CN110269258B - Mechanical peeling system for pepper peeling and peeling method thereof - Google Patents
Mechanical peeling system for pepper peeling and peeling method thereof Download PDFInfo
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- CN110269258B CN110269258B CN201910731775.9A CN201910731775A CN110269258B CN 110269258 B CN110269258 B CN 110269258B CN 201910731775 A CN201910731775 A CN 201910731775A CN 110269258 B CN110269258 B CN 110269258B
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- 235000002566 Capsicum Nutrition 0.000 title claims abstract description 142
- 235000008184 Piper nigrum Nutrition 0.000 title claims abstract description 92
- 239000006002 Pepper Substances 0.000 title claims abstract description 75
- 235000016761 Piper aduncum Nutrition 0.000 title claims abstract description 75
- 235000017804 Piper guineense Nutrition 0.000 title claims abstract description 75
- 238000000034 method Methods 0.000 title claims abstract description 35
- 244000203593 Piper nigrum Species 0.000 title abstract description 77
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 132
- 241000758706 Piperaceae Species 0.000 claims abstract description 67
- 238000005406 washing Methods 0.000 claims abstract description 53
- 238000000227 grinding Methods 0.000 claims abstract description 14
- 239000007921 spray Substances 0.000 claims abstract description 13
- 241000722363 Piper Species 0.000 claims abstract 16
- 238000002791 soaking Methods 0.000 claims description 26
- 235000013399 edible fruits Nutrition 0.000 claims description 24
- 235000011837 pasties Nutrition 0.000 claims description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 238000011010 flushing procedure Methods 0.000 claims description 7
- 239000000741 silica gel Substances 0.000 claims description 7
- 229910002027 silica gel Inorganic materials 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 3
- 235000020681 well water Nutrition 0.000 claims description 3
- 239000002349 well water Substances 0.000 claims description 3
- 235000013614 black pepper Nutrition 0.000 abstract description 16
- 235000019654 spicy taste Nutrition 0.000 abstract description 11
- 239000001931 piper nigrum l. white Substances 0.000 abstract description 7
- 235000019604 hot taste sensations Nutrition 0.000 abstract description 4
- 230000019771 cognition Effects 0.000 abstract description 2
- 238000005336 cracking Methods 0.000 description 6
- 230000006866 deterioration Effects 0.000 description 5
- 238000000855 fermentation Methods 0.000 description 5
- 230000004151 fermentation Effects 0.000 description 5
- 235000019640 taste Nutrition 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 238000003306 harvesting Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 235000021022 fresh fruits Nutrition 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000000275 quality assurance Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
- A23N5/00—Machines for hulling, husking or cracking nuts
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
- A23N12/00—Machines for cleaning, blanching, drying or roasting fruits or vegetables, e.g. coffee, cocoa, nuts
- A23N12/02—Machines for cleaning, blanching, drying or roasting fruits or vegetables, e.g. coffee, cocoa, nuts for washing or blanching
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/90—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Preparation Of Fruits And Vegetables (AREA)
Abstract
The invention discloses a mechanical peeling system for peeling peppers and a peeling method thereof, which solve the problems that white peppers produced by any peeling method have different degrees of hot and spicy taste and low pepper quality. The invention comprises a constant temperature water tank, a washing peeling machine, a constant temperature water tank, a vibration grinding machine and a washing peeling machine which are connected in sequence, wherein the washing peeling machine comprises a support frame, a water tank is arranged at the inner side of the support frame, a roller is arranged above the water tank, and a spray pipe is arranged above the roller; one end of the roller is provided with an opening, the other end of the roller is provided with a rotating shaft, and the rotating shaft is connected with a rotating motor; the side wall of the roller is provided with water leakage holes, and the roller is internally provided with spiral sheets. The white pepper produced by the invention has no peculiar smell, retains the original spicy taste of the pepper to the maximum extent, breaks through the cognition of people on the spicy taste of the pepper, and greatly improves the quality of the pepper.
Description
Technical Field
The invention relates to the field of machinery, in particular to a mechanical peeling system for pepper peeling and a peeling method thereof.
Background
Fructus Piperis is a dried near-ripe or ripe fruit of Piper nigrum L. Harvesting and sun-drying fruits in the late autumn to the next spring when the fruits are dark green, wherein the fruits are black peppers; harvesting when the fruit turns red, soaking in water for several days, removing pericarp, and sun-drying fructus Piperis to obtain fructus Piperis. In the process of changing the peeling of the black pepper into the white pepper, the peeling process is particularly important, the quality of the white pepper is determined in the peeling process, whether the color, the smell and the taste of the white pepper are white, aromatic and rich is directly influenced, and the quality assurance of the subsequent black pepper deep-processing product is further ensured. At present, the common pepper peeling method mainly comprises soaking peeling, fermentation peeling and the like. Soaking peeling is the most traditional method of peeling peppers, also known as retting. The method is that the fresh pepper is directly soaked in flowing water, then the soaked peppers with rotten peel are subjected to foot-stepping or water-washing peeling, and then the peppers are dried. The method mainly comprises mechanically peeling the rotten pepper skin, and the prepared white pepper has heavy stink and unstable quality of finished products. The fermentation peeling is mainly to treat the pepper by microorganism or enzyme, and the fresh fruit skin is completely degraded by the actions of enzymolysis and fermentation under the state of standing or stirring. The method does not cause environmental pollution, and the quality of the prepared finished product is high. However, in any peeling method, the peeling process is subject to retting, enzymolysis or fermentation, so that the peeled white peppers have different degrees of hot and spicy taste, heavy smell and heavy smell, the original taste of the peppers is lost, and the quality of the peppers is low.
The white peppers circulated in the market at present can be said to be white peppers with certain deterioration, and even the stink and spicy taste emitted by the white peppers is mistakenly regarded as the original taste of the peppers by some people; while the real taste of the pepper should be spicy, the spicy and hot taste of the pepper is a misunderstanding area for people, and meanwhile, how to keep the spicy original taste of the pepper to the greatest extent is a technical bottleneck for the production process of the white pepper.
Disclosure of Invention
The invention solves the technical problems that white peppers produced by any peeling method have different degrees of hot and spicy taste, grey color and luster and low pepper quality, and provides a mechanical peeling system for pepper peeling for producing hot and spicy peppers and a peeling method thereof.
In order to solve the technical problems, the invention adopts the following technical scheme: the mechanical peeling system for pepper peeling comprises a constant-temperature water tank, a washing peeling machine, a constant-temperature water tank, a vibration grinding machine and a washing peeling machine which are sequentially connected, wherein the washing peeling machine comprises a support frame, a water tank is arranged on the inner side of the support frame, a roller is arranged above the water tank, and a spray pipe is arranged above the roller; one end of the roller is provided with an opening, the other end of the roller is provided with a rotating shaft, and the rotating shaft is connected with a rotating motor; the side wall of the roller is provided with water leakage holes, and the roller is internally provided with spiral sheets.
The vibration grinding machine comprises a base, an annular working groove and a vibration motor, wherein the lower end of the vibration motor is fixed in the base, an eccentric block is arranged at the upper end of the vibration motor, the eccentric block is connected with the inner side wall of the annular working groove in a contact manner, a spring is arranged between the base and the annular working groove, a silica gel layer is arranged on the inner wall of the annular working groove, and burrs are arranged on the silica gel layer.
The output shaft of the rotating motor is provided with a driving wheel, the end part of the rotating shaft is provided with a supporting wheel, the supporting wheel is connected with a belt pulley through a connecting shaft, and the belt pulley is connected with the driving wheel through a belt; the supporting wheel below be equipped with the bracing piece, bracing piece upper portion is equipped with the arc, the supporting wheel sets up in the arc top.
The opening below be equipped with the backup pad, the backup pad outside is equipped with the arc stock guide.
A peeling method of a mechanical peeling system for pepper peeling, comprising the following steps: (1) soaking selected fructus Piperis in a constant temperature water pool of 12-20deg.C for 15-25 days, changing water for 3-6 times per day until 50% -80% of pericarp of fructus Piperis is soaked, cracked and swelled;
(2) rolling and flushing the peppers after the soaking and cracking expansion taken out in the step (1) in a water washing peeling machine, washing and peeling the peppers for the first time, continuously spraying water in a spray pipe 24 in the rotation of a roller during the first water washing peeling, entering the roller through a water leakage hole 239 at the upper part of the roller, passing through the roller, and then flowing out through a water leakage hole at the lower part of the roller to flush and peel the peppers;
(3) putting the peppers after the first water washing and peeling in the step (2) into a constant temperature water tank again, soaking for 15-20 days, changing water for 3-6 times per day until the remaining peppers are completely cracked and expanded, and taking out;
(4) placing the split and expanded peppers taken out in the step (3) into a vibration grinding machine for vibration, and performing secondary vibration peeling on the peppers;
(5) the peeled pepper peel becomes pasty after the second vibration peeling, and then the pepper peel with pasty peel is put into a water washing peeling machine for cleaning and airing.
And (3) when the peeling is performed by vibration in the step (4), the vibration frequency is 300-500 times/min, and the vibration time is 20-50min.
The constant temperature water in the constant temperature water pool is deep well water with the depth of 10-15m under the ground.
When the selected raw pepper fruits in the step (1) are placed in a constant-temperature water tank for soaking, the mass ratio of the raw pepper fruits to water is 1:3-5.
The invention strictly prevents the fermentation and deterioration of the peppers by controlling the water temperature in the constant-temperature water tank and the soaking days, and the outer peel is removed by twice mechanical peeling, the outer peel is removed by washing and peeling for the first time, and the residual small quantity of peppers is removed in a vibration mode by vibrating and peeling for the second time, so that the removal is more thorough and efficient. The white pepper produced by the mechanical peeling system and the peeling method has no peculiar smell, retains the original spicy taste of the pepper to the maximum extent, breaks through the cognition of people on the spicy taste of the pepper, and greatly improves the quality of the pepper.
Drawings
FIG. 1 is a diagram of a mechanical peeling system of the present invention;
FIG. 2 is a schematic structural view of the water-washing peeling machine of the invention;
FIG. 3 is a schematic cross-sectional view of a cylinder according to the present invention;
FIG. 4 is a schematic view of a vibratory finishing machine according to the present invention;
fig. 5 is a schematic view of the structure of the annular working groove of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 5, a mechanical peeling system for pepper peeling comprises a constant temperature water tank 1, a washing peeling machine 2, the constant temperature water tank 1, a vibration grinding machine 3 and the washing peeling machine 2 which are sequentially connected, wherein the washing peeling machine 2 comprises a support frame 21, a water tank 22 is arranged on the inner side of the support frame 21, a roller 23 is arranged above the water tank 22, and a spray pipe 24 is arranged above the roller 23; one end of the roller 23 is provided with an opening 231, the other end is provided with a rotating shaft 232, and the rotating shaft 232 is connected with a rotating motor 236; the sidewall 238 of the drum 23 is provided with water leakage holes 239, and the spiral sheet 230 is provided in the drum 23. The rotary motor 236 is arranged on the supporting frame 21, and is started to drive the roller to rotate forwards and reversely, and when the peppers in the roller are peeled for the first time, the rotation is stopped, and the unloading is performed. In the rotating process of the roller, water in the spray pipe 24 is continuously sprayed out, enters the roller through the water leakage holes 239 at the upper part of the roller, passes through the roller and flows out through the water leakage holes at the lower part of the roller, and plays a role in washing and peeling the peppers in the roller. When necessary, the independent water spray pipe can be taken to directly spray water into the roller at the opening, so that the washing and peeling of the peppers are enhanced. The constant temperature water tank 1 is made by adding heat insulation materials on the outer wall of the water tank, so that the temperature in the water tank is prevented from being lost too fast, the temperature change before and after water change in the constant temperature water tank is ensured to be small, and the temperature is kept between 12 ℃ and 20 ℃.
The vibration grinding machine 3 comprises a base 31, an annular working groove 32 and a vibration motor 33, wherein the lower end of the vibration motor 33 is fixed in the base 31, an eccentric block 34 is arranged at the upper end of the vibration motor, the eccentric block 34 is in contact connection with the inner side wall of the annular working groove 32, a spring 36 is arranged between the base 31 and the annular working groove 32, a silica gel layer 38 is arranged on the inner wall of the annular working groove 32, and burrs 37 are arranged on the silica gel layer. The silica gel layer has certain elasticity, can not cause damage to pepper fruits, and the arrangement of the burrs 37 accelerates the separation and crushing of pepper peel. When the vibration grinding machine 3 is used, the vibration motor 33 drives the eccentric block to move, and the action of the eccentric block acts on the annular working groove 32, so that the annular working groove 32 regularly and violently vibrates. Thereby friction and vibration are generated between the peppers and the inner wall of the annular working groove 32, and the effect of peeling the peppers by vibration is achieved.
The output shaft of the rotating motor 236 is provided with a driving wheel 237, the end part of the rotating shaft 232 is provided with a supporting wheel 233, the supporting wheel 233 is connected with a belt pulley 235 through a connecting shaft 234, and the belt pulley 235 is connected with the driving wheel 237 through a belt; the support wheel 233 below be equipped with bracing piece 27, bracing piece 27 upper portion is equipped with the arc 271, and the support wheel 233 sets up in the arc 271 top. The supporting wheel 233 is slidably connected to the arcuate plate 271, and the arcuate plate 271 supports the supporting wheel 233.
A supporting plate 26 is arranged below the opening 231, and an arc-shaped stock guide 261 is arranged outside the supporting plate 26. The upper portion of the supporting plate 26 is slidably connected with the opening 231, the supporting plate 26 plays a supporting role on the opening 231, and the arc-shaped material guide plate 261 plays a backflow role when materials enter and exit the roller.
The peeling method of the mechanical peeling system for pepper peeling comprises the following steps: (1) soaking selected fructus Piperis in a constant temperature water pool of 12-20deg.C for 15-25 days, changing water for 3-6 times per day until 50% -80% of pericarp of fructus Piperis is soaked, cracked and swelled; the invention can cause the rot and deterioration of the original pepper fruits due to the excessively high temperature or excessively long time, so that the peppers have stink and spicy taste; the soaking time is too long due to the over-bottom temperature, and the expansion requirement of the first water washing is difficult to be met, so that the production efficiency is low, and the temperature and the time are required to be well mastered. Since most of the peppers are ripe after picking, but also contain some of the peppers which are not ripe, the peel of the ripe peppers is removed first in this step, and the effect of this step is mainly to soak the ripe peppers but not corrode. The soaked and expanded peel also has the outer peel of the immature pepper fruit, the peel and flesh of the inner layer close to the pepper fruit are not completely cracked, and the pepper fruit can not rot, so that the quality of the pepper fruit is effectively ensured. The running water is replaced in time, so that the peppers in the constant-temperature water pool are prevented from being rotten, and impurities in the peppers are cleaned in time.
(2) Rolling and flushing the peppers after the soaking and cracking expansion taken out in the step (1) in a water washing peeling machine, washing and peeling the peppers for the first time, continuously spraying water in a spray pipe 24 in the rotation of a roller during the first water washing peeling, entering the roller through a water leakage hole 239 at the upper part of the roller, passing through the roller, and then flowing out through a water leakage hole at the lower part of the roller to flush and peel the peppers; injecting water into the water-washing peeling machine during water-washing peeling, removing the cracked pericarp by a mechanical washing method, washing slightly corroded peppers, timely removing odor, and strictly preventing the generation of stink and spicy taste. After the peeled pepper is washed by water, only the inner layer or part of the outer layer of the pepper peel is basically remained, so that the pepper fruit is protected, and the pepper fruit is prevented from being stained with rancid smell.
(3) Putting the peppers after the first water washing and peeling in the step (2) into a constant temperature water tank again, soaking for 15-20 days, changing water for 3-6 times per day until the remaining peppers are completely cracked and expanded, and taking out; the foam crack expansion degree of the residual pepper peel in the step (3) is smaller than that of the pepper peel in the step (1), the water temperature and time are strictly controlled, the rotting and deterioration are prevented, the residual part of the peel on the pepper fruit after the foam crack expansion is removed by a vibration grinder, and the rotting and deterioration of the pepper fruit are effectively prevented.
(4) And (3) putting the peppers after the soaking and cracking expansion taken out in the step (3) into a vibration grinding machine for vibration, and performing secondary vibration peeling on the peppers. When the pepper is peeled by vibration, the residual peel of the pepper is completely separated from the pepper seeds under the friction of a vibration machine of a vibration grinder, so that the second vibration peeling is completed.
(5) The peeled pepper peel becomes pasty after the second vibration peeling, and then the pepper peel with pasty peel is put into a water washing peeling machine for cleaning and airing. The pepper peel which becomes pasty leaks out of the water leakage holes 239 on the surface of the roller in the water washing peeling machine, and is separated from the pepper fruit.
And (3) when the peeling is performed by vibration in the step (4), the vibration frequency is 300-500 times/min, and the vibration time is 20-50min.
The constant temperature water in the constant temperature water pool is deep well water with the depth of 10-15m under the ground. The constant-temperature water is taken from underground water with the depth of 12m in the Xinhua county of the city of the Zhoukou in Henan province, the underground water with the depth is kept at 15-18 ℃ throughout the year, the water requirement of the invention is met, heating equipment is not needed for heating, and the energy is greatly saved; the underground water with the depth is high-calcium water, the calcium content is higher than that of tap water, and the underground water has a corrosion-resistant effect on peppers to a certain extent.
When the selected raw pepper fruits in the step (1) are placed in a constant-temperature water tank for soaking, the mass ratio of the raw pepper fruits to water is 1:3-5. Based on that the water is not over the original pepper fruits.
An embodiment of a peeling method of a mechanical peeling system for peeling peppers is as follows:
example 1:
the peeling method of the mechanical peeling system for pepper peeling comprises the following steps: (1) soaking selected fructus Piperis in a constant temperature water tank at 16deg.C for 20 days, changing water 4 times per day until 70% of pericarp of fructus Piperis is soaked, cracked and swelled; the mass ratio of the original pepper to the water is 1:4, a step of;
(2) rolling and flushing the peppers after the soaking and cracking expansion taken out in the step (1) in a water washing peeling machine, washing and peeling the peppers for the first time, continuously spraying water in a spray pipe 24 in the rotation of a roller during the first water washing peeling, entering the roller through a water leakage hole 239 at the upper part of the roller, passing through the roller, and then flowing out through a water leakage hole at the lower part of the roller to flush and peel the peppers;
(3) putting the peppers after the first water washing and peeling in the step (2) into a constant temperature water tank again, soaking for 18 days, changing water 5 times per day until the remaining peppers are completely cracked and swelled, and taking out;
(4) placing the split and expanded peppers taken out in the step (3) into a vibration grinding machine for vibration, and performing secondary vibration peeling on the peppers; the vibration frequency is 400 times/min, and the vibration time is 40min;
(5) the peeled pepper peel becomes pasty after the second vibration peeling, and then the pepper peel with pasty peel is put into a water washing peeling machine for cleaning and airing.
Example 2:
the peeling method of the mechanical peeling system for pepper peeling comprises the following steps: (1) soaking selected fructus Piperis in a constant temperature water tank of 12deg.C for 15 days, changing water 3 times per day until 50% of pericarp of fructus Piperis is soaked, cracked and swelled; the mass ratio of the original pepper to the water is 1:3, a step of;
(2) rolling and flushing the peppers after the soaking and cracking expansion taken out in the step (1) in a water washing peeling machine, washing and peeling the peppers for the first time, continuously spraying water in a spray pipe 24 in the rotation of a roller during the first water washing peeling, entering the roller through a water leakage hole 239 at the upper part of the roller, passing through the roller, and then flowing out through a water leakage hole at the lower part of the roller to flush and peel the peppers;
(3) putting the peppers after the first water washing and peeling in the step (2) into a constant temperature water tank again, soaking for 15 days, changing water for 3 times per day until the remaining peppers are completely cracked and swelled, and taking out;
(4) placing the split and expanded peppers taken out in the step (3) into a vibration grinding machine for vibration, and performing secondary vibration peeling on the peppers; the vibration frequency is 300 times/min, and the vibration time is 20min;
(5) the peeled pepper peel becomes pasty after the second vibration peeling, and then the pepper peel with pasty peel is put into a water washing peeling machine for cleaning and airing.
Example 3:
the peeling method of the mechanical peeling system for pepper peeling comprises the following steps: (1) soaking selected fructus Piperis in a constant temperature water tank at 20deg.C for 25 days, changing water 6 times per day until 80% of pericarp of fructus Piperis is soaked, cracked and swelled; the mass ratio of the original pepper to the water is 1:5, a step of;
(2) rolling and flushing the peppers after the soaking and cracking expansion taken out in the step (1) in a water washing peeling machine, washing and peeling the peppers for the first time, continuously spraying water in a spray pipe 24 in the rotation of a roller during the first water washing peeling, entering the roller through a water leakage hole 239 at the upper part of the roller, passing through the roller, and then flowing out through a water leakage hole at the lower part of the roller to flush and peel the peppers;
(3) putting the peppers after the first water washing and peeling in the step (2) into a constant temperature water tank again, soaking for 20 days, changing water for 6 times per day until the peel of the remaining peppers is completely cracked and swelled, and taking out;
(4) placing the split and expanded peppers taken out in the step (3) into a vibration grinding machine for vibration, and performing secondary vibration peeling on the peppers; the vibration frequency is 500 times/min, and the vibration time is 50min;
(5) the peeled pepper peel becomes pasty after the second vibration peeling, and then the pepper peel with pasty peel is put into a water washing peeling machine for cleaning and airing.
Claims (7)
1. A pepper peeling method, which is characterized in that: the peeling method adopts a constant-temperature water tank (1), a washing peeling machine (2), the constant-temperature water tank (1), a vibration grinding machine (3) and the washing peeling machine (2) which are sequentially connected, wherein the washing peeling machine (2) comprises a support frame (21), a water tank (22) is arranged on the inner side of the support frame (21), a roller (23) is arranged above the water tank (22), and a spray pipe (24) is arranged above the roller (23); one end of the roller (23) is provided with an opening (231), the other end of the roller is provided with a rotating shaft (232), and the rotating shaft (232) is connected with a rotating motor (236); the side wall (238) of the roller (23) is provided with a water leakage hole (239), and the roller (23) is internally provided with a spiral sheet (230); the peeling method comprises the following steps: (1) soaking selected fructus Piperis in a constant temperature water pool of 12-20deg.C for 15-25 days, changing water for 3-6 times per day until 50% -80% of pericarp of fructus Piperis is soaked, cracked and swelled;
(2) rolling and flushing the split and expanded peppers taken out in the step (1) in a water washing peeling machine, washing and peeling the peppers for the first time, continuously spraying water in a spray pipe (24) in the rotation of a roller during the first water washing peeling, entering the roller through a water leakage hole (239) at the upper part of the roller, passing through the roller, and then flowing out through a water leakage hole at the lower part of the roller, and flushing and peeling the peppers;
(3) putting the peppers after the first water washing and peeling in the step (2) into a constant temperature water tank again, soaking for 15-20 days, changing water for 3-6 times per day until the remaining peppers are completely cracked and expanded, and taking out;
(4) placing the split and expanded peppers taken out in the step (3) into a vibration grinding machine for vibration, and performing secondary vibration peeling on the peppers;
(5) the peeled pepper peel becomes pasty after the second vibration peeling, and then the pepper peel with pasty peel is put into a water washing peeling machine for cleaning and airing.
2. The pepper peeling method as claimed in claim 1, wherein: the vibration grinding machine (3) comprises a base (31), an annular working groove (32) and a vibration motor (33), wherein the lower end of the vibration motor (33) is fixed in the base (31), an eccentric block (34) is arranged at the upper end of the vibration motor, the eccentric block (34) is connected with the inner side wall of the annular working groove (32) in a contact manner, a spring (36) is arranged between the base (31) and the annular working groove (32), a silica gel layer (38) is arranged on the inner wall of the annular working groove (32), and burrs (37) are arranged on the silica gel layer.
3. The pepper peeling method as claimed in claim 1, wherein: the output shaft of the rotating motor (236) is provided with a driving wheel (237), the end part of the rotating shaft (232) is provided with a supporting wheel (233), the supporting wheel (233) is connected with a belt pulley (235) through a connecting shaft (234), and the belt pulley (235) is connected with the driving wheel (237) through a belt; the support wheel (233) below be equipped with bracing piece (27), bracing piece (27) upper portion is equipped with arc (271), bracing piece (233) set up in arc (271) top.
4. The pepper peeling method as claimed in claim 1, wherein: a supporting plate (26) is arranged below the opening (231), and an arc-shaped material guide plate (261) is arranged outside the supporting plate (26).
5. The pepper peeling method as claimed in claim 1, wherein: and (3) when the peeling is performed by vibration in the step (4), the vibration frequency is 300-500 times/min, and the vibration time is 20-50min.
6. The pepper peeling method as claimed in claim 1, wherein: the constant temperature water in the constant temperature water pool is deep well water with the depth of 10-15m under the ground.
7. The pepper peeling method as claimed in claim 1, wherein: when the selected raw pepper fruits in the step (1) are placed in a constant-temperature water tank for soaking, the mass ratio of the raw pepper fruits to water is 1: (3-5) based on that the water is not over the pepper fruits.
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