CN113751302A - Fixing device is connected with roller sieve convenient to maintenance and change to machining - Google Patents
Fixing device is connected with roller sieve convenient to maintenance and change to machining Download PDFInfo
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- CN113751302A CN113751302A CN202111084382.7A CN202111084382A CN113751302A CN 113751302 A CN113751302 A CN 113751302A CN 202111084382 A CN202111084382 A CN 202111084382A CN 113751302 A CN113751302 A CN 113751302A
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- fixedly connected
- shaped
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- rod
- hinge
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/12—Apparatus having only parallel elements
- B07B1/14—Roller screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
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Abstract
The invention discloses a roller screen connecting and fixing device convenient to maintain and replace for machining, which comprises two working tables, wherein two U-shaped frames are fixedly arranged at the top end of each working table, a plurality of ejector rods are fixedly connected to each U-shaped frame, a cushion block is arranged on the device, a movable plate can be well kept to be vertical to a movable groove, the L-shaped pressure bar is convenient to push, the hinge device is provided with a through groove, a hinge cylinder, a first hinge pin, a hinge block, a hinge piece and a second hinge pin, plays a role in hinge joint, ensures the normal operation of the device, and is provided with a first positioning hole, a second positioning hole, a first positioning rod and a second positioning rod, thereby well ensuring the stability of the ascending and descending states of the adjusting block and the inclined block, and is provided with a T-shaped chute, a central rod and a T-shaped slide block, the U-shaped bearing frame can be well guaranteed to be capable of moving stably, and the axle center of the rollers is kept horizontal.
Description
Technical Field
The invention relates to the field of mechanical roller screens, in particular to a roller screen connecting and fixing device convenient to maintain and replace for machining.
Background
Today of social progress development, mechanical automation equipment such as roller screen is all adopted in most production processes, and great improvement work efficiency realizes the high-efficient screening of material.
The domestic existing pelletizing green ball screening and distributing system consists of 56 roller screens, qualified pellets of 8-12mm are screened by the rotation of a motor, the roller screens are fixedly installed on a bottom plate through bearing seats by using bolts, the outer surface abrasion speed of each roller in the roller screens is high in the operation process, after the outer surfaces of the rollers are abraded, the gap of the whole screening system is increased, the loss of the qualified pellets is caused, the yield of the pellets is reduced, unqualified products are bred, and therefore the gap of the roller screens needs to be adjusted in time or the roller screens need to be replaced.
The roller screen is rigidly connected and fixed with the base by bolts, the roller screen is large in quantity, installation space is small, time and labor are wasted during bolt installation, gap adjustment difficulty is large during production line production, potential safety hazards exist during installation replacement, the roller screen which is seriously worn can only be replaced when the machine is stopped, meanwhile, the roller screen is influenced by the installation position of a bearing seat bolt, the roller screen is not worn to the place and needs to be discharged, the service life is short, and maintenance cost is increased.
Disclosure of Invention
In order to solve the existing problems, the invention provides a roller screen connecting and fixing device for machining, which is convenient to maintain and replace.
The invention is realized by the following technical scheme:
a roller sieve connecting and fixing device convenient to maintain and replace for machining comprises two working tables, wherein two U-shaped frames are fixedly mounted at the top end of each working table, a plurality of ejector rods are fixedly connected to each U-shaped frame, a supporting plate is fixedly connected to the top end of each working table, a cushion block is fixedly mounted on the side wall of each supporting plate, a through groove is formed in each supporting plate, a hinge cylinder is arranged in each through groove, first hinge pins are fixedly connected to two sides of each hinge cylinder, each first hinge pin extends into the inner walls of two sides of the corresponding through groove and is rotatably connected with the inner wall, an L-shaped pressure rod in sliding connection is inserted into each hinge cylinder, the cross section of the L-shaped pressure rod is square, each hinge cylinder is a cylinder body with an outer circle and an inner square, a hinge block is fixedly connected to one side of the top end of each L-shaped pressure rod, each hinge block is U-shaped, each hinged block is internally provided with a hinged piece, each hinged piece is fixedly inserted with a second hinged pin, two ends of each second hinged pin extend into the inner walls of two sides of the corresponding hinged block and are rotatably connected with the inner walls, the top end of each supporting plate is fixedly provided with a fixed plate, the bottom end of each fixed plate is provided with a first dovetail groove, each first dovetail groove is internally connected with a first dovetail block in a sliding way, the bottom end of each first dovetail block is fixedly provided with a first bracket, each first bracket is screwed with a lead screw, the bottom end of each first bracket is fixedly provided with an electric telescopic rod, one side of the bottom end of each fixed plate is fixedly provided with a second bracket, the side wall of each second bracket is fixedly provided with a three-phase asynchronous motor, the output end of each three-phase asynchronous motor is fixedly connected with one end of the corresponding lead screw, and the top of one side of each supporting plate is fixedly embedded with a bearing, the other end of each lead screw extends into and is fixedly connected with the inner ring wall of the corresponding bearing, a movable groove is arranged on each fixed plate, the bottom end of each electric telescopic rod is fixedly connected with the top end of the corresponding articulated element, a hinged structure is arranged on the inner wall of one side of each movable groove, a movable plate is hinged to the inner wall of one side of each movable groove through the hinged structure, a plurality of second dovetail grooves are arranged on the side wall of each movable plate, a compression spring is arranged in each second dovetail groove, a second dovetail block is connected in each second dovetail groove in a sliding mode, the top end of each compression spring is fixedly connected with the bottom end of the corresponding second dovetail block, the bottom end of each compression spring is fixedly connected with the inner bottom surface of the corresponding second dovetail groove, a plurality of third dovetail grooves are arranged at the top end of each fixed plate, and a third dovetail block is connected in each third dovetail groove in a sliding mode, a sliding plate is fixedly arranged at the top end of each third dovetail block, a fixed bearing is fixedly embedded in one side of the top end of each sliding plate, an adjusting screw is fixedly connected in the inner ring wall of each fixed bearing, a threaded sleeve is screwed on each adjusting screw, a connecting rod is fixedly connected at one side of each threaded sleeve, an adjusting block is fixedly connected at the other end of each connecting rod, a first positioning hole is fixedly arranged at the bottom end of each adjusting block, a first positioning rod in sliding connection is inserted in each first positioning hole, the bottom end of each first positioning rod is fixedly connected with the top end of the corresponding sliding plate, an inclined block is fixedly connected at one side of each adjusting block, a second positioning hole is fixedly arranged at the bottom end of each inclined block, a second positioning rod is slidably connected in each second positioning hole, and the bottom end of each second positioning rod is fixedly connected with the top end of the corresponding sliding plate, a U-shaped connecting frame is fixedly connected between the top ends of two corresponding adjusting blocks positioned at two sides, each sliding plate is screwed with a locking bolt, a scale rod penetrates through the adjusting blocks at each side and is inserted in, a plurality of limiting holes are fixedly arranged on each scale rod, a limiting pin is inserted in one limiting hole in each scale rod, a baffle plate is fixedly connected with one side of the top end of each fixing plate, a plurality of stop rods are fixedly connected with the top end of each baffle plate, a plurality of rollers are arranged between the two baffle plates, two ends of each roller are fixedly connected with a connecting shaft, an inserting hole is arranged on the other side wall of each connecting shaft, an inserting rod in sliding connection is inserted in each inserting hole, the inserting hole positioned at the left side is a circular hole, the inserting rod positioned at the left side is a cylindrical rod, the inserting hole positioned at the right side is a square hole, the inserting rod positioned at the right side is a square rod, and one end of each inserting rod is fixedly connected with a transmission shaft, one end of each transmission shaft is fixedly sleeved with a stabilizing sleeve, one side of each stabilizing sleeve is fixedly connected with a T-shaped rotating shaft, one end of each T-shaped rotating shaft positioned on the right side is fixedly connected with a driving motor, the bottom end of each driving motor is fixedly connected with a third support, each third support is in an L shape, one side of each connecting shaft is fixedly connected with a plurality of first arc-shaped blocks, the top end of each sliding plate is provided with a T-shaped sliding groove, a T-shaped sliding block is slidably connected in each T-shaped sliding groove, a central rod in sliding connection is inserted in each T-shaped sliding block, two ends of each central rod are respectively and fixedly connected with the inner walls of two sides of the corresponding T-shaped sliding groove, the top end of each T-shaped sliding block is fixedly connected with a U-shaped bearing frame, the other end of each third support is fixedly connected with one side of the corresponding U-shaped bearing frame, each T-shaped rotating shaft penetrates through the corresponding T-shaped rotating shaft and is rotatably connected with the corresponding T-shaped rotating shaft, one end of each T-shaped rotating shaft on the left side is attached to the side wall of the corresponding adjusting block, the outer wall of one end of each T-shaped rotating shaft on the left side is attached to the inclined plane of the corresponding inclined block, one side of each driving motor on the right side is fixedly connected with an adjusting rod, the other end of each adjusting rod is attached to the side wall of the corresponding adjusting block, the outer wall of one end of each adjusting rod is attached to the inclined plane of the corresponding inclined block, a bearing seat is fixedly installed in each U-shaped bearing frame, a connecting bearing is embedded in each bearing seat, a plurality of inserting keys are uniformly and fixedly connected to the outer wall of each connecting bearing in an annular mode, a plurality of key grooves are uniformly arranged on each bearing seat, each inserting key is inserted into the corresponding key groove and is in sliding connection with the corresponding key groove, a plurality of second arc blocks are uniformly and fixedly connected to the inner annular wall of each connecting bearing, a plurality of first arc blocks extend into the corresponding connecting bearings respectively and are in staggered attachment with the corresponding second arc blocks, and a plurality of second arc pieces and a plurality of corresponding first arc pieces form a complete ring shape, two slide bars have all been inserted on every U type bearing frame, fixedly connected with go-between the one end of every two slide bars, equal fixed mounting has the dog on every slide bar, one side of every dog all sets up with the laminating of one side inner wall of U type bearing frame, fixedly connected with keeps off the ring between the other end of every two slide bars, one side and the corresponding laminating setting of connecting bearing lateral wall that keeps off the ring.
Preferably, hinge structure adopts hinge structure, and hinge structure main part includes hinge piece and hinge axle, and the hinge piece divide into sub-leaf piece and master leaf piece, and sub-leaf piece and master leaf piece all adorn on the hinge axle and form hinged joint.
Preferably, the inner bottom surface of the U-shaped bearing frame is screwed with a fixing bolt.
Preferably, the electric telescopic rod, the three-phase asynchronous motor and the driving motor are electrically connected with an external power supply through lines.
Preferably, the first arc-shaped block and the second arc-shaped block are both made of hard alloy materials.
Compared with the prior art, the invention has the beneficial effects that: the device is provided with the cushion, can be fine make the fly leaf keep perpendicular with the activity groove, and make things convenient for the promotion of L type depression bar, be provided with logical groove, articulated section of thick bamboo, first articulated round pin, articulated piece and the articulated round pin of second, play articulated effect, guarantee the normal clear of device, be provided with first locating hole, the second locating hole, first locating lever and second locating lever, thereby fine assurance regulating block and sloping block rise the stability of decline state, be provided with T type spout, well core rod and T type slider, the removal that assurance U type bearing frame that can be fine can be stable, keep the axle center level of a plurality of rollers simultaneously.
Drawings
FIG. 1 is a schematic representation of the structure of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1 illustrating the present invention;
FIG. 3 is an enlarged view of portion B of FIG. 1 in accordance with the present invention;
FIG. 4 is a right side view of the adjustment block of FIG. 1 in accordance with the present invention;
FIG. 5 is a right side view of the bearing housing of FIG. 1 according to the present invention;
FIG. 6 is a side view of the scale bar of FIG. 1 according to the present invention;
fig. 7 is a side view of the connecting shaft of fig. 1 according to the invention.
In the figure: the device comprises a workbench 1, a U-shaped frame 2, a top rod 3, a support plate 4, a cushion block 5, a through groove 6, a hinge cylinder 7, a first hinge pin 8, an L-shaped pressure rod 9, a hinge block 10, a hinge 11, a second hinge pin 12, a fixed plate 13, a first dovetail groove 14, a first dovetail block 15, a first support 16, an electric telescopic rod 17, a lead screw 18, a bearing 19, a second support 20, a three-phase asynchronous motor 21, a movable groove 22, a hinge structure 23, a movable plate 24, a second dovetail groove 25, a compression spring 26, a second dovetail block 27, a third dovetail groove 28, a third dovetail block 29, a sliding plate 30, an adjusting screw rod 31, a threaded sleeve 32, a connecting rod 33, an adjusting block 34, a U-shaped connecting frame 35, a first positioning hole 36, an inclined block 37, a second positioning hole 38, a first positioning rod 39, a second positioning rod 40, a locking bolt 41, a driving motor 42, a third support 43, a scale rod 44, a T-shaped chute 45, a third positioning hole 32, a third positioning hole, a third positioning structure, a fourth positioning rod, a fourth positioning structure, a fourth positioning rod, a fourth positioning structure, a fourth positioning hole, a fourth positioning structure, a fourth positioning rod, a fourth positioning structure, a fourth positioning rod, a fourth positioning structure, a fourth positioning rod, a fourth positioning structure, a fourth positioning rod, a fourth positioning structure, a fourth positioning rod, a, The device comprises a central rod 46, a T-shaped sliding block 47, a U-shaped bearing frame 48, a sliding rod 49, a connecting ring 50, a stop block 51, a stop ring 52, a bearing seat 53, an inserting key 54, a key groove 55, a connecting bearing 56, a first arc-shaped block 57, a second arc-shaped block 58, a roller 59, a connecting shaft 60, an inserting hole 61, an inserting rod 62, a transmission shaft 63, a stabilizing sleeve 64, a limiting hole 65, a limiting pin 66, a stop plate 67, a stop rod 68, an adjusting rod 69 and a T-shaped rotating shaft 70.
