CN112352560A

CN112352560A - Agricultural small-size straw briquetting machine

Info

Publication number: CN112352560A
Application number: CN202011149763.4A
Authority: CN
Inventors: 李桂奇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-02-12

Abstract

The invention relates to the technical field of environmental protection, and discloses an agricultural small straw briquetting machine, which comprises a ring mould, wherein a mould disc is fixedly arranged at the bottom of the ring mould, a feed hopper is fixedly arranged at the top of the ring mould, mould holes are uniformly formed in the bottom of the ring mould in an annular shape, a material distribution device sleeved on an outer ring of a transmission rotating shaft is fixedly arranged on an inner ring of the ring mould, a blanking groove is formed in the bottom of the material distribution device corresponding to the mould holes, twisting sheets are uniformly arranged on the outer ring at the top of the transmission rotating shaft, a pressing wheel is fixedly arranged on the outer ring of the transmission rotating shaft at the top of the mould disc, a briquetting is movably sleeved in the blanking groove, a transmission cavity is formed in the position of the top of the mould holes in the ring mould, a rotating head is movably arranged on the outer side of the transmission cavity, a slicing sheet is movably sleeved in the, ensures that the uniform briquetting with better extrusion effect is obtained.

Description

Agricultural small-size straw briquetting machine

Technical Field

The invention relates to the technical field of environmental protection, in particular to an agricultural small straw briquetting machine.

Background

Along with the enhancement of environmental protection, the treatment to the straw has no longer used the mode of burning to handle now, and the compression is carried out mostly, because it is a biomass raw materials, so utilize briquetting machine can be with its extrusion to the fritter of high density carry out transportation storage burning, not only saved the space, can also regard as an efficient fuel to use, can use large-scale briquetting machine to extrude to places that have a large amount of straws such as farm, but just not suitable for some rural small places, the adoption is small-size briquetting machine, carry out once downward independent extrusion promptly, this kind of briquetting machine although convenient to use, but can have some problems:

the efficiency is too low when the extrusion is carried out, and the top-to-bottom collective feeding is adopted when the ring die briquetting machine is used for extrusion, so that the stacking degree of straw materials is different, the extrusion density is greatly different, the density difference of pressing strips extruded out at the back is large, the local part is easy to crush due to the too small density, the straw materials are difficult to use and need to be cleaned after being crushed, meanwhile, the pressing strips extruded out are not uniform when being broken, a plurality of pressing strips stretch out to break, the crushing condition can be caused, the uneven breaking is inconvenient for subsequent use and storage, and when the straw materials are extruded, the situations of blocking of an extrusion hole and the like can be caused due to the fact that long-strip straws are not crushed, and the friction loss between the ring die and a compression roller can be increased, reducing its service life.

Disclosure of Invention

Aiming at the defects of the background technology, the invention provides the agricultural small straw briquetting machine which has the advantages of good uniformity and good extrusion effect, and solves the problems in the background technology.

The invention provides the following technical scheme: an agricultural small-sized straw briquetting machine comprises a ring die, a die disc is fixedly arranged at the bottom of the ring die, a feed hopper is fixedly arranged at the top of the ring die, die holes are uniformly formed in the bottom of the ring die in an annular shape, a supporting seat is fixedly arranged at the bottom of the die disc, a base is fixedly arranged at the bottom of the supporting seat, a motor is fixedly arranged in the supporting seat, an annular collecting groove is fixedly arranged on the outer ring of the supporting seat, a transmission rotating shaft is fixedly connected to the top of the motor, the transmission rotating shaft extends into the feed hopper, a distributing device sleeved on the outer ring of the transmission rotating shaft is fixedly arranged on the inner ring of the ring die, a blanking groove is formed in the bottom of the distributing device corresponding to the die holes, twisting sheets are uniformly arranged on the outer ring at the top of the transmission rotating shaft, a pressing wheel is fixedly arranged on the outer, the die disc is located and extrudes piece bottom department and has seted up spacing spout, the bottom fixedly connected with of extrusion piece cup joints the connecting rod in spacing spout, fixedly connected with reset spring between the interior terminal surface of connecting rod and spacing spout, the inside top position department that is located the nib of ring mould has seted up the transmission chamber, the outside movable mounting in transmission chamber has the rotation head, the middle part activity that rotates the head has cup jointed the section, the bottom movable mounting in transmission chamber has the measurement runner, the top movable mounting in transmission chamber has and measures the runner and rotate the first inner drive gear axle that meshes respectively, the die disc top surface is located fixed mounting between two adjacent nib and has the guide block.

