CN2870968Y

CN2870968Y - Pelletizer

Info

Publication number: CN2870968Y
Application number: CN 200620080886
Authority: CN
Inventors: 张玉池; 吕勇
Original assignee: Weifang Jinghua Powder Engineering Equipment Coltd
Current assignee: Weifang Jinghua Powder Engineering Equipment Coltd
Priority date: 2006-02-06
Filing date: 2006-02-06
Publication date: 2007-02-21
Anticipated expiration: 2016-02-06

Abstract

The utility model relates to a pelletizer, which comprises a stander, an electric motor on the stander and a gear box, wherein the shaft end of the gear box is connected with a vertical shaft, a hole plate and a take-up pan is installed on the upper end and lower end of the charging tray pedestal at the upper part of the shaft respectively, the upper and lower part of the hole plate are provided with a compression roller and a grain-cutting knife on a support pedestal, the support pedestal is fixed on the stander, the upper end of the support pedestal is provided with a stock stop cylinder, the middle part on the upper end of the stock stop cylinder is provided with a take-up hopper, the lower part of the take-up hopper is provided with a distributor on the charging tray pedestal and the working face of the compression roller is conical surface. As the utility model is provided with an automatic feed divider, which distributes the raw materials to the working space intervals of various compression rollers automatically and evenly, thus improving the working conditions of the compression roller and the equilibrium of the pressure, increasing the granulating quality and working efficiency. The compression roller adopts the physical form of the cone in line speed operation with the hole plate and so on, thus reducing the rubbing friction among the compression roller, raw materials, and the hole plate, lengthening the service life and realizing energy conservation and consumption reduction.

Description

A kind of granulator

Technical field

The utility model relates to the granulation field of mechanical technique, particularly a kind of granulator that is used to make granule materials such as biological organic fertilizer, feed.

Background technology

The facility for granulating of existing biological organic fertilizer, mostly take the straight roll-in grain of flush type technology, be that material is by manually being added in the roll extrusion working bin, pressure roller is under the buried state, by porose disc rotating band animal material, via the pressure roller roll extrusion, the material that is extruded is by discharging in the hole of setting on the porose disc, cut off into cylindric grain by grain-cutter again, quicken the back by receiver and under centrifugal action, discharge from discharge gate.Because existing facility for granulating does not have feeding-distribution device, pressure roller is in buried state, in the course of the work, pressure roller exists a large amount of repeating to roll phenomenon to raw material, and existing pressure roller is a cylindrical structure, in the turning course of its axis, exists bigger linear speed poor with each corresponding points on the porose disc, cause and have bigger relative slip and rubbing between raw material and pressure roller, raw material and porose disc, cause the serious wear of pressure roller and porose disc, service life is low, the energy consumption height, the granulate quality instability, production efficiency is low.The grain-cutter of existing equipment is the combined structure, installs and adjusts inconvenient maintenance.

Summary of the invention

The purpose of this utility model is exactly at above-mentioned the deficiencies in the prior art, provides that a kind of granulate quality is stable, production efficiency is high, energy consumption is low, the facility for granulating of long service life.

The utility model is the improvement on existing granulator basis; it includes frame and rack-mounted motor and by motor-driven decelerator; axle head at decelerator is connected with vertical axle by shaft joint; the upper end of axle is equipped with material tray seat, and the upper and lower end of material tray seat is separately installed with porose disc and the receiver that has some apertures.Be fixed with bearing on frame, the upper and lower of porose disc has several pressure rollers and the grain-cutter that is installed on the bearing respectively, and bearing is provided with discharging opening.In the bearing upper end blocking cylinder is installed, blocking cylinder upper end central authorities are provided with receiving hopper, and the tripper above the material tray seat of being installed in is arranged below receiving hopper.The working face of pressure roller is the conical surface.

Granulator as mentioned above, its tripper is made up of columnar lower shell, the several piece cutting plate that is fixed on the conical upper cone on the lower shell and evenly is arranged on the upper cone surface.

Granulator is fixed with pressing roller holder on bearing as mentioned above, and pressing roller holder is provided with its center line becomes an angle of inclination with horizontal plane hole, by lock-screw pressure roller shaft is installed in the hole, and pressure roller shaft is connected with pressure roller by bearing.

Granulator as mentioned above respectively has the tool rest that is fixed on the bearing corresponding to the below rear side of each pressing roller holder, by lock-screw knife bar is installed in the hole on tool rest, and grain-cutter is fixed on the knife bar by screw.

Because the utility model is provided with automatic material distributing device, and raw material is assigned to each pressure roller operation interval automatically equably, has improved the condition of work of pressure roller and the harmony of pressure, has improved granulate quality and operating efficiency; The cone profile of linear speed operations such as pressure roller employing and porose disc has reduced the rubbing friction between pressure roller, raw material, porose disc to greatest extent, has prolonged the service life of product, has reduced the power draw of main motor, has realized energy-saving and cost-reducing; Pressure roller and grain-cutter adopt independently installation form, have improved to install and have adjusted precision, and the while adjusts also for installation and maintenance brings great convenience.

Description of drawings

Fig. 1 is a front view of the present utility model, shows its overall structure;

Fig. 2 is a vertical view of the present utility model;

Fig. 3 is the front view of tripper;

Fig. 4 is the vertical view of tripper;

Fig. 5 is the work schematic diagram of the extruding of the utility model material, cutting granulating.

The specific embodiment

Further specify structure of the present utility model and operation principle below by drawings and Examples.

As seen from Figure 1, Figure 2, the utility model partly is made up of automatic material distributing device, press-roller device, pellet device, frame and power drive system etc.

