CN114029870A - Thin-wall hollow aluminum alloy part shot blasting deformation prevention tool - Google Patents
Thin-wall hollow aluminum alloy part shot blasting deformation prevention tool Download PDFInfo
- Publication number
- CN114029870A CN114029870A CN202111428558.6A CN202111428558A CN114029870A CN 114029870 A CN114029870 A CN 114029870A CN 202111428558 A CN202111428558 A CN 202111428558A CN 114029870 A CN114029870 A CN 114029870A
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- China
- Prior art keywords
- supporting plate
- adjusting
- thin
- shot blasting
- inner cavity
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- 238000005422 blasting Methods 0.000 title claims abstract description 25
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 15
- 230000002265 prevention Effects 0.000 title claims abstract description 13
- 239000010985 leather Substances 0.000 claims abstract description 35
- 241000283690 Bos taurus Species 0.000 description 12
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000002655 kraft paper Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Abstract
The invention provides a shot blasting deformation prevention tool for a thin-wall hollow aluminum alloy part, which comprises: the oxhide cushion is used for being attached to the surface of an inner cavity of a girder of the helicopter blade; the shape of the cow leather pad is matched with the surface of the inner cavity; a support plate for arranging the cow leather mat; the shape of the supporting plate is the same as that of the cow leather pad; the adjusting assembly is connected with the supporting plate and is used for adjusting the distance between the supporting plate and the inner cavity surface; the invention provides a shot blasting deformation prevention tool which is arranged in an inner cavity of a thin-wall hollow part, provides supporting force, increases rigidity and reduces shrinkage deformation of the inner cavity caused by shot blasting.
Description
Technical Field
The invention belongs to the technical field of helicopter tool design, and particularly relates to a shot blasting deformation prevention tool for a thin-wall hollow aluminum alloy part.
Background
The thin-wall hollow part is made of aluminum alloy, shot blasting strengthening is carried out on the outer side surface, and shot blasting is not carried out on the inner cavity surface. When the outer side surface is subjected to compressive stress by shot blasting, the part is subjected to shrinkage deformation, resulting in dimensional tolerance.
Disclosure of Invention
Aiming at the technical problem, the invention provides a shot blasting deformation prevention tool for a thin-wall hollow aluminum alloy part, which comprises:
the oxhide cushion is used for being attached to the surface of an inner cavity of a girder of the helicopter blade; the shape of the cow leather pad is matched with the surface of the inner cavity;
a support plate for arranging the cow leather mat; the shape of the supporting plate is the same as that of the cow leather pad;
and the adjusting assembly is connected with the supporting plate and is used for adjusting the distance between the supporting plate and the surface of the inner cavity.
Preferably, the kraft mat comprises:
one surface of the first leather pad is pasted on the supporting plate, and the other surface of the first leather pad is attached to the upper surface of the inner cavity of the helicopter blade girder;
and one surface of the second leather pad is pasted on the supporting plate, and the other surface of the second leather pad is attached to the lower surface of the inner cavity of the helicopter blade girder.
Preferably, the support plate includes:
the first supporting plate is used for adhering the first cow leather pad;
and the second supporting plate is used for sticking the second cow leather pad.
Preferably, the adjustment assembly comprises:
at least three adjusting screws arranged between the first supporting plate and the second supporting plate;
and the at least three adjusting nuts are arranged on the adjusting screw rods and used for adjusting the distance between the first supporting plate and the second supporting plate.
Preferably, the adjustment assembly further comprises:
and the at least three adjusting wrenches are connected with the adjusting nuts and used for rotating the adjusting nuts.
Preferably, the second support plate has at least three blind holes; one end of the adjusting screw rod is fixedly connected with the first supporting plate, and the other end of the adjusting screw rod is inserted into the blind hole.
Preferably, when the adjusting nut is located at the end face of the blind hole, the adjusting screw rod can axially displace relative to the blind hole by rotating the adjusting nut.
Preferably, the adjusting nut has a mounting hole for mounting the adjusting wrench.
The invention has the technical effects that:
the invention provides a shot blasting deformation prevention tool which is arranged in an inner cavity of a thin-wall hollow part, provides supporting force, increases rigidity and reduces shrinkage deformation of the inner cavity caused by shot blasting.
Drawings
FIG. 1 is a schematic structural diagram of a girder of a helicopter blade provided in an embodiment of the present application;
fig. 2 is a sectional view of a deformation prevention tool provided in an embodiment of the present application;
fig. 3 is an isometric view of a deformation prevention tool provided by an embodiment of the application;
wherein, 1-a first supporting plate, 2-a second supporting plate, 3-an adjusting screw, 4-an adjusting nut, 5-an adjusting wrench, 6-a first leather pad, 7-a second leather pad, 8-an inner cavity upper surface and 9-an inner cavity lower surface.
Detailed Description
Referring to fig. 1-3, the invention provides a shot blasting deformation prevention tool for a thin-wall hollow aluminum alloy part, comprising: the oxhide cushion is used for being attached to the surface of an inner cavity of a girder of the helicopter blade; the shape of the cow leather pad is matched with the surface of the inner cavity; a support plate for arranging a cattle hide pad; the shape of the supporting plate is the same as that of the cow leather pad; and the adjusting assembly is connected with the supporting plate and is used for adjusting the distance between the supporting plate and the surface of the inner cavity.
In an embodiment of the present application, a kraft pad includes: one surface of the first leather pad is pasted on the supporting plate, and the other surface of the first leather pad is attached to the upper surface of the inner cavity of the helicopter blade girder; one surface of the second leather pad is pasted on the supporting plate, and the other surface of the second leather pad is attached to the lower surface of the inner cavity of the helicopter blade girder.
In an embodiment of the present application, the support plate includes: the first supporting plate is used for adhering the first cow leather pad; and the second supporting plate is used for sticking the second cow leather pad.
In an embodiment of the present application, the adjustment assembly comprises: at least three adjusting screws arranged between the first supporting plate and the second supporting plate; and the at least three adjusting nuts are arranged on the adjusting screw rods and used for adjusting the distance between the first supporting plate and the second supporting plate.
In an embodiment of the present application, the adjustment assembly comprises: and the at least three adjusting wrenches are connected with the adjusting nuts and used for rotating the adjusting nuts.
Wherein the second support plate has at least three blind holes; one end of the adjusting screw is fixedly connected with the first supporting plate, and the other end of the adjusting screw is inserted into the blind hole.
When the adjusting nut is positioned at the end face of the blind hole, the adjusting nut is rotated, and the adjusting screw rod can axially displace relative to the blind hole. The adjusting nut is provided with a mounting hole for mounting the adjusting wrench
In other embodiments, the detailed description of the present application:
1. mounting an anti-deformation tool in an inner cavity of a girder of a blade of the helicopter so that a first cow leather pad and a second cow leather pad are respectively contacted with the upper surface of the inner cavity and the lower surface of the inner cavity;
2. adjusting the position of the anti-deformation tool to ensure that the first and second leather pads are completely matched with the surface shape of the inner cavity, and the end surfaces are flush with the end surfaces of the inner cavity;
3. the adjusting wrench is rotated to enable the adjusting nut to move downwards on the adjusting screw rod, and the adjusting screw rod moves upwards due to relative displacement, so that the distance between the first supporting plate and the second supporting plate is increased;
4. sequentially rotating the three adjusting wrenches to enable the first supporting plate and the second supporting plate to provide certain supporting force for the upper surface and the lower surface of the inner cavity;
5. shot blasting is started, a part of compressive stress caused by shot blasting is offset with the supporting force provided by the tool, and the shrinkage deformation of the upper surface and the lower surface of the inner cavity is reduced;
6. after shot blasting is finished, sequentially rotating the adjusting wrench to enable the adjusting nut to move upwards on the adjusting screw rod, enabling the adjusting screw rod to move downwards due to relative displacement, and reducing the distance between the first supporting plate and the second supporting plate;
7. and (6) taking down the tool.
The invention provides a shot blasting deformation prevention tool which is arranged in an inner cavity of a thin-wall hollow part, provides supporting force, increases rigidity and reduces shrinkage deformation of the inner cavity caused by shot blasting.
Claims (8)
1. The utility model provides a hollow aluminum alloy part peening of thin wall shape frock of preapring for an unfavorable turn of events which characterized in that includes:
the oxhide cushion is used for being attached to the surface of an inner cavity of a girder of the helicopter blade; the shape of the cow leather pad is matched with the surface of the inner cavity;
a support plate for arranging the cow leather mat; the shape of the supporting plate is the same as that of the cow leather pad;
and the adjusting assembly is connected with the supporting plate and is used for adjusting the distance between the supporting plate and the surface of the inner cavity.
2. The tool for preventing deformation of the thin-wall hollow aluminum alloy part during shot blasting according to claim 1, wherein the leather pad comprises:
one surface of the first leather pad is pasted on the supporting plate, and the other surface of the first leather pad is attached to the upper surface of the inner cavity of the helicopter blade girder;
and one surface of the second leather pad is pasted on the supporting plate, and the other surface of the second leather pad is attached to the lower surface of the inner cavity of the helicopter blade girder.
3. The tool for preventing deformation of the thin-wall hollow aluminum alloy part during shot blasting according to claim 2, wherein the supporting plate comprises:
the first supporting plate is used for adhering the first cow leather pad;
and the second supporting plate is used for sticking the second cow leather pad.
4. The tool for preventing deformation of the thin-wall hollow aluminum alloy part during shot blasting according to claim 3, wherein the adjusting assembly comprises:
at least three adjusting screws arranged between the first supporting plate and the second supporting plate;
and the at least three adjusting nuts are arranged on the adjusting screw rods and used for adjusting the distance between the first supporting plate and the second supporting plate.
5. The tool for preventing deformation of the thin-wall hollow aluminum alloy part during shot blasting according to claim 4, wherein the adjusting assembly further comprises:
and the at least three adjusting wrenches are connected with the adjusting nuts and used for rotating the adjusting nuts.
6. The shot blasting deformation prevention tool for the thin-wall hollow aluminum alloy part according to claim 4, wherein the second support plate is provided with at least three blind holes; one end of the adjusting screw rod is fixedly connected with the first supporting plate, and the other end of the adjusting screw rod is inserted into the blind hole.
7. A shot blasting deformation prevention tool for a thin-wall hollow aluminum alloy part according to claim 6, wherein when the adjusting nut is located at the end face of the blind hole, the adjusting screw rod can axially displace relative to the blind hole by rotating the adjusting nut.
8. The tool for preventing deformation of the thin-wall hollow aluminum alloy part during shot blasting as claimed in claim 5, wherein the adjusting nut is provided with a mounting hole, and the mounting hole is used for mounting the adjusting wrench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111428558.6A CN114029870A (en) | 2021-11-26 | 2021-11-26 | Thin-wall hollow aluminum alloy part shot blasting deformation prevention tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111428558.6A CN114029870A (en) | 2021-11-26 | 2021-11-26 | Thin-wall hollow aluminum alloy part shot blasting deformation prevention tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114029870A true CN114029870A (en) | 2022-02-11 |
Family
ID=80139044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111428558.6A Pending CN114029870A (en) | 2021-11-26 | 2021-11-26 | Thin-wall hollow aluminum alloy part shot blasting deformation prevention tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114029870A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203593940U (en) * | 2013-12-10 | 2014-05-14 | 武汉一冶钢结构有限责任公司 | Clamping device for mounting T-shaped stiffening rib inlaying segment on bottom plate of steel box girder |
| CN110273059A (en) * | 2018-03-14 | 2019-09-24 | 兰州兰石重型装备股份有限公司 | Large thin-wall container inner wall heat treatment deformation tooling and its application method |
| CN112720556A (en) * | 2021-01-26 | 2021-04-30 | 郑州轻工业大学 | Internal-supporting type operation self-adaptive flexible manipulator for fragile thin-wall cylindrical inner wall workpieces with different operation radiuses |
-
2021
- 2021-11-26 CN CN202111428558.6A patent/CN114029870A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203593940U (en) * | 2013-12-10 | 2014-05-14 | 武汉一冶钢结构有限责任公司 | Clamping device for mounting T-shaped stiffening rib inlaying segment on bottom plate of steel box girder |
| CN110273059A (en) * | 2018-03-14 | 2019-09-24 | 兰州兰石重型装备股份有限公司 | Large thin-wall container inner wall heat treatment deformation tooling and its application method |
| CN112720556A (en) * | 2021-01-26 | 2021-04-30 | 郑州轻工业大学 | Internal-supporting type operation self-adaptive flexible manipulator for fragile thin-wall cylindrical inner wall workpieces with different operation radiuses |
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