CN103111644A - Precision deep-hole boring cutter - Google Patents
Precision deep-hole boring cutter Download PDFInfo
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- CN103111644A CN103111644A CN2013100846186A CN201310084618A CN103111644A CN 103111644 A CN103111644 A CN 103111644A CN 2013100846186 A CN2013100846186 A CN 2013100846186A CN 201310084618 A CN201310084618 A CN 201310084618A CN 103111644 A CN103111644 A CN 103111644A
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- blade
- cutter
- boring cutter
- precision deep
- guide pad
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Abstract
The invention discloses a precision deep-hole boring cutter which comprises a cutter body, wherein the end of the cutter body is provided with a cutter holder; a cutter handle is connected to the cutter holder; a back taper is arranged on the cutter body; a cooling channel is formed inside the cutter body and passes through the cutter body, and the bottom of the cooling channel extends into the cutter handle; a cooling liquid inlet is formed in the cutter handle and extends from the side face of the cutter handle to be connected with the cooling channel; and at least two guide blocks made from Kenner 2210 superfine crystalline grain hard alloy are fixed with the cutter body to a whole body through welding. According to the precision deep-hole boring cutter, the problems of cooling and chip removal during operation are solved, vibration during operation is eliminated, the abrasive resistance of the cutter is improved, and the loss of the cutter is reduced.
Description
Technical field
The present invention relates to a kind of boring cutter, relate to specifically a kind of precision deep bore boring cutter in the hard-cutting material precision deep bore Machining Technology field in the processing of important precision component.
Background technology
At present, the titanium alloy precision deep hole machining is a great problem of machining class, in the boring process, adopts the whole hard alloy boring cutter to carry out boring processing, has following processing difficulties:
One, due to cutter without cooling system, cause that cutting temperature is high, resistance is large, serious with cutter bonding phenomenon, cutter bonding abrasion and abrasive wear are serious.
Two, length is longer because the cutter build is thin, causes its rigidity relatively poor, and the work in-process flutter phenomenon is serious, causes crudy poor, can not satisfy the Precision Machining needs.
Three, the instrument consuming cost is high, and working (machining) efficiency is too low.
Four, chip removal and cooling difficulty.
Above-mentioned difficult point is seriously restricting the accurate machining of closing, weighing part, has become the large bottleneck in precision optical machinery processing.
Summary of the invention
In view of this, the invention provides a kind of precision deep bore boring cutter, solved the problem of the cooling and chip removal in work, eliminated the vibration that produces in work, improved the wearability of cutter, reduced the loss of cutter.
For solving above technical problem, technical scheme of the present invention is:
A kind of precision deep bore boring cutter comprises blade, and the end of this blade is provided with hilt, also is connected with handle of a knife on this hilt, also is provided with back taper on this blade, and section also is provided with the cooling duct within it.
Further, blade is run through in above-mentioned cooling duct, and its bottom extends to the inside of hilt.
Further, also be provided with the cooling fluid entrance in above-mentioned hilt, this cooling fluid entrance extends to the cooling duct from the side of hilt and is connected.
As preferably, the outlet of described cooling duct is arranged on the blade front end, and also is provided with plug in this exit.
As preferably, the front end of described blade is rounded, and also is provided with blade and guide pad thereon.
As preferably, the quantity of described blade is one, and is solidified as a whole by welding and blade, and this blade stretches out forward 1～1.5 millimeter of blade along the blade axis direction simultaneously.
Further, the quantity of above-mentioned guide pad is at least two, and the material of this guide pad is for agreeing receive 2210 ultrafine gain sizes, and is solidified as a whole by welding and blade.
As preferably, described guide pad is solidified as a whole by welding and blade.
In addition, above-mentioned blade and guide pad be all along the axis setting of blade front end, and the top of blade and guide pad all radially exceeds 0.5～1.5 millimeter, the border of blade front end.
Simultaneously, the edge of above-mentioned blade and guide pad is in together on same circumference, and should be the concentric circles of the blade front end Cheng Yuan of institute by circle.