Motor 26 and decelerator 24 vertically are installed in the frame 28, and the small pulley 27 that is contained on the motor shaft drives big belt wheel 25 rotations be contained on 24 of the decelerators by the V-belt.At the axle 22 that the axle head of decelerator 24 is connected with by shaft joint 23, axle 22 is installed in the bearing holder (housing, cover) 20 by bearing 21, and bearing holder (housing, cover) 20 is fixedly mounted on the frame 28.Upper end at axle 22 is equipped with material tray seat 15 by key connecting, and the upper and lower end of material tray seat 15 is separately installed with porose disc 10 and the receiver 14 that has some apertures.By bolting bearing 11 is arranged on frame 28, bearing 11 is provided with discharging opening 12.

Automatic material distributing device comprises the blocking cylinder 5 that is fixed on bearing 11 upper ends, and blocking cylinder 5 upper end central authorities are fixed with receiving hopper 2 by gusset radially, and the below of receiving hopper 2 is provided with tripper 4.Tripper 4 is made up of columnar lower shell 42, the several piece cutting plate 43 that is fixed on the conical upper cone 41 on the lower shell 42 and evenly is arranged on upper cone 41 surfaces.The quantity of cutting plate 43 can be determined according to pressure roller quantity, property of raw material and agent structure size, Figure 4 shows that 8.Tripper 4 is installed in above the material tray seat 15, fixes as axial locking by bolt 3 and axle 22.During work, under the drive of axle 22 and material tray seat 15, tripper 4 rotates with speed with axle 22, and raw material 1 drops on by in formed minute feed bin of receiving

hopper

2 and 4 liang of cones of tripper, is assigned to each pressure roller operation interval equably by tripper 4.

Press-roller device comprises by screw 31 and is fixed on pressing roller holder 9 on the bearing 11, pressing roller holder 9 is provided with center line becomes an angle of inclination with horizontal plane hole, by lock-screw 6 pressure roller shaft 8 is installed in the hole, pressure roller shaft 8 is connected with pressure roller 7 by pair of bearings, under the promotion of material on the porose disc 10, pressure roller 7 can be done freely to rotate around its axis.The working face of pressure roller 7 is the conical surface, and promptly pressure roller 7 is a truncated cone, the operation of linear speeds such as its working face and porose disc 10.Pressure roller shaft 8 and the size at inclination angle that horizontal plane becomes are half of pressure roller 7 conical surface inclination angles.Unclamp the lock-screw 6 on the pressing roller holder 9, make pressure roller shaft 8, can adjust the working clearance of pressure roller 7 and porose disc 10 along its inclined hole axis direction move left and right.The quantity of press-roller device is the 2-8 cover, and is along the circumferential direction uniform, and the production capacity of how much pressing of its quantity is determined.

Pellet device comprises by screw 29 and being fixed on the bearing 11 corresponding to the tool rest 19 of pressing roller holder 9 below rear side desired locations, by lock-screw 17 knife bar 18 is installed in the hole on tool rest 19, and grain-cutter 16 is fixed on the knife bar 18 by screw 30.The quantity of pellet device equates with the setting quantity of pressure roller 7.Unclamp the lock-screw 17 on the tool rest 19, knife bar 18 can move axially and rotate, and moves axially the radial distance that can adjust grain-cutter 16 blades and porose disc 10, and its rotation can be adjusted the cutting distance between grain-cutter 16 blades and porose disc 10 baseplanes.Unclamping screw 29 can unload tool rest 19 together with knife bar 18, grain-cutter 16, so that check and change cutter.

Plane and material tray seat 15 constitute cutting of material grain and discharge working chamber with bearing 11 inner chambers on porose disc 10 lower surfaces, the receiver 14, fall on the receiver 14 through the material grain 13 of extruding excision forming, discharge via the discharging opening on the bearing 11 12 under action of centrifugal force.

Claims

1, a kind of granulator, the decelerator (24) that comprises frame (28) and be installed in the motor (26) on the frame (28) and drive by motor (26), axle head at decelerator (24) is connected with vertical axle (22), the upper end of axle (22) is equipped with material tray seat (15), on the material tray seat (15), the lower end is separately installed with porose disc (10) and receiver (14), on frame (28), be fixed with bearing (11), on the porose disc (10), the below has several pressure rollers (7) and the grain-cutter (16) that is installed on the bearing (11) respectively, bearing (11) is provided with discharging opening (12), it is characterized in that: blocking cylinder (5) is installed in bearing (11) upper end, blocking cylinder (5) upper end central authorities are provided with receiving hopper (2), the tripper (4) on there is material tray seat of being installed in (15) below of receiving hopper (2); The working face of pressure roller (7) is the conical surface.

2, granulator according to claim 1 is characterized in that said tripper (4) is made up of columnar lower shell (42), the several piece cutting plate (43) that is fixed on the conical upper cone (41) on the lower shell (42) and evenly is arranged on upper cone (41) surface.

3, granulator according to claim 1; it is characterized in that on bearing (11), being fixed with pressing roller holder (9); pressing roller holder (9) is provided with its center line becomes an angle of inclination with horizontal plane hole; by lock-screw (6) pressure roller shaft (8) is installed in the hole, pressure roller shaft (8) is connected with pressure roller (7) by bearing.

4, granulator according to claim 3 is characterized in that the pressure roller shaft (8) and the size at inclination angle that horizontal plane becomes are half of pressure roller (7) conical surface inclination angle.

5, granulator according to claim 1; it is characterized in that the tool rest (19) that is fixed on the bearing (11) being arranged corresponding to the below rear side of pressing roller holder (9); by lock-screw (17) knife bar (18) is installed in the hole on tool rest (19), grain-cutter (16) is fixed on the knife bar (18) by screw (30).