CN202676256U - Automatic weighing device with tiny range - Google Patents
Automatic weighing device with tiny range Download PDFInfo
- Publication number
- CN202676256U CN202676256U CN 201220339510 CN201220339510U CN202676256U CN 202676256 U CN202676256 U CN 202676256U CN 201220339510 CN201220339510 CN 201220339510 CN 201220339510 U CN201220339510 U CN 201220339510U CN 202676256 U CN202676256 U CN 202676256U
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- weighing
- protective cover
- bearing
- flange
- weigher
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- Expired - Fee Related
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Abstract
The utility model relates to an automatic weighing device with a tiny range. With the device, the purpose of high-precision automatic weighing on micro-quantity bulk materials is achieved by reasonably designing a feeding part, a weighing part and a driving transmission part, wherein the feeding part comprises an electromagnetic vibration feeding machine, a protecting cover and an observation cover; the weighing part comprises a weighing sensor, a base, a weighing device, a support frame, a vibrator, a butterfly valve, a support and a protective housing; the driving transmission part comprises a cylinder, a gear, a transmission shaft, a sealing housing, a bearing seat and a bearing; the electromagnetic vibration feeding machine feeds the weighing device; the weighing sensor synchronously weighs; and the weighing device is controlled by the cylinder to weigh or discharge materials. According to the automatic weighing device disclosed by the utility model, the weighing precision can be substantially improved, the weighing range is 10kg, and the dynamic repeated weighing precision reaches the degree of plus/minus 1g. The purpose of continuously feeding, weighing and discharging materials can be realized, the whole weighing process is automatic and efficient, and the automatic weighing device with the tiny range has the advantages of simple structure and convenience in use. Because the device adopts a full-sealing mode, the whole weighing process is free from dust overflow.
Description
Technical field
The utility model relates to meausring apparatus, and particularly a kind of small range poidometer is applicable to the continuous automatic weighing of loose shape (powdery, graininess or the bulk) material of light weight.
Background technology
In the prior art, the weighing of bulk material is mainly contained dual mode, a kind of is to adopt electronic scale or day equality weigher tool to carry out manual weighing's mode, and this kind mode not only weighing speed is slow, and the workman to operate labour intensity large, repeat weighing precision low.Another kind is to adopt special loose unpacked material device to carry out weighing, and the same kind of products at abroad complex structure is expensive; Domestic weigher all adopts the weighing of decrement weight method, and precision is low.
Summary of the invention
In view of above-mentioned prior art situation, the utility model provides a kind of small range poidometer of enclosure-type.This device has been realized the high-precision automatic weighing of small quantity bulk material by the appropriate design to feeding section, weighing part and driving running part.This device each several part is equipped with seal closure, both leaks without dust, can guarantee weighing precision again, can be used in conjunction with the scene simultaneously and carry out external appearance spray finishing, keeps field apparatus outward appearance consistance.
The technical scheme that the utility model is taked is: a kind of small range poidometer, it is characterized in that: comprise feeding section, weighing part and driving running part, feeding section comprises electro-vibrating feeder, protective cover and observation lid, weighing part comprises LOAD CELLS, base, weigher, bracing frame, Vib., butterfly valve, bearing and protective cover, drive running part and comprise cylinder, gear, transmission shaft, seal closure, bearing seat and bearing, at least be provided with a flanged (FLGD) charging aperture on the described protective cover, the notch of the feed well of electro-vibrating feeder puts in the protective cover by charging aperture, and notch is positioned at the weigher top, the first flange is installed on the feed well, the first flange on the feed well and the flange on the charging aperture form by being flexible coupling and are tightly connected, the protective cover top is provided with observation panel, observe and cover on observation panel, also be provided with vent port on the protective cover; Described weigher places protective cover, one end of weigher outer wall and transmission shaft adapter sleeve is welded and fixed, the other end of transmission shaft is connected with the engaged wheel of gear, the driving wheel of gear is connected with cylinder, transmission shaft is fixed on the LOAD CELLS by bearing seat and bearing, LOAD CELLS is fixed on the base, and with gear and cylinder seal in seal closure, seal closure is fixedly connected with bracing frame; The lower port of protective cover is connected with the upper port of protective cover by the second flange, bearing is weldingly fixed on the outer wall of protective cover middle part, protective cover is fixedly connected with bracing frame by bearing, and Vib. is installed on the outer wall of protective cover lower end, and butterfly valve is connected with the protective cover bottom by three-flange.
The beneficial effect that the utility model produces is: take this device can significantly improve weighing precision.The weighing range is 10kg, dynamically repeats weighing precision and reaches ± 1g.Can realize continuous charging, weigh, discharge, whole weighing process is automatical and efficient, and simple in structure, easy to use.Because this device adopts hermetically sealed form, whole weighing process non-flour dust overflow.
Description of drawings
Fig. 1 is the utility model structural perspective.
Fig. 2 is the utility model structural front view.
Fig. 3 is the utility model structure vertical view.
Fig. 4 is the enlarged diagram after weigher outer wall and transmission shaft adapter sleeve are fixed.
Fig. 5 is the utility model workflow diagram.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples:
With reference to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, small range poidometer comprises feeding section, weighing part and driving running part, feeding section comprises electro-vibrating feeder 23, protective cover 15 and observation cover 19, weighing part comprises LOAD CELLS 7, base 8, weigher 9, bracing frame 10, Vib. 11, butterfly valve 12, bearing 13 and protective cover 14, drive running part and comprise cylinder 1, gear 2, transmission shaft 3, seal closure 4, bearing seat 5 and bearing 6, at least be provided with a flanged (FLGD) charging aperture 16 on the protective cover 15, the notch 20 of the feed well 22 of electro-vibrating feeder 23 puts in the protective cover 15 by charging aperture 16, and notch 20 is positioned at weigher 9 tops, the first flange 24 is installed on the feed well 22, the first flange 24 and the flange on the charging aperture 16 on the feed well 22 are tightly connected by 21 formation that are flexible coupling, protective cover 15 tops are provided with observation panel, observation is covered 19 and is covered on observation panel, also is provided with vent port 18 on the protective cover 15; Weigher 9 places protective cover 14, one end of weigher 9 outer walls and transmission shaft 3 adapter sleeves is welded and fixed, the other end of transmission shaft 3 is connected with the engaged wheel of gear 2, the driving wheel of gear 2 is connected with cylinder 1, transmission shaft 3 is fixed on the LOAD CELLS 7 by bearing seat 5 and bearing 6, LOAD CELLS 7 is fixed on the base 8, and is sealed in the seal closure 4 with gear 2 and cylinder 1, and seal closure 4 is fixedly connected with bracing frame 10; The lower port of protective cover 15 is connected with the upper port of protective cover 14 by the second flange 25, bearing 13 is weldingly fixed on the protective cover 14 middle part outer walls, protective cover 14 is fixedly connected with bracing frame 10 by bearing 13, Vib. 11 is installed on the protective cover 14 lower end outer walls, and butterfly valve 12 is connected with protective cover 14 bottoms by three-flange 26.
Embodiment: the electro-vibrating feeder 23 that this device adopts is known commercially available prod, and electro-vibrating feeder 23 is flexible coupling by canvas by the first flange 24 and 21 forms with the flange of charging aperture 16 and to be tightly connected.According to actual operating position needs, flanged (FLGD) charging aperture can only be opened one or more on the protective cover 15, the present embodiment is provided with two, lay respectively at protective cover 15 left and right sides both directions, namely reserved the second charging aperture 17, can increase again an electro-vibrating feeder, and assemble according to diagram.
The weigher 9 of this device is made as bowl-shape, and protective cover 14 is made as drum type brake.The lower end of protective cover 14 is welded with mounting bracket, and Vib. 11 is installed on the protective cover 14 lower end outer walls by mounting bracket.
Welded three bearings 13 on the middle part outer wall of the protective cover 14 of this device, and be fixed on the bracing frame 10 by three bearings 13.
This device principle of work is as follows: with reference to Fig. 5, use for the first time this device, need carry out the work such as setting parameter, school scale and debugging, behind the setting parameter, whether control program can be arranged in the specialized range by automatic decision institute setting parameter.If the parameter setting surpasses specialized range, then return the previous step Reparametrization; If parameter is arranged in the specialized range, then enter next step school scale and debug phase, can be directly with the static school of counterweight scale, this process is simple and convenient.After the equipment normal operation, electro-vibrating feeder begins to feed in raw material, and weigher begins to receive material from charging aperture, the synchronous weighing weight of material of LOAD CELLS, and the information Real-time Feedback of will weighing is to control instrument.If do not reach set desired value, continue charging in the weigher, until the weighing value reaches desired value, electro-vibrating feeder stops charging.After weighing was finished, control program control butterfly valve was opened, and starts afterwards the cylinder action, drove weigher Rotate 180 degree by gear and transmission shaft and carried out discharge, and simultaneously Vibration on Start-up device work makes the complete emptying of material in the protective cover 14.After discharge work was finished, control program started the cylinder action, drove weigher by gear and transmission shaft and automatically replied initial position, and last butterfly valve cuts out, and finishes a weighing.Carry out afterwards the next round weighing, the automatic weighing working cycle is carried out.
Claims (1)
1. small range poidometer, it is characterized in that: comprise feeding section, weighing part and driving running part, feeding section comprises electro-vibrating feeder (23), protective cover (15) and observation lid (19), weighing part comprises LOAD CELLS (7), base (8), weigher (9), bracing frame (10), Vib. (11), butterfly valve (12), bearing (13) and protective cover (14), drive running part and comprise cylinder (1), gear (2), transmission shaft (3), seal closure (4), bearing seat (5) and bearing (6), at least be provided with a flanged (FLGD) charging aperture (16) on the described protective cover (15), the notch (20) of the feed well (22) of electro-vibrating feeder (23) puts in the protective cover (15) by charging aperture (16), and notch (20) is positioned at weigher (9) top, the first flange (24) is installed on the feed well (22), flange on the first flange (24) on the feed well (22) and the charging aperture (16) forms by be flexible coupling (21) and is tightly connected, protective cover (15) top is provided with observation panel, observe lid (19) and cover on observation panel, also be provided with vent port (18) on the protective cover (15); Described weigher (9) places protective cover (14), one end of weigher (9) outer wall and transmission shaft (3) adapter sleeve is welded and fixed, the other end of transmission shaft (3) is connected with the engaged wheel of gear (2), the driving wheel of gear (2) is connected with cylinder (1), transmission shaft (3) is fixed on the LOAD CELLS (7) by bearing seat (5) and bearing (6), LOAD CELLS (7) is fixed on the base (8), and be sealed in the seal closure (4) with gear (2) and cylinder (1), seal closure (4) is fixedly connected with bracing frame (10); The lower port of protective cover (15) is connected with the upper port of protective cover (14) by the second flange (25), bearing (13) is weldingly fixed on the outer wall of protective cover (14) middle part, protective cover (14) is fixedly connected with bracing frame (10) by bearing (13), Vib. (11) is installed on the outer wall of protective cover (14) lower end, and butterfly valve (12) is connected with protective cover (14) bottom by three-flange (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220339510 CN202676256U (en) | 2012-07-13 | 2012-07-13 | Automatic weighing device with tiny range |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220339510 CN202676256U (en) | 2012-07-13 | 2012-07-13 | Automatic weighing device with tiny range |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202676256U true CN202676256U (en) | 2013-01-16 |
Family
ID=47497155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220339510 Expired - Fee Related CN202676256U (en) | 2012-07-13 | 2012-07-13 | Automatic weighing device with tiny range |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202676256U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102749131A (en) * | 2012-07-13 | 2012-10-24 | 天津工业自动化仪表研究所有限公司 | Automatic weighing device with tiny range |
| CN105067092A (en) * | 2015-07-27 | 2015-11-18 | 中国化学工业桂林工程有限公司 | Automatic material weighing device and application thereof, and automatic material weighing method |
-
2012
- 2012-07-13 CN CN 201220339510 patent/CN202676256U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102749131A (en) * | 2012-07-13 | 2012-10-24 | 天津工业自动化仪表研究所有限公司 | Automatic weighing device with tiny range |
| CN105067092A (en) * | 2015-07-27 | 2015-11-18 | 中国化学工业桂林工程有限公司 | Automatic material weighing device and application thereof, and automatic material weighing method |
| CN105067092B (en) * | 2015-07-27 | 2018-09-25 | 中国化学工业桂林工程有限公司 | A kind of material automatic weighing device, its application and material automatic weighing method |
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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: 20130116 Termination date: 20210713 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |