CN108738809B

CN108738809B - Variable-diameter impact cutting type banana combing device

Info

Publication number: CN108738809B
Application number: CN201810446488.9A
Authority: CN
Inventors: 杨洲; 郭杰; 金莫辉; 许泽宇; 段洁利; 莫嘉嗣; 金鸿
Original assignee: South China Agricultural University
Current assignee: South China Agricultural University
Priority date: 2018-05-11
Filing date: 2018-05-11
Publication date: 2020-12-11
Anticipated expiration: 2038-05-11
Also published as: CN108738809A

Abstract

The invention discloses a variable-diameter impact cut-in banana combing device which comprises a soft blade, a hard blade, a cutter head, a cutter group synchronous control mechanism, a power source and a twistable elastic fixed circular hoop. When the banana combing machine works, the annular enveloping structure capable of enveloping the banana spike rods is driven by the power source to gather inwards and expand outwards in the horizontal direction under the driving of the knife group synchronous control mechanism, the banana spike rods at the center are moved downwards in a manual or mechanical mode, the banana combing handles can be cut along the banana spike rods by the annular enveloping structure tightly enveloping the banana spike rods, and the whole bunch of bananas is combed one by one, the banana shafts are removed, and the bananas fall and are combed; meanwhile, the size of the annular enveloping structure for enveloping the banana ear stems is adjusted through the combined action of the torsional deformation and the deformation mechanism of the torsional elastic fixed circular hoop, so that the purpose of self-adapting diameter-changing falling comb of the banana ear stems is realized. The invention has the advantages of light and small integral structure, convenient movement, safe and labor-saving operation and the like, and is suitable for mechanized banana combing.

Description

Variable-diameter impact cutting type banana combing device

Technical Field

The invention relates to the technical field of banana shaft removing and comb dropping, in particular to a variable-diameter impact cutting type banana comb dropping device.

Background

At present, the mechanized application level is relatively low in the aspect of banana postpartum treatment at home and abroad, particularly, in the aspect of banana combing, a manual comb-falling mode is basically adopted for operation, the operation mode requires concentrated manual labor, the labor intensity is high, the operation efficiency is low, the processing period is long, the adaptability is poor, the operation is inconvenient, the whole bunch of bananas can not be combed and combed one by one, the banana comb has certain danger, the mechanical damage on the surfaces of bananas in the operation process is serious, the integral attractiveness of bananas is influenced, the incidence of microbial diseases is increased, and the banana comb is not beneficial to banana storage, transportation and fresh sale. At present, the global banana industry enters an important transition stage from the traditional stage to the modernization stage, the banana post-production treatment operation is in the key period of mechanical development, the cost of manual operation is continuously increased, and the processing cost of banana products is higher and higher. With the establishment of banana cableway freight systems and the continuous improvement of the mechanization level of the postpartum treatment, a mechanical device for combing whole clusters of bananas one by one, removing the axial combs and dropping the combs is urgently needed to be developed.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide the variable-diameter impact cutting type banana comb dropping device which is reasonable and reliable in structure, simple and convenient to operate, capable of reducing labor force, shortening the processing period, improving the postnatal treatment efficiency of bananas and reducing the damage to the surfaces of the bananas.

In order to achieve the purpose, the technical scheme provided by the invention is as follows: a variable-diameter impact cut-through banana combing device comprises a soft blade, a hard blade, a cutter head, a cutter group synchronous control mechanism, a power source and a twistable elastic fixed circular hoop; a through hole for the fallen and combed banana ear rod to pass through is formed in the center of the cutter head, and the cutter head is driven by a power source to lift up and down integrally; the cutter group synchronous control mechanism is provided with a plurality of annular arrays which take the center of a through hole of the cutter head as the circle center, each cutter group synchronous control mechanism comprises an L-shaped fixed support, a U-shaped block, a first connecting rod, a second connecting rod, an incomplete gear, a sliding block, a vertical guide rail, a spring and a guide shaft, the horizontal edge of the L-shaped fixed support is fixed on the cutter head, the vertical edge of the L-shaped fixed support is perpendicular to the cutter head, the vertical guide rail is vertically arranged on the horizontal edge of the L-shaped fixed support and is parallel to the vertical edge of the L-shaped fixed support, the sliding block is slidably arranged on the vertical guide rail and is positioned between the vertical guide rail and the vertical edge of the L-shaped fixed support, teeth extending from top to bottom are formed on one side surface of the vertical edge of the sliding block facing the L-shaped fixed support, one end of the guide shaft is fixedly connected with the bottom of the sliding block, and the other end of the guide shaft, the spring is sleeved on the guide shaft, one end of the spring is abutted against the bottom of the sliding block, the other end of the spring is abutted against the horizontal edge of the L-shaped fixed support, a U-shaped groove is formed in the top of the vertical edge of the L-shaped fixed support, the incomplete gear is assembled on the U-shaped groove of the L-shaped fixed support, can rotate around the axis of the incomplete gear and is meshed with teeth on the sliding block, the U-shaped block is arranged above the U-shaped groove of the L-shaped fixed support, one end of the first connecting rod is movably hinged to the U-shaped block, the other end of the first connecting rod is connected with the incomplete gear, one end of the second connecting rod is movably hinged to the U-shaped block, the other end of the second connecting rod is movably hinged to the U-shaped groove of the L-shaped fixed support, and the second connecting; the blade body of the hard blade is arranged on one side surface of the U-shaped block facing the center of the through hole of the cutter head and extends upwards perpendicular to the cutter head, the outer side of the upper part of the hard blade is riveted with a soft blade group in an inverted V shape, the soft blade group consists of a left soft blade and a right soft blade which are in mirror symmetry, the end parts of the soft blade groups on every two adjacent hard blades are movably riveted to form an annular enveloping structure capable of enveloping banana spike stems, and the sliding blocks of the plurality of knife group synchronous control mechanisms are connected in series through the twistable elastic fixing circular hoops, under the driving of a power source, the size of the annular enveloping structure enveloping the banana spike stems is adjusted through the combined action of the torsional deformation and the deformation mechanism of the twistable elastic fixed round hoop, therefore, the effect of clamping banana ear stems of different strains and different growth vigors is achieved, and the purpose of self-adapting reducing dropping combing of the banana ear stems is achieved.

The cutter head is a square cutter head, and the power source is provided with four uniformly distributed corners of the square cutter head so as to enable the square cutter head to be stressed uniformly.

The power source is an SMC type double-shaft double-rod cylinder.

Compared with the prior art, the invention has the following advantages and beneficial effects:

1. compared with the traditional manual cutting type comb dropping device, the device disclosed by the invention can automatically adjust the diameter of the annular enveloping structure enveloping the banana ear stems according to the change of the diameters of the banana ear stems when the banana comb is dropped, so that diameter self-adaption comb dropping is realized.

2. Compared with the traditional manual cutting type comb falling device, the annular enveloping structure of the device envelopes the whole banana spike rod, so that the missed cutting is avoided during banana comb falling, and the whole bunch of bananas are combed one by one, removed from the shaft and combed.

3. Compared with the traditional manual cutting type comb dropping device, the device has wide application range and can adapt to the comb dropping of all bananas with different strains and different growth vigors.

4. Compared with the traditional manual cutting type comb falling device, the banana comb falling device has the advantages that the comb falling effect can be guaranteed, banana fruits cannot be cut away, the peel of the banana is not torn or scratched after comb falling, the comb falling section is neat and smooth, secondary treatment is not needed, and the banana after comb falling meets the specific requirements of wholesale and retail in the market.

5. Compared with the traditional manual cutting type comb falling device, the device can reduce the manual physical consumption, reduce the number of operators and greatly reduce the production cost.

6. Compared with the traditional manual cutting type comb dropping device, the device can reduce the incidence of microbial diseases, improve the integral aesthetic property of bananas and ensure healthier eating.

7. Compared with the traditional manual cutting type comb falling device, the device is beneficial to promoting the mechanization level of the postnatal treatment of banana industry.

8. Compared with the traditional manual cutting type comb falling device, the device has the advantages of low energy consumption and low cost, and is beneficial to energy conservation and environmental protection.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a top view of the present invention.

Detailed Description

The present invention will be further described with reference to the following specific examples.

