CN113291875A - Suction nozzle capable of automatically stretching and adjusting air port and control method - Google Patents
Suction nozzle capable of automatically stretching and adjusting air port and control method Download PDFInfo
- Publication number
- CN113291875A CN113291875A CN202110685188.8A CN202110685188A CN113291875A CN 113291875 A CN113291875 A CN 113291875A CN 202110685188 A CN202110685188 A CN 202110685188A CN 113291875 A CN113291875 A CN 113291875A
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- Prior art keywords
- suction nozzle
- air
- air outlet
- cylinder
- servo electric
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G67/00—Loading or unloading vehicles
- B65G67/60—Loading or unloading ships
- B65G67/606—Loading or unloading ships using devices specially adapted for bulk material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/04—Conveying materials in bulk pneumatically through pipes or tubes; Air slides
- B65G53/24—Gas suction systems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/66—Use of indicator or control devices, e.g. for controlling gas pressure, for controlling proportions of material and gas, for indicating or preventing jamming of material
Abstract
The invention discloses a suction nozzle for automatically stretching and adjusting an air port and a control method, the suction nozzle for automatically stretching and adjusting the air port comprises an inner cylinder and an outer cylinder, the outer cylinder is sleeved outside the inner cylinder, one end of the inner cylinder extends outwards from the inner side of the outer cylinder, the other end of the inner cylinder is communicated with an external feeding pipe, one end of the outer cylinder is communicated with the external feeding pipe, the other end of the outer cylinder is provided with a circular air outlet mechanism, the inner ring of the circular air outlet mechanism is arranged in a manner of being clung to the inner cylinder, one surface of the circular air outlet mechanism, which is close to the end part of the inner cylinder, is provided with a plurality of suction nozzle air ports, the suction nozzle air ports are all provided with air baffles, the air baffles are driven by a servo electric cylinder, the servo electric cylinder is fixedly arranged on the surface of the circular air outlet mechanism, the side wall of the circular air outlet mechanism is provided with a plurality of distance measuring mechanisms, the distance measuring mechanisms are electrically connected with an external controller, and the servo electric cylinder is electrically connected with an external PLC controller, the PLC controller is electrically connected with an external controller. The invention has the advantage of effectively improving the working efficiency.
Description
Technical Field
The invention relates to the technical field of suction nozzles of pneumatic ship unloaders, in particular to a suction nozzle capable of automatically stretching and adjusting an air port and a control method.
Background
The suction nozzle is a key component of the pneumatic ship unloader. The traditional operation mode is to continuously adjust the insertion depth of the suction nozzle by manually operating the ascending and descending of the suction nozzle so as to adjust the material-gas mixing ratio and the yield of the suction nozzle. The operation mode can lead to higher labor intensity of operators, and the problems that the suction nozzle is sucked to be empty, the current of the motor rises rapidly, the motor breaks down and the like are caused due to misoperation.
Disclosure of Invention
The technical problem to be solved by the invention is that the traditional operation mode of the suction nozzle is to adjust the material-gas mixing ratio and the yield of the suction nozzle by manually operating the ascending and descending of the suction nozzle to continuously adjust the insertion depth of the suction nozzle. This kind of operation mode can lead to the operating personnel intensity of labour great, and because the misoperation can often lead to the suction nozzle to empty, motor current rises rapidly and breaks down the scheduling problem, so provide a suction nozzle and control method that automatic flexible and regulation wind gap, the suction nozzle that automatic flexible and regulation wind gap includes:
the outer cylinder is sleeved outside the inner cylinder, one end of the inner cylinder extends outwards from the inner cylinder, the other end of the inner cylinder is communicated with an external feeding pipe, one end of the outer cylinder is communicated with the external feeding pipe, the other end of the outer cylinder is provided with a circular ring-shaped air outlet mechanism, an inner ring of the circular ring-shaped air outlet mechanism is tightly attached to the inner cylinder, one surface of the circular ring-shaped air outlet mechanism, which is close to the end part of the inner cylinder, is provided with a plurality of suction nozzle air ports, all the suction nozzle air ports are provided with air blocking plates, the air blocking plates are driven by servo electric cylinders, the servo electric cylinders are fixedly arranged on the surface of the circular ring-shaped air outlet mechanism, which is provided with the air blocking plates, the side walls of the circular ring-shaped air outlet mechanism are provided with a plurality of distance measuring mechanisms, the distance measuring mechanisms are electrically connected with an external controller, and the servo electric cylinders are electrically connected with an external PLC controller, the PLC is electrically connected with the external controller.
Furthermore, the air conditioner also comprises a suction nozzle cover, wherein the suction nozzle cover comprises a first guide ring and a plurality of supporting pieces, one end of each supporting piece is fixedly connected with the first guide ring, and the other end of each supporting piece is fixedly connected with the side wall of the circular air outlet mechanism.
Further, the ranging mechanism includes laser sensor mounting panel and laser range finding sensor, the laser sensor mounting panel pass through the bolt with the lateral wall fixed connection of ring form air-out mechanism, laser sensor fixed mounting be in on the laser sensor mounting panel.
Further, the PLC controller is used for controlling the stroke state of the servo electric cylinder.
Further, still include driving motor, driving motor is used for the automatic suction nozzle that stretches out and draws back and adjust the wind gap of drive to carry out the displacement in the vertical direction.
Further, the air conditioner further comprises a first air opening sleeve and a second air opening sleeve, wherein the first air opening sleeve and the second air opening sleeve are sequentially arranged at the end part, far away from the outer barrel, of the inner barrel.
Furthermore, the first tuyere sleeve, the second tuyere sleeve and the inner cylinder are fixedly connected through the matching of a screw rod and a nut.
On the other hand, the invention also provides a control method for automatically stretching and adjusting the suction nozzle of the air port, which comprises the following steps:
presetting the optimal insertion depth of a suction nozzle through an external controller, and pre-recording the size information of the wind shield and the size information of the air outlet;
controlling the stroke of the servo electric cylinder through a PLC;
the travel data of the servo electric cylinder are sent to an external controller through a PLC (programmable logic controller);
measuring the insertion depth of the suction nozzle through a laser sensor, and sending the insertion depth information of the suction nozzle to an external controller;
the external controller receives the stroke data of the servo electric cylinder and the insertion depth information of the suction nozzle, compares the insertion depth information of the suction nozzle with the optimal insertion depth information of the suction nozzle to generate a suction nozzle depth adjusting command, sends the suction nozzle depth adjusting command to the driving motor, and calculates the air outlet area of the air outlet through the external controller.
Furthermore, the full stroke of the servo electric cylinder corresponds to the wind shield extending out completely to shield the air outlet, and the zero stroke of the servo electric cylinder corresponds to the wind shield extending out in a zero mode, namely the air outlet is opened completely.
Further, the air outlet area of the air outlet is calculated by an external controller;
obtaining the extending size of the wind shield according to the stroke of the servo electric cylinder and the size information of the wind shield;
and obtaining the air outlet area of the air outlet according to the air outlet size information and the extending size of the air baffle.
The implementation of the invention has the following beneficial effects:
1. the invention utilizes the PLC controller to control the servo electric cylinder, realizes the real-time adjustment of the air inlet, adjusts the mixing ratio of materials and air, improves the accuracy of material preparation, and can realize the real-time automatic adjustment of the insertion depth of the suction nozzle to carry out operation in the operation process. The problems of high operation intensity of operators, high failure rate caused by manual operation errors and the like are greatly reduced.
Drawings
FIG. 1 is a schematic diagram of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a top view of the present invention.
Detailed Description
The following further describes the embodiments of the present invention with reference to the drawings, and the present embodiment is not to be construed as limiting the invention.
As shown in fig. 1 to 3, the technical problem to be solved in this embodiment is that the conventional operation mode of the suction nozzle is to adjust the material-gas mixing ratio and the production rate of the suction nozzle by manually operating the ascending and descending of the suction nozzle to continuously adjust the insertion depth of the suction nozzle. This kind of operation mode can lead to operating personnel's intensity of labour great, and because misoperation can often lead to the suction nozzle to inhale empty, the quick rising of motor current breaks down the scheduling problem, so provide a suction nozzle and control method that automatic flexible and regulation wind gap, the suction nozzle that automatic flexible and regulation wind gap includes:
the device comprises an inner barrel 1 and an outer barrel 2, wherein the outer barrel 2 is sleeved outside the inner barrel 1, one end of the inner barrel 1 extends outwards from the inner barrel 2, the other end of the inner barrel 1 is communicated with an external feeding pipe, one end of the outer barrel 2 is communicated with the external feeding pipe, the other end of the outer barrel 2 is provided with a circular air outlet mechanism, an inner ring of the circular air outlet mechanism is arranged close to the inner barrel 1, one surface of the circular air outlet mechanism, which is close to the end part of the inner barrel 1, is provided with a plurality of suction nozzle air ports 5, the suction nozzle air ports 5 are provided with wind shields, the wind shields are driven by a servo electric cylinder 6, the servo electric cylinder 6 is fixedly arranged on the surface of the circular air outlet mechanism, which is provided with the wind shields, the side wall of the circular air outlet mechanism is provided with a plurality of distance measuring mechanisms 3, the distance measuring mechanisms 3 are electrically connected with an external controller, the servo electric cylinder 6 is electrically connected with an external PLC controller, and the PLC is electrically connected with the external controller, the PLC is used for controlling the stroke state of the servo electric cylinder 6.
Still include suction nozzle cover 4, suction nozzle cover 4 includes first guide ring and a plurality of backing sheet, the one end and the first guide ring fixed connection of a plurality of backing sheets, the other end and the lateral wall fixed connection of ring form air-out mechanism.
The distance measuring mechanism 3 comprises a laser sensor mounting plate and a laser distance measuring sensor, the laser sensor mounting plate is fixedly connected with the side wall of the circular air outlet mechanism through a bolt, and the laser sensor is fixedly mounted on the laser sensor mounting plate.
The air outlet automatic adjusting device further comprises a driving motor, and the driving motor is used for driving the suction nozzle which automatically stretches and retracts and adjusts the air outlet to move in the vertical direction.
The outer barrel is characterized by further comprising a first air opening sleeve and a second air opening sleeve, the first air opening sleeve and the second air opening sleeve are sequentially arranged at the end portion, far away from the outer barrel 2, of the inner barrel 1, and the first air opening sleeve, the second air opening sleeve and the inner barrel 1 are fixedly connected through matching of a screw rod and a nut.
On the other hand, the embodiment further provides a control method for automatically extending and retracting and adjusting the suction nozzle of the air opening, and the control method for automatically extending and retracting and adjusting the suction nozzle of the air opening comprises the following steps:
presetting the optimal insertion depth of a suction nozzle through an external controller, and pre-recording the size information of the wind shield and the size information of the air outlet;
the stroke of the servo electric cylinder is controlled through the PLC, wherein the full stroke of the servo electric cylinder corresponds to the wind shield which completely extends out to shield the air outlet, the zero stroke of the servo electric cylinder corresponds to the wind shield which does not extend out, and the air outlet is completely opened;
the travel data of the servo electric cylinder are sent to an external controller through a PLC (programmable logic controller);
measuring the insertion depth of the suction nozzle through a laser sensor, and sending the insertion depth information of the suction nozzle to an external controller;
receive servo electric jar stroke data and suction nozzle insertion depth information through external control ware, compare suction nozzle insertion depth information and best suction nozzle insertion depth information and generate suction nozzle degree of depth adjustment order, send suction nozzle degree of depth adjustment order to driving motor, calculate wind gap air-out area through external control ware, wherein calculate wind gap air-out area's actual process through external control ware includes:
obtaining the extending size of the wind shield according to the stroke of the servo electric cylinder and the size information of the wind shield;
and obtaining the air outlet area of the air outlet according to the air outlet size information and the extending size of the air baffle.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an automatic suction nozzle in flexible and regulation wind gap which characterized in that includes: the outer cylinder is sleeved outside the inner cylinder, one end of the inner cylinder extends outwards from the inner cylinder, the other end of the inner cylinder is communicated with an external feeding pipe, one end of the outer cylinder is communicated with the external feeding pipe, the other end of the outer cylinder is provided with a circular ring-shaped air outlet mechanism, an inner ring of the circular ring-shaped air outlet mechanism is tightly attached to the inner cylinder, one surface of the circular ring-shaped air outlet mechanism, which is close to the end part of the inner cylinder, is provided with a plurality of suction nozzle air ports, all the suction nozzle air ports are provided with air blocking plates, the air blocking plates are driven by servo electric cylinders, the servo electric cylinders are fixedly arranged on the surface of the circular ring-shaped air outlet mechanism, which is provided with the air blocking plates, the side walls of the circular ring-shaped air outlet mechanism are provided with a plurality of distance measuring mechanisms, the distance measuring mechanisms are electrically connected with an external controller, and the servo electric cylinders are electrically connected with an external PLC controller, the PLC is electrically connected with the external controller.
2. The suction nozzle capable of automatically stretching and adjusting the air opening as claimed in claim 1, further comprising a suction nozzle cover, wherein the suction nozzle cover comprises a first guide ring and a plurality of support pieces, one end of each of the plurality of support pieces is fixedly connected with the first guide ring, and the other end of each of the plurality of support pieces is fixedly connected with the side wall of the circular air outlet mechanism.
3. The suction nozzle capable of automatically stretching and adjusting the air outlet according to claim 1, wherein the distance measuring mechanism comprises a laser sensor mounting plate and a laser distance measuring sensor, the laser sensor mounting plate is fixedly connected with the side wall of the circular air outlet mechanism through a bolt, and the laser sensor is fixedly mounted on the laser sensor mounting plate.
4. The suction nozzle for automatically retracting and adjusting an air opening as claimed in claim 1, wherein the PLC controller is adapted to control a stroke state of the servo cylinder.
5. The nozzle for automatically retracting and adjusting an air opening as claimed in claim 1, further comprising a driving motor for driving the nozzle for automatically retracting and adjusting the air opening to perform a vertical displacement.
6. The suction nozzle capable of automatically stretching and adjusting an air opening as claimed in claim 1, further comprising a first air opening sleeve and a second air opening sleeve, wherein the first air opening sleeve and the second air opening sleeve are sequentially arranged at the end part of the inner cylinder far away from the outer cylinder.
7. The suction nozzle for automatically stretching and adjusting an air opening as claimed in claim 6, wherein the first air opening sleeve, the second air opening sleeve and the inner cylinder are fixedly connected through the matching of a screw rod and a nut.
8. A control method for automatically stretching and adjusting a suction nozzle of an air port is characterized by comprising the following steps:
presetting the optimal insertion depth of a suction nozzle through an external controller, and pre-recording the size information of the wind shield and the size information of the air outlet;
controlling the stroke of the servo electric cylinder through a PLC;
the travel data of the servo electric cylinder are sent to an external controller through a PLC (programmable logic controller);
measuring the insertion depth of the suction nozzle through a laser sensor, and sending the insertion depth information of the suction nozzle to an external controller;
the external controller receives the stroke data of the servo electric cylinder and the insertion depth information of the suction nozzle, compares the insertion depth information of the suction nozzle with the optimal insertion depth information of the suction nozzle to generate a suction nozzle depth adjusting command, sends the suction nozzle depth adjusting command to the driving motor, and calculates the air outlet area of the air outlet through the external controller.
9. The method for controlling the automatic expansion and contraction of the suction nozzle of the air inlet according to claim 8, wherein the full stroke of the servo electric cylinder corresponds to the air blocking plate extending out of the air outlet completely, and the zero stroke of the servo electric cylinder corresponds to the air blocking plate extending out of the air outlet completely, i.e. the air outlet is opened completely.
10. The method for controlling automatic expansion and contraction and adjustment of a tuyere suction nozzle of claim 8, wherein the calculating of the tuyere air-out area by the external controller comprises:
obtaining the extending size of the wind shield according to the stroke of the servo electric cylinder and the size information of the wind shield;
and obtaining the air outlet area of the air outlet according to the air outlet size information and the extending size of the air baffle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202110685188.8A CN113291875B (en) | 2021-06-21 | 2021-06-21 | Suction nozzle capable of automatically stretching and adjusting air port and control method |
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CN202110685188.8A CN113291875B (en) | 2021-06-21 | 2021-06-21 | Suction nozzle capable of automatically stretching and adjusting air port and control method |
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CN113291875A true CN113291875A (en) | 2021-08-24 |
CN113291875B CN113291875B (en) | 2022-12-20 |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2590985Y (en) * | 2002-12-15 | 2003-12-10 | 周良荣 | Bulk suction machine |
CN102295167A (en) * | 2011-05-26 | 2011-12-28 | 合肥水泥研究设计院 | Fluidized suction nozzle device for negative-pressure pneumatic ship unloading device |
CN203212038U (en) * | 2013-03-30 | 2013-09-25 | 杭州俊雄机械制造有限公司 | Suction nozzle |
JP2016023001A (en) * | 2014-07-16 | 2016-02-08 | Ihi運搬機械株式会社 | Cargo handling amount control device for pneumatic unloader |
CN108529240A (en) * | 2018-05-07 | 2018-09-14 | 河南理工大学 | A kind of straight suction nozzle of the novel bitubular |
CN208953935U (en) * | 2018-04-03 | 2019-06-07 | 天津泓德汽车玻璃有限公司 | A kind of servo electric cylinders control air door closing device |
CN210438097U (en) * | 2018-10-26 | 2020-05-01 | 河南工业大学 | Bulk grain pneumatic ship unloader |
CN212686912U (en) * | 2020-07-30 | 2021-03-12 | 安徽古井贡酒股份有限公司 | Be used for making wine electronic rice husk suction nozzle controlling means |
-
2021
- 2021-06-21 CN CN202110685188.8A patent/CN113291875B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2590985Y (en) * | 2002-12-15 | 2003-12-10 | 周良荣 | Bulk suction machine |
CN102295167A (en) * | 2011-05-26 | 2011-12-28 | 合肥水泥研究设计院 | Fluidized suction nozzle device for negative-pressure pneumatic ship unloading device |
CN203212038U (en) * | 2013-03-30 | 2013-09-25 | 杭州俊雄机械制造有限公司 | Suction nozzle |
JP2016023001A (en) * | 2014-07-16 | 2016-02-08 | Ihi運搬機械株式会社 | Cargo handling amount control device for pneumatic unloader |
CN208953935U (en) * | 2018-04-03 | 2019-06-07 | 天津泓德汽车玻璃有限公司 | A kind of servo electric cylinders control air door closing device |
CN108529240A (en) * | 2018-05-07 | 2018-09-14 | 河南理工大学 | A kind of straight suction nozzle of the novel bitubular |
CN210438097U (en) * | 2018-10-26 | 2020-05-01 | 河南工业大学 | Bulk grain pneumatic ship unloader |
CN212686912U (en) * | 2020-07-30 | 2021-03-12 | 安徽古井贡酒股份有限公司 | Be used for making wine electronic rice husk suction nozzle controlling means |
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