CN114291998B - Automatic equipment for removing mud cake of filter press - Google Patents
Automatic equipment for removing mud cake of filter press Download PDFInfo
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- CN114291998B CN114291998B CN202210043702.2A CN202210043702A CN114291998B CN 114291998 B CN114291998 B CN 114291998B CN 202210043702 A CN202210043702 A CN 202210043702A CN 114291998 B CN114291998 B CN 114291998B
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- mud
- mud removing
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- lifting
- mounting plate
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- 238000007790 scraping Methods 0.000 claims abstract description 39
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 238000012545 processing Methods 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 10
- 230000000007 visual effect Effects 0.000 claims abstract description 9
- 239000010802 sludge Substances 0.000 claims description 22
- 230000000712 assembly Effects 0.000 claims description 7
- 238000000429 assembly Methods 0.000 claims description 7
- 230000007704 transition Effects 0.000 claims description 4
- 230000001174 ascending effect Effects 0.000 claims 1
- 239000012065 filter cake Substances 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 5
- 238000000926 separation method Methods 0.000 abstract description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000013528 artificial neural network Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000012549 training Methods 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/32—Removal of the filter cakes
- B01D25/38—Removal of the filter cakes by moving parts, e.g. scrapers, contacting stationary filter elements sprayers
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/122—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
Abstract
The application discloses an automatic device for removing mud cakes of a filter press, which comprises a bracket, a first mounting plate, a lifting driving mechanism, at least one mud removing component and a visual processing system, wherein the lifting driving mechanism is provided with the bracket and is used for driving the first mounting plate to move along the height direction of the bracket; the mud removing assembly comprises a mud removing driving piece fixedly connected with the first mounting plate and at least one mud removing scraping plate connected with the movable end of the mud removing driving piece. The application provides an automation equipment for pressure filter removes mud cake, solved among the prior art, pressure filter solid-liquid separation operation back, the adhesion is got rid of inadequately at the mud cake on the filter screen, gets rid of the problem that the process noise is big and the automation degree of removal equipment is low, has promoted the automation degree, has reduced artificial participation, has guaranteed the sufficiency that mud cake got rid of.
Description
Technical Field
The application relates to the field of surface foreign matter removal, in particular to an automatic device for removing mud cakes of a filter press.
Background
The filter press is mainly used for solid-liquid separation in the fields of sewage treatment, papermaking and the like, and sludge and the like have certain viscosity, so that sludge cake residues often exist on a filter screen of the filter press. Because the sludge has acidic peculiar smell, and the filter pressing ambient temperature is higher, the mode of manually removing residual sludge is adopted, the health of workers is easily influenced, and the efficiency of the mode of manually removing is low.
Therefore, a structure for automatically removing residues such as sludge is designed to replace manual operation, and an air cylinder is arranged on the pulling plate trolley, so that the pulling plate trolley not only can move the filter plate, but also can reciprocate in the process of moving the filter plate, and drives the filter plate to vibrate up and down, and the sludge on the filter plate is removed by virtue of inertial impact. But this approach suffers from the following drawbacks: the high-frequency collision of vibration can lead to rapid abrasion of equipment and parts such as a pulling plate trolley and the like, and the fatigue life of the device is reduced; the collision generates larger noise, and has serious negative influence on the surrounding environment; when the mud cake is high in viscosity, the acting force of vibration is insufficient to take out the mud cake; the lack of a device for judging whether the mud cake is completely removed requires manual inspection and verification, has low operation efficiency, and cannot realize real automatic operation.
Disclosure of Invention
An object of the application is to provide an automation equipment for pressure filter removes mud cake, aims at solving among the prior art, and mud cake gets rid of insufficient, noise is big and degree of automation is low problem.
To achieve the purpose, the following technical scheme is adopted in the embodiment of the application:
an automatic device for removing mud cakes of a filter press comprises a bracket, a first mounting plate, a lifting driving mechanism, at least one mud removing assembly and a visual processing system, wherein the lifting driving mechanism is provided with the bracket and used for driving the first mounting plate to move along the height direction of the bracket; the mud removing assembly comprises a mud removing driving piece fixedly connected with the first mounting plate and at least one mud removing scraping plate connected with the movable end of the mud removing driving piece.
