CN111099359A

CN111099359A - Feeding station

Info

Publication number: CN111099359A
Application number: CN201811255612.XA
Authority: CN
Inventors: 李秋野; 李啸; 张悦; 轩国华
Original assignee: Tianjin Runshu Machinery Co ltd
Current assignee: Tianjin Runshu Machinery Co ltd
Priority date: 2018-10-26
Filing date: 2018-10-26
Publication date: 2020-05-05

Abstract

The invention discloses a feeding station, which comprises a rack (1), a feeding bin (2) and a dust removal fan (3), wherein the feeding bin (2) is positioned above the rack (1), a bin door (21) is arranged on one side of the feeding bin (2), a filter (4) and the dust removal fan (3) are arranged above the feeding bin (2), and a back-blowing air bag (5) is arranged on the side wall of an air chamber formed by an air inlet of the dust removal fan (3) and the filter (4); the inner vibrating screen (71) below the feeding bin (2) is connected with the vibrating motor (8) through a connecting shaft (81) penetrating through the screen frame (7), and the lower end of the screen frame (7) is connected with the conical discharging adapter (9). The upper surface of the frame (1) is provided with an electric cabinet (6), and the dust removal fan (3), the back blowing air bag (5) and the vibrating motor (8) are electrically connected. The feeding station overcomes the problem that dust flies when solid powdery products are fed, and simultaneously reduces or eliminates bridging or blockage in the coating process, thereby improving the feeding efficiency.

Description

Feeding station

Technical Field

The invention relates to the technical field of feeding devices, in particular to a feeding station.

Background

In modern production, the production scale is continuously improved, and the requirement of large-scale intensive production mode cannot be met by simple manual operation. In order to increase the feeding speed of the materials and reduce the working strength of the materials during feeding, the solid powder is mostly fed by adopting automatic equipment such as a feeding station.

When the product of throwing the material is powdered, can have a large amount of dust to fly upward when throwing the material, not only the polluted environment can influence operating personnel healthy moreover, especially chemical industry, trades such as pharmacy, and the powder raw materials of throwing the material is harmful to the human body. The existing feeding station has the problems of unsmooth feeding and uneven feeding, and bridging or blockage easily occurs in the material conveying process, so that the feeding time is long and the efficiency is low.

Disclosure of Invention

The invention aims to provide a feeding station, which overcomes the problem of dust flying during feeding of solid powdery products, reduces or eliminates bridging or blockage in the coating process and improves the feeding efficiency.

In order to solve the technical problem, the invention provides a feeding station which comprises a rack, a feeding bin, a dust removal fan and a vibration motor, wherein the feeding bin is positioned above the rack, a bin door is arranged on one side of the feeding bin, and a feeding platform is arranged below the bin door. The filter is arranged at the upper opening of the feeding bin, the dust removal fan is arranged above the filter, and the back-blowing air bag is arranged on the side wall of an air chamber formed by the air inlet of the dust removal fan and the filter. Throw feed bin lower extreme opening and be connected with the reel, interior sieve that shakes is located inside the reel, interior sieve that shakes is connected with vibrating motor through the connecting axle that runs through the reel. Conical discharging adapter is connected to the reel lower extreme, discharging adapter bottom is passed through the vacuum discharging pipe and is connected with vacuum material loading machine, be provided with the tonifying qi on the vacuum discharging pipe. The upper surface of frame is provided with the electric cabinet, dust exhausting fan, blowback gas package and vibrating motor electric connection.

As a further scheme of the invention: the bottom of the internal vibrating screen is provided with a groined screen support, four support rings are arranged at crossed positions in the groined shape, the support rings are respectively connected with the end face of the bottom of the internal vibrating screen through connecting strips, and the upper surface of each support ring is covered with a silica gel ring. The screen cloth supports the top and is provided with the bottom screen cloth, the bottom screen cloth is fixed along the inner groovy pressfitting that the side screen cloth bottom inside flanging set up. The bottom end face of the internal vibrating screen is evenly provided with four protrusions downwards, the springs are sleeved on the protrusions, welding feet are connected to the lower portions of the springs, and the welding feet are fixed to the inner wall of the screen frame in a welded mode.

As a further scheme of the invention: the mesh size of the bottom screen is 2-20 meshes.

As a further scheme of the invention: the base of the dust removal fan and the upper opening of the feeding bin are fixed in a flange bolt quick-release mode or a welding mode.

As a further scheme of the invention: and a plurality of supporting bars are arranged below the bin door of the feeding bin.

As a further scheme of the invention: and a wind shield is fixedly arranged on one side, facing the bin door, of the upper end surface of the feeding bin.

As a further scheme of the invention: the bin gate is a sealing gate, a handle is arranged above the bin gate, and pneumatic flickers are arranged on two sides of the bin gate.

As a further scheme of the invention: the reel upper end and lower extreme are provided with the sealing ring respectively, and the reel up end is connected through the clamp mode with throwing feed bin lower extreme terminal surface, and terminal surface and ejection of compact adapter up end are also connected through the clamp mode under the reel.

As a further scheme of the invention: the inside broken device that encircles that is provided with of ejection of compact adapter, broken device that encircles includes the broken ware of encircleing of a toper of opening down, broken four metal support bars of ware border evenly distributed, the inside wall welded fastening of support bar and ejection of compact adapter.

Compared with the prior art, the invention has the beneficial effects that:

(1) in the feeding station, under the air exhaust state of the dust removal fan, the inner cavity of the feeding bin obtains a certain negative pressure, and dust generated during feeding is sucked into the filter to be prevented from leaking out of the box body. Thereby effectively avoiding the direct contact between the operator and the flying dust of the material and protecting the health of the operator.

(2) An arch breaking device is arranged in the discharging adapter, so that caking or blockage in the feeding process is effectively avoided. The device is particularly suitable for feeding and screening materials with poor flowability.

(3) The feeding station is an internal vibration type screen, and the noise is low. The bottom is connected with a vacuum feeding machine through an air supplementing valve for supplementing air, so that the solid powder is fed in a fully-sealed manner and conveyed through a pipeline. The bag-type powder conveying device is suitable for unpacking, putting, screening and unloading small bag materials in the pharmaceutical industry, the chemical industry and the food industry, can store powder materials firstly and then convey the powder materials, and effectively improves the conveying capacity.

Drawings

Embodiments of the invention are described in further detail below with reference to the attached drawing figures, wherein:

figure 1 is a side view of a feeding station of the present invention.

Figure 2 is a front view of a feeding station of the present invention.

Fig. 3 is an external structural view of a feeding station of the present invention.

Fig. 4 is a cross-sectional view of the inside and outside of the screen frame of the feeding station of the present invention.

Figure 5 is a top plan view of a screen support of a feeding station of the present invention.

In the figure: 1-frame 2-feeding bin 3-dust removal fan 4-filter 5-back blowing air bag 6-electric cabinet 7-screen frame 8-vibrating motor 9-discharging adapter 11-feeding platform 21-bin gate 22-pneumatic flicking device 23-handle 24-wind screen 25-bag placing bar 71-inner vibrating screen 72-side screen 73-bottom screen 74-spring 75-welding foot 76-screen support 77-silica gel sealing piece 81-connecting shaft 91-air make-up valve 92-vacuum discharging tube 93-arch breaking device 94-supporting bar 761-connecting bar 762-supporting ring

Detailed Description

The technical solution of the present invention is described in detail and fully with reference to the accompanying drawings, it is obvious that the described embodiment is only a specific embodiment of the present invention, and not all embodiments. The following examples are illustrative, not limiting, and are not intended to limit the scope of the invention.

Fig. 1-3 are external structural views of the material feeding station from different angles, according to the invention. The feeding station comprises a rack 1, a feeding bin 2, a dust removal fan 3 and a vibration motor 8, wherein the feeding bin 2 is positioned above the rack 1, a bin door 21 is arranged on one side of the feeding bin 2, and a feeding platform 11 is arranged below the bin door 21. The bin gate 21 is a sealing door, the edge of the inner surface of the bin gate 21 is provided with a silica gel sealing strip, a handle 23 is arranged above the bin gate 21, and pneumatic flickers 22 are arranged on two sides of the bin gate 21.

