CN117427903B - Food package weighing equipment - Google Patents
Food package weighing equipment Download PDFInfo
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- CN117427903B CN117427903B CN202311753952.6A CN202311753952A CN117427903B CN 117427903 B CN117427903 B CN 117427903B CN 202311753952 A CN202311753952 A CN 202311753952A CN 117427903 B CN117427903 B CN 117427903B
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- plate
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- 238000005303 weighing Methods 0.000 title claims abstract description 65
- 238000004806 packaging method and process Methods 0.000 claims abstract description 57
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 238000012546 transfer Methods 0.000 claims abstract description 5
- 238000001514 detection method Methods 0.000 claims description 34
- 238000001125 extrusion Methods 0.000 claims description 14
- 230000009467 reduction Effects 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000012856 packing Methods 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/16—Sorting according to weight
- B07C5/28—Sorting according to weight using electrical control means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/3404—Sorting according to other particular properties according to properties of containers or receptacles, e.g. rigidity, leaks, fill-level
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
- B07C5/362—Separating or distributor mechanisms
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/32—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
- G01M3/3218—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators for flexible or elastic containers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/32—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
- G01M3/3236—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators by monitoring the interior space of the containers
- G01M3/3263—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators by monitoring the interior space of the containers using a differential pressure detector
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Basic Packing Technique (AREA)
Abstract
The invention discloses food package weighing equipment; the device comprises a package conveying line to be weighed, which is used for conveying packages to be weighed to a preset position; a qualified package conveyor line for conveying qualified packages; a reject package transfer line for transferring reject packages; the weighing mechanism is used for weighing the packages and is arranged at the positions among the packaging conveying line to be weighed, the qualified packaging conveying line and the unqualified packaging conveying line; the weighing mechanism comprises a feeding turntable for conveying food packages, the feeding turntable is of a cylindrical structure, four weighing grooves are formed in the feeding turntable, a bearing plate is slidably arranged in each weighing groove, and a weight sensor is arranged at the bottom of each weighing groove. The invention provides food package weighing equipment which can automatically finish the quality weighing of food packages, has high degree of automation and can be matched with the existing food production line.
Description
Technical Field
The invention belongs to the technical field of food processing equipment, and particularly relates to food packaging and weighing equipment.
Background
With the progress of the technology level, the work of manually packaging and weighing food in the past is replaced by machinery, so that the production efficiency of the food can be greatly improved.
The prior patent (application number: CN 202123072099.0) proposes a quantitative weighing and loading device for packaging small twist, the small twist is placed on a second loading plate, at the moment, a pressure sensor can detect the weight of the small twist, and weight data are transmitted to a control panel, the weighing effect of the small twist is realized, when the control panel cannot accurately read out the value of the pressure sensor due to the external or device, the small twist can be directly placed on the first loading plate, at the moment, the small twist can drive the first loading plate to press down, the weight of the small twist is obtained through the mark data of a mark plate, and a movable moving rod can be used for replacing a first spring under the condition of extraction, and as the specifications of the first spring and the second spring are fixed and different, the weighing effect of a wider range can be realized by calculating according to the mark line of the mark plate and the specifications of the first spring and the second spring.
The weighing mode is applied to automatic production, the actual production efficiency is affected, the weighing mode cannot be matched with increasingly mature food processing systems, and the development of food processing is restricted.
In view of this, the present application is specifically proposed.
Disclosure of Invention
The invention aims to solve the technical problems of overcoming the defects of the prior art, and provides the food package weighing equipment which can automatically finish the quality weighing of food packages, has high degree of automation and can be matched with the existing food production line for use.
In order to solve the technical problems, the food package weighing equipment provided by the invention comprises a package conveying line to be weighed, which is used for conveying packages to be weighed to a preset position; a qualified package conveyor line for conveying qualified packages; a reject package transfer line for transferring reject packages; the weighing mechanism is used for weighing the packages and is arranged at the positions among the packaging conveying line to be weighed, the qualified packaging conveying line and the unqualified packaging conveying line; weighing mechanism is including the pay-off carousel that is used for transporting food package, and the pay-off carousel is the cylinder structure, be provided with four weighing tank on the pay-off carousel, weighing tank internal slidable is provided with the loading board, and weighing tank bottom is provided with and is used for weight sensor, can make the loading board gliding extrusion weight sensor when the wrapping bag is located the loading board top, weight sensor can measure weight data.
