CN207077218U - A kind of collet chuck device - Google Patents
A kind of collet chuck device Download PDFInfo
- Publication number
- CN207077218U CN207077218U CN201720934821.1U CN201720934821U CN207077218U CN 207077218 U CN207077218 U CN 207077218U CN 201720934821 U CN201720934821 U CN 201720934821U CN 207077218 U CN207077218 U CN 207077218U
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- China
- Prior art keywords
- chuck
- mounting flange
- main shaft
- adapter
- nut
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Abstract
The utility model discloses a kind of collet chuck device, it is intended to solve the problems, such as be to workpiece position inaccurate, its drip irrigation device manually：A kind of collet chuck device, the chuck that introversion inclined-plane including the adapter being fixed on main shaft and adapter is fitted, the main shaft end face is fixedly installed mounting flange, the mounting flange is fixedly installed limited block, one end that workpiece stretches into chuck contacts at limited block, the pulling component for pulling chuck is provided between the main shaft and mounting flange, the tie rod hole for pulling component to pass through is offered on the mounting flange.A kind of collet chuck device of the present utility model, positioning are more accurate and simple to operate.
Description
Technical field
Jig field is the utility model is related to, more specifically, it relates to a kind of collet chuck device.
Background technology
Lathe is the equipment that can enter the operations such as driving, milling, plane, mill to workpiece, when substantially increasing work pieces process from
Dynamicization and processing efficiency, include main shaft on lathe, the end of main shaft is generally clamped with workpiece by fixture, and main shaft can band afterwards
Start building part rotation, while realize the operation to workpiece, collet is in fixture close to workpiece by other cutters or grinding tool
Common one kind, its pinching end is flexible, after workpiece is extend into collet, can be incited somebody to action by the contraction of collet
Workpiece clamping, now a workpiece part stretch into collet, it is necessary to processing is partially exposed at outside, pass through process tool pair
Workpiece is processed exposed to outside part, and the processing length of workpiece is to need accurately, is typically to lean in the prior art
The size that worker is extend into collet to workpiece is held, adjustment get up it is very troublesome, and can not accurately basis
It is required that workpiece is fixed.
Therefore need to propose a kind of new scheme to solve this problem.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of collet chuck device, have
Accurate positioning, it is easy to operate the advantages of.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of spring strut clamps
Put, including the chuck that the adapter and the introversion inclined-plane of adapter being fixed on main shaft are fitted, the main shaft end face are consolidated
Surely mounting flange is provided with, the mounting flange is fixedly installed limited block, and one end that workpiece stretches into chuck contacts at limited block,
The pulling component for pulling chuck is provided between the main shaft and mounting flange, is offered on the mounting flange for pulling
The tie rod hole that component passes through, the rod assembly are connected to chuck through tie rod hole.
By using above-mentioned technical proposal, pass through the mutual extruding on inclined-plane between chuck and adapter so that chuck can be with
Inwardly tighten up and clamp workpiece, in order that the length that workpiece stretches into chuck is more accurate, limited block is fixedly connected with mounting flange,
The size of limited block can be chosen according to the difference of workpiece size, and after limited block is installed on mounting flange, workpiece is stretched
Enter into chuck and make it that workpiece end and limited block end are inconsistent, now workpiece is positioned and completed, is pulled afterwards
Chuck is tightened up and clamps workpiece by component, is so achieved that workpiece stretches into being automatically positioned for chuck length, compared to human hand
Dynamic positioning is more accurate, simple to operate, saves the operating time.
The utility model is further arranged to：It is described to pull component to include the pull bar for being slidably arranged in main shaft, the pull bar
One end away from chuck drives transverse shifting by cylinder, and the other end has been connected through a screw thread pull-rod nut, the pull-rod nut position
Deviate from the side of chuck in the mounting flange, the mounting flange is provided with rear end nut close to the side of chuck, after described
End nut is fixedly connected on pull-rod nut by being arranged in the stay-bolt of tie rod hole, and the rear end nut is away from mounting flange
Side is connected by screw thread with chuck, between the pull-rod nut and main shaft, be respectively kept between rear end nut and adapter between
Gap.
By using above-mentioned technical proposal, pull bar is slidably arranged in main shaft, when pull bar drives mobile by cylinder, pull bar
Pull-rod nut and rear end nut can be driven to move together, rear end nut can drive chuck to be moved relative to adapter again, work as folder
Head to major axes orientation move when, chuck lateral wall and adapter lateral wall relatively move, and chuck side wall is by inclined plane
Extruding so that chuck is tightened up to centre, easy to operate simple so as to which Workpiece clamping be fixed.
The utility model is further arranged to：The gap width is 1-2mm.
By using above-mentioned technical proposal, workpiece is put into when chuck opens, pulls component to start afterwards and tightens up chuck,
Chuck is opened up into from chuck tighten up and pull total distance about 1-2mm of component movement, by gap width control in 1-2mm, just
In the movement for pulling component.
The utility model is further arranged to：The adapter is bolted to connection in mounting flange.
By using above-mentioned technical proposal, in operation, the position of adapter is motionless, so adapter is led to
Cross and be bolted on mounting flange, change also more convenient.
The utility model is further arranged to：Described limited block one end, which is threadably secured, is connected to mounting flange, another
End offers the centre bore headed into for workpiece tip.
By using above-mentioned technical proposal, the threaded one end of limited block is fixed on mounting flange, so for difference
Workpiece when, change that different size of limited block is also more convenient, and can adapt to the requirement of different processing lengths, limiting
The other end of position block offers centre bore, can be pushed against when workpiece inserts in centre bore, be easier to position and ensure work
Part does not glance off.
The utility model is further arranged to：The adapter side wall radially offers bolt hole, and bolt may pass through spiral shell
Keyhole is simultaneously pushed against in chuck side wall.
By using above-mentioned technical proposal, bolt hole is radially offered on adapter side wall, can be worn in bolt hole
Bolt and when bolt passing through bolt hole and when being pushed against in chuck side wall, chuck can be compressed further, prevent that chuck is loose
It is dynamic.
In summary, the utility model has the advantages that：
By setting limited block in chuck, limitation workpiece stretches into the length of chuck, so as to realize to the automatic fixed of workpiece
Position, it is simple to operate, more precisely.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure：1st, main shaft；2nd, adapter；3rd, chuck；4th, mounting flange；5th, limited block；6th, workpiece；7th, component is pulled；8、
Tie rod hole；9th, pull bar；10th, pull-rod nut；11st, rear end nut；12nd, stay-bolt；13rd, gap；14th, centre bore；15th, clamping jaw；
16th, connecting portion；17th, mounting hole；18th, bolt hole.
Embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
A kind of collet chuck device, as shown in figure 1, including main shaft 1, slide and be provided with the center line of 1 interior edge main shaft of main shaft 1
Pull bar 9, the one end of pull bar 9 can be driven by cylinder and moved, and the other end of pull bar 9 be provided with external screw thread, pull-rod nut 10 can
Realize and move forward and backward with pull bar 9, gap 13 is left between pull-rod nut 10 and mounting flange 4, can be 1-2mm, generally take
1.5mm, mounting flange 4 is bolted to connection on the end face of main shaft 1, cavity is formed between mounting flange 4 and pull bar 9,
And pull bar 9 can drive pull-rod nut 10 to be moved in cavity, after mounting flange 4 is additionally provided with away from the side of main shaft 1
End nut 11, it is fixedly connected by stay-bolt 12 between rear end nut 11 and pull-rod nut 10, is opened on mounting flange 4
There is tie rod hole 8, bushing is provided with tie rod hole 8, be easy to stay-bolt 12 to be locked pull-rod nut 10 and rear end nut 11
Tightly, stay-bolt 12, which slides, is located in tie rod hole 8 and can realize Relative sliding, and so rear end nut 11 can be with pull bar spiral shell
Mother 10 realizes movement, and certain gap 13 is left between end nut 11 and mounting flange 4 afterwards, can be 1-2mm, generally take
1.5mm, has also been bolted to connection adapter 2 on mounting flange 4, the inner hollow of adapter 2 and one end passes through spiral shell
Bolt is fixedly attached on mounting flange 4, and the other end is set in opening, is provided with the openend inwall of adapter 2 for pressing from both sides
The inclined plane of clinch ear 3, chuck 3 includes three clamping jaws 15, and leaves gap between adjacent two clamping jaw 15 so that when three folders
Can inwardly it be tightened up when pawl 15 is by inside extruding force, so as to which workpiece 6 be clamped；The lateral wall and adapter of three clamping jaws 15
2 inclined plane is inconsistent, and chuck 3 is extended with connecting portion 16 to towards the rear direction of end nut 11, and connecting portion 16 passes through screw thread
It is fixedly attached on rear end nut 11, it is traversing so as to be realized by the drive of rear end nut 11, in the side wall of adapter 2 radially
Bolt hole 18 is offered, bolt can be worn in bolt hole 18 and works as bolt passing through bolt hole 18 and is pushed against in the side wall of chuck 3
When, chuck 3 can further be compressed, prevent chuck 3 from loosening.
