CN211708716U - Positioning device for milling thin-wall assembly - Google Patents
Positioning device for milling thin-wall assembly Download PDFInfo
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- CN211708716U CN211708716U CN202020095316.4U CN202020095316U CN211708716U CN 211708716 U CN211708716 U CN 211708716U CN 202020095316 U CN202020095316 U CN 202020095316U CN 211708716 U CN211708716 U CN 211708716U
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- guide post
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Abstract
The utility model discloses a positioning device for milling of a thin-wall assembly, which comprises a pressing plate, a guide post and a positioning bottom plate; the guide post is vertically connected with the positioning bottom plate, the thin-wall assembly is sleeved outside the guide post and the positioning bottom plate, and the pressing plate is arranged above the thin-wall assembly and is tightly pressed with the guide post and the positioning bottom plate through the upper nut; the upper nut is in threaded connection with the upper end of the guide post. The utility model provides a positioner suitable for thin wall sub-assembly milling process usefulness on machining center has solved the dismouting problem of processing transformation well, can guarantee positioning accuracy, prevents that the clamping from warping, can make things convenient for clamping and dismantlement simultaneously, satisfies the requirement of processing transformation.
Description
Technical Field
The utility model belongs to the positioner field of processing, concretely relates to a positioner for thin wall sub-assembly milling process.
Background
The thin-wall assembly is formed by press fitting in an interference fit mode, the thin-wall assembly is often machined and reformed due to the change of a machining scheme, and if the thin-wall assembly is disassembled for machining, the matched part of the thin-wall assembly is damaged, so that a workpiece is damaged, and the thin-wall assembly is integrally machined and reformed while being kept. Because the lower part of the assembly is a thin-walled cylinder, the assembly is not suitable for being directly clamped, otherwise, the clamping deformation can be caused.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a provide in order to overcome the shortcoming that exists among the prior art, its purpose provides a positioner that is used for thin wall sub-assembly milling process.
The utility model discloses a realize through following technical scheme:
a positioning device for milling of a thin-wall assembly comprises a pressure plate, a guide column and a positioning bottom plate; the guide post is vertically connected with the positioning bottom plate, the thin-wall assembly is sleeved outside the guide post and the positioning bottom plate, and the pressing plate is arranged above the thin-wall assembly and is tightly pressed with the guide post and the positioning bottom plate through the upper nut; the upper nut is in threaded connection with the upper end of the guide post.
In the technical scheme, the middle of the positioning bottom plate is provided with a threaded hole, and two through holes for accommodating fixing screws are symmetrically arranged by taking the threaded hole as a center.
In the technical scheme, the positioning bottom plate is fixedly connected with the working table of the machining center through a fixing screw and is locked through a fixing nut.
In the above technical solution, the positioning bottom plate is in a disc shape, and the outer diameter of the positioning bottom plate is matched with the inner hole aperture of the lower part of the thin-wall assembly.
In the technical scheme, the guide column is of a stepped shaft structure consisting of two end threaded columns and a middle light column, and the lower end threaded column is in threaded connection with a threaded hole in the middle of the positioning bottom plate and is locked by a lower nut arranged below the positioning bottom plate.
In the above technical solution, the circumferential wall of the guide post is formed with symmetrically arranged processing grooves.
In the technical scheme, the pressing plate, the guide post and the positioning bottom plate are coaxially arranged.
In the above technical scheme, a gasket is arranged between the pressure plate and the upper nut.
In the above technical scheme, the pressure plate is of a disc-shaped structure, a notch arranged along the radial direction is formed on the pressure plate, and a groove is formed on the bottom surface of the pressure plate.
In the technical scheme, the notch is communicated with the central hole of the pressure plate.
The utility model has the advantages that:
the utility model provides a positioner suitable for thin wall sub-assembly milling process usefulness on machining center has solved the dismouting problem of processing transformation well, can guarantee positioning accuracy, prevents that the clamping from warping, can make things convenient for clamping and dismantlement simultaneously, satisfies the requirement of processing transformation.
Drawings
Fig. 1 is a schematic structural diagram of a positioning device for milling a thin-wall assembly according to the present invention;
fig. 2 is a cross-sectional view of a positioning device for milling a thin-walled assembly according to the present invention.
Wherein:
1 upper nut and 2 spacer
3 pressing plate 4 guide post
5 fixing screw 6 positioning bottom plate
7 lower nut and 8 fixing nut
31 notches 41 are machined in the groove.
For a person skilled in the art, other relevant figures can be obtained from the above figures without inventive effort.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the technical solution of the positioning device for milling of a thin-wall assembly of the present invention is further described below by referring to the drawings of the specification and the specific embodiments.
As shown in fig. 1 and 2, the positioning device for milling of the thin-wall assembly comprises a pressure plate 3, a guide post 4 and a positioning bottom plate 6; the guide post 4 is vertically connected with the positioning bottom plate 6, the thin-wall assembly is sleeved outside the guide post 4 and the positioning bottom plate 6, and the pressing plate 3 is arranged above the thin-wall assembly and is tightly pressed by the upper nut 1; the upper nut 1 is in threaded connection with the upper end of the guide post 4.
A threaded hole is formed in the middle of the positioning bottom plate 6, and two through holes for accommodating the fixing screws 5 are symmetrically arranged by taking the threaded hole as a center.
The positioning bottom plate 6 is fixedly connected with the working table of the machining center through a fixing screw 5 and locked through a fixing nut 8.
The positioning bottom plate 6 is in a disc shape, and the outer diameter of the positioning bottom plate is matched with the inner hole aperture of the lower part of the thin-wall assembly.
