High-precision multi-material conveying system

Abstract

The utility model provides a high-precision multi-material conveying system which comprises at least one precise metering module, at least one material storage module, at least one pipeline conveying mechanism, a collector, a control module and a conveying power mechanism. The precise metering module can meter conveyed materials, each material storage module is connected with the corresponding pipeline conveying mechanism, the pipeline conveying mechanisms are connected with the collector, the material storage modules convey the materials to the collector through the pipeline conveying mechanisms, and the collector is connected with the conveying power mechanism. The control module is electrically connected with the accurate metering module, the material storage module, the pipeline conveying mechanism, the collector and the conveying power mechanism. The high-precision multi-material conveying system is simple in structure, an original one-to-one conveying mode is changed into a many-to-one conveying mode by omitting a plurality of transfer tanks, intermediate equipment is reduced, fault points are reduced, and cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of conveying, in particular to a high-precision multi-material conveying system. Background Technique

[0002] With the progress of society and the improvement of people's living standards, the pharmaceutical, food and chemical industries have all developed accordingly. When processing pharmaceutical, food and chemical products, it is necessary to put powdered or granular raw materials into the production line. However, how to accurately and efficiently transport materials is a very important issue. Currently, most powder conveying systems are one-to-one, while in industrial production, there are usually multiple materials that need to be transported. At this time, using the one-to-one mode will make the conveying system extremely bloated; on the one hand, it increases the complexity of the entire system, and on the other hand, it increases the cost of equipment procurement; by means of many-to-one, the structure can be greatly simplified, the equipment can be streamlined, and the cost can be reduced; at the same time, the existing means have low precision, and the utility model can effectively solve the above problems. Summary of the Invention

[0003] Aiming at the deficiencies existing in the prior art, the utility model provides a high-precision multi-material conveying system to solve the problems of complex equipment and low precision in the conveying process caused by one-to-one conveying.

[0004] The technical solution adopted by the utility model is as follows:

[0005] A high-precision multi-material conveying system, wherein: it includes at least one precise metering module, at least one material storage module, at least one pipeline conveying mechanism, a collector, a control module and a conveying power mechanism. Each of the precise metering modules is connected to a material storage module, and the precise metering module can meter the conveyed materials. Each of the material storage modules is connected to the corresponding pipeline conveying mechanism, the pipeline conveying mechanism is connected to the collector, the material storage module transports the materials to the collector through the pipeline conveying mechanism, the collector is connected to the conveying power mechanism, and the control module is electrically connected to the precise metering module, the material storage module, the pipeline conveying mechanism, the collector and the conveying power mechanism respectively.

[0006] Preferably, in the high-precision multi-material conveying system, the precise metering module includes a weigher and a powder flowmeter, and the weigher is connected to the material storage module.

[0007] Preferably, in the high-precision multi-material conveying system, the material storage module includes a first breather, a dust collector, a container and a conveying valve. The first breather and the dust collector are arranged at the top of the container, and the conveying valve is arranged at the bottom of the container.

[0008] Preferably, in the high-precision multi-material conveying system: the pipeline conveying mechanism includes an air supplement module, a breathing valve, a first flexible connector, a transport pipeline, and a stop valve. The air supplement module, the breathing valve, the first flexible connector, and the stop valve are sequentially arranged on the transport pipeline; the transport pipeline is connected to the bottom of the container through the first flexible connector.

[0009] Preferably, in the high-precision multi-material conveying system: the collector includes a backblower, a backblow control valve, and a special-shaped pipe. The backblow control valve is arranged on the pipeline between the backblower and the special-shaped pipe, and the special-shaped pipe is connected to the conveying power mechanism.

[0010] Preferably, in the high-precision multi-material conveying system: the conveying power mechanism 6 includes a feeding device and a power device. The special-shaped pipe is connected to the feeding device through a pipeline, the feeding device is connected to the power device through a pipeline, the power device is further connected to a second breathing apparatus, the feeding device is respectively connected to the second breathing apparatus and an air bag. A first rotary valve and a second rotary valve are sequentially arranged on the pipeline connecting the second breathing apparatus and the power device. The first rotary valve is also arranged on the pipeline connecting the feeding device and the second breathing apparatus. The second rotary valve is also arranged on the pipeline connecting the feeding device and the power device. A control valve is arranged on the pipeline connecting the feeding device and the air bag. A second flexible connector is arranged on the pipeline connecting the special-shaped pipe and the feeding device.

[0011] Preferably, in the high-precision multi-material conveying system: the weighing device is arranged on the container.

[0012] Preferably, in the high-precision multi-material conveying system: the powder flowmeter is installed on the transport pipeline.

[0013] Preferably, in the high-precision multi-material conveying system: a breathing valve, a first flexible connector, and a stop valve are sequentially arranged on the transport pipeline between the air supplement module and the collector.

[0014] Preferably, in the high-precision multi-material conveying system: the control module includes a controller, a wiring harness, a sensor, and an actuator. The controller is electrically connected to the wiring harness, the sensor, and the actuator.

[0015] Advantages of the present utility model:

[0016] (1) The high-precision multi-material conveying system of the present utility model has a simple structure. By omitting multiple intermediate tanks, the original one-to-one conveying method is changed to many-to-one, reducing intermediate equipment, reducing failure points, and lowering costs.

[0017] (2) The high-precision multi-material conveying system of the present utility model realizes full-process control during the transportation process by monitoring quality and flow rate, improving the transportation accuracy.

[0018] (3) The high-precision multi-material conveying system of the present utility model has high applicability: it can adjust the conveying power parameters according to the physical and chemical properties of the materials to ensure the best conveying process. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic structural diagram of the present utility model.

[0020] Figure 2 is Figure 1 a schematic structural diagram of the precise metering module in

[0021] Figure 3 is Figure 1 a schematic structural diagram of the material storage module in

[0022] Figure 4 is Figure 1 a schematic structural diagram of the pipeline conveying mechanism in

[0023] Figure 5 is Figure 1 a schematic structural diagram of the collector in

[0024] Figure 6 is Figure 1 a schematic structural diagram of the control module in

[0025] Figure 7 It is a schematic circuit connection diagram of the high-precision multi-material conveying system of the present utility model.

[0026] DESCRIPTION OF REFERENCE NUMERALS: 1 - precise metering module, 2 - material storage module, 3 - pipeline conveying mechanism, 4 - collector, 5 - control module, 6 - conveying power mechanism, 1-1 - weigher, 1-2 - powder flowmeter, 2-1 - first breather, 2-2 - dust collector, 2-3 - container, 2-4 - conveying valve, 3-1 - air supplement module, 3-2 - breathing valve, 3-3 - first flexible connector, 3-4 - transportation pipeline, 3-5 - stop valve, 4-1 - backblower, 4-2 - backblow control valve, 4-3 - special-shaped pipe, 5-1 - controller, 5-2 - wiring harness, 5-3 - sensor, 5-4 - actuator, 6-1 - feeding device, 6-2 - power device, 6-3 - second breather, 6-4 - air bag, 6-5 - first rotary valve, 6-6 - second rotary valve, 6-7 - control valve. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

[0027] The present utility model will be further described below with reference to the specific drawings and embodiments.

[0028] Such as Figure 1-7As shown in the figure: This embodiment provides a high-precision multi-material conveying system, which includes at least one precise metering module 1, at least one material storage module 2, at least one pipeline conveying mechanism 3, a collector 4, a control module 5, and a conveying power mechanism 6. Each of the precise metering modules 1 is connected to a material storage module 2. The precise metering module 1 can measure the conveyed material. Each of the material storage modules 2 is connected to the corresponding pipeline conveying mechanism 3. The pipeline conveying mechanism 3 is connected to the collector 4. The material storage module 2 conveys the material to the collector 4 through the pipeline conveying mechanism 3. The collector 4 is connected to the conveying power mechanism 6. The control module 5 is electrically connected to the precise metering module 1, the material storage module 2, the pipeline conveying mechanism 3, the collector 4, and the conveying power mechanism 6 respectively.

[0029] The precise metering module 1 includes a weighing device 1-1 and a powder flowmeter 1-2, and the weighing device 1-1 is connected to the material storage module 2.

[0030] The material storage module 2 includes a first breather 2-1, a dust collector 2-2, a container 2-3, and a conveying valve 2-4. The first breather 2-1 and the dust collector 2-2 are arranged at the top of the container 2-3, and the conveying valve 2-4 is arranged at the bottom of the container 2-3.

[0031] The pipeline conveying mechanism 3 includes an air supplement module 3-1, a breathing valve 3-2, a first flexible connector 3-3, a transportation pipeline 3-4, and a stop valve 3-5. The air supplement module 3-1, the breathing valve 3-2, the first flexible connector 3-3, and the stop valve 3-5 are sequentially arranged on the transportation pipeline 3-4. The transportation pipeline 3-4 is connected to the bottom of the container 2-3 through the first flexible connector 3-3.

[0032] The collector 4 includes a back blower 4-1, a back blow control valve 4-2, and a special-shaped pipe 4-3. The back blow control valve 4-2 is arranged on the pipeline between the back blower 4-1 and the special-shaped pipe 4-3. The special-shaped pipe 4-3 is connected to the conveying power mechanism 6.

[0033] The conveying power mechanism 6 includes a feeding device 6-1 and a power device 6-2. The special-shaped pipe 4-3 is connected to the feeding device 6-1 through a pipeline. The feeding device 6-1 is connected to the power device 6-2 through a pipeline. The power device 6-2 is also connected to a second breather 6-3. The feeding device 6-1 is respectively connected to the second breather 6-3 and an air bag 6-4. A first rotary valve 6-5 and a second rotary valve 6-6 are sequentially arranged on the pipeline connecting the second breather 6-3 and the power device 6-2. The first rotary valve 6-5 is also arranged on the pipeline connecting the feeding device 6-1 and the second breather 6-3. The second rotary valve 6-6 is also arranged on the pipeline connecting the feeding device 6-1 and the power device 6-2. A control valve 6-7 is arranged on the pipeline connecting the feeding device 6-1 and the air bag 6-4. A second soft connector 4-4 is arranged on the pipeline connecting the special-shaped pipe 4-3 and the feeding device 6-1. The second breather 6-3 is used to adjust the pressure of the feeding device 6-1, and the air bag 6-4 is used to clean the filter element of the feeding device 6-1.

[0034] The weighing device 1-1 is arranged on the container 2-3; the powder flowmeter 1-2 is arranged on the transportation pipeline 3-4; a breather valve 3-2, a first soft connector 3-3 and a stop valve 3-5 are sequentially arranged on the transportation pipeline 3-4 between the air supplement module 3-1 and the collector 4; the control module 5 includes a controller 5-1, a wiring harness 5-2, a sensor 5-3 and an actuator 5-4.

[0035] The weighing device 1-1 is used to measure the mass of the currently conveyed material; the split flowmeter 1-2 is installed on the pipeline conveying mechanism and can monitor the current material flow rate.

[0036] The first breather 2-1 is installed on the container 2-3 and is used to adjust the pressure of the container 2-3. The dust collector 2-2 is installed on the container 2-3 and is used to remove the dust in the container 2-3. The conveying valve 2-4 is installed at the bottom of the container 2-3 and is used to control the entry and exit of materials; the container 2-3 is used to store materials.

[0037] The air supplement module 3-1 is used to balance the pressure inside the transportation pipeline 3-4, provide conveying gas, and is connected to the breather valve 3-2. The breather valve 3-2 is installed at the rear end of the air supplement module 3-1 and is used to control the gas flow rate in the transportation pipeline 3-4; the first soft connector 3-3 is used to connect the material storage module 2; the stop valve 3-5 is installed at the end of the transportation pipeline 3-4 and is connected to the collector 4, and it can control the type and flow rate of the materials entering the collector 4.

[0038] The special-shaped pipe 4-3 is connected to the conveying power mechanism 6; the backflush control valve 4-2 is installed at one end of the special-shaped pipe 4-3 far from the conveying power mechanism 6. The backflusher 4-1 is connected to the backflush control valve 4-2, and the backflusher 4-1 is used to clean the residual materials in the special-shaped pipe 4-3.

[0039] The conveying power system 6 is used to provide the power for conveying materials, and it can adjust the conveying power according to the types of the conveyed materials. Usually, the power source of the present utility model is one of a Roots blower, a reciprocating air compressor, a screw air compressor, and a vacuum pump.

[0040] The control module includes a controller 5-1, a wiring harness 5-2, a sensor 5-3, and an actuator 5-4. The controller 5-1 is electrically connected to the wiring harness 5-2, the sensor 5-3, and the actuator 5-4.

[0041] When the control module 5 receives a start signal during the operation of the system, the controller 5-1 will reset and check the sensor 5-3 and the actuator 5-4; when the detection is correct, it will start to work; when a problem is detected, an alarm will be issued, the machine startup will be terminated, and it will enter maintenance. The controller 5-1 can be a PLC controller.

[0042] The working process of the present utility model:

[0043] 1. After the system starts, the controller 5-1 determines the current material type, and according to the material type, determines the parameters of the conveying power system 6, including the conveying rate, the feeding time, the air supplement rate, the air pressure, etc.;

[0044] 2. The material enters the conveying pipeline 3-4 from the container 2-3 through the conveying valve 2-4 and the first flexible connector 3-3. At this time, the breathing valve 3-2 and the stop valve 3-5 are opened, and the material enters the special-shaped pipe 4-3 under the push of the conveying power system 6, and the backblower 4-1 and the backblow control valve 4-2 remain closed;

[0045] 3. The weigher 1-1 and the powder flowmeter 1-2 transmit the mass parameters and flow parameters to the control module, and according to the transmitted parameters, adjust the transportation rate in a timely manner to achieve precise control of the material; the control module determines whether the conveying requirements are met. When met, the controller 5-1 transmits a termination signal to the actuator 5-4 through the wiring harness 5-2 to control the closing of the breathing valve 3-2, the stop valve 3-5, and the conveying valve 2-4;

[0046] 4. Then the backblower 4-1 works, the backblow control valve 4-2 is opened, the material in the special-shaped pipe 4-3 is cleaned, the backblower 4-1 is closed, and the backblow control valve 4-2 is closed.

[0047] 5. The dust collector 2-2 works to clean the dust in the container 2-3. After that, the control system 5 repeats the above steps according to the new material.

[0048] Finally, it should be noted that the above specific implementation manners are only used to illustrate the technical solutions of the present utility model rather than to limit them. Although the present utility model has been described in detail with reference to the examples, those of ordinary skill in the art should understand that the technical solutions of the present utility model can be modified or equivalently replaced without departing from the spirit and scope of the technical solutions of the present utility model, and all of them should be covered by the scope of the claims of the present utility model.

Claims

1. A high-precision multi-material conveying system, characterized in that: It includes at least one precise metering module (1), at least one material storage module (2), at least one pipeline conveying mechanism (3), a collector (4), a control module (5) and a conveying power mechanism (6). Each of the precise metering modules (1) is connected to a material storage module (2), and the precise metering module (1) can meter the conveyed material. Each of the material storage modules (2) is connected to a corresponding pipeline conveying mechanism (3), and the pipeline conveying mechanism (3) is connected to the collector (4). The material storage module (2) conveys the material to the collector (4) through the pipeline conveying mechanism (3). The collector (4) is connected to the conveying power mechanism (6), and the control module (5) is electrically connected to the precise metering module (1), the material storage module (2), the pipeline conveying mechanism (3), the collector (4) and the conveying power mechanism (6) respectively.

2. The high-precision multi-material conveying system according to claim 1, wherein: The precise metering module (1) includes a weigher (1-1) and a powder flowmeter (1-2), and the weigher (1-1) is connected to the material storage module (2).

3. The high-precision multi-material conveying system according to claim 1, wherein: The material storage module (2) includes a first breather (2-1), a dust collector (2-2), a container (2-3) and a conveying valve (2-4). The first breather (2-1) and the dust collector (2-2) are arranged at the top of the container (2-3), and the conveying valve (2-4) is arranged at the bottom of the container (2-3).

4. The high-precision multi-material conveying system according to claim 2, wherein: The pipeline conveying mechanism (3) includes a gas supplement module (3-1), a breathing valve (3-2), a first flexible connector (3-3), a transport pipeline (3-4) and a stop valve (3-5). The gas supplement module (3-1), the breathing valve (3-2), the first flexible connector (3-3) and the stop valve (3-5) are arranged in sequence on the transport pipeline (3-4); the transport pipeline (3-4) is connected to the bottom of the container (2-3) through the first flexible connector (3-3).

5. The high-precision multi-material conveying system according to claim 1, characterized in that: The collector (4) includes a backblower (4-1), a backblow control valve (4-2) and a special-shaped pipe (4-3). The backblow control valve (4-2) is arranged on the pipeline between the backblower (4-1) and the special-shaped pipe (4-3), and the special-shaped pipe (4-3) is connected to the conveying power mechanism (6).

6. The high-precision multi-material conveying system according to claim 5, wherein: The conveying power mechanism (6) includes a feeding device (6-1) and a power device (6-2). The special-shaped pipe (4-3) is connected to the feeding device (6-1) through a pipeline. The feeding device (6-1) is connected to the power device (6-2) through a pipeline. The power device (6-2) is also connected to a second breather (6-3). The feeding device (6-1) is respectively connected to the second breather (6-3) and an air bag (6-4). A first rotary valve (6-5) and a second rotary valve (6-6) are sequentially arranged on the pipeline connecting the second breather (6-3) and the power device (6-2). The first rotary valve (6-5) is also arranged on the pipeline connecting the feeding device (6-1) and the second breather (6-3). The second rotary valve (6-6) is also arranged on the pipeline connecting the feeding device (6-1) and the power device (6-2). A control valve (6-7) is arranged on the pipeline connecting the feeding device (6-1) and the air bag (6-4). A second flexible connector (4-4) is arranged on the pipeline connecting the special-shaped pipe (4-3) and the feeding device (6-1).

7. The high-precision multi-material conveying system according to claim 2, wherein: The weighing device (1-1) is arranged on the container (2-3).

8. The high-precision multi-material conveying system according to claim 4, wherein: The powder flowmeter (1-2) is arranged on the transportation pipeline (3-4).

9. The high-precision multi-material conveying system according to claim 4, wherein: A breather valve (3-2), a first flexible connector (3-3) and a stop valve (3-5) are sequentially arranged on the transportation pipeline (3-4) between the air supplement module (3-1) and the collector (4).

10. The high-precision multi-material conveying system according to claim 1, wherein: The control module (5) includes a controller (5-1), a wire harness (5-2), a sensor (5-3) and an actuator (5-4). The controller (5-1) is electrically connected to the wire harness (5-2), the sensor (5-3) and the actuator (5-4).

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