Based on visual processing technology, training is performed through a neural network, image information on a filter screen of equipment such as a filter press is collected through a visual processing system, and whether mud cake residues exist and the positions and the sizes of the mud cake residues are identified. The device then controls the lifting driving mechanism to move according to the image information acquired by the vision processing system, so that the first mounting plate and the mud removing component on the first mounting plate are lowered to a height approaching to the contact with the filter screen, and then the movable end of the mud removing driving piece (such as a cylinder or other linear driving pieces) stretches out to drive the mud removing scraping plate to move, so that the mud removing scraping plate is driven to contact with a mud cake, and the movement is continued until the mud cake is scraped from the filter screen. After or in the operation process, the vision processing system continues to carry out image acquisition on the filter screen, and identifies whether residues such as mud cakes are scraped clean, and then judges whether to continuously control the mud removing assembly to carry out scraping operation until the mud cakes are sufficiently removed, so that the sufficiency of mud cake removal is ensured, and the operation efficiency and accuracy are improved.
Compared with the prior art, the device adopts the mode of air cylinder vibration, so that the noise of equipment operation can be reduced, and whether mud cakes are sufficiently removed is not needed to be manually determined, so that the manual participation degree is reduced, and the automation degree of the equipment is further improved.
In sum, the embodiment of the application provides an automation equipment for pressure filter removes mud cake, has solved prior art, and pressure filter solid-liquid separation operation back, adhesion mud cake on the filter screen get rid of inadequately, gets rid of the problem that the process noise is big and remove equipment degree of automation is low, has promoted degree of automation, has reduced artificial participation, has guaranteed the sufficiency that mud cake got rid of.
In one embodiment, the desliming assembly further comprises a desliming slide plate coupled to the movable end of the desliming drive member; the number of the mud removing scrapers is multiple, the mud removing scrapers are arranged on the mud removing sliding plate, and the mud removing scrapers are sequentially distributed along the length direction of the mud removing sliding plate. That is, when the mud removing driving piece stretches out and draws back at every turn, a plurality of mud removing scraping plates can be driven simultaneously to finish the mud scraping action, under the condition of a compact structure, enough area is covered, the mud scraping efficiency and sufficiency can be improved, and when the vision processing system has a little error due to the factors such as environment or programs, the good mud scraping sufficiency can be ensured.
In an embodiment, remove mud subassembly still including locating remove mud scraper blade with remove the elastic component between the mud sliding plate, the elastic component can be as removing support piece, pretension piece and the bolster of mud scraper plate, for removing mud scraper blade and provide holding power, pretightning force and buffering space, can make to remove mud scraper blade and keep certain direction for remove mud scraper blade and scrape mud direction comparatively stable, and can provide comparatively stable pressure for removing mud scraper blade, make the dynamics of removing mud scraper blade and scraping mud comparatively stable, guaranteed the controllability of scraping mud operation in-process, and be difficult for damaging the filter screen, also be difficult for remaining mud cake.
In one embodiment, the elastic piece is a gas spring, and the mud removing assembly further comprises a first connecting plate arranged on the mud removing sliding plate and a second connecting plate rotatably connected with the first connecting plate; the mud removing scraping plate is arranged on the second connecting plate, one end of the gas spring is rotationally connected with the first connecting plate, and the other end of the gas spring is rotationally connected with the second connecting plate. The elastic piece is the gas spring, and the gas spring is the constant force structure, can further guarantee the stability of elastic piece to the applied power of going mud scraper blade, guarantees the controllability of operation, is difficult for damaging the filter screen, and is difficult for remaining mud cake. Meanwhile, the elastic piece, namely the first connecting plate and the second connecting plate which are in matched rotation connection with the gas spring, has a certain deflection space (the second connecting plate rotates relative to the first connecting plate at the same time) when the mud removing scraping plate and the mud cake are contacted and subjected to reaction force, and wraps the mud cake with larger thickness, so that the mud scraping efficiency and the mud scraping sufficiency are further improved. And because the mud removing scraper blade has a certain deflection space, the mud removing scraper blade can slightly deflect after being stressed and buffer the received reaction force, the rigid impact of the mud removing scraper blade can be avoided, the damage of the mud removing scraper blade is avoided, and the service life of the mud removing scraper blade is prolonged.
In one embodiment, the mud removing driving member is a cylinder, and the mud removing assembly further comprises a mud removing fixing plate connected between the mud removing driving member and the first mounting plate, and a plurality of mud removing guide rails arranged on the mud removing fixing plate; the mud removing sliding plate is slidably arranged on the mud removing guide rail; the mud removing driving piece is fixedly arranged on the mud removing fixing plate, and the mud removing guide rails are respectively positioned on two opposite sides of the mud removing driving piece.
In one embodiment, the device further comprises a second mounting plate connected with the lifting driving mechanism, a transverse moving guide rail arranged on the second mounting plate and a transverse moving cylinder arranged on the second mounting plate; the first mounting plate is slidably mounted on the transverse moving guide rail, and the first mounting plate is connected with a piston rod of the transverse moving cylinder. The vision processing system collects image information on a filter screen of equipment such as a filter press and the like, and recognizes whether mud cakes remain, and after the position and the size of the mud cakes remain, if the mud cakes are far away from the horizontal distance of the mud leaving assembly, when the telescopic movement of the mud removing driving piece is insufficient to reach the position of the mud cakes, the transverse moving cylinder can drive the first mounting plate which is slidably mounted on the second mounting plate to do transverse moving, and further the mud removing assembly on the first mounting plate is driven to the position of the mud cakes, and the mud scraping operation is smoothly completed.
Optionally, remove mud guide rail and sideslip guide rail setting to mutually perpendicular, go the cooperation of mud subassembly accessible sideslip cylinder this moment to combine self to remove mud driving piece, can have two degrees of freedom to remove in the horizontal direction, accomplish the coverage of a rectangle region on the horizontal plane, and cooperate the drive of elevating drive mechanism in vertical direction, can reach each position in its stroke scope, guarantee the sufficiency of scraping mud.
It can be understood that the sideslip cylinder can cooperate to remove mud driving piece (for example cylinder), and both are moving simultaneously when removing mud scraper blade during operation, and then for removing mud scraper blade and providing two direction mutually perpendicular's driving force, realize removing mud fast, promote the efficiency that removes mud.
In one embodiment, the desliming scraper includes a rigid scraper body coupled to the movable end of the desliming drive, and a flexible contact tip disposed at an end of the rigid scraper body remote from the desliming drive.
In one embodiment, the rigid scraper body comprises a connecting part connected with the movable end of the mud removing driving piece and a force application part connected with the connecting part; the flexible contact tail end is arranged on the force application part, the force application part is perpendicular to the connecting part, a curved surface transition part is arranged at the connecting part of the force application part and the connecting part, and the flexible contact tail end is curved.
In one embodiment, the number of the mud removing assemblies is two, and the two mud removing assemblies are symmetrically arranged on the first mounting plate.
In one embodiment, the lifting driving mechanism comprises a lifting fixing plate fixedly connected with the bracket, a screw shaft rotatably installed on the lifting fixing plate, a screw nut installed on the screw shaft, and a lifting motor for driving the screw shaft to rotate; the first mounting plate is connected with the screw nut.
In one embodiment, the lifting driving mechanism further comprises a lifting guide rail arranged on the lifting fixing plate, a lifting sliding plate connected with the screw nut and in sliding connection with the lifting guide rail, a lifting frame fixedly arranged on the lifting sliding plate, a driving belt wheel connected with a rotating shaft of the lifting motor, a driven belt wheel connected with the screw shaft, and a driving belt sleeved between the driving belt wheel and the driven belt wheel; the first mounting plate is connected with the lifting frame.
In one embodiment, the support is a portal frame, and the vision processing system comprises two image acquisition cameras which are oppositely arranged at intervals; the automatic equipment further comprises two bases which are opposite and are arranged at intervals, and two sides of the support are respectively arranged on the bases.
The beneficial effects of the embodiment of the application are that: based on the visual processing technology, whether mud cake remains or not, and the position and the size of the mud cake remains are identified. The movable end of the mud removing driving piece stretches out to drive the mud removing scraping plate to move, so that the mud removing scraping plate is driven to contact with mud cakes, and the mud removing scraping plate continues to move until the mud cakes are scraped from the filter screen. After or during the operation, the vision processing system continuously recognizes whether residues such as mud cakes are scraped completely, so that the sufficiency of mud cake removal is ensured, and the operation efficiency and accuracy are improved. Compared with the prior art, the device adopts the mode of air cylinder vibration, so that the noise of equipment operation can be reduced, and whether mud cakes are sufficiently removed is not needed to be manually determined, so that the manual participation degree is reduced, and the automation degree of the equipment is further improved. The problems of insufficient removal of mud cakes adhered to a filter screen after solid-liquid separation operation of a filter press and high noise in the removal process and low automation degree of removal equipment in the prior art are solved, the manual participation degree is reduced, and the sufficiency of mud cake removal is ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following description will briefly introduce the drawings that are needed in the embodiments or the description of the prior art, it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural diagram of an automated device in an embodiment of the present application;
FIG. 2 is a schematic view of two mud removing assemblies mounted on a lifting device according to an embodiment of the present application;
FIG. 3 is a schematic view of a desliming assembly according to an embodiment of the present application;
FIG. 4 is a partial view of a first view of a desliming assembly in an embodiment of the present application;
FIG. 5 is a partial view of a second perspective of the desliming assembly in an embodiment of the present application;
FIG. 6 is a schematic view of a lifting driving mechanism mounted on a bracket according to an embodiment of the present application;
FIG. 7 is a schematic view of the bottom of the lift drive mechanism in an embodiment of the present application;
FIG. 8 is a schematic view of the top of the lift drive mechanism in an embodiment of the present application;
in the figure:
1. a bracket; 2. a first mounting plate; 3. a lifting driving mechanism; 301. lifting the fixing plate; 3011. lifting the guide rail; 302. a screw shaft; 303. a lead screw nut; 304. a lifting motor; 305. lifting the sliding plate; 306. a lifting frame; 307. a driving pulley; 308. a driven pulley; 4. a mud removing assembly; 401. a mud removing driving member; 402. a mud removing scraper; 4021. a rigid squeegee body; 40211. a connection part; 40212. a force application part; 40213. a curved surface transition portion; 4022. a flexible contact tip; 403. a mud removing sliding plate; 404. an elastic member; 405. a first connection plate; 406. a second connecting plate; 407. a mud removing fixing plate; 4071. a mud removing guide rail; 5. a vision processing system; 501. an image acquisition camera; 6. a second mounting plate; 601. a traversing guide rail; 7. and (5) a base.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present application and simplify description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Implementations of the present application are described in detail below in connection with particular embodiments.
As shown in fig. 1 to 3, an embodiment of the present application proposes an automatic apparatus for removing mud cake of a filter press, comprising a bracket 1, a first mounting plate 2, a lifting driving mechanism 3 provided with the bracket 1 and used for driving the first mounting plate 2 to move along the height direction of the bracket 1, at least one mud removing assembly 4 provided on the first mounting plate 2, and a visual processing system 5 used for identifying mud cake remained on a filter screen of the filter press; the desliming assembly 4 comprises a desliming drive 401 fixedly coupled to the first mounting plate 2, and at least one desliming scraper 402 coupled to a movable end of the desliming drive 401.
In the embodiment of the application, based on the visual processing technology, the neural network training is adopted, and the visual processing system 5 is used for collecting the image information on the filter screen of the filter press and other equipment, and identifying whether mud cake remains and the position and the size of the mud cake remains. The apparatus then controls the movement of the lifting drive mechanism 3 according to the image information collected by the vision processing system 5, so as to lower the first mounting plate 2 and the mud removing component 4 thereon to a height approaching to the contact with the filter screen, and then the movable end of the mud removing drive member 401 (such as a cylinder or other linear drive member) stretches out to drive the mud removing scraper 402 to move, so that the mud removing scraper 402 is driven to contact with the mud cake, and the movement is continued until the mud cake is scraped off the filter screen. After or during the operation, the vision processing system 5 continues to perform image acquisition on the filter screen, and identifies whether residues such as mud cakes are scraped clean, and further judges whether the mud removing assembly 4 needs to be controlled continuously to perform scraping operation until the mud cakes are removed fully, so that the sufficiency of mud cake removal is ensured, and the operation efficiency and accuracy are improved.
Compared with the prior art, the device adopts the mode of air cylinder vibration, so that the noise of equipment operation can be reduced, and whether mud cakes are sufficiently removed is not needed to be manually determined, so that the manual participation degree is reduced, and the automation degree of the equipment is further improved.
In sum, the embodiment of the application provides an automation equipment for pressure filter removes mud cake, has solved prior art, and pressure filter solid-liquid separation operation back, adhesion mud cake on the filter screen get rid of inadequately, gets rid of the problem that the process noise is big and remove equipment degree of automation is low, has promoted degree of automation, has reduced artificial participation, has guaranteed the sufficiency that mud cake got rid of.
Referring to fig. 2-3, as another embodiment of an automated apparatus for filter press sludge cake removal provided herein, the sludge removal assembly 4 further comprises a sludge removal slide plate 403 coupled to the movable end of the sludge removal driving member 401; the number of the sludge removing scrapers 402 is plural, the sludge removing scrapers 402 are mounted on the sludge removing sliding plate 403, and the sludge removing scrapers 402 are sequentially distributed along the length direction of the sludge removing sliding plate 403. That is, when the mud removing driving member 401 moves in a telescopic manner each time, the plurality of mud removing scraping plates 402 can be simultaneously driven to complete the mud scraping action, under the condition of a compact structure, enough area is covered, the mud scraping efficiency and sufficiency can be improved, and when the vision processing system 5 has a little error due to the factors such as environment or program, the good mud scraping sufficiency can be ensured.
Referring to fig. 2-4, as another specific embodiment of an automation device for removing mud cakes of a filter press provided by the present application, the mud removing assembly 4 further includes an elastic member 404 disposed between the mud removing scraper 402 and the mud removing sliding plate 403, where the elastic member 404 may be used as a supporting member, a pre-tightening member and a buffering member of the mud removing scraper 402 to provide a supporting force, a pre-tightening force and a buffering space for the mud removing scraper 402, so that, on one hand, the mud removing scraper 402 maintains a certain direction, the mud removing direction of the mud removing scraper 402 is stable, and a stable pressure is provided for the mud removing scraper 402, so that the mud removing force of the mud removing scraper 402 is stable, the controllability in the mud removing process is ensured, the filter screen is not easy to be damaged, and the mud cake is not easy to remain.
Referring to fig. 4-5, as another embodiment of an automatic apparatus for removing mud cake of a filter press provided in the present application, the elastic member 404 is a gas spring, and the mud removing assembly 4 further includes a first connecting plate 405 disposed on the mud removing sliding plate 403, and a second connecting plate 406 rotatably connected to the first connecting plate 405; the mud removing scraper 402 is mounted on the second connecting plate 406, one end of the gas spring is rotatably connected with the first connecting plate 405, and the other end of the gas spring is rotatably connected with the second connecting plate 406. The elastic piece 404 is a gas spring, and the gas spring is of a constant force structure, so that the stability of the force applied by the elastic piece 404 to the mud removing scraper 402 can be further ensured, the controllability of operation is ensured, the filter screen is not easy to damage, and mud cakes are not easy to remain. Meanwhile, the elastic piece 404, that is, the first connecting plate 405 and the second connecting plate 406 which are in rotational connection with the gas spring are matched, so that when the mud removing scraper 402 is contacted with mud cakes to receive a reaction force, a certain deflection space (the second connecting plate 406 rotates relative to the first connecting plate 405 at the same time) is provided, mud cakes with larger thickness are wrapped, and the mud scraping efficiency and the mud scraping sufficiency are further improved. And because the mud removing scraper 402 has a certain deflection space, the mud removing scraper can slightly deflect after being stressed and buffer the received reaction force, the rigid impact of the mud removing scraper 402 can be avoided, the damage of the mud removing scraper 402 is avoided, and the service life of the mud removing scraper is prolonged.
The gas spring is in rotary connection with the first connecting plate 405 and the second connecting plate 406 through hinge pins, so that the gas spring has high rotary stability.
Referring to fig. 2-3, as another embodiment of an automatic apparatus for removing mud cake of a filter press provided in the present application, the mud removing driving member 401 is a cylinder, and the mud removing assembly 4 further includes a mud removing fixing plate 407 connected between the mud removing driving member 401 and the first mounting plate 2, and a plurality of mud removing guide rails 4071 disposed on the mud removing fixing plate 407; the mud removing sliding plate 403 is slidably mounted on the mud removing guide rail 4071; the mud removing driving piece 401 is fixedly installed on the mud removing fixed plate 407, the mud removing guide rails 4071 are respectively located at two opposite sides of the mud removing driving piece 401, namely, the positions of sliding connection of the mud removing sliding plate 403 and the mud removing guide rails 4071 on the mud removing fixed plate 407 are respectively located at two sides of the mud removing driving piece 401, the mud removing driving piece 401 is in a symmetrical state, and when the movable end of the mud removing driving piece 401 stretches out and draws back, the mud removing sliding plate 403 can be driven to slide stably relative to the mud removing fixed plate 407, so that single-side deflection is not easy to occur.
Referring to fig. 1 and fig. 6-7, as another embodiment of an automatic apparatus for removing mud cakes of a filter press provided in the present application, the apparatus further includes a second mounting plate 6 connected to the lifting driving mechanism 3, a traversing rail 601 disposed on the second mounting plate 6, and a traversing cylinder disposed on the second mounting plate 6; the first mounting plate 2 is slidably mounted on the traversing rail 601, and the first mounting plate 2 is connected to the piston rod of the traversing cylinder. The vision processing system 5 collects image information on a filter screen of equipment such as a filter press and the like, and recognizes whether mud cakes remain, and after the position and the size of the mud cakes remain, if the mud cakes are far away from the horizontal distance of the mud leaving component 4, when the telescopic movement of the mud removing driving piece 401 is insufficient to reach the position of the mud cakes, the transverse moving cylinder can drive the first mounting plate 2 which is slidably mounted on the second mounting plate 6 to do transverse moving, so that the mud removing component 4 on the first mounting plate 2 is driven to the position of the mud cakes, and the mud scraping operation is smoothly completed.
Alternatively, the mud removing guide rail 4071 may be perpendicular to the transverse moving guide rail 601, at this time, the mud removing component 4 may be matched with the transverse moving cylinder and combined with the mud removing driving member 401 of itself, so that two degrees of freedom may be provided in the horizontal direction to move, and the coverage of a rectangular area on the horizontal plane may be completed, and the lifting driving mechanism 3 may be matched with the driving in the vertical direction, so as to reach various positions within the travel range of the lifting driving mechanism, and ensure the sufficiency of mud scraping.
It can be appreciated that the traversing cylinder can cooperate with the mud removing driving member 401 (e.g. cylinder), and the traversing cylinder and the mud removing driving member act simultaneously when the mud removing scraper 402 works, so as to provide driving forces perpendicular to each other in two directions for the mud removing scraper 402, thereby realizing rapid mud removal and improving mud removing efficiency.
Referring to fig. 4-5, as another embodiment of an automated apparatus for filter press mud cake removal provided herein, a mud removal blade 402 includes a rigid blade body 4021 coupled to a movable end of a mud removal driving member 401, and a flexible contact tip 4022 disposed at an end of the rigid blade body 4021 remote from the mud removal driving member 401. The rigid scraper main body 4021 of the mud removing scraper 402 can provide enough rigidity, so that force can be applied to the filter screen stably, the contact part of the rigid scraper main body 4021 with the filter screen is a flexible contact tail end 4022 which is made of a flexible material, the rigid scraper main body can be in full contact with the filter screen, the mud scraping efficiency and the full performance are guaranteed, and the abrasion to the filter screen is weak.
Referring to fig. 4 to 5, as another embodiment of an automatic apparatus for removing mud cake of a filter press provided in the present application, a rigid scraper body 4021 includes a connection part 40211 connected to a movable end of a mud removing driving member 401, and a force application part 40212 connected to the connection part 40211; the flexible contact tip 4022 is arranged on the force application part 40212, the force application part 40212 is perpendicular to the connecting part 40211, a curved surface transition part 40213 is arranged at the connecting part 40211 of the force application part 40212, the flexible contact tip 4022 is curved, a hyperboloid structure is further formed on the mud removing scraper 402, the flexible contact tip can be in good and stable contact with mud cakes, smooth and stable operation is realized on a filter screen which is in concave-convex conditions, and the sufficiency of mud scraping is ensured. And the flexible contact tail end 4022 is in a curved surface shape, so that the damage to the filter screen is not easy to occur, and the abrasion of the filter screen is reduced.
Referring to fig. 1-2, as another specific embodiment of an automatic device for removing mud cakes of a filter press provided by the present application, the number of mud removing assemblies 4 is two, and two mud removing assemblies 4 are symmetrically installed on the first mounting plate 2, so that the mud scraping operations on two sides can be completed simultaneously, the covered area is improved, and the working efficiency of mud scraping is further improved.
Referring to fig. 6-8, as another embodiment of an automatic apparatus for removing mud cake of a filter press provided in the present application, the lifting driving mechanism 3 includes a lifting fixing plate 301 fixedly connected to the support 1, a screw shaft 302 rotatably mounted on the lifting fixing plate 301, a screw nut 303 mounted on the screw shaft 302, and a lifting motor 304 (which may be mounted on the support 1) for driving the screw shaft 302 to rotate; the first mounting plate 2 is connected to a lead screw nut 303. The lifting motor 304 drives the screw shaft 302 to rotate, so that the screw nut 303 moves along the axial direction (i.e. the height direction and the vertical direction of the bracket 1) of the screw shaft 302, the first mounting plate 2 connected with the screw nut 303 synchronously moves, namely, the lifting motion is completed, and finally, the lifting motion of the mud removing assembly 4 connected with the first mounting plate 2 in the vertical direction is driven.
Referring to fig. 6-8, as another embodiment of an automatic apparatus for removing mud cake of a filter press provided in the present application, the lifting driving mechanism 3 further includes a lifting guide 3011 provided on the lifting fixing plate 301, a lifting sliding plate 305 connected to the screw nut 303 and slidingly connected to the lifting guide 3011, a lifting frame 306 fixedly installed on the lifting sliding plate 305, a driving pulley 307 connected to a rotating shaft of the lifting motor 304, a driven pulley 308 connected to the screw shaft 302, and a driving belt sleeved between the driving pulley 307 and the driven pulley 308; the first mounting plate 2 is connected to the lifting frame 306. That is, the first mounting plate 2 is indirectly connected with the screw nut 303 through the lifting sliding plate 305 and the lifting frame 306, the lifting sliding plate 305 is slidably connected with the lifting fixing plate 301 through the lifting guide rail 3011, so that stability in the lifting process can be ensured, and the lifting frame 306 has a height and thickness large enough that the first mounting plate 2 connected with the lifting frame 306 is not easy to be interfered by other components on the bracket 1 during lifting movement.
Please refer to fig. 1, as another embodiment of an automation equipment for removing mud cakes of a filter press that this application provided, support 1 is the portal frame, and wherein has sufficient space in order to supply to remove the lift of parts such as mud subassembly 4, and in the support of bilateral symmetry, can guarantee the stability that supports, and support 1 is difficult for rocking in the lift process, guarantees the stability of going the during operation of mud subassembly 4, and then guarantees the sufficiency of scraping mud, and is difficult for damaging the filter screen. The vision processing system 5 comprises two image acquisition cameras 501 which are opposite and are arranged at intervals, and can acquire images at two sides, so that errors of image acquisition caused by single-side light and other reasons are avoided; the automation equipment still includes two bases 7 that relative and interval set up, and the both sides of support 1 are installed respectively on base 7, and base 7 can support 1 to sufficient height, and when the space between two bases 7 held arm-tie dolly, filter screen and relevant subassembly, when the size structure of above-mentioned subassembly was great, also can provide sufficient lifting space for going mud subassembly 4 on the support 1.
It will be appreciated that the components of the first mounting plate 2, the desliming drive 401 (e.g. cylinder), the traversing cylinder, etc. may be selected to meet the requirements, i.e. the size of the screen, to meet the full coverage of the screen.
It is understood that the arrangement in the other specific embodiment may be an implementation that is further improved on the basis of other examples.
It is apparent that the above examples of the present application are merely illustrative examples of the present application and are not limiting of the embodiments of the present application. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modifications, equivalent substitutions, improvements, etc. that fall within the spirit and principles of the present application are intended to be included within the scope of the claims of this application.
Claims (9)
1. An automatic device for removing mud cakes of a filter press is characterized by comprising a bracket, a first mounting plate, a lifting driving mechanism, at least one mud removing assembly and a visual processing system, wherein the lifting driving mechanism is provided with the bracket and is used for driving the first mounting plate to move along the height direction of the bracket; the mud removing assembly comprises a mud removing driving piece fixedly connected with the first mounting plate and at least one mud removing scraping plate connected with the movable end of the mud removing driving piece; the mud removing assembly further comprises a mud removing sliding plate connected with the movable end of the mud removing driving piece; the mud removing assembly further comprises an elastic piece arranged between the mud removing scraping plate and the mud removing sliding plate; the mud removing driving piece is an air cylinder, and the mud removing assembly further comprises a mud removing fixing plate connected between the mud removing driving piece and the first mounting plate, and a plurality of mud removing guide rails arranged on the mud removing fixing plate; the mud removing sliding plate is slidably arranged on the mud removing guide rail; the mud removing driving piece is fixedly arranged on the mud removing fixing plate, and a plurality of mud removing guide rails are respectively positioned on two opposite sides of the mud removing driving piece; the mud removing sliding plate is provided with a mud removing scraping plate, and the mud removing driving piece drives the mud removing sliding plate to move in a telescopic mode, so that the mud removing scraping plate is driven to move in a telescopic mode;
the lifting driving mechanism further comprises a lifting guide rail of the lifting fixing plate, a lifting sliding plate which is connected with the screw nut and is in sliding connection with the lifting guide rail, and a lifting frame which is fixedly arranged on the lifting sliding plate; the lifting driving mechanism drives the lifting frame to ascend or descend, and in the ascending process of the lifting frame, the height between the upper top surface of the lifting frame and the ground is larger than the height between the upper top surface of the support and the ground.
2. The automated apparatus for removing mud cake of filter press according to claim 1, wherein the number of the mud removing scrapers is plural, the plurality of the mud removing scrapers are mounted on the mud removing sliding plate, and the plurality of the mud removing scrapers are sequentially distributed along the length direction of the mud removing sliding plate.
3. The automated apparatus for removing mud cake of filter press of claim 1, wherein the elastic member is a gas spring, the mud removing assembly further comprises a first connection plate provided to the mud removing sliding plate, and a second connection plate rotatably connected to the first connection plate; the mud removing scraping plate is arranged on the second connecting plate, one end of the gas spring is rotationally connected with the first connecting plate, and the other end of the gas spring is rotationally connected with the second connecting plate.
4. The automated apparatus for filter press sludge cake removal of claim 2, wherein the sludge removal driving member is a cylinder, the sludge removal assembly further comprising a sludge removal fixing plate connected between the sludge removal driving member and the first mounting plate, and a plurality of sludge removal guide rails provided on the sludge removal fixing plate; the mud removing sliding plate is slidably arranged on the mud removing guide rail; the mud removing driving piece is fixedly arranged on the mud removing fixing plate, and the mud removing guide rails are respectively positioned on two opposite sides of the mud removing driving piece.
5. An automated apparatus for filter cake removal according to any one of claims 1-4, further comprising a second mounting plate coupled to the lift drive, a traversing rail disposed on the second mounting plate, and a traversing cylinder disposed on the second mounting plate; the first mounting plate is slidably mounted on the transverse moving guide rail, and the first mounting plate is connected with a piston rod of the transverse moving cylinder.
6. An automated apparatus for mud cake removal in a filter press according to any one of claims 1-4 wherein the mud removal scraper comprises a rigid scraper body coupled to the movable end of the mud removal driving member and a flexible contact tip provided at an end of the rigid scraper body remote from the mud removal driving member.
7. The automated apparatus for mud cake removal for a filter press of claim 6, wherein the rigid scraper body comprises a connection portion connected to the movable end of the mud removal driving member, and a force application portion connected to the connection portion; the flexible contact tail end is arranged on the force application part, the force application part is perpendicular to the connecting part, a curved surface transition part is arranged at the connecting part of the force application part and the connecting part, and the flexible contact tail end is curved.
8. An automated apparatus for de-sludged cakes in a filter press according to any of claims 1 to 4, wherein the number of de-sludged assemblies is two, two of said de-sludged assemblies being symmetrically mounted on said first mounting plate.
9. An automated apparatus for filter press cake removal according to any one of claims 1-4, wherein the elevation drive mechanism comprises an elevation fixing plate fixedly connected to the support, a screw shaft rotatably mounted on the elevation fixing plate, a screw nut mounted on the screw shaft, and an elevation motor for driving the screw shaft to rotate; the first mounting plate is connected with the screw nut.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210043702.2A CN114291998B (en) | 2022-01-14 | 2022-01-14 | Automatic equipment for removing mud cake of filter press |
| PCT/CN2022/140063 WO2023134400A1 (en) | 2022-01-14 | 2022-12-19 | Automated device for mud cake removal of filter press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210043702.2A CN114291998B (en) | 2022-01-14 | 2022-01-14 | Automatic equipment for removing mud cake of filter press |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114291998A CN114291998A (en) | 2022-04-08 |
| CN114291998B true CN114291998B (en) | 2024-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210043702.2A Active CN114291998B (en) | 2022-01-14 | 2022-01-14 | Automatic equipment for removing mud cake of filter press |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN114291998B (en) |
| WO (1) | WO2023134400A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114291998B (en) * | 2022-01-14 | 2024-01-30 | 中国科学院深圳先进技术研究院 | Automatic equipment for removing mud cake of filter press |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN114291998A (en) | 2022-04-08 |
| WO2023134400A1 (en) | 2023-07-20 |
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