Referring to fig. 1 to 3, the variable-diameter impact plunge-cut banana comb device provided in this embodiment is mainly used for mechanized banana comb combing, and includes a soft blade 1, a hard blade 2, a cutter head 3, a cutter set synchronization control mechanism, a power source 5, and a twistable elastic fixing circular hoop 6; a through hole for the fallen and combed banana ear rod to pass through is formed in the center of the cutter head 3, and the cutter head 3 is driven by a power source 5 to ascend and descend integrally; the cutter group synchronous control mechanism is provided with a plurality of annular arrays which take the center of a through hole of the cutter disc 3 as the circle center, each cutter group synchronous control mechanism comprises an L-shaped fixed support 401, a U-shaped block 402, a first connecting rod 403, a second connecting rod 404, an incomplete gear 405, a sliding block 406, a vertical guide rail 407, a spring 408 and a guide shaft 409, the horizontal edge of the L-shaped fixed support 401 is fixed on the cutter disc 3, the vertical edge of the L-shaped fixed support 401 is perpendicular to the cutter disc 3, the vertical guide rail 407 is vertically arranged on the horizontal edge of the L-shaped fixed support 401 and is parallel to the vertical edge of the L-shaped fixed support 401, the sliding block 406 is slidably arranged on the vertical guide rail 407 and is positioned between the vertical edges of the vertical guide rail 407 and the L-shaped fixed support 401, teeth extending from top to bottom are formed on one side surface of the vertical edge of the sliding block 406 facing the L-shaped fixed support 401, one end of the guide shaft 409 is, the other end of the spring 408 vertically penetrates through the horizontal edge of the L-shaped fixed support 401 and the cutter head 3 downwards in sequence, the spring is sleeved on a guide shaft 409, one end of the spring is abutted against the bottom of the sliding block 406, the other end of the spring is abutted against the horizontal edge of the L-shaped fixed support 401, a U-shaped groove is formed in the top of the vertical edge of the L-shaped fixed support 401, the incomplete gear 405 is assembled on the U-shaped groove of the L-shaped fixed support 401 and can rotate around the axis of the incomplete gear and is meshed with teeth on the sliding block 406, the U-shaped block 402 is arranged above the U-shaped groove of the L-shaped fixed support 401, one end of the first connecting rod 403 is movably hinged on the U-shaped block 402, the other end of the first connecting rod is connected with the incomplete gear 405, one end of the second connecting rod 404 is movably hinged on the U-shaped block 402, the other end of the second connecting rod is movably hinged, deformation mechanisms which jointly form a parallelogram; the blade body of the hard blade 2 is arranged on one side surface of the U-shaped block 402 facing to the center of the through hole of the cutter head 3, and extends upwards perpendicular to the cutter head 3, the outer side of the upper part of the hard blade 2 is riveted with a soft blade group in an inverted V shape, the soft blade group consists of a left soft blade 1 and a right soft blade 1 which are in mirror symmetry, the end parts of the soft blade groups on every two adjacent hard blades 2 are movably riveted to form an annular enveloping structure capable of enveloping banana spike stems, and the sliding blocks 406 of the synchronous control mechanism of a plurality of knife groups are connected in series through the twistable elastic fixed circular hoops 6, under the driving of the power source 5, the size of the annular envelope structure enveloping the banana ear stems is adjusted through the combined action of the torsional deformation and the deformation mechanism of the twistable elastic fixed round hoop 6, therefore, the effect of clamping banana ear stems of different strains and different growth vigors is achieved, and the purpose of self-adapting reducing dropping combing of the banana ear stems is achieved. The cutter disc 3 is a square cutter disc, the power source 5 is an SMC type double-shaft double-rod cylinder, and four uniformly distributed corners of the square cutter disc are provided so that the square cutter disc is stressed uniformly.

The following is a specific operation principle of the variable-diameter impact cut-off type banana combing device in the embodiment:

when the banana comb works, the cutter head 3 integrally moves up and down through the driving of the power source 5, so that the annular envelope structure capable of enveloping the banana spike rods is driven by the cutter group synchronous control mechanism to gather inwards and expand outwards in the horizontal direction, the banana spike rods placed at the center can be tightly enveloped by the annular envelope structure, meanwhile, the banana spike rods at the center are moved downwards in a manual or mechanical mode, the banana comb handle can be cut along the banana spike rods by the annular envelope structure enveloping the banana spike rods, and the whole bunch of bananas can be combed, despinned and combed; meanwhile, the size of the annular enveloping structure for enveloping the banana ear stems is adjusted through the combined action of the torsional deformation and the deformation mechanism of the torsional elastic fixing circular hoop 6, so that the effect of clamping the banana ear stems of different strains and different growth vigors is achieved, and the purpose of self-adapting the diameter-changing comb falling of the banana ear stems is achieved.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so that variations based on the shape and principle of the present invention should be covered within the scope of the present invention.

Claims

1. A variable-diameter impact cut-through banana combing device is characterized by comprising a soft blade (1), a hard blade (2), a cutter head (3), a cutter group synchronous control mechanism, a power source (5) and a twistable elastic fixed circular hoop (6); a through hole for the fallen and combed banana spike rod to pass through is formed in the center of the cutter head (3), and the cutter head (3) is driven by a power source (5) to ascend and descend integrally; the cutter head (3) is a square cutter head, and the power sources (5) are four and are uniformly distributed at four corners of the square cutter head, so that the square cutter head is stressed uniformly; knife tackle synchro control mechanism has a plurality ofly to the through-hole center of blade disc (3) is centre of a circle annular array on blade disc (3), and every knife tackle synchro control mechanism all includes L type fixed bolster (401), U type piece (402), first connecting rod (403), second connecting rod (404), incomplete gear (405), slider (406), vertical guide rail (407), spring (408), guiding axle (409), the horizontal limit of L type fixed bolster (401) is fixed on blade disc (3), and its vertical limit is perpendicular to blade disc (3), vertical guide rail (407) are vertically installed on the horizontal edge of L type fixed bolster (401) to be parallel with the vertical limit of L type fixed bolster (401), slider (406) slidable mounting is on vertical guide rail (407) to be located between the vertical limit of vertical guide rail (407) and L type fixed bolster (401), and this slider (406) are formed with from the last vertical limit side of down extending towards L type fixed bolster (401) The gear tooth that stretches, the one end of guiding axle (409) is fixed with the bottom of slider (406) and is met, its other end is vertical to pass horizontal limit and blade disc (3) of L type fixed bolster (401) down in proper order, spring (408) suit is on guiding axle (409), its one end is contradicted with the bottom of slider (406), its other end is contradicted in the horizontal limit of L type fixed bolster (401), open the U-shaped groove at the vertical limit top of L type fixed bolster (401), incomplete gear (405) assemble can rotate around self axis on the U-shaped groove of L type fixed bolster (401) to with the tooth meshing on slider (406), U type piece (402) is arranged in the U-shaped groove top of L type fixed bolster (401), one end activity hinge joint on U type piece (402) of first connecting rod (403), its other end is connected with incomplete gear (405), one end of the second connecting rod (404) is movably hinged on the U-shaped block (402), the other end of the second connecting rod is movably hinged on a U-shaped groove of the L-shaped fixed support (401), and the second connecting rod (404) is parallel to the first connecting rod (403) to form a parallelogram deformation mechanism together; the utility model discloses a banana ear of grain pole, including blade, U type piece (3), blade, flexible blade group, power supply (5), the blade of stereoplasm blade (2) is installed on the side at U type piece (402) orientation blade disc (3) through-hole center to perpendicular to blade disc (3) upwards extend, the upper portion outside riveting of stereoplasm blade (2) has the soft blade group that is the shape of falling V, soft blade group comprises left and right sides two mirror symmetry's soft blade (1), and the tip activity riveting of the soft blade group on two liang of adjacent stereoplasm blades (2) forms the annular envelope structure that can envelop banana ear of grain pole, and establishes ties together through can twisting elasticity fixed circle hoop (6) between the slider (406) of a plurality of blade group synchro control mechanisms, under the drive of power supply (5), adjusts the size of the annular envelope ear of grain pole through the torsional deformation of the fixed circle hoop of twistable elasticity (6) and the combined action of deformation mechanism, thereby, The banana spike rods with different growth vigors are clamped tightly, and the purpose of self-adapting the diameter-changing falling comb of the banana spike rods is achieved.

2. The variable diameter impact plunge comb device for banana dropping according to claim 1, wherein: the power source (5) is an SMC type double-shaft double-rod cylinder.