Compared with prior art, the present invention has following beneficial effect:
(1) the present invention is provided with guide pad at the blade front end, thereby has eliminated the vibration in processing, has guaranteed the quality of product processing;
(2) the present invention is provided with cooling duct and cooling fluid entrance on blade and handle of a knife, can better solve cooling and the chip removal problem of cutter, thereby has guaranteed that cutter can obtain better processing environment and temperature, has further improved the quality of processing;
(3) guide pad of the present invention adopts and agree receive 2210 ultrafine gain size manufacturings and form, and has greatly improved the wearability of cutter, thereby has extended cutting-tool's used life, and then saved the use cost of cutter;
(4) the present invention is simple in structure, and is easy to use, produces and follows the cost of processing lower, can be good at carrying out large-scale production and use.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is left view of the present invention.
The specific embodiment
Core thinking of the present invention is, a kind of precision deep bore boring cutter is provided, and solved the problem of the cooling and chip removal in work, eliminated the vibration that produces in work, improved the wearability of cutter, reduced the loss of cutter.
In order to make those skilled in the art understand better technical scheme of the present invention, the present invention is described in further detail below in conjunction with the drawings and specific embodiments.
Embodiment
As shown in Figure 1, 2, a kind of precision deep bore boring cutter comprises blade 1, and the end of this blade 1 is provided with hilt 2, also is connected with handle of a knife 3 on this hilt 2, also is provided with back taper 4 on this blade 1, and section also is provided with cooling duct 5 within it.
Blade 1 is run through in above-mentioned cooling duct 5, and its bottom extends to the inside of hilt 2.
Also be provided with cooling fluid entrance 7 in above-mentioned hilt 2, this cooling fluid entrance 7 extends to cooling duct 5 from the side of hilt 2 and is connected.
As preferably, the outlet of described cooling duct 5 is arranged on blade 1 front end, and also is provided with plug 6 in this exit.
As preferably, the front end of described blade 1 is rounded, and also is provided with blade 8 and guide pad 9 thereon.
As preferably, the quantity of described blade 8 is one, and is solidified as a whole by welding and blade 1, and this blade 8 stretches out forward 1～1.5 millimeter of blade along blade 1 axis direction simultaneously.
The quantity of above-mentioned guide pad 9 is at least two, and the material of this guide pad is for agreeing receive 2210 ultrafine gain sizes, and is solidified as a whole by welding and blade 1.
As preferably, described guide pad 9 is solidified as a whole by welding and blade 1.
In addition, above-mentioned blade 8 and guide pad 9 be all along the axis setting of blade 1 front end, and the top of blade 8 and guide pad 9 all radially exceeds 0.5～1.5 millimeter, the border of blade 1 front end.
Simultaneously, above-mentioned blade 8 is in together on same circumference with the edge of guide pad 9, and should be the concentric circles of the blade 1 front end Cheng Yuan of institute by circle.
During work, cooling fluid is injected by the cooling fluid entrance, and by the cooling duct, cutter is carried out coolingly, spray cooling fluid by plug at last, the back pressure of utilizing the cooling fluid ejection to produce will be cut the titanium bits that produce and be discharged, and then guarantee working environment and the temperature of cutter.
Be below only the preferred embodiment of the present invention, should be pointed out that above-mentioned preferred embodiment should not be considered as limitation of the present invention, protection scope of the present invention should be as the criterion with the claim limited range.For those skilled in the art, without departing from the spirit and scope of the present invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. a precision deep bore boring cutter, is characterized in that, comprises blade (1), the end of this blade (1) is provided with hilt (2), also be connected with handle of a knife (3) on this hilt (2), also be provided with back taper (4) on this blade (1), section also is provided with cooling duct (5) within it.
2. a kind of precision deep bore boring cutter according to claim 1, is characterized in that, described cooling duct (5) run through blade (1), and its bottom extends to the inside of hilt (2).
3. a kind of precision deep bore boring cutter according to claim 2, is characterized in that, also is provided with cooling fluid entrance (7) in described hilt (2), and this cooling fluid entrance (7) extends to cooling duct (5) from the side of hilt (2) and is connected.
4. a kind of precision deep bore boring cutter according to claim 3, is characterized in that, the outlet of described cooling duct (5) is arranged on blade (1) front end, and also be provided with plug (6) in this exit.
5. a kind of precision deep bore boring cutter according to claim 4, is characterized in that, the front end of described blade (1) is rounded, and also be provided with blade (8) and guide pad (9) thereon.
6. a kind of precision deep bore boring cutter according to claim 5, it is characterized in that, the quantity of described blade (8) is one, and is solidified as a whole by welding and blade (1), and this blade (8) stretches out forward (1) 1～1.5 millimeter of blade along blade (1) axis direction simultaneously.
