CN219990284U - Multisection type micro powder heating conveyor set - Google Patents

Abstract

The utility model relates to the technical field of micro powder material conveying, in particular to a multi-section micro powder material heating conveyor set, which comprises a high-level conveying mechanism and a low-level conveying mechanism, wherein the high-level conveying mechanism is coaxially connected with the adjacent end of the low-level conveying mechanism, the lower end of the low-level conveying mechanism is a feeding end, the upper end of the high-level conveying mechanism is a discharging end, the upper discharging end of the high-level conveying mechanism is connected with a feeding port of a temporary storage bin at the upstream of a molding press, and the upper end of the low-level conveying mechanism is connected with the lower end of the high-level conveying mechanism through a heat conduction and flow guide part. When the ground micro powder is conveyed and transferred into the high-level molding press, the high-level conveying mechanism and the low-level conveying mechanism are connected in series, so that the effective continuity and the transmission effect of the transmission shaft during long shaft conveying can be effectively ensured, and the high-level conveying mechanism and the low-level conveying mechanism are combined to ensure that the mounting piece is convenient for the mounting of the conveyor.

Description

Multisection type micro powder heating conveyor set

Technical Field

The utility model relates to the technical field of micro powder conveying, in particular to a novel conveying structure capable of realizing heat preservation and heating conveying of micro powder, and especially relates to a multi-section micro powder heating conveying unit.

Background

When a molding press is used to mold graphite micropowder (generally, ultrafine powder having a particle diameter of about 4 μm), it is generally necessary to heat and heat the micropowder in advance to ensure that the micropowder is at a proper temperature when entering the subsequent molding step.

When the micro powder is conveyed, the micro powder on the ground is generally required to be conveyed to a high-level receiving bin for heat preservation and storage, and meanwhile, the micro powder is continuously conveyed to the inside of the molding press for subsequent treatment according to subsequent requirements. At present, in the prior art, a pneumatic powder conveying mode is mainly adopted when powder is conveyed, for example, in the patent document with the patent publication number of CN219173663U, a pneumatic powder conveying device is disclosed, and the main structure of the pneumatic powder conveying device comprises a feeding pipe group which is horizontally arranged, a feeding hose is detachably connected to an input end of the feeding pipe group, the feeding hose is provided with a feeding hole for powder input, and a positioning sleeve is sleeved outside the feeding hose; the discharging pipe group is connected to the powder output end of the feeding pipe, a supporting frame is arranged below the discharging pipe group, and the tail end of the discharging pipe group is used for discharging powder; the fan is connected between the feeding pipe group and the discharging pipe group; the positioning sleeve comprises a movable bottom plate, a sleeve body arranged on the movable bottom plate and a push rod arranged above the sleeve body, and the sleeve body is sleeved on the outer side of the feeding hose in a matching way; the control box is arranged on the sleeve body and is electrically connected with the fan, and a control switch is arranged on the surface of the control box.

It can be seen from the above prior art patent that the powder is mainly conveyed through a feeding hose, a feeding pipe, a discharging pipe group and the like, and is conveyed through a fan in the conveying process, but the conveying speed of the powder in the conveying process is high, the uniform conveying of the powder in a pipeline is difficult to ensure, and the uniform heating of the powder cannot be ensured, so that the powder is not applicable to the heating and heat preservation conveying of a matched molding press.

Therefore, the utility model improves the problem that the powder is difficult to be uniformly conveyed and heated in a heat preservation way in the prior art, and provides a novel conveying structure capable of realizing heat preservation and heating conveying of the micro powder so as to better solve the problems in the prior art.

Disclosure of Invention

The utility model aims to solve one of the technical problems, and adopts the following technical scheme: the multi-section type micro powder heating conveyor set comprises a high-level conveying mechanism and a low-level conveying mechanism, wherein the high-level conveying mechanism is coaxially connected with the adjacent ends of the low-level conveying mechanism, the lower end of the low-level conveying mechanism is a feeding end, the upper end of the high-level conveying mechanism is a discharging end, the feeding end of the lower end of the low-level conveying mechanism is connected with a powder tank on the ground through a multi-way pipeline, the discharging end of the upper part of the high-level conveying mechanism is connected with a feeding port of a temporary storage bin at the upstream of a profiling machine, the upper end of the low-level conveying mechanism is connected with the lower end of the high-level conveying mechanism through a heat conduction and flow guide part, and the lower end of the low-level conveying mechanism and the upper end of the high-level conveying mechanism are respectively connected with a heat conduction oil furnace inside a workshop through oil conduction pipelines.

In any of the above schemes, preferably, the low-level conveying mechanism comprises a low-level inclined conveying cylinder which is obliquely arranged, a low-level outer protecting cylinder is fixedly arranged at the outer side of the low-level inclined conveying cylinder at a coaxial interval, two ends of the low-level inclined conveying cylinder and the low-level outer protecting cylinder are respectively and fixedly connected with each other in a sealing way through the low-level end covers at corresponding positions, a low-level conveying cavity is arranged in the low-level inclined conveying cylinder, a low-level annular heat conducting oil cavity is formed between the outer side wall of the low-level inclined conveying cylinder and the low-level outer protecting cylinder, the lower end cover at the upper part is connected and matched with the bottom end of the high-level conveying mechanism at the corresponding positions, the lower part of the low-level annular heat conducting oil cavity is connected with a heat conducting oil furnace in a workshop through an oil conducting pipeline, and the upper part is connected with the high-level conveying mechanism through the heat conducting and guiding parts;

the low-level conveying cavity is internally provided with a low-level spiral conveying component, the low-level spiral conveying component is connected with the high-level conveying mechanism, and the lower end of the low-level spiral conveying component is connected with a torsion driving piece.

In any of the above schemes, preferably, the high-level conveying mechanism comprises a high-level inclined conveying cylinder fixedly and coaxially connected to the lower end cover at the upper end of the low-level conveying mechanism, high-level outer protective cylinders are fixedly arranged at the outer sides of the high-level inclined conveying cylinder at intervals, the two ends of the high-level inclined conveying cylinder and the two ends of the high-level outer protective cylinders are respectively and fixedly connected through the high-level end cover at the corresponding position, the high-level end cover at the lower part is fixedly connected with the lower end cover at the corresponding position, a high-level conveying cavity is arranged in the high-level inclined conveying cylinder and is communicated with the lower conveying cavity, a high-level annular heat conducting oil cavity is formed between the outer side wall of the high-level inclined conveying cylinder and the high-level outer protective cylinders, and the high-level annular heat conducting oil cavity and the low-level annular heat conducting oil cavity are connected through heat conducting guide components;

the high-order conveying cavity is internally provided with a high-order spiral conveying component, the high-order spiral conveying component is coaxially fixedly connected with the upper end of the low-order spiral conveying component in the low-order conveying mechanism, and the upper end of the high-order spiral conveying component is movably cut and sealed and is arranged in a mounting hole of the high-order end cover at a corresponding position.

In any of the above schemes, preferably, the heat conduction and flow guide component includes a transition oil guide pipe, a pressurizing and flow guide oil pump is installed on the transition oil guide pipe, the lower end of the transition oil guide pipe is communicated with the inside of the low-level annular heat conduction oil cavity and is fixed on the low-level outer casing, and the upper end of the transition oil guide pipe is communicated with the inside of the high-level annular heat conduction oil cavity and is fixed on the high-level outer casing.

In any of the above aspects, it is preferable that a pipe oil pump is mounted on each of the oil pipes.

In any of the above schemes, preferably, the low-level screw conveying assembly includes a low-level screw conveying shaft coaxially arranged with the low-level conveying cavity, the outer side wall of the low-level screw conveying shaft is welded with low-level screw conveying blades, the outer sides of the low-level screw conveying blades are respectively matched with the inner wall of the low-level conveying cavity at the corresponding position, and the lower end of the low-level screw conveying shaft moves and seals the low-level end cover extending to the corresponding position and is connected with the torsion driving piece at the corresponding position.

In any of the above schemes, preferably, the high-level screw conveying assembly includes a high-level screw conveying shaft coaxially arranged with the high-level conveying cavity, the outer side wall of the high-level screw conveying shaft is welded with high-level screw conveying blades, the outer sides of the high-level screw conveying blades are respectively matched with the inner wall of the high-level conveying cavity at the corresponding position, the upper end of the high-level screw conveying shaft moves and seals to penetrate through the high-level end cover at the corresponding position, and the lower end of the high-level screw conveying shaft is fixedly connected with the upper end of the low-level screw conveying shaft through a spline.

In any of the above schemes, preferably, the torque driving member includes a torque conveying motor fixedly arranged, and a motor shaft of the torque conveying motor is coaxially and fixedly connected with the lower end of the low-level screw conveying shaft.

In any of the above schemes, it is preferable that the outer side walls of the low-level outer casing and the high-level outer casing are respectively sprayed with a heat-insulating coating.

Compared with the prior art, the utility model has the following beneficial effects:

1. when the ground micro powder is conveyed and transferred into the high-level molding press, the high-level conveying mechanism and the low-level conveying mechanism are adopted in a multi-section serial connection mode, so that the effective continuity and the transmission effect of the transmission shaft during long shaft conveying can be effectively ensured, the high-level conveying mechanism and the low-level conveying mechanism are combined to ensure that the mounting piece is convenient for the mounting of the conveyor, and the mounting and combining difficulty in a narrow space of a workshop is reduced.

2. The high-order conveying mechanism and the low-order conveying mechanism can realize the quick and stable conveying of the internal micro powder in the working process of the high-order conveying mechanism, and simultaneously can realize that the micro powder can be uniformly conveyed at a low speed by adopting spiral stable conveying in the conveying process, and can be contacted with a low-order inclined conveying cylinder and a high-order inclined conveying cylinder at the outer side during conveying, so that the internal micro powder can be stably heated in the pre-conveying process, the heating and heat preservation treatment of the micro powder can be finished before the micro powder is conveyed to the high-order conveying position, and the heated micro powder can be timely conveyed to a high-order receiving bin for heat preservation storage, so that the micro powder is convenient to be directly used for a profiling process.

3. The heat conduction oil in the low-level annular heat conduction oil cavity and the high-level annular heat conduction oil cavity can circulate with the high Wen Youye inside the heat conduction oil furnace in the workshop in the two pipeline oil conduction oil pumps and the pressurizing and guiding oil pump, so that the temperature of the heat conduction oil is ensured, and the heating effect of the micro powder in the workshop is ensured.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or features are generally identified by like reference numerals throughout the drawings. In the drawings, the elements or components are not necessarily drawn to scale.

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic cross-sectional view of the present utility model.

Fig. 3 is a schematic view of the partial cross-sectional structure of fig. 2.

In the figure, 1, a high-level conveying mechanism; 2. a low-level conveying mechanism; 3. a feed end; 4. a discharge end; 5. a temporary storage bin; 6. an oil guide pipeline; 7. a conduction oil furnace; 8. a low-level inclined feeding cylinder; 9. a low-position outer protective cylinder; 10. a low end cover; 11. a low-level conveying cavity; 12. a low-level annular heat conducting oil cavity; 13. a high-level inclined feeding cylinder; 14. a high-position outer protective cylinder; 15. a high-level end cover; 16. a high-level conveying cavity; 17. high-order annular heat conduction oil cavity; 18. a transition oil guide pipe; 19. a pressurized diversion oil pump; 20. a pipeline oil guide pump; 21. a low-level screw conveying shaft; 22. low-level spiral conveying blades; 23. a high-order screw conveying shaft; 24. high-order spiral conveying blades; 25. a spline; 26. a torque force conveying motor.

Detailed Description

Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model. The specific structure of the utility model is shown in fig. 1-3.

Example 1: the multi-section type micro powder heating conveyor set comprises a high-level conveying mechanism 1 and a low-level conveying mechanism 2, wherein the high-level conveying mechanism 1 is coaxially connected with the adjacent end of the low-level conveying mechanism 2, the lower end of the low-level conveying mechanism 2 is a feeding end 3, the upper end of the high-level conveying mechanism 1 is a discharging end 4, the feeding end 3 at the lower end of the low-level conveying mechanism 2 is connected with a powder tank on the ground through a multi-way pipeline, the discharging end 4 at the upper part of the high-level conveying mechanism 1 is connected with a feeding port of a temporary storage bin 5 at the upstream of a molding press, the upper end of the low-level conveying mechanism 2 is connected with the lower end of the high-level conveying mechanism 1 through a heat conduction and flow guide part, and the lower end of the low-level conveying mechanism 2 and the upper end of the high-level conveying mechanism 1 are respectively connected with a heat conduction oil furnace 7 inside a workshop through oil conduction pipeline 6. When the whole multi-section type micro powder heating conveyor set works, micro powder entering the ground at the lower part can be effectively and timely conveyed at a high position, the torsion driving part can be controlled to effectively convey the micro powder in the whole high-position conveying mechanism 1 and the low-position conveying mechanism 2 in the conveying process, and meanwhile, the rotation speed of the torsion driving part can be controlled in the conveying process to effectively control the conveying speed; the micro powder materials in the conveying process can be effectively controlled to be uniformly heated, the micro powder materials in the conveying process from low level to high level are effectively heated, the micro powder materials in the temporary storage bin 5 fed into the downstream are guaranteed to reach the required temperature, and meanwhile, the heat conduction oil furnace 7 configured in the workshop mainly achieves the purpose of providing heating energy for the whole unit.

In any of the above schemes, it is preferable that the low-level conveying mechanism 2 includes a low-level inclined conveying cylinder 8 that is obliquely arranged, a low-level outer protecting cylinder 9 is fixedly arranged at an outer side of the low-level inclined conveying cylinder 8 at a coaxial interval, two ends of the low-level inclined conveying cylinder 8 and the low-level outer protecting cylinder 9 are respectively and fixedly connected in a sealing manner through the low-level end covers 10 at corresponding positions, a low-level conveying cavity 11 is arranged in the low-level inclined conveying cylinder 8, a low-level annular heat conducting oil cavity 12 is formed between an outer side wall of the low-level inclined conveying cylinder 8 and the low-level outer protecting cylinder 9, the low-level end covers 10 at an upper portion are connected and matched with a bottom end of the high-level conveying mechanism 1 at corresponding positions, a lower portion of the low-level annular heat conducting oil cavity 12 is connected with an internal heat conducting oil furnace 7 through an oil conducting pipeline 6, and an upper portion is connected with the high-level conveying mechanism 1 through the heat conducting guide component; a low-level spiral conveying component is arranged in the low-level conveying cavity 11 and connected with the high-level conveying mechanism 1, and the lower end of the low-level spiral conveying component is connected with a torsion driving piece. The low-level conveying mechanism 2 is located at the lower part, and mainly drives the low-level spiral conveying assembly to rotate in the low-level conveying cavity 11 of the low-level inclined conveying cylinder 8 along with the operation of the torque driving piece, and simultaneously drives micro powder conveyed in by the lower feed inlet to be conveyed in a spiral mode.

In any of the above solutions, preferably, the high-level conveying mechanism 1 includes a high-level inclined conveying cylinder 13 fixedly and coaxially connected to the low-level end cover 10 at the upper end of the low-level conveying mechanism 2, a high-level outer protecting cylinder 14 is fixedly arranged at an outer side of the high-level inclined conveying cylinder 13 at a coaxial interval, two ends of the high-level inclined conveying cylinder 13 and two ends of the high-level outer protecting cylinder 14 are respectively and fixedly connected through high-level end covers 15 at corresponding positions, the high-level end cover 15 at the lower part is fixedly connected with the low-level end cover 10 at corresponding positions, a high-level conveying cavity 16 is arranged in the high-level inclined conveying cylinder 13, the high-level conveying cavity 16 is communicated with the low-level conveying cavity 11, a high-level annular heat conducting oil cavity 17 is formed between an outer side wall of the high-level inclined conveying cylinder 13 and the high-level outer protecting cylinder 14, and the high-level annular heat conducting oil cavity 17 is connected with the low-level annular heat conducting oil cavity 12 through a heat conducting guide member; the high-level conveying cavity 16 is internally provided with a high-level spiral conveying component, the high-level spiral conveying component is coaxially fixedly connected with the upper end of the low-level spiral conveying component in the low-level conveying mechanism 2, and the upper end of the high-level spiral conveying component is movably cut and sealed and arranged in a mounting hole of the high-level end cover 15 at a corresponding position. The high-level conveying mechanism 1 is located at the lower part and mainly drives the high-level spiral conveying assembly to rotate in the high-level conveying cavity 16 of the high-level inclined conveying cylinder 13 along with the operation of the low-level spiral conveying assembly, and simultaneously drives the micro powder conveyed in by the lower-level conveying cavity 11 to be conveyed in a spiral mode.

In any of the above solutions, it is preferable that the heat conduction and flow guiding component includes a transition oil guiding pipe 18, a boost flow guiding oil pump 19 is installed on the transition oil guiding pipe 18, a lower end of the transition oil guiding pipe 18 is communicated with the inside of the low-level annular heat conduction oil cavity 12 and is fixed on the low-level outer casing 9, and an upper end of the transition oil guiding pipe is communicated with the inside of the high-level annular heat conduction oil cavity 17 and is fixed on the high-level outer casing 14. When the heat conduction and flow guide component works, the transition oil guide pipe 18 can be used for communicating the low-level annular heat conduction oil cavity 12 with the high-level annular heat conduction oil cavity 17, and meanwhile, in the transition process, the low-level heat conduction oil can be guided to the high level through the pressurizing and flow guide oil pump 19, so that the quick flow guide of the heat conduction oil is ensured.

In any of the above solutions, it is preferable that the low-level screw conveying assembly includes a low-level screw conveying shaft 21 coaxially disposed with the low-level conveying cavity 11, a low-level screw conveying blade 22 is welded on an outer side wall of the low-level screw conveying shaft 21, an outer side of each low-level screw conveying blade 22 is respectively matched with an inner wall of the low-level conveying cavity 11 at a corresponding position, and a lower end of the low-level screw conveying shaft 21 is movably and hermetically extended to the low-level end cap 10 at the corresponding position and is connected with the torsion driving member at the corresponding position. The low-order screw conveying assembly is powered by the torsion driving piece connected with the low-order screw conveying assembly when in operation, when the torsion driving piece rotates, the corresponding low-order screw conveying shaft 21 can be driven to rotate, and meanwhile, when the torsion driving piece rotates, the low-order screw conveying blades 22 on the torsion driving piece can be driven to rotate, so that the purpose of screw conveying is achieved.

