CN211697739U

CN211697739U - Standard square meat sampling mould

Info

Publication number: CN211697739U
Application number: CN202020194301.3U
Authority: CN
Inventors: 李剑波; 孙鏖; 易康乐; 文立华
Original assignee: HUNAN INSTITUTE OF ANIMAL AND VETERINARY SCIENCE
Current assignee: HUNAN INSTITUTE OF ANIMAL AND VETERINARY SCIENCE
Priority date: 2020-02-21
Filing date: 2020-02-21
Publication date: 2020-10-16
Anticipated expiration: 2030-02-21

Abstract

The utility model discloses a standard square meat sampling mould, which comprises a handle, a connector, a material taking mould and an elastic unloading device; the handle is detachably arranged at the top of the connector, and the material taking die is detachably arranged at the bottom of the connector; a movable hole is arranged in the middle of the handle; the elastic discharging device is positioned in the material taking die, sequentially penetrates through the connector and the movable hole, and moves up and down along the axial direction of the handle. The utility model aims at providing a square meat sample mould of standard can prepare the standard meat appearance of a plurality of different specifications through a sample mould to carry out the detection of secondary thickness specification to the sample, detect in advance and carry out automatic demoulding to the sample and unload according to the condition.

Description

Standard square meat sampling mould

Technical Field

The utility model belongs to the technical field of the meat products sample, mainly relate to the meat sample of certain size and specification, specifically be a standard square meat sample mould.

Background

In our daily life, the intake of meat products becomes a part of our daily diet, and for our health, meat products on the market all come to our dining table after certain inspection.

With the development of economy and the soundness of the law in China, various industry standards are more and more standardized to protect the quality of various products, so that supervision and detection are not required in all links from raw materials to products, and for example, in the link of warehousing chilled meat in the food processing industry, inspection departments face daily frequent inspection and monitoring activities.

Meat inspection is to inspect the quality of meat products according to the sanitary requirements, and a specific part needs to be sampled, and then the detection of pH value, flesh color, water loss rate, cooked meat rate, marbling, tenderness, cooking loss, muscle fiber tissue characteristics and the like is carried out. Sampling is often involved in inspection and monitoring, and the block heads are large when cold fresh meat is put in storage generally, which brings trouble to sampling. The tenderness and the muscle fiber tissue characteristics of the test paper also need to be tested with a meat sample with a specific specification.

Present meat sampler can reach only take a sample on the boulder, still can't satisfy the sample demand of specific size, need obtain a plurality of samples through artificial repetitive operation.

Through searching, the following technologies are found to exist:

patent 1: chinese patent application No. 201820512048.4, publication No. CN 208297159U discloses a portable meat sampler, which comprises a driver and a sampling tube, wherein the sampling tube is in threaded connection with a rotating shaft of a motor in the driver, and the portable meat sampler is characterized in that the sampling tube is provided with a sampling window on the side, the sampling window is provided with a window shielding plate, the inner edge of the sampling window is provided with a mounting hole and a cross clamping groove for communicating the mounting hole, and the side of the window shielding plate in contact with the inner edge of the sampling window is provided with a cross clamping block; the cross clamping block slides into the cross clamping groove through the mounting hole to fix the window shielding plate in the sampling window; one end of the window shielding plate, which is far away from the rotating shaft, protrudes outwards to form a stop block, the sampling tube is connected with a nut in a threaded manner, and one end of the nut is abutted against the stop block to tightly fix the window shielding plate in the sampling window. The sampling tube in the utility model is connected with the rotating shaft through the screw thread, and the sampling tubes with different sizes can be replaced according to different sampling requirements; use simultaneously the sampler to the meat sample, have the sample convenient, the even effect of sample.

Patent 2: chinese patent application No. 201820957001.9, publication No. CN 208366646U, discloses an insertion type sampling rod for meat detection, which comprises a through hole, a dredging column, a sampling column, a puller and a shell, the through hole is arranged on the upper end surface of the shell, the extractor is clamped in the through hole, the sampling column is rotatably arranged on the upper end surface of the extractor, the dredging column is clamped on the upper end surface of the sampling column, the sampling column comprises a first rotating shaft, a sliding block, a second rotating shaft, a gripper, a rotating column, a movable rod and a thread groove, the movable rod is fixedly arranged at the front end of the sampling column, the thread groove is arranged on the side end surface of the movable rod, the first rotating shaft and the rotating column are rotatably arranged on the side end surface of the lower end of the movable rod, and the first rotating shaft is rotatably arranged on the side end face of the rotating column, and the hand grip is fixedly arranged on one side of the side end face of the rotating column, which is deviated from the first rotating shaft. The utility model discloses a be equipped with first axis of rotation, second axis of rotation, tongs and rotate the post, the device of being convenient for cuts the meat piece.

Patent 3: chinese patent application No. 201920017324.4, publication No. CN 209495858U's patent discloses a product sampling device is used in meat processing, including handle, sample cutting edge pipe and sampling tube, the handle is the drum structure, and both ends structure the tapering of holding for convenient, the sample cutting edge pipe that is the pipe structure is installed to one side joint of handle, sample cutting edge pipe is unanimous with the axle center of handle, the cutting edge groove has been seted up to the outer fringe face of sample cutting edge pipe, and sample cutting edge pipe keeps away from one side structure of handle and be the cutting edge pipe knife tip, the both sides in cutting edge groove are provided with marginal slide rail, the sampling tube is inside hollow drum structure, and the both sides of sampling tube are connected with first closing cap and second closing cap through the pivot respectively, the sampling tube cover is located sample cutting edge outside of tubes, and installs one side orientation handle of second closing cap. This product sampling device is used in meat processing, rational in infrastructure, easily practical, and guarantee sampling efficiency and sample quality, have higher practical value.

In order to solve the sampling requirement of a specific specification, the practical novel people research a standard square meat sampling mould.

SUMMERY OF THE UTILITY MODEL

The utility model aims at above problem, provide a square meat sample mould of standard, can prepare the standard meat appearance of a plurality of different specifications through a sample mould to carry out the detection of secondary thickness specification to the sample, detect in advance and carry out automatic demoulding to the sample and unload according to the condition.

In order to realize the above purpose, the utility model adopts the technical scheme that:

a standard square meat sampling mould comprises a handle (1), a connector (2), a material taking mould (3) and an elastic discharging device (5); the handle (1) is detachably mounted at the top of the connector (2), and the material taking die (3) is detachably mounted at the bottom of the connector (2); a movable hole (6) is formed in the middle of the handle (1); the elastic discharging device (5) is positioned in the material taking die (3), sequentially penetrates through the connector (2) and the movable hole (6), and moves up and down along the axial direction of the handle (1); the handle (1) comprises a handle cap (101) and a handle rod (102), the handle cap (101) is in threaded connection with the handle rod (102), and the movable hole (6) is positioned in the handle rod (102); a detection needle (9) is connected inside the handle cap (101), and the detection needle (9) movably penetrates through the connector (2) and the elastic discharging device (5) to reach the material taking die (3) and moves up and down along with the rotation of the handle cap (101); the detection needle (9) is sequentially provided with a second connecting rod (901), an optical fiber part (902) and a detection needle head (903) from top to bottom, and a pressure sensor is arranged in the detection needle head (903); and a position sensor (7) for detecting the moving height of the spring fixing nail (501) is arranged in the movable hole (6).

Further, the elastic discharging device (5) comprises a spring fixing nail (501), a first connecting rod (502), a spring (503) and a material pushing plate (504); the section of the spring fixing nail (501) is T-shaped, the transverse part of the spring fixing nail is built on the connector (2), and the vertical part of the spring fixing nail is positioned in the movable hole (6) and fixed with one end of the first connecting rod (502); the spring fixing nail (501) and the first connecting rod (502) movably penetrate through the connector (2); one end of the first connecting rod (502) far away from the spring fixing nail (501) penetrates through the spring (503) and is fixed with the material pushing plate (504); one end of the spring (503) is abutted with the upper surface of the material pushing plate (504), and the other end of the spring is abutted with the bottom surface of the connector (2).

Further, the connector (2) comprises a connecting plate (201), at least one mold taking device mounting groove (203) for mounting a material taking mold (3) and a yielding hole (204); the mould taking device mounting grooves (203) are of square structures and are distributed at the bottom of the connecting plate (201); the abdicating hole (204) is positioned in the middle of the connecting plate (201) and is movably matched with the spring fixing nail (501) and the first connecting rod (502).

Furthermore, 2 mold taking device installation grooves (203) which are coaxially arranged are formed in the bottom of the connecting plate (201), and material taking molds (3) with corresponding sizes are respectively arranged on the 2 mold taking device installation grooves (203); the projection of the small-scale mold extractor mounting groove (203) is in the projection range of the large-scale mold extractor mounting groove (203); the projection of the material pushing plate (504) is in the projection range of the material taking die (3) with the minimum specification.

Furthermore, a mold taking device fixing hole (202) is formed in the connecting plate (201), a through hole corresponding to the position of the mold taking device fixing hole (202) is formed in the material taking die (3), and the mold taking device fixing hole (202) is arranged in the height range of the mold taking device mounting groove (203); the mold taking device fixing nails (4) sequentially penetrate through the mold taking device fixing holes (202) and the through holes, and the material taking mold (3) is detachably mounted in the mold taking device mounting groove (203).

Further, connecting plate (201) upper surface is provided with installation piece (205) of echelonment, installation piece (205) tip is for helicitic texture and activity hole (6) threaded connection, the lower surface and the tip contact of spring staple (501) horizontal part, hole of stepping down (204) extend to installation piece (205).

Furthermore, the external contact surface of the handle (1) is made of rubber, and a display screen (8) is arranged on the external contact surface; the signals of the position sensor (7) and the detection needle (9) are transmitted to the display screen (8) through a connecting wire (10).

Drawings

Fig. 1 is a schematic view of the three-dimensional structure of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a top view of the present invention.

Fig. 4 is a schematic sectional view taken along a-a of fig. 3 according to the present invention.

Fig. 5 is a schematic sectional view taken along line a-a in case 1 of example 1 of the present invention.

Fig. 6 is a schematic sectional view taken along line a-a in case 2 of embodiment 1 of the present invention.

Fig. 7 is a schematic sectional view taken along line a-a in case 1 of embodiment 2 of the present invention.

Fig. 8 is a schematic sectional view taken along line a-a in case 2 of embodiment 2 of the present invention.

Fig. 9 is a schematic diagram of a probe portion according to the present invention.

Fig. 10 is a schematic view of the first perspective internal three-dimensional structure of the present invention.

Fig. 11 is a schematic view of the second perspective internal three-dimensional structure of the present invention.

Fig. 12 is a bottom view of the connector of the present invention.

Fig. 13 is a schematic view of the installation structure of the material taking die in the case of embodiment 1 of the present invention.

Fig. 14 is the installation structure diagram of the material taking die in the case of the embodiment 2 of the present invention.

Fig. 15 is a schematic diagram of the specific information transmission module of the middle probe portion and the display screen of the present invention.

The text labels in the figures are represented as: 1. a handle; 2. a connector; 3. taking a material die; 4. fixing nails of the mold taking device; 5. an elastic discharge device; 6. a movable hole; 7. a position sensor; 8. a display screen; 9. a probe pin; 10. a connecting wire; 101. a handle cap; 102. a handle post; 501. a spring fixing nail; 502. a first connecting rod; 503. a spring; 504. a material pushing plate; 201. a connecting plate; 202. a mould taking device fixing hole; 203. a mould taking device mounting groove; 204. a hole of abdication; 205. mounting blocks; 901. a second connecting rod; 902. an optical fiber section; 903. the needle is probed.

Detailed Description

In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.

Example 1

Referring to fig. 1, 4, 10 and 11, a standard square meat sampling mold comprises a handle 1, a connector 2, a material taking mold 3 and an elastic discharging device 5; the handle 1 is detachably arranged at the top of the connector 2, and the material taking die 3 is detachably arranged at the bottom of the connector 2; a movable hole 6 is arranged in the middle of the handle 1; the elastic unloading device 5 is positioned in the material taking die 3, sequentially penetrates through the connector 2 and the movable hole 6, and moves up and down along the axial direction of the handle 1, and the height of the movable hole 6 is enough for the movable requirement of the elastic unloading device 5; the elastic discharging device 5 comprises a spring fixing nail 501, a first connecting rod 502, a spring 503 and a material pushing plate 504; the section of the spring fixing nail 501 is in a T shape, the transverse part of the spring fixing nail is built on the connector 2, and the vertical part of the spring fixing nail is positioned in the movable hole 6 and fixed with one end of the first connecting rod 502; the spring fixing nail 501 and the first connecting rod 502 movably penetrate through the connector 2; one end of the first connecting rod 502 far away from the spring fixing nail 501 penetrates through the spring 503 and is fixed with the material pushing plate 504; one end of the spring 503 is abutted against the upper surface of the material pushing plate 504, the other end is abutted against the bottom surface of the connector 2, when the sampling action occurs, the material pushing plate 504 is extruded to push the first connecting rod 502 and the spring fixing nail 501 upwards, the spring 503 is also in an extruded state, when the sampling is finished and the handle 1 is upwards, the spring 503 is restored to the original shape under the elastic action, the whole material pushing plate 504 and the bottom surface of the connector 2 are elastically pressed, and the connector 2 is fixed, so the whole material pushing plate 504 extrudes the sample, and simultaneously, the first connecting rod 502 and the spring fixing nail 501 are driven downwards to be restored to the original shape.

In the present embodiment, referring to fig. 4 and 12, the connector 2 includes a connecting plate 201, at least one mold extractor installation groove 203 for installing the material extracting mold 3, and a relief hole 204; the mold taking device mounting grooves 203 are of square structures and are distributed at the bottom of the connecting plate 201; the abdicating hole 204 is positioned in the middle of the connecting plate 201 and is movably matched with the spring fixing nail 501 and the first connecting rod 502; the mold taking device mounting grooves 203 are of square structures and are distributed at the bottom of the connecting plate 201; the material taking die 3 is in a blade form, the cutting edge of the material taking die faces downwards, and the material taking die can be of an integral structure or a structure formed by assembling a plurality of blades. The bottom of the connecting plate 201 is provided with 2 mold taking device mounting grooves 203 which are coaxially arranged, and the 2 mold taking device mounting grooves 203 are respectively provided with a material taking mold 3 with corresponding size; the projection of the mold extractor mounting groove 203 with a smaller scale is in the projection range of the mold extractor mounting groove 203 with a larger scale; the projection of the material pushing plate 504 is within the projection range of the material taking die 3 with the minimum specification, so that the material taking die 3 with the minimum specification is not interfered during the action. When the material taking die is small, referring to fig. 14, a die taking device fixing hole 202 is formed in the connecting plate 201, a through hole corresponding to the position of the die taking device fixing hole 202 is formed in the material taking die 3, and the die taking device fixing hole 202 is arranged in the height range of the die taking device mounting groove 203; the mold extractor fixing nail 4 sequentially penetrates through the mold extractor fixing hole 202 and the through hole, and the material extracting mold 3 is detachably mounted in the mold extractor mounting groove 203. The material taking die 3 can be directly embedded into the material taking die mounting groove 203 through transition fit or interference fit; when the material taking die 3 is large, referring to fig. 13, in addition to the transition fit or interference fit between the material taking die 3 and the material taking die mounting groove 203, a die taking device fixing nail 4 and a corresponding through hole are required to be arranged in the connecting plate 201 and the material taking die 3, the die taking device fixing hole 202 is arranged in the height range of the die taking device mounting groove 203, the material taking die 3 can be mounted in the die taking device mounting groove 203 through the fixed optimized matching between the die taking device fixing nail 4 and the die taking device fixing hole 202, and the matching between the die taking device fixing nail 4 and the die taking device fixing hole 202 can be screw thread matching or pin structure transition fit or interference fit.

In this embodiment, referring to fig. 10, the upper surface of the connecting plate 201 is provided with a stepped mounting block 205, the small end portion of the mounting block 205 is in threaded connection with the movable hole 6, the lower surface of the transverse portion of the spring fixing nail 501 is in contact with the small end portion, and the abdicating hole 204 extends to the mounting block 205; the mounting block 205 is screwed with the movable hole 6 to quickly realize the disassembly requirement.

In the present embodiment, referring to fig. 10, the handle 1 comprises a handle cap 101 and a handle bar 102, the handle cap 101 is in threaded connection with the handle bar 102, and the activity hole 6 is in the handle bar 102; referring to fig. 9, a detection needle 9 is connected inside the handle cap 101, the detection needle 9 movably penetrates through the connector 2 and the elastic discharging device 5 to reach the material taking die 3, and moves up and down along with the rotation of the handle cap 101; probe 9 is from last to being the second connecting rod 901 down in proper order, optic fibre portion 902 and probe needle 903, install pressure sensors in the probe needle 903, when probe needle 903 gets into the sample, pressure sensors can feel the resistance change that the in-process received that advances, and then can carry out the analysis to the elasticity of sample, and optic fibre portion 902 then utilizes optic fibre probe imaging principle, when optic fibre portion 902 enters into the sample, alright with seeing the inside muscle texture of sample, carry out first-step observation to marble grain and muscle fibre.

In this embodiment, the activity hole 6 embeds has the position sensor 7 that detects spring staple 501 travel height, and in the sample, spring staple 501 can take place the same change with the sample in the height under the drive of scraping wings 504, and then can carry out the inspection of secondary thickness to the sample.

In the embodiment, the external contact surface of the handle 1 is made of rubber, and a display screen 8 is arranged on the external contact surface; signals of the position sensor 7 and the detection needle 9 are transmitted to the display screen 8 through the connecting wire 10, and information of the position sensor 7 can be directly fed back to the display screen 8 through the moving height of the spring fixing nail 501; referring to fig. 15, the influence information detected by the pressure sensor on the probe 9 and the optical fiber portion 902 needs to be input by the microcontroller, and after storage and analysis, the obtained analysis result and the detected image information are transmitted to the display screen 8; since the position sensor 7, the pressure sensor, and the fiber probe imaging principle of the fiber portion 902 belong to the prior art, they are not expanded in this embodiment.

In specific operation, referring to fig. 4, fig. 6, when the required sample size is large: and cutting the cold fresh meat into the thickness required by the standard sample when the cold fresh meat is put in storage, and paving the cut cold fresh meat on a sampling platform. Referring to fig. 13: the material taking die 3 is arranged in the die taking device mounting groove 203, the material taking die 3 is required to be embedded into the die taking device mounting groove 203, the die taking device fixing nails 4 on four surfaces are required to be matched with the die taking device fixing holes 202, the die taking device fixing nails 4 penetrate through the die taking device fixing holes 202 and through holes in the material taking die 3, and the material taking die is tightly clamped by means of screw threads or in a pin mode.

Case 1: when the probe needle 9 is used for early detection, the handle cap 101 needs to be screwed down to a certain extent in advance. Referring to FIG. 4: the threaded engagement of the handle cap 101 and the handle stem 102 is the longest distance, and the probe tip 903 is substantially flush with the bottom surface of the ejector plate 504.

Case 2: when the probe needle 9 is not needed to be used for early detection, the handle cap 101 is not needed to be screwed down in advance. Referring to FIG. 6: at this time, the thread fit distance between the handle cap 101 and the handle lever 102 is the shortest, and the probe tip 903 is no longer flush with the bottom surface of the pusher plate 504, and is spaced above the bottom surface of the pusher plate 504 by a certain distance.

Starting to work, holding the handle 1 part by hands, pressing downwards until the handle contacts the sampling platform, and cutting the cold fresh meat into a standard sample under the action of the blade edge of the material taking die 3; referring to fig. 5: the ejector plate 504 drives the connecting rod 503 and the spring fixing nail 502 to move upwards in the abdicating hole 204 and the movable hole 6 under the extrusion of the sample, the spring 503 is in the state of being extruded and deformed, the thickness of the sample is fed back to the display screen 8 through processing under the action of the position sensor 7 by the position change of the spring fixing nail 502, when the thickness of the sample exceeds the tolerance range, the sampling is unqualified for the subsequent detection requirement, the sampling is needed to be carried out again, but the sampling can be used for carrying out other detection without specification requirements, and excessive waste is avoided.

Subsequently, the handle 1 is held by hand, partially away from the sampling platform; at this time, under the action of the spring, the material pushing plate 504 drives the connecting rod 503 and the spring fixing nail 502 to move downwards in the abdicating hole 204 and the movable hole under the extrusion of the sample, the sample is also taken out of the material taking die 3, and the sampling of the sample with a large specification is completed along with the dropping onto the sampling platform.

In case 1, the optical fiber portion 902 and the probe tip 903 of the probe 9 enter the sample while sampling, and the detected information is fed back to the display 8 through the microcontroller, so that partial detection is completed while sampling.

In case 2, the probe 9 is not triggered, so only sampling is done.

In this embodiment, the sampling material can be applied to solid substances such as vegetables and fruits, in addition to the animal carcasses mentioned in the present invention.

Example 2

In specific operation, referring to fig. 7, fig. 8, when the required sample specification is small: and cutting the cold fresh meat into the thickness required by the standard sample when the cold fresh meat is put in storage, and paving the cut cold fresh meat on a sampling platform. Referring to fig. 14: the installation of the take-out mold 3 in the take-out mold installation groove 203 requires only the insertion of the take-out mold 3 into the take-out mold installation groove 203.

Case 1: when the probe needle 9 is used for early detection, the handle cap 101 needs to be screwed down to a certain extent in advance. Referring to FIG. 7: the threaded engagement of the handle cap 101 and the handle stem 102 is the longest distance, and the probe tip 903 is substantially flush with the bottom surface of the ejector plate 504.

Case 2: when the probe needle 9 is not needed to be used for early detection, the handle cap 101 is not needed to be screwed down in advance. Referring to FIG. 8: at this time, the thread fit distance between the handle cap 101 and the handle lever 102 is the shortest, and the probe tip 903 is no longer flush with the bottom surface of the pusher plate 504, and is spaced above the bottom surface of the pusher plate 504 by a certain distance.

Starting to work, holding the handle 1 part by hands, pressing downwards until the handle contacts the sampling platform, and cutting the cold fresh meat into a standard sample under the action of the blade edge of the material taking die 3; the ejector plate 504 drives the connecting rod 503 and the spring fixing nail 502 to move upwards in the abdicating hole 204 and the movable hole 6 under the extrusion of the sample, the spring 503 is in the state of being extruded and deformed, the thickness of the sample is fed back to the display screen 8 through processing under the action of the position sensor 7 by the position change of the spring fixing nail 502, when the thickness of the sample exceeds the tolerance range, the sampling is unqualified for the subsequent detection requirement, the sampling is needed to be carried out again, but the sampling can be used for carrying out other detection without specification requirements, and excessive waste is avoided.

Subsequently, the handle 1 is held by hand, partially away from the sampling platform; at this time, under the action of the spring, the pushing plate 504 drives the connecting rod 503 and the spring fixing nail 502 to move downwards in the abdicating hole 204 and the movable hole under the extrusion of the sample, the sample is also taken out of the material taking die 3, and the sampling of the sample with smaller specification is completed along with the dropping onto the sampling platform.

In case 2, the probe 9 is not triggered, so only sampling is done.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the above technical features can be combined in a proper manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.

Claims

1. A standard square meat sampling mould is characterized by comprising a handle (1), a connector (2), a material taking mould (3) and an elastic discharging device (5); the handle (1) is detachably mounted at the top of the connector (2), and the material taking die (3) is detachably mounted at the bottom of the connector (2); a movable hole (6) is formed in the middle of the handle (1); the elastic discharging device (5) is positioned in the material taking die (3), sequentially penetrates through the connector (2) and the movable hole (6), and moves up and down along the axial direction of the handle (1); the handle (1) comprises a handle cap (101) and a handle rod (102), the handle cap (101) is in threaded connection with the handle rod (102), and the movable hole (6) is positioned in the handle rod (102); a detection needle (9) is connected inside the handle cap (101), and the detection needle (9) movably penetrates through the connector (2) and the elastic discharging device (5) to reach the material taking die (3) and moves up and down along with the rotation of the handle cap (101); the detection needle (9) is sequentially provided with a second connecting rod (901), an optical fiber part (902) and a detection needle head (903) from top to bottom, and a pressure sensor is arranged in the detection needle head (903); and a position sensor (7) for detecting the moving height of the spring fixing nail (501) is arranged in the movable hole (6).

2. A standard square meat sampling mould according to claim 1 wherein said elastic discharge means (5) comprises a spring anchor pin (501), a first connecting rod (502), a spring (503) and a pusher plate (504); the section of the spring fixing nail (501) is T-shaped, the transverse part of the spring fixing nail is built on the connector (2), and the vertical part of the spring fixing nail is positioned in the movable hole (6) and fixed with one end of the first connecting rod (502); the spring fixing nail (501) and the first connecting rod (502) movably penetrate through the connector (2); one end of the first connecting rod (502) far away from the spring fixing nail (501) penetrates through the spring (503) and is fixed with the material pushing plate (504); one end of the spring (503) is abutted with the upper surface of the material pushing plate (504), and the other end of the spring is abutted with the bottom surface of the connector (2).

3. A standard square meat sampling mould according to claim 2 wherein the connector (2) comprises a connecting plate (201), at least one extractor mounting groove (203) for mounting an extractor die (3), a relief hole (204); the mould taking device mounting grooves (203) are of square structures and are distributed at the bottom of the connecting plate (201); the abdicating hole (204) is positioned in the middle of the connecting plate (201) and is movably matched with the spring fixing nail (501) and the first connecting rod (502).

4. A standard square meat sampling mould according to claim 3, wherein the bottom of the connecting plate (201) is provided with 2 coaxially arranged mould taking device mounting grooves (203), and the 2 mould taking device mounting grooves (203) are respectively provided with a material taking mould (3) with a corresponding size; the projection of the small-scale mold extractor mounting groove (203) is in the projection range of the large-scale mold extractor mounting groove (203); the projection of the material pushing plate (504) is in the projection range of the material taking die (3) with the minimum specification.

5. A standard square meat sampling mould according to claim 4, wherein the connecting plate (201) is provided with a mould taking device fixing hole (202), the material taking mould (3) is provided with a through hole corresponding to the position of the mould taking device fixing hole (202), and the mould taking device fixing hole (202) is arranged in the height range of the mould taking device mounting groove (203); the mold taking device fixing nails (4) sequentially penetrate through the mold taking device fixing holes (202) and the through holes, and the material taking mold (3) is detachably mounted in the mold taking device mounting groove (203).

6. A standard square meat sampling mould according to claim 3, wherein the connecting plate (201) is provided with a stepped mounting block (205) on the upper surface, the small end of the mounting block (205) is in threaded connection with the movable hole (6), the lower surface of the transverse part of the spring fixing nail (501) is in contact with the small end, and the abdicating hole (204) extends to the mounting block (205).

7. A standard square meat sampling mould according to claim 1 wherein the external contact surface of the handle (1) is of rubber material on which a display screen (8) is provided; the signals of the position sensor (7) and the detection needle (9) are transmitted to the display screen (8) through a connecting wire (10).