CN112629199B

CN112629199B - Drying device for agricultural product processing

Info

Publication number: CN112629199B
Application number: CN202011515076.XA
Authority: CN
Inventors: 霍丽娟
Original assignee: Jiangmen Chuanghui Energy Saving Technology Co ltd
Current assignee: JIANGMEN CHUANGHUI ENERGY SAVING TECHNOLOGY Co.,Ltd.
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2022-04-05
Anticipated expiration: 2040-12-21
Also published as: CN112629199A

Abstract

The invention provides a drying device for processing agricultural products, which comprises a drying box for drying cotton, supporting legs for supporting the drying box, a knot breaking and kneading mechanism for breaking cotton cakes and a heating and drying mechanism for drying the cotton, wherein the supporting legs are fixedly connected to the bottom of the drying box, the knot breaking and kneading mechanism is arranged on the drying box, and the heating and drying mechanism is arranged on the drying box and the knot breaking and kneading mechanism, and relates to the field of agricultural machinery. This drying device for agricultural product processing is according to the difficult condition of drying of the granular cotton that has full moisture content now, designs and can rub and can not roll up the special construction that stops the machine and carry out the gas permeability to the cotton and dry to effectual solved general cross damp granular cotton and roll up easily when processing and stop and block up equipment, drying device commonly used is difficult to carry out fast drying to crossing damp granular cotton, and the stoving process need consume a large amount of time, has influenced work efficiency's problem to a certain extent.

Description

Drying device for agricultural product processing

Technical Field

The invention relates to the technical field of agricultural machinery, in particular to a drying device for processing agricultural products.

Background

The cotton needs to be dried and dried when being processed, the cotton can be fried when being mature, but some cotton can not be completely fried, in the current agricultural field of mechanized production, a large amount of cotton which is in the future and is dried and fried in the sun is often collected in advance, the cotton has large water content and is tightly wrapped, if the cotton is directly processed, the cotton fiber is full of the water and is easy to wind mechanical equipment, the friction force of the cotton with large water content is large, the elasticity is poor, the equipment roll is easy to stop and block, so the cotton needs to be dried, but the cotton has poor hot air permeability and long drying time when being dried, the water is full in the cotton, if the cotton is broken, only manual work can be generally adopted, if the mechanical equipment is adopted, the breaking force is too large, the fiber is easy to break excessively, the cotton is easy to be cracked and packed after being dried, if the mechanical strength is small, the rolling stop and blockage are easy to occur, the common over-damp granular cotton is easy to be rolled and stopped and is blocked in the processing process, the common drying device is difficult to rapidly dry the over-damp granular cotton, a large amount of time is consumed in the drying process, the working efficiency is influenced to a certain extent, and therefore the drying device for processing the agricultural products is needed.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a drying device for processing agricultural products, which solves the problems that the common over-damp granular cotton is easy to be rolled, stopped and blocked during processing, the conventional drying device is difficult to rapidly dry the over-damp granular cotton, a large amount of time is consumed in the drying process, and the working efficiency is influenced to a certain extent.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a drying device for agricultural product processing, includes the stoving case that is used for drying the cotton, is used for supporting the supporting leg of stoving case for break the knot mechanism of breaking and being used for carrying out the heating drying mechanism of drying to the cotton of breaking the caking to the cotton, the bottom fixedly connected with supporting leg of stoving case, rub and pierce the knot mechanism and set up on the stoving case, heating drying mechanism sets up on stoving case and rub and pierce the knot mechanism.

Preferably, rub knot-breaking mechanism and include motor, pivot, ring channel, activity mill, the broken knot ware of a plurality of and rub the backing plate, motor fixed mounting is in the bottom of stoving case, the output shaft of motor passes through shaft coupling fixedly connected with pivot, the bottom of stoving case is provided with the bearing, the surface of pivot and the inner circle fixed connection of bearing, the ring channel has been seted up to the inner wall of stoving case, the inner wall sliding connection of ring channel has the activity mill, the broken knot ware of bottom fixedly connected with a plurality of activity mill, a plurality of broken knot ware is the circumference distribution in the bottom of activity mill, the inner wall fixedly connected with of stoving case rubs the backing plate, the material of rubbing the backing plate is rubber, the surface of rubbing the backing plate is the corrugate.

