CN203005773U - Packing scale with dust removal function - Google Patents
Packing scale with dust removal function Download PDFInfo
- Publication number
- CN203005773U CN203005773U CN2012207347565U CN201220734756U CN203005773U CN 203005773 U CN203005773 U CN 203005773U CN 2012207347565 U CN2012207347565 U CN 2012207347565U CN 201220734756 U CN201220734756 U CN 201220734756U CN 203005773 U CN203005773 U CN 203005773U
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- soft cloth
- dust
- cloth bag
- stationary hopper
- packing scale
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Abstract
A packing scale with a dust removal function comprises a machine frame and a powder material weighing device which is arranged on the machine frame and is characterized in that the powder material weighing device comprises a fixed hopper, a weighing sensor, a bag holder, a belt conveyor and a dust remover, wherein a soft cloth bag is arranged on an inner wall of the fixed hopper, and a circle of rubber hoop is arranged outside a discharge port of the fixed hopper. One end of the weighing sensor is connected with the machine frame, and the other end of the weighing sensor is connected with the bag holder. An air tube of the dust remover is connected with the soft cloth bag. According to the packing scale with the dust removal function, errors caused by material binding are greatly reduced in the packing process. Not only is precision high, but also dust can be controlled well. The problems that the packing scale is low in weighing precision and the working site environment is poor are solved well.
Description
Technical field
The utility model relates to a kind of packing scale, relates in particular to a kind of from the impact of principle elimination sizing on weighing precision, with the packing scale of dedusting function.
Background technology
Existing powder weighing packing scale as shown in Figure 1, after setting the weight of single bag on display instrument, powder drops into bucket 3 by spiral feed opening 1 from finished product bin, on the top of bucket 3, LOAD CELLS 2 is installed, be fixed on the frame on side, LOAD CELLS 2 is in real time bucket 3, sackholder 4, feed back to control system with packaging bag 5 threes' of material TBW value, calculate through program, remove the weight of bucket 3 and sackholder 4, the weight of remaining packaging bag 5; When the actual weight of powder in packaging bag equaled setting weight, spiral feed opening 1 stopped charging, and packaging bag 5 breaks away from from sackholder 4, falls on band conveyor 6, enters next process.
Existing powder weighing device is when practical application, because the aqueous ingredients of some powder is higher, powder is falling into bucket 3 when interior, have certain impulsive force, cause partial material to be bonded on the inwall of bucket 3, when LOAD CELLS 2 monitors bucket 3, sackholder 4, during the gravimetric value that equals to set with packaging bag 5 threes' of material TBW value, stop blanking.In packaging process, because leak tightness between sackholder 4 and bucket 3 is poor, having dust when powder falls into packaging bag 5 flies out, and there is partial material again to be bonded on the inwall of bucket 3, so the actual powder that enters packaging bag lacks than standard volume, and instrument shows and reaches standard volume, thereby causes larger error.In follow-up packaging process, the powder that is bonded on bucket 3 inwalls is cumulative, can fall into suddenly in packaging bag 5 sometime, might make the actual weight of packaging bag greater than std wt, causes the inaccurate of weighing.
Summary of the invention
In order to solve packing scale weighing precision and the abominable problem of work-site environment, we have proposed a kind of packing scale with dedusting function, this device has reduced the error that causes due to sizing greatly in packaging process, not only precision is high, and dust has also obtained controlling preferably.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of packing scale with dedusting function, comprise frame and powder weighing device, the powder weighing device is contained on frame, feature is: described powder weighing device comprises stationary hopper, LOAD CELLS, sackholder, band conveyor, dust exhaustor, the inwall of stationary hopper is equipped with soft cloth bag, and the arranged outside of the discharging opening of stationary hopper has a circle rubber ferrule, and an end of LOAD CELLS is connected with frame, the other end is connected with sackholder, and the tracheae of dust exhaustor is connected with soft cloth bag.
Be connected with between the inlet point of stationary hopper and frame and be flexible coupling, the end that is flexible coupling is fixed on the outer wall of stationary hopper, and the other end is fixed on frame.
The utility model has the advantages that:
This device has reduced the error that causes due to sizing greatly in packaging process, not only precision is high, and dust also obtained controlling preferably, preferably resolves packing scale weighing precision and the abominable problem of work-site environment,
Description of drawings
Fig. 1 is the structural representation of traditional powder weighing packing scale.
Fig. 2 is structural representation of the present utility model.
Fig. 3 is the left view of stationary hopper.
Fig. 4 is the birds-eye view of stationary hopper.
In accompanying drawing: 1, spiral feed opening; 2, LOAD CELLS; 3, stationary hopper; 4, sackholder; 5, packaging bag; 6, band conveyor; 7, soft cloth bag; 8, be flexible coupling; 9, dust exhaustor; 10, rubber ferrule.
The specific embodiment
Structural representation of the present utility model as shown in Figure 2, after packing the weight that sets single bag on weighting display instrument, material falls in the soft cloth bag 7 of below from finished product bin by spiral feed opening 1, and soft cloth bag 7 is attached on the inwall of stationary hopper 3, and the outlet of soft cloth bag 7 and entrance are fixed on the discharging opening and inlet point of stationary hopper 3.Soft cloth bag 7 has certain gap with stationary hopper 3, on stationary hopper 3 sides' fixed thereon support.In packaging process, dust exhaustor 9 is regularly felt the pulse by tracheae and is rushed the gap that high pressure gas are blown into soft cloth bag 7 and stationary hopper 3, make soft cloth bag 7 produce strong shake, the powder that is bonded at its inwall is all fallen in packaging bag 5, and LOAD CELLS 2 can be carried out Real-Time Monitoring to the powder in sackholder 4 and packaging bag 5, and when gravimetric value reached setting value, spiral feed opening 1 stopped charging, calculate through program, remove the actual weight that obtains packaging bag 5 after the weight of sackholder 4.Sackholder 4 unclamps, and band conveyor 6 arrives the another location with packaged material transferring.
Be provided with above packaging bag 5 and be flexible coupling 8, it is in the environment of a sealing whole packaging process, has effectively reduced the excessive of dust.Be provided with in stationary hopper 3 inlet point positions and be flexible coupling 8,8 one ends that are flexible coupling are fixed on the outer wall of stationary hopper 3, the other end is fixed on frame, with the approximate space of sealing of material composition that is fixed on the frame place on every side, just as an opening bag is closed the outlet of stationary hopper 3 and packaging bag 5 entrances, like this, a small amount of dust that flies out from sackholder just enters this space, has avoided further flying away toward other place.
Have dust in packaging bag 5 in the blanking process and air overflows, at this moment soft cloth bag 7 can fall dust-filtering.Because soft cloth bag 7 is to be formed by weaving by crisscross fine rule, just as the spun yarn net, dust flies out when entering into gap between soft cloth bag 7 and stationary hopper 3 from packaging bag 5 sacks, the dust that particle is larger just can not pass soft cloth bag 7, but be bonded on its inwall, the air that contains than the granule dust can pass through the soft cloth bag 7 of this layer, collects filtration treatment again by dust exhaustor 9.Air after filtration can be by soft cloth bag 7 by dust exhaustor 9 collection and treatments.Dust exhaustor 9 is interior can produce high voltage pulse gas, the commutation of the electromagnetic valve by dust exhaustor 9 realizes blowing in the space of sealing and air-breathing switching, when air-breathing toward the gap between stationary hopper 3 and soft cloth bag 7, soft cloth bag 7 can be compressed, during air blowing, soft cloth bag 7 can expand, and blows fast continuously and when air-breathing, soft cloth bag 7 is shaken, thereby the powder that is bonded at soft cloth bag 7 inwalls is fallen.In packaging process, when containing than the air of granule dust by soft cloth bag 7, dust exhaustor 9 is implemented aspiratory actions, and these gases that contain dust just are inhaled into the inside of dust exhaustor 9, realize again processing by physics or chemical change.
The discharging opening outside (as shown in Figure 3) at stationary hopper 3, be provided with a circle rubber ferrule 10, in packaging process, sackholder 4 can tightly be pressed in sack on rubber ferrule 10, rubber ferrule 10 have elasticity preferably, the sealing property of packaging process is further improved.
In practical operation, because sackholder 4 and rubber ferrule 10 accompany packaging bag 5, rubber ferrule 10 can provide pulling force upwards to packaging bag 5.The utility model can be deducted this pulling force when practical operation.Therefore, the pulling force of rubber ferrule 10 can not affect the accuracy of the weighing of meausring apparatus of the present utility model.
The utlity model has following utility model effect:
(1) by high voltage pulse gas, soft cloth bag 7 is shaken before each packing, made the powder of stick on top all fall into packaging bag 5, make each weighing all have higher precision;
(2) LOAD CELLS 2 does not have weighing to be stained with the weight of soft cloth bag 7 and the stationary hopper 3 of powder, and the weight of weighing sackholder 4 and packaging bag 5 has only fundamentally been eliminated the impact of sizing on weighing precision;
(3) be flexible coupling 8 and rubber ferrule 10 owing to being provided with in packaging process, dust can be not excessive, and site environment is good.
Embodiment recited above is described preferred implementation of the present utility model; be not that design of the present utility model and protection domain are limited; under the prerequisite that does not break away from the utility model design concept; various modification and improvement that in this area, common engineering staff make the technical solution of the utility model all should fall into protection domain of the present utility model.
Claims (2)
1. packing scale with dedusting function, comprise frame and powder weighing device, the powder weighing device is contained on frame, it is characterized in that: described powder weighing device comprises stationary hopper (3), LOAD CELLS (2), sackholder (4), band conveyor (6), dust exhaustor (9), the inwall of stationary hopper (3) is equipped with soft cloth bag (7), the arranged outside of the discharging opening of stationary hopper (3) has a circle rubber ferrule (10), one end of LOAD CELLS (2) is connected with frame, the other end is connected with sackholder (4), the tracheae of dust exhaustor (9) is connected with soft cloth bag (7).
2. a kind of packing scale with dedusting function according to claim 1, it is characterized in that: be connected be flexible coupling (8) between the inlet point of described stationary hopper (3) and frame, (8) one ends that are flexible coupling are fixed on the outer wall of stationary hopper (3), and the other end is fixed on frame.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2012207347565U CN203005773U (en) | 2012-12-28 | 2012-12-28 | Packing scale with dust removal function |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2012207347565U CN203005773U (en) | 2012-12-28 | 2012-12-28 | Packing scale with dust removal function |
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CN203005773U true CN203005773U (en) | 2013-06-19 |
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ID=48597391
Family Applications (1)
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CN2012207347565U Withdrawn - After Issue CN203005773U (en) | 2012-12-28 | 2012-12-28 | Packing scale with dust removal function |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103010498A (en) * | 2012-12-28 | 2013-04-03 | 枣庄市三维技术有限公司 | Packing scale having dust removal function |
CN103863592A (en) * | 2014-04-06 | 2014-06-18 | 赵东顺 | High-precision weighing machine |
CN115214912A (en) * | 2022-07-07 | 2022-10-21 | 安徽迈禾机械制造有限公司 | Vertical blanking packaging machine |
-
2012
- 2012-12-28 CN CN2012207347565U patent/CN203005773U/en not_active Withdrawn - After Issue
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103010498A (en) * | 2012-12-28 | 2013-04-03 | 枣庄市三维技术有限公司 | Packing scale having dust removal function |
CN103010498B (en) * | 2012-12-28 | 2016-08-03 | 枣庄市三维技术有限公司 | A kind of packing scale of band dedusting function |
CN103863592A (en) * | 2014-04-06 | 2014-06-18 | 赵东顺 | High-precision weighing machine |
CN103863592B (en) * | 2014-04-06 | 2016-03-23 | 赵东顺 | A kind of high-precision weighing device |
CN115214912A (en) * | 2022-07-07 | 2022-10-21 | 安徽迈禾机械制造有限公司 | Vertical blanking packaging machine |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20130619 Effective date of abandoning: 20160803 |
|
C25 | Abandonment of patent right or utility model to avoid double patenting |