CN217376478U

CN217376478U - Close fan formula crucible degasification feeding device

Info

Publication number: CN217376478U
Application number: CN202221340657.9U
Authority: CN
Inventors: 钱申敏; 钱瑞伟; 刘敬; 白广金; 许可
Original assignee: Tianjin Feiyun Powder Equipment Co ltd
Current assignee: Tianjin Feiyun Powder Equipment Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-09-06
Anticipated expiration: 2032-05-31

Abstract

The utility model provides a close fan formula crucible degasification feeding device, including rotary valve, vacuum hopper, material conveying mechanism, cylinder elevating system, blowback mechanism, filter, vacuum pump, a vacuum tube and reinforced platform. Close fan formula crucible degasification feeding device, its vacuum charging machine who takes automatic degasification can very big reduction material air content, satisfy the material and load sufficient requirement, improve greatly and load efficiency. Simultaneously, vacuum feeding and automatic degasification functions are completed in a closed space, and the vacuum feeding and automatic degasification device is provided with: simple structure, high degassing speed, no direct contact with the atmosphere to reduce air pollution, easy maintenance of equipment and the like; the cylinder lifting mechanism can compensate height errors caused by manufacturing of the crucible and simultaneously meet the use requirements of various crucibles.

Description

Close fan formula crucible degasification feeding device

Technical Field

The utility model belongs to the technical field of powder conveying equipment, especially, relate to a close fan formula crucible degasification feeding device.

Background

In the process of conveying powder materials by the vacuum feeder, the materials are fully mixed with air in the conveying pipeline to form gas flow, and the gas flow enters the vacuum hopper along the conveying pipeline to finish feeding. Because the material and the air are fully mixed, the gas content of the material is increased, the fluffy state is continuously kept after the conveying is stopped, the bulk density of the material is reduced, the rear end packaging bag or the filling container cannot be filled with sufficient material, and the utilization rate of the filling space is reduced. Most of the existing automatic degassing equipment has complex structure, so that the cost is increased, and the later maintenance is not easy; meanwhile, in the exhaust process, the materials directly contact with the atmosphere, so that air pollution is caused.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a close fan formula crucible degasification feeding device to solve the not enough of prior art.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a fan-closing type crucible degassing and feeding device comprises a rotary valve, a vacuum hopper, a material conveying mechanism, a cylinder lifting mechanism, a back-blowing mechanism, a filter, a vacuum pump, a first vacuum tube and a feeding platform, a filter is arranged in the vacuum hopper, a back-blowing mechanism is arranged on one side of the top of the vacuum hopper, the other side of the top of the vacuum hopper is communicated with a vacuum pump through a first vacuum pipe, the bottom of the vacuum pump is fixed to the feeding platform, one side of the vacuum hopper is provided with a feed port, the feed port is fixedly communicated with the material conveying mechanism, the bottom of the vacuum hopper passes through the charging platform and is communicated to one end of the rotary valve, the other end of the rotary valve is communicated to the top of the cylinder lifting mechanism, the bottom of the cylinder lifting mechanism is arranged above the crucible body, the rotary valve, the material conveying mechanism, the cylinder lifting mechanism, the back flushing mechanism and the vacuum pump are all in signal connection with the controller.

Further, material conveying mechanism includes material storehouse, inlet pipe, a vacuum valve, No. two vacuum valves and No. two vacuum tubes, inlet pipe one end is fixed to communicate to the material storehouse, and the inlet pipe other end is fixed to communicate to the feed inlet of vacuum hopper one side through a vacuum valve, No. two vacuum tube one end is fixed to communicate to cylinder elevating system's connecting pipe, and the other end is fixed to communicate to the feed inlet through No. two vacuum valves, a vacuum valve, No. two equal signal connection of vacuum valve to controller.

Further, the cylinder lifting mechanism further comprises a lifting cylinder and a pressing plate, one end of the connecting pipe is fixedly communicated to the bottom of the vacuum hopper through a rotary valve, the pressing plate is fixedly installed at the other end of the connecting pipe and located above the crucible body, the lifting cylinder is installed on one side of the pressing plate, and the lifting cylinder is in signal connection with the controller.

Furthermore, the blowback mechanism includes blowback valve and blowback gas package, blowback valve pipeline installation to vacuum hopper upper end one side, and blowback gas package is installed to blowback valve one side, and blowback valve signal connection is to the controller.

Further, the controller is a PLC, and the model of the controller is IPC-610L.

Compared with the prior art, close fan formula crucible degasification feeding device have following advantage:

(1) close fan formula crucible degasification feeding device, its vacuum charging machine who takes automatic degasification can very big reduction material air content, satisfy the material and load sufficient requirement, improve greatly and load efficiency. Simultaneously, vacuum feeding and automatic degasification functions are completed in a closed space, and the vacuum feeding and automatic degasification device is provided with: simple structure, high degassing speed, no direct contact with the atmosphere to reduce air pollution, easy maintenance of equipment and the like; the cylinder lifting mechanism can compensate height errors caused by manufacturing of the crucible and simultaneously meet the use requirements of various crucibles.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic view of the overall structure according to the embodiment of the present invention;

fig. 2 is a schematic view of the feeding process of the whole structure according to the embodiment of the present invention;

fig. 3 is a schematic diagram of the whole structure according to the embodiment of the present invention after degassing.

Description of reference numerals:

1. rotating the valve; 2. a vacuum hopper; 21. a feed inlet; 3. a material conveying mechanism; 31. a material bin; 32. a feed pipe; 33. a first vacuum valve; 34. a second vacuum valve; 35. a second vacuum tube; 4. a cylinder lifting mechanism; 41. a lifting cylinder; 42. a connecting pipe; 43. pressing a plate; 5. a blowback mechanism; 51. a blowback valve; 52. a back-blowing air bag; 6. a filter; 7. a vacuum pump; 8. a vacuum tube I; 9. a charging platform; 10. a crucible body.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of the indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in figures 1 to 3, a blower-shut type crucible degassing and feeding device comprises a rotary valve 1, a vacuum hopper 2, a material conveying mechanism 3, a cylinder lifting mechanism 4, a back-blowing mechanism 5, a filter 6, a vacuum pump 7, a first vacuum tube 8 and a feeding platform 9, wherein the filter 6 is arranged in the vacuum hopper 2, the back-blowing mechanism 5 is arranged on one side of the top of the vacuum hopper 2, the other side of the top of the vacuum hopper 2 is communicated with the vacuum pump 7 through the first vacuum tube 8, the bottom of the vacuum pump 7 is fixed to the feeding platform 9, a feeding hole 21 is formed in one side of the vacuum hopper 2, the feeding hole 21 is fixedly communicated with the material conveying mechanism 3, the bottom of the vacuum hopper 2 passes through the feeding platform 9 and is communicated with one end of the rotary valve 1, the other end of the rotary valve 1 is communicated with the top of the cylinder lifting mechanism 4, and the bottom of the cylinder lifting mechanism 4 is arranged above a crucible body 10, the rotary valve 1, the material conveying mechanism 3, the cylinder lifting mechanism 4, the back flushing mechanism 5 and the vacuum pump 7 are all connected to the controller in a signal mode. The rotary valve 1 is prior art, and the vacuum charging machine with automatic degassing of the device can greatly reduce the gas content of materials, meet the requirement of sufficient material loading, and greatly improve the loading efficiency. Simultaneously, vacuum feeding and automatic degasification functions are completed in a closed space, and the vacuum feeding and automatic degasification device is provided with: simple structure, high degassing speed, no direct contact with the atmosphere to reduce air pollution, easy maintenance of equipment and the like; the cylinder lifting mechanism 4 can compensate height errors caused by manufacturing of the crucible and meet the use requirements of various crucibles.

The material conveying mechanism 3 comprises a material bin 31, a feeding pipe 32, a first vacuum valve 33, a second vacuum valve 34 and a second vacuum pipe 35, one end of the feeding pipe 32 is fixedly communicated to the material bin 31, the other end of the feeding pipe 32 is fixedly communicated to a feeding hole 21 on one side of the vacuum hopper 2 through the first vacuum valve 33, one end of the second vacuum pipe 35 is fixedly communicated to a connecting pipe 42 of the cylinder lifting mechanism 4, the other end of the second vacuum pipe is fixedly communicated to the feeding hole 21 through the second vacuum valve 34, and the first vacuum valve 33 and the second vacuum valve 34 are in signal connection to the controller. No. one vacuum valve 33, No. two vacuum valve 34 are prior art, when in actual use, under the start-up of vacuum pump 7, open No. one vacuum valve 33, the material can be followed material storehouse 31 and is gone into vacuum hopper 2 through inlet pipe 32, the air in the vacuum hopper 2 loops through filter 6, No. one vacuum tube 9 enters into vacuum pump 7, open No. two vacuum valve 34, the air in crucible body 10 (lift cylinder 41 has closely laminated clamp plate 43 with crucible body 10, form an airtight space) can loop through No. two vacuum tubes 35, feed inlet 21, vacuum hopper 2, filter 6, No. one vacuum tube 9 enters into vacuum pump 7.

The cylinder lifting mechanism 4 further comprises a lifting cylinder 41 and a pressing plate 43, one end of the connecting pipe 42 is fixedly communicated to the bottom of the vacuum hopper 2 through the rotary valve 1, the pressing plate 43 is fixedly installed at the other end of the connecting pipe 42, the pressing plate 43 is located above the crucible body 10, the lifting cylinder 41 is installed on one side of the pressing plate 43, and the lifting cylinder 41 is in signal connection with a controller. Lift cylinder 41 is prior art, and its connecting pipe 42 is the elastic tube, can be current bellows, and when in actual use, the staff is through starting lift cylinder 41 to make and form a confined space between lift cylinder 41, the vacuum valve 34 of being convenient for is to crucible body 10 evacuation, and the quantity of lift cylinder 41 can be a plurality of, and in this embodiment, the quantity of lift cylinder 41 is 2.

The blowback mechanism 5 comprises a blowback valve 51 and a blowback air bag 52, the blowback valve 51 is arranged on one side of the upper end of the vacuum hopper 2 through a pipeline, the blowback air bag 52 is arranged on one side of the blowback valve 51, and the blowback valve 51 is in signal connection with the controller. Blowback valve 51 is prior art, and when in actual use, after crucible body 10 filled up the material, the staff can be through starting blowback valve 51 to pass through blowback valve 51 entering vacuum hopper 2 with compressed air in the blowback gas package 52 in, thereby reach the effect of sweeping filter 6, accomplish a crucible charging process. The filter 6 is used for avoiding the material from being pumped away by the vacuum pump 7 when air is pumped, so that the material can be in a vacuum charging state, and the material is convenient to pump and compact.

The controller is a PLC, the type of the controller is IPC-610L, when the controller is in actual use, a touch screen is arranged outside the controller, the type of the touch screen is ZB00000003, and a worker controls the controller to operate through the touch screen.

The utility model provides a novel automatic degassing method for crucible charging: the rotary valve type vacuum feeder is selected and used, a set of valve group is added, vacuum feeding and degassing share a set of filter, vacuum feeding and degassing are integrated, equipment is simplified, and the service efficiency and stability of the equipment are improved.

Example 1

The novel automatic degassing method for crucible charging comprises a rotary valve 1, a vacuum valve group (a first vacuum valve 33 and a second vacuum valve 34), a cylinder lifting mechanism 4, a blowback valve 51, a blowback air bag 52, a filter 6, a feeding port 21, a vacuum pump 7 and other parts. When the novel automatic degassing work of crucible charging is carried out, a worker manually starts the touch screen, the worker controls the controller to control the vacuum pump 7 to start on the touch screen, the first vacuum valve 33 is opened, the second vacuum valve 34 is closed, the rotary valve 1 is opened, the pressing plate 43 is pushed out and extruded in the cylinder lifting mechanism 4 to form a closed space on the upper surface of the crucible body 10, materials continuously enter the vacuum hopper 2 from the feeding hole 21 under vacuum suction and are continuously discharged into the crucible body 10 through the rotary valve 1, after a preset time is reached (the specific time can be set according to actual conditions), the controller controls the first vacuum valve 33 to be closed, the second vacuum valve 34 is opened, the materials in the crucible body 10 are degassed, air in the materials is rapidly pumped away (the air pumping time can be set on the controller in advance), the first vacuum valve 33 is controlled to be opened through the controller, the second vacuum valve 34 is closed, the feeding process is carried out, and after a preset time (the specific time can be determined according to actual conditions), the degassing is carried out again. After the above actions are repeatedly circulated, the crucible body 10 is filled with materials, meanwhile, compressed air in the blowback air bag 52 enters the vacuum hopper 2 through the blowback valve 51, and the filter 6 is purged, so that the one-time crucible charging process is completed.

The utility model discloses install in crucible charging equipment, inside the material passed through vacuum pump 7 and carried the material loading machine, in crucible body 10 was discharged to rethread rotary valve 1, released clamp plate 43 extrusion in cylinder elevating system 4 on crucible body 10, then carried out automatic degasification, and the process of feeding of crucible is accomplished in the recycle.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a close fan formula crucible degasification feeding device which characterized in that: the device comprises a rotary valve (1), a vacuum hopper (2), a material conveying mechanism (3), an air cylinder lifting mechanism (4), a back flushing mechanism (5), a filter (6), a vacuum pump (7), a first vacuum tube (8) and a charging platform (9), wherein the filter (6) is arranged in the vacuum hopper (2), the back flushing mechanism (5) is arranged on one side of the top of the vacuum hopper (2), the other side of the top of the vacuum hopper (2) is communicated with the vacuum pump (7) through the first vacuum tube (8), the bottom of the vacuum pump (7) is fixed to the charging platform (9), a feeding hole (21) is formed in one side of the vacuum hopper (2), the feeding hole (21) is fixedly communicated with the material conveying mechanism (3), the bottom of the vacuum hopper (2) passes through the charging platform (9) and is communicated to one end of the rotary valve (1), and the other end of the rotary valve (1) is communicated with the top of the air cylinder lifting mechanism (4), the bottom of the cylinder lifting mechanism (4) is arranged above the crucible body (10), and the rotary valve (1), the material conveying mechanism (3), the cylinder lifting mechanism (4), the back flushing mechanism (5) and the vacuum pump (7) are all connected to the controller in a signal mode.

2. The airlock type crucible degassing and feeding device as claimed in claim 1, wherein: the material conveying mechanism (3) comprises a material bin (31), an inlet pipe (32), a first vacuum valve (33), a second vacuum valve (34) and a second vacuum pipe (35), one end of the inlet pipe (32) is fixedly communicated to the material bin (31), the other end of the inlet pipe (32) is fixedly communicated to a feeding hole (21) in one side of the vacuum hopper (2) through the first vacuum valve (33), one end of the second vacuum pipe (35) is fixedly communicated to a connecting pipe (42) of the cylinder lifting mechanism (4), the other end of the second vacuum valve is fixedly communicated to the feeding hole (21) through the second vacuum valve (34), and the first vacuum valve (33) and the second vacuum valve (34) are connected to the controller in a signal mode.

3. The airlock type crucible degassing and feeding device as claimed in claim 2, wherein: the cylinder lifting mechanism (4) further comprises a lifting cylinder (41) and a pressing plate (43), one end of the connecting pipe (42) is fixedly communicated to the bottom of the vacuum hopper (2) through the rotary valve (1), the pressing plate (43) is fixedly installed at the other end of the connecting pipe (42), the pressing plate (43) is located above the crucible body (10), the lifting cylinder (41) is installed on one side of the pressing plate (43), and the lifting cylinder (41) is in signal connection with the controller.

4. The airlock type crucible degassing and feeding device as claimed in claim 1, wherein: the back flushing mechanism (5) comprises a back flushing valve (51) and a back flushing air bag (52), the back flushing valve (51) is mounted on one side of the upper end of the vacuum hopper (2) through a pipeline, the back flushing air bag (52) is mounted on one side of the back flushing valve (51), and the back flushing valve (51) is connected to the controller through a signal.

5. The airlock type crucible degassing and feeding device as claimed in claim 1, wherein: the controller is a PLC, and the model of the controller is IPC-610L.