7. a kind of precision deep bore boring cutter according to claim 6, is characterized in that, the quantity of described guide pad (9) is at least two, and the material of this guide pad is for agreeing receive 2210 ultrafine gain sizes, and be solidified as a whole by welding and blade (1).
8. a kind of precision deep bore boring cutter according to claim 7, is characterized in that, described guide pad (9) is solidified as a whole by welding and blade (1).
9. a kind of precision deep bore boring cutter according to claim 8, it is characterized in that, described blade (8) and guide pad (9) be all along the axis setting of blade (1) front end, and the top of blade (8) and guide pad (9) all radially exceeds 0.5～1.5 millimeter, the border of blade (1) front end.
10. a kind of precision deep bore boring cutter according to claim 9, is characterized in that, described blade (8) is in together on same circumference with the edge of guide pad (9), and should be the concentric circles of blade (1) the front end Cheng Yuan of institute by circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100846186A CN103111644A (en) | 2013-03-15 | 2013-03-15 | Precision deep-hole boring cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100846186A CN103111644A (en) | 2013-03-15 | 2013-03-15 | Precision deep-hole boring cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103111644A true CN103111644A (en) | 2013-05-22 |
Family
ID=48410058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100846186A Pending CN103111644A (en) | 2013-03-15 | 2013-03-15 | Precision deep-hole boring cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103111644A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114346693A (en) * | 2022-03-10 | 2022-04-15 | 常州市天磊传动机械有限公司 | Automatic machining device and method for valve sealing structure |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3191463A (en) * | 1962-07-25 | 1965-06-29 | American Heller Corp | Solid boring apparatus |
| SU891233A2 (en) * | 1979-05-25 | 1981-12-23 | Ленинградский Ордена Красного Знамени Механический Институт | Boring bar working deep holes |
| JPS5727606A (en) * | 1980-07-25 | 1982-02-15 | Nippon Yakin:Kk | Deep hole cutting device |
| JP2001018103A (en) * | 1999-07-08 | 2001-01-23 | Denso Corp | Boring bite |
| DE20101101U1 (en) * | 2001-01-22 | 2001-07-05 | Maier Kg Andreas | Finishing tool for fine machining bores |
| US20070286689A1 (en) * | 2006-06-13 | 2007-12-13 | Giannetti Enrico R | Boring bar having internal coolant supply and cutter retaining nozzle |
| CN201067813Y (en) * | 2007-04-30 | 2008-06-04 | 德州德隆(集团)机床有限责任公司 | Large-scale deep hole drill boring lathe |
| CN202079295U (en) * | 2011-05-12 | 2011-12-21 | 山东伊莱特重工有限公司 | Tool |
-
2013
- 2013-03-15 CN CN2013100846186A patent/CN103111644A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3191463A (en) * | 1962-07-25 | 1965-06-29 | American Heller Corp | Solid boring apparatus |
| SU891233A2 (en) * | 1979-05-25 | 1981-12-23 | Ленинградский Ордена Красного Знамени Механический Институт | Boring bar working deep holes |
| JPS5727606A (en) * | 1980-07-25 | 1982-02-15 | Nippon Yakin:Kk | Deep hole cutting device |
| JP2001018103A (en) * | 1999-07-08 | 2001-01-23 | Denso Corp | Boring bite |
| DE20101101U1 (en) * | 2001-01-22 | 2001-07-05 | Maier Kg Andreas | Finishing tool for fine machining bores |
| US20070286689A1 (en) * | 2006-06-13 | 2007-12-13 | Giannetti Enrico R | Boring bar having internal coolant supply and cutter retaining nozzle |
| CN201067813Y (en) * | 2007-04-30 | 2008-06-04 | 德州德隆(集团)机床有限责任公司 | Large-scale deep hole drill boring lathe |
| CN202079295U (en) * | 2011-05-12 | 2011-12-21 | 山东伊莱特重工有限公司 | Tool |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114346693A (en) * | 2022-03-10 | 2022-04-15 | 常州市天磊传动机械有限公司 | Automatic machining device and method for valve sealing structure |
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| PB01 | Publication | ||
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| C12 | Rejection of a patent application after its publication | ||
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Application publication date: 20130522 |