阅读说明：本技术 一种龙虾首尾分离装置及剥虾机 (Head and tail separation device for lobsters and shrimp peeling machine ) 是由 刘佩 易明珠 于 2021-08-25 设计创作，主要内容包括：本发明公开了一种龙虾首尾分离装置及剥虾机,包括旋转轴部、三轴气缸部、薄壁气缸组件、手指气缸组件和安装在所述手指气缸组件上的夹臂组件,所述旋转轴部的输出轴端安装在所述三轴气缸部的顶部,所述三轴气缸部的输出轴端竖直固定安装在所述薄壁气缸组件上,所述三轴气缸部适于驱动所述手指气缸组件和所述夹臂组件作竖直移动,所述薄壁气缸组件适于驱动所述前手指气缸组件和所述后手指气缸组件之间作相对水平移动。本发明采用两套夹紧装置,可以分别夹紧小龙虾的虾头和虾尾,还采用了气缸移动座组件来带动两个夹紧装置相互靠近或远离,在远离的过程中可以实现虾头和虾尾的自动分离,分离快速和方便。(The invention discloses a head-tail separation device for lobsters and a shrimp peeling machine, which comprise a rotating shaft part, a three-shaft cylinder part, a thin-wall cylinder component, a finger cylinder component and a clamping arm component arranged on the finger cylinder component, wherein an output shaft end of the rotating shaft part is arranged at the top of the three-shaft cylinder part, the output shaft end of the three-shaft cylinder part is vertically and fixedly arranged on the thin-wall cylinder component, the three-shaft cylinder part is suitable for driving the finger cylinder component and the clamping arm component to vertically move, and the thin-wall cylinder component is suitable for driving the front finger cylinder component and the rear finger cylinder component to relatively horizontally move. The invention adopts two sets of clamping devices to respectively clamp the head and the tail of the crayfish, and also adopts the cylinder moving seat component to drive the two clamping devices to mutually approach or separate, so that the head and the tail of the crayfish can be automatically separated in the process of separating, and the separation is quick and convenient.)

1. A lobster head-tail separation device is characterized by comprising a rotating shaft part (1), a three-shaft cylinder part (2), a thin-wall cylinder assembly (3), a finger cylinder assembly (4) and a clamping arm assembly (5),

the finger cylinder assembly (4) comprises a front finger cylinder assembly (41) and a rear finger cylinder assembly (42) which are vertically arranged side by side, and the clamping arm assembly (5) comprises a front clamping arm assembly (51) and a rear clamping arm assembly (52) which are respectively and correspondingly arranged on the front finger cylinder assembly (41) and the rear finger cylinder assembly (42);

the output shaft end of the rotating shaft part (1) is arranged at the top of the three-shaft cylinder part (2), and the output shaft end of the three-shaft cylinder part (2) is vertically and fixedly arranged on the thin-wall cylinder component (3);

the three-axis cylinder part (2) is suitable for driving the finger cylinder assembly (4) and the clamping arm assembly (5) to vertically move, and the thin-wall cylinder assembly (3) is suitable for driving the front finger cylinder assembly (41) and the rear finger cylinder assembly (42) to horizontally move relatively.

2. The lobster head-tail separating device according to claim 1, characterized in that said three-axis cylinder part (2), said thin-wall cylinder component (3), said finger cylinder component (4) and said arm clamp component (5) are arranged in two, respectively, two of said three-axis cylinder parts (2) are arranged vertically side by side, two of said thin-wall cylinder components (3) are arranged horizontally side by side, and two of said finger cylinder components (4) and two of said arm clamp components (5) are arranged symmetrically with respect to the vertical center line of two of said three-axis cylinder parts (2) and two of said thin-wall cylinder components (3).

3. The device for separating the lobster from the tail according to claim 1, further comprising a cylinder moving seat assembly (6), wherein the cylinder moving seat assembly (6) comprises an upper guide shaft (61), a lower guide shaft (62), a cylinder fixing seat (63) and a cylinder moving seat (64) which are arranged on the upper guide shaft (61) and the lower guide shaft (62) in a penetrating way, and a fixing end supporting plate (65) and a moving end supporting plate (66) which are respectively arranged at two ends of the upper guide shaft (61) and the lower guide shaft (62), the fixing end supporting plate (65) is respectively and fixedly connected with the thin-wall cylinder assembly (3), the cylinder fixing seat (63) and the front finger cylinder assembly (41), the cylinder fixing seat (63) is connected at one side close to the front finger cylinder assembly (41), and the cylinder moving seat (64) is connected at one side close to the rear finger cylinder assembly (42), the moving end support plate (66) is connected with the upper guide shaft (61) and the lower guide shaft (62) respectively.

4. The device for separating the heads and the tails of lobsters as claimed in claim 3, wherein the cylinder fixing base (63) and the cylinder moving base (64) have the same structure, the cylinder moving base (64) comprises a first connecting plate (641) and a second connecting plate (642) which are perpendicularly connected to each other, the first connecting plate (641) is provided with a plurality of first connecting holes (6411), the second connecting plate (642) is provided with an upper through hole (6421) and a lower through hole (6422) along the direction of the output shaft of the thin-wall cylinder assembly (3), and the upper guide shaft (61) and the lower guide shaft (62) are respectively arranged in the upper through hole (6421) and the lower through hole (6422).

5. The lobster head and tail separating device as claimed in claim 3, wherein said fixed end support plate (65) comprises a fixed support plate body (651), a first bump coupling portion (653) coupled with said rear finger cylinder assembly (42), a second bump coupling portion (654) coupled with said cylinder holder (63), a third bump coupling portion (652) coupled with said thin wall cylinder assembly (3), and a first catching groove (655) coupled with a side wall of the support plate (8).

6. The device for separating the heads and the tails of the lobsters as claimed in claim 5, wherein the movable end supporting plate (66) comprises a movable supporting plate body (661), a second clamping groove (662) is formed in the supporting plate body (661) corresponding to the supporting plate (8), inserting holes (663) are respectively formed in the supporting plate body (661) corresponding to the upper guide shaft (61) and the lower guide shaft (62), and the upper guide shaft (61) and the lower guide shaft (62) are respectively suitable for being inserted into the inserting holes (663).

7. The lobster head-tail separating device according to claim 6, characterized in that the front clamping arm assembly (51) comprises a first left clamping arm (511) and a first right clamping arm (512) which are symmetrically arranged and respectively connected to two finger arms of the front finger cylinder assembly (41), the rear clamping arm assembly (52) comprises a second left clamping arm (521) and a second right clamping arm (522) which are symmetrically arranged and respectively connected to two finger arms of the rear finger cylinder assembly (42), a head part of the lobster is suitable to be clamped between the first left clamping arm (511) and the first right clamping arm (512), and a tail part of the lobster is suitable to be clamped between the second left clamping arm (521) and the second right clamping arm (522).

8. The lobster head-tail separating device as claimed in claim 7, characterized in that the first left clamping arm (511) comprises a first left clamping arm body (5110), a third clamping groove (5113) is arranged on one side of the first left clamping arm body (5110) close to the front finger cylinder assembly (41), a left finger arm of the front finger cylinder assembly (41) is clamped in the third clamping groove (5113), a first left circular arc opening (5111) is formed on one side of the first left clamping arm body (5110) far away from the front finger cylinder assembly (41), and a first left inserting needle (5112) is uniformly arranged on the surface of the first left circular arc opening (5111);

the first right clamping arm (512) comprises a first right clamping arm body (5120), a fourth clamping groove (5123) is formed in one side, close to the front finger cylinder assembly (41), of the first right clamping arm body (5120), a right finger arm of the front finger cylinder assembly (41) is clamped in the fourth clamping groove (5123), a first right circular arc opening (5121) is formed in one side, far away from the front finger cylinder assembly (41), of the first right clamping arm body (5120), and first right inserting pins (5122) are uniformly arranged on the surface of the first right circular arc opening (5121);

when the first left clamping arm (511) and the first right clamping arm (512) are close to each other, the first left circular arc opening (5111) and the first right circular arc opening (5121) are suitable for being matched with the heads of lobsters, and the first left inserting pin (5112) and the first right inserting pin (5122) are suitable for being inserted into the heads of the lobsters.

9. The lobster head-tail separating device according to claim 8, characterized in that the second left clamping arm (521) comprises a second left clamping arm body (5210), a fifth clamping groove (5213) is formed in one side, close to the rear finger cylinder assembly (42), of the second left clamping arm body (5210), a left finger arm of the rear finger cylinder assembly (42) is clamped in the fifth clamping groove (5213), a second left circular arc opening (5211) is formed in one side, far away from the rear finger cylinder assembly (42), of the second left clamping arm body (5210), and a second left inserting pin (5212) is uniformly formed in the surface of the second left circular arc opening (5211);

the second right clamping arm (522) comprises a second right clamping arm body (5220), a sixth clamping groove (5223) is formed in one side, close to the rear finger cylinder assembly (42), of the second right clamping arm body (5220), a right finger arm of the rear finger cylinder assembly (42) is clamped in the sixth clamping groove (5223), a second right circular arc opening (5221) is formed in one side, far away from the rear finger cylinder assembly (42), of the second right clamping arm body (5220), and a second right inserting needle (5222) is further uniformly formed in the surface of the second right circular arc opening (5221);

when the second left clamping arm (521) and the second right clamping arm (522) are close to each other, the second left circular-arc opening (5211) and the second right circular-arc opening (5221) are suitable for being matched with the tail of a lobster, and the second left inserting pin (5212) and the second right inserting pin (5222) are suitable for being inserted on the tail of the lobster.

10. A shrimp peeling machine comprising a lobster head and tail separating device as claimed in any one of claims 1 to 9.

Technical Field

The invention relates to the technical field of lobster processing, in particular to a head and tail separating device for lobsters and a lobster peeling machine.

Background

The heads of the crayfishes can be used as fertilizer, and the tails can be eaten, so that the heads and the tails of the crayfishes need to be separated when the crayfishes are eaten, and the conventional manual separation is adopted, so that the separation is troublesome, time and labor are consumed, and the efficiency is low.

The equipment of processing cray now is less, if carry out some processing to cray through mechanical equipment, such as separation shrimp head and shrimp tail, then need use clamping device, presss from both sides the cray earlier through clamping device, then realizes the separation operation through the action drive of fixed stroke, however, this kind of operation mode is single, has not satisfied the production machining efficiency of current material far away.

In addition, the crawfish is provided with a layer of hard crawfish shell on the outer side and soft crawfish meat on the inner side, if the existing ordinary clamping device is used, the crawfish can easily slide out of the clamp due to the fact that the crawfish shell is hard and slippery in the clamping process, and the crawfish can be clamped and crushed, so that the crawfish meat is difficult to separate from the clamp after being adhered to the clamping surface of the clamp.

Disclosure of Invention

In order to solve the defects of the prior art, the invention provides a lobster head-tail separating device which comprises a rotating shaft part, a three-shaft cylinder part, a thin-wall cylinder component, a finger cylinder component and a clamping arm component correspondingly arranged on the finger cylinder component,

the finger cylinder assembly comprises a front finger cylinder assembly and a rear finger cylinder assembly which are vertically arranged side by side, and the clamping arm assembly comprises a front clamping arm assembly and a front clamping arm assembly which are respectively and correspondingly arranged on the front finger cylinder assembly and the rear finger cylinder assembly;

the output shaft end of the rotating shaft part is arranged at the top of the three-shaft cylinder part, and the output shaft end of the three-shaft cylinder part is vertically and fixedly arranged on the thin-wall cylinder component;

the three-axis cylinder part is suitable for driving the finger cylinder assembly and the clamping arm assembly to vertically move, and the thin-wall cylinder assembly is suitable for driving the front finger cylinder assembly and the rear finger cylinder assembly to horizontally move relatively.

Optionally, the three-axis cylinder part, the thin-wall cylinder assembly, the finger cylinder assembly and the clamp arm assembly are respectively provided in two numbers, two three-axis cylinder parts are vertically arranged in parallel, two thin-wall cylinder assemblies are horizontally arranged in parallel, and the two finger cylinder assemblies and the two clamp arm assemblies are symmetrically arranged about the vertical central line of the two three-axis cylinder parts and the two thin-wall cylinder assemblies.

Optionally, the cylinder moving seat assembly includes an upper guide shaft, a lower guide shaft, a cylinder fixing seat and a cylinder moving seat which are arranged on the upper guide shaft and the lower guide shaft in a penetrating manner, and a fixing end supporting plate and a moving end supporting plate which are respectively located at two ends of the upper guide shaft and the lower guide shaft, the fixing end supporting plate is respectively and fixedly connected with the thin-wall cylinder assembly, the cylinder fixing seat and the front finger cylinder assembly, the cylinder fixing seat is connected to one side close to the front finger cylinder assembly, the cylinder moving seat is connected to one side close to the rear finger cylinder assembly, and the moving end supporting plate is respectively connected with the upper guide shaft and the lower guide shaft.

Optionally, the cylinder fixing seat and the cylinder moving seat have the same structure, the cylinder moving seat includes a first connecting plate and a second connecting plate which are perpendicular to each other, the first connecting plate is provided with a plurality of first connecting holes, the second connecting plate is respectively provided with an upper through hole and a lower through hole along the output shaft direction of the thin-wall cylinder assembly, and the upper guide shaft and the lower guide shaft are respectively arranged in the upper through hole and the lower through hole in a penetrating manner.

Optionally, the fixed end support plate includes a fixed support plate body, a first protruding connecting portion connected to the rear finger cylinder assembly, a second protruding connecting portion connected to the cylinder fixing seat, a third protruding connecting portion connected to the thin-wall cylinder assembly, and a first clamping groove connected to a side wall of the support plate.

Optionally, the movable end supporting plate includes a movable supporting plate body, a second clamping groove is formed in a position of the supporting plate body corresponding to the supporting plate, insertion holes are respectively formed in positions of the supporting plate body corresponding to the upper guide shaft and the lower guide shaft, and the upper guide shaft and the lower guide shaft are respectively suitable for being inserted into the insertion holes.

Optionally, the front clamping arm assembly comprises a first left clamping arm and a first right clamping arm which are symmetrically arranged and connected to two finger arms of the front finger cylinder assembly respectively, the rear clamping arm assembly comprises a second left clamping arm and a second right clamping arm which are symmetrically arranged and connected to two finger arms of the rear finger cylinder assembly respectively, a head portion of a lobster is suitable to be clamped between the first left clamping arm and the first right clamping arm, and a tail portion of the lobster is suitable to be clamped between the second left clamping arm and the second right clamping arm.

Optionally, the first left clamp arm comprises a first left clamp arm body, a third clamping groove is formed in one side, close to the front finger cylinder assembly, of the first left clamp arm body, a left finger arm of the front finger cylinder assembly is clamped in the third clamping groove, a first left arc opening is formed in one side, far away from the front finger cylinder assembly, of the first left clamp arm body, and first left contact pins are further uniformly arranged on the surface of the first left arc opening;

the first right clamping arm comprises a first right clamping arm body, a fourth clamping groove is formed in one side, close to the front finger cylinder assembly, of the first right clamping arm body, a right finger arm of the front finger cylinder assembly is connected in the fourth clamping groove in a clamping mode, a first right circular arc opening is formed in one side, far away from the front finger cylinder assembly, of the right clamping arm body, and first right contact pins are further uniformly arranged on the surface of the first right circular arc opening;

when the first left clamping arm and the first right clamping arm are close to each other, the first left arc-shaped opening and the first right arc-shaped opening are suitable for being matched with the heads of lobsters, and the first left contact pin and the first right contact pin are suitable for being inserted into the heads of the lobsters.

Optionally, the second left clamp arm comprises a second left clamp arm body, a fifth clamping groove is formed in one side, close to the rear finger cylinder assembly, of the second left clamp arm body, a left finger arm of the rear finger cylinder assembly is clamped in the fifth clamping groove, a second left arc opening is formed in one side, far away from the rear finger cylinder assembly, of the second left clamp arm body, and second left contact pins are further uniformly arranged on the surface of the second left arc opening;

the second right clamping arm comprises a second right clamping arm body, a sixth clamping groove is formed in one side, close to the rear finger cylinder assembly, of the second right clamping arm body, a right finger arm of the rear finger cylinder assembly is connected in the sixth clamping groove in a clamping mode, a second right circular arc opening is formed in one side, far away from the rear finger cylinder assembly, of the second right clamping arm body, and second right contact pins are further uniformly arranged on the surface of the second right circular arc opening;

when the second left clamping arm and the second right clamping arm are close to each other, the second left arc-shaped opening and the second right arc-shaped opening are suitable for being matched with the tail of the lobster, and the second left contact pin and the second right contact pin are suitable for being inserted into the tail of the lobster.

Compared with the prior art, the invention at least has the following beneficial effects:

1. the invention adopts two finger cylinder assemblies and clamping arm assemblies to respectively clamp the head and the tail of the crayfish, and then drives the two finger cylinder assemblies and the clamping arm assemblies to mutually approach or separate through the air cylinder moving seat assembly, so that the head and the tail of the crayfish can be automatically separated in the process of separating, and the separation is quick and convenient.

2. The invention adopts two sets of three-axis cylinders, three axes of the cylinders perform reciprocating up-and-down linear motion, each three-axis cylinder is connected with a left clamping assembly and a right clamping assembly (a finger cylinder assembly and a clamping arm assembly) to drive the two left and right clamping assemblies to realize clamping and loosening actions, and the left and right clamping assemblies can simultaneously operate under the action of a rotating shaft part.

3. The profile modeling structure of lobster is designed into to the arm lock subassembly, can effectively press from both sides and get the lobster, and the protection lobster can not be pressed from both sides by the swing arm lock and be damaged, has avoided the inside spare part of mechanical clamping device to receive the impact moreover, has still filled up the defect that traditional fixed stroke anchor clamps can't adapt to not need the size material.

4. According to the invention, the contact pin is arranged on the swing arm, so that the crayfish can be inserted into the crayfish during crayfish processing, and thus the crayfish is preliminarily fixed and is not easy to slide out in the process of clamping the swing arm.

The invention also provides a shrimp peeling machine which comprises the lobster head-tail separating device.

The beneficial effects of the shrimp peeling machine and the lobster head-tail separating device in the embodiment of the invention are the same, and are not repeated herein.

Drawings

FIG. 1 is a schematic three-dimensional structure diagram of a lobster head-tail separating device in the embodiment of the invention;

FIG. 2 is a schematic view of the front and rear lobster separating device without the rotating shaft part according to the embodiment of the invention;

FIG. 3 is a front view schematically showing the front and rear separating device of lobster without the rotating shaft part according to the embodiment of the present invention;

FIG. 4 is a schematic top view of the lobster head and tail separating device of the embodiment of the present invention with the rotating shaft removed;

FIG. 5 is a schematic view of an exploded structure of the lobster head and tail separating device of the embodiment of the invention with the rotating shaft part removed;

FIG. 6 is a schematic structural view of a triaxial cylinder part according to an embodiment of the present invention;

FIG. 7 is an exploded view of the front finger cylinder assembly and the front clamp arm assembly in accordance with the exemplary embodiment of the present invention;

FIG. 8 is an exploded view of the rear finger cylinder assembly and rear clamp arm assembly in accordance with an embodiment of the present invention;

FIG. 9 is a schematic view of a rotating shaft according to an embodiment of the present invention;

FIG. 10 is a schematic view showing an internal structure of a rotating shaft according to an embodiment of the present invention;

FIG. 11 is a schematic structural view of a cylinder moving seat according to an embodiment of the present invention;

FIG. 12 is a schematic structural diagram of a fixing end supporting plate according to an embodiment of the present invention;

FIG. 13 is a schematic structural diagram of a movable end support plate according to an embodiment of the present invention;

FIG. 14 is a schematic structural view of a first left clamp arm and a first right clamp arm according to an embodiment of the present invention;

FIG. 15 is a schematic structural view of a second left clamp arm and a second right clamp arm according to an embodiment of the present invention;

description of reference numerals:

1-a rotary shaft part, 100-a drive assembly, 101-a drive motor, 102-a small pulley, 110-a transition pulley assembly, 111-a transition bearing seat part, 112-a rotary shaft part, 113-a transition large pulley, 114-a transition small pulley, 120-an output end assembly, 121-an output end bearing seat part, 122-a support sleeve part, 123-an output end synchronous pulley, 130-a first synchronous belt, 140-a second synchronous belt, 150-a base, 2-a triaxial cylinder part, 3-a thin-walled cylinder assembly, 4-a finger cylinder assembly, 41-a front finger cylinder assembly, 42-a rear finger cylinder assembly, 5-a gripper arm assembly, 51-a front gripper arm assembly, 511-a first left gripper arm, 5110-a first left gripper arm body, 5111-first left arc, 5112-first left pin, 5113-third groove, 512-first right clamp arm, 5120-first right clamp arm body, 5121-first right arc, 5122-first right pin, 5123-fourth groove, 52-rear clamp arm assembly, 521-second left clamp arm, 5210-second left clamp arm body, 5211-second left arc, 5212-second left pin, 5213-fifth groove, 522-second right clamp arm, 5220-second right clamp arm body, 5221-second right arc, 5222-second right pin, 5223-sixth groove, 6-cylinder moving seat assembly, 61-upper guide shaft, 62-lower guide shaft, 63-cylinder fixing seat, 64-cylinder moving seat, 641-first connecting plate, 6411-first connection hole, 642-second connection plate, 6421-upper connection hole, 6422-lower connection hole, 6423-horizontal groove, 65-fixed end support plate, 651-fixed support plate body, 652-third bump connection part, 653-first bump connection part, 6531-second connection hole, 654-second bump connection part, 655-first engaging groove, 66-movable end support plate, 661-movable support plate body, 662-second engaging groove, 663-inserting hole, 67-slide push plate, 7-support plate.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be connected internally, wirelessly or by wire. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In order to solve the above problems, fig. 1-15 show an end-to-end separating device for lobsters according to an embodiment of the present invention, which comprises a rotating shaft part 1, a three-shaft cylinder part 2, a thin-wall cylinder component 3, a finger cylinder component 4 and a clamping arm component 5,

referring to fig. 1 and 2, the finger cylinder assembly 4 includes a front finger cylinder assembly 41 and a rear finger cylinder assembly 42 vertically arranged side by side, and the clamp arm assembly 5 includes a front clamp arm assembly 51 and a rear clamp arm assembly 52 respectively mounted on the front finger cylinder assembly 41 and the rear finger cylinder assembly 42;

the output shaft end of the rotating shaft part 1 is installed at the top of the three-shaft cylinder part 2, the rotating shaft part 1 can drive the three-shaft cylinder part 2 to move under the driving action of the rotating shaft part 1, and the output shaft end of the three-shaft cylinder part 2 is vertically and fixedly installed on the thin-wall cylinder component 3.

The three-axis cylinder part 2 is suitable for driving the finger cylinder assembly 4 and the clamping arm assembly 5 to move vertically, and the thin-wall cylinder assembly 3 is suitable for driving the front finger cylinder assembly 41 and the rear finger cylinder assembly 42 to move horizontally relatively.

From this, through adopting preceding arm lock subassembly 51 and back arm lock subassembly 52 of corresponding installation on preceding finger cylinder subassembly 41 and back finger cylinder subassembly 42 respectively, preceding arm lock subassembly 51 and back arm lock subassembly 52 can press from both sides tight shrimp head and the shrimp tail of crayfish respectively, and preceding finger cylinder subassembly 41 and back finger cylinder subassembly 42 can make horizontal relative motion at thin wall cylinder subassembly 3's effect, thereby drive preceding arm lock subassembly 51 and back arm lock subassembly 52 and be close to each other or keep away from, can realize the autosegregation of shrimp head and shrimp tail at the in-process of keeping away from, the separation is quick, convenient.

Specifically, referring to fig. 1 to 4, in the embodiment of the present invention, the three-axis cylinder portion 2, the thin-walled cylinder assembly 3, the finger cylinder assembly 4 and the clamp arm assembly 5 are respectively provided in two, the two three-axis cylinder portions 2 are vertically juxtaposed, the two thin-walled cylinder assemblies 3 are horizontally juxtaposed, and the two finger cylinder assemblies 4 and the two clamp arm assemblies 5 are symmetrically provided about the vertical center lines of the two three-axis cylinder portions 2 and the two thin-walled cylinder assemblies 3.

Specifically, as shown in fig. 1 and 5, the cylinder moving seat assembly 6 includes an upper guide shaft 61, a lower guide shaft 62, a cylinder fixing seat 63 and a cylinder moving seat 64 disposed on the upper guide shaft 61 and the lower guide shaft 62, and a fixing end support plate 65 and a moving end support plate 66 respectively disposed at two ends of the upper guide shaft 61 and the lower guide shaft 62, wherein the fixing end support plate 65 is respectively fixedly connected to the thin-wall cylinder assembly 3, the cylinder fixing seat 63 and the front finger cylinder assembly 41, the cylinder fixing seat 63 is connected to a side close to the front finger cylinder assembly 41, the cylinder moving seat 64 is connected to a side close to the rear finger cylinder assembly 42, and the moving end support plate 66 is respectively connected to the upper guide shaft 61 and the lower guide shaft 62.

Specifically, referring to fig. 11, the cylinder moving block 64 includes a first connecting plate 641 and a second connecting plate 642 that are perpendicularly connected to each other, and as a preferred embodiment of the present invention, the first connecting plate 641 and the second connecting plate 642 are integrally connected to each other, so that the number of manufacturing processes can be reduced and the manufacturing cost can be reduced by one-time stamping, wherein the first connecting plate 641 is configured to be a rectangular parallelepiped so as to be matched with the surface of the rear finger cylinder assembly 42, and a plurality of first connecting holes 6411 are provided on the first connecting plate 641, and preferably, in order to ensure reliable connection and reduce the number of screws used, one first connecting hole 6411 is provided at each diagonal corner of the first connecting plate 641, so that the first connecting plate 641 is connected to the upper surface of the rear finger cylinder assembly 42 by screwing. The side of the second connecting plate 642 adjacent to the rear finger cylinder assembly 42 is also rectangular and has a horizontal slot 6423 formed in its surface, so that the surface of the second connecting plate 642 adjacent to the thin-walled cylinder assembly 3 is adapted to the external surface of the thin-walled cylinder assembly 3 and fits well with the surface of the rear finger cylinder assembly 42.

The second connecting plate 642 is provided with an upper through hole 6421 and a lower through hole 6422 along the output shaft direction of the thin-walled cylinder assembly 3, and an upper guide shaft 61 and a lower guide shaft 62 are respectively arranged in the upper through hole 6421 and the lower through hole 6422. Referring to fig. 4, an upper through hole 6421 and a lower through hole 6422 horizontally penetrate the upper and lower sides of the second connecting plate 642, respectively, so that the upper guide shaft 61 and the lower guide shaft 62 can penetrate the upper through hole 6421 and the lower through hole 6422, respectively, thereby allowing the cylinder moving block 64 to horizontally slide along the upper guide shaft 61 and the lower guide shaft 62.

In the same arrangement, the cylinder fixing seat 63 and the cylinder moving seat 64 have the same structure, so that the side surface of the cylinder fixing seat 63 close to the front finger cylinder assembly 41 can be tightly connected with the cylinder fixing seat 63, and the side surface of the cylinder fixing seat 63 close to the thin-wall cylinder assembly 3 can be tightly connected with the cylinder fixing seat 63.

Specifically, as shown in fig. 12, the fixed end support plate 65 includes a fixed support plate body 651, a first bump connecting portion 653, a second bump connecting portion 654, a third bump connecting portion 652 and a first card slot 655. Wherein, the first bump connecting portion 653 is provided with a second connecting hole 6531, the first bump connecting portion 653 can be connected with the rear finger cylinder assembly 42 by screwing the second connecting hole 6531, the second bump connecting portion 654 is provided with a third connecting hole 6541, the second bump connecting portion 654 can be connected with the cylinder holder 63 through the third connecting hole 6541, and the third connecting hole 6541 is coaxial with the upper guide shaft 61, whereby the upper guide shaft 61 can be vertically fixed on the second bump connecting portion 654, the third bump connecting portion 652 is connected on the fixed support plate body 651, and has a structure shape of a raised rectangular parallelepiped, whereby the third bump connecting portion 652 can be closely attached to the thin-walled cylinder assembly 3, the first engaging groove 655 is provided at the side end of the fixed support plate body 651 corresponding to the support plate 7, and the first engaging groove 655 is provided above the third bump connecting portion 652, thus, one end of the support plate 7 can be snapped onto the fixed end support plate 65.

Specifically, referring to fig. 13, the movable end support plate 66 includes a movable support plate body 661, a second engaging groove 662 is formed in the support plate body 661 corresponding to the support plate 7, inserting holes 663 are respectively formed in the support plate body 661 corresponding to the upper guide shaft 61 and the lower guide shaft 62, and the upper guide shaft 61 and the lower guide shaft 62 are respectively adapted to be inserted into the inserting holes 663.

Specifically, referring to fig. 7 and 14, the front clamping arm assembly 51 includes a first left clamping arm 511 and a first right clamping arm 512 symmetrically disposed, and the first left clamping arm 511 and the first right clamping arm 512 are respectively and correspondingly connected to the two left and right finger arms of the front finger cylinder assembly 41.

Thus, the first left arm 511 and the first right arm 512 can be driven by the front finger cylinder assembly 41 to perform clamping and unclamping operations.

Referring to fig. 8 and 15, the rear clamp arm assembly 52 includes a second left clamp arm 521 and a second right clamp arm 522, which are symmetrically disposed, and the second left clamp arm 521 and the second right clamp arm 522 are correspondingly connected to the two left and right finger arms of the rear finger cylinder assembly 42, respectively.

Therefore, the second left clipping arm 521 and the second right clipping arm 522 can perform the clamping and releasing actions under the driving of the rear finger cylinder assembly 42.

Specifically, referring to fig. 8, the first left clamp arm 511 includes a first left clamp arm body 5110, a third slot 5113 is disposed on a side of the first left clamp arm body 5110 close to the front finger cylinder assembly 41, a left finger arm of the front finger cylinder assembly 41 is clamped in the third slot 5113, a first left arc-shaped opening 5111 is disposed on a side of the first left clamp arm body 5110 far from the front finger cylinder assembly 41, and a first left insertion pin 5112 is further uniformly disposed on a surface of the first left arc-shaped opening 5111.

The first right clamping arm 512 comprises a first right clamping arm body 5120, a fourth clamping groove 4123 is formed in one side, close to the front finger cylinder assembly 41, of the first right clamping arm body 5120, a right finger arm of the front finger cylinder assembly 41 is clamped in the fourth clamping groove 4123, a first right arc opening 5121 is formed in one side, far away from the front finger cylinder assembly 41, of the first right clamping arm body 5120, and a first right inserting pin 5122 is further uniformly arranged on the surface of the first right arc opening 5121.

Therefore, when the first left clamping arm 511 and the first right clamping arm 512 are close to each other, the first left circular arc 5111 and the first right circular arc 5121 are suitable for being matched with the heads of lobsters, the first left inserting pin 5112 and the first right inserting pin 5122 are suitable for being plugged on the heads of the lobsters, and the head of the lobsters is suitable for being clamped between the first left clamping arm 511 and the first right clamping arm 512.

Specifically, referring to fig. 9, the second left clamp arm 521 includes a second left clamp arm body 5210, a fifth slot 5213 is disposed on a side of the second left clamp arm body 4210 close to the rear finger cylinder assembly 42, a left finger arm of the rear finger cylinder assembly 42 is clamped in the fifth slot 5213, a second left circular arc opening 5211 is disposed on a side of the second left clamp arm body 5210 far from the rear finger cylinder assembly 42, and a second left insertion pin 5212 is further uniformly disposed on a surface of the second left circular arc opening 5211.

The second right clamp arm 522 comprises a second right clamp arm body 5220, a sixth clamping groove 5223 is formed in one side, close to the rear finger cylinder assembly 42, of the second right clamp arm body 5220, a right finger arm of the rear finger cylinder assembly 42 is clamped in the sixth clamping groove 5223, a second right arc opening 5221 is formed in one side, far away from the rear finger cylinder assembly 42, of the second right clamp arm body 4220, and second right inserting pins 5222 are further uniformly formed in the surface of the second right arc opening 5221;

when the second left arm 521 and the second right arm 522 are close to each other, the second left circular arc opening 5211 and the second right circular arc opening 5221 are adapted to fit with the tail of a lobster, and the second left pin 5212 and the second right pin 5222 are adapted to be inserted into the tail of the lobster.

Therefore, the second left arm lock 521 and the second right arm lock 522 are suitable for clamping the tail of the lobster, when the second left arm lock 521 and the second right arm lock 522 are close to each other, the second left circular arc opening 5211 and the second right circular arc opening 5221 are suitable for being matched with the tail of the lobster, the second left pin 5212 and the second right pin 5222 are suitable for being plugged on the tail of the lobster, and the first left arm lock 511 and the first right arm lock 512 are suitable for clamping the tail of the lobster.

The embodiment of the invention also provides a shrimp peeling machine which comprises the lobster head-tail separating device.

The beneficial effects of the shrimp peeling machine and the lobster head-tail separating device in the embodiment of the invention are the same, and are not repeated herein.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to be within the scope of the present disclosure.