In any of the above solutions, it is preferable that the high-level screw conveying assembly includes a high-level screw conveying shaft 23 coaxially disposed with the high-level conveying cavity 16, high-level screw conveying blades 24 are welded on an outer side wall of the high-level screw conveying shaft 23, an outer side of each high-level screw conveying blade 24 is respectively matched with an inner wall of the high-level conveying cavity 16 at a corresponding position, an upper end of the high-level screw conveying shaft 23 is movable and penetrates through the high-level end cover 15 at the corresponding position in a sealing manner, and a lower end of the high-level screw conveying shaft 23 is fixedly connected with an upper end of the low-level screw conveying shaft 21 through a spline 25. The high-order screw conveying assembly realizes following synchronous transmission by being connected with the low-order screw conveying assembly, when the low-order screw conveying assembly runs, the corresponding high-order screw conveying shaft 23 is driven to rotate, so that the purpose of driving the corresponding high-order screw conveying blades 24 to rotate is achieved, when the high-order screw conveying blades 24 rotate, micro powder entering the high-order screw conveying cavity 16 can be driven to continue to carry out upward screw conveying, and finally, the micro powder is led out to a feed inlet of a downstream temporary storage bin 5 through a discharge end 4.

In any of the above embodiments, it is preferable that the torque driving member includes a torque transmission motor 26 fixedly disposed, and a motor shaft of the torque transmission motor 26 is coaxially and fixedly connected to a lower end of the low-level screw transmission shaft 21. The torque conveyor motor 26 here employs a speed-adjustable large torque motor that ensures that efficient rotation is achieved during conveyance.

Example 2: the multi-section type micro powder heating conveyor set comprises a high-level conveying mechanism 1 and a low-level conveying mechanism 2, wherein the high-level conveying mechanism 1 is coaxially connected with the adjacent end of the low-level conveying mechanism 2, the lower end of the low-level conveying mechanism 2 is a feeding end 3, the upper end of the high-level conveying mechanism 1 is a discharging end 4, the feeding end 3 at the lower end of the low-level conveying mechanism 2 is connected with a powder tank on the ground through a multi-way pipeline, the discharging end 4 at the upper part of the high-level conveying mechanism 1 is connected with a feeding port of a temporary storage bin 5 at the upstream of a molding press, the upper end of the low-level conveying mechanism 2 is connected with the lower end of the high-level conveying mechanism 1 through a heat conduction and flow guide part, and the lower end of the low-level conveying mechanism 2 and the upper end of the high-level conveying mechanism 1 are respectively connected with a heat conduction oil furnace 7 inside a workshop through oil conduction pipeline 6.

In any of the above schemes, it is preferable that the low-level conveying mechanism 2 includes a low-level inclined conveying cylinder 8 that is obliquely arranged, a low-level outer protecting cylinder 9 is fixedly arranged at an outer side of the low-level inclined conveying cylinder 8 at a coaxial interval, two ends of the low-level inclined conveying cylinder 8 and the low-level outer protecting cylinder 9 are respectively and fixedly connected in a sealing manner through the low-level end covers 10 at corresponding positions, a low-level conveying cavity 11 is arranged in the low-level inclined conveying cylinder 8, a low-level annular heat conducting oil cavity 12 is formed between an outer side wall of the low-level inclined conveying cylinder 8 and the low-level outer protecting cylinder 9, the low-level end covers 10 at an upper portion are connected and matched with a bottom end of the high-level conveying mechanism 1 at corresponding positions, a lower portion of the low-level annular heat conducting oil cavity 12 is connected with an internal heat conducting oil furnace 7 through an oil conducting pipeline 6, and an upper portion is connected with the high-level conveying mechanism 1 through the heat conducting guide component;

a low-level spiral conveying component is arranged in the low-level conveying cavity 11 and connected with the high-level conveying mechanism 1, and the lower end of the low-level spiral conveying component is connected with a torsion driving piece.

The low-level conveying mechanism 2 is located at the lower part, and mainly drives the low-level spiral conveying assembly to rotate in the low-level conveying cavity 11 of the low-level inclined conveying cylinder 8 along with the operation of the torque driving piece, and simultaneously drives micro powder conveyed in by the lower feed inlet to be conveyed in a spiral mode.

In any of the above solutions, preferably, the high-level conveying mechanism 1 includes a high-level inclined conveying cylinder 13 fixedly and coaxially connected to the low-level end cover 10 at the upper end of the low-level conveying mechanism 2, a high-level outer protecting cylinder 14 is fixedly arranged at an outer side of the high-level inclined conveying cylinder 13 at a coaxial interval, two ends of the high-level inclined conveying cylinder 13 and two ends of the high-level outer protecting cylinder 14 are respectively and fixedly connected through high-level end covers 15 at corresponding positions, the high-level end cover 15 at the lower part is fixedly connected with the low-level end cover 10 at corresponding positions, a high-level conveying cavity 16 is arranged in the high-level inclined conveying cylinder 13, the high-level conveying cavity 16 is communicated with the low-level conveying cavity 11, a high-level annular heat conducting oil cavity 17 is formed between an outer side wall of the high-level inclined conveying cylinder 13 and the high-level outer protecting cylinder 14, and the high-level annular heat conducting oil cavity 17 is connected with the low-level annular heat conducting oil cavity 12 through a heat conducting guide member;

the high-level conveying cavity 16 is internally provided with a high-level spiral conveying component, the high-level spiral conveying component is coaxially fixedly connected with the upper end of the low-level spiral conveying component in the low-level conveying mechanism 2, and the upper end of the high-level spiral conveying component is movably cut and sealed and arranged in a mounting hole of the high-level end cover 15 at a corresponding position.

The high-level conveying mechanism 1 is located at the lower part and mainly drives the high-level spiral conveying assembly to rotate in the high-level conveying cavity 16 of the high-level inclined conveying cylinder 13 along with the operation of the low-level spiral conveying assembly, and simultaneously drives the micro powder conveyed in by the lower-level conveying cavity 11 to be conveyed in a spiral mode.

In any of the above solutions, it is preferable that the heat conduction and flow guiding component includes a transition oil guiding pipe 18, a boost flow guiding oil pump 19 is installed on the transition oil guiding pipe 18, a lower end of the transition oil guiding pipe 18 is communicated with the inside of the low-level annular heat conduction oil cavity 12 and is fixed on the low-level outer casing 9, and an upper end of the transition oil guiding pipe is communicated with the inside of the high-level annular heat conduction oil cavity 17 and is fixed on the high-level outer casing 14.

When the heat conduction and flow guide component works, the transition oil guide pipe 18 can be used for communicating the low-level annular heat conduction oil cavity 12 with the high-level annular heat conduction oil cavity 17, and meanwhile, in the transition process, the low-level heat conduction oil can be guided to the high level through the pressurizing and flow guide oil pump 19, so that the quick flow guide of the heat conduction oil is ensured.

In any of the above embodiments, it is preferable that a line oil pump 20 is attached to each of the oil guide lines 6.

When the pipeline oil guide oil pump works, the purpose of increasing the conveying power is mainly achieved, and the effective conveying of the heat-conducting oil is ensured.

In any of the above solutions, it is preferable that the low-level screw conveying assembly includes a low-level screw conveying shaft 21 coaxially disposed with the low-level conveying cavity 11, a low-level screw conveying blade 22 is welded on an outer side wall of the low-level screw conveying shaft 21, an outer side of each low-level screw conveying blade 22 is respectively matched with an inner wall of the low-level conveying cavity 11 at a corresponding position, and a lower end of the low-level screw conveying shaft 21 is movably and hermetically extended to the low-level end cap 10 at the corresponding position and is connected with the torsion driving member at the corresponding position.

The low-order screw conveying assembly is powered by the torsion driving piece connected with the low-order screw conveying assembly when in operation, when the torsion driving piece rotates, the corresponding low-order screw conveying shaft 21 can be driven to rotate, and meanwhile, when the torsion driving piece rotates, the low-order screw conveying blades 22 on the torsion driving piece can be driven to rotate, so that the purpose of screw conveying is achieved.

In any of the above solutions, it is preferable that the high-level screw conveying assembly includes a high-level screw conveying shaft 23 coaxially disposed with the high-level conveying cavity 16, high-level screw conveying blades 24 are welded on an outer side wall of the high-level screw conveying shaft 23, an outer side of each high-level screw conveying blade 24 is respectively matched with an inner wall of the high-level conveying cavity 16 at a corresponding position, an upper end of the high-level screw conveying shaft 23 is movable and penetrates through the high-level end cover 15 at the corresponding position in a sealing manner, and a lower end of the high-level screw conveying shaft 23 is fixedly connected with an upper end of the low-level screw conveying shaft 21 through a spline 25.

The high-order screw conveying assembly realizes following synchronous transmission by being connected with the low-order screw conveying assembly, when the low-order screw conveying assembly runs, the corresponding high-order screw conveying shaft 23 is driven to rotate, so that the purpose of driving the corresponding high-order screw conveying blades 24 to rotate is achieved, when the high-order screw conveying blades 24 rotate, micro powder entering the high-order screw conveying cavity 16 can be driven to continue to carry out upward screw conveying, and finally, the micro powder is led out to a feed inlet of a downstream temporary storage bin 5 through a discharge end 4.

In any of the above embodiments, it is preferable that the torque driving member includes a torque transmission motor 26 fixedly disposed, and a motor shaft of the torque transmission motor 26 is coaxially and fixedly connected to a lower end of the low-level screw transmission shaft 21.

The torque conveyor motor 26 here employs a speed-adjustable large torque motor that ensures that efficient rotation is achieved during conveyance.

In any of the above embodiments, it is preferable that a thermal insulation coating is sprayed on the outer side walls of the low-level outer casing 9 and the high-level outer casing 14, respectively.

