CN204395909U - Four pressure roller ring die pelleters - Google Patents
Four pressure roller ring die pelleters Download PDFInfo
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- CN204395909U CN204395909U CN201420788651.7U CN201420788651U CN204395909U CN 204395909 U CN204395909 U CN 204395909U CN 201420788651 U CN201420788651 U CN 201420788651U CN 204395909 U CN204395909 U CN 204395909U
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Abstract
This technology provides a kind of dependable performance, the four pressure roller ring die pelleters that operating efficiency is high, and it comprises frame, is arranged on the granulation mechanism in frame; Granulation mechanism main shaft, the roller seat be connected with main shaft, the pressure roller shaft be fixed on roller seat, rotate the pressure roller be arranged in pressure roller shaft, the ring mould be fixed in frame; The upper end of the main shaft coaxial with ring mould is stretched into ring mould and is connected with roller seat, and ring mould offers granulation hole along the radial direction of ring mould; It also comprises for main shaft provides the power source of power, for the revolute pair between pressure roller and pressure roller shaft provides the lubricating system of lubrication, the main part of frame has the casing doubling as fuel tank of lubricating oil in being, power source drives main axis by the gear drive arranged in fuel tank, and lubricating system at least comprises oil pump, the lubricating oil in fuel tank delivered to the oil circuit of the revolute pair between pressure roller and pressure roller shaft; Pressure roller and pressure roller shaft are four, and each pressure roller is arranged in a pressure roller shaft.
Description
Technical field
This technology relates to granulator, granulates etc. for feed granulating, living beings such as stalk, is a kind of express material is shaping and equipment being cut off by the charge bar after extruded and granulate.
Background technology
The granulation mode of current granulator has screw extrusion, piston punching press, the extruding of ring mould and roll extrusion several.Typical equipment is the ring die pelleter adopting ring mould extruding granulation mode; the structure of this ring die pelleter is; two pressure rollers are set in ring mould; during work; wedge shaped squeeze room (portion) is formed at ring mould and pressure roller; by relatively rotating of ring mould and pressure roller, the material of wedge shaped squeeze indoor is extruded inner ring mould by powerful active force, completes granulation.In use, the frictional force produced in granulation device is comparatively large, needs larger power drive for this ring die pelleter; Friction produces a large amount of heat energy, makes granulation device self-temperature higher, and lubrication and the cooling of the parts of motion require higher, then also have higher cooling requirement for lubricating oil; Only arrange two pressure rollers, the operating efficiency of granulator needs to be improved further.
Current granulator, cutting knife is the charge bar that the power cut relying on the power source of drive shaft to provide is extruded from granulation hole.In such situation, granulator operating efficiency is not high.
Summary of the invention
The object of this technology is to provide a kind of four pressure roller ring die pelleters, and its dependable performance, operating efficiency is high.
The object of this technology is achieved through the following technical solutions:
This four pressure roller ring die pelleters, it comprises frame, is arranged on the granulation mechanism in frame; Granulation mechanism comprises vertical placement, rotate be arranged on the main shaft in frame, the roller seat be connected with main shaft, the pressure roller shaft be fixed on roller seat, rotate the pressure roller be arranged in pressure roller shaft, the ring mould be fixed in frame; The upper end of the main shaft coaxial with ring mould is stretched into ring mould and is connected with roller seat, and ring mould offers granulation hole along the radial direction of ring mould; It also comprises for main shaft provides the power source of power, for the revolute pair between pressure roller and pressure roller shaft provides the lubricating system of lubrication, it is characterized in that: the main part of frame has the casing doubling as fuel tank of lubricating oil in being, power source drives main axis by the gear drive arranged in fuel tank, and lubricating system at least comprises oil pump, the lubricating oil in fuel tank delivered to the oil circuit of the revolute pair between pressure roller and pressure roller shaft; Pressure roller and pressure roller shaft are four, and each pressure roller is arranged in a pressure roller shaft.
Four above-mentioned pressure roller ring die pelleters, granulation mechanism also comprises the ring die holder with annular boss connected firmly in frame, and ring mould is positioned at outside annular boss.Like this, annular boss is conveniently located ring mould, is fixed.Certainly, ring die holder also can be regarded as a part for frame.
