CN201371592Y - Straw granulator - Google Patents

Abstract

The utility model discloses a straw granulator, which comprises a feeding opening, a cross frame, grinding rollers, a die base, a framework and a driving motor, wherein the cross frame are placed inside the feeding opening, the grinding rollers are connected with the cross frame, the die base and the framework are disposed under the grinding rollers, the driving motor is arranged on the frames, an output shaft of the driving motor is connected to the cross frame through a main shaft, and the die base is equipped with a plurality of forming holes. In addition, a discharging device is arranged under the die base, and the cross frame and a grinding roller shaft of each grinding roller are connected through screw threads. The straw granulator utilizes the cross frame and grinding rollers which are separated and adopts detachable threaded connection, thereby having low cost when the cross and the grinding rollers are processed respectively. Moreover, the grinding rollers can be detached and replaced after being worn out, thereby having convenient maintenance. The straw granulator has low cost and simple structure.

Description

The stalk pelletizing machine

[technical field]

The utility model relates to agricultural mechanical field, relates in particular to a kind of stalk pelletizing machine that the straw powder is molded into rod-shpaed particle.

[technical background]

In China rural area, the processing of agricultural crop straw is mainly contained three kinds of modes: first kind is with the direct burning disposal of agricultural crop straw, so not only that useful resource is discarded in vain, and can cause environmental pollution.Second kind is that agricultural crop straw directly is used as kitchen range stove fuel, and this untreated fuel economy is low, and waste is serious.The third be with agricultural crop straw as animal feeding-stuff, generally do not pulverize or only do preliminary the pulverizing, livestock is edible with can not catapepsis.

Based on above factor, in order to utilize agricultural crop straw more fully, people have invented the stalk pelletizing machine in recent years, stalk granulation after pulverizing, pushing as fuel or feed, can have been improved the utilization ratio of stalk greatly.

In the present stalk pelletizing machine, all be cross and the roller that adopts one, can't change the maintenance cost height after the wearing and tearing of not only processing cost height, and roller.

[summary of the invention]

The purpose of this utility model is exactly in order to solve problems of the prior art, proposes a kind of processing cost stalk pelletizing machine low, easy to maintenance.

For achieving the above object; the utility model patent has proposed a kind of stalk pelletizing machine; comprise charge door, be arranged on cross, the roller that is connected with cross in the charge door, be arranged on die holder, frame below the roller, be arranged on the drive motors on the frame; the output shaft of described drive motors is connected on the cross by main shaft; have some moulding hole on the described die holder; the below of described die holder is provided with drawing mechanism, between the roller axle of described cross and roller by being threaded.

As preferably, described cross adopts internal thread, and roller adopts external screw thread.

As preferably, described die holder is circular, and the quantity in moulding hole is 58 on the die holder, is evenly distributed on the die holder.

As preferably, the diameter in described moulding hole is 6-40mm.

The beneficial effect of the utility model patent: the utility model adopts the cross and the roller of split, and adopts dismountable being threaded, and it is low that both distinguish processing cost, and detachable replacing the in roller wearing and tearing back is easy to maintenance.The utility model cost is low, and is simple in structure.

Below in conjunction with the drawings and specific embodiments the utility model is described in detail, but not as to qualification of the present utility model.

[description of drawings]

Fig. 1 is the structural representation of the utility model stalk pelletizing machine;

Fig. 2 is the A-A cutaway view of Fig. 1.

[specific embodiment]

Consult Fig. 1,2; the stalk pelletizing machine; comprise charge door 1, be arranged on cross 2, the roller 8 that is connected with cross 2, the die holder 3 that is arranged on roller 8 belows, frame 4 in the charge door 1, be arranged on the drive motors 5 on the frame 4; the output shaft of described drive motors 5 is connected on the cross 2 by main shaft 6; have some moulding hole 31 on the described die holder 3, the below of described die holder 3 is provided with drawing mechanism 7.

Between the roller axle 81 of described cross 2 and roller 8 by being threaded.Described cross 2 adopts internal thread, and roller 8 adopts external screw thread.Adopt the cross 2 and the roller 8 of split, it is low that both distinguish processing cost, and the roller detachable replacing in 8 wearing and tearing backs is easy to maintenance, and simple in structure.

The top of described cross 2 also is provided with guide cover 10.10 pairs of raw materials of guide cover lead, and make feed distribution more even, have improved the granulation effect, and guide cover 10 shelters from the set bolt on the die holder 3 20, avoids set bolt 20 to get rusty, and has made things convenient for repair demolition.Adopt conical guide cover, can play best guide effect.Guide cover 10 also adopts and is bolted on the cross 2, is convenient to dismounting.

Described drive motors 5 adopts reducing motor.Its output shaft is directly connected on the main shaft 6, and whole motor section partial volume is reduced, and floor space is little.One end of reducing motor reaches the outside of frame 4, has improved the radiating condition of motor.

Described drawing mechanism 7 comprises second motor 71 and the rotation discharging assembly that is connected with second motor 71.Described rotation discharging assembly comprises and is connected with second motor 71 and tilted-putted rotating disk 72, is arranged on the case 73 around the rotating disk 72, the its lowest position of described case 73 is provided with opening, described aperture position place is provided with pin, described rotating disk 72 is rotatable under second motor 71 drives, and case 73, pin are fixed rotatable.The work of second motor 71 drives rotating disk 72 and rotates, and under rotating disk 72 rotated, shaped granule was brought to minimum point, and under the pin effect, shaped granule falls from the opening part of case 73, finishes discharging.Avoided the vibration of vibrating motor, not only reduced noise, and avoided the injury of vibration to shaped granule, shaped granule is difficult for broken.

Also have plurality of rows pore 32 on the described moulding hole 31.Can be from steam vent 32 during granulation discharge section steam, reduce the water content of particle, increase granule strength, avoid the particle fracture, improved shaping efficiency and cost greatly, the moulding qualification rate reaches more than 85%, compact density reaches 0.8-1.3.Steam vent 32 is evenly distributed on the sidewall in columniform moulding hole 31, makes each position water content of shaped granule consistent as far as possible, promotes product quality.Adopt circular steam vent 32 easy to process, and the distributing of suitable steam.

Described die holder 3 is installed on the frame 4.Die holder 3 is installed on the frame 4, has significantly improved the rigidity and the vibration resistance of die holder 3, has reduced the vibration of die holder 3, makes the entire equipment operation more steady, and has reduced noise.Frame 4 adopts frame structure, can further reduce vibration, guarantees rigidity.And, between die holder 3 and frame 4, being provided with thermal insulation board 9, the heat that die holder 3 work are produced is delivered on frame 4 and the drive motors 5 as far as possible less, avoids the infringement to equipment, guarantees the normal operation of drive motors 5.

Described charge door 1 comprises last charge door 11 and the following charge door 12 that removably connects.To go up charge door 11 when adopting hand stock and be connected with following charge door 12, convenient reinforced; Adopt streamline to do the time spent, will go up charge door 11 and disassemble, charge door 12 down is connected with automatic feeding device on the streamline, can be common to manually-operated and streamline effect.Described going up adopts bolt 13 to connect between charge door 11 and the following charge door 12, bolt fastening structure is simple, and cost is low, convenient disassembly.The top of described upward charge door 11 is wide, and the bottom is narrow, is convenient to feed in raw material; The middle part of described charge door 12 down is wide, and two ends are narrow, prevents the raw material accumulation.

Described die holder 3 is circular, and the quantity in moulding hole 31 is 58 on the die holder 3, is evenly distributed on the die holder 3.Can guarantee the quantity and the quality of discharging simultaneously.

The utility model is simple in structure, and is cheap, easy to maintenance, the output height, and forming, density reaches 0.8-1.3, and particle diameter is 6-40mm, and the one-shot forming rate reaches more than 85%.

Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.

Claims (4)

1. stalk pelletizing machine; comprise charge door (1); be arranged on the cross (2) in the charge door (1); the roller (8) that is connected with cross (2); be arranged on the die holder (3) of roller (8) below; frame (4); be arranged on the drive motors (5) on the frame (4); the output shaft of described drive motors (5) is connected on the cross (2) by main shaft (6); have some moulding hole (31) on the described die holder (3); the below of described die holder (3) is provided with drawing mechanism (7), it is characterized in that: between the roller axle (81) of described cross (2) and roller (8) by being threaded.

2. stalk pelletizing machine as claimed in claim 1 is characterized in that: described cross (2) adopts internal thread, and roller (8) adopts external screw thread.

3. stalk pelletizing machine as claimed in claim 1 is characterized in that: described die holder (3) is for circular, and the quantity that die holder (3) is gone up moulding hole (31) is 58, is evenly distributed on the die holder (3).

4. stalk pelletizing machine as claimed in claim 3 is characterized in that: the diameter in described moulding hole (31) is 6-40mm.

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