Preferably, a clamping groove is formed in the middle of the outer ring of the pressing wheel, an annular magnet is fixedly mounted in the middle of the pressing wheel, a clamping block is fixedly clamped inside the clamping groove, the outer end of the clamping block is composed of an upper part and a lower part, a sliding ring is fixedly mounted in the middle of the clamping block, a first connecting shaft is sleeved on the sliding ring in a bilateral symmetry mode, a second connecting shaft is sleeved on the end portion of the first connecting shaft in a movable mode, idler wheels are movably mounted on the end portion of the second connecting shaft, a limiting spring is fixedly connected between a sleeve of the first connecting shaft and the end face of the second connecting shaft, and a pull-back spring is fixedly connected between the outer side of the second connecting shaft and.

Preferably, the two sides of the rotating head are fixedly provided with limiting blocks, the bottom of each limiting block is an inclined plane, the oblique cutting angle is an angle of a connecting line between the center of the slicing rotating shaft and the inner end of the material guide block, and the transmission ratio between the inner end of the rotating head and the transmission gear shaft is 1.

Preferably, the measuring rotating wheel and the transmission gear shaft are meshed through a bevel gear, the transmission ratio is 1, the diameter of the outer ring of the measuring rotating wheel is the material guiding length of the material guiding block, the surface of the measuring rotating wheel is in a micro-sawtooth shape, and a gap is formed in the position, located at the bottom of the measuring rotating wheel, of the transmission cavity.

Preferably, the outer ring of the roller protrudes a thickness of a circle compared with the outer edge of the clamping block, and the thickness is compressive.

Preferably, the top section of the charging chute is in the shape of an open groove, and the bottom section of the charging chute is in the shape of a cuboid.

The invention has the following beneficial effects:

through the arrangement of the annular blanking and distributing device with the twisting sheets, the diameter of the die disc at the bottom of the annular die is increased and the die disc is provided with the guide blocks and the cutting sheets, compared with the prior art, the straw materials are shredded by the twisting sheets and then are dispersed around by the distributing device, the blocking probability can be reduced, the materials are more uniformly dispersed, the materials fall into each blanking groove and are extruded into the die hole through the extrusion block and are ejected out at the outer ring position of the die disc, the extruded material length can be detected through the design of the measuring rotating wheel, the rotation of the cutting sheets is driven according to the transmission gear shaft, the material extruded at one time is cut, the length after the pressing blocks is kept under the condition of basic uniformity, the breaking condition is avoided, and meanwhile, the extrusion effect can be changed according to the installation and adjustment on the adjusting clamping blocks of the pressing wheel, meanwhile, the extrusion twisting force can be reduced under the limitation of the connecting shaft and the roller during extrusion, and the service life of the extrusion block is prolonged.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a top view of the overall structure of the present invention;

FIG. 3 is a cross-sectional view taken along line B-B of FIG. 2;

FIG. 4 is a transverse cross-sectional view at a die hole of the structure of the present invention;

FIG. 5 is a schematic view of the installation of the pressing wheel and the clamping block according to the structure of the present invention;

FIG. 6 is an enlarged view taken at A in FIG. 1;

FIG. 7 is an enlarged view of FIG. 3 at C;

fig. 8 is an enlarged view of fig. 5 at D.

In the figure: 1. performing ring die; 101. a die hole; 102. a transmission cavity; 2. a die plate; 201. a limiting chute; 3. a feed hopper; 4. a supporting seat; 5. a base; 6. a material collecting groove; 7. a motor; 8. a transmission rotating shaft; 9. a material distributing device; 901. a charging chute; 10. twisting sheets; 11. a pinch roller; 1101. a card slot; 12. extruding the block; 13. rotating the head; 1301. a limiting block; 14. slicing; 15. a material guide block; 16. a ring magnet; 17. a clamping block; 1701. a slip ring; 18. a connecting rod; 19. a return spring; 20. a drive gear shaft; 21. a measuring wheel; 22. a first connecting shaft; 23. a second connecting shaft; 24. a roller; 25. a limiting spring; 26. the spring is pulled back.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, an agricultural small straw briquetting machine comprises a ring mold 1, a mold disc 2 is fixedly installed at the bottom of the ring mold 1, a feed hopper 3 is fixedly installed at the top of the ring mold 1, mold holes 101 are uniformly formed in the bottom of the ring mold 1 in an annular shape, a support seat 4 is fixedly installed at the bottom of the mold disc 2, a base 5 is fixedly installed at the bottom of the support seat 4, a motor 7 is fixedly installed inside the support seat 4, an annular material collecting groove 6 is fixedly installed at the outer ring of the support seat 4, a transmission rotating shaft 8 is fixedly connected to the top of the motor 7 and extends into the feed hopper 3, a material distributing device 9 sleeved on the outer ring of the transmission rotating shaft 8 is fixedly installed at the inner ring of the ring mold 1, a blanking groove 901 is formed at the bottom of the material distributing device 9 corresponding to the mold holes 101, twisting pieces 10 are uniformly installed on the outer ring at the top of the transmission rotating shaft, an extrusion block 12 is movably sleeved in the blanking groove 901, a limiting chute 201 is formed in the position, located at the bottom of the extrusion block 12, of the die disc 2, a connecting rod 18 sleeved in the limiting chute 201 is fixedly connected to the bottom of the extrusion block 12, a return spring 19 is fixedly connected between the connecting rod 18 and the inner end face of the limiting chute 201, a transmission cavity 102 is formed in the position, located at the top of the die hole 101, of the inside of the ring die 1, a rotating head 13 is movably installed on the outer side of the transmission cavity 102, a slice 14 is movably sleeved in the middle of the rotating head 13, a measuring rotating wheel 21 is movably installed at the bottom of the transmission cavity 102, a transmission gear shaft 20 which is respectively meshed with the measuring rotating wheel 21 and the inner end of the rotating head 13 is movably installed at the top of the transmission cavity 102, a material guide block 15 is fixedly installed between two adjacent die holes 101 on the top surface of the die, by utilizing a certain magnetic force generated between the annular magnet 16 and the extrusion block 12, a clamping block 17 is fixedly clamped inside the clamping groove 1101, the outer end of the clamping block 17 consists of an upper part and a lower part, a sliding ring 1701 is fixedly arranged in the middle of the clamping block 17, first connecting shafts 22 are symmetrically and movably sleeved on two sides of the sliding ring 1701, second connecting shafts 23 are movably sleeved on the end parts of the first connecting shafts 22, rollers 24 are movably arranged on the end parts of the second connecting shafts 23, limit springs 25 are fixedly connected between the sleeve of the first connecting shafts 22 and the end surfaces of the second connecting shafts 23, pull-back springs 26 are fixedly connected between the outer sides of the second connecting shafts 23 and the inner ends of the clamping block 17, and the connecting shafts and the rollers 24 can be pulled back to the original positions after being transmitted to.

