CN209718242U - A kind of graphite-like deep hole machining depth drill cutter - Google Patents
A kind of graphite-like deep hole machining depth drill cutter Download PDFInfo
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- CN209718242U CN209718242U CN201821217159.9U CN201821217159U CN209718242U CN 209718242 U CN209718242 U CN 209718242U CN 201821217159 U CN201821217159 U CN 201821217159U CN 209718242 U CN209718242 U CN 209718242U
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Abstract
The utility model discloses a kind of graphite-like deep hole machining depth drill cutters, including drill bit | drilling rod and drillstock, weld first connecting rod in the top of the drill bit, the first connecting hole is offered in the top of the first connecting rod, the top of first connecting hole is overlapped with the top of first connecting rod, and the height of first connecting rod is twice of the first connecting hole height, it is embedded in elastic slice notch by flexible elastic slice, so that the disassembly of drill bit is more convenient, when drill bit is damaged, whole drill that no replacement is required, it is time saving and energy saving；When drill bit and graphite material workpiece to be processed contact, due to the effect of elastic layer and arc panel, so that drill bit is made a concession with drilling rod, drill bit is avoided to cause workpiece to be damaged due to overexerting when contacting with workpiece；The clast generated when drilling is discharged by bolt chip space, is improved work efficiency for drilling, and spiral frosted layer can polish hole wall, keeps hole wall more smooth.
Description
Technical field
The utility model relates to depth drill cutting-tool engineering field, specially a kind of graphite-like deep hole machining depth drill cutter.
Background technique
Depth drill cutter is a kind of cutter dedicated for deep hole processing, can be divided into interior row's chip removal and outer according to chip removal mode
Two kinds of chip removal, existing deep hole drill is mostly made of hard alloy, when carrying out drilling processing to graphite material, due to
The hardness of graphite is larger, so the damage of drill bit is more serious, needs to be replaced frequently drill, and the installation process of existing drill is multiple
Miscellaneous, replacement drill is time-consuming and laborious, in addition, the hardness due to graphite material is big, while having very strong brittleness, and existing drilling rod
Between drillstock all be fixedly mounted, have can not deformability, so being easily damaged graphite material during deep hole processing
The workpiece of matter, for this purpose, that the utility model proposes a kind of graphite-like deep hole machining depth drill cutters is above-mentioned to solve.
Utility model content
The purpose of this utility model is to provide a kind of graphite-like deep hole machining depth drill cutters, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the utility model provides the following technical solutions: a kind of graphite-like deep hole machining deep hole drill
Have, including drill bit, drilling rod and drillstock, the top welding first connecting rod of the drill bit, in the top of the first connecting rod
The first connecting hole is offered, the top of first connecting hole is overlapped with the top of first connecting rod, and the height of first connecting rod
Degree is twice of the first connecting hole height, and the bottom of the first connecting rod is provided through shell fragment groove, the two of the shell fragment groove
End is equipped with flexible elastic slice, and the centre of shell fragment groove is equipped with fixed block, is all connected with spring, the bullet on the inside of the flexible elastic slice
Spring is connect far from one end of flexible elastic slice with fixed block, and mounting groove, the bottom of the mounting groove are offered in the bottom of the drilling rod
End is overlapped with the bottom end of drilling rod, and the diameter of mounting groove is equal with the diameter of first connecting rod, and the height of mounting groove connects with first
The height of extension bar is equal, and the top in the mounting groove is equipped with the second connecting rod, and the two sides of the bottom of the drilling rod offer bullet
Piece notch, and elastic slice notch is located at the two sides of mounting groove, offers helical flute, and helical flute on the outside of the drilling rod
Through the bottom end and top of drilling rod, the outer surface of the drilling rod is provided with spiral frosted layer, and is offered in the top of drilling rod
Two connecting holes, and the top of the second connecting hole is overlapped with the top of drilling rod, and link slot is offered in the bottom of the drillstock, it is described
The bottom end of link slot is overlapped with the bottom end of drillstock, and third connecting rod is equipped in link slot, and the two sides of the third connecting rod are equal
Sliding slot is offered, the two sides of the link slot are equipped with sliding block, and the sliding block is embedded in sliding slot, the top in the link slot
End is equipped with elastic layer, and the bottom end of the elastic layer connects arc panel, and the bottom end of the arc panel and the top of third connecting rod connect
It connects.
Preferably, the height of second connecting rod is equal with the height of the first connecting hole, the first connecting rod insertion
In mounting groove, second connecting rod is inserted in the first connecting hole, and the flexible elastic slice is embedded in elastic slice notch.
Preferably, the Partial Height that the third connecting rod is located on the outside of drilling rod is equal with the height of the second connecting hole, and
Third connecting rod is inserted in the second connecting hole, is run through on the drilling rod and third connecting rod and is offered through-hole, the through-hole
Interior fixed installation bolt.
Preferably, the width of the drill bit and the diameter of drilling rod are equal, between the outermost endpoint of two flexible elastic slices away from
It is equal from the diameter of drilling rod.
Compared with prior art, the utility model has the beneficial effects that
1. being embedded in elastic slice notch by flexible elastic slice, so that the disassembly of drill bit is more convenient, when drill bit is damaged
When, whole drill that no replacement is required is time saving and energy saving；
2. when drill bit and graphite material workpiece to be processed contact, due to the effect of elastic layer and arc panel, so that drill bit
It is made a concession with drilling rod, drill bit is avoided to cause workpiece to be damaged due to overexerting when contacting with workpiece；
3. the clast generated when drilling is discharged by bolt chip space, improved work efficiency for drilling, spiral frosted layer
Can polish hole wall, keep hole wall more smooth.
Detailed description of the invention
Fig. 1 is the utility model Structure explosion diagram；
Fig. 2 is the utility model third connecting rod cross-sectional view of the structure；
Fig. 3 is the utility model drilling rod bottom sectional view；
Fig. 4 is the utility model first connecting rod cross-sectional view of the structure.
In figure: 1 drill bit, 2 first connecting rods, 3 first connecting holes, 4 flexible elastic slices, 5 springs, 6 fixed blocks, 7 drilling rods, 8
Two connecting rods, 9 elastic slice notches, 10 helical flutes, 11 spiral frosted layers, 12 second connecting holes, 13 drillstocks, the connection of 14 thirds
Bar, 15 elastic layers, 16 arc panels, 17 sliding blocks.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of graphite-like deep hole machining depth drill cutter,
Including drill bit 1, drilling rod 7 and drillstock 13, first connecting rod 2 is welded on the top of drill bit 1, opens up in the top of first connecting rod 2
There is the first connecting hole 3, the top of the first connecting hole 3 is overlapped with the top of first connecting rod 2, and the height of first connecting rod 2 is
Twice of first connecting hole, 3 height, the bottom of first connecting rod 2 are provided through shell fragment groove, and the both ends of shell fragment groove, which are equipped with, stretches
Contracting elastic slice 4, and the centre of shell fragment groove is equipped with fixed block 6, the inside of flexible elastic slice 4 is all connected with spring 5, and spring 5 is far from flexible bullet
One end of piece 4 is connect with fixed block 6, flexible elastic slice 4 meet obstructions after to contract in shell fragment groove, the width of shell fragment groove is bigger
In the thickness of flexible elastic slice 4, the cross sectional shape of the first connecting hole 3 is rectangle；
Mounting groove is offered in the bottom of drilling rod 7, the bottom end of mounting groove is overlapped with the bottom end of drilling rod 7, and mounting groove is straight
Diameter is equal with the diameter of first connecting rod 2, and the height of mounting groove is equal with the height of first connecting rod 2, the top in mounting groove
Equipped with the second connecting rod 8, the two sides of the bottom of drilling rod 7 offer elastic slice notch 9, and elastic slice notch 9 is located at the two of mounting groove
Side, the outside of drilling rod 7 offers helical flute 10, and helical flute 10 runs through the bottom end and top of drilling rod 7, drilling rod 7
Outer surface is provided with spiral frosted layer 11, and helical flute 10 gradually increases with the drilling depth of drill bit 1, clast is arranged
Out, spiral frosted layer 11 can polish hole wall, keep hole wall more smooth；
The second connecting hole 12, and the top heavy on the top of the second connecting hole 12 and drilling rod 7 are offered in the top of drilling rod 7
It closes, offers link slot in the bottom of drillstock 13, the bottom end of link slot is overlapped with the bottom end of drillstock 13, and link slot is interior equipped with the
Three connecting rods 14, the two sides of third connecting rod 14 offer sliding slot, and the two sides of link slot are equipped with sliding block 17, and sliding block 17 is embedding
Enter in sliding slot, third connecting rod 14 can be moved up and down along sliding block 17, and sliding block 17 runs through the inner wall of link slot；
Top in link slot is equipped with elastic layer 15, and the bottom end of elastic layer 15 connects arc panel 16, the bottom end of arc panel 16
It is connect with the top of third connecting rod 14, mutual extrusion generates deformation between arc panel 16 and elastic layer 15, provides buffer function.
The height of second connecting rod 8 is equal with the height of the first connecting hole 3, and first connecting rod 2 is inserted in mounting groove, the
Two connecting rods 8 are inserted in the first connecting hole 3, and flexible elastic slice 4 is embedded in elastic slice notch 9, the cross sectional shape of the second connecting rod 8
For rectangle, two flexible elastic slices 4 and the second connecting rod 8 provide longitudinal force for bit.
The Partial Height that third connecting rod 14 is located at 7 outside of drilling rod is equal with the height of the second connecting hole 12, and third connects
Extension bar 14 is inserted in the second connecting hole 12, fixes peace in through-hole through through-hole is offered on drilling rod 7 and third connecting rod 14
Bolt is filled, after the insertion of third connecting rod 14 second connecting hole 12 is interior, the bottom of the bottom end of third connecting rod 14 and the second connecting hole 12
End is overlapped, bolt-through through-hole, is made fixed between drilling rod 7 and drillstock 13.
The width of drill bit 1 is equal with the diameter of drilling rod 7, the distance between outermost endpoint of two flexible elastic slices 4 and drilling rod 7
Diameter it is equal.
Working principle: drilling rod 7 is mounted on drillstock 13 before use, drill bit 1 is mounted on the lower section of drilling rod 7 by the utility model
Lower section, wherein first connecting rod 2 is inserted in mounting groove, and the second connecting rod 8 is inserted in the first connecting hole 3, and stretch elastic slice 4
It being embedded in elastic slice notch 9, third connecting rod 14 is inserted in the second connecting hole 12, then through-hole bolt is fixedly mounted, in use,
When drill bit 1 and graphite workpiece contact, due to the effect of elastic layer 15 and arc panel 16, so that drill bit 1 is moved back with drilling rod 7
It allows, avoids making workpiece damage due to overexerting, wherein the clast generated when drilling is discharged, spiral by helical flute 10
Frosted layer 11 can polish hole wall, keep hole wall more smooth, if drill bit 1 is damaged in boring procedure, can inwardly squeeze
Flexible elastic slice 4 shrinks flexible elastic slice 4, then extracts drill bit 1, and integrated operation is simple, convenient.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of graphite-like deep hole machining depth drill cutter, including drill bit (1), drilling rod (7) and drillstock (13), feature exists
In: first connecting rod (2) are welded on the top of the drill bit (1), offer the first connection in the top of the first connecting rod (2)
The top in hole (3), first connecting hole (3) is overlapped with the top of first connecting rod (2), and the height of first connecting rod (2)
It is twice of the first connecting hole (3) height, the bottom of the first connecting rod (2) is provided through shell fragment groove, the shell fragment groove
Both ends be equipped with flexible elastic slice (4), and the centre of shell fragment groove be equipped with fixed block (6), the inside of the flexible elastic slice (4) connects
It connects spring (5), the spring (5) connect far from the one end of flexible elastic slice (4) with fixed block (6), in the bottom of the drilling rod (7)
Mounting groove is offered, the bottom end of the mounting groove is overlapped with the bottom end of drilling rod (7), and the diameter and first connecting rod of mounting groove
(2) diameter is equal, and the height of mounting groove is equal with the height of first connecting rod (2), and the top in the mounting groove is equipped with the
The two sides of the bottom of two connecting rods (8), the drilling rod (7) offer elastic slice notch (9), and elastic slice notch (9) is located at mounting groove
