Pneumatic conveying type automatic feeding device for chemical fiber raw materials

Abstract

The utility model discloses a chemical fiber raw material pneumatic conveying type automatic feeding device in the field of chemical fibers, which comprises a crusher, a discharge port of the crusher is connected with a conveying pipeline, the conveying pipeline comprises a horizontal conveying section, a vertical ascending section and a horizontal batching section, a Roots blower is arranged on the conveying section of the conveying pipeline, and the conveying section of the conveying pipeline is connected with the vertical ascending section. The lower side of the batching section of the conveying pipeline is connected with a plurality of discharging pipes which are distributed at intervals, each discharging pipe is provided with a pneumatic ball valve, an outlet of each discharging pipe is correspondingly provided with a cyclone separator, and a rotary drum is correspondingly arranged below an outlet of each cyclone separator. According to the utility model, the automation of the feeding mode is realized, the labor force is liberated, the labor force for conveying materials is reduced, the raw material proportioning operation step during production is simplified, the time waiting waste is reduced, and the movement and carrying of workers are omitted.

Description

Technical Field

[0001] The utility model belongs to the field of chemical fiber, and particularly relates to an automatic air-conveying feeding device for chemical fiber raw materials. Background Art

[0002] In the prior art, waste silk from the chemical fiber production process is processed into friction material, which is then pushed to a crusher by workers using a feeding cart for crushing. The crushed material is then transported to the fifth floor of the spinning plant by a forklift and put into a rotating drum for drying. This process requires not only forklifts and elevators, but also other personnel to cooperate in the transportation. The production steps are cumbersome and the production efficiency is limited.

[0003] There are the following problems with manual feeding: 1. Waste silk from chemical fiber production is processed into friction material, which is crushed and bagged, and then mixed according to the production task. It is first sent to the first floor of the spinning workshop by forklift, and then transported to the fifth floor of the spinning workshop by elevator. The feeder stacks the materials in different areas according to production needs, which is time-consuming and labor-intensive; 2. When feeding the drum, it is necessary to mix the raw materials and waste silk (friction material) according to the production process requirements, and then carry out secondary mixing according to the production task of each drum, and the production steps are cumbersome; 3. A lot of time is wasted in waiting during the loading, stacking, waiting for the elevator, feeding and other links of the raw materials, and manual handling wastes manpower. Utility Model Content

[0004] The utility model aims to provide an automatic pneumatic feeding device for chemical fiber raw materials, which realizes the automation of the feeding method, liberates the labor force, reduces the manpower for material transportation, simplifies the raw material proportioning operation steps during production, reduces the time waiting waste, and saves the workers' movement and transportation.

[0005] The purpose of the utility model is achieved as follows: a pneumatic automatic feeding device for chemical fiber raw materials, including a crusher, the discharge port of the crusher is connected to a conveying pipeline, the conveying pipeline includes a horizontal conveying section, a vertical ascending section and a horizontal batching section, a Roots blower is arranged on the conveying section of the conveying pipeline, a plurality of discharge pipes distributed at intervals are connected to the lower side of the batching section of the conveying pipeline, each discharge pipe is provided with a pneumatic ball valve, a cyclone separator is arranged corresponding to the outlet of each discharge pipe, and a drum is arranged correspondingly below the outlet of each cyclone separator.

[0006] When the utility model is working, the friction material and the raw material are first put into the crusher for crushing, and then the wind energy generated by the Roots blower is used to transport the raw material to the fifth spinning floor through the conveying pipeline. According to the demand, the pneumatic ball valve on the material conveying pipeline controlling the drum is opened, and the raw material is separated from the air by the cyclone separator, and then the raw material is sent to the drum. The control device of the pneumatic ball valve adopts an electric control method and is placed at the feeding place on the first floor. The feeding worker can control the feeding valve above the drum at the feeding place. Compared with the prior art, the beneficial effect of the utility model is that the production feeding and batching can be completed in the raw material warehouse, and the material is transported to the fifth spinning floor through the pipeline by the blower for feeding. The operation is simple, the waste of manpower is reduced, and the material transportation efficiency is improved.

[0007] As a further improvement of the utility model, an elbow is provided between the conveying section and the ascending section of the conveying pipeline.

[0008] As a further improvement of the utility model, the batching section of the conveying pipeline includes a plurality of branch pipelines connected end to end, an elbow is provided between the first branch pipeline and the ascending section, an oblique tee is provided between any two adjacent branch pipelines, the inclined interface of the oblique tee is connected to the corresponding discharge pipe, an elbow is connected to the end of the terminal branch pipeline, and the lower end of the elbow of the terminal branch pipeline is connected to the discharge pipe. The elbow is a curved pipe, and the curvature radius of the elbow R>8D, D represents the outer diameter of the pipe, and R>8D means that the bending radius of the elbow is greater than 8 times the outer diameter of the curved pipe.

[0009] As a further improvement of the present invention, the angle between the main body axis of the inclined tee and the inclined interface axis is 30°-45°.

[0010] As a further improvement of the present invention, the cyclone separator is arranged vertically. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is the front view of the utility model.

[0012] Figure 2 This is the connection structure diagram of two adjacent branch pipelines.

[0013] Figure 3 It is a schematic diagram of the structure of the elbow.

[0014] Among them, 1 is a crusher, 2 is a conveying pipeline, 3 is a conveying section, 4 is an ascending section, 5 is a batching section, 5a is a branch pipeline, 6 is a Roots blower, 7 is a discharge pipe, 8 is a pneumatic ball valve, 9 is a cyclone separator, 10 is a rotary drum, 11 is an elbow, 12 is an oblique tee, 12a is a main body, and 12b is an inclined interface. DETAILED DESCRIPTION

[0015] like Figure 1-3As shown, an automatic pneumatic feeding device for chemical fiber raw materials comprises a crusher 1, the discharge port of the crusher 1 is connected to a conveying pipe 2, the conveying pipe 2 comprises a horizontal conveying section 3, a vertical ascending section 4 and a horizontal batching section 5, a Roots blower 6 is arranged on the conveying section 3 of the conveying pipe 2, a plurality of discharge pipes 7 distributed at intervals are connected to the lower side of the batching section 5 of the conveying pipe 2, each discharge pipe 7 is provided with a pneumatic ball valve 8, a cyclone separator 9 is arranged corresponding to the outlet of each discharge pipe 7, and the cyclone separator 9 is arranged vertically; a rotating drum 10 is arranged correspondingly below the outlet of each cyclone separator 9.

[0016] An elbow 11 is provided between the conveying section 3 and the ascending section 4 of the conveying pipeline 2 .

[0017] The batching section 5 of the conveying pipeline 2 includes a plurality of branch pipelines 5a connected end to end, an elbow 11 is provided between the head branch pipeline 5a and the ascending section 4, an oblique tee 12 is provided between any two adjacent branch pipelines 5a, the inclined interface 12b of the oblique tee 12 is connected to the corresponding discharge pipe 7, and an elbow 11 is connected to the end of the terminal branch pipeline 5a, and the lower end of the elbow 11 of the terminal branch pipeline 5a is connected to the discharge pipe 7. The elbow 11 is a curved pipe, and the curvature radius of the elbow 11 R>8D, D represents the outer diameter of the pipe, and R>8D means that the bending radius of the elbow 11 is greater than 8 times the outer diameter of the curved pipe. The angle between the axis of the main body 12a of the oblique tee 12 and the axis of the inclined interface 12b is 30°-45°.

[0018] When the utility model is working, the friction material and the raw material are first put into the crusher 1 for crushing, and then the wind energy generated by the Roots blower 6 is used to transport the raw material to the fifth floor of the spinning through the conveying pipeline 2. According to the demand, the pneumatic ball valve 8 on the material conveying pipeline 2 of the control drum 10 is opened, and the raw material and the air are separated by the cyclone separator 9, and then the raw material is sent to the drum 10. The control device of the pneumatic ball valve 8 adopts an electronic control method and is placed at the feeding place on the first floor. The feeding worker can control the feeding valve above the drum 10 at the feeding place. The advantages of the utility model are: the production feeding and batching can be completed in the raw material warehouse, and the fan is used to transport the material to the fifth floor of the spinning through the pipeline for feeding. The operation is simple, the waste of manpower is reduced, and the material transportation efficiency is improved.

[0019] The present invention is not limited to the above-mentioned embodiments. On the basis of the technical solution disclosed in the present invention, technicians in this field can make some substitutions and deformations to some technical features therein according to the disclosed technical content without creative labor, and these substitutions and deformations are all within the protection scope of the present invention.

Claims

1. An automatic pneumatic feeding device for chemical fiber raw materials, comprising a crusher, characterized in that: The discharge port of the crusher is connected to the conveying pipeline, which includes a horizontal conveying section, a vertical rising section and a horizontal batching section. A Roots blower is arranged on the conveying section of the conveying pipeline. A plurality of discharge pipes distributed at intervals are connected to the lower side of the batching section of the conveying pipeline. Each discharge pipe is provided with a pneumatic ball valve. A cyclone separator is arranged corresponding to the outlet of each discharge pipe, and a drum is arranged correspondingly below the outlet of each cyclone separator.

2. The automatic air-feeding device for chemical fiber raw materials according to claim 1 is characterized in that: An elbow is arranged between the conveying section and the ascending section of the conveying pipeline.

3. The automatic air-conveying feeding device for chemical fiber raw materials according to claim 2 is characterized in that: The batching section of the conveying pipeline includes a plurality of branch pipelines connected end to end, an elbow is provided between the head branch pipeline and the ascending section, an oblique tee is provided between any two adjacent branch pipelines, the inclined interface of the oblique tee is connected to the corresponding discharge pipe, an elbow is connected to the end of the terminal branch pipeline, and the lower end of the elbow of the terminal branch pipeline is connected to the discharge pipe.

4. The automatic air-conveying feeding device for chemical fiber raw materials according to claim 3 is characterized in that: The included angle between the main body axis of the oblique tee and the inclined interface axis is 30°-45°.

5. The automatic air-conveying feeding device for chemical fiber raw materials according to any one of claims 1 to 4, characterized in that: The cyclone separator is arranged vertically.

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