CN202245336U - Powder feeder used for manufacturing functionally graded parts or materials - Google Patents
Powder feeder used for manufacturing functionally graded parts or materials Download PDFInfo
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- CN202245336U CN202245336U CN2011203381473U CN201120338147U CN202245336U CN 202245336 U CN202245336 U CN 202245336U CN 2011203381473 U CN2011203381473 U CN 2011203381473U CN 201120338147 U CN201120338147 U CN 201120338147U CN 202245336 U CN202245336 U CN 202245336U
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Abstract
The utility model discloses a powder feeder used for manufacturing functionally graded parts or materials, belonging to the field of powder feeders. The powder feeder comprises an air inlet pipe, a powder feed pipe, a first material supply bin, a first servo motor and a first conveying device, wherein the first conveying device is connected with the first servo motor; the air inlet pipe is communicated with the powder feed pipe; the first material supply bin is communicated with the first conveying device; the powder feeder further comprises a second material supply bin, a second servo motor, a second conveying device connected with the second servo motor, a mixing bin and a numerical control device, wherein the numerical control device can control the first servo motor and the second servo motor according to the material information of a current scanning line in the laser rapid prototyping scanning path planning; the numerical control device is connected with the first servo motor and the second servo motor electrically; and the mixing bin is communicated with the powder feed pipe. According to the powder feeder, the numerical control device is adopted to synchronously control the power feed amount of two powder materials, so that the mixing ratio of the two powder materials is further controlled and can be continuously regulated in real time.
Description
Technical field
The utility model relates to a kind of powder feeder, relates in particular to a kind of powder feeder that is used for manufacturing function gradient parts or material.
Background technology
Functionally gradient part or material are in order to adapt to a kind of NEW TYPE OF COMPOSITE part or the material that new material is developed at the needs in high-end technology field, can be under extreme environment (extraordinary high temperature, big temperature fall etc.) continuous normal operation repeatedly.The both sides of functional gradient material are selected two kinds of performance material different for use; And centre portion is through change the The Nomenclature Composition and Structure of Complexes of these two kinds of materials continuously; Its inner foreign material interface is disappeared, thereby obtain function corresponding to the variation of The Nomenclature Composition and Structure of Complexes and gradual heterogeneous body part or material.The The Nomenclature Composition and Structure of Complexes of functionally gradient part or material requires in its manufacturing process, needs to adopt powder feeder to carry at least two kinds of powder, requires the powder sending quantity accurate and adjustable simultaneously, and the blending ratio of two kinds of powder is adjustable continuously.
The powder feeder of a kind of manufacturing function gradient parts or material is provided in the prior art, has adopted the powder feeding of synchronous powder feeding system band structure, thus and the rotating speed control powder sending quantity through step motor control powder feeding band.In the powder feeding process, powder is by falling in the power collecting bucket on the powder feeding band, and the powder that the powder feeding band will fall on it is sent into powder spout, and powder is along with powder feeding gas is seen off from meal outlet.
In the process that realizes the utility model, the contriver finds that there is following problem at least in prior art:
Though existing powder feeder has been realized the powder sending quantity accurate and adjustable; But can only carry single powder; When using laser rapid-forming method manufacturing function gradient parts or material; Existing powder feeder need be changed the powder kind continually, and troublesome poeration can not change the blending ratio of two kinds of powder real-time.
The utility model content
In order to overcome the problem that has the powder feeder troublesome poeration now and can not change the blending ratio of two kinds of powder real-time, the utility model embodiment provides a kind of powder feeder that is used for manufacturing function gradient parts or material.Said technical scheme is following:
The utility model embodiment provides a kind of powder feeder that is used for manufacturing function gradient parts or material; This powder feeder comprises: air inlet pipe, powder feeding pipe, the first feed storehouse, first servomotor and with the said first servomotor bonded assembly, first feedway; Said air inlet pipe is communicated with said powder feeding pipe; The said first feed storehouse is communicated with said first feedway; This powder feeder also comprises: the second feed storehouse, second servomotor, with the said second servomotor bonded assembly, second feedway, mixing bunker and the numerical control device that is used for controlling said first servomotor and second servomotor according to the material information of the current scan line of laser fast shaping planning parameters of scanning paths; Said numerical control device is electrically connected with said first servomotor and second servomotor respectively; The said second feed storehouse is communicated with said second feedway; The input port of said mixing bunker is communicated with the delivery port of said first feedway and said second feedway, and the delivery port of said mixing bunker is communicated with said powder feeding pipe.
Preferably, said air inlet pipe is communicated with said powder feeding pipe through valve.
Further, said first feedway and second feedway are screw conveying device.
