CN209768894U - Longan peeling and pitting machine - Google Patents

Abstract

The utility model discloses a longan husking and pitting machine, which comprises a machine case, wherein the upper end of the machine case is provided with an installation panel; the mounting panel is sequentially provided with a kernel cutting device, a kernel beating device, a meat beating device and a skin taking device in a clockwise direction; the middle part of the mounting panel is provided with a feeding device; the feeding device respectively feeds the core cutting device, the core beating device, the meat beating device and the skin taking device in a movable fit manner through rotation; the nuclear cutting knife fixing plate is provided with a nuclear cutting knife fixing seat, a nuclear cutting knife and a nuclear cutting knife rotating motor respectively; the nuclear cutting knife fixing plate is also connected with a nuclear cutting knife cylinder; the bottom of the core cutting knife fixing seat is provided with a core cutting knife turntable; the rotary disc of the nuclear cutting knife is in transmission connection with a rotary motor of the nuclear cutting knife through a belt; the utility model is simple in operation, maintain convenient reliable operation, the separation of shell meat is thorough, but furthest keeps the integrality of pulp when digging the nuclear, and the juice runs off fewly, realizes automatic water-flowing operation, and the unit output is high.

Description

Longan peeling and pitting machine

Technical Field

The utility model relates to an agricultural product processing technology field, especially are a longan peeling and pitting machine.

background

Longan is named longan and fructus alpiniae oxyphyllae, and is a sapinduceae. Longan has the effects of nourishing yin and tonifying kidney, strengthening the middle warmer and replenishing qi, moistening lung, stimulating appetite and benefiting spleen, and can be used for treating weakness after illness, anemia and chlorosis, neurasthenia, postpartum hemophthisis and the like. Is a famous tropical special fruit for both food and medicine. The planting history of Chinese longans is long, and the Chinese longans are the main producing countries of longans in the world.

The longan with wide planting area and large yield in south China has strong season of longan harvest and short storage period of the ripe fresh longan fruits, so fruit growers urgently need to quickly prepare the longan into dried longan. The longan dry meat is black brown, poor in quality and easy to grow worms, and the shells and the kernels which have no utilization value are dried together, so that the energy consumption in drying is increased. The other method is to dry the dried longan pulp after the fresh longan fruit is peeled and denucleated, and the dried longan pulp prepared by the method has orange color, good quality and easy preservation, so the value is increased by several times compared with the directly prepared dried longan fruit, and the method is a good method which is beneficial to fruit growers and consumers. However, the prior husking and denucleation needs manual operation, so that the production efficiency is low and the sanitary requirement is not met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a longan peeling and coring machine.

in order to overcome the defects in the prior art, the utility model adopts the following technical scheme:

a longan husking and pitting machine comprises a machine case, wherein the upper end of the machine case is provided with a mounting panel;

wherein: the mounting panel is sequentially provided with a kernel cutting device, a kernel beating device, a meat beating device and a skin taking device in a clockwise direction; the middle part of the mounting panel is provided with a feeding device; the feeding device respectively feeds the core cutting device, the core beating device, the meat beating device and the skin taking device in a movable fit manner through rotation.

Further, the core cutting device comprises a core cutting guide rail; the nuclear cutting guide rail is respectively provided with a nuclear cutting knife fixing plate and a nuclear cutting pressure head mounting plate from bottom to top through a sliding bearing; the nuclear cutting knife fixing plate is provided with a nuclear cutting knife fixing seat, a nuclear cutting knife and a nuclear cutting knife rotating motor respectively; the nuclear cutting knife fixing plate is also connected with a nuclear cutting knife cylinder; the bottom of the core cutting knife fixing seat is provided with a core cutting knife turntable; the rotary disc of the nuclear cutting knife is in transmission connection with the rotary motor of the nuclear cutting knife through a belt.

