CN202910409U - Novel reamer - Google Patents
Novel reamer Download PDFInfo
- Publication number
- CN202910409U CN202910409U CN 201220619204 CN201220619204U CN202910409U CN 202910409 U CN202910409 U CN 202910409U CN 201220619204 CN201220619204 CN 201220619204 CN 201220619204 U CN201220619204 U CN 201220619204U CN 202910409 U CN202910409 U CN 202910409U
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- CN
- China
- Prior art keywords
- level
- grades
- cutter hub
- reamer
- cutter
- 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.)
- Expired - Fee Related
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- 238000001816 cooling Methods 0.000 claims description 44
- 239000011159 matrix material Substances 0.000 claims description 16
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000002173 cutting fluid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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- Milling, Broaching, Filing, Reaming, And Others (AREA)
Abstract
A novel reamer comprises a reamer handle, a first level reamer body, a second level reamer body and a third level reamer body, wherein the first level reamer body, the second level reamer body and the third level reamer body are connected with the reamer handle into a whole. The size of the first level reamer body is larger than the size of the second level reamer body. The size of the second level reamer body is larger than the size of the third level reamer body. A first level guide block is arranged on the first level reamer body, a second level guide block is arranged on the second level reamer body, and a third level guide block is arranged on the third level reamer body. A first level base body is arranged on the first level guide block, and a first level blade is welded on the first level base body. A second level base body is arranged on the second level guide block, and a second level blade is welded on the second level base body. A third level base body is arranged on the third level guide block, and a third level blade is welded on the third level base body. The novel reamer is simple in structure, roughness degree of the surfaces of machined workpieces is good, cylindricity can be ensured, and service life of a cutter can be greatly prolonged.
Description
Technical field
The utility model belongs to the cutting tool technical field, particularly a kind of novel reamer.
Background technology
At present, traditional reamer cutter hub is common material, and tool wear speed is fast in the process, and the hole concentricity that processes is good not, and the workpiece surface roughness that processes is poor, cylindricity is poor, and cutter life is short.
The utility model content
The utility model provide a kind of simple in structure, crudy good and the novel reamer of long service life.
For achieving the above object, the technical solution of the utility model is: a kind of novel reamer, comprise handle of a knife and the one-level cutter hub that is connected as a single entity with handle of a knife, secondary cutter hub and three grades of cutter hubs, the size of one-level cutter hub is greater than the size of secondary cutter hub, and the size of secondary cutter hub is greater than the size of three grades of cutter hubs; Be respectively equipped with one-level guide pad, secondary guide pad and three grades of guide pads on one-level cutter hub, secondary cutter hub and three grades of cutter hubs, the one-level guide pad is provided with the one-level matrix, be welded with the one-level blade on the one-level matrix, the secondary guide pad is provided with the secondary matrix, be welded with the secondary blade on the secondary matrix, three grades of guide pads are provided with three grades of matrixes, are welded with three grades of blades on three grades of matrixes.
Be provided with cooling passage in described handle of a knife, one-level cutter hub, secondary cutter hub and three grades of cutter hubs, be provided with the one-level Cooling Holes that is connected with cooling passage in the one-level cutter hub, be provided with the secondary Cooling Holes that is connected with cooling passage in the secondary cutter hub, be provided with three grades of Cooling Holes that are connected with cooling passage in three grades of cutter hubs.
The center line of described one-level Cooling Holes, secondary Cooling Holes and three grades of Cooling Holes and the angle of handle of a knife axis are 35 °.
The cutter head relief angle of described one-level blade, secondary blade and three grades of blades is 12 °.
Compared with prior art, the utility model has the advantages that:
1, the utility model comprises handle of a knife and the one-level cutter hub that is connected as a single entity with handle of a knife, secondary cutter hub and three grades of cutter hubs, and the size of one-level cutter hub is greater than the size of secondary cutter hub, and the size of secondary cutter hub is greater than the size of three grades of cutter hubs; Be respectively equipped with one-level guide pad, secondary guide pad and three grades of guide pads on one-level cutter hub, secondary cutter hub and three grades of cutter hubs, the one-level guide pad is provided with the one-level matrix, be welded with the one-level blade on the one-level matrix, the secondary guide pad is provided with the secondary matrix, is welded with the secondary blade on the secondary matrix, three grades of guide pads are provided with three grades of matrixes, be welded with three grades of blades on three grades of matrixes, it is simple in structure, and the workpiece surface roughness of processing is good, can guarantee cylindricity, and tool life greatly.
2, be provided with cooling passage in handle of a knife, one-level cutter hub, secondary cutter hub and three grades of cutter hubs, be provided with the one-level Cooling Holes that is connected with cooling passage in the one-level cutter hub, be provided with the secondary Cooling Holes that is connected with cooling passage in the secondary cutter hub, be provided with three grades of Cooling Holes that are connected with cooling passage in three grades of cutter hubs, the cooling of employing endoporus can make cutting fluid cover working position fully, but the generation of establishment heat in metal cutting, make chip removal more smooth and easy, guarantee high-speed and high-efficiency processing.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the left view of Fig. 1.
