CN206239535U - A kind of quick needle exchange axle of turbine hand machine portable - Google Patents
A kind of quick needle exchange axle of turbine hand machine portable Download PDFInfo
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- CN206239535U CN206239535U CN201620901779.9U CN201620901779U CN206239535U CN 206239535 U CN206239535 U CN 206239535U CN 201620901779 U CN201620901779 U CN 201620901779U CN 206239535 U CN206239535 U CN 206239535U
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- axle
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Abstract
The utility model discloses a kind of quick needle exchange axle of turbine hand machine portable, including set type clamper, V-type press sleeve and axle sleeve, the set type clamper is arranged on inside V-type press sleeve, V-type press sleeve is arranged on inside axle sleeve, set type clamper, V-type press sleeve and axle sleeve are made using 420 stainless steel materials, there is the gap of 10 20mm between set type clamper and V-type press sleeve and between V-type press sleeve and axle sleeve, the inner surface of set type clamper is provided with inner ring, it is 30 60 degree that the lower end of set type clamper is provided with the angle for being open and being open and between set type clamper.The product substantially increases operating efficiency without unloading car pin by instrument, and the product meets mechanics and mechanical engineering principle, good using comfort；The product can avoid the problems such as locking, flying needle, rotation, bounce, improve service life；The chucking power of the product reaches 5 9N, is existing chucking power more than 2 times, substantially increases chucking power, and using effect is good.
Description
Technical field
The utility model is related to a kind of needle exchange axle, specifically a kind of quick needle exchange axle of turbine hand machine portable.
Background technology
Car pin is the consumptive material class apparatus of surgeon dentist, is a very tiny draw point, and this root pin is by syringe needle and needle handle
Composition, can be inserted into and used on low speed mobile phone high, help surgeon dentist to open dental cavity and repair tooth.Car pin, be divided into wolfram steel car pin and
Diamond dust car pin.Wherein wolfram steel car pin is domestic abroad using more universal, the predominantly diamond dust car pin that dentist uses.Car
Pin is using certain hour needs to be changed, and people are that car pin is changed using quick needle changer, quick needle exchange
The use of device brings conveniently for doctor, but existing quick needle changer needs to come unloading car pin, fast quick change by other instruments
The folder needle force of pin device is too low, and existing chucking power only has 2.3.5N on the market at present, easily triggers security incident, cause flying needle and
Sliding pin phenomenon；Pressing force is too high, and the use comfort of user is bad；The Mechanics of Machinery of V grooves and A entrances coordinates not on the market at present
It is good, cause quick abrasion, so as to reduce service life these, all for user brings inconvenience.
Utility model content
The purpose of this utility model is to provide a kind of quick needle exchange axle of turbine hand machine portable, to solve above-mentioned background skill
The problem proposed in art.
To achieve the above object, the utility model provides following technical scheme：
A kind of quick needle exchange axle of turbine hand machine portable, including set type clamper, V-type press sleeve and axle sleeve, the set type
Clamper is arranged on inside V-type press sleeve, and V-type press sleeve is arranged on inside axle sleeve, set type clamper, V-type press sleeve and axle sleeve
Made using 420 stainless steel materials, had between set type clamper and V-type press sleeve and between V-type press sleeve and axle sleeve
The gap of 10-20mm, the inner surface of set type clamper is provided with inner ring, and the lower end of set type clamper is provided with and is open and is open
It is 30-60 degree with the angle between set type clamper.
As further program of the utility model：Between inner ring and set type clamper, set type clamper and V-type press sleeve
Between and V-type press sleeve and axle sleeve between using laser welding technology be connected, set type clamper, V-type press sleeve and axle sleeve
Core machine is walked using CNC high accuracy to be processed.
As further program of the utility model：Set type clamper, V-type press sleeve and axle sleeve use annealing process simultaneously
And set type clamper, V-type press sleeve and axle sleeve carry out polishing treatment using centreless grinding.
As further program of the utility model：The external diameter of set type clamper is 2.45-2.5mm, in set type clamper
Portion is provided with 2mm clamping positions long, and the internal diameter for clamping position is 1.4-1.6mm, and the width of opening is 0.25mm, V-type press sleeve
Width is 2.5mm.
Compared with prior art, the beneficial effects of the utility model are：The product design is reasonable, simple structure, small volume,
It is lightweight, it is easy to receive and transports；Fault rate is low, and safety in utilization is good, the product without instrument can unloading car pin, greatly
Operating efficiency is improve greatly, the product meets mechanics and mechanical engineering principle, good using comfort；The product can avoid embracing
Extremely, the problems such as flying needle, rotation, bounce, improve service life；The chucking power of the product reaches 5-9N, is the 2 of existing chucking power
It is many again, chucking power is substantially increased, using effect is good.
Brief description of the drawings
Fig. 1 is the explosive view of the quick needle exchange axle of turbine hand machine portable.
Fig. 2 is the upward view of set type clamper in the quick needle exchange axle of turbine hand machine portable.
Fig. 3 is the profile of V-type press sleeve in the quick needle exchange axle of turbine hand machine portable.
Wherein：1- set type clampers, 11- inner ring, 12- openings, 2-V type press sleeves, 3- axle sleeves.
Specific embodiment
The technical scheme of this patent is described in more detail with reference to specific embodiment.