The device also comprises a feeding assembly, the feeding assembly comprises a feeding box, a cylinder seat is rotatably arranged in the feeding box, an angle adjusting motor is arranged in the feeding box and is in transmission connection with the cylinder seat through a transmission gear set, the angle adjusting motor can drive the cylinder seat to rotate through the transmission gear set, four pushing cylinders are arranged on the side face of the cylinder seat, the movable end of the cylinder seat is connected with feeding plates, and the positions of the four feeding plates are matched with the positions of the four weighing grooves; the feeding turntable is characterized by further comprising a servo driving motor for driving the feeding turntable to rotate, a reduction gear is connected below the feeding turntable, the reduction gear is meshed with a driving gear, the driving end of the servo driving motor is fixedly connected with the driving gear, and the servo driving motor can drive the feeding turntable to periodically rotate through the driving gear and the reduction gear which are meshed with each other.
Further, the feeding assembly further comprises a vacuum pump arranged in the feeding box, the vacuum pump is connected with four rubber tubes through a communicating tube, suction holes communicated with the rubber tubes are formed in the side face of the feeding plate, a gas collecting tube is arranged in the feeding plate, the gas collecting tube is communicated with the suction holes, and the gas collecting tube is connected with the rubber tubes.
Further, the feeding assembly further comprises grounding columns used for supporting the feeding turntable, the number of the grounding columns is more than two, the end parts of the grounding columns are fixedly connected with supporting rings, the supporting rings are of annular structures, the supporting rings and the feeding turntable are coaxial, the feeding turntable can rotate relative to the supporting rings, and the servo driving motor is arranged on a driving base arranged below the feeding turntable.
Further, a pushing cavity is arranged in the feeding box, a first ball is rotatably arranged at the cavity opening of the pushing cavity, and the cylinder seat and the first ball are in a propping state.
Furthermore, the bottom of the bearing plate is integrally connected with a guide sliding rod, and a guide sliding groove for the guide sliding rod to vertically slide is formed in the weighing groove.
Further, still include the gas leakage detection subassembly, the gas leakage detection subassembly is including installing the detection case in waiting to weigh the packing conveyer line top, and the extrusion cylinder is installed to the detection case top, the flexible end of extrusion cylinder is connected with the slide, the slide is connected with the connecting plate through two stands, just the below of connecting plate is provided with the contact plate, link to each other through detecting the spring between connecting plate and the contact plate, the inside contact sensor that is provided with of detection case, contact sensor sets up in the slide below, and the slide downslide can contact sensor when the packing exists the gas leakage, and the unable downslide contact of slide contacts contact sensor when the packing does not exist the gas leakage condition.
Further, two guide plates are symmetrically arranged in the detection box, vertical holes for vertical sliding of the stand columns are formed in the guide plates, guide posts are fixedly arranged at the bottoms of the connecting plates, guide holes are formed in the contact plates in a penetrating mode, and the guide posts are inserted into the guide holes in a sliding mode.
Further, the detection box is grounded through two grounding seats at the bottom.
By adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects.
1. According to the invention, the package filled with food is conveyed to the upper part of the feeding turntable by the package conveying line to be weighed, the feeding plate is driven by the pushing cylinder to horizontally slide to be contacted with the package bag, the vacuum pump works to enable the suction hole to form negative pressure, the package bag can be adsorbed, then the shrinkage end of the pushing cylinder is retracted again, the package bag is placed above the bearing plate, the bearing plate is downwards slid under the influence of the gravity of the package bag, the weight sensor can monitor the weight of the food package bag, if the weight is qualified, the feeding turntable is driven by the servo driving motor to rotate 180 degrees through the driving gear to drive the reduction gear, the feeding plate is controlled to push the food package bag to the qualified package conveying line to be conveyed away by the extension end of the pushing cylinder, if the quality of the food package bag is unqualified, the feeding turntable is driven by the servo driving motor to rotate-90 degrees, and the corresponding pushing cylinder works to be matched with the feeding plate to push the unqualified food package bag to the unqualified package conveying line to finish automatic detection and sorting of the food package bag, and the efficiency of food production is beneficial to improving.
2. According to the invention, on the basis of weight detection and automatic sorting, an air leakage detection assembly for detecting whether packaging bags leak air is arranged, when the packaging bags to be detected are conveyed to the lower part of a detection box, a sliding plate is controlled to slide downwards by an extrusion air cylinder, a connecting plate and a contact plate are driven to slide downwards until the packaging bags contact by an upright post, and then the extrusion air cylinder continuously works.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. It is evident that the drawings in the following description are only examples, from which other drawings can be obtained by a person skilled in the art without the inventive effort. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the inspection box in the front view;
FIG. 3 is a schematic cross-sectional view of the feed box in the front view;
FIG. 4 is a schematic cross-sectional view of the weighing cell of the present invention in front view.