Detailed Description
The invention is described in further detail below with reference to the following detailed description and accompanying drawings:
as shown in fig. 1, 2, 3, 4, 5, 6 and 7, the roller sieve connection fixing device for machining, which is convenient to maintain and replace, comprises two work tables 1, two U-shaped frames 2 are fixedly installed at the top end of each work table 1, a plurality of ejector rods 3 are fixedly connected to each U-shaped frame 2, a support plate 4 is fixedly connected to the top end of each work table 1, a cushion block 5 is fixedly installed on the side wall of each support plate 4, a through groove 6 is arranged on each support plate 4, a hinge cylinder 7 is arranged in each through groove 6, first hinge pins 8 are fixedly connected to both sides of each hinge cylinder 7, each two first hinge pins 8 respectively extend into the inner walls of both sides of the corresponding through groove 6 and are rotatably connected with the through groove, an L-shaped compression bar 9 in sliding connection is inserted into each hinge cylinder 7, the cross section of the L-shaped compression bar 9 is square, the hinge barrel 7 is a barrel body with an outer circle and an inner square, one side of the top end of each L-shaped pressure lever 9 is fixedly connected with a hinge block 10, each hinge block 10 is U-shaped, a hinge piece 11 is arranged in each hinge block 10, a second hinge pin 12 is fixedly inserted into each hinge piece 11, two ends of each second hinge pin 12 extend into inner walls of two sides of the corresponding hinge block 10 and are rotatably connected with the corresponding hinge block, a fixing plate 13 is fixedly arranged at the top end of each support plate 4, a first dovetail groove 14 is arranged at the bottom end of each fixing plate 13, a first dovetail block 15 is slidably connected in each first dovetail groove 14, a first support 16 is fixedly arranged at the bottom end of each first dovetail block 15, a lead screw 18 is screwed on each first support 16, an electric telescopic rod 17 is fixedly arranged at the bottom end of each first support 16, a second support 20 is fixedly arranged at one side of the bottom end of each fixing plate 13, a three-phase asynchronous motor 21 is fixedly mounted on the side wall of each second bracket 20, the output end of each three-phase asynchronous motor 21 is fixedly connected with one end of a corresponding lead screw 18, a bearing 19 is fixedly embedded in the top of one side of each support plate 4, the other end of each lead screw 18 extends into the inner ring wall of the corresponding bearing 19 and is fixedly connected with the inner ring wall, a movable groove 22 is arranged on each fixed plate 13, the bottom end of each electric telescopic rod 17 is fixedly connected with the top end of the corresponding articulated element 11, a hinge structure 23 is mounted on the inner wall of one side of each movable groove 22, a movable plate 24 is hinged to the inner wall of one side of each movable groove 22 through the hinge structure 23, a plurality of second dovetail grooves 25 are arranged on the side wall of each movable plate 24, a compression spring 26 is arranged in each second dovetail groove 25, and a second dovetail block 27 is slidably connected in each second dovetail groove 25, the top end of each compression spring 26 is fixedly connected with the bottom end of the corresponding second dovetail block 27, the bottom end of each compression spring 26 is fixedly connected with the inner bottom surface of the corresponding second dovetail groove 25, the top end of each fixing plate 13 is provided with a plurality of third dovetail grooves 28, each third dovetail groove 28 is internally and slidably connected with a third dovetail block 29, the top end of each third dovetail block 29 is fixedly provided with a sliding plate 30, one side of the top end of each sliding plate 30 is fixedly embedded with a fixed bearing, the inner ring wall of each fixed bearing is fixedly connected with an adjusting screw 31, each adjusting screw 31 is screwed with a threaded sleeve 32, one side of each threaded sleeve 32 is fixedly connected with a connecting rod 33, the other end of each connecting rod 33 is fixedly connected with an adjusting block 34, the bottom end of each adjusting block 34 is fixedly provided with a first positioning hole 36, a first positioning rod 39 in sliding connection is inserted into each first positioning hole 36, the bottom end of each first positioning rod 39 is fixedly connected with the top end of the corresponding sliding plate 30, one side of each adjusting block 34 is fixedly connected with an inclined block 37, the bottom end of each inclined block 37 is fixedly provided with a second positioning hole 38, each second positioning hole 38 is internally and slidably connected with a second positioning rod 40, the bottom end of each second positioning rod 40 is fixedly connected with the top end of the corresponding sliding plate 30, a U-shaped connecting frame 35 is fixedly connected between the top ends of the two corresponding adjusting blocks 34 positioned at two sides, each sliding plate 30 is screwed with a locking bolt 41, a scale rod 44 is inserted on each adjusting block 34 at each side in a penetrating way, each scale rod 44 is fixedly provided with a plurality of limiting holes 65, a limiting pin 66 is inserted in one limiting hole 65 in each scale rod 44, one side of the top end of each fixed plate 13 is fixedly connected with a baffle plate 67, and the top end of each baffle plate 67 is fixedly connected with a plurality of baffle plates 68, a plurality of rollers 59 are arranged between the two baffles 67, two ends of each roller 59 are fixedly connected with a connecting shaft 60, the other side wall of each connecting shaft 60 is provided with an insertion hole 61, an insertion rod 62 in sliding connection is inserted into each insertion hole 61, the insertion hole 61 positioned on the left side is a circular hole, the insertion rod 62 positioned on the left side is a cylindrical rod, the insertion hole 61 positioned on the right side is a square hole, the insertion rod 62 positioned on the right side is a square rod, one end of each insertion rod 62 is fixedly connected with a transmission shaft 63, one end of each transmission shaft 63 is fixedly sleeved with a stabilizing sleeve 64, one side of each stabilizing sleeve 64 is fixedly connected with a T-shaped rotating shaft 70, one end of each T-shaped rotating shaft 70 positioned on the right side is fixedly connected with a driving motor 42, the bottom end of each driving motor 42 is fixedly connected with a third bracket 43, each third bracket 43 is L-shaped, one