The guide post 4 is a stepped shaft structure consisting of two end threaded posts and a middle light post, and the lower end threaded post is in threaded connection with a threaded hole in the middle of the positioning bottom plate 6 and is locked by a lower nut 7 arranged below the positioning bottom plate 6.
The circumferential wall of the guide post 4 is formed with symmetrically arranged processing grooves 41.
The pressing plate 3, the guide post 4 and the positioning bottom plate 6 are coaxially arranged.
And a gasket 2 is arranged between the pressing plate 3 and the upper nut 1.
The pressing plate 3 is a disc-shaped structure, and forms a notch 31 arranged along the radial direction, and a groove is formed on the bottom surface.
The gap 31 is communicated with the central hole of the pressure plate 3.
The utility model discloses a use method:
firstly, a positioning bottom plate 6 and a machining center table top are positioned through a fixing screw 5 and fixed through a fixing nut 8, then a guide column 4 is arranged in the positioning bottom plate 6 and locked through a lower nut 7, a thin-wall assembly is arranged in the positioning bottom plate 6 from the top of the guide column 4 and then compressed through a pressing plate 3, a gasket 2 is arranged on the pressing plate 3 and then locked through an upper nut 1, positioning and clamping are achieved, and the bottom surface of the thin-wall assembly is attached to the machining center table top. After milling is finished, the upper nut 1 is loosened, the gasket 2 and the pressing plate 3 are taken down, and then the thin-wall assembly can be smoothly taken down from the guide post 4 and the positioning bottom plate 6.
The utility model provides a positioner suitable for thin wall sub-assembly milling process usefulness on machining center has solved the dismouting problem of processing transformation well, can guarantee positioning accuracy, prevents that the clamping from warping, can make things convenient for clamping and dismantlement simultaneously, satisfies the requirement of processing transformation.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The applicant states that the above description is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that any changes or substitutions easily conceivable by those skilled in the art within the technical scope of the present invention are within the protection scope and the disclosure scope of the present invention.
Claims (10)
1. A positioning device for milling of a thin-wall assembly is characterized in that: comprises a pressure plate (3), a guide post (4) and a positioning bottom plate (6); the guide post (4) is vertically connected with the positioning bottom plate (6), the thin-wall assembly is sleeved outside the guide post (4) and the positioning bottom plate (6), and the pressing plate (3) is arranged above the thin-wall assembly and is tightly screwed with the thin-wall assembly through the upper nut (1); the upper nut (1) is in threaded connection with the upper end of the guide post (4).
2. The positioning device for milling of a thin-wall assembly according to claim 1, characterized in that: a threaded hole is formed in the middle of the positioning bottom plate (6), and two through holes for accommodating the fixing screws (5) are symmetrically arranged by taking the threaded hole as a center.
3. The positioning device for milling of a thin-wall assembly according to claim 1, characterized in that: the positioning bottom plate (6) is fixedly connected with the working table surface of the machining center through a fixing screw (5) and is locked through a fixing nut (8).
4. The positioning device for milling of a thin-wall assembly according to claim 1, characterized in that: the positioning bottom plate (6) is in a disc shape, and the outer diameter of the positioning bottom plate is matched with the inner hole aperture of the lower part of the thin-wall assembly.
5. The positioning device for milling of a thin-wall assembly according to claim 1, characterized in that: the guide post (4) is of a stepped shaft structure consisting of two end threaded posts and a middle light post, and the lower end threaded post is in threaded connection with a threaded hole in the middle of the positioning bottom plate (6) and is locked by a lower nut (7) arranged below the positioning bottom plate (6).
6. The positioning device for milling of a thin-wall assembly according to claim 1, characterized in that: the circumferential wall of the guide post (4) is provided with symmetrically arranged processing grooves (41).
7. The positioning device for milling of a thin-wall assembly according to claim 1, characterized in that: the pressing plate (3), the guide post (4) and the positioning bottom plate (6) are coaxially arranged.
8. The positioning device for milling of a thin-wall assembly according to claim 1, characterized in that: and a gasket (2) is arranged between the pressing plate (3) and the upper nut (1).
9. The positioning device for milling of a thin-wall assembly according to claim 1, characterized in that: the pressing plate (3) is of a disc-shaped structure, a notch (31) arranged along the radial direction is formed in the pressing plate, and a groove is formed in the bottom surface of the pressing plate.
10. The positioning device for milling of a thin-wall assembly according to claim 9, characterized in that: the gap (31) is communicated with the central hole of the pressure plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020095316.4U CN211708716U (en) | 2020-01-16 | 2020-01-16 | Positioning device for milling thin-wall assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020095316.4U CN211708716U (en) | 2020-01-16 | 2020-01-16 | Positioning device for milling thin-wall assembly |
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| Publication Number | Publication Date |
|---|---|
| CN211708716U true CN211708716U (en) | 2020-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020095316.4U Active CN211708716U (en) | 2020-01-16 | 2020-01-16 | Positioning device for milling thin-wall assembly |
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| Country | Link |
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| CN (1) | CN211708716U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111085885A (en) * | 2020-01-16 | 2020-05-01 | 中核(天津)科技发展有限公司 | Positioning device for milling thin-wall assembly |
| CN113857901A (en) * | 2021-10-15 | 2021-12-31 | 中国电子科技集团公司第三十八研究所 | Clamp for milling thin-wall disc type workpieces in axial overlapping distribution |
-
2020
- 2020-01-16 CN CN202020095316.4U patent/CN211708716U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111085885A (en) * | 2020-01-16 | 2020-05-01 | 中核(天津)科技发展有限公司 | Positioning device for milling thin-wall assembly |
| CN113857901A (en) * | 2021-10-15 | 2021-12-31 | 中国电子科技集团公司第三十八研究所 | Clamp for milling thin-wall disc type workpieces in axial overlapping distribution |
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