides of the supporting plate, a threaded pipe is arranged at the center position of the supporting plate and the center position of the two supporting plates in a penetrating mode, the supporting plate, the threaded pipe and the two cutting edges are integrally cast, the supporting plate, the threaded pipe and the two cutting edges are made of cubic boron nitride materials, and the threaded pipe is fixedly connected with the supporting blocks, the cutting edges are fixedly connected with the supporting blocks, and the limiting plate is fixedly connected with the supporting blocks.
Through adopting above-mentioned technical scheme, through the mutual conflict between supporting shoe, screwed pipe and the cutting edge stable supporting shoe and backup pad and the supporting shoe and the cutting edge between be connected for the supporting shoe is more stable to the support between the cutting edge, has strengthened the stability of equipment CBN mirror surface cutter.
The present utility model may be further configured in a preferred example to: the heat dissipation mechanism comprises a plurality of round holes, the round holes are formed in the corresponding supporting blocks, the round holes are obliquely arranged, and the round holes are distributed at the two ends of the corresponding supporting blocks at equal intervals.
Through adopting above-mentioned technical scheme, the setting of round hole has increased the area of contact between supporting shoe and cutting fluid and the outside air, has strengthened the heat dissipation rate of CBN mirror surface cutter.
The present utility model may be further configured in a preferred example to: the air inlet end of the round hole is provided with a baffle plate which is fixedly connected with a corresponding supporting block, and the shape of the baffle plate is hemispherical shell-shaped.
Through adopting above-mentioned technical scheme, the baffle that hemispherical shell form set up makes pivoted CBN mirror surface cutter can intercept external gas and cutting fluid to in pushing into the round hole with the gas and the cutting fluid of interception, increase the flow velocity of gas cutting fluid and gas in the round hole.
In summary, the present utility model includes at least one of the following beneficial technical effects:
1. in the using process of the CBN mirror surface cutter, under the condition of ensuring the connection stability between the CBN mirror surface cutter and the CBN mirror surface cutter driving shaft by the mutual matching of the connecting mechanism and the heat dissipation mechanism, the outside part of gas and cutting fluid are intercepted, the gas and the cutting fluid rapidly flow in the CBN mirror surface cutter, the contact area of the cutter, outside air and the cutting fluid is increased, the heat on the cutter is rapidly taken away, the cutter is subjected to continuous cooling treatment, the temperature of the cutter cannot be raised too high in the using process, excessive thermal expansion and cold contraction of the cutter are avoided, and the service life of the cutter is prolonged;
2. the supporting block, the threaded pipe and the cutting edge are mutually abutted to stabilize the connection between the supporting block and the supporting plate and between the supporting block and the cutting edge, so that the supporting block is more stable to support between the cutting edges, and the stability of the CBN mirror cutter is enhanced.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
fig. 2 is a schematic view of the internal structure of the support block of the present embodiment.
In the figure, a 1, CBN mirror cutter; 2. a blade; 3. a support block; 4. a connecting mechanism; 41. a support plate; 42. a threaded tube; 5. a heat dissipation mechanism; 51. a round hole; 52. and a baffle.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
Examples:
referring to fig. 1-2, the CBN mirror surface cutter 1 with high temperature resistance disclosed by the utility model comprises a CBN mirror surface cutter 1, wherein the CBN mirror surface cutter 1 is mainly divided into two cutting edges 2 and two supporting blocks 3, the two supporting blocks 3 are oppositely arranged between the two cutting edges 2, the supporting blocks 3 are made of high-hardness metal materials such as hard alloy or cast iron, and a connecting mechanism 4 is arranged between the two supporting blocks 3. The connecting mechanism 4 comprises a supporting plate 41, the supporting plate 41 is arranged at the middle position between the two cutting edges 2, the two supporting blocks 3 are arranged on two sides of the supporting plate 41, a threaded pipe 42 is arranged at the center position of the supporting plate 41 and the center position of the two supporting plates 41 in a penetrating mode, the supporting plate 41, the threaded pipe 42 and the two cutting edges 2 are integrally cast, the supporting plate 41, the threaded pipe 42 and the two cutting edges 2 are all made of cubic boron nitride materials, and the threaded pipe 42 is fixedly connected with the supporting blocks 3, the cutting edges 2 and the supporting blocks 3 and the limiting plates and the supporting blocks 3 in a welding mode. The supporting block 3 and the supporting plate 41 and the supporting block 3 and the cutting edge 2 are connected through mutual interference among the supporting block 3, the threaded pipe 42 and the cutting edge 2, so that the supporting block 3 supports the cutting edge 2 more stably.
A heat dissipation mechanism 5 is arranged in the supporting block 3. The heat dissipation mechanism 5 comprises a plurality of round holes 51, the round holes 51 are formed in the corresponding supporting blocks 3, the round holes 51 are obliquely arranged, the round holes 51 are equidistantly distributed at two ends of the corresponding supporting blocks 3, a baffle plate 52 is arranged at the air inlet end of the round holes 51, the baffle plate 52 is fixedly connected with the corresponding supporting blocks 3, and the baffle plate 52 is hemispherical in shell-shaped. The contact area between the supporting block 3 and the cutting fluid and the external air is increased by the arrangement of the round hole 51, and the baffle plate 52 arranged in the hemispherical shell shape enables the rotary CBN mirror surface cutter 1 to intercept the external air and the cutting fluid and push the intercepted air and the cutting fluid into the round hole 51.
The implementation principle of the embodiment is as follows: in the using process of the CBN mirror surface cutter 1, when the cutter edge 2 is contacted with raw materials, the cutter edge 2 can not generate an inclination angle due to the interference between the cutter edge 2 and the raw materials due to the mutual interference between the cutter edge 2 and the supporting block 3, and meanwhile, the cutter edge 2 is connected with a driving shaft of the CBN mirror surface cutter 1 through a supporting plate 41 made of the same material and a threaded pipe 42, so that the stability of the connection between the cutter edge 2 and the driving shaft is ensured;
in the process of rotating the CBN mirror cutter 1, the baffle plate 52 is synchronously driven to do circular motion around the threaded pipe 42, so that cutting fluid and air at the front side of the baffle plate 52 are scraped into the baffle plate 52, then slide into the round hole 51 along the intrados of the baffle plate 52 and are discharged from the other end of the round hole 51, the contact area of the CBN mirror cutter 1 and the external air is increased, the flow of the cutting fluid and the air in the round hole 51 is accelerated, and heat on the CBN mirror cutter 1 is taken away by the rapidly flowing air.
The embodiments of the present utility model are all preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (4)
1. The utility model provides a CBN mirror surface cutter of high temperature resistant, includes CBN mirror surface cutter (1), its characterized in that: the CBN mirror surface cutter (1) mainly comprises two cutting edges (2) and two supporting blocks (3), wherein two supporting blocks (3) are oppositely arranged between the two cutting edges (2), a connecting mechanism (4) is arranged between the two supporting blocks (3), and a heat dissipation mechanism (5) is arranged in each supporting block (3).
2. A high temperature resistant CBN mirror tool as in claim 1, wherein: coupling mechanism (4) are including backup pad (41), intermediate position department between two cutting edges (2) is located in backup pad (41), and the both sides of backup pad (41) are located in two supporting shoe (3), screw thread pipe (42) are worn to be equipped with jointly in the central point department of backup pad (41) and the central point department of two backup pads (41), and backup pad (41), screw thread pipe (42) are pour integrally with two cutting edges (2) and are made, backup pad (41), screw thread pipe (42) and two cutting edges (2) are all made by cubic boron nitride material, equal fixed connection between screw thread pipe (42) and supporting shoe (3), between cutting edge (2) and supporting shoe (3) and between limiting plate and the supporting shoe (3).
3. A high temperature resistant CBN mirror tool as in claim 2, wherein: the heat dissipation mechanism (5) comprises a plurality of round holes (51), the round holes (51) are formed in the corresponding supporting blocks (3), the round holes (51) are obliquely arranged, and the round holes (51) are equidistantly distributed at two ends of the corresponding supporting blocks (3).
4. A high temperature resistant CBN mirror tool as claimed in claim 3, wherein: the air inlet end of the round hole (51) is provided with a baffle plate (52), the baffle plate (52) is fixedly connected with the corresponding supporting block (3), and the baffle plate (52) is arranged in a hemispherical shell shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321074712.9U CN220407141U (en) | 2023-05-07 | 2023-05-07 | CBN mirror surface cutter of high temperature resistant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321074712.9U CN220407141U (en) | 2023-05-07 | 2023-05-07 | CBN mirror surface cutter of high temperature resistant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220407141U true CN220407141U (en) | 2024-01-30 |
Family
ID=89659109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321074712.9U Active CN220407141U (en) | 2023-05-07 | 2023-05-07 | CBN mirror surface cutter of high temperature resistant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220407141U (en) |
-
2023
- 2023-05-07 CN CN202321074712.9U patent/CN220407141U/en active Active
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| GR01 | Patent grant |