Pipe extrusion feeding system

Abstract

The utility model discloses a pipe extrusion feeding system which comprises a forced pressing part, an auxiliary material feeding part and at least two main material feeding parts, the forced pressing part comprises a blanking pipe, a pressing motor and a pressing screw rod, the pressing screw rod is arranged along the extension direction of the blanking pipe, and the auxiliary material feeding part is arranged on the blanking pipe. The end, with the spiral downward pressing function, of the downward pressing spiral rod is arranged in the discharging pipe, the other end of the downward pressing spiral rod extends out of the discharging pipe to be connected with a downward pressing motor, each main material feeding part and each auxiliary material feeding part are communicated with the discharging pipe through connecting pipes, and the discharging pipe is communicated with a main machine of the pipe extruder. Each main material feeding part comprises a storage bin, a feeding motor and a feeding pump, the storage bins are communicated with the connecting pipes through the feeding pumps, the feeding motors are in transmission connection with the feeding pumps through speed reducers, and therefore the effects that multiple materials are fed at the same time, pipe raw materials are blended according to the proportion, the multiple materials are forcibly mixed and compressed, and the yield of the main machine is improved are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe processing and manufacturing equipment, in particular to a pipe extrusion feeding system. Background Art

[0002] At present, most of the equipment based on the existing technology mixes multiple materials through mixing equipment and then feeds them through a feeder. The mixing equipment occupies a large space and has high manufacturing and operating costs. In addition, its complex structure increases the difficulty of daily cleaning and maintenance, increases the production and operation costs of manufacturers, and indirectly weakens market competitiveness. Utility Model Content

[0003] The utility model aims to provide a pipe extrusion feeding system capable of feeding multiple materials simultaneously.

[0004] In order to solve the above technical problems, a technical solution adopted by the utility model is: to provide a pipe extrusion feeding system, including: a forced downward pressure part, an auxiliary material feeding part and at least two main material feeding parts, the forced downward pressure part includes a feeding pipe, a downward pressure motor and a downward pressure screw rod, the downward pressure screw rod is arranged along the extension direction of the feeding pipe, one end of the downward pressure screw rod with a spiral downward pressure function is arranged in the feeding pipe, and the other end of the downward pressure screw rod extends to the outside of the feeding pipe and is connected with the downward pressure motor, each of the main material feeding part and the auxiliary material feeding part are respectively connected with the feeding pipe, the feeding pipe is connected with the main machine of the pipe extruder, each of the main material feeding part includes a storage bin, a feeding motor and a feeding pump, the storage bin is connected with the feeding pump, and the feeding motor is connected with the feeding pump through a reducer transmission connection.

[0005] By adopting the above technical scheme, each storage bin can be filled with different types of materials, wherein the material types may be granular materials, powder materials and fluffy materials. The feeding motor drives the feeding pump to convey different types of materials to the discharge pipe of the forced downward pressure part, wherein the discharge amount of each material is controlled by controlling the rotation speed of each feeding motor respectively, thereby realizing the proportional mixing of the pipe material. The downward pressure motor drives the downward pressure screw rod, and the various materials are stirred and mixed by the downward pressure screw rod, and the materials are extruded to increase the density of the mixed materials. After being fully mixed and compressed in the discharge pipe, the mixed materials enter the main machine of the pipe extruder.

[0006] The beneficial effects of the utility model are as follows: by setting up multiple main material feeding parts, multiple materials can be fed simultaneously; by adjusting the speed of the feeding motor of each main material feeding part respectively, the pipe raw materials can be mixed in proportion; by the downward pressing screw rod of the forced downward pressing part, forced mixing and compression of multiple materials can be achieved to increase the output of the main machine.

[0007] In some embodiments, the feeding motor is an asynchronous motor, and the speed can be controlled by a frequency converter.

[0008] By adopting the above technical solution, the speed of the asynchronous motor can be adjusted by setting the inverter parameters to achieve on-demand feeding.

[0009] In some embodiments, the feeding pump is a twin-screw pump.

[0010] By adopting the above technical solution, the twin-screw pump pre-extrudes the material to increase the material density, and transports the material to the forced downward pressure part by rotating the two screws. In addition, the twin-screw pump has the characteristics of simple structure, large flow rate, high efficiency, and easy repair and maintenance.

[0011] In some embodiments, each of the main material feeding parts includes a stirring motor and a stirring paddle, one end of the stirring paddle with a stirring function is arranged in the storage bin, and the other end of the stirring paddle extends to the outside of the storage bin and is connected to the stirring motor.

[0012] By adopting the above technical solution, the rotation of the stirring paddle can effectively prevent the material particles from being closely packed together, causing bridging phenomenon and hindering the feeding operation.

[0013] In some embodiments, the auxiliary material feeding section includes a cleaning agent hopper, and the cleaning agent hopper is connected to the feeding pipe.

[0014] By adopting the above technical solution, cleaning agent can be manually added when the equipment is shut down to clean the residual materials in the equipment, so as to facilitate the rapid start of production the next time the equipment is turned on.

[0015] In some embodiments, a fixed bracket is further included, and the fixed bracket is arranged below one of the main material feeding parts.

[0016] By adopting the above technical solution, the pipe extrusion feeding system is stably connected to other equipment through a fixed bracket. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front view of an embodiment.

[0018] Figure 2 It is a top view of an embodiment.

[0019] Figure 3 It is a schematic diagram of the assembly front view of an embodiment.

[0020] Figure 4 It is a schematic top view of an assembly of an embodiment.

[0021] The accompanying drawings are as follows:

[0022] 1. Forced downward pressing part; 11. Connecting pipe; 12. Feeding pipe; 13. Downward pressing motor; 14. Downward pressing screw rod;

[0023] 2. Auxiliary material feeding section; 21. Cleaning agent hopper;

[0024] 3. Main material feeding part; 31. Storage bin; 32. Feeding motor; 33. Feeding pump; 34. Stirring motor; 35. Stirring paddle; 36. Speed ​​reducer;

[0025] 4. Main unit; 5. Fixed bracket. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0027] The directions “up” and “down” in the instructions are the same as those in the attached Figure 1 The directions of "front, back, left, right, top, bottom, inside, outside" and so on mentioned in the text are not absolutely limited and can be adjusted according to the actual placement.

[0028] The following is combined with Figures 1 to 4 The embodiments described below describe the present invention in detail.

[0029] In the embodiment, the pipe extrusion feeding system comprises:

[0030] A forced pressing section 1, an auxiliary material feeding section 2 and two main material feeding sections 3.

[0031] The forced downward pressing part 1 includes three horizontally arranged connecting pipes 11, a vertically arranged feeding pipe 12, an asynchronous motor-type downward pressing motor 13 and a downward pressing screw rod 14. The downward pressing screw rod 14 is arranged downward along the extension direction of the feeding pipe 12. One end of the downward pressing screw rod 14 with the spiral downward pressing function is arranged in the feeding pipe 12, and the other end of the downward pressing screw rod 14 extends to the outside of the feeding pipe 12 and is connected to the horizontally arranged downward pressing motor 13. Each main material feeding part 3 and the auxiliary material feeding part 2 are respectively connected to the feeding pipe 12 through the connecting pipe 11, and the feeding pipe 12 is connected to the pipe extruder main machine 4.

[0032] Each main material feeding part 3 includes a storage bin 31 with a funnel structure, an asynchronous motor type feeding motor 32 and a horizontally arranged twin-screw pump type feeding pump 33. The bottom of the storage bin 31 is connected to the feeding pump 33 through a connecting pipe 11. The feeding motor 32 and the feeding pump 33 are connected through a reducer 36. The twin-screw pump pre-extrudes the material to increase the material density. By setting a frequency converter, the speed of the feeding motor 32 is adjusted to achieve on-demand feeding. The material is transported to the forced downward pressure part 1 by rotating the two screws.

[0033] Each main material feeding part 3 includes a stirring motor 34 and a vertically arranged stirring paddle 35. One end of the stirring paddle 35 with a stirring function is arranged in the storage bin 31, and the other end of the stirring paddle 35 extends to the outside of the storage bin 31 and is connected to the stirring motor 34. The rotation of the stirring paddle 35 can effectively avoid the close accumulation of material particles, the generation of bridging phenomenon, and the obstruction of feeding operation.

[0034] The auxiliary material feeding part 2 includes a cleaning agent hopper 21, which is connected to the feeding pipe 12 through a connecting pipe 11. The cleaning agent can be manually added when the equipment is shut down to clean the residual materials in the equipment, so as to facilitate rapid startup and production next time.

[0035] It should be noted that there is no limit to the number of main material feeding parts 3, and the number of main material feeding parts 3 can be 3, 4, etc. according to actual needs.

[0036] The utility model realizes the simultaneous feeding of multiple materials by setting up multiple main material feeding parts 3, and realizes proportional allocation of pipe raw materials by adjusting the rotation speed of the feeding motor 32 of each main material feeding part 3 respectively, and realizes forced mixing and compression of multiple materials by the downward pressing screw rod of the forced downward pressing part 1 to increase the output of the main machine 4.

[0037] The above description is only an implementation method of the present utility model, and does not limit the patent scope of the present utility model. Any equivalent structure or equivalent process transformation made using the contents of the specification and drawings of the present utility model, or directly or indirectly used in other related technical fields, should be included in the protection scope of the present utility model.

Claims

1. A pipe extrusion feeding system, characterized in that: include: The invention relates to a forced pressing part (1), an auxiliary material feeding part (2) and at least two main material feeding parts (3), wherein the forced pressing part (1) comprises a feeding tube (12), a pressing motor (13) and a pressing screw rod (14), wherein the pressing screw rod (14) is arranged along the extension direction of the feeding tube (12), one end of the pressing screw rod (14) having a spiral pressing function is arranged in the feeding tube (12), and the other end of the pressing screw rod (14) extends to the outside of the feeding tube (12) and contacts the feeding tube (12). The main material feeding section (3) and the auxiliary material feeding section (2) are connected to the downward pressure motor (13), each of the main material feeding section (3) and the auxiliary material feeding section (2) are respectively connected to the discharge pipe (12), and the discharge pipe (12) is connected to the pipe extruder main machine (4). Each of the main material feeding sections (3) includes a storage bin (31), a feeding motor (32) and a feeding pump (33). The storage bin (31) and the feeding pump (33) are connected, and the feeding motor (32) and the feeding pump (33) are connected through a reducer (36).

2. A pipe extrusion feeding system according to claim 1, characterized in that: The feeding motor (32) is an asynchronous motor, and the rotation speed can be controlled by a frequency converter.

3. A pipe extrusion feeding system according to claim 1, characterized in that: The feeding pump (33) is a twin-screw pump.

4. A pipe extrusion feeding system according to claim 1, characterized in that: Each of the main material feeding parts (3) comprises a stirring motor (34) and a stirring paddle (35); one end of the stirring paddle (35) having a stirring function is arranged in the material storage bin (31); the other end of the stirring paddle (35) extends to the outside of the material storage bin (31) and is connected to the stirring motor (34).

5. A pipe extrusion feeding system according to claim 1, characterized in that: The auxiliary material feeding section (2) comprises a cleaning agent hopper (21), and the cleaning agent hopper (21) is connected to the feeding pipe (12).

6. A pipe extrusion feeding system according to claim 1, characterized in that: It also comprises a fixed bracket (5), wherein the fixed bracket (5) is arranged below one of the main material feeding parts (3).

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