CN114870451A - Mud scraping mechanism and automatic mud scraping device and method of filter press - Google Patents
Mud scraping mechanism and automatic mud scraping device and method of filter press Download PDFInfo
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- CN114870451A CN114870451A CN202210423393.1A CN202210423393A CN114870451A CN 114870451 A CN114870451 A CN 114870451A CN 202210423393 A CN202210423393 A CN 202210423393A CN 114870451 A CN114870451 A CN 114870451A
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- 238000007790 scraping Methods 0.000 title claims abstract description 125
- 230000007246 mechanism Effects 0.000 title claims abstract description 90
- 238000000034 method Methods 0.000 title claims abstract description 9
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 42
- 230000001360 synchronised effect Effects 0.000 claims abstract description 28
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 230000000712 assembly Effects 0.000 claims abstract description 12
- 238000000429 assembly Methods 0.000 claims abstract description 12
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 9
- 239000004744 fabric Substances 0.000 description 12
- 238000001914 filtration Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 230000035699 permeability Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Classifications
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- 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
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- 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
- B01D25/12—Filter presses, i.e. of the plate or plate and frame type
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- 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
Abstract
The invention relates to the technical field of filter press mud scraping, and provides a mud scraping mechanism, an automatic mud scraping device of a filter press and an automatic mud scraping method of the filter press. The mud scraping mechanism comprises a fixed frame, synchronous belt lifting assemblies are arranged on two sides of the fixed frame, and two driving belt wheels are connected through an execution transmission shaft; one side of the fixed frame is provided with an execution driving motor and an execution driving reducer, and the execution driving reducer is connected with an execution transmission shaft; vertical guide rails are arranged on the inner walls of two sides of the fixed frame, a middle fixing frame is arranged in the fixed frame, sliding blocks are fixed on two sides of the middle fixing frame, and the sliding blocks are fixedly connected with the synchronous belt and are in sliding connection with the vertical guide rails; and a mud scraping component is arranged below the middle fixing frame. The mud scraping device comprises a controller, a supporting frame, a transverse moving mechanism and a longitudinal moving mechanism, wherein the mud scraping mechanism is arranged on the longitudinal moving mechanism. The automatic mud scraping device can realize automatic mud scraping of a plurality of filter presses, greatly reduce the mud scraping cost and improve the mud scraping efficiency and the mud scraping effect.
Description
Technical Field
The invention relates to the technical field of filter press mud scraping, in particular to a mud scraping mechanism, an automatic mud scraping device of a filter press and an automatic mud scraping method of the filter press.
Background
The filter press utilizes the filter cloth arranged on the filter plate as a filter medium to intercept particles in materials, utilizes the permeability of the filter cloth to discharge filtrate, and is suitable for filtering various materials. In the process of filtering materials by using the filter press, the viscosity of some materials is higher after filtering, filter cakes can be stuck on the filter cloth after filtering, capillary holes of the filter cloth are blocked, so that the filter cloth does not have enough air permeability, the discharge of filtrate during material filtering is directly influenced, and the filtering effect and the filtering efficiency are low. Therefore, the foreign matters adhered to the filter cloth need to be scraped off and matched with the subsequent washing operation, so that the filter cloth has enough air permeability to perform refiltering.
The mud scraping of the present filter press adopts two modes: one is to manually hold a mud scraper to scrape the filter cloth, and the mud scraping technology has poor effect, low operation speed, time and labor consumption and low efficiency; the other is to adopt a mud scraping device arranged above the filter presses to scrape mud, but the mode needs each filter press to be matched with one set of automatic mud scraping system, and the cost is higher.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a mud scraping mechanism, an automatic mud scraping device of a filter press and a method thereof, which can realize the automatic mud scraping of a plurality of filter presses, greatly reduce the mud scraping cost and improve the mud scraping efficiency and the mud scraping effect.
The technical scheme of the invention is as follows:
the mud scraping mechanism is characterized by comprising a fixed frame (801), wherein synchronous belt lifting assemblies are arranged on two sides of the fixed frame (801), each synchronous belt lifting assembly comprises a belt wheel fixing seat (806), a driven belt wheel (805) arranged in each belt wheel fixing seat (806), a driving belt wheel (804) arranged above the corresponding driven belt wheel (805), and a synchronous belt (802) sleeved on the driving belt wheel (804) and the corresponding driven belt wheel (805), and the two driving belt wheels (804) are connected through an execution transmission shaft (803); an execution driving motor (810) is arranged on the outer wall of one side of the fixed frame (801), the execution driving motor (810) is connected with an execution driving speed reducer (811), and the output shaft of the execution driving speed reducer (811) is connected with one end of the execution transmission shaft (803);
vertical guide rails (809) are arranged on the inner walls of two sides of the fixed frame (801), a middle fixing frame (807) is arranged inside the fixed frame (801), sliding blocks (808) are fixed on two sides of the middle fixing frame (807), the sliding blocks (808) are fixedly connected with synchronous belts (802) on the corresponding side, and the sliding blocks (808) are slidably connected with the vertical guide rails (809) on the corresponding side; and a mud scraping component is arranged below the middle fixing frame (807).
