CN215509490U - Tool for processing assembled parts with deep and narrow annular grooves - Google Patents
Tool for processing assembled parts with deep and narrow annular grooves Download PDFInfo
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- CN215509490U CN215509490U CN202122199400.8U CN202122199400U CN215509490U CN 215509490 U CN215509490 U CN 215509490U CN 202122199400 U CN202122199400 U CN 202122199400U CN 215509490 U CN215509490 U CN 215509490U
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Abstract
The utility model discloses a tool for processing an assembled part with a deep and narrow annular groove, wherein the assembled part with the deep and narrow annular groove comprises a first part body in a cylinder shape and a cylindrical second part body, the second part body is provided with a convex ring, the convex ring is arranged in a central through hole of the first part body, the outer edge of the convex ring is flush with one end of the first part body and is welded and connected with the end of the first part body, the tool comprises a tool body, the tool body is provided with a cylindrical counter bore and an annular counter bore, the cylindrical counter bore is positioned in the annular counter bore, and the radial thickness of an annular body formed between the cylindrical counter bore and the annular counter bore is slightly smaller than the radial groove width of the deep and narrow annular groove of the assembled part. According to the utility model, the annular counter bores and the cylindrical counter bores corresponding to the first part body and the second part body are designed on the tool body, so that the first part body and the second part body can be accurately aligned and positioned, and the welding quality and the processing quality of the whole part can be conveniently improved.
Description
Technical Field
The utility model relates to a part machining tool, in particular to a tool for machining an assembled part with a deep and narrow annular groove.
Background
In industrial applications, some parts with specific shapes are difficult to process, for example, as shown in fig. 1, there is a part with a deep and narrow annular groove, and a deep and narrow annular groove 4 with an annular shape, an opening at one end, a narrow radial width (for example, as narrow as 3.5mm) and a deep axial depth (for example, as deep as 20.3mm) is arranged on a part body, and if the part body is an integrally formed structure, the deep and narrow annular groove 4 is difficult to process.
In order to solve the problems, the part body can be designed to be formed by combining a first part body 1 in a cylinder shape and a cylindrical second part body 5, wherein one end of the second part body 5 is provided with a convex ring 3 which protrudes towards the peripheral direction to form a circular ring body, the outer diameter of the convex ring 3 is slightly smaller than (preferably, the convex ring 3 can be placed in a through hole of the first part body and is in close contact with the wall of the through hole of the first part body), the aperture of the central through hole of the first part body 1 is slightly smaller than the outer diameter of the convex ring 3, the convex ring 3 is placed in the central through hole of the first part body 1, the outer edge of the convex ring 3 is flush with one end of the first part body 1 and is welded and connected, and the wall of the central through hole of the first part body 1, the outer wall of the second part body 5 and the end face of one end of the convex ring 3 form a deep and narrow groove 4 together; the male ring 3 is connected to the first part body 1 by laser welding, fig. 1 showing a laser welded ring 2; the second part body 5 is provided with a cylindrical central through hole 6, which is also the central through hole of this part.
When the first part body 1 and the convex ring 3 are welded, if the welding is performed directly, the two parts may not be aligned accurately, the welding quality is reduced, and finally the quality of the whole part may be unqualified. At present, no machining tool for the parts exists.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving the above problems and providing a tool for machining an assembled part having a deep and narrow annular groove.
The utility model realizes the purpose through the following technical scheme:
a tool for processing an assembled part with a deep and narrow annular groove comprises a first part body in a cylinder shape and a cylindrical second part body, wherein one end of the second part body is provided with a convex ring which protrudes towards the peripheral direction to form a circular ring body, the outer diameter of the convex ring is slightly smaller than the aperture of a central through hole of the first part body, the convex ring is arranged in the central through hole of the first part body, the outer edge of the convex ring is flush with one end of the first part body and is welded with the one end of the first part body, and the wall of the central through hole of the first part body, the outer wall of the second part body and one end face of the convex ring form the deep and narrow annular groove of the assembled part together; the tool comprises a tool body, wherein the tool body is provided with a cylindrical counter bore and a circular counter bore, the axial leads of the cylindrical counter bore and the circular counter bore are overlapped, the hole bottom of the cylindrical counter bore is flush with the hole bottom of the circular counter bore, the cylindrical counter bore is positioned in the circular counter bore, the aperture of the cylindrical counter bore is slightly larger than the outer diameter of the second part body, the depth of the cylindrical counter bore is smaller than the axial length of the second part body, the outer aperture of the circular ring-shaped counter bore is slightly larger than the outer diameter of the first part body, the inner aperture of the circular ring-shaped counter bore is slightly smaller than the aperture of the central through hole of the first part body, the depth of the annular counter bore is smaller than the axial length of the first part body, and the radial thickness of the annular body formed between the cylindrical counter bore and the annular counter bore is slightly smaller than the radial groove width of the deep narrow annular groove of the assembled part.
Preferably, for convenience of processing, a body through hole extending through to the opposite end face of the tool body is formed in the center of the bottom of the cylindrical counter bore, and the axis of the body through hole is overlapped with the axis of the cylindrical counter bore.
The utility model has the beneficial effects that:
according to the utility model, the annular counter bores and the cylindrical counter bores corresponding to the first part body and the second part body are designed on the tool body, so that the first part body and the second part body can be accurately aligned and positioned, the welding quality is conveniently improved, and the processing quality of the whole part is ensured.
Drawings
FIG. 1 is a cross-sectional block diagram of an assembled part of the present invention having a deep narrow annular groove;
FIG. 2 is a cross-sectional structural view of the tooling for machining an assembled part with a deep and narrow annular groove of the present invention;
FIG. 3 is a cross-sectional structural view of the tooling of the present invention in use for machining an assembled part having a deep narrow annular groove;
fig. 4 is a schematic partial sectional structure view when laser welding is performed by using the tool for machining an assembled part with a deep and narrow annular groove.
Detailed Description
The utility model will be further described with reference to the accompanying drawings in which:
as shown in fig. 1 and 2, the assembled part with deep and narrow annular grooves of the present invention comprises a first part body 1 in the shape of a cylinder and a second part body 5 in the shape of a cylinder, and the specific structure is as described in the background of the present specification; the tool for processing the assembled part with the deep and narrow annular groove comprises a tool body 7, wherein a cylindrical counter bore 10 and an annular counter bore 8 are arranged on the tool body 7, the axial lines of the cylindrical counter bore 10 and the annular counter bore 8 are overlapped, the hole bottom of the cylindrical counter bore 10 is flush with the hole bottom of the annular counter bore 8, the cylindrical counter bore 10 is positioned in the annular counter bore 8, the aperture of the cylindrical counter bore 10 is slightly larger than the outer diameter of the second part body 5, the depth of the cylindrical counter bore 10 is smaller than the axial length of the second part body 5, the outer aperture of the annular counter bore 8 is slightly larger than the outer diameter of the first part body 1, the inner aperture of the annular counter bore 8 is slightly smaller than the aperture of a central through hole of the first part body 1, the depth of the annular counter bore 8 is smaller than the axial length of the first part body 1, and the radial thickness of a ring body 9 formed between the cylindrical counter bore 10 and the annular counter bore 8 is slightly smaller than the radial groove width of the deep and narrow annular groove 4 of the assembled part. Preferably, a body through hole 11 extending through the opposite end surfaces of the tool body 7 is formed in a hole bottom center position of the cylindrical counterbore 10, and an axial line of the body through hole 11 overlaps an axial line of the cylindrical counterbore 10.
As shown in fig. 1-3, after a first part body 1 and a cylindrical second part body 5 are machined, the first part body 1 is placed in a circular ring-shaped counter bore 8, the second part body 5 is placed in a cylindrical counter bore 10, a protruding ring 3 is located outside the cylindrical counter bore 10, at this time, two ends of the first part body 1 and the second part body 5 are respectively flush, axial leads of the first part body and the second part body are overlapped, the protruding ring 3 is in close contact with the inner wall of one end of the first part body 1, and then welding operation can be performed between the protruding ring 3 and the first part body 1.
As shown in fig. 4, in order to reduce the deformation amount of the parts after welding without affecting the electromagnetic properties of the parts, laser welding is preferable, the utility model also discloses a laser welding device which can be used as a welding device of the tool and specifically comprises a laser welding head 11, a three-jaw chuck 12, a rotary cylinder 13, an angle regulator 14, a transverse support shaft 16 and a vertical support column 15, wherein the support column 15 is arranged on the support shaft 16 and can move transversely, the angle regulator 14 is arranged on the support column 15 and can regulate the angle of the rotary cylinder 13, the rotary cylinder 13 is arranged on the angle regulator 14 and can drive the three-jaw chuck 12 to rotate, the three-jaw chuck 12 is arranged on the rotary cylinder 13, a tool body 7 is arranged on the three-jaw chuck 12, a first part body 1 and a second part body 5 are arranged on the tool body 7, and the laser welding head 11 is arranged above the first part body 1 and the second part body 5; after the transverse position, the vertical position and the angle of the tool body 7 are adjusted, the laser welding head 11 is started, and the laser welding operation can be carried out on the position between the convex ring 3 and the first part body 1; through rotatory frock body 7, can accomplish the welding operation of whole circle, finally form laser welding ring 2.
The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, so long as the technical solutions can be realized on the basis of the above embodiments without creative efforts, which should be considered to fall within the protection scope of the patent of the present invention.
Claims (2)
1. A tool for processing an assembled part with a deep and narrow annular groove comprises a first part body in a cylinder shape and a cylindrical second part body, wherein one end of the second part body is provided with a convex ring which protrudes towards the peripheral direction to form a circular ring body, the outer diameter of the convex ring is slightly smaller than the aperture of a central through hole of the first part body, the convex ring is arranged in the central through hole of the first part body, the outer edge of the convex ring is flush with one end of the first part body and is welded with the one end of the first part body, and the wall of the central through hole of the first part body, the outer wall of the second part body and one end face of the convex ring form the deep and narrow annular groove of the assembled part together; the method is characterized in that: the tool comprises a tool body, wherein the tool body is provided with a cylindrical counter bore and a circular counter bore, the axial leads of the cylindrical counter bore and the circular counter bore are overlapped, the hole bottom of the cylindrical counter bore is flush with the hole bottom of the circular counter bore, the cylindrical counter bore is positioned in the circular counter bore, the aperture of the cylindrical counter bore is slightly larger than the outer diameter of the second part body, the depth of the cylindrical counter bore is smaller than the axial length of the second part body, the outer aperture of the circular ring-shaped counter bore is slightly larger than the outer diameter of the first part body, the inner aperture of the circular ring-shaped counter bore is slightly smaller than the aperture of the central through hole of the first part body, the depth of the annular counter bore is smaller than the axial length of the first part body, and the radial thickness of the annular body formed between the cylindrical counter bore and the annular counter bore is slightly smaller than the radial groove width of the deep narrow annular groove of the assembled part.
2. The tooling for machining the assembled parts with the deep and narrow annular grooves according to claim 1, characterized in that: the center position of the hole bottom of the cylindrical counter bore is provided with a body through hole which extends and runs through the opposite end face of the tool body, and the axis of the body through hole is overlapped with the axis of the cylindrical counter bore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122199400.8U CN215509490U (en) | 2021-09-13 | 2021-09-13 | Tool for processing assembled parts with deep and narrow annular grooves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122199400.8U CN215509490U (en) | 2021-09-13 | 2021-09-13 | Tool for processing assembled parts with deep and narrow annular grooves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215509490U true CN215509490U (en) | 2022-01-14 |
Family
ID=79796758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122199400.8U Active CN215509490U (en) | 2021-09-13 | 2021-09-13 | Tool for processing assembled parts with deep and narrow annular grooves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215509490U (en) |
-
2021
- 2021-09-13 CN CN202122199400.8U patent/CN215509490U/en active Active
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