Further; Said screw conveying device comprises coupler, sleeve and is located at the screw rod in the said sleeve; The external diameter of said screw rod and said sleeve diameter are complementary, and said screw rod is connected with the output shaft of said first servomotor or second servomotor through said coupler, and the said first feed storehouse is communicated with first sleeve; The said second feed storehouse is communicated with second sleeve, and the delivery port of said first sleeve or second sleeve is communicated with said mixing bunker input port.
Alternatively, the scope of the powder feeding total amount of said first feedway and second feedway is 1g/min-200g/min.
The beneficial effect of the technical scheme that the utility model embodiment provides is: realized the material information according to the current scan line in the laser fast shaping planning parameters of scanning paths through numerical control device; Control the rotating speed of first servomotor and second servomotor simultaneously; Thereby the powder sending quantity of synchronization regulation first feedway and second feedway; And then the blending ratio of the dusty material in Real Time Control Function gradient parts or the processing of material laser rapid shaping; And the blending ratio of two kinds of dusty materials can be continuously, accurately, regulate in real time, easy to operate.
Description of drawings
In order to be illustrated more clearly in the technical scheme of the utility model embodiment; To do one to the accompanying drawing that uses among the embodiment below introduces simply; Obviously, below listed accompanying drawing only be some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is a kind of structural representation that is used for the powder feeder of manufacturing function gradient parts or material that the utility model embodiment 1 provides;
Fig. 2 is a kind of structural representation that is used for the powder feeder of manufacturing function gradient parts or material that the utility model embodiment 2 provides.
In the accompanying drawing, the component list of each label representative is following:
1 first servomotor; 2 first coupler; 3 first feedways; 4 first sleeves; 5 first feed storehouses; 6 numerical control devices; 7 mixing bunkers; 8 second feedways; 9 second feed storehouses; 10 first screw rods; 11 second coupler; 12 second servomotors; 13 valves; 14 powder feeding pipe; 15 air inlet pipes; 16 second sleeves; 17 first feedways; 18 second feedways; 19 second screw rods.
The specific embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer, will combine accompanying drawing that the utility model embodiment is done to describe in detail further below.
As shown in Figure 1; The utility model embodiment provides a kind of powder feeder that is used for manufacturing function gradient parts or material, and this powder feeder comprises: air inlet pipe 15, powder feeding pipe 14, the first feed storehouse 5, first servomotor 1, with first servomotor, 1 bonded assembly, first feedway 3, the second feed storehouse 9, second servomotor 12, with second servomotor, 12 bonded assemblys, second feedway 8, mixing bunker 7, be used for controlling the numerical control device 6 of first servomotor 1 and second servomotor 12 according to the material information of the current scan line of laser fast shaping planning parameters of scanning paths.The first feed storehouse 5 is communicated with first feedway 3; The second feed storehouse 9 is communicated with second feedway 8; Numerical control device 6 is electrically connected with first servomotor 1 and second servomotor 12 respectively; The input port of mixing bunker 7 is communicated with the delivery port of first feedway 3 and said second feedway 8, and the delivery port of mixing bunker 7 is communicated with powder feeding pipe 14, and air inlet pipe 15 is communicated with powder feeding pipe 14.Previous materials information comprises the blending ratio of the powder that first feedway 3 and second feedway 8 are carried.
Alternatively, first feedway 3 and second feedway 8 can be screw conveying device, belt conveyor feedway or electric and magnetic oscillation feedway etc.
Further, air inlet pipe 15 is communicated with powder feeding pipe 14 through valve 13.
The working process of the powder feeder of present embodiment is described below in conjunction with Fig. 1.
Before the powder feeder work of manufacturing function gradient parts or material, the powder with two kinds of materials is stored in respectively in the first feed storehouse 5 and the second feed storehouse 9 earlier, and the powder utilization is from reentering in first feedway 3 and second feedway 8.Make the powder in first feedway 3 and second feedway 8 be in the state that is about to get into mixing bunker 7, this is the initial condition of powder feeding.
In the powder feeding process; Numerical control device 6 obtains the blending ratio of two kinds of dusty materials according to the material information of the current scan line in the laser fast shaping planning parameters of scanning paths; And according to the real-time rotating speed of controlling first servomotor 1 and second servomotor 12 of the blending ratio that obtains; Thereby drive first feedway 3 and second feedway 8 with powder push in the mixing bunker 7 fully mix after, get into powder feeding pipe 14, open valve 13; Gas gets into powder feeding pipe 14 through air inlet pipe 15, mixed-powder is sent into utilized laser to process after the laser fast shaping feeding head compiles.When a kind of powder sending quantity of dusty material is 0, when promptly first servomotor 1 or second servomotor 12 do not change, can realize the powder feeding of single homogeneous material.Under the certain situation of blending ratio, can control the powder feeding total amount through the rotating speed that improves or reduce by first servomotor 1 and second servomotor 12 simultaneously.