Preferably, the top fixedly connected with stay tube of pivot, the inner wall sliding connection of stay tube has the bracing piece, the spacing groove has been seted up to the inner wall of stay tube, the fixed surface of bracing piece is connected with the stopper, the surface of stopper and the inner wall sliding connection of spacing groove, the protruding piece of inner wall fixedly connected with a plurality of arc of ring channel, the lower fixed surface of activity mill is connected with the carriage release lever, the quantity of carriage release lever is the same with the quantity of the protruding piece of arc, each the bottom of carriage release lever all is inlayed and is had a ball, the surface of ball and the inner wall sliding connection of ring channel, the surface of ball and the surface sliding connection of the protruding piece of arc.

Preferably, the knot breaker structurally comprises a support resisting rod, a deformation extrusion bag, a limit inner tube, a limit outer tube and a plurality of arc-shaped rubbing pieces, wherein the upper surface of the support resisting rod is fixedly connected with the lower surface of the movable grinding disc, the bottom of the support resisting rod is fixedly connected with the deformation extrusion bag, one end of the support resisting rod extends into the deformation extrusion bag, the bottom of the support resisting rod is fixedly connected with the limit outer tube, the inner wall of the limit outer tube is slidably connected with the limit inner tube, the bottom of the deformation extrusion bag is provided with a central hole, the bottom end of the limit inner tube is fixedly connected with the inner wall of the central hole, the lower surface of the support resisting rod is fixedly connected with a puncture needle, the puncture needle is positioned in the limit outer tube and extends into the limit inner tube, the surface of the deformation extrusion bag is provided with a plurality of arc-shaped extrusion grooves, and the surface of the limit outer tube is fixedly connected with an extrusion ring, the fixed surface of extrusion ring is connected with a plurality of arc and rubs the piece, the inner wall fixedly connected with arc stand pipe in groove is extruded to the arc, the surface of arc rubbing the piece and the inner wall sliding connection of arc stand pipe, a plurality of rubs the groove has been seted up to the lower surface that the piece was rubbed to the arc, the fixed surface of spacing outer tube is connected with a plurality of and is the elastic rod that resets that the circumference distributes, the inner wall fixedly connected with support ring of deformation extrusion bag, the bottom of the elastic rod that resets and the fixed surface of support ring are connected.

Preferably, heating and drying mechanism includes circulating fan, first heating chamber, second heating chamber and arc heating pipe, be provided with first heating chamber between the lower surface of kneading backing plate and the inner wall of stoving case, the second heating chamber has been seted up to the inside of activity mill, the fixed surface of stoving case is connected with the arc heating pipe, the equal fixed mounting of inner wall, the inner wall in first heating chamber and the second heating chamber of arc heating pipe has electric heating plate, the fixed surface of stoving case installs the electric switch, the output of electric switch is connected with electric heating plate's input electricity, circulating fan fixed mounting is on the stoving case.

Preferably, circulating fan's air inlet pot head has connect the air-supply line, circulating fan's air-out pot head has connect out the tuber pipe, the one end of air-supply line runs through and extends to the inside in first heating chamber, the one end that goes out the tuber pipe runs through the inside at the top of heating cabinet and extends to the heating cabinet, communicating pipe has been cup jointed at the top of activity mill, the top and the play tuber pipe of communicating pipe cup joint, the other end of communicating pipe extends to the inside in second heating chamber, a plurality of exhaust vent has been seted up to the bottom in second heating chamber, the intercommunicating pore has all been seted up on the surface of arc heating pipe and the surface of heating cabinet, a plurality of bottom outlet has been seted up on the surface of kneading the backing plate.

Preferably, the surface of the drying box is hinged with a sealing operation door, the surface of the sealing operation door is fixedly provided with a buckle lock, and the surface of the sealing operation door is fixedly connected with the surface of the drying box through the buckle lock.

(III) advantageous effects

(1) According to the invention, by arranging the kneading and knot-piercing mechanism, the granular cotton saturated with moisture can be repeatedly and elastically pierced and kneaded, so that hot air can conveniently and rapidly circulate in the cotton, further the dissipation of moisture in the cotton is accelerated, meanwhile, the kneading structure can be repeatedly reset and pierced, the condition that the cotton rolls and stops the machine can be avoided, and the damage to cotton fibers can be reduced by the flexible kneading structure.

(2) According to the invention, the puncture needle and the arc-shaped rubbing piece are arranged, the puncture needle and the arc-shaped rubbing piece extend out simultaneously, the puncture needle can limit the puncture of cotton, and the arc-shaped rubbing piece surrounding the puncture needle can rub the cotton to a little bit around to loosen the cotton.

(3) The invention can play a role in extruding and kneading loose cotton by arranging the kneading base plate which is matched with the rotating knot breaker.

(4) According to the cotton hot air blowing device, the heating and drying mechanism is arranged, hot air can be recycled through multi-angle heating, and the hot air is blown to the cotton by pressing the puncture needle, so that the hot air can conveniently and quickly enter the cotton while rubbing the cotton, and meanwhile, the effect of wind pressing can be achieved, and the cotton is prevented from being wound.

(5) According to the invention, a special structure which can be kneaded and can not be wound and stopped is designed to carry out air permeability drying on cotton according to the condition that the existing moisture-saturated granular cotton is difficult to dry, so that the problems that the common over-damp granular cotton is easy to wind and stop and block equipment during processing, the conventional drying device is difficult to rapidly dry the over-damp granular cotton, a large amount of time is consumed in the drying process, and the working efficiency is influenced to a certain extent are effectively solved.

Drawings

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

FIG. 2 is a sectional view of the structure of the drying box of the present invention;

FIG. 3 is a bottom view of the movable abrasive disc structure of the present invention;

FIG. 4 is a cross-sectional view of a deformable bladder configuration of the present invention;

FIG. 5 is a cross-sectional view of the ring groove configuration of the present invention;

FIG. 6 is a side view of an arcuate protuberance block according to the present invention.

The device comprises a drying box 1, support legs 2, a knot kneading mechanism 3, a motor 31, a rotating shaft 32, an annular groove 33, a movable grinding disc 34, a knot breaker 35, a support resisting rod 351, a deformation extrusion bag 352, an inner limiting tube 353, an outer limiting tube 354, an arc-shaped kneading sheet 355, a central hole 356, a puncture needle 357, an arc-shaped extrusion groove 358, an extrusion ring 359, a support ring 3510, an arc-shaped guide tube 3511, a kneading groove 3512, a reset elastic rod 3513, a kneading cushion plate 36, a support tube 37, a support rod 38, a limiting groove 39, a limiting block 310, an arc-shaped bulge block 311, a movable rod 312, a ball 313, a heating and drying mechanism 4, a circulating fan 41, a first heating cavity 42, a second heating cavity 43, an arc-shaped heating tube 44, an electric heating sheet 45, an electric switch 46, an air inlet tube 47, an air outlet tube 48, a communication tube 49, a 410 air outlet, a communication hole 411, a bottom hole 412, a sealed operation door 5 and a 6 buckle lock.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings 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.

As shown in fig. 1-6, an embodiment of the present invention provides a drying device for processing agricultural products, including a drying box 1 for drying cotton, support legs 2 for supporting the drying box 1, a knot-breaking mechanism 3 for breaking cotton into knots, and a heating and drying mechanism 4 for drying cotton, wherein the support legs 2 are fixedly connected to the bottom of the drying box 1, the knot-breaking mechanism 3 is disposed on the drying box 1, and the heating and drying mechanism 4 is disposed on the drying box 1 and the knot-breaking mechanism 3.

The knot breaking mechanism 3 comprises a motor 31, a rotating shaft 32, an annular groove 33, a movable grinding disc 34, a plurality of knot breakers 35 and a rubbing backing plate 36, the motor 31 is fixedly installed at the bottom of the drying box 1, an output shaft of the motor 31 is fixedly connected with the rotating shaft 32 through a coupler, a bearing is arranged at the bottom of the drying box 1, the surface of the rotating shaft 32 is fixedly connected with an inner ring of the bearing, the annular groove 33 is formed in the inner wall of the drying box 1, the movable grinding disc 34 is slidably connected with the inner wall of the annular groove 33, the plurality of knot breakers 35 are fixedly connected with the bottom of the movable grinding disc 34, the plurality of knot breakers 35 are circumferentially distributed at the bottom of the movable grinding disc 34, the rubbing backing plate 36 is fixedly connected with the inner wall of the drying box 1, the rubbing backing plate 36 is made of rubber, the surface of the rubbing backing plate 36 is corrugated, a support pipe 37 is fixedly connected with the top end of the rotating shaft 32, and a support rod 38 is slidably connected with the inner wall of the support pipe 37, the inner wall of the supporting pipe 37 is provided with a limiting groove 39, the surface of the supporting rod 38 is fixedly connected with a limiting block 310, the surface of the limiting block 310 is in sliding connection with the inner wall of the limiting groove 39, the inner wall of the annular groove 33 is fixedly connected with a plurality of arc-shaped convex blocks 311, the lower surface of the movable grinding disc 34 is fixedly connected with moving rods 312, the number of the moving rods 312 is the same as that of the arc-shaped convex blocks 311, the bottom of each moving rod 312 is inlaid with a ball 313, the surface of the ball 313 is in sliding connection with the inner wall of the annular groove 33, the surface of the ball 313 is in sliding connection with the surface of the arc-shaped convex block 311, the knot breaker 35 comprises a supporting rod 351, a deformation extrusion bag 352, a limiting inner pipe 353, a limiting outer pipe 354 and a plurality of arc-shaped kneading pieces 355, the upper surface of the supporting rod 351 is fixedly connected with the lower surface of the movable grinding disc 34, the bottom of the supporting rod 351 is fixedly connected with a deformation extrusion bag 352, one end of the support resisting rod 351 extends into the deformation extrusion bag 352, the bottom of the support resisting rod 351 is fixedly connected with a limit outer tube 354, the inner wall of the limit outer tube 354 is connected with a limit inner tube 353 in a sliding manner, the bottom of the deformation extrusion bag 352 is provided with a central hole 356, the bottom end of the limit inner tube 353 is fixedly connected with the inner wall of the central hole 356, the lower surface of the support resisting rod 351 is fixedly connected with a puncture needle 357, the puncture needle 357 is positioned inside the limit outer tube 354 and extends into the limit inner tube 353, the surface of the deformation extrusion bag 352 is provided with a plurality of arc extrusion grooves 358, the surface of the limit outer tube 354 is fixedly connected with an extrusion ring 359, the surface of the extrusion ring 359 is fixedly connected with a plurality of arc rubbing pieces 355, the inner wall of the arc extrusion groove 358 is fixedly connected with an arc guide tube 3511, the surface of the arc rubbing piece 355 is slidably connected with the inner wall of the arc guide tube 3511, the lower surface of the arc rubbing piece 355 is provided with a plurality of rubbing grooves 3512, the surface of the limiting outer tube 354 is fixedly connected with a plurality of resetting elastic rods 3513 which are distributed circumferentially, the inner wall of the deformation extrusion bag 352 is fixedly connected with a support ring 3510, and the bottom end of the resetting elastic rod 3513 is fixedly connected with the surface of the support ring 3510.

The heating and drying mechanism 4 comprises a circulating fan 41, a first heating cavity 42, a second heating cavity 43 and an arc-shaped heating pipe 44, wherein the first heating cavity 42 is arranged between the lower surface of the kneading backing plate 36 and the inner wall of the drying box 1, the second heating cavity 43 is arranged inside the movable grinding disc 34, the arc-shaped heating pipe 44 is fixedly connected to the surface of the drying box 1, the electric heating sheet 45 is fixedly arranged on the inner wall of the arc-shaped heating pipe 44, the inner wall of the first heating cavity 42 and the inner wall of the second heating cavity 43, the electric switch 46 is fixedly arranged on the surface of the drying box 1, the output end of the electric switch 46 is electrically connected with the input end of the electric heating sheet 45, the circulating fan 41 is fixedly arranged on the drying box 1, the air inlet end of the circulating fan 41 is sleeved with an air inlet pipe 47, the air outlet pipe 48 is sleeved at the air outlet end of the circulating fan 41, one end of the air inlet pipe 47 penetrates through and extends into the first heating cavity 42, one end of the air outlet pipe 48 penetrates through the top of the heating box and extends into the heating box, communicating pipe 49 has been cup jointed at the top of activity mill 34, the top of communicating pipe 49 cup joints with play tuber pipe 48, the other end of communicating pipe 49 extends to the inside that the second heated chamber 43, a plurality of exhaust vent 410 has been seted up to the bottom that the second heated chamber 43, intercommunicating pore 411 has all been seted up on the surface of arc heating pipe 44 and the surface of heating cabinet, a plurality of bottom outlet 412 has been seted up on the surface of kneading backing plate 36, the surface of stoving case 1 articulates there is sealed operation door 5, the fixed surface of sealed operation door 5 installs padlock 6, the fixed surface of sealed operation door 5 is connected through padlock 6 and stoving case 1's fixed surface.