The specific embodiment
Novel reamer as depicted in figs. 1 and 2, it comprises handle of a knife 1 and the one-level cutter hub 2 that is connected as a single entity with handle of a knife 1, secondary cutter hub 3 and three grades of cutter hubs 4, and the size of one-level cutter hub 2 is greater than the size of secondary cutter hub 3, the size of secondary cutter hub 3 is provided with cooling passage 5 greater than the size of three grades of cutter hubs 4 in handle of a knife 1, one-level cutter hub 2, secondary cutter hub 3 and three grades of cutter hubs 4.Be respectively equipped with two one-level guide pads 9, two secondary guide pads 10 and two three grades of guide pads 11 at one-level cutter hub 2, secondary cutter hub 3 and three grades of cutter hubs 4, one-level guide pad 9, secondary guide pad 10 and three grades of guide pads 11 are carbide alloy, play the guiding role.Be provided with one-level matrix 12 at one-level guide pad 9, be welded with one-level blade 15 on the one-level matrix 12, secondary guide pad 10 is provided with secondary matrix 13, be welded with secondary blade 16 on the secondary matrix 13, three grades of guide pads 11 are provided with three grades of matrixes 14, be welded with three grades of blades 17 on three grades of matrixes 14, and the cutter head relief angle α of one-level blade 15, secondary blade 16 and three grades of blades 17 is 12 °.
In order to improve cooling effect, the cooling of employing endoporus, in one-level cutter hub 2, be provided with the one-level Cooling Holes 6 that is connected with cooling passage 5, be provided with the secondary Cooling Holes 7 that is connected with cooling passage 5 in the secondary cutter hub 3, be provided with three grades of Cooling Holes 8 that are connected with cooling passage 5 in three grades of cutter hubs 4, and the angle β of the center line of one-level Cooling Holes 6, secondary Cooling Holes 7 and three grades of Cooling Holes 8 and handle of a knife 1 axis is 35 °.
In the present embodiment, the diameter of cooling passage 5 is 5mm, and the diameter of one-level Cooling Holes 6, secondary Cooling Holes 7 and three grades of Cooling Holes 8 is 1.5mm; The material of one-level blade 15, secondary blade 16 and three grades of blades 17 is the PCD blade.
Claims (4)
1. a novel reamer is characterized in that, comprises handle of a knife and the one-level cutter hub that is connected as a single entity with handle of a knife, secondary cutter hub and three grades of cutter hubs, and the size of one-level cutter hub is greater than the size of secondary cutter hub, and the size of secondary cutter hub is greater than the size of three grades of cutter hubs; Be respectively equipped with one-level guide pad, secondary guide pad and three grades of guide pads on one-level cutter hub, secondary cutter hub and three grades of cutter hubs, the one-level guide pad is provided with the one-level matrix, be welded with the one-level blade on the one-level matrix, the secondary guide pad is provided with the secondary matrix, be welded with the secondary blade on the secondary matrix, three grades of guide pads are provided with three grades of matrixes, are welded with three grades of blades on three grades of matrixes.
2. novel reamer as claimed in claim 1, it is characterized in that, be provided with cooling passage in described handle of a knife, one-level cutter hub, secondary cutter hub and three grades of cutter hubs, be provided with the one-level Cooling Holes that is connected with cooling passage in the one-level cutter hub, be provided with the secondary Cooling Holes that is connected with cooling passage in the secondary cutter hub, be provided with three grades of Cooling Holes that are connected with cooling passage in three grades of cutter hubs.
3. novel reamer as claimed in claim 2 is characterized in that, the center line of described one-level Cooling Holes, secondary Cooling Holes and three grades of Cooling Holes and the angle of handle of a knife axis are 35 °.
4. novel reamer as claimed in claim 3 is characterized in that, the cutter head relief angle of described one-level blade, secondary blade and three grades of blades is 12 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220619204 CN202910409U (en) | 2012-11-21 | 2012-11-21 | Novel reamer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220619204 CN202910409U (en) | 2012-11-21 | 2012-11-21 | Novel reamer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202910409U true CN202910409U (en) | 2013-05-01 |
Family
ID=48158755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220619204 Expired - Fee Related CN202910409U (en) | 2012-11-21 | 2012-11-21 | Novel reamer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202910409U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105081469A (en) * | 2015-08-13 | 2015-11-25 | 无锡国宏硬质合金模具刃具有限公司 | PCD molding reamer |
-
2012
- 2012-11-21 CN CN 201220619204 patent/CN202910409U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105081469A (en) * | 2015-08-13 | 2015-11-25 | 无锡国宏硬质合金模具刃具有限公司 | PCD molding reamer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130501 Termination date: 20151121 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |