CN217796016U

CN217796016U - Shaping roller and shaper

Info

Publication number: CN217796016U
Application number: CN202221711061.5U
Authority: CN
Inventors: 阮旭煜; 蔡成立; 余家阳; 潘宣宇
Original assignee: Wenling Zeguo Chemical Machinery Co ltd
Current assignee: Wenling Zeguo Chemical Machinery Co ltd
Priority date: 2022-07-02
Filing date: 2022-07-02
Publication date: 2022-11-15
Anticipated expiration: 2032-07-02

Abstract

The application relates to a plastic roller and shaper, the plastic roller includes that roller and cover establish the roller shell at the roller surface, the roller shell is established to the rubber material, the surface of roller shell is equipped with a plurality of archs. The protrusions on the surface of the shaping roller enable the granular fertilizer to be unevenly stressed, and the granular fertilizer is displaced and then scattered, and the fertilizer is not easily crushed due to the rubber material.

Description

Shaping roller and shaper

Technical Field

The application relates to the field of shapers, in particular to a shaping roller and a shaper.

Background

With the improvement of grain yield, the phenomenon of soil nutrient deficiency is shown, and people begin to select compound fertilizers more at present. The compound fertilizer is a fertilizer compounded with various fertilizers and has the advantages of high nutrient content, few side ingredients and good physical properties.

The conventional compound fertilizer production line comprises a chain breaking machine, a granulator, a dryer, a cooler, a sieving machine, a film coating machine, a racking machine and the like. Referring to fig. 1, the granulator includes a pair-roller granulating device and a shaping device, and the fertilizer is extruded by the pair-roller granulating device to form a whole fertilizer containing a plurality of granular fertilizers, and then the fertilizer is shaped by the shaping device to drop the granular fertilizer into the whole fertilizer.

The whole piece formula fertilizer is beaten through a plurality of hitting posts on two plastic roller surfaces to current shaping device for granular fertilizer drops, but, because hitting the dynamics ratio greatly, granular fertilizer is easily smashed, makes to have many particle diameters among the finished product fertilizer and can't reach the tiny particle fertilizer of requirement, influences the quality of finished product fertilizer.

SUMMERY OF THE UTILITY MODEL

In order to improve the quality of finished product fertilizer, this application provides a plastic roller and shaper.

In a first aspect, the following technical solution is adopted for the shaping roller provided by the present application:

the utility model provides a plastic roller, includes the roller and overlaps the roller shell of establishing at the roller surface, the roller shell is established to the rubber material, the surface of roller shell is equipped with a plurality of archs.

Through adopting above-mentioned technical scheme, the arch on plastic roller surface makes granular fertilizer atress uneven take place to shift the back and scatters, and the rubber material makes fertilizer difficult by the crushing.

Preferably, the width of the projection in the roller axis direction decreases with distance from the roller axis.

Through adopting above-mentioned technical scheme, the arch is connected firmly on the roller shell surface, is difficult for droing, and the protruding one end that is close to whole piece formula fertilizer is less, the extrusion of being convenient for.

Preferably, the roller sleeve is detachably connected to the roller shaft.

By adopting the technical scheme, the rubber material of the roller sleeve can be replaced according to the properties of the fertilizer due to different hardness of different fertilizers.

Preferably, the bulges are annular and are coaxially connected to the periphery of the roll shaft, and the bulges are arranged at intervals along the axial direction of the roll shaft.

Preferably, the protrusions are hemispherical, and the protrusions are arranged at intervals along the axial direction and the circumferential direction of the roll shaft.

In a second aspect, the present application provides a shaper that employs the following technical solutions:

the shaper comprises two shaping rollers, a support and a base, wherein the two shaping rollers are parallel to each other in axis, a rolling gap is arranged between the two shaping rollers, the roller shaft is rotatably connected to the support, and the support is connected to the base.

Through adopting above-mentioned technical scheme, whole piece formula fertilizer is extruded by both sides plastic roller through the roll-in clearance, and according to the diameter difference of granular fertilizer, can adjust the size in roll-in clearance through the support.

Preferably, the bulges on the surfaces of the two roller sleeves are arranged in a staggered mode.

Through adopting above-mentioned technical scheme, protruding crisscross setting makes granular fertilizer change and takes place the displacement.

Preferably, the rolling gap is larger than the diameter of the granulated fertilizer.

Through adopting above-mentioned technical scheme, granular fertilizer can take place the displacement in the roll-in clearance.

Preferably, along the connecting line direction of the centers of the two roll shafts, the minimum distance from the bulge of one roll sleeve to the bulge of the other roll sleeve is smaller than the diameter of granular fertilizer.

Through adopting above-mentioned technical scheme, the distance between the arch of two roller sleeves is less than granular fertilizer's diameter, and whole formula fertilizer takes place deformation in the roll-in clearance for granular fertilizer is easily extruded and is dropped.

Preferably, the base comprises a sliding groove, a limiting hole is formed in the wall of the sliding groove, a protruding block is arranged at one end, facing the base, of the support, the protruding block is embedded into the sliding groove in a sliding mode, the length direction of the limiting hole is parallel to the sliding direction of the support, a through hole is formed in the protruding block, the through hole is communicated with the limiting hole, and the screw penetrates through the through hole and the limiting hole and then is connected to the nut.

Through adopting above-mentioned technical scheme, the lug slides in the spout, is convenient for realize the support for the slip of base, adjusts the size in roll-in clearance, uses screw and nut fixed lug and spout, connects firmly.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the protrusions on the surface of the shaping roller enable the granular fertilizer to be unevenly stressed and to be displaced and then to be scattered, and the fertilizer is not easy to crush due to the rubber material;

2. the distance between the bulges of the two roller sleeves is smaller than the diameter of the granular fertilizer, and the whole fertilizer is deformed in the rolling gap, so that the granular fertilizer is easy to extrude and fall off;

3. the hardness of different fertilizers is different, can change the rubber material of roller shell according to fertilizer nature, and the diameter of different granular fertilizer is different, can adjust the size in roll-in clearance through the support.

Drawings

Fig. 1 is a schematic view of the structure of a twin-roll granulation apparatus.

Fig. 2 is a schematic structural diagram of a shaper.

Fig. 3 is a schematic structural diagram of the shaper in the present embodiment, which is mainly used to show the saw-tooth-shaped protrusions.

Fig. 4 is an enlarged view at a in fig. 3.

FIG. 5 is a schematic diagram of the configuration of the shaping roller, primarily to show the wave-like protrusions, in one embodiment.

Fig. 6 is an enlarged view at B in fig. 5.

FIG. 7 is a schematic view of another embodiment of the shaping roller, which is primarily used to show the convex spherical protrusions.

Fig. 8 is an enlarged view at C in fig. 7.

FIG. 9 is a schematic view of the shaper, primarily for showing the screw and nut

Description of reference numerals: 11. a roll shaft; 12. a roller sleeve; 121. a protrusion; 122. a groove; 123. caulking grooves; 2. a roll nip; 3. a support; 31. a bump; 311. a through hole; 4. a base; 41. a chute; 42. a limiting hole; 43. a base plate; 5. a screw; 51. a screw; 52. a nut; 6. and a nut.

Detailed Description

The present application is described in further detail below with reference to figures 2-9.

Referring to fig. 2, the embodiment of the present application discloses a shaping roller, which includes a roller shaft 11 and a roller sleeve 12 sleeved on an outer surface of the roller shaft 11.

The roller shell 12 is made of rubber. The rubber material can be one or a plurality of rubber compositions such as Chloroprene Rubber (CR), nitrile rubber (NBR), polyurethane rubber, natural rubber, styrene butadiene rubber, cis-butadiene rubber, isoprene rubber, chloroprene rubber, butyl rubber, hydrogenated nitrile rubber, ethylene propylene rubber, silicon rubber, fluorine rubber, acrylate rubber, chlorosulfonated polyethylene rubber, epichlorohydrin rubber, chlorinated polyethylene rubber, ethylene propylene diene monomer and the like.

Under the condition of no external force, the inner diameter of the roller sleeve 12 is slightly smaller than the outer diameter of the roller shaft 11. When the roller sleeve 12 is sleeved outside the roller shaft 11, the inner circumference of the roller sleeve 12 presses the outer circumference of the roller shaft 11 to realize the positioning between the roller sleeve 12 and the roller shaft 11 by means of friction.

Referring to fig. 3 and 4, the surface of the roller shell 12 is provided with a plurality of protrusions 121, and the width of the protrusions 121 in the axial direction of the roller shaft 11 decreases as it goes away from the axial line of the roller shaft 11.

In this embodiment, the protrusions 121 are annular and coaxially connected to the periphery of the roller shaft 11, the protrusions 121 are axially spaced along the roller shaft 11, the cross section of each protrusion 121 is triangular, in one roller sleeve 12, the protrusions 121 are axially distributed along the roller sleeve 12, and a groove 122 is formed between adjacent protrusions 121. And the protrusions 121 on the surface of the roll shell 12 are formed in a saw-toothed shape.

Referring to fig. 5 and 6, in one embodiment, the protrusions 121 are annular and are coaxially connected to the outer circumference of the roller shaft 11, a plurality of protrusions 121 are arranged at intervals in the axial direction of the roller shaft 11, the cross section of each protrusion 121 is semicircular, and in one roller shell 12, a plurality of protrusions 121 are distributed in the axial direction of the roller shell 12, and a groove 122 is formed between adjacent protrusions 121. Meanwhile, the periphery of the roller sleeve 12 and the position between the adjacent protrusions 121 are also provided with an embedded groove 123, the section of the embedded groove 123 is semicircular, the embedded groove 123 is communicated with the groove 122, and the embedded groove 123 of one roller sleeve is used for being embedded by the protrusion 121 of the other roller sleeve. And the protrusions 121 on the surface of the roll shell 12 are formed into a wave shape.

Referring to fig. 7 and 8, in another embodiment, the protrusions 121 have a hemispherical shape, and a plurality of protrusions 121 are spaced apart on the surface of the sleeve 12.

Referring to fig. 3, the present embodiment also discloses a shaper, which includes a shaping roller, a bracket 3 and a base 4. The roller shaft 11 is rotatably connected to the upper end of the bracket 3, and the lower end of the bracket 3 is slidably connected to the base 4.

Referring to fig. 3 and 4, the two shaping rollers are arranged, the axes of the two shaping rollers are horizontal and parallel to each other, the heights of the two shaping rollers are the same, a rolling gap 2 is arranged between the two shaping rollers, the width of the rolling gap 2 is L, and L is larger than the diameter of the granular fertilizer. The rolling gap 2 is adjusted according to commonly used materials such as ammonium sulfate, potassium sulfate, ammonium chloride, potassium chloride and the like to perform crushing, grinding and shaping functions.

The protrusions 121 on the surfaces of the two roller sleeves 12 are staggered along the axial direction of the roller shaft 11. I.e. the protrusions 121 of the surface of one sleeve 12 are directly opposite the recesses 122 of the surface of the other sleeve 12. The minimum distance D from the bulge 121 of one roller sleeve 12 to the bulge 121 of the other roller sleeve 12 along the connecting line of the circle centers of the two roller shafts 11 is smaller than the diameter of the granular fertilizer.

Referring to fig. 2, four brackets 3 are provided, and the four brackets 3 are connected to both ends of two roll shafts 11, respectively. The base 4 comprises a sliding chute 41 and a bottom plate 43, wherein the bottom plate 43 is horizontal, the sliding chute 41 is fixedly connected to the upper end of the bottom plate 43, the number of the sliding chutes 41 is two, the two sliding chutes 41 are parallel to each other, and the length direction of the sliding chute 41 is horizontal and perpendicular to the axis of the roller shaft 11. The lower end of the bracket 3 is provided with a convex block 31, and the convex block 31 is embedded into the sliding chute 41. A basket can be placed on the bottom plate 43 and used for containing granular fertilizer after passing through the shaping roller.

Referring to fig. 9, the shaper further includes a screw 5 and a nut 6, a groove wall of the sliding groove 41 is provided with a limiting hole 42, a length direction of the limiting hole 42 is parallel to a sliding direction of the bracket 3, and the protrusion 31 is provided with a through hole 311. When the bump 31 is slidably embedded in the sliding groove 41, the through hole 311 communicates with the limiting hole 42, and the screw 5 sequentially penetrates through one limiting hole 42, the through hole 311 and the other limiting hole 42 and then is connected to the nut 6. The screw 5 comprises a screw rod 51 and a nut 52, the inner diameter of the through hole 311 is equal to the outer diameter of the screw rod 51, the outer diameter of the nut 52 is larger than the width of the limiting hole 42, and the outer diameter of the nut 6 is larger than the width of the limiting hole 42. The nut 52 and the nut 6 are located on both sides of the chute, i.e. the opposite surfaces of the nut 52 and the nut 6 are used to press the outer wall of the chute 41 to achieve locking positioning between the screw 5, the nut 6 and the chute 41 by friction.

In one embodiment, a motor is connected to each bracket 3, a motor casing of the motor is fixedly connected to the bracket 3, and a motor shaft of the motor is connected to the roller shafts 11, so that the two roller shafts 11 are driven to rotate synchronously and reversely by the two motors.

In another embodiment, a motor is connected to one of the supports 3, a motor housing of the motor is fixedly connected to the support 3, a motor shaft of the motor is connected to the roller shafts 11, and a gear transmission mechanism is arranged between the two roller shafts 11, so that the motor is used for driving one roller shaft 11 to rotate, and the other roller shaft 11 is driven to rotate reversely by the gear transmission mechanism synchronously.

The implementation principle of a shaping roller and a shaper in the embodiment of the application is as follows: according to fertilizer hardness, select the roller shell 12 material, establish roller shell 12 cover at the surface of roller 11, place roller 11 on support 3, obtain required roll-in clearance 2 according to the diameter of granular fertilizer. When the rolling gap 2 needs to be adjusted, the nut 6 is rotated to loosen the bump 31 and the chute 41, the bump 31 is moved until the rolling gap 2 is adjusted to be proper, and the nut 6 is screwed up in a rotating manner, so that the bracket 3 and the base 4 are fixed.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A sizing roller characterized by: the roller comprises a roller shaft (11) and a roller sleeve (12) sleeved on the outer surface of the roller shaft (11), wherein the roller sleeve (12) is made of rubber, and a plurality of bulges (121) are arranged on the surface of the roller sleeve (12);

the width of the bulge (121) along the axial direction of the roller shaft (11) is reduced along with the distance from the axial line of the roller shaft (11);

the bulge (121) is annular or hemispherical;

under the condition that the protrusions (121) are annular, the protrusions (121) are coaxially connected to the periphery of the roller shaft (11), and a plurality of protrusions (121) are arranged at intervals along the axial direction of the roller shaft (11);

in the case where the protrusions 121 are formed in a hemispherical shape, a plurality of the protrusions 121 are provided at intervals in the axial direction and the circumferential direction of the roller shaft 11.

2. The shaping roller according to claim 1, wherein: the roller sleeve (12) is detachably connected to the roller shaft (11).

3. A shaper, comprising the shaper roll of any one of claims 1-2, wherein: the shaping roller is divided into two shaping rollers, the axes of the two shaping rollers are parallel to each other, a rolling gap (2) is arranged between the two shaping rollers, the shaping roller further comprises a support (3) and a base (4), the roller shaft (11) is rotatably connected to the support (3), and the support (3) is connected to the base (4).

4. The shaper of claim 3, wherein: the bulges (121) on the surfaces of the two roller sleeves (12) are arranged in a staggered mode.

5. The shaper of claim 3, wherein: the rolling gap (2) is larger than the diameter of the granular fertilizer.

6. The shaper of claim 3, wherein: along the connecting line direction of the circle centers of the two roll shafts (11), the minimum distance from the bulge (121) of one roll sleeve (12) to the bulge (121) of the other roll sleeve (12) is smaller than the diameter of granular fertilizer.

7. The shaper of claim 3, wherein: still include screw (5) and nut (6), base (4) include spout (41), the cell wall of spout (41) is equipped with spacing hole (42), support (3) are equipped with lug (31) towards the one end of base (4), lug (31) slide embedding spout (41) in, the length direction of spacing hole (42) is on a parallel with the slip direction of support (3), lug (31) are equipped with through-hole (311), through-hole (311) communicate spacing hole (42), screw (5) run through behind through-hole (311) and spacing hole (42) connect in nut (6).