CN112452813A

CN112452813A - Equipment for testing air tightness of sealed food package

Info

Publication number: CN112452813A
Application number: CN202110071138.0A
Authority: CN
Inventors: 姜军
Original assignee: Chengdu Yicangeng Culture Media Co ltd
Current assignee: Chengdu Yicangeng Culture Media Co ltd
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-03-09

Abstract

The invention discloses a device for checking air tightness of sealed food packages, which comprises a machine body, wherein a power space is arranged in the machine body, a second transmission space is arranged on the right side of the power space, first transmission spaces are symmetrically arranged on the left and right sides of the second transmission space, a distinguishing space is arranged on the lower side of the second transmission space, the distinguishing space is opened towards the left and right sides, a transmission space is arranged on the lower side of the distinguishing space, the transmission space is opened upwards, a third transmission space is arranged on the right side of the second transmission space, a selection device is arranged in the machine body and is used for helping to distinguish good and bad packaging bags into different areas, a conveying device and a checking device are arranged in the machine body, the device can work smoothly and help to check the tightness of the packaging bags, the whole device can be arranged on a production line, the checking efficiency is improved, and the successful production rate of products is, the packaging bags with poor sealing performance are treated in a centralized way.

Description

Equipment for testing air tightness of sealed food package

Technical Field

The invention relates to the field of packaging inspection, in particular to equipment for inspecting air tightness of sealed food packaging.

Background

The sealed food packaging device has the advantages that more and more food is packaged in a sealed mode in daily life, if the sealing performance of the sealed packaging bag is poor, air leakage can be caused, the quality of the food can be seriously influenced, even harmful bacteria can be bred, and the human body is seriously injured after the food is eaten, so that the sealing performance of the sealed food packaging bag needs to be tested.

Disclosure of Invention

In order to solve the problems, the device for testing the air tightness of the sealed food package is designed, and comprises a machine body, wherein a power space is arranged in the machine body, a second transmission space is arranged on the right side of the power space, first transmission spaces are symmetrically arranged on the left and right sides of the second transmission space, a distinguishing space is arranged on the lower side of the second transmission space, the distinguishing space is opened towards the left and right sides, a transmission space is arranged on the lower side of the distinguishing space, the transmission space is opened upwards, a third transmission space is arranged on the right side of the second transmission space, a fourth transmission space is arranged on the right side of the third transmission space, a fifth transmission space is arranged on the right side of the fourth transmission space, a moving space is arranged on the lower side of the fifth transmission space, an overturning space is arranged on the lower side of the moving space, and a sliding groove is arranged on the rear, the utility model discloses a packing bag, including spout, third transmission space, fourth transmission space, fifth transmission space, removal space, turnover space, belt wheel space, sixth transmission space, supplementary space downwardly opening, third transmission space, fourth transmission space, fifth transmission space, removal space, turnover space, engagement space, belt wheel space, sixth transmission space, supplementary space, be equipped with in the differentiation space and be used for carrying out categorised selection device to the good and not good wrapping bag of gas tightness, selection device includes fixed mounting at the auxiliary motor of belt wheel space back wall, the bilateral symmetry rotates between the front and back wall in belt wheel space and is connected with the sixth transmission shaft, the last power of auxiliary motor rotates and is connected with the left side the sixth transmission shaft, each sixth transmission shaft extends forwards to penetrate through the front wall of the belt wheel space to enter the meshing space, each sixth transmission shaft is fixedly connected with a second belt wheel and a ninth bevel gear in a front-back mode, a power belt is connected between the two second belt wheels, the front wall of the meshing space is rotationally connected with seventh transmission shafts in a bilateral symmetry mode, each seventh transmission shaft extends forwards to penetrate through the front wall of the meshing space to enter the sixth transmission space respectively, each seventh transmission shaft is fixedly connected with an incomplete gear and a tenth bevel gear in a front-back mode, each sixth transmission space is connected with a turning plate rack in a sliding mode, each turning plate rack extends downwards to penetrate through the top wall of the auxiliary space to enter the auxiliary space, each turning plate rack can be meshed with the incomplete gear respectively, and the top wall of the auxiliary space is fixedly connected with an auxiliary telescopic shaft in a bilateral symmetry mode, a rear baffle is fixedly connected to the left side of the turning plate rack, a front baffle is fixedly connected to the right side of the turning plate rack, the rear baffle is connected with the front baffle in a sliding manner, the front baffle is fixedly connected with the left side of the auxiliary telescopic shaft, the right side of the auxiliary telescopic shaft is fixedly connected with the rear baffle, a fourth transmission shaft is rotatably connected between the left wall and the right wall of the fourth transmission space, the fourth transmission shaft extends leftwards to penetrate through the left wall of the fourth transmission space to enter the third transmission space, a pneumatic fan and an eighth bevel gear are fixedly connected to the left side and the right side of the fourth transmission shaft, a third transmission shaft is rotatably connected to the top wall of the fourth transmission space, an elastic main belt pulley and a seventh bevel gear are fixedly connected to the upper side and the lower side of the third transmission shaft, the seventh bevel gear is engaged with the eighth bevel gear, and a fifth transmission shaft is rotatably connected, the fifth transmission shaft extends downwards to penetrate through the bottom wall of the fifth transmission space to enter the moving space, the fifth transmission shaft is fixedly connected with an elastic secondary belt wheel and a fixed gear from top to bottom, an elastic power belt is connected between the elastic secondary belt wheel and the elastic primary belt wheel, a fixed shaft is fixedly connected between the left wall and the right wall of the moving space, a sliding rack is slidably connected onto the fixed shaft, rack fixing blocks are fixedly connected onto the sliding rack in a vertical and bilateral symmetry manner, a rack sliding shaft is fixedly connected onto each rack fixing block, a rack sliding block is slidably connected onto each rack sliding shaft, a spring is connected between each rack sliding block and the rack fixing blocks, a single rack is respectively and fixedly connected between the two rack sliding blocks on the left side and the two rack sliding blocks on the right side, and each single rack is respectively and slidably connected with the fixed shaft, the rear wall of the moving space is bilaterally and symmetrically fixedly connected with limiting shafts, the upper side wall of the sliding rack is fixedly connected with limiting blocks, the limiting blocks can be respectively abutted against the limiting shafts, the lower side wall of the sliding rack is fixedly connected with a telescopic shaft, the telescopic shaft extends downwards to penetrate through the bottom wall of the moving space to enter the overturning space, the telescopic shaft is fixedly connected with an auxiliary shaft, the auxiliary shaft is fixedly connected with an overturning block, the overturning block is fixedly connected with a slide block, the slide block is slidably connected with the chute, the rear wall of the overturning space is provided with three abutting shafts, each abutting shaft can be respectively abutted against the overturning block, the auxiliary shaft is rotatably connected with a rotating shaft, the rotating shaft is fixedly connected with a connecting gear, and each ninth bevel gear can be respectively engaged with the connecting gear, each tenth bevel gear is capable of meshing with the connecting gear.

Preferably, the power space and the conveying space are provided with a conveying device for assisting the transportation of the sealed package bags, and each of the first transmission space, the power space, the second transmission space and the distinguishing space is provided with a checking device for checking the air tightness of the sealed package bags.

Preferably, the conveyer includes fixed mounting and is in the motor power of power space left wall, power rotation is connected with the power main shaft on the motor power downside, the power main shaft downwardly extending runs through the power space diapire gets into in the transfer space, the first bevel gear of fixedly connected with on the power main shaft, wall bilateral symmetry rotation is connected with the transmission axle around the transfer space, every fixedly connected with conveying roller, two on the transmission axle be connected with the drive belt between the conveying roller, the left side fixedly connected with second bevel gear on the transmission axle, second bevel gear with mesh between the first bevel gear.

Preferably, the inspection device comprises the power motor fixedly installed on the left wall of the power space, a power auxiliary shaft is rotationally connected to the right side surface of the power motor, a moving shaft is rotationally connected to the right wall of the power space, a key is arranged on the moving shaft, the power auxiliary shaft is slidably connected with the moving shaft, the moving shaft extends rightwards to penetrate through the right wall of the power space to enter the second transmission space, a fourth bevel gear and a fifth bevel gear are fixedly connected to the left and the right of the moving shaft, an L-shaped rod is rotationally connected to the moving shaft, the L-shaped rod is slidably connected with the second transmission space, an electromagnet is fixedly connected to the right wall of the second transmission space, a spring is connected between the electromagnet and the L-shaped rod, a spring is connected between the fourth bevel gear and the right wall of the power space, and a second transmission shaft is rotationally connected to the second transmission space, the second transmission shaft is fixedly connected with a sixth bevel gear, the sixth bevel gear can be meshed with the fifth bevel gear, the bottom wall of the second transmission space is in threaded connection with a second threaded shaft, a key is arranged on the second threaded shaft, the second threaded shaft is in sliding connection with the second transmission shaft, the second threaded shaft extends downwards to penetrate through the bottom wall of the second transmission space to enter the distinguishing space, a compression plate is fixedly connected to the second threaded shaft, and each top wall of the first transmission space is rotatably connected with a first transmission shaft.

Preferably, each first transmission shaft is fixedly connected with a first belt pulley, a power belt is connected between the two first belt pulleys, the first transmission shaft on the left side extends upwards to penetrate through the top wall of the first transmission space to enter the power space, the first transmission shaft on the left side is fixedly connected with a third bevel gear which can be meshed with the fourth bevel gear, the bottom wall of each first transmission space is in threaded connection with a first threaded shaft, each first threaded shaft is provided with a key, each first threaded shaft is provided with threads in the same direction as the second threaded shaft, each first threaded shaft is respectively in sliding connection with the first transmission shaft, the two first threaded shafts are in rotating connection with hollow blocks, compression spaces with upper and lower openings are arranged in the hollow blocks, and the compression spaces are in sliding connection with the compression plates, the air pipe is connected between the compression space and the third transmission space, a blocking ball is connected in the air pipe in a sliding mode, and a spring is connected between the blocking ball and the air pipe.

The invention has the beneficial effects that: the invention relates to equipment for testing air tightness of sealed food packages, which is characterized in that a selection device is arranged in a machine body to help distinguish packaging bags with good sealing performance from packaging bags with poor sealing performance into different areas, a conveying device and a testing device are arranged in the machine body to ensure that the equipment works smoothly and help to test the sealing performance of the packaging bags, the whole equipment can be arranged on a production line, the testing efficiency is improved, the successful production rate of products is improved, and the packaging bags with poor sealing performance are treated in a centralized mode.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure A-A of FIG. 1;

FIG. 3 is a schematic diagram of B-B of FIG. 2;

FIG. 4 is a schematic diagram of the structure of C-C in FIG. 1;

fig. 5 is a schematic diagram of the structure of D-D in fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to a device for testing air tightness of sealed food packages, which comprises a machine body 21, wherein a power space 29 is arranged in the machine body 21, a second transmission space 45 is arranged on the right side of the power space 29, first transmission spaces 38 are symmetrically arranged on the left and right sides of the second transmission space 45, a distinguishing space 93 is arranged on the lower side of the second transmission space 45, the distinguishing space 93 is opened towards the left and right sides, a conveying space 28 is arranged on the lower side of the distinguishing space 93, the conveying space 28 is opened upwards, a third transmission space 51 is arranged on the right side of the second transmission space 45, a fourth transmission space 54 is arranged on the right side of the third transmission space 51, a fifth transmission space 58 is arranged on the right side of the fourth transmission space 54, a moving space 62 is arranged on the lower side of the fifth transmission space 58, an overturning space 73 is arranged on the lower side of the moving space 62, and a sliding, the spout 74 rear side is equipped with band pulley space 78, upset space 73 front side is equipped with meshing space 88, meshing space 88 front side bilateral symmetry is equipped with sixth transmission space 84, sixth transmission space 84 downside is equipped with auxiliary space 94, auxiliary space 94 under shed, third transmission space 51 fourth transmission space 54 fifth transmission space 58 remove space 62 upset space 73 meshing space 88 band pulley space 78 sixth transmission space 84 auxiliary space 94 in the distinguishing space 93 be equipped with be used for carrying out categorised selector to the wrapping bag that the gas tightness is good and not good, selector includes fixed mounting at the auxiliary motor 76 of band pulley space 78 rear wall, the bilateral symmetry rotates between the preceding rear wall of band pulley space 78 and is connected with sixth transmission shaft 77, the auxiliary motor 76 is connected with a left sixth transmission shaft 77 in a power rotating manner, each sixth transmission shaft 77 extends forwards to penetrate through the front wall of the pulley space 78 to enter the meshing space 88, each sixth transmission shaft 77 is fixedly connected with a second pulley 79 and a ninth bevel gear 80 in a front-back manner, a power belt is connected between the two second pulleys 79, the front wall of the meshing space 88 is connected with seventh transmission shafts 86 in a left-right symmetric manner, each seventh transmission shaft 86 extends forwards to penetrate through the front wall of the meshing space 88 to enter the sixth transmission space 84, each seventh transmission shaft 86 is fixedly connected with an incomplete gear 85 and a tenth bevel gear 87 in a front-back manner, each sixth transmission space 84 is connected with a direction changing plate rack 89 in a sliding manner, each direction changing plate rack 89 extends downwards to penetrate through the top wall of the auxiliary space 94 to enter the auxiliary space 94, each of the direction-changing plate racks 89 can be engaged with the incomplete gear 85, the top wall of the auxiliary space 94 is bilaterally and symmetrically and fixedly connected with an auxiliary telescopic shaft 90, the left side of the direction-changing plate rack 89 is fixedly connected with a rear baffle 92, the right side of the direction-changing plate rack 89 is fixedly connected with a front baffle 91, the rear baffle 92 is slidably connected with the front baffle 91, the front baffle 91 is fixedly connected with the left side of the auxiliary telescopic shaft 90, the right side of the auxiliary telescopic shaft 90 is fixedly connected with the rear baffle 92, a fourth transmission shaft 56 is rotatably connected between the left wall and the right wall of the fourth transmission space 54, the fourth transmission shaft 56 extends leftwards to penetrate through the left wall of the fourth transmission space 54 to enter the third transmission space 51, the left and the right of the fourth transmission shaft 56 are fixedly connected with a pneumatic fan 50 and an eighth bevel gear 57, and the top wall of the fourth transmission space 54 is rotatably connected with, the third transmission shaft 52 is vertically and fixedly connected with a tightening main belt wheel 53 and a seventh bevel gear 55, the seventh bevel gear 55 is engaged with the eighth bevel gear 57, a fifth transmission shaft 60 is rotatably connected between the upper wall and the lower wall of the fifth transmission space 58, the fifth transmission shaft 60 extends downwards to penetrate through the bottom wall of the fifth transmission space 58 to enter the moving space 62, the fifth transmission shaft 60 is vertically and fixedly connected with a tightening auxiliary belt wheel 59 and a fixed gear 61, a tightening power belt is connected between the tightening auxiliary belt wheel 59 and the tightening main belt wheel 53, a fixed shaft 63 is fixedly connected between the left wall and the right wall of the moving space 62, a sliding rack 65 is slidably connected on the fixed shaft 63, rack fixing blocks 67 are vertically and bilaterally and symmetrically and fixedly connected on the sliding rack 65, and a rack sliding shaft 68 is fixedly connected on each rack fixing block 67, each rack sliding shaft 68 is connected with a rack sliding block 69 in a sliding manner, each rack sliding block 69 is connected with a spring between the rack fixing block 67, two rack sliding blocks 69 on the left side and two rack sliding blocks 69 on the right side are fixedly connected with a single rack 70 respectively, each single rack 70 is connected with a fixing shaft 63 in a sliding manner, the rear wall of the moving space 62 is fixedly connected with a limiting shaft 64 in a bilateral symmetry manner, the upper wall of the sliding rack 65 is fixedly connected with a limiting block 66, the limiting block 66 can be abutted against the limiting shaft 64 respectively, the lower wall of the sliding rack 65 is fixedly connected with a telescopic shaft 71, the telescopic shaft 71 extends downwards to penetrate through the bottom wall of the moving space 62 to enter the overturning space 73, an auxiliary shaft 81 is fixedly connected onto the telescopic shaft 71, and an overturning block 72 is fixedly connected onto the auxiliary shaft 81, the turnover block 72 is fixedly connected with a sliding block 95, the sliding block 95 is in sliding connection with the sliding groove 74, the rear wall of the turnover space 73 is provided with three abutting shafts 75, each abutting shaft 75 can abut against the turnover block 72, the auxiliary shaft 81 is rotatably connected with a rotating shaft 82, a connecting gear 83 is fixedly connected to the rotating shaft 82, each ninth bevel gear 80 can be meshed with the connecting gear 83, and each tenth bevel gear 87 can be meshed with the connecting gear 83.

Advantageously, transport means for assisting the transport of the sealed packages are provided in said power space 29, in said transfer space 28, and checking means for checking the airtightness of the sealed packages are provided in each of said first transmission space 38, in said power space 29, in said second transmission space 45, in said dividing space 93.

Beneficially, the transportation device comprises a power motor 22 fixedly installed on the left wall of the power space 29, a power main shaft 23 is connected to the lower side surface of the power motor 22 in a power rotating mode, the power main shaft 23 extends downwards to penetrate through the bottom wall of the power space 29 to enter the conveying space 28, a first bevel gear 24 is fixedly connected to the power main shaft 23, conveying shafts 26 are rotatably connected to the front wall and the rear wall of the conveying space 28 in a bilateral symmetry mode, a conveying roller 27 is fixedly connected to each conveying shaft 26, a transmission belt is connected between two conveying rollers 27, a second bevel gear 25 is fixedly connected to the conveying shaft 26 on the left side, and the second bevel gear 25 is meshed with the first bevel gear 24.

Advantageously, the checking device comprises the power motor 22 fixedly installed on the left wall of the power space 29, a power auxiliary shaft 30 is connected to the right side of the power motor 22 in a power rotating manner, a moving shaft 33 is connected to the right wall of the power space 29 in a rotating manner, a key is arranged on the moving shaft 33, the power auxiliary shaft 30 is connected with the moving shaft 33 in a sliding manner, the moving shaft 33 extends rightwards to penetrate through the right wall of the power space 29 to enter the second transmission space 45, a fourth bevel gear 32 and a fifth bevel gear 34 are fixedly connected to the left and right of the moving shaft 33, an L-shaped rod 36 is connected to the moving shaft 33 in a rotating manner, the L-shaped rod 36 is connected with the second transmission space 45 in a sliding manner, an electromagnet 37 is fixedly connected to the right wall of the second transmission space 45, a spring is connected between the electromagnet 37 and the L-shaped rod 36, a spring is connected between the fourth bevel gear 32 and the right wall of, the top wall of the second transmission space 45 is rotatably connected with a second transmission shaft 47, a sixth bevel gear 35 is fixedly connected to the second transmission shaft 47, the sixth bevel gear 35 can be meshed with the fifth bevel gear 34, the bottom wall of the second transmission space 45 is in threaded connection with a second threaded shaft 46, a key is arranged on the second threaded shaft 46, the second threaded shaft 46 is in sliding connection with the second transmission shaft 47, the second threaded shaft 46 extends downwards to penetrate through the bottom wall of the second transmission space 45 to enter the distinguishing space 93, a compression plate 44 is fixedly connected to the second threaded shaft 46, and the top wall of each first transmission space 38 is rotatably connected with a first transmission shaft 40.

Advantageously, a first belt pulley 39 is fixedly connected to each first transmission shaft 40, a power belt is connected between two first belt pulleys 39, the left first transmission shaft 40 extends upwards to penetrate through the top wall of the first transmission space 38 to enter the power space 29, a third bevel gear 31 is fixedly connected to the left first transmission shaft 40, the third bevel gear 31 can be meshed with the fourth bevel gear 32, a first threaded shaft 41 is screwed to the bottom wall of each first transmission space 38, a key is arranged on each first threaded shaft 41, a thread in the same direction as that of the second threaded shaft 46 is arranged on each first threaded shaft 41, each first threaded shaft 41 is slidably connected with the first transmission shaft 40, a hollow block 42 is rotatably connected to two first threaded shafts 41, and a compression space 43 with an upper opening and a lower opening is arranged in each hollow block 42, compression space 43 with sliding connection between compression plate 44, compression space 43 left side is equipped with response piece 96, compression space 43 with be connected with trachea 48 between third transmission space 51, sliding connection has blocking ball 49 in the trachea 48, blocking ball 49 with be connected with the spring between trachea 48.

The use steps herein are described in detail below with reference to fig. 1-5:

in the initial state, the fourth bevel gear 32 is meshed with the third bevel gear 31, the fifth bevel gear 34 is not meshed with the sixth bevel gear 35, the electromagnet 37 is not energized, the limit block 66 is abutted against the left limit shaft 64, the left ninth bevel gear 80 is meshed with the connecting gear 83, and the left tenth bevel gear 87 is meshed with the connecting gear 83.

The equipment is started, the power motor 22 is started in the forward direction, the power main shaft 23 is driven to rotate, the first bevel gear 24 is driven to rotate, the second bevel gear 25 is driven to rotate, the left transmission shaft 26 is driven to rotate, the transmission roller 27 is driven to rotate to transmit power to the right transmission roller 27 through a transmission belt, the right transmission shaft 26 is driven to rotate, the sealed food packaging bags are placed into the rotating transmission belt from the left opening of the distinguishing space 93, the sealed food packaging bags are driven to move to the right, and when the sealed food packaging bags move to the position below the compression plate 44, the power motor 22 is turned off.

Checking the sealing performance of the sealed food packaging bag, starting the power motor 22 in reverse direction to drive the power auxiliary shaft 30 to rotate, thereby driving the moving shaft 33 to rotate, thereby driving the fourth bevel gear 32 and the fifth bevel gear 34 to rotate, the rotating fourth bevel gear 32 driving the third bevel gear 31 to rotate, thereby driving the left first transmission shaft 40 to rotate, thereby driving the left first belt pulley 39 to rotate, the left first belt pulley 39 transmitting power to the right first belt pulley 39 through the power belt, thereby driving the right first transmission shaft 40 to rotate, the rotating first transmission shaft 40 driving the first threaded shaft 41 to move downwards and rotate, thereby driving the hollow block 42 to move downwards, thereby enabling the hollow block 42 to surround the sealed food packaging bag and enter the compression space 43, and after the sensing block 96 senses contact with the conveyor belt, energizing the electromagnet 37, thereby enabling the electromagnet 37 to attract the L-shaped rod 36, thereby driving the L-shaped rod 36 to move rightwards, and driving the moving shaft 33 to move rightwards, so that the fourth bevel gear 32 is disengaged from the third bevel gear 31, the fifth bevel gear 34 is engaged with the sixth bevel gear 35, the rotating fifth bevel gear 34 drives the sixth bevel gear 35 to rotate, and drives the second transmission shaft 47 to rotate, so as to drive the second threaded shaft 46 to rotate and move downwards, so as to compress the air in the compression space 43, and close the power motor 22.

If the sealing performance of the sealed food packaging bag is good, the gas can not push the blocking ball 49 to move upwards, the power motor 22 is started reversely, so that the second threaded shaft 46 is driven to move upwards and reset, the electricity in the electromagnet 37 is disconnected, so that the moving shaft 33 is driven to move leftwards and reset, so that the first threaded shaft 41 is driven to move upwards and reset, the power motor 22 is closed, the power motor 22 is started in a forward direction, so that the packaging bag with good sealing performance is driven to move rightwards continuously along with the conveyor belt, meanwhile, the auxiliary motor 76 is started, so that the left-side sixth transmission shaft 77 is driven to rotate, so that the left-side second belt wheel 79 and the left-side ninth bevel gear 80 are driven to rotate, the left-side rotating second belt wheel 79 transmits power to the right-side second belt wheel 79 through the power belt, so that the right-side sixth transmission shaft 77 is driven to rotate, so that the right, thereby driving the tenth bevel gear 87 on the left to rotate, thereby driving the seventh transmission shaft 86 on the left to rotate, thereby driving the incomplete gear 85 on the left to rotate, thereby driving the direction-changing plate rack 89 on the left to move back and forth up and down once, and the back baffle 92 moves down to change the motion direction of the packaging bag, thereby enabling the food packaging bag with good sealing property to move backwards, and the back baffle 92 moves up to reset after changing the direction, and closes the auxiliary motor 76 and closes the power motor 22.

If the sealing performance of the sealed food packaging bag is not good, the blocking ball 49 is moved upwards by the gas, so that the gas is pressed into the third transmission space 51 through the gas pipe 48, thereby driving the pneumatic fan 50 to rotate, thereby driving the fourth transmission shaft 56 to rotate, thereby driving the eighth bevel gear 57 to rotate, thereby driving the seventh bevel gear 55 to rotate, thereby driving the third transmission shaft 52 to rotate, thereby driving the primary take-up pulley 53 to rotate, the rotating primary take-up pulley 53 transmits power to the secondary take-up pulley 59 through the take-up power belt, thereby driving the fifth transmission shaft 60 to rotate, thereby driving the fixed gear 61 to rotate, thereby driving the sliding rack 65 to move rightwards until the stopper 66 abuts against the right side stopper shaft 64, the sliding rack 65 moving rightwards drives the telescopic shaft 71 to move rightwards, thereby driving the auxiliary shaft 81 to move rightwards, thereby driving the turning block 72 to, after the turning block 72 moving to the right abuts against the three abutting shafts 75, the turning block rotates by 80 degrees through 1 ninth bevel gear 80 degrees to drive the auxiliary shaft 81 to rotate by 80 degrees through 1 ninth bevel gear 80 degrees to make the rotating shaft 82 rotate by 80 degrees through 1 ninth bevel gear 80 degrees to make the connecting gear 83 facing to the left face become to the right, so that the ninth bevel gear 80 on the right side is meshed with the connecting gear 83, the tenth bevel gear 87 on the right side is meshed with the connecting gear 83, the power motor 22 is started reversely to reset the second threaded shaft 46, the electricity in the electromagnet 37 is cut off to reset the moving shaft 33, the first threaded shaft 41 moves upwards and resets, the power motor 22 is closed, the power motor 22 is started in the forward direction to drive the packaging bag with poor air tightness to move to the right along with the transmission belt, the auxiliary motor 76 is started at the same time, the ninth bevel gear 80 rotating on the right side drives the connecting gear 83 to rotate to, thereby drive the seventh transmission shaft 86 rotation in right side thereby drive the incomplete gear 85 rotation in right side to drive right side deflector rack 89 round trip movement from top to bottom once, preceding baffle 91 moves down and changes the direction of motion of wrapping bag, thereby makes the not good food package bag of leakproofness move forward, and baffle 91 upward movement resets before the change direction back, closes auxiliary motor 76, closes motor power 22.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an equipment of sealed food package inspection gas tightness, includes the organism, its characterized in that: comprises a machine body, wherein a power space is arranged in the machine body, a second transmission space is arranged on the right side of the power space, a first transmission space is arranged in bilateral symmetry of the second transmission space, a distinguishing space is arranged on the lower side of the second transmission space, the distinguishing space is open towards the left side and the right side, a transmission space is arranged on the lower side of the distinguishing space, the transmission space is open upwards, a third transmission space is arranged on the right side of the second transmission space, a fourth transmission space is arranged on the right side of the third transmission space, a fifth transmission space is arranged on the right side of the fourth transmission space, a moving space is arranged on the lower side of the fifth transmission space, a turnover space is arranged on the lower side of the moving space, a chute is arranged on the rear side of the turnover space, a belt wheel space is arranged on the rear side of the chute, a meshing space is arranged on, sixth transmission space downside is equipped with auxiliary space, auxiliary space downwardly opening, third transmission space fourth transmission space fifth transmission space remove the space upset space the meshing space the band pulley space sixth transmission space auxiliary space the differentiation is equipped with in the space and is used for carrying out categorised selector to the wrapping bag that the gas tightness is good and not good, selector includes fixed mounting and is in the auxiliary motor of band pulley space back wall, bilateral symmetry rotates between the preceding back wall in band pulley space to be connected with the sixth transmission shaft, power rotation is connected with the left side on the auxiliary motor the sixth transmission shaft, every the sixth transmission shaft extends forward and runs through the band pulley space antetheca gets into in the meshing space, every fixedly connected with second band pulley around the sixth transmission shaft, a belt pulley, a belt wheel, a belt, A ninth bevel gear, a power belt is connected between the two second belt wheels, seventh transmission shafts are rotationally connected with the front wall of the meshing space in a bilateral symmetry manner, each seventh transmission shaft extends forwards to penetrate through the front wall of the meshing space and respectively enter the sixth transmission space, an incomplete gear and a tenth bevel gear are fixedly connected with the front and the back of each seventh transmission shaft, a direction-changing plate rack is slidably connected with each sixth transmission space, each direction-changing plate rack extends downwards to penetrate through the top wall of the auxiliary space and enter the auxiliary space, each direction-changing plate rack can be respectively engaged with the incomplete gear, the top wall of the auxiliary space is fixedly connected with an auxiliary telescopic shaft in a bilateral symmetry manner, a rear baffle is fixedly connected with the direction-changing plate rack on the left side, a front baffle is fixedly connected with the direction-changing plate rack on the right side, and the rear baffle is slidably connected with the front, the front baffle is fixedly connected with the auxiliary telescopic shaft on the left side, the auxiliary telescopic shaft on the right side is fixedly connected with the rear baffle, a fourth transmission shaft is rotatably connected between the left wall and the right wall of a fourth transmission space, the fourth transmission shaft extends leftwards to penetrate through the left wall of the fourth transmission space to enter the third transmission space, a pneumatic fan and an eighth bevel gear are fixedly connected to the left side and the right side of the fourth transmission space, the top wall of the fourth transmission space is rotatably connected with a third transmission shaft, an elastic main belt pulley and a seventh bevel gear are fixedly connected to the upper portion and the lower portion of the third transmission shaft, the seventh bevel gear is meshed with the eighth bevel gear, a fifth transmission shaft is rotatably connected between the upper wall and the lower wall of the fifth transmission space, the fifth transmission shaft extends downwards to penetrate through the bottom wall of the fifth transmission space to enter the moving space, an elastic auxiliary belt pulley is fixedly, A fixed gear, an elastic power belt is connected between the elastic secondary belt wheel and the elastic main belt wheel, a fixed shaft is fixedly connected between the left wall and the right wall of the moving space, a sliding rack is slidably connected on the fixed shaft, rack fixed blocks are fixedly connected on the sliding rack in a vertical and bilateral symmetry manner, a rack sliding shaft is fixedly connected on each rack fixed block, a rack sliding block is slidably connected on each rack sliding shaft, a spring is respectively connected between each rack sliding block and the rack fixed blocks, a single rack is respectively fixedly connected between the two rack sliding blocks on the left side and the two rack sliding blocks on the right side, each single rack is respectively slidably connected between the fixed shafts, a limiting shaft is fixedly connected on the rear wall of the moving space in a bilateral symmetry manner, a limiting block is fixedly connected on the upper side wall of the sliding rack, and the limiting blocks can be respectively abutted, the lower side wall of the sliding rack is fixedly connected with a telescopic shaft, the telescopic shaft extends downwards to penetrate through the bottom wall of the moving space to enter the overturning space, an auxiliary shaft is fixedly connected to the telescopic shaft, an overturning block is fixedly connected to the auxiliary shaft, a sliding block is fixedly connected to the overturning block, the sliding block is slidably connected to the sliding groove, three abutting shafts are arranged on the rear wall of the overturning space, each abutting shaft can abut against the overturning block, a rotating shaft is rotatably connected to the auxiliary shaft, a connecting gear is fixedly connected to the rotating shaft, each ninth bevel gear can be meshed with the connecting gear, and each tenth bevel gear can be meshed with the connecting gear.

2. The apparatus for testing airtightness of a sealed food package according to claim 1, wherein: the power space be equipped with the conveyer that is used for supplementary sealed wrapping bag transportation in the conveying space, every first transmission space power space second transmission space distinguish and be equipped with the verifying attachment that is used for examining sealed wrapping bag gas tightness in the space.

3. An apparatus for testing the airtightness of a sealed food package according to claim 2, wherein: conveyer includes fixed mounting and is in the motor power of power space left side wall, power rotates on the motor power downside and is connected with the power main shaft, power main shaft downwardly extending runs through the power space diapire gets into in the transfer space, the first bevel gear of fixedly connected with on the power main shaft, wall bilateral symmetry rotates around the transfer space and is connected with the conveying axle, every fixedly connected with conveying roller, two on the conveying axle be connected with the drive belt between the conveying roller, the left side fixedly connected with second bevel gear on the conveying axle, second bevel gear with mesh between the first bevel gear.

4. An apparatus for testing the airtightness of a sealed food package according to claim 2, wherein: the inspection device comprises the power motor fixedly arranged on the left wall of the power space, a power auxiliary shaft is rotationally connected on the right side surface of the power motor, a moving shaft is rotationally connected on the right wall of the power space, a key is arranged on the moving shaft, the power auxiliary shaft is in sliding connection with the moving shaft, the moving shaft extends rightwards to penetrate through the right wall of the power space to enter the second transmission space, a fourth bevel gear and a fifth bevel gear are fixedly connected on the left side and the right side of the moving shaft, an L-shaped rod is rotationally connected on the moving shaft, the L-shaped rod is in sliding connection with the second transmission space, an electromagnet is fixedly connected on the right wall of the second transmission space, a spring is connected between the electromagnet and the L-shaped rod, a spring is connected between the fourth bevel gear and the right wall of the power space, and a second transmission shaft is rotationally connected on the top wall of the second transmission space, the second transmission shaft is fixedly connected with a sixth bevel gear, the sixth bevel gear can be meshed with the fifth bevel gear, the bottom wall of the second transmission space is in threaded connection with a second threaded shaft, a key is arranged on the second threaded shaft, the second threaded shaft is in sliding connection with the second transmission shaft, the second threaded shaft extends downwards to penetrate through the bottom wall of the second transmission space to enter the distinguishing space, a compression plate is fixedly connected to the second threaded shaft, and each top wall of the first transmission space is rotatably connected with a first transmission shaft.

5. An apparatus for testing the airtightness of a sealed food package according to claim 4, wherein: each first transmission shaft is fixedly connected with a first belt pulley, a power belt is connected between the two first belt pulleys, the first transmission shaft on the left side extends upwards to penetrate through the top wall of the first transmission space to enter the power space, the first transmission shaft on the left side is fixedly connected with a third bevel gear which can be meshed with the fourth bevel gear, the bottom wall of each first transmission space is in threaded connection with a first threaded shaft, each first threaded shaft is provided with a key, each first threaded shaft is provided with threads in the same direction as the second threaded shaft, each first threaded shaft is respectively in sliding connection with the first transmission shaft, hollow blocks are in rotating connection with the two first threaded shafts, compression spaces with upper and lower openings are arranged in the hollow blocks, and the compression spaces are in sliding connection with the compression plates, the air pipe is connected between the compression space and the third transmission space, a blocking ball is connected in the air pipe in a sliding mode, and a spring is connected between the blocking ball and the air pipe.