CN109876920B - High-pressure centrifugal roller press - Google Patents
High-pressure centrifugal roller press Download PDFInfo
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- CN109876920B CN109876920B CN201910268859.3A CN201910268859A CN109876920B CN 109876920 B CN109876920 B CN 109876920B CN 201910268859 A CN201910268859 A CN 201910268859A CN 109876920 B CN109876920 B CN 109876920B
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Abstract
The invention discloses a high-pressure centrifugal roller press, which comprises a support frame body, a driving system, a rotor frame, a feeding mechanism and a roller mechanism, wherein the support frame body is provided with a support frame; the supporting frame body is used for connecting, supporting and protecting a driving system arranged on one side of the supporting frame body, a rotor body frame and a compression roller system which are arranged in the supporting frame body; the conical lining plate is fixedly arranged on the inner side wall of the upper support frame body; a main shaft of the driving system is vertically arranged at the center of the inside of the support frame body; the rotor body frame is arranged on the main shaft, and a plurality of press roller mechanisms are arranged on the rotor body frame corresponding to the slide ways; the feeding mechanism is arranged at the upper end of the upper support frame body and used for conveying materials to a position between the compression roller and the conical lining plate. The invention fully utilizes centrifugal force as crushing force, can improve the pressure of the compression roller, saves energy, reduces consumption, has low failure rate and strong adaptability.
Description
Technical Field
The invention relates to the technical field of fine crushing equipment, in particular to a high-pressure centrifugal roller press.
Background
At present, the most of final fine crushing equipment is a fine crushing hammer crusher, a fine crushing cone crusher and a roller press. The fine crushing hammer is rarely used because the hammer head is frequently replaced; in various mines, ores are basically crushed into particles of 10-15 mm by a fine crushing cone crusher and then directly fed into a ball mill for grinding, and one bin of the ball mill basically plays a role in crushing. Greatly reducing the output force of the ball mill. Roller presses are widely used in the cement industry. The energy-saving effect is obvious, but the installed capacity of the roller press is extremely large, a complex hydraulic system is arranged, the failure rate is high, and the price is high. Making its use very limited. Therefore, an energy-saving, material-saving, efficient and practical substitute product is urgently needed.
Disclosure of Invention
The invention aims to provide a high-pressure centrifugal roller press, and the purpose of providing energy-saving, material-saving, efficient and practical fine crushing equipment is achieved.
In order to solve the technical problems, the invention adopts the following technical scheme:
a high-pressure centrifugal roller press comprises a support frame body, a driving system, a rotor frame, a feeding mechanism and a pressing roller mechanism;
the support frame body comprises an upper support frame body, a lower support frame body and a conical lining plate, and the upper support frame body and the lower support frame body are fixedly connected together to form a shell of the roller press; the driving system arranged on one side of the support frame body, the rotor frame and the compression roller mechanism arranged in the support frame body are connected, supported and protected; the conical lining plate is fixedly arranged on the inner side wall of the upper support frame body;
the driving system comprises a driving motor, a primary transmission mechanism, a secondary transmission mechanism and a main shaft; the primary transmission mechanism comprises a small belt pulley and a large belt pulley; the secondary transmission mechanism comprises a small conical arc gear and a large conical arc gear; the motor drives the large belt pulley to rotate through the small belt pulley as a primary speed reduction; the large belt pulley drives the small conical arc gear to rotate, the small conical arc gear drives the large conical arc gear to rotate, and as a secondary speed reduction, the large conical arc gear drives the main shaft to rotate, and the main shaft is vertically arranged at the center inside the support frame body;
the rotor body frame is arranged on the main shaft and comprises an upper plate and a lower plate, and the centers of the upper plate and the lower plate are superposed with the center of the main shaft; the main shaft drives the rotor body frame to rotate; the centers of the upper part of the upper plate and the lower part of the lower plate are both provided with top plates concentric with the main shaft, and the top plates are uniformly provided with fixing holes for fixing the spring shafts; the upper part of the upper plate and the lower part of the lower plate are respectively provided with a plurality of slideways corresponding to the fixing holes; the slideway of the upper plate and the slideway of the lower plate correspond to each other, so that the press roller mechanism can move radially in the slideways;
the plurality of press roller mechanisms are arranged on the rotor body frame corresponding to the slide ways; the compression roller mechanism comprises an elastic component, a sliding block component, a compression roller component and a compression roller adjusting component;
