CN220178199U - Clamping mechanism for turning thin-wall round pipe - Google Patents
Clamping mechanism for turning thin-wall round pipe Download PDFInfo
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- CN220178199U CN220178199U CN202321129904.5U CN202321129904U CN220178199U CN 220178199 U CN220178199 U CN 220178199U CN 202321129904 U CN202321129904 U CN 202321129904U CN 220178199 U CN220178199 U CN 220178199U
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- Prior art keywords
- turning
- thin
- chuck
- mounting block
- clamping mechanism
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- 230000007246 mechanism Effects 0.000 title claims abstract description 20
- 239000012790 adhesive layer Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 230000035939 shock Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 3
- 210000000078 claw Anatomy 0.000 description 17
- 238000003754 machining Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 238000013016 damping Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
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- Gripping On Spindles (AREA)
Abstract
The utility model discloses a clamping mechanism for turning a thin-walled circular tube, which comprises the following components: a chuck for connection with a turning spindle of a lathe such that the chuck can rotate following the turning spindle; the clamping jaw is movably arranged on the chuck and used for clamping a workpiece; the mounting block is arranged on the clamping jaw and located at one end of the clamping jaw away from the chuck, the mounting block extends towards the direction close to the rotation center of the chuck, one end of the mounting block close to the rotation center of the chuck is a jacking end, and the mounting block can move along with the clamping jaw so that the jacking end jacks the outer surface of the workpiece when the clamping jaw clamps the workpiece. The utility model can facilitate the processing of the thin-wall pipe part and prevent the thin-wall pipe part from deforming in the processing process.
Description
Technical Field
The utility model relates to the technical field of turning clamping mechanisms, in particular to a clamping mechanism for turning a thin-wall round pipe.
Background
In lathe machining, a thin-wall pipe is extremely difficult to machine in the turning process. Vibration deformation is easily generated during turning. Because the part is thin in wall, the workpiece is easy to vibrate and deform under the action of cutting force (mainly radial cutting force), and the size, position accuracy and surface roughness of the workpiece are affected. Particularly when the length ratio is more than three times of the diameter, vibration caused by machining directly causes that the part cannot be machined. The traditional mode is to adopt the center frame to support so as to ensure that the center frame can be turned. The problem also produces from this, and the center rest must have very high requirement to product surface quality, when the product surface is cast blank face, then unable use, and the center rest volume is heavy, and the upper and lower lathe is difficult, and the debugging is difficult.
Disclosure of Invention
The utility model provides a clamping mechanism for turning a thin-wall circular tube, which can facilitate the machining of a thin-wall tubular part and prevent the thin-wall tubular part from deforming in the machining process.
In order to solve the technical problems, the utility model provides a clamping mechanism for turning a thin-walled circular tube, which comprises:
a chuck for connection with a turning spindle of a lathe such that the chuck can rotate following the turning spindle;
the clamping jaw is movably arranged on the chuck and used for clamping a workpiece;
the mounting block is arranged on the clamping jaw and located at one end of the clamping jaw away from the chuck, the mounting block extends towards the direction close to the rotation center of the chuck, one end of the mounting block close to the rotation center of the chuck is a jacking end, and the mounting block can move along with the clamping jaw so that the jacking end jacks the outer surface of the workpiece when the clamping jaw clamps the workpiece.
Preferably, the top end is provided with a soft component for damping.
Preferably, in the above technical solution, the soft component is rubber.
Preferably, in the above technical solution, the top end is formed with an arc surface that is matched with the outer surface of the workpiece and is concave inwards.
Preferably, in the above technical solution, the rubber is attached to the circular arc surface.
Preferably, the mounting block is detachably connected with the claw.
Preferably, the mounting block is connected with the front end of the claw through a bolt.
Preferably, in the above technical solution, the mounting block is a metal block.
Preferably, the rubber is a sheet-shaped rubber material.
As a preferable mode of the above technical scheme, an adhesive layer is provided on the inner side surface of the rubber, and the inner side surface of the rubber is adhered to the circular arc surface through the adhesive layer so that the rubber is adhered to the circular arc surface.
The utility model provides a clamping mechanism for turning a thin-wall round pipe, which comprises a chuck, a claw and a mounting block, wherein the mounting block is arranged on the claw and is positioned at one end far away from the chuck, the center position of the chuck is connected with a rotating main shaft of a lathe during working, then a long thin-wall pipe is arranged at the inner side of the claw, the claw is driven to move so as to clamp the outer surface of the long thin-wall pipe, the inner end of the mounting block can be used as a jacking end to prop against the far end position of the long thin-wall pipe while the claw clamps the long thin-wall pipe, the far end position of the long thin-wall pipe can receive radial force during turning, the long thin-wall pipe can be clamped once without a central frame during machining, the convenience of the long thin-wall pipe is improved, in addition, the long thin-wall pipe can be effectively prevented from being deformed during turning, and particularly, during machining an inner hole of the long thin-wall pipe, the long thin-wall pipe is more conveniently in a perforated mode by adopting the central frame.
The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the teachings of the present utility model in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present utility model more readily apparent.
Drawings
Fig. 1 shows a schematic perspective view of a clamping mechanism for turning a thin-walled round tube in this embodiment;
in the figure: 10. a chuck; 20. a claw; 30. a mounting block; 40. a mounting block; 100. a long thin-walled tube.
Description of the embodiments
In order to make the objects, features and advantages of the present utility model more comprehensible, the technical solutions according to the embodiments of the present utility model will be clearly described in the following with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, an embodiment of the present utility model provides a clamping mechanism for turning a thin-walled circular tube, including:
a chuck 10 for connection with a turning spindle of a lathe such that the chuck 10 can rotate following the turning spindle;
a claw 20 movably mounted on the chuck 10, the claw 20 being for clamping a workpiece;
the installation piece 30 is arranged on the clamping jaw 20 and is located at one end, far away from the chuck 10, of the clamping jaw 20, the installation piece 30 extends towards the direction close to the rotation center of the chuck 10, one end, close to the rotation center of the chuck 10, of the installation piece 30 is a jacking end, and the installation piece 30 can move along with the clamping jaw 20 so that the jacking end jacks the outer surface of a workpiece when the clamping jaw 20 clamps the workpiece.
The clamping mechanism for turning a thin-wall round pipe provided by the embodiment comprises a chuck 10, a claw 20 and a mounting block 30, wherein the mounting block 30 is mounted on the claw 20 and is positioned at one end far away from the chuck 10, the central position of the chuck 10 is connected with a rotating main shaft of a lathe during working, then a long thin-wall pipe 100 is arranged at the inner side of the claw 20, the claw 20 is driven to move so as to clamp the outer surface of the long thin-wall pipe 100, while the claw 20 clamps the long thin-wall pipe 100, the inner end of the mounting block 30 can be used as a jacking end to prop against the distal end position of the long thin-wall pipe 100, the distal end position of the long thin-wall pipe 100 can also receive radial force during turning, the long thin-wall pipe 100 can be clamped once without a central frame, the convenience of clamping the long thin-wall pipe 100 is improved, in addition, deformation during turning of the long thin-wall pipe 100 can be effectively prevented, and particularly, the inner hole of the long thin-wall pipe 100 is more conveniently perforated by adopting the central frame.
In a further implementation of the present embodiment, the top end is provided with a soft member 40 for shock absorption.
In this embodiment, the soft component 40 is disposed at the top end, and in the clamping process, the soft component 40 contacts with the outer surface of the long thin-walled tube 100, which can play a role in damping, and avoid vibration impact, so as to improve the processing precision.
In a further implementation of this embodiment, the soft component 40 is rubber.
In this embodiment, the soft component 40 is made of rubber, which not only facilitates the installation of the soft component 40, but also saves cost, and the rubber has good damping performance.
In a further implementation manner of this embodiment, the top end is formed with an arc surface that is matched with the outer surface of the workpiece and is concave inwards.
The arc surface recessed inwards in the embodiment can be matched with the surface of the long thin-walled tube 100 so as to improve the uniformity of radial stress of the long thin-walled tube 100.
In a further implementation of this embodiment, the rubber is attached to the circular arc surface.
In this embodiment, the rubber is attached to the circular arc surface, so that the rubber is matched with the surface of the long thin-walled tube 100, and the damping effect is better.
In a further implementation of this embodiment, the mounting block 30 is detachably connected to the claw 20.
In a further possible implementation of the present embodiment, the mounting block 30 is connected to the front end of the claw 20 by means of bolts.
The mounting block 30 is detachably connected with the clamping jaw 20, and the mounting block 30 can be replaced conveniently to be matched with long thin-wall pipes 100 with different lengths and different diameters.
In a further implementation of this embodiment, the mounting block 30 is a metal block.
In a further implementation of this embodiment, the rubber is a sheet-shaped rubber material.
In this embodiment, the rubber is a sheet-shaped rubber material, which can be more basic and is convenient to attach to the arc surface of the top end.
In a further implementation of this embodiment, the inner side surface of the rubber is provided with an adhesive layer, and the inner side surface of the rubber is adhered to the circular arc surface through the adhesive layer so that the rubber is adhered to the circular arc surface.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (10)
1. A clamping mechanism for turning thin-walled circular tube, which is characterized by comprising:
a chuck for connection with a turning spindle of a lathe such that the chuck can rotate following the turning spindle;
the clamping jaw is movably arranged on the chuck and used for clamping a workpiece;
the mounting block is arranged on the clamping jaw and located at one end of the clamping jaw away from the chuck, the mounting block extends towards the direction close to the rotation center of the chuck, one end of the mounting block close to the rotation center of the chuck is a jacking end, and the mounting block can move along with the clamping jaw so that the jacking end jacks the outer surface of the workpiece when the clamping jaw clamps the workpiece.
2. The clamping mechanism for turning a thin-walled round tube according to claim 1, wherein the jacking end is provided with a soft component for shock absorption.
3. The clamping mechanism for turning thin-walled round tubes of claim 2 wherein the soft component is rubber.
4. A chuck for thin walled pipe turning as claimed in claim 3 wherein said top end is formed with an inwardly concave arcuate surface which mates with the outer surface of the workpiece.
5. The clamping mechanism for turning a thin-walled round tube of claim 4 wherein said rubber is attached to said arcuate surface.
6. The clamping mechanism for turning thin-walled round tubes of claim 1 wherein the mounting block is removably connected to the jaws.
7. The clamping mechanism for turning thin-walled round tubes of claim 6 wherein the mounting block is bolted to the front end of the jaws.
8. The clamping mechanism for turning a thin-walled round tube of claim 1 wherein the mounting block is a metal block.
9. The clamping mechanism for turning a thin-walled round tube of claim 5 wherein said rubber is a sheet-shaped rubber material.
10. The clamping mechanism for turning a thin-walled round tube according to claim 9, wherein an adhesive layer is provided on an inner side surface of the rubber, and the inner side surface of the rubber is adhered to the circular arc surface through the adhesive layer so that the rubber is adhered to the circular arc surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321129904.5U CN220178199U (en) | 2023-05-11 | 2023-05-11 | Clamping mechanism for turning thin-wall round pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321129904.5U CN220178199U (en) | 2023-05-11 | 2023-05-11 | Clamping mechanism for turning thin-wall round pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220178199U true CN220178199U (en) | 2023-12-15 |
Family
ID=89099425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321129904.5U Active CN220178199U (en) | 2023-05-11 | 2023-05-11 | Clamping mechanism for turning thin-wall round pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220178199U (en) |
-
2023
- 2023-05-11 CN CN202321129904.5U patent/CN220178199U/en active Active
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