CN100382726C

CN100382726C - Lychee core peeling machine

Info

Publication number: CN100382726C
Application number: CNB2006101222724A
Authority: CN
Inventors: 李长友; 陈震; 程红胜
Original assignee: South China Agricultural University
Current assignee: South China Agricultural University
Priority date: 2006-09-20
Filing date: 2006-09-20
Publication date: 2008-04-23
Anticipated expiration: 2026-09-20
Also published as: CN1927070A

Abstract

The invention discloses a lychee pitting and peeling machine, which includes a feeding positioning mechanism, a pitting mechanism, a peeling mechanism and a driving device; it uses a set of power to simultaneously complete the whole process of feeding, positioning, pitting, peeling and returning , the damage to the litchi pulp is very small, and the processing loss rate is very low; the cutter shaft itself can realize reciprocating motion while rotating, the structure is simple, the work is reliable, and the number of core and shell mechanisms can be freely configured, and a set of The power-driven multi-stage configuration is suitable for processing needs of various scales.

Description

Peeling and kernel removing machine for lychee

Technical field

The present invention relates to the fruit processing machine, particularly a kind of peeling and kernel removing machine for lychee.

Background technology

Lichee belongs to tool aril fruit, mainly is distributed in 20 °～28 ° torrid zones of north latitude and subtropical zone, is one of famous and precious fruit in the world.Because the freshness date of lichee is very short, very easily rotten rotting after the collection is the effective way that improves the lichee value so lichee is processed into can or makes the litchi pulp dry product.The biggest problem that exists in the litchi skill process is how to remove fruit stone, to peel off shell by the method for machinery at present, obtains the pulp of lantern shape.

Existing lichee processing method mainly contains following several: a kind of is that the manual stoning heart is peeled off, but this efficient is too low, increases processing cost; Another kind is that impact type is disclosed nuclear, peeling then, and this method is very big to the pulp damage of litchi skill, pulp loss late height, and work efficiency is very low; Also having a kind of is after peeling off, and pulp is squeezed roll into slurry, isolate fruit stone again, but this method can't obtain complete litchi pulp, is not suitable for processing required litchi pulp raw materials such as can, dried fruit, lichee moon cake.

Summary of the invention

The objective of the invention is to overcome the shortcoming that exists in the prior art, the shape that can be kept perfectly after providing a kind of simple in structure, lichee stoning to peel off, processing loss are low, the peeling and kernel removing machine for lychee of easy to operate health.

The objective of the invention is to be achieved through the following technical solutions:

A kind of peeling and kernel removing machine for lychee comprises feeding detent mechanism, stoning mechanism, shelling mechanism and drive unit; Described feeding detent mechanism is arranged on top, comprise a pair of feeding roller 1, refuse rotor 3, outer groove-wheel 5 and the dial 9 of upwards doing rotation in opposite directions, the top of discharging one side of feeding roller 1 is provided with refuse rotor 3, outer groove-wheel 5 is installed on the same axis with refuse rotor 3, and the dial 9 adjacent with outer groove-wheel 5 is installed on another root axle; Described stoning mechanism is arranged on the middle part, comprise feed collet 6, dial 11, finger 12, outer groove-wheel 13, charging tray 14, top board 15, stoning cutter 16, cutter shaft 17, steady pin 18, feather key bevel gear 19, drive bevel gear 20, driven wheel of differential 21 is examined push rod 22 with moving back, dial 11 is installed on the axle, be fixed with finger 12 on the dial 11, outer groove-wheel 13 and the charging tray 14 adjacent with dial 11 are installed on another root axle, have 4 radially equally distributed outer guide grooves on the outer groove-wheel 13, center with charging tray 14 is that symmetric points are on charging tray 14, down, a left side, a feed collet 6 is respectively installed on the right side, wherein Shang Fang feed collet 6 be positioned at feeding roller 1 discharging one side under, top board 15 is fixed on the frame and is adjacent with below feed collet 6 with top feed collet 6 respectively, stoning cutter 16 is connected with cutter shaft 17, the outside wall surface of cutter shaft 17 is provided with the sealing helicla flute that is made of left-handed and right hand helix groove, the pin head that is fixed on the steady pin 18 on the frame is embedded in the sealing helicla flute of cutter shaft 17, feather key bevel gear 19 is installed on the cutter shaft 17, feather key bevel gear 19 is socketed in the bearing that is fixed in frame, feather key bevel gear 19 meshes together with drive bevel gear 20 and driven wheel of differential 21, an end that moves back nuclear push rod 22 is fixed on the frame, on the center line of the unsettled cutter shaft 17 in hollow of the body of rod; Described shelling mechanism is arranged on the bottom, comprises shelling roll 23, material returned bar 24, directed guide plate 25 that a pair of downward work rotates in opposite directions, and the top of shelling roll 23 is provided with material returned bar 24 and the directed guide plate 25 that is fixed on the frame.

The top of charging one side of described feeding roller 1 is provided with material receiving tube 2, and the below of discharging one side is provided with feed conduit 4.

Interlocking has broken shell cutter 7 on the cylindrical end face of described refuse rotor 3.

The blade of described stoning cutter 16 is evenly distributed on the tube wall of same hollow cylindrical tube, and the internal face design has thread.

Described stoning cutter 16 is connected by spiral snap joint with cutter shaft 17.The axle head of cutter shaft 17 adopts loose fit to be mounted in the sliding bearing.

Described material returned bar 24 is socketed on the material returned driving shaft 10, and material returned driving shaft 10 is provided with external spiral groove, and the pin head interlocking that is fixed on the material returned steady pin 8 on the frame is in the external spiral groove of material returned driving shaft 10.

Described drive unit is made of CD-ROM drive motor 26 and gear, driving-chain and driving-belt.Drive unit provides to each motion assembly and rotates and reciprocating power.

Described feeding roller 1, shelling roll 23, material returned driving shaft 10, cutter shaft 17, dial 11 and 9, outer groove-wheel 5 and 13 power source come from same motor.

The present invention is work like this: CD-ROM drive motor 26 provides to each motion assembly by gear, driving-chain and driving-belt and rotates and reciprocating power.In the course of the work, feeding roller 1, stoning cutter 16, cutter shaft 17, shelling roll 23, material returned driving shaft 10, dial 9 and 11 are to rotate continuously; The rotation of refuse rotor 3 and charging tray 14 is intermittently, and the outer groove-wheel 5 and the outer groove-wheel 13 that pass through separately drive, the rotation of these two outer groove-wheels is to be stirred off and on by the finger on the dial separately, dial whenever turns around, stir outer groove-wheel rotation 1/4th circles, intermittently 3/4ths circles enclose thereby driving refuse rotor 3 and charging tray 14 rotate 1/4th; Each feed collet all has four operating positions, be to get material level, stoning position, unloading material level and vacant position successively, getting material level is symmetrical up and down with unloading the core of material level with charging tray 14, stoning position and vacant position are horizontal symmetrical with the core of charging tray 14 then, feed collet 4 can be backed down automatically by top board 15 when getting material level and unloading material level.The effect of driven wheel of differential 21 is to provide power to thereafter stoning cutter shafts at different levels.

When the present invention works, after lichee falls into a pair of cylindrical feeding roller of upwards doing to rotate continuously in opposite directions 1, under the external cylindrical surface effect of feeding roller 1, constantly stir and be the direction of lichee microcephaly indication in order along the lichee heart, the other end towards cylinder feeding roller 1 moves, and regularly arranges to fall into exactly by grain through refuse rotor 3 to be arranged in the feed collet 6 of getting material level; Then along with charging tray 14 rotates 1/4th circles, arriving the stoning position is the position of level over against stoning cutter 16, stoning cutter 16 is under the driving of cutter shaft 17, when rotating a circle, finish reciprocating motion once, realize feed and withdrawing, the feed process grasps fruit stone, and the withdrawing process extracts the core, and the fruit stone that removal takes out under the effect of moving back nuclear push rod 22; Lichee after the stoning is again with charging tray 14 rotation 1/4th circles, moves on to unload i.e. vertically downward the position of material level, and the lichee after the stoning is discharged on the shelling roll 23; The cylindrical shelling roll 23 that rotates in opposite directions by a pair of downward work is peelled off pericarp again, and the pulp of separating is released shelling roll 23 by material returned bar 24.In this process, moving 1/4th circles of charging tray 14 revolutions, refuse rotor 3 is to being arranged in lichee of feed collet row of getting material level and the pericarp of next lichee being scratched, cutter shaft 17 and material returned driving shaft rotate a circle and finish once and move back and forth, stoning cutter 16 extracts the core, simultaneously, shelling roll 23 is correspondingly finished the peeling task one time, and material returned bar 24 is correspondingly finished material returned task one time, this has just realized utilizing same set of power, all processes of having finished feeding, location, stoning, having peeled off at synchronization.

The present invention can carry out the unit operation, also can be configured to single-row twin-stage processing line, the multistage processing line of biserial, and these several processing lines can utilize cover power drive all motion workpieces, the lichee stoning that the adapts to various scales process requirements of peeling off.