Need to prove that in the present embodiment, powder is because gravity falls into powder feeding pipe 14 after getting into mixing bunker, but is not limited to this mode, it is medium also can to adopt mechanical part that the powder in the mixing bunker is sent into powder feeding pipe 14.
The utility model embodiment is according to the material information of the current scan line in the laser fast shaping planning parameters of scanning paths; Control the rotating speed of first servomotor 1 and second servomotor 12 simultaneously through numerical control device 6; Thereby the powder sending quantity of synchronization regulation first feedway 3 and second feedway 8; And then the blending ratio of the dusty material in the processing of Real Time Control Function gradient parts or material laser rapid shaping, the blending ratio of two kinds of dusty materials can be continuously, accurately, regulate in real time.
Present embodiment is example explanation the utility model embodiment with the screw conveying device.In the present embodiment, first feedway and second feedway are specially screw conveying device, and the miscellaneous part structure is all identical with embodiment 1, omit at this and describe in detail.Further, screw conveying device comprises coupler, sleeve and is located at the screw rod in the said sleeve that the external diameter and the sleeve diameter of screw rod are complementary.
Particularly; As shown in Figure 2; First feedway 17 comprises first coupler 2, first sleeve 4 and first screw rod 10; First servomotor 1 links to each other with first screw rod 10 through first coupler 2, and the first feed storehouse 5 is communicated with first sleeve 4, and the delivery port of first sleeve 4 is communicated with the input port of mixing bunker 7.Second feedway 18 comprises second coupler 11, second sleeve 16 and second screw rod 19; Second servomotor 12 links to each other with second screw rod 19 through second coupler 11; The second feed storehouse 9 is communicated with second sleeve 16, and the delivery port of second sleeve 16 is communicated with the input port of mixing bunker 7.
Before the powder feeder work that is used for manufacturing function gradient parts or material; Powder with two kinds of materials is stored in respectively in the first feed storehouse 5 and the second feed storehouse 9 earlier; Powder utilization in the first feed storehouse 5 is from reentering in the gap of first sleeve 4 and first screw rod 10; Control first servomotor 1 and rotate at a slow speed, when powder begins to get into mixing bunker 7, stop the rotation.Second feedway 18 is done same processing.
In the powder feeding process; Numerical control device 6 obtains the blending ratio of two kinds of dusty materials according to the material information of the current scan line in the laser fast shaping planning parameters of scanning paths; And according to the real-time rotating speed of controlling first servomotor 1 and second servomotor 12 of the blending ratio that obtains; First servomotor 1 and second servomotor 12 drive first feedway 17 through first coupler 2 and second coupler 11 and second feedway 18 rotates; Thereby with powder push in the mixing bunker 7 fully mix after, get into powder feeding pipe 14, open valve 13; Gas gets into powder feeding pipe 14 through air inlet pipe 15, mixed-powder is sent into utilized laser to process after the laser fast shaping feeding head compiles.When a kind of powder sending quantity of dusty material is 0, when promptly first servomotor 1 or second servomotor 12 do not change, can realize the powder feeding of single homogeneous material.Under the certain situation of blending ratio, can control the powder feeding total amount of first feedway 17 and second feedway 18 through the rotating speed that improves or reduce by first servomotor 1 and second servomotor 12 simultaneously.
Alternatively, the scope of the powder feeding total amount of first feedway 17 and second feedway 18 is 1g/min-200g/min.
The utility model is according to the material information of the current scan line in the laser fast shaping planning parameters of scanning paths; Control the rotating speed of first servomotor 1 and second servomotor 12 simultaneously through numerical control device 6; Thereby the powder sending quantity of synchronization regulation first feedway 17 and second feedway 18; And then the blending ratio of the dusty material in the processing of Real Time Control Function gradient parts or material laser rapid shaping, the blending ratio of two kinds of dusty materials can be continuously, accurately, regulate in real time.