side of each connecting shaft 60 is fixedly connected with a plurality of first arc blocks 57, the top end of each sliding plate 30 is provided with a T-shaped sliding chute 45, a T-shaped sliding block 47 is connected in each T-shaped sliding chute 45 in a sliding manner, a central rod 46 which is connected in a sliding manner is inserted into each T-shaped sliding block 47, two ends of each central rod 46 are respectively and fixedly connected with the inner walls of two sides of the corresponding T-shaped sliding chute 45, the top end of each T-shaped sliding block 47 is fixedly connected with a U-shaped bearing frame 48, the other end of each third bracket 43 is fixedly connected with one side of the corresponding U-shaped bearing frame 48, each T-shaped rotating shaft 70 penetrates through and is rotatably connected with the corresponding T-shaped rotating shaft 70, one ends of the plurality of T-shaped rotating shafts 70 positioned on the left side are attached to the side wall of the corresponding adjusting block 34, the outer wall of one end of the plurality of T-shaped rotating shafts 70 positioned on the left side is attached to the inclined surfaces of the plurality of inclined blocks 37, one side of the plurality of driving motors 42 positioned on the right side is fixedly connected with an adjusting rod 69, and the other end of each adjusting rod 69 is attached to the side wall of the corresponding adjusting block 34, the outer wall of one end of each adjusting rod 69 is attached to the inclined surface of the corresponding inclined block 37, a bearing seat 53 is fixedly arranged in each U-shaped bearing frame 48, a connecting bearing 56 is embedded in each bearing seat 53, a plurality of inserting keys 54 are uniformly and fixedly connected to the outer wall of each connecting bearing 56 in an annular manner, a plurality of key slots 55 are uniformly arranged on each bearing seat 53, each inserting key 54 is inserted into the corresponding key slot 55 and is in sliding connection with the corresponding key slot 55, a plurality of second arc-shaped blocks 58 are uniformly and fixedly connected to the inner annular wall of each connecting bearing 56, a plurality of first arc-shaped blocks 57 respectively extend into the corresponding connecting bearings 56 and are attached to the corresponding second arc-shaped blocks 58 in a staggered manner, the plurality of second arc-shaped blocks 58 and the plurality of corresponding first arc-shaped blocks 57 form a complete annular shape, two sliding rods 49 are inserted into each U-shaped bearing frame 48, and a connecting ring 50 is fixedly connected between one end of each two sliding rods 49, a stop dog 51 is fixedly mounted on each sliding rod 49, one side of each stop dog 51 is attached to the inner wall of one side of the U-shaped bearing frame 48, a stop ring 52 is fixedly connected between the other ends of every two sliding rods 49, and one side of each stop ring 52 is attached to the side wall of the corresponding connecting bearing 56.
The inner bottom surface of the U-shaped bearing frame 48 is screwed with a fixing bolt.
The electric telescopic rod 17, the three-phase asynchronous motor 21 and the driving motor 42 are electrically connected with an external power supply through circuits.
The first arc-shaped block 57 and the second arc-shaped block 58 are both made of hard alloy materials.
The working principle is as follows: during the use, be connected each drive power supply in the device with the external world, make it be in standby state, the device can normally use like this, when carrying out normal roll screen during operation, start a plurality of driving motor 42 that are located the right side, make it rotate, a plurality of jacks 61 and the inserted bar 62 that are used for connecting that are located the right side are square, it can drive roller 59 and connecting axle 60 and rotate to make driving motor 42 like this, and be located left jack 61 and inserted bar 62 and be circular, can effectively guarantee the normal rotation of roller 59 like this, avoid appearing the block in the shape, influence its normal work, a plurality of rollers 59 rotate like this, and keep the same clearance, thereby fine completion screening work.
When the outer surface of one of the rollers 59 is worn, the bolts on the inner bottom surfaces of the U-shaped bearing frames 48 at the two sides of the worn roller 59 are loosened, so that the U-shaped bearing frame 48 can move on the current sliding plate 30, and when the adjustment is performed, the scale rod 44 is adjusted, so that one end of the scale rod 44 is located at the U-shaped bearing frame 48 at the roller 59 to be adjusted, and then the plurality of limit pins 66 are sequentially inserted into the corresponding limit holes 65 (refer to fig. 2, for example, the third roller 59 from top to bottom in the figure is worn seriously and needs to be replaced, at this time, one end of the scale rod 44 is located at the third roller 59, then the plurality of limit pins 66 are sequentially inserted into the subsequent corresponding limit holes 65, and the fourth and fifth rollers are sequentially downward, so that a limit effect is formed), and then the adjusting screws 31 at the two sides of the roller 59 to be adjusted are rotated, the corresponding adjusting block 34 and the inclined block 37 are lifted, so that the inclined plane of the inclined block 37 at the left side is contacted with the corresponding T-shaped rotating shaft 70 and the T-shaped rotating shaft 70 is promoted to displace, the inclined plane of the inclined block 37 at the right side is contacted with the corresponding adjusting rod 69 and the adjusting rod 69 is promoted to displace, meanwhile, the top ends of the two corresponding adjusting blocks 34 are connected through the U-shaped connecting frame 35, so that the two rotating shafts 70 can keep synchronous, simultaneously, due to the arrangement of the scale rod 44, the limiting hole 65 and the limiting pin 66, when the roller 59 to be adjusted displaces, due to the limiting of the limiting pin 66, a plurality of rollers 59 behind the roller 59 to be adjusted keep the same moving distance with the roller, so that the whole service performance of the roller screen is ensured, the roller screen can normally work, meanwhile, due to the abrasion of the roller 59 to be adjusted, the rollers 59 positioned at two adjacent sides are influenced, after the distance between the abraded roller shaft 59 and one intact roller shaft 59 is adjusted, the above operation should be repeated again to adjust the intact roller 59 on the other side, so that the final adjustment can be completed to ensure the normal use of the device.
When the connecting bearing 56 for ensuring the stable rotation of the roller 59 is replaced after the service life of the connecting bearing 56 is reached, or after the connecting bearing 56 is damaged, the U-shaped connecting frame 35 at the connecting bearing 56 to be replaced is removed (the U-shaped connecting frame 35 is fixed by screws or fasteners and is a detachable fixing mode), and then the three-phase asynchronous motor 21 arranged at the bottom end of each fixing plate 13 is started, so that the lead screw 18 rotates, when the lead screw 18 rotates, the first bracket 16 drives the electric telescopic rod 17 to move, and when the electric telescopic rod 17 moves, the L-shaped pressure rod 9 is driven to move, so that the movable plate 24 slowly deflects, the side wall of the movable plate 24 provided with the second dovetail groove 25 and the top end of the fixing plate 13 are in the same horizontal plane, and at the same time, in order to ensure the stability of the movable plate 24, the electric telescopic rod 17 is started to extend, thus, the L-shaped pressing rod 9 is hinged to effectively abut against one side of the bottom end of the movable plate 24, so that the movable plate 24 is kept stable and can be effectively stressed, at this time, the corresponding sliding plates 30 on the two sides are moved, so that the third dovetail block 29 in the third dovetail groove 28 is moved into the second dovetail groove 25, and the sliding plate 30 is entirely positioned right above the movable groove 22, and then the electric telescopic rod 17 is operated to reset and the three-phase asynchronous motor 21 is operated to rotate in the reverse direction, so that the movable plate 24 is reset again, so that the sliding plate 30 is in a vertical state, and in the process of falling of the sliding plate 30, the compression spring 26 is arranged to play a role of buffering, after the ejector rods 3 arranged on the two U-shaped frames 2 arranged on each side abut against the connecting ring 50, since the bearing block 53 is matched with the connecting bearing 56 through the inserting key 54 and the key slot 55, can easily project in the obstruction of the two sliding rods 49 and the stop ring 52, and can be easily taken out by an operator for replacement.
The device is provided with cushion 5, can be fine make the fly leaf 24 keep perpendicular with activity groove 22, and make things convenient for the promotion of L type depression bar 9, be provided with logical groove 6, articulated section of thick bamboo 7, first hinge pin 8, articulated piece 10, articulated piece 11 and second hinge pin 12, play articulated effect, guarantee the normal clear of device, be provided with first locating hole 36, second locating hole 38, first locating rod 39 and second locating rod 40, thereby fine assurance regulating block 34 and the stability of the ascending decline state of sloping block 37, be provided with T type spout 45, well core rod 46 and T type slider 47, assurance U type bearing frame 48 that can be fine can be stable removes, keep the axle center level of a plurality of rollers 59 simultaneously.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a fixing device is connected with roll screen convenient to maintenance and change to machining, includes two workstation (1), its characterized in that: the top end of each workbench (1) is fixedly provided with two U-shaped frames (2), each U-shaped frame (2) is fixedly connected with a plurality of ejector rods (3), the top end of each workbench (1) is fixedly connected with a support plate (4), the side wall of each support plate (4) is fixedly provided with a cushion block (5), each support plate (4) is provided with a through groove (6), each through groove (6) is internally provided with a hinge cylinder (7), both sides of each hinge cylinder (7) are fixedly connected with first hinge pins (8), each two first hinge pins (8) respectively extend into the inner walls at both sides of the corresponding through groove (6) and are rotatably connected with the same, each hinge cylinder (7) is internally inserted with an L-shaped compression bar (9) in sliding connection, the cross section of the L-shaped compression bar (9) is square, the hinge cylinder (7) is a cylinder body with an outer circle and an inner square, one side of the top end of each L-shaped pressure lever (9) is fixedly connected with a hinged block (10), each hinged block (10) is U-shaped, an articulated piece (11) is arranged in each hinged block (10), a second hinged pin (12) is fixedly inserted into each articulated piece (11), two ends of each second hinged pin (12) extend into inner walls of two sides of the corresponding hinged block (10) and are rotatably connected with the inner walls, a fixed plate (13) is fixedly arranged at the top end of each supporting plate (4), a first dovetail groove (14) is arranged at the bottom end of each fixed plate (13), a first dovetail block (15) is slidably connected into each first dovetail groove (14), a first support (16) is fixedly arranged at the bottom end of each first dovetail block (15), a lead screw (18) is screwed on each first support (16), an electric telescopic rod (17) is fixedly arranged at the bottom end of each first support (16), a second bracket (20) is fixedly installed on one side of the bottom end of each fixed plate (13), a three-phase asynchronous motor (21) is fixedly installed on the side wall of each second bracket (20), the output end of each three-phase