Further, the mud scraping assembly comprises a mud scraping plate (701) and an electric push rod (702), wherein one end of the electric push rod (702) is hinged to the middle fixing frame (807), and the other end of the electric push rod is hinged to the mud scraping plate (701).
Furthermore, the middle fixing frame (807) comprises at least one horizontal fixing rod, and two sliding blocks (808) are respectively fixed at two ends of the horizontal fixing rod; the left side wall and the right side wall of each horizontal fixing rod are both connected with two vertical fixing rods, the two vertical fixing rods are connected through a push rod fixing rod, and the bottom end of the outer side wall of each push rod fixing rod is hinged with the electric push rod (702); the top of mud scraper (701) is provided with first connecting block (7011) in the centre the bilateral symmetry of first connecting block (7011) is provided with two second connecting blocks (7012), the other end of electric putter (702) is articulated with corresponding first connecting block (7011), two the bottom of vertical dead lever respectively with corresponding two second connecting block (7012) are articulated.
Further, the fixed frame (801) comprises a front fixed frame and a rear fixed frame which are symmetrically arranged, the upper parts of the front fixed frame and the rear fixed frame are connected through at least two middle fixed rods, and the middle fixed frame (807) is arranged below the middle fixed rods; the front side fixing frame comprises a bottom horizontal mounting rod, two side vertical mounting rods respectively fixed at two sides of the top end of the bottom horizontal mounting rod, and a top horizontal mounting rod connected with the top ends of the two side vertical mounting rods; the belt wheel fixing seat (806) is fixed at the top end of the bottom horizontal mounting rod, and the driving belt wheel (804) is arranged below the top horizontal mounting rod; the vertical guide rails (809) are arranged on the side walls, close to the middle fixing frame (807), of the two side vertical mounting rods, and sliding grooves are formed in the left side and the right side of each vertical guide rail (809); two groups of pulleys are arranged on the outer side wall of the sliding block (808), each group of pulleys comprises two rows of pulleys, each row of pulleys comprises at least one pulley, and the two rows of pulleys in each group of pulleys are respectively connected in two sliding grooves of the corresponding vertical guide rail (809) in a sliding manner; slider (808) are in be provided with fixed block (812) between two sets of pulleys, keeping away from of fixed block (812) the lateral wall of slider (808) is provided with clamp splice (813), be provided with the logical groove of upper and lower direction on clamp splice (813), clamp splice (813) are passed through lead to the groove centre gripping on hold-in range (802) of corresponding side.
The automatic mud scraping device of the filter press is characterized by comprising a controller, a supporting frame (1), a transverse moving mechanism (4) and a longitudinal moving mechanism (5), wherein the transverse moving mechanism (4) is arranged on the supporting frame (1) and moves transversely along the supporting frame (1), the longitudinal moving mechanism (5) is arranged on the transverse moving mechanism (4) and moves longitudinally along the transverse moving mechanism (4), and the mud scraping mechanism (7) is arranged on the longitudinal moving mechanism (5); the execution driving motor (810) and the electric push rod (702) are electrically connected with the controller, and the controller is used for controlling the transverse moving mechanism (4) and the longitudinal moving mechanism (5) to act.
Furthermore, transverse guide rails (2) are arranged at the top ends of the left side and the right side of the supporting frame (1); the transverse moving mechanism (4) comprises a transverse moving frame (401), a transverse driving motor (402), a transverse driving speed reducer (403), a transverse driving roller (404) and a transverse driven roller (405) are arranged on the left side and the right side of the top end of the transverse moving frame (401), the transverse driving motor (402) is connected with the transverse driving speed reducer (403), the transverse driving speed reducer (403) is connected with the transverse driving roller (404), and the transverse driven roller (405) is arranged behind the transverse driving roller (404); the transverse driving roller (404) and the transverse driven roller (405) are arranged in the transverse guide rail (2) on the corresponding side in a sliding manner; the lateral drive motor (402) is electrically connected to the controller.
Furthermore, the top ends of the horizontal connecting rod at the front side of the bottom and the horizontal connecting rod at the rear side of the bottom of the transverse moving frame (401) are respectively provided with a longitudinal guide rail (9) and a longitudinal driving rack (10) which are parallel to each other; the longitudinal moving mechanism (5) comprises a longitudinal moving frame (501), a longitudinal driving motor (502) and a longitudinal driving reducer (503) are arranged on the right side of the longitudinal moving frame (501), the front side and the rear side of the longitudinal moving frame (501) are both provided with a longitudinal driving gear (505) and a longitudinal driven roller (506), the longitudinal driving motor (502) is connected with the longitudinal driving reducer (503), the longitudinal driving speed reducer (503) is a speed reducer with double output shafts, two output shafts on the front side and the rear side of the longitudinal driving speed reducer (503) are connected with a longitudinal driving gear (505) on the corresponding side through a longitudinal driving shaft (504), the longitudinal driving gear (505) is meshed with the longitudinal driving rack (10) on the corresponding side, the longitudinal driven roller (506) is arranged in the longitudinal guide rail (9) on the corresponding side in a sliding manner; the longitudinal driving motor (502) is electrically connected with the controller; the fixed frame (801) is fixed inside the longitudinally moving frame (501).
Further, be provided with rotary encoder in the pivot of horizontal driven gyro wheel (405), the bottom of lateral shifting frame (401) is provided with horizontal proximity switch, the left lateral wall, the right lateral wall of longitudinal shifting frame (501) all are provided with vertical limit switch, the left inside wall, the right inside wall of lateral shifting frame (401) are provided with the limit baffle who corresponds the vertical limit switch position of the side that corresponds respectively, rotary encoder, horizontal proximity switch, vertical limit switch all with the controller electricity is connected.
The method for automatically scraping the mud of the filter press by using the automatic mud scraping device of the filter press is characterized by comprising the following steps of:
step 1: the controller controls the transverse driving motor (402) to start, so that the transverse moving mechanism (4) moves along the transverse guide rail (2) on the supporting frame (1), and controls the transverse driving motor (402) to stop rotating after the transverse moving mechanism (4) moves right above the filter press (3);
step 2: the controller controls the longitudinal driving motor (502) to start, so that the longitudinal moving mechanism (5) moves along a longitudinal guide rail (9) on the transverse moving frame (401), and simultaneously controls the pulling plate trolley of the filter press (3) to move, and when the position of the pulling plate trolley coincides with the position of the mud scraping mechanism (7), the longitudinal driving motor (502) is controlled to stop rotating;
and step 3: the actuating motor (810) is started in the control of the controller, the corresponding synchronous belt lifting assembly is driven to move, the corresponding middle fixing frame (807) is driven to lift through the corresponding sliding block (808), the mud scraping plate (701) is made to move up and down, the electric push rod (702) is controlled to stretch out and draw back to control the mud scraping plate (701) to open and close to scrape mud when the mud scraping plate (701) moves up and down, when the mud scraping working time reaches the preset mud scraping working time threshold value, the actuating motor (810) corresponding to the control of the controller is closed with the electric push rod (702).
The invention has the beneficial effects that:
(1) according to the mud scraping mechanism, the synchronous belt lifting assemblies are arranged on the two sides of the fixed frame, the middle fixing frame is arranged inside the fixed frame, the mud scraping assemblies are arranged below the middle fixing frame, the two sides of the middle fixing frame are fixedly connected with the synchronous belts through the sliding blocks, and the sliding blocks are in sliding connection with the vertical guide rails on the two sides of the synchronous belts, so that the automatic, efficient and stable control over the lifting of the mud scraping assemblies can be realized, and the mud scraping efficiency and effect are improved.
(2) According to the mud scraping mechanism, the first connecting block is arranged in the middle of the top end of the mud scraping plate and hinged with the electric push rod, the second connecting blocks are arranged on two sides of the mud scraping plate and hinged with the vertical fixing rods on two sides of the middle fixing frame, so that the mud scraping plate can be automatically controlled to be stably opened and closed, large filter mud adhered to filter cloth can be effectively cleaned, mud scraping efficiency and effect are improved, and difficulty in subsequent cleaning is reduced.
(3) The automatic mud scraping device of the filter press of the invention can arrange a plurality of stations at the inner side of the supporting frame, realize the use of one set of mud scraping device on a plurality of filter presses, realize the automatic mud scraping of a plurality of filter presses and greatly reduce the mud scraping cost by arranging the transverse guide rails at the two sides of the supporting frame, arranging the transverse driving roller and the transverse driven roller in the transverse moving mechanism to slide in the transverse guide rails, arranging the longitudinal guide rails and the longitudinal driving rack in the transverse moving mechanism, arranging the longitudinal driving gear in the longitudinal moving mechanism to be meshed with the longitudinal driving rack, arranging the longitudinal driven roller to slide in the longitudinal guide rails, arranging the mud scraping mechanism on the longitudinal moving mechanism, arranging the controller and the transverse driving motor of the transverse moving mechanism, the longitudinal driving motor of the longitudinal moving mechanism, and the execution driving motor of the mud scraping mechanism to be connected with the electric push rod, the efficiency of scraping mud and the effect of scraping mud are improved, manpower and materials have been practiced thrift, and structural design is reasonable, stability is high, convenient to use, easy operation.
Drawings
Fig. 1 is a schematic structural view of the mud scraping mechanism of the present invention.
Fig. 2 is a schematic structural view of a mud scraper in the mud scraping mechanism of the present invention.
Fig. 3 is a schematic structural view of a fixing block and a clamping block in the mud scraping mechanism of the present invention.
Fig. 4 is a working schematic diagram of the automatic mud scraping device of the filter press of the invention with a plurality of filter presses.
Fig. 5 is a schematic structural view of a lateral moving mechanism in the automatic mud scraping device of the filter press according to the present invention.
Fig. 6 is a schematic view of the installation position of the mud scraping mechanism on the longitudinal moving mechanism in the automatic mud scraping device of the filter press according to the invention.
In the figure, 1-a support frame, 2-a transverse guide rail, 3-a filter press, 4-a transverse moving mechanism, 401-a transverse moving frame, 402-a transverse driving motor, 403-a transverse driving reducer, 404-a transverse driving roller, 405-a transverse driven roller, 5-a longitudinal moving mechanism, 501-a longitudinal moving frame, 502-a longitudinal driving motor, 503-a longitudinal driving reducer, 504-a longitudinal transmission shaft, 505-a longitudinal driving gear, 506-a longitudinal driven roller, 7-a mud scraping mechanism, 701-a mud scraping plate, 7011-a first connecting block, 7012-a second connecting block, 702-an electric push rod, 801-a fixed frame, 802-a synchronous belt, 803-an execution transmission shaft, 804-a driving pulley, 805-a driven pulley, 806-a pulley fixed seat, 807-a middle fixed frame, 808-a sliding block, 809-a vertical guide rail, 810-an execution driving motor, 811-an execution driving reducer, 812-fixed block, 813-clamping block, 9-longitudinal guide rail, and 10-longitudinal driving rack.
Detailed Description
The invention will be further described with reference to the drawings and the detailed description.
The following are specifically mentioned: the "front" and "rear" directions in the present invention are the directions of the lateral rails 2, and the "left" and "right" directions are the directions of the longitudinal rails 9, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
As shown in fig. 1, the mud scraping mechanism of the present invention includes a fixed frame 801, two sides of the fixed frame 801 are provided with synchronous belt lifting assemblies, each of the synchronous belt lifting assemblies includes a pulley fixing seat 806, a driven pulley 805 arranged inside the pulley fixing seat 806, a driving pulley 804 arranged above the driven pulley 805, and a synchronous belt 802 sleeved on the driving pulley 804 and the driven pulley 805, and the two driving pulleys 804 are connected through an execution transmission shaft 803; an execution driving motor 810 is arranged on the outer wall of one side of the fixed frame 801, an execution driving reducer 811 is connected to the execution driving motor 810, and the output shaft of the execution driving reducer 811 is connected with one end of the execution transmission shaft 803;
In this embodiment, the mud scraping assembly includes a mud scraper 701 and an electric push rod 702, wherein one end of the electric push rod 702 is hinged to the middle fixing frame 807, and the other end is hinged to the mud scraper 701.
According to the mud scraping mechanism, the synchronous belt lifting assemblies are arranged on two sides of the fixed frame 801, the middle fixing frame 807 is arranged inside the synchronous belt lifting assemblies, the mud scraping assemblies are arranged below the middle fixing frame 807, two sides of the middle fixing frame 807 are fixedly connected with the synchronous belt 802 through the sliding blocks 808, and the sliding blocks 808 are in sliding connection with the vertical guide rails 809 on two sides of the synchronous belt 802, so that the automatic, efficient and stable control over the lifting of the mud scraping assemblies can be realized, and the mud scraping efficiency and effect are improved.
The middle fixing frame 807 comprises at least one horizontal fixing rod, and two sliding blocks 808 are respectively fixed at two ends of the horizontal fixing rod; the left side wall and the right side wall of each horizontal fixing rod are connected with two vertical fixing rods, the two vertical fixing rods are connected through a push rod fixing rod, and the bottom end of the outer side wall of the push rod fixing rod is hinged with the electric push rod 702. As shown in fig. 2, a first connecting block 7011 is arranged in the middle of the top end of the mud scraper 701, two second connecting blocks 7012 are symmetrically arranged on two sides of the first connecting block 7011, the other end of the electric push rod 702 is hinged to the corresponding first connecting block 7011, and the bottom ends of the two vertical fixing rods are hinged to the corresponding two second connecting blocks 7012 respectively. According to the invention, the first connecting block 7011 is arranged in the middle of the top end of the mud scraping plate 701 in the mud scraping mechanism 7 and hinged with the electric push rod 702, the second connecting blocks 7012 are arranged on two sides and hinged with the vertical fixing rods on two sides of the middle fixing frame 807, so that the stable opening and closing of the mud scraping plate 701 can be automatically controlled, large filter mud adhered to filter cloth can be effectively cleaned, the mud scraping efficiency and effect are improved, and the difficulty in subsequent cleaning is reduced.
The fixing frame 801 comprises a front fixing frame and a rear fixing frame which are symmetrically arranged, the upper parts of the front fixing frame and the rear fixing frame are connected through at least two middle fixing rods, and the middle fixing frame 807 is arranged below the middle fixing rods; the front side fixing frame comprises a bottom horizontal mounting rod, two side vertical mounting rods respectively fixed at two sides of the top end of the bottom horizontal mounting rod, and a top horizontal mounting rod connected with the top ends of the two side vertical mounting rods; the pulley fixing base 806 is fixed on the top end of the bottom horizontal mounting rod, and the driving pulley 804 is arranged below the top horizontal mounting rod. The vertical guide rails 809 are arranged on the side walls, close to the middle fixing frame 807, of the two side vertical mounting rods, and sliding grooves are formed in the left side and the right side of each vertical guide rail 809; the outer side wall of the sliding block 808 is provided with two groups of pulleys, each group of pulleys comprises two rows of pulleys, each row of pulleys comprises at least one pulley, and the two rows of pulleys in each group of pulleys are respectively connected in the two sliding grooves of the corresponding vertical guide rail 809 in a sliding manner. In this embodiment, as shown in fig. 1, each row of pulleys includes two pulleys. As shown in fig. 3, a fixed block 812 is arranged between the two sets of pulleys of the slider 808, a clamping block 813 is arranged on the side wall of the fixed block 812, which is far away from the slider 808, a through groove in the up-down direction is arranged on the clamping block 813, and the clamping block 813 is clamped on the synchronous belt 802 on the corresponding side through the through groove.
In this embodiment, the execution driving motor 810 is a motor with a band-type brake; the upper parts of the side walls of the two vertical side mounting rods far away from the middle fixing frame 807 are connected through a speed reducer fixing plate, and the execution driving speed reducer 811 is fixed on the outer side wall of the speed reducer fixing plate. The mud scraping component can be arranged in more than two groups according to the requirement.
The working principle of the mud scraping mechanism 7 is described below with reference to the accompanying drawings:
after the execution driving motor 810 is connected with the execution driving reducer 811, torque is transmitted to the execution transmission shaft 803, the execution transmission shaft 803 drives the driving pulleys 804 on two sides to rotate, the driving pulleys 804 are matched with the corresponding driven pulleys 805 to drive the corresponding synchronous belts 802 to move, the synchronous belts 802 on two sides simultaneously move to drive the sliding blocks 808 on two sides to move up and down through the clamping blocks 813 and the fixed blocks 812, the pulleys on the sliding blocks 808 slide along the sliding grooves of the corresponding vertical guide rails 809, and the sliding blocks 808 on two sides drive the middle fixing frame 807 to ascend and descend. When the mud scraping operation needs to be performed on the filter press 3, the controller controls the electric push rod 702 to push the mud scraping plate 701 to open and close for mud scraping.
As shown in fig. 4, the automatic mud scraping device of a filter press equipped with the mud scraping mechanism of the present invention comprises a controller, a supporting frame 1, a transverse moving mechanism 4, a longitudinal moving mechanism 5, wherein the transverse moving mechanism 4 is arranged on the supporting frame 1 and moves transversely along the supporting frame 1, the longitudinal moving mechanism 5 is arranged on the transverse moving mechanism 4 and moves longitudinally along the transverse moving mechanism 4, and the mud scraping mechanism 7 is arranged on the longitudinal moving mechanism 5; the execution driving motor 810 and the electric push rod 702 are electrically connected with the controller, and the controller is used for controlling the transverse moving mechanism 4 and the longitudinal moving mechanism 5 to act.
In this embodiment, the top ends of the left side and the right side of the supporting frame 1 are provided with the transverse guide rails 2. As shown in fig. 5, the transverse moving mechanism 4 includes a transverse moving frame 401, the top end of the transverse moving frame 401 is provided with a transverse driving motor 402, a transverse driving reducer 403, a transverse driving roller 404 and a transverse driven roller 405 on the left side and the right side, the transverse driving motor 402 is connected with the transverse driving reducer 403, the transverse driving reducer 403 is connected with the transverse driving roller 404, and the transverse driven roller 405 is arranged behind the transverse driving roller 404; the transverse driving roller 404 and the transverse driven roller 405 are arranged in the transverse guide rail 2 on the corresponding side in a sliding manner; the lateral drive motor 402 is electrically connected to the controller.
The top ends of the horizontal connecting rod at the front side of the bottom and the horizontal connecting rod at the rear side of the bottom of the transverse moving frame 401 are respectively provided with a longitudinal guide rail 9 and a longitudinal driving rack 10 which are parallel to each other. As shown in fig. 6, the longitudinal moving mechanism 5 includes a longitudinal moving frame 501, a longitudinal driving motor 502 and a longitudinal driving reducer 503 are provided on the right side of the longitudinal moving frame 501, a longitudinal driving gear 505 and a longitudinal driven roller 506 are provided on both the front side and the rear side of the longitudinal moving frame 501, the longitudinal driving motor 502 is connected to the longitudinal driving reducer 503, the longitudinal driving reducer 503 is a dual-output-shaft reducer, both output shafts on the front side and the rear side of the longitudinal driving reducer 503 are connected to the longitudinal driving gear 505 on the corresponding side through a longitudinal transmission shaft 504, the longitudinal driving gear 505 is engaged with the longitudinal driving rack 10 on the corresponding side, and the longitudinal driven roller 506 is slidably provided in the longitudinal guide 9 on the corresponding side; the longitudinal driving motor 502 is electrically connected with the controller; the fixed frame 801 is fixed inside the longitudinally moving frame 501.
In this embodiment, be provided with rotary encoder in the pivot of horizontal driven gyro wheel 405, the bottom of lateral shifting frame 401 is provided with horizontal proximity switch, the left lateral wall, the right lateral wall of longitudinal shifting frame 501 all are provided with vertical limit switch, the left inside wall, the right inside wall of lateral shifting frame 401 are provided with the limit baffle who corresponds the vertical limit switch position of the corresponding side respectively, rotary encoder, horizontal proximity switch, vertical limit switch all with the controller electricity is connected.
In this embodiment, the supporting frame 1 includes a left supporting frame and a right supporting frame which are symmetrically arranged, the two transverse guide rails 2 are respectively arranged at the top ends of the left supporting frame and the right supporting frame, a plurality of stations are transversely arranged between the left supporting frame and the right supporting frame, and each station is used for placing one filter press 3 without any change to the filter press. The transverse moving frame 401 comprises a transverse bottom front side horizontal connecting rod and a transverse bottom rear side horizontal connecting rod which are symmetrically arranged, the transverse bottom front side horizontal connecting rod is connected with the transverse bottom rear side horizontal connecting rod through a transverse bottom left side horizontal connecting rod and a transverse bottom right side horizontal connecting rod which are parallel to each other, the top end of the transverse bottom left side horizontal connecting rod is provided with two transverse left side vertical connecting rods, the top end of the transverse bottom right side horizontal connecting rod is provided with two transverse right side vertical connecting rods, the top ends of the transverse left side vertical connecting rod and the transverse right side vertical connecting rod of the front side are connected through a transverse top front side horizontal connecting rod, the top ends of the transverse left side vertical connecting rod and the transverse right side vertical connecting rod of the rear side are connected through a transverse top rear side horizontal connecting rod, the lengths of the transverse top front side horizontal connecting rod and the transverse top rear side horizontal connecting rod are equal and are larger than the transverse bottom front side horizontal connecting rod, The length of horizontal bottom rear side horizontal connecting rod, horizontal top front side horizontal connecting rod with horizontal top rear side horizontal connecting rod is connected through horizontal top left side horizontal connecting rod, horizontal top right side horizontal connecting rod respectively at left end, right-hand member, horizontal top left side horizontal connecting rod, horizontal top right side horizontal connecting rod all set up corresponding horizontal drive gyro wheel 404, horizontal driven gyro wheel 405 in the bottom.
The operation of the lateral shifting mechanism 4 will be described with reference to the accompanying drawings:
after the transverse driving motor 402 is connected to the transverse driving reducer 403, the torque is transmitted to the transverse driving roller 404, and the transverse driving roller 404 is driven to rotate to match with the corresponding transverse driven roller 405, so that the transverse moving frame 401 moves along the transverse guide rail 2. The rotary encoder arranged on the transverse driven roller 405 is used for accurately calculating and determining the position where the transverse moving frame 401 stops, specifically, the rotary encoder calculates the displacement of the transverse driven roller 405 and sends a transverse stop moving signal to the controller when the displacement reaches a set threshold value, and the controller controls the transverse driving motor 402 to stop when receiving the transverse stop moving signal, so that the transverse moving frame 401 is controlled to stop moving. The transverse proximity switch arranged on the transverse moving frame 401 is used for detecting whether the transverse moving frame 401 is at a station, specifically, the transverse proximity switch sends a longitudinal moving signal to the controller when the transverse moving frame 401 moves to a position above the filter press 3 at a specified station, and the controller controls the longitudinal driving motor 502 to start to prepare for mud scraping operation when receiving the longitudinal moving signal. And after the mud scraping is finished, moving the filter cloth to the position above the filter press 3 at the next station, and circulating the operation so as to finish the mud scraping work of the filter cloth.
In this embodiment, the longitudinal driving reducer 503 is disposed in the middle of the right side of the longitudinal moving frame 501; two longitudinal driven rollers 506 are provided to support the longitudinally moving frame 501.
The operation of the longitudinal movement mechanism 5 will be described with reference to the accompanying drawings:
after the longitudinal driving motor 502 is connected with the longitudinal driving reducer 503, the torque is transmitted to the longitudinal transmission shaft 504, the longitudinal transmission shaft 504 drives the longitudinal driving gear 505 to rotate, the longitudinal driving gear 505 is meshed with the longitudinal driving rack 10 on the corresponding side and is matched with the longitudinal driven roller 506 on the corresponding side, so that the longitudinal moving frame 501 moves along the longitudinal guide rail 9. Specifically, the longitudinal limit switch sends a longitudinal stop moving signal to the controller when contacting the limit baffle on the corresponding side, and the controller controls the longitudinal driving motor 502 to stop when receiving the longitudinal stop moving signal.
The method for automatically scraping the mud of the filter press by using the automatic mud scraping device of the filter press comprises the following steps:
step 1: the controller controls the transverse driving motor 402 to start, so that the transverse moving mechanism 4 moves along the transverse guide rail 2 on the support frame 1, and controls the transverse driving motor 402 to stop rotating after the transverse moving mechanism 4 moves right above the filter press 3;
step 2: the controller controls the longitudinal driving motor 502 to start, so that the longitudinal moving mechanism 5 moves along the longitudinal guide rail 9 on the transverse moving frame 401, and simultaneously controls the pulling plate trolley of the filter press 3 to move, and when the position of the pulling plate trolley coincides with the position of the mud scraping mechanism 7, the longitudinal driving motor 502 is controlled to stop rotating;
and step 3: the controller controls the execution driving motor 810 to start, drives the corresponding synchronous belt lifting assembly to move, drives the corresponding middle fixing frame 807 to lift through the corresponding sliding block 808, so that the mud scraping plate 701 moves up and down, controls the electric push rod 702 to stretch out and draw back when the mud scraping plate 701 moves up and down, thereby controlling the mud scraping plate 701 to open and close for mud scraping, and controls the corresponding execution driving motor 810 and the electric push rod 702 to close when the mud scraping working time reaches the preset mud scraping working time threshold value.
It is to be understood that the above-described embodiments are only a few embodiments of the present invention, and not all embodiments. The above examples are only for explaining the present invention and do not constitute a limitation to the scope of protection of the present invention. All other embodiments, which can be derived by those skilled in the art from the above-described embodiments without any creative effort, namely all modifications, equivalents, improvements and the like made within the spirit and principle of the present application, fall within the protection scope of the present invention claimed.
Claims (9)
1. The mud scraping mechanism is characterized by comprising a fixed frame (801), wherein synchronous belt lifting assemblies are arranged on two sides of the fixed frame (801), each synchronous belt lifting assembly comprises a belt wheel fixing seat (806), a driven belt wheel (805) arranged in each belt wheel fixing seat (806), a driving belt wheel (804) arranged above the corresponding driven belt wheel (805), and a synchronous belt (802) sleeved on the driving belt wheel (804) and the corresponding driven belt wheel (805), and the two driving belt wheels (804) are connected through an execution transmission shaft (803); an execution driving motor (810) is arranged on the outer wall of one side of the fixed frame (801), the execution driving motor (810) is connected with an execution driving speed reducer (811), and the output shaft of the execution driving speed reducer (811) is connected with one end of the execution transmission shaft (803);
vertical guide rails (809) are arranged on the inner walls of two sides of the fixed frame (801), a middle fixing frame (807) is arranged inside the fixed frame (801), sliding blocks (808) are fixed on two sides of the middle fixing frame (807), the sliding blocks (808) are fixedly connected with synchronous belts (802) on the corresponding side, and the sliding blocks (808) are slidably connected with the vertical guide rails (809) on the corresponding side; and a mud scraping component is arranged below the middle fixing frame (807).
2. The mud scraping mechanism according to claim 1, characterized in that the mud scraping assembly comprises a mud scraping plate (701) and an electric push rod (702), wherein one end of the electric push rod (702) is hinged with a middle fixing frame (807), and the other end is hinged with the mud scraping plate (701).
3. The mud scraping mechanism as claimed in claim 2, wherein said middle fixing frame (807) comprises at least one horizontal fixing rod, two sliding blocks (808) are respectively fixed at two ends of said horizontal fixing rod; the left side wall and the right side wall of each horizontal fixing rod are both connected with two vertical fixing rods, the two vertical fixing rods are connected through a push rod fixing rod, and the bottom end of the outer side wall of each push rod fixing rod is hinged with the electric push rod (702); the top of mud scraper (701) is provided with first connecting block (7011) in the centre the bilateral symmetry of first connecting block (7011) is provided with two second connecting blocks (7012), the other end of electric putter (702) is articulated with corresponding first connecting block (7011), two the bottom of vertical dead lever respectively with corresponding two second connecting block (7012) are articulated.
4. The mud scraping mechanism as claimed in claim 1, wherein the fixed frame (801) comprises a front fixed frame and a rear fixed frame which are symmetrically arranged, the upper parts of the front fixed frame and the rear fixed frame are connected by at least two middle fixed rods, and the middle fixed frame (807) is arranged below the middle fixed rods; the front side fixing frame comprises a bottom horizontal mounting rod, two side vertical mounting rods respectively fixed at two sides of the top end of the bottom horizontal mounting rod, and a top horizontal mounting rod connected with the top ends of the two side vertical mounting rods; the belt wheel fixing seat (806) is fixed at the top end of the bottom horizontal mounting rod, and the driving belt wheel (804) is arranged below the top horizontal mounting rod; the vertical guide rails (809) are arranged on the side walls, close to the middle fixing frame (807), of the two side vertical mounting rods, and sliding grooves are formed in the left side and the right side of each vertical guide rail (809); two groups of pulleys are arranged on the outer side wall of the sliding block (808), each group of pulleys comprises two rows of pulleys, each row of pulleys comprises at least one pulley, and the two rows of pulleys in each group of pulleys are respectively connected in two sliding grooves of the corresponding vertical guide rail (809) in a sliding manner; slider (808) are in be provided with fixed block (812) between two sets of pulleys, keeping away from of fixed block (812) the lateral wall of slider (808) is provided with clamp splice (813), be provided with the logical groove of upper and lower direction on clamp splice (813), clamp splice (813) are passed through lead to the groove centre gripping on hold-in range (802) of corresponding side.
5. An automatic mud scraping device of a filter press provided with the mud scraping mechanism of claim 2, which comprises a controller, a supporting frame (1), a transverse moving mechanism (4) and a longitudinal moving mechanism (5), wherein the transverse moving mechanism (4) is arranged on the supporting frame (1) and moves transversely along the supporting frame (1), the longitudinal moving mechanism (5) is arranged on the transverse moving mechanism (4) and moves longitudinally along the transverse moving mechanism (4), and the mud scraping mechanism (7) is arranged on the longitudinal moving mechanism (5); the execution driving motor (810) and the electric push rod (702) are electrically connected with the controller, and the controller is used for controlling the transverse moving mechanism (4) and the longitudinal moving mechanism (5) to act.
6. The automatic mud scraping device of filter press according to claim 5, characterized in that the left and right sides of the supporting frame (1) are provided with a transverse guide rail (2) at the top end; the transverse moving mechanism (4) comprises a transverse moving frame (401), a transverse driving motor (402), a transverse driving speed reducer (403), a transverse driving roller (404) and a transverse driven roller (405) are arranged on the left side and the right side of the top end of the transverse moving frame (401), the transverse driving motor (402) is connected with the transverse driving speed reducer (403), the transverse driving speed reducer (403) is connected with the transverse driving roller (404), and the transverse driven roller (405) is arranged behind the transverse driving roller (404); the transverse driving roller (404) and the transverse driven roller (405) are arranged in the transverse guide rail (2) on the corresponding side in a sliding manner; the lateral drive motor (402) is electrically connected to the controller.
7. The automatic mud scraping device of filter press according to claim 6, characterized in that the horizontal connecting rod at the front side of the bottom and the horizontal connecting rod at the rear side of the bottom of the transverse moving frame (401) are provided with a longitudinal guide rail (9) and a longitudinal driving rack (10) which are parallel to each other at the top end; the longitudinal moving mechanism (5) comprises a longitudinal moving frame (501), a longitudinal driving motor (502) and a longitudinal driving reducer (503) are arranged on the right side of the longitudinal moving frame (501), the front side and the rear side of the longitudinal moving frame (501) are both provided with a longitudinal driving gear (505) and a longitudinal driven roller (506), the longitudinal driving motor (502) is connected with the longitudinal driving reducer (503), the longitudinal driving speed reducer (503) is a double-output shaft speed reducer, two output shafts on the front side and the rear side of the longitudinal driving speed reducer (503) are connected with a longitudinal driving gear (505) on the corresponding side through a longitudinal driving shaft (504), the longitudinal driving gear (505) is meshed with the longitudinal driving rack (10) on the corresponding side, the longitudinal driven roller (506) is arranged in the longitudinal guide rail (9) on the corresponding side in a sliding manner; the longitudinal driving motor (502) is electrically connected with the controller; the fixed frame (801) is fixed inside the longitudinally moving frame (501).
8. The automatic mud scraping device of filter press according to claim 7, wherein a rotary encoder is arranged on the rotating shaft of the transverse driven roller (405), a transverse proximity switch is arranged at the bottom of the transverse moving frame (401), longitudinal limit switches are arranged on the left outer side wall and the right outer side wall of the longitudinal moving frame (501), limit baffles corresponding to the positions of the longitudinal limit switches on the corresponding sides are respectively arranged on the left inner side wall and the right inner side wall of the transverse moving frame (401), and the rotary encoder, the transverse proximity switch and the longitudinal limit switches are electrically connected with the controller.
9. A method for automatic mud scraping of a filter press using the automatic mud scraping apparatus for a filter press according to claim 7, comprising the steps of:
step 1: the controller controls the transverse driving motor (402) to start, so that the transverse moving mechanism (4) moves along the transverse guide rail (2) on the supporting frame (1), and controls the transverse driving motor (402) to stop rotating after the transverse moving mechanism (4) moves right above the filter press (3);
step 2: the controller controls the longitudinal driving motor (502) to start, so that the longitudinal moving mechanism (5) moves along a longitudinal guide rail (9) on the transverse moving frame (401), and simultaneously controls the pulling plate trolley of the filter press (3) to move, and when the position of the pulling plate trolley coincides with the position of the mud scraping mechanism (7), the longitudinal driving motor (502) is controlled to stop rotating;
and step 3: the actuating motor (810) is started in the control of the controller, the corresponding synchronous belt lifting assembly is driven to move, the corresponding middle fixing frame (807) is driven to lift through the corresponding sliding block (808), the mud scraping plate (701) is made to move up and down, the electric push rod (702) is controlled to stretch out and draw back to control the mud scraping plate (701) to open and close to scrape mud when the mud scraping plate (701) moves up and down, when the mud scraping working time reaches the preset mud scraping working time threshold value, the actuating motor (810) corresponding to the control of the controller is closed with the electric push rod (702).
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| CN202210423393.1A CN114870451A (en) | 2022-04-21 | 2022-04-21 | Mud scraping mechanism and automatic mud scraping device and method of filter press |
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| CN202210423393.1A CN114870451A (en) | 2022-04-21 | 2022-04-21 | Mud scraping mechanism and automatic mud scraping device and method of filter press |
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| CN114712910A (en) * | 2022-04-21 | 2022-07-08 | 赤峰云铜有色金属有限公司 | Cleaning mechanism and automatic cleaning device and method for filter press |
| CN114733237A (en) * | 2022-04-21 | 2022-07-12 | 赤峰云铜有色金属有限公司 | Automatic mud scraping and cleaning device and method for filter press |
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