CN220762271U - Deep hole shot blasting device - Google Patents
Deep hole shot blasting device Download PDFInfo
- Publication number
- CN220762271U CN220762271U CN202322585859.0U CN202322585859U CN220762271U CN 220762271 U CN220762271 U CN 220762271U CN 202322585859 U CN202322585859 U CN 202322585859U CN 220762271 U CN220762271 U CN 220762271U
- Authority
- CN
- China
- Prior art keywords
- deep hole
- shot blasting
- runner
- plug
- reflecting plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000005422 blasting Methods 0.000 title claims abstract description 28
- 239000007921 spray Substances 0.000 claims abstract description 20
- 239000008188 pellet Substances 0.000 claims abstract description 9
- 238000005480 shot peening Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
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Abstract
The utility model provides a deep hole shot blasting device which comprises a spray gun, a plug and a reflecting plate, wherein a main runner and a secondary runner are arranged in the spray gun, the plug is filled at one end of the main runner, the other end of the main runner is communicated with a shot flow source, one end of the secondary runner is communicated with the main runner, the other end of the secondary runner is aligned with one side of the reflecting plate, and the other side of the reflecting plate is fixedly connected with the plug. By adopting the technical scheme of the utility model, the pellet flow is sprayed to the surface of the reflecting plate through the main runner and the secondary runner in sequence, and is sprayed towards the rear of the spray gun under the reflecting action of the reflecting plate, and finally the pellet flow is sprayed and attached to the surface of the inner wall of the deep hole, which is opposite to the spray gun, so that the pellet flow is uniformly sprayed and attached to the inner wall of the deep hole.
Description
Technical Field
The utility model belongs to the technical field of shot blasting process equipment, and particularly relates to a deep hole shot blasting device.
Background
At present, the ultrasonic shot peening method is widely used in various surface treatment processes of workpieces, can obviously reduce the residual stress of the surfaces of the workpieces, improve the fatigue strength of the workpieces, and is helpful for forming convex-concave joint surfaces for high-strength connection or lubrication connection, however, in the conventional shot peening process, the shot flow ejected by shot peening equipment is generally directly ejected and attached to the surfaces of the workpieces, the shot flow can be ejected only along a straight line in the air, and with the increasing complexity of the shapes and structures of the workpieces, the shape characteristics of flange sides, groove side walls, tongue-and-groove inner cavities, deep holes and the like of the surfaces of the workpieces cannot be effectively ejected.
In the prior art, the publication number is: patent literature of CN107756265a discloses a split type shot-peening gun, which comprises a gun body and a gun head, wherein a rebound nozzle is arranged on the gun head, and the gun body and the gun head are detachably connected. In the application, after the rebound spray hole of the spray gun is worn, only the gun head can be replaced without scrapping the whole spray gun, so that the utilization rate of the spray gun can be improved. However, since the device is of a split type structure, when the device is applied to shot blasting on the inner wall of a deep hole, the device needs to be preassembled before the shot blasting, so that the labor intensity of operators is correspondingly increased, the reflecting direction of the shot flow is also adjusted in advance, the requirements on the proficiency and experience of the operators are correspondingly improved, and the popularization and the application are inconvenient.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a deep hole shot blasting device.
The utility model is realized by the following technical scheme.
The utility model provides a deep hole shot blasting device which comprises a spray gun, a plug and a reflecting plate, wherein a main runner and a secondary runner are arranged in the spray gun, the plug is filled at one end of the main runner, the other end of the main runner is communicated with a shot flow source, one end of the secondary runner is communicated with the main runner, the other end of the secondary runner is aligned with one side of the reflecting plate, and the other side of the reflecting plate is fixedly connected with the plug.
The plug is also in threaded connection with the nut, and the reflecting plate is clamped and plugged between the nut and the plug.
The deep hole shot blasting device further comprises a rebound piece, and the rebound piece is clamped and plugged between the plug and the main runner.
The communication part of the secondary runner and the main runner is close to the plug.
The plugs can be replaced by bolts.
The central axis of the secondary flow passage intersects with the central axis of the primary flow passage, and the intersection angle thereof is 45 °.
The diameter of the main runner is phi 10mmmm.
The diameter of the secondary runner is phi 5.5mm.
The length of the main runner is not less than 500mm.
The utility model has the beneficial effects that: by adopting the technical scheme of the utility model, after the shot flow is sent into the main runner through the shot blasting equipment, the shot flow can only flow along the secondary runner and then be sprayed onto the surface of the reflecting plate, and the shot flow is sprayed towards the rear of the spray gun under the reflecting action of the reflecting plate, so that the shot flow is finally sprayed and attached to the surface of the inner wall of the deep hole, which is opposite to the spray gun, so that the shot flow is uniformly sprayed and attached to the inner wall of the deep hole.
Drawings
FIG. 1 is a front view of the present utility model;
FIG. 2 is a schematic view of the structure of the utility model when the utility model is applied to shot blasting the inner wall of the deep hole orifice of the workpiece;
FIG. 3 is a schematic diagram of the structure of the utility model when the utility model is applied to shot blasting the inner wall of a deep hole of a workpiece.
In the figure: 1-spray gun, 2-plug, 3-reflecting plate, 4-nut, 5-reflecting piece, 6-work piece, 7-pellet flow, 11-main runner, 12-secondary runner.
Detailed Description
The technical solution of the present utility model is further described below, but the scope of the claimed utility model is not limited to the above.
As shown in fig. 1, 2 and 3, the utility model provides a deep hole shot blasting device, which comprises a spray gun 1, a plug 2 and a reflecting plate 3, wherein a main runner 11 and a secondary runner 12 are arranged in the spray gun 1, the plug 2 is filled at one end of the main runner 11, the other end of the main runner 11 is communicated with a shot flow source, one end of the secondary runner 12 is communicated with the main runner 11, the other end of the secondary runner 12 is aligned with one side of the reflecting plate 3, and the other side of the reflecting plate 3 is fixedly connected with the plug 2.
By adopting the technical scheme of the utility model, after the shot flow is sent into the main runner through the shot blasting equipment, the shot flow can only flow along the secondary runner and then be sprayed onto the surface of the reflecting plate, and the shot flow is sprayed towards the rear of the spray gun under the reflecting action of the reflecting plate, so that the shot flow is finally sprayed and attached to the surface of the inner wall of the deep hole, which is opposite to the spray gun, so that the shot flow is uniformly sprayed and attached to the inner wall of the deep hole.
Specifically, the plug 2 is further screwed with the nut 4, and the reflecting plate 3 is clamped between the nut 4 and the plug 2. The deep hole shot blasting device also comprises a rebound piece 5, wherein the rebound piece 5 is clamped and plugged between the plug 2 and the main runner 11. By adopting the technical scheme of the utility model, the rebound piece 5 rebounds the pellet flow, so that the pellet flow can only be sprayed to the surface of the reflecting plate 3 along the secondary flow channel 12, and then the pellet flow is rebounded to the rear of the spray gun through the reflecting plate 3, so that the pellet flow is attached to the invisible part of the inner wall of the deep hole, and the shot blasting effect on the inner wall of the deep hole is improved.
The secondary flow passage 12 and the primary flow passage 11 are in communication with each other and are close to the plug 2. The plug 2 can be replaced by a bolt. The central axis of the secondary flow passage 12 intersects with the central axis of the primary flow passage 11, and the intersection angle thereof is 45 °. The diameter of the primary flow channel 11 is preferably 10mmmm. The secondary flow passage 12 has a diameter of phi 5.5mm. The length of the main flow channel 11 is not less than 500mm.
As shown in fig. 3, when the reflecting plate 3 is detached, the plug 2 is still plugged at one end of the main runner 11, and the utility model can be applied to shot blasting treatment on the inner wall surface of the deep hole, and compared with the prior art, the reflecting plate 3 is flexible to assemble and disassemble and is convenient for personnel to operate.
Claims (9)
1. A deep hole shot blasting device is characterized in that: including spray gun (1), end cap (2) and reflecting plate (3), be equipped with sprue (11) and secondary runner (12) in spray gun (1), end cap (2) pack in the one end of sprue (11), the other end and the pellet stream source intercommunication of sprue (11), the one end of secondary runner (12) with sprue (11) intercommunication, the other end of secondary runner (12) is aimed at one side of reflecting plate (3), the opposite side of reflecting plate (3) with end cap (2) link firmly.
2. The deep hole shot blasting apparatus of claim 1, wherein: the plug (2) is further in threaded connection with the nut (4), and the reflecting plate (3) is clamped between the nut (4) and the plug (2).
3. The deep hole shot blasting apparatus of claim 1, wherein: the deep hole shot blasting device further comprises a rebound piece (5), and the rebound piece (5) is clamped between the plug (2) and the main runner (11).
4. The deep hole shot blasting apparatus of claim 1, wherein: the communication part of the secondary runner (12) and the main runner (11) is close to the plug (2).
5. The deep hole shot blasting apparatus according to any one of claims 1 to 4, wherein: the plug (2) can be replaced by a bolt.
6. The deep hole shot blasting apparatus of claim 1, wherein: the central axis of the secondary runner (12) intersects with the central axis of the primary runner (11) and the intersection angle thereof is 45 °.
7. The deep hole shot blasting apparatus of claim 6, wherein: the diameter of the main flow channel (11) is phi 10mmmm.
8. The deep hole shot blasting apparatus of claim 6, wherein: the diameter of the secondary runner (12) is phi 5.5mm.
9. The deep hole shot blasting apparatus of claim 6, wherein: the length of the main runner (11) is not less than 500mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322585859.0U CN220762271U (en) | 2023-09-22 | 2023-09-22 | Deep hole shot blasting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322585859.0U CN220762271U (en) | 2023-09-22 | 2023-09-22 | Deep hole shot blasting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220762271U true CN220762271U (en) | 2024-04-12 |
Family
ID=90620945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322585859.0U Active CN220762271U (en) | 2023-09-22 | 2023-09-22 | Deep hole shot blasting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220762271U (en) |
-
2023
- 2023-09-22 CN CN202322585859.0U patent/CN220762271U/en active Active
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |