CN209862244U

CN209862244U - Cross opening machine for Chinese chestnut

Info

Publication number: CN209862244U
Application number: CN201920239105.0U
Authority: CN
Inventors: 郝秀云
Original assignee: Nanjing College of Information Technology
Current assignee: Nanjing College of Information Technology
Priority date: 2019-02-26
Filing date: 2019-02-26
Publication date: 2019-12-31
Anticipated expiration: 2029-02-26

Abstract

The utility model discloses a cross opening machine for Chinese chestnut, which comprises a frame, a hopper and a feeding mechanism, a turntable assembly, a sheave gap rotating mechanism, a vertical groove grooving assembly, a transverse groove grooving assembly and a discharging assembly, wherein the frame is arranged on the ground, the hopper and the feeding mechanism are arranged on the upper part of the frame, the turntable assembly is arranged on the frame, the sheave gap rotating mechanism is arranged on the frame and is connected with the turntable assembly to drive the turntable assembly to rotate in a gap manner; the vertical groove grooving assembly and the transverse groove grooving assembly are arranged on the rack and are arranged at intervals and are used for cutting vertical grooves and transverse grooves for the Chinese chestnuts respectively, and the vertical grooves and the transverse grooves on the Chinese chestnuts are in cross openings; the interval between the vertical groove grooving assembly and the transverse groove grooving assembly is an interval station for the turntable assembly to rotate in an interval mode; the unloading assembly is arranged on the rack and is positioned below the turntable assembly. The cross opening machine for the Chinese chestnut has the advantages that the cross opening is formed in the shell of the Chinese chestnut.

Description

Cross opening machine for Chinese chestnut

Technical Field

The utility model relates to a chinese chestnut cross tapping machine.

Background

The chestnut shell is opened before frying, soaking, pickling, shelling and the like, and at present, the chestnut shell is cut by a saw blade or a blade manually, and because the chestnut is basically round, the positioning is difficult, the labor intensity is high, and the labor efficiency is low; the Chinese chestnut opening machine is also designed, but only a straight circular arc opening can be formed, and the problem that part of Chinese chestnuts are inconvenient to peel in the later period can be solved. If the chestnut shells are provided with the crossed circular arc cuts, the later-stage shell removal of the chestnuts is facilitated. Therefore, the automatic Chinese chestnut cross opening machine has social requirements.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an automatic chinese chestnut cross tapping machine satisfies the social demand.

In order to solve the above problems, the utility model adopts the following technical proposal:

a cross-shaped opening machine for Chinese chestnut comprises a frame, a hopper, a feeding mechanism, a turntable assembly, a sheave gap rotating mechanism, a vertical groove cutting assembly, a transverse groove cutting assembly and a discharging assembly,

the machine frame is arranged on the ground, the hopper and the feeding mechanism are arranged on the upper part of the machine frame, the turntable assembly is arranged on the machine frame, and the sheave gap rotating mechanism is arranged on the machine frame and connected with the turntable assembly to drive the turntable assembly to rotate in a gap manner; the vertical groove grooving assembly and the transverse groove grooving assembly are arranged on the rack and are arranged at intervals and are used for cutting vertical grooves and transverse grooves for the Chinese chestnuts respectively, and the vertical grooves and the transverse grooves on the Chinese chestnuts are in cross openings; the interval between the vertical groove grooving assembly and the transverse groove grooving assembly is an interval station for the turntable assembly to rotate in an interval mode; the unloading assembly is arranged on the rack and is positioned below the turntable assembly;

the turntable assembly comprises a first rotating shaft and a plurality of turntable units arranged on the first rotating shaft, and two ends of the first rotating shaft are rotatably supported on the rack; the rotary table unit and the first rotary shaft rotate synchronously; the rotary table unit comprises a rotary table and a plurality of clamp spring pieces, the rotary table is arranged on the first rotary shaft, a circle of annular grooves are concavely arranged on the peripheral end face of the rotary table, a plurality of U-shaped grooves for placing Chinese chestnuts are uniformly distributed on the peripheral end face of the rotary table, the U-shaped grooves are communicated with the two surfaces of the rotary table, the plurality of clamp spring pieces are respectively arranged on the two surfaces of the two ends of the rotary table corresponding to the U-shaped grooves and used for clamping the Chinese chestnuts placed in the U-shaped grooves, and each clamp spring piece is provided with a cutter relieving notch; the interval between every two adjacent U-shaped grooves on the turntable is an interval station for the turntable assembly to rotate in the interval;

