CN110434766A - A kind of peener of cast-internal complexity cavity - Google Patents
A kind of peener of cast-internal complexity cavity Download PDFInfo
- Publication number
- CN110434766A CN110434766A CN201910693379.1A CN201910693379A CN110434766A CN 110434766 A CN110434766 A CN 110434766A CN 201910693379 A CN201910693379 A CN 201910693379A CN 110434766 A CN110434766 A CN 110434766A
- Authority
- CN
- China
- Prior art keywords
- ball blast
- cast
- peener
- voltage power
- high voltage
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/08—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. smoothing a surface by making use of liquid-borne abrasives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/02—Abrasive blasting machines or devices; Plants characterised by the arrangement of the component assemblies with respect to each other
- B24C3/04—Abrasive blasting machines or devices; Plants characterised by the arrangement of the component assemblies with respect to each other stationary
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C5/00—Devices or accessories for generating abrasive blasts
- B24C5/02—Blast guns, e.g. for generating high velocity abrasive fluid jets for cutting materials
- B24C5/04—Nozzles therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C7/00—Equipment for feeding abrasive material; Controlling the flowability, constitution, or other physical characteristics of abrasive blasts
- B24C7/0046—Equipment for feeding abrasive material; Controlling the flowability, constitution, or other physical characteristics of abrasive blasts the abrasive material being fed in a gaseous carrier
- B24C7/0053—Equipment for feeding abrasive material; Controlling the flowability, constitution, or other physical characteristics of abrasive blasts the abrasive material being fed in a gaseous carrier with control of feed parameters, e.g. feed rate of abrasive material or carrier
- B24C7/0061—Equipment for feeding abrasive material; Controlling the flowability, constitution, or other physical characteristics of abrasive blasts the abrasive material being fed in a gaseous carrier with control of feed parameters, e.g. feed rate of abrasive material or carrier of feed pressure
-
- 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
Abstract
The present invention relates to a kind of peeners of cast-internal complexity cavity in cast article shotblasting Removal Technology field, including low pressure feed lines, high voltage power pipeline and Y type ball blast connector, Y type ball blast connector is equipped with ball blast feed pipe inlet, high pressure admission mouth and shot-peening outlet, low pressure feed lines are connect with ball blast feed pipe inlet, high voltage power pipeline is connect with high pressure admission mouth, and low pressure feed lines and high voltage power pipeline are profile-followed hose.Ball blast medium and ball blast power are separately delivered to Y type ball blast joint by apparatus of the present invention to be collected and dishes out, and the wear-out failure in high energy ball blast medium transmission process to conveyance conduit is avoided；Dedicated Y type ball blast connector and profile-followed delivery hose are convenient for the accurate injection to each position of complicated inner cavity.Therefore peener of the invention is suitable for carrying out Shot Blasting to the complicated small lumen of casting, and separates conveying ball blast medium and high voltage power, avoids the wear-out failure to transfer pipeline, improves ball blast efficiency, reduces maintenance cost.
Description
Technical field
The present invention relates to cast article shotblasting Removal Technology, in particular to a kind of cast-internal complexity cavity structure
Peener.
Background technique
Compared to production methods such as forging, welding, casting is a kind of industrial part manufacturing process of economical and efficient, at certain
A little industrial part forming production aspects, have not replaceable status and effect.Steam turbine, the gas turbine of Large Efficient
It is generally used for the key areas concerning national economy, shell dimension is big, tonnage is big, structure is complicated.It is limited with shared cast steel
For certain steam turbine IP inner casing of production is accepted by company, overall size is the mm of 2790mm × 1940mm × 1308, weight
Reach 11 t, be distributed multiple interior steam passages and semi-open steam passage inside casing wall, as shown in Figure 1, casting method is to produce the shells
The best feasible method of casting.
In foundry production, molten steel is by 1600 DEG C of High-temperature cooling to room temperature.In cooling procedure, contacted with sand mold
Under the action of air, oxidation reaction occurs for surface layer molten steel in high temperature and sand mold, generates the oxidation rust of bronzing, black, attachment
In cast(ing) surface.On the other hand, during subsequent property heat treatment, cast(ing) surface generates one layer of oxidation rust.Surface oxidation rust
Presence influence successive castings non-destructive testing implementation, be also unsatisfactory for customer to surface quality of continuous castings appearance requirement, need to remove.
Ball blast technology is to remove efficient, the efficiently means of cast(ing) surface oxidation rust.In the effect of centrifugal force, diameter 1mm
The shot high speed of~3 mm is ejected into cast(ing) surface, to realize the effect of derusting.However, the complexity for cast-internal is narrow
Cavity structure, shot can not be ejected into, and can not achieve the purpose that derusting by traditional ball blast technology.One in foundry production
As use simple peener, remove such cast-internal structure oxidation rust.In such easy device, 20 mm of diameter~
The steel pipe of 30 mm curves the shape of steam passage, and the shot of high speed, high-energy is transported to the steam passage surface for needing ball blast, reaches and removes
Rust effect.
Tube bending is realized the profile-followed effect of steam passage by simple peener, while conveying high speed shot.But it actually used
Cheng Zhong, in crooked position, shot generates serious percussion to steel pipe, conveying steel pipe is made to wear rapidly, rupture.Produced on-site
Steel pipe is needed to frequently replace in the process, reduces production efficiency, increases production cost.It needs to develop new peener, to realize
The purpose of casting labyrinth ball blast.
Summary of the invention
The present invention is lacked for the easy to wear of the simple peener in the core cavity road of complicated inner cavity structure in the prior art
Point provides a kind of peener of cast-internal complexity cavity, to avoid ball blast medium Fast Wearing feeding pipe, improves ball blast
Efficiency reduces maintenance cost.
Mesh of the invention is achieved in that a kind of peener of cast-internal complexity cavity, including low pressure feed pipe
Road, high voltage power pipeline and Y type ball blast connector, the Y type ball blast connector are equipped with ball blast feed pipe inlet, high pressure admission mouth and spray
Ball outlet, the low pressure feed lines are connect with ball blast feed pipe inlet, and the high voltage power pipeline is connect with high pressure admission mouth,
The low pressure feed lines and high voltage power pipeline are profile-followed hose.
Peener of the invention separates the feed lines of ball blast medium and high voltage power pipeline, and low pressure feed lines are used
In conveying ball blast medium, high voltage power pipeline provides ball blast power for conveying high-pressure gas source for ball blast, in Y type ball blast connector
High-pressure air source accelerates ball blast medium, improves ball blast energy, while existing by push low pressure feed lines and high voltage power pipeline
Position and direction in cavity realize the ball blast at the specific inner cavity position of casting to control ball blast position and ball blast medium emission direction
Demand.Ball blast medium and ball blast high voltage power be separately delivered to Y type ball blast joint in apparatus of the present invention collect dish out, avoid
Wear-out failure in high energy ball blast medium transmission process to conveyance conduit；Dedicated Y type ball blast connector and profile-followed delivery hose are just
In the accurate injection to each position of complicated inner cavity.Therefore peener of the invention be suitable for the complicated small lumen of casting into
Row Shot Blasting, and conveying ball blast medium and high voltage power are separated, the wear-out failure to transfer pipeline is avoided, ball blast effect is improved
Rate reduces maintenance cost.
For the conveying being situated between convenient for ball blast matter, the feed end of the low pressure feed lines is connected with storage tank and for propeller
The strength sending cans of material.
Inlet end for the conveying convenient for high-pressure air source, the high voltage power pipeline is connected with high pressure tank.
Shot-peening outlet for the jet power for improving ball blast, the Y type ball blast connector is equipped with the ejiction opening that taper is shunk.
To go out convenient for making ball blast medium swirl injection, the ejiction opening inner circumferential that the taper of the Y type ball blast connector is shunk is set
There is eddy flow slot.
To reduce high voltage power loss, the center line of high pressure admission mouth and the shot-peening outlet of the Y type ball blast connector is located at
Ibid on straight line.
For convenient for pushing two bye-passes and ball blast connector into cavity, the low pressure feed lines and high voltage power pipeline are
Abrasive rubber hose or metal hose, profile-followed two pipelines into shot-peening cavity are integrated with stiffener binding.
Further, the Y type ball blast connector is made of wear-resistant metal material.
Detailed description of the invention
Fig. 1 is the schematic diagram of the peener of cast-internal complexity cavity of the invention.
Fig. 2 is the structural schematic diagram of Y type ball blast connector.
Wherein, 1, the interior cavity of casting, 2, low pressure feed lines, 3, high voltage power pipeline, 4, Y type ball blast connector；401
High pressure admission mouth, 402 ball blast feed pipe inlets, the outlet of 403 shot-peenings, 404 eddy flow slots, 5, storage tank, 6 strength sending cans, 7, height
Press air accumulator.
