A face recognition terminal for food safety monitoring

Abstract

The invention belongs to the field of food safety monitoring, and is a face recognition terminal for food safety monitoring. The face recognition terminal for food safety monitoring includes a shell, a bottom plate is fixedly provided at the bottom of the shell, a conveying device is fixedly provided on the bottom plate, a face recognizer is fixedly provided on the front side wall of the shell, a sampling sequence number input panel is fixedly provided on the front side wall of the shell, an extended support plate is fixedly provided on the front side wall of the shell, a sampling storage device is fixedly provided on the extended support plate, a counting and recognition camera is fixedly provided on the rear side wall of the shell, and a sampling device is fixedly provided on the upper side wall of the shell. The present invention can automatically perform counting and recognition during food processing, and complete uninterrupted continuous random sampling, identify and confirm the sampler through the face recognition system, and can accurately search for sampling records later, and is equipped with a sampling storage device to ensure the quality of samples during continuous sampling.

Description

Technical Field

[0001] The invention belongs to the field of food safety monitoring, and in particular relates to a face recognition terminal for food safety monitoring. Background Art

[0002] Food safety is an issue of great concern to the country and the people. It is very important for the general public to ensure food hygiene and food safety, reduce the risk of disease, and prevent food poisoning. Summary of the invention

[0003] The purpose of the present invention is to address the above-mentioned problems in the existing technology and to propose a face recognition terminal for food safety monitoring. The face recognition terminal for food safety monitoring can automatically count and identify during food processing and complete uninterrupted continuous random sampling.

[0004] The objectives of the present invention can be achieved through the following technical solutions: A face recognition terminal for food safety monitoring, comprising a shell, a bottom plate fixedly provided at the bottom of the shell, a conveying device fixedly provided on the bottom plate, a face recognizer fixedly provided on the front side wall of the shell, a sampling number input panel fixedly provided on the front side wall of the shell, an extended support plate fixedly provided on the front side wall of the shell, a sampling storage device fixedly provided on the extended support plate, a counting and recognition camera fixedly provided on the rear side wall of the shell, a sampling device fixedly provided on the upper side wall of the shell, and the sampling device is used to clamp samples after the counting and recognition camera provides a signal.

[0005] Preferably, the conveying device comprises conveying shaft support rods symmetrically fixedly arranged on the bottom plate, a conveying shaft is rotatably provided on each pair of the conveying shaft support rods, and conveyor belts are sleeved on the two conveying shafts.

[0006] Preferably, the sampling storage device includes a sampling box support base fixedly arranged on the extended support plate, a rotating motor is fixedly provided inside the sampling box support base, a rotating motor shaft is provided on the output end of the rotating motor, a sampling box is provided on the sampling box support base, the bottom of the sampling box is rotatably connected to the rotating motor shaft, a sampling box isolation column is fixedly provided inside the sampling box, sampling box isolation plates are arranged in a ring inside the sampling box, a hinge shaft is fixedly provided under each sampling box isolation plate, and a sample collection plate is rotatably provided on the hinge shaft.

[0007] Preferably, a hook block is fixedly provided on each of the sample collection plates, four magnetic blocks are arranged in a ring on the upper side of the sampling box, four electromagnets are provided in a ring array on the sampling box, a spring is connected between the electromagnet and the magnetic block, a sampling box handle is fixedly provided on the upper side of the sampling box, an arc-shaped baffle is fixedly provided on the outside of the front side wall of the shell and the front end of the sampling box support seat, and an arc-shaped lifting wall is fixedly provided on the inner front side wall of the shell, and when the electromagnet works and engages with the magnetic block, the sample collection plate is slidably connected to the arc-shaped lifting wall, and the arc-shaped lifting wall is rotatably connected to the sampling box.

[0008] Preferably, the sampling device includes a gripper motor fixing box fixedly arranged on the upper side of the shell, a gripper motor is fixedly provided on the right side wall inside the gripper motor fixing box, a gripper motor shaft is provided on the output end of the gripper motor, a gripper motor sprocket is fixedly provided on the gripper motor shaft, a sliding chain fixing block is slidably provided on the rear side wall inside the gripper motor fixing box, an L-shaped fixing plate is slidably provided on the front side wall of the gripper motor fixing box, a driven sprocket is rotatably provided on the right side wall of the gripper motor fixing box, a chain is sleeved on the driven sprocket, the sliding chain fixing block and the L-shaped fixing plate are respectively fixed to two ends of the chain, and the gripper motor sprocket is meshed with the chain.

[0009] Preferably, a cross slider is slidably provided inside the clamp motor fixed box, and the cross slider is fixedly connected to the L-shaped fixed plate, and four sliding hinge blocks are evenly fixed along the circumference at the lower end of the cross slider, and a fixed extrusion tube is fixed on the upper side wall inside the shell, and the fixed extrusion tube is fixedly connected to the clamp motor fixed box, and a fixed slide groove rod is fixed inside the fixed extrusion tube, and the fixed slide groove rod is slidably connected to the cross slider and the sliding hinge block, and four extrusion plates are evenly provided along the circumference at the lower end of the fixed extrusion tube, and an extrusion plate fixed hinge block is fixed on each of the extrusion plates, and two hinge bars are symmetrically fixed between the extrusion plate fixed hinge block and the sliding hinge block, and a gripper is fixed at the lower end of each extrusion plate, and when the cross slider slides upward, the extrusion plate is slidably connected to the fixed extrusion tube.

[0010] When sampling is required, the face recognition device identifies and records the sampler. After confirmation by the system, the sampler enters the random sampling number into the sampling number input panel. Then the sampler installs the rotating motor shaft through the hole formed by the arc baffle and the shell on the sampling box support seat, and fixes the rotating motor shaft to the sampling box through the connection key. Start the conveyor belt, so that the samples enter the shell in turn, and the counting and recognition camera identifies and records the number of samples in turn until the number of samples appears in the random number. Samples are sampled, and the face recognition system can identify and confirm the sampler, and the sampling records can be accurately found. The equipped sampling storage device also ensures the quality of the samples during continuous sampling.

[0011] When sampling is carried out, the gripper motor is started, so that the gripper motor shaft drives the gripper motor sprocket to rotate, and the chain meshing with the gripper motor sprocket drives the sliding chain fixed block to move upward, so that the extrusion plate slides in the fixed extrusion tube, so that the extrusion plate extends from the fixed extrusion tube, and at the same time drives the hinge bar to rotate, so that the gripper opens, and then the gripper motor is reversed, so that the sliding chain fixed block moves downward, drives the L-shaped fixed plate to lift upward, so that the cross slider moves upward, thereby drives the sliding hinge block to move upward, so that the hinge bar drives the extrusion plate to move upward, and the extrusion plate is retracted inward through the fixed extrusion tube to achieve the gripper clamping the sample and lifting it. At this time, the rotating motor is started, so that the rotating motor shaft drives the sampling box to rotate until the sensor trigger switch of one of the sensors distributed at the bottom of the sampling box enters In the hollow groove, the rotating motor stops and the electromagnet starts, so that the electromagnet and the magnetic block are attracted, and the hook block is separated from the magnetic block, and then the sample collection plate opens and falls on the arc-shaped lifting wall, and then the clamping motor is started to open the gripper, and the sample falls on the sample collection plate, the clamping motor is reversed to lift the gripper, and the rotating motor is started at the same time to make the sampling box continue to rotate, and at the same time drive the sample collection plate to slide and lift on the arc-shaped lifting wall until the sample collection plate is fitted with the shell, at this time the magnetic block is buckled with the hook block to store the sample in the storage cavity of the sample collection plate, and the sampling storage device and the sampling device complete contactless continuous random sampling of food under the control of the counting and recognition camera, which not only ensures the original state of the sample, but also ensures the randomness of the sampling, and effectively avoids the influence of human factors during sampling.

[0012] Compared with the existing technology, this face recognition terminal for food safety monitoring has the following advantages:

[0013] The sampler can be identified and confirmed through the face recognition system, and the sampling records can be accurately found. The equipped sampling storage device also ensures the quality of samples during continuous sampling.

[0014] Under the control of the counting and recognition camera, the sampling storage device and the sampling device complete contactless continuous random sampling of food, which not only ensures the original state of the sample, but also ensures the randomness of the sampling, and effectively avoids the influence of human factors during sampling. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural diagram of a face recognition terminal used for food safety monitoring.

[0016] Figure 2 yes Figure 1 Section view along AA direction.

[0017] Figure 3 yes Figure 2 Enlarged cross-sectional view at point B in the middle.

[0018] Figure 4 yes Figure 3 Sectional view along CC direction.

[0019] Figure 5 yes Figure 2 Enlarged cross-sectional view at point D in the middle.

[0020] Figure 6 yes Figure 5 Cross-sectional view along EE direction.

[0021] In the figure, 10, housing; 11, gripper motor fixing box; 12, face recognition device; 13, sampling number input panel; 14, conveyor belt; 15, conveyor shaft support rod; 16, conveyor shaft; 17, bottom plate; 18, arc baffle; 19, sampling box handle; 20, sample collection plate; 21, chain; 22, gripper motor; 23, driven sprocket; 24, gripper motor shaft; 25, L-shaped fixing plate; 26, fixed slide rod; 27, fixed extrusion tube; 28, sliding chain fixing block; 29, cross slider; 30, electromagnet; 31 , spring; 32, sampling box isolation column; 33, magnetic block; 34, hook block; 35, hinged shaft; 36, sampling box; 37, sampling box support seat; 38, rotating motor shaft; 39, rotating motor; 40, hollow groove; 41, gripper motor sprocket; 42, extrusion plate; 43, extrusion plate fixed hinge block; 44, hinge strip; 45, gripper; 46, sampling box isolation plate; 47, sliding hinge block; 48, sensor; 49, arc-shaped lifting wall; 50, sensor trigger switch; 51, extension support plate; 52, counting and recognition camera. DETAILED DESCRIPTION

[0022] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0023] like Figure 1As shown, a face recognition terminal for food safety monitoring includes a shell 10, a bottom plate 17 is fixedly provided at the bottom of the shell 10, a conveying device is fixedly provided on the bottom plate 17, a face recognizer 12 is fixedly provided on the front side wall of the shell 10, a sampling number input panel 13 is fixedly provided on the front side wall of the shell 10, an extended support plate 51 is fixedly provided on the front side wall of the shell 10, a sampling storage device is fixedly provided on the extended support plate 51, a counting and recognition camera 52 is fixedly provided on the rear side wall of the shell 10, and a sampling device is fixedly provided on the upper side wall of the shell 10, and the sampling device is used to clamp samples after the counting and recognition camera 52 provides a signal.

[0024] like Figure 1 As shown, the conveying device includes conveying shaft support rods 15 symmetrically fixedly arranged on a bottom plate 17 , a conveying shaft 16 is rotatably arranged on each pair of conveying shaft support rods 15 , and a conveying belt 14 is sleeved on the two conveying shafts 16 .

[0025] like Figure 2 , Figure 5 and Figure 6 As shown, the sampling storage device includes a sampling box support base 37 fixedly set on the extended support plate 51, a rotating motor 39 is fixedly provided inside the sampling box support base 37, a rotating motor shaft 38 is provided on the output end of the rotating motor 39, a sampling box 36 is provided on the sampling box support base 37, the bottom of the sampling box 36 is rotatably connected to the rotating motor shaft 38, a sampling box isolation column 32 is fixedly provided inside the sampling box 36, and sampling box isolation plates 46 are arranged in a ring inside the sampling box 36, a hinge shaft 35 is fixedly provided below each sampling box isolation plate 46, and a sample collection plate 20 is rotatably provided on the hinge shaft 35.

[0026] like Figure 2 , Figure 5 and Figure 6 As shown, each sample collection plate 20 is fixedly provided with a hook block 34, four magnetic blocks 33 are arranged in a ring on the upper side of the sampling box 36, four electromagnets 30 are arranged in a ring array on the sampling box 36, a spring 31 is connected between the electromagnet 30 and the magnetic block 33, a sampling box handle 19 is fixedly provided on the upper side of the sampling box 36, an arc-shaped baffle 18 is fixedly provided on the outside of the front side wall of the shell 10 and the front end of the sampling box support seat 37, and an arc-shaped lifting wall 49 is fixedly provided on the inner front side wall of the shell 10. When the electromagnet 30 is working and attracted by the magnetic block 33, the sample collection plate 20 is slidably connected to the arc-shaped lifting wall 49, and the arc-shaped lifting wall 49 is rotatably connected to the sampling box 36.

[0027] like Figure 2 , Figure 3 and Figure 4As shown, the sampling device includes a gripper motor fixing box 11 fixedly arranged on the upper side of the shell 10, a gripper motor 22 is fixedly arranged on the right side wall inside the gripper motor fixing box 11, a gripper motor shaft 24 is arranged on the output end of the gripper motor 22, a gripper motor sprocket 41 is fixedly arranged on the gripper motor shaft 24, a sliding chain fixing block 28 is slidably arranged on the rear side wall inside the gripper motor fixing box 11, an L-shaped fixing plate 25 is slidably arranged on the front side wall of the gripper motor fixing box 11, a driven sprocket 23 is rotatably arranged on the right side wall of the gripper motor fixing box 11, a chain 21 is sleeved on the driven sprocket 23, the sliding chain fixing block 28 and the L-shaped fixing plate 25 are respectively fixed on both ends of the chain 21, and the gripper motor sprocket 41 is meshed with the chain 21.

[0028] like Figure 2 , Figure 3 and Figure 4 As shown, a cross slider 29 is slidably provided inside the clamp motor fixed box 11, and the cross slider 29 is fixedly connected to the L-shaped fixed plate 25. Four sliding hinge blocks 47 are evenly fixed along the circumference at the lower end of the cross slider 29. A fixed extrusion tube 27 is fixedly provided on the upper side wall inside the shell 10, and the fixed extrusion tube 27 is fixedly connected to the clamp motor fixed box 11. A fixed slide rod 26 is fixed inside the fixed extrusion tube 27, and the fixed slide rod 26 is slidably connected to the cross slider 29 and the sliding hinge block 47. Four extrusion plates 42 are evenly provided along the circumference at the lower end of the fixed extrusion tube 27, and an extrusion plate fixed hinge block 43 is fixed on each extrusion plate 42. Two hinge strips 44 are symmetrically fixed between the extrusion plate fixed hinge block 43 and the sliding hinge block 47. A gripper 45 is fixed at the lower end of each extrusion plate 42. When the cross slider 29 slides upward, the extrusion plate 42 is slidably connected to the fixed extrusion tube 27.

[0029] When sampling is required, the face recognition device 12 identifies and records the sampler. After confirmation by the system, the sampler enters a random sampling number into the sampling number input panel 13. Then the sampler installs the rotating motor shaft 38 on the sampling box support seat 37 through the hole formed by the arc baffle 18 and the housing 10, and fixes the rotating motor shaft 38 to the sampling box 36 through the connecting key. The conveyor belt is started to allow the samples to enter the housing 10 in sequence. The counting and recognition camera 52 identifies and records the number of samples in sequence until the number of samples appears in the random number. Samples are then sampled. The face recognition system can identify and confirm the sampler, and the sampling records can be accurately found. The equipped sampling storage device also ensures the quality of the samples during continuous sampling.

[0030] When sampling is carried out, the gripper motor 22 is started, so that the gripper motor shaft 24 drives the gripper motor sprocket 41 to rotate, and the chain 21 meshing with the gripper motor sprocket 41 drives the sliding chain fixing block 28 to move so that the extrusion plate 42 slides in the fixed extrusion tube 27, so that the extrusion plate 42 extends out of the fixed extrusion tube 27, and at the same time drives the hinge bar 44 to rotate, so that the gripper 45 opens, and then the gripper motor 22 is reversed, so that the sliding chain fixing block 28 moves downward, drives the L-shaped fixed plate 25 to lift upward, so that the cross slider 29 moves upward, thereby driving the sliding hinge block 47 to move upward, so that the hinge bar 44 drives the extrusion plate 42 to move upward, and the extrusion plate 42 is retracted inwardly through the fixed extrusion tube 27 to achieve the gripper 45 to clamp the sample and lift it, at this time start the rotating motor 39, so that the rotating motor shaft 38 drives the sampling box 36 to rotate, until the sensor of one of the sensors 48 distributed at the bottom of the sampling box 36 is touched. The switch 50 enters the hollow groove 40, the rotating motor 39 stops, and the electromagnet 30 starts, so that the electromagnet 30 and the magnetic block 33 are attracted, and the hook block 34 is separated from the magnetic block 33, and then the sample collection plate 20 opens and falls on the arc-shaped lifting wall 49, and then the clamping motor 22 is started to open the gripper, and the sample falls on the sample collection plate 20, and the clamping motor 22 is reversed to lift the gripper, and the rotating motor 39 is started at the same time, so that the sampling box 36 continues to rotate, and at the same time drives the sample collection plate 20 to slide and lift on the arc-shaped lifting wall 49 until the sample collection plate 20 is fitted with the shell 10. At this time, the magnetic block 33 and the hook block 34 are buckled to store the sample in the storage cavity of the sample collection plate 20. The sampling storage device and the sampling device, under the control of the counting and recognition camera, complete contactless continuous random sampling of food, which not only ensures the original state of the sample, but also ensures the randomness of the sampling, and effectively avoids the influence of human factors during sampling.

[0031] The above descriptions are merely embodiments of the present invention, and are not intended to limit the patent protection scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention's specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A face recognition terminal for food safety monitoring, comprising a housing (10), characterized in that: A bottom plate (17) is fixedly provided at the bottom of the shell (10), a conveying device is fixedly provided on the bottom plate (17), a face recognition device (12) is fixedly provided on the front side wall of the shell (10), a sampling sequence number input panel (13) is fixedly provided on the front side wall of the shell (10), an extended support plate (51) is fixedly provided on the front side wall of the shell (10), a sampling storage device is fixedly provided on the extended support plate (51), a counting and recognition camera (52) is fixedly provided on the rear side wall of the shell (10), and a sampling device is fixedly provided on the upper side wall of the shell (10), and the sampling device is used to clamp samples after the counting and recognition camera (52) provides a signal; The conveyor belt is started, so that the samples enter the housing (10) in sequence, and the counting and recognition camera (52) recognizes and records the number of samples in sequence until the number of samples appears in the random sequence number, and then samples are taken. The sampler can be identified and confirmed by the face recognition system, and the sampling record can be accurately found. The equipped sampling storage device also ensures the quality of the samples during continuous sampling; The conveying device comprises conveying shaft support rods (15) symmetrically fixedly arranged on the bottom plate (17), a conveying shaft (16) is rotatably arranged on each pair of the conveying shaft support rods (15), and a conveying belt (14) is sleeved on the two conveying shafts (16); The sampling storage device comprises a sampling box support seat (37) fixedly arranged on the extended support plate (51), a rotating motor (39) being fixedly arranged inside the sampling box support seat (37), a rotating motor shaft (38) being arranged on the output end of the rotating motor (39), a sampling box (36) being arranged on the sampling box support seat (37), the bottom of the sampling box (36) being rotatably connected to the rotating motor shaft (38), a sampling box isolation column (32) being fixedly arranged inside the sampling box (36), sampling box isolation plates (46) being arranged in an annular manner inside the sampling box (36), a hinge shaft (35) being fixedly arranged below each of the sampling box isolation plates (46), and a sample collecting plate (20) being rotatably arranged on the hinge shaft (35); A hook block (34) is fixedly provided on each of the sample collection plates (20), four magnetic blocks (33) are arranged in a circular array on the upper side of the sampling box (36), four electromagnets (30) are arranged in a circular array on the sampling box (36), a spring (31) is connected between the electromagnet (30) and the magnetic block (33), a sampling box handle (19) is fixedly provided on the upper side of the sampling box (36), an arc-shaped baffle (18) is fixedly provided on the outer side of the front side wall of the shell (10) and the front end of the sampling box support seat (37), and an arc-shaped lifting wall (49) is fixedly provided on the inner front side wall of the shell (10). When the electromagnet (30) works and is attracted by the magnetic block (33), the sample collection plate (20) is slidably connected to the arc-shaped lifting wall (49), and the arc-shaped lifting wall (49) is rotatably connected to the sampling box (36).

2. A face recognition terminal for food safety monitoring according to claim 1, characterized in that: The sampling device comprises a gripper motor fixing box (11) fixedly arranged on the upper side of the shell (10), a gripper motor (22) being fixedly arranged on the right side wall inside the gripper motor fixing box (11), a gripper motor shaft (24) being arranged on the output end of the gripper motor (22), a gripper motor sprocket (41) being fixedly arranged on the gripper motor shaft (24), a sliding chain fixing block (28) being slidably arranged on the rear side wall inside the gripper motor fixing box (11), an L-shaped fixing plate (25) being slidably arranged on the front side wall of the gripper motor fixing box (11), a driven sprocket (23) being rotatably arranged on the right side wall of the gripper motor fixing box (11), a chain (21) being sleeved on the driven sprocket (23), the sliding chain fixing block (28) and the L-shaped fixing plate (25) being respectively fixed on two ends of the chain (21), and the gripper motor sprocket (41) being meshed with the chain (21).

3. A face recognition terminal for food safety monitoring according to claim 2, characterized in that: A cross slider (29) is slidably provided inside the clamping motor fixing box (11), and the cross slider (29) is fixedly connected to the L-shaped fixing plate (25). Four sliding hinge blocks (47) are evenly fixedly provided at the lower end of the cross slider (29) along the circumference. A fixed extrusion tube (27) is fixedly provided on the upper side wall inside the shell (10), and the fixed extrusion tube (27) is fixedly connected to the clamping motor fixing box (11). A fixed slide groove rod (26) is fixedly provided inside the fixed extrusion tube (27), and the fixed slide groove rod (26) is connected to the cross slider. The block (29) and the sliding hinge block (47) are slidably connected, four extrusion plates (42) are evenly arranged along the circumference of the lower end of the fixed extrusion tube (27), each of the extrusion plates (42) is fixedly provided with an extrusion plate fixed hinge block (43), two hinge bars (44) are symmetrically fixedly arranged between the extrusion plate fixed hinge block (43) and the sliding hinge block (47), and a gripper (45) is fixedly arranged at the lower end of each extrusion plate (42), and when the cross slider (29) slides upward, the extrusion plate (42) is slidably connected to the fixed extrusion tube (27).

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