CN202122939U - Ring die granulating machine - Google Patents

Abstract

The utility model relates to a ring die granulating machine, in particular to a ring die granulating machine mainly used for biomass granulation. The ring die granulating machine comprises a granulating machine host machine (1), a ring die (4), a driving wheel (6), a spindle (8), a host machine hollow shaft (9), a roller assembly (10), a spindle pressing plate (13), a cutter (28), a door enclosure (16), a gear shaft (26), a forced feeder (17), a feeding port (21), a discharging port (22), a partition plate (14) and a door enclosure pressing plate (15), wherein the partition plate (14) is connected onto the spindle pressing plate (13) at one end of the spindle (8), and the door enclosure pressing plate (15) is arranged on the inner side of the door enclosure (16) and movably connected with the partition plate (14). The ring die granulating machine is simple in structure, the front end of the spindle is provided with a support so that the spindle is small in bobbling and long in service life, material feeding is smooth so that easiness in material caking and blockage is avoided, the gap among the die and rollers can be adjusted conveniently, and the ring die granulating machine is high in overload protection capacity.

Description

Ring die pelleter

Technical field

The utility model relates to a kind of ring die pelleter, particularly a kind of ring die pelleter that is mainly used in the living beings granulation.The utility model is applicable to that material is processed particulate material in the multiple industries such as feed, grain, food, chemical industry, medicine, fertilizer, is particularly useful for living beings such as wood chip, straw, bamboo bits, cotton bavin particle, hops, agricultural wastes and granulates.The utility model belongs to the shaping particles technical field of processing equipment.

Background technology

Ring die pelleter also is present extensive use and requisite important shaping particles process equipment as very ripe conventional particles contour machining equipment.Through the physics and the biochemical property of ring die pelleter granulation can change material, to satisfy the demand of multiple industries such as feed, grain, food, chemical industry, medicine, fertilizer to the granulation material.The main working parts of ring die pelleter is ring mould and pressure roller; The tooth axle of ring mould through being connected with power, with the ring mould that gear is given transmission of power and the empty axle of main frame is connected that the tooth axle is meshed, make ring mould active rotation, material passes through Compulsory feeder used feeding; Material is involved between ring mould and the pressure roller; Through the passive rotation of material web dynamic pressure roller, the ring mould pushes material with two relative revolving parts of pressure roller gradually under ring mould active rotation, after material is squeezed into and encircles the mould nib and in nib, be extruded; Constantly extrude to the nib outer end; Be cut into required length to the shaping material by cutting knife again, last shaped particles materials flow goes out outside the machine, realizes various materials are processed particulate material through ring die pelleter.Present this traditional ring moulding material machine is more satisfactory for material pelletization effects such as feed, composite fertilizers; But for non-constants of living beings granulation effect such as wood chip, straw, bamboo bits, cotton bavin particle, hops, agricultural wastes; Its main cause is that the biomass material raw material has particularity; Higher when therefore being used for the living beings granulation to the requirement of ring die pelleter; At present people consider that mainly technologies such as material, heat treatment from ring die pelleter strengthen the intensity of main working parts and satisfy the requirement that living beings are granulated, but effect and not obvious.The ring die pelleter that is used for the living beings granulation at present also exists following major defect:

(1) the main shaft bob is big, unstable working condition, and main shaft is short service life, and fracture easily.One end and the Host Security key seat of existing ring die pelleter main shaft are fixed together, and Host Security key seat and casing are fixedly connected through safety pin, and the front is installed on the empty axle of main frame through bearing, and pressure roller assembly cantilever is on one side.Active force when therefore working between pressure roller assembly and the ring mould passes on the casing through safe key seat, the safety pin of main shaft one end; Make main shaft rear portion one end be supported; But the front portion of main shaft one end can't be supported, and this structure makes that the main shaft bob is big, unstable working condition; Moreover because the material skewness that gets into, thickness of feed layer is inconsistent can to make that also the main shaft bob is big, unstable working condition; This has influenced the constant product quality property of granulating on the one hand, has caused main shaft short service life on the other hand, and fracture easily, because the main shaft price is higher, this causes the increase of use cost, and safety in utilization is poor.Moreover main shaft in case the fracture will shut down replacing, this also causes greater loss to production.