Reference numerals in the drawings: 1. a packaging conveying line to be weighed; 2. a qualified packaging conveying line; 3. a non-conforming packaging conveyor line; 4. a detection box; 5. an extrusion cylinder; 6. a feed box; 7. a grounding seat; 8. fixing the column; 9. a feeding turntable; 10. a driving base; 11. a servo drive motor; 12. a drive gear; 13. a reduction gear; 14. a weighing tank; 15. a rubber tube; 16. a feeding plate; 17. a suction hole; 18. an opening; 19. a slide plate; 20. a guide plate; 21. a contact sensor; 22. a column; 23. a contact plate; 24. a connecting plate; 25. a guide post; 26. a guide hole; 27. detecting a spring; 28. a communicating pipe; 29. a vacuum pump; 30. an angle modulation motor; 31. a drive gear set; 32. a cylinder block; 33. a first ball; 34. a pushing cylinder; 35. a carrying plate; 36. a guide slide bar; 37. a guide chute; 38. a weight sensor; 39. and a grounding column.
It should be noted that these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present invention, and the following embodiments are used to illustrate the present invention, but are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In order to further improve automatic weighing after food packaging so as to improve food processing efficiency, a food packaging weighing device is provided.
As shown in fig. 1 to 4, the present invention provides a food package weighing apparatus.
Specifically, as shown in fig. 1, 3 and 4, a food package weighing apparatus includes a package conveyor line 1 to be weighed for conveying packages to be weighed to a predetermined position; a qualified package conveyor line 2 for conveying qualified packages; a reject package transfer line 3 for transferring reject packages; the weighing mechanism is used for weighing the packages and is arranged at the positions among the packaging conveying line 1 to be weighed, the qualified packaging conveying line 2 and the unqualified packaging conveying line 3; the weighing mechanism comprises a feeding turntable 9 for conveying food packages, the feeding turntable 9 is of a cylindrical structure, an opening 18 is formed in the middle of the feeding turntable 9, four weighing grooves 14 are formed in the feeding turntable 9, a bearing plate 35 is slidably arranged in the weighing grooves 14, a weight sensor 38 is arranged at the bottom of the weighing grooves 14, when the packaging bag is located above the bearing plate 35, the bearing plate 35 is made to slide downwards to squeeze the weight sensor 38, and weight data can be measured by the weight sensor 38.
The automatic weighing machine comprises a weighing machine, and is characterized by further comprising a feeding assembly, wherein the feeding assembly comprises a feeding box 6, a cylinder seat 32 is rotatably arranged in the feeding box 6, the cylinder seat 32 is -shaped, an angle adjusting motor 30 is arranged in the feeding box 6, the angle adjusting motor 30 is in transmission connection with the cylinder seat 32 through a transmission gear set 31, the angle adjusting motor 30 can drive the cylinder seat 32 to rotate through the transmission gear set 31, four pushing cylinders 34 are arranged on the side face of the cylinder seat 32, a movable end of the cylinder seat 32 is connected with a feeding plate 16, and the positions of the four feeding plates 16 are matched with the positions of the four weighing grooves 14; the automatic feeding device is characterized by further comprising a servo driving motor 11 for driving the feeding turntable 9 to rotate, a reduction gear 13 is connected below the feeding turntable 9, a driving gear 12 is meshed with the reduction gear 13, the driving end of the servo driving motor 11 is fixedly connected with the driving gear 12, and the servo driving motor 11 can drive the feeding turntable 9 to periodically rotate through the driving gear 12 and the reduction gear 13 which are meshed with each other.
The packaging containing food is sent to the feeding rotary table 9 by the packaging conveying line 1 to be weighed, specifically, the upper part of the bearing plate 35, at the moment, the bearing plate 35 slides downwards under the influence of the gravity of the packaging bag, the weight sensor 38 can monitor the weight of the packaging bag, if the weight is qualified, the servo driving motor 11 drives the reduction gear 13 to drive the feeding rotary table 9 to rotate 180 degrees through the driving gear 12, the telescopic end of the pushing cylinder 34 stretches out of the control feeding plate 16 to push the packaging bag to the qualified packaging conveying line 2 for conveying away, if the quality of the packaging bag is unqualified, the servo driving motor 11 drives the feeding rotary table 9 to rotate-90 degrees, the corresponding pushing cylinder 34 works together with the feeding plate 16 to push the unqualified packaging bag to the unqualified packaging conveying line 3 to finish automatic detection and sorting of the packaging bag, so that the efficiency of food production is improved, the cylinder seat 32 can also rotate, and accordingly, the corresponding non-faulty pushing cylinder 34 can be controlled to work in a mode of rotating the cylinder seat 32 when a single pushing cylinder 34 works in a fault, so that continuous running of equipment is facilitated.
