CN207614967U - Prilling granulator - Google Patents

Abstract

The utility model discloses a kind of prilling granulator, including cooked flake wrapping machine, crusher and roller screen machine, the first belt conveyor and the second belt conveyor；The cooked flake wrapping machine includes the first chassis, the first feed hopper, two pieces of support plates, parallel to each other and horizontally disposed two pressure rollers, and the driving device for driving two pressure rollers to rotate；The both ends of each pressure roller are respectively set there are one spindle nose, and each spindle nose is hinged with corresponding support plate；The same end of two pieces of support plates is respectively set there are one horizontal opening, and the length direction of each horizontal opening that block support plate where it respectively extends；The height of each horizontal opening is more than the outer diameter of corresponding spindle nose.The installation of prilling granulator pressure roller and debugging provided by the utility model are convenient, improve efficiency of assembling.

Description

Prilling granulator

Technical field

The utility model is related to ceramic machinery equipment technical field, more particularly to a kind of prilling granulator.

Background technology

Ceramic（Such as ceramic tile）In production process, it is sometimes desirable to be granulated to colorant, be made by adulterating pigment granules It obtains ceramic and finally shows irregular, natural aesthetic feeling.Granted publication is that the patent of CN 203065362U discloses well A kind of chromatic ceramics prilling granulator, but appoint and so have the following disadvantages：（1）To in pressing roll system drive roll and passive guide roller installation and It is inconvenient to adjust；（2）Crushing efficiency and the crushing effect for being granulated pusher dog are relatively low；（3）Vibrating sieving machine needs that dither is arranged, not only Increase cost, also increases operation noise.

As it can be seen that the prior art could be improved and improve.

Utility model content

Place in view of above-mentioned deficiencies of the prior art, the purpose of this utility model is to provide a kind of prilling granulators, it is intended to The pressure roller installation for solving to be used for the prilling granulator of ceramic industry in the prior art is inconvenient, and crushing effect is bad, and screen(ing) machine runs noise Big technical problem.

In order to achieve the above object, the utility model takes following technical scheme：

A kind of prilling granulator, including cooked flake wrapping machine, crusher and roller screen machine, for breaking the outputting material paper feeding of cooked flake wrapping machine First belt conveyor of broken machine, and for by the second belt conveyor of the outputting material paper feeding roller screen machine of crusher；Institute It includes the first chassis to state cooked flake wrapping machine, and two pieces of support plates being arranged on the first chassis are arranged first above two pieces of support plates Feed hopper, parallel to each other and horizontally disposed two pressure rollers, and the driving device for driving two pressure rollers to rotate；Each pressure The both ends of roller are respectively set there are one spindle nose, and each spindle nose is hinged with corresponding support plate；The same end difference of two pieces of support plates There are one horizontal opening, the length direction of each horizontal opening that block support plate where it respectively extends for setting；Each water The height for being opened flat mouth is more than the outer diameter of corresponding spindle nose；Several gear teeth are respectively arranged on the outer circumference surface of each pressure roller；It is each The length direction of that pressure roller of the gear teeth where it extends.

In the prilling granulator, the outside of two pieces of support plates, which corresponds to, is respectively arranged with a bearing at each pressure roller both ends Seat, is respectively set that there are one bearings in each bearing block；The spindle nose at each pressure roller both ends is each passed through that corresponding block support plate And it is interference fitted with the bearing in that corresponding bearing block；The driving device includes first driving motor, a pressure One spindle nose of roller is each passed through that corresponding bearing block and is coaxially connect with the main shaft of the first driving motor.

In the prilling granulator, that spindle nose of each pressure roller far from driving motor stretches out corresponding bearing block simultaneously respectively Gear there are one being arranged；In the projection of that axially vertical plane with two pressure rollers, the gear teeth of each pressure roller with it is corresponding That gear the gear teeth overlap.

In the prilling granulator, the crusher includes the second chassis, is arranged on the second chassis and bottom is set There is the cracking cabin of discharge port, and the second feed hopper being arranged at the top of cracking cabin；It is provided with sieve bend in cracking cabin and is crushed Knife, cracking cabin outside are provided with the second driving motor for driving crushing cutter to rotate；Crushing cutter includes horizontally disposed shaft, And at least one fragmentation cell being arranged in shaft；Each fragmentation cell respectively includes several knives being fixed in shaft Frame is respectively set on each knife rest there are one blade, and the length direction of each blade is parallel with the length direction of shaft；Shaft Both ends are hinged with cracking cabin respectively, and one end is stretched out cracking cabin and is fixedly connected with the main shaft of the second driving motor；Sieve bend position Between discharge port and crushing cutter.

3 fragmentation cells are provided in the prilling granulator, in the shaft of crusher altogether；Each fragmentation cell wraps respectively 4 knife rests are included, the angle of arbitrary two neighboring knife rest is 90 degree on the circumferencial direction of shaft；Two fragmentation cells of arbitrary neighborhood Knife rest misplace on the circumferencial direction of shaft arrangement.

In the prilling granulator, the sieve bend includes curved screen, two arc cranses and two press strips；Each arc Shape cranse respectively includes inner ring and outer ring, and two arc tips of curved screen are inserted into the inner ring of corresponding arc cranse and outer respectively Between circle, the inner ring and outer ring of each arc cranse is connected by screw；Each press strip respectively includes inside casing and outside casing, arc Two straight flanges of shape sieve are inserted into respectively between the inside casing and outside casing of corresponding press strip, the inside casing and external pressure of each press strip Item is fixed by screw respectively；Each arc cranse and press strip are bolted with cracking cabin.

In the prilling granulator, sieve bend further includes curved support item, which includes inner support item and outer Support bar；The middle part of curved screen is located at the curved support item between inner support item and outer support item, inner support item and outer Support bar is connected by screw.

In the prilling granulator, the roller screen machine includes third chassis, and the screen drum on third chassis is obliquely arranged, The third driving motor being arranged on third chassis, and it is arranged on chassis and corresponds to the third feed hopper of screen drum higher-end, The screen drum includes a third shaft being obliquely installed, and two are respectively arranged at the bracing ring at shaft both ends, and are sleeved on two Cylindrical screen on a bracing ring；It is connected by several connecting rods between each bracing ring and shaft；The lower end of shaft It is fixedly connected with the main shaft of third driving motor；The both ends of shaft correspond to is hinged at least one pendulum respectively at bracing ring, respectively A pendulum can hit the connecting rod of neighbouring pendulum when swinging.

In the prilling granulator, each bracing ring of roller screen machine is connect by 4 connecting rods with third shaft respectively, the The angle of any adjacent two connecting rod is 90 degree in 4 connecting rods of three shaft the same ends；The both ends of third shaft correspond to branch 2 pendulums are hinged at support ring respectively, the line of hinge joint of 2 pendulums of shaft the same end intersects with the axis of shaft.

A discharging positioning disk is obliquely provided in the prilling granulator, in third rack, the discharging positioning disk Higher-end is located at the lower section of screen drum lower end；The positioning disk that discharges includes bottom plate, and the side plate in two bottom sides is arranged, and setting exists The higher-end of the baffle of bottom plate higher-end, bottom plate is wider than the lower end of bottom plate.

Advantageous effect：

The utility model provides a kind of prilling granulator, compared with prior art, is opened in support plate setting level by being arranged Mouthful so that two pressure rollers of cooked flake wrapping machine are more prone to assemble.Further, by the way that multiple fragmentation cells are arranged on crushing cutter, And each blade is arranged in parallel with crusher shaft so that crushing efficiency improves.Further, it by the way that pendulum is arranged, avoids Dither is set on screen(ing) machine as prior art, reduces manufacturing cost and operation noise.

Description of the drawings

Fig. 1 is the structural schematic diagram of prilling granulator provided by the utility model.

Fig. 2 is the stereoscopic schematic diagram of cooked flake wrapping machine in prilling granulator provided by the utility model.

Fig. 3 is the schematic rear view of cooked flake wrapping machine in prilling granulator provided by the utility model.

Fig. 4 is in prilling granulator provided by the utility model, and the right side of cooked flake wrapping machine regards schematic diagram.

Fig. 5 is the operation principle schematic diagram of cooked flake wrapping machine in prilling granulator provided by the utility model.

Fig. 6 is the schematic front view of crusher in prilling granulator provided by the utility model.

Fig. 7 is in prilling granulator provided by the utility model, and the right side of crusher regards schematic diagram.

Fig. 8 is the front view of crushing cutter in prilling granulator provided by the utility model.

Fig. 9 is the left view of crushing cutter in prilling granulator provided by the utility model.

The partial enlarged view in the regions S1 in Figure 10 Fig. 8.

Figure 11 is the stereoscopic schematic diagram of sieve bend in prilling granulator provided by the utility model.

Figure 12 is the partial enlarged view in the regions S2 in Figure 11.

Figure 13 is the schematic front view of roller screen machine in prilling granulator provided by the utility model.

Figure 14 is the stereoscopic schematic diagram of screen drum in prilling granulator provided by the utility model.

Figure 15 is the partial enlarged view in the regions S3 in Figure 14.

Figure 16 is the structural schematic diagram for the positioning disk that discharges in prilling granulator provided by the utility model.

Specific implementation mode

The utility model provides a kind of prilling granulator, to keep the purpose of this utility model, technical solution and effect more clear Chu defines, and the utility model is further described in the embodiment that develops simultaneously referring to the drawings.It should be appreciated that described herein Specific embodiment only explaining the utility model, be not used to limit the utility model.

Referring initially to Fig. 1 to Fig. 5, the utility model provides a kind of prilling granulator.It is not used to limit cake of press shown in Fig. 1 The specific dimensional orientation of machine, crusher and roller screen machine；Work as cooked flake wrapping machine, when crusher and roller screen machine setting one floor of cylinder, then the One belt conveyor and the second belt conveyor need to be usually obliquely installed.

The prilling granulator includes cooked flake wrapping machine 1, crusher 2 and roller screen machine 3, is used for the outputting material paper feeding of cooked flake wrapping machine First belt conveyor 4 of crusher, and for by the second belt conveyor of the outputting material paper feeding roller screen machine of crusher 5；The cooked flake wrapping machine 1 includes the first chassis 110, and two pieces of support plates 120 being arranged on the first chassis are arranged in two pieces of support plates First feed hopper 130 of top, parallel to each other and horizontally disposed two pressure rollers 140, and for driving two pressure roller rotations Driving device；The both ends of each pressure roller are respectively set there are one spindle nose 141, and each spindle nose is hinged with corresponding support plate；Two The same end of block support plate is respectively set there are one horizontal opening 1201, that block where it supports each horizontal opening respectively The length direction of plate extends；The height of each horizontal opening 1201 is more than the outer diameter of corresponding spindle nose 141；Each pressure roller 140 Several gear teeth 1401 are respectively arranged on outer circumference surface；The length direction of that pressure roller of each gear teeth where it extends.By Belong to the prior art in belt conveyor itself, in Fig. 1 and is not drawn into the complete structure of belt conveyor.The utility model passes through Horizontal opening is set on the supporting plate, and the spindle nose convenient for two pressure rollers enters laterally in opening, to facilitate installation and debugging.

It please refers to Fig.1 and Fig. 4, the outside of two pieces of support plates of cooked flake wrapping machine corresponds to is respectively arranged with one at each pressure roller both ends A bearing block 142, is respectively set that there are one bearings in each bearing block（It is not shown in figure）；The spindle nose 141 at each pressure roller both ends It is each passed through that corresponding block support plate and is interference fitted with the bearing in that corresponding bearing block；The driving device includes One the first driving motor 150（Driving motor is arranged in a mounting base 151, and mounting base is bolted on chassis On）, a spindle nose of a pressure roller is each passed through that corresponding bearing block and coaxially connects with the main shaft of the first driving motor It connects.That is, the non-initiative compression roller of the pressure roller being connected with the first driving motor, the non-driven rollers of another pressure roller.By the way that bearing block is set It sets on the supporting plate, is easily installed and debugs.When practical set, two pressure rollers can be coordinated with bearing block in advance, it is then horizontal Enter in horizontal opening certainly to ground, then bearing block be fixed on two support plates, finally finely tunes again and pressure roller assembly can be completed, The setting improves installation and the debugging speed of pressure roller, also just with dismounting.

Referring to Fig. 3, further, that spindle nose of each pressure roller far from driving motor stretches out corresponding bearing block respectively And gear 160 there are one being arranged；In the projection of that axially vertical plane with two pressure rollers, the gear teeth of each pressure roller with The gear teeth of that corresponding gear overlap.During the setting is mainly easily installed, directly it can pass through sight on the outside of support plate The mated condition for examining two gears can determine the mated condition of two pressure rollers.

Preferably, the specification of two pressure rollers is identical, and the specification of two gears is identical, the setting make pressure roller, gear at This reduction.

Please refer to Fig. 6 to Figure 12, the structure of crusher described below.

The crusher include the second chassis 21, be arranged on the second chassis and bottom be equipped with discharge port cracking cabin 22, and the second feed hopper 23 for being arranged at the top of cracking cabin, sieve bend 25 and crushing cutter 24, cracking cabin are provided in cracking cabin Outside is provided with the second driving motor 26 for driving crushing cutter to rotate；Crushing cutter includes horizontally disposed shaft 241, and At least one fragmentation cell 242 being arranged in shaft；Each fragmentation cell 242 respectively include being fixed in shaft several Knife rest（Cutter frame structure is detailed below）, it is respectively set that there are one blade 2423, the length sides of each blade 2423 on each knife rest To parallel with the length direction of shaft 241；The both ends of shaft 241 are hinged with cracking cabin 22 respectively, and cracking cabin is stretched out simultaneously in one end It is fixedly connected with the main shaft of the second driving motor 26；Sieve bend is between discharge port and crushing cutter.Fig. 6 shows the second motor Mounting base 27, the second driving motor are set on the motor mount.Above-mentioned discharge port（Do not observe in figure）Along cracking cabin Length direction extends, and the length of discharge port and the length of sieve bend are roughly equal, to ensure that particle can be suitable after sieve bend Sharply it is discharged from cracking cabin bottom.

Further, 3 fragmentation cells 242 are provided in the shaft of crushing cutter altogether；Two fragmentation cells of arbitrary neighborhood Knife rest misplaces arrangement on the circumferencial direction of shaft.

Further, each fragmentation cell 242 respectively includes 4 knife rests, the arbitrary neighborhood two on the circumferencial direction of shaft The angle of a knife rest is 90 degree.The setting makes knife rest arrangement uniform, that is, facilitates the making of crushing cutter, also allows for the broken of material It is broken.

Preferably, the knife rest of two fragmentation cells of arbitrary neighborhood is arranged on the circumferencial direction of shaft by 45 degree of dislocation.It should The main balance improved when shaft works is arranged to carry but also material can rapidly be broken in entire sieve High crushing efficiency.

A kind of structure of knife rest provided herein, each knife rest respectively include two disposed in parallel long-armed 2421, Yi Jilian Connect the galianconism of two root long arm one end（It is blocked and does not observe by blade in attached drawing）；It hangs down respectively that one end of each long-armed separate galianconism Directly it is fixed in shaft；Each blade 2423 is removably attached on the galianconism of corresponding knife rest.Above-mentioned cutter frame structure letter It is single, it is easy to accomplish.

Further, the both sides of each galianconism are detachably provided with a blade respectively.By the setting, further carry High crushing efficiency.

Further, several waist-shaped holes 24231 are offered on each blade, and several spiral shells are accordingly offered on each galianconism Pit（3 waist-shaped holes are schematically drawn in figure on each blade, but not limited thereto）, each blade passes through with corresponding galianconism It is bolted；The length direction of each waist-shaped hole is vertical with the axis of shaft.By the way that waist-shaped hole is arranged, blade position can be adjusted It sets, to adjust the gap between blade and sieve, that is, realizes and tentatively adjust broken granular size.

The utility model provides a kind of sieve bend simple in structure, and the sieve bend 5 includes curved screen 251（In figure not Draw the grid of curved screen）, two arc cranses 252 and two press strips 253；Each arc cranse 252 respectively includes inner ring 2521 and outer ring 2522, two arc tips of curved screen be inserted into respectively between the inner ring and outer ring of corresponding arc cranse, respectively The inner ring and outer ring of a arc cranse is connected by screw；Each press strip 253 respectively includes inside casing 2531 and outside casing 2532, Two straight flanges of curved screen are inserted into respectively between the inside casing and outside casing of corresponding press strip, the inside casing of each press strip and outer Press strip is fixed by screw respectively；Each arc cranse and press strip are bolted with cracking cabin.By attached drawing it is found that in above-mentioned Circle and outer ring are arc-shaped, not a complete annulus.The spiral shell for wearing screw on press strip is schematically depicted in Fig. 6 and Fig. 7 Hole is not drawn into the screw hole for wearing screw on arc cranse.

In actual use, connecting hole is offered respectively in the end of two arc cranses and two press strips（It is as shown in the figure 2524 and 2534）, it is bolted for the cracking cabin with crusher.Sieve bend provided by the utility model not only structure letter It is single, low manufacture cost, and due to curved screen be removably inserted into in arc cranse and press strip, once curved screen is damaged, It is convenient for changing curved screen.

In practical application, when curved screen is longer, a curved support item 254 can be set and reinforced to curved screen Support, which includes inner support item 2541 and outer support item 2542；The middle part of curved screen is located at the curved support Between inner support item and outer support item, inner support item and outer support item are connected by screw item.The both ends of inner support circle point It is not fixed on the inside casing of two press strips, the both ends of outer support circle are separately fixed on the outside casing of two press strips.

Further, several pull rods 255 are provided with before the outer ring of curved support item and the outer ring of two arc cranses.It is logical It crosses the setting and not only further improves support strength to curved screen, while cranse and support bar are unlikely to deform.

3 to Figure 16 are please referred to Fig.1, the structure of roller screen machine described below.

The roller screen machine includes third chassis 31, and the screen drum 32 on third chassis is obliquely arranged, and is arranged in chassis On third driving motor 33, and be arranged on chassis and the third feed hopper 34 of corresponding screen drum higher-end, the screen drum packet A third shaft 321 being obliquely installed, two bracing rings 322 for being respectively arranged at shaft both ends are included, and are sleeved on two branch Cylindrical screen 320 on support ring（The grid of sieve is not drawn into figure）；Pass through several companies between each bracing ring and shaft Extension bar connection 323；The lower end of third shaft is fixedly connected with the main shaft of third driving motor；The both ends of third shaft correspond to branch At least one pendulum 324 is hinged at support ring respectively, each pendulum can hit the connecting rod of neighbouring pendulum when swinging.Third shaft Both ends respectively with a bearing block 36（13 only observe 1 bearing block in figure）Hinged, bearing block is fixed on the rack.

When roller screen machine works, during screen drum rotates, pendulum can periodically beat adjacent thereto due to gravity Connecting rod, so that shaft is vibrated, such periodic vibration makes the particle entered in the bearing block at shaft both ends Shaken bearing block, to extend the service life of bearing block.In addition, relative to traditional screen(ing) machine, since high frequency not being arranged Vibrator, therefore run noise and be greatly reduced.

Further, it is also set up between two bracing rings there are one Auxiliary support circle 325, which turns with third It is connected by several connecting rods between axis.Make to improve the support to cylindrical screen by the way that Auxiliary support circle is arranged.

Further, each bracing ring is connect by 4 connecting rods with third shaft respectively, and the 4 of third shaft the same end The angle of any adjacent two connecting rod is 90 degree in root connecting rod.The setting structure adds list, convenient for making.

4 are please referred to Fig.1, the both ends of third shaft correspond to and are hinged with 2 pendulums at bracing ring respectively, third shaft the same end The lines of hinge joint of 2 pendulums intersect with the axis of shaft.The setting improves the frequency that pendulum hits connecting rod.

Further referring to Figure 15, specifically, the both ends of third shaft are respectively arranged with 2 journal stirrups 327, and pendulum includes hammer Handle 3241 and tup 3242, each hammer handle are hinged with that corresponding journal stirrup.When work, tup can bump against adjacent connecting rod On.

Further, a discharging positioning disk 36, the higher-end of the discharging positioning disk are obliquely provided in third rack Positioned at the lower section of screen drum lower end.By setting discharging positioning disk, it is convenient for the collection of particle.

As shown in figure 4, discharging positioning disk 36 includes bottom plate 361, the side plate 362 in two bottom sides is set, and setting exists The baffle 363 of bottom plate higher-end.Normally, the higher-end of bottom plate is wider than the lower end of bottom plate.

The operation principle of the prilling granulator described briefly below：Colorant enters the first feed hopper, is fallen after two roller compactions Enter onto the first belt conveyor, be then passed to crusher and drop into the second feed hopper；Material is fallen by the second feed hopper On sieve bend, the second driving motor drives crushing cutter rotation that material is broken into particle, and particle passes through sieve bend（Such as：4-8 mesh） It drops on the second belt feeder；Particle is sent to third feed hopper by the second belt feeder, and is further dropped into screen drum, and third is driven Dynamic motor drives screen drum to rotate, the lower end movement of particle past rotation under Gravitative Loads, comparatively fine in moving process Grain, powder pass through the cylindrical screen on screen drum（It is more slightly higher than the mesh number of sieve bend, such as：8-10 mesh）It scatters down, and relatively Big particle then has the lower end of screen drum to be discharged, so that the size of the particle filtered out is in a certain range.Practical application In, when practical application, the outlet side of the lower section of screen drum and the lower end of screen drum is respectively set that there are one collecting tank or conveyer belts （It is not shown in figure）, for collecting the particle of screening.

It is understood that for those of ordinary skills, can with technical solution according to the present utility model and The design of its utility model is subject to equivalent substitution or change, and all these changes or replacement should all belong to appended by the utility model Scope of the claims.

Claims (10)

1. a kind of prilling granulator, including cooked flake wrapping machine, crusher and roller screen machine, for the outputting material paper feeding of cooked flake wrapping machine to be crushed First belt conveyor of machine, and for by the second belt conveyor of the outputting material paper feeding roller screen machine of crusher；It is special Sign is that the cooked flake wrapping machine includes the first chassis, and two pieces of support plates being arranged on the first chassis are arranged in two pieces of support plates First feed hopper of side, parallel to each other and horizontally disposed two pressure rollers, and the driving dress for driving two pressure roller rotations It sets；The both ends of each pressure roller are respectively set there are one spindle nose, and each spindle nose is hinged with corresponding support plate；Two pieces of support plates it is same One end is respectively set there are one horizontal opening, and the length direction of each horizontal opening that block support plate where it respectively prolongs It stretches；The height of each horizontal opening is more than the outer diameter of corresponding spindle nose；It is respectively arranged on the outer circumference surface of each pressure roller several The gear teeth；The length direction of that pressure roller of each gear teeth where it extends.

2. prilling granulator according to claim 1, which is characterized in that the outside of two pieces of support plates corresponds to each pressure roller both ends Place is respectively arranged with a bearing block, is respectively set in each bearing block there are one bearing；The spindle nose at each pressure roller both ends is distinguished It is interference fitted across that corresponding block support plate and with the bearing in that corresponding bearing block；The driving device includes one First driving motor, a spindle nose of a pressure roller be each passed through that corresponding bearing block and with the main shaft of the first driving motor Coaxially connect.

3. prilling granulator according to claim 2, which is characterized in that spindle nose of each pressure roller far from driving motor point Corresponding bearing block is not stretched out and is arranged there are one gear；In the projection of that axially vertical plane with two pressure rollers, The gear teeth of each pressure roller are overlapped with the gear teeth of that corresponding gear.

4. prilling granulator according to claim 1, which is characterized in that the crusher includes the second chassis, setting On the second chassis and bottom is equipped with the cracking cabin of discharge port, and the second feed hopper being arranged at the top of cracking cabin；Cracking cabin It is inside provided with sieve bend and crushing cutter, the second driving motor for driving crushing cutter to rotate is provided on the outside of cracking cabin；It is broken Knife includes horizontally disposed shaft, and at least one fragmentation cell being arranged in shaft；Each fragmentation cell respectively includes Several knife rests being fixed in shaft are respectively set on each knife rest there are one blade, the length direction of each blade with turn The length direction of axis is parallel；The both ends of shaft are hinged with cracking cabin respectively, and one end stretch out cracking cabin and with the second driving motor Main shaft be fixedly connected；Sieve bend is between discharge port and crushing cutter.

5. prilling granulator according to claim 4, which is characterized in that be provided with 3 broken lists in the shaft of crusher altogether Member；Each fragmentation cell respectively includes 4 knife rests, and the angle of arbitrary two neighboring knife rest is 90 on the circumferencial direction of shaft Degree；The knife rest of two fragmentation cells of arbitrary neighborhood misplaces arrangement on the circumferencial direction of shaft.

6. prilling granulator according to claim 5, which is characterized in that the sieve bend includes curved screen, two arcs Cranse and two press strips；Each arc cranse respectively includes inner ring and outer ring, and two arc tips of curved screen are inserted into pair respectively Between the inner ring and outer ring for the arc cranse answered, the inner ring and outer ring of each arc cranse is connected by screw；Each press strip point Not Bao Kuo inside casing and outside casing, two straight flanges of curved screen be inserted into respectively corresponding press strip inside casing and outside casing it Between, the inside casing and outside casing of each press strip are fixed by screw respectively；Each arc cranse and press strip pass through spiral shell with cracking cabin It tethers and connects.

7. prilling granulator according to claim 6, which is characterized in that sieve bend further includes curved support item, the arc branch Stay includes inner support item and outer support item；The middle part of curved screen is located at the curved support item and is located at inner support item and outer support Between item, inner support item and outer support item are connected by screw.

8. prilling granulator according to claim 1, which is characterized in that the roller screen machine includes third chassis, is obliquely set The screen drum on third chassis is set, the third driving motor being arranged on third chassis, and be arranged on chassis and correspond to sieve The third feed hopper of cylinder higher-end, the screen drum includes a third shaft being obliquely installed, and two are respectively arranged at shaft two The bracing ring at end, and the cylindrical screen that is sleeved on two bracing rings；Pass through several companies between each bracing ring and shaft Extension bar connects；The lower end of shaft is fixedly connected with the main shaft of third driving motor；The both ends of shaft correspond to be distinguished at bracing ring It is hinged at least one pendulum, each pendulum can hit the connecting rod of neighbouring pendulum when swinging.

9. prilling granulator according to claim 8, which is characterized in that each bracing ring of roller screen machine passes through 4 companies respectively Extension bar is connect with third shaft, and the angle of any adjacent two connecting rod is 90 degree in 4 connecting rods of third shaft the same end； The both ends of third shaft correspond to and are hinged with 2 pendulums at bracing ring respectively, the line of the hinge joint of 2 pendulums of shaft the same end Intersect with the axis of shaft.

10. prilling granulator according to claim 9, which is characterized in that be obliquely provided with a discharging in third rack Positioning disk, the higher-end of the discharging positioning disk are located at the lower section of screen drum lower end；The positioning disk that discharges includes bottom plate, is arranged in bottom The side plate of both sides, and the baffle in bottom plate higher-end is set, the higher-end of bottom plate is wider than the lower end of bottom plate.