the sheave gap rotating mechanism comprises a sheave mechanism and a first motor, a sheave in the sheave mechanism is fixed at the shaft end of the first rotating shaft, a driving plate in the sheave mechanism is arranged on a motor shaft of the first motor, and the first motor is fixed on the frame;

the hopper and the feeding mechanism comprise a hopper and a Chinese chestnut feeding mechanism, the hopper is arranged at the upper part of the rack, the Chinese chestnut feeding mechanism is arranged at the upper part of the rack and pushes Chinese chestnuts at the outlet of the hopper into a U-shaped groove; the Chinese chestnut feeding mechanism comprises a feeding motor, a feeding rotary table, a connecting rod and a sliding block, wherein the feeding motor is fixed on the frame through a feeding motor fixing plate, the feeding rotary table is fixed on a motor shaft of the feeding motor, one end of the connecting rod is rotatably arranged at the edge of the feeding rotary table through a first pin shaft, and the other end of the connecting rod is connected with the sliding block through a second pin shaft; the discharge end of the hopper is provided with an inclined guide groove for a slide block in the Chinese chestnut feeding mechanism to extend into, the two ends of the inclined guide groove are respectively a high end and a low end, the high end of the inclined guide groove points to the Chinese chestnut feeding mechanism, the low end of the inclined guide groove is an outlet of the hopper, and the outlet points to the U-shaped groove;

the vertical groove grooving assembly comprises disc cutter units, the number of the disc cutter units is equal to that of the rotary disc units, each disc cutter unit comprises a first disc cutter, a driving belt wheel, a driven belt wheel, a synchronous belt, a first swing arm and a tension spring, the first disc cutters in all the disc cutter units are driven by a second motor arranged on the rack, a motor shaft of the second motor is connected with a driving shaft through a coupling, the driving shaft is rotatably supported on the rack, and the driving belt wheels in the disc cutter units are arranged on the driving shaft; the first disc cutter is arranged on the connecting shaft, the driven belt wheel is arranged on the connecting shaft and located on one side of the first disc cutter, and the synchronous belt is arranged on the driving belt wheel and the driven belt wheel; one end of a first swing arm is fixed on the connecting shaft and is positioned on the other side of the first disc cutter, the other end of the first swing arm is rotatably arranged on the driving shaft, a tension spring provides downward pressure for the first disc cutter, one end of the tension spring is arranged on the connecting shaft, the other end of the tension spring is arranged on a cross rod, two cross rods are fixed on the rack, and the cross rod is parallel to the connecting shaft and is positioned below the connecting shaft;

the transverse groove grooving assembly comprises a telescopic cylinder, a second rotating shaft, a second disc cutter, a third motor, a swing arm and a torsion spring, the telescopic cylinder is arranged on the frame, the telescopic direction of the telescopic cylinder is parallel to the axis direction of the rotary disc, the second rotating shaft is connected with a cylinder end plate at the end part of a piston rod in the telescopic cylinder through a shaft seat, the axis direction of the second rotating shaft is perpendicular to the telescopic direction of the telescopic cylinder, the swing arm is arranged parallel to the telescopic direction of the telescopic cylinder, one end of the swing arm is fixed on the free end of the second rotating shaft, the torsion spring is sleeved on the second rotating shaft, the two ends of the torsion spring are respectively clamped on the shaft seat and the swing arm, the other end of the swing arm is fixed by the third motor, a motor shaft of the third motor is perpendicular to the swing arm, the second disc cutter is arranged on the motor shaft of the third motor;

the unloading assembly comprises unloading plates with the same number as the rotary table units, the unloading plates are inserted into the annular grooves in the rotary table and are fixed on the frame, and the lower openings of the unloading plates are arc surfaces and used for pushing the chestnuts to fall.

The technical proposal of the utility model is optimized, the frame comprises a left vertical plate, a right vertical plate and a bottom plate, the bottom plate is arranged on the ground, the left vertical plate and the right vertical plate are vertically and parallelly arranged on the bottom plate and are fixedly connected through two connecting plates; a discharging assembly fixing plate used for installing a discharging plate is horizontally arranged between the left vertical plate and the right vertical plate, and a material guide inclined plate used for guiding the Chinese chestnuts to be discharged out of the rack is obliquely arranged between one end of the discharging assembly fixing plate and one end of the bottom plate.

It is right to the utility model discloses technical scheme's preferred, set up the apron in the periphery of left riser and right riser. The cover plate plays a role in protection, and the cutter is prevented from hurting people.

The technical proposal of the utility model is optimized, two ends of the first rotating shaft are cylinders, and a hexagonal prism is arranged between the two ends; the central axis position department of carousel is provided with the centre bore that supplies hexagonal prism to insert, and the setting of this kind of structure has guaranteed first pivot and carousel synchronous rotation.

Right the utility model discloses technical scheme's preferred, the card reed has guaranteed carousel pivoted dynamic balance along the radial setting of carousel.

To the utility model discloses technical scheme's preferred, first dish cutter and second dish cutter are the zigzag sword. The serrated knife is designed to improve the grooving effect.

Right the utility model discloses technical scheme's preferred is provided with the polylith baffle in oblique guide slot exit, and the baffle will be cut apart into many in the exit and correspond the silo in carousel unit "U" type groove respectively to the oblique guide slot. The plurality of troughs are designed to correspond to the plurality of turntable units so that the plurality of turntable units are fed simultaneously and respectively.

The utility model has the advantages that:

the cross opening machine for Chinese chestnut has cross opening in the shell of Chinese chestnut.

Drawings

Fig. 1 is a general view of the cross chestnut opening machine of the present embodiment.

Fig. 2 is a sectional view of the cross chestnut opening machine of the present embodiment.

Fig. 3 is a sectional view of the housing of the present embodiment.

Fig. 4 is a schematic view of the turntable assembly of the present embodiment.

Fig. 5 is a schematic view of the turntable unit of the present embodiment.

Fig. 6 is a schematic diagram of the sheave gap rotating mechanism of the present embodiment (the first motor and the first motor bracket are omitted in the drawing).

Fig. 7 is a sectional view of the hopper of the present embodiment.

Fig. 8 is a schematic view of the chestnut feeding mechanism of the present embodiment.

Fig. 9 is a schematic view of the vertical slot and slot assembly of the present embodiment.

Fig. 10 is a schematic view of the transverse slot and slot assembly of the present embodiment.

Figure 11 is a schematic view of the discharge assembly of the present embodiment.

Detailed Description

The technical solution of the present invention is explained in detail below, but the scope of protection of the present invention is not limited to the embodiments.

In order to make the disclosure of the present invention more comprehensible, the following description is further made in conjunction with fig. 1 to 11 and the detailed description.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

As shown in fig. 1, the chestnut cross opening machine in the present embodiment includes a frame 100, a hopper and feeding mechanism 200, a turntable assembly 300, a sheave gap rotating mechanism 320, a vertical groove cutting assembly 400, a horizontal groove cutting assembly 500, and a discharging assembly 600.

As shown in fig. 1 and 2, the frame 100 is disposed on the ground, the hopper and feeding mechanism 200 is disposed on the upper portion of the frame 100, the turntable assembly 300 is disposed on the frame 100, and the sheave gap rotating mechanism 320 is disposed on the frame 100 and connected to the turntable assembly 300 to drive the turntable assembly 300 to rotate in a gap manner; the vertical groove grooving assembly 400 and the transverse groove grooving assembly 500 are both arranged on the rack 100 and are arranged at intervals for cutting vertical grooves and transverse grooves for the chestnuts respectively, and the vertical grooves and the transverse grooves on the chestnuts 315 are opened in a cross manner; the spacing between the vertical slot slitting assembly 400 and the transverse slot slitting assembly 500 is one spacing station for the gap rotation of the turntable assembly 300; the discharge assembly 600 is disposed on the frame 100 and below the turntable assembly 300.

As shown in fig. 3, the frame 100 includes a left vertical plate 101, a right vertical plate 102 and a bottom plate 108, the bottom plate 108 is disposed on the ground, the left vertical plate 101 and the right vertical plate 102 are vertically and parallelly disposed on the bottom plate 108 and are fixedly connected through two connecting plates 103; a discharging assembly fixing plate 106 for installing a discharging plate 601 is horizontally arranged between the left vertical plate 101 and the right vertical plate 102, and a material guiding inclined plate 107 for guiding the chestnuts 315 to be discharged out of the rack 100 is obliquely arranged between one end of the discharging assembly fixing plate 106 and one end of the bottom plate 108. A cover plate 109 is arranged on the outer periphery of the left vertical plate 101 and the right vertical plate 102. The cover plate plays a role in protection, and the cutter is prevented from hurting people.

