CN205765144U - High precision elastic collet chuck fixing device - Google Patents
High precision elastic collet chuck fixing device Download PDFInfo
- Publication number
- CN205765144U CN205765144U CN201620472532.XU CN201620472532U CN205765144U CN 205765144 U CN205765144 U CN 205765144U CN 201620472532 U CN201620472532 U CN 201620472532U CN 205765144 U CN205765144 U CN 205765144U
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- China
- Prior art keywords
- collet chuck
- elastic collet
- high precision
- fixing device
- fixture
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Abstract
The utility model discloses a kind of high precision elastic collet chuck fixing device, including one first fixture, one it is fixed on the locking member of described first fixture, a card-bit part and some rolling members, described card-bit part coordinates and is formed a raceway with described locking member, and described some rolling members are contained in described raceway and contact with described locking member and described card-bit part.High precision elastic collet chuck fixing device in this utility model is coordinated with card-bit part and locking member by rolling member, it is to avoid the first fixture and the generation dynamic friction of held elastic collet chuck, it is ensured that assembly precision, improves service life.
Description
Technical field
This utility model relates to machine tool mounting technology field, is specifically related to a kind of high accuracy bullet
Property collet chuck fixing device.
Background technology
The demand soared along with economic development and technology, increasing new technique continues to bring out,
Mechanical processing industry is also being a dark horse, especially the main shaft industry technology wound of position oneself at the forefront
The most clearly.As one of high-speed electric main shaft core adnexa, the fixing dress of high precision elastic collet chuck
Put the new highlight becoming development.Along with working (machining) efficiency and machining accuracy are wanted by every profession and trade
Asking, machine tooling is strong toward the big shock resistance of roughing moment of torsion, and the fast surface accuracy of polish rotating speed is high
Direction is developed.Roughing and polish developing direction require that the elastic collet chuck that main shaft uses needs simultaneously
Meet the requirement that chucking power is big and clamp precision is high.
Present stage market occur various types of high precision elastic collet chucks but due to fixed structure not
Rationally, collet chuck does not often reach assembling essence when being arranged on handle of a knife by locking nut locking in high precision
Degree requirement.
Utility model content
In order to overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of high-precision
Degree elastic collet chuck fixing device.
The purpose of this utility model realizes by the following technical solutions:
A kind of high precision elastic collet chuck fixing device, including one first fixture, one is fixed on institute
Stating the locking member of the first fixture, a card-bit part and some rolling members, described card-bit part is with described
Locking member coordinates and is formed a raceway, and described some rolling members are contained in described raceway and with described
Locking member and the contact of described card-bit part.
Preferably, described precision elastic collet chuck fixing device also includes a balance ring, described balance
Ring is fixed on described first fixture so that described high precision elastic collet chuck fixing device dynamic balancing.
Preferably, described balance ring is made up of aviation aluminum alloy material.
Preferably, described balance ring and described first fixture interference fit.
Preferably, described first fixture is provided with an installing hole, and described card-bit part is provided with one and institute
State the clamping hole of installing hole connection.
Preferably, described installing hole is a bellmouth.
Preferably, described clamping hole is provided with an accepting groove, and described accepting groove is ringwise.
Preferably, described some rolling members are ball.
Preferably, described first fixture includes that a locating shaft, described locking member are provided with a location
Hole, described locating shaft is installed in hole, described location, makes described first fixture and described locking
Part assembly precision improves.
Compared to existing technology, the beneficial effects of the utility model are:
(1) high precision elastic collet chuck fixing device of the present utility model passes through rolling member and screens
Part and locking member coordinate, it is to avoid the first fixture produces to move with held elastic collet chuck and rubs
Wipe, it is ensured that assembly precision, improve service life.
(2) high precision elastic collet chuck fixing device of the present utility model uses balance ring to reach
Dynamic balancing, effectively eliminates windage and noise.
