CN205888177U - Integral type drilling and tapping cutter of high pressure heater worker precision - Google Patents
Integral type drilling and tapping cutter of high pressure heater worker precision Download PDFInfo
- Publication number
- CN205888177U CN205888177U CN201620878053.8U CN201620878053U CN205888177U CN 205888177 U CN205888177 U CN 205888177U CN 201620878053 U CN201620878053 U CN 201620878053U CN 205888177 U CN205888177 U CN 205888177U
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- integral type
- cutter
- type drilling
- tapping cutter
- tapping
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Abstract
The utility model provides an integral type drilling and tapping cutter of high pressure heater worker precision, belongs to machine tooling equipment technical field, comprises action part and stalk portion, the action part is by the drill bit part, screw tap subtotal chip groove constitutes jointly, the drill bit part is in the front end of integral type drilling and tapping cutter, the screw tap part is in the middle part of integral type drilling and tapping cutter and links up with the drill bit part meets, the chip groove links up and sets up on drill bit subtotal screw tap part surface, be equipped with one section cutter relieving groove between screw tap part and the stalk portion, the stalk portion is honest six prismatic forms, the prismatic side of stalk portion goes up to open there is three locating hole, steel ball positioning acts on in the locating hole in utilizing clamping device in the use, the clamping -force of increase substantially integral type cutter in anchor clamps, the state of centre gripping is more stable, rocking of integral type cutter work in -process has been reduced, positioning accuracy and machining precision have obtained the improvement that is showing, the efficiency of the production of drilling and tapping is improved.
Description
Technical field
This utility model belongs to machining apparatus technical field, is related to a kind of machine tool, particularly relates to one
Plant the integral type drilling and tapping cutter of high manufacturing accuracy.
Background technology
Drilling and tapping are all relatively conventional a kind of processing modes in machining, and common drill bit is to carry out holing, reaming
Or the machining of spot-facing；And for undersized female thread, silk dimension is almost unique process tool.Generally drilling and
Tapping one in front and one in back completes as two single operations, needs to take off drill bit and load onto screw tap after completing drilling, and one
Aspect, in practical operation, because drill bit and screw tap clamp unstable in clamper, the axial and circumferential of drill bit and screw tap are equal
Small displacement can be produced, easily cause rocking and beating, on the other hand because drill bit and screw tap are inherently deposited of drill bit and screw tap
In coaxiality error, the cutter dismounting processing midway easily forms cumulative error, and not only manufacturing procedure is complicated, its machining accuracy
Receive strong influence.
Utility model content
The deficiencies such as the poor, complex procedures of machining accuracy that this utility model is directed to conventional borehole, tapping procedures separately produce, carry
Go out a kind of integral type drilling and tapping cutter of high manufacturing accuracy, the clamping in fixture of drill bit and screw tap can be increased considerably
Power, can improve the precision of boring and tapping, and the working (machining) efficiency of boring and tapping also can get effective raising.
The technical solution of the utility model: a kind of integral type drilling and tapping cutter of high manufacturing accuracy it is characterised in that: institute
State integral type drilling and tapping cutter to be made up of working portion and shank；Described working portion is by bit part, screw tap part and row
Bits groove collectively forms, and described bit part is in the front end of described integral type drilling and tapping cutter, and described screw tap part is in institute
State integral type drilling and tapping cutter middle part and with described bit part link up connect, described chip area link up is arranged on bit head
Point and screw tap part surface, be provided with one section between described screw tap part and described shank and allow cutter groove, described shank is in honest six ribs
Column, the prism side of described shank has three location holes, and described location hole is mutually 120 ° points on honest six prismatic surfaces
Cloth, described location hole carries the flat blind hole of chamfering for aperture.
Described chip area is helicla flute, and chip area is mutually 180 ° of settings, and the lead angle of chip area is 30 °.
A diameter of 8.5mm of described bit part, length is 21mm.
A diameter of 10mm of described screw tap part, length is 25mm.
The described groover rot diameter allowing cutter groove is 8.4mm, and length is 18mm.
The circumscribed circle diameter of honest six prisms of described shank is 12.5mm, and length is 29mm.
