CN109769909B - Crayfish shelling device and method thereof - Google Patents
Crayfish shelling device and method thereof Download PDFInfo
- Publication number
- CN109769909B CN109769909B CN201910255719.2A CN201910255719A CN109769909B CN 109769909 B CN109769909 B CN 109769909B CN 201910255719 A CN201910255719 A CN 201910255719A CN 109769909 B CN109769909 B CN 109769909B
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- crayfish
- fixed
- meat
- proximity switch
- shelling
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- 241000238017 Astacoidea Species 0.000 title claims abstract description 61
- 238000000034 method Methods 0.000 title claims abstract description 10
- 235000013372 meat Nutrition 0.000 claims abstract description 29
- 238000003825 pressing Methods 0.000 claims abstract description 11
- 239000002184 metal Substances 0.000 claims abstract description 7
- 229910052751 metal Inorganic materials 0.000 claims abstract description 7
- 210000001015 abdomen Anatomy 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- 229910052742 iron Inorganic materials 0.000 claims 1
- 238000010009 beating Methods 0.000 abstract description 5
- 230000001788 irregular Effects 0.000 abstract description 4
- 238000005056 compaction Methods 0.000 abstract description 2
- 230000006835 compression Effects 0.000 abstract description 2
- 238000007906 compression Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract description 2
- 241000238557 Decapoda Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011089 mechanical engineering Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Landscapes
- Meat, Egg Or Seafood Products (AREA)
Abstract
The invention belongs to a shelling device, in particular to a crayfish shelling device and a method thereof, the crayfish shelling device comprises a transportation table, chains are arranged on the front side and the rear side of the transportation table, the chains are driven by a first motor, a supporting plate is arranged between the chains on the front side and the rear side, a first through groove is formed in the supporting plate, a pneumatic pressing device is arranged on a plurality of adjacent supporting plates, a shell knocking device, a head removing device and a meat taking device are sequentially fixed on the front side surface of the transportation table from left to right; because crayfish is irregular, a general clamping mode is inconvenient, and pneumatic rubber sheets are adopted for compaction, so that the compression is simple and reliable; because the crayfish is irregular and the shell is hard, the beating by the metal rod is more effective than that by the hairbrush, and the shell and meat separation effect is good; after the shell and the meat are separated, the crochet hook hooks the meat out, so that the quality of the meat is ensured, the convenience is realized, and the efficiency is high.
Description
Technical Field
The invention belongs to a shelling device, in particular to a crayfish shelling device and a crayfish shelling method.
Background
There are two methods for removing shells of traditional crayfish in batches, one is to break the shells with a device; the second type uses a large amount of manpower to remove the head first, then cut off, and then strip the meat, thus having the following disadvantages: firstly, the shrimp meat can be adhered to the shell while the shell is broken by the device; secondly, the shrimp meat can be crushed while the shell is crushed by the device; thirdly, the labor cost is high, and the crayfish shells are hard and are easy to hurt hands.
Disclosure of Invention
In order to solve the problems, the invention provides a crayfish shelling device and a crayfish shelling method.
The crayfish shelling device comprises a conveying table and is characterized in that chains are arranged on the front side and the rear side of the conveying table, the chains are driven by a first motor, a supporting plate is arranged between the chains on the front side and the rear side, a first through groove is formed in the supporting plate, a pneumatic pressing device is arranged on a plurality of adjacent supporting plates, a shell knocking device, a head removing device and a meat taking device are sequentially fixed on the front side surface of the conveying table from left to right.
Further, the pneumatic pressing device comprises a square seat, the bottom of the square seat is a hemispherical groove, a rubber sheet is adhered to the hemispherical groove, a first through hole is formed in the middle upper portion of the hemispherical groove, a first air inlet pipe is welded on the first through hole, a first ball valve is arranged on the first air inlet pipe, and a first approaching block is fixed on the right side of the square seat.
Further, the shell knocking device comprises a first supporting rod, a first supporting plate is welded on the first supporting rod, a first blind groove is formed in the lower portion of the first supporting plate, an electromagnet is installed in the first blind groove, a PLC (programmable logic controller) is arranged on the left side of the electromagnet, a power supply and a first time relay are electrically connected with the electromagnet, a second time relay is installed on the first motor and is electrically connected with the PLC and the power supply respectively, a second supporting plate is arranged below the electromagnet and is fixed on the front side surface of the conveying table, a square block is fixed on the second supporting plate, a second through hole is formed in the square block, a knocking rod is placed in the second through hole, the upper portion of the knocking rod is a metal section fixed by threads, an elastic ball is fixed on the lower portion of the knocking rod, and a first proximity switch is fixed on the bottom of the right side of the square block.
Further, the device of removing the head is including fixing the third bracing piece at the transport table leading flank, be fixed with the third flat board on the third bracing piece, be fixed with two vertical deflector about the dull and stereotyped rear side of third under, have the spout in two vertical deflector, have the sword in the spout, distance is not greater than the width of first logical groove between the spout of two vertical deflector, be fixed with the second proximity switch on the vertical deflector on right side, third flat board upper portion is fixed with first cylinder and solenoid valve group, first cylinder lower part and sword upper portion fixed connection, second proximity switch, solenoid valve group and PLC electricity are connected.
Further, get meat device including fixing the fourth bracing piece at the transport table leading flank, be fixed with the fourth flat board on the fourth bracing piece, be fixed with the hook under the fourth flat board, hang on the hook and have the crochet hook, crochet hook upper portion is rings, crochet hook right side is the horizontal plane, crochet hook left side lower part is the arcwall face, the welding has the arc barb on the arcwall face.
Further, the number of support plates provided with the pneumatic pressing device is at least 2.
Further, the elastic ball is a rubber ball, a first boss blind hole is formed in the elastic ball, a first boss is formed in the lower portion of the knocking rod, and the knocking rod is connected with the elastic ball in an embedded mode.
Further, the distance between the first proximity switch and the second proximity switch is equal to the distance between adjacent first proximity blocks.
Further, the arcuate barb is not higher than the arcuate surface.
The crayfish shelling method comprises the following steps of firstly compacting the crayfish through a pneumatic compacting device of the crayfish shelling device, secondly separating the shell of the crayfish from the meat part through a shell knocking device of the crayfish shelling device, thirdly removing the head of the crayfish through a head removing device of the crayfish shelling device, and fourthly taking down a meat taking device of the crayfish shelling device to hook out the crayfish meat.
The invention has the beneficial effects that the labor cost is reduced during mass production, and only two people are needed; because crayfish is irregular, a general clamping mode is inconvenient, and pneumatic rubber sheets are adopted for compaction, so that the compression is simple and reliable; because the crayfish is irregular and the shell is hard, the beating by the metal rod is more effective than that by the hairbrush, and the shell and meat separation effect is good; after the shell and the meat are separated, the crochet hook hooks the meat out, so that the quality of the meat is ensured, the convenience is realized, and the efficiency is high.
Drawings
FIG. 1 is a front view of the structure of the present invention
FIG. 2 is a top view of the structure of the present invention
FIG. 3 top view of square block and tapping rod
FIG. 4 right side view of the deheader apparatus
FIG. 5 is a schematic view of a knocking rod
FIG. 6 is a schematic view of the structure of a crochet hook
FIG. 7 PLC control flow chart
In fig. 1 to 7, 1, a transport table, 2, a chain, 201, a first motor, 202, a support plate, 203, a first through slot, 204, a second time relay, 3, a pneumatic pressing device, 301, a square seat, 302, a hemispherical slot, 303, a rubber sheet, 304, a first through hole, 305, a first air inlet pipe, 306, a first ball valve, 307, a first approaching block, 4, a shell knocking device, 401, a first support rod, 402, a first support plate, 403, a first blind slot, 404, an electromagnet, 405, a PLC,406, a power supply, 407, a first time relay, 408, a first boss blind hole, 409, first boss, 410, elastic ball, 411, first proximity switch, 412, second backup pad, 413, square block, 414, second through hole, 415, strike stick, 416, metal segment, 5, deheader device, 501, third bracing piece, 502, third flat board, 503, vertical deflector, 504, spout, 505, sword, 506, solenoid valve group, 507, first cylinder, 508, second proximity switch, 6, meat taking device, 601, fourth bracing piece, 602, fourth flat board, 603, hook, 604, crochet needle, 605, arc barb, 606, rings.
Detailed Description
In fig. 1 to 6, the crayfish shelling device comprises a transportation table 1, and is characterized in that chains 2 are arranged on the front side and the rear side of the transportation table 1, the chains 2 are driven by a first motor 201, a supporting plate 202 is arranged between the chains 2 on the front side and the rear side, a first through groove 203 is formed in the supporting plate 202, pneumatic pressing devices 3 are arranged on the adjacent supporting plates 202, and a shell knocking device 4, a head removing device 5 and a meat taking device 6 are sequentially fixed on the front side surface of the transportation table 1 from left to right.
Further, the pneumatic pressing device 3 comprises a square seat 301, a hemispherical groove 302 is arranged at the bottom of the square seat 301, a rubber sheet 303 is adhered to the hemispherical groove 302, a first through hole 304 is formed in the middle upper portion of the hemispherical groove 302, a first air inlet pipe 305 is welded to the first through hole 304, a first ball valve 306 is arranged on the first air inlet pipe 305, and a first approaching block 307 is fixed to the right side of the square seat 301.
Further, the shell knocking device 4 comprises a first supporting rod 401, a first supporting plate 402 is welded on the first supporting rod 401, a first blind groove 403 is formed in the lower portion of the first supporting plate 402, an electromagnet 404 is installed in the first blind groove 403, a PLC405, a power supply 406 and a first time relay 407 are arranged on the left side of the electromagnet 404, the PLC405 and the power supply 406 are all electrically connected with the first time relay 407, a second time relay 204 is installed on the first motor 201, the second time relay 204 is electrically connected with the PLC405 and the power supply 406 respectively, a second supporting plate 412 is fixed on the front side surface of the transportation table 1 below the electromagnet 404, a square block 413 is fixed on the second supporting plate 412, a second through hole 414 is formed in the square block 413 in a uniformly rectangular array, a knocking rod 415 is placed in the second through hole 414, a metal section 416 which is in threaded fixation is arranged on the upper portion of the knocking rod 415, an elastic ball 410 is fixed on the lower portion of the knocking rod 415, and a first proximity switch 411 is fixed on the right side bottom of the square block 413.
Further, the deheader device 5 includes a third supporting rod 501 fixed on the front side of the transportation platform 1, a third flat plate 502 is fixed on the third supporting rod 501, two left and right vertical guide plates 503 are fixed under the rear side of the third flat plate 502, a chute 504 is arranged in the two vertical guide plates 503, a knife 505 is arranged in the chute 504, the distance between the chute 504 of the two vertical guide plates 503 is not greater than the width of the first through groove 203, a second proximity switch 508 is fixed on the vertical guide plate 503 on the right side, a first air cylinder 507 and an electromagnetic valve group 506 are fixed on the upper portion of the third flat plate 502, the lower portion of the first air cylinder 507 is fixedly connected with the upper portion of the knife 505, and the second proximity switch 508, the electromagnetic valve group 506 and the PLC405 are electrically connected.
Further, get meat device 6 including fixing the fourth bracing piece 601 at transport table 1 leading flank, be fixed with fourth flat board 602 on the fourth bracing piece 601, be fixed with hook 603 under the fourth flat board 602, hang on the hook 603 and have crochet 604, crochet 604 upper portion is rings 606, crochet 604 right side is the horizontal plane, crochet 604 left side lower part is the arcwall face, has welded arc barb 605 on the arcwall face.
Further, the number of support plates 202 on which the pneumatic compacting apparatus 3 is arranged is at least 2.
Further, the elastic ball 410 is a rubber ball, the elastic ball 410 is provided with a first boss blind hole 408, the lower part of the knocking rod 415 is provided with a first boss 409, and the knocking rod 415 is connected with the elastic ball 410 in an embedded mode.
Further, the distance of the first proximity switch 411 from the second proximity switch 508 is equal to the distance between adjacent first proximity blocks 307.
Further, arcuate barb 605 is not higher than the arcuate surface.
The PLC, the first proximity switch, the second proximity switch, the electromagnetic valve group and the time relay are all common electronic components for mechanical engineering personnel, for example, the PLC can adopt F1-20P, and the first proximity switch and the second proximity switch can use capacitance or inductance type proximity switches.
In use in fig. 1-7, a cooked crayfish is placed under the rubber sheet 303 of the pneumatic pressing device 3, a person inflates the first air inlet pipe 305 through an on-site air source, after the crayfish is pressed, the first ball valve 306 is turned off, the first motor 201 drives the square seat 301 to move rightwards, when the first proximity block is opposite to the first proximity switch 411, the first proximity switch 411 feeds back signals to the PLC405, the PLC405 respectively gives the signals to the first time relay 407 and the second time relay 204, the second time relay 204 enables the first motor 201 to stop for 9 seconds, the first time relay 407 controls the electromagnet 404 circuit to be turned off for 2 seconds, the first air inlet pipe is turned on for 1 second, the second air inlet pipe is turned off for 2 seconds, and the next signal input is ended until the next signal input, so that the beating rod 415 beats crayfish shells 3 times, the metal section 416 on the upper part of the beating rod 415 increases the mass of falling down, and the lower elastic ball 410 and the whole rod array 415 are arranged so that the crayfish shells can be well beaten by the crayfish shells, and crayfish shells are separated from crayfish shells; after 9s, the first motor 201 drives the square seat 301 to move rightwards, when the first proximity block 307 is opposite to the second proximity switch 508, the second proximity switch 508 feeds back a signal to the PLC405, the PLC405 feeds back the signal to the electromagnetic valve group 506, so that the first air cylinder 507 is controlled to extend and retract, the knife 505 falls into the first through groove 203 to retract, the crayfish head is cut off, then the crayfish belly is manually inserted by the crochet 604 through the cut-off opening, the crayfish meat is hooked by the arc-shaped barb 605, and the crayfish shell and the crayfish meat are separated in the beating process before, so that a gap exists, the crochet 604 can be easily inserted, and the crayfish meat is easily hooked by the arc-shaped barb 605.
Claims (7)
1. The utility model provides a crayfish shelling device, which comprises a transportation table and is characterized in that the front and back sides of the transportation table are provided with chains, the chains are driven by a first motor, a supporting plate is arranged between the chains on the front and back sides, a first through groove is arranged on the supporting plate, a pneumatic pressing device is arranged on a plurality of adjacent supporting plates, the front side surface of the transportation table is sequentially fixed with a shell knocking device, a head removing device and a meat taking device from left to right, the pneumatic pressing device comprises a square seat, the bottom of the square seat is a hemispherical groove, a rubber sheet is adhered in the hemispherical groove, a first through hole is arranged at the middle upper part of the hemispherical groove, a first air inlet pipe is welded on the first through hole, a first ball valve is arranged on the first air inlet pipe, a first approaching block is fixed on the right side of the square seat, the shell knocking device comprises a first supporting rod, a first supporting plate is welded on the first supporting rod, a first blind groove is arranged at the lower part of the first supporting plate, the electromagnetic iron is installed in the first blind groove, the PLC, the power supply and the first time relay are arranged on the left side of the electromagnet, the PLC and the power supply are electrically connected with the first time relay, the second time relay is respectively electrically connected with the PLC and the power supply, the second supporting plate is arranged below the electromagnet and is fixed on the front side surface of the conveying table, the square block is fixed on the second supporting plate, the uniform rectangular array on the square block is provided with a second through hole, the knocking rod is placed in the second through hole, the upper part of the knocking rod is a metal section fixed by threads, the lower part of the knocking rod is fixed with an elastic ball, the bottom of the right side of the square block is fixed with a first proximity switch, the elastic ball is a rubber ball, a first boss blind hole is formed in the elastic ball, the lower part of the knocking rod is connected with the elastic ball in an embedded mode.
2. The crayfish shelling device according to claim 1, wherein the shelling device comprises a third supporting rod fixed on the front side surface of the transportation table, a third flat plate is fixed on the third supporting rod, a left vertical guide plate and a right vertical guide plate are fixed below the rear side of the third flat plate, sliding grooves are formed in the two vertical guide plates, a knife is arranged in the sliding grooves, the distance between the sliding grooves of the two vertical guide plates is not larger than the width of the first through groove, a second proximity switch is fixed on the vertical guide plate on the right side, a first cylinder and an electromagnetic valve group are fixed on the upper portion of the third flat plate, the lower portion of the first cylinder is fixedly connected with the upper portion of the knife, and the second proximity switch, the electromagnetic valve group and the PLC are electrically connected.
3. The crayfish shelling device according to claim 1, wherein the meat taking device comprises a fourth supporting rod fixed on the front side surface of the conveying table, a fourth flat plate is fixed on the fourth supporting rod, a hook is fixed under the fourth flat plate, a crochet hook is hung on the hook, the upper portion of the crochet hook is a hanging ring, the right side of the crochet hook is a horizontal plane, the lower portion of the left side of the crochet hook is an arc-shaped surface, an arc-shaped barb is welded on the arc-shaped surface, and the arc-shaped barb is not higher than the arc-shaped surface.
4. A crayfish shelling device in accordance with claim 1 wherein the number of support plates with pneumatic compacting means is at least 2.
5. A crayfish shelling device in accordance with claim 1 wherein the first proximity switch is spaced from the second proximity switch a distance equal to the distance between adjacent first proximity blocks.
6. A crayfish shelling method using a crayfish shelling device according to claim 1, characterized by comprising the steps of first compacting the crayfish by a pneumatic compacting device of the crayfish shelling device, second separating the shell of the crayfish from the meat portion by a shell knocking device of the crayfish shelling device, third removing the head of the crayfish by a shelling device of the crayfish shelling device, and fourth removing a meat taking device of the crayfish shelling device to hook the meat of the crayfish.
7. The method for shelling the crayfish according to claim 6, comprising the steps of firstly placing the crayfish under a rubber sheet of a pneumatic pressing device, inflating through a first air inlet pipe, closing a first ball valve after the crayfish is pressed, and simultaneously driving a square seat to move rightwards by a first motor; secondly, when a first proximity block of the crayfish shelling device is opposite to a first proximity switch, the first proximity switch feeds signals back to the PLC, the PLC respectively feeds the signals to a first time relay and a second time relay, the second time relay enables the first motor to be started after stopping for 9 seconds, the first time relay controls the electromagnet circuit to be opened for 2 seconds, the electromagnet circuit is closed for 1 second, then opened for 2 seconds, then closed for 1 second, then opened for 2 seconds, and the closing is finished until the next signal is input; thirdly, a first motor of the crayfish shelling device drives the square seat to move to the right, when the first proximity block is opposite to the second proximity switch, the second proximity switch feeds back signals to the PLC, the PLC feeds the signals to the electromagnetic valve group, and accordingly the first cylinder is controlled to extend and shrink, and the knife falls into the first through groove to retract; fourthly, a crochet hook of the crayfish shelling device is inserted into the abdomen of the crayfish through a cutting opening, and the crayfish meat is hooked out through an arc barb.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910255719.2A CN109769909B (en) | 2019-04-01 | 2019-04-01 | Crayfish shelling device and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910255719.2A CN109769909B (en) | 2019-04-01 | 2019-04-01 | Crayfish shelling device and method thereof |
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| Publication Number | Publication Date |
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| CN109769909A CN109769909A (en) | 2019-05-21 |
| CN109769909B true CN109769909B (en) | 2024-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910255719.2A Active CN109769909B (en) | 2019-04-01 | 2019-04-01 | Crayfish shelling device and method thereof |
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| CN (1) | CN109769909B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112841281B (en) * | 2020-12-31 | 2021-12-10 | 甸硕水产科技(化州)有限公司 | Shrimp abdomen opening system and control method thereof |
| CN114223706B (en) * | 2022-01-14 | 2022-10-28 | 钟德文 | Crab leg batch shelling machine for aquatic product processing |
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| CN205624205U (en) * | 2016-03-20 | 2016-10-12 | 莆田市汇龙海产有限公司 | Novel shrimp is shelled device |
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| CN207733552U (en) * | 2017-08-31 | 2018-08-17 | 东山县茂源水产有限公司 | A kind of removing device of crab |
| CN108782718A (en) * | 2017-04-27 | 2018-11-13 | 陈浩 | A kind of automatic head-removed device of cray |
| CN210299291U (en) * | 2019-04-01 | 2020-04-14 | 汉寿县三建水产食品有限公司 | Crayfish device of shelling |
-
2019
- 2019-04-01 CN CN201910255719.2A patent/CN109769909B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104186632A (en) * | 2014-08-26 | 2014-12-10 | 彭德权 | Peeling machine with rolling device |
| CN205624205U (en) * | 2016-03-20 | 2016-10-12 | 莆田市汇龙海产有限公司 | Novel shrimp is shelled device |
| CN108782718A (en) * | 2017-04-27 | 2018-11-13 | 陈浩 | A kind of automatic head-removed device of cray |
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