(2) the material charging is not smooth, easily knot arch putty.The material of ring die pelleter is forced feeder and is fed into the pressing mold cover at present, through the feeding scraper chamber is suppressed in the material feeding again, and the Compulsory feeder used feeding auger of this structure gets into the compacting chamber to material does not have thrust; Pressing mold cover, feeding scraper, main tapping stop material in addition, if suppress indoor putty, can block up in Compulsory feeder used always; Compulsory feeder used thrust further increases the putty effect on feeding scraper, the first-class obstacle of main shaft, therefore all very get stuck, tie arch, putty easily for the existing ring die pelleter of material loose, that density is little, mobile difference; It is not smooth that charging often appears in the charging aperture place; Knot arch putty phenomenon happens occasionally, and brings sizable difficulty to granulation, and this has influenced production efficiency greatly; Cause production cost high, bring great inconvenience to production.The material of mobile in addition difference is getting into compacting when indoor, because there is not axial motive force, the charging aperture material maybe be too many and the knot arch, and the inside is material and influence output, and produce and vibrate not.

(3) mould roller gap adjustment inconvenience, the overload protection ability.The ring mould and the mould roller gap between the pressure roller of ring die pelleter are to carry out the adjustment in mould roller gap through the set bolt that is arranged on the main shaft at present.The problem that the structure of this mould roller gap adjustment mainly exists is: 1. when adjustment mould roller gap, must shut down and carry out, this has influenced production efficiency greatly, causes production cost to rise; Whether can't grasp mould roller gap when 2. adjusting adjusts to the right place; Operation now is to shut down the start operation of adjustment back to see whether meet the demands; As do not reach requirement; Shut down once more and adjust, often will be in the practical operation through just adjusting to the right place after 2～3 months the adjustment repeatedly, very trouble and inconvenience; 3. ought occur under the overload situations; Thereby shear pin breakage reaches the effect of drive disk assemblies such as main shaft being carried out overload protection; But when shear pin breakage, the ring mould of existing ring die pelleter and the mould roller gap between the pressure roller can't change, and ring mould and pressure roller can't unclamp; Therefore cause the damage of part drive disk assembly easily, can't realize real overload protection; 4. the operating personnel to the adjustment of mould roller gap have relatively high expectations; Need pass through the best experience that training just can be groped the adjustment of depanning roller gap in about 3 months general operation personnel aspect the living beings granulation; And commissioning staff's quantity is difficult to meet the demands, and has caused huge obstruction for whole living beings matter granulation industry, this big limitations with hindered using and promoting of ring die pelleter; Increase the use cost of ring die pelleter, brought great inconvenience for the use, maintenance etc. of ring die pelleter.

Summary of the invention

The purpose of the utility model is the deficiency that overcomes prior art; Provide a kind of simple in structure, the main shaft bob is little, main shaft long service life, material charging smooth, be difficult for the ring die pelleter of knot arch putty, makes that further this ring die pelleter mould roller gap is easy to adjust, the overload protection ability is stronger.

Realize that the above-mentioned purpose technical scheme is: a kind of ring die pelleter, include granulator main frame, ring mould, drive, main shaft, the empty axle of main frame, pressure roller assembly, main shaft pressing plate, cutting knife and door closure, also include the tooth axle that is connected with power; Also include Compulsory feeder used, charging aperture and discharging opening, door closure one end is connected with the casing of granulator main frame, and the casing of tooth axle and granulator main frame flexibly connects; The tooth axle is meshed with gear, and gear set is on the external diameter of the empty axle of main frame, and the empty axle sleeve of main frame is contained on the main shaft external diameter; And the empty axle of main frame flexibly connects with main shaft, and the empty axle of main frame flexibly connects with the casing of granulator main frame, and drive is connected with the empty axle of main frame; The ring mould is connected with drive, and it is inner that the pressure roller assembly is arranged on the ring mould, and the pressure roller assembly includes pressure roller eccentric shaft and pressure roller; Pressure roller is movably arranged on outside the pressure roller eccentric shaft, and an end of pressure roller eccentric shaft is connected with main shaft, and the other end of pressure roller eccentric shaft is connected on the main shaft pressing plate; Ring die pelleter also includes demarcation strip and door closure pressing plate; Demarcation strip is connected on the main shaft pressing plate of main shaft one end, and the door closure pressing plate is arranged on the door closure inboard, and door closure pressing plate and demarcation strip are movably connected.

Further, have up and down two charging apertures on the described demarcation strip, be provided with Compulsory feeder usedly, perhaps be provided with Compulsory feeder used with top charging aperture and two charging aperture opposite positions of underfeed mouth with top charging aperture opposite position.

Further; Also include mould roller clearance adjustment mechanism, mould roller clearance adjustment mechanism includes to be transferred crack handle, central shaft centre wheel and transfers the crack wheel, transfers the crack wheel to be sleeved on the pressure roller eccentric shaft; One end of central shaft is movably connected in central hole location on the main shaft pressing plate; The other end of central shaft stretches out the door closure pressing plate and flexibly connects with the door closure pressing plate, transfers the crack handle to be connected with the central shaft that stretches out door closure pressing plate one end, and centre wheel is sleeved on the central shaft.

After adopting technique scheme, have a lot of benefits: the utility model is simple in structure, and the main shaft bob is little, the main shaft long service life, and the material charging is smooth, is difficult for knot arch putty, and mould roller gap is easy to adjust, and the overload protection ability is strong, is in particular in:

(1) the main shaft bob is little, working stability, and the main shaft long service life, use cost is low, and is safe.One end and the Host Security key seat of the ring die pelleter main shaft of the utility model are fixed together; Host Security key seat and casing are fixedly connected through safety pin; The main shaft pressing plate of the other end of main shaft is connected with demarcation strip; Demarcation strip and door closure pressing plate are movably connected, and the door closure pressing plate is connected with door closure, and door closure is connected with casing.Vibration force when therefore working between pressure roller assembly and the ring mould not only passes on the casing through safe key seat, the safety pin of main shaft one end, makes main shaft rear portion one end be supported, and the vibration force between pressure roller assembly and the ring mould passes on the door closure through main shaft pressing plate, demarcation strip, the door closure pressing plate of the main shaft other end simultaneously; Pass on the casing by door closure again; Make the anterior end of main shaft also be supported, rather than cantilever position, this structure of the utility model makes that the main shaft bob is little; Work is very stable; The stability that this has improved the granulation product quality on the one hand makes main shaft prolong greatly service life on the other hand, and is not easy to rupture; The utility model makes use cost reduce greatly, and security improves greatly.And structure is very simple.

(2) the material charging is smooth, is difficult for knot arch putty.Material is forced feeder and directly is fed into the compacting chamber; Main shaft is first-class to be stopped because do not have; Compulsory feeder used feeding auger thrust is deeply suppressed indoor, increases knot arch, the bridging action of the material that destroys compacting chamber charging aperture, so the utility model had both made for the special biomass material charging of raw material also very smooth; Be difficult for knot arch putty; The thrust of Compulsory feeder used auger can extend into compacting chamber upper space, and the ramming material on the compacting chamber axis direction also can be promoted forward and destroys by the material of back, makes ring mold shaft line direction top discharge uniformity.The utility model charging smoothly is that smooth high-quality granulation brings great convenience and ensures that the utility model has improved production efficiency greatly, has reduced production cost, brings great convenience to production.