Wherein, the fixed mounting of the both sides of rotating head 13 has stopper 1301, the bottom of stopper 1301 is the inclined plane and cuts the angle of bevel for the angle of connecting between 14 pivot centers in section and the guide block 15 inner, can push forward one end distance when the material that extrudes extends and just can be totally cut off, section 14 also can incline certain angle at this in-process, this angle just can restrict the maximum position, also guaranteed simultaneously can restrict section 14 when cutting off the extrusion material and carry out next time along with rotating the return again and cut off, the drive ratio between the inner of rotating head 13 and drive gear axle 20 is 1, guarantee that the transmission effect does not change.

The measuring rotating wheel 21 and the transmission gear shaft 20 are meshed through a bevel gear, the transmission ratio is 1, the diameter of the outer ring of the measuring rotating wheel 21 is the material guiding length of the material guiding block 15, the surface of the measuring rotating wheel 21 is in a micro sawtooth shape, a gap is formed in the position, located at the bottom of the measuring rotating wheel 21, of the transmission cavity 102, the material calculation of one length can be completed just by rotating the measuring rotating wheel 21 for one circle, and then the material is transmitted to the rotating head 13 through the transmission gear shaft 20 to be cut off an extruded material, so that the length of the material cut off at each time is guaranteed to be within a length error range, and the situations that damage, waste and the like are caused by the fact that a scraper rotates all the.

Wherein, the outer lane of gyro wheel 24 compares in the outward flange protrusion one round thickness of fixture block 17, and this thickness has the compressibility absolutely, and gyro wheel 24 can reduce certain torque when pressing extrusion piece 12, does benefit to on the one hand fixture block 17 better and realizes pressing the effect with extrusion piece 12, and on the other hand reduces the friction torque power between the rotation, guarantees that its life is more permanent.

Wherein, the top section of charging chute 901 is open slot form and bottom section is the cuboid form, and the convenient blanking of mode through the top is big, drives the rotation of hank piece 10 along with transmission pivot 8 simultaneously and can realize even unloading to every charging chute 901, has avoided the accumulational condition of material, and the extrusion ejection of compact can be accomplished just in the cuboid region and the extrusion piece 12 looks adaptation of charging chute 901 bottom moreover.

The working principle is that the straw material falling from the feed hopper 3 is firstly smashed by the twisting sheet 10 and then falls to the top of the material distributing device 9, then the material on the material distributing device 9 is led to uniformly rotate under the driving of the twisting sheet 10 and the transmission rotating shaft 8 and falls into the blanking groove 901, the pinch roller 11 rotates under the driving of the transmission rotating shaft 8 and pushes the extrusion block 12 by using the clamping block 17 clamped at the outer side, the extrusion block 12 extrudes the material to the die hole 101 along the blanking groove 901 in an outward extrusion mode, the extruded pressing block moves towards the outer side of the ring die 1 and is contacted to drive the measuring rotating wheel 21 to rotate, so that the transmission gear shaft 20 is used to transmit the rotating head 13 to drive the rotating head 13 to rotate together, when the length of the extruded pressing block reaches the requirement, the measuring rotating wheel 21 rotates for one circle, at the moment, the rotating head 13 also rotates for one circle and drives the slicing sheet 14 to rotate for one circle to cut off the extruded pressing block, and then the cut off pressing block is pushed to the, in the extrusion process, the roller 24 on the fixture block 17 rolls along the back of the extrusion block 12 to be conveniently contacted and abutted, the protruding length and the distance between the fixture blocks 17 on the pressing wheel 11 can be adjusted according to actual conditions, and the fixture blocks can be reset under the driving of the reset spring 19 after the extrusion block 12 is abutted.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an agricultural small-size straw briquetting machine, includes ring mould (1), the bottom fixed mounting of ring mould (1) has diaphragm (2), the top fixed mounting of ring mould (1) has feeder hopper (3), the bottom of ring mould (1) is cyclic annular evenly to have seted up nib (101), the bottom fixed mounting of diaphragm (2) has supporting seat (4), the bottom fixed mounting of supporting seat (4) has base (5), the inside fixed mounting of supporting seat (4) has motor (7), its characterized in that: an annular material collecting groove (6) is fixedly installed on the outer ring of the supporting seat (4), a transmission rotating shaft (8) is fixedly connected to the top of the motor (7), the transmission rotating shaft (8) extends into the feed hopper (3) all the time, a material distributing device (9) sleeved on the outer ring of the transmission rotating shaft (8) is fixedly installed on the inner ring of the ring die (1), a blanking groove (901) is formed in the bottom of the material distributing device (9) corresponding to a die hole (101), twisted pieces (10) are uniformly installed on the outer ring of the top of the transmission rotating shaft (8), a pinch roller (11) is fixedly installed on the outer ring of the transmission rotating shaft (8) located at the top surface of the die plate (2), an extrusion block (12) is movably sleeved in the blanking groove (901), a limiting sliding groove (201) is formed in the bottom of the die plate (2) located at the extrusion block (12), and a connecting rod (18) sleeved in the limiting sliding groove (201) is, fixedly connected with reset spring (19) between the interior terminal surface of connecting rod (18) and spacing spout (201), transmission chamber (102) have been seted up to the inside top position department that is located nib (101) of ring mould (1), the outside movable mounting in transmission chamber (102) has rotation head (13), the middle part activity of rotating head (13) has cup jointed section (14), the bottom movable mounting in transmission chamber (102) has measurement runner (21), the top movable mounting in transmission chamber (102) has and measures runner (21) and rotates first (13) inner transmission gear axle (20) of meshing respectively, fixed mounting has guide block (15) between die disc (2) top surface is located adjacent two nib (101).