Further, as a specific embodiment of the invention, the invention provides a food package weighing device.
Specifically, referring to fig. 1 and 3, the feeding assembly further includes a vacuum pump 29 installed inside the feeding box 6, the vacuum pump 29 is connected with four rubber tubes 15 through a communicating tube 28, suction holes 17 communicated with the rubber tubes 15 are provided on the side surface of the feeding plate 16, a gas collecting tube is provided inside the feeding plate 16, the gas collecting tube is communicated with the plurality of suction holes 17, and the gas collecting tube is connected with the rubber tubes 15.
In the invention, the package filled with food is sent to the upper part of the feeding turntable 9 by the package conveying line 1 to be weighed, the pushing cylinder 34 drives the feeding plate 16 to horizontally slide until the feeding plate contacts with the package, the vacuum pump 29 works to form negative pressure at the suction hole 17, the package can be adsorbed, then the contraction end of the pushing cylinder 34 is retracted again, the package is placed above the bearing plate 35, and the vacuum pump 29 stops working at the moment.
Further, as another embodiment of the invention, the invention provides a food package weighing apparatus.
Specifically, as shown in fig. 1, the feeding assembly further includes a plurality of grounding posts 39 for supporting the feeding turntable 9, the number of the grounding posts 39 is more than two, the ends of the plurality of grounding posts 39 are fixedly connected with a supporting ring, the supporting ring has a ring-shaped structure, the supporting ring and the feeding turntable 9 are coaxial, the feeding turntable 9 can rotate relative to the supporting ring, and the servo driving motor 11 is mounted on the driving base 10 arranged below the feeding turntable 9.
In the invention, the number of the grounding posts 39 is preferably four, the grounding posts are arranged below the feeding turntable 9 in a circumferential array, an annular sliding groove is arranged at the bottom of the feeding turntable 9, a supporting ring is just embedded in the annular sliding groove, and a second ball for reducing friction force can be arranged in the annular sliding groove, so that free rotation of the feeding turntable 9 is realized, support of the feeding turntable 9 is also realized, and the friction force applied in the rotation process is small.
Further, as another embodiment of the invention, the invention provides a food package weighing apparatus.
Specifically, as shown in fig. 3, a pushing cavity is arranged in the feeding box 6, a first ball 33 is rotatably arranged at the cavity opening of the pushing cavity, and the cylinder seat 32 and the first ball 33 are in a propping state.
In the invention, the first ball 33 rotatably arranged at the cavity opening of the pushing cavity can reduce the friction resistance of the cylinder seat 32 in the rotating process.
Further, as another embodiment of the invention, the invention provides a food package weighing apparatus.
Specifically, as shown in fig. 4, the bottom of the bearing plate 35 is integrally connected with a guide sliding rod 36, and a guide sliding groove 37 for vertically sliding the guide sliding rod 36 is formed in the weighing groove 14.
In the invention, the bearing plate 35 tends to move downwards to a certain extent after the food packaging bag is borne by the upper part of the bearing plate 35, so that the guide sliding rod 36 vertically slides along the guide sliding groove 37 in the downward moving process of the bearing plate 35, a certain guide effect can be achieved on the moving process of the bearing plate 35, the inner diameter of the guide sliding groove 37 is preferably larger, the guide sliding groove 37 is not contacted with the guide sliding rod 36, the effect of reducing friction force can be achieved, and the accuracy of data detection by the weight sensor 38 is facilitated.
Further, as a specific embodiment of the invention, the invention provides a food package weighing device.
Specifically, referring to fig. 1 and 2, still include the gas leakage detection subassembly, the gas leakage detection subassembly is including installing the detection case 4 in waiting to weigh package transfer chain 1 top, install extrusion cylinder 5 above the detection case 4, the flexible end of extrusion cylinder 5 is connected with slide 19, slide 19 is connected with connecting plate 24 through two stand 22, and the below of connecting plate 24 is provided with contact plate 23, link to each other through detecting spring 27 between connecting plate 24 and the contact plate 23, the inside contact sensor 21 that is provided with of detection case 4, contact sensor 21 sets up in slide 19 below, slide 19 downslide can contact sensor 21 when the packing exists gas leakage, and slide 19 can't the downslide contact sensor 21 when the packing does not exist the gas leakage condition.