asynchronous motor (21) is fixedly connected with one end of a corresponding lead screw (18), a bearing (19) is fixedly embedded into the top of one side of each supporting plate (4), the other end of each lead screw (18) extends into the inner ring wall of the corresponding bearing (19) and is fixedly connected with the inner ring wall, a movable groove (22) is arranged on each fixed plate (13), the bottom end of each electric telescopic rod (17) is fixedly connected with the top end of the corresponding hinged part (11), a hinged structure (23) is installed on the inner wall of one side of each movable groove (22), and a movable plate (24) is hinged to the inner wall of one side of each movable groove (22) through the hinged structure (23), a plurality of second dovetail grooves (25) are formed in the side wall of each movable plate (24), a compression spring (26) is arranged in each second dovetail groove (25), a second dovetail block (27) is connected in each second dovetail groove (25) in a sliding manner, the top end of each compression spring (26) is fixedly connected with the bottom end of the corresponding second dovetail block (27), the bottom end of each compression spring (26) is fixedly connected with the inner bottom surface of the corresponding second dovetail groove (25), a plurality of third dovetail grooves (28) are arranged at the top end of each fixed plate (13), a third dovetail block (29) is connected in each third dovetail groove (28) in a sliding manner, a sliding plate (30) is fixedly installed at the top end of each third dovetail block (29), a fixed bearing is fixedly embedded in one side of the top end of each sliding plate (30), and an adjusting screw (31) is fixedly connected in the inner ring wall of each fixed bearing, each adjusting screw rod (31) is in threaded connection with a threaded sleeve (32), one side of each threaded sleeve (32) is fixedly connected with a connecting rod (33), the other end of each connecting rod (33) is fixedly connected with an adjusting block (34), the bottom end of each adjusting block (34) is fixedly provided with a first positioning hole (36), a first positioning rod (39) in sliding connection is inserted into each first positioning hole (36), the bottom end of each first positioning rod (39) is fixedly connected with the top end of the corresponding sliding plate (30), one side of each adjusting block (34) is fixedly connected with an inclined block (37), the bottom end of each inclined block (37) is fixedly provided with a second positioning hole (38), a second positioning rod (40) is slidably connected into each second positioning hole (38), the bottom end of each second positioning rod (40) is fixedly connected with the top end of the corresponding sliding plate (30), a U-shaped connecting frame (35) is fixedly connected between the top ends of two corresponding adjusting blocks (34) positioned at two sides, each sliding plate (30) is connected with a locking bolt (41) in a threaded manner, a scale rod (44) penetrates through the adjusting blocks (34) at each side, each scale rod (44) is fixedly provided with a plurality of limiting holes (65), a limiting pin (66) is inserted into one limiting hole (65) in each scale rod (44), one side of the top end of each fixing plate (13) is fixedly connected with a baffle plate (67), the top end of each baffle plate (67) is fixedly connected with a plurality of baffle rods (68), a plurality of rollers (59) are arranged between the two baffle plates (67), two ends of each roller (59) are fixedly connected with a connecting shaft (60), another side wall of each connecting shaft (60) is provided with an inserting hole (61), an inserting rod (62) in each inserting hole (61) is inserted in a sliding connection manner, the jack (61) positioned on the left side is a circular hole, the inserted bar (62) positioned on the left side is a cylindrical bar, the jack (61) positioned on the right side is a square hole, the inserted bar (62) positioned on the right side is a square bar, one end of each inserted bar (62) is fixedly connected with a transmission shaft (63), one end of each transmission shaft (63) is fixedly sleeved with a stabilizing sleeve (64), one side of each stabilizing sleeve (64) is fixedly connected with a T-shaped rotating shaft (70), one end of each T-shaped rotating shaft (70) positioned on the right side is fixedly connected with a driving motor (42), the bottom end of each driving motor (42) is fixedly connected with a third support (43), each third support (43) is L-shaped, one side of each connecting shaft (60) is fixedly connected with a plurality of first arc-shaped blocks (57), the top end of each sliding plate (30) is provided with a T-shaped sliding chute (45), t-shaped sliding blocks (47) are connected in each T-shaped sliding groove (45) in a sliding mode, a central rod (46) in sliding connection is inserted into each T-shaped sliding block (47), two ends of each central rod (46) are fixedly connected with inner walls on two sides of the corresponding T-shaped sliding groove (45) respectively, a U-shaped bearing frame (48) is fixedly connected to the top end of each T-shaped sliding block (47), the other end of each third support (43) is fixedly connected with one side of the corresponding U-shaped bearing frame (48), each T-shaped rotating shaft (70) penetrates through the corresponding T-shaped rotating shaft (70) and is rotatably connected with the corresponding T-shaped rotating shaft, one ends of the plurality of T-shaped rotating shafts (70) on the left side are attached to the side wall of the corresponding adjusting block (34), outer walls of one ends of the plurality of T-shaped rotating shafts (70) on the left side are attached to inclined planes of the plurality of inclined blocks (37), an adjusting rod (69) is fixedly connected to one side of the plurality of driving motors (42) on the right side, the other end of each adjusting rod (69) is attached to the side wall of the corresponding adjusting block (34), the outer wall of one end of each adjusting rod (69) is attached to the inclined surface of the corresponding inclined block (37), a bearing seat (53) is fixedly mounted in each U-shaped bearing frame (48), a connecting bearing (56) is embedded in each bearing seat (53), a plurality of inserting keys (54) are uniformly and fixedly connected to the outer wall of each connecting bearing (56) in an annular mode, a plurality of key slots (55) are uniformly formed in each bearing seat (53), each inserting key (54) is inserted into the corresponding key slot (55) and is in sliding connection with the corresponding key slot (55), a plurality of second arc blocks (58) are uniformly and fixedly connected to the inner annular wall of each connecting bearing (56), and a plurality of first arc blocks (57) extend into the corresponding connecting bearings (56) respectively and are attached to the corresponding second arc blocks (58) in a staggered mode, and a plurality of second arc pieces (58) and a plurality of corresponding first arc pieces (57) form a complete ring shape, two slide bars (49) have all been inserted on every U type bearing frame (48), fixedly connected with go-between (50) between the one end of every two slide bars (49), equal fixed mounting has dog (51) on every slide bar (49), one side of every dog (51) all sets up with the laminating of one side inner wall of U type bearing frame (48), fixedly connected with fender ring (52) between the other end of every two slide bars (49), one side and the corresponding bonding of connecting bearing (56) lateral wall setting of every fender ring (52).
2. The roll screen connecting and fixing device convenient to maintain and replace for machining according to claim 1, characterized in that: hinge structure (23) adopt hinge structure, and hinge structure main part includes hinge piece and hinge axle, and the hinge piece divide into sub-leaf piece and master leaf piece, and sub-leaf piece all adorns on the hinge axle and forms hinged joint with master leaf piece.
3. The roll screen connecting and fixing device convenient to maintain and replace for machining according to claim 1, characterized in that: and a fixing bolt is screwed on the inner bottom surface of the U-shaped bearing frame (48).
4. The roll screen connecting and fixing device convenient to maintain and replace for machining according to claim 1, characterized in that: the electric telescopic rod (17), the three-phase asynchronous motor (21) and the driving motor (42) are electrically connected with an external power supply through circuits.
5. The roll screen connecting and fixing device convenient to maintain and replace for machining according to claim 1, characterized in that: the first arc-shaped block (57) and the second arc-shaped block (58) are both made of hard alloy materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111084382.7A CN113751302A (en) | 2021-09-16 | 2021-09-16 | Fixing device is connected with roller sieve convenient to maintenance and change to machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111084382.7A CN113751302A (en) | 2021-09-16 | 2021-09-16 | Fixing device is connected with roller sieve convenient to maintenance and change to machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113751302A true CN113751302A (en) | 2021-12-07 |
Family
ID=78795967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111084382.7A Withdrawn CN113751302A (en) | 2021-09-16 | 2021-09-16 | Fixing device is connected with roller sieve convenient to maintenance and change to machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113751302A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0418981A1 (en) * | 1989-09-21 | 1991-03-27 | Zijlstra & Bolhuis B.V. | A roller screen unit |
| EP0678234A1 (en) * | 1994-04-21 | 1995-10-25 | Nicholson Farm Machinery Company Limited | Crop cleaner |
| CN1256975A (en) * | 1998-12-14 | 2000-06-21 | G·辛佩尔坎普两合公司 | Roller type sifting and disperser |
| CN200960504Y (en) * | 2005-07-26 | 2007-10-17 | 李良际 | Sprocket drive roller screen with adjustable roll gap |
| CN208583586U (en) * | 2018-06-15 | 2019-03-08 | 甘肃酒钢集团宏兴钢铁股份有限公司 | A kind of round roller screen device for facilitating reparation and Quick overhaul to adjust |
-
2021
- 2021-09-16 CN CN202111084382.7A patent/CN113751302A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0418981A1 (en) * | 1989-09-21 | 1991-03-27 | Zijlstra & Bolhuis B.V. | A roller screen unit |
| EP0678234A1 (en) * | 1994-04-21 | 1995-10-25 | Nicholson Farm Machinery Company Limited | Crop cleaner |
| CN1256975A (en) * | 1998-12-14 | 2000-06-21 | G·辛佩尔坎普两合公司 | Roller type sifting and disperser |
| CN200960504Y (en) * | 2005-07-26 | 2007-10-17 | 李良际 | Sprocket drive roller screen with adjustable roll gap |
| CN208583586U (en) * | 2018-06-15 | 2019-03-08 | 甘肃酒钢集团宏兴钢铁股份有限公司 | A kind of round roller screen device for facilitating reparation and Quick overhaul to adjust |
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Application publication date: 20211207 |