CN218746214U - Tool for milling fan blisk - Google Patents
Tool for milling fan blisk Download PDFInfo
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- CN218746214U CN218746214U CN202223148737.7U CN202223148737U CN218746214U CN 218746214 U CN218746214 U CN 218746214U CN 202223148737 U CN202223148737 U CN 202223148737U CN 218746214 U CN218746214 U CN 218746214U
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- positioning
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Abstract
The utility model provides a mill processing fan blisk and use frock, its simple structure, the clamping operation is convenient, can guarantee fan blisk alignment benchmark simultaneously, improves subsequent machining precision. The quick-change positioning seat comprises a quick-change seat, a detachably connected positioning seat is arranged at the upper end of the quick-change seat, a vertical positioning screw rod is arranged at the center of the positioning seat, the center of the fan blisk penetrates through the positioning screw rod and is placed at the upper end of the positioning seat, an auxiliary cover plate and a compression cover plate are further sequentially arranged outside the fan blisk, the auxiliary cover plate and the compression cover plate are respectively corresponding to a journal end and an air inlet side installation edge of the fan blisk, and the auxiliary cover plate and the compression cover plate are respectively fixed through a locking nut in threaded connection with the positioning screw rod.
Description
Technical Field
The utility model relates to a frock clamp technical field specifically is a mill processing fan frock for blisk.
Background
In the machining process of the fan blisk, after the fan blisk needs to be clamped and fixed by a corresponding tool clamp, the fan blisk is milled and machined by a machine tool. However, the currently used tool clamp is complex in structure, and for fan blisks with large weight and large size, the clamping operation is also complex, the convenience is poor, and meanwhile, the clamped fan blisks cannot guarantee accurate alignment reference difficultly, so that the subsequent machining precision is affected.
SUMMERY OF THE UTILITY MODEL
To current fan blisk clamping frock, the structure is complicated, and the operation is inconvenient, is difficult to guarantee fan blisk alignment benchmark simultaneously, influences follow-up machining precision's problem, the utility model provides a mill processing fan blisk and use frock, its simple structure, clamping operation is convenient, can guarantee fan blisk alignment benchmark simultaneously, improves subsequent machining precision.
The technical scheme is as follows: the utility model provides a mill processing fan is frock for blisk, its includes quick change seat, its characterized in that: the quick-change fan blade disc is characterized in that a detachably connected positioning seat is arranged at the upper end of the quick-change seat, a vertical positioning screw is arranged at the center of the positioning seat, a fan integral blade disc penetrates through the positioning screw and is placed at the upper end of the positioning seat, an auxiliary cover plate and a compression cover plate are sequentially arranged outside the fan integral blade disc, the auxiliary cover plate and the compression cover plate respectively correspond to a journal end and an air inlet side mounting edge of the fan integral blade disc, and the auxiliary cover plate and the compression cover plate are respectively fixed through locking nuts in threaded connection with the positioning screw.
It is further characterized in that: the upper end of the positioning seat is provided with a positioning spigot matched with the bottom of the fan blisk, and the positioning pin penetrates through the edge of the bottom of the fan blisk and is connected with the positioning seat;
the quick-change seat is characterized in that radial grooves are circumferentially distributed on the circular surface of the quick-change seat, the cross sections of the radial grooves are inverted T-shaped, matched sliding blocks are arranged inside the radial grooves, positioning holes are circumferentially distributed on the surface of the positioning seat, and positioning bolts penetrate through the positioning holes and are connected with the sliding blocks on the quick-change seat;
and a zero point positioning blind rivet is arranged at the bottom of the quick-change seat.
After having adopted above-mentioned structure, pass positioning screw with fan blisk center department and place in the positioning seat upper end, then can guarantee fan blisk alignment benchmark through positioning screw's setting, the outside of fan blisk still is equipped with supplementary apron in order simultaneously, compresses tightly the apron, will assist the apron, compress tightly the apron and be connected the locking with positioning screw through lock nut to accomplish the clamping of fan blisk fixed, the clamping operation is convenient, and is fixed effectual, has effectively improved subsequent machining precision.
Drawings
FIG. 1 is a cross-sectional view of the overall structure of the fan blisk of the present invention;
fig. 2 is a sectional view of the positioning seat and the quick-change seat of the present invention in another direction;
fig. 3 is a top view of the quick-change seat of the present invention;
fig. 4 is a partial sectional view of the position B in fig. 3 according to the present invention.
Detailed Description
As shown in fig. 1 to 4, a tooling for milling a fan blisk comprises a quick-change seat 7, a positioning seat 1 detachably connected with the quick-change seat 1 is arranged at the upper end of the quick-change seat 1, a positioning screw 3 which is vertically upward is arranged at the center of the positioning seat 1, the positioning screw 3 is a specially-made screw, threads are arranged outside thin heads at two ends of the positioning seat, the lower end of the positioning seat is in threaded connection with the positioning seat 1, the center of the fan blisk 10 penetrates through the positioning screw 3 and is placed at the upper end of the positioning seat 1, an auxiliary cover plate 5 and a compression cover plate 2 are further sequentially arranged outside the fan blisk 10, the auxiliary cover plate 5 and the compression cover plate 2 correspond to a journal end and an air inlet side mounting edge of the fan blisk 10 respectively, the auxiliary cover plate 5 and the compression cover plate 2 are further fixed outside by locking nuts 6 in threaded connection with the positioning screw 3 respectively, and compression gaskets are further arranged between the compression cover plate 2 and the locking nuts 6.
Furthermore, the upper end of positioning seat 1 is equipped with the bottom matched with location tang 111 with fan blisk 10, plays location and spacing effect, and locating pin 11 runs through the bottom edge of fan blisk 10 and is connected with positioning seat 1, further guarantees the fixed stability of clamping of fan blisk 10.
Furthermore, the center of the quick-change seat 7 is connected with the center of the positioning seat 1 through a connecting sleeve 9, a radial groove 71 is circumferentially distributed on the circular surface of the quick-change seat 7, the cross section of the radial groove 71 is in an inverted T shape, a matched sliding block 72 is arranged inside the radial groove 71, a positioning hole is circumferentially distributed on the surface of the positioning seat 1, and a positioning bolt 73 penetrates through the positioning hole and is connected with the sliding block 72 on the quick-change seat 7. The quick-change seat 7 is connected with the center of the positioning seat 1 through the connecting sleeve 9, and then the positioning bolts 73 distributed in the circumferential direction are connected and fixed, so that the quick-change seat 7 is stably connected with the positioning seat 1, and the quick-change seat is convenient to disassemble and assemble.
Furthermore, the bottom of the quick-change seat 7 is provided with a zero-point positioning blind rivet 8. Through zero point location blind rivet 8 with quick change seat 7 and the last part and the accurate connection of outside lathe to can realize fast loading and unloading.
During the assembly, place fan blisk 10 in the top of positioning seat 1, fix a position through location tang 111, the rethread locating pin 11 is connected, and supplementary clamp plate 5, 2 centre holes of gland pass positioning screw 3 in proper order, compress tightly fixedly through lock nut 6, and last with quick change seat 7, positioning seat 1 and fan blisk 10 through 8 dress to the lathe of zero point location blind rivet. The utility model discloses a frock passes through 3 alignment benchmarks of positioning screw to auxiliary pressure plate 5, the gland 2 that compresses tightly through external mounting are connected with high positioning screw 3 in order, make the fixed effectual of clamping of fan blisk 10, then follow-up processing does not have the vibration unusual, guarantees the machining precision.
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (4)
1. The utility model provides a mill processing fan is frock for blisk, its includes quick change seat, its characterized in that: the quick-change fan blade disc is characterized in that a detachably connected positioning seat is arranged at the upper end of the quick-change seat, a vertical positioning screw rod is arranged at the center of the positioning seat, the center of the fan integral blade disc penetrates through the positioning screw rod and is placed at the upper end of the positioning seat, an auxiliary cover plate and a compression cover plate are sequentially arranged outside the fan integral blade disc, the auxiliary cover plate and the compression cover plate respectively correspond to a journal end and an air inlet side mounting edge of the fan integral blade disc, and the outer portions of the auxiliary cover plate and the compression cover plate are respectively fixed through locking nuts in threaded connection with the positioning screw rod.
2. The tool for milling the fan blisk as claimed in claim 1, wherein: the upper end of the positioning seat is provided with a positioning spigot matched with the bottom of the fan blisk, and the positioning pin penetrates through the edge of the bottom of the fan blisk and is connected with the positioning seat.
3. The tool for milling the fan blisk as claimed in claim 2, wherein: the quick-change seat is characterized in that a radial groove is circumferentially distributed on the circular surface of the quick-change seat, the cross section of the radial groove is in an inverted T shape, a matched sliding block is arranged inside the radial groove, positioning holes are circumferentially distributed on the surface of the positioning seat, and a positioning bolt penetrates through the positioning holes and is connected with the sliding block on the quick-change seat.
4. The tool for milling the blisk of the fan as claimed in claim 3, wherein: and a zero point positioning blind rivet is arranged at the bottom of the quick-change seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223148737.7U CN218746214U (en) | 2022-11-28 | 2022-11-28 | Tool for milling fan blisk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223148737.7U CN218746214U (en) | 2022-11-28 | 2022-11-28 | Tool for milling fan blisk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218746214U true CN218746214U (en) | 2023-03-28 |
Family
ID=85675421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223148737.7U Active CN218746214U (en) | 2022-11-28 | 2022-11-28 | Tool for milling fan blisk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218746214U (en) |
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2022
- 2022-11-28 CN CN202223148737.7U patent/CN218746214U/en active Active
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