The above is merely the preferred embodiment of the utility model, and is in order to restriction the utility model, not all within the spirit and principle of the utility model, any modification of being done, is equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (5)
1. powder feeder that is used for manufacturing function gradient parts or material; Comprise: air inlet pipe, powder feeding pipe, the first feed storehouse, first servomotor and with the said first servomotor bonded assembly, first feedway; Said air inlet pipe is communicated with said powder feeding pipe; The said first feed storehouse is communicated with said first feedway, it is characterized in that said powder feeder also comprises:
The second feed storehouse, second servomotor, with the said second servomotor bonded assembly, second feedway, mixing bunker and the numerical control device that is used for controlling said first servomotor and second servomotor according to the material information of the current scan line of laser fast shaping planning parameters of scanning paths; Said numerical control device is electrically connected with said first servomotor and second servomotor respectively; The said second feed storehouse is communicated with said second feedway; The input port of said mixing bunker is communicated with the delivery port of said first feedway and said second feedway, and the delivery port of said mixing bunker is communicated with said powder feeding pipe.
2. the powder feeder that is used for manufacturing function gradient parts or material as claimed in claim 1 is characterized in that, said air inlet pipe is communicated with said powder feeding pipe through valve.
3. the powder feeder that is used for manufacturing function gradient parts or material as claimed in claim 1 is characterized in that, said first feedway and second feedway are screw conveying device.
4. the powder feeder that is used for manufacturing function gradient parts or material as claimed in claim 3; It is characterized in that; Said screw conveying device comprises coupler, sleeve and is located at the screw rod in the said sleeve; The external diameter of said screw rod and said sleeve diameter are complementary, and said screw rod is connected with the output shaft of said first servomotor or second servomotor through said coupler, and the said first feed storehouse is communicated with first sleeve; The said second feed storehouse is communicated with second sleeve, and the delivery port of said first sleeve or second sleeve is communicated with said mixing bunker input port.
5. the powder feeder that is used for manufacturing function gradient parts or material as claimed in claim 1 is characterized in that, the total weight range of powder feeding of said first feedway and second feedway is 1g/min～200g/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203381473U CN202245336U (en) | 2011-09-09 | 2011-09-09 | Powder feeder used for manufacturing functionally graded parts or materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203381473U CN202245336U (en) | 2011-09-09 | 2011-09-09 | Powder feeder used for manufacturing functionally graded parts or materials |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202245336U true CN202245336U (en) | 2012-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203381473U Expired - Fee Related CN202245336U (en) | 2011-09-09 | 2011-09-09 | Powder feeder used for manufacturing functionally graded parts or materials |
Country Status (1)
| Country | Link |
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| CN (1) | CN202245336U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103121103A (en) * | 2013-03-01 | 2013-05-29 | 大连理工大学 | Laser near-net shaping method for metal-ceramic multi-dimensional functionally-graded structural component |
| CN103482367A (en) * | 2013-07-05 | 2014-01-01 | 北京工业大学 | Multi-component powder component real-time variable powder feeding system |
| CN105457707A (en) * | 2015-12-15 | 2016-04-06 | 重庆长源饲料有限公司 | Feed mixing grinder |
| CN106312061A (en) * | 2015-07-01 | 2017-01-11 | 安萨尔多能源英国知识产权有限公司 | Method for manufacturing a metal part with bi-metallic characteristic and manufacturing arrangement for conducting said method |
| CN110756802A (en) * | 2019-10-24 | 2020-02-07 | 中国科学院力学研究所 | Multi-component 3D printing powder feeding system |
-
2011
- 2011-09-09 CN CN2011203381473U patent/CN202245336U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103121103A (en) * | 2013-03-01 | 2013-05-29 | 大连理工大学 | Laser near-net shaping method for metal-ceramic multi-dimensional functionally-graded structural component |
| CN103482367A (en) * | 2013-07-05 | 2014-01-01 | 北京工业大学 | Multi-component powder component real-time variable powder feeding system |
| CN103482367B (en) * | 2013-07-05 | 2016-01-20 | 北京工业大学 | A kind of powder feed system of polycomponent powdered ingredients real-time variable |
| CN106312061A (en) * | 2015-07-01 | 2017-01-11 | 安萨尔多能源英国知识产权有限公司 | Method for manufacturing a metal part with bi-metallic characteristic and manufacturing arrangement for conducting said method |
| CN106312061B (en) * | 2015-07-01 | 2021-06-08 | 安萨尔多能源英国知识产权有限公司 | Method and production arrangement for producing a metal component having bimetallic properties |
| CN105457707A (en) * | 2015-12-15 | 2016-04-06 | 重庆长源饲料有限公司 | Feed mixing grinder |
| CN110756802A (en) * | 2019-10-24 | 2020-02-07 | 中国科学院力学研究所 | Multi-component 3D printing powder feeding system |
| CN110756802B (en) * | 2019-10-24 | 2020-08-18 | 中国科学院力学研究所 | Multi-component 3D printing powder feeding system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20140909 |
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| EXPY | Termination of patent right or utility model |