Furthermore, the core cutter comprises a cylindrical core cutter and a sheet core cutter, and the cylindrical core cutter and the core cutter rotary disc are connected through a shaft and rotatably mounted on the core cutter fixing seat; a top skin fixing rod is arranged inside the columnar nucleus cutting knife; the top skin fixing rod penetrates through the columnar nucleus cutting knife; the sheet-shaped nuclear cutting knife is arranged on two sides of the columnar nuclear cutting knife through a nuclear cutting knife blade fixing frame.

Further, a nuclear cutting pressure head and a nuclear cutting mould limiting block are respectively arranged on the bottom surface of the nuclear cutting pressure head mounting plate; the top surface of the nucleus cutting pressure head mounting plate is connected with a nucleus cutting pressure head cylinder; the core cutting pressure head mainly comprises a core ejecting rod, a core cutting guide pressure head and a core cutting reset spring; the core ejecting rod penetrates through the core cutting guide pressure head and the core cutting reset spring; the core cutting guide pressure head is connected with the core cutting reset spring.

Further, the nuclear hitting device comprises a nuclear hitting guide rail; the coring guide rail is respectively provided with a coring pressure head mounting plate and a coring pressure head cylinder mounting plate from bottom to top through a sliding bearing; the bottom surface of the coring pressure head mounting plate is respectively provided with a coring pressure head and a coring die limiting block; a nucleus beating cylinder is arranged on the nucleus beating pressure head cylinder mounting plate; and a piston rod of the coring cylinder is connected with the coring pressure head mounting plate.

Furthermore, the coring pressure head mainly comprises a coring guide pressure head, a coring rod and a coring return spring; the core striking reset spring and the core striking rod are arranged inside the core striking guide pressure head, and the core striking rod penetrates through the core striking guide pressure head and the core striking reset spring; and the coring guide pressure head is connected with the coring reset spring.

Further, the meat beating device comprises a meat beating guide rail; the meat beating guide rail is respectively provided with a meat beating pressure head mounting plate and a meat beating pressure head cylinder mounting plate from bottom to top through a sliding bearing; the bottom surface of the meat beating pressure head mounting plate is respectively provided with a meat beating pressure head and a meat beating mould limiting block; a meat beating cylinder is arranged on the meat beating pressure head cylinder mounting plate; and a piston rod of the meat beating cylinder is connected with the meat beating pressure head mounting plate.

Furthermore, the meat beating pressure head mainly comprises a meat beating guide pressure head, a meat beating rod and a meat beating return spring; the meat beating reset spring and the meat beating rod are arranged inside the meat beating guide pressure head, and the meat beating rod penetrates through the meat beating guide pressure head and the meat beating reset spring; the meat beating guide pressure head is connected with the meat beating return spring; the meat beating mould limiting block is integrally in an inverted concave shape, and a matching groove with a downward and outward opening is formed in the meat beating mould limiting block.

Furthermore, the skin taking device comprises a fixed seat and a skin taking plate fixed support; the leather taking plate fixing bracket is provided with a leather taking rotating shaft; the skin taking rotating shaft is provided with a skin taking plate; one end of the skinning rotating shaft is provided with a connecting rod; a peeling cylinder is arranged between the connecting rod and the fixed seat; the bottom of the peeling cylinder is arranged on the fixed seat, and a piston rod of the peeling cylinder is connected with the connecting rod.

Further, the feeding device comprises a rotating disc, a divider and a transmission motor; the rotating disc is provided with a plurality of clamping molds; the rotating disc is in transmission connection with the divider through a connecting flange; the divider is in transmission connection with the transmission motor through a roller chain; the clamping die comprises a die cavity; a mold rotating shaft is arranged on the inner wall of the mold cavity; one end of the mould rotating shaft is provided with a mould opening and closing control block; the mould rotating shaft is respectively provided with a mould block and a hemispherical clamp; the bottom of the hemispherical clamp is provided with a longan fixing nail; and a clamp reset spring is arranged between the bottom surface of the middle part of the mold rotating shaft and the inner wall of the mold cavity.

the utility model has the advantages that:

1. The longan pulp processing equipment has the advantages that the longan pulp processing equipment is high in automation degree and production efficiency, the situation of manual operation of husking and denucleating during the production of dried longan pulp at present can be thoroughly changed, the difficulties that fresh fruits are difficult to process in real time due to the fact that the manual operation does not meet sanitary requirements, the efficiency is low, the manpower is insufficient and the like are overcome, automatic flow operation is realized, and the single-machine yield is high.

2. The utility model is simple in operation, maintain convenient reliable operation, the separation of shell meat is thorough, can furthest keep the integrality of pulp when digging the nuclear, and the juice runs off fewly.

3. The utility model relates to an ingenious, simple structure, the component adopts the processing of general part as far as possible, and special parts complete machine cost is lower, has both been applicable to the use on the automatic production line of food factory, also is fit for fruit grower, and easy popularization and application, economic benefits and social prospect are good.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, do not constitute a limitation of the invention, and in which:

fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;

Fig. 2 is a schematic view of the overall structure of a nuclear cutting device according to embodiment 1 of the present invention;

FIG. 3 is a schematic structural view of a nuclear knife in embodiment 1 of the present invention;

fig. 4 is a schematic structural view of a nuclear striking device in embodiment 1 of the present invention;

Fig. 5 is a schematic structural view of a nuclear striking device in embodiment 1 of the present invention;

FIG. 6 is a schematic structural view of a meat beating device in embodiment 1 of the present invention;

Fig. 7 is a schematic structural view of a skin taking device in embodiment 1 of the present invention;

FIG. 8 is a schematic structural view of a feeding device in accordance with embodiment 1 of the present invention;

Fig. 9 is a schematic structural view of a clamping mold according to embodiment 1 of the present invention;

Fig. 10 is a schematic structural view of a nuclear knife according to embodiment 2 of the present invention;

Fig. 11 is a schematic view of the overall structure of embodiment 2 of the present invention;

Fig. 12 is a schematic view of the overall structure of embodiment 2 of the present invention.

In the drawings: 1-a chassis; 2-installing a panel; 3-cutting the core guide rail; 4-a sliding bearing; 5-fixing a plate of a nuclear cutting knife; 6-cutting the nucleus pressure head mounting plate; 7-a core cutter fixing seat; 8-cutting the core knife; 9-a rotary motor of the nuclear cutting knife; 10-a nuclear cutting knife cylinder; 11-a rotary table of a nuclear cutting knife; 12-a columnar nucleus cutter; 13-a sheet-shaped nucleus cutter; 14-top leather fixing rod; 15-a core cutter blade fixing frame; 16-cutting a nuclear pressure head; 17-cutting the nuclear mould limited block; 18-a core cutting pressure head cylinder; 19-a top nuclear rod; 20-cutting the core and guiding the pressure head; 21-a core cutting reset spring; 22-a coring guide rail; 23-coring a pressure head mounting plate; 24-installing a nuclear striking pressure head cylinder; 25-coring pressure head; 26-a nucleating die limiting block; 27-a coring cylinder; 28-coring and guiding a pressure head; 29-coring rod; 30-a coring return spring; 31-beating guide rail; 32-beating meat pressure head mounting plate; 33-beating pressure head cylinder mounting plate; 34-beating meat head; 35-a meat beating mold limiting block; 36-a meat beating cylinder; 37-beating meat guiding pressure head; 38-beating meat stalks; 39-beating reset spring; 40-a fixed seat; 41-a fixing bracket for a skin taking plate; 42-a skin taking rotating shaft; 43-taking a leather plate; 44-a connecting rod; 45-a peeling cylinder; 46-rotating the disc; 47-a segmenter; 48-a drive motor; 49-clamping the mold; 50-a connecting flange; 51-a roller chain; 52-a mold cavity; 53-mold rotation axis; 54-a mold opening and closing control block; 55-a mold block; 56-hemispherical clamp; 57-longan fixing nails; 58-clamp return spring; 59-columnar tooth-shaped nucleus cutting knife; 60-an electric box; 61-a heat dissipation fan; 62-longan seed conveyer belt; 63-a reduction motor; 64-meet the meat bucket; 65-taking a leather cover; 66-the work bench.

Detailed Description

the present invention will be described in detail with reference to the drawings and specific embodiments, and the exemplary embodiments and descriptions of the present invention are used to explain the present invention, but not to limit the present invention.

example 1:

as shown in fig. 1 to 9, the embodiment of the present invention provides a longan peeling and pitting machine, which includes a case 1, wherein an installation panel 2 is arranged at the upper end of the case 1;

the mounting panel 2 is sequentially provided with a kernel cutting device, a kernel beating device, a meat beating device and a skin taking device in a clockwise direction; the middle part of the mounting panel 2 is provided with a feeding device; the feeding device respectively feeds the core cutting device, the core beating device, the meat beating device and the skin taking device in a movable fit manner through rotation.

Specifically, in the embodiment, the core cutting device includes a core cutting guide rail 3; the nuclear cutting guide rail 3 is respectively provided with a nuclear cutting knife fixing plate 5 and a nuclear cutting pressure head mounting plate 6 from bottom to top through a sliding bearing 4; the nuclear cutting knife fixing plate 5 is respectively provided with a nuclear cutting knife fixing seat 7, a nuclear cutting knife 8 and a nuclear cutting knife rotating motor 9; the nuclear cutting knife fixing plate 5 is also connected with a nuclear cutting knife cylinder 10; the bottom of the core cutting knife fixing seat 7 is provided with a core cutting knife rotating disc 11; the nuclear cutting knife turntable 11 is in transmission connection with the nuclear cutting knife rotating motor 9 through a belt. The rotary table 11 of the nuclear cutting knife is driven by the rotary motor 9 of the nuclear cutting knife and a belt to rotate, so that the nuclear cutting knife 8 rotates to cut the nuclear.

Specifically, in the present embodiment, the core cutting knife 8 includes a cylindrical core cutting knife 12 and a sheet core cutting knife 13, and the cylindrical core cutting knife 12 and the core cutting knife turntable 11 are rotatably mounted on the core cutting knife fixing seat 7 through a shaft; a top skin fixing rod 14 is arranged inside the columnar nucleus cutting knife 12; the top skin fixing rod 14 penetrates through the columnar nucleus cutting knife 12; the sheet-shaped nucleus cutting knife 13 is arranged at two sides of the columnar nucleus cutting knife 12 through a nucleus cutting knife blade fixing frame 15. The columnar kernel cutting knife 12 cuts the kernel and the pulp of the longan through rotation, and the sheet kernel cutting knife 13 cuts two notches in the shell of the longan in advance, so that the subsequent pulp and the shell of the longan can be conveniently separated. The top bark fixing rod 14 is used for fixing the longan and is convenient for the kernel cutting knife 8 to cut the longan into kernels.

specifically, in the present embodiment, the bottom surface of the nucleus cutting pressure head mounting plate 6 is respectively provided with a nucleus cutting pressure head 16 and a nucleus cutting mold limiting block 17; the top surface of the nucleus cutting pressure head mounting plate 6 is connected with a nucleus cutting pressure head cylinder 18; the nucleus cutting pressure head 16 mainly comprises a nucleus pushing rod 19, a nucleus cutting guide pressure head 20 and a nucleus cutting return spring 21; the core ejecting rod 19 penetrates through the core cutting guide pressure head 20 and the core cutting return spring 21; the nucleus cutting guide pressure head 20 is connected with the nucleus cutting return spring 21. The kernel cutting pressure head 16 is driven by the kernel cutting pressure head cylinder 18 to realize the actions of ascending and descending, and the kernel cutting guide pressure head 20 fixes the longan by the constant elasticity of the kernel cutting return spring 21, so that the longan pulp is not crushed.

specifically, in this embodiment, the nuclear hitting device includes a nuclear hitting guide rail 22; the coring guide rail 22 is respectively provided with a coring pressure head mounting plate 23 and a coring pressure head cylinder mounting plate 24 from bottom to top through a sliding bearing 4; the bottom surface of the nuclear striking pressure head mounting plate 23 is respectively provided with a nuclear striking pressure head 25 and a nuclear striking mould limiting block 26; the nucleus beating pressure head cylinder mounting plate 24 is provided with a nucleus beating cylinder 27; the piston rod of the coring cylinder 27 is connected with the coring pressure head mounting plate 23.

Specifically, in the present embodiment, the coring press head 25 mainly includes a coring guide press head 28, a coring rod 29 and a coring return spring 30; the coring return spring 30 and the coring rod 29 are arranged inside the coring guide pressure head 28, and the coring rod 29 penetrates through the coring guide pressure head 28 and the coring return spring 30; the coring guide ram 28 is connected to the coring return spring 30. The kernel beating press head 25 is driven by the kernel beating press head cylinder to realize the actions of ascending and descending, the kernel beating guide press head 28 fixes the longan through the constant elasticity of the kernel beating return spring 30, and the kernel of the longan is separated from the pulp through the kernel beating rod 29.

Specifically, in this embodiment, the meat beating device includes a meat beating guide rail 31; the meat beating guide rail 31 is respectively provided with a meat beating pressure head mounting plate 32 and a meat beating pressure head cylinder mounting plate 33 from bottom to top through a sliding bearing 4; the bottom surface of the meat beating pressure head mounting plate 32 is respectively provided with a meat beating pressure head 34 and a meat beating mould limiting block 35; a meat beating cylinder 36 is arranged on the meat beating pressure head cylinder mounting plate 33; the piston rod of the meat beating cylinder 36 is connected with the meat beating pressure head mounting plate 32.

Specifically, in the embodiment, the meat beating pressure head 34 mainly comprises a meat beating guide pressure head 37, a meat beating rod 38 and a meat beating return spring 39; the meat beating return spring 39 and the meat beating rod 38 are arranged inside the meat beating guide pressure head 37, and the meat beating rod 38 penetrates through the meat beating guide pressure head 37 and the meat beating return spring 39; the meat beating guide pressure head 37 is connected with the meat beating return spring 39; the meat beating mould limiting block 35 is integrally in an inverted concave shape, and a matching groove with a downward and outward opening is formed in the meat beating mould limiting block 35. The meat beating press head 34 is driven by a meat beating cylinder 36 to realize the actions of ascending and descending, the meat beating guide press head 37 fixes the longan by the constant elasticity of a meat beating return spring 39, and the pulp of the longan is separated from the shell by a meat beating rod 38; the pulp beating die limiting block 35 controls opening and closing of the clamping die, after pulp of the longans is separated from the shell, the clamping die is opened, the pulp of the longans drops from the bottom of the clamping die, and the longan pulp is collected by a pre-prepared collecting box.

specifically, in the present embodiment, the skin removing device includes a fixing seat 40 and a skin removing plate fixing bracket 41; the leather taking plate fixing bracket 41 is provided with a leather taking rotating shaft 42; the skinning rotating shaft 42 is provided with a skinning plate 43; one end of the skinning rotating shaft 42 is provided with a connecting rod 44; a skinning cylinder 45 is arranged between the connecting rod 44 and the fixed seat 40; the bottom of the skinning cylinder 45 is arranged on the fixed seat 40, and a piston rod of the skinning cylinder 45 is connected with the connecting rod 44. The peeling plate 43 rotates clockwise along with the contraction of the peeling cylinder 45, and the peeling cylinder 45 rotates anticlockwise along with the expansion; the peel taking plate 43 penetrates through a clamping gap of the clamping die to clean the longan shell (peel) on the clamping die.

Specifically, in this embodiment, the feeding device includes a rotating disc 46, a divider 47 and a transmission motor 48; a plurality of clamping molds 49 are arranged on the rotating disc 46; the rotating disc 46 is in transmission connection with the divider 47 through a connecting flange 50; the divider 47 is in transmission connection with the transmission motor 48 through a roller chain 51; the divider 47 provides for an orderly feed of the rotating disk 46. The clamping die 49 includes a die cavity 52; a mould rotating shaft 53 is arranged on the inner wall of the mould cavity 52; a mold opening and closing control block 54 is installed at one end of the mold rotating shaft 53; the mold opening and closing control block 54 is respectively matched with the nuclear cutting mold limiting block 17, the nuclear beating mold limiting block 26 and the meat beating mold limiting block 35 to control the opening and closing of the clamping mold 49. The mould rotating shaft 53 is respectively provided with a mould block 55 and a hemispherical clamp 56; the bottom of the hemispherical clamp 56 is provided with a longan fixing nail 57; and a clamp return spring 58 is arranged between the bottom surface of the middle part of the mould rotating shaft 53 and the inner wall of the mould cavity 52. The hemispherical clamp 56 is used for clamping the longan, and the bottom of the hemispherical clamp 56 is provided with an longan fixing nail 57 for fixing the shell of the longan. The clamp return spring 58 is used to return the hemispherical clamp 56 after the work is completed.

As will be further described with respect to this embodiment 1,

The working principle is as follows: the longan to be processed is placed on the vacant clamping die 49, the hemispherical clamp 56 is used for clamping the longan, and the longan fixing nail 57 arranged at the bottom of the hemispherical clamp 56 is used for fixing the shell of the longan. The clamp return spring 58 is used for returning the hemispherical clamp 56 after the work is finished; the clamping die 49 is driven by the rotating disc 46 to realize rotating feeding, and the rotating disc 46 is connected with the divider 47 to realize stepping feeding; when the clamping die 49 moves to the position right below the core cutting device, the core cutting pressure head 16 is driven by the core cutting pressure head cylinder 18 to realize ascending and descending actions, the core cutting guide pressure head 20 fixes the longan by the constant elasticity of the core cutting reset spring 21 without damaging the longan pulp, and the core cutting knife rotating disc 11 is driven by the core cutting knife rotating motor 9 and the belt to rotate, so that the core cutting knife 8 rotates to cut the core; the columnar kernel cutting knife 12 cuts the kernel and the pulp of the longan through rotation, and the sheet kernel cutting knife 13 cuts two notches in the shell of the longan in advance, so that the subsequent pulp and the shell of the longan can be conveniently separated. The top bark fixing rod 14 is used for fixing the longan and is convenient for the kernel cutting knife 8 to cut the longan into kernels.

the kernel beating press head 25 is driven by the kernel beating press head cylinder to realize the actions of ascending and descending, the kernel beating guide press head 28 fixes the longan through the constant elasticity of the kernel beating return spring 30, and the kernel of the longan is separated from the pulp through the kernel beating rod 29.

The beating press head 34 is driven by the beating cylinder 36 to realize the actions of ascending and descending, the beating guide press head 37 fixes the longan by the constant elasticity of the beating return spring 39, and the longan pulp is separated from the shell by the beating rod 38; the pulp beating die limiting block 35 controls the opening and closing of the clamping die 49, after the pulp of the longan is separated from the shell, the clamping die 49 is opened, the pulp of the longan falls off from the bottom of the clamping die 49, and the longan pulp is collected by a pre-prepared collecting box.

the peeling plate 43 rotates clockwise along with the contraction of the peeling cylinder 45, and the peeling cylinder 45 rotates anticlockwise along with the expansion; the peeling plate 43 penetrates through the clamping gap of the clamping die 49, and the longan shell (peel) on the clamping die 49 is cleaned.

Example 2:

as shown in fig. 10 to 12, this embodiment provides a longan peeling and pitting machine, based on the original embodiment of example 1, the columnar kernel cutting knife 12 is replaced by a columnar toothed kernel cutting knife 59, the upper end of the columnar toothed kernel cutting knife 59 is a toothed blade, the kernel cutting guide pressure head 20 fixes the longan by the constant elasticity of the kernel cutting return spring 21, so that the longan pulp is not crushed, the kernel cutting knife rotary disc 11 is driven by the kernel cutting knife rotating motor 9 and the belt to rotate, and further the kernel cutting knife 8 rotates to cut the kernel; after the longan is fixed by the top peel fixing rod 14, the columnar tooth-shaped kernel cutting knife 59 is firstly inserted into a pedicle structure of a longan kernel, the kernel and the pulp of the longan are cut by rotation, and the flaky kernel cutting knife 13 cuts two notches in the shell of the longan in advance, so that the subsequent pulp and the shell of the longan are conveniently separated.

On the basis of the original implementation scheme of the embodiment 1, a workbench 66 and an electric box 60 are additionally arranged on the case 1, and a cooling fan 61 is installed on the electric box 60; a longan seed conveying belt 62 is additionally arranged below the seed beating device and is used for collecting longan seeds; a speed reducing motor 63 is arranged on the longan seed conveying belt 62; a meat receiving bucket 64 is additionally arranged below the meat beating device and used for collecting the longan pulp; a skin taking cover 65 is additionally arranged above the skin taking device and is used for collecting the longan skin.

The technical solutions provided by the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained herein by using specific examples, and the descriptions of the above embodiments are only applicable to help understand the principles of the embodiments of the present invention; meanwhile, for a person skilled in the art, according to the embodiments of the present invention, there may be variations in the specific implementation manners and application ranges, and in summary, the content of the description should not be construed as a limitation to the present invention.

Claims (10)

1. a longan husking and pitting machine comprises a machine case, wherein the upper end of the machine case is provided with a mounting panel; the method is characterized in that:

the mounting panel is sequentially provided with a kernel cutting device, a kernel beating device, a meat beating device and a skin taking device in a clockwise direction; the middle part of the mounting panel is provided with a feeding device; the feeding device respectively feeds the core cutting device, the core beating device, the meat beating device and the skin taking device in a movable fit manner through rotation.

2. the longan peeling and pitting machine as claimed in claim 1, wherein:

The core cutting device comprises a core cutting guide rail; the nuclear cutting guide rail is respectively provided with a nuclear cutting knife fixing plate and a nuclear cutting pressure head mounting plate from bottom to top through a sliding bearing; the nuclear cutting knife fixing plate is provided with a nuclear cutting knife fixing seat, a nuclear cutting knife and a nuclear cutting knife rotating motor respectively; the nuclear cutting knife fixing plate is also connected with a nuclear cutting knife cylinder; the bottom of the core cutting knife fixing seat is provided with a core cutting knife turntable; the rotary disc of the nuclear cutting knife is in transmission connection with the rotary motor of the nuclear cutting knife through a belt.

3. The longan peeling and pitting machine as claimed in claim 2, wherein:

the core cutting knife comprises a columnar core cutting knife and a sheet core cutting knife, and the columnar core cutting knife and the core cutting knife rotary disc are connected through a shaft and rotatably arranged on the core cutting knife fixing seat; a top skin fixing rod is arranged inside the columnar nucleus cutting knife; the top skin fixing rod penetrates through the columnar nucleus cutting knife; the sheet-shaped nuclear cutting knife is arranged on two sides of the columnar nuclear cutting knife through a nuclear cutting knife blade fixing frame.

4. The longan peeling and pitting machine as claimed in claim 2, wherein:

The bottom surface of the nucleus cutting pressure head mounting plate is respectively provided with a nucleus cutting pressure head and a nucleus cutting mould limiting block; the top surface of the nucleus cutting pressure head mounting plate is connected with a nucleus cutting pressure head cylinder; the core cutting pressure head mainly comprises a core ejecting rod, a core cutting guide pressure head and a core cutting reset spring; the core ejecting rod penetrates through the core cutting guide pressure head and the core cutting reset spring; the core cutting guide pressure head is connected with the core cutting reset spring.

5. The longan peeling and pitting machine as claimed in claim 1, wherein:

the core beating device comprises a core beating guide rail; the coring guide rail is respectively provided with a coring pressure head mounting plate and a coring pressure head cylinder mounting plate from bottom to top through a sliding bearing; the bottom surface of the coring pressure head mounting plate is respectively provided with a coring pressure head and a coring die limiting block; a nucleus beating cylinder is arranged on the nucleus beating pressure head cylinder mounting plate; and a piston rod of the coring cylinder is connected with the coring pressure head mounting plate.

6. The longan peeling and pitting machine as claimed in claim 5, wherein:

the nuclear striking pressure head mainly comprises a nuclear striking guide pressure head, a nuclear striking rod and a nuclear striking return spring; the core striking reset spring and the core striking rod are arranged inside the core striking guide pressure head, and the core striking rod penetrates through the core striking guide pressure head and the core striking reset spring; and the coring guide pressure head is connected with the coring reset spring.

7. The longan peeling and pitting machine as claimed in claim 1, wherein:

The meat beating device comprises a meat beating guide rail; the meat beating guide rail is respectively provided with a meat beating pressure head mounting plate and a meat beating pressure head cylinder mounting plate from bottom to top through a sliding bearing; the bottom surface of the meat beating pressure head mounting plate is respectively provided with a meat beating pressure head and a meat beating mould limiting block; a meat beating cylinder is arranged on the meat beating pressure head cylinder mounting plate; and a piston rod of the meat beating cylinder is connected with the meat beating pressure head mounting plate.

8. The longan peeling and pitting machine as claimed in claim 7, wherein:

The meat beating pressure head mainly comprises a meat beating guide pressure head, a meat beating rod and a meat beating return spring; the meat beating reset spring and the meat beating rod are arranged inside the meat beating guide pressure head, and the meat beating rod penetrates through the meat beating guide pressure head and the meat beating reset spring; the meat beating guide pressure head is connected with the meat beating return spring; the meat beating mould limiting block is integrally in an inverted concave shape, and a matching groove with a downward and outward opening is formed in the meat beating mould limiting block.

9. The longan peeling and pitting machine as claimed in claim 1, wherein:

The skin taking device comprises a fixed seat and a skin taking plate fixed support; the leather taking plate fixing bracket is provided with a leather taking rotating shaft; the skin taking rotating shaft is provided with a skin taking plate; one end of the skinning rotating shaft is provided with a connecting rod; a peeling cylinder is arranged between the connecting rod and the fixed seat; the bottom of the peeling cylinder is arranged on the fixed seat, and a piston rod of the peeling cylinder is connected with the connecting rod.

10. the longan peeling and pitting machine as claimed in claim 1, wherein:

The feeding device comprises a rotating disc, a divider and a transmission motor; the rotating disc is provided with a plurality of clamping molds; the rotating disc is in transmission connection with the divider through a connecting flange; the divider is in transmission connection with the transmission motor through a roller chain; the clamping die comprises a die cavity; a mold rotating shaft is arranged on the inner wall of the mold cavity; one end of the mould rotating shaft is provided with a mould opening and closing control block; the mould rotating shaft is respectively provided with a mould block and a hemispherical clamp; the bottom of the hemispherical clamp is provided with a longan fixing nail; and a clamp reset spring is arranged between the bottom surface of the middle part of the mold rotating shaft and the inner wall of the mold cavity.