(3) mould roller gap is easy to adjust, and the overload protection ability is strong.The utility model is provided with mould roller clearance adjustment mechanism; Make that the adjustment in the utility model mould roller gap is very convenient reliable; Need not shut down and carry out: need not shut down when 1. the utility model is adjusted mould roller gap and carry out; The utility model can be accomplished through accent crack handle outside machine down in working order, and this has improved production efficiency greatly, and production cost is descended; Owing under not shutdown situation, carry out, under identical inlet amount,, and confirm best mould roller gap when 2. adjusting according to the main frame current minimum; 3. ought occur under the overload situations, shear pin breakage not only reaches the effect of drive disk assemblies such as main shaft being carried out overload protection, and pressure roller rotates with the ring mould when shear pin breakage; Centre wheel does not change, and drives to transfer the crack wheel to rotate, and makes mould roller gap become big; Reduce the pressure between ring mould and the pressure roller greatly, ring mould and pressure roller are unclamped, therefore realized off-load and overload protection; Make drive disk assemblies such as main shaft under overload situations, be difficult for being damaged, overload protection is very competent; 4. the operating personnel of mould roller gap adjustment are required lowly, the general operation personnel are seeing electric current adjustment mould roller gap, and are very convenient, bring great convenience for the use etc. of ring die pelleter.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is for removing the utility model left view of part 17 Compulsory feeder used motors;

Fig. 3 is the structural representation of another embodiment of the utility model;

Fig. 4 is the left TV structure sketch map of Fig. 3;

Fig. 5 is the mounting structure sketch map of part 31 mould roller clearance adjustment mechanisms;

Fig. 6 carries out the working state figure of mould roller gap adjustment between part 4 ring moulds and part 30 pressure rollers for Fig. 5;

Fig. 7 carries out part 4 ring moulds and part 30 pressure rollers after part 3 safety pin overload protections rupture for Fig. 5, and peaked another working state figure is adjusted in mould roller gap.

Among the figure: 1. granulator main frame, 1-1. casing, 2. Host Security key seat, 3. safety pin, 4. ring mould, 4-1. nib, 5. anchor ear; 6. drive, 7. bearing, 8. main shaft, the 9. empty axle of main frame, 10. pressure roller assembly, 11. main tappings, 12. door locks; 13. the main shaft pressing plate, 14. demarcation strips, 15. door closure pressing plates, 16 door closures, 17 is Compulsory feeder used, 18. accent crack handles, 19. hinges; 20. central shaft, 21. charging apertures, 21-1. top charging aperture, 21-2. underfeed mouth, 22. discharging openings, 23. centre wheels, 24. accent cracks wheel; 25. the pressure roller eccentric shaft, 26. tooth axles, 27. gears, 28. cutting knifes, 29. lower bearings, 30. pressure rollers, 31. mould roller clearance adjustment mechanisms.

The specific embodiment

Below in conjunction with accompanying drawing and embodiment the utility model is done further detailed explanation.

Embodiment one

Like Fig. 1 and Fig. 2 and Fig. 5 to shown in Figure 7; A kind of ring die pelleter; Include the empty axle of granulator main frame 1, Host Security key seat 2, safety pin 3, ring mould 4, anchor ear 5, drive 6, bearing 7, main shaft 8, main frame 9, pressure roller assembly 10, main shaft pressing plate 13, cutting knife 28 and door closure 16, also include the tooth axle 26 that is connected with power, also include Compulsory feeder used 17, charging aperture 21 and discharging opening 22; Also include demarcation strip 14 and door closure pressing plate 15, also include mould roller clearance adjustment mechanism 31.Door closure 16 1 ends are connected with the casing 1-1 of granulator main frame 1 through hinge 19, and the other end is connected with casing 1-1 through door lock 12.Discharging opening 22 is arranged on door closure 16 lower ends.But door closure 16 rotates through the casing 1-1 of hinge 19 coiling grain machine hosts 1, and door closure 16 is opened or closed.Door closure 16 passes through door lock 12 fixing and lockings on casing 1-1.Rear portion one end of main shaft 8 connects through key and Host Security key seat 2 is fixed together, and Host Security key seat 2 is fixedly connected through safety pin 3 with the casing 1-1 of granulator main frame 1.Tooth axle 26 flexibly connects through lower bearing 29 with the casing 1-1 of granulator main frame 1, and tooth axle 26 is meshed with gear 27, and gear 27 is fixed on through the endoporus suit on the external diameter of the empty axle 9 of main frame, and tooth axle 26 drives the empty axle 9 of main frame through gear 27 and rotates.Main frame sky axle 9 is sleeved on main shaft 8 external diameters, and the empty axle 9 of main frame passes through bearing 7 and main shaft 8 flexibly connects, the casing 1-1 flexible connection of empty axle 9 of main frame and granulator main frame 1, and drive 6 is fixedly connected with the empty axle 9 of main frame.Ring mould 4 is arranged on outside the main tapping 11, and ring mould 4 is connected with drive 6 through anchor ear 5.Cutting knife 28 is arranged on ring mould 4 radially outers, and cutting knife 28 presses close to encircle the outer surface of mould 4, cuts off through the particulate material that cutting knife 28 will be extruded in the nib 4-1 of ring mould 4.Pressure roller assembly 10 is arranged on ring mould 4 inside; Pressure roller assembly 10 includes pressure roller eccentric shaft 25 and pressure roller 30; Pressure roller 30 is sleeved on outside the pressure roller eccentric shaft 25 through movable setting of bearing; One end of pressure roller eccentric shaft 25 flexibly connects with main shaft 8 mutually, and the other end of pressure roller eccentric shaft 25 is movably connected on the main shaft pressing plate 13.Demarcation strip 14 is fixedly connected on the main shaft pressing plate 13 of main shaft 8 anterior ends, and door closure pressing plate 15 is fixedly installed on door closure 16 inboards, has bayonet socket on the door closure pressing plate 15, and door closure pressing plate 15 is enclosed within on the demarcation strip 14 through bayonet socket and is movably connected with demarcation strip 14.

Have two charging apertures 21 up and down on the described demarcation strip 14, door closure pressing plate 15 is provided with and top charging aperture 21-1 and underfeed mouth 21-2 corresponding opening, is provided with Compulsory feeder used 17 with top charging aperture 21-1 opposite position.Be ring die pelleter in the present embodiment be provided with one Compulsory feeder used 17, this front end of Compulsory feeder used 17 is relative with top charging aperture 21-1, through this Compulsory feeder used 17 to the indoor forced feed of compacting.Not charging of underfeed mouth 21-2, underfeed mouth 21-2 can use as the clean-up port, can under the non-stop-machine duty of the utility model, easily realize the cleaning work to material.

Described mould roller clearance adjustment mechanism 31 includes to be transferred crack handle 18, central shaft 20 centre wheels 23 and transfers crack wheel 24.Transfer the crack to take turns 24 suits and be arranged on the spindle nose of pressure roller eccentric shaft 25, pressure roller eccentric shaft 25 is connected through the spline pattern between taking turns 24 with transferring the crack.One end of central shaft 20 is movably connected in central hole location on the main shaft pressing plate 13; The other end of central shaft 20 stretches out door closure pressing plate 15 and flexibly connects with door closure pressing plate 15; Transfer crack handle 18 and the central shaft 20 that stretches out door closure pressing plate 15 1 ends to be fixedly connected; Centre wheel 23 suits are arranged on the central shaft 20, are connected through the spline pattern between central shaft 20 and the centre wheel 23.Be connected through gear pair between described centre wheel 23 and the accent crack wheel 24.

Embodiment two

Like Fig. 3 and Fig. 4 and Fig. 5 to shown in Figure 7; A kind of ring die pelleter; The structure of the ring die pelleter of present embodiment and embodiment one are basic identical, and different is: (1) is provided with Compulsory feeder used 17 with top charging aperture 21-1 and two charging aperture opposite positions of underfeed mouth 21-2.Be ring die pelleter in the present embodiment be provided with two Compulsory feeder used 17, one Compulsory feeder used 17 relative with top charging aperture 21-1, another Compulsory feeder used 17 is relative with underfeed mouth 21-2.Can production efficiency be improved greatly through two charging apertures 21 simultaneously to the indoor forced feed of compacting for two Compulsory feeder used 17.(2) pressure roller eccentric shaft 25 is connected through the gear pattern with transferring between the crack wheel 24, also is to be connected through the spline pattern between central shaft 20 and the centre wheel 23.