The present invention compared with prior art has following advantage and effect:

(1) the present invention is simple in structure, and reliability and stability are strong during work, and the cost of equipment is lower.

(2) very little to the damage of litchi pulp, processing loss is very low.

(3) on the outside wall surface of cutter shaft, be provided with the sealing helicla flute that constitutes by left-handed groove and dextrorotation groove, make cutter shaft when rotating, realize reciprocating motion; And the gyratory directions of cutter shaft is unrestricted.

(4) quantity of stoning shelling mechanism can freely dispose, and can utilize a cover power drive multistage configuration, the lichee stoning that can the adapt to various scales process requirements of peeling off.

Description of drawings

Fig. 1 is the side view of peeling and kernel removing machine for lychee.

Fig. 2 is the side view of single-row multistage processing line configuration.

Fig. 3 is the vertical view of the multistage processing line configuration of biserial.

(feeding roller 1, material receiving tube 2, refuse rotor 3, feed conduit 4, outer groove-wheel 5, feed collet 6, broken shell cutter 7, material returned steady pin 8, dial 9, material returned driving shaft 10, dial 11, finger 12, outer groove-wheel 13, charging tray 14, top board 15, stoning cutter 16, cutter shaft 17, steady pin 18, feather key bevel gear 19, drive bevel gear 20, driven wheel of differential 21, move back nuclear push rod 22, shelling roll 23, material returned bar 24, directed guide plate 25, CD-ROM drive motor 26.)

The specific embodiment

Below in conjunction with embodiment the present invention is done further detailed description, but embodiments of the present invention are not limited thereto.

As shown in Figure 1, peeling and kernel removing machine for lychee comprises feeding detent mechanism, stoning mechanism, shelling mechanism and drive unit; Described feeding detent mechanism is arranged on top, comprise a pair of feeding roller 1, material receiving tube 2, refuse rotor 3, feed conduit 4, broken shell cutter 7, dial 9 and the outer groove-wheel 5 of upwards doing rotation in opposite directions, material receiving tube 2 is positioned at the top of feeding roller 1 one sides, be installed in the top that refuse rotor 3 on the same axis is positioned at feeding roller 1 opposite side with outer groove-wheel 5, feed conduit 4 is positioned at the below of feeding roller 1 opposite side, and 7 interlockings of broken shell cutter are on the cylindrical end face of refuse rotor 3; Described stoning mechanism is arranged on the middle part, comprise feed collet 6, dial 11, finger 12, outer groove-wheel 13, charging tray 14, top board 15, stoning cutter 16, cutter shaft 17, steady pin 18, feather key bevel gear 19, drive bevel gear 20, driven wheel of differential 21 is examined push rod 22 with moving back, dial 11 be installed in one independently axle go up and by bearing fixing on frame, finger 12 is fixed on the dial 11, outer groove-wheel 13 and charging tray 14 are installed on another root axle, have 4 radially equally distributed outer guide grooves on the outer groove-wheel 13, have the overlapping finger installation position of one side of outer guide groove and tangent on the one side that is fixed with finger 12 on the dial 11 and the outer groove-wheel 13; With the center of charging tray 14 be symmetric points thereon, down, left and right a feed collet 6 is installed respectively, wherein Shang Fang feed collet 6 be positioned at feed conduit 4 under, end face is that the top board 15 of arcuate structure is installed in charging tray 9 and two positions up and down of feed collet one side are housed and are fixed on the frame, and the effect of top board 15 is it to be backed down during in upper and lower two positions when feed collet 6; Be connected by spiral snap joint with cutter shaft 17 with the stoning cutter 16 in charging tray 14 is installed in same plane, the blade of stoning cutter 16 is evenly distributed on the tube wall of same hollow cylindrical tube, internal face is provided with thread, design has the sealing helicla flute that is made of left-handed and right hand helix groove on the outside wall surface of cutter shaft 17, the pin head of steady pin 18 is embedded in the sealing helicla flute of cutter shaft, the other end of steady pin 18 is fixed on the frame, feather key bevel gear 19 is installed on the cutter shaft 17, feather key bevel gear 19 is socketed in the bearing that is fixed on the frame, feather key bevel gear 19 meshes together with drive bevel gear 20 and driven wheel of differential 21, an end that moves back nuclear push rod 22 is fixed on the frame, on the center line of the unsettled cutter shaft 17 in hollow of the body of rod; Described shelling mechanism is arranged on the bottom, comprise cylindrical shelling roll 23, material returned bar 24, directed guide plate 25, material returned steady pin 8, material returned driving shaft 10 that a pair of downward work rotates in opposite directions, material returned bar 24 is socketed on the material returned driving shaft 10 and is installed in the top of shelling roll 23, directed guide plate 25 is installed in the top of shelling roll 23 and is fixed on the frame, the pin head interlocking of material returned steady pin 8 is in the external spiral groove of material returned driving shaft 10, and the other end of material returned steady pin 8 is fixed on the frame.Described drive unit is made of CD-ROM drive motor 26 and gear, driving-chain and driving-belt.Drive unit provides to each motion assembly and rotates and reciprocating power; Wherein feeding roller 1, shelling roll 23, dial 9 and 11, outer groove-wheel 5 and 13 power source all come from CD-ROM drive motor 26, and are connected with CD-ROM drive motor 26 by gear, driving-chain and driving-belt.

As shown in Figure 2, the present invention can be assembled into single-row multistage processing line.Single-row multistage configuration is every group of feeding detent mechanism, stoning mechanism, shelling mechanism in a row side by side, is power source the centre that CD-ROM drive motor is arranged on processing line, overlaps power simultaneously to the both sides transmitting power with one.

As shown in Figure 3, the present invention can be assembled into the multistage processing line of biserial.The multistage configuration of biserial is every group of feeding detent mechanism, stoning mechanism, shelling mechanism in a row side by side, constitute a single-row multistage processing line, then two single-row multistage processing lines are become two-wire side by side, is power source the central authorities that CD-ROM drive motor is arranged on processing line, overlaps power simultaneously to two single-row multistage processing line transmitting powers with one.The power of the single-row multistage processing line of wherein each also all is from middle both sides transferring power.

Claims

1. A lychee core removal and shelling machine, comprising a driving device, is characterized in that: it also includes a feed positioning mechanism, a core removal mechanism and a peeling mechanism; Feed roller, discharge wheel, outer grooved wheel and dial, and a discharge wheel is arranged above the discharge side of the feed roller. The outer grooved wheel and the discharge wheel are installed on the same shaft, and the outer grooved wheel is adjacent to the outer grooved wheel. The dial is installed on another shaft; the denucleating mechanism is arranged in the middle, including material clips, dials, dial pins, outer sheaves, material trays, top plates, nuclear knives, cutter shafts, fixed pins, and sliding keys Bevel gears, driving bevel gears, driven bevel gears and ejector rods, the dial is installed on one shaft, the dial is fixed with a dial pin, and the outer sheave and material tray adjacent to the dial are installed on the other On the root shaft, there are 4 outer guide grooves evenly distributed in the radial direction on the outer sheave, and a material clip is installed on the upper, lower, left and right sides of the material plate with the center of the material plate as the symmetrical point, and the upper one The material clip is located directly below the discharge side of the feed roller. The top plate is fixed on the frame and adjacent to the upper material clip and the lower material clip respectively. The coring knife is connected with the cutter shaft. There is a closed spiral groove composed of left-handed and right-handed spiral grooves. The pin head of the fixed pin fixed on the frame is embedded in the closed spiral groove of the cutter shaft. A feather key bevel gear and a feather key bevel gear sleeve are installed on the cutter shaft. Connected in the bearing fixed on the frame, the feather key bevel gear meshes with the driving bevel gear and the driven bevel gear, one end of the ejector rod is fixed on the frame, and the rod body is suspended on the center line of the hollow cutter shaft ; The shelling mechanism is arranged on the bottom, including a pair of shelling rollers, stripping rods and directional guides that rotate in opposite directions downwards, and the top of the shelling rollers is provided with a stripping rod and a directional guide fixed on the frame plate.

2. The lychee kernel and sheller according to claim 1, characterized in that: a feeding pipe is arranged above the feeding side of the feeding roller, and a feeding conduit is arranged below the discharging side.

3. The machine for removing cores and shells of lychees according to claim 1, characterized in that: a shell breaking knife is embedded on the outer circular end surface of the discharge wheel.

4. The litchi pitting and shelling machine according to claim 1, characterized in that: the cutting edge of the pitting knife is evenly distributed on the tube wall of the same hollow cylindrical tube, and the inner wall surface is designed with screw teeth.

5. The lychee pitting and shelling machine according to claim 1, characterized in that: the pitting knife is connected to the knife shaft through a spiral quick joint.

6. The lychee kernel and sheller according to claim 1, characterized in that: the stripping rod is sleeved on the stripping drive shaft, and the stripping drive shaft is provided with an outer spiral groove, which is fixed on the frame The pin head of the material return fixed pin is embedded in the outer spiral groove of the material return drive shaft.

7. The lychee dekering and shelling machine according to claim 1, wherein the driving device is composed of a driving motor and gears, a transmission chain and a transmission belt.