CN212526957U - Impeller machining clamp of air separator - Google Patents
Impeller machining clamp of air separator Download PDFInfo
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- CN212526957U CN212526957U CN202020328285.2U CN202020328285U CN212526957U CN 212526957 U CN212526957 U CN 212526957U CN 202020328285 U CN202020328285 U CN 202020328285U CN 212526957 U CN212526957 U CN 212526957U
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Abstract
The embodiment of the utility model discloses an impeller machining clamp of an air separator, which comprises a fixed part, at least one positioning key, a stud and a nut, wherein the fixed part is provided with a first end face so that the end face of one end of the impeller can be arranged on the first end face; one end of the positioning key is connected to the fixing part, the other end of the positioning key is inserted into the processing hole of the impeller, one end of the stud is connected to the fixing part, and the stud penetrates through the central through hole of the impeller so that the other end of the stud extends out of the other end of the impeller; the screw nut is in threaded connection with the other end of the stud. The blade part of the processing impeller is opened for processing through the structure, and the impeller is completely fixed on the impeller processing clamp. The fixture is beneficial to solving the technical problem that the fixture in the prior art cannot process the impeller with the blades extending to the edge of the impeller.
Description
Technical Field
The utility model relates to a frock clamp design field especially indicates an air separator's impeller adds clamping apparatus.
Background
At present, the impeller machining of the air separator is one of the difficulties in the field of machining, the impeller in the prior art needs to be clamped on a chuck of a machine tool for machining, one end of the impeller is a thin-wall blade, and a milling cutter starts to machine the impeller from one end with the blade until all workpieces are machined.
The blades of the impeller in this application will extend radially outward to the edge of the impeller. Fig. 1 is a schematic sectional structure view of an impeller structure of the present invention, as shown in fig. 1, in the prior art, a chuck clamps an impeller along a radial direction from an edge of the impeller so that the chuck is inevitably clamped at a blade portion, and therefore, a clamping manner using the chuck as a clamp in the prior art may result in that the impeller with the blade at the edge cannot be processed.
Therefore, those skilled in the art are still dedicated to search for a fixture for machining the impeller of the present application, which helps solve the technical problem that the fixture in the prior art cannot machine the impeller with the blade extending to the edge structure of the impeller.
SUMMERY OF THE UTILITY MODEL
In view of the above, and/or other technical problems, the present application provides an impeller machining fixture for an air separator, including a fixing portion, at least one positioning key, a stud and a nut;
the fixed part is provided with a first end face so that the end face of one end of the impeller can be placed on the first end face;
one end of at least one positioning key is connected to the fixing part, and the other end of the positioning key is inserted into a processing hole arranged on the impeller and facing the fixing part;
one end of the stud is connected to the fixing part, and the other end of the stud penetrates through the central through hole of the impeller and extends out of the central through hole;
the rotating nut is in threaded connection with the other end of the stud so that the rotating nut is screwed on the end face of the other end of the impeller and is in press fit with the impeller between the fixing part, and the impeller is fixed on an impeller machining clamp of the air separator.
The embodiment provides an impeller machining clamp for an air separator, wherein the impeller machining clamp presses and fixes the impeller from two ends, the impeller cannot rotate axially through the positioning key, and the edge of the side surface of the impeller is completely opened for machining the blades, so that the machining of the blades cannot be interfered by the impeller machining clamp for the air separator during machining, and the technical problem that the clamp in the prior art cannot machine the impeller with the blades extending to the edge of the impeller is solved.
In one embodiment, the positioning key is arranged in the same direction as the stud, so that the other end of the positioning key can be inserted into the processing hole arranged in the same direction as the stud.
In this embodiment, a specific embodiment of the orientation of the positioning key is provided.
In an embodiment, an integrally formed boss is arranged on the first end face, one end of the positioning key is inserted into the end face on the boss, and the end face of the boss is attached to the machining hole.
In this embodiment, a fixing portion structure having the boss is provided, so that the stressed state of the positioning key is better.
In an embodiment, a blind hole coaxial with the central through hole is formed in the end face of the other end of the impeller, and the diameter of the nut is larger than that of the blind hole, so that the nut is tightly locked and then pressed on the end face of the other end of the impeller.