2. The agricultural small straw briquetting machine of claim 1, wherein: the clamping groove (1101) is formed in the middle of the outer ring of the pressing wheel (11), an annular magnet (16) is fixedly mounted in the middle of the pressing wheel (11), a clamping block (17) is fixedly clamped inside the clamping groove (1101), the outer end of the clamping block (17) consists of an upper portion and a lower portion, a sliding ring (1701) is fixedly mounted in the middle of the clamping groove (1101), a first connecting shaft (22) is symmetrically and movably sleeved on two sides of the sliding ring (1701), a second connecting shaft (23) is movably sleeved on the end portion of the first connecting shaft (22), a roller (24) is movably mounted on the end portion of the second connecting shaft (23), a limiting spring (25) is fixedly connected between the sleeve of the first connecting shaft (22) and the end face of the second connecting shaft (23), and a pull-back spring (26) is fixedly connected between the outer side of the second connecting shaft (23) and the.

3. The agricultural small straw briquetting machine of claim 1, wherein: the utility model discloses a material guide device, including head (13) rotates, the head (13) rotates both sides fixed mounting have stopper (1301), the bottom of stopper (1301) is the inclined plane and cuts the angle of bevel for the angle of connecting line between section (14) pivot center and guide block (15) the inner, the drive ratio between the inner of head (13) rotates and drive gear axle (20) is 1.

4. The agricultural small straw briquetting machine of claim 1, wherein: the measuring rotating wheel (21) and the transmission gear shaft (20) are meshed through a bevel gear, the transmission ratio is 1, the diameter of the outer ring of the measuring rotating wheel (21) is the material guiding length of the material guiding block (15), the surface of the measuring rotating wheel (21) is in a micro-sawtooth shape, and a gap is formed in the position, located at the bottom of the measuring rotating wheel (21), of the transmission cavity (102).

5. The agricultural small straw briquetting machine of claim 2, wherein: the outer ring of the roller (24) protrudes a circle of thickness compared with the outer edge of the clamping block (17), and the thickness is compressive.

6. The agricultural small straw briquetting machine of claim 1, wherein: the top section of the charging chute (901) is in an open groove shape, and the bottom section of the charging chute is in a cuboid shape.