CN218831894U - Cabbage core removing machine - Google Patents

Abstract

The utility model provides a cabbage core removing machine, relates to the cabbage and removes processing and be equipped with technical field, including workstation, rotary transportation mechanism and the coring mechanism of installing on the strut down, rotary transportation mechanism with coring mechanism all installs on the workstation, rotary transportation mechanism is including the transfer chain that is used for rotary transportation equidistant install a plurality of trays on the transfer chain, coring mechanism is located the top of tray, coring mechanism includes die cutter and the stop gear of vertical removal, stop gear is used for control the knife tip of die cutter descends to the central point of cabbage at minimum. The utility model discloses refine the step of will coring and disassemble, can realize full automation's cabbage coring work through the cooperation from beginning to end, improve work efficiency and security.

Description

Cabbage core removing machine

Technical Field

The utility model relates to a cabbage processing equipment technical field, concretely relates to cabbage removes core machine.

Background

The cabbage is also called cabbage, kohlrabi or cabbage, belongs to a common vegetable in life, is approximately spherical, the hard cabbage core of the central part of the cabbage needs to be removed firstly before deep processing is carried out on the cabbage, the core removing method of the existing cabbage generally comprises the step of manually removing the core of the cabbage, and the spherical cabbage is very easy to slip due to the fact that the core part of the cabbage is hard, force is very strong when a knife is used for removing the core of the cabbage, the danger is very high, the working efficiency is low, and a large amount of labor cost needs to be invested. The whole body is spherical. In addition, a simple cabbage coring machine (the machine can also be used for coring of cabbages) is arranged on the market, a motor is adopted to drive a conical drill bit, a worker holds the cabbages to punch the cabbage cores into the drill bit, and then the cabbage cores are taken out after coring is completed, so that the coring is labor-saving compared with manual coring, the drill bit rotating at a high speed has large forward thrust, the depth of the cabbage cores of the cabbages can reach 1/2 of the total height of the cabbages, the cabbages are not easy to pierce the cabbages due to poor grasping of the force for pressing the cabbages into the cabbages, the risk is high, the cabbages after coring need to be manually taken out again, and for high-speed production line operation, a plurality of machines are required to operate simultaneously to meet the supply and demand of a production line, and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem of the prior art, the utility model provides a cabbage core removing machine refines the step of coring and disassembles, can realize full automation's cabbage core removing work through the cooperation from beginning to end, improves work efficiency and security.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a cabbage core removing machine, is including installing workstation, rotary transportation mechanism and the mechanism of coring on lower strut, rotary transportation mechanism with the mechanism of coring all installs on the workstation, rotary transportation mechanism is including the transfer chain that is used for rotary transportation equidistant install a plurality of trays on the transfer chain, the mechanism of coring is located the top of tray, the mechanism of coring includes vertical removal's die cutter and stop gear, stop gear is used for control the knife tip of die cutter descends to the central point of cabbage at the lowest.

Preferably, the workstation is last to rotate and to install the stand, stand upper end fixed mounting has the carousel, coring mechanism installs on the carousel, the conveyer wire winds the stand circulation gyration.

Preferably, the coring mechanism further comprises a cylindrical punching cutter, an air cylinder, a sliding rod, an upper pressing plate and a lower pressing plate, the air cylinder is vertically installed on the turntable, the upper pressing plate is installed at the shaft end of the air cylinder, and the punching cutter is installed on the lower end face of the upper pressing plate; the sliding rod vertically slides to penetrate through the rotary table and the upper pressing plate, the lower end of the sliding rod is fixedly installed on the lower pressing plate, a compression spring is sleeved on the sliding rod part between the lower pressing plate and the upper pressing plate, a pressing hole is formed in the lower pressing plate, and the pressing hole is vertically overlapped with the center of the tray.

Preferably, the stamping knife is of a cylindrical structure, a material turning opening is formed in the outer side face of the stamping knife, a guide plate is arranged in the stamping knife and inclines towards the lower side of the outer side, and the guide plate is located above the material turning opening.

