CN206151605U - Cross bore goes out internal water cooling and but plants implant drill bit - Google Patents
Cross bore goes out internal water cooling and but plants implant drill bit Download PDFInfo
- Publication number
- CN206151605U CN206151605U CN201620855691.8U CN201620855691U CN206151605U CN 206151605 U CN206151605 U CN 206151605U CN 201620855691 U CN201620855691 U CN 201620855691U CN 206151605 U CN206151605 U CN 206151605U
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- China
- Prior art keywords
- cross
- drilled hole
- drill bit
- cooling holes
- implanting
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Abstract
The utility model discloses a cross bore goes out internal water cooling and but plants implant drill bit for plant implant alveolus bone drill hole, belong to medical dentistry technical field. It mainly makes a call to an internal cooling hole in kind of implant drill bit, nevertheless do not punch, and at drill bit top cutting edge front end position, at the flute face or bore back department and make a call to a cross bore, with internal cooling hole switch -on, the coolant liquid that forms in the internal cooling hole flows from cross bore two exits, accomplishes the cooling action that internal cooling drill bit and near drilling bone were distinguished.
Description
Technical field：
The utility model is related to a kind of drill bit, specifically relates to cooling tooth-implanting drill bit in a kind of cross-drilled hole water outlet.
Background technology：
During tooth-implanting, the temperature of alveolar bone is bored preferably no more than 42 degree, such planting body could fine and surrounding
Bone tissue length is integral.
Before the utility model, in prior art, for planting the drill bit of dental drill bone, generally using without interior cooling
Tooth-implanting drill bit, the shortcoming of this drill bit is：As in boring procedure, the rising of friction temperature, works as temperature between drill bit and dentale
When degree is more than 42 degree, planting body is affected to be integrated with bone tissue growth.
Also there are some doctors with interior cooling drill bit, but interior Cooling Holes of cooling drill bits are passed in drill end in these.
This interior Cooling Holes are passed in drill end, when in use because against drilled bone, by axial compressive force, are susceptible to cooling
Hole is blocked, and affects coolant normally to discharge, and reduces cooling effect.And because Cooling Holes aperture is opened in drill end, drill bit
Cutting blade destroyed, make bit cutting effect reduce, cutting force increase, so as to increase drill bit bore bone cutting heat.
Utility model content：
The purpose of this utility model is to provide cooling plantation dental drill in the cross-drilled hole water outlet of a kind of simple structure, good cooling results
Head.
The technical scheme that the utility model is taken is as follows：
Cooling tooth-implanting drill bit in a kind of cross-drilled hole water outlet, including body, one end of body is connecting portion, the other end of body
For apex point end, spiral slot is offered to apex point end along body middle part, it is characterised in that：Cooling Holes are offered in vivo at this,
Distance to be bored and offer a cross-drilled hole at 0.5～10mm of tip top, and cross-drilled hole is connected with Cooling Holes.
Be further disposed in：
Cooling Holes are opened up and for equal diameter Cooling Holes or variable diameters Cooling Holes along connecting portion one end to apex point end.
A diameter of 0.8～3mm of the Cooling Holes.
The cross section of Cooling Holes is circular, oval or square.
The two ends exit position of the cross-drilled hole, is opened on the groove face of the spiral slot of drill bit.
The two ends exit position of the cross-drilled hole, is opened on the brill back side of drill bit.
The cross-drilled hole, its cross section can be circular, oval or square.
The cross section of the cross-drilled hole is with the cross section of Cooling Holes using circle.
A diameter of 0.6～2mm of cross-drilled hole.
The central axis of the cross-drilled hole is mutually perpendicular to or in a certain angle with the central axis of interior Cooling Holes.
Operation principle of the present utility model is as follows：
The utility model is flowed out using the coolant flowed through in interior Cooling Holes 1 through cross-drilled hole 2, absorbs heat, is reached cold
But the temperature in dental drill itself and drilled bone region.Complete to bore alveolar bone under the state of cooling, so as to planting body plantation, and have
Beneficial to the bone growth one contacted with alveolar bone.
The utility model compared with the prior art, with advantages below：
1st, because Cooling Holes 14 are not passed through drill bit top, bit cutting blade is complete, and cutting effect is good, produces cutting heat
It is few.
2nd, because Cooling Holes 14 are not passed through drill bit top, aperture and the cross-drilled hole 2 of Cooling Holes 14 connect, and the hole of cross-drilled hole 2
Not by cutting axial compressive force, aperture is not easily blocked mouth.
3rd, because cross-drilled hole 2 changes the flow direction of coolant, when drilling bit high-speed drills, the centrifugation that bit is produced
Power makes coolant increased mobilization dynamic, flows more unobstructed.
Above in association with the drawings and specific embodiments, the utility model is described in further detail.
Description of the drawings：
Fig. 1 is a kind of structural representation of embodiment of the utility model；
Fig. 2 is the structural representation of another embodiment of the utility model；
Fig. 3 is a kind of perforate schematic diagram of embodiment of the utility model；
Fig. 4 is the perforate schematic diagram of the utility model another kind embodiment.
Specific embodiment：
As shown in figure 1, cooling tooth-implanting drill bit in a kind of cross-drilled hole water outlet of the present utility model, including body 1, body 1
One end is connecting portion 11, and the other end of body is apex point end 12, and spiral slot 13 is offered to apex point end 12 along the middle part of body 1.
Cooling Holes 14 are offered in body 1, in the embodiment in figure 1, Cooling Holes 14 are along the one end of connecting portion 11 to apex point
End 12 opens up and for equal diameter Cooling Holes；In the embodiment illustrated in figure 2, Cooling Holes 14 along the one end of connecting portion 11 to apex point end
12 open up and for variable diameters Cooling Holes, i.e. the lower end diameter of Cooling Holes 14 is larger, and upper end diameter is less, the purpose for so arranging
Can be effectively utilizes drill bit entity part and do not reduce drill bit rigidity, can as far as possible expand the cross section of some parts of Cooling Holes
Product, reduces coolant resistance in flow process, can improve water cooling effect；
The cross section of Cooling Holes 14 can be that circular cross-section, or other shapes cross section are for example oval, square.
The diameter of Cooling Holes 14 is preferably 0.8～3mm.
A cross-drilled hole 2 is being offered at 0.5～10 mm of the top of apex point end 12, cross-drilled hole 2 is connected with Cooling Holes 14, leads to
The coolant of the flowing of supercooling hole 14 flows out through the two ends aperture of cross-drilled hole 2.
In embodiment as shown in Figure 3, the two ends exit position of the cross-drilled hole 2 is the spiral slot 13 for being opened in drill bit
Groove face 131 on；As an alternative solution, in the embodiment shown in fig. 4, the two ends exit position of the cross-drilled hole 2, is to be opened in
On the brill back side of drill bit.
The cross-drilled hole 2, its cross section can be circular cross-section, or other shapes cross section is for example oval, square, excellent
Selection of land, the cross section of the cross-drilled hole 2 is identical with the cross section of Cooling Holes 14, particularly preferably, the cross section of the cross-drilled hole 2 with it is cold
But the cross section in hole 14 is using circle.
The diameter of cross-drilled hole 2 is preferably 0.6～2mm.
The flowing, the conveying that open up positions and dimensions setting, on the one hand to consider coolant of cross-drilled hole, on the other hand, needs
The setting of cross-drilled hole is considered for the intensity effect at drill bit especially apex point end, Jing utility model people test repeatedly：It is determined that in distance
A cross-drilled hole 2 is offered at 0.5～10 mm of the top of apex point end 12, and is arranged by controlling the size of Cooling Holes 14 and cross-drilled hole 2, can
On the premise of guarantee drill bit especially apex point intensity, to improve conveying and the cooling effect of coolant.
The central axis of the cross-drilled hole 2 can be mutually perpendicular to the central axis of interior Cooling Holes 14, it is also possible in a clamp
Angle.
Cooling tooth-implanting drill bit in cross-drilled hole water outlet of the present utility model, is mainly used for tooth-implanting drilling, also apply be applicable to
The orthopaedics drilling at other positions.
Operation principle of the present utility model is as follows：Coolant is entered from the Cooling Holes 14 of the one end of connecting portion 11, via body 1
The interior passage of Cooling Holes 14, flows the place that connects to Cooling Holes 14 and cross-drilled hole 2, in then flowing into cross-drilled hole 2, then by the two of cross-drilled hole 2
End exit flows into bores bone region, as drilled broken bone etc. is discharged together, due to the importing of coolant, absorbs part heat
Amount, reduces drill bit itself and drill bit bores the regional temperature of bone, completes the work of the brill bony crypt of tooth-implanting, makes to walk
Doctor can Implant.
The utility model compared with the prior art, with advantages below：
1st, because Cooling Holes 14 are not passed through drill bit top, bit cutting blade is complete, and cutting effect is good, produces cutting heat
It is few.