Four above-mentioned pressure roller ring die pelleters, roller seat comprises roller frame, scraper plate and roller seat cover plate; Pressure roller shaft is arranged between roller frame and roller seat cover plate; Roller frame is provided with bending scraper plate, and the bending direction of scraper plate is contrary with the rotation direction of roller seat.Best, ring die holder offers the cylinder shape groove with ring mould coaxial line; Roller frame also and between groove inner wall forms groove in groove; Roller frame is stretched out in the outer end of scraper plate, and the direction bending identical in opposite directions with the rotation direction of roller seat of in groove and edge is stretched on the lower edge of extension.These improve, bending scraper plate defines feeding mechanism, and the material piled up on roller frame can be fed the wedge shaped squeeze portion between the pressure roller of granulator and ring mould by it, simultaneously, material nature on rotation roller frame moves to the ring mould being positioned at roller frame periphery, forms centrifugal forced feed; Scraper plate can also clear up the material squeezed in groove, in addition, utilizes bending scraper plate that material stirring is even, to the even feeding in wedge shaped squeeze portion, can also make granulator smooth running.
Four above-mentioned pressure roller ring die pelleters, each pressure roller shaft is rotated and is arranged on roller frame and roller frame cover plate.
Four above-mentioned pressure roller ring die pelleters, it also comprises the back-up ring being arranged in frame, being positioned at ring mould periphery, baffle ring is arranged at the top between back-up ring and ring mould, and what baffle ring rotated around ring mold shaft line is arranged on back-up ring or ring mould, and back-up ring or ring mould arrange the cutter actuating device driving baffle ring to rotate; Have in the below of baffle ring and being fixed on baffle ring, being parallel to the cutting knife for cutting off the charge bar extruded from granulation hole of ring mould Axis Extension.The cutter actuating device driving cutting knife separately established separately by the granulator of this patent, instead of uses the power source of drive shaft to provide power for cutting knife, and through this improvement, it is abundant that cutting knife cuts off charge bar power, reliable operation; Simultaneously owing to not sharing the power of power source, adopt the granulator operating efficiency of this cutter also can improve.
Four above-mentioned pressure roller ring die pelleters, the lower framework between back-up ring and ring mould has discharging opening, is connected with the scraping wings for promoting the charge bar cut off extended along ring mould radial direction in cutting knife bottom.Scraping wings rotates around ring mold shaft line together along with cutting knife, the charge bar cut off is shifted onto discharge outlet, is convenient to discharging.
Four above-mentioned pressure roller ring die pelleters, cutter actuating device is cutter driving motor; Be fixed with little axle in back-up ring inner circumferential, little axle arranges spring bearing, spring bearing axis extends along ring mould radial direction, and baffle ring is rotated by spring bearing and is arranged on back-up ring; Baffle ring arranges gear ring; The pinion engaged with gear ring is arranged on the output shaft of cutter driving motor.
Four above-mentioned pressure roller ring die pelleters, it also comprises up-small and down-big taper feed hopper, and the lower end of feed hopper is fixed on ring mould, and the lower end peripheral of feed hopper has the shrouding extending to back-up ring, and cutter driving motor is fixed on shrouding; Gear ring and pinion are between shrouding and baffle ring.By broach hopper, be convenient to material to send between the ring mould of granulator and pressure roller or roller seat from outside.In pinion and the gear ring relatively airtight space between shrouding and back-up ring, prevent foreign matter from entering, ensure that the normal work of pinion and gear ring.
The beneficial effect of this technology is:
Lubricating system is using casing as fuel tank; can to sufficient lubrications such as the gear drive in casing, revolute pairs between pressure roller and pressure roller shaft; also area of dissipation is considerably increased; to lubricating oil effective temperature-reducing; there is the outstanding effect of heavily loaded low temperature; so both made employing four pressure rollers, still can reliably working, solve the ubiquitous defect being difficult to overcome that existing granulator power is large, output is low, energy consumption is high.Because ring die pelleter has better lubricating system, the sufficient lubrication such as gear drive, revolute pair between pressure roller and pressure roller shaft, the revolute pair temperature rise especially between pressure roller and pressure roller shaft is lower, can drive four pressure rollers, and reliable operation, working (machining) efficiency is high.