When in use, a power supply is connected, firstly granular cotton to be dried is placed on the kneading cushion plate 36, then the electric switch 46 is switched on to heat each electric heating sheet 45, the circulating fan 41 and the motor 31 are started, the circulating fan 41 generates wind power to convey hot air heated by the electric heating sheets 45 into the communicating pipe 49 through the air inlet pipe 47 and the air outlet pipe 48, then the hot air enters the second heating cavity 43 through the communicating pipe 49, the hot air is sprayed out through each air outlet hole 410 to heat the cotton, the wind power passes through the bottom hole 412 to enter the first heating cavity 42 to be heated and circulated, the motor 31 drives the rotating shaft 32 to rotate, the rotating shaft 32 drives the supporting pipe 37 to rotate, the supporting pipe 37 drives the supporting rod 38 to rotate, the supporting rod 38 drives the movable grinding disc 34 to rotate, when the ball 313 at the bottom of the movable grinding disc 34 contacts the arc-shaped raised block 311 and moves on the arc-shaped raised block 311, both the puncture needle 357 and the arc-shaped kneading sheet 355 retract into the deformation extrusion bag 352, when the ball 313 at the bottom of the movable grinding disc 34 contacts the inner wall of the annular groove 33, the deformable pressing bag 352 is deformed by being pressed, the puncture needle 357 punctures into the cotton through the bottom of the limiting inner tube 353, meanwhile, the arc-shaped rubbing piece 355 slides out through the arc-shaped guide tube 3511 and presses the rubbing groove 3512 at the bottom on the cotton to rub the cotton all around, at the moment, wind power directly blows and heats the inside of the cotton, then when the ball 313 at the bottom of the movable grinding disc 34 contacts the arc-shaped protruding block 311 again, the deformable pressing bag 352 is not stressed any more and is elastically reset through the reset elastic rod 3513, the puncture needle 357 and the arc-shaped rubbing piece 355 retract into the deformable pressing bag 352 again, and the operation is repeated.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Claims

1. The utility model provides a drying device for agricultural product processing, includes stoving case (1) that is used for drying the cotton, is used for supporting leg (2) of stoving case (1) for breaking the kneading of caking and pricking knot mechanism (3) and being used for carrying out the heating stoving mechanism (4) of drying to the cotton, its characterized in that to the cotton: the bottom of the drying box (1) is fixedly connected with supporting legs (2), the knot kneading and breaking mechanism (3) is arranged on the drying box (1), and the heating and drying mechanism (4) is arranged on the drying box (1) and the knot kneading and breaking mechanism (3);

the knot breaking mechanism (3) comprises a motor (31), a rotating shaft (32), an annular groove (33), a movable grinding disc (34), a plurality of knot breaking devices (35) and a kneading backing plate (36), the motor (31) is fixedly installed at the bottom of the drying box (1), an output shaft of the motor (31) is fixedly connected with the rotating shaft (32) through a shaft coupler, a bearing is arranged at the bottom of the drying box (1), the surface of the rotating shaft (32) is fixedly connected with an inner ring of the bearing, the annular groove (33) is formed in the inner wall of the drying box (1), the inner wall of the annular groove (33) is slidably connected with the movable grinding disc (34), the bottom of the movable grinding disc (34) is fixedly connected with a plurality of knot breaking devices (35), the knot breaking devices (35) are circumferentially distributed at the bottom of the movable grinding disc (34), the inner wall of the drying box (1) is fixedly connected with the kneading backing plate (36), the kneading pad (36) is made of rubber, and the surface of the kneading pad (36) is corrugated;

the top end of the rotating shaft (32) is fixedly connected with a supporting pipe (37), the inner wall of the supporting pipe (37) is connected with a supporting rod (38) in a sliding way, the inner wall of the supporting tube (37) is provided with a limiting groove (39), the surface of the supporting rod (38) is fixedly connected with a limiting block (310), the surface of the limiting block (310) is connected with the inner wall of the limiting groove (39) in a sliding way, the inner wall of the annular groove (33) is fixedly connected with a plurality of arc-shaped convex blocks (311), the lower surface of the movable grinding disc (34) is fixedly connected with a movable rod (312), the number of the moving rods (312) is the same as that of the arc-shaped convex blocks (311), a ball (313) is embedded at the bottom of each moving rod (312), the surface of the ball (313) is connected with the inner wall of the annular groove (33) in a sliding way, the surface of the ball (313) is in sliding connection with the surface of the arc-shaped convex block (311);

the knot breaker (35) structurally comprises a support resisting rod (351), a deformation extrusion bag (352), a limit inner tube (353), a limit outer tube (354) and a plurality of arc-shaped kneading pieces (355), wherein the upper surface of the support resisting rod (351) is fixedly connected with the lower surface of a movable grinding disc (34), the bottom of the support resisting rod (351) is fixedly connected with the deformation extrusion bag (352), one end of the support resisting rod (351) extends into the deformation extrusion bag (352), the bottom of the support resisting rod (351) is fixedly connected with the limit outer tube (354), the inner wall of the limit outer tube (354) is slidably connected with the limit inner tube (353), the bottom of the deformation extrusion bag (352) is provided with a central hole (356), the bottom end of the limit inner tube (353) is fixedly connected with the inner wall of the central hole (356), and the lower surface of the support resisting rod (351) is fixedly connected with a puncture needle (357), the puncture needle (357) is located inside the limiting outer tube (354) and extends to the inside of the limiting inner tube (353), a plurality of arc extrusion grooves (358) are formed in the surface of the deformation extrusion bag (352), an extrusion ring (359) is fixedly connected to the surface of the limiting outer tube (354), a plurality of arc rubbing pieces (355) are fixedly connected to the surface of the extrusion ring (359), an arc guide tube (3511) is fixedly connected to the inner wall of the arc extrusion groove (358), the surface of each arc rubbing piece (355) is slidably connected with the inner wall of the arc guide tube (3511), a plurality of rubbing grooves (3512) are formed in the lower surface of each arc rubbing piece (355), a plurality of resetting elastic rods (3513) distributed in the circumferential direction are fixedly connected to the surface of the limiting outer tube (354), and a support ring (3510) is fixedly connected to the inner wall of the deformation extrusion bag (352), the bottom end of the reset elastic rod (3513) is fixedly connected with the surface of the support ring (3510).

2. The drying device for agricultural product processing according to claim 1, wherein: the heating and drying mechanism (4) comprises a circulating fan (41), a first heating cavity (42), a second heating cavity (43) and an arc-shaped heating pipe (44), a first heating cavity (42) is arranged between the lower surface of the kneading backing plate (36) and the inner wall of the drying box (1), a second heating cavity (43) is arranged inside the movable grinding disc (34), an arc-shaped heating pipe (44) is fixedly connected to the surface of the drying box (1), the inner wall of the arc-shaped heating pipe (44), the inner wall of the first heating cavity (42) and the inner wall of the second heating cavity (43) are fixedly provided with electric heating sheets (45), the surface fixed mounting of stoving case (1) has electric switch (46), the output of electric switch (46) is connected with the input electricity of electrical heating piece (45), circulating fan (41) fixed mounting is on stoving case (1).

3. The drying device for agricultural product processing according to claim 2, wherein: an air inlet pipe (47) is sleeved at the air inlet end of the circulating fan (41), an air outlet pipe (48) is sleeved at the air outlet end of the circulating fan (41), one end of the air inlet pipe (47) penetrates through and extends into the first heating cavity (42), one end of the air outlet pipe (48) penetrates through the top of the heating box and extends to the inside of the heating box, the top of the movable grinding disc (34) is sleeved with a communicating pipe (49), the top end of the communicating pipe (49) is sleeved with an air outlet pipe (48), the other end of the communicating pipe (49) extends to the inside of the second heating cavity (43), the bottom of the second heating cavity (43) is provided with a plurality of air outlet holes (410), the surface of the arc-shaped heating pipe (44) and the surface of the heating box are both provided with communicating holes (411), the surface of the kneading backing plate (36) is provided with a plurality of bottom holes (412).

4. The drying device for agricultural product processing according to claim 3, wherein: the surface of stoving case (1) articulates there is sealed operating door (5), the fixed surface of sealed operating door (5) installs padlock (6), the fixed surface of sealed operating door (5) is connected with the fixed surface of stoving case (1) through padlock (6).