As shown in fig. 4, the turntable assembly 300 includes a first rotating shaft 314 and a plurality of turntable units disposed on the first rotating shaft 314, in this embodiment, three turntable units are taken as an example, and the turntable assembly 300 is further described. Two ends of the first rotating shaft 314 are rotatably supported on the left vertical plate 101 and the right vertical plate 102 of the rack 100, the three turntable units are all connected in series on the first rotating shaft 314, the three turntable units are located between the left vertical plate 101 and the right vertical plate 102, and the three turntable units and the first rotating shaft 314 rotate synchronously.

As shown in fig. 5, the turntable unit includes a turntable 301 and a plurality of clamp springs 311, the turntable 301 is disposed on the first rotating shaft 314, a ring-shaped groove 302 is concavely disposed on an outer peripheral end surface of the turntable 301, and a depth of the ring-shaped groove 302 is set according to a discharge plate 601. The outer peripheral end face of the rotary disc 301 is uniformly provided with a plurality of U-shaped grooves 303 for placing Chinese chestnuts 315, eight U-shaped grooves 303 are taken as an example in the embodiment, the U-shaped grooves 303 are communicated with two surfaces of the rotary disc 301, a plurality of clamping spring pieces 311 are respectively arranged on two surfaces of two ends of the rotary disc 301 corresponding to the U-shaped grooves 303 and used for clamping the Chinese chestnuts 315 placed in the U-shaped grooves 303, and the clamping spring pieces 311 are arranged along the radial direction of the rotary disc 301, so that the rotary dynamic balance of the rotary disc 301 is ensured. Each clip spring piece 311 is provided with a cutter relieving notch 313; the interval between every two adjacent U-shaped grooves 303 on the turntable 301 is one interval station for the turntable assembly 300 to rotate intermittently.

As shown in fig. 4 and 5, in the present embodiment, the first rotating shaft 314 and the turntable 301 rotate synchronously, and both ends of the first rotating shaft 314 are cylinders, and a hexagonal prism is disposed between both ends; the central axis of the turntable 301 is provided with a central hole for inserting the hexagonal prism, and the central hole is hexagonal. The first rotary shaft 314 can also be rotated synchronously with the rotary plate 301 by means of a cylindrical shaft and a key.

As shown in fig. 1 and 6, the sheave gap rotating mechanism 320 includes a sheave mechanism and a first motor 324, a sheave 321 in the sheave mechanism is fixed at the shaft end of the first rotating shaft 314, a driving dial 322 in the sheave mechanism is mounted on the motor shaft of the first motor 324, the first motor 324 is fixed on the left vertical plate 101 of the machine frame 100 through a first motor bracket 323, and the first motor 324 is located at the outer side of the left vertical plate 101.

The first motor 324 continuously rotates, the driving sheave 321 is driven by the driving dial 322 on the motor shaft of the first motor 324 to intermittently rotate, and the sheave 321 drives the turntable assembly 300 with chestnuts to intermittently rotate.

The principle of the sheave gap rotating mechanism of the sheave mechanism in the sheave gap rotating mechanism 320 of this embodiment is a general technology and will not be described in detail.

As shown in fig. 1, 2, 7 and 8, the hopper and feeding mechanism 200 comprises a hopper 201 and a Chinese chestnut feeding mechanism, wherein the hopper 201 is arranged at the upper part of the rack 100, the Chinese chestnut feeding mechanism is arranged at the upper part of the rack 100 and pushes Chinese chestnuts 315 at the outlet of the hopper 201 into a 'U' -shaped groove 303; the Chinese chestnut feeding mechanism comprises a feeding motor 211, a feeding turntable 212, a connecting rod 214 and a sliding block 216, wherein the feeding motor 211 is fixed on the rack 100 through a feeding motor fixing plate 105, the feeding turntable 212 is fixed on a motor shaft of the feeding motor 211, one end of the connecting rod 214 is rotatably arranged at the edge of the feeding turntable 212 through a first pin shaft 213, and the other end of the connecting rod 214 is connected with the sliding block 216 through a second pin shaft 215; the discharge end of the hopper 201 is provided with an inclined guide groove 205 for a slide block 216 in the Chinese chestnut feeding mechanism to extend into, the two ends of the inclined guide groove 205 are respectively provided with a high end and a low end, the high end of the inclined guide groove 205 points to the Chinese chestnut feeding mechanism, the low end of the inclined guide groove 205 is an outlet of the hopper 201, and the outlet points to the U-shaped groove 303.

As shown in fig. 7, two partition plates 203 are provided at the outlet of the inclined guide groove 205 in the present embodiment, and two partition plates 203) divide the inclined guide groove 205 at the outlet into three troughs 204 corresponding to the "U" shaped grooves 303 in the three turntable units. Each trough 204 corresponds to a "U" shaped groove 303 on each turntable 301, and each "U" shaped groove 303 can only enter one chestnut in advance.

As shown in fig. 8, in this embodiment, the sliding block 216 is slidably fitted to the inner wall of the inclined guiding groove 205, and the sliding block 216 is provided with a slit capable of correspondingly being inserted into the trough 204.

As shown in fig. 8, each time the turntable assembly 300 rotates at a gap, the corresponding feeding motor 211 rotates one turn, the slide block 216 is pushed to reciprocate once in the inclined guide groove 205 through the connecting rod 214 on the feeding turntable 212 and the first pin shaft 213 eccentrically arranged, and the Chinese chestnut 315 in the trough 204 is pushed into the "U" shaped groove 303 and clamped by the clamping spring piece 311.

As shown in fig. 1 and 9, the vertical slot slitting assembly 400 includes three disc cutter units equal in number to the number of turntable units.

The disc cutter unit comprises a first disc cutter 405, a driving pulley 403, a driven pulley, a synchronous belt 404, a first swing arm 402 and a tension spring 407, the first disc cutter 405 in all the disc cutter units is driven by a second motor 411 arranged on the rack 100, a motor shaft of the second motor 411 is connected with the driving shaft 401 through a coupling, and the driving shaft 401 is rotatably supported on the left vertical plate 101 and the right vertical plate 102 of the rack 100. Driving pulleys 403 in the disc cutter unit are all arranged on the driving shaft 401; the first disc cutter 405 is arranged on the connecting shaft 406, the driven pulley is arranged on the connecting shaft 406 and located on one side of the first disc cutter 405, and the synchronous belt 404 is arranged on the driving pulley 403 and the driven pulley; one end of the first swing arm 402 is fixed on the connecting shaft 406 and is located on the other side of the first disc cutter 405, the other end of the first swing arm 402 is rotatably arranged on the driving shaft 401, and the tension spring 407 provides downward pressure for the first disc cutter 405, so that proper acting force is guaranteed to the Chinese chestnut, and smooth grooving is guaranteed. One end of a tension spring 407 is arranged on the connecting shaft 406, the other end of the tension spring 407 is arranged on a cross bar 408, the two cross bars 408 are fixed on the rack 100, and the cross bar 408 is parallel to the connecting shaft 406 and is positioned below the connecting shaft 406.

The second motor 411 drives the rotating shaft 401 to rotate through a coupler, the synchronous belt 404 drives three first disc cutters 405 to rotate through the driving belt wheel and three driven belt wheels, and under the action of the tension spring 407, the three first disc cutters 405 simultaneously perform vertical groove cutting on Chinese chestnuts 315 in three 'U' -shaped grooves 303.

As shown in fig. 10, the transverse groove cutting assembly 500 includes a telescopic cylinder 501, a second rotating shaft 505, a second disc cutter 510, a third motor 509, a swing arm 508 and a torsion spring 507, the telescopic cylinder 501 is disposed on the left vertical plate 101 in the rack 100 through a cylinder mounting bracket 502, and the telescopic direction of the telescopic cylinder 501 is parallel to the axial direction of the turntable 301. The second rotating shaft 505 is connected with a cylinder end plate 504 at the end of a piston rod 503 in the telescopic cylinder 501 through a shaft seat 506, the axis direction of the second rotating shaft 505 is perpendicular to the telescopic direction of the telescopic cylinder 501, a swing arm 508 is parallel to the telescopic direction of the telescopic cylinder 501, one end of the swing arm 508 is fixed at the free end of the second rotating shaft 505, and a torsion spring 507 is sleeved on the second rotating shaft 505 and two ends of the torsion spring 507 are respectively clamped on the shaft seat 506 and the swing arm 508. In practice, a pin shaft post is provided on each of the shaft seat 506 and the swing arm 508 for mounting the two ends of the torsion spring 507. As shown in fig. 10. The swing arm 508 provided with the second disc cutter 510 always has a tendency of clockwise rotation under the action of the torsion spring 507 sleeved on the second rotating shaft 505, so that the second disc cutter 510 always has a proper acting force with the Chinese chestnut 315 when the telescopic cylinder 501 feeds or retreats, and smooth grooving is ensured. The third motor 509 is fixed on the other end of the swing arm 508 and the motor shaft of the third motor 509 is perpendicular to the swing arm 508, the second disc cutter 510 is arranged on the motor shaft of the third motor 509, and the cutting direction of the second disc cutter 510 is perpendicular to the cutting direction space of the first disc cutter 405.

The telescopic cylinder 501 feeds or retreats once per rotation of the turntable assembly 300 at a gap to perform a transverse groove cutting on the shell of the chestnut 315.

As shown in fig. 9 and 10, the first disc cutter 405 and the second disc cutter 510 are both saw-tooth shaped cutters. The serrated knife is designed to improve the grooving effect.

As shown in fig. 11, the discharging assembly 600 includes three discharging plates 601 equal to the number of the turntable units, the three discharging plates 601 are respectively inserted into the annular grooves 302 on the three turntables 301, the lower ends of the three discharging plates 601 are all welded on the coupling bottom plate 603, the coupling bottom plate 603 is fixed on the discharging assembly fixing plate 106 on the frame 100 with bolts, and the lower opening of the discharging plate 601 is in the shape of a circular arc 602 for pushing the Chinese chestnut 315 to fall.

The rotary disc assembly 300 provided with the Chinese chestnuts 315 with the cross openings rotates, the Chinese chestnuts 315 are pushed to fall by the arc surface 602 at the lower opening of the discharging plate 601 and are led out of the rack 100 along the material guide inclined plate 107 at the lower part of the rack 100, and the material guide inclined plate 107 is also convenient for collecting the Chinese chestnuts 315.

The working process of the cross chestnut opening machine comprises the following steps:

placing chestnuts 315 in a hopper 201, and feeding the chestnuts into a material groove 204 at the bottom of the hopper along an inclined guide plate 202 of the hopper 201; when the rotary disc assembly 300 rotates once every gap, the corresponding feeding motor 211 rotates one circle, the slide block 216 is pushed to reciprocate once in the inclined guide groove 205 through the connecting rod 214 on the feeding rotary disc 212 and the first pin shaft 213 eccentrically arranged, and the Chinese chestnut 315 in the trough 204 is pushed into the U-shaped groove 303 and clamped by the clamping spring sheet 311. The first motor 324 continuously rotates, the driving sheave 321 is driven by the driving dial 322 on the motor shaft of the first motor 324 to intermittently rotate, and the sheave 321 drives the turntable assembly 300 with chestnuts to intermittently rotate. When the rotary table assembly 300 with the chestnuts 315 passes through the vertical groove grooving assembly 400, the second motor 411 drives the rotating shaft 401 to rotate through the coupler, the synchronous belt 404 drives the three first disc cutters 405 to rotate through the driving belt wheel and the three driven belt wheels, and under the action of the tension spring 407, the three first disc cutters 405 simultaneously perform vertical groove cutting on the chestnuts 315 in the three U-shaped grooves 303. When the rotary table assembly 300 with the chestnuts 315 passes through the transverse groove cutting assembly 500, the telescopic air cylinder 501 is fed or retracted once to perform transverse groove cutting on the chestnut shells. The rotary disc component 300 provided with the Chinese chestnut 315 with the cross-shaped opening rotates, the Chinese chestnut 315 is pushed by the arc surface 602 at the lower opening of the discharging plate 601 to fall down and is led out of the rack 100 along the material guide inclined plate 107 at the lower part of the rack 100, and the cross-shaped opening of the Chinese chestnut is finished.

The cross chestnut opening machine has low labor intensity and is suitable for large-area popularization and use.

Where not otherwise indicated herein, it will be appreciated that the invention is not limited to or by the prior art, but is capable of modifications and variations as will be apparent to those skilled in the art, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.

Claims

1. A chestnut cross tapping machine which is characterized in that: comprises a frame (100), a hopper and feeding mechanism (200), a turntable assembly (300), a sheave gap rotating mechanism (320), a vertical groove grooving assembly (400), a transverse groove grooving assembly (500) and a discharging assembly (600),

the machine frame (100) is arranged on the ground, the hopper and the feeding mechanism (200) are arranged on the upper part of the machine frame (100), the turntable assembly (300) is arranged on the machine frame (100), and the sheave gap rotating mechanism (320) is arranged on the machine frame (100) and connected with the turntable assembly (300) to drive the turntable assembly (300) to rotate in a gap manner; the vertical groove grooving assembly (400) and the transverse groove grooving assembly (500) are arranged on the rack (100) at intervals and are respectively used for cutting vertical grooves and transverse grooves on the chestnuts, and the vertical grooves and the transverse grooves on the chestnuts (315) are in cross openings; the interval between the vertical groove cutting assembly (400) and the transverse groove cutting assembly (500) is an interval station for the clearance rotation of the rotary disc assembly (300); the discharging assembly (600) is arranged on the rack (100) and is positioned below the turntable assembly (300);

the turntable assembly (300) comprises a first rotating shaft (314) and a plurality of turntable units arranged on the first rotating shaft (314), wherein two ends of the first rotating shaft (314) are rotatably supported on the rack (100); the rotary disc unit rotates synchronously with the first rotating shaft (314); the rotary table unit comprises a rotary table (301) and a plurality of clamp spring pieces (311), the rotary table (301) is arranged on a first rotary shaft (314), a circle of annular groove (302) is concavely arranged on the peripheral end face of the rotary table (301), a plurality of U-shaped grooves (303) for Chinese chestnuts (315) to be placed in are uniformly distributed on the peripheral end face of the rotary table (301), the U-shaped grooves (303) are communicated with two surfaces of the rotary table (301), the plurality of clamp spring pieces (311) are respectively arranged on two surfaces of two ends of the rotary table (301) corresponding to the U-shaped grooves (303) and used for clamping the Chinese chestnuts (315) placed in the U-shaped grooves (303), and each clamp spring piece (311) is provided with a cutter relieving notch (313); the interval between every two adjacent U-shaped grooves (303) on the turntable (301) is an interval station for the turntable assembly (300) to rotate in a clearance way;

the sheave gap rotating mechanism (320) comprises a sheave mechanism and a first motor (324), a sheave (321) in the sheave mechanism is fixed at the shaft end of the first rotating shaft (314), a driving dial (322) in the sheave mechanism is arranged on a motor shaft of the first motor (324), and the first motor (324) is fixed on the rack (100);

the hopper and feeding mechanism (200) comprises a hopper (201) and a Chinese chestnut feeding mechanism, wherein the hopper (201) is arranged at the upper part of the rack (100), the Chinese chestnut feeding mechanism is arranged at the upper part of the rack (100) and pushes Chinese chestnuts (315) at the outlet of the hopper (201) into a U-shaped groove (303); the Chinese chestnut feeding mechanism comprises a feeding motor (211), a feeding rotary table (212), a connecting rod (214) and a sliding block (216), wherein the feeding motor (211) is fixed on the rack (100) through a feeding motor fixing plate (105), the feeding rotary table (212) is fixed on a motor shaft of the feeding motor (211), one end of the connecting rod (214) is rotatably arranged at the edge of the feeding rotary table (212) through a first pin shaft (213), and the other end of the connecting rod (214) is connected with the sliding block (216) through a second pin shaft (215); an inclined guide groove (205) for a slide block (216) in the Chinese chestnut feeding mechanism to extend into is arranged at the discharge end of the hopper (201), the two ends of the inclined guide groove (205) are respectively a high end and a low end, the high end of the inclined guide groove (205) points to the Chinese chestnut feeding mechanism, the low end of the inclined guide groove (205) is an outlet of the hopper (201), and the outlet points to a U-shaped groove (303);

the vertical groove grooving assembly (400) comprises disc cutter units equal to the number of the rotary disc units, each disc cutter unit comprises a first disc cutter (405), a driving pulley (403), a driven pulley, a synchronous belt (404), a first swing arm (402) and a tension spring (407), the first disc cutters (405) in all the disc cutter units are driven by a second motor (411) arranged on the rack (100), a motor shaft of the second motor (411) is connected with the driving shaft (401) through a coupling, the driving shaft (401) is rotatably supported on the rack (100), and the driving pulleys (403) in the disc cutter units are all arranged on the driving shaft (401); the first disc cutter (405) is arranged on the connecting shaft (406), the driven pulley is arranged on the connecting shaft (406) and located on one side of the first disc cutter (405), and the synchronous belt (404) is arranged on the driving pulley (403) and the driven pulley; one end of a first swing arm (402) is fixed on a connecting shaft (406) and located on the other side of a first disc cutter (405), the other end of the first swing arm (402) is rotatably arranged on the driving shaft (401), a tension spring (407) provides downward pressure for the first disc cutter (405), one end of the tension spring (407) is arranged on the connecting shaft (406), the other end of the tension spring (407) is arranged on a cross rod (408), the two cross rods (408) are fixed on the rack (100), and the cross rod (408) is parallel to the connecting shaft (406) and located below the connecting shaft (406);

horizontal groove grooving assembly (500) includes telescopic cylinder (501), second pivot (505), second dish cutter (510), third motor (509), swing arm (508) and torsional spring (507), telescopic cylinder (501) set up in frame (100) and telescopic cylinder's (501) flexible direction and the axis direction of carousel (301) parallel, cylinder end plate (504) of telescopic cylinder's (501) inner piston rod (503) tip are connected through axle bed (506) in second pivot (505), the axis direction of second pivot (505) is perpendicular with telescopic cylinder's (501) flexible direction, swing arm (508) are on a parallel with telescopic cylinder's (501) flexible direction setting, the one end of swing arm (508) is fixed on the free end of second pivot (505), torsional spring (507) cover is on second pivot (505) and the both ends of torsional spring (507) block respectively on axle bed (506) and swing arm (508), third motor (509) is fixed on the other end of swing arm (508) and the perpendicular to motor shaft (509) of third motor (509) is on axle bed (508), the motor shaft bed (509) is perpendicular to motor shaft The swing arm (508), the second disc cutter (510) is set up on the motor shaft of the third motor (509), the cutting direction of the second disc cutter (510) is perpendicular to the space of cutting direction of the first disc cutter (405);

the discharging assembly (600) comprises discharging plates (601) with the number equal to that of the rotary table units, the discharging plates (601) are inserted into the annular groove (302) on the rotary table (301) and fixed on the rack (100), and the lower opening of each discharging plate (601) is an arc surface (602) and used for pushing the Chinese chestnuts (315) to fall.

2. The cross chestnut opening machine according to claim 1, wherein the machine frame (100) comprises a left vertical plate (101), a right vertical plate (102) and a bottom plate (108), the bottom plate (108) is arranged on the ground, and the left vertical plate (101) and the right vertical plate (102) are vertically and parallelly arranged on the bottom plate (108) and are fixedly connected through two connecting plates (103); a discharging component fixing plate (106) used for installing a discharging plate (601) is horizontally arranged between the left vertical plate (101) and the right vertical plate (102), and a material guiding inclined plate (107) used for guiding the Chinese chestnuts (315) to be discharged out of the rack (100) is obliquely arranged between one end of the discharging component fixing plate (106) and one end of the bottom plate (108).

3. The cross chestnut opening machine according to claim 2, wherein a cover plate (109) is provided at the outer circumference of the left standing plate (101) and the right standing plate (102).

4. The cross chestnut opening machine according to claim 1, wherein the first rotating shaft (314) has two ends being cylindrical and a hexagonal prism between the two ends; the central axis position of the turntable (301) is provided with a central hole for inserting the hexagonal prism.

5. The chestnut cross tapping machine as claimed in claim 1, wherein the chucking plate (311) is radially disposed along the turntable (301).

6. The cross chestnut opening machine according to claim 1, wherein the first disc cutter (405) and the second disc cutter (510) are both saw-tooth shaped cutters.

7. The cross chestnut opening machine according to claim 1, wherein a plurality of partition plates (203) are provided at the outlet of the inclined guide groove (205), and the partition plates (203) divide the inclined guide groove (205) at the outlet into a plurality of troughs (204) respectively corresponding to the "U" shaped grooves (303) in the turntable unit.