CN205103122U - Constant temperature carries out device of automatic measure down to powder mobility - Google Patents
Constant temperature carries out device of automatic measure down to powder mobility Download PDFInfo
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- CN205103122U CN205103122U CN201520904522.4U CN201520904522U CN205103122U CN 205103122 U CN205103122 U CN 205103122U CN 201520904522 U CN201520904522 U CN 201520904522U CN 205103122 U CN205103122 U CN 205103122U
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- funnel
- powder
- actuator
- transparent cabinet
- constant temperature
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Abstract
The utility model provides a constant temperature carries out device of automatic measure down to powder mobility, including transparent box, support, funnel, curve puddler, guide rail, disc and camera, transparent box in be equipped with temperature sensor and heating device, prop up and set up in transparent box, the funnel establish the top in transparent box, be equipped with curve puddler and the 2nd temperature sensor in the funnel, the curve puddler is connected with first driving piece, funnel discharge gate department is equipped with and keeps off the powder board, keeps off the powder board and is connected with the second driving piece, funnel, first driving piece and second driving piece are installed on the support, disc and camera establish in the bottom of transparent box, temperature sensor, heating device, first driving piece, second driving piece, the 2nd temperature sensor and camera and well accuse platform is connected. The utility model discloses but the automatic acquisition relevant test data, degree of automation is high, and is easy and simple to handle, the influence of human factor to measuring result that has significantly reduced, the measuring result precision is high.
Description
Technical field
The utility model belongs to powder measurement technical field, carries out the automatic device measured under especially relating to a kind of constant temperature to powder fluidity.
Background technology
Increase material manufacture and be commonly called as 3D printing manufacturing technology, this technology to change the traditional mode of production of people and life style fast, and the 3D turning to feature with digitizing, networking, personalization, customization prints manufacturing technology and thought the promotions industrial revolution for the third time by the external world.In 3D printing technique method, especially print the most extensive with the 3D of Selective Laser Sintering.This technology completes powder conveying by Pu Fen mechanism and powder feeding mechanism and roller with pave, then sintered from level to level by laser, finally obtain required printing article, and need in whole process to keep certain temperature.In the process, whether powder can be paved to have with powder fluidity directly contacts, and mobility is better, and the quality of paving powder is also higher, and the precision of the product quality of printing is also high.
Along with the development of 3D printing technique, the development of dusty material is also various all the more, such as nylon powder, metal material powder, ceramic powders etc., the development of powder body material also promotes the research of scholar to powder association attributes, and wherein the Study of Liquidity of powder is a big hot topic.At present, weigh powder fluidity parameter mainly contains angle of repose, outflow, flowing velocity, cave in angle etc.
The device of existing measurement powder flowing is all measure at room temperature, and prints in paving powder process at 3D, and temperature is the factor that must consider.Because various dusty material fusing point is not identical, make corresponding laser sintered temperature will be different, thus environment temperature in device just difference naturally.But, the impact of temperature on powder fluidity mostly do not considered by existing public technology data or document, also the mobility of powder under different temperatures is measured without related device, and existing powder liquidity detector automaticity is low, in operating process, artificial interference is more, therefore test result is inevitably subject to the impact of human factor, and precision is low.
Summary of the invention
In order to solve the problems of the technologies described above, the utility model provides a kind of automaticity high, decreases under the constant temperature that human factor affects measurement result and carries out to powder fluidity the device automatically measured; It also has the advantage that structure is simple, easy to operate, cost is low.
The utility model solves the problems of the technologies described above adopted technical scheme: this device comprises transparent cabinet, support, funnel, curve puddler, powder blocking plate, guide rail, disk and camera, is provided with temperature sensor and heating arrangement in described transparent cabinet; Propping up is erected in transparent cabinet, and described funnel is located at the top in transparent cabinet, rack-mount; Be provided with curve puddler and the second temperature sensor in funnel, curve puddler is connected with the first actuator by gearing; Funnel discharge outlet is provided with powder blocking plate, and powder blocking plate is connected with the second actuator; First actuator and the second actuator rack-mount; Described disk corresponds to the bottom that funnel discharging opening is located at transparent cabinet, described camera corresponds to the bottom that disk is located at transparent cabinet, and temperature sensor, heating arrangement, the first actuator, the second actuator, the second temperature sensor and camera are connected with console.
Carry out powder fluidity under above-mentioned constant temperature in the device automatically measured, the below of described disk is provided with recovery cylinder.
Carry out powder fluidity under above-mentioned constant temperature in the device automatically measured, transparent cabinet is connected with inert gas charging device, and inert gas charging device is arranged on outside transparent cabinet, and inert gas charging device is connected with console.
Carry out powder fluidity under above-mentioned constant temperature in the device automatically measured, what described camera adopted is the camera being with laser.
Carry out powder fluidity under above-mentioned constant temperature, in the device automatically measured, also comprising the second funnel, the second powder blocking plate and the 3rd actuator; The second described funnel and the 3rd actuator rack-mount, the second funnel is positioned at the below of funnel, the top of disk; The second described powder blocking plate is provided with pressure transducer; Second powder blocking plate is arranged on the discharge outlet of the second funnel, is connected with the 3rd actuator; 3rd actuator is connected with console.
Carry out powder fluidity under above-mentioned constant temperature in the device automatically measured, the outer wall of described second funnel is provided with a microseism device, and microseism device is connected with console.
Carry out powder fluidity under above-mentioned constant temperature in the device automatically measured, described transparent cabinet is the seal case of six cuboids surrounded by glass, and one side can be opened.
Compared with prior art, the beneficial effects of the utility model are:
1. the utility model structure is simple, and easy to operate, cost is low;
2. console of the present utility model controls the opening and closing of the first actuator, the second actuator, the 3rd actuator, and the temperature controlled in transparent cabinet, powder flowing piles in the process of cone simultaneously, camera shooting powder cone, feed back to console, console automatically calculates and obtains test angle data, the utility model automaticity is high, decrease the impact of human factor, test result precision is high, reproducible.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is console composition diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1, the utility model comprises transparent cabinet 25, support 8, funnel 4, curve puddler 1, powder blocking plate 3, guide rail 9, second funnel 23, second powder blocking plate 22, second guide rail 13, disk 15, reclaims cylinder 17 and camera 21.Described transparent cabinet 25 is seal cases of six cuboids surrounded by glass, and the glass in one side can be opened; By opening casing one surface glass, for placing powder in funnel 4, or take out powder.Support 8 is supported on the base plate of transparent cabinet 25 by base 19.Funnel 4 is storage powder funnel, fixes on the support 8 of band scale by support 6, is used for storing a certain amount of powder, and when can avoid measuring, powder is not enough.Be provided with curve puddler 1 and the second temperature sensor 5 in funnel 4, curve puddler 1 is connected with the first actuator 7 by bevel gearing 2, is stirred the powder in funnel 4 by the first actuator 7 driven rotary.Funnel 4 discharge outlet arranges powder blocking plate 3, and powder blocking plate 3 is connected with the second actuator 10 by guide rail 9, provides power by the second actuator 10, opens or close the discharging opening of funnel 4.Second actuator 10 is arranged on support 8.Second funnel 23 is GB funnel, is positioned at immediately below funnel 4.The outer wall of the second funnel 23 is provided with microseism device 12, the discharge outlet of the second funnel 23 is provided with the second powder blocking plate 22 of pressure transducer, second powder blocking plate 22 is connected with the 3rd actuator 14 by guide rail 13, provides power by the 3rd actuator 14, opens or close the discharging opening of the second funnel 23.3rd actuator 14 is arranged on support 8.Described disk 15 is positioned at immediately below the second funnel 23, is arranged on support 8 by disc holder 17.All second temperature sensors 5, microseism device 12, first actuator 7, second actuator 10 and the 3rd actuator 14 are connected with console respectively, are controlled by console.The below of described disk 15 is provided with reclaims cylinder 17, reclaims cylinder 17 and is placed on base 19.
In transparent cabinet 25, left side wall is provided with heating arrangement 24 and temperature sensor 26, and what described heating arrangement 24 adopted is ceramic heating element.The bottom of transparent cabinet 25 corresponds to the camera 21 that disk 15 is provided with band laser, and camera 21 is arranged on the base plate of transparent cabinet 25 by camera bracket 20, and camera 21 is towards disk 15.The bottom of transparent cabinet 25 is connected with inert gas charging device 18, and inert gas charging device 18 is positioned at outside transparent cabinet 25.Heating arrangement 24, temperature sensor 26, camera 21 are all connected with console with inert gas charging device 18.
When the utility model is for measuring powder fluidity, its step is as follows:
1) open transparent cabinet 25, in funnel 4, fill it up with powder; After shutting the glass door of transparent cabinet 25, start design temperature on console, console starts to control heating arrangement 24 and works, and controls the first actuator 7 simultaneously and rotates, first actuator 7 is with moving curve puddler 1 to rotate by bevel gearing 2, powder in mixer cone 4.
2) after in transparent cabinet 25, the temperature of powder reaches assigned temperature, heating arrangement 24 disconnects automatically, and now, inert gas charging device 18 starts automatic operation, and keeps transparent cabinet 25 equalized temperature.
3) when the temperature difference of the data that the temperature sensor 5 of powder in funnel 4 feeds back and setting is within 2 degree, second actuator 10 starts automatic operation, by guide rail 9, drives powder blocking plate 3 to open, powder starts to flow in the second funnel 23, and now microseism device 12 comes into operation.Time powder in second funnel 23 reaches a certain amount of, powder blocking plate 22 with pressure transducer feeds back to console, and the 3rd actuator 14 is opened automatically, and the second powder blocking plate 22 is opened, second actuator 10 drives powder blocking plate 3 by guide rail 9 simultaneously, closes the discharging opening of funnel 4.
4) powder flows to disk 15 because of deadweight, and the camera 21 of band laser starts to move up and down along camera bracket 20, laser positioning, and camera 21 is taken pictures shooting, and real-time dynamic feedback, to console, draws related data, comprises the rate of outflow, angle of repose.If powder is not enough, the button by console operates, and flow process is simple, and precision is high.
Claims (7)
1. under a constant temperature, powder fluidity is carried out to the device of measurement automatically, it is characterized in that: comprise transparent cabinet, support, funnel, curve puddler, powder blocking plate, guide rail, disk and camera, in described transparent cabinet, be provided with temperature sensor and heating arrangement; Propping up is erected in transparent cabinet, and described funnel is located at the top in transparent cabinet, rack-mount; Be provided with curve puddler and the second temperature sensor in funnel, curve puddler is connected with the first actuator by gearing; Funnel discharge outlet is provided with powder blocking plate, and powder blocking plate is connected with the second actuator, the first actuator and the second actuator rack-mount; Described disk corresponds to the bottom that funnel discharging opening is located at transparent cabinet, described camera corresponds to the bottom that disk is located at transparent cabinet, and temperature sensor, heating arrangement, the first actuator, the second actuator, the second temperature sensor and camera are connected with console.
2. under constant temperature according to claim 1, powder fluidity is carried out to the device of measurement automatically, it is characterized in that: the below of described disk is provided with recovery cylinder.
3. under constant temperature according to claim 1, powder fluidity is carried out to the device of measurement automatically, it is characterized in that: transparent cabinet is connected with inert gas charging device, inert gas charging device is arranged on outside transparent cabinet, and inert gas charging device is connected with console.
4. under constant temperature according to claim 1, powder fluidity is carried out to the device of measurement automatically, it is characterized in that: what described camera adopted is the camera being with laser.
5. under the constant temperature according to claim arbitrary in claim 1-4, powder fluidity is carried out to the device automatically measured, it is characterized in that: also comprise the second funnel, the second powder blocking plate and the 3rd actuator; The second described funnel and the 3rd actuator rack-mount, the second funnel is positioned at the below of funnel, the top of disk; The second described powder blocking plate is provided with pressure transducer; Second powder blocking plate is arranged on the discharge outlet of the second funnel, is connected with the 3rd actuator; 3rd actuator is connected with console.
6. under constant temperature according to claim 5, powder fluidity is carried out to the device of measurement automatically, it is characterized in that: the outer wall of described second funnel is provided with a microseism device, and microseism device is connected with console.
7. under constant temperature according to claim 5, powder fluidity is carried out to the device of measurement automatically, it is characterized in that: described transparent cabinet is the seal case of six cuboids surrounded by glass, and one side can be opened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520904522.4U CN205103122U (en) | 2015-11-13 | 2015-11-13 | Constant temperature carries out device of automatic measure down to powder mobility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520904522.4U CN205103122U (en) | 2015-11-13 | 2015-11-13 | Constant temperature carries out device of automatic measure down to powder mobility |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205103122U true CN205103122U (en) | 2016-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520904522.4U Expired - Fee Related CN205103122U (en) | 2015-11-13 | 2015-11-13 | Constant temperature carries out device of automatic measure down to powder mobility |
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| CN (1) | CN205103122U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108645754A (en) * | 2018-05-23 | 2018-10-12 | 南京航空航天大学 | A kind of test device and method in foam concrete presetting period |
| CN111398093A (en) * | 2020-04-21 | 2020-07-10 | 中国科学院宁波材料技术与工程研究所 | Detection equipment with powder fluidity characterization device |
| CN111504860A (en) * | 2020-04-21 | 2020-08-07 | 天地科技股份有限公司 | System and method for online detection of bulk material characteristics of loading station |
| CN112630098A (en) * | 2021-01-26 | 2021-04-09 | 重庆大学 | Online testing device and method for viscosity of continuous casting mold flux slurry |
| CN113447399A (en) * | 2021-06-23 | 2021-09-28 | 淄博清大粉体材料工程有限公司 | Rolling type powder flowability measuring device based on image processing |
-
2015
- 2015-11-13 CN CN201520904522.4U patent/CN205103122U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108645754A (en) * | 2018-05-23 | 2018-10-12 | 南京航空航天大学 | A kind of test device and method in foam concrete presetting period |
| CN108645754B (en) * | 2018-05-23 | 2021-12-21 | 南京航空航天大学 | Device and method for testing initial setting time of foam concrete |
| CN111398093A (en) * | 2020-04-21 | 2020-07-10 | 中国科学院宁波材料技术与工程研究所 | Detection equipment with powder fluidity characterization device |
| CN111504860A (en) * | 2020-04-21 | 2020-08-07 | 天地科技股份有限公司 | System and method for online detection of bulk material characteristics of loading station |
| CN111398093B (en) * | 2020-04-21 | 2023-02-10 | 中国科学院宁波材料技术与工程研究所 | Detection equipment with powder fluidity characterization device |
| CN112630098A (en) * | 2021-01-26 | 2021-04-09 | 重庆大学 | Online testing device and method for viscosity of continuous casting mold flux slurry |
| CN113447399A (en) * | 2021-06-23 | 2021-09-28 | 淄博清大粉体材料工程有限公司 | Rolling type powder flowability measuring device based on image processing |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160323 Termination date: 20181113 |