CN209825032U - Shrimp body and shrimp tail separating device - Google Patents

Abstract

The utility model discloses a shrimp body and shrimp tail separating device, which comprises two sets of clamping devices, wherein each set of clamping device is arranged on a support frame and comprises a clamp shell, a slide block, a clamping element, a push rod, a bevel block, a horizontal push rod and a horizontal moving shaft; the clamping element comprises two swinging units, and each swinging unit comprises a swinging arm, a swinging hinge shaft and a sliding pin shaft; the lower end of the ejector rod is connected with the clamp shell through an inclined plane block; a horizontal push rod is arranged on the clamp shell, and one end of the horizontal push rod is connected with the inclined plane block; and a horizontal moving shaft is arranged on a clamp shell of at least one set of clamping devices. The utility model discloses a two sets of clamping device can press from both sides tight lobster body and the shrimp tail of crayfish respectively, has still adopted the horizontal migration axle to drive two clamping device and is close to each other or keep away from, can realize the autosegregation of shrimp body and shrimp tail at the in-process of keeping away from, and the separation is quick and convenient.

Description

Shrimp body and shrimp tail separating device

Technical Field

The utility model belongs to shrimp processing equipment field, more specifically relates to a separator.

Background

The crayfish has high protein content in the body, has soft meat, is easy to digest, and is a good food for people who are weak and need to be recuperated after illness; the shrimp meat is rich in magnesium, zinc, iodine, selenium, etc., and magnesium has important regulating effect on heart activity, can protect cardiovascular system, reduce cholesterol content in blood, prevent arteriosclerosis, and dilate coronary artery, and is beneficial to preventing hypertension and myocardial infarction.

The crayfish is made into various cuisines because of the larger body size, more meat and delicious meat compared with other freshwater shrimps, and is popular. The crayfish body of crayfish can be as fertilizer, and the shrimp tail can eat, therefore, when eating crayfish, the separation of shrimp body shrimp tail need be carried out, and current generally manual separation, it is troublesome to separate, and consuming time and energy, the inefficiency is lower.

The existing crayfish processing equipment is less, if crayfish processing is carried out on mechanical equipment, such as separation of shrimp bodies and shrimp tails, the crayfish needs to be clamped by using a clamping device, most of linkage power is driven by fixed-stroke motion in the traditional mechanical clamping device, more rigid connection support is adopted, the conversion motion obtained by the connection support mode is rigid, if the size of materials to be clamped is larger or harder, two swing arms of a clamping unit can generate rigid collision with the materials in the process of moving the materials to be clamped, larger impact can be generated, the impact can damage parts in the mechanical clamping device, and in addition, if the swing arms drive elements which swing continuously after clamping the materials, the damage of the mechanical device can be increased if the continuous operation is carried out, but also reduces the service life of the mechanical clamping device.

In addition, because the crawfish is covered by a layer of hard crawfish shell and the soft crawfish meat is covered by the soft crawfish shell, 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, and the crawfish can be crushed, so that the crawfish meat is difficult to separate from the clamp after being adhered to the clamping surface of the clamp.

SUMMERY OF THE UTILITY MODEL

To prior art's above defect or improve the demand, the utility model provides a shrimp body shrimp tail separator, its aim at separates efficient and convenient to use fast to the shrimp body and the shrimp tail of crayfish.

To achieve the above object, according to one aspect of the present invention, there is provided a shrimp body and shrimp tail separating device, comprising two sets of clamping devices arranged side by side, each set of clamping device comprising a clamp housing, a slider, a clamping element, a push rod, a bevel block, a horizontal push rod and a horizontal moving shaft, wherein the clamp housing of at least one set of clamping device is movably mounted on a support frame, and,

the sliding block is sleeved in the clamp shell, a guide surface convenient for the sliding block to move up and down is vertically arranged on the inner wall of the clamp shell, two guide sliding chutes are arranged on the sliding block and are arranged in bilateral symmetry, and each guide sliding chute is obliquely arranged relative to a horizontal plane;

the clamping element comprises two swing units which are arranged in bilateral symmetry, each swing unit comprises a swing arm, a swing hinge shaft and a sliding pin shaft, the swing hinge shafts and the sliding pin shafts are horizontally arranged and are parallel to each other, the swing arms are hinged on the clamp shell through the swing hinge shafts, the swing arms are fixedly provided with the sliding pin shafts at positions corresponding to the guide sliding grooves, and the swing hinge shafts are positioned above or below the sliding pin shafts in an inclined manner;

each sliding pin shaft extends into the corresponding guide sliding groove at a corresponding position and can slide in the guide sliding groove;

the clamp shell is provided with the push rod capable of moving longitudinally, the push rod is arranged vertically, the upper end of the push rod extends into the clamp shell and then is connected with the sliding block, the lower end of the push rod is supported by the inclined plane block, and the inclined plane block is provided with an inclined plane inclined relative to the horizontal plane;

a horizontal push rod capable of moving longitudinally is arranged on the support frame, and one end of the horizontal push rod is connected with the inclined plane block;

the clamp housing of the clamping device movably mounted on the support frame is provided with the horizontal moving shaft which can move longitudinally.

Preferably, a return spring is disposed between the support frame and the clamp housing that can be pushed by the horizontal moving shaft.

Preferably, the inclined plane block is further provided with horizontal sliding planes at positions corresponding to upper and lower ends of the inclined plane, respectively.

Preferably, the ejector rod is connected with the sliding block through an intermediate connecting frame.

Preferably, the middle connecting frame is located in the fixture housing and comprises a connecting block and a guide rod, the upper end of the ejector rod extends into the fixture housing and then is fixedly connected with the connecting block, the lower end of the ejector rod is exposed out of the fixture housing and can move up and down relative to the fixture housing, the connecting block is movably mounted on the guide rod in a penetrating manner and is vertically arranged, and the upper end of the guide rod is fixedly connected with the sliding block; in addition, a buffer spring is vertically arranged between the connecting block and the sliding block.

Preferably, the number of the guide rods is more than two, and each guide rod is respectively provided with one buffer spring in a penetrating mode.

Preferably, the buffer spring is mounted on the guide rod in a penetrating manner, and a pre-tightening force is applied to the sliding block and the connecting block by the buffer spring.

Preferably, the housing comprises a housing body and a side cover plate which are detachably connected together.

Preferably, the slider comprises a slider body and a wear-resistant part arranged on the side surface of the slider body, and the wear-resistant part is in contact with the guide surface.

Preferably, each swing arm is provided with a clamping part for clamping the material, one side of the clamping part, which is close to the material, is a clamping surface, wherein,

each clamping part is provided with a reed, the reed is formed by bending, the reed comprises a connecting section, a clamping section and an elastic section which are sequentially connected together, the connecting section is fixedly connected to the clamping parts, the clamping section is correspondingly arranged at the clamping surfaces of the clamping parts and used for clamping materials, the clamping section is integrally arc-shaped and arched relative to the clamping surfaces, and the elastic section is obliquely arranged relative to the clamping surfaces and extends towards the space between the two clamping surfaces;

the clamping part is characterized in that a contact pin is arranged on a clamping surface of the clamping part, a through hole is formed in the position, corresponding to the contact pin, of the clamping section, and the contact pin penetrates through the through hole.

Generally, through the utility model discloses above technical scheme who conceives compares with prior art, can gain following beneficial effect:

1) the utility model adopts two sets of clamping devices, which can respectively clamp the body and tail of the crayfish, and adopts the horizontal moving shaft to drive the two clamping devices to approach or separate from each other, so that the automatic separation of the body and tail of the crayfish can be realized in the process of separating, and the separation is quick and convenient;

2) the utility model adopts the symmetrical guide chutes arranged on the slider capable of moving linearly up and down, and drives the two swing arms to realize clamping and loosening actions in the reciprocating linear motion process of the slider, thereby realizing the conversion of the linear motion to the clamping and loosening actions, and the structure is simple and reliable, solving the problems of complex composition, more parts, high cost, inconvenient maintenance and the like of the same actions realized by the traditional mode through the modes of gears or connecting rod transmission and the like, and being applied to various devices which need to realize linkage clamping and have higher limits on the cost and the efficiency of the device;

3) when the size or hardness of a clamped material is larger than a clamping value set by the clamp, the buffer spring arranged between the connecting block and the sliding block can generate elastic deformation, and the swing arm can not swing, namely the connecting block and the spring move while the swing arm does not move at the moment, which is equivalent to that the linear motion of the ejector rod is an idle stroke which does not apply work to the swing arm, so that the rigid connection motion in the mechanical clamping device can be converted into the flexible motion of the buffer spring, the material can be protected from being damaged by the swing arm, the parts in the mechanical clamping device are prevented from being impacted, the problem of the self-adaptability of the clamp under the power drive of a fixed stroke is ingeniously realized by using the buffer spring, and the defect that the traditional fixed stroke clamp cannot adapt to the material with an unnecessary size;

4) the utility model discloses a set up the contact pin on the swing arm, can add man-hour and insert inside the cray realizing the cray to the preliminary fixed of cray is realized letting the cray be difficult to the roll-off at the tight in-process of swing arm clamp, and at the tight in-process of clamp, thereby the cray can push down the bullet material section and let the bullet material section take place elastic deformation, has processed the back, thereby the bullet material section can pop out the cray fast through elasticity and drop out anchor clamps, therefore it is fixed and the bullet material is all more reliable.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a schematic structural view of a clamping device according to the present invention;

fig. 4 is a schematic structural view of the clamping device of the present invention after the side cover plate is removed from the clamp casing;

fig. 5 is a schematic structural diagram of the middle spring plate of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

As shown in fig. 1 to 5, a shrimp tail separating device comprises two sets of clamping devices 200 arranged side by side, and each set of clamping device 200 comprises a clamp housing 10, a slide block 20, a clamping element 30, a push rod 40, a slope block 401, a horizontal push rod 90 and a horizontal moving shaft 80, wherein the clamp housing 10 of at least one set of clamping device 200 is movably mounted on a support frame 100, and,

the slide block 20 is sleeved in the clamp shell 10, a guide surface convenient for the slide block 20 to move up and down is vertically arranged on the inner wall of the clamp shell 10, two guide sliding chutes 203 are arranged on the slide block 20 and are arranged in bilateral symmetry, and each guide sliding chute 203 is obliquely arranged relative to the horizontal plane; preferably, the housing comprises a housing body 101 and a side cover 102 detachably connected together, so that the slider 20 can be conveniently placed in the housing body 101 after the side cover 102 is removed;

the clamping element 30 comprises two swing units 300 which are arranged in bilateral symmetry, each swing unit 300 comprises a swing arm 301, a swing hinge shaft 302 and a sliding pin shaft 303, the swing hinge shaft 302 and the sliding pin shaft 303 are both arranged horizontally and are parallel to each other, the swing arm 301 is hinged on the clamp shell 10 through the swing hinge shaft 302, the swing arm 301 is fixedly provided with the sliding pin shaft 303 at a position corresponding to the guide chute 203, and the swing hinge shaft 302 is positioned above or below the sliding pin shaft 303 in an oblique manner;

each sliding pin shaft 303 extends into the corresponding guide chute 203 at a corresponding position and can slide in the guide chute 203;

the clamp shell 10 is provided with the push rod 40 capable of moving longitudinally, the push rod 40 is vertically arranged, the upper end of the push rod 40 extends into the clamp shell 10 and then is connected with the sliding block 20, the lower end of the push rod 40 is supported by the inclined plane block 401, and the inclined plane block 401 is provided with an inclined plane 402 inclined relative to the horizontal plane so as to control the push rod 40 to move up and down; the pushing rod 40 can move up and down by the movement of the pushing rod 40 on the inclined plane 402, so that the sliding block 20 can be pushed to slide up and down along the guide surface, the sliding pin shaft 303 can be driven to slide in the guide sliding groove 203, and the swing arm 301 can be driven to swing around the central line of the swing hinge shaft 302, so that the two swing arms 301 can clamp or release materials; the up and down movement of the ejector pin 40 can be achieved by any other conventional propulsion mechanism, such as a motor, a hydraulic cylinder, a pneumatic cylinder, etc.

A horizontal push rod 90 capable of moving longitudinally (moving along the longitudinal direction of the horizontal push rod 90) is mounted on the support frame 100, one end of the horizontal push rod 90 is connected with the inclined plane block 401, and the other end of the horizontal push rod 90 is used for connecting a propelling structure; the longitudinal movement of the horizontal pushing rod 90 can be realized by any existing pushing structure, for example, the pushing structure can be a pushing block with an inclined surface, the pushing block can be installed on the frame, the inclined surface of the pushing block can drive the horizontal pushing rod 90 to move longitudinally, or a power device such as a motor, a hydraulic cylinder, an air cylinder, etc. can be adopted.

The clamp housing 10 of the clamping device 200 movably mounted on the supporting frame 100 is mounted with the horizontal moving shaft 80 (movable along the longitudinal direction of the horizontal moving shaft 80) capable of moving longitudinally, so as to drive the two sets of the clamping devices 200 to approach or move away from each other. Preferably, the horizontal moving shaft 80 is parallel to the horizontal push rod 90; the longitudinal movement of the horizontal moving shaft 80 can be realized by any existing power pushing structure, for example, the pushing structure can be a pushing block with an inclined surface, the pushing block can be installed on the frame, the inclined surface of the pushing block can drive the horizontal moving shaft 80 to move longitudinally, or a power device such as a motor, a hydraulic cylinder, an air cylinder, etc. can be used.

Further, the sliding block 20 comprises a sliding block body 201 and a wear-resistant part 202 arranged on the side surface of the sliding block body 201, the wear-resistant part 202 is in contact with the guide surface, and the arrangement of the wear-resistant part 202 can effectively prolong the service life of the sliding block 20.

Further, the support frame 100 adopts a box structure, and one end of each of the horizontal push rod 90 and the horizontal moving shaft 80 extends into the support frame 100, and the other end thereof is exposed out of the support frame 100.

Further, a return spring 70 is disposed between the support frame 100 and the clamp housing 10 that can be pushed by the horizontal moving shaft 80, so as to allow the clamp housing 10 to automatically return, and thus only other structures are needed to push one of the clamp housings 10 away from the other clamp housing 10, and the return of the clamp housing 10 (the approach of the two clamp housings 10) is realized by the elastic force of the return spring 70. A guide shaft 701 is further horizontally provided on the support frame 100, a return spring 70 may be installed on the guide shaft 701, the jig housing 10, which may be pushed by a horizontal moving shaft 80, may be movably installed on the guide shaft 701 and a slide bearing is installed on the jig housing 10, and the horizontal moving shaft 80 passes through the other jig housing 10.

Further, the inclined plane block 401 is further provided with horizontal sliding surfaces 403 at positions corresponding to the upper end and the lower end of the inclined plane 402, so that certain matching tolerance of each part of the separation device can be allowed, that is, when the ejector rod 40 and the inclined plane block 401 are driven to move by other structures, the ejector rod 40 can be allowed to move a small distance on the horizontal plane of the inclined plane block 401, and the swing arm 301 does not move at the moment, so that the assembly is not required to be accurate, and the manufacturing and assembly cost is reduced.

Further, the ejector rod 40 is connected with the sliding block 20 through an intermediate connecting frame 50, the intermediate connecting frame 50 is located in the fixture housing 10, the intermediate connecting frame 50 includes a connecting block 501 and a guide rod 502, the upper end of the ejector rod 40 extends into the fixture housing 10 and then is fixedly connected with the connecting block 501, the lower end of the ejector rod 40 is exposed out of the fixture housing 10, the ejector rod 40 can move up and down relative to the fixture housing 10, the connecting block 501 is movably mounted on the guide rod 502 in a penetrating manner, the guide rod 502 is vertically arranged, and the upper end of the guide rod 502 is fixedly connected with the sliding block 20; in addition, a buffer spring 503 is vertically arranged between the connecting block 501 and the sliding block 20.

Preferably, the slider 20 is of a hollow shell structure, the upper end of the slider is open, the lower end of the swing arm 301 extends into the slider 20 and is connected with the sliding pin shaft 303, the swing hinge shaft 302 is located obliquely above the sliding pin shaft 303, then the two guide sliding grooves 203 are arranged in a splayed shape, a connecting line between the swing hinge shaft 302 and the sliding pin shaft 303 on one swing arm 301 and a connecting line between the swing hinge shaft 302 and the sliding pin shaft 303 on the other swing arm 301 are also arranged in a splayed shape, when the arrangement mode is adopted, the buffer spring 503 is a compression spring, when the slider 20 moves upwards, the two swing arms 301 are matched to clamp the material, and when the slider 20 moves downwards, the two swing arms 301 are matched to release the material.

Of course, the two guide chutes 203 may also be arranged in an inverted-eight shape, and a connecting line between the swing hinge shaft 302 and the sliding pin 303 on one swing arm 301 and a connecting line between the swing hinge shaft 302 and the sliding pin 303 on the other swing arm 301 may be arranged in an inverted-eight shape.

The aforementioned splayed arrangement and the inverted splayed arrangement may be combined, so that the lifting or lowering of the ejector rod 40 may drive the two swing arms 301 to clamp or release the material, depending on the actual arrangement, and the buffer spring 503 may also adopt a compression spring or an extension spring, depending on the actual arrangement.

The buffer spring 503 of the present invention is very important for reducing the collision damage of the components and improving the life of the mechanical clamping device 200, if there is no buffer spring 503, the connection between the components of the present invention is rigid, when clamping the material with larger size, rigid collision will also occur, but after the buffer spring 503 is provided, when clamping the material with larger size or larger hardness exceeding the set value, rigid collision will not occur between the components such as the push rod 40, the connecting block 501 and the guide rod 502, etc. because when the swing arm 301 clamps, the connecting block 501 makes the buffer spring 503 elastically deform, and the swing arm 301 and the slider 20 will not move (the elastic force of the buffer spring 503 drives the swing arm 301 to move to continue clamping the material), thus the rigid connection can be converted into the flexible connection of the buffer spring 503, thereby avoiding the problem of loss of parts due to rigid collision.

Further, the number of the guide rods 502 is more than two, and the buffer spring 503 is respectively arranged on each guide rod 502 in a penetrating manner, so that the multi-point stress of the sliding block 20 can be ensured, and the sliding block 20 can be kept to move smoothly if the positions are arranged reasonably.

Further, the buffer spring 503 is mounted on the guide rod 502 in a penetrating manner, and a pre-tightening force is applied to the slider 20 and the connecting block 501 by the buffer spring 503 (if a compression spring is adopted as the case may be, the lower end of the guide rod 502 is connected with the limit block 504 in a threaded manner, the limit block 504 is located below the connecting block 501, and the pre-tightening force of the buffer spring 503 can be adjusted by screwing the limit block 504, if an extension spring is adopted, the guide rod 502 is connected with the limit block 504 in a threaded manner, the limit block 504 is located above the connecting block 501, and the pre-tightening force of the buffer spring 503 can be adjusted by screwing the limit block 504), so that the pre-tightening force of the buffer spring 503 is applied to the slider 20 and the connecting block 501, and the push rod 40 can make the slider 20.

Further, the sliding block 20 comprises a sliding block 20 body and a wear-resistant part 202 arranged on the side surface of the sliding block 20 body, the wear-resistant part 202 is in contact with the guide surface, and the sliding block 20 can be effectively protected by the wear-resistant part 202.

The utility model discloses a push-up rod 40 drives slider 20 and reciprocates (push-up rod 40 can drive through the power pack of various forms), slide pin shaft 303 cooperation on direction spout 203 on the slider 20 and the swing arm 301 drives swing arm 301 swing again, thereby can realize that two swing arms 301 press from both sides tightly or loosen the material, the structure is fairly simple with the cooperation relation, and it is also fairly nimble to drive the power pack's that push-up rod 40 reciprocated selection mode, and buffer spring 503 has still been set up between slider 20 and connecting block 501, can turn into flexonics with rigid connection, the rigidity collision has been avoided and spare part is damaged.

Each swing arm 301 is provided with a clamping part 3011 for clamping the material, one side of the clamping part 3011 close to the material is a clamping surface, wherein,

each clamping part 3011 is provided with a reed 60, preferably, the reed 60 is made of spring steel, which has good elasticity and high fatigue strength, and the reed 60 is formed into multiple sections by bending, the reed 60 includes a connecting section 601, a clamping section 602, and a spring section 603 that are connected together in sequence, the connecting section 601 is fixedly connected to the clamping part 3011, the shape of the connecting section 601 can be varied as long as the reed 60 can be fixed on a fixture, the clamping section 602 is correspondingly arranged at the clamping surface of the clamping part 3011 for clamping a material, the clamping section 602 is arc-shaped as a whole and arched with respect to the clamping surface, so that the material (such as cray) can press the clamping section 602 towards the clamping surface of the clamping part 3011 during clamping, so that the clamping section 602 is attached to the clamping surface, and thus the clamping section 602 is elastically deformed, therefore, the shrimp shell can be buffered, so that the shrimp shell is not easy to break; the elastic section 603 is arranged obliquely relative to the clamping surfaces and extends towards the space between the two clamping surfaces, so that the material can also press the elastic section 603 and the elastic section 603 is also elastically deformed;

the clamping portion 3011 is provided with a pin 604 on the clamping surface, the material clamping section 602 is provided with a through hole 605 at a position corresponding to the pin 604, and the pin 604 passes through the through hole 605, so that the pin 604 can pierce the inside of the material during the clamping process, and the material is not easy to slip out.

Further, the material ejecting section 603 is arranged at one end of the clamping portion 3011 close to the clamp base, and the included angle between the material ejecting section 603 and the clamping surface is an obtuse angle, so that the material can extrude the material ejecting section 603 more easily, and the material ejecting section 603 can be elastically deformed quickly.

Further, the spring 60 is detachably connected to the clamping portion 3011, so that the spring 60 can be replaced conveniently.

When the crayfish is processed, the crayfish can be placed on the clamping device 200, the two swing arms 301 are matched to clamp the crayfish, and in the clamping process, the contact pins 604 can pierce the shells of the crayfish and pierce the bodies of the crayfish, so that the crayfish is preliminarily fixed, and the crayfish is not easy to slip out in the process that the two swing arms 301 are continuously clamped; and the crayfish extrudes the clamping section 602 and the elastic section 603 in the clamping process, so that the clamping section 602 and the elastic section 603 are elastically deformed, after the processing is finished, the clamping device 200 moves to an inverted state, the crayfish is loosened by the two swing arms 301, the clamping section 602 and the elastic section 603 apply elasticity to enable the crayfish to be automatically ejected, and therefore the clamping process is relatively reliable in fixing and ejecting the crayfish.

After the two clamping devices 200 respectively clamp the shrimp body and the shrimp tail of the crayfish, the horizontal moving shaft 80 can drive the two clamping devices 200 to be away from each other, the automatic separation of the shrimp body and the shrimp tail can be realized in the process of being away from, the separation is convenient, then the two clamping devices 200 are close to each other, the crayfish is placed in the clamping devices, and then the separation is performed, so that the crayfish body and the shrimp tail can be quickly separated.

It will be understood by those skilled in the art that the foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the invention to the particular forms disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. A shrimp body and shrimp tail separating device is characterized by comprising two sets of clamping devices which are arranged side by side, wherein each set of clamping device comprises a clamp shell, a sliding block, a clamping element, a push rod, a bevel block, a horizontal push rod and a horizontal moving shaft, the clamp shell of at least one set of clamping device is movably arranged on a supporting frame, in addition,

the sliding block is sleeved in the clamp shell, a guide surface convenient for the sliding block to move up and down is vertically arranged on the inner wall of the clamp shell, two guide sliding chutes are arranged on the sliding block and are arranged in bilateral symmetry, and each guide sliding chute is obliquely arranged relative to a horizontal plane;

the clamping element comprises two swing units which are arranged in bilateral symmetry, each swing unit comprises a swing arm, a swing hinge shaft and a sliding pin shaft, the swing hinge shafts and the sliding pin shafts are horizontally arranged and are parallel to each other, the swing arms are hinged on the clamp shell through the swing hinge shafts, the swing arms are fixedly provided with the sliding pin shafts at positions corresponding to the guide sliding grooves, and the swing hinge shafts are positioned above or below the sliding pin shafts in an inclined manner;

each sliding pin shaft extends into the corresponding guide sliding groove at a corresponding position and can slide in the guide sliding groove;

the clamp shell is provided with the push rod capable of moving longitudinally, the push rod is arranged vertically, the upper end of the push rod extends into the clamp shell and then is connected with the sliding block, the lower end of the push rod is supported by the inclined plane block, and the inclined plane block is provided with an inclined plane inclined relative to the horizontal plane;

a horizontal push rod capable of moving longitudinally is arranged on the support frame, and one end of the horizontal push rod is connected with the inclined plane block;

the clamp housing of the clamping device movably mounted on the support frame is provided with the horizontal moving shaft which can move longitudinally.

2. The device as claimed in claim 1, wherein a return spring is provided between the support frame and the clamp housing which is pushed by the horizontal moving shaft.

3. The device as claimed in claim 1, wherein the inclined plane block is further provided with horizontal sliding planes at positions corresponding to upper and lower ends of the inclined plane, respectively.

4. The device as claimed in claim 1, wherein the push rod is connected to the sliding block through an intermediate connecting frame.

5. The shrimp body and shrimp tail separating device as claimed in claim 4, wherein the middle connecting frame is located in the clamp casing and comprises a connecting block and a guide rod, the upper end of the push rod extends into the clamp casing and then is fixedly connected with the connecting block, the lower end of the push rod is exposed out of the clamp casing and can move up and down relative to the clamp casing, the connecting block is movably arranged on the guide rod in a penetrating manner and the guide rod is vertically arranged, and the upper end of the guide rod is fixedly connected with the sliding block; in addition, a buffer spring is vertically arranged between the connecting block and the sliding block.

6. The device for separating the shrimp bodies from the shrimp tails as claimed in claim 5, wherein the number of the guide rods is more than two, and each guide rod is provided with one buffer spring in a penetrating way.

7. The device as claimed in claim 5, wherein the buffer spring is inserted into the guide rod and exerts a pre-load on the slider and the connecting block.

8. The device as claimed in claim 1, wherein the housing comprises a housing body and a side cover plate detachably connected together.

9. The device as claimed in claim 1, wherein the slider comprises a slider body and a wear member disposed on a side surface of the slider body, the wear member contacting the guide surface.

10. The device for separating shrimp bodies from shrimp tails as claimed in claim 1, wherein each swing arm has a holding portion for holding the material, the side of the holding portion adjacent to the material being a holding surface, wherein,

each clamping part is provided with a reed, the reed is formed by bending, the reed comprises a connecting section, a clamping section and an elastic section which are sequentially connected together, the connecting section is fixedly connected to the clamping parts, the clamping section is correspondingly arranged at the clamping surfaces of the clamping parts and used for clamping materials, the clamping section is integrally arc-shaped and arched relative to the clamping surfaces, and the elastic section is obliquely arranged relative to the clamping surfaces and extends towards the space between the two clamping surfaces;

the clamping part is characterized in that a contact pin is arranged on a clamping surface of the clamping part, a through hole is formed in the position, corresponding to the contact pin, of the clamping section, and the contact pin penetrates through the through hole.