CN106334816A - Dagger drill and method for hole processing - Google Patents
Dagger drill and method for hole processing Download PDFInfo
- Publication number
- CN106334816A CN106334816A CN201510400642.5A CN201510400642A CN106334816A CN 106334816 A CN106334816 A CN 106334816A CN 201510400642 A CN201510400642 A CN 201510400642A CN 106334816 A CN106334816 A CN 106334816A
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- CN
- China
- Prior art keywords
- dagger
- section
- bores
- bore
- stage casing
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/0018—Drills for enlarging a hole
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/08—Drills combined with tool parts or tools for performing additional working
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2251/00—Details of tools for drilling machines
- B23B2251/40—Flutes, i.e. chip conveying grooves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention provides a dagger drill on one hand. The dagger drill comprises a head segment (1), a tail segment (3), and a middle segment (2) for connecting the head segment (1) and the tail segment (3). A continuous blade (4) is arranged around an axis direction (L) of the dagger drill from the head segment (1), the middle segment (2) to the tail segment (3); the end head of the head segment (1) forms a tip (11); and the diameter of the blade (4) is gradually increased from the first segment (1) to the middle segment (2). The invention also provides a method for hole processing on the other hand. According to the dagger drill and the method for hole processing provided by the invention, the improvement of the processing efficiency, the reduction of the layering risk of hole processing, and the improvement of the quality of a hole can be realized at least.
Description
Technical field
The present invention relates to the technique of composite hole machined, bore more particularly, to a kind of dagger and use
Method in hole machined.
Background technology
Carbon fibre composite, so that its proportion is little, specific strength and specific modulus are big, also has excellent chemistry
The performances such as stability, anti-attrition are wear-resisting, endurance, creep resistance, noise elimination, electric insulation, so in aviation
Application in space industry gets more and more.
After the multiple material forming parts of carbon fiber, it is to be assembled with other parts, needs to carry out hole machined.
But carbon fibre composite is because its intensity is high, hardness is high, heat conductivility is poor, brittle, interlaminar strength
Low feature, hole machined can produce layering, the defect such as tear, especially serious during hand drill, hole
Difficult quality guarantee.
At present, the multiple material hole processing technical method of carbon fiber has two kinds, and one kind is to be completed by numerical control device
Hole machined, one kind is to have been manually done hole machined.The defect of digital control processing is that cost is very high, for example several
Control equipment, NC cutting tool and other adnexaes are relatively costly, also the die cost such as Set and Positioning.If
Less, the not high carbon fibre composite hole of required precision of batch, then typically processed from manual.When
Before, manual machining composite material hole major processes are to process composite wood by boring, expanding, cut with scissors point knife
Expect hole, this processing technique is to divide knife processing, inefficiency and point knife to process to increased risk of delamination,
Increase the quality risk in hole.
Content of the invention
For problem present in correlation technique, it is an object of the invention to provide a kind of dagger bore and
For the method for hole machined, at least to realize improving working (machining) efficiency, to reduce hole machined risk of delamination and carry
The quality in high hole.
For achieving the above object, on the one hand, the invention provides a kind of dagger bores, comprising: first section,
Rear and the stage casing that first section is connected with rear, around dagger bore axis direction by first section, in
Section is provided with continuous blade to rear, and wherein, the termination of first section is configured to tip, and by first section
To stage casing, the sword footpath of blade is gradually increased.
According to the present invention, often the spatial configuration between adjacent two blades becomes the bit-withdrawing slot that dagger bores.
According to the present invention, the external diameter in stage casing is less than or equal to the external diameter of rear.
According to the present invention, the pointed tip configuration of first section becomes the centering termination of dagger brill, the remainder of first section
It is configured to the boring section of dagger brill.
According to the present invention, stage casing is configured to the reaming section of dagger brill.
According to the present invention, rear is configured to the fraising section of dagger brill.
According to the present invention, rear is also associated with for boring, to dagger, the optical axis being fixed.
