CN206715889U - A wood pellet molding machine - Google Patents

Abstract

The utility model discloses a saw-dust particle forming machine, including the base platform, the fixed mounting of the upper end of base platform has gear motor and particle forming machine, and particle forming machine's inside fixed mounting has screw extrusion device and particle forming device. The utility model discloses a saw-dust particle forming machine, when kibbling saw-dust raw materials flow into the spiral extrusion device from the conveying hopper, pushed into the granule forming device under the effect of screw rod and helical blade in, heating coil in the granule forming device then heats the lignin in the saw-dust raw materials to the softened state, the saw-dust raw materials are sticky under the continuous squeezing action and the sticky effect that the softened lignin produced, and send out from the extrusion orifice groove of extrusion die constantly; the whole production process runs continuously, the yield of the product is high, the quality of the finished product is good, the heat value is high, and the requirement of processing the finished product into the carbonized fuel is fully met.

Description

A wood pellet molding machine

technical field

The utility model relates to the technical field of mechanical equipment, in particular to a sawdust particle molding machine.

Background technique

Sawdust refers to the sawdust and shaving powder left over from wood processing, which can be used as fuel and light bone filler, or recombined into wood-based panels, such as MDF; and most of the existing wood chips are processed by ring mold rollers. However, due to the poor moisture resistance of the products prepared by the ring die press roller pellet forming machine, it is easy to loosen when exposed to water, and the energy consumption of the equipment is high, and the wear of the mold is serious, which makes the maintenance cost extremely high and cannot meet the processing requirements. demand for carbonized fuels.

Utility model content

The purpose of the utility model is to provide a sawdust pellet molding machine, which has the advantages of good production continuity, high product density, high calorific value, and is suitable for processing into carbonized fuel, and solves the problems of the existing ring mold pressure roller pellet molding machine. The product has poor moisture resistance, is easy to loose when exposed to water, and the energy consumption of the equipment is high, and the mold wear is serious, which makes the maintenance cost extremely high and cannot meet the needs of processing into carbonized fuel.

In order to achieve the above purpose, the utility model provides the following technical solutions: a sawdust pellet molding machine, including a base platform, a geared motor and a pellet molding machine are fixedly installed on the upper end of the base platform, and the output shaft at one end of the geared motor is inserted into the pellets Inside the molding machine, the inside of the particle molding machine is a cavity, in which a screw extruding device and a particle forming device are fixedly installed, and the screw extruding device and the particle forming device are fixedly connected by fixing bolts, and the screw extruding device consists of Composed of a screw and a helical blade, one end of the screw is fixedly connected to the output shaft through a coupling, the other end of the screw extends to the inside of the pellet forming device, the helical blade surrounds the outside of the screw and is welded to the screw by spot welding Above, the interior of the particle forming device is an extrusion chamber, and one end of the extrusion chamber is also fixedly installed with an extrusion die, and the extrusion die is fixedly installed on the outer wall of one end of the particle forming device through fixing bolts, and The inner wall of the extrusion die is also provided with extrusion slots, the extrusion slots are cylindrical structures, and are equidistantly distributed on the inner wall of the extrusion die, and heating coils are fixedly installed in the extrusion chamber. The above-mentioned heating coils are respectively fixedly installed on the inner walls of the upper and lower ends of the extrusion chamber, and are electrically connected to an external power supply through a power cord. One end of the extrusion die is also fixedly connected to a rotating shaft, and a cutter is also fixedly installed on the rotating shaft. The cutter is set on the rotating shaft and fixed through the screw hole.

Preferably, a hopper and a drive motor are fixedly installed on the upper end of the granule molding machine.

Preferably, a feeding pipe is fixedly installed on the upper end of the screw extrusion device, and is fixedly connected to the feeding hopper through the feeding pipe.

Preferably, dust-proof nets are also fixedly installed on the outer walls on both sides of the particle molding machine.

Preferably, one end of the rotating shaft is fixedly connected to the driving motor.

Compared with the prior art, the beneficial effects of the utility model are as follows:

In the sawdust granule forming machine of the utility model, when the crushed sawdust raw material flows into the screw extruding device from the hopper, it is pushed into the particle forming device under the action of the screw rod and the spiral blade, and the heating coil in the particle forming device turns the wood chip raw material The lignin in the process is heated to a softened state, and the sawdust raw material is sticky under the continuous extrusion and the glue produced by the softened lignin, and is continuously sent out from the extrusion hole groove of the extrusion die; the whole production process does not Intermittent operation, high product output, good quality and high calorific value, fully meet the needs of processing into carbonized fuel.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the utility model;

Fig. 2 is a schematic diagram of the internal structure of the particle molding machine of the present invention.