Four above-mentioned pressure roller ring die pelleters, pressure roller is rotated by roller bearing and is arranged in pressure roller shaft, and main shaft is rotated by main shaft bearing and is arranged on casing; Scavenge delivery road with outside pressure roller shaft, in have the roller cavity of roller bearing to communicate, roller cavity with formed between casing with main shaft, in have the axle cavity of main shaft bearing to communicate, axle cavity communicates with fuel tank.The lubricating oil through pressurization that oil pump exports, successively through roller cavity, axle cavity, carries out forced feed lubrication to roller bearing, main shaft bearing and lowers the temperature respectively, ensure that each parts reliably working.
Four above-mentioned pressure roller ring die pelleters; the structure that scavenge delivery road communicates with roller cavity is: scavenge delivery road communicates with the fuel feed hole offered in pressure roller shaft; the upper surface being positioned at pressure roller shaft suitable for reading of fuel feed hole, the end opening of fuel feed hole is arranged on the side of pressure roller shaft, is positioned at roller cavity top or middle part.
Four above-mentioned pressure roller ring die pelleters; the structure that scavenge delivery road communicates with roller cavity is: offer by the spindle through-hole of lower end to upper end in main shaft; scavenge delivery road communicates with the end opening of spindle through-hole by being positioned at the But rotary joint be connected on main-shaft axis and with main shaft, and the suitable for reading of spindle through-hole is communicated with roller cavity by oil pipe.
Four above-mentioned pressure roller ring die pelleters, the structure that scavenge delivery road communicates with roller cavity is: scavenge delivery road communicates with by being positioned at the But rotary joint be connected on main-shaft axis and with main shaft, and But rotary joint is communicated with roller cavity by oil pipe.
Four above-mentioned pressure roller ring die pelleters, the structure that roller cavity communicates with axle cavity is: roller cavity is communicated with the built on stilts chamber of opening on roller frame by the oil outlet offered in pressure roller shaft; Oil outlet suitable for reading be arranged on pressure roller shaft side, be positioned at roller cavity bottom, the end opening of oil outlet is positioned at the lower surface of pressure roller shaft; Built on stilts chamber is by communicating with axle cavity opening the shaft through-hole in main shaft.
During this lubrication system works, make lubricating oil pressurized flow in oil circuit, provide sufficient lubrication to each rotational components and lower the temperature.
Accompanying drawing explanation
Fig. 1 is the structural representation of ring die pelleter
Fig. 2 is the top view of Fig. 1
Fig. 3 is the structural representation of centrifugal feeding mechanism
Fig. 4 is the top view of Fig. 3
Fig. 5 is the A direction view of Fig. 3
Fig. 6 is the structural representation of ring die holder
Fig. 7 is the top view of Fig. 6
Fig. 8 is the A direction view of Fig. 6
Fig. 9 is roller frame main body schematic diagram
Figure 10 is the top view of Fig. 9
Figure 11 is the A direction view of Fig. 9
Figure 12 is the front view of oil groove
Figure 13 is the side view of oil groove
Figure 14 is the front view of patch
Figure 15 is the side view of patch
Figure 16 is the lubrication chart arranging spindle through-hole
Figure 17 is the front view of main shaft in Figure 16
Figure 18 is the top view of main shaft in Figure 16
Figure 19 is the lubrication chart not arranging spindle through-hole
Figure 20 is the front view of main shaft in Figure 19
Figure 21 is the top view of main shaft in Figure 19
Figure 22 is the enlarged drawing of pressure roller, pressure roller shaft etc.
Figure 23 is the partial enlarged drawing of ring mould etc.
Figure 24 is the schematic diagram of the roller frame having elongated hole.
Figure 25 is the top view of Figure 24.
Figure 26 is the partial schematic diagram of the ring die pelleter with feed hopper and cutter driving motor.
Figure 27 is the connection diagram such as feed hopper and cutter driving motor.
Figure 28 is the top view of pinion in Figure 27 and gear ring.
Figure 29 is the top view of back-up ring and cutting knife etc. in Figure 27.
Figure 30 is the enlarged drawing of cutting knife, scraping wings etc. in Figure 27.
Figure 31 is the left view of Figure 30.