(3) the first fixture of high precision elastic collet chuck fixing device of the present utility model and lock
Tight part is coordinated with hole, location by locating shaft, plays and guides and the effect of location, improves assembling essence
Degree, when the first fixture coordinates installation cutter by locating shaft with hole, location with locking member, repeats
Precision is high, positioning precision is high.
(4) the locking member wholecircle of high precision elastic collet chuck fixing device of the present utility model is symmetrical
Design can ensure that locking member center of rotation overlaps with barycenter, can ensure that dynamic balance performance during high speed,
High speed dynamic accuracy is can guarantee that after finally guaranteeing clamping cutter.
Accompanying drawing explanation
Fig. 1 is a structural representation of this utility model high precision elastic collet chuck fixing device.
Fig. 2 be a locking member of high precision elastic collet chuck fixing device of Fig. 1, a card-bit part and
The schematic diagram that one rolling member coordinates.
Fig. 3 is a use view of the high precision elastic collet chuck fixing device of Fig. 1.
In figure: 100, high precision elastic collet chuck fixing device；10, the first fixture；12、
Locating shaft；14, installing hole；20, balance ring；30, locking member；32, hole, location；34、
Outer raceway；40, card-bit part；41, clamping hole；42, interior raceway；44, accepting groove；50、
Rolling member；60, raceway；70, high precision elastic collet chuck.
Detailed description of the invention
A kind of high precision elastic collet chuck fixing device 100 as shown in Figure 1 to Figure 2 is used for fixing
One high precision elastic collet chuck 70, described high precision elastic collet chuck fixing device 100 includes one
One fixture 10, balance ring 20, locking member 30, card-bit part 40 and some rollings
Part 50.
Described first fixture 10 includes a locating shaft 12.Described first fixture 10 also sets
There is an installing hole 14.Described installing hole 14 is located in described locating shaft 12.In an embodiment
In, described installing hole 14 is a bellmouth.In one embodiment, described first fixture 10
It it is a handle of a knife.Described balance ring 20 is made up of aviation aluminum alloy material.
Described locking member 30 is provided with hole, location 32 and an outer raceway 34.In one embodiment,
Described outer raceway 34 is roughly annular.Described card-bit part 40 is provided with in a clamping hole 41,
Raceway 42 and an accepting groove 44.Described interior raceway 42 is positioned at the outside of described card-bit part 40,
Described accepting groove 44 is positioned at the edge in described clamping hole 41.Described some rolling members 50 are rolling
Pearl.In one embodiment, described locking member 30 is a nut.
When assembling described high precision elastic collet chuck fixing device 100, described balance ring 20 and institute
State the first fixture 10 interference fit, thus be fixed on described first fixture 10.Described
The locating shaft 12 of one fixture 10 is contained in the hole, location 32 of described locking member 30.Described card
Position part 40 is contained in described locking member 30, the interior raceway 42 of the most described card-bit part 40 and institute
The outer raceway 34 stating locking member 30 forms a raceway 60.Described some rolling members 50 are contained in
Described raceway 60.Described clamping hole 41 connects with described installing hole 14.
Please continue to refer to Fig. 3, when using described high precision elastic collet chuck fixing device 100, institute
State high precision elastic collet chuck 70 elastic shrinkage install from the clamping hole 41 of described card-bit part 40 into
In the installing hole 14 of described first fixture 10, the tapering of described installing hole 14 and described height
The tapering of precision elastic collet chuck 70 is identical.Described locking member 30 rotates in fixation procedure, described
Rolling member 50 rotates relative to described outer raceway 34 and described interior raceway 42, makes described high accuracy
Elastic collet chuck 70 surface and installing hole 14 surface are static friction, it is ensured that assembly precision, improve
Service life.
The tapering of installing hole 14 and described high precision elastic collet chuck on described first fixture 10
70 taperings are identical, assemble the latter two and fit tightly, and the receipts of described high precision elastic collet chuck 70
Stern construction is outer circular shape, and described first fixture 10 is received at described high precision elastic collet chuck 70
One diameter bigger endoporus is set outside stern construction, it is ensured that the two retains appropriate clearance, assembles
Journey does not contacts, and makes described high precision elastic collet chuck fixing device 100 not to described high precision elastic
Collet chuck 70 finishes up structure force, with guarantee described high precision elastic collet chuck 70 head have uniformly and
Enough elasticity.
