CN211920162U

CN211920162U - Vacuum feeding machine

Info

Publication number: CN211920162U
Application number: CN202020508310.5U
Authority: CN
Inventors: 罗伟; 徐宝林
Original assignee: Wuhan Hengdachang Machinery Equipment Co ltd
Current assignee: Wuhan Hengdachang Machinery Equipment Co ltd
Priority date: 2020-04-09
Filing date: 2020-04-09
Publication date: 2020-11-13
Anticipated expiration: 2030-04-09

Abstract

The utility model discloses a feeding device for powder material, which belongs to the technical field of feeding device for powder material, in particular to a vacuum feeding machine, comprising a shell, a bin and a material barrel, wherein the input end of the shell is fixedly connected with the bin, the input end of the bin is fixedly connected with the material barrel, the vacuum feeding machine is started by a controller, the vacuum pump pumps the air in the bin out of vacuum by a filter, so that negative pressure is formed in the bin, due to the pressure difference, a feed pipe connected to the material barrel continuously enters the air, the material enters the feed pipe along with the pressure difference of a pipe orifice and flows to the bin along the feed pipe, when the material falls down, the controller controls a pulse solenoid valve to be opened, compressed air in the air storage tank is rapidly sprayed to the filter along the pipeline, so that the material falls down, then a rotary valve is closed by a controller program, the vacuum feeding machine is automatically started, and the, until the material is completely pumped out, the controllability is strong, and the smooth transfer of the material is convenient.

Description

Vacuum feeding machine

Technical Field

The utility model relates to a material technical field is thrown to powder material, specifically is a vacuum material loading machine.

Background

The vacuum feeder is also called as a vacuum conveyor, and is a dust-free closed pipeline conveying device for conveying particles and powdery materials by means of vacuum suction, and the air pressure difference between vacuum and an environmental space is utilized to form air flow in a pipeline and drive the powdery materials to move, so that the powder conveying is completed. The advanced foreign vacuum technology is introduced in China, is continuously improved and improved, and is widely applied to various light and heavy industrial industries such as chemical industry, pharmacy, food, metallurgy, building materials, agricultural and sideline industries and the like.

The vacuum conveying is pipeline closed conveying, and the conveying mode can avoid dust environmental pollution, improve the working environment, reduce the pollution of the environment and personnel to materials and improve the cleanliness; due to pipeline conveying, the occupied space is small, powder conveying in a narrow space can be completed, and the space of a workshop is attractive and elegant; particularly not limited by the length. Meanwhile, the vacuum feeding machine can reduce the labor intensity of workers and improve the working efficiency; is the first choice for most of powder material conveying modes.

The vacuum feeding machine is mainly used for conveying powder and granular materials, such as bulk drug powder, chemical powder and metal oxide powder; capsules, tablets, pills, snack particles, and the like; it is not suitable for transporting excessively humid, sticky, and heavy materials.

The controllability is relatively poor when using current vacuum material loading machine, has certain drawback to the smooth and easy nature of the transfer of material, has the condition of jam to take place, has influenced work efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vacuum feeding machine to the current vacuum feeding machine who provides in solving above-mentioned background art is relatively poor in controllability when using, has certain drawback to the smooth and easy nature of transfer of material, has the condition emergence of jam, has influenced work efficiency's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a vacuum feeding machine comprises a shell, a bin and a material barrel, wherein the input end of the shell is fixedly connected with the bin, the input end of the bin is fixedly connected with the material barrel, the bottom of an inner cavity of the shell is fixedly connected with a vacuum pump through screws, the top of the shell is fixedly connected with a controller through screws, the top of the shell is connected with a main filter through a flange, the input end of the main filter is connected with an exhaust pipe through a flange, the top of the inner cavity of the bin is fixedly connected with an auxiliary filter through screws, the inner circumferential wall of the bin is fixedly connected with an inner bin through screws, the bottom of the inner bin is movably connected with a rotary valve through a pin shaft, the bottom of the bin is in threaded connection with a discharge pipe, the top of the bin is fixedly connected with an electromagnetic pulse valve and an air storage tank through, the input of feed bin has the inlet pipe through flange joint, the end of inlet pipe passes through flange joint the material bucket.

Preferably, the front side wall of the housing is fixedly connected with a heat dissipation grid through screws.

Preferably, the bottom of the shell is fixedly connected with a bottom plate through screws, and the bottom of the bottom plate is fixedly connected with rollers through screws.

Preferably, the right side wall of the bin is in threaded connection with a breather.

Preferably, the top of the air storage tank is fixedly connected with a pressure regulating valve through a screw.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of vacuum material loading machine, combination application through the accessory, start the vacuum pump through the controller, the vacuum pump passes through the filter with the interior air of feed bin and takes out the vacuum, make its feed bin in form the negative pressure, because of the reason of pressure differential, the inlet pipe that is connected to the material bucket simultaneously is constantly getting into the air, the material can enter into the inlet pipe along with orificial pressure differential, along inlet pipe to feed bin, in the whereabouts of material, controller control pulse solenoid valve opens, compressed air in the gas storage tank then spouts to the filter rapidly along the pipeline, make the material blow off, later the rotary valve is closed to the controller procedure, vacuum material loading machine automatic start, then begin again the foretell material action of taking out, until the material has taken out, strong controllability, the smooth and easy transfer.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is the schematic diagram of the structure of the storage bin of the present invention.

In the figure: 100 outer shell, 110 heat dissipation grid, 120 bottom plate, 130 vacuum pump, 140 controller, 150 main filter, 160 air suction pipe, 200 feed bin, 210 auxiliary filter, 220 breather, 230 outlet pipe, 240 inner bin, 250 rotary valve, 260 electromagnetic pulse valve, 270 air storage tank, 280 pressure regulating valve, 300 material barrel, 310 feed pipe.

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 utility model provides a vacuum feeding machine, which is convenient for increasing the control effect and smooth in feeding by the combined application of accessories, and please refer to fig. 1-2, and comprises a shell 100, a bin 200 and a material barrel 300;

referring to fig. 1 again, the front side wall of the casing 100 has a heat dissipation grid 110, specifically, the front side wall of the casing 100 is fixedly connected with the heat dissipation grid 110 through screws, the bottom of the inner cavity of the casing 100 is fixedly connected with a vacuum pump 130 through screws, the top of the casing 100 is fixedly connected with a controller 140 through screws, the top of the casing 100 is connected with a main filter 150 through a flange, and the input end of the main filter 150 is connected with an exhaust tube 160 through a flange;

referring to fig. 1-2 again, the input end of the bin 200 is fixedly connected to the outer shell 100, specifically, the input end of the outer shell 100 is fixedly connected to the bin 200, the top of the inner cavity of the bin 200 is fixedly connected to the secondary filter 210 through screws, the circumferential inner wall of the bin 200 is fixedly connected to the inner bin 240 through screws, the bottom of the inner bin 240 is movably connected to the rotary valve 250 through a pin shaft, the bottom of the bin 200 is in threaded connection with the discharge pipe 230, the top of the bin 200 is fixedly connected to the electromagnetic pulse valve 260 and the air storage tank 270 through screws, and the top of the bin 200 is connected to the extraction;

referring to fig. 1 again, the top of the material barrel 300 is fixedly connected to the input end of the storage bin 200, specifically, the input end of the storage bin 200 is fixedly connected to the material barrel 300, the input end of the storage bin 200 is connected to the feeding pipe 310 through a flange, and the end of the feeding pipe 310 is connected to the material barrel 300 through a flange;

when the air storage tank is used specifically, before feeding, one end of the air inlet pipe 310 is connected to the storage bin 200, the other end of the air inlet pipe 310 is connected to the material barrel 300, one end of the air exhaust pipe 160 is connected to the top end of the storage bin 200, the other end of the air exhaust pipe is connected to the secondary filter 210, and then compressed air is connected to the pressure regulating valve 280, so that the air storage tank 270 is inflated;

when the material storage bin is operated, the controller 140 starts the vacuum pump 130, the vacuum pump 130 pumps air in the storage bin 200 out of the outlet of the vacuum pump 130 through the main filter 150 and the auxiliary filter 210, so that negative pressure is formed in the storage bin 200, and due to pressure difference, the feeding pipe 310 connected to the material barrel 300 continuously enters air at the same time, at the moment, if the feeding pipe 310 is placed in the material barrel 300, materials enter the feeding pipe 310 along with the pressure difference of the pipe opening and enter the storage bin 200 along the feeding pipe 310;

when the feeding time reaches a set value, the vacuum pump 130 stops pumping air, meanwhile, the program in the controller 140 controls the rotary valve 250 to be opened, the material falls to the lower equipment along the discharge pipe 230, and the discharge pipe 230 is provided with the breather 220, so that the material can smoothly fall when the storage bin 200 is used for blanking;

when the material falls down, the controller 140 controls the pulse solenoid valve 260 to open, the compressed air in the air storage tank 270 is rapidly sprayed to the main filter 150 along the pipeline, so that the material attached to the main filter 150 is blown down, then the controller 140 closes the rotary valve 250 by a program, the vacuum feeding machine is automatically started, the material pumping action is started again, and the control system on the controller 140 is closed until the material is pumped out.

Referring to fig. 1 again, in order to facilitate the movement of the housing 100, specifically, the bottom of the housing 100 is fixedly connected to a bottom plate 120 through screws, and the bottom of the bottom plate 120 is fixedly connected to rollers through screws.

Referring to fig. 2 again, in order to increase the discharging speed of the cartridge 200, in particular, a breather 220 is threadedly connected to the right side wall of the cartridge 200.

Referring to fig. 2 again, in order to control the pressure of the air tank 270, specifically, a pressure regulating valve 280 is fixedly connected to the top of the air tank 270 through a screw.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a vacuum material loading machine which characterized in that: the material storage bin comprises a shell (100), a storage bin (200) and a material barrel (300), wherein the input end of the shell (100) is fixedly connected with the storage bin (200), the input end of the storage bin (200) is fixedly connected with the material barrel (300), the bottom of an inner cavity of the shell (100) is fixedly connected with a vacuum pump (130) through screws, the top of the shell (100) is fixedly connected with a controller (140) through screws, the top of the shell (100) is connected with a main filter (150) through a flange, the input end of the main filter (150) is connected with an air suction pipe (160) through a flange, the top of the inner cavity of the storage bin (200) is fixedly connected with an auxiliary filter (210) through screws, the inner wall of the circumference of the storage bin (200) is fixedly connected with an inner bin (240) through screws, the bottom of the inner bin (240) is movably connected with a rotary valve, screw fixedly connected with electromagnetic pulse valve (260) and gas holder (270) are passed through at the top of feed bin (200), flange joint is passed through at the top of feed bin (200) aspiration tube (160), flange joint is passed through at the input of feed bin (200) has inlet pipe (310), flange joint is passed through at the end of inlet pipe (310) material bucket (300).

2. A vacuum loader as claimed in claim 1, characterized in that: the front side wall of the shell (100) is fixedly connected with a heat dissipation grid (110) through screws.

3. A vacuum loader as claimed in claim 1, characterized in that: the bottom of the shell (100) is fixedly connected with a bottom plate (120) through screws, and the bottom of the bottom plate (120) is fixedly connected with rollers through screws.

4. A vacuum loader as claimed in claim 1, characterized in that: the right side wall of the storage bin (200) is in threaded connection with a breather (220).

5. A vacuum loader as claimed in claim 1, characterized in that: the top of the air storage tank (270) is fixedly connected with a pressure regulating valve (280) through a screw.