the elastic parts are arranged in the slide ways of the upper plate and the lower plate of the rotor body frame; the elastic component comprises a spring and a spring shaft; the front end of the spring shaft is fixed in a fixing hole of a top plate of the rotor body frame through a compression nut, and the rear end of the spring shaft is connected with the sliding block assembly, so that the sliding block assembly and the elastic part are positioned in each slide way; the rear end of the spring shaft is provided with an inclined plane boss which forms an angle of 45 degrees with the horizontal direction, namely a boss at the rear end of the spring shaft; the spring is arranged on the outer edge of the spring shaft between the top plate and the front plate of the sliding block body;
the sliding block component comprises a sliding block body, a sliding block cover plate, a baffle and a plurality of bolts; the sliding block body comprises a front plate, a rear plate, inclined plates at two sides and a bottom plate; the inner side of the front plate is provided with an inclined plane which is opposite to the boss at the rear end of the spring shaft and forms an angle of 45 degrees with the horizontal direction, namely an inner side inclined plane of the front plate of the sliding block, the inclined plane of the boss at the rear end of the spring shaft and the inclined plane at the inner side of the front plate of the sliding block form an included angle of 90 degrees, and the center of the front plate is provided with a hole which penetrates through the inner side inclined plane of the front plate; the rear plate is provided with an adjusting screw hole for the passing of an adjusting bolt of the compression roller adjusting assembly; the upper ends of the inclined plates at the two sides are obliquely arranged; the front plate is arranged at the lower ends of the inclined plates at the two sides; the back plate is arranged at the high end of the inclined plates at the two sides; the bottom plate is provided with a mounting hole for mounting a rotating shaft of the compression roller assembly, the bottom plate is divided into two parts along the central line of the mounting hole, the bottom plate on one side close to the back plate is provided with a movable bottom plate, the outer side of the movable bottom plate is provided with a connecting hole, the baffle plate is arranged on the outer side of the back plate, and the lower end of the baffle plate is connected with the movable bottom plate through a bolt; the sliding block cover plate is arranged on the inclined surface of the sliding block body through a bolt and forms a hollow cuboid sliding block assembly with the upper part being an inclined surface together with the sliding block body; the spring shaft passes through the hole of the front plate and is arranged in the slider body;
the compression roller assembly comprises a compression roller, a rotating shaft and a bearing; the compression roller is axially hollow, the bearing is arranged in the center of the compression roller, and the rotating shaft penetrates through the bearing and the compression roller so that the compression roller can rotate around the rotating shaft; two ends of the rotating shaft respectively penetrate through mounting holes in the bottom plates of the sliding block assemblies on the upper plate and the lower plate correspondingly, and the pressing roller assembly is fixed on the sliding block assembly;
the compression roller adjusting assembly is arranged in the sliding block assembly and comprises a lower adjusting wedge block, an upper adjusting wedge block and an adjusting bolt; the two side surfaces of the lower end of the lower adjusting wedge block are arranged at an included angle of ninety degrees and are respectively contacted with the inclined surface of the boss at the rear end of the spring shaft and the inclined surface of the inner side of the front plate of the sliding block; the center of the lower end of the lower adjusting wedge block is provided with a through arc-shaped groove matched with the spring shaft, and the lower adjusting wedge block is arranged on the spring shaft in a riding mode through the arc-shaped groove; the upper adjusting wedge block is in a right-angled triangle shape and is arranged between the lower adjusting wedge block and the sliding block cover plate; the angle of the inclined plane at the upper end of the upper adjusting wedge block is matched with the inclined angle of the sliding block cover plate, and the inclined plane at the upper end is contacted with the inner side surface of the sliding block cover plate; the bottom surface of the upper adjusting wedge block is arranged on the upper surface of the lower adjusting wedge block, the upper adjusting wedge block is internally provided with a screw hole for mounting an adjusting bolt from the height surface, the screw hole corresponds to an adjusting screw hole on the rear plate of the sliding block body, the front end of the adjusting bolt penetrates through the rear plate of the sliding block body and is arranged in the screw hole of the upper adjusting wedge block, and the rear end of the adjusting bolt is positioned outside the rear plate of the sliding block body;
the feeding mechanism is arranged at the upper end of the upper support frame body and used for conveying materials to a position between the compression roller and the conical lining plate.
Specifically, rotor block frame upper end still be provided with the cloth board for prevent that the material from falling into the slide, influencing the operation of compression roller mechanism.
Specifically, the inclined angle of the inclined plates at the two sides of the sliding block body is 10-20 degrees.
Specifically, the tail ends of the slideways of the upper plate and the lower plate are provided with mounting grooves for mounting the compression roller.
Specifically, the distributing plate is arranged to be a polygonal frame or a circular ring shape concentric with the main shaft.
Specifically, the screw hole direction of the upper adjusting wedge block is parallel to the inclined plane of the upper end; and an adjusting bolt support corresponding to the screw hole is arranged on the outer side of the rear plate of the sliding block body.
Specifically, the upper half part of the press roll is in a multi-tooth cylindrical shape and forms a rolling mortar wall with the tooth shape of the conical lining plate; pre-crushing large particles; the lower half section is designed into a conical shape, so that materials are laminated between the compression roller and the conical lining plate, and the fine crushing efficiency is improved.
Specifically, a working door is arranged on the upper support frame body; therefore, the compression roller and the conical lining plate can be conveniently installed or taken out under the condition that the support frame body is not disassembled.
Specifically, a roller path is arranged below an upper cone lining plate of the upper support frame body, a lifting plate is arranged below the roller path, and a multi-link oil cylinder is arranged below the lifting plate and used for lifting the cone lining plate; the cone lining plate can be conveniently installed or taken out.
When the multi-tooth cylindrical compression roller is used, in order to meet different production requirements, for example, during sandstone production, the multi-tooth cylindrical height of the upper half part of the compression roller is adjusted in advance according to production requirements, the upper adjusting wedge block is driven to retreat along with the retreating of the adjusting bolt, so that the lower adjusting wedge block is lifted upwards, the gap between the compression roller and the conical lining plate is enlarged, materials enter the space between the compression roller and the conical lining plate through the feeding mechanism, the driving system drives the main shaft to rotate, and the rotor body frame drives the compression roller mechanism to rotate; the compression roller component revolves along with the main shaft and rotates around the rotating shaft under the action of friction force of materials; the fine powder content can be reduced by adjusting the clearance between the compression roller and the conical lining plate, and the method is used for producing sandstone; when small-particle fine powder materials are needed, the upper adjusting wedge block is driven to move forward along with the pushing of the adjusting bolt, so that the lower adjusting wedge block is pressed downwards, the gap between the compression roller and the conical lining plate is reduced, and a product with high fine powder content is produced. The gap between the compression roller and the conical lining plate can be easily adjusted by pushing and pulling the upper adjusting wedge block.
When non-broken objects exist in the material, the spring in the elastic component is compressed, and the compression roller retreats, so that the non-broken objects can be smoothly discharged. The machine works normally.
These technical solutions, including the improved technical solution and the further improved technical solution, can also be combined or combined with each other, thereby achieving better technical effects.
By adopting the technical scheme, the invention has the following beneficial effects:
energy conservation and consumption reduction: 1. the centrifugal force can be fully utilized as the crushing force, and the pressure of the compression roller can be improved; 2. the energy utilization rate is higher than that of other crushers, the electricity-saving effect is obvious, and the yield of the high-pressure centrifugal roller press is improved; 3. the consumption of large balls of the grinding body of the ball mill in the subsequent process is reduced (the large-diameter balls and the forging are not used in the 1 bin of the tubular mill). 4. The compression roller and the material do not slide relatively, so that the consumption of grinding materials is greatly reduced. 5. The wear-resistant material in the machine is high chromium molybdenum alloy for surfacing welding, and the service life is prolonged. 6) The material diameter of the ball mill is less than 5mm (50-70% of the powdery material with the diameter less than 1 mm) and accounts for more than 93% -95%, so that the wear-resistant material consumption of the ball mill is reduced by more than 60%.
The failure rate is low: the hydraulic system with extremely high operation failure rate is not used, the structure is simple, the operation is convenient, the failure is low, and the failure is reduced by 50 to 80 percent compared with the traditional roll squeezer.
The yield is high: the yield of the ball mill is improved by about 30 to 50 percent. After being processed by a roller press, the materials enter a ball mill, the material with the diameter less than 5mm is about 95 percent, and the electricity is saved and the consumption is obviously reduced; the grinding processing cost of each ton of ore can be saved by about 6-10 yuan.
The adaptability is strong: 1) the gap between the press roll and the lining board is adjustable, so that the press roll is not only suitable for fine crushing of various materials, but also can replace a sand making machine to produce sandstone. The sand yield is improved by 30% and the yield is improved by 25% under the same loading power. One machine has multiple functions. 2) The compression roller is provided with an elastic mechanism which can give way when encountering non-broken objects. 3) The crushing force is huge (can reach 70 tons/cm of roller surface width, and is equivalent to that of the traditional roller press), and the roller crusher is suitable for crushing ores with various hardness. 4) The practicability is good. Compared with the traditional roller press, the structure is more scientific, more reasonable and simpler. Therefore, the roller press is easy to use and maintain, and the use and maintenance cost is only about 1/8-1/10 of that of the traditional roller press. Is an ideal fine crushing device at present.
Drawings
Fig. 1 is an overall schematic view of the present patent.
Fig. 2 is a schematic view of a rotor body frame of the present patent.
FIG. 3 is a schematic view of the nip roller mechanism of this patent.
FIG. 4 is a schematic view of the slider body of the present patent.
Fig. 5 is a schematic view of the upper adjust wedge of this patent.
Figure 6 is a schematic of the lower adjust wedge of this patent.
FIG. 7 is a schematic view of the nip roll of this patent.
Fig. 8 is a schematic view of the rotor body frame and the roll mechanism mounting structure of the present patent.
In the figure, 1-support frame body, 11-upper support frame body, 111-working door, 12-lower support frame body, 13-conical lining plate, 2-driving system, 21-driving motor, 22-main shaft, 3-rotor frame body, 31-upper plate, 32-lower plate, 301-mounting groove, 33-top plate, 331-fixing hole, 34-cover plate, 4-feeding mechanism, 5-compression roller mechanism, 51-elastic component, 511-spring, 512-spring shaft, 513-spring shaft rear end boss, 52-slider component, 521-slider body, 522-front plate, 523-slider front plate inner side inclined plane, 524-rear plate, 525-two-side inclined plate, 526-bottom plate, 527-movable bottom plate, 528-slider cover plate, 529-baffle, 53-press roller assembly, 531-press roller, 532-rotating shaft, 533-bearing, 54-press roller adjusting assembly, 541-lower adjusting wedge, 542-upper adjusting wedge and 545-adjusting bolt.
Detailed Description
The patent is further explained below with reference to the figures and examples. The scope of protection of the patent is not limited to the specific embodiments.
Example 1
As shown in fig. 1-8, the high-pressure centrifugal roller press of the present invention includes a support frame 1, a driving system 2, a rotor frame 3, a feeding mechanism 4, and a roller mechanism 5;
the supporting frame body 1 comprises an upper supporting frame body 11, a lower supporting frame body 12 and a conical lining plate 13, wherein the upper supporting frame body 11 and the lower supporting frame body 12 are fixedly connected together to form a shell of the roller press; a driving system 2 arranged at one side of the supporting frame body 1, a rotor body frame 3 arranged in the supporting frame body 1 and a compression roller mechanism 5 are connected, supported and protected; the conical lining plate 13 is fixedly arranged on the inner side wall of the upper support frame body 11; the upper support frame body 11 is provided with a working door 111; therefore, the compression roller 531 and the conical lining plate 13 can be conveniently installed or taken out without disassembling the upper support frame body 11; a roller path is arranged below the upper cone lining plate 13 of the upper support frame body 11, a lifting plate is arranged below the roller path, and a multi-link oil cylinder is arranged below the lifting plate and used for lifting the cone lining plate 13; the cone lining plate 13 can be conveniently installed or taken out.
The driving system 2 comprises a driving motor 21, a primary transmission mechanism, a secondary transmission mechanism and a main shaft 22; the primary transmission mechanism comprises a small belt pulley and a large belt pulley; the secondary transmission mechanism comprises a small conical arc gear and a large conical arc gear; the motor drives the large belt pulley to rotate through the small belt pulley as a primary speed reduction; the big belt pulley drives the small conical arc gear to rotate, the small conical arc gear drives the big conical arc gear to rotate, as the second reduction, the big conical arc gear drives the main shaft 22 to rotate, and the main shaft 22 is vertically arranged at the center inside the support frame body 1.
The rotor body frame 3 is arranged on the main shaft 22, the rotor body frame 3 comprises an upper plate 31 and a lower plate 32, and the centers of the upper plate 31 and the lower plate 32 are coincided with the center of the main shaft 22; the main shaft 22 drives the rotor body frame 3 to rotate; the centers of the upper part of the upper plate 31 and the lower part of the lower plate 32 are both provided with a top plate 33 concentric with the main shaft 22, the top plate 33 is a square frame, and four sides of the top plate 33 are both provided with fixing holes 331 for fixing the spring shafts 512; the upper part of the upper plate 31 and the lower part of the lower plate 32 are respectively provided with a plurality of slide ways corresponding to the fixing holes 331; the slideway of the upper plate 31 and the slideway of the lower plate 32 correspond to each other, and the tail ends of the slideways of the upper plate 31 and the lower plate 32 are provided with mounting grooves 301 for mounting the press rollers 531; the compression roller mechanism 5 can move radially in the slideway; the upper end of the rotor body frame 3 is also provided with a cover plate 34 for preventing the material from falling into the slideway and influencing the operation of the compression roller mechanism 5.
A plurality of press roller mechanisms 5 are arranged on the rotor body frame 3 corresponding to the slide ways; the press roller mechanism 5 comprises an elastic component 51, a slide block component 52, a press roller component 53 and a press roller adjusting component 54;
the elastic member 51 is provided in each of the slide ways of the upper plate 31 and the lower plate 32 of the rotor body frame 3; the elastic member 51 includes a spring 511 and a spring shaft 512; the front end of the spring shaft 512 is fixed in the fixing hole 331 of the top plate 33 of the rotor body frame 3 through a compression nut, and the rear end of the spring shaft 512 is connected with the slider assembly 52, so that the slider assembly 52 and the elastic part 51 are both positioned in each slide way; a rear end boss 513 of the spring shaft with a 45-degree inclined plane is arranged at the rear end of the spring shaft 512; the spring 511 is provided on the outer edge of the spring shaft 512 between the top plate 33 and the front plate 522 of the slider body 521.
The slider assembly 52 comprises a slider body 521, a slider cover plate 528, a baffle 529 and a plurality of bolts; the slider 521 comprises a front plate 522, a rear plate 524, two side inclined plates 525 and a bottom plate 526; the inner side of the front plate 522 is provided with a slider front plate inner side inclined plane 523 which is arranged opposite to the boss 513 at the rear end of the spring shaft, the slider front plate inner side inclined plane 523 is also a 45-degree inclined plane, the inclined plane of the boss 513 at the rear end of the spring shaft and the slider front plate inner side inclined plane 523 form an included angle of 90 degrees, and the center of the front plate 522 is provided with a hole which penetrates through the slider front plate inner side inclined plane 523 and is used for the spring shaft 512 to pass through; the back plate 524 is provided with an adjusting screw hole for passing through an adjusting bolt 545 of the compression roller adjusting assembly 54; the upper ends of the inclined plates 525 on the two sides are inclined by 15 degrees; the front plate 522 is arranged at the lower ends of the sloping plates 525 at the two sides; the back plate 524 is arranged at the high end of the sloping plates 525 on both sides; the bottom plate 526 is provided with a mounting hole for mounting a rotating shaft 532 of the compression roller assembly 53, the bottom plate 526 is divided into two parts along the central line of the mounting hole, the bottom plate 526 on the side close to the back plate 524 is provided with a movable bottom plate 527, the outer side of the movable bottom plate 527 is provided with a connecting hole, the baffle 529 is arranged on the outer side of the back plate 524, and the lower end of the baffle 529 is connected with the movable bottom plate 527 through a bolt; the slider cover plate 528 is arranged on the inclined surface of the slider body 521 through a bolt, and forms a hollow rectangular slider assembly 52 with an inclined surface at the upper part together with the slider body 521; the spring shaft 512 is disposed within the slider body 521 through a hole in the front plate 522.
The platen roller assembly 53 includes a platen roller 531, a rotational shaft 532, and a bearing 533; the upper half part of the press roller 531 is in a multi-tooth cylindrical shape and forms a rolling mortar wall with the tooth form of the conical lining plate 13; pre-crushing large particles; the lower half section is designed into a conical shape, so that materials are laminated between the press roller 531 and the conical lining plate 13, and the fine crushing efficiency is improved; the pressure roller 531 is axially hollow, the bearing 533 is disposed at the center of the pressure roller 531, and the rotation shaft 532 is disposed through the bearing 533 and the pressure roller 531, so that the pressure roller 531 can rotate around the rotation shaft 532; the rotation shaft 532 passes through the corresponding mounting holes of the bottom plate 526 of the slide block assembly 52 on the upper plate 31 and the lower plate 32, respectively, to fix the platen roller assembly 53 to the slide block assembly 52.
The compression roller adjusting assembly 54 is arranged in the slider assembly 52 and comprises a lower adjusting wedge 541, an upper adjusting wedge 542 and an adjusting bolt 545; the two side surfaces of the lower end of the lower adjusting wedge 541 are arranged at an included angle of ninety degrees and are respectively contacted with the inclined surface of the boss 513 at the rear end of the spring shaft and the inclined surface 523 at the inner side of the front plate of the sliding block; the center of the lower end of the lower adjusting wedge 541 is provided with a through arc-shaped groove matched with the spring shaft 512, and the lower adjusting wedge 541 rides on the spring shaft 512 through the arc-shaped groove; the upper adjusting wedge 542 is in the shape of a right triangle and is arranged between the lower adjusting wedge 541 and the sliding block cover plate 528; the angle of the inclined plane at the upper end of the upper adjusting wedge block 542 is matched with the inclined angle of the sliding block cover plate 528, and the inclined plane at the upper end is contacted with the inner side surface of the sliding block cover plate 528; the bottom surface of the upper adjusting wedge 542 is arranged on the upper surface of the lower adjusting wedge 541, the upper adjusting wedge 542 is internally provided with a screw hole for installing an adjusting bolt 545 from the height surface, and the screw hole direction of the upper adjusting wedge 542 is parallel to the inclined surface of the upper end; an adjusting bolt 545 corresponding to the screw hole is arranged on the outer side of the rear plate 524 of the slider 521. The screw holes correspond to the adjusting screw holes on the back plate 524 of the slider 521, the front end of the adjusting bolt 545 passes through the back plate 524 of the slider 521 and is arranged in the screw hole of the upper adjusting wedge 542, and the rear end of the adjusting bolt 545 is positioned outside the back plate 524 of the slider 521.
The feeding mechanism 4 is arranged at the upper end of the upper support frame body 11 and used for conveying materials to a position between the press roller 531 and the conical lining plate 13.
When the multi-tooth compression roller is used, in order to meet different production requirements, for example, during sandstone production, the height of the multi-tooth cylindrical upper half part of the compression roller 531 is adjusted in advance according to production requirements, the upper adjusting wedge block 542 is driven to retreat along with the retreating of the adjusting bolt 545, so that the lower adjusting wedge block 541 is lifted upwards, the gap between the compression roller 531 and the conical lining plate 13 is enlarged, materials enter between the compression roller 531 and the conical lining plate 13 through the feeding mechanism 4, the driving system 2 drives the main shaft 22 to rotate, and then the rotor frame 3 drives the compression roller mechanism 5 to rotate; the compression roller assembly 53 revolves along with the main shaft 22 and rotates around the rotating shaft 532 under the action of friction force of materials; the fine powder content can be reduced by matching with the clearance between the adjusting compression roller 531 and the conical lining plate 13, and the method is used for producing sandstone; when small-particle fine powder materials are needed, the upper adjusting wedge block 542 is driven to move forwards along with the pushing of the adjusting bolt 545, so that the lower adjusting wedge block 541 is pressed downwards, the gap between the pressing roller 531 and the conical lining plate 13 is reduced, and a product with high fine powder content is produced. By pushing in and pulling out the upper adjusting wedges 542, the gap between the pressure roller 531 and the conical lining plate 13 can be easily adjusted.
When non-crushed material is present in the material, the spring 511 of the elastic member 51 is compressed, and the pressing roller 531 retreats, so that the non-crushed material can be smoothly discharged. The machine works normally.
Claims (6)
1. A high-pressure centrifugal roller press is characterized in that: comprises a support frame body, a driving system, a rotor frame, a feeding mechanism and a press roller mechanism;
the support frame body comprises an upper support frame body, a lower support frame body and a conical lining plate, and the upper support frame body and the lower support frame body are fixedly connected together to form a shell of the roller press; the supporting frame body is used for connecting, supporting and protecting a driving system arranged on one side of the supporting frame body, a rotor body frame and a compression roller mechanism which are arranged in the supporting frame body; the conical lining plate is fixedly arranged on the inner side wall of the upper support frame body; the upper support frame body is provided with a working door; a roller path is arranged below the upper conical lining plate of the upper support frame body, a lifting plate is arranged below the roller path, and a multi-connected oil cylinder is arranged below the lifting plate and used for lifting the conical lining plate;
the driving system comprises a driving motor, a primary transmission mechanism, a secondary transmission mechanism and a main shaft; the primary transmission mechanism comprises a small belt pulley and a large belt pulley; the secondary transmission mechanism comprises a small conical arc gear and a large conical arc gear; the motor drives the large belt pulley to rotate through the small belt pulley as a primary speed reduction; the large belt pulley drives the small conical arc gear to rotate, the small conical arc gear drives the large conical arc gear to rotate, and as a secondary speed reduction, the large conical arc gear drives the main shaft to rotate, and the main shaft is vertically arranged at the center inside the support frame body;
the rotor body frame is arranged on the main shaft and comprises an upper plate and a lower plate, and the centers of the upper plate and the lower plate are superposed with the center of the main shaft; the main shaft drives the rotor body frame to rotate; the centers of the upper part of the upper plate and the lower part of the lower plate are both provided with top plates concentric with the main shaft, and the top plates are uniformly provided with fixing holes for fixing the spring shafts; the upper part of the upper plate and the lower part of the lower plate are respectively provided with a plurality of slideways corresponding to the fixing holes; the slideway of the upper plate and the slideway of the lower plate correspond to each other, so that the press roller mechanism can move radially in the slideways;
the plurality of press roller mechanisms are arranged on the rotor body frame corresponding to the slide ways; the compression roller mechanism comprises an elastic component, a sliding block component, a compression roller component and a compression roller adjusting component;
the elastic parts are arranged in the slide ways of the upper plate and the lower plate of the rotor body frame; the elastic component comprises a spring and a spring shaft; the front end of the spring shaft is fixed in a fixing hole of a top plate of the rotor body frame through a compression nut, and the rear end of the spring shaft is connected with the sliding block assembly, so that the sliding block assembly and the elastic part are positioned in each slide way; the rear end of the spring shaft is provided with an inclined plane boss which forms an angle of 45 degrees with the horizontal direction, namely a boss at the rear end of the spring shaft; the spring is arranged on the outer edge of the spring shaft between the top plate and the front plate of the sliding block body;
the sliding block component comprises a sliding block body, a sliding block cover plate, a baffle and a plurality of bolts; the sliding block body comprises a front plate, a rear plate, inclined plates at two sides and a bottom plate; the inner side of the front plate is provided with an inclined plane which is opposite to the boss at the rear end of the spring shaft and forms an angle of 45 degrees with the horizontal direction, namely an inner side inclined plane of the front plate of the sliding block, the inclined plane of the boss at the rear end of the spring shaft and the inclined plane at the inner side of the front plate of the sliding block form an included angle of 90 degrees, and the center of the front plate is provided with a hole which penetrates through the inner side inclined plane of the front plate; the rear plate is provided with an adjusting screw hole for the passing of an adjusting bolt of the compression roller adjusting assembly; the upper ends of the inclined plates at the two sides are obliquely arranged; the front plate is arranged at the lower ends of the inclined plates at the two sides; the back plate is arranged at the high end of the inclined plates at the two sides; the bottom plate is provided with a mounting hole for mounting a rotating shaft of the compression roller assembly, the bottom plate is divided into two parts along the central line of the mounting hole, the bottom plate on one side close to the back plate is provided with a movable bottom plate, the outer side of the movable bottom plate is provided with a connecting hole, the baffle plate is arranged on the outer side of the back plate, and the lower end of the baffle plate is connected with the movable bottom plate through a bolt; the sliding block cover plate is arranged on the inclined surface of the sliding block body through a bolt and forms a hollow cuboid sliding block assembly with the upper part being the inclined surface together with the sliding block body; the spring shaft passes through the hole of the front plate and is arranged in the slider body;
the compression roller assembly comprises a compression roller, a rotating shaft and a bearing; the compression roller is axially hollow, the bearing is arranged in the center of the compression roller, and the rotating shaft penetrates through the bearing and the compression roller so that the compression roller can rotate around the rotating shaft; two ends of the rotating shaft respectively penetrate through mounting holes in the bottom plates of the sliding block assemblies on the upper plate and the lower plate correspondingly, and the pressing roller assembly is fixed on the sliding block assembly; the upper half part of the press roll is in a multi-tooth cylindrical shape and forms a rolling mortar wall with the tooth shape of the conical lining plate; the lower half part of the press roll is designed into a conical shape;
the compression roller adjusting assembly is arranged in the sliding block assembly and comprises a lower adjusting wedge block, an upper adjusting wedge block and an adjusting bolt; the two side surfaces of the lower end of the lower adjusting wedge block are arranged at an included angle of ninety degrees and are respectively contacted with the inclined surface of the boss at the rear end of the spring shaft and the inclined surface of the inner side of the front plate of the sliding block; the center of the lower end of the lower adjusting wedge block is provided with a through arc-shaped groove matched with the spring shaft, and the lower adjusting wedge block is arranged on the spring shaft in a riding mode through the arc-shaped groove; the upper adjusting wedge block is in a right-angled triangle shape and is arranged between the lower adjusting wedge block and the sliding block cover plate; the upper end inclined plane angle of the upper adjusting wedge block is matched with the inclined angle of the sliding block cover plate, and the upper end inclined plane of the upper adjusting wedge block is contacted with the inner side surface of the sliding block cover plate; the bottom surface of the upper adjusting wedge block is arranged on the upper surface of the lower adjusting wedge block, a screw hole for installing an adjusting bolt is formed in the upper adjusting wedge block from the height surface to the inside, the screw hole corresponds to an adjusting screw hole in a rear plate of the sliding block body, the front end of the adjusting bolt penetrates through the rear plate of the sliding block body and is arranged in the screw hole of the upper adjusting wedge block, and the rear end of the adjusting bolt is positioned on the outer side of the rear plate of the sliding block body;
the feeding mechanism is arranged at the upper end of the upper support frame body and used for conveying materials to a position between the compression roller and the conical lining plate.
2. The high pressure centrifugal roller press of claim 1, wherein: the upper end of the rotor body frame is also provided with a distributing plate.
3. The high pressure centrifugal roller press of claim 1, wherein: the inclined angle of the inclined plates at the two sides of the sliding block body is 10-20 degrees.
4. The high pressure centrifugal roller press of claim 1, wherein: and mounting grooves for mounting the compression roller are formed at the tail ends of the slideways of the upper plate and the lower plate.
5. The high pressure centrifugal roller press of claim 2, wherein: the distributing plate is arranged to be a polygonal frame or a circular ring shape concentric with the main shaft.
6. The high pressure centrifugal roller press of claim 1, wherein: the screw hole direction of the upper adjusting wedge block is parallel to the inclined plane of the upper end; and an adjusting bolt support corresponding to the screw hole is arranged on the outer side of the rear plate of the sliding block body.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910268859.3A CN109876920B (en) | 2019-04-04 | 2019-04-04 | High-pressure centrifugal roller press |
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| CN201910268859.3A CN109876920B (en) | 2019-04-04 | 2019-04-04 | High-pressure centrifugal roller press |
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| CN109876920A CN109876920A (en) | 2019-06-14 |
| CN109876920B true CN109876920B (en) | 2021-02-19 |
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| CN110961192B (en) * | 2019-12-24 | 2021-11-12 | 广东电网有限责任公司 | Synchronous single-transmission roller press for electric coal crushing in thermal power station |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB228124A (en) * | 1924-01-26 | 1925-07-23 | Harry Johan Hjalmar Nathorst | Improvements in roller grinding mills |
| US4063687A (en) * | 1975-09-18 | 1977-12-20 | General Comminution Inc. | Comminution device |
| CN201132126Y (en) * | 2007-11-30 | 2008-10-15 | 洛阳巨力机械制造有限公司 | Pre-grinding mill |
| CN101480628A (en) * | 2009-01-15 | 2009-07-15 | 付庚有 | End milling equipment instead of ball mill |
| CN202316028U (en) * | 2011-11-24 | 2012-07-11 | 武汉科技大学 | Pressurization buffer device for vertical roller mill |
| CN103521308B (en) * | 2013-11-05 | 2016-03-09 | 长沙深湘通用机器有限公司 | Ring-roller mill |
| CN106345573B (en) * | 2016-11-03 | 2018-04-03 | 付庚有 | A kind of circular cone multiple roll mill |
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