The aperture of described location hole is 3～6mm, and hole depth is 1.5～3.5mm, and orifice chamfer is 0.4 × 45 °.
The distance of the Kong Xinzhi shank end face of described location hole is 12～15mm.
The beneficial effects of the utility model are: the utility model proposes a kind of high manufacturing accuracy integral type drilling and tapping
Cutter, rational in infrastructure, operation principle is clear, and whole cutter is collectively constituted by drill bit, screw tap and shank, and shank is positive six prismsby,
Have three flat blind holes being mutually 120 ° on positive six prismsby surface, during use, utilize steel ball positioning action in clamping device
In location hole, increase considerably chucking power in fixture for the integral type cutter, the state of clamping is more stable, decrease one
The rocking of formula cutter work in-process, positioning precision and machining accuracy have obtained significant raising, improve the life of boring and tapping
Produce efficiency.
Brief description
Fig. 1 is this utility model overall structure diagram.
Fig. 2 is this utility model main structure diagram.
Fig. 3 is this utility model left side structure schematic diagram.
Fig. 4 is the removal end view drawing in a-a direction in Fig. 2.
In figure: bit part 1, chip area 2, screw tap part 3, allow cutter groove 4, shank 5, location hole 6.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings:
As Figure 1-4, the integral type drilling and tapping cutter of a kind of high manufacturing accuracy, integral type drilling and tapping cutter is by work
Make part and shank 5 forms；Working portion is collectively formed by bit part 1, screw tap part 3 and chip area 2, at bit part 1
In the front end of integral type drilling and tapping cutter, screw tap part 3 be in integral type drilling and tapping cutter middle part and with bit part 1
Link up and connect, chip area 2 links up and is arranged on bit part 1 and screw tap part 3 surface, is provided with one between screw tap part 3 and shank 5
Section allows cutter groove 4, and shank 5 is in honest hexa-prism, the prism side of shank 5 has three location holes 6, location hole 6 is honest
120 ° of distributions are mutually on six prismatic surfaces, location hole 6 carries the flat blind hole of chamfering for aperture.
As Figure 1-4, the integral type drilling and tapping cutter of a kind of high manufacturing accuracy, chip area 2 is helicla flute, chip area
2 are mutually 180 ° of settings, and the lead angle of chip area 2 is 30 °；A diameter of 8.5mm of bit part 1, length is 21mm；Screw tap portion
Divide 3 a diameter of 10mm, length is 25mm；Allow cutter groove 4 groover rot diameter be 8.4mm, length be 18mm；Honest six ribs of shank 5
The circumscribed circle diameter of post is 12.5mm, and length is 29mm；The aperture of location hole 6 is 3～6mm, preferentially selects in the present embodiment
5mm, hole depth is 1.5～3.5mm, preferentially selects 2.5mm in the present embodiment, and orifice chamfer is 0.4 × 45 °；The hole heart of location hole 6
Distance to shank 5 end face is 12～15mm, preferentially selects 14mm in the present embodiment.
The utility model proposes a kind of high manufacturing accuracy integral type drilling and tapping cutter, rational in infrastructure, operation principle
Clearly, whole cutter is collectively constituted by drill bit, screw tap and shank, and shank is positive six prismsby, has three on positive six prismsby surface
It is mutually 120 ° of flat blind hole, during use, utilize steel ball positioning action in clamping device in location hole, to increase considerably
Chucking power in fixture for the integral type cutter, the state of clamping is more stable, decreases rocking of integral type cutter work in-process,
Positioning precision and machining accuracy have obtained significant raising, improve the production efficiency of boring and tapping.
Claims (8)
1. a kind of high manufacturing accuracy integral type drilling and tapping cutter it is characterised in that: described integral type drilling and tapping cutter by
Working portion and shank (5) composition；Described working portion is by the common structure of bit part (1), screw tap part (3) and chip area (2)
Become, described bit part (1) is in the front end of described integral type drilling and tapping cutter, and described screw tap part (3) is in described one
The middle part of body formula drilling and tapping cutter and with described bit part (1) link up connect, described chip area (2) link up is arranged on drill bit
Partly (1) and screw tap part (3) surface, is provided with one section and allows cutter groove (4) between described screw tap part (3) and described shank (5), institute
Stating shank (5) is in honest hexa-prism, and the prism side of described shank (5) has three location holes (6), described location hole
(6) 120 ° of distributions are mutually on honest six prismatic surfaces, described location hole (6) carries the flat blind hole of chamfering for aperture.