Specific embodiment
The peener of cast-internal complexity cavity of the invention as depicted in figs. 1 and 2, including low pressure feed lines 2, height
Pressure power pipeline 3 and Y type ball blast connector 4, Y type ball blast connector 4 are equipped with ball blast feed pipe inlet 402, high pressure admission mouth 401 and spray
Ball outlet 403, low pressure feed lines 2 are connect with ball blast feed pipe inlet 402, and high voltage power pipeline 3 and high pressure admission mouth 401 connect
It connects, low pressure feed lines 2 and high voltage power pipeline 3 are the profile-followed hose convenient for protruding into core cavity road, can select wear-resisting rubber
Glue hose or metal hose, Y type ball blast connector 4 use wear-resistant metal material, such as potassium steel or martensite steel material.
For the conveying being situated between convenient for ball blast matter, the feed end of low pressure feed lines 2 is connected with storage tank 5 and for promoting material
Strength sending cans 6, for storing ball blast medium, the discharging of storage tank 5 enters after low pressure feed lines 2 in strength storage tank 5
The movement of sending cans 6 pushes to Y type ball blast connector 4 along low pressure feed lines 2 with lower；The inlet end of high voltage power pipeline 3 connects
There is high pressure tank 7, high-pressure air source and the ball blast medium of low pressure push collect at Y type ball blast connector 4, make ball blast medium
403 high speed ejection are exported from ball blast, the interior cavity 1 of casting is carried out following Shot Blasting.
Shot-peening outlet 403 for the jet power for improving ball blast medium, Y type ball blast connector 4 is equipped with the ejiction opening that taper is shunk；
To carry out sufficient rubbing down, the ejection that the taper of Y type ball blast connector 4 is shunk to cavity inner wall convenient for spraying ball blast medium eddy flow
Mouth inner circumferential is equipped with eddy flow slot 404.Keep ball blast medium spouting along eddy flow direction in ejiction opening, may be implemented to cavity inner wall
The abundant rubbing down of all-dimensional multi-angle is carried out, the probability that leakage is thrown is reduced.
For the power loss for reducing high-pressure air source to the maximum extent, the high pressure admission mouth 401 and shot-peening of Y type ball blast connector 4
The center line of outlet 403 is located on ibid straight line, may insure the ball blast medium of low speed push in Y type shot-peening connector in this way
Directly injection is dished out after collecting in 4, reduces kinetic energy waste.
For convenient for pushing ball blast connector, the low pressure feed lines 2 and high pressure of this implementation when ball blast with the shape into casting cavity
Power pipeline 3 is abrasive rubber hose or metal hose, and stiffener is tied to core cavity of the integrated convenient to complicated bend
Road pushes ball blast connector.
Peener of the invention separates the feed lines of ball blast medium and high voltage power pipeline, low pressure feed lines 2
For conveying ball blast medium, high voltage power pipeline 3 provides ball blast power for conveying high-pressure gas source for ball blast, connects in Y type ball blast
High-pressure air source accelerates ball blast medium in first 4, improves ball blast energy, while passing through push low pressure feed lines 2 and high voltage power
Position and direction of the pipeline 3 in cavity realize the specific inner cavity of casting to control ball blast position and ball blast medium emission direction
The ball blast demand of position.Ball blast medium and ball blast high voltage power are separately delivered to collect at Y type ball blast connector 4 in apparatus of the present invention
It dishes out, avoids the wear-out failure in high energy ball blast medium transmission process to conveyance conduit；Dedicated Y type ball blast connector 4 and profile-followed
Delivery hose is convenient for the accurate injection to each position of complicated inner cavity.Therefore peener of the invention is suitable for the complexity to casting
Small lumen carries out Shot Blasting, and separates conveying ball blast medium and high voltage power, avoids the wear-out failure to transfer pipeline,
Ball blast efficiency is improved, maintenance cost is reduced.
Claims (8)
1. a kind of peener of cast-internal complexity cavity, which is characterized in that including low pressure feed lines, high voltage power pipeline
With Y type ball blast connector, the Y type ball blast connector is equipped with ball blast feed pipe inlet, high pressure admission mouth and shot-peening outlet, the low pressure
Feed lines are connect with ball blast feed pipe inlet, and the high voltage power pipeline is connect with high pressure admission mouth, the low pressure feed pipe
Road and high voltage power pipeline are profile-followed hose.
2. the peener of cast-internal complexity cavity according to claim 1, which is characterized in that the low pressure feed lines
Feed end be connected with storage tank and the strength sending cans for promoting material.
3. the peener of cast-internal complexity cavity according to claim 1, which is characterized in that the high voltage power pipeline
Inlet end be connected with high pressure tank.
4. the peener of cast-internal complexity cavity according to claim 1, which is characterized in that the Y type ball blast connector
Shot-peening outlet be equipped with taper shrink ejiction opening.
5. the peener of cast-internal complexity cavity according to claim 4, which is characterized in that the Y type ball blast connector
Taper shrink ejiction opening inner circumferential be equipped with eddy flow slot.
6. the peener of cast-internal complexity cavity according to claim 4, which is characterized in that the Y type ball blast connector
High pressure admission mouth and the center line of shot-peening outlet be located at ibid on straight line.
7. the peener of cast-internal complexity cavity according to claim 1, which is characterized in that the low pressure feed lines
It is abrasive rubber hose or metal hose with high voltage power pipeline, profile-followed two pipelines and stiffener into shot-peening cavity are tied
It ties up and is integrated.
8. the peener of cast-internal complexity cavity according to claim 1, which is characterized in that the Y type ball blast connector
It is made of wear-resistant metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910693379.1A CN110434766B (en) | 2019-07-30 | 2019-07-30 | Shot blasting device for complex cavity in casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910693379.1A CN110434766B (en) | 2019-07-30 | 2019-07-30 | Shot blasting device for complex cavity in casting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110434766A true CN110434766A (en) | 2019-11-12 |
| CN110434766B CN110434766B (en) | 2021-12-03 |
Family
ID=68432131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910693379.1A Active CN110434766B (en) | 2019-07-30 | 2019-07-30 | Shot blasting device for complex cavity in casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110434766B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111633566A (en) * | 2020-06-10 | 2020-09-08 | 浙江博威汽车空调有限公司 | Automobile expansion valve machining tool and using method thereof |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3109262A (en) * | 1962-07-18 | 1963-11-05 | Jack W Weaver | Pneumatic motor for sand blaster |
| CN2046790U (en) * | 1989-01-31 | 1989-11-01 | 淮南矿业学院 | Rotational flow inject type abrasive efflux generator |
| US5207034A (en) * | 1990-06-25 | 1993-05-04 | Lynn William R | Pliant media blasting device |
| WO1994020263A1 (en) * | 1993-03-03 | 1994-09-15 | Wp-System Aktiebolag | Blast-cleaning system |
| CN101081490A (en) * | 2006-05-31 | 2007-12-05 | 陈君奎 | Granular material air injection device |
| CN201012352Y (en) * | 2006-10-20 | 2008-01-30 | 中国石油天然气管道局 | Steel angle pipe inner coating apparatus |
| CN201632937U (en) * | 2010-03-04 | 2010-11-17 | 安徽理工大学 | Rotary jet nozzle |
| CN201895264U (en) * | 2010-10-29 | 2011-07-13 | 南车戚墅堰机车车辆工艺研究所有限公司 | Spray gun device for shot blasting |
| CN204565926U (en) * | 2015-04-09 | 2015-08-19 | 济宁市宏顺玻璃钢有限责任公司 | A kind of storage tank sand blasting device |
| CN205799269U (en) * | 2016-06-29 | 2016-12-14 | 安徽理工大学 | A kind of Direct rotating type the Premixed Abrasive Water Jet nozzle |
| CN106695575A (en) * | 2017-03-17 | 2017-05-24 | 河南理工大学 | High-pressure grinding material air jet grinding material flow control device and control method thereof |
| CN107470599A (en) * | 2017-09-30 | 2017-12-15 | 大连远景铸造有限公司 | A kind of hydraulic valve core cavity oil duct cleaning plant |
| CN207983141U (en) * | 2017-12-20 | 2018-10-19 | 哈尔滨汽轮机厂有限责任公司 | A kind of movable type inside pipe wall sand blasting unit |
| CN108890508A (en) * | 2018-07-25 | 2018-11-27 | 浙江工业大学 | A kind of photocatalysis Compound Machining platform that can add abrasive material automatically and processing method |
-
2019
- 2019-07-30 CN CN201910693379.1A patent/CN110434766B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3109262A (en) * | 1962-07-18 | 1963-11-05 | Jack W Weaver | Pneumatic motor for sand blaster |
| CN2046790U (en) * | 1989-01-31 | 1989-11-01 | 淮南矿业学院 | Rotational flow inject type abrasive efflux generator |
| US5207034A (en) * | 1990-06-25 | 1993-05-04 | Lynn William R | Pliant media blasting device |
| WO1994020263A1 (en) * | 1993-03-03 | 1994-09-15 | Wp-System Aktiebolag | Blast-cleaning system |
| CN101081490A (en) * | 2006-05-31 | 2007-12-05 | 陈君奎 | Granular material air injection device |
| CN201012352Y (en) * | 2006-10-20 | 2008-01-30 | 中国石油天然气管道局 | Steel angle pipe inner coating apparatus |
| CN201632937U (en) * | 2010-03-04 | 2010-11-17 | 安徽理工大学 | Rotary jet nozzle |
| CN201895264U (en) * | 2010-10-29 | 2011-07-13 | 南车戚墅堰机车车辆工艺研究所有限公司 | Spray gun device for shot blasting |
| CN204565926U (en) * | 2015-04-09 | 2015-08-19 | 济宁市宏顺玻璃钢有限责任公司 | A kind of storage tank sand blasting device |
| CN205799269U (en) * | 2016-06-29 | 2016-12-14 | 安徽理工大学 | A kind of Direct rotating type the Premixed Abrasive Water Jet nozzle |
| CN106695575A (en) * | 2017-03-17 | 2017-05-24 | 河南理工大学 | High-pressure grinding material air jet grinding material flow control device and control method thereof |
| CN107470599A (en) * | 2017-09-30 | 2017-12-15 | 大连远景铸造有限公司 | A kind of hydraulic valve core cavity oil duct cleaning plant |
| CN207983141U (en) * | 2017-12-20 | 2018-10-19 | 哈尔滨汽轮机厂有限责任公司 | A kind of movable type inside pipe wall sand blasting unit |
| CN108890508A (en) * | 2018-07-25 | 2018-11-27 | 浙江工业大学 | A kind of photocatalysis Compound Machining platform that can add abrasive material automatically and processing method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111633566A (en) * | 2020-06-10 | 2020-09-08 | 浙江博威汽车空调有限公司 | Automobile expansion valve machining tool and using method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110434766B (en) | 2021-12-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201895264U (en) | Spray gun device for shot blasting | |
| CN100363679C (en) | Producing equipment and method for inorganic material composite coating steel pipeline | |
| CN201783875U (en) | Sandblasting derusting device for inner walls of pipes | |
| CN100564572C (en) | Metal parts surface defects is repaired and antiseptic method | |
| CN104858187A (en) | Depositional sulfur remover for high-sulfur-content gathering and transportation pipeline | |
| CN101511540A (en) | Steel pipe internal-surface blasting apparatus, method of blasting steel pipe internal-surface and process for manufacturing steel pipe excelling in internal-surface surface property | |
| CN102814248B (en) | Nozzle for axial siphon powder delivering type cold spray | |
| CN110434766A (en) | A kind of peener of cast-internal complexity cavity | |
| CN101265513A (en) | Austenite stainless heat-resisting seamless steel pipe internal wall shot-blasting strengthening technique and device | |
| CN101823065A (en) | Device for descaling and derusting for pipeline and coating to form anti-corrosion coat and application method | |
| CN203171447U (en) | Environment-friendly dust-free sand blasting machine | |
| CN202846372U (en) | Efficient environment-friendly abrator | |
| CN100365155C (en) | Method for preparing erosion-wear-resisting composite coating | |
| CN106272092A (en) | A kind of reinforcing bar derusting by sandblasting and burning optimization on line method | |
| CN201143468Y (en) | Laval nozzle for cold spraying | |
| CN102794317A (en) | Device and method for descaling surface of casting blank | |
| CN208050589U (en) | A kind of hot rolling fetus device | |
| CN203173185U (en) | Down-stream type bin pump | |
| CN107962311A (en) | A kind of preparation method of the compound internal corrosion-proof pipe of bimetallic | |
| CN201613510U (en) | Sand blasting head with highly concentrated impact force | |
| CN205166708U (en) | Steel pipe inner wall clearance grit blasting equipment | |
| CN109852780B (en) | Surface shot peening strengthened mixing nozzle | |
| CN107504308A (en) | A kind of bend pipe and its method for cleaning | |
| CN201711321U (en) | Pipeline descaling and derusing and laminating anticorrosive coating device | |
| CN202162709U (en) | Novel shot blasting nozzle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |