CN214893595U - High-precision constant-speed metering micro-powder scale - Google Patents
High-precision constant-speed metering micro-powder scale Download PDFInfo
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- CN214893595U CN214893595U CN202121245294.6U CN202121245294U CN214893595U CN 214893595 U CN214893595 U CN 214893595U CN 202121245294 U CN202121245294 U CN 202121245294U CN 214893595 U CN214893595 U CN 214893595U
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Abstract
The utility model relates to a micro powder scale equipment technical field specifically is a micro powder scale of high accuracy, constant speed measurement, including frame and powder storehouse, the powder storehouse is fixed in the frame, still including: the feeding device is arranged on the rack and connected with one end of the powder bin, and the feeding device is used for conveying powder to the metering device; the metering device is arranged on the rack and is used for metering powder; the conveying device is arranged on the rack and connected with one end of the metering device, and the conveying device is used for controlling the conveying of the powder. The utility model discloses the miropowder scale of high accuracy, constant speed measurement that sets up can make the powder keep at the uniform velocity invariable feed through feeder, metering device and conveyor for the powder measurement is more accurate, reliable and stable, improves the transport stability and the conveying efficiency of powder.
Description
Technical Field
The utility model relates to a micro powder scale equipment technical field specifically is a micro powder scale of high accuracy, constant speed measurement.
Background
The micro-powder scale is a complete set of equipment integrating the quantitative feeding, metering, conveying and controlling of powder materials and integrating the machinery and the electronics, and is widely applied to the continuous metering and batching control links of various powder materials such as cement, cementing powder, fly ash, mineral powder, lime and the like. The micro-powder scale comprises a sealing gate, a steady flow feeder, a spiral metering and weighing system, a spiral conveying system, an automatic metering control system and the like. The method is mainly used in different industries such as mine filling, building, novel materials, building materials, municipal administration, chemical engineering and the like.
At present, the feeding and metering stability of the existing micro-powder scale is poor, and the metering precision is low. Therefore, in view of the above situation, there is an urgent need to develop a micro powder scale to overcome the shortcomings in the current practical application.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a miropowder balance of high accuracy, constant speed measurement to solve the problem that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a miropowder balance of high accuracy, constant speed measurement, includes frame and powder storehouse, the powder storehouse is fixed in the frame, still including: the feeding device is arranged on the rack and connected with one end of the powder bin, and the feeding device is used for conveying powder to the metering device; the metering device is arranged on the rack and is used for metering powder; the conveying device is arranged on the rack and connected with one end of the metering device, and the conveying device is used for controlling the conveying of the powder.
As a further aspect of the present invention: the feeding device comprises a vibrator, a gate valve, a micro-powder scale feeding machine and a rigid impeller, wherein the vibrator is installed on the powder bin, the micro-powder scale feeding machine is connected with one end of the powder bin, the gate valve is installed at the joint of the micro-powder scale feeding machine and the powder bin, and the rigid impeller is installed in the powder bin.
As a further aspect of the present invention: the metering device comprises a micro powder spiral electronic scale, a knuckle bearing lifting hook and a lifting lug, a sensor and the lifting lug are installed on the micro powder spiral electronic scale, and the micro powder spiral electronic scale is connected with the rack and the micro powder scale feeding machine through the knuckle bearing lifting hook and the lifting lug.
As a further aspect of the present invention: the conveying device comprises a motor, a coupler, a spiral conveying barrel and a spiral shaft, wherein the motor is installed on the rack, the output end of the motor is rotatably connected with the spiral shaft through the coupler, a feed inlet and a discharge outlet are installed on the spiral conveying barrel, the feed inlet is connected with one end of the metering device, and the spiral conveying barrel is fixedly connected with the rack through a lifting rope.
As a further aspect of the present invention: and the powder bin is provided with a pulse bag-type dust collector and a safety valve.
As a further aspect of the present invention: the feeding device, the conveying device and the metering device are respectively connected with the control system.
Compared with the prior art, the beneficial effects of the utility model are that:
1) through the structural arrangement of the feeding device, the feeding device adopts double-frequency conversion feeding, the first level adopts a rigid impeller to feed, stabilize and lock materials, and the second level adopts a micro-powder scale feeder to further stabilize and regulate the speed of feeding, so that the powder can be constantly fed at a constant speed, and the metering precision is improved;
2) through the structural arrangement of the metering device, the metering device adopts constant-speed metering, the overall structural design of the metering device is reasonable, the sensor adopts a high-precision sensor, the fulcrum structure is sensitive in response and has a stronger adaptive range, the hanging point position is accurately designed, the powder impact force is at the zero position, the impact force is ignored, the sensor hanging device adopts a knuckle bearing hanging mode, the zero restoration is good, the metering is stable and reliable, and the metering precision is high; the powder material metering is more accurate, stable and reliable;
3) through conveyor's structure setting, conveyor adopts the screw feed mode, drives the screw axis through the motor and rotates, controls the speed that the powder was carried through the rotational speed of adjusting motor, has improved transport stability and conveying efficiency.
To sum up, the utility model relates to a miropowder scale of high accuracy, constant speed measurement to overcome not enough in the current practical application, can make the powder keep invariable feed at the uniform velocity through feeder, metering device and conveyor, make the powder material measurement more accurate, reliable and stable, improve the transport stability and the conveying efficiency of powder.
Drawings
Fig. 1 is a schematic structural view of the high-precision constant-speed metering micro-powder scale of the present invention.
Fig. 2 is a schematic view of the structure in the direction a in fig. 1.
Fig. 3 is a schematic view of the structure in the direction B in fig. 1.
In the figure: 1-pulse bag dust collector, 2-powder bin, 3-vibrator, 4-gate valve, 5-feeding device, 51-micro powder scale feeder, 52-rigid impeller, 6-metering device, 61-micro powder spiral electronic scale, 62-sensor, 63-knuckle bearing hook, 64-lifting lug, 7-conveying device, 71-motor, 72-coupler, 73-feeding hole, 74-spiral conveying cylinder, 75-spiral shaft, 76-discharging hole, 77-lifting rope, 8-safety valve and 9-frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The technical solution of the present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1, the micro powder scale of high accuracy, constant speed measurement that is provided as an embodiment of the present invention includes a frame 9 and a powder bin 2, the powder bin 2 is fixed on the frame 9, and the micro powder scale further includes: the feeding device 5 is arranged on the frame 9, the feeding device 5 is connected with one end of the powder bin 2, and the feeding device 5 is used for conveying powder to the metering device 6; the metering device 6 is arranged on the rack 9, and the metering device 6 is used for metering powder; the conveying device 7 is installed on the rack 9, the conveying device 7 is connected with one end of the metering device 6, and the conveying device 7 is used for controlling the conveying of the powder. In this embodiment, through feeder 5, metering device 6 and conveyor 7 can make the powder keep the invariable feed at the uniform velocity for the powder measurement is more accurate, reliable and stable, improves the transport stability and the transport efficiency of powder.
As shown in fig. 1, as a preferred embodiment of the present invention, the feeding device 5 includes a vibrator 3, a gate valve 4, a micro-powder scale feeding machine 51 and a rigid impeller 52, the vibrator 3 is installed on the powder bin 2, the micro-powder scale feeding machine 51 is connected with one end of the powder bin 2, the gate valve 4 is installed at the joint of the micro-powder scale feeding machine 51 and the powder bin 2, and the rigid impeller 52 is installed in the powder bin 2. In the embodiment, the micro-powder scale feeder 51 adopts the processing modes of processing treatment after assembly welding and boring of the inner cavity, is smooth in rotation and free from damage to the card, can adopt different sealing structures according to different fluid characteristics of powder, has the functions of stabilizing flow, locking and preventing arching, and can ensure continuous and uniform unloading and conveying of materials; powder storehouse lower part adopts slide valve 4, possesses the air-blast broken arch or shakes simultaneously and shakes and breaks the arch, guarantees that the powder unloading is smooth and easy, and the unloading is smooth and easy: a proper feed opening of the feed bin is configured, and the feed opening is enlarged as much as possible; the material blocking phenomenon is reduced; the double-frequency-conversion feeding is adopted, the rigid impeller 52 is adopted for feeding, the steady flow and material locking are adopted in the first stage, the steady flow and speed regulation are further adopted in the second stage, and the arrangement can ensure that the powder material is fed constantly at a constant speed, so that the metering precision is improved.
As shown in fig. 1, as a preferred embodiment of the present invention, the metering device 6 includes a micro powder electronic screw scale 61, a knuckle bearing hook 63 and a lifting lug 64, the micro powder electronic screw scale 61 is mounted with a sensor 62 and a lifting lug 64, and the micro powder electronic screw scale 61 is connected with the frame 9 and the micro powder scale feeder 51 through the knuckle bearing hook 63 and the lifting lug 64. In the embodiment, the metering device 6 adopts constant-speed metering, the overall structure of the metering device 6 is reasonably designed, the sensor 62 adopts a high-precision sensor, the fulcrum structure is sensitive in response and has a stronger adaptive range, the hanging point position is accurately designed, the powder impact force is at the zero position, the impact force is ignored, the hanging device of the sensor 62 adopts a knuckle bearing 63 hanging mode, the zero restoration is good, the metering is stable and reliable, and the metering precision is high; the powder material metering is more accurate, stable and reliable.
As shown in fig. 1, as a preferred embodiment of the present invention, the conveying device 7 includes a motor 71, a shaft coupling 72, a screw conveying cylinder 74 and a screw shaft 75, the motor 71 is installed on the frame 9, and the output end of the motor 71 is rotatably connected with the screw shaft 75 through the shaft coupling 72, a feeding port 73 and a discharging port 76 are installed on the screw conveying cylinder 74, the feeding port 73 is connected with one end of the metering device 6, and the screw conveying cylinder 74 is fixedly connected with the frame through a lifting rope 77. In this embodiment, the conveying device 7 adopts a screw conveying manner, the motor 71 drives the screw shaft 75 to rotate, and the speed of conveying the powder is controlled by adjusting the rotating speed of the motor 71, so that the conveying stability and the conveying efficiency are improved.
As shown in fig. 1 and 2, as a preferred embodiment of the present invention, a pulse bag dust collector 1 and a safety valve 8 are installed on the powder bin 2. In this embodiment, the pulse bag dust collector 1 can remove impurity dust doped in the powder.
As shown in fig. 1 to 3, as a preferred embodiment of the present invention, the feeding device 5, the conveying device 7 and the metering device 6 are respectively connected to a control system. In the embodiment, the control system can adopt control components such as an AYCT-2000 series instrument developed by Olympic with high precision, the double variable frequency speed regulation is stable in feeding, the constant speed metering is realized, and the metering precision is greatly improved compared with the traditional metering, so that the metering precision and the stability of the powder are solved.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a miropowder balance of high accuracy, constant speed measurement, includes frame and powder storehouse, the powder storehouse is fixed in the frame, its characterized in that still including:
the feeding device is arranged on the rack and connected with one end of the powder bin, and the feeding device is used for conveying powder to the metering device;
the metering device is arranged on the rack and is used for metering powder;
the conveying device is arranged on the rack and connected with one end of the metering device, and the conveying device is used for controlling the conveying of the powder.
2. The high-precision constant-speed metering micro-powder scale according to claim 1, wherein the feeding device comprises a vibrator, a gate valve, a micro-powder scale feeding machine and a rigid impeller, the vibrator is installed on the powder bin, the micro-powder scale feeding machine is connected with one end of the powder bin, the gate valve is installed at the joint of the micro-powder scale feeding machine and the powder bin, and the rigid impeller is installed in the powder bin.
3. The micro-powder scale with high precision and constant-speed metering according to claim 1, wherein the metering device comprises a micro-powder spiral electronic scale, a knuckle bearing lifting hook and a lifting lug, a sensor and the lifting lug are mounted on the micro-powder spiral electronic scale, and the micro-powder spiral electronic scale is connected with the frame and the micro-powder scale feeder through the knuckle bearing lifting hook and the lifting lug.
4. The micro powder scale with high precision and constant metering speed as claimed in claim 1, wherein the conveying device comprises a motor, a coupler, a screw conveying cylinder and a screw shaft, the motor is mounted on the frame, the output end of the motor is rotatably connected with the screw shaft through the coupler, the screw conveying cylinder is provided with a feed inlet and a discharge outlet, the feed inlet is connected with one end of the metering device, and the screw conveying cylinder is fixedly connected with the frame through a lifting rope.
5. The micro powder scale of claim 1, wherein the powder bin is provided with a pulse bag type dust collector and a safety valve.
6. The micro powder scale according to claim 1, wherein the feeding device, the conveying device and the metering device are connected to a control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121245294.6U CN214893595U (en) | 2021-06-04 | 2021-06-04 | High-precision constant-speed metering micro-powder scale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121245294.6U CN214893595U (en) | 2021-06-04 | 2021-06-04 | High-precision constant-speed metering micro-powder scale |
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| Publication Number | Publication Date |
|---|---|
| CN214893595U true CN214893595U (en) | 2021-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121245294.6U Active CN214893595U (en) | 2021-06-04 | 2021-06-04 | High-precision constant-speed metering micro-powder scale |
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| CN (1) | CN214893595U (en) |
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2021
- 2021-06-04 CN CN202121245294.6U patent/CN214893595U/en active Active
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