CN210884332U - High-precision aggregate feeding device - Google Patents
High-precision aggregate feeding device Download PDFInfo
- Publication number
- CN210884332U CN210884332U CN201922025009.9U CN201922025009U CN210884332U CN 210884332 U CN210884332 U CN 210884332U CN 201922025009 U CN201922025009 U CN 201922025009U CN 210884332 U CN210884332 U CN 210884332U
- Authority
- CN
- China
- Prior art keywords
- feeder
- feeding
- weighing
- spiral
- vibration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The utility model relates to the field of stirring equipment, in particular to a high-precision aggregate feeding device, which comprises a material preparing hopper, a spiral feeder, a vibration feeder, a PLC controller and a frequency converter; the material preparation hopper comprises an upper hopper body and a lower hopper body; the spiral feeder comprises a feeding end of the spiral feeder, a discharging end of the spiral feeder and a rotating shaft, and spiral blades are arranged on the rotating shaft; the vibration feeder comprises a feeding end of the vibration feeder and a discharging end of the vibration feeder; the discharge end of the lower hopper body is communicated with the top of the feeding end of the spiral feeder, and the bottom of the feeding end of the spiral feeder is communicated with the top of the feeding end of the vibration feeder. By arranging the double channels and variable-speed feeding, the purpose of quickly feeding in a coarse weighing stage is achieved, the weighing time is saved, in a fine weighing stage, the purpose of slowly and accurately feeding is achieved, the weighing precision is improved, and in combination, the weighing precision is improved while the weighing efficiency is not influenced; the baffle body is arranged, so that the feeding precision of the screw feeder can be improved; the connecting rod is arranged, so that the arching phenomenon of the material is reduced.
Description
Technical Field
The utility model relates to a dispensing equipment field, concretely relates to high accuracy aggregate feeder's technical field of structure.
Background
In the production process, various materials are often required to be weighed and metered according to the formula requirements. The weighing and metering precision generally affects the production quality, and during weighing and metering, except that the weighing sensor has a large influence on weighing and metering, the feeding process of the materials also has an increased influence on weighing and metering, and the weighing and metering precision is generally directly affected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high accuracy aggregate feeder when the measurement of weighing, carries out binary channels, variable speed feed, when not influencing the efficiency of weighing, can improve the precision of the measurement of weighing.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the high-precision aggregate feeding device comprises a material preparing hopper, a spiral feeder, a vibration feeder, a PLC (programmable logic controller) and a frequency converter; the material preparation hopper comprises an upper hopper body and a lower hopper body; the spiral feeder comprises a feeding end of the spiral feeder, a discharging end of the spiral feeder and a rotating shaft, and spiral blades are arranged on the rotating shaft; the vibration feeder comprises a feeding end of the vibration feeder and a discharging end of the vibration feeder; the discharge end of the lower hopper body is communicated with the top of the feeding end of the spiral feeder, and the bottom of the feeding end of the spiral feeder is communicated with the top of the feeding end of the vibration feeder; the discharge end of the spiral feeder and the discharge end of the vibration feeder are both positioned at the same side of the material preparing hopper and are close to each other; the output control end of the PLC controller is electrically connected with the signal input end of the frequency converter, and the driving motor of the screw feeder and the vibration motor of the vibration feeder are respectively and electrically connected with the output control end of the frequency converter.
Furthermore, a blocking body is arranged in the discharge end of the spiral feeder, the bottom and the side edge of the blocking body are respectively and fixedly connected with the inner wall of the spiral feeder, and the top of the blocking body is obliquely arranged towards one side far away from the rotating shaft; the feed inlet of the material guide channel is communicated with the discharge outlet of the discharge end of the spiral feeder, and the discharge outlet of the material guide channel points downwards.
Furthermore, a plurality of connecting rods are arranged on the rotating shaft at the feeding end of the screw feeder, one end of each connecting rod is fixedly connected with the side wall of the rotating shaft, and the other end of each connecting rod is far away from the rotating shaft.
Further, a material cleaning window is arranged on the outer bottom wall of the spiral feeder and close to the blocking body.
Furthermore, an electric cut-off valve is arranged at the discharge end of the vibration feeder and is electrically connected with the output control end of the PLC.
And furthermore, a material level switch is arranged in the lower hopper body and is electrically connected with a signal input end of the PLC.
Furthermore, the lower hopper body, the spiral feeder and the vibration feeder are arranged in the cavity, a dust removal pipe is arranged on the side wall of the cavity, one end of the dust removal pipe is communicated with the inside of the cavity, and the other end of the dust removal pipe is connected with the dust remover.
Compared with the prior art, the utility model discloses can reach one of following beneficial effect at least:
1. through setting up binary channels, variable speed feed to realize carrying out quick feed in the coarse scale stage, save the time of weighing, in the fine scale stage, carry out accurate feed at a slow speed, in order to promote the precision of weighing, combine, when not influencing weighing efficiency, promoted the precision of weighing.
2. The blocking body is arranged, so that the feeding precision of the screw feeder can be improved.
3. Set up the connecting rod, can be at the operation in-process, broken the hunch processing to the material of discharge gate department, promote the feed effect.
4. And a material level switch is arranged, so that the material condition is monitored in real time, and the material is supplemented in time.
5. The cavity is arranged, so that dust pollution in the material weighing process can be reduced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1-preparing a hopper; 11-upper bucket body; 12-lower bucket body; 13-a level switch; 2-a screw feeder; 21-screw feeder feed end; 22-screw feeder discharge end; 23-a rotating shaft; 24-a connecting rod; 25-a material guiding channel; 26-a baffle; 27-material cleaning window; 3-vibrating the feeder; 31-vibration feeder feed end; 32-vibration feeder discharge end; 33-an electric cut-off valve; 4-a cavity; 41-a dust removal pipe; 5-a PLC controller; 6-a frequency converter; 7-weighing hopper; 71-load cell.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1:
as shown in fig. 1, the high-precision granule feeding device comprises a preparation hopper 1, a screw feeder 2, a vibration feeder 3, a PLC controller 5 and a frequency converter 6; the preparation hopper 1 comprises an upper hopper body 11 and a lower hopper body 12; the screw feeder 2 comprises a screw feeder feeding end 21, a screw feeder discharging end 22 and a rotating shaft 23, and a screw blade is arranged on the rotating shaft 23; the vibratory feeder 3 comprises a vibratory feeder feed end 31 and a vibratory feeder discharge end 32; the discharge end of the lower hopper body 12 is communicated with the top of the feeding end 21 of the screw feeder, and the bottom of the feeding end 21 of the screw feeder is communicated with the top of the feeding end 31 of the vibration feeder; the discharge end 22 of the screw feeder and the discharge end 32 of the vibration feeder are both positioned at the same side of the material preparing hopper 1 and are close to each other; the output control end of the PLC 5 is electrically connected with the signal input end of the frequency converter 6, and the driving motor of the screw feeder 2 and the vibration motor of the vibration feeder 3 are respectively and electrically connected with the output control end of the frequency converter 6.
The vibration feeder 3 is an electromagnetic vibration feeder; a weighing hopper 7 is arranged below the discharge end 22 of the screw feeder and the discharge end 32 of the vibration feeder to feed the weighing hopper 7; the bottom of the weighing hopper 7 is provided with a weighing sensor 71, the weighing sensor 71 is an electronic weighing sensor and is used for transmitting a metering signal to the PLC controller 5 for receiving and processing, the PLC controller 5 outputs a control signal after processing according to a signal fed back by the weighing sensor 71, the control signal is processed by the frequency converter 6, and the frequency converter 6 outputs and controls the working power supply frequency of the driving motor of the screw feeder 2 and the working power supply frequency of the vibration motor of the vibration feeder 3 so as to control the working power of the screw feeder 2 and the working power supply frequency of the vibration feeder 3.
During work, materials are placed in the material preparation hopper 1 and fall into the feeding end 21 of the spiral feeder and the feeding end 31 of the vibration feeder from the lower hopper body 12; a rough weighing stage and a fine weighing stage are arranged in the PLC 5, the rough weighing stage is within 90 percent of the weighing capacity, the fine weighing stage is within 90 to 101 percent of the weighing capacity, the vibration feeder 3 is output and controlled by the PLC 5 to feed fast in the rough weighing stage, when the weighing capacity reaches between 80 and 90 percent, the vibration feeder 3 is output and controlled by the PLC 5 to feed slowly, when the weighing capacity reaches above 90 percent, the fine weighing stage is carried out, the vibration feeder 3 is output and controlled by the PLC 5 to stop working, the screw feeder 2 is controlled to work simultaneously, the screw feeder 2 is fed slowly for the weighing hopper 7, along with the lifting of the weighing capacity in the weighing hopper 7, the feeding speed is gradually reduced by the PLC 5 until the weighing sensor 71 detects that the material in the weighing hopper 7 reaches between 99 and 100 percent of the weighing capacity, the screw feeder 2 is controlled by the PLC 5 to stop working, and finishing the weighing and metering of the materials.
The other working mode is as follows: in the rough weighing stage, the PLC 5 controls the vibration feeder 3 and the screw feeder 2 to work simultaneously to feed the weighing hopper 7 quickly, when the fine weighing stage is started, the PLC controls the vibration feeder 3 to stop working, the screw feeder 2 continues to work to feed the weighing hopper 7 slowly, and the rotating speed of the rotating shaft 23 of the screw feeder 2 is gradually reduced along with the increase of the weighing capacity.
Through setting up binary channels, variable speed feed to realize carrying out quick feed in the coarse scale stage, save the time of weighing, in the fine scale stage, carry out accurate feed at a slow speed, in order to promote the precision of weighing, combine, when not influencing weighing efficiency, promoted the precision of weighing.
Example 2:
as shown in fig. 1, the present embodiment optimizes the feed structure for the above embodiment.
In the high-precision aggregate feeding device, a baffle 26 is arranged in the discharge end 22 of the screw feeder, the bottom and the side edge of the baffle 26 are respectively and fixedly connected with the inner wall of the screw feeder 2, and the top of the baffle 26 is obliquely arranged towards one side far away from the rotating shaft 23; the feed inlet of the material guide channel 25 is communicated with the discharge outlet of the discharge end 22 of the screw feeder, and the discharge outlet of the material guide channel 25 points downwards. The baffle 26 is a steel plate, and has the effect of stopping materials in time. As shown in fig. 1, the screw feeder is welded in the inner wall of the discharge end 22 of the screw feeder, and a certain gradient resistance is formed at the discharge port of the discharge end 22 of the screw feeder, so that only in the continuous rotation process of the rotating shaft 23, the helical blade forms an outward thrust to the material to push the material out of the slope to the material guiding channel 25, thereby preventing that, when the driving motor of the screw feeder 2 stops working, the material at the discharge end still has a part of the material falling into the weighing hopper 7 due to the overshoot, and the weighing precision is affected.
Example 3:
as shown in fig. 1, the present embodiment optimizes the arch breaking structure for the above embodiment.
In the high-precision granule feeding device, a plurality of connecting rods 24 are arranged on a rotating shaft 23 positioned at the feeding end 21 of the screw feeder, one end of each connecting rod 24 is fixedly connected with the side wall of the rotating shaft 23, and the other end of each connecting rod is far away from the rotating shaft 23. Connecting rod 24 is the steel pole, and one end welding is on the lateral wall of pivot 23, and connecting rod 24 is the vertical relation with the axis of pivot 23, and when 2 during operations of screw feed ware, pivot 23 drives a plurality of connecting rods 24 simultaneously and rotates, and the material to being located 12 discharge gate departments of lower bucket body and in vibratory feed ware feed end 31 is broken and is encircleed, prevents that the material from piling up the arch camber here, and influences the efficiency of weighing and metering.
Preferably, the connecting rod 24 is provided with a certain length, and when the rotating shaft 23 rotates, one end of the connecting rod 24 can extend into the discharge port of the lower bucket body 12, so as to improve the arch breaking effect.
Example 4:
as shown in fig. 1, the present embodiment optimizes the structure of the screw feeder for the above embodiment.
In the high-precision granule feeding device, a material cleaning window 27 is arranged on the outer bottom wall of the screw feeder 2 and close to the baffle 26. The material cleaning window 27 is a window formed in the bottom wall of the screw feeder 2, and is closed in the normal working process, and when the screw feeder is stopped, the material which cannot be cleaned due to the blocking body 26 and is located in the discharge end 22 of the screw feeder needs to be cleaned out through the cleaning window 27.
Example 5:
as shown in fig. 1, the present embodiment optimizes the feed structure for the above embodiment.
In the high-precision granular material feeding device, an electric shut-off valve 33 is arranged at the discharge end 32 of the vibration feeder, and the electric shut-off valve 33 is electrically connected with the output control end of the PLC 5. When the PLC 5 controls the vibration feeder 3 to stop working, the electric cut-off valve 33 is controlled to be closed at the same time, so that the vibration of the body of the vibration feeder 3 is prevented from causing the falling of materials to influence the control of the weighing precision when the screw feeder 2 works. When the PLC 5 controls the vibration feeder 3 to work, the electric cut-off valve 33 is opened at the same time to carry out vibration feeding.
Example 6:
as shown in fig. 1, the present embodiment optimizes the level detecting structure for the above-described embodiment.
In the high-precision granular material feeding device, a material level switch 13 is arranged in a lower hopper body 12, and the material level switch 13 is electrically connected with a signal input end of a PLC (programmable logic controller) 5. The material level switch 13 is for being applicable to the detector that detects solid particle material level to give PLC controller 5 with detected signal transmission and receive the processing, when the material level is less than the settlement requirement, PLC controller 5 reports to the police and suggests, and the suggestion operation personnel in time carry out the feed supplement, in order to prevent that the material level from crossing when low, influencing the efficiency of feed.
Example 7:
as shown in fig. 1, the present embodiment optimizes the dust removing structure for the above-described embodiment.
In this high accuracy aggregate feeder all set up bucket body 12, screw feeder 2 and vibratory feeder 3 down and cavity 4, set up dust removal pipe 41 on the lateral wall of cavity 4, intercommunication in dust removal pipe 41's one end and the cavity 4, the other end is connected with the dust remover. Cavity 4 is relative sealed cavity, can be made by the steel sheet welding, with screw feed ware 2 and vibratory feed ware 3, weigh and fight 7 setting in cavity 4 to reduce the leakage of raise dust in the operation process, and through the dust remover, inhale away through dust removal pipe 41 with the raise dust and remove dust and handle, in order to promote the result of use of this device.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (7)
1. The high-precision aggregate feeding device comprises a material preparing hopper (1), a spiral feeder (2), a vibration feeder (3), a PLC (programmable logic controller) controller (5) and a frequency converter (6); the material preparing hopper (1) comprises an upper hopper body (11) and a lower hopper body (12); the spiral feeder (2) comprises a feeding end (21) of the spiral feeder, a discharging end (22) of the spiral feeder and a rotating shaft (23), and spiral blades are arranged on the rotating shaft (23); the vibration feeder (3) comprises a feeding end (31) and a discharging end (32) of the vibration feeder; the method is characterized in that: the discharge end of the lower hopper body (12) is communicated with the top of the feeding end (21) of the screw feeder, and the bottom of the feeding end (21) of the screw feeder is communicated with the top of the feeding end (31) of the vibration feeder; the discharge end (22) of the screw feeder and the discharge end (32) of the vibration feeder are both positioned at the same side of the material preparing hopper (1) and are close to each other; the output control end of the PLC (5) is electrically connected with the signal input end of the frequency converter (6), and the driving motor of the screw feeder (2) and the vibration motor of the vibration feeder (3) are respectively and electrically connected with the output control end of the frequency converter (6).
2. A high precision pellet feeding apparatus as claimed in claim 1, wherein: a blocking body (26) is arranged in the discharge end (22) of the spiral feeder, the bottom and the side edge of the blocking body (26) are respectively and fixedly connected with the inner wall of the spiral feeder (2), and the top of the blocking body (26) is obliquely arranged towards one side far away from the rotating shaft (23); the feed inlet of the material guide channel (25) is communicated with the discharge outlet of the discharge end (22) of the screw feeder, and the discharge outlet of the material guide channel (25) points downwards.
3. A high precision pellet feeding apparatus as claimed in claim 2, wherein: a plurality of connecting rods (24) are arranged on the rotating shaft (23) positioned at the feeding end (21) of the screw feeder, one end of each connecting rod (24) is fixedly connected with the side wall of the corresponding rotating shaft (23), and the other end of each connecting rod is far away from the corresponding rotating shaft (23).
4. A high precision pellet feeding apparatus as claimed in claim 2, wherein: and a material cleaning window (27) is arranged on the outer bottom wall of the screw feeder (2) and close to the baffle body (26).
5. A high precision pellet feeding apparatus as claimed in claim 2, wherein: an electric shut-off valve (33) is arranged at the discharge end (32) of the vibration feeder, and the electric shut-off valve (33) is electrically connected with the output control end of the PLC (5).
6. A high precision pellet feeding apparatus as claimed in claim 2, wherein: a material level switch (13) is arranged in the lower hopper body (12), and the material level switch (13) is electrically connected with a signal input end of the PLC (5).
7. A high precision pellet feeding apparatus as claimed in claim 2, wherein: the lower hopper body (12), the spiral feeder (2) and the vibration feeder (3) are arranged in the cavity (4), the side wall of the cavity (4) is provided with a dust removal pipe (41), one end of the dust removal pipe (41) is communicated with the interior of the cavity (4), and the other end of the dust removal pipe is connected with a dust remover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922025009.9U CN210884332U (en) | 2019-11-21 | 2019-11-21 | High-precision aggregate feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922025009.9U CN210884332U (en) | 2019-11-21 | 2019-11-21 | High-precision aggregate feeding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210884332U true CN210884332U (en) | 2020-06-30 |
Family
ID=71329086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922025009.9U Active CN210884332U (en) | 2019-11-21 | 2019-11-21 | High-precision aggregate feeding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210884332U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113819983A (en) * | 2021-10-21 | 2021-12-21 | 安徽天膜科技有限公司 | Water-soluble fertile anti-caking agent adds device with adjustable precision |
-
2019
- 2019-11-21 CN CN201922025009.9U patent/CN210884332U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113819983A (en) * | 2021-10-21 | 2021-12-21 | 安徽天膜科技有限公司 | Water-soluble fertile anti-caking agent adds device with adjustable precision |
| CN113819983B (en) * | 2021-10-21 | 2023-12-22 | 安徽天膜科技有限公司 | Precision-adjustable adding device for water-soluble fertilizer anti-caking agent |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203091390U (en) | Stable innocent treatment device of heavy metal contaminated soil and waste residue | |
| CN210545013U (en) | Automatic feeding device for resin production | |
| CN201296389Y (en) | Powder automatic packaging system | |
| CN202066569U (en) | Automatic measuring device for powdery food material | |
| CN210884332U (en) | High-precision aggregate feeding device | |
| CN208249379U (en) | A kind of double helix feeding device | |
| CN108341276B (en) | Bucket-wheel reclaimer applied to bulk cargo blending operation | |
| CN211389483U (en) | Automatic batching system of concrete mixing plant | |
| CN105366382A (en) | Batching device for uniformly and continuously measuring microscale solid powder and particles | |
| CN210774284U (en) | Material weighing and metering device | |
| CN101100631A (en) | Washing powder automatic producing device based on weightless scale control system | |
| CN210676952U (en) | Magnetic field press title material device | |
| CN209440879U (en) | A kind of quantitative automatic feeding device for steel scrap cooked flake wrapping machine | |
| CN212826719U (en) | Load metering weighing system | |
| CN215824213U (en) | Ladle-to-ladle stream inoculant feeding device | |
| CN205659631U (en) | Automatic dosing machine | |
| CN214288134U (en) | Automatic system for preparing nano energy-absorbing material | |
| CN213842337U (en) | Add inorganic zinc silicate's weighing device for anticorrosive paint | |
| CN210752526U (en) | Automatic control system for sanding, stirring and conveying of manganese-zinc ferrite | |
| CN211616216U (en) | A mix dosing unit for plastic film preparation | |
| CN208732169U (en) | A kind of anti-layered quantitative charging gear | |
| CN211194538U (en) | Automatic weighing and batching equipment for rubber banburying production raw materials | |
| CN210734720U (en) | Manipulator unpacking and weighing system | |
| CN218083454U (en) | Concrete powder metering device | |
| CN203349908U (en) | Material suction type conveying belt weighing machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 454150 Xiliushi Village, Wenxian County, Jiaozuo City, Henan Province Patentee after: Henan Hongxing burden Co., Ltd Address before: 454150 Xiliushi Village, Wenxian County, Jiaozuo City, Henan Province Patentee before: WENXIAN HONGXING SPECIAL FURNACE FACTORY |
|
| CP01 | Change in the name or title of a patent holder |