CN211861729U

CN211861729U - Huller for crushing and screening hard-shelled fruit shells

Info

Publication number: CN211861729U
Application number: CN202020158149.3U
Authority: CN
Inventors: 张有军; 王涛
Original assignee: Longxian Jinfeng Agricultural And Sideline Products Foreign Trade Co ltd
Current assignee: Longxian Jinfeng Agricultural And Sideline Products Foreign Trade Co ltd
Priority date: 2020-02-10
Filing date: 2020-02-10
Publication date: 2020-11-06
Anticipated expiration: 2030-02-10

Abstract

The huller for crushing and screening the hard hull fruits and shells is provided, a hard hull crushing device supported on a frame body is arranged in a material cylinder, a feed hopper communicated with the interior of the material cylinder is arranged at the upper end of the material cylinder, a screening groove is arranged on the frame body below the material cylinder, guide wheels at two sides of the screening groove are respectively matched with guide rails at two sides of the frame body, and a power driving device arranged on the frame body simultaneously drives the hard hull crushing device and a connecting rod mechanism to complete crushing of hard hulls outside the hard hull fruits in the material cylinder and screening of a mixture of fruits and shells primarily screened by the screening groove along the length direction of the guide rails; the frame body on the right side of the charging barrel is provided with a hard shell removing device communicated with the charging barrel, and the hard shell removing device is used for primarily removing the hard shells of fruits in the charging barrel. The utility model provides a broken degree of difficulty of the outside crust of crust class fruit big, the problem of shelling inefficiency, can realize that the automation of crust takes out in the feed cylinder, the fruit is sifted out after once shelling, and the shelling is effectual, has higher use value.

Description

Huller for crushing and screening hard-shelled fruit shells

Technical Field

The utility model belongs to the technical field of food processing equipment, concretely relates to peel machine that is used for broken screening of hard shell class fruit shell.

Background

The acorn has biological functional factors capable of resisting, relieving and preventing the poisoning of lead and other heavy metals to human body, so that eating the food made of acorn powder processed from acorn can protect the physical and mental health of human body, raise immunity of human body and raise the intelligence and development level of children. Acorn can be used as medicine for treating dysentery, enhancing immunity, promoting growth and development, promoting cell metabolism, promoting bone collateral growth, enhancing physiological function, and preventing anemia. Has obvious effects of improving the life quality of people, reducing high pressure, reducing cholesterol of human bodies and beautifying the skin. The outer acorn shell of the acorn is wrapped, the quality of the acorn shell is hard, the outer acorn shell needs to be crushed before the acorn powder is processed, the labor intensity of manual shell breaking and taking is high, the working efficiency is low, the structural design is unreasonable aiming at the crushing equipment of the acorn shell, the crushing effect is unsatisfactory, the shelling rate is low, the time is long, and the improvement is necessary aiming at the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem: the utility model provides a huller for hard shell class fruit shell crushing and screening, the crust breaker who will rotate to support on the support body is located the feed cylinder of support body upper end, and drive the link mechanism of crust breaker and the screening groove left end below the feed cylinder simultaneously by the power drive device on the support body, accomplish the crushing of the crust class fruit outside in the feed cylinder and the screening of screening groove along the reciprocating motion of guided way length direction to fruit and shell mixture after the feed cylinder prescreened, the problem of having solved the crust class fruit outside and broken the degree of difficulty big, the shelling efficiency is low, and set up the crust clearing device that is used for taking out the crust in the feed cylinder on the support body on feed cylinder right side, realize the automatic extraction of the crust in the feed cylinder, simple structure, reasonable in design, the fruit is sieved after once shelling of this structure, the shelling is effectual, have higher use value.

The utility model adopts the technical proposal that: the sheller is used for crushing and screening hard shell fruits and shells, and comprises a frame body with a moving function, wherein a charging barrel with a primary screening function is arranged at the upper end of the frame body, a hard shell crushing device supported on the frame body is arranged in the charging barrel, a feeding hopper communicated with the interior of the charging barrel is arranged at the upper end of the charging barrel, a screening groove is arranged on the frame body below the charging barrel, guide wheels at two sides of the screening groove are respectively matched with guide rails at two sides of the frame body, a power driving device arranged on the frame body is respectively connected with the hard shell crushing device and a connecting rod mechanism at the end part of the screening groove, and the hard shell crushing device and the connecting rod mechanism are simultaneously driven to complete crushing of hard shells outside the hard shell fruits in the charging barrel and screening of a mixture of the fruits and the shells; and a crust removing device communicated with the charging barrel is arranged on the frame body on the right side of the charging barrel, and preliminary removal of fruit crust in the charging barrel is completed by the crust removing device with adjustable removing force.

Wherein, power drive arrangement includes broken driving motor, big band pulley, miniband pulley and driven pulleys, installs and is fixed with driving pulley on the broken driving motor output shaft of support body left rear end, big band pulley and miniband pulley link firmly the pivot left end portion in crust breaker, and big band pulley passes through the belt with driving pulley and is connected, and the minor axis passes through the bearing frame and supports on support body left side stand, driven pulleys is fixed in the minor axis front end, and driven pulleys passes through the belt and is connected with miniband pulley, the minor axis front end is connected with the link mechanism of screening groove left end.

Further, crust breaker includes pivot, fixed disk, fixed plate, regulating plate and broken pole, the pivot is located in the feed cylinder and pivot both ends are rotated through bearing frame I and are supported on the support body, have all linked firmly the fixed disk in the pivot that is located the inside both ends of feed cylinder, the equipartition has a plurality of fixed plates on the fixed disk, the fixed plate passes through the bolt and has kidney type hole and be located the inboard regulating plate of fixed plate and be connected, is equipped with broken pole tip between two fixed disks and links firmly with the regulating plate outer tip that corresponds the department to the regulation of broken pole is realized through the position of adjusting plate, the pivot left end is connected with power drive device to realize the breakage of broken pole to the outside crust of crust class fruit in the feed cylinder after rotating by power drive device drive pivot.

Furthermore, a connecting arm of the connecting rod mechanism is fixedly connected to the front end part of the short shaft of the power driving device, a connecting rod which is rotatably connected with the connecting arm is rotatably connected with the left end of the screening groove, and the screening groove is driven to reciprocate along the length direction of the guide rail through the rotation of the short shaft of the power driving device.

Furthermore, an opening is formed in the side wall of the right front end of the screening groove, a fruit discharging hopper is fixed at the opening, the bottom surface of the screening groove is a screen, and the bottom surface of the right end of the screening groove is a steel plate which is the same as the width of the fruit discharging hopper and is fixedly connected with the screen.

Furthermore, the hard shell removing device comprises a driving motor, a shaft, a shell and an adjusting shell, wherein the driving motor is positioned above the screening groove and is arranged on the upright post at the right front end of the frame body, the shaft is rotatably supported at the right upper end of the frame body through a bearing seat, and the driven small belt wheel at the right end of the shaft is connected with a belt wheel on an output shaft of the driving motor through a belt, the shell is positioned at the right side of the charging barrel and fixed on the frame body, a shell discharging hopper arranged at the rear side of the shell is communicated with the inside of the shell, the left end of the shaft extends into the shell and is fixedly connected with a blade in the shell (24), the adjusting shell is arranged between the charging barrel and the shell, openings on two side walls of the adjusting shell are respectively communicated with the charging barrel and the shell, the driving motor drives blades on the shaft to rotate through a belt and then extracts a hard shell in the charging barrel out through the adjusting shell and the shell, the upper end of the adjusting shell is provided with an upper cover, and the adjustment of clear force is realized by adjusting the opening size of the upper cover.

Further, the feed cylinder is formed by first half a section of thick bamboo and second half a section of thick bamboo after articulated, first half a section of thick bamboo bottom surface is opening column structure down, and is fixed with the sieve bend in the first half a section of thick bamboo inside down, the crust class fruit in the feed cylinder outside crust is broken after the sieve bend prescreens and falls into the screening groove by first half a section of thick bamboo bottom opening down, the crust of prescreening in the feed cylinder is taken out by crust clearing device.

Furthermore, the sieve bend is formed by fixedly welding a plurality of bent arc-shaped reinforcing steel bars and vertical longitudinal bars of the arc-shaped reinforcing steel bars.

The utility model has the advantages compared with the prior art:

1. according to the technical scheme, the hard shell crushing device rotatably supported on the frame body is arranged in the material cylinder at the upper end of the frame body, and the hard shell crushing device and the link mechanism at the left end of the screening groove below the material cylinder are simultaneously driven by the power driving device on the frame body, so that the hard shells on the outer parts of the hard shell fruits in the material cylinder are crushed, and the mixture of the fruits and the shells after primary screening of the material cylinder is screened by the reciprocating motion of the screening groove along the length direction of the guide rail, and the problems of high hard shell crushing difficulty and low shelling efficiency of the hard shell fruits are solved;

2. according to the technical scheme, the shell removing device for removing the shell in the charging barrel is arranged on the frame body on the right side of the charging barrel, so that the shell in the charging barrel can be automatically removed without being periodically cleaned by workers;

3. according to the technical scheme, the distance between the crushing rod fixedly connected between the two adjusting plates and the rotating shaft is adjusted in an adjustable fixed connection mode of the fixing plate and the adjusting plates, so that the crushing effect of the crushing rod on hard shell fruits is guaranteed, the shell crushing and seed taking of hard shell fruits of different sizes are met, and the application range is wide;

4. according to the technical scheme, the fruit discharging hopper is arranged at the opening on the side wall of the right front end of the screening groove, so that a mixture of fruits and hard shells entering the screening groove can be separated out through the screen, the screened fruits can be led out from the fruit discharging hopper, and the screened fruits can be effectively led out;

5. this technical scheme simple structure, reasonable in design, the fruit is sieved after once shelling of this structure, and the shelling is effectual, and power drive arrangement drives the outside crust of hard shell class fruit simultaneously and sieves, and power drive arrangement high-usage has higher use value.

Drawings

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

FIG. 2 is an enlarged view of a portion of FIG. 1 at point I;

FIG. 3 is a view showing the structure of the sieving trough and the guide rail of the present invention;

fig. 4 is a schematic diagram of the structure of the shell and the adjusting shell of the present invention.

Detailed Description

An embodiment of the present invention will be described in conjunction with fig. 1-4, so that the technical solution will be described clearly and completely, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, not the whole embodiment.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

A huller for crushing and screening hard shell fruit shells is shown in figure 1, and comprises a frame body 1 with a moving function, a charging barrel 2 with a primary screening function is arranged at the upper end of the frame body 1, a hard shell crushing device supported on the frame body 1 is arranged in the charging barrel 2, a feed hopper 3 communicated with the interior of the charging barrel 2 is arranged at the upper end of the charging barrel 2, as shown in figure 3, a screening groove 4 is arranged on the frame body 1 below the charging barrel 2, guide wheels 5 at two sides of the screening groove 4 are respectively matched with guide rails 6 at two sides of the frame body 1, a power driving device arranged on the frame body 1 is respectively connected with a hard shell crushing device and a connecting rod mechanism at the end part of the screening groove 4, simultaneously driving a hard shell crushing device and a connecting rod mechanism to crush hard shells on the outer parts of hard shell fruits in the material cylinder 2 and sieving the mixture of the fruits and the shells primarily sieved by the material cylinder 2 by the reciprocating motion of the sieving groove 4 along the length direction of the guide rail 6; and a crust removing device communicated with the material cylinder 2 is arranged on the frame body 1 on the right side of the material cylinder 2, and the crust removing device with adjustable removing force is used for primarily removing the crust of the fruit in the material cylinder 2.

Specifically, the power driving device comprises a crushing driving motor 16, a large belt pulley 17, a small belt pulley 18 and a driven belt pulley 19, a driving belt pulley is fixed on an output shaft of the crushing driving motor 16 arranged at the left rear end of the frame body 1, the large belt pulley 17 and the small belt pulley 18 are fixedly connected to the left end part of a rotating shaft 7 in the hard shell crushing device, the large belt pulley 17 is connected with the driving belt pulley through a belt, a short shaft 20 is supported on a left side upright post of the frame body 1 through a bearing seat, the driven belt pulley 19 is fixed at the front end of the short shaft 20, the driven belt pulley 19 is connected with the small belt pulley 18 through a belt, and the front end part of the short shaft 20 is connected with a link;

specifically, as shown in fig. 1 and 2, the hard shell breaking device comprises a rotating shaft 7, a fixed disc 8, a fixed plate 9, an adjusting plate 10 and a breaking rod 11, the rotating shaft 7 is arranged in the charging barrel 2, two ends of the rotating shaft 7 are rotatably supported on the frame body 1 through a bearing seat I12, the rotating shafts 7 at two ends in the charging barrel 2 are fixedly connected with fixed disks 8, a plurality of fixed plates 9 are uniformly distributed on the fixed plate 8, the fixed plates 9 are connected with an adjusting plate 10 which is provided with a waist-shaped hole 13 and is positioned at the inner side of the fixed plate 9 through bolts, the end part of a crushing rod 11 arranged between the two fixed plates 8 is fixedly connected with the outer end part of the adjusting plate 10 at the corresponding position, and the adjustment of the crushing rod 11 is realized by adjusting the position of the adjusting plate 10, the left end of the rotating shaft 7 is connected with a power driving device, the crushing rod 11 is used for crushing hard shells on the outer parts of the hard shell fruits in the charging barrel 2 after the power driving device drives the rotating shaft 7 to rotate;

specifically, a connecting arm of the connecting rod mechanism is fixedly connected to the front end part of a short shaft 20 of the power driving device, a connecting rod 21 which is rotatably connected with the connecting arm is rotatably connected with the left end of the screening groove 4, and the screening groove 4 is driven to reciprocate along the length direction of the guide rail 6 by the rotation of the short shaft 20 of the power driving device; specifically, an opening is formed in the side wall of the right front end of the screening groove 4, a fruit discharging hopper 14 is fixed at the opening, the bottom surface of the screening groove 4 is a screen 15, and the bottom surface of the right end of the screening groove 4 is a steel plate which has the same width as the fruit discharging hopper 14 and is fixedly connected with the screen 15; specifically, the hard shell removing device comprises a driving motor 22, a shaft 23, a shell 24 and an adjusting shell 25, wherein the driving motor 22 is located above the screening groove 4 and is installed on an upright post at the right front end of the frame body 1, the shaft 23 is rotatably supported at the right upper end of the frame body 1 through a bearing seat, a driven small belt wheel at the right end of the shaft 23 is connected with a belt wheel on an output shaft of the driving motor 22 through a belt, the shell 24 is located at the right side of the charging barrel 2 and is fixed on the frame body 1, a shell discharging hopper 26 arranged at the rear side of the shell 24 is communicated with the inside of the shell 24, the left end of the shaft 23 extends into the shell 24 and is fixedly connected with a blade in the shell 24, as shown in fig. 4, the adjusting shell 25 is arranged between the charging barrel 2 and the shell 24, openings on two side walls of the adjusting shell 25 are respectively communicated with the charging barrel 2 and the shell 24, the driving motor 22 extracts a hard shell, the upper end of the adjusting shell 25 is provided with an upper cover, and the adjustment of clear force is realized by adjusting the opening size of the upper cover; specifically, the charging barrel 2 is formed by hinging an upper half barrel 2-1 and a lower half barrel 2-2, so that the opening, the maintenance and the maintenance of the charging barrel 2 are facilitated, the bottom surface of the lower half barrel 2-2 is of an open structure, a curved screen 2-3 is fixed inside the lower half barrel 2-2, hard shells on the hard shell fruits in the charging barrel 2 fall into a screening groove 4 through an opening in the bottom of the lower half barrel 2-2 after being crushed by the curved screen 2-3, and the hard shells on the primary screen in the charging barrel 2 are drawn out by a hard shell removing device; specifically, the sieve bend 2-3 is formed by fixedly welding a plurality of bent arc-shaped reinforcing steel bars and vertical longitudinal bars of the bent arc-shaped reinforcing steel bars.

When the fruit crusher works, the crushing driving motor 16 and the driving motor 22 are sequentially started, the crushing driving motor 16 simultaneously drives the rotating shaft 7 and the short shaft 20 to rotate, the driving motor 22 drives blades in the shell 24 to rotate at a high speed, hard shell fruits wrapped with fruits are guided into the barrel 2 from the feed hopper 3, hard shells on the outer portions of the hard shell fruits are crushed in an impacting mode through the plurality of rotating crushing rods 11, the fruits and the hard shell mixtures which can fall from meshes of the arc sieves 2-3 fall into the sieving groove 4 from the meshes of the arc sieves 2-3, the short shaft 20 drives the sieving groove 4 to reciprocate along the length direction of the guide rail 6 through the link mechanism, the fruits and the hard shell mixtures are sieved, the hard shells fall out of the screen 15 on the bottom face of the sieving groove 4, the fruits on the screen 15 are led out of the discharge hopper 14 by workers, and the hard shells on the outer portions of the hard shell fruits cannot be crushed through the meshes of the arc sieves 2-3 after the crushing rods 11 impact the hard shell fruits The falling hard shells, the air flow generated by the blades rotating at high speed are sucked out through the adjusting shell 25, part of the hard shells fall into the adjusting shell 25, the other hard shells are led out from the shell outlet hopper 26, and the size of the air flow for sucking out the hard shells is adjusted through the opening size of the upper cover of the adjusting shell 25.

In the technical scheme, a hard shell crushing device rotatably supported on a frame body 1 is arranged in a material cylinder 2 at the upper end of the frame body 1, and a power driving device on the frame body 1 simultaneously drives the hard shell crushing device and a link mechanism at the left end of a screening groove 4 below the material cylinder 2 to complete crushing of hard shells on the outer portions of hard shell fruits in the material cylinder 4 and screening of a mixture of fruits and shells after primary screening of the material cylinder 2 by the reciprocating motion of the screening groove 4 along the length direction of a guide rail 6, so that the problems of high difficulty in crushing of hard shells on the outer portions of the hard shell fruits and low shelling efficiency are solved, a hard shell removing device for removing hard shells in the material cylinder 2 is arranged on the frame body 1 on the right side of the material cylinder 2, automatic removal of the hard shells in the material cylinder 2 is realized, workers do not need to clean the hard shells regularly, and the distance between a crushing rod 11 fixedly connected between two adjusting plates 10 and, the fruit discharging hopper 14 is designed at the opening on the side wall of the right front end of the screening groove 4, so that a fruit and hard shell mixture entering the screening groove 4 can be separated out through the screen 15, the screened fruit can be led out from the fruit discharging hopper 14, the screened fruit can be effectively led out, the structure is simple, the design is reasonable, the fruit can be screened out after being subjected to once shelling through the structure, the shelling effect is good, the power driving device simultaneously drives the hard shell outside the hard shell fruit to be crushed and screened, the utilization rate of the power driving device is high, and the use value is high.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that all equivalent changes made by the contents of the claims of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A peel machine for crushing and screening of hard shell class fruit shell has support body (1) of removal function, its characterized in that: a charging barrel (2) with a primary screening function is arranged at the upper end of the frame body (1), a hard shell crushing device supported on the frame body (1) is arranged in the charging barrel (2), a feed hopper (3) communicated with the interior of the charging barrel (2) is arranged at the upper end of the charging barrel (2), a screening groove (4) is arranged on the frame body (1) below the charging barrel (2), guide wheels (5) at two sides of the screening groove (4) are respectively matched with guide rails (6) at two sides of the frame body (1), a power driving device arranged on the frame body (1) is respectively connected with a hard shell crushing device and a connecting rod mechanism at the end part of the screening groove (4), simultaneously driving a hard shell crushing device and a connecting rod mechanism to crush hard shells on the outer parts of hard shell fruits in the charging barrel (2) and screening the mixture of the fruits and the shells preliminarily screened in the charging barrel (2) by the reciprocating motion of the screening groove (4) along the length direction of the guide rail (6); the shell cleaning device is characterized in that a shell cleaning device communicated with the charging barrel (2) is arranged on the frame body (1) on the right side of the charging barrel (2), and the shell cleaning device with adjustable cleaning force is used for primarily cleaning shells of fruits in the charging barrel (2).

2. A huller as claimed in claim 1 for hard shelled fruit shells breaking screening characterised in that: the power driving device comprises a crushing driving motor (16), a large belt wheel (17), a small belt wheel (18) and a driven belt wheel (19), a driving belt wheel is fixed on an output shaft of the crushing driving motor (16) at the left rear end of the frame body (1), the large belt wheel (17) and the small belt wheel (18) are fixedly connected to the left end part of a rotating shaft (7) in the hard shell crushing device, the large belt wheel (17) is connected with the driving belt wheel through a belt, a short shaft (20) is supported on a stand column on the left side of the frame body (1) through a bearing seat, the driven belt wheel (19) is fixed at the front end of the short shaft (20), the driven belt wheel (19) is connected with the small belt wheel (18) through a belt, and the front end part of the short shaft (20) is connected with a connecting rod mechanism at.

3. A huller as claimed in claim 1 for hard shelled fruit shells breaking screening characterised in that: the hard shell crushing device comprises a rotating shaft (7), a fixed disc (8), fixed plates (9), an adjusting plate (10) and crushing rods (11), wherein the rotating shaft (7) is arranged in a charging barrel (2), two ends of the rotating shaft (7) are rotatably supported on a frame body (1) through a bearing seat I (12), the rotating shaft (7) positioned at two ends inside the charging barrel (2) is fixedly connected with the fixed disc (8), a plurality of fixed plates (9) are uniformly distributed on the fixed disc (8), the fixed plates (9) are connected with the adjusting plate (10) which is provided with a kidney-shaped hole (13) and positioned at the inner side of the fixed plate (9) through bolts, the end part of the crushing rod (11) arranged between the two fixed discs (8) is fixedly connected with the outer end part of the adjusting plate (10) at the corresponding part, the adjustment of the crushing rod (11) is realized through the position of the adjusting plate (10), and the left end of, and the power driving device drives the rotating shaft (7) to rotate, so that the crushing rod (11) can crush the hard shells on the outer parts of the hard shell fruits in the charging barrel (2).

4. A huller as claimed in claim 1 for hard shelled fruit shells breaking screening characterised in that: the connecting arm of the connecting rod mechanism is fixedly connected to the front end part of the short shaft (20) of the power driving device, the connecting rod (21) which is rotatably connected with the connecting arm is rotatably connected with the left end of the screening groove (4), and the screening groove (4) is driven to reciprocate along the length direction of the guide rail (6) through the rotation of the short shaft (20) of the power driving device.

5. A huller as claimed in claim 4 for hard shelled fruit shells breaking screening characterised in that: the fruit screening device is characterized in that an opening is formed in the side wall of the right front end of the screening groove (4), a fruit discharging hopper (14) is fixed at the opening, the bottom surface of the screening groove (4) is a screen (15), the bottom surface of the right end of the screening groove (4) is a steel plate which has the same width as the fruit discharging hopper (14) and is fixedly connected with the screen (15).

6. A huller as claimed in claim 1 for hard shelled fruit shells breaking screening characterised in that: the hard shell removing device comprises a driving motor (22), a shaft (23), a shell (24) and an adjusting shell (25), wherein the driving motor (22) is positioned above the screening groove (4) and is installed on a stand column at the right front end of the frame body (1), the shaft (23) is rotatably supported at the right upper end of the frame body (1) through a bearing seat, a driven small belt wheel at the right end of the shaft (23) is connected with a belt wheel on an output shaft of the driving motor (22) through a belt, the shell (24) is positioned at the right side of the charging barrel (2) and is fixed on the frame body (1), a shell discharging hopper (26) arranged at the rear side of the shell (24) is communicated with the inside of the shell (24), the left end of the shaft (23) stretches into the shell (24) and is fixedly connected with a blade in the shell (24), the adjusting shell (25) is arranged between the charging barrel (2) and the shell (24), and openings in two side walls of the adjusting shell (25) are respectively, the hard shell in the charging barrel (2) is pulled out through the adjusting shell (25) and the shell body (24) after the driving motor (22) rotates through the blades on the belt driving shaft (23), the upper end of the adjusting shell (25) is provided with the upper cover, and the adjustment of clear force is realized by adjusting the opening size of the upper cover.

7. A huller as claimed in claim 1 or 2 or 3 or 4 or 5 or 6 for hard shelled fruit hull breaking screening characterised in that: the feed cylinder (2) is formed by first half a section of thick bamboo (2-1) and second half a section of thick bamboo (2-2) articulated back, second half a section of thick bamboo (2-2) bottom surface is opening column structure, and second half a section of thick bamboo (2-2) inside is fixed with radial sieve (2-3), the outside crust of crust class fruit in feed cylinder (2) is broken after through radial sieve (2-3) prescreening in falling into screening groove (4) by second half a section of thick bamboo (2-2) bottom opening, the crust of prescreening in feed cylinder (2) is taken out by crust clearing device.

8. A sheller as claimed in claim 7, wherein the housing is formed by: the sieve bend (2-3) is formed by fixedly welding a plurality of bent arc-shaped reinforcing steel bars and vertical longitudinal bars of the arc-shaped reinforcing steel bars.