On the other hand, the invention provides a kind of method for hole machined, the method is using as above institute
The dagger drilling row stated, the method includes:
Felt relieved in material surface to be processed and holed using the tip that dagger bores；
Carry out reaming using the stage casing that dagger bores；And
Reamed using the rear that dagger bores.
According to the present invention, using the centering operation of dagger drilling row, drilling operation, ream operation and
Reaming operations carry out successively, are continuously processed and formed at one time operation.
According to the present invention, the method for hole machined is utilized to carry out hole machined to carbon fibre composite.
The Advantageous Effects of the present invention are:
Bore in the dagger of the present invention and be used in the method for hole machined, the termination of first section is configured to tip,
It can play the effect of centering in process；From first section to stage casing, the sword footpath of blade gradually increases
Greatly, the effect of reaming therefore can be played in the course of processing；Blade continuously arranges rear, i.e. tail
Section is configured to reamer version, can play the effect of fraising in process.The therefore present invention
Become one boring, expanding, cut with scissors, thus realizing improving working (machining) efficiency, reducing hole machined risk of delamination
And improve the quality in hole.
Brief description
Fig. 1 is the structural representation that dagger of the present invention bores；
Fig. 2 is the flow chart of an embodiment of the method that the present invention is used for hole machined.
Specific embodiment
Referring now to accompanying drawing, present invention is described.As shown in figure 1, being that dagger of the present invention bores
The structural representation of embodiment.This dagger bores and includes first section 1, stage casing 2 and rear 3, wherein stage casing
First section 1 is connected by 2 with rear 3, i.e. this dagger bores as continuous shaped component.
More specifically, the axis direction l boring around dagger is arranged to rear 3 by first section 1, stage casing 2
There is continuous blade 4.That is, blade 4 is continuous extension on above-mentioned three sections, and enclose
The axis direction l setting bored around dagger, thus forming spiral extension shape as shown in Figure 1, utilizes
The blade 4 of this shape carries out boring cutting.
Additionally, the termination of first section 1 can be configured to most advanced and sophisticated 11, and by first section 1 to stage casing 2, knife
The sword footpath of sword 4 is gradually increased.That is, the work of centering can be played in process using this tip 11
With, and because sword footpath is gradually increased so that the entire outer diameter that dagger bores is gradually increased, using this
Stage casing 2 can carry out ream operation.
Therefore in the dagger of the present invention bores, the termination of first section 1 is configured to most advanced and sophisticated 11, and it is processed
The effect of centering can be played in journey；From first section 1 to stage casing 2, the sword footpath of blade 4 is gradually increased,
The effect of reaming therefore can be played in the course of processing；Blade 4 continuously arranges rear 3, i.e. tail
Section 3 is configured to reamer version, can play the effect of fraising in process.Therefore this
Bright by bore, expand, hinge become one, thus realize improve working (machining) efficiency, reduce hole machined layering wind
The quality in hole is simultaneously improved in danger.
In one embodiment, often the spatial configuration between adjacent two blades 4 become dagger bore move back bits
Groove 5.Specifically, during dagger bores and uses, each section carries out cutting the cutting scrap meeting producing
Exit along this bit-withdrawing slot 5.In addition in another optional embodiment, stage casing 2 as shown in Figure 1
External diameter can be set smaller than the external diameter equal to rear 3.
As above, the tip 11 of the first section 1 that dagger bores can be configured to the centering termination of dagger brill,
The remainder of first section 1 is configured to the boring section of dagger brill, so that the first section 1 that dagger bores is permissible
Carry out drilling operation of feeling relieved.Further, the stage casing 2 that dagger bores can be configured to the reaming section of dagger brill,
So that the stage casing 2 that dagger bores can carry out ream operation.Additionally, the rear 3 that dagger bores is permissible
It is configured to the fraising section of dagger brill, so that the rear 3 that dagger bores can carry out reaming operations.
In a preferred embodiment, the rear 3 that dagger bores can also be connected with for boring to dagger
The optical axis 6 being fixed.Dagger can be bored using this optical axis 6 and be fixed in any plant equipment,
For example directly fix to be connected with motor and be connected with lathe or be connected with drilling machine, this can basis
Depending on specifically used situation, the present invention is not limited to this.
Additionally, present invention also offers a kind of method for hole machined, the method is using as mentioned above
Dagger drilling row, and the method includes:
S101: felt relieved in material surface to be processed and holed using the tip 11 that dagger bores；
S102: carry out reaming using the stage casing 2 that dagger bores；And
S103: reamed using the rear 3 that dagger bores.
More specifically, the above-mentioned centering operation of utilization dagger drilling row, drilling operation, ream operation
And reaming operations carry out successively, are continuously processed and formed at one time operation.Additionally, preferred
In embodiment, it is possible to use the method that this is used for hole machined carries out hole machined to carbon fibre composite.
In sum, in the present invention, there is provided a kind of new aperture knife tool, i.e. dagger bores.
It is capable of the optimization of hole processing technical method, i.e. from original brill, expansion, hinge point knife processing work
Skill is optimized for a knife processing and puts in place.Thus improve working (machining) efficiency, reduce the risk of layering and carry
The high quality in hole.
The dagger of the present invention bore specifically used during, the front end of the first section 1 that dagger bores is most advanced and sophisticated
11, the middle cutter footpath of blade 4 is gradually increased, and the rear 3 of blade rear end is similar reamer structure.Knife
Certralizing ability is played at the tip 11 of sword 4 in process；The sword footpath of blade 4 is gradually increased, in processing
Process plays the effect of reaming；The rear 3 of blade rear end is arranged to reamer version, processed
The effect of fraising is played in journey.That is, it is to integrate brill, expansion, hinge that the dagger of the present invention bores
The drill bit of design.
Further compared with prior art, the present invention can effectively improve the efficiency of manual processing.?
That is, existing hole forming method be subdrilling bottom outlet, again reaming, finally ream；And the present invention adds
Work process only needs time processing to shape, and working (machining) efficiency at least can improve more than 3 times.
And, the present invention can be effectively reduced layers of material risk.Existing hole forming method is point
, to whole hole, risk of delamination is big for multi-cutter process；And technological method for processing of the present invention only needs time processing to shape,
Greatly reduce risk of delamination.Meanwhile, the edge structure that dagger bores also can reduce the axial force in processing,
This reduces risk of delamination.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for
For those skilled in the art, the present invention can have various modifications and variations.All essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement made etc., should be included in the present invention
Protection domain within.
Claims (10)
1. a kind of dagger bores it is characterised in that including:
First section (1), rear (3) and described first section (1) is connected with described rear (3)
Stage casing (2), around described dagger bore axis direction (l) by described first section (1), described in
Section (2) to described rear (3) is provided with continuous blade (4),
Wherein, the termination of described first section (1) is configured to most advanced and sophisticated (11), and by described first section (1)
To described stage casing (2), the sword footpath of described blade (4) is gradually increased.
2. dagger according to claim 1 bore it is characterised in that
Often the spatial configuration between adjacent two blades (4) becomes the bit-withdrawing slot (5) that described dagger bores.
3. dagger according to claim 1 bore it is characterised in that
The external diameter of described stage casing (2) is less than or equal to the external diameter of described rear (3).
4. dagger according to claim 1 bore it is characterised in that
The described tip (11) of described first section (1) is configured to the centering termination that described dagger bores, described
The remainder of first section (1) is configured to the boring section that described dagger bores.
5. dagger according to claim 1 bore it is characterised in that
Described stage casing (2) is configured to the reaming section that described dagger bores.
6. dagger according to claim 1 bore it is characterised in that
Described rear (3) is configured to the fraising section that described dagger bores.
7. dagger according to claim 1 bore it is characterised in that
Described rear (3) is also associated with for boring, to described dagger, the optical axis (6) being fixed.
8. a kind of method for hole machined it is characterised in that methods described utilize claim 1 to
Dagger drilling row any one of 7, methods described includes:
Felt relieved in material surface to be processed and holed using the tip (11) that described dagger bores；
Carry out reaming using the stage casing (2) that described dagger bores；And
Reamed using the rear (3) that described dagger bores.
9. method according to claim 8 it is characterised in that
Using the described centering operation of described dagger drilling row, described drilling operation, described ream operation
And described reaming operations carry out successively, are continuously processed and formed at one time operation.
10. method according to claim 8 it is characterised in that utilize described for hole machined
Method hole machined is carried out to carbon fibre composite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510400642.5A CN106334816A (en) | 2015-07-09 | 2015-07-09 | Dagger drill and method for hole processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510400642.5A CN106334816A (en) | 2015-07-09 | 2015-07-09 | Dagger drill and method for hole processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106334816A true CN106334816A (en) | 2017-01-18 |
Family
ID=57825892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510400642.5A Withdrawn CN106334816A (en) | 2015-07-09 | 2015-07-09 | Dagger drill and method for hole processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106334816A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111791305A (en) * | 2020-06-30 | 2020-10-20 | 中航成飞民用飞机有限责任公司 | Carbon fiber composite material hole making method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4113405A (en) * | 1977-08-08 | 1978-09-12 | Dillinger Lester L | Apparatus for drilling or reaming |
| CN201848577U (en) * | 2010-10-29 | 2011-06-01 | 宁波安拓实业有限公司 | Drilling, expanding and hinging multifunctional composite cutter tool |
| CN102744561A (en) * | 2012-07-21 | 2012-10-24 | 西安煤矿机械有限公司 | Deep hole machining process |
| CN102909406A (en) * | 2012-10-23 | 2013-02-06 | 重庆山青机械制造有限公司 | Machining method for slide hole of automotive reverse-gear and gear-shift suspension arm |
| CN103521844A (en) * | 2012-07-06 | 2014-01-22 | 北汽福田汽车股份有限公司 | Expanding and reaming composite machining tool and method for machining engine cylinder block tappet rod holes |
| CN103551633A (en) * | 2013-11-05 | 2014-02-05 | 无锡雨田精密工具有限公司 | Drilling and reaming processing cutter |
| CN204194895U (en) * | 2014-11-10 | 2015-03-11 | 苏州阿诺精密切削技术股份有限公司 | A kind of multi-state spiral bit |
| CN104439436A (en) * | 2014-12-04 | 2015-03-25 | 常州市仁达合金工具有限公司 | Boring and tapping integrated cutter |
-
2015
- 2015-07-09 CN CN201510400642.5A patent/CN106334816A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4113405A (en) * | 1977-08-08 | 1978-09-12 | Dillinger Lester L | Apparatus for drilling or reaming |
| CN201848577U (en) * | 2010-10-29 | 2011-06-01 | 宁波安拓实业有限公司 | Drilling, expanding and hinging multifunctional composite cutter tool |
| CN103521844A (en) * | 2012-07-06 | 2014-01-22 | 北汽福田汽车股份有限公司 | Expanding and reaming composite machining tool and method for machining engine cylinder block tappet rod holes |
| CN102744561A (en) * | 2012-07-21 | 2012-10-24 | 西安煤矿机械有限公司 | Deep hole machining process |
| CN102909406A (en) * | 2012-10-23 | 2013-02-06 | 重庆山青机械制造有限公司 | Machining method for slide hole of automotive reverse-gear and gear-shift suspension arm |
| CN103551633A (en) * | 2013-11-05 | 2014-02-05 | 无锡雨田精密工具有限公司 | Drilling and reaming processing cutter |
| CN204194895U (en) * | 2014-11-10 | 2015-03-11 | 苏州阿诺精密切削技术股份有限公司 | A kind of multi-state spiral bit |
| CN104439436A (en) * | 2014-12-04 | 2015-03-25 | 常州市仁达合金工具有限公司 | Boring and tapping integrated cutter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111791305A (en) * | 2020-06-30 | 2020-10-20 | 中航成飞民用飞机有限责任公司 | Carbon fiber composite material hole making method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170118 |
|
| WW01 | Invention patent application withdrawn after publication |