Refer to Fig. 1-3, a kind of quick needle exchange axle of turbine hand machine portable, including set type clamper 1, the and of V-type press sleeve 2
Axle sleeve 3, the set type clamper 1 is arranged on inside V-type press sleeve 2, and V-type press sleeve 2 is arranged on inside axle sleeve 3, the clamping of set type
Device 1, V-type press sleeve 2 and axle sleeve 3 are made using 420 stainless steel materials, between set type clamper 1 and V-type press sleeve 2 and V
The inner surface for having the gap of 10-20mm, set type clamper 1 between type press sleeve 2 and axle sleeve 3 is provided with inner ring 11, set type folder
The angle that the lower end of holder 1 is provided with opening 12 and is open between 12 and set type clamper 1 is 30-60 degree.Inner ring 11 and set
Laser is used between type clamper 1, between set type clamper 1 and V-type press sleeve 2 and between V-type press sleeve 2 and axle sleeve 3
Solder technology is connected, and set type clamper 1, V-type press sleeve 2 and axle sleeve 3 are walked core machine and be processed using CNC high accuracy.Set type
Clamper 1, V-type press sleeve 2 and axle sleeve 3 are adopted using annealing process and set type clamper 1, V-type press sleeve 2 and axle sleeve 3
Polishing treatment is carried out with centreless grinding.The external diameter of set type clamper 1 is 2.45-2.5mm, and it is long that set type clamper 1 is internally provided with 2mm
Clamping position, the internal diameter for clamping position is 1.4-1.6mm, and the width of opening 12 is 0.25mm, and the width of V-type press sleeve 2 is
2.5mm。
Operation principle of the present utility model is：Set type clamper 1, V-type press sleeve 2 and axle sleeve 3 walk core by CNC high accuracy
Machining accessory is assembled to form one by 3 groups of the heat treatment of rational hardness, grip type clamper 1, V-type press sleeve 2 and axle sleeve again
Individual product, then proper site is welded on by laser technology, then its metal surface bloom is reached overall Gao Shui by centreless grinding
Level state.The inside dimension of axle sleeve 3 has optimization, can avoid stuck；In set type clamper 1, V-type press sleeve 2 and the inertia of axle sleeve 3
When, there is the empty avoiding space of 10~20mm between 3 parts, the treatment of line position is done at the press sleeve of V-type press sleeve 2, it is to avoid firmly
It is excessive to damage other positions；Angle treatment is done at the opening 12 of set type clamper 1, more preferably can have been connect with V-type press sleeve 2
Touch and more laborsaving.By test, the chucking power of the product reaches 5-9N, and existing chucking power is 2-3.5N, and chucking power is carried
It is high more than 2 times.
Rationally, simple structure, small volume is lightweight, is easy to receive and transports for the product design；Fault rate is low, uses peace
Good perfection, the product substantially increases operating efficiency without unloading car pin by instrument, and the product meets mechanics and machinery
Engineering principles are good using comfort；The product can avoid the problems such as locking, flying needle, rotation, bounce, improve and use the longevity
Life；The chucking power of the product reaches 5-9N, is existing chucking power more than 2 times, substantially increases chucking power, and using effect is good.
The better embodiment to this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
Formula, in the ken that one skilled in the relevant art possesses, can also be on the premise of this patent objective not be departed from
Make a variety of changes.
Claims (4)
1. the quick needle exchange axle of a kind of turbine hand machine portable, it is characterised in that including set type clamper, V-type press sleeve and axle sleeve,
The set type clamper is arranged on inside V-type press sleeve, and V-type press sleeve is arranged on inside axle sleeve, set type clamper, V-type pressing
Set and axle sleeve are made using 420 stainless steel materials, between set type clamper and V-type press sleeve and V-type press sleeve and axle sleeve
Between have the gap of 10-20mm, the inner surface of set type clamper is provided with inner ring, and the lower end of set type clamper is provided with opening
And it is open and the angle between set type clamper is 30-60 degree.
2. the quick needle exchange axle of turbine hand machine portable according to claim 1, it is characterised in that the inner ring is pressed from both sides with set type
Laser welding technology phase is used between holder, between set type clamper and V-type press sleeve and between V-type press sleeve and axle sleeve
Even, set type clamper, V-type press sleeve and axle sleeve are walked core machine and are processed using CNC high accuracy.
3. the quick needle exchange axle of turbine hand machine portable according to claim 1 and 2, it is characterised in that the set type clamping
Device, V-type press sleeve and axle sleeve are entered using annealing process and set type clamper, V-type press sleeve and axle sleeve using centreless grinding
Row polishing is processed.
4. the quick needle exchange axle of turbine hand machine portable according to claim 1, it is characterised in that the set type clamper
External diameter is 2.45-2.5mm, and set type clamper is internally provided with 2mm clamping positions long, and the internal diameter for clamping position is 1.4-1.6mm, is opened
The width of mouth is 0.25mm, and the width of V-type press sleeve is 2.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620901779.9U CN206239535U (en) | 2016-08-13 | 2016-08-13 | A kind of quick needle exchange axle of turbine hand machine portable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620901779.9U CN206239535U (en) | 2016-08-13 | 2016-08-13 | A kind of quick needle exchange axle of turbine hand machine portable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206239535U true CN206239535U (en) | 2017-06-13 |
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ID=58998139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620901779.9U Active CN206239535U (en) | 2016-08-13 | 2016-08-13 | A kind of quick needle exchange axle of turbine hand machine portable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206239535U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107714196A (en) * | 2016-08-13 | 2018-02-23 | 谭小勇 | A kind of quick needle exchange axle of turbine hand machine portable |
-
2016
- 2016-08-13 CN CN201620901779.9U patent/CN206239535U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107714196A (en) * | 2016-08-13 | 2018-02-23 | 谭小勇 | A kind of quick needle exchange axle of turbine hand machine portable |
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