In the figure: 1 base platform, 2 geared motor, 21 output shaft, 3 granule forming machine, 4 screw extruding device, 41 feeding pipe, 5 screw, 6 helical blade, 7 coupling, 8 granule forming device, 9 extrusion Pressure chamber, 10 extrusion die, 11 extrusion hole, 12 heating coil, 13 rotating shaft, 14 cutter, 15 hopper, 16 driving motor, 17 dustproof net.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1 and Fig. 2, a sawdust pellet molding machine, including a base platform 1, a geared motor 2 and a pellet molding machine 3 are fixedly installed on the upper end of the base platform 1, and the output shaft 21 at one end of the geared motor 2 is inserted into the pellet molding Inside the machine 3, the inside of the particle forming machine 3 is a cavity, and the screw extruding device 4 and the particle forming device 8 are fixedly installed in the cavity, and the screw extruding device 4 and the particle forming device 8 are fixedly connected by fixing bolts. And the upper end of the screw extruding device 4 is also fixedly installed with a feeding pipe 41, and is fixedly connected with the feeding hopper 15 through the feeding pipe 41. The screw extruding device 4 is composed of a screw rod 5 and a helical blade 6, and one end of the screw rod 5 is connected to The shaft device 7 is fixedly connected with the output shaft 21, the other end of the screw rod extends to the inside of the particle molding device 8, the screw blade 6 surrounds the outside of the screw rod 5, and is welded on the screw rod 5 by spot welding, and the output shaft is driven by the gear motor 2 21 rotates, thereby driving the screw 5, so that the sawdust is pushed into the particle forming device 8 under the action of the screw 5 and the helical blade 6. The inside of the particle forming device 8 is an extrusion chamber 9, and one end of the extrusion chamber 9 An extrusion die 10 is also fixedly installed, and the extrusion die 10 is fixedly installed on the outer wall of one end of the particle forming device 8 by a fixing bolt, and the inner wall of the extrusion die 10 is also provided with an extrusion hole 11, and the extrusion hole 11 It is a cylindrical structure, and is equidistantly distributed on the inner wall of the extrusion die 10. There are also heating coils 12 fixedly installed in the extrusion chamber 9, and the heating coils 12 are fixedly installed on the inner walls of the upper and lower ends of the extrusion chamber 9 respectively. , and is electrically connected to an external power supply through a power cord, and the wood chips are heated to generate lignin through the heating coil 12, so that the wood chips are softened. One end of the extrusion die 10 is also fixedly connected to a rotating shaft 13, and a cutter is also fixedly installed on the rotating shaft 13 14. One end of the rotating shaft 13 is fixedly connected with the driving motor 16. The cutter 14 is set on the rotating shaft 13 and fixed through the screw hole. The driving motor 16 drives the rotating shaft 13 to rotate, thereby driving the rotation of the cutter 14 to cut off the formed sawdust. The upper end of the particle molding machine 3 is fixedly equipped with a feeding hopper 15 and a drive motor 16, and dust-proof nets 17 are also fixedly installed on the outer walls of both sides of the particle molding machine 3. The dust-proof nets 17 can not only prevent dust from entering the device, and affect the In order to ensure the normal operation of the equipment, the equipment should also be cooled to a certain extent to avoid the high temperature in the fully enclosed device, which will affect the working efficiency.

In the sawdust particle forming machine of the present utility model, when the crushed sawdust raw material flows into the screw extruding device 4 from the feeding hopper 15, it is pushed into the particle forming device 8 under the action of the screw rod 5 and the spiral blade 6, and the particles in the particle forming device 8 The heating coil 12 heats the lignin in the sawdust raw material to a softened state, and the sawdust raw material sticks under the continuous extrusion and the glue produced by the softened lignin, and is expelled from the extrusion hole 11 of the extrusion die 10 It is continuously sent out; the whole production process runs without interruption, the product output is high, and the finished product is of good quality and high calorific value, which fully meets the needs of processing into carbonized fuel.

To sum up: the sawdust pellet forming machine of the utility model has good production continuity, high product density, high calorific value, and is suitable for processing into carbonized fuel, effectively solving the problem of moisture resistance of products prepared by the existing ring die pressure roller pellet forming machine. Poor resistance, easy to loose when exposed to water, high energy consumption of equipment, serious mold wear, high maintenance cost, and inability to meet the needs of processing into carbonized fuel.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (5)

1. a kind of wood pellet forming machine, including base platform（1）, it is characterised in that：The base platform（1）Upper end consolidate Dingan County is equipped with reducing motor（2）And granule-forming machine（3）, and reducing motor（2）The output shaft of one end（21）Insert particle into Type machine（3）Inside, granule-forming machine（3）Inside be cavity, be installed with helix extrusion device in cavity（4）And particle Shaped device（8）, helix extrusion device（4）With particle forming device（8）Between be fixedly connected by fixing bolt, screw extrusion Device（4）By screw rod（5）And helical blade（6）Composition, the screw rod（5）One end pass through shaft joint（7）With output shaft（21） It is fixedly connected, screw rod（5）The other end extend to particle forming device（8）Inside, the helical blade（6）It is looped around screw rod （5）Outside, and by spot-welded in screw rod（5）On, the particle forming device（8）Inside be pressing cavity（9）, and And pressing cavity（9）One end be also installed with extrusion die（10）, the extrusion die（10）Fixed by fixing bolt Installed in particle forming device（8）On the outer wall of one end, and extrusion die（10）Inwall on be further opened with extrude hole slot （11）, the extrusion hole slot（11）For cylindrical structure, and equidistant it is distributed in extrusion die（10）Inwall on, pressing cavity （9）Inside also it is installed with heating coil（12）, the heating coil（12）Pressing cavity is fixedly installed in respectively（9）Upper and lower two On the inwall at end, and it is electrically connected with by power line and external power source, the extrusion die（10）One end be also fixedly connected with Rotating shaft（13）, and rotating shaft（13）On be also installed with cutting knife（14）, the cutting knife（14）It is sleeved on rotating shaft（13）On, and lead to Screw screw is crossed to fix.

A kind of 2. wood pellet forming machine according to claim 1, it is characterised in that：The granule-forming machine（3）It is upper End is also installed with conveying bucket（15）And motor（16）.

A kind of 3. wood pellet forming machine according to claim 2, it is characterised in that：The helix extrusion device（4）'s Upper end also Dingan County is equipped with conveying pipeline（41）, and pass through conveying pipeline（41）With conveying bucket（15）It is fixedly connected.

A kind of 4. wood pellet forming machine according to claim 1, it is characterised in that：The granule-forming machine（3）Both sides Outer wall on be also installed with Air Filter（17）.

A kind of 5. wood pellet forming machine according to claim 2, it is characterised in that：The rotating shaft（13）One end and drive Dynamic motor（16）It is fixedly connected.