When a cutter (not shown) installed by described high precision elastic collet chuck 70, dismounting is described
During locking member 30, described card-bit part 40 is conflicted with described high precision elastic collet chuck 70 and presses
Described high precision elastic collet chuck 70, makes described locking member 30 automatically take out of.
Described locking member 30 wholecircle symmetric design can ensure that described locking member 30 center of rotation and matter
The heart overlaps, and can ensure that dynamic balance performance, can guarantee that after finally guaranteeing cutter described in clamping during high speed
High speed dynamic accuracy.
In one embodiment, described first fixture 10 is BT pattern handle of a knife, and first fixes
Part 10 interface can be other any handle of a knife interface formats such as HSK, ISO.
In another embodiment, described first fixture 10 is a main shaft.
It will be apparent to those skilled in the art that can technical scheme as described above and structure
Think, make other various corresponding changes and deformation, and all these changes and deformation
Within all should belonging to this utility model scope of the claims.
Claims (9)
1. a high precision elastic collet chuck fixing device, is fixed on including one first fixture and one
The locking member of described first fixture, it is characterised in that: the fixing dress of described high precision elastic collet chuck
Putting and also include a card-bit part and some rolling members, described card-bit part coordinates with described locking member and shape
Become a raceway, described some rolling members be contained in described raceway and with described locking member and described card
Position part contact.
High precision elastic collet chuck fixing device the most according to claim 1, it is characterised in that:
It is described that described precision elastic collet chuck fixing device also includes that a balance ring, described balance ring are fixed on
First fixture is so that described high precision elastic collet chuck fixing device dynamic balancing.
High precision elastic collet chuck fixing device the most according to claim 2, it is characterised in that:
Described balance ring is made up of aviation aluminum alloy material.
High precision elastic collet chuck fixing device the most according to claim 2, it is characterised in that:
Described balance ring and described first fixture interference fit.
High precision elastic collet chuck fixing device the most according to claim 1, it is characterised in that:
Described first fixture is provided with an installing hole, and described card-bit part is provided with one and connects with described installing hole
Clamping hole.
High precision elastic collet chuck fixing device the most according to claim 5, it is characterised in that:
Described installing hole is a bellmouth.
High precision elastic collet chuck fixing device the most according to claim 5, it is characterised in that:
Described clamping hole is provided with an accepting groove, and described accepting groove is ringwise.
High precision elastic collet chuck fixing device the most according to claim 1, it is characterised in that:
Described some rolling members are ball.
High precision elastic collet chuck fixing device the most according to claim 1, it is characterised in that:
Described first fixture includes that a locating shaft, described locking member are provided with a hole, location, described location
Axle is installed in hole, described location, makes described first fixture carry with described locking member assembly precision
High.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620472532.XU CN205765144U (en) | 2016-05-20 | 2016-05-20 | High precision elastic collet chuck fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620472532.XU CN205765144U (en) | 2016-05-20 | 2016-05-20 | High precision elastic collet chuck fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205765144U true CN205765144U (en) | 2016-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620472532.XU Active CN205765144U (en) | 2016-05-20 | 2016-05-20 | High precision elastic collet chuck fixing device |
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| Country | Link |
|---|---|
| CN (1) | CN205765144U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105773261A (en) * | 2016-05-20 | 2016-07-20 | 广州市昊志机电股份有限公司 | High-precision elastic barrel clamp fixing device |
-
2016
- 2016-05-20 CN CN201620472532.XU patent/CN205765144U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105773261A (en) * | 2016-05-20 | 2016-07-20 | 广州市昊志机电股份有限公司 | High-precision elastic barrel clamp fixing device |
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| GR01 | Patent grant |