Mounting hole 17 is offered at the center of mounting flange 4, internal thread is provided with mounting hole 17, in mounting hole 17
Limited location block 5 is connected through a screw thread, during limited block 5 sets in cylinder and offered on the side end face close to workpiece 6
Heart hole 14, one end that workpiece 6 stretches into chuck 3 are pushed against into centre bore 14, and limited block 5 is threadedly attached on mounting flange 4,
Change get up it is more convenient, when workpiece 6 to be processed need stretch out chuck 3 length change when, can be spacing by changing
Block 5 realizes the regulation of location dimension, and precision is higher, and operation is more efficient.
When needing workpiece 6 being clamped on chuck 3, corresponding limited block 5 is selected according to the size of workpiece 6 first so that
The length that workpiece 6 stretches out chuck 3 is adapted to processing length, after limited block 5 is threadedly attached on mounting flange 4, by workpiece 6
Stretch into chuck 3, when the end of workpiece 6 and the abutting of limited block 5, pass through cylinder and pull pull bar 9 so that pull bar 9 is along main shaft 1
Heart line moves to away from the direction of chuck 3, and pull-rod nut 10 drives movement by pull bar 9, due to rear end nut 11 and pull-rod nut 10
Between connected by stay-bolt 12, so rear end nut 11 can and pull-rod nut 10 move together, connected on rear end nut 11
There is chuck 3, therefore chuck 3 can be driven to be moved to main shaft 1 direction, because adapter 2 is fixed, and chuck 3
The inclined plane of lateral surface and adapter 2 is inconsistent, when chuck 3 moves to the direction of main shaft 1, three side walls of clamping jaw 15 of chuck 3
It can be squeezed and inwardly tighten up, so as to which workpiece 6 be clamped.
Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (6)
1. a kind of collet chuck device, including the adapter (2) and the introversion inclined-plane phase of adapter (2) being fixed on main shaft (1)
It is bonded the chuck (3) set, it is characterised in that：Main shaft (1) end face is fixedly installed mounting flange (4), the Method for Installation
Blue (4) are fixedly installed limited block (5), and one end that workpiece (6) stretches into chuck (3) contacts at limited block (5), the main shaft (1)
The pulling component (7) for pulling chuck (3) is provided between mounting flange (4), confession is offered on the mounting flange (4)
The tie rod hole (8) for pulling component (7) to pass through, the pulling component（7）Chuck (3) is connected to through tie rod hole (8).
A kind of 2. collet chuck device according to claim 1, it is characterised in that：The pulling component (7) includes sliding
The pull bar (9) of main shaft (1) is arranged on, the one end of the pull bar (9) away from chuck (3) drives transverse shifting, the other end by cylinder
It has been connected through a screw thread pull-rod nut（10）, the pull-rod nut（10）Deviate from the one of chuck (3) positioned at the mounting flange (4)
Side, the mounting flange (4) are provided with rear end nut (11) close to the side of chuck (3), and the rear end nut (11) is by wearing
Stay-bolt located at tie rod hole (8)（12）It is fixedly connected on pull-rod nut（10）, it is described after end nut (11) deviate from Method for Installation
The side of blue (4) is connected by screw thread with chuck (3), the pull-rod nut（10）Between main shaft (1), rear end nut (11) with
Gap (13) is respectively kept between adapter (2).
A kind of 3. collet chuck device according to claim 2, it is characterised in that：Gap (13) width is 1-2mm.
A kind of 4. collet chuck device according to claim 1, it is characterised in that：The adapter (2) is consolidated by bolt
Surely it is connected to mounting flange (4).
A kind of 5. collet chuck device according to claim 1, it is characterised in that：Described limited block (5) one end passes through spiral shell
Line is fixedly connected on mounting flange (4), and the other end offers the centre bore (14) headed into for workpiece (6) tip.
A kind of 6. collet chuck device according to claim 2, it is characterised in that：Adapter (2) side wall is radially
Bolt hole (18) is offered, bolt may pass through bolt hole (18) and push against in chuck (3) side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720934821.1U CN207077218U (en) | 2017-07-28 | 2017-07-28 | A kind of collet chuck device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720934821.1U CN207077218U (en) | 2017-07-28 | 2017-07-28 | A kind of collet chuck device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207077218U true CN207077218U (en) | 2018-03-09 |
Family
ID=61423724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720934821.1U Active CN207077218U (en) | 2017-07-28 | 2017-07-28 | A kind of collet chuck device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207077218U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108942329A (en) * | 2018-06-21 | 2018-12-07 | 歌尔股份有限公司 | Machinofacture positioning device |
-
2017
- 2017-07-28 CN CN201720934821.1U patent/CN207077218U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108942329A (en) * | 2018-06-21 | 2018-12-07 | 歌尔股份有限公司 | Machinofacture positioning device |
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