Detailed description of the invention
Below in conjunction with accompanying drawing, this technology is described further:
See the ring die pelleter shown in Fig. 1, Fig. 2; by frame 1, the granulation mechanism 2 be arranged in frame 1; to the feeding mechanism 3 of granulation mechanism 2 feeding; for ring die pelleter provides the lubricating system 4 of lubrication; for ring die pelleter provides the mair motor 5 of power, vertically placement, the rotation main shaft 6 be arranged in frame 1 are formed.The ring mould 202 in granulation mechanism 2 is stretched in the upper end of main shaft 6, and ring mould 202 offers granulation hole 212 along the radial direction of ring mould 202; The main part of frame 1 is casing 101; granulation mechanism 2 at least includes four groups of pressure rollers 205; feeding mechanism 3 is centrifugal feeding mechanisms, and it is exactly fuel tank that lubricating system 4 at least comprises with the fuel tank 420(casing of above-mentioned casing 101 consubstantiality, and both are same parts).
Below frame 1, be also provided with at least three lower margins support 102.
Granulation mechanism 2 comprise connect firmly in frame 1, horizontally disposed ring die holder 208, connect firmly the ring mould 202 on ring die holder 208; Ring die holder 208 offers the cylinder shape groove with ring mould 202 coaxial line; Be connected with roller frame cover plate with roller frame by spline with main shaft 6 upper end of ring mould 202 coaxial line simultaneously.The pressure roller shaft 204 of four groups of pressure rollers 205 is rotated and is arranged on roller seat, and pressure roller 205 rotates and is arranged in pressure roller shaft 204.Roller seat comprises roller frame 201, scraper plate 301 and roller seat cover plate 203; Roller frame 201 is arranged in cylinder shape groove; Roller frame 201 and roller seat cover plate 203 offer four groups of corresponding holes, and the hole on roller frame 201 is blind hole, and the axis in four groups of holes is equal with the axial line distance of the mesopore that roller frame 201 and roller seat cover plate 203 are offered; A pressure roller 205 rotates and is arranged in one group of through hole; Roller frame 201 is provided with the scraper plate 301 that helically line is bending, and the bending direction of scraper plate 301 is contrary with the rotation direction 303 of roller seat; Roller frame 201 is stretched out in the outer end of scraper plate 301, the lower direction bending identical with the rotation direction 303 of roller seat along 304 edges of extension, and extend in the groove between roller frame periphery 201 and cylinder shape groove inwall; Built on stilts chamber 207 is had to communicate with mesopore in the bottom of roller frame 201 blind hole.The material piled up on roller frame can be fed the wedge shaped squeeze portion between compression roller of granulator and ring mould by scraper plate 301; also the material squeezed in groove can be cleared up; in addition; utilize the scraper plate that helically line is bending that material stirring is even; to the even feeding in wedge shaped squeeze portion, granulator smooth running can also be made.
Roller seat cover plate 203 is also provided with cutting knife 209, and the blade of cutting knife 209 is near the outside of ring mould 202, and the length of blade is not less than ring die pelletizing hole 212 overall width.Use this cutting knife, the material rod squeezed out thoroughly can be cut off granulation by granulation hole.
Specifically:
Frame 1 comprises casing 101 and four lower margins be arranged on below casing 101 support 102.
Main shaft 6 is vertically placed, and the rotational support of main shaft 6 times axle journals is arranged in casing 101, and on main shaft 6, the rotational support of axle journal is arranged on ring mould 202 tops, and two place's rotational support all can select roller bearing or ball bearing, and this programme selects ball bearing 602.
Shown in Fig. 6, Fig. 7, Fig. 8, ring die holder 208, as a part for granulation mechanism 2, while granulation mechanism 2 provides support, is also the tapping channel of manufactured goods.Ring mould 202 offers the cylinder shape groove 208.3 with main shaft 6 coaxial line, and granulation mechanism 2 rotates and is arranged in cylinder shape groove 208.3.Ring die holder 208 arranges the annular boss 208.2 with main shaft 6 coaxial line.Ring mould 202 offers discharging opening 208.1, and discharging opening is outside external mold and between back-up ring.
Ring die holder 208 is horizontally disposed with, and connects firmly in frame 1.Ring die holder 208 also can be regarded as a part for frame.
Main shaft is rotated by upper ball bearing 602 and arranges (or in frame) on ring die holder 208.Adopt sealing ring 601 that main shaft is sealed with ring die holder 208 to be connected, like this at the axle cavity 407 that the formation upper end, bottom of ring die holder 208 inner seal ring 601 seals on upper ball bearing 602 top.Upper ball bearing 602 is positioned at axle cavity 407, and axle cavity 407 bottom directly communicates with fuel tank.
Ring mould 202 offers granulation hole 212 along the radial direction of ring mould 202, and upper row's granulation hole 212 is the overall width of ring nib apart from the distance in lower row's granulation hole 212.Ring mould 202 is prior art, and all the other repeat no more.
Ring mould 202 is arranged on outside the annular boss 208.2 on ring die holder 208, connects firmly with ring die holder 208.Back-up ring 213 is also provided with in the outside of ring die holder 208.Discharging guide groove 210 is positioned at below ring die holder 208, and its upper end communicates with discharging opening 208.1.
Shown in Fig. 9, Figure 10, Figure 11, roller seat provides rigid support for pressure roller, also comprises a part for lubricating system 4 oil circuit, mainly comprises roller frame 201 and roller seat cover plate 203.Roller frame 201 and roller seat cover plate 203 offer four groups of corresponding holes 201.3, the axis in four groups of holes is equal with the axial line distance of the mesopore 201.1 that roller frame 201 and roller seat cover plate 203 are offered, consider again the stressing conditions of roller frame 201, four groups of holes are uniformly distributed on pitch circle; A pressure roller rotates and is arranged in one group of through hole.
The bottom in the hole 201.3 on roller frame 201 has built on stilts chamber 207 to communicate with mesopore 201.1.Detailed description of the invention is: the bottom in the hole 201.3 offered in roller frame 201 main body arranges patch 201.4(see shown in Figure 14, Figure 15) shutoff is blind hole, below roller frame 201, between mesopore 201.1 and blind hole, offer groove 201.2, in groove 201.2, setting has the catch 201.5(of oil groove see shown in Figure 12, Figure 13) be communicated with blind hole and mesopore 201.1.Oil groove or groove define built on stilts chamber.Certainly, patch and oil groove also can be one.
But the bottom in hole 201.3 is provided with patch 201.4, or catch 201.5 catch is set in groove 201.2, may causes and seal bad between patch and roller frame or seal bad between catch and roller frame and reveal.For this reason, as improvement, see Figure 24,25, the hole 201.3 on roller frame 201 is machined directly to blind hole, roller frame 201 is drilled with four elongated holes 201.6 as built on stilts chamber along the radial direction of mesopore 201.1, and elongated hole 201.6 is directly communicated with the bottom in hole 201.3 with mesopore 201.1.Certainly, the outer end of elongated hole and shutoff.Like this, just eliminate patch and catch, prevent the possibility of leakage.
A pressure roller 205 rotates to be arranged in pressure roller shaft 204 and provides rotational support with two taper roller bearings 206, and the two ends of pressure roller 205 arrange bearing cap and seal, and form roller cavity 415 between pressure roller shaft 204 and pressure roller.Two taper roller bearings 206 are positioned at roller cavity 415.
Roller frame 201 connects firmly with the upper end of main shaft 6, and in roller seat embedded rings die holder groove 208.3, can there is comparatively small gap between roller seat and ring die holder groove 208.3, material can be filled in gap, and instrument not easily deeply removes material, affects the normal operation of granulator.For ease of the material in cleaning gap, this gap can be zoomed into groove in right amount, instrument easy to use completes prune job.Concrete scheme is:
Shown in Fig. 3, Fig. 4, Fig. 5, roller frame 201 arranges scraper plate 301, roller frame 201 is stretched out in the outer end of scraper plate 301, the lower direction bending identical with the rotation direction 303 of roller seat along 304 edges of extension.Like this, along with the rotation of roller frame 201, the lower edge of bending upwards can shovel out the material in groove.
Roller seat cover plate 203 is also provided with cutting knife 209, and the blade of cutting knife 209 is near the outside of ring mould 202, and the length of blade is not less than ring die pelletizing hole overall width.The handle of a knife of cutting knife 209 is movably arranged on roller seat cover plate 203 with bolt, and the cutter hub of cutting knife is between ring mould 202 and back-up ring 213, and blade is near the outside of ring mould 202.
Shown in Fig. 3, Fig. 4, Fig. 5, the feeding mechanism of ring die pelleter comprises feeding mechanism 3 in the outer feeding mechanism of machine and machine.Material, by the outer feeding mechanism ingress engine of machine, is prior art, does not repeat, also not shown in figure.In machine, feeding mechanism 3 is by even for the material stirring entered in ring die pelleter, can also to the even feeding in wedge shaped squeeze room.Its concrete structure and connected mode are: on roller frame 201, be fixedly connected with the scraper plate 301 that helically line is bending with screw 302, the bending direction of scraper plate 301 is contrary with the rotation direction 303 of roller seat.
See shown in Figure 16 to 21, wherein, Figure 16, Figure 17, Figure 18 are the lubricating system arranging spindle through-hole, and Figure 19, Figure 20, Figure 21 are the lubricating system not arranging spindle through-hole.
Lubricating system 4, except comprising fuel tank 420, also comprises Hydraulic Station and oil circuit; Hydraulic Station comprises the Oil pump electrical machinery 403 being arranged on oil pump 401 bottom fuel tank 420, driving oil pump 401 to operate; The formation of oil circuit is: oil pump 401 delivery outlet communicates with roller cavity 415 respectively, and (oil pump delivery outlet can directly communicate with roller cavity 415 respectively, also indirectly can be communicated with roller cavity 415 by the fuel feed hole 416 offered in pressure roller shaft 204), roller cavity 415 communicates with the axle cavity 407 formed between ring die holder 208 with main shaft 6, and axle cavity 407 communicates with fuel tank 420.
When oil pump 401 delivery outlet is by indirectly communicating with roller cavity 415 with fuel feed hole 416, suitable for reading 417 of fuel feed hole 416 are positioned at the upper surface of pressure roller shaft 204, and the end opening 414 of fuel feed hole 416 is arranged on the side of pressure roller shaft 204, is positioned in the middle part of roller cavity 415.
Roller cavity 415 is communicated with built on stilts chamber 207 by the oil outlet 412 offered in pressure roller shaft 204; Suitable for reading 413 of oil outlet 412 be arranged on pressure roller shaft 204 side, be positioned at roller cavity 415 bottom, the end opening 411 of oil outlet 412 is positioned at the lower surface of pressure roller shaft 204.
Built on stilts chamber 207 is communicated with axle cavity 407 by the shaft through-hole 408 offered in main shaft 6, namely suitable for reading 409 of shaft through-hole 408 sides being positioned at main shaft communicate with built on stilts chamber 207, and the end opening 410 of shaft through-hole 408 is positioned at the side of main shaft and communicates with the top of axle cavity 407.Shaft through-hole 408 needs shutoff at the opening 421 of main shaft upper surface.
Oil pump 401 delivery outlet is connected with two kinds of modes mutually with the roller cavity 415 outside pressure roller shaft 204 respectively:
One, see Figure 16-18, Figure 22,23, main shaft 6 is offered by the spindle through-hole 406 of lower end to upper end, the oil pipe 404 being communicated with oil pump 401 delivery outlet is communicated by the end opening of But rotary joint 405 with spindle through-hole 406, and the suitable for reading of spindle through-hole 406 is communicated with roller cavity 415 by five-way 419, oil pipe 418, fuel feed hole 416.But rotary joint 405 becomes to be rotatably connected with main shaft lower end; And be positioned on main-shaft axis.This structure, makes granulator compact conformation, avoids interfering with external device (feeding mechanism as outer in machine), improve safety in utilization, but the processing cost of spindle through-hole is higher, increases a set of sealing device in main shaft 6 lower end.
Its two, see Figure 19-21, the oil pipe being communicated with oil pump 401 delivery outlet is communicated with roller cavity 415 by But rotary joint 405, five-way 419, oil pipe 418, fuel feed hole 416.Five-way 419 is fixed on above main shaft roller seat cover plate, is connected between But rotary joint 405 with five-way 419 by communicating pipe.But rotary joint 405 can rotate relative to communicating pipe.But rotary joint 405, five-way 419, communicating pipe are all positioned on the axis of main shaft.This structure, cuts down finished cost, and reduces a set of sealing device, but can interfere with external device (feeding mechanism as outer in machine), reduces safety in utilization, and the obviously increase that takes up room.
Weigh two kinds of modes that above-mentioned oil pump 401 delivery outlet communicates with the roller cavity 415 outside pressure roller shaft 204 respectively, preferably adopt the first scheme that security is higher.
When lubricating system 4 works, the flow through path of lubricating oil in oil circuit is:
The lubricating oil that oil pump 401 pressurizes, suitable for reading through oil pipe 418, But rotary joint 405 to main shaft 6 hole, branch to roller cavity 415 pairs of taper roller bearings 206 by five-way 419 through oil pipe lubricate and after lowering the temperature, after built on stilts chamber 207 to axle cavity 407 pairs of ball bearings lubricate and lower the temperature, flow to fuel tank 420.
The beneficial effect of this technology is:
Granulation mechanism is provided with four groups of pressure rollers, relative to the granulator of two pressure rollers of prior art, significantly improves operating efficiency.The granulator of this patent; when mair motor is 90kw motor, obtained bar per hour is 2.5 tons, is about 1.5 times of the common granulator (its power of motor is 90kw) of production bar 1.5-1.8 ton per hour; significantly improve production efficiency, and reliable operation.
Lubricating system, using casing as fuel tank, to sufficient lubrications such as the transmissions in casing, can also considerably increase area of dissipation, to lubricating oil effective temperature-reducing; Adopt the mode of Inner eycle lubrication, can to each rotational components sufficient lubrication cooling of granulator.
Adopt centrifugal feeding mechanism 3, reduce the probability of solid accumulation on roller frame 201, be convenient to material to feed wedge shaped squeeze room; By material uniform stirring, make granulator smooth running.
Foregoing ring die pelleter, cutting knife is arranged on roller seat cover plate, and cutting knife is the charge bar relying on the power cut provided of mair motor to extrude from granulation hole.In such situation, granulator operating efficiency is not high.For this reason, done following improvement, see Figure 26-31, the lower end of up-small and down-big taper feed hopper 81 is fixed on ring mould, and the lower end peripheral of feed hopper has the shrouding 82 extending to back-up ring, and cutter driving motor 83 is fixed on shrouding.Be fixed with 4 to 6 little axles 84 in back-up ring 213 inner circumferential, little axle arranged spring bearing 85, spring bearing axis extends along ring mould radial direction.Baffle ring 86 is arranged at the top between back-up ring and ring mould, and what baffle ring 86 was rotated around ring mold shaft line by spring bearing is arranged on back-up ring; Gear ring 87 is connected on baffle ring top; The pinion 88 engaged with gear ring is arranged on the output shaft of cutter driving motor.Gear ring and pinion are between shrouding and baffle ring.Be parallel to ring mould Axis Extension four cutting knife 89 for cutting off the charge bar extruded from granulation hole, the top of four cutting knifes 89 is connected to baffle ring bottom by rebound 91, and the bottom of cutting knife 89 connects the scraping wings 90 for promoting the charge bar cut off extended along ring mould radial direction.Through the granulator of this improvement, mair motor be 90kw motor, cutter driving motor be 1.5kw time, obtained bar per hour is 2.8 tons, is about 1.6 times of the common granulator (its power of motor is 90kw) of production bar 1.5-1.8 ton per hour.Scraping wings rotates around ring mold shaft line together along with cutting knife, the charge bar cut off is shifted onto discharge outlet, is convenient to discharging.By broach hopper, be convenient to material to send between the ring mould of granulator and pressure roller or roller seat from outside.In pinion and the gear ring relatively airtight space between shrouding and back-up ring, prevent foreign matter from entering, ensure that the normal work of pinion and gear ring.
Claims (9)
1. four pressure roller ring die pelleters, it comprises frame, is arranged on the granulation mechanism in frame; Granulation mechanism comprises vertical placement, rotate be arranged on the main shaft in frame, the roller seat be connected with main shaft, the pressure roller shaft be fixed on roller seat, rotate the pressure roller be arranged in pressure roller shaft, the ring mould be fixed in frame; The upper end of the main shaft coaxial with ring mould is stretched into ring mould and is connected with roller seat, and ring mould offers granulation hole along the radial direction of ring mould; It also comprises for main shaft provides the power source of power, for the revolute pair between pressure roller and pressure roller shaft provides the lubricating system of lubrication, it is characterized in that: the main part of frame has the casing doubling as fuel tank of lubricating oil in being, power source drives main axis by the gear drive arranged in fuel tank, and lubricating system at least comprises oil pump, the lubricating oil in fuel tank delivered to the oil circuit of the revolute pair between pressure roller and pressure roller shaft; Pressure roller and pressure roller shaft are four, and each pressure roller is arranged in a pressure roller shaft.
2. four pressure roller ring die pelleters according to claim 1, is characterized in that, granulation mechanism also comprises the ring die holder with annular boss connected firmly in frame, and ring mould is positioned at outside annular boss.
3. four pressure roller ring die pelleters according to claim 2, is characterized in that, roller seat comprises roller frame, scraper plate and roller seat cover plate; Pressure roller shaft is arranged between roller frame and roller seat cover plate; Roller frame is provided with bending scraper plate, and the bending direction of scraper plate is contrary with the rotation direction of roller seat.
4. four pressure roller ring die pelleters according to claim 3, is characterized in that, ring die holder offers the cylinder shape groove with ring mould coaxial line; Roller frame also and between groove inner wall forms groove in groove; Roller frame is stretched out in the outer end of scraper plate, and the direction bending identical in opposite directions with the rotation direction of roller seat of in groove and edge is stretched on the lower edge of extension.
5. four pressure roller ring die pelleters according to claim 3, is characterized in that, each pressure roller shaft is rotated and is arranged on roller frame and roller frame cover plate.
6. four pressure roller ring die pelleters according to claim 1, it is characterized in that, it also comprises the back-up ring being arranged in frame, being positioned at ring mould periphery, baffle ring is arranged at the top between back-up ring and ring mould, what baffle ring rotated around ring mold shaft line is arranged on back-up ring or ring mould, and back-up ring or ring mould arrange the cutter actuating device driving baffle ring to rotate; Have in the below of baffle ring and being fixed on baffle ring, being parallel to the cutting knife for cutting off the charge bar extruded from granulation hole of ring mould Axis Extension.
7. four pressure roller ring die pelleters according to claim 6, is characterized in that, the lower framework between back-up ring and ring mould has discharging opening, are connected with the scraping wings for promoting the charge bar cut off extended along ring mould radial direction in cutting knife bottom.
8. four pressure roller ring die pelleters according to claim 6, is characterized in that, cutter actuating device is cutter driving motor; Be fixed with little axle in back-up ring inner circumferential, little axle arranges spring bearing, spring bearing axis extends along ring mould radial direction, and baffle ring is rotated by spring bearing and is arranged on back-up ring; Baffle ring arranges gear ring; The pinion engaged with gear ring is arranged on the output shaft of cutter driving motor.
9. four pressure roller ring die pelleters according to claim 8, it is characterized in that, it also comprises up-small and down-big taper feed hopper, and the lower end of feed hopper is fixed on ring mould, the lower end peripheral of feed hopper has the shrouding extending to back-up ring, and cutter driving motor is fixed on shrouding; Gear ring and pinion are between shrouding and baffle ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420788651.7U CN204395909U (en) | 2014-12-12 | 2014-12-12 | Four pressure roller ring die pelleters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420788651.7U CN204395909U (en) | 2014-12-12 | 2014-12-12 | Four pressure roller ring die pelleters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204395909U true CN204395909U (en) | 2015-06-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420788651.7U Expired - Fee Related CN204395909U (en) | 2014-12-12 | 2014-12-12 | Four pressure roller ring die pelleters |
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| Country | Link |
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| CN (1) | CN204395909U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104437252A (en) * | 2014-12-12 | 2015-03-25 | 溧阳市正翔精密机械有限公司 | Four-compression-roller circular mold granulator |
| CN111067120A (en) * | 2020-01-17 | 2020-04-28 | 崔艳伟 | Pellet feed former |
-
2014
- 2014-12-12 CN CN201420788651.7U patent/CN204395909U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104437252A (en) * | 2014-12-12 | 2015-03-25 | 溧阳市正翔精密机械有限公司 | Four-compression-roller circular mold granulator |
| CN104437252B (en) * | 2014-12-12 | 2016-09-14 | 溧阳市正翔精密机械有限公司 | Four pressure roller ring die pelleters |
| CN111067120A (en) * | 2020-01-17 | 2020-04-28 | 崔艳伟 | Pellet feed former |
| CN111067120B (en) * | 2020-01-17 | 2021-10-15 | 淮北瑞农饲料有限公司 | Pellet feed former |
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| EXPY | Termination of patent right or utility model |