2. a kind of high manufacturing accuracy according to claim 1 integral type drilling and tapping cutter it is characterised in that: described row
Bits groove (2) are helicla flute, and chip area (2) is mutually 180 ° of settings, and the lead angle of chip area (2) is 30 °.
3. a kind of high manufacturing accuracy according to claim 1 integral type drilling and tapping cutter it is characterised in that: described brill
Head divides a diameter of 8.5mm of (1), and length is 21mm.
4. a kind of high manufacturing accuracy according to claim 1 integral type drilling and tapping cutter it is characterised in that: described silk
A diameter of 10mm of wimble fraction (3), length is 25mm.
5. a kind of high manufacturing accuracy according to claim 1 integral type drilling and tapping cutter it is characterised in that: described allow
The groover rot diameter of cutter groove (4) is 8.4mm, and length is 18mm.
6. a kind of high manufacturing accuracy according to claim 1 integral type drilling and tapping cutter it is characterised in that: described handle
The circumscribed circle diameter of honest six prisms in portion (5) is 12.5mm, and length is 29mm.
7. a kind of high manufacturing accuracy according to claim 1 integral type drilling and tapping cutter it is characterised in that: described fixed
The aperture of position hole (6) is 3～6mm, and hole depth is 1.5～3.5mm, and orifice chamfer is 0.4 × 45 °.
8. a kind of high manufacturing accuracy according to claim 1 integral type drilling and tapping cutter it is characterised in that: described fixed
The distance of Kong Xinzhi shank (5) end face of position hole (6) is 12～15mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620878053.8U CN205888177U (en) | 2016-08-15 | 2016-08-15 | Integral type drilling and tapping cutter of high pressure heater worker precision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620878053.8U CN205888177U (en) | 2016-08-15 | 2016-08-15 | Integral type drilling and tapping cutter of high pressure heater worker precision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205888177U true CN205888177U (en) | 2017-01-18 |
Family
ID=57782182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620878053.8U Active CN205888177U (en) | 2016-08-15 | 2016-08-15 | Integral type drilling and tapping cutter of high pressure heater worker precision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205888177U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107755757A (en) * | 2016-08-15 | 2018-03-06 | 扬州市实力五金工具工贸有限公司 | The integral type drilling and tapping cutter and its manufacture method of a kind of high manufacturing accuracy |
| CN107971533A (en) * | 2017-11-25 | 2018-05-01 | 益阳昱丰电气有限公司 | A kind of threading drill bit suitable for thin plate |
| CN110227835A (en) * | 2019-04-15 | 2019-09-13 | 黄晓明 | Pipeline tapping bores, pipeline tapping device and its application method |
| CN112008122A (en) * | 2019-05-28 | 2020-12-01 | 上海永桦合金工具有限公司 | Composite cutter and manufacturing process |
-
2016
- 2016-08-15 CN CN201620878053.8U patent/CN205888177U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107755757A (en) * | 2016-08-15 | 2018-03-06 | 扬州市实力五金工具工贸有限公司 | The integral type drilling and tapping cutter and its manufacture method of a kind of high manufacturing accuracy |
| CN107971533A (en) * | 2017-11-25 | 2018-05-01 | 益阳昱丰电气有限公司 | A kind of threading drill bit suitable for thin plate |
| CN110227835A (en) * | 2019-04-15 | 2019-09-13 | 黄晓明 | Pipeline tapping bores, pipeline tapping device and its application method |
| CN110227835B (en) * | 2019-04-15 | 2021-08-20 | 黄晓明 | Pipeline opening device and using method thereof |
| CN112008122A (en) * | 2019-05-28 | 2020-12-01 | 上海永桦合金工具有限公司 | Composite cutter and manufacturing process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |