CN111645293A

CN111645293A - Liquid continuous feeding machine

Info

Publication number: CN111645293A
Application number: CN202010521507.7A
Authority: CN
Inventors: 张雪蓉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2020-09-11

Abstract

The invention discloses a liquid continuous feeder, which structurally comprises a bottom plate, a first support, a second support, a weightless scale, a third support, a liquid tank, a flow stabilizer, a vacuum suppressor, a variable frequency motor, a Y-shaped filter, a water outlet and a weight feedback speed control system.

Description

Liquid continuous feeding machine

Technical Field

The invention relates to a liquid continuous feeding machine, belonging to the technical field of feeding machines.

Background

In the production of high polymer materials and the research and development of novel high polymer materials, various materials with different proportions are accurately and continuously fed into an extruder set, and the extruder plays a very important role in producing high-quality high polymer materials or researching and developing the success or failure of novel high polymer materials. The material state of the high polymer material is divided into solid state and liquid state, the solid state is divided into powder, granule and small block, and the liquid state is divided into oil agent and water agent. Because of the requirement of the processing technology of the high polymer material, some solid materials need to adopt a forced thrust feeding mode, most liquid materials need to adopt a high-pressure spray feeding mode, and the weight-loss type continuous weighing and metering feeding system is widely applied to the production process of the modified high polymer material needing accurate weighing and metering, and continuously and accurately meters the proportion of the raw materials so as to achieve the aim of producing high-quality products. The weightless continuous weighing and metering feeding system has to be operated safely and reliably and realize the purpose of high-efficiency and accurate control in the industrial production, an industrial computer can be used for carrying out real-time and efficient control on a plurality of metering feeding machines, and the existing liquid continuous feeding machine is not complete and cannot realize uniform and accurate proportioning on liquid materials.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a liquid continuous feeder to solve the existing problems.

In order to achieve the purpose, the invention is realized by the following technical scheme: a liquid continuous feeder structurally comprises a base plate, a first support, a second support, a weightlessness scale, a third support, a liquid tank, a flow stabilizer, a vacuum suppressor, a variable frequency motor, a Y-shaped filter, a water outlet and a weight feedback speed control system, wherein the first support and the second support are respectively fixed on two sides above the base plate, the weightlessness scale is positioned on the base plate and positioned in an inner cavity of the first support, the third support is positioned on the weightlessness scale, the liquid tank is positioned on the third support, the flow stabilizer is positioned on the first support and communicated with the liquid tank through the flow stabilizer, the vacuum suppressor is positioned on one side of the flow stabilizer and communicated with the liquid tank, the variable frequency motor is positioned on the second support, one end of the Y-shaped filter is connected with the variable frequency motor through a pipeline, the other end of the Y-shaped filter is connected with the water outlet through a pipeline, one end of the weight feedback speed control system is communicated with the bottom of the liquid tank, and the other end of the weight feedback speed control system is connected to the pipeline between the Y-shaped filter and the water outlet.

Further, the inner cavity of the liquid tank is provided with a vacuum layer and a heating layer, the vacuum layer is positioned on the inner surface of the liquid tank, and the heating layer is an electric heating sheet.

Further, the flow stabilizer comprises a water inlet, a negative pressure meter, a butterfly valve, a filter and a backflow preventer, wherein the water inlet, the negative pressure meter, the butterfly valve, the filter and the backflow preventer are sequentially connected through a pipeline from top to bottom.

Further, weight feedback speed control system includes signal generator, central controller, power amplifier, trigger circuit, brake circuit, relative speed ware, central controller one end connect in signal generator, just the central controller other end connect in on the power amplifier, trigger circuit with the one end of brake circuit all connect in on the power amplifier, trigger circuit with the other end of brake circuit all connect in on the relative speed ware, relative speed ware connect in between signal generator and the central controller.

Furthermore, cushion pads are arranged below the bottom plate, the number of the cushion pads is four, and each cushion pad is located at the bottom of each corner of the bottom plate.

The invention has the beneficial effects that: the invention utilizes the variable frequency motor, adopts a weight feedback speed control mode, passes through the current stabilizer, the vacuum suppressor and then is externally connected with the special spray gun, realizes uniform and accurate proportioning of the liquid material, utilizes the cushion pad to absorb shock during working, prevents the inaccurate proportioning caused by the shock generated during working, and further increases the proportioning accuracy.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic perspective view of a liquid continuous feeder according to the present invention;

FIG. 2 is a schematic front view of a liquid continuous feeder according to the present invention;

FIG. 3 is a schematic top view of the inner cavity of the liquid tank of the continuous liquid feeder of the present invention;

FIG. 4 is a schematic view of a flow stabilizer of the liquid continuous feeder according to the present invention;

FIG. 5 is a schematic diagram of a weight feedback speed control system of a liquid continuous feeder according to the present invention.

In the figure: the device comprises a bottom plate 1, a first support 2, a second support 3, a weightlessness scale 4, a third support 5, a liquid tank 6, a flow stabilizer 7, a vacuum suppressor 8, a variable frequency motor 9, a Y-shaped filter 10, a water outlet 11, a weight feedback speed control system 12, a cushion pad 13, a vacuum layer 601, a heating layer 602, a water inlet 701, a negative pressure gauge 702, a butterfly valve 703, a filter 704, a backflow preventer 705, a signal generator 1201, a central controller 1202, a power amplifier 1203, a trigger circuit 1204, a brake circuit 1205 and a relative speed device 1206.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Referring to fig. 1-5, the present invention provides a liquid continuous feeder, comprising: the structure of the device comprises a bottom plate 1, a first support 2, a second support 3, a weightlessness scale 4, a third support 5, a liquid tank 6, a flow stabilizer 7, a vacuum suppressor 8, a variable frequency motor 9, a Y-shaped filter 10, a water outlet 11 and a weight feedback speed control system 12, wherein the first support 2 and the second support 3 are respectively fixed at two sides above the bottom plate 1, the weightlessness scale 4 is positioned on the bottom plate 1 and positioned in an inner cavity of the first support 2, the third support 5 is positioned on the weightlessness scale 4, the liquid tank 6 is positioned on the third support 5, the flow stabilizer 7 is positioned on the first support 2 and the flow stabilizer 7 is communicated with the liquid tank 6, the vacuum suppressor 8 is positioned at one side of the flow stabilizer 7 and is communicated with the liquid tank 6, the variable frequency motor 9 is positioned on the second support 3, one end of the Y-shaped filter 10 is connected with the variable frequency motor 9 through a pipeline, y type filter 10 other end pass through the pipeline with delivery port 11 is connected, weight feedback speed control system 12 one end communicate in 6 bottoms of liquid tank, just weight feedback speed control system 12 other end connect in Y type filter 10 with on the pipeline between 11 delivery ports, 6 inner chambers of liquid tank are provided with vacuum layer 601, zone of heating 602, vacuum layer 601 is located 6 internal surfaces of liquid tank, zone of heating 602 is the electrical heating piece, current stabilizer 7 includes water inlet 701, negative pressure table 702, butterfly valve 703, filter 704, backflow preventer 705, water inlet 701, negative pressure table 702, butterfly valve 703, filter 704, backflow preventer 705 from top to bottom loop through the pipe connection, weight feedback speed control system 12 includes signal generator 1201, central controller 1202, power amplifier 1203, trigger circuit 1204, A brake circuit 1205, a relative speed device 1206, one end of the central controller 1202 is connected to the signal generator 1201, the other end of the central controller 1202 is connected to the power amplifier 1203, one ends of the trigger circuit 1204 and the brake circuit 1205 are both connected to the power amplifier 1203, the other ends of the trigger circuit 1204 and the brake circuit 1205 are both connected to the relative speed device 1206, the relative speed device 1206 is connected between the signal generator 1201 and the central controller 1202, a cushion pad 13 is further arranged below the bottom plate 1, four cushion pads 13 are arranged, and each cushion pad 13 is located at the bottom of each corner of the bottom plate 1.

For example, during operation, the weightlessness scale 4 is peeled, the variable frequency motor 9 is turned on, then the liquid source is connected to the water inlet 701, the negative pressure gauge 702 displays pressure in real time, the butterfly valve 703 plays a role in cutting off and throttling, the filter 704 filters the liquid, the backflow preventer prevents backflow, the vacuum suppressor 8 is used for suppressing negative pressure generated in the water supply system and keeping the pressure balance of the tap water pipe network, when the liquid source flows to the liquid tank 6, when the liquid source needs to be heated, the heating layer 602 can be heated, the vacuum layer 601 can enable the heating layer 602 to heat, the outer surface of the liquid tank 6 does not generate heat, then the liquid tank is connected to the water outlet 11 through an external special spray gun, the weight feedback speed control system 12 works, the signal generator 1201 generates signals, and the central controller 1202, the power amplifier 1203, the trigger circuit 1204, the brake circuit 1205 and the relative speed device 1206 respectively start, the weightlessness scale 4 feeds real-time data back to the weight feedback speed control system 12, and then the constant-current stabilizer 7 is combined, so that accurate proportioning of a liquid source is realized, and the buffer cushion 13 prevents large vibration during working, so that inaccurate data are caused.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

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

1. A liquid continuous feeder is characterized in that: the structure of the device comprises a bottom plate (1), a first support (2), a second support (3), a weightlessness scale (4), a third support (5), a liquid tank (6), a current stabilizer (7), a vacuum suppressor (8), a variable frequency motor (9), a Y-shaped filter (10), a water outlet (11) and a weight feedback speed control system (12), wherein the first support (2) and the second support (3) are respectively fixed at two sides above the bottom plate (1), the weightlessness scale (4) is positioned on the bottom plate (1) and positioned in an inner cavity of the first support (2), the third support (5) is positioned on the weightlessness scale (4), the liquid tank (6) is positioned on the third support (5), the current stabilizer (7) is positioned on the first support (2), and the current stabilizer (7) is communicated with the liquid tank (6), vacuum inhibitor (8) are located current stabilizer (7) one side and with liquid jar (6) intercommunication, inverter motor (9) are located on second support (3), Y type filter (10) one end pass through the pipeline with inverter motor (9) are connected, Y type filter (10) other end pass through the pipeline with delivery port (11) are connected, weight feedback speed control system (12) one end communicate in liquid jar (6) bottom, just weight feedback speed control system (12) other end connect in Y type filter (10) with on the pipeline between delivery port (11).

2. A liquid continuous feeder as claimed in claim 1, wherein: the inner cavity of the liquid tank (6) is provided with a vacuum layer (601) and a heating layer (602), the vacuum layer (601) is located on the inner surface of the liquid tank (6), and the heating layer (602) is an electric heating sheet.

3. A liquid continuous feeder as claimed in claim 1, wherein: the flow stabilizer (7) comprises a water inlet (701), a negative pressure meter (702), a butterfly valve (703), a filter (704) and a backflow preventer (705), wherein the water inlet (701), the negative pressure meter (702), the butterfly valve (703), the filter (704) and the backflow preventer (705) are sequentially connected through a pipeline from top to bottom.

4. A liquid continuous feeder as claimed in claim 1, wherein: the weight feedback speed control system (12) comprises a signal generator (1201), a central controller (1202), a power amplifier (1203), a trigger loop (1204), a brake loop (1205) and a relative speed device (1206), wherein one end of the central controller (1202) is connected to the signal generator (1201), the other end of the central controller (1202) is connected to the power amplifier (1203), one ends of the trigger loop (1204) and the brake loop (1205) are connected to the power amplifier (1203), the other ends of the trigger loop (1204) and the brake loop (1205) are connected to the relative speed device (1206), and the relative speed device (1206) is connected between the signal generator (1201) and the central controller (1202).

5. A liquid continuous feeder as claimed in claim 1, wherein: the bottom plate (1) below still is provided with blotter (13), blotter (13) have four and each blotter (13) are located the bottom at each angle of bottom plate (1).