The heat insulation coating arranged in the heat insulation coating can effectively reduce the heat dissipation in the low-position outer protective cylinder 9 and the high-position outer protective cylinder 14, and effectively ensure the heat insulation effect of the heat conduction oil during internal heating.

The specific working principle is as follows:

the high-level conveying mechanism 1 and the low-level conveying mechanism 2 in the utility model adopt a coaxial connection and serial connection mode, and can realize timely and effective high-level conveying of micro powder entering from the ground at the lower part when the whole multi-section micro powder heating conveyor set works.

The torsion driving part is controlled in the conveying process, so that the micro powder in the whole high-level conveying mechanism 1 and the low-level conveying mechanism 2 can be effectively conveyed, and meanwhile, the conveying speed can be effectively controlled by controlling the rotating speed of the torsion driving part in the conveying process.

The micro powder materials in the conveying process can be effectively controlled to be uniformly heated, the micro powder materials in the conveying process from low level to high level are effectively heated, the micro powder materials in the temporary storage bin 5 fed into the downstream are guaranteed to reach the required temperature, and meanwhile, the heat conduction oil furnace 7 configured in the workshop mainly achieves the purpose of providing heating energy for the whole unit. Specifically, the high-temperature heat conduction oil is kept in the low-level annular heat conduction oil cavity 12 at all times, so that the side wall of the low-level inclined feed conveying cylinder 8 is heated, the micro powder in the low-level annular heat conduction oil cavity is driven to be uniformly conveyed in the heating process, the micro powder can be better contacted with the inner wall of the low-level conveying cavity 11 in the conveying process by spiral conveying, and uniform heating is guaranteed; the high-level annular heat conduction oil cavity 17 is internally provided with heat conduction oil with high temperature constantly, so that the side wall of the high-level inclined material conveying cylinder 13 is heated, and micro powder materials at the high part are driven to be uniformly conveyed in the heating process, and the micro powder materials can be better contacted with the inner wall of the high-level conveying cavity 16 in the conveying process by spiral conveying, so that uniform heating is ensured.

When the high-level spiral conveying blade 24 rotates, the micro powder entering the high-level conveying cavity 16 can be driven to continue to be conveyed upwards in a spiral mode, and finally is guided out to a feed inlet of a downstream temporary storage bin 5 through the discharge end 4.

When the ground micro powder is conveyed and transferred into the high-level molding press, the high-level conveying mechanism 1 and the low-level conveying mechanism 2 are adopted to connect the multiple sections in series, so that the effective continuity and the transmission effect of the transmission shaft during long shaft conveying can be effectively ensured, the high-level conveying mechanism 1 and the low-level conveying mechanism 2 are combined to ensure that the mounting piece is convenient for the mounting of the conveyor, and the mounting and combining difficulty in a narrow space of a workshop is reduced; the high-level conveying mechanism 1 and the low-level conveying mechanism 2 can realize the rapid and stable conveying of the internal micro powder in the working process, and simultaneously can realize the uniform conveying of the micro powder at a low speed by adopting spiral stable conveying in the conveying process, and can keep contact with the low-level inclined conveying cylinder 8 and the high-level inclined conveying cylinder 13 at the outer side during conveying, so that the internal micro powder can be stably heated in the pre-conveying process, the heating and heat preservation treatment of the micro powder can be finished before the micro powder is conveyed to the high level, and the heated micro powder can be timely conveyed to a high-level receiving bin for heat preservation storage, thereby being convenient for the subsequent direct use in the profiling process; the heat conduction oil in the low-level annular heat conduction oil cavity 12 and the high-level annular heat conduction oil cavity 17 can circulate with the high Wen Youye inside the heat conduction oil furnace 7 in the workshop in the two pipeline heat conduction oil pumps and the pressurizing and guiding oil pump 19, so that the temperature of the heat conduction oil is ensured, and the heating effect on the micro powder in the workshop is ensured.

The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions; any alternative modifications or variations to the embodiments of the present utility model will fall within the scope of the present utility model for those skilled in the art.

The present utility model is not described in detail in the present application, and is well known to those skilled in the art.

Claims (9)

1. Multisection formula micro powder heating conveyer group, its characterized in that: the automatic feeding device comprises a high-level conveying mechanism and a low-level conveying mechanism, wherein the high-level conveying mechanism is coaxially connected with the adjacent ends of the low-level conveying mechanism, the lower end of the low-level conveying mechanism is a feeding end, the upper end of the high-level conveying mechanism is a discharging end, the discharging end of the upper portion of the high-level conveying mechanism is connected with a feeding port of a temporary storage bin at the upstream of a profiling machine, the upper end of the low-level conveying mechanism is connected with the lower end of the high-level conveying mechanism through a heat conduction flow guide part, and the lower end of the low-level conveying mechanism is connected with a heat conduction oil furnace inside a workshop through oil conduction pipelines respectively.

2. The multi-section micro powder heating conveyor set according to claim 1, wherein: the low-level conveying mechanism comprises a low-level inclined conveying cylinder which is obliquely arranged, a low-level outer protective cylinder is fixedly arranged at the outer side of the low-level inclined conveying cylinder at a coaxial interval, two ends of the low-level inclined conveying cylinder and the low-level outer protective cylinder are respectively and fixedly connected with each other in a sealing way through a low-level end cover at a corresponding position, a low-level conveying cavity is arranged in the low-level inclined conveying cylinder, a low-level annular heat-conducting oil cavity is formed between the outer side wall of the low-level inclined conveying cylinder and the low-level outer protective cylinder, the lower end cover at the upper part is connected and matched with the bottom end of the high-level conveying mechanism at the corresponding position, the lower part of the low-level annular heat-conducting oil cavity is connected with a heat-conducting oil furnace in a workshop through an oil-conducting pipeline, and the upper part is connected with the high-level conveying mechanism through a heat-conducting guide part;

the low-level conveying cavity is internally provided with a low-level spiral conveying component, the low-level spiral conveying component is connected with the high-level conveying mechanism, and the lower end of the low-level spiral conveying component is connected with a torsion driving piece.

3. The multi-section micro powder heating conveyor set according to claim 2, wherein: the high-level conveying mechanism comprises a high-level inclined conveying cylinder which is fixedly and coaxially connected with the lower end cover at the upper end of the low-level conveying mechanism, a high-level outer protective cylinder is fixedly arranged at the outer side of the high-level inclined conveying cylinder at intervals in a coaxial mode, two ends of the high-level inclined conveying cylinder and two ends of the high-level outer protective cylinder are respectively and fixedly connected in a sealing mode through the high-level end cover at the corresponding position, the high-level end cover at the lower portion is fixedly connected with the lower end cover at the corresponding position, a high-level conveying cavity is arranged in the high-level inclined conveying cylinder and is communicated with the low-level conveying cavity, a high-level annular heat conducting oil cavity is formed between the outer side wall of the high-level inclined conveying cylinder and the high-level outer protective cylinder, and the high-level annular heat conducting oil cavity and the low-level annular heat conducting oil cavity are connected through a heat conducting and guiding component;

the high-order conveying cavity is internally provided with a high-order spiral conveying component, the high-order spiral conveying component is coaxially fixedly connected with the upper end of the low-order spiral conveying component in the low-order conveying mechanism, and the upper end of the high-order spiral conveying component is movably cut and sealed and is arranged in a mounting hole of the high-order end cover at a corresponding position.

4. A multi-section micro powder heating conveyor set according to claim 3, wherein: the heat conduction and flow guide component comprises a transition oil guide pipe, wherein a pressurizing flow guide oil pump is installed on the transition oil guide pipe, the lower end of the transition oil guide pipe is communicated with the inside of the low-position annular heat conduction oil cavity and is fixed on the low-position outer casing, and the upper end of the transition oil guide pipe is communicated with the inside of the high-position annular heat conduction oil cavity and is fixed on the high-position outer casing.

5. The multi-section micro powder heating conveyor set according to claim 4, wherein: and each oil guide pipeline is respectively provided with a pipeline oil guide pump.

6. The multi-section micro powder heating conveyor set according to claim 5, wherein: the low-level spiral conveying assembly comprises a low-level spiral conveying shaft which is coaxially arranged with the low-level conveying cavity, the outer side wall of the low-level spiral conveying shaft is welded with low-level spiral conveying blades, the outer sides of the low-level spiral conveying blades are respectively matched with the inner wall of the low-level conveying cavity at the corresponding position, and the lower end of the low-level spiral conveying shaft is movably and hermetically extended to the low-level end cover at the corresponding position and is connected with the torsion driving piece at the corresponding position.

7. The multi-section micro powder heating conveyor set according to claim 6, wherein: the high-order screw conveying assembly comprises a high-order screw conveying shaft which is coaxially arranged with the high-order conveying cavity, high-order screw conveying blades are welded on the outer side wall of the high-order screw conveying shaft, the outer sides of the high-order screw conveying blades are respectively matched with the inner wall of the high-order conveying cavity at the corresponding position, the upper end of the high-order screw conveying shaft moves and seals to penetrate out of the high-order end cover at the corresponding position, and the lower end of the high-order screw conveying shaft is fixedly connected with the upper end of the low-order screw conveying shaft through a spline.

8. The multi-section micro powder heating conveyor set according to claim 7, wherein: the torsion driving piece comprises a torsion conveying motor which is fixedly arranged, and a motor shaft of the torsion conveying motor is coaxially and fixedly connected with the lower end of the low-level spiral conveying shaft.

9. The multi-section micro powder heating conveyor set according to claim 8, wherein: and heat preservation coatings are respectively sprayed on the outer side walls of the low-position outer protective cylinder and the high-position outer protective cylinder.