Preferably, the limiting mechanism comprises a first rod, a second rod, a connecting rod and a first travel switch, the first rod and the second rod are equal in length, the end parts of the first rod and the second rod are hinged, the other end part of the first rod is hinged to the side edge of the lower pressing plate, the hinged shaft is flush with the plate surface of the lower pressing plate, the other end part of the second rod is hinged to a plate fixedly connected with the upright post, and the hinged shaft is flush with the bottom of the cabbage placed on the tray; first travel switch install the pole one with the tip of the articulated shaft of pole two, the upper end fixed mounting of connecting rod is in the side department of top board, the lower extreme of connecting rod is provided with first contact just the connecting rod stretch out downwards with the knife tip parallel and level of die cutter, works as first contact moves down to trigger when first travel switch locates first travel switch, be used for controlling after first travel switch triggers the axle of cylinder stops to stretch out downwards and reverse withdrawal.

Preferably, the coring mechanism is a plurality of, and the circumference equipartition is installed on the carousel the coring mechanism below the tray is carried around the circular arc line adaptation.

Preferably, the rotary conveying mechanism comprises a first speed reduction motor, a driving chain wheel, a driven chain wheel and a chain, the first speed reduction motor is installed below the workbench, the driving chain wheel and the driven chain wheel are installed on the workbench, rotating shafts of the two chain wheels are perpendicular to the workbench, the chain is sleeved on the two chain wheels, the tray is installed on the upper end face of the chain wheel, and a shaft of the first speed reduction motor is connected with the driving chain wheel.

Preferably, the lower extreme of stand with drive sprocket's pivot fixed connection, the carousel with drive sprocket rotates in step, another tip of pole two articulates on drive sprocket.

Preferably, a plurality of support frames are installed at the lower end of the chain, rolling balls connected with two ball hinges are embedded at the lower end of each support frame, and the rolling balls are supported on the workbench to walk.

Preferably, two support frames are installed below each tray.

Preferably, the cabbage core removing machine further comprises a trigger mechanism, the trigger mechanism comprises a vertical plate, a plurality of second travel switches and a plurality of second contacts, the second contacts are mounted on the turntable, each second contact corresponds to one core removing mechanism, the vertical plate is fixedly mounted above the workbench, the second travel switches are mounted on the vertical plate, and each second travel switch corresponds to one second contact; after the second travel switch is triggered, the coring mechanism of the corresponding second contact is activated.

Preferably, the second travel switches are vertically arranged on the vertical plate, and the heights of the second contacts are sequentially increased along the reverse height of the rotation of the turntable.

Preferably, the cabbage coring machine is further including installing driven sprocket's top blanking mechanism, blanking mechanism includes roller and second gear motor, the installation is erect through the backup pad in the both ends of roller, second gear motor with the roller is connected, the roller is located the tray is followed one side of coring mechanism output, just the roller will be located when rotating outside the dial-out of cabbage on the tray.

The utility model discloses a set up the rotary transportation mechanism on the workstation, the tray is installed and is rotated the transportation on the chain, put the cabbage on the tray from one side of driven sprocket, the cabbage is transported to the below of coring mechanism, the in-process of coring mechanism follow-up descends and coring the cabbage on the corresponding tray, the falling depth that stop gear controlled the die cutter simultaneously improves the coring accuracy, the cabbage after coring is transported to driven sprocket department, the blanking mechanism that is rotated dials outwards, drop and circulate on the haulage line; furthermore, the utility model discloses still set up trigger mechanism, every coring mechanism is triggered when second travel switch, and the die cutter begins to descend, and the rotatory round of coring mechanism that is triggered is through "the die cutter descends-meet the cabbage-coring-the die cutter shifts up the process back that resets", rotates to corresponding second travel switch department again and is continuously triggered, and coring mechanism accomplishes the work of coring to a cabbage through trigger mechanism control every round of revolving, and the circulation is reciprocal, and degree of automation is higher. The circulation process of the rotary conveying mechanism and the coring mechanism realizes streamlined coring work of the cabbages, the production efficiency is greatly improved, meanwhile, workers only need to place the cabbages on the tray, manual participation is not needed in the coring work, and the safety is high.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present invention.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a schematic perspective view of a partial structure of an embodiment of the present invention.

Fig. 4 is a front view schematically illustrating the structure of fig. 3.

Fig. 5 is a schematic top view of the structure of fig. 3.

Fig. 6 is a first schematic structural diagram of a coring mechanism according to an embodiment of the present invention.

Fig. 7 is a schematic structural diagram ii of the coring mechanism according to the embodiment of the present invention.

Fig. 8 is a third schematic structural diagram of the coring mechanism according to the embodiment of the present invention.

Wherein like parts are designated by like reference numerals throughout the several views; the figures are not drawn to scale.

Detailed Description

The invention is further described with reference to the following figures and examples.

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

Examples

The utility model provides a cabbage coring machine refines the step of coring and disassembles, can realize full automation's cabbage coring work through the cooperation from beginning to end, improves work efficiency and security, and concrete structure is as follows:

the utility model provides a cabbage core removing machine, is including installing workstation 2, rotary transportation mechanism and the mechanism of coring on lower strut 1, rotary transportation mechanism with the mechanism of coring is all installed on workstation 2, rotary transportation mechanism is including the transfer chain that is used for rotary transportation equidistant install a plurality of trays 3 on the transfer chain, the mechanism of coring is located the top of tray 3, the mechanism of coring includes vertical removal's die cutter 41 and stop gear 42, stop gear 42 is used for control the knife tip of die cutter 41 descends to the central point of cabbage position the most.

The utility model discloses when using, the workman puts the cabbage root up in proper order on tray 3, the transfer chain transports the cabbage to coring mechanism department, it inserts the cabbage from the root to dash sword 41 downstream, stop moving down after the knife tip inserts the central point of cabbage, it upwards raises to dash sword 41 afterwards, take out the hard core of cabbage, the cabbage that coring continues to circulate to next station along with the transfer chain, it can be with the reason that the core blade of hard core was taken out when dashing sword 41 inserts the inside of cabbage is that the core blade of cabbage is lamellar wrapping structure, and dash sword 41 has certain thickness and can cut off the blade of one deck after inserting the cabbage inside, and the hard core stays and has certain extrusion friction power in dash sword 41, consequently can get rid of the hard core of cabbage smoothly.

Specifically, in the embodiment of the utility model, the workstation 2 is gone up to rotate and is installed stand 5, 5 upper ends fixed mounting of stand have carousel 6, coring mechanism installs on carousel 6, the conveyer wire winds 5 circulations of stand revolve. The coring mechanism further comprises a cylindrical punching knife 41, an air cylinder 43, a sliding rod 44, an upper pressure plate 45 and a lower pressure plate 46, wherein the air cylinder 43 is vertically installed on the turntable 6, the upper pressure plate 45 is installed at the shaft end of the air cylinder 43, and the punching knife 41 is installed on the lower end face of the upper pressure plate 45; the sliding rod 44 vertically slides through the rotary table 6 and the upper pressing plate 45, the lower end of the sliding rod 44 is fixedly provided with the lower pressing plate 46, a compression spring 47 is partially sleeved on the sliding rod 44 between the lower pressing plate 46 and the upper pressing plate 45, a pressing hole 461 is arranged on the lower pressing plate 46, and the pressing hole 461 vertically coincides with the center of the tray 3. The stamping knife 41 is of a cylindrical structure, a material turning port 412 is arranged on the outer side face of the stamping knife 41, a guide plate 411 is arranged in the stamping knife 41, the guide plate 411 inclines towards the lower part of the outer side, and the guide plate 411 is located above the material turning port 412. After the punching knife 41 performs primary coring, the hard core is temporarily punched into the inner part, and when the punching knife 41 performs secondary coring, the upper hard core is ejected out of the material turning opening 412 by the lower hard core and is turned outwards and falls along the guide plate 411. In an original state, the tool tip of the punching tool 41 is located above the pressure hole 461, when the air cylinder 43 extends downwards, because a spring is connected between the lower pressure plate 46 and the upper pressure plate 45, when the upper pressure plate 45 moves downwards, the lower pressure plate 46 also moves downwards under the action of the tensile force of the spring, meanwhile, the sliding rod 44 extends downwards, the lower pressure plate 46 is fixed after being pressed on the cabbage, the pressure hole 461 is pressed on the periphery of the root part to fix the cabbage on the air cylinder 43 and continuously extend to push the upper pressure plate 45 to move downwards, and the compression spring 47 is compressed and shortened when the upper pressure plate 45 moves downwards along the sliding rod 44 until the punching tool 41 is inserted into the vertical midpoint of the cabbage; then the air cylinder 43 retracts, the upper pressure plate 45 drives the punching knife 41 to move upwards to take out the cabbage core, the elastic force of the compression spring 47 enables the lower pressure plate 46 to still press the cabbage to keep still, when the punching knife 41 rises above the lower pressure plate 46, the compression spring 47 is not compressed, the downward extrusion force of the upper pressure plate 45 is converted into the upward lifting force of the upper pressure plate 45, the compression spring 47 drives the lower pressure plate 46 to separate the cored cabbage, the air cylinder 43 continues to retract, the upper pressure plate 45 and the lower pressure plate 46 synchronously rise to the original state, and the tray 3 is waited to put a new cabbage.

Specifically, in the embodiment of the present invention, the limiting mechanism 42 includes a first rod 421, a second rod 422, a connecting rod 423 and a first travel switch 424, the first rod 421 and the second rod 422 have equal length, and ends of the first rod 421 and the second rod 422 are hinged to each other, another end of the first rod 421 is hinged to a side of the lower pressing plate 46, and a hinge shaft is flush with a plate surface of the lower pressing plate 46, another end of the second rod 422 is hinged to a plate fixedly connected to the upright column 5, and a hinge shaft is flush with a bottom of the cabbage placed on the tray 3; the first stroke switch 424 is installed at the end of the hinge shaft of the first rod 421 and the second rod 422, the upper end of the connecting rod 423 is fixedly installed at the side edge of the upper pressing plate 45, the lower end of the connecting rod 423 is provided with a first contact 425, the connecting rod 423 extends downwards to be flush with the knife tip of the die cutter 41, when the first contact 425 moves downwards to the first stroke switch 424, the first stroke switch 424 is triggered, and after the first stroke switch 424 is triggered, the shaft of the air cylinder 43 stops extending downwards and retracts reversely. The first rod 421 and the second rod 422 have the same length, so that when the included angle between the first rod 421 and the second rod 422 changes, the first travel switch 424 at the hinge shaft of the first rod 421 and the second rod 422 is always positioned at the central height position, and the first travel switch 424 is positioned at the central height position of the cabbage after the lower pressing plate 46 presses the cabbage; after the punching knife 41 descends and is inserted into the cabbage, when the knife tip of the punching knife 41 is inserted to the central height of the cabbage, the first contact 425 at the lower end of the connecting rod 423, which is flush with the knife tip of the punching knife 41, just moves downwards to the first travel switch 424, the first travel switch 424 is triggered, and the shaft of the control cylinder 43 stops moving downwards and retracts upwards in the opposite direction. Therefore, the limiting mechanism 42 acts on cabbages with different sizes, the depth of the descending of the tool tip of the punching tool 41 is always the central height position of the cabbages, the usable parts of the cabbages are retained to the maximum extent according to the structural characteristics of the cabbages, and the problem that the small cabbages and the large cabbages have different core removing amounts (excessive core removing or insufficient core removing) is avoided.

Specifically, in the embodiment of the utility model provides an, coring mechanism is five, and the circumference equipartition is installed on carousel 6 coring mechanism below tray 3 is carried around the circular arc line adaptation. The lower part of each coring mechanism corresponds to the position of one tray 3, and the plurality of coring mechanisms work continuously, so that the coring working efficiency of the cabbages can be improved.

Specifically, in the embodiment of the present invention, the rotary conveying mechanism includes a first gear motor 71, a driving sprocket 72, a driven sprocket 73 and a chain 74, the first gear motor 71 is installed below the workbench 2, the driving sprocket 72 and the driven sprocket 73 are all installed on the workbench 2, and the rotating shafts of the two sprockets are all perpendicular to the workbench 2, the chain 74 is sleeved on the two sprockets, the tray 3 is installed on the upper end surface of the sprocket, the shaft of the first gear motor 71 is connected with the driving sprocket 72. The first speed reducing motor 71 is connected with the driving chain wheel 72, the tray 3 on the chain 74 is transported and circularly moved along with the rotation of the chain 74, the cabbages are sequentially sent to the lower part of the coring mechanism, and then are conveyed out from the lower part of the coring mechanism after coring is finished.

Specifically, in the embodiment of the present invention, the lower end of the upright 5 is fixedly connected to the rotating shaft of the driving sprocket 72, the rotating disc 6 rotates synchronously with the driving sprocket 72, and the other end of the second rod 422 is hinged to the driving sprocket 72. The driving chain wheel 72, the upright post 5 and the turntable 6 are fixedly connected, and the rotating speeds are the same, so that the turntable 6 can be ensured to keep synchronous rotation when being conveyed below the coring mechanism.

Specifically, in the embodiment of the present invention, a plurality of support frames 75 are installed at the lower end of the chain 74, each of the support frames 75 is installed below the tray 3, two rolling balls 76 connected by two spherical hinges are embedded at the lower end of the support frame 75, and the rolling balls 76 support the traveling on the workbench 2. Since the cabbages and the trays 3 have a certain weight and are equally spaced on the chain 74, in order to prevent the chain 74 from being pressed down and deformed or separated from the chain wheel, a support frame 75 is installed below the chain wheel to be supported on the table 2, so as to maintain the stability of the chain wheel, and in addition, in order to reduce the friction force between the support frame 75 and the table 2 when moving, a ball 76 connected with a ball hinge is installed below the support frame 75, and the ball 76 and the surface of the table 2 are in rolling friction.

In addition, the worktable is paved with a high polymer material plate, such as a polyethylene plate, the worktable is made of stainless steel, the rolling ball is also made of metal, and in order to prolong the service life of the rolling ball, the worktable is paved with a high polymer material hard plate, such as polyethylene (PP), polypropylene (PE) and the like.

Specifically, in the embodiment of the present invention, the cabbage core removing machine further includes a trigger mechanism, the trigger mechanism includes a vertical plate 81, a plurality of second travel switches 82 and a plurality of second contacts 83, the second contacts 83 are mounted on the turntable 6, each of the second contacts 83 corresponds to one of the core removing mechanisms, the vertical plate 81 is fixedly mounted above the worktable 2, the second travel switches 82 are mounted on the vertical plate 81, and each of the second travel switches 82 corresponds to one of the second contacts 83; after the second travel switch 82 is triggered, the coring mechanism of the corresponding second contact 83 is activated. The second travel switches 82 are vertically arranged on the vertical plate 81, and the heights of the second contacts 83 rise sequentially along the reverse height of the rotation of the rotating disc 6. The second contacts 83 with different heights are sequentially triggered when rotating to the second forming switch, the corresponding coring mechanism starts coring work, the coring mechanism returns to the original state after coring is completed, and the second contacts are triggered again when rotating to the second forming switch again to form the action of circular coring.

Specifically, in the embodiment of the utility model provides an in, the cabbage core removing machine is still including installing driven sprocket 73's top blanking mechanism, blanking mechanism includes roller 91 and second gear motor 92, the installation is erect through backup pad 93 at the both ends of roller 91, second gear motor 92 with roller 91 is connected, roller 91 is located tray 3 is followed one side of removing the output of core mechanism, just roller 91 will be located when rotating the outside dial-out of cabbage on the tray 3. The blanking mechanism is used for peeling the Chinese cabbage after coring from the tray 3, vacating a vacant position and continuing to rotate to finish the coring process.

The embodiment of the utility model provides a chinese cabbage's coring flow does: the root orientation of the cabbages is placed on a tray 3, the tray 3 conveys the cabbages to the lower part of a coring mechanism, a punching knife 41 of the coring mechanism descends to be inserted into the root of the cabbages, a limiting mechanism 42 is used for controlling the descending depth of the punching knife 41 to be the central position of the cabbages, the punching knife 41 reversely ascends to remove hard cores, the cored cabbages are conveyed to a blanking mechanism through a chain 74, and the blanking mechanism removes the cabbages to a conveying belt for continuous conveying; the coring mechanism which completes one coring and returns to the original state rotates just along with the rotating disc 6 for one circle, and is triggered again after encountering the second travel switch 82, and the coring mechanism continues to complete the coring action of the next Chinese cabbage.

The utility model discloses set up the gyration transport mechanism on workstation 2 of embodiment, tray 3 is installed and is rotated the transportation on chain 74, put the cabbage on tray 3 from one side of driven sprocket 73, the cabbage is transported to the below of coring mechanism, the in-process that the coring mechanism is followed descends and will corresponding the cabbage on tray 3 coring, stop gear 42 controls the falling depth of die cutter 41 and improves the coring accuracy simultaneously, the cabbage after coring is transported to driven sprocket 73 department, is dialled outward by the rotatory blanking mechanism, drops to the transfer line and circulates; furthermore, the utility model discloses still set up trigger mechanism, every coring mechanism is triggered through second travel switch 82 during, die-cutter 41 begins to descend, the coring mechanism that is triggered rotates the round through "die-cutter 41 descends-meet the cabbage-coring-die-cutter 41 and shift up the process back that resets", it is continued to be triggered to the second travel switch 82 department that corresponds again, coring mechanism accomplishes the coring work to a cabbage through every round of trigger mechanism control, the circulation is reciprocal, degree of automation is higher. The circulation process of rotary conveying mechanism and coring mechanism realizes the coring work of cabbage streamlined, greatly improves production efficiency, and the workman only need simultaneously with cabbage place on tray 3 can, the coring work need not artifical the participation, the security is higher.

The structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the purpose which can be achieved by the present invention. In addition, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are used for clarity of description only, and are not used to limit the scope of the present invention, and the relative relationship between the terms may be changed or adjusted without substantial technical changes.

The present invention has been described above with reference to the preferred embodiments, but the scope of protection of the present invention is not limited thereto, and all technical solutions falling within the scope of the claims are within the scope of protection of the present invention. Various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict.

Claims (9)

1. The utility model provides a cabbage core machine that goes, its characterized in that, is including installing workstation (2), rotary transportation mechanism and the mechanism of coring on lower strut (1), rotary transportation mechanism with the mechanism of coring is all installed on workstation (2), rotary transportation mechanism is including the transfer chain that is used for rotary transportation equidistant install a plurality of trays (3) on the transfer chain, the mechanism of coring is located the top of tray (3), the mechanism of coring includes die cutter (41) and stop gear (42) of vertical removal, stop gear (42) are used for control the knife tip of die cutter (41) is minimum to be fallen to the central point of cabbage and is put.

2. The cabbage core removing machine as claimed in claim 1, characterized in that an upright post (5) is rotatably mounted on the workbench (2), a turntable (6) is fixedly mounted at the upper end of the upright post (5), the core removing mechanism is mounted on the turntable (6), and the conveying line circularly revolves around the upright post (5).

3. The cabbage coring machine according to claim 2, wherein the coring mechanism further comprises a cylindrical punching knife (41), a cylinder (43), a slide rod (44), an upper pressing plate (45) and a lower pressing plate (46), the cylinder (43) is vertically mounted on the turntable (6), the upper pressing plate (45) is mounted at the shaft end of the cylinder (43), and the punching knife (41) is mounted on the lower end face of the upper pressing plate (45); the sliding rod (44) vertically slides to penetrate through the rotary table (6) and the upper pressing plate (45), the lower end of the sliding rod (44) is fixedly installed on the lower pressing plate (46), a compression spring (47) is sleeved on the sliding rod (44) between the lower pressing plate (46) and the upper pressing plate (45), a pressing hole (461) is formed in the lower pressing plate (46), and the pressing hole (461) vertically coincides with the center of the tray (3).

4. A cabbage decoring machine as claimed in claim 3, characterized in that said punching blade (41) is a cylindrical structure, a turning opening (412) is provided on an outer side surface of said punching blade (41), a guide plate (411) is provided in said punching blade (41), said guide plate (411) is inclined toward an outer lower side, said guide plate (411) is located above said turning opening (412).

5. A cabbage core removing machine as claimed in claim 3, characterized in that said limiting mechanism (42) comprises a first lever (421), a second lever (422), a connecting rod (423) and a first travel switch (424), said first lever (421) and said second lever (422) are equal in length and hinged at their ends, the other end of said first lever (421) is hinged at the side of said lower pressing plate (46) and the hinged axis is flush with the plate surface of said lower pressing plate (46), the other end of said second lever (422) is hinged at the plate fixedly connected with said upright (5) and the hinged axis is flush with the bottom of the cabbage placed on said tray (3); the first travel switch (424) is installed at the end of a hinge shaft of the first rod (421) and the second rod (422), the upper end of the connecting rod (423) is fixedly installed at the side edge of the upper pressure plate (45), a first contact (425) is arranged at the lower end of the connecting rod (423), the connecting rod (423) extends downwards to be flush with the knife tip of the punching knife (41), the first travel switch (424) is triggered when the first contact (425) moves downwards to the first travel switch (424), and the first travel switch (424) is used for controlling the shaft of the air cylinder (43) to stop extending downwards and retract reversely after being triggered.

6. A cabbage core remover according to any one of claims 2-5, characterized in that said core remover comprises a plurality of core removers, which are circumferentially and uniformly mounted on said turntable (6), and said trays (3) below said core removers are adapted to be conveyed around a circular arc.

7. The cabbage core removing machine as claimed in claim 6, characterized in that the cabbage core removing machine further comprises a trigger mechanism, the trigger mechanism comprises a vertical plate (81), a plurality of second travel switches (82) and a plurality of second contacts (83), the second contacts (83) are mounted on the turntable (6), each second contact (83) corresponds to one of the core removing mechanisms, the vertical plate (81) is fixedly mounted above the worktable (2), the second travel switches (82) are mounted on the vertical plate (81), and each second travel switch (82) corresponds to one of the second contacts (83); -the coring mechanism of the corresponding second contact (83) is activated after the second travel switch (82) is triggered.

8. A cabbage coring machine as claimed in claim 7, characterized in that said second travel switches (82) are mounted in vertical rows on said vertical plate (81), the height of the second contacts (83) being successively raised along the opposite height of the rotation of said carousel (6).

9. The cabbage decoring machine as claimed in claim 1, further comprising a blanking mechanism installed above the driven sprocket (73), wherein the blanking mechanism comprises a roller shaft (91) and a second speed reducing motor (92), two ends of the roller shaft (91) are installed in a erecting mode through a supporting plate (93), the second speed reducing motor (92) is connected with the roller shaft (91), the roller shaft (91) is located on one side of the tray (3) output from the decoring mechanism, and the roller shaft (91) pulls out the cabbage on the tray (3) when rotating.

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