A filter 4 is arranged at the upper opening of the feeding bin 2, a dust removal fan 3 is arranged above the filter 4, and a back-blowing air bag 5 is arranged on the side wall of an air chamber formed by an air inlet of the dust removal fan 3 and the filter 4. The base of the dust removing fan 3 and the upper opening of the feeding bin 2 are fixed in a flange bolt quick-dismantling mode or a welding mode. A plurality of support bars 94 are arranged below the bin gate 21 of the feeding bin 2, so that the solid powder packaging bag is prevented from directly falling into the bottom screen 73 to cause screen damage during feeding. In addition, the wind shield 24 is fixedly arranged on one side, facing the bin gate 21, of the upper end face of the feeding bin 2, so that the loss of vacuum inside the feeding station during feeding is reduced.

Throw feed bin 2 lower extreme opening and reel 7 and be connected, reel 7 upper end and lower extreme are provided with the sealing ring respectively, and interior sieve 71 that shakes is located inside reel 7, interior sieve 71 that shakes is connected with vibrating motor 8 through the connecting axle 81 that runs through reel 7. The conical discharging adapter 9 is connected to the lower end of the screen frame 7, the bottom of the discharging adapter 9 is connected with a vacuum feeding machine through a vacuum discharging pipe 92, and an aeration valve 91 is arranged on the vacuum discharging pipe 92. 7 up end of reel and throw 2 lower terminal surfaces in feed bin and pass through the clamp mode and connect, and 7 lower terminal surfaces of reel and 9 up ends of ejection of compact adapter also pass through the clamp mode and connect. An arch breaking device is arranged inside the discharging adapter 9 and comprises a conical arch breaking device 93 with a downward opening, four metal supporting bars 94 are uniformly distributed on the edge of the arch breaking device 93, and the supporting bars 94 are welded and fixed with the inner side wall of the discharging adapter 9. The upper surface of frame 1 is provided with electric cabinet 6, dust exhausting fan 3, blowback gas package 5 and vibrating motor 8 electric connection.

As shown in fig. 4 and 5, a # -shaped screen support 76 is disposed at the bottom of the inner vibrating screen 71, four support rings 762 are disposed at intersecting positions of the # -shape, the support rings 762 are connected to the bottom end faces of the inner vibrating screen 71 through connecting strips 761, and the upper surfaces of the support rings 762 are covered with silica gel rings, wherein the silica gel strips are made of food-grade silica gel. The bottom screen 73 is arranged above the screen support 76, and the bottom screen 73 is pressed and fixed along an inner groove formed in an inward flanging at the bottom of the side screen 72. The end face of the bottom of the inner vibrating screen 71 is uniformly provided with four protrusions downwards, the protrusions are sleeved with springs 74, welding feet 75 are connected to the lower portions of the springs 74, and the welding feet 75 are fixedly welded to the inner wall of the screen frame 7.

When the feeding station of the above embodiment is actually used, firstly, the normal operation of each component is checked and ensured, the vacuum discharging pipe 92 on the discharging adapter 9 at the bottom before feeding is connected with the vacuum feeding machine, then the dust removing fan 3 and the vibrating motor 8 are opened, then the handle 23 is pulled, and the bin door 21 is opened under the action of the pneumatic flicking device 22. Solid powder to be fed is poured into the feeding bin 2 through the bin gate 21, then the bin gate 21 is closed, and dust generated in the process enters the filter 4 along with the negative pressure provided by the dust removal fan 3. After the bin gate is closed and works for a period of time, the electric cabinet 6 can be used for starting the back-blowing air bag 5 to back-blow the filter 4, and dust adsorbed on the surface of the filter 4 is removed. The solid powder material enters the discharging adapter 9 under the vibration of the inner vibrating screen 71, is broken through the arch breaking device 93, and is finally discharged from the vacuum discharging pipe 92.

When the feeding station needs to be thoroughly cleaned, the main power supply is turned off, the dust removal fan 3, the filter 4, the inner vibrating screen 71 and the like are taken down, cleaning is started from the top, then cleaning is carried out from the bin gate 21, and the cleaned wastewater is discharged from the bottom vacuum discharge pipe 92. And after the cleaning is finished, drying the inner wall of the equipment by using an air spray gun.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments and can be freely changed within a reasonable range. Other variations within the scope of the knowledge of a person skilled in the art may be made without departing from the spirit of the invention.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single technical solution, and such description is for clarity only, and those skilled in the art should take the description as a whole, and the technical solutions in the embodiments may be combined appropriately to form other real-time manners understood by those skilled in the art.

Claims

1. A feeding station comprises a rack (1), a feeding bin (2), a dust removal fan (3) and a vibration motor (8), and is characterized in that the feeding bin (2) is positioned above the rack (1), a bin door (21) is arranged on one side of the feeding bin (2), and a feeding platform (11) is arranged below the bin door (21); a filter (4) is arranged at the upper opening of the feeding bin (2), a dust removal fan (3) is arranged above the filter (4), and a back-blowing air bag (5) is arranged on the side wall of an air chamber formed by an air inlet of the dust removal fan (3) and the filter (4); an opening at the lower end of the feeding bin (2) is connected with a screen frame (7), an inner vibrating screen (71) is positioned inside the screen frame (7), and the inner vibrating screen (71) is connected with a vibrating motor (8) through a connecting shaft (81) penetrating through the screen frame (7); the lower end of the screen frame (7) is connected with a conical discharging adapter (9), the bottom of the discharging adapter (9) is connected with a vacuum feeding machine through a vacuum discharging pipe (92), and an air compensating valve (91) is arranged on the vacuum discharging pipe (92); the upper surface of the frame (1) is provided with an electric cabinet (6), and the dust removal fan (3), the back blowing air bag (5) and the vibrating motor (8) are electrically connected.

2. The feeding station according to claim 1, characterized in that a # -shaped screen mesh support (76) is arranged at the bottom of the inner vibrating screen (71), four support rings (762) are arranged at the intersection positions of the # -shapes, the support rings (762) are respectively connected with the bottom end face of the inner vibrating screen (71) through connecting strips (761), and the upper surface of each support ring (762) is covered with a silica gel ring; a bottom screen (73) is arranged above the screen support (76), and the bottom screen (73) is pressed and fixed along an inner groove formed in an inward flanging at the bottom of the side screen (72); interior sieve (71) that shakes bottom terminal surface is evenly provided with four archs downwards, spring (74) have been registrated on the arch, spring (74) below is connected with welding foot (75), welding foot (75) and reel (7) inner wall welded fastening.

3. The station according to claim 2, characterized in that the mesh size of the bottom screen (73) is 2-20 mesh.

4. The feeding station according to claim 1, characterized in that the base of the dust removal fan (3) and the upper opening of the feeding bin (2) are fixed in a flange bolt quick-release manner or in a welding manner.

5. The dosing station according to claim 1, characterized in that several support bars (94) are arranged under the door (21) of the dosing bin (2).

6. The charging station according to claim 1, characterized in that a wind screen (24) is fixedly arranged on the upper end face of the charging bin (2) facing the bin gate (21).

7. The feeding station according to claim 1, characterized in that the door (21) is a sealing door, a handle (23) is arranged above the door (21), and pneumatic flickers (22) are arranged on two sides of the door (21).

8. The feeding station according to claim 1, characterized in that the upper end and the lower end of the screen frame (7) are respectively provided with a sealing ring, the upper end surface of the screen frame (7) and the lower end surface of the feeding bin (2) are connected in a clamping manner, and the lower end surface of the screen frame (7) and the upper end surface of the discharging adapter (9) are also connected in a clamping manner.

9. The feeding station according to claim 1, characterized in that an arch breaking device is arranged inside the discharging adapter (9), the arch breaking device comprises a conical arch breaker (93) with a downward opening, four metal support bars (94) are uniformly distributed on the edge of the arch breaker (93), and the support bars (94) are welded and fixed with the inner side wall of the discharging adapter (9).