In this embodiment, a specific structure is provided in which the impeller with the blind hole adopts the nut to achieve press fit.
In one embodiment, the first end surface is provided with at least one elongated slot arranged along the radial direction of the stud;
the fixed part comprises at least one moving block;
one end of the moving block is inserted into the long groove so that the moving block can move along the length direction of the long groove, and one end face of the other end of the moving block is connected with one end of the positioning key.
In this embodiment, a specific implementation manner of connecting the positioning key through the moving block is provided.
In an embodiment, the plurality of long grooves are radially arranged along a radial direction of the bolt relative to the position of the machining hole.
In this embodiment, an arrangement manner of the plurality of long grooves is provided.
In one embodiment, an end face of the other end of the moving block extends out of the long groove and is attached to the machining hole.
In this embodiment, a matching relationship between the moving block and the impeller is provided, so that the stress state of the positioning key is better in the machining process of the impeller.
In one embodiment, the stud is fixed on the fixing portion through a screw hole on the first end surface.
In this embodiment, a specific embodiment of the stud bolt connected to the fixing portion is provided.
In one embodiment, the impeller machining fixture of the air separator further comprises a gasket;
the gasket is coaxially sleeved on the stud, a blind hole coaxial with the central through hole is formed in the end face of the other end of the impeller, the gasket is coaxially sleeved on the other end of the stud and is arranged at the bottom of the blind hole and clamped between the nut and the impeller, one end of the nut abuts against the gasket, and the other end of the nut extends out of the blind hole to enable the nut to be screwed or loosened outside the blind hole.
In this embodiment, a specific structure is provided in which the nut is pressed on the impeller.
In one embodiment, the orientation key is a cylinder.
In the present embodiment, a specific structure of the positioning key is provided.
Drawings
Fig. 1 is a schematic sectional structure view of the impeller structure of the present invention;
fig. 2 is a schematic view of a bottom view of the impeller structure of fig. 1 according to the present invention;
fig. 3 is a schematic structural view of an impeller machining fixture in which the impeller is mounted on the air separator according to an embodiment of the present invention;
fig. 4 is a schematic structural view of an impeller machining fixture of the air separator according to an embodiment of the present invention;
fig. 5 is a schematic structural view of an impeller machining fixture in which the impeller is mounted on the air separator according to another embodiment of the present invention;
fig. 6 is a schematic diagram of a top view of an impeller machining fixture of an air separator according to another embodiment of the present invention.
The above and other features and advantages of the present invention will become more apparent to those of ordinary skill in the art by describing in detail preferred embodiments thereof with reference to the attached drawings, in which:
wherein the reference numbers are as follows:
Detailed Description
The applicant believes that the impeller of the present application cannot be machined by a machining process (hereinafter referred to as "impeller") and a machining jig for machining the impeller of the air separator in the prior art. In the prior art, materials used in machining are directly clamped on a chuck of a machine tool, the chuck clamps and fixes the machining materials of the impeller from the edge of the impeller, and then the blades of the impeller and other parts of the impeller are directly machined through a multi-axis milling machine or a machining center, but the impeller in the application cannot be machined in such a mode. Fig. 2 is a schematic view of a bottom view of the impeller structure shown in fig. 1 according to the present invention. As shown in fig. 1 and 2, the blade of the impeller to be machined in the present application extends to the edge in the radial direction, so that the chuck cannot be attached to the edge of the impeller, which may hinder the machining of the blade by the milling machine or the machining center, and both ends of the impeller in the present application require machining, and if the impeller in fig. 1 is turned upside down, the chuck cannot be directly attached to the machined blade, so that the machining method in the prior art is obviously not satisfactory for machining the blade in the present application.
