JP2018050516A - Poultry carcass tenderloin creasing mechanism - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a tenderloin creasing mechanism as a tenderloin creasing mechanism of creasing tenderloin from the side, making a yield of tenderloin high, and causing no meat texture lowering of tenderloin.SOLUTION: A tenderloin creasing mechanism creases tenderloin from the side by approaching/separating from the side to/from a poultry carcass upper half part chicken bone with tenderloin, held by a holding member internally engaged with a pleural cavity, and relatively moving the poultry carcass upper half part chicken bone with tenderloin to a longitudinal extension direction of the carina of the poultry carcass upper half part chicken bone, and includes a knife formed from a thin plate material of a spring steel, and a knife drive mechanism advancing/retreating the knife.SELECTED DRAWING: Figure 3

Description

TECHNICAL FIELD The present invention relates to a mechanism for entering a poultry carcass fillet.

The upper half of the edible carcass carcass that is approached and separated from the side of the upper half glass of the slaughtered chicken body with the fillet that is held by the holding member internally fitted in the chest cavity Patent Document 1 discloses a scissor muscle insertion mechanism that relatively moves in the longitudinal extension direction of the keel and enters the scissors from the side. FIG. 11 of Patent Document 1 depicts a state in which a knife that maintains a rigid linear shape bites into the scissors.

Japanese Patent No. 4325940

It is desirable from the viewpoint of improving the yield of the scissors that the knife of the scissor muscle insertion mechanism enters between the skeleton part of the upper half gala of the poultry carcass and the scissors and peels the scissors from the skeleton part. However, if the knife is rigid, it may pierce or scrape the skeleton portion of the upper half of the carnivorous carcass, resulting in a decrease in the yield of the scissors and a decrease in the meat quality of the fillets.
The present invention has been made in view of the above problems, and is closely spaced from the side of the upper half of the slaughtered edible carcass carcass held by a holding member internally fitted in the thoracic cavity. Relative movement in the longitudinal extension direction of the carcass of the upper half of the carcass carcass with respect to the upper half of the rattle, the scissors muscle insertion mechanism that enters the scissors from the side, and the yield of the scissors is high, An object of the present invention is to provide a scissors muscle penetration mechanism that does not cause deterioration of meat quality.

In order to solve the above-mentioned problem, in the present invention, the upper half of the edible carcass with scabbard is separated from the side of the upper half of the slaughtered slaughtered chicken body held by the holding member internally fitted in the chest cavity and This is a scissor penetration mechanism that moves relative to the longitudinal direction of the carcass of the upper half of the carcass carcass with respect to the part gull and enters the scissors from the side, and is formed of a thin plate of spring steel. And a knife drive mechanism for moving the knife forward and backward.
By forming the knife with a thin plate of spring steel and imparting elasticity, the knife can be deformed along the frame of the glass to enter between the scissors and the glass. As a result, the yield of the fillet is increased and the meat quality of the fillet is improved.

In a preferred embodiment of the present invention, the knife is bladed.
By cutting the knife, it is possible to prevent occurrence of a situation where the knife is stuck in the glass or scrapes the glass.
In a preferred embodiment of the present invention, the knife base is fixed to the knife drive mechanism, the knife tip is a free end, and the edible carcass fillet insertion device includes a knife spring constant adjustment mechanism.
By adjusting the spring constant of the knife and controlling the amount of displacement of the knife tip, the amount of knife tip displacement can be optimized according to the size of the upper half of the poultry carcass, thus increasing the yield of the scissors. Can be increased.
In a preferred aspect of the present invention, the poultry carcass fillet insertion mechanism includes an angle adjustment mechanism for adjusting the angle of the knife with respect to the holding member.
Depending on the size of the upper half of the carcass carcass, the knife angle relative to the holding member can be optimized to increase the yield of the fillet.
In a preferred aspect of the present invention, the poultry carcass fillet insertion mechanism includes a height adjustment mechanism that adjusts the height position of the knife relative to the holding member.
Depending on the size of the upper half of the poultry carcass, the height position of the knife relative to the holding member can be optimized to increase the yield of the fillet.

It is a structural diagram of a holding member and a holding member drive mechanism of a poultry carcass fillet muscle insertion device including a muscle insertion mechanism according to an embodiment of the present invention. (A) is a side view, (b) is a bb arrow view of (a), (c) is a cc arrow view of (a). It is a block diagram of the holding member fitting part rotation mechanism of the poultry carcass fillet muscle insertion apparatus provided with the muscle insertion mechanism which concerns on the Example of this invention. It is a block diagram of the muscle penetration mechanism based on the Example of this invention. (A) is a figure at the time of operation, (b) is a figure at the time of evacuation. It is a figure which shows the action | operation of the poultry carcass fillet muscle insertion apparatus provided with the muscle insertion mechanism which concerns on the Example of this invention. It is a figure which shows the action | operation of the poultry carcass fillet muscle insertion apparatus provided with the muscle insertion mechanism which concerns on the Example of this invention.

As shown in FIG. 1, a poultry carcass fillet scissoring device including a scoring mechanism according to an embodiment of the present invention includes a holding member 1. The holding member 1 includes a meshing portion 1 a that meshes with the toothed endless belt A and receives a driving force from the toothed endless belt A. The endless belt A, the endless belt drive motor (not shown), and the meshing portion 1a form a holding member drive mechanism. The holding member 1 is fixed to the meshing portion 1a and is engaged with the rail B to be guided by the rail B, and a four-leaf clover-shaped turntable 1c rotatably supported by the cart portion 1b. A fitting portion 1d that is fixed to the rotary table 1c and is internally fitted in the chest cavity of the upper half glass 100 of the edible carcass with the fillet 100a, and the carriage 1b swingable fixed center axis 1e ₁ about the rotation of the turntable 1c and pin 1e ₂ provided at one end portion constricted portion _1c of the quatrefoil of the turntable 1c 1, 1c ₁ ', to engage the 1c ₁ " prevents the pin 1e ₂ is a turntable lock member 1e to permit rotation of the detached from quatrefoil constrictions 1c _1, 1c 1 _'of the turntable 1c turntable 1c. turntable locking member 1e is In response to the urging force of a spring (not shown) Pin 1e ₂ is urged in a direction to engage the neck portion of the quatrefoil of the turntable 1c.
As shown in FIG. 2, the poultry carcass fillet feeder includes a fitting portion rotating mechanism 2. The fitting portion rotating mechanism 2 has a first portion 2a and a second portion 2b that face each other with the rail B interposed therebetween. The first portion 2 a has rotating pins 2 a ₁ and 2 a ₂ that are arranged along the rail B at a distance from each other. The second portion 2b has lock release pins 2b ₁ and 2b ₂ disposed along the rail B so as to be spaced apart from each other. The rotation pin 2a ₁ can be engaged with the four-leaf protrusion 1c ₂ of the turntable 1c, and the rotation pin 2a ₂ can be engaged with the four-leaf protrusion 1c ₂ ′ of the turntable 1c. The lock release pins 2b ₁ and 2b ₂ can be engaged with the other end of the turntable lock member 1e. With respect to the advancing direction of the holding member 1 indicated by the white arrow in FIG. 2, the lock release pins 2b ₁ and 2b ₂ are arranged behind the rotation pins 2a ₁ and 2a ₂ by a predetermined distance.

As shown in FIG. 2, the poultry carcass fillet scissor insertion device is arranged behind the fitting portion rotation mechanism 2 with respect to the traveling direction of the holding member 1 indicated by the white arrow in FIG. A pair of first penetration mechanisms 3a that are opposed to each other in between, and a pair of second penetration mechanisms 3b that are disposed in front of the fitting portion rotation mechanism 2 and that are opposed to each other with the rail B interposed therebetween. ing. As shown in FIGS. 2 and 3, the first penetration mechanism 3 a has a cutting knife-shaped knife 3 a ₁ formed of a spring steel thin plate material. The tip 3a ₁ 'of the knife 3a ₁ is bladed, and the cross section including the tip is rounded. As shown in FIG. 3, the tip of the knife 3a ₁ forms a free end, the base is fixed to the piston 3a 2 _'of the air cylinder 3a _2. The knife 3a ₁ is supported by the pedestal 3a ₃ so that it can slide and the air cylinder 3a ₂ can swing. The air cylinder 3a ₂ forms a knife drive mechanism. The base piston 3a ₂ 'spring constant control mechanism 3a ₄ knives 3a ₁ which is fixed to the piston 3a _2' is attached to. The spring constant adjusting mechanism 3a ₄ has a spring 3a ₄ ′ that abuts on the longitudinal center of the knife 3a ₁ and a nut 3a ₄ ″ that adjusts the spring constant of the spring 3a ₄ ′. In addition, the first retraction mechanism 3a further adjusts the inclination angle θ of the pedestal 3a ₃ with respect to the holding member 1 when viewed from the front in the traveling direction of the holding member 1, and consequently the inclination angle θ of the knife 3a ₁ with respect to the holding member 1. An angle adjusting mechanism 3a ₅ and a height adjusting mechanism 3a ₆ for adjusting the height of the knife 3a ₁ with respect to the holding member 1 using a plurality of height adjusting plates are provided. An inclination angle θ with respect to a vertical line passing through the center of 1 is set to an acute angle.
The knife 3a ₁ is shown in FIG. 3 (a), in which the tip 3a ₁ ′ is in the operating position in which the carcass carcass upper half gala 100 approaches the keel (sternal crest) 100d, as shown in FIG. 3 (b). The distal end portion 3a ₁ ′ can reciprocate between a retracted position separated laterally from the keel 100d of the poultry carcass upper half gala 100.
The configuration of the second penetration mechanism 3b is the same as that of the first penetration mechanism 3a.

The operation of the poultry carcass fillet muscle insertion device will be described.
When the poultry carcass upper half glass 100 is moved from the breast peeling process at the pretreatment stage to the fillet removing process, as shown in FIG. 1, the left part of FIG. 2, and FIG. The upper half of the carnivorous carcass 100 is directed forward with respect to the traveling direction of the holding member 1 indicated by a hollow arrow, and the bevel 100c is directed backward with respect to the moving direction of the holding member 1 indicated by a hollow arrow. The thoracic cavity 100e is externally fitted to the fitting portion 1d of the holding member 1 and held by the holding member 1 with the keel 100d facing away from the holding member 1. As can be seen from FIG. 1, the longitudinal extension direction of the keel 100 d coincides with the traveling direction of the holding member 1.

As shown in the left part of FIG. 2, the holding member 1 that moves in the direction of the white arrow reaches a predetermined position facing the first penetration mechanism 3 a behind the fitting part rotation mechanism 2 in the traveling direction. Pin 1e ₂ of the turntable locking member 1e is engaged with the constricted portion 1c ₁ of quatrefoil of the turntable 1c, the rotation of the turntable 1c, which prevents the rotation of the turn poultry carcasses on half Gala 100. The knife 3a ₁ in the retracted position shown by the solid line in FIG. 4 and shown in FIG. 3 (b) is shown by the two-dot chain line in FIG. 4 as shown by the arrow (1) in FIG. The movement starts toward the operating position shown in (a). The knife 3a ₁ approaches the upper half gala 100 of the edible carcass from the side. Knife tip 3a 1 _'abuts the sternum plate on the side of the first predetermined position of the bevel 100c nearer and clavicle 100b in clavicle 100b near the out-of-plane direction knives 3a ₁ formed of a thin plate of spring steel While being elastically deformed, the distal end portion 3a ₁ ′ moves along the sternum plate surface in the direction of the keel 100d while peeling the scissors 100a from the sternum plate. As a result, the knife 3a is indicated by a two-dot chain line in FIG. 4 in which the tip 3a ₁ ′ approaches the keel 100d, and reaches the operating position shown in FIG. 3A, and is held at the position for a predetermined time. The knife 3a ₁ is moved from the retracted position to the operating position at a high speed. Since the holding member 1 has moved in the direction indicated by the white arrow in FIG. 4, the distal end portion 3 a ₁ ′ is in contact with the surface of the sternum plate, and with respect to the holding member 1, and thus the upper half of the edible carcass, As shown by the arrow (2) in FIG. 4, the scissors 100a is moved relative to the bevel 100c direction, and the shears 100a is peeled off from the sternum plate surface from the first predetermined position closer to the bevel 100c to the bevel 100c than the bevel 100c. Straight from the side. When the holding member 1 passes through the position facing the first penetration mechanism 3a, the tip 3a ₁ ′ at the operating position indicated by the two-dot chain line in FIG. In FIG. 3 (b), it moves toward the retracted position, and after reaching the retracted position, it is held at that position.

As shown in the center part of FIG. 2, the holding member 1 reaches a predetermined position facing the fitting part rotation mechanism 2. One end pin 1e ₂ unlock pin 2b ₁ at the other end of the locking member 1e of the constricted portion 1c ₁ of quatrefoil was in contact with the turntable 1c abuts the, rocking the locking member 1e to the central axis 1e ₁ around The pin 1e ₂ is moved away from the constricted portion 1c ₁ to make the turntable 1c rotatable. Next, the rotary pin 2a ₁ comes into contact with the four-leaf protrusion 1c ₂ of the turntable 1c to drive the turntable 1c to rotate. As a result, the turntable 1c rotates 90 degrees. The pin 1e _{2 at} one end of the lock member 1e biased by the spring comes into contact with the constricted portion 1c ₁ ′ of the four leaves of the turntable 1c to prevent the turntable 1c from rotating.
When the holding member 1 continues to move, the lock release pin 2b ₂ comes into contact with the other end of the lock member 1e where the pin 1e _{2 at} one end is in contact with the constricted portion 1c ₁ ′ of the four-leaf of the turntable 1c. to oscillate the member 1e to the central axis 1e ₁ around disengages from the pin 1e ₂ a neck portion 1c ₁ ', to allow rotation of the turntable 1c. Next, the rotation pin 2a ₂ comes into contact with the four-leaf protrusion 1c ₂ ′ of the turntable 1c to drive the turntable 1c to rotate. As a result, the turntable 1c further rotates 90 degrees. The pin 1e _{2 at} one end of the lock member 1e biased by the spring comes into contact with the four-leaf constricted portion 1c ₁ ″ of the turntable 1c to prevent the turntable 1c from rotating.
When the turntable 1c is rotated 180 degrees, and the fitting portion 1d is rotated 180 degrees, the upper half of the carcass carcass gala 100 is clavicle 100b as shown in the right part of FIG. 2 and FIG. Is directed rearward in the traveling direction, and the bevel 100c is directed forward in the traveling direction.

As shown in the right part of FIG. 2, the holding member 1 moves to a predetermined position that opposes the second penetration mechanism 3 b ahead of the fitting part rotation mechanism 2 in the traveling direction. Pin 1e ₂ of the turntable locking member 1e as described above is engaged with the constricted portion 1c 1 _"of quatrefoil of the turntable 1c, the rotation of the turntable 1c, and rotation of the upper half of glass 100 thus poultry carcasses 5, the knife 3b ₁ in the retracted position shown in FIG. 5 and shown in FIG. 3 (b) is shown by a two-dot chain line in FIG. shows, Matazu shown in 3 (a), towards the operating position to start moving. knife 3b ₁ approaches from the side to the poultry carcasses on the half glass 100. knife tip 3b ₁ 'subclavian 100b A knife 3b ₁ made of a thin spring steel plate is in contact with the sternum plate in the vicinity and closer to the bevel 100c than the clavicle 100b and in a second predetermined position closer to the bevel 100c than the first predetermined position. while elastically deformed in a direction, the tip portion 3b 1 _'is along the sternum plate surface, white meat 1 0a to move the keel direction while peeled from the sternum. As a result, the knife 3b in Figure 5 tip 3b 1 _'approaches the keel 100d shown by a two-dot chain line shown in Matazu 3 (a), the operating position The knife 3b ₁ is moved from the retracted position to the operating position at a high speed because the holding member 1 is moving in the direction indicated by the white arrow in FIG. The distal end portion 3b ₁ ′ is moved in the direction of the cervical vertebra 100f with respect to the holding member 1 and thus the upper half of the carcass carcass 100 while abutting the surface of the sternum plate, and the scissors 100a is closer to the bevel 100c than the clavicle 100b. From the second predetermined position to the end of the cervical vertebra 100f, it is peeled off from the surface of the sternum plate and enters from the side, and when the holding member 1 passes through the position facing the second muscle insertion mechanism 3b, a two-dot chain line in FIG. Destination at the indicated operating position The end 3b ₁ ′ is indicated by a solid line in FIG. 5 as indicated by an arrow (3), and moves toward the retracted position shown in FIG. 3 (b), and is held at that position after reaching the retracted position. Is done.

In the poultry carcass fillet muscle insertion device according to the present embodiment, the first muscle insertion mechanism 3a muscles from the first predetermined position near the clavicle 100b and closer to the bevel 100c than the clavicle to the end of the bevel 100c side, Since the second muscle insertion mechanism 3b inserts muscles from the second predetermined position near the clavicle 100b, closer to the bevel 100c than the clavicle and closer to the bevel than the first predetermined position to the end of the cervical spine 100f, the end of the cervical spine 100f To the end of the bevel 100c can be inserted into the fillet 100a. Even clavicle 100b is cut by the knife 3b ₁ of the second muscle in mechanism 3b at the end of streak input from the second predetermined position of the bevel 100c nearer clavicle 100b until cervical 100f end, the knife 3b ₁ is Since the cut clavicle 100b is pushed up and not pressed against the fillet 100a, the fillet 100a is not damaged and the meat quality does not deteriorate.

  In the edible carcass body fillet device according to the present embodiment, the holding member 1 is moved in the longitudinal extension direction of the keel 100d of the upper half glass of the edible carcass carcass, and the upper half glass of the edible carcass body with the scissors is used. The edible bird with fillet that moves in a state in which the clavicle 100b is directed forward in the traveling direction by rotating the fitting portion 1d so that the direction in which the 100 clavicles 100b are directed changes from the front of the holding member in the traveling direction to the rear in the traveling direction. The first muscle insertion mechanism 3a is brought close to the carcass upper half gala 100, and the second muscle insertion mechanism is inserted into the slaughtered upper carcass upper half gala 100 with the clavicle 100b being moved backward in the direction of travel. Since 3b is approached, the scissors 100a can be inserted into the scissors 100a from the end of the cervical vertebra 100f to the end of the bevel 100c while moving the holding member 1 in a certain direction.

In poultry carcasses white meat muscle inserting apparatus according to the present embodiment, the knife 3a ₁ of the first muscle in mechanism 3a and a knife 3b ₁ of the second muscle in mechanism 3b is formed of a thin plate material of spring steel, knife Since elasticity is given to 3a ₁ and the knife 3b ₁ , the knives 3a ₁ and 3b ₁ can be deformed along the skeleton of the glass to enter between the scissors 100a and the skeleton of the glass.
In the poultry carcass fillet insertion device according to the present embodiment, the tip 3a ₁ '3b ₁ ' of the knives 3a ₁ , 3b ₁ is blade-cut and the cross section including the pointed end is rounded so that the knife knife 3a _1, 3b ₁ can prevent a situation that shaving pierce or glass to glass.
Poultry carcasses white meat muscle inserting apparatus according to the present embodiment is provided with the spring constant control mechanism 3a ₄ knives 3a _1, depending on the size of the half Gala on poultry carcasses, the surface of the knife tip The amount of outward displacement can be optimized, and the yield of the fillet 100a can be increased.
The edible carcass body fillet device according to the present embodiment includes the angle adjusting mechanism 3a ₅ that adjusts the angles of the knives 3a ₁ , 3b ₁ with respect to the holding member 1, and thus the dimensions of the upper half glass 100 of the edible carcass carcass. Accordingly, the angle of the knives 3a ₁ , 3b ₁ with respect to the holding member 1, and thus the upper half of the edible carcass upper half glass 100 can be optimized to increase the yield of the fillet 100 a.
Poultry carcasses white meat muscle inserting apparatus according to the present embodiment, since includes a height adjusting mechanism 3a ₆ to adjust the height of the knife 3a ₁ against the holding member 1, the dimensions of the poultry carcasses on the half Gala 100 Accordingly, it is possible to optimize the height of the knives 3a ₁ , 3b ₁ with respect to the holding member 1, and consequently the upper half gull 100 of the poultry carcass, thereby increasing the yield of the fillet 100a.

INDUSTRIAL APPLICABILITY The present invention can be widely used for scissor creasing for poultry carcass.

DESCRIPTION OF SYMBOLS 1 Support member 1c Turntable 1d Fitting part 1e Lock member 2 Fitting part rotation mechanism 2a ₁ , 2a ₂ Rotating pin 2b ₁ , 2b ₂ Lock release pin 3a First penetration mechanism 3a ₁ Knife 3a ₁ 'Tip part 3a ₂ Air cylinder 3a ₄ Spring constant adjustment mechanism 3a ₅ Angle adjustment mechanism 3a ₆ Height adjustment mechanism 3b Second muscle insertion mechanism 3b ₁ Knife 3b ₁ 'Tip portion 100 Eating carcass upper half gala 100a Sagami 100b Clavicle 100c Jagen 100d Keel 100e Thoracic cavity 100f Cervical spine

Claims (5)

The upper half of the edible carcass carcass that is approached and separated from the side of the upper half glass of the slaughtered chicken body with the fillet that is held by the holding member internally fitted in the chest cavity A scissor scoring mechanism that moves relative to the longitudinal direction of the keel and enters scissors from the side, a knife formed of a thin plate of spring steel, and a knife drive mechanism that moves the knife forward and backward A mechanism for entering a carcass carp fillet. The mechanism for inserting a chicken carcass fillet according to claim 1, wherein the knife is bladed. The mechanism for inserting a poultry carcass fillet according to claim 1 or 2, wherein the knife base is fixed to a knife drive mechanism, the knife tip is a free end, and further comprises a spring constant adjustment mechanism of the knife. The mechanism for inserting a poultry carcass fillet according to any one of claims 1 to 3, further comprising an angle adjusting mechanism for adjusting an angle of the knife with respect to the holding member. The mechanism for inserting a poultry carcass fillet according to any one of claims 1 to 4, further comprising a height adjusting mechanism for adjusting a height position of the knife with respect to the holding member.

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