2nd, because Cooling Holes 14 are not passed through drill bit top, aperture and the cross-drilled hole 2 of Cooling Holes 14 connect, and the hole of cross-drilled hole 2
Not by cutting axial compressive force, aperture is not easily blocked mouth.
3rd, because cross-drilled hole 2 changes the flow direction of coolant, when drilling bit high-speed drills, the centrifugation that bit is produced
Power makes coolant increased mobilization dynamic, flows more unobstructed.
, only as further illustrating to of the present utility model, the technical solution of the utility model will in right for above example
Have been described in asking, done change and improvement on the premise of the utility model basic structure is not changed, in this practicality
Within new protection domain.
Claims (10)
1. a kind of cooling tooth-implanting drill bit in cross-drilled hole water outlet, including body, one end of body is connecting portion, and the other end of body is
Apex point end, spiral slot is offered along body middle part to apex point end, it is characterised in that：Cooling Holes are offered in vivo at this, away from
Offer a cross-drilled hole away from 0.5～10mm of tip top from boring, cross-drilled hole is connected with Cooling Holes.
2. tooth-implanting drill bit is cooled down in a kind of cross-drilled hole water outlet according to claim 1, it is characterised in that：Cooling Holes are along connection
Portion one end opens up and for equal diameter Cooling Holes or variable diameters Cooling Holes to apex point end.
3. tooth-implanting drill bit is cooled down in a kind of cross-drilled hole water outlet according to claim 1, it is characterised in that：The Cooling Holes
A diameter of 0.8～3mm.
4. tooth-implanting drill bit is cooled down in a kind of cross-drilled hole water outlet according to claim 1, it is characterised in that：Cooling Holes it is transversal
Face is circular, oval or square.
5. tooth-implanting drill bit is cooled down in a kind of cross-drilled hole water outlet according to claim 1, it is characterised in that：The two of the cross-drilled hole
End exit position, is opened on the groove face of the spiral slot of drill bit.
6. tooth-implanting drill bit is cooled down in a kind of cross-drilled hole water outlet according to claim 1, it is characterised in that：The two of the cross-drilled hole
End exit position, is opened on the brill back side of drill bit.
7. tooth-implanting drill bit is cooled down in a kind of cross-drilled hole water outlet according to claim 1, it is characterised in that：The cross-drilled hole, its
Cross section can be circular, oval or square.
8. tooth-implanting drill bit is cooled down in a kind of cross-drilled hole water outlet according to claim 1, it is characterised in that：The horizontal stroke of the cross-drilled hole
Section adopts circle with the cross section of Cooling Holes.
9. tooth-implanting drill bit is cooled down in a kind of cross-drilled hole water outlet according to claim 1, it is characterised in that：Cross-drilled hole it is a diameter of
0.6～2mm.
10. tooth-implanting drill bit is cooled down in a kind of cross-drilled hole water outlet according to claim 1, it is characterised in that：The cross-drilled hole
Central axis is mutually perpendicular to or in a certain angle with the central axis of interior Cooling Holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620855691.8U CN206151605U (en) | 2016-08-10 | 2016-08-10 | Cross bore goes out internal water cooling and but plants implant drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620855691.8U CN206151605U (en) | 2016-08-10 | 2016-08-10 | Cross bore goes out internal water cooling and but plants implant drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206151605U true CN206151605U (en) | 2017-05-10 |
Family
ID=58647266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620855691.8U Expired - Fee Related CN206151605U (en) | 2016-08-10 | 2016-08-10 | Cross bore goes out internal water cooling and but plants implant drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206151605U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106073910A (en) * | 2016-08-10 | 2016-11-09 | 绍兴华晶科技有限公司 | Cooling Dental Implant drill bit in cross-drilled hole water outlet |
| CN108481064A (en) * | 2018-03-29 | 2018-09-04 | 蚌埠市鸿鹄精工机械有限公司 | A kind of bit change-over device for drilling machine |
-
2016
- 2016-08-10 CN CN201620855691.8U patent/CN206151605U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106073910A (en) * | 2016-08-10 | 2016-11-09 | 绍兴华晶科技有限公司 | Cooling Dental Implant drill bit in cross-drilled hole water outlet |
| CN108481064A (en) * | 2018-03-29 | 2018-09-04 | 蚌埠市鸿鹄精工机械有限公司 | A kind of bit change-over device for drilling machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170510 Termination date: 20180810 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |