CN218517740U - Hydraulic chuck of numerical control lathe for medium-large thin-wall annular parts - Google Patents
Hydraulic chuck of numerical control lathe for medium-large thin-wall annular parts Download PDFInfo
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- CN218517740U CN218517740U CN202222373316.8U CN202222373316U CN218517740U CN 218517740 U CN218517740 U CN 218517740U CN 202222373316 U CN202222373316 U CN 202222373316U CN 218517740 U CN218517740 U CN 218517740U
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- chuck
- movable mounting
- wall annular
- numerical control
- control lathe
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Abstract
The utility model relates to a clamping device technical field just discloses a well large-scale thin wall annular part numerical control lathe hydraulic chuck, which comprises a disc body, disk body top movable mounting has the positioning disk, the top movable mounting of positioning disk has the elasticity dish that rises, the below movable mounting of disk body has chuck flange, a plurality of nut hole has been seted up on the chuck flange, chuck flange below movable mounting has the pull rod. The hydraulic chuck of the medium-large thin-wall annular part numerical control lathe has the advantages of compact structure, small size, light weight, no noise, stable and reliable transmission clamping, and capability of completely changing the unstable clamping phenomenon of the thin-wall annular part processed by the traditional hydraulic (pneumatic) chuck.
Description
Technical Field
The utility model relates to a clamping device technical field specifically is a medium-and-large-scale thin wall annular part numerical control lathe hydraulic chuck.
Background
The chuck is a mechanical device used for clamping workpieces on a machine tool, and is a machine tool accessory for clamping and positioning the workpieces by utilizing the radial movement of movable jaws uniformly distributed on a chuck body, the chuck generally comprises the chuck body, the movable jaws and a jaw driving mechanism 3, the diameter of the chuck body is 65 mm at the minimum and can reach 1500 mm at the maximum, and a through hole is formed in the center so that the workpieces or bar materials can pass through; the back part is provided with a cylindrical or short conical structure and is connected with the end part of a main shaft of a machine tool directly or through a flange plate, and the chuck is usually arranged on a lathe, a cylindrical grinding machine and an internal grinding machine for use and is particularly suitable for clamping high-precision thin-wall annular parts to perform end surface and outer diameter precision machining; can be widely applied to the manufacturing industries of national defense national machines such as bearings, automobiles, shipbuilding, spaceflight, war industry, engineering machinery and the like.
At present, soft claws are usually designed on a universal chuck of a lathe (grinding) machine for precision machining and clamping of medium and large thin-wall annular parts, the method is used for designing special soft claws according to the shapes of the parts, the soft claws are complex and difficult to manufacture, the debugging precision time is long, the diameter precision of thin-wall annular parts with slightly larger clamping diameters cannot be controlled, the manufacturing cost of the soft claws is higher, and the like.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a well large-size thin wall annular part numerical control lathe hydraulic chuck possesses compact structure, small in size, light in weight, and noiselessness, transmission press from both sides advantages such as tight reliable and stable, have solved the complicated manufacturing difficulty of soft claw, and the debugging precision is long time, and the diameter precision can not be controlled to the thin wall ring spare of centre gripping diameter slightly big point, the higher problem of soft claw manufacturing cost moreover.
(II) technical scheme
For realize above-mentioned compact structure, small in size, light in weight, noiselessness, transmission press from both sides reliable and stable purpose, the utility model provides a following technical scheme: the utility model provides a well large-scale thin wall annular part numerical control lathe hydraulic chuck, includes the disk body, movable mounting has hexagon socket head cap screw in the third on the disk body, disk body top movable mounting has the positioning disk, movable mounting has hexagon socket head cap screw in the second on the positioning disk, the top movable mounting of positioning disk has the elasticity dish that rises, movable mounting has first hexagon socket head cap screw on the elasticity dish that rises, the below movable mounting of disk body has chuck flange, a plurality of nut hole has been seted up on the chuck flange, chuck flange below movable mounting has the pull rod.
Preferably, the number of the second hexagon socket head cap screws is six, and the second hexagon socket head cap screws are uniformly distributed on the positioning plate.
Preferably, the number of the third hexagon socket head cap screws is eleven, and the third hexagon socket head cap screws are uniformly distributed on the chuck connecting flange.
(III) advantageous effects
Compared with the prior art, the utility model provides a well large-scale thin wall annular part numerical control lathe hydraulic chuck possesses following beneficial effect:
1. the hydraulic chuck of the numerical control lathe for the medium-large thin-wall annular parts has the advantages of compact structure, small volume, light weight, no noise and stable and reliable transmission clamping, and completely changes the unstable clamping phenomenon of the thin-wall annular parts processed by the traditional hydraulic (pneumatic) chuck.
Drawings
FIG. 1 is an exploded view of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
fig. 3 is a schematic view of the assembly structure of the present invention.
In the figure: the device comprises a first inner hexagon bolt 1, an elastic expansion disc 2, a second inner hexagon bolt 3, a positioning disc 4, a third inner hexagon bolt 5, a disc body 6, a chuck connecting flange 7 and a pull rod 8.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-3, a medium-large thin-wall annular part numerical control lathe hydraulic chuck comprises a chuck body 6, wherein a third inner hexagon bolt 5 is movably mounted on the chuck body 6, the number of the third inner hexagon bolts 5 is eleven, a positioning disk 4 is movably mounted above the chuck body 6, a second inner hexagon bolt 3 is movably mounted on the positioning disk 4, the number of the second inner hexagon bolt 3 is six, the second inner hexagon bolt is uniformly distributed on the positioning disk 4, an elastic expansion disk 2 is movably mounted above the positioning disk 4, a first inner hexagon bolt 1 is movably mounted on the elastic expansion disk 2, a chuck connecting flange 7 is movably mounted below the chuck body 6, a plurality of nut holes are formed in the chuck connecting flange 7, a pull rod 8 is movably mounted below the chuck connecting flange 7, the pull rod 8 and the elastic expansion disk 2 are connected and fixed through the first inner hexagon bolt 1 and then are in threaded connection with a machine tool spindle pull rod, and the chuck connecting flange 7 and the chuck body 6 are connected with the machine tool spindle flange through the third inner hexagon bolt 5; the positioning plate 4 is fixed on the plate body 6 by a second hexagon socket head cap screw 3.
When the device is used, the axial movement of the pull rod 8 is controlled through the machine tool hydraulic pressure (pneumatic) to drive the elastic expansion disc 2 to open and contract so as to perform precise positioning and clamping on a workpiece, the axial movement of the pull rod 8 and the disc body 6 limit the stroke through steps, the chuck connecting flange 7 is manufactured according to the international standard, the device can be suitable for any numerical control lathe (grinding) to perform precise machining on thin-wall annular parts, and parts with different sizes can be machined by replacing the elastic expansion discs 2 with different models and the positioning discs 4 with different models.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a large-size thin wall annular part numerical control lathe hydraulic chuck, includes disk body (6), its characterized in that: the utility model discloses a quick-witted, including disk body (6), movable mounting has third hexagon socket head cap screw (5) on the disk body (6), disk body (6) top movable mounting has positioning disk (4), movable mounting has second hexagon socket head cap screw (3) on positioning disk (4), the top movable mounting of positioning disk (4) has elasticity dish (2) that rises, elasticity rises and goes up movable mounting on dish (2) has first hexagon socket head cap screw (1), the below movable mounting of disk body (6) has chuck flange (7), a plurality of nut hole has been seted up on chuck flange (7), chuck flange (7) below movable mounting has pull rod (8).
2. The hydraulic chuck of the numerical control lathe for medium and large thin-wall annular parts according to claim 1, characterized in that: the number of the second inner hexagon bolts (3) is six, and the second inner hexagon bolts are uniformly distributed on the positioning disc (4).
3. The hydraulic chuck of the numerical control lathe for medium and large thin-wall annular parts according to claim 1, characterized in that: the number of the third inner hexagonal bolts (5) is eleven, and the third inner hexagonal bolts are uniformly distributed on the chuck connecting flange (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222373316.8U CN218517740U (en) | 2022-09-07 | 2022-09-07 | Hydraulic chuck of numerical control lathe for medium-large thin-wall annular parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222373316.8U CN218517740U (en) | 2022-09-07 | 2022-09-07 | Hydraulic chuck of numerical control lathe for medium-large thin-wall annular parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218517740U true CN218517740U (en) | 2023-02-24 |
Family
ID=85245166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222373316.8U Active CN218517740U (en) | 2022-09-07 | 2022-09-07 | Hydraulic chuck of numerical control lathe for medium-large thin-wall annular parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218517740U (en) |
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2022
- 2022-09-07 CN CN202222373316.8U patent/CN218517740U/en active Active
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