CN201876302U - Automatic powder weighing device - Google Patents
Automatic powder weighing device Download PDFInfo
- Publication number
- CN201876302U CN201876302U CN2010206198371U CN201020619837U CN201876302U CN 201876302 U CN201876302 U CN 201876302U CN 2010206198371 U CN2010206198371 U CN 2010206198371U CN 201020619837 U CN201020619837 U CN 201020619837U CN 201876302 U CN201876302 U CN 201876302U
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- bucket
- feeder
- motor
- screw feeder
- weighing
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Abstract
The utility model discloses an automatic powder weighing device which comprises a feed pipe 10, a spiral feeder 2 and a hopper opening mechanism 8, wherein the hopper opening mechanism comprises a hopper opening motor 3 and a weighing hopper 6, the spiral feeder is driven by a spiral feeding motor 21, an electromagnet vibrating feeder 14 is additionally arranged below the spiral feeder 2, the electromagnet vibrating feeder 14 and the spiral feeder 2 together share one feed pipe 10 and one weighing hopper 6, and the spiral feeding motor 21, the hopper opening motor 3 and the electromagnet vibrating feeder 14 are controlled by a single-chip microcomputer control system. The automatic powder weighing device can achieve the purpose of wide-range precise weighing, not only is suitable for weighing heavy-weight materials, but also is suitable for weighting light-weight materials, improves production efficiency, ensures the quality of products, is also convenient for technologists to grope and establish the process of a hard alloy powder and ensures the normal production of the hard alloy powder.
Description
Technical field
The utility model relates to a kind of material weighing technology, particularly the weighing of mobile poor, superfine granular material such as molybdenum powder, tungsten powder.
Background technology
The Weighting and Controlling precision of material is vital factor in the cemented carbide powder production technology at present, and platform scale is the weighing equipment of very early time in the history of powder weighing, but because its weighing precision is relatively poor, replaced by the higher electronic scales of precision gradually, all there is the bigger defective of manually-operated labor capacity in these two kinds of meausring apparatuses, and the precision of weighing depends on workman's quality mind, therefore weighing error is bigger, along with development of times, the mechanical type helixes feed equipment has appearred in the material weighing, alleviated working strength of workers greatly, also improved delivery rate greatly, but the precision of its control feeding coal is lower, the electromagnet vibrating material feeding device has appearred subsequently, yet this device only is applicable to the material weighing of low turnout (being that boat charge is less), material weighing for more boat charge, this device exists speed slow, the shortcoming that the control accuracy difficulty is big, therefore present meausring apparatus then is difficult to guarantee weighing precision if will improve delivery rate, if will guarantee that weighing precision then is difficult to guarantee delivery rate, the control of production technology has been brought bigger inconvenience.
The utility model content
The purpose of this utility model is to provide a kind of delivery rate that can improve can stablize weighing precision again to enhance productivity and to guarantee the powder automatic weighing device of product quality.
This powder automatic weighing device that the utility model provides, comprise feed pipe 10, screw feeder 2 and open bucket mechanism 8, the described bucket mechanism that opens comprises out bucket motor 3 and scale bucket 6, described screw feeder is driven by screw feeder motor 21, below described screw feeder 2, increased electromagnet vibra feeder 14, described electromagnet vibra feeder 14 and screw feeder 2 a shared feed pipe 10 and scale buckets 6, are driven bucket motor 3 and electromagnet vibra feeder 14 is controlled by single-chip computer control system at described screw feeder motor 21.
Described single-chip computer control system comprises single-chip microcomputer, be used to set the panel controller of all kinds of parameters, be used to drive the screw drives circuit of screw feeder motor 21, the vibration regulating circuit that is used for regulating magnet vibra feeder 14 vibratory outputs, what be used to drive out bucket motor 3 drives the bucket driving circuit, described panel controller is connected in the input end of described single-chip microcomputer, described screw drives circuit, the vibration regulating circuit, open the output terminal that the bucket driving circuit is connected in described single-chip microcomputer, single-chip microcomputer is controlled described screw feeder motor 21 by described screw drives circuit, open by described that bucket driving circuit control is described drives bucket motor 3 and control described electromagnet vibra feeder 14 by described vibration regulating circuit.
The utility model is owing to combine the delivery rate of screw feeder and the feed precision of electromagnet Vib., thereby can reach the precision weighing of wide region, be not only applicable to the material weighing of higher weight, also be applicable to material weighing than light weight, improved production efficiency and guaranteed product quality, also made things convenient for the technologist to grope and formulate the technology of cemented carbide powder and guaranteed the ordinary production of cemented carbide powder.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is an electric control system theory diagram of the present utility model.
Fig. 4 is a workflow diagram of the present utility model.
Embodiment
Fig. 1 is a structural representation of the present utility model, Fig. 2 is the left view of Fig. 1, as Fig. 1, shown in Figure 2, comprise spacer pin 17, charging aperture 1, feed pipe 10, screw feeder 2, spiral sleeve 11, electromagnet vibra feeder 14, be used to regulate the bed of material adjustable plate 13 of bed of material thickness, Weighting and Controlling instrument 4, open bucket mechanism 8 and worktable 16, screw feeder 2 comprises screw feeder motor 21 and mechanical type spiral 22, screw feeder motor 21 is fixed on mechanical type spiral 22 on the spiral sleeve 11 by shaft joint, Weighting and Controlling instrument 4 comprises LOAD CELLS 7 and electronic scales control panel 5, open bucket mechanism 8 and comprise out bucket motor 3, scale bucket 6, tremie pipe 9, screw feeder 2 and electromagnet vibra feeder 14 shared feed pipes 10 and a shared scale bucket 6, electromagnet vibra feeder 14 is below screw feeder 2, material barrel firmly is fixed on the charging aperture 1 by spacer pin 17, electromagnet vibra feeder 14 closely is connected with hopper 15 by fixed screw, wherein Weighting and Controlling instrument 4 feeds back to electronic scales control panel 5 by LOAD CELLS 7 collection weight signals, and 5 pairs of weight signals of electronic scales control panel are handled the feeding coal with control electromagnet vibra feeder 14 in real time.This powder automatic weighing device be by in conjunction with the weight signal FEEDBACK CONTROL of thick, thin feed time of the screw feeder time of adjusting screw feeder 2, electromagnet vibra feeder 14 and LOAD CELLS 7 to guarantee weighing precision.
Fig. 3 is an electric control system theory diagram of the present utility model, comprise single-chip microcomputer, be used to be provided with the panel controller of all kinds of parameters, the display circuit that is used for the display digit signal, the screw drives circuit, the screw feeder motor, the vibration regulating circuit, the electromagnet vibra feeder, drive the bucket driving circuit, drive the bucket motor, scale bucket and LOAD CELLS, the vibration regulating circuit comprises relay plate and solid-state voltage regulator, panel controller is connected in the input end of single-chip microcomputer, the screw drives circuit, the vibration regulating circuit, open the output terminal that the bucket driving circuit is connected in single-chip microcomputer, single-chip microcomputer carries out screw feeder to the scale bucket by screw drives circuit control screw feeder motor, when the setting feed time of screw feeder (being the setting working time of screw feeder motor) then, single-chip microcomputer is undertaken slightly by vibration regulating circuit control electromagnet vibra feeder, thin giving expected the scale bucket, single-chip microcomputer receives the detected weight signal of LOAD CELLS simultaneously, output controlled quentity controlled variable control display circuit shows the weighing value, when the weighing value arrives setting weighing value, single-chip microcomputer leaves the bucket motor and opens the scale bucket and carry out blowing by opening bucket driving circuit control, and device started voluntarily to carry out the automatic weighing of next round after blowing was finished.
Fig. 4 is a workflow diagram of the present utility model, the start back is provided with all kinds of parameters by panel controller, judge that afterwards whether alleged material is greater than 1000G, if alleged material is greater than 1000G, then combine and carry out feed by screw feeder and electromagnet vibra feeder, carried out screw feeder to the scale bucket by single-chip microcomputer by screw drives circuit control screw feeder motor before this, when setting feed time of screw feeder then, single-chip microcomputer is undertaken slightly by vibration regulating circuit control electromagnet vibra feeder, thin giving expected scale bucket (thin feed behind the earlier thick feed), simultaneously, single-chip microcomputer receives the detected weight signal of LOAD CELLS, output controlled quentity controlled variable control display circuit shows the weighing value, when the weighing value arrives setting weighing value, single-chip microcomputer leaves the bucket motor and opens the scale bucket and carry out blowing by opening bucket driving circuit control, and device started voluntarily to carry out the automatic weighing of next round after blowing was finished; If alleged material is less than 1000G, then do not need screw feeder driven by motor mechanical type spiral to carry out feed (the feed time that is screw feeder is set to zero), only need that the electromagnet vibra feeder carries out slightly, thin feed, the same kind of process (greater than 1000G) situation afterwards.
Claims (2)
1. powder automatic weighing device, this device comprises feed pipe (10), screw feeder (2) and open the bucket mechanism (8), the described bucket mechanism that opens comprises out bucket motor (3) and scale bucket (6), described screw feeder is driven by screw feeder motor (21), it is characterized in that having increased electromagnet vibra feeder (14) in the below of described screw feeder (2), described electromagnet vibra feeder (14) and a shared feed pipe of screw feeder (2) (10) and a scale bucket (6), described screw feeder motor (21), driving bucket motor (3) and electromagnet vibra feeder (14) is controlled by single-chip computer control system.
2. powder automatic weighing device according to claim 1, it is characterized in that described single-chip computer control system comprises single-chip microcomputer, be used to set the panel controller of all kinds of parameters, be used to drive the screw drives circuit of screw feeder motor (21), the vibration regulating circuit that is used for regulating magnet vibra feeder (14) vibratory output, be used for driving drive bucket motor (3) drive the bucket driving circuit, described panel controller is connected in the input end of described single-chip microcomputer, described screw drives circuit, the vibration regulating circuit, open the output terminal that the bucket driving circuit is connected in described single-chip microcomputer, single-chip microcomputer is controlled described screw feeder motor (21) by described screw drives circuit, open by described that bucket driving circuit control is described drives bucket motor (3) and control described electromagnet vibra feeder (14) by described vibration regulating circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206198371U CN201876302U (en) | 2010-11-23 | 2010-11-23 | Automatic powder weighing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206198371U CN201876302U (en) | 2010-11-23 | 2010-11-23 | Automatic powder weighing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201876302U true CN201876302U (en) | 2011-06-22 |
Family
ID=44164218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206198371U Expired - Lifetime CN201876302U (en) | 2010-11-23 | 2010-11-23 | Automatic powder weighing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201876302U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103706794A (en) * | 2014-01-07 | 2014-04-09 | 清华大学 | Powder feeding device for three-dimensional printing system and three-dimensional printing system |
| CN106352963A (en) * | 2016-08-31 | 2017-01-25 | 上海空间电源研究所 | Automatic weighing system for high-viscosity thermal battery powder |
| CN109282882A (en) * | 2018-08-28 | 2019-01-29 | 上海空间电源研究所 | Weigh the autocontrol method of conveying zinc-silver oxide cell silver powder device |
-
2010
- 2010-11-23 CN CN2010206198371U patent/CN201876302U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103706794A (en) * | 2014-01-07 | 2014-04-09 | 清华大学 | Powder feeding device for three-dimensional printing system and three-dimensional printing system |
| CN106352963A (en) * | 2016-08-31 | 2017-01-25 | 上海空间电源研究所 | Automatic weighing system for high-viscosity thermal battery powder |
| CN109282882A (en) * | 2018-08-28 | 2019-01-29 | 上海空间电源研究所 | Weigh the autocontrol method of conveying zinc-silver oxide cell silver powder device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110622 |