Two sides, offer helical flute (10) on the outside of the drilling rod (7), and helical flute (10) runs through the bottom of drilling rod (7)
End and top, the outer surface of the drilling rod (7) are provided with spiral frosted layer (11), offer second in the top of drilling rod (7)
Connecting hole (12), and the top of the second connecting hole (12) is overlapped with the top of drilling rod (7), is opened up in the bottom of the drillstock (13)
There is link slot, the bottom end of the link slot is overlapped with the bottom end of drillstock (13), and is equipped with third connecting rod (14) in link slot, institute
The two sides for stating third connecting rod (14) offer sliding slot, and the two sides of the link slot are equipped with sliding block (17), the sliding block
(17) it is embedded in sliding slot, the top in the link slot is equipped with elastic layer (15), and the bottom end of the elastic layer (15) connects
The bottom end of arc panel (16), the arc panel (16) is connect with the top of third connecting rod (14).
2. a kind of graphite-like deep hole machining depth drill cutter according to claim 1, it is characterised in that: second connection
The height of bar (8) is equal with the height of the first connecting hole (3), and the first connecting rod (2) is inserted in mounting groove, and described second
Connecting rod (8) is inserted in the first connecting hole (3), and the flexible elastic slice (4) is embedded in elastic slice notch (9).
3. a kind of graphite-like deep hole machining depth drill cutter according to claim 1, it is characterised in that: the third connection
It is equal with the height of the second connecting hole (12) that bar (14) is located at the Partial Height on the outside of drilling rod (7), and third connecting rod (14) is inserted
Enter in the second connecting hole (12), run through on the drilling rod (7) and third connecting rod (14) and offer through-hole, in the through-hole
Bolt is fixedly mounted.
4. a kind of graphite-like deep hole machining depth drill cutter according to claim 1, it is characterised in that: the drill bit (1)
Width it is equal with the diameter of drilling rod (7), diameter of the distance between the outermost endpoint of two flexible elastic slices (4) with drilling rod (7)
It is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821217159.9U CN209718242U (en) | 2018-07-30 | 2018-07-30 | A kind of graphite-like deep hole machining depth drill cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821217159.9U CN209718242U (en) | 2018-07-30 | 2018-07-30 | A kind of graphite-like deep hole machining depth drill cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209718242U true CN209718242U (en) | 2019-12-03 |
Family
ID=68658741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821217159.9U Active CN209718242U (en) | 2018-07-30 | 2018-07-30 | A kind of graphite-like deep hole machining depth drill cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209718242U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113414430A (en) * | 2021-08-24 | 2021-09-21 | 德哈哈压缩机江苏有限公司 | Clamping and drilling device for spherical workpiece |
| CN114454349A (en) * | 2022-01-19 | 2022-05-10 | 重庆臻宝实业有限公司 | Horizontal separation device for quartz ring pieces |
-
2018
- 2018-07-30 CN CN201821217159.9U patent/CN209718242U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113414430A (en) * | 2021-08-24 | 2021-09-21 | 德哈哈压缩机江苏有限公司 | Clamping and drilling device for spherical workpiece |
| CN113414430B (en) * | 2021-08-24 | 2021-11-16 | 德哈哈压缩机江苏有限公司 | Clamping and drilling device for spherical workpiece |
| CN114454349A (en) * | 2022-01-19 | 2022-05-10 | 重庆臻宝实业有限公司 | Horizontal separation device for quartz ring pieces |
| CN114454349B (en) * | 2022-01-19 | 2023-06-13 | 重庆臻宝科技股份有限公司 | Horizontal separating device for quartz ring plates |
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