In the invention, when the packaging bag to be detected is conveyed below the detection box 4, the extrusion cylinder 5 controls the sliding plate 19 to slide downwards, the connecting plate 24 and the contact plate 23 are driven by the upright post 22 to slide downwards until the packaging bag is contacted with the packaging bag, and then the extrusion cylinder 5 continuously works, if the packaging bag is free of air leakage, the packaging bag is contacted with the contact plate 23 and provides a reaction force for the contact plate 23, the reaction force compresses the guide post 25 to enable the contact plate 23 to slide along the guide hole 26 towards the connecting plate 24, at the moment, the sliding plate 19 is not lowered to contact with the contact sensor 21, a pressure sensor for detecting the pressure can be arranged on the contact plate 23, after the specified pressure is reached, the telescopic end of the extrusion cylinder 5 is recycled, the packaging conveying line 1 to be weighed continuously works to convey the packaging bag of the food, if the packaging bag of the air leakage exists, and when the contact plate 23 is contacted and continuously supplied to the downward pressure, the packaging bag is overflowed, at the moment, the air in the packaging bag is not compressed by the detection spring 27, and the sliding plate 19 is directly lowered to contact with the contact sensor 21, and the signal is judged, and the air leakage is detected when the non-sealed packaging bag is caused by the heat sealing process, and the non-sealed packaging bag can be guaranteed to be delivered to the qualified as a non-packaging bag, and the qualified packaging bag quality can be delivered to a qualified packaging bag in a factory after the packaging bag is obtained.
Further, as another embodiment of the invention, the invention provides a food package weighing apparatus.
Specifically, as shown in fig. 4, two guide plates 20 are symmetrically installed in the detection box 4, vertical holes for vertical sliding of the upright posts 22 are formed in the guide plates 20, guide posts 25 are fixedly installed at the bottom of the connecting plate 24, guide holes 26 are formed in the contact plates 23 in a penetrating mode, and the guide posts 25 are inserted into the guide holes 26 in a sliding mode.
In the invention, when the upright post 22 drives the sliding plate 19 to vertically slide because the extrusion air cylinder 5 drives the sliding plate 19 to vertically slide along the vertical hole, the process can play a certain guiding role in the sliding process of the sliding plate 19 and the upright post 22, the guide posts 25 are arranged between the contact plate 23 and the connecting plate 24, the two end heads of the detection spring 27 are respectively connected with the contact plate 23 and the connecting plate 24, when the contact plate 23 contacts a food packaging bag, the pressure of the contact plate 23 given by the food packaging bag can be applied by the reaction force given by the food packaging bag to possibly enable the contact plate 23 to slide towards the connecting plate 24, and at the moment, the contact plate 23 can slide along the guide posts 25 by utilizing the guide holes 26, so that the guiding role is played to a certain extent.
Further, as another embodiment of the invention, the invention provides a food package weighing apparatus.
Specifically, as shown in fig. 1, the detection box 4 is grounded through two grounding seats 7 at the bottom.
In the invention, the stable installation of the detection box 4 above the package conveying line 1 to be weighed is realized by using the two grounding seats 7 arranged in a mirror image manner, the connection between the feeding box 6 and the detection box 4 is realized by the fixing columns 8, namely, the stable installation of the feeding box 6 is realized, preferably, sensors such as infrared sensors and the like can be arranged on the package conveying line 1 to be weighed and the feeding box 6, the real-time position of the packaging bag can be judged, a PLC (programmable logic controller) can be set for unified control, and the singlechip capable of automatic control is used for automatic control, so that the degree of automation is higher.
The foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited to the above-mentioned embodiment, but is not limited to the above-mentioned embodiment, and any simple modification, equivalent change and modification made by the technical matter of the present invention can be further combined or replaced by the equivalent embodiment without departing from the scope of the technical solution of the present invention.
Claims (5)
1. A food package weighing apparatus comprising:
a package conveyor line (1) to be weighed for conveying packages to be weighed to a predetermined position;
a qualified package conveyor line (2) for conveying qualified packages;
a reject package conveyor line (3) for conveying reject packages;
the weighing mechanism is used for weighing the packages and is arranged at a position among the packaging conveying line (1) to be weighed, the qualified packaging conveying line (2) and the unqualified packaging conveying line (3);
the weighing mechanism is characterized by comprising:
the food packaging machine comprises a feeding turntable (9) for conveying food packages, wherein four weighing grooves (14) are formed in the feeding turntable (9), a bearing plate (35) is slidably arranged in the weighing grooves (14), a weight sensor (38) is arranged at the bottom of the weighing grooves (14), the bearing plate (35) can slide downwards to press the weight sensor (38) when a packaging bag is positioned above the bearing plate (35), and weight data can be measured by the weight sensor (38);
the feeding assembly comprises a feeding box (6), a cylinder seat (32) is rotatably arranged in the feeding box (6), an angle adjusting motor (30) is arranged in the feeding box (6), the angle adjusting motor (30) is in transmission connection with the cylinder seat (32) through a transmission gear set (31), the angle adjusting motor (30) can drive the cylinder seat (32) to rotate through the transmission gear set (31), four pushing cylinders (34) are arranged on the side face of the cylinder seat (32), a movable end of the cylinder seat (32) is connected with a feeding plate (16), and the positions of the four feeding plates (16) are matched with the positions of the four weighing grooves (14);
the automatic feeding device is characterized by further comprising a servo driving motor (11) for driving the feeding turntable (9) to rotate, a reduction gear (13) is connected below the feeding turntable (9), a driving gear (12) is meshed with the reduction gear (13), the driving end of the servo driving motor (11) is fixedly connected with the driving gear (12), and the servo driving motor (11) can drive the feeding turntable (9) to periodically rotate through the driving gear (12) and the reduction gear (13) which are meshed with each other;
a gas leak detection assembly, the gas leak detection assembly comprising:
install detection case (4) above waiting to weigh packing transfer chain (1), install extrusion cylinder (5) above detection case (4), the flexible end of extrusion cylinder (5) is connected with slide (19), slide (19) are connected with connecting plate (24) through two stand (22), just the below of connecting plate (24) is provided with contact plate (23), link to each other through detection spring (27) between connecting plate (24) and contact plate (23), detection case (4) inside is provided with contact sensor (21), contact sensor (21) set up in slide (19) below, slide (19) downslide can contact sensor (21) when the packing exists the gas leakage, and slide (19) can't downslide contact sensor (21) when the packing does not have the gas leakage condition;
the feeding assembly further comprises a vacuum pump (29) arranged in the feeding box (6), the vacuum pump (29) is connected with four rubber tubes (15) through a communicating pipe (28), and suction holes (17) communicated with the rubber tubes (15) are formed in the side face of the feeding plate (16);
the feeding assembly further comprises grounding columns (39) used for supporting the feeding turntable (9), the number of the grounding columns (39) is more than two, the end parts of the plurality of grounding columns (39) are fixedly connected with supporting rings, the supporting rings are of annular structures, the supporting rings and the feeding turntable (9) are coaxial, the feeding turntable (9) can rotate relative to the supporting rings, and the servo driving motor (11) is mounted on a driving base (10) arranged below the feeding turntable (9).
2. Food package weighing device according to claim 1, characterized in that a pushing cavity is arranged in the feeding box (6), a ball first (33) is rotatably arranged at the cavity opening of the pushing cavity, and the cylinder seat (32) is in a propping state with the ball first (33).
3. A food package weighing apparatus according to claim 2, characterized in that the bottom of the carrier plate (35) is integrally connected with a guiding slide bar (36), and the weighing trough (14) is provided with a guiding slide groove (37) for the guiding slide bar (36) to slide vertically.
4. The food package weighing device according to claim 1, characterized in that two guide plates (20) are symmetrically installed in the detection box (4), vertical holes for vertical sliding of the upright posts (22) are formed in the guide plates (20), guide posts (25) are fixedly installed at the bottoms of the connecting plates (24), guide holes (26) are formed in the contact plates (23) in a penetrating mode, and the guide posts (25) are inserted into the guide holes (26) in a sliding mode.
5. Food package weighing apparatus according to claim 4, characterized in that said detection box (4) is grounded through two grounding seats (7) at the bottom.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311753952.6A CN117427903B (en) | 2023-12-20 | 2023-12-20 | Food package weighing equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311753952.6A CN117427903B (en) | 2023-12-20 | 2023-12-20 | Food package weighing equipment |
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| CN117427903B true CN117427903B (en) | 2024-04-02 |
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| Publication number | Publication date |
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| CN117427903A (en) | 2024-01-23 |
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