Except that the foregoing description; The pressure roller eccentric shaft 25 of the utility model also can be connected through other pattern outside spline pattern, the gear pattern with transferring between the crack wheel 24, also can be connected through other pattern outside spline pattern, the gear pattern between central shaft 20 and the centre wheel 23.

Mould roller clearance adjustment mechanism 31 structures in the utility model are referring to Fig. 5 to Fig. 7, and are as shown in Figure 6 during the adjustment of mould roller gap, center of rotation wheel 23, and it is big that the α angle becomes, mould roller gap smaller; As shown in Figure 7, when safety pin broke shear pin breakage, centre wheel did not change, and pressure roller rotates with the ring mould, and drive is transferred the crack to take turns and rotated, and made mould roller gap become greatly, had reduced the pressure between ring mould and the pressure roller greatly.

The utility model is not limited to the foregoing description, and all employings are equal to technical scheme that replacement or equivalence replacement form and all belong to the utility model and require the scope protected.

Claims (3)

1. ring die pelleter; Include granulator main frame (1), ring mould (4), drive (6), main shaft (8), the empty axle of main frame (9), pressure roller assembly (10), main shaft pressing plate (13), cutting knife (28) and door closure (16), also include the tooth axle (26) that is connected with power, also include Compulsory feeder used (17), charging aperture (21) and discharging opening (22); Door closure (16) one ends are connected with the casing (1-1) of granulator main frame (1); Tooth axle (26) flexibly connects with the casing (1-1) of granulator main frame (1), and tooth axle (26) is meshed with gear (27), and gear (27) is sleeved on the external diameter of the empty axle of main frame (9); The empty axle of main frame (9) is sleeved on main shaft (8) external diameter; And the empty axle of main frame (9) flexibly connects with main shaft (8), and the empty axle of main frame (9) flexibly connects with the casing (1-1) of granulator main frame (1), and drive (6) is connected with the empty axle of main frame (9); Ring mould (4) is connected with drive (6); Pressure roller assembly (10) is arranged on ring mould (4) inside, and pressure roller assembly (10) includes pressure roller eccentric shaft (25) and pressure roller (30), and pressure roller (30) is movably arranged on outside the pressure roller eccentric shaft (25); One end of pressure roller eccentric shaft (25) is connected with main shaft (8); The other end of pressure roller eccentric shaft (25) is connected on the main shaft pressing plate 13, it is characterized in that: ring die pelleter also includes demarcation strip (14) and door closure pressing plate (15), and demarcation strip (14) is connected on the main shaft pressing plate (13) of main shaft (8) one ends; Door closure pressing plate (15) is arranged on door closure (16) inboard, and door closure pressing plate (15) is movably connected with demarcation strip (14).

2. ring die pelleter according to claim 1; It is characterized in that: have two charging apertures (21) up and down on the described demarcation strip (14); Be provided with Compulsory feeder used (17) with top charging aperture (21-1) opposite position, perhaps be provided with Compulsory feeder used (17) with top charging aperture (21-1) and two charging aperture opposite positions of underfeed mouth (21-2).

3. ring die pelleter according to claim 1; It is characterized in that: also include mould roller clearance adjustment mechanism (31); Mould roller clearance adjustment mechanism (31) includes to be transferred crack handle (18), central shaft (20) centre wheel (23) and transfers crack wheel (24); Transfer crack wheel (24) to be sleeved on the pressure roller eccentric shaft (25); One end of central shaft (20) is movably connected in main shaft pressing plate (13) and goes up central hole location; The other end of central shaft (20) stretches out door closure pressing plate (15) and flexibly connects with door closure pressing plate (15), transfers crack handle (18) to be connected with the central shaft that stretches out door closure pressing plate (15) one ends (20), and centre wheel (23) is sleeved on the central shaft (20).

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