In some embodiments of the present application, an impeller machining fixture of an air separator is provided, which includes a fixing portion 1 and at least one positioning key 2, and a stud 3 and a nut 4;
firstly, a processing hole 101 and a central through hole 102 of an impeller 10 are processed, wherein the processing hole 101 is a fabrication hole and is not a hole required to be processed on the impeller 10, then an end face of the impeller 10 with one end of the processing hole 101 is arranged on a first end face 11 of a fixed part 1, one end of a stud 3 is fixed on the first end face 11, the other end of the stud 3 penetrates through the impeller 10 through the central through hole 101, a nut 4 is screwed on the other end of the stud 3, the impeller 10 between the fixed part 1 and the nut 4 is pressed, the corresponding processing hole 101 is inserted into one end of a positioning key 2, the other end of the positioning key 2 is inserted into the first end face 11 for connection, then for the impeller 10, two ends of the impeller 10 are completely fixed and cannot move along the axial direction of the stud 3 after being pressed, and after the processing hole 101 is inserted by the positioning key 2, the impeller 10 cannot rotate along the axial direction of the stud 3, it is apparent that the impeller 10 is completely fixed by the impeller machining jig, and the blade portion of the machining impeller 10 at the edge is completely opened for machining by the above-described structure. Therefore, the impeller machining clamp in the application is beneficial to solving the technical problem that the clamp in the prior art cannot machine the impeller with the blades extending to the edge of the impeller.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and examples.
Fig. 3 is a schematic structural view of an impeller machining fixture in which the impeller is mounted on the air separator according to an embodiment of the present invention; fig. 4 is a schematic structural diagram of an impeller machining fixture of the air separator according to an embodiment of the present invention. As shown in fig. 3 and 4, in one embodiment, the present application provides an impeller machining fixture for an air separator, which includes a fixing portion 1 and at least one positioning key 2, a stud 3 and a nut 4;
the fixing part 1 has a first end face 11 so that an end face of one end of the impeller 10 can be placed on the first end face 11;
one end of at least one positioning key 2 is connected to the fixing part 1, and the other end of the positioning key 2 is inserted into a processing hole 101 arranged on the impeller 10 and facing the fixing part 1;
one end of the stud 3 is connected to the fixing part 1, and the other end of the stud 3 passes through the central through hole 102 of the impeller 10 and extends out of the central through hole 102;
the screw nut 4 is screwed on the other end of the stud 3 so that the screw nut 4 is screwed on the end face of the other end of the impeller 10 and the impeller 10 between the screw nut and the fixing part 1 is pressed to fix the impeller 10 on the impeller machining clamp of the air separator.
In this embodiment, a specific structure of the impeller machining fixture for the air separator is provided, where a machining hole 101 at one end of the impeller 10 is first machined in advance, where it is to be noted that the machining hole 101 is a fabrication hole for installing and clamping the impeller 10, one end of the impeller 10 has an end surface, the end surface will abut against a first end surface 11 of the fixing portion 1, then the end surface penetrates through the impeller 10 through the stud 3, one end of the stud 3 is connected to the fixing portion 1, and the other end of the stud 3 penetrates through a central through hole 102 of the impeller 10 and then presses the impeller 10 from both ends through a nut 4 screwed on the stud 3 and the first end surface 11, so that the impeller 10 is fixed in the direction along the axial degree of freedom of the stud 3. Then, one end of the positioning key 2 is connected to the fixing portion 1, and the other end of the positioning key 2 is inserted into the machining hole 101, at this time, the degree of freedom of the impeller 10 in the rotation direction of the stud 3 is also fixed, and thus the impeller 10 is completely fixed to the impeller machining jig. Since the positioning key 2 is inserted into one end of the impeller 10, the impeller 10 does not hinder the processing of the blades even if the blades extend outward to the edge along the radial direction, thereby being helpful for solving the technical problem that the prior art fixture cannot process the impeller with the blades extending outward to the edge of the impeller.
In an alternative embodiment, the positioning key 2 is arranged in the same direction as the stud 3 so that the other end of the positioning key 2 can be inserted into a machining hole 101 arranged in the same direction as the stud 3.
In the present embodiment, there is provided an arrangement direction of the position key 2, preferably, a length direction of the machining hole 101 and a length direction of the stud 3, and an insertion direction of the position key 2 are in the same direction to facilitate assembly. Further, the first end surface 11 and the end surface of the one end of the impeller 10 may be perpendicular to the longitudinal direction of the stud 3.
In an alternative embodiment, the first end surface 11 is provided with an integrally formed boss 111, one end of the positioning key 2 is inserted into the end surface of the boss 111, and the end surface of the boss 111 is attached to the machining hole 101.
In the embodiment, a mode of arranging the position key 2 and the first end face 11 is provided, in this application, there is a distance difference in height between the bottom end of the blade and the first end face 11, and since the machining hole 101 is arranged at the bottom end of the blade, it is obvious that the closer the first end face 11 is to the insertion port of the machining hole 101, the smaller the torque of the position key 2 is under the condition that the blade is subjected to a certain shearing force during machining. In order to reduce the torque, the end face of the boss 111 is therefore used for the purpose of reducing the distance between the machined hole 101 and the first end face 11.
In an alternative embodiment, a blind hole 103 coaxial with the central through hole 102 is formed in the end face of the other end of the impeller 10, and the diameter of the nut 4 is larger than that of the blind hole 103, so that the nut 4 is tightly locked and then pressed on the end face of the other end of the impeller 10.
In the present embodiment, a specific structure and mounting manner of the nut 4 when the other end of the impeller 10 is provided with the coaxial blind hole 103 is provided.
Fig. 5 is a schematic structural view of an impeller machining fixture in which the impeller is mounted on the air separator according to another embodiment of the present invention; fig. 6 is a schematic diagram of a top view of an impeller machining fixture of an air separator according to another embodiment of the present invention. In an alternative embodiment, as shown in fig. 5 and 6, the first end surface 11 has at least one elongated slot 12 arranged along the radial direction of the stud 3;
the fixing portion 1 includes:
and at least one moving block 13, wherein one end of the moving block 13 is inserted into the long groove 12 so that the moving block 13 can move along the length direction of the long groove 12, and one end of the positioning key 2 is connected to the end surface of the other end of the moving block 13.
In the embodiment, the impeller machining clamp structure of the air separator is provided, which can be adjusted according to different positions of the machined hole 101, and in the embodiment, the distance between the positioning key 2 and the stud 3 can be changed through the movement of the moving block 13 along the long groove 12, so as to adapt to the machining of impellers 10 of different specifications.
In an alternative embodiment, the long grooves 12 are multiple and radially arranged along the radial direction of the bolt 3 relative to the position of the machining hole 101.
In the present embodiment, a structure having a plurality of elongated slots 12 for matching with the impeller 10 and a plurality of machining holes 101 distributed along the circumference of the central through hole 102 is provided.
In an alternative embodiment, the end surface of the other end of the moving block 13 extends out of the elongated slot 12 and is attached to the machining hole 101.
In the present embodiment, a specific embodiment is provided in which the end surface of the other end of the moving block 13 extends out of the long groove 12 to shorten the distance between the end surface and the machining hole 101, and the purpose of the foregoing boss 111 is the same, and therefore, the detailed description thereof is omitted.
In an alternative embodiment, the stud 3 is fixed to the fixing portion 1 through a threaded hole 112 in the first end face 11.
In the present embodiment a specific embodiment of how the stud 3 is mounted on the first end surface 11 is provided.
In an optional embodiment, the impeller machining clamp of the air separator further comprises a gasket 5;
the washer 5 is coaxially sleeved on the stud 3, the blind hole 103 coaxial with the central through hole 102 is arranged on the end face of the other end of the impeller 10, the washer 5 is coaxially sleeved on the other end of the stud 3, is arranged at the hole bottom of the blind hole 103 and is clamped between the nut 4 and the impeller 10, one end of the nut 4 is abutted to the washer 5, and the other end of the nut 4 extends out of the blind hole 103 to realize screwing or loosening of the nut 4 outside the blind hole 103.
In the present embodiment, a specific structure is provided in which the nut 4 is press-fitted on the impeller. The purpose of this is to facilitate screwing or unscrewing if the nut 4 is extended from the blind hole 103, in the case of impellers 10 provided with blind holes 103.
In an alternative embodiment, the navigation key 2 is a cylinder.
A specific structure of the navigation key 2 is provided in the present embodiment.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. Air separator's impeller adds clamping apparatus, its characterized in that, impeller adds clamping apparatus includes:
a fixed part (1) having a first end face (11) such that an end face of one end of the impeller (10) can be placed on the first end face (11);
at least one positioning key (2), wherein one end of the positioning key (2) is connected to the fixing part (1), and the other end of the positioning key (2) is inserted into a processing hole (101) arranged on the impeller (10) and facing the fixing part (1);
one end of the stud (3) is connected to the fixing part (1), and the other end of the stud (3) penetrates through a central through hole (102) of the impeller (10) and extends out of the central through hole (102);
the rotating nut (4) is in threaded connection with the other end of the stud (3) so that the rotating nut (4) is screwed on the end face of the other end of the impeller (10) and the impeller (10) between the end face and the fixing portion (1) in a pressing mode can fix the impeller (10) on an impeller machining clamp of the air separator.
2. An impeller machining clamp for an air separator according to claim 1, wherein the positioning key (2) is provided in the same direction as the stud (3) so that the other end of the positioning key (2) can be inserted into the machining hole (101) provided in the same direction as the stud (3).
3. The impeller machining clamp for the air separator as claimed in claim 1 or 2, wherein the first end face (11) is provided with an integrally-formed boss (111), one end of the positioning key (2) is inserted into the end face of the boss (111), and the end face of the boss (111) is attached to the machining hole (101).
4. The impeller machining clamp for the air separator as claimed in claim 3, wherein a blind hole (103) coaxial with the central through hole (102) is formed in the end face of the other end of the impeller (10), and the diameter of the nut (4) is larger than that of the blind hole (103) so that the nut (4) is tightly locked and then pressed on the end face of the other end of the impeller (10).
5. An impeller machining clamp for an air separator according to claim 1 or 2, wherein the first end face (11) is provided with at least one long groove (12) arranged along the radial direction of the stud (3);
the fixing part (1) includes:
and one end of the moving block (13) is inserted into the long groove (12) so that the moving block (13) can move along the length direction of the long groove (12), and one end of the positioning key (2) is connected to the end face of the other end of the moving block (13).
6. The impeller machining clamp for the air separator as claimed in claim 5, wherein the long grooves (12) are multiple and radially arranged relative to the positions of the machining holes (101) in the radial direction of the stud (3).
7. The impeller machining clamp for the air separator as claimed in claim 5, wherein an end face of the other end of the moving block (13) extends out of the long groove (12) and is attached to the machining hole (101).
8. An impeller machining clamp for an air separator according to claim 1, wherein the stud (3) is fixed to the fixing portion (1) through a screw hole (112) in the first end surface (11).
9. An impeller machining jig for an air separator according to claim 5, wherein the impeller machining jig for an air separator further comprises:
the gasket (5) is coaxially sleeved on the stud (3), a blind hole (103) coaxial with the central through hole (102) is formed in the end face of the other end of the impeller (10), the gasket (5) is coaxially sleeved on the other end of the stud (3) and is arranged at the hole bottom of the blind hole (103) and clamped between the nut (4) and the impeller (10), one end of the nut (4) abuts against the gasket (5) and the other end of the nut (4) extends out of the blind hole (103) so as to enable the nut (4) to be screwed or loosened outside the blind hole (103).
10. An impeller machining clamp for an air separator according to claim 1, wherein the positioning key (2) is a cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020328285.2U CN212526957U (en) | 2020-03-16 | 2020-03-16 | Impeller machining clamp of air separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020328285.2U CN212526957U (en) | 2020-03-16 | 2020-03-16 | Impeller machining clamp of air separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212526957U true CN212526957U (en) | 2021-02-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020328285.2U Active CN212526957U (en) | 2020-03-16 | 2020-03-16 | Impeller machining clamp of air separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212526957U (en) |
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2020
- 2020-03-16 CN CN202020328285.2U patent/CN212526957U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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Address after: No.3, Gaoxin 7 Road, high tech Industrial Development Zone, Huludao City, Liaoning Province, 125000 Patentee after: Siemens Energy Industry Turbine Machinery (Huludao) Co.,Ltd. Address before: No.3, Gaoxin 7 Road, high tech Industrial Development Zone, Huludao City, Liaoning Province, 125000 Patentee before: SIEMENS INDUSTRIAL TURBOMACHINERY (HULUDAO) Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |