CN113478402A - Two-station batch sand blowing device for low-vortex working blades and using method - Google Patents
Two-station batch sand blowing device for low-vortex working blades and using method Download PDFInfo
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- CN113478402A CN113478402A CN202110864636.0A CN202110864636A CN113478402A CN 113478402 A CN113478402 A CN 113478402A CN 202110864636 A CN202110864636 A CN 202110864636A CN 113478402 A CN113478402 A CN 113478402A
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- tenon
- cover plate
- blade
- plate
- sand blowing
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/32—Abrasive blasting machines or devices; Plants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks
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- Mechanical Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model provides a two station sand blowing device in batches of low vortex blade and application method, includes the chassis, and the chassis has a plurality of waist type holes to form outer loop and inner ring structure connected by the strengthening rib along circumference processing, and the inner ring sets up a plurality of blade crown apron I and blade crown apron II along circumference, and blade crown apron I and blade crown apron II alternate arrangement, and a plurality of tenon flange board constant head tank are seted up along circumference to the outer loop, and is a plurality of tenon apron I and tenon apron II install on the chassis and with tenon flange board constant head tank one-to-one, and tenon apron I and tenon apron II alternate arrangement, install alternate arrangement's tenon locating piece I and tenon locating piece II in the tenon flange board constant head tank respectively, wherein tenon locating piece I and the cooperation of tenon apron I, tenon locating piece II and the cooperation of tenon apron II, outer annular protection shield of outer annular face parcel in the chassis. The sand blowing device is practically applied on site in a workshop, the effect is good, the processing efficiency is improved by more than 20 times, and the design and manufacturing cost of a set of clamp is saved.
Description
Technical Field
The invention belongs to the technical field of sand blowing devices, and particularly relates to a low-vortex working blade two-station batch sand blowing device and a use method thereof.
Background
Before, to low whirlpool working blade body sand blowing special fixture, with the blade body according to two directions design respectively of leaf basin, leaf back and make two kinds of special fixtures, and a anchor clamps only clamping a blade, so if accomplish the sand blowing processing of a blade whole blade body, the first stove sand blowing leaf basin leaf back of the body, the back leaf basin sand blowing of same blade is carried out again to the back leaf basin anchor clamps of clamping leaf back again after shutting down. The sand blowing processing of one blade body is only completed in the middle of the two furnaces through the secondary clamping fixture, and the production efficiency is seriously influenced.
Disclosure of Invention
The invention provides a low-vortex working blade two-station batch sand blowing device and a use method thereof, aiming at the problem of production bottleneck, because the blade body sand blowing processing efficiency of the low-vortex working blade is low, the production is seriously restricted, and the invention provides the low-vortex working blade two-station batch sand blowing device.
In order to achieve the purpose, the invention adopts the following technical scheme:
a two-station batch sand blowing device for low-vortex working blades comprises a tenon cover plate I, a tenon cover plate II, a blade crown cover plate I, a blade crown cover plate II, a chassis, a protection plate, a tenon positioning block I and a tenon positioning block II, wherein the chassis is provided with a plurality of waist-shaped holes along the circumferential direction to form an outer ring and an inner ring structure which are connected by reinforcing ribs, the upper surface of the outer ring is higher than the upper surface of the inner ring, the inner ring is provided with a plurality of the blade crown cover plates I and the blade crown cover plates II along the circumferential direction, the blade crown cover plates I and the blade crown cover plates II are alternately arranged, the outer ring is provided with a plurality of tenon edge plate positioning grooves along the circumferential direction, the tenon cover plates I and the tenon cover plates II are arranged on the chassis and are in one-to-one correspondence with the tenon edge plate positioning grooves, the tenon cover plates I and the tenon cover plates II are alternately arranged, the tenon positioning blocks I and the tenon positioning blocks II are alternately arranged in the tenon edge plate positioning grooves respectively, wherein the tenon positioning blocks I are matched with the tenon cover plates I, tenon locating piece II and the cooperation of tenon apron II, tenon apron I is just to setting up with blade crown apron I, and tenon apron II is just to setting up with blade crown apron II, the outer disc parcel annular protection shield of chassis outer loop, and pass through bolted connection between protection shield and the chassis, prevent that the sand material from getting into in the tenon listrium constant head tank.
The blade crown cover plate I comprises a baffle I and a cover plate I, the cover plate I is a vertical plate, an installation blade installation opening I extending upwards is formed in the lower end face of the cover plate I, the baffle I is arranged on the rear side of the cover plate I, and the two ends of the baffle I are welded on the connecting lug seats I on the two sides of the cover plate I.
The blade crown cover plate II comprises a baffle plate II and a cover plate II, the cover plate II is a vertical plate, an installation blade installation opening II extending upwards is formed in the lower end face of the cover plate II, a baffle plate II is arranged on the rear side of the cover plate II, and two ends of the baffle plate II are welded on connecting lug seats II on two sides of the cover plate II.
A use method of a low-vortex working blade two-station batch sand blowing device comprises the following steps:
alternately arranging the low-vortex working blades on a sand blowing device according to the upward blade basin and the upward blade back, installing a tenon cover plate I, a tenon cover plate II, a blade crown cover plate I and a blade crown cover plate II, fixing the tenon cover plate I, the tenon cover plate II, the blade crown cover plate I and the blade crown cover plate II on a chassis by screwing bolts, then performing first furnace sand blowing processing, stopping the machine after the first furnace sand blowing processing is completed, and loosening and screwing all the bolts; and reversing the directions of the basin backs of all the low-vortex working blades, clamping the low-vortex working blades on the sand blowing device again, screwing bolts, and then performing sand blowing processing for the second time, wherein after the sand blowing processing is finished, the sand blowing processing of all the blades is finished.
The invention has the technical effects that:
1. the sand blowing device is characterized in that the whole structure of the sand blowing device is a ring-shaped piece, 24 pieces of blades are clamped at one time and are clamped into the sand blowing blade basin and the blade back, the sand blowing blade basin and the blade back are alternately arranged, and each 12 pieces of sand blowing blade basin and the blade back realize the sand blowing processing of the two stations of one set of clamp on the blades in batches.
2. The sand blowing device is practically applied on site in a workshop, the effect is good, the processing efficiency is improved by more than 20 times, and the design and manufacturing cost of a set of clamp is saved.
3. The sand blowing device can be popularized and used in the blade body sand blowing processing of other types of low-vortex working blades, and has considerable application prospect.
Drawings
FIG. 1 is a three-dimensional schematic view of a two-station batch sand-blowing device with low-vortex working blades according to the present invention;
FIG. 2 is a top view of the two-station batch sand blowing device with low-vortex working blades according to the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2 of the present invention;
FIG. 4 is a cross-sectional view taken along line B-B of FIG. 2 of the present invention;
FIG. 5 is a three-dimensional schematic view of a shroud cover plate I of the two-station batch sand blowing device for the low-vortex working blades of the invention;
FIG. 6 is a front view of a shroud cover plate I of the two-station batch sand blowing device for the low-vortex working blades of the invention;
FIG. 7 is a top view of a shroud cover plate I of the two-station batch sand blowing device for the low-vortex working blades of the present invention;
FIG. 8 is a three-dimensional schematic view of a shroud cover plate II of the two-station batch sand blowing device for the low-vortex working blades of the present invention;
FIG. 9 is a front view of a shroud cover plate II of the two-station batch sand blowing device for the low-vortex working blades of the present invention;
FIG. 10 is a top view of a shroud cover plate II of the two-station batch sand blowing device for the low-vortex working blades of the present invention;
1-base plate, 2-outer ring, 3-inner ring, 4-reinforcing rib, 5-tip shroud cover plate I, 6-tip shroud cover plate II, 7-tenon cover plate I, 8-tenon cover plate II, 9-tenon positioning block I, 10-tenon positioning block II, 11-protection plate, 12-baffle plate I, 13-cover plate I, 14-baffle plate II, 15-cover plate II.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in figures 1 to 4, the two-station batch sand blowing device for the low-vortex working blades comprises a tenon cover plate I7, a tenon cover plate II 8, a blade shroud cover plate I5, a blade shroud cover plate II 6, a chassis 1, a protection plate 11, a tenon positioning block I9 and a tenon positioning block II 10, wherein a plurality of waist-shaped holes are formed in the chassis 1 along the circumferential direction to form an outer ring 2 and an inner ring 3 structure which are connected through reinforcing ribs 4, the upper surface of the outer ring 2 is higher than the upper surface of the inner ring 3, the inner ring 3 is provided with a plurality of blade shroud cover plates I5 and blade shroud cover plates II 6 along the circumferential direction, the blade shroud cover plates I5 and the blade shroud cover plates II 6 are fixed on the upper end surface of the inner ring 3 through bolts, the blade shroud cover plates I5 and the blade shroud cover plates II 6 are alternately arranged, the outer ring 2 is provided with a plurality of tenon edge plate positioning grooves along the circumferential direction, the tenon edge plate positioning grooves are arranged as through grooves, the tenon plate positioning grooves are arranged on the chassis and correspond to the tenon plate positioning grooves one by one, the tenon cover plate I7 and the tenon cover plate II 8 are fixed at the upper end face of the outer ring 2 through bolts, the tenon cover plate I7 and the tenon cover plate II 8 are alternately arranged, tenon positioning blocks I9 and tenon positioning blocks II 10 which are alternately arranged are respectively installed in the tenon edge plate positioning grooves, wherein the tenon positioning blocks I9 are matched with the tenon cover plate I7, the tenon positioning blocks II 10 are matched with the tenon cover plate II 8, the positioning blocks are the same as one tenon tooth profile of a tenon, the tenon cover plate I7 is opposite to the leaf crown cover plate I5, the tenon cover plate II 8 is opposite to the leaf crown cover plate II 6, an annular protection plate 11 wraps the outer circular surface of the chassis outer ring 2, and the protection plate 11 is connected with the chassis 1 through bolts to prevent sand from entering the tenon edge plate positioning grooves; the tenon cover plate I7 and the tenon cover plate II 8 are in the shape of a runner at the end edge of the blade runner so as to protect the tenon and avoid influencing the sand blasting processing of the blade body; the design of blade shroud apron I5 and blade shroud apron II 6 is the same shape with the blade shroud, and the tail end seals the protection through setting up baffle I12 and baffle II 14, and for the ease of manufacturing, blade shroud apron I5 and blade shroud apron II 6 are the welding sub-assembly. The combined part is designed along the profile at the joint of the blade shroud and the blade body so as to protect the blade shroud and avoid influencing the sand blowing processing of the blade body.
As shown in fig. 5 to 7, shroud cover plate i 5 includes baffle i 12, apron i 13 is vertical board, and its lower terminal surface department sets up the installation blade installation opening i that upwards extends, and apron i 13 rear side is provided with baffle i 12, and baffle i 12 both ends are welded on the connection ear seat i of apron i 13 both sides.
As shown in fig. 8 to 10, the second shroud cover plate 6 includes a second baffle plate 14 and a second cover plate 15, the second cover plate 15 is a vertical plate, a second mounting opening ii extending upwards is formed in the lower end face of the second cover plate, the second baffle plate 14 is arranged on the rear side of the second cover plate 15, and two ends of the second baffle plate 14 are welded to the second connecting lug seats on two sides of the second cover plate 15.
A use method of a low-vortex working blade two-station batch sand blowing device comprises the following steps:
the method comprises the following steps that low-vortex working blades are alternately arranged on a sand blowing device according to a blade basin and a blade back upward, a tenon cover plate I7, a tenon cover plate II 8, a blade crown cover plate I5 and a blade crown cover plate II 6 are installed, the tenon cover plate I7, the tenon cover plate II 8, the blade crown cover plate I5 and the blade crown cover plate II 6 are fixed on a chassis 1 through tightening bolts, then first furnace sand blowing processing is carried out, and the machine is stopped after the sand blowing processing is finished and all the bolts are loosened and screwed; and reversing the directions of the basin backs of all the low-vortex working blades, clamping the low-vortex working blades on the sand blowing device again, screwing bolts, and then performing sand blowing processing for the second time, wherein after the sand blowing processing is finished, the sand blowing processing of all the blades is finished.
Claims (4)
1. A two-station batch sand blowing device for low-vortex working blades is characterized by comprising a tenon cover plate I, a tenon cover plate II, a blade crown cover plate I, a blade crown cover plate II, a chassis, a protection plate, tenon positioning blocks I and tenon positioning blocks II, wherein the chassis is provided with a plurality of waist-shaped holes along the circumferential direction to form an outer ring and an inner ring structure which are connected by reinforcing ribs, the upper surface of the outer ring is higher than the upper surface of the inner ring, the inner ring is provided with a plurality of the blade crown cover plates I and the blade crown cover plates II along the circumferential direction, the blade crown cover plates I and the blade crown cover plates II are alternately arranged, the outer ring is provided with a plurality of tenon edge plate positioning grooves along the circumferential direction, the tenon cover plates I and the tenon cover plates II are arranged on the chassis and correspond to the tenon edge plate positioning grooves one by one, the tenon cover plates I and the tenon cover plates II are alternately arranged, and the tenon positioning blocks I and the tenon positioning blocks II which are alternately arranged are respectively arranged in the tenon edge plate positioning grooves, the tenon positioning block I is matched with the tenon cover plate I, the tenon positioning block II is matched with the tenon cover plate II, the tenon cover plate I is opposite to the blade crown cover plate I in arrangement, the tenon cover plate II is opposite to the blade crown cover plate II in arrangement, an annular protection plate is wrapped on the outer circular surface of the chassis outer ring, and the protection plate is connected with the chassis through a bolt, so that sand is prevented from entering the tenon flange plate positioning groove.
2. The low-vortex working blade two-station batch sand blowing device according to claim 1, characterized in that: the blade crown cover plate I comprises a baffle I and a cover plate I, the cover plate I is a vertical plate, an installation blade installation opening I extending upwards is formed in the lower end face of the cover plate I, the baffle I is arranged on the rear side of the cover plate I, and the two ends of the baffle I are welded on the connecting lug seats I on the two sides of the cover plate I.
3. The low-vortex working blade two-station batch sand blowing device according to claim 1, characterized in that: the blade crown cover plate II comprises a baffle plate II and a cover plate II, the cover plate II is a vertical plate, an installation blade installation opening II extending upwards is formed in the lower end face of the cover plate II, a baffle plate II is arranged on the rear side of the cover plate II, and two ends of the baffle plate II are welded on connecting lug seats II on two sides of the cover plate II.
4. The use method of the low-vortex working blade two-station batch sand blowing device according to claim 1, characterized by comprising the following steps:
alternately arranging the low-vortex working blades on a sand blowing device according to the upward blade basin and the upward blade back, installing a tenon cover plate I, a tenon cover plate II, a blade crown cover plate I and a blade crown cover plate II, fixing the tenon cover plate I, the tenon cover plate II, the blade crown cover plate I and the blade crown cover plate II on a chassis by screwing bolts, then performing first furnace sand blowing processing, stopping the machine after the first furnace sand blowing processing is completed, and loosening and screwing all the bolts; and reversing the directions of the basin backs of all the low-vortex working blades, clamping the low-vortex working blades on the sand blowing device again, screwing bolts, and then performing sand blowing processing for the second time, wherein after the sand blowing processing is finished, the sand blowing processing of all the blades is finished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110864636.0A CN113478402B (en) | 2021-07-29 | 2021-07-29 | Low-vortex working blade two-station batch sand blowing device and use method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110864636.0A CN113478402B (en) | 2021-07-29 | 2021-07-29 | Low-vortex working blade two-station batch sand blowing device and use method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113478402A true CN113478402A (en) | 2021-10-08 |
| CN113478402B CN113478402B (en) | 2023-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110864636.0A Active CN113478402B (en) | 2021-07-29 | 2021-07-29 | Low-vortex working blade two-station batch sand blowing device and use method |
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| Country | Link |
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| CN (1) | CN113478402B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020056303A1 (en) * | 2000-11-16 | 2002-05-16 | Snecma Moteurs | Method and apparatus for peening tops of cooled blades |
| CN104999290A (en) * | 2015-07-16 | 2015-10-28 | 佛山市普拉迪数控科技有限公司 | Special clamp for solar panel frame |
| CN207326768U (en) * | 2017-09-05 | 2018-05-08 | 株洲中航动力精密铸造有限公司 | Blade sandblasting fixture |
| CN109176058A (en) * | 2018-10-22 | 2019-01-11 | 中国船舶重工集团公司第七0三研究所 | A kind of gas turbine circumferential slot profile shaft streaming compressor blade and blade tooling and processing method |
| CN109531195A (en) * | 2018-11-19 | 2019-03-29 | 中国航发沈阳黎明航空发动机有限责任公司 | A kind of fan blade combination lathe machining device of simulation assembly |
| CN210499363U (en) * | 2019-08-29 | 2020-05-12 | 宁波杰达模具机械有限公司 | Multi-station universal fixture for high-pressure pump shell |
| CN111957464A (en) * | 2020-06-30 | 2020-11-20 | 中国航发南方工业有限公司 | Blade shroud spraying protection clamp and method for turbine blade |
-
2021
- 2021-07-29 CN CN202110864636.0A patent/CN113478402B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020056303A1 (en) * | 2000-11-16 | 2002-05-16 | Snecma Moteurs | Method and apparatus for peening tops of cooled blades |
| CN104999290A (en) * | 2015-07-16 | 2015-10-28 | 佛山市普拉迪数控科技有限公司 | Special clamp for solar panel frame |
| CN207326768U (en) * | 2017-09-05 | 2018-05-08 | 株洲中航动力精密铸造有限公司 | Blade sandblasting fixture |
| CN109176058A (en) * | 2018-10-22 | 2019-01-11 | 中国船舶重工集团公司第七0三研究所 | A kind of gas turbine circumferential slot profile shaft streaming compressor blade and blade tooling and processing method |
| CN109531195A (en) * | 2018-11-19 | 2019-03-29 | 中国航发沈阳黎明航空发动机有限责任公司 | A kind of fan blade combination lathe machining device of simulation assembly |
| CN210499363U (en) * | 2019-08-29 | 2020-05-12 | 宁波杰达模具机械有限公司 | Multi-station universal fixture for high-pressure pump shell |
| CN111957464A (en) * | 2020-06-30 | 2020-11-20 | 中国航发南方工业有限公司 | Blade shroud spraying protection clamp and method for turbine blade |
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| Publication number | Publication date |
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| CN113478402B (en) | 2023-04-28 |
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