CN216802243U - Shell positioning device - Google Patents
Shell positioning device Download PDFInfo
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- CN216802243U CN216802243U CN202122761340.4U CN202122761340U CN216802243U CN 216802243 U CN216802243 U CN 216802243U CN 202122761340 U CN202122761340 U CN 202122761340U CN 216802243 U CN216802243 U CN 216802243U
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Abstract
The utility model discloses a shell positioning device. The device comprises: the device comprises a fixed die and a movable die, wherein a first U-shaped body for clamping and fixing one axial side of a shell to be processed is arranged at the top end of the fixed die; the inner surface of the first U-shaped body is matched with the outer side surface of the shell to be machined; a second U-shaped body used for clamping and fixing the other axial side of the shell to be machined is arranged at the top end of the movable die; the inner surface of the second U-shaped body is matched with the outer side surface of the shell to be machined; the second U-shaped body and the first U-shaped body form a cavity for placing and fixing the shell to be machined, so that the shell to be machined cannot shake; the adjusting screws are arranged on the side walls of the first U-shaped body and the second U-shaped body, the shell to be machined can be adjusted to move longitudinally, the whole coaxiality and straightness accuracy requirements of the shell to be machined are guaranteed through the design, and machining accuracy is guaranteed.
Description
Technical Field
The utility model relates to the technical field of shell machining, in particular to a shell positioning device.
Background
For the shell with the length of more than 3m, the shell cannot be directly processed and formed due to the overlong length. In the prior art, the shell is directly segmented, each segment of the shell is welded and formed, and then each segmented shell after welding is directly and manually observed to be combined and welded and formed. In the method, the straightness of the whole shell after the segmented shells are combined cannot be guaranteed, and the uniformity between the adjacent segmented shells is influenced.
Aiming at the problems that the straightness of the whole shell after the segmented shells are combined in the prior art cannot be guaranteed and the uniformity between adjacent segmented shells is influenced, an effective solution is not provided at present.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a shell positioning device, and aims to solve the problems that the straightness of the whole shell cannot be guaranteed after segmented shells are combined and the uniformity between adjacent segmented shells is influenced in the prior art.
To achieve the above object, the present invention provides a housing positioning device, comprising: the machining device comprises a fixed die, a machining center and a machining center, wherein a first U-shaped body used for clamping and fixing one axial side of a shell to be machined is arranged at the top end of the fixed die; the inner surface of the first U-shaped body is matched with the outer side surface of the shell to be processed; the top end of the movable die is provided with a second U-shaped body used for clamping and fixing the other axial side of the shell to be processed; the inner surface of the second U-shaped body is matched with the outer side surface of the shell to be processed; the second U-shaped body and the first U-shaped body form a cavity for placing and fixing the shell to be processed;
and adjusting screws for adjusting the longitudinal movement of the shell to be processed are arranged on the side walls of the first U-shaped body and the second U-shaped body.
Optionally, the method further includes: a base; the fixed die is fixedly arranged on the base; the movable die is movably arranged on the base.
Optionally, the adjusting length of the adjusting screw is not more than 1 mm.
Optionally, the first U-shaped body comprises: a first positioning body; the inner surface of the first positioning body is matched with the outer side surface of the shell to be processed, one end of the first positioning body is a first clamping end, and the other end of the first positioning body is a second clamping end; the first clamping end, the first positioning body and the second clamping end form the first U-shaped body used for fixing one axial side of the shell to be processed.
Optionally, the second U-shaped body is the same in shape and size as the first U-shaped body.
Optionally, a clamping groove for placing the movable die and enabling the movable die to move longitudinally is arranged on the base, one end of the clamping groove is an open end, the open end extends to one side of the base and forms an open structure, the other end of the clamping groove is a closed end, and the closed end is arranged on the base and forms a closed structure.
Optionally, the method further includes: a limit screw; the limiting screw is used for fixing the moving die after longitudinal movement with the base.
Optionally, the method further includes: adjusting the gasket; the adjusting shim is arranged between the shell to be processed and the fixed die; the adjusting shim is further arranged between the shell to be machined and the movable die.
The utility model has the beneficial effects that:
the utility model provides a housing positioning device, comprising: the device comprises a fixed die and a movable die, wherein a first U-shaped body for clamping and fixing one axial side of a shell to be processed is arranged at the top end of the fixed die; the inner surface of the first U-shaped body is matched with the outer side surface of the shell to be processed; a second U-shaped body used for clamping and fixing the other axial side of the shell to be processed is arranged at the top end of the movable die; the inner surface of the second U-shaped body is matched with the outer side surface of the shell to be processed; the second U-shaped body and the first U-shaped body form a cavity for placing and fixing a shell to be processed; and adjusting screws for adjusting the longitudinal movement of the shell to be processed are arranged on the side walls of the first U-shaped body and the second U-shaped body.
According to the utility model, the shell to be processed is fixed by arranging the first U-shaped body and the second U-shaped body, so that the shell to be processed cannot shake, the shell to be processed can be adjusted to longitudinally move by arranging the adjusting screws on the side walls of the first U-shaped body and the second U-shaped body, the whole coaxiality and straightness requirements of the shell to be processed are ensured by the design, and the processing precision is ensured.
Drawings
FIG. 1 is a front view of a housing positioning device provided by an embodiment of the present invention;
fig. 2 is a side view of a housing positioning device according to an embodiment of the present invention.
Description of the symbols:
the machining device comprises a fixed die-1, a movable die-2, an adjusting screw-3, a base-4, a clamping groove-5, a limiting screw-6 and a shell-7 to be machined.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
For the shell with the length larger than 3m, the shell cannot be directly processed and formed due to the overlong length. In the prior art, the shell is directly segmented, each segment of the shell is welded and formed, and then each segmented shell after welding is directly and manually observed to be combined and welded and formed. In the method, the straightness of the whole shell after the segmented shells are combined cannot be guaranteed, and the uniformity between the adjacent segmented shells is influenced.
Therefore, the present invention provides a housing positioning device, fig. 1 is a schematic structural diagram of a housing positioning device according to an embodiment of the present invention, and as shown in fig. 1, the device includes:
the machining device comprises a fixed die 1, a machining tool and a machining tool, wherein a first U-shaped body used for clamping and fixing one axial side of a shell 7 to be machined is arranged at the top end of the fixed die 1; the inner surface of the first U-shaped body is matched with the outer side surface of the shell 7 to be processed;
specifically, the first U-shaped body includes: a first positioning body; the inner surface of the first positioning body is matched with the outer side surface of the shell 7 to be processed, one end of the first positioning body is a first clamping end, and the other end of the first positioning body is a second clamping end; the first clamping end, the first positioning body and the second clamping end form a first U-shaped body used for fixing one axial side of the shell 7 to be processed.
In order to solve the problem of structural damage caused by hard contact between the shell 7 to be processed and the first U-shaped body, a protective layer made of a high polymer material (the hardness of which is less than that of the shell 7 to be processed) can be arranged on the inner surface of the first U-shaped body, and when the shell 7 to be processed is clamped by the first U-shaped body, the shell 7 to be processed is in contact with the protective layer, so that the problem of part damage caused by contact between metal and the shell 7 to be processed can be solved.
In the utility model, a movable die 2 is also arranged, and a second U-shaped body for clamping and fixing the other axial side of the shell 7 to be processed is arranged at the top end of the movable die 2; the inner surface of the second U-shaped body is matched with the outer side surface of the shell 7 to be processed; the second U-shaped body and the first U-shaped body form a cavity for placing and fixing the shell 7 to be processed; the second U-shaped body is the same as the first U-shaped body in shape and size.
Specifically, the second U-shaped body includes: a second positioning body; the inner surface of the second positioning body is matched with the outer side surface of the shell 7 to be processed, one end of the second positioning body is a third clamping end, and the other end of the second positioning body is a fourth clamping end; and the third clamping end, the second positioning body and the fourth clamping end form a second U-shaped body for fixing the other axial side of the shell 7 to be processed.
Similarly, the second U-shaped body is made of hard material, which may be polymer material (e.g., ABS, polyamide, etc.) or metal material (e.g., stainless steel, aluminum alloy, etc.), in order to ensure the problem of structural damage caused by hard contact between the housing 7 to be processed and the second U-shaped body, the present invention may also provide a protective layer made of polymer material (with hardness less than that of the housing 7 to be processed) on the inner surface of the second U-shaped body, and when the housing 7 to be processed is clamped by the second U-shaped body, the housing 7 to be processed contacts with the protective layer, so as to avoid the problem of part damage caused by metal contact with the housing 7 to be processed.
And adjusting screws 3 for adjusting the longitudinal movement of the shell 7 to be processed are arranged on the side walls of the first U-shaped body and the second U-shaped body.
As shown in fig. 1, the shell 7 to be processed is composed of a plurality of segmented shells, and specifically includes: the first conical shell, the cylindrical shell and the second conical shell are connected in sequence; correspondingly, at least two adjusting screws 3 are arranged on the side wall of the first U-shaped body close to the first conical shell and used for adjusting the first conical shell to move longitudinally; at least two adjusting screws 3 are arranged on the side wall of the first U-shaped body close to the cylindrical shell and used for adjusting the cylindrical shell to move longitudinally; at least two adjusting screws 3 are arranged on the side wall of the first U-shaped body close to the second conical shell and used for adjusting the second conical shell to move longitudinally; the adjusting length of the adjusting screw 3 is not more than 1 mm. In this way, the first conical shell, the cylindrical shell and the second conical shell are adjusted by the adjusting screws 3 to respectively move longitudinally, so that the requirement on the whole straightness of the three shells (the shell 7 to be processed) is ensured.
In an alternative embodiment, the utility model is further provided with a base 4; the fixed die 1 is fixedly arranged on the base 4; the movable die 2 is movably arranged on the base 4.
Specifically, a clamping groove 5 for placing the movable die 2 and enabling the movable die 2 to move longitudinally is arranged on the base 4, one end of the clamping groove 5 is an open end, the open end extends to one side of the base 4 and forms an open structure, the other end of the clamping groove 5 is a closed end, and the closed end is arranged on the base 4 and forms a closed structure.
In the utility model, the clamping groove 5 is a strip-shaped straight groove structure, the bottom end of the movable die 2 is a protrusion, the protrusion is placed in the clamping groove 5 and longitudinally moves in the clamping groove 5, in the specific working process, the movable die 2 moves towards the direction far away from the fixed die 1, then the shell 7 to be processed is placed in a cavity formed by the first U-shaped body and the second U-shaped body, and then the movable die 2 moves towards the direction close to the fixed die 1, so that the first clamping end, the second clamping end, the third clamping end and the fourth clamping end clamp the whole shell 7 to be processed, and the shell 7 to be processed is prevented from shaking.
Further, after the movable die 2 moves in the direction approaching the fixed die 1 and stops, the movable die 2 after the longitudinal movement is fixed to the base 4 by a limit screw 6, so that the movable die 2 is prevented from sliding in the clamping groove 5. Specifically, remove mould 2 and include the fixed plate, the fixed plate sets up in protruding upper portion, and the length of this fixed plate is greater than the width of draw-in groove 5, and stop screw 6 passes fixed plate, base 4 in proper order to fix the fixed plate on base 4.
Furthermore, the utility model also provides an adjusting shim which is arranged between the shell 7 to be processed and the fixed die 1; the adjusting shim is also arranged between the shell 7 to be processed and the movable die 2. According to the actual length of the housing 7 to be machined, adjusting shims are provided, so that it is ensured that the housing 7 to be machined is fixed in the axial direction.
The following is illustrated by a specific example:
placing the shell 7 to be processed on the shell positioning device for positioning, so that the distance between the excircle of the first conical shell and the excircle of one end of the cylindrical shell is equal to the distance between the excircle of the other end of the cylindrical shell and the excircle of the second conical shell, and the axes of the three shells are on the same straight line; specifically, after each segmented shell is adjusted by the adjusting screws 3 to move longitudinally, the distance between the first conical shell and the cylindrical shell and the distance between the cylindrical shell and the second conical shell are measured by using the feeler gauge, and the two distances are ensured to be equal, so that the uniformity between the adjacent segmented shells is ensured. Welding the positioned shell 7 to be processed to obtain a combined shell; and performing four-point symmetrical spot welding on the first conical shell and the cylindrical shell, and performing four-point symmetrical spot welding on the cylindrical shell and the second conical shell, and welding the two parts to obtain the combined shell. After welding, the movable die 2 is moved along the direction away from the fixed die 1 by adjusting the limit screw 6, and the combined shell is taken out from the shell positioning device for next processing.
The utility model has the beneficial effects that:
the utility model provides a housing positioning device, comprising: the machining device comprises a fixed die 1 and a movable die 2, wherein a first U-shaped body for clamping and fixing one axial side of a shell 7 to be machined is arranged at the top end of the fixed die 1; the inner surface of the first U-shaped body is matched with the outer side surface of the shell 7 to be processed; a second U-shaped body used for clamping and fixing the other axial side of the shell 7 to be processed is arranged at the top end of the movable die 2; the inner surface of the second U-shaped body is matched with the outer side surface of the shell 7 to be processed; the second U-shaped body and the first U-shaped body form a cavity for placing and fixing the shell 7 to be processed; and adjusting screws 3 for adjusting the longitudinal movement of the shell 7 to be processed are arranged on the side walls of the first U-shaped body and the second U-shaped body.
According to the utility model, the shell to be processed is fixed by arranging the first U-shaped body and the second U-shaped body, so that the shell 7 to be processed is prevented from shaking, the shell 7 to be processed can be adjusted to longitudinally move by arranging the adjusting screws 3 on the side walls of the first U-shaped body and the second U-shaped body, the whole coaxiality and straightness requirements of the shell 7 to be processed are ensured by the design, and the processing precision is ensured.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (8)
1. A housing positioning device, comprising:
the machining device comprises a fixed die, a machining center and a machining center, wherein a first U-shaped body used for clamping and fixing one axial side of a shell to be machined is arranged at the top end of the fixed die; the inner surface of the first U-shaped body is matched with the outer side surface of the shell to be processed;
the top end of the moving die is provided with a second U-shaped body used for clamping and fixing the other axial side of the shell to be machined; the inner surface of the second U-shaped body is matched with the outer side surface of the shell to be processed; the second U-shaped body and the first U-shaped body form a cavity for placing and fixing the shell to be processed;
and adjusting screws for adjusting the longitudinal movement of the shell to be processed are arranged on the side walls of the first U-shaped body and the second U-shaped body.
2. The apparatus of claim 1, further comprising: a base;
the fixed die is fixedly arranged on the base; the movable die is movably arranged on the base.
3. The apparatus of claim 1, wherein:
the adjusting length of the adjusting screw is not more than 1 mm.
4. The apparatus of claim 1, wherein:
the first U-shaped body comprises: a first positioning body; the inner surface of the first positioning body is matched with the outer side surface of the shell to be processed, one end of the first positioning body is a first clamping end, and the other end of the first positioning body is a second clamping end; the first clamping end, the first positioning body and the second clamping end form the first U-shaped body used for fixing one axial side of the shell to be processed.
5. The apparatus of claim 4, wherein:
the second U-shaped body is the same as the first U-shaped body in shape and size.
6. The apparatus of claim 2, wherein:
the base is provided with a clamping groove used for placing the movable die and enabling the movable die to move longitudinally, one end of the clamping groove is an open end, the open end extends to one side of the base and forms an open structure, the other end of the clamping groove is a closed end, and the closed end is arranged on the base and forms a closed structure.
7. The apparatus of claim 6, further comprising: a limit screw;
the limiting screw is used for fixing the moving die after longitudinal movement with the base.
8. The apparatus of claim 1, further comprising: adjusting the gasket;
the adjusting gasket is arranged between the shell to be processed and the fixed die;
the adjusting shim is further arranged between the shell to be machined and the movable die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122761340.4U CN216802243U (en) | 2021-11-12 | 2021-11-12 | Shell positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122761340.4U CN216802243U (en) | 2021-11-12 | 2021-11-12 | Shell positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216802243U true CN216802243U (en) | 2022-06-24 |
Family
ID=82050363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122761340.4U Active CN216802243U (en) | 2021-11-12 | 2021-11-12 | Shell positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216802243U (en) |
-
2021
- 2021-11-12 CN CN202122761340.4U patent/CN216802243U/en active Active
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