CN203599930U - Workpiece clamping device - Google Patents
Workpiece clamping device Download PDFInfo
- Publication number
- CN203599930U CN203599930U CN201320812871.4U CN201320812871U CN203599930U CN 203599930 U CN203599930 U CN 203599930U CN 201320812871 U CN201320812871 U CN 201320812871U CN 203599930 U CN203599930 U CN 203599930U
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- CN
- China
- Prior art keywords
- anvil assembly
- folder
- clamping
- head pedestal
- piston
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a workpiece clamping device. The workpiece clamping device comprises a torque motor, a main shaft, a chuck body, a clamping anvil assembly, a workhead body, a lever mechanism, a piston and a clamping adjustment device. The torque motor and the main shaft are located on the workhead body. The main shaft is vertically arranged and driven by the torque motor. The end portion of the lower end of the chuck body is provided with a cavity. The upper portion of the chuck body is fixed into the cavity. The lower portion of the chuck body is used for clamping a machined workpiece. The clamping anvil assembly comprises a first clamping anvil component, a second clamping anvil component and a third clamping anvil component, wherein the first clamping anvil component is fixed to the workhead body. The workpiece clamping device is simple in structure and capable of conveniently conducting clamping, can be freely adjusted in the clamping process according to the different thicknesses of clamped workpieces, and can meet the requirements for machining different machined workpieces.
Description
Technical field
The utility model relates to technology of Machine Tool field, is specifically related to the work holder on a kind of lathe.
Background technology
Lathe (English name: machine tool) refers to the machine of manufacturing machine, also claims machine-tool or toolroom machine, is called for short traditionally lathe.Generally be divided into Metal Cutting Machine Tool, forging machine tool and wood craft machines etc.In modern mechanical manufacturing, the method for processing equipment part is a lot: except machining, also have casting, forging, welding, punching press, extruding etc., in every case belong to the part that required precision is higher and surface roughness requirement is thinner, generally all need on lathe, finally process by the method for cutting.Lathe plays significant role in the construction of national economic modernization.
Utility model content
The utility model has overcome the deficiencies in the prior art, provides a kind of clamping easily for the work holder on lathe.
Consider the problems referred to above of prior art, according to the disclosed aspect of the utility model, the utility model by the following technical solutions:
A kind of work holder, comprises torque motor, main shaft, collet body, folder anvil assembly, workpiece head pedestal, leverage, piston, clamping adjusting device;
Described torque motor, main shaft are positioned on described workpiece head pedestal, and described main shaft vertically arranges, and are driven by described torque motor; The end of described collet body lower end is provided with a cavity, and the upper part of described collet body is fixed in described cavity, and the lower part of described collet body is used for clamping work piece;
Described folder anvil assembly comprises folder anvil assembly one, folder anvil assembly two, folder anvil assembly three, described folder anvil assembly one is fixed on described workpiece head pedestal, described folder anvil assembly one is hollow structure, described folder anvil assembly two is positioned at described hollow structure, on the lower end circumference of described folder anvil assembly two, be provided with secure component, on the end of described folder anvil assembly two lower ends, be provided with attachment screw, the outer rim of described attachment screw is by catch to stop one end of described secure component, and the other end of described secure component is stopped by an inwall of described folder anvil assembly one; Described folder anvil assembly three is rotatably connected on the upper end of described folder anvil assembly two, and described folder anvil assembly three is positioned on same vertical axis with described collet body; Described collet body coordinates with clamping work piece with described folder anvil assembly three;
Described leverage is positioned at a cavity of described workpiece head pedestal, and one end of described leverage is positioned at the below of the attachment screw on the end of described folder anvil assembly two lower ends, and the middle part of described leverage and described workpiece head pedestal are rotationally connected; The other end of described leverage stretches in described piston one groove, and described piston vertically arranges, and described piston one end is positioned at a cell body of described workpiece head pedestal, and this piston is also slidably connected with a cell body of described workpiece head pedestal;
The described piston other end is connected with described clamping adjusting device.
In order to realize better the utility model, further technical scheme is:
According to an embodiment of the present utility model, also comprise a connecting rod, in described workpiece head pedestal, arrange porosely, described connecting rod inserts in the hole of described workpiece head pedestal, and described connecting rod lower end is rotationally connected by a rotating shaft and described leverage.
According to an embodiment of the present utility model, described clamping adjusting device comprises Adjusting bolt Adjusting screw, locking nut, and the described piston other end is through described Adjusting bolt Adjusting screw, and described locking nut is connected to the described piston other end and is stuck in described Adjusting bolt Adjusting screw.
According to an embodiment of the present utility model, on the external diameter of described Adjusting bolt Adjusting screw, be fixedly connected with described workpiece head pedestal by a fixed cover.
The utility model can also be:
According to an embodiment of the present utility model, described secure component comprises packing ring and hold-down nut.
Compared with prior art, one of the beneficial effects of the utility model are:
Work holder of the present utility model, has simple in structure, clamping convenience, is held the different-thickness of part in clamping process according to difference, can regulate arbitrarily, can meet the process requirements of different work pieces.
Accompanying drawing explanation
For clearer explanation present specification embodiment or technical scheme of the prior art, to the accompanying drawing of required use in the description of embodiment or prior art be briefly described below, apparently, the accompanying drawing the following describes is only the reference to some embodiment in present specification, for those skilled in the art, in the situation that not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is according to the structural representation of the work holder of an embodiment of the utility model.
The specific embodiment
Below in conjunction with embodiment, the utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Fig. 1 is according to the structural representation of the work holder of an embodiment of the utility model.A kind of work holder as shown in Figure 1, comprises torque motor 1, main shaft 2, collet body 3, folder anvil assembly 4, workpiece head pedestal 5, leverage 6, piston 7, clamps adjusting device 8.
Described torque motor 1, main shaft 2 are positioned on described workpiece head pedestal 5, and described main shaft 2 vertically arranges, and are driven by described torque motor 1; The end of described collet body 3 lower ends is provided with a cavity 21, and the upper part 31 of described collet body 3 is fixed in described cavity 21, and the lower part 32 of described collet body 3 is for clamping work piece 9.
Described folder anvil assembly 4 comprises folder anvil assembly 1, folder anvil assembly 2 42, folder anvil assembly 3 43, described folder anvil assembly 1 is fixed on described workpiece head pedestal 5, described folder anvil assembly 1 is hollow structure, described folder anvil assembly 2 42 is positioned at described hollow structure, on the lower end circumference of described folder anvil assembly 2 42, be provided with secure component 44, secure component 44 is fastened between folder anvil assembly 1 and folder anvil assembly 2 42, on the end of described folder anvil assembly 2 42 lower ends, be provided with attachment screw 421, the outer rim of described attachment screw 421 by catch 422 to stop one end of described secure component 44, the other end of described secure component 44 is stopped by an inwall of described folder anvil assembly 1, described folder anvil assembly 3 43 is rotatably connected on the upper end of described folder anvil assembly 2 42, and described folder anvil assembly 3 43 is positioned on same vertical axis with described collet body 3, described collet body 3 coordinates with clamping work piece 9 with described folder anvil assembly 3 43.
Described leverage 6 is positioned at a cavity 51 of described workpiece head pedestal 5, one end 61 of described leverage 6 is positioned at the below of the attachment screw 421 on the end of described folder anvil assembly 2 42 lower ends, and middle part 62 and the described workpiece head pedestal 5 of described leverage 6 are rotationally connected; The other end 63 of described leverage 6 stretches in described piston 7 one grooves 71, and described piston 7 vertically arranges, and described piston 7 one end 72 are positioned at a cell body 52 of described workpiece head pedestal 5, and this piston 7 is also slidably connected with a cell body 52 of described workpiece head pedestal 5.
Described piston 7 other ends 73 are connected with described clamping adjusting device 8.
One preferred embodiment, described workpiece head pedestal 5 is interior to be arranged porosely 53, and described connecting rod 54 inserts in the hole 53 of described workpiece head pedestal 5, and described connecting rod 53 lower ends are rotationally connected with described leverage 6 by a rotating shaft 55.
Described clamping adjusting device 8 comprises Adjusting bolt Adjusting screw 81, locking nut 82, and described piston 7 other ends 73 are through described Adjusting bolt Adjusting screw 81, and described locking nut 82 is connected to described piston 7 other ends 73 and is stuck in described Adjusting bolt Adjusting screw 81.
On the external diameter of described Adjusting bolt Adjusting screw 81, be fixedly connected with described workpiece head pedestal 5 by a fixed cover 83.
Described secure component 44 comprises packing ring 441 and hold-down nut 442, and packing ring 441 contacts with an inwall of folder anvil assembly 1.
Another embodiment, the operation principle of work holder:
After delivering to assigned address by positioner, work piece drive leverage to be locked by hydraulic means.Main shaft adopts torque motor to drive, clamped rear, the torque motor drive main shaft rotation of workpiece, and folder anvil assembly, as driven, utilizes frictional force to drive work piece to rotate.The required clamping force that leverage provides for being held workpiece, its power can adopt hydraulic drive piston to clamp, and utilizes lever principle to transmit clamping force and clamps work piece with this, and backward stroke of the piston can adopt mechanical backhaul.Be wherein that while meeting workpiece rotation, the secondary part of anvil assembly as rotation pressed from both sides in smooth and easy employing, the effect that clamps adjusting device is the demand in order to meet different work pieces, can carry out the stroke of regulating piston by Adjusting bolt Adjusting screw and lock nut, and then meet the work piece of different-thickness.
In this description, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is and the difference of other embodiment, identical similar part cross-references between each embodiment.
" embodiment ", " another embodiment ", " embodiment " that spoken of in this manual, etc., refer to specific features, structure or the feature described in conjunction with this embodiment and be included at least one embodiment that the application's generality describes.In description, multiple local appearance statement of the same race is not necessarily to refer to same embodiment.Furthermore, while describing a specific features, structure or feature in conjunction with arbitrary embodiment, what advocate is to realize this feature, structure or feature in conjunction with other embodiment also to drop in scope of the present utility model.
Although the utility model is described with reference to multiple explanatory embodiment of the present utility model here, but, should be appreciated that, those skilled in the art can design a lot of other modification and embodiments, and these are revised and within embodiment will drop on the disclosed principle scope and spirit of the application.More particularly, in the scope of, accompanying drawing open in the application and claim, can carry out multiple modification and improvement to the building block of subject combination layout and/or layout.Except modification that building block and/or layout are carried out with improving, to those skilled in the art, other purposes will be also obvious.
Claims (5)
1. a work holder, is characterized in that, comprises torque motor, main shaft, collet body, folder anvil assembly, workpiece head pedestal, leverage, piston, clamping adjusting device;
Described torque motor, main shaft are positioned on described workpiece head pedestal, and described main shaft vertically arranges, and are driven by described torque motor; The end of described collet body lower end is provided with a cavity, and the upper part of described collet body is fixed in described cavity, and the lower part of described collet body is used for clamping work piece;
Described folder anvil assembly comprises folder anvil assembly one, folder anvil assembly two, folder anvil assembly three, described folder anvil assembly one is fixed on described workpiece head pedestal, described folder anvil assembly one is hollow structure, described folder anvil assembly two is positioned at described hollow structure, on the lower end circumference of described folder anvil assembly two, be provided with secure component, on the end of described folder anvil assembly two lower ends, be provided with attachment screw, the outer rim of described attachment screw is by catch to stop one end of described secure component, and the other end of described secure component is stopped by an inwall of described folder anvil assembly one; Described folder anvil assembly three is rotatably connected on the upper end of described folder anvil assembly two, and described folder anvil assembly three is positioned on same vertical axis with described collet body; Described collet body coordinates with clamping work piece with described folder anvil assembly three;
Described leverage is positioned at a cavity of described workpiece head pedestal, and one end of described leverage is positioned at the below of the attachment screw on the end of described folder anvil assembly two lower ends, and the middle part of described leverage and described workpiece head pedestal are rotationally connected; The other end of described leverage stretches in described piston one groove, and described piston vertically arranges, and described piston one end is positioned at a cell body of described workpiece head pedestal, and this piston is also slidably connected with a cell body of described workpiece head pedestal;
The described piston other end is connected with described clamping adjusting device.
2. work holder according to claim 1, it is characterized in that, also comprise a connecting rod, in described workpiece head pedestal, arrange porose, described connecting rod inserts in the hole of described workpiece head pedestal, and described connecting rod lower end is rotationally connected by a rotating shaft and described leverage.
3. work holder according to claim 1, it is characterized in that, described clamping adjusting device comprises Adjusting bolt Adjusting screw, locking nut, and the described piston other end is through described Adjusting bolt Adjusting screw, and described locking nut is connected to the described piston other end and is stuck in described Adjusting bolt Adjusting screw.
4. work holder according to claim 3, is characterized in that, on the external diameter of described Adjusting bolt Adjusting screw, is fixedly connected with described workpiece head pedestal by a fixed cover.
5. work holder according to claim 1, is characterized in that, described secure component comprises packing ring and hold-down nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320812871.4U CN203599930U (en) | 2013-12-10 | 2013-12-10 | Workpiece clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320812871.4U CN203599930U (en) | 2013-12-10 | 2013-12-10 | Workpiece clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203599930U true CN203599930U (en) | 2014-05-21 |
Family
ID=50712629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320812871.4U Expired - Fee Related CN203599930U (en) | 2013-12-10 | 2013-12-10 | Workpiece clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203599930U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103639798A (en) * | 2013-12-10 | 2014-03-19 | 四川富临集团成都机床有限责任公司 | Workpiece clamping device |
-
2013
- 2013-12-10 CN CN201320812871.4U patent/CN203599930U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103639798A (en) * | 2013-12-10 | 2014-03-19 | 四川富临集团成都机床有限责任公司 | Workpiece clamping device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140521 Termination date: 20161210 |