CN111250410A - Back detection system for disposable green and environment-friendly articles - Google Patents
Back detection system for disposable green and environment-friendly articles Download PDFInfo
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- CN111250410A CN111250410A CN202010243244.8A CN202010243244A CN111250410A CN 111250410 A CN111250410 A CN 111250410A CN 202010243244 A CN202010243244 A CN 202010243244A CN 111250410 A CN111250410 A CN 111250410A
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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
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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
- B07C5/34—Sorting according to other particular properties
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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
- B07C5/36—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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Abstract
The invention relates to a back detection system of a disposable green environment-friendly article, wherein a switching station is arranged behind a front detection station, and a back detection system is arranged behind the switching station; the back detection system comprises a back detection rack, a back conveying belt, a conveying belt fixing device, a plurality of back visual detection units and a control system; the back conveying belt is mounted on the back detection rack through the conveying belt fixing device, and a plurality of back visual detection units are arranged below the back conveying belt; the back side conveying belt is a negative pressure lower adsorption conveying belt; and the control system is electrically connected with the back conveyer belt and all the back visual detection units. The invention effectively solves the problem of back visual detection of disposable green and environment-friendly articles, has simple system structure, is easy to manufacture, and expands detection items; the system adopts the negative pressure adsorption conveying belt, so that the transportation is more stable and reliable.
Description
Technical Field
The invention relates to a visual detection system for a molded disposable green environment-friendly product, in particular to a system for carrying out high-speed visual detection on the back surface of the disposable green environment-friendly product, and belongs to the field of mechanical and electrical integrated equipment.
Background
The disposable green environmental protection articles refer to articles produced by reprocessing waste raw materials, and at present, the disposable green environmental protection articles mainly comprise disposable tableware and the like which are formed by reprocessing waste plant fibers; the raw materials belong to waste recycling and are beneficial to environmental protection; the produced disposable tableware is degradable, green and environment-friendly, and is gradually replacing disposable plastic products.
Disposable green articles, especially disposable tableware made of plant fiber, are wet-pressed and molded, and then the tableware is visually inspected to determine whether the tableware is intact or whether damaged parts can be repaired, so that the tableware is classified.
At present, an enterprise producing disposable green and environment-friendly articles generally adopts manual vision inspection, the inspection efficiency is low, and the great degree depends on manual experience, so that the unified standard is difficult to form.
With the development of visual detection technology, the visual identification technology is used for replacing manual detection, and meanwhile, automatic visual identification detection is realized by combining automatic transmission equipment. For example, the full-automatic visual identification detection system for paper tableware with Chinese patent publication No. CN208313798U belongs to a simpler detection system, and has few detection items; meanwhile, the tableware can be detected only from one side, the detection rate is low, and the requirement of high-speed production cannot be met. A Chinese patent publication No. CN110116098A discloses a more multifunctional visual inspection device, which adopts a feeding mechanism to automatically convey dinner plates, firstly, a gram weight detection mechanism is used for quickly detecting the weight of a lunch box, then, a front detection assembly and a back detection assembly on a tableware detection platform are used for quickly acquiring and processing images of the front and the back of the dinner plate respectively, the acquired image information is conveyed to a visual system, and after comparison processing of the visual system, detected products are respectively conveyed in a classified manner through a defective product removing device and a good product pushing device; the structural design can realize the simultaneous detection of the square faces, thereby improving the detection efficiency; however, the conveying system of the tableware is complex, and the tableware detection process needs to be carried out by using a part as a supporting part, so that the tableware detection process has the problems of local non-detection and incomplete detection.
In order to meet the requirements of full-automatic high-speed production of disposable green and environment-friendly products, particularly plant fiber tableware, a visual detection method and corresponding equipment are needed to be further developed to form an automatic detection system and meet the production requirements.
Generally speaking, the front side of the disposable green environment-friendly product is easier to visually detect, but if the back side of the disposable green environment-friendly product is detected, the detection is more complicated, or a turnover mechanism is adopted to turn the back side of the disposable green environment-friendly product upwards, so that the detection transmission rate is reduced, and the detection efficiency is reduced; or adopt special anchor clamps to carry out the centre gripping to disposable green articles for use, carry out the back after unsettled and detect, nevertheless the disposable green articles for use edge of centre gripping can lead to partial structure to be sheltered from, influences the accuracy that detects.
Therefore, in the research and development of a complete automatic detection system, the key point is that the back of the disposable green environment-friendly product needs to be automatically detected, the detection efficiency is improved, and the convenient detection of products with different sizes and specifications is met.
Disclosure of Invention
The invention aims to provide a system for detecting the back of a disposable green environment-friendly product, so as to meet the production requirement of a full-automatic production line for the back of the disposable green environment-friendly product.
In order to achieve the aim, the invention provides a disposable green environment-friendly article back detection system which is characterized in that a switching station is arranged behind a front detection station, and the disposable green environment-friendly article back detection system is arranged behind the switching station;
the back detection system of the disposable green environment-friendly article comprises a back detection rack, a back conveying belt, a conveying belt fixing device, a plurality of back visual detection units and a control system;
the back conveying belt is mounted on the back detection rack through the conveying belt fixing device, and a plurality of back visual detection units are arranged below the back conveying belt;
the back conveying belt is an adsorption conveying belt under negative pressure, negative pressure adsorption force is generated on the lower side of the back conveying belt, and the upper surface of the disposable green environment-friendly article to be conveyed is adsorbed onto the back conveying belt for conveying; in the process of conveying the disposable green environment-friendly products, the back visual detection units work in sequence to visually detect the bottoms of the disposable green environment-friendly products of the objects to be conveyed one by one, and finally complete the comprehensive detection of the backs of the disposable green environment-friendly products of the objects to be conveyed;
the control system is electrically connected with the back conveyer belt and all the back visual detection units;
the camera of the back visual detection unit sends the shooting result to the control system, and the control system automatically compares the shooting result with a standard to obtain a qualified or unqualified detection result; the control system collects all detection results and then sends the detection results to a subsequent discharging station to carry out classified conveying on the disposable green environment-friendly articles.
As a further improvement of the invention, the back conveying belt comprises a back conveying driving system, a negative pressure adsorption chamber and a mesh belt;
the back conveying driving system is arranged on one side of the back conveying belt; a negative pressure adsorption chamber is arranged in the back conveying belt; the mesh belt passes through the back conveying driving system and then is erected on the upper surface and the lower surface of the negative pressure adsorption chamber;
an adsorption bracket is arranged on one side of the negative pressure adsorption chamber, and an air channel is formed in the adsorption bracket; the top of the negative pressure adsorption chamber is provided with a closed supporting plate; the bottom of the negative pressure adsorption cavity is provided with a mesh plate, and a plurality of negative pressure suction ports are formed in the mesh plate;
the mesh belt is provided with a plurality of meshes;
the negative pressure adsorption chamber is connected with an external negative pressure generating device through a negative pressure joint arranged on the air channel, so that negative pressure is generated in the negative pressure adsorption chamber, the negative pressure generates negative pressure on the lower surface of the mesh plate through the negative pressure suction port, and the mesh belt is adsorbed on the lower surface of the mesh plate; the negative pressure further penetrates through the mesh holes, negative pressure adsorption force is generated on the lower surface of the mesh belt, the upper surface of the disposable green environment-friendly product to be transmitted is adsorbed to the lower surface of the mesh belt, negative pressure adsorption fixation is achieved, and the disposable green environment-friendly product to be transmitted is transmitted along with the mesh belt.
Furthermore, a plurality of air channels are uniformly arranged on the adsorption support along the length direction of the back side conveying belt, a plurality of negative pressure joints are correspondingly arranged and connected with an external negative pressure generating device, negative pressure is uniformly generated in the length direction of the whole negative pressure adsorption chamber, and uniform negative pressure adsorption force is generated on the whole length of the lower surface of the mesh belt.
As a further improvement of the invention, the back conveyer belt can relatively perform lifting movement, and the distance between the back conveyer belt and the transfer station is adjusted; the lifting motion of the back conveyer belt is driven by a lifting driving mechanism and a follow-up mechanism; the lifting driving mechanism and the follow-up mechanism are vertically arranged on the conveying belt fixing device.
Furthermore, the lifting driving mechanism is a screw nut driving unit or a gear rack driving unit.
Still further, the lifting driving mechanism is provided with 2 racks in the width direction of the back side conveying belt; 2 the racks are driven by 1 driving gear unit.
Still further, the driving gear unit comprises 1 lifting driving motor, an output shaft of the lifting driving motor drives a driving shaft to rotate through a coupler, the middle part of the driving shaft is connected with the coupler, two ends of the driving shaft are respectively provided with a driving gear, and the driving gears are meshed with the racks; the synchronous lifting of the racks on the two sides is realized through the rotation of the lifting driving motor;
the control system is connected with a lifting driving motor in the driving gear unit, and the height of the back conveyer belt is adjusted according to the height and the weight of the disposable green environment-friendly articles to be delivered.
Further, the follow-up mechanism is an optical axis linear bearing or a linear guide rail pair.
Further, a back light box is arranged between the back visual detection unit and the back conveying belt.
According to the back detection system for the disposable green environment-friendly product, the turnover-free transmission of the disposable green environment-friendly product is realized through negative pressure adsorption of the back conveying belt, the back of the disposable green environment-friendly product is completely exposed, and the system works in sequence by combining a plurality of back vision detection units, so that the back of the disposable green environment-friendly product is detected at a high speed in the transmission process, and the detection efficiency and accuracy are improved; simultaneously, the back conveyer belt frame is equipped with lift actuating mechanism, can carry out altitude mixture control according to the height of disposable green articles for use, ensures that the negative pressure adsorption affinity is enough big, carries out reliable absorption with disposable green articles for use.
The back detection system for the disposable green environment-friendly articles effectively solves the back visual detection problem of the disposable green environment-friendly articles, and performs high-adaptability adjustment according to the negative pressure requirement possibly existing in negative pressure adsorption, so that the adsorption of disposable green environment-friendly articles with different specifications is met, and the adaptability of the back detection system is improved.
Compared with the prior art, the back detection system for the disposable green and environment-friendly article also has the following advantages:
(1) the system has simple structure, is easy to manufacture, and expands the detection items;
(2) the system adopts a negative pressure adsorption conveying belt, so that the transportation is more stable and reliable;
(3) the conveying belts used by the system are linearly arranged, and the conveying process does not turn, so that the conveying efficiency and the detection efficiency can be greatly improved.
Drawings
FIG. 1 is a schematic view of the overall appearance of a visual inspection system for disposable green environmental products;
FIG. 2 is a schematic view of the overall structure of a visual inspection system for disposable green environmental products;
FIG. 3 is a top view of the overall structure of the visual inspection system for disposable green environmental products;
FIG. 4 is a schematic structural diagram of a transfer station and a back side detection station;
FIG. 5 is a side view of a back side inspection station configuration;
FIG. 6 is a side view of the construction of the back conveyor belt;
FIG. 7 is a schematic structural view of the elevating driving mechanism;
FIG. 8 is a schematic view of the internal structure of the elevating driving mechanism;
fig. 9 is a partial structural schematic view of the elevating drive mechanism.
Detailed Description
The invention is further described below with reference to the following figures and specific examples.
As shown in fig. 1-3, a visual inspection system for disposable green and environment-friendly articles is provided with 2 visual inspection lines which are independent from each other, namely a visual inspection line I and a visual inspection line II; each visual detection line comprises a front detection station 1, a switching station 2, a back detection station 3 and a discharging station 4; 4 stations link up each other, carry out the omnidirectional to the front, the back of disposable green articles for use and detect.
The invention aims to provide a back detection system of a disposable green and environment-friendly product, which comprises a back detection station 3 and a control system. A switching station 2 is arranged behind the front detection station 1, and a back detection station 3 is arranged behind the switching station 2, as shown in fig. 4.
The back detection station 3 comprises a back detection frame 31, a back conveying belt 32, a conveying belt fixing device 33 and a plurality of back visual detection units 35; the back conveyer belt 32 is installed on the back detection rack 31 through the conveyer belt fixing device 33, and a plurality of back visual detection units 35 are arranged below the back conveyer belt 32. The back conveyer belt 32 is an adsorption conveyer belt under negative pressure, and can generate negative pressure adsorption force on the lower side of the back conveyer belt 32, so that the upper surface of the disposable green environment-friendly article A to be conveyed is adsorbed on the back conveyer belt 32 and is conveyed, a plurality of back visual detection units 35 work in sequence in the conveying process, and perform item-by-item visual detection on the bottom of the disposable green environment-friendly article A to be conveyed (shown in a dinner plate made of plant fibers), and finally complete comprehensive detection on the back of the disposable green environment-friendly article A to be conveyed. Through setting up a plurality ofly back visual detection unit 35, will detect the project and split, detect 1 ~ 2 projects at every turn to ensure can high-speed the detection.
As shown in fig. 6, it is a schematic view of a specific structure of the back conveyor 32; the back conveying belt 32 comprises a back conveying driving system 3201, the back conveying driving system 3201 is arranged on one side, a negative pressure adsorption chamber is arranged in the back conveying belt 32, an adsorption bracket 3202 is arranged on one side of the negative pressure adsorption chamber, and an air channel is formed in the adsorption bracket 3202; the top of the negative pressure adsorption chamber is provided with a closed supporting plate 3203; the bottom of the negative pressure adsorption chamber is provided with a mesh plate 3204, and the middle part of the mesh plate 3204 is provided with a plurality of negative pressure suction ports 3205; the back surface conveying belt 32 further comprises a mesh belt 3206, and the mesh belt 3206 passes through the back surface conveying driving system 3201 and is erected on the upper surface and the lower surface of the negative pressure adsorption chamber; the mesh belt 3206 is provided with a plurality of meshes 3207; the negative pressure adsorption chamber is connected with an external vacuum generator or a negative pressure fan through a negative pressure joint 3208 arranged on the air channel, so that negative pressure is generated in the negative pressure adsorption chamber, the negative pressure generates negative pressure on the lower surface of the mesh plate 3204 through the negative pressure suction port 3205, the mesh belt 3206 is adsorbed on the lower surface of the mesh plate 3204, the negative pressure penetrates through the mesh 3207, and then negative pressure adsorption force is generated on the lower surface of the mesh belt 3206, the upper surface of the disposable green environment-friendly article A to be transferred can be adsorbed on the lower surface of the mesh belt 3206, and the negative pressure adsorption is realized and fixed, and the disposable green environment-friendly article A can not fall off in operation along with the transmission of the mesh belt 3206.
Further, a plurality of air channels are uniformly arranged on the adsorption support 3202 along the length direction of the back side conveying belt 32, and a plurality of negative pressure joints 3208 are correspondingly arranged and connected with an external vacuum generator, so that negative pressure is uniformly generated in the length direction of the whole negative pressure adsorption chamber, uniform negative pressure adsorption force is generated on the whole length of the lower surface of the mesh belt 3206, and the negative pressure adsorption force is ensured not to fluctuate in the transmission process and the adsorption reliability is not influenced.
As shown in fig. 5, the back conveyor 32 is driven by a back conveyor driving system 3201, which is a structural side view of the back inspection station 3. Further, the back conveyer belt 32 can move up and down relatively, and can move up and down according to the height of the conveyed object disposable green environmental protection article a, and the distance between the back conveyer belt 32 and the transfer station 2 is adjusted to ensure that the top of the conveyed object disposable green environmental protection article a can be stably and reliably sucked. The back conveyor 32 is mainly configured by a lifting driving mechanism 36 and a following mechanism 37, the lifting driving mechanism 36 and the following mechanism 37 are vertically mounted on the conveyor fixing device 33, the lifting driving mechanism 36 may be a screw nut driving unit or a gear rack driving unit, in this embodiment, a rack 3601 and a driving gear unit 3602, and the two are engaged to realize lifting driving. The following mechanism 37 may be an optical axis linear bearing or a linear guide pair, and plays a role of auxiliary support.
The negative pressure adsorption force is greatly influenced by the distance, so in order to adapt to the disposable green environment-friendly articles A with different height and size, the distance between the back surface conveying belt 32 and the transfer station 2 needs to be adjusted in time through the lifting driving mechanism 36, and instantaneous effective adsorption of the disposable green environment-friendly articles A is met.
Due to the improvement of the visual detection technology, the distance between the camera for visual detection and the conveying belt does not need to be adjusted basically.
A back light box 34 is disposed between the back vision inspection unit 35 and the back conveyor 32 to increase illumination and improve the accuracy of back inspection.
As shown in fig. 7 to 9, a specific structural diagram of the lifting driving mechanism 36 is shown; since the back surface conveyor 32 has a certain width, the elevation drive mechanism 36 is provided with 2 teeth 3601 in the width direction of the back surface conveyor 32 in order to reliably adjust the height thereof.
Further, 2 racks 3601 are driven by 1 driving gear unit 3602. The internal structure of the driving gear unit 3602 is shown in fig. 8, and the driving gear unit 3602 includes 1 lifting driving motor 3603, an output shaft of the lifting driving motor 3603 drives a driving shaft 3605 to rotate through a coupling 3604, the middle part of the driving shaft 3605 is connected with the coupling 3604, two ends of the driving shaft 3605 are respectively provided with a driving gear 3606, the driving gear 3606 is engaged with the rack 3601, and the rack 3601 at two sides is synchronously lifted through the rotation of the lifting driving motor 3603, so that the back conveyor belt 32 is driven to perform a smooth lifting motion.
The invention relates to a back detection system of a disposable green environment-friendly product, which comprises a control system besides the back detection station 3; the control system is connected with a lifting drive motor 3603 in the drive gear unit 3602, and can adjust the height of the back conveyor belt 32 in time according to the height and weight of the disposable green environment-friendly article A to be conveyed; the control system is also connected with the back visual detection unit 35 and a back conveying driving system 3201 of the back conveying belt 32; in the process of transferring the disposable green environment-friendly article A to be transferred on the back of the back conveyor belt 32, the transfer time of the disposable green environment-friendly article A between 2 adjacent back visual detection units 35 can be calculated according to the driving speed of the back conveyor driving system 3201, so that the action time of the back visual detection units 35 is sequentially controlled, when the disposable green environment-friendly article A completely reaches the back light box 34, the light is lightened, the corresponding cameras of the back visual detection units 35 shoot, the shooting result is sent to the control system, and the control system automatically compares the shooting result with a standard picture according to the shooting result to obtain a qualified or unqualified detection result; the control system collects all detection results, then sends the detection results to a subsequent discharging station 4, classifies and conveys the disposable green environment-friendly articles A, outputs all qualified disposable green environment-friendly articles A, and classifies and outputs the defective disposable green environment-friendly articles A according to whether the defective disposable green environment-friendly articles A can be repaired or not and the repaired parts.
According to the back detection system for the disposable green environment-friendly product, the disposable green environment-friendly product A is transferred in a turnover-free manner through negative pressure adsorption of the back conveying belt 32, the back of the disposable green environment-friendly product A is exposed completely, and the back visual detection units 35 work in sequence, so that the back of the disposable green environment-friendly product A is detected at a high speed in the transfer process, and the detection efficiency and accuracy are improved; meanwhile, the lifting driving mechanism 36 is erected on the back conveying belt 32, so that the height of the disposable green environment-friendly article A can be adjusted, the negative pressure adsorption force is ensured to be large enough, and the disposable green environment-friendly article A is reliably adsorbed.
The back detection system for the disposable green environment-friendly product A effectively solves the back visual detection problem of the disposable green environment-friendly product A, and performs high-adaptability adjustment according to the negative pressure requirement possibly existing in negative pressure adsorption, so that the adsorption of disposable green environment-friendly products A of different specifications is met, and the adaptability of the back detection system is improved.
In the description of the present specification, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of describing the technical solutions of the present patent and for simplification of the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be interpreted as limiting the present patent application.
In this specification, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integral to one another; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present specification can be understood by those of ordinary skill in the art as appropriate.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (9)
1. The back detection system of the disposable green environment-friendly product is characterized in that a switching station is arranged behind the front detection station, and the back detection system of the disposable green environment-friendly product is arranged behind the switching station;
the back detection system of the disposable green environment-friendly article comprises a back detection rack, a back conveying belt, a conveying belt fixing device, a plurality of back visual detection units and a control system;
the back conveying belt is mounted on the back detection rack through the conveying belt fixing device, and a plurality of back visual detection units are arranged below the back conveying belt;
the back conveying belt is an adsorption conveying belt under negative pressure, negative pressure adsorption force is generated on the lower side of the back conveying belt, and the upper surface of the disposable green environment-friendly article to be conveyed is adsorbed onto the back conveying belt for conveying; in the process of conveying the disposable green environment-friendly products, the back visual detection units work in sequence to visually detect the bottoms of the disposable green environment-friendly products of the objects to be conveyed one by one, and finally complete the comprehensive detection of the backs of the disposable green environment-friendly products of the objects to be conveyed;
the control system is electrically connected with the back conveyer belt and all the back visual detection units;
the camera of the back visual detection unit sends the shooting result to the control system, and the control system automatically compares the shooting result with a standard to obtain a qualified or unqualified detection result; the control system collects all detection results and then sends the detection results to a subsequent discharging station to carry out classified conveying on the disposable green environment-friendly articles.
2. The back detection system of the disposable green environmental protection product of claim 1, wherein the back conveyor comprises a back conveyor driving system, a negative pressure adsorption chamber, a mesh belt;
the back conveying driving system is arranged on one side of the back conveying belt; a negative pressure adsorption chamber is arranged in the back conveying belt; the mesh belt passes through the back conveying driving system and then is erected on the upper surface and the lower surface of the negative pressure adsorption chamber;
an adsorption bracket is arranged on one side of the negative pressure adsorption chamber, and an air channel is formed in the adsorption bracket; the top of the negative pressure adsorption chamber is provided with a closed supporting plate; the bottom of the negative pressure adsorption cavity is provided with a mesh plate, and a plurality of negative pressure suction ports are formed in the mesh plate;
the mesh belt is provided with a plurality of meshes;
the negative pressure adsorption chamber is connected with an external negative pressure generating device through a negative pressure joint arranged on the air channel, so that negative pressure is generated in the negative pressure adsorption chamber, the negative pressure generates negative pressure on the lower surface of the mesh plate through the negative pressure suction port, and the mesh belt is adsorbed on the lower surface of the mesh plate; the negative pressure further penetrates through the mesh holes, negative pressure adsorption force is generated on the lower surface of the mesh belt, the upper surface of the disposable green environment-friendly product to be transmitted is adsorbed to the lower surface of the mesh belt, negative pressure adsorption fixation is achieved, and the disposable green environment-friendly product to be transmitted is transmitted along with the mesh belt.
3. The back surface detection system for disposable green environmental products according to claim 2, wherein a plurality of said air channels are uniformly arranged on said adsorption support along the length direction of said back surface conveyor belt, and a plurality of said negative pressure joints are correspondingly installed to connect with an external negative pressure generating device, so as to uniformly generate negative pressure in the length direction of the whole negative pressure adsorption chamber, thereby realizing uniform negative pressure adsorption force generated on the whole length of the lower surface of said mesh belt.
4. The system for detecting the back of a disposable green environmental protection product according to claim 1, wherein the back conveyor belt can perform a relative lifting motion to adjust the distance between the back conveyor belt and the transfer station; the lifting motion of the back conveyer belt is driven by a lifting driving mechanism and a follow-up mechanism; the lifting driving mechanism and the follow-up mechanism are vertically arranged on the conveying belt fixing device.
5. The system for detecting the back of a disposable green environmental protection product according to claim 4, wherein the lifting driving mechanism is a screw nut driving unit or a rack and pinion driving unit.
6. The back side detection system for disposable green environmental protection products according to claim 5, wherein said lifting driving mechanism is provided with 2 racks in the width direction of said back side conveyor belt; 2 the racks are driven by 1 driving gear unit.
7. The back detection system of the disposable green and environment-friendly product as recited in claim 6, wherein the driving gear unit comprises 1 lifting driving motor, an output shaft of the lifting driving motor drives a driving shaft to rotate through a coupling, the middle part of the driving shaft is connected with the coupling, two ends of the driving shaft are respectively provided with a driving gear, and the driving gears are meshed with the racks; the synchronous lifting of the racks on the two sides is realized through the rotation of the lifting driving motor;
the control system is connected with a lifting driving motor in the driving gear unit, and the height of the back conveyer belt is adjusted according to the height and the weight of the disposable green environment-friendly articles to be delivered.
8. The system for detecting the back of a disposable green environmental protection product according to claim 4, wherein the following mechanism is an optical axis linear bearing or a linear guide rail pair.
9. The back side inspection system for disposable green environmental products of claim 1, wherein a back side light box is disposed between the back side vision inspection unit and the back side conveyor belt.
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| CN202010243244.8A CN111250410A (en) | 2020-03-31 | 2020-03-31 | Back detection system for disposable green and environment-friendly articles |
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| CN202010243244.8A CN111250410A (en) | 2020-03-31 | 2020-03-31 | Back detection system for disposable green and environment-friendly articles |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112378926A (en) * | 2020-10-10 | 2021-02-19 | 天津中科智能识别产业技术研究院有限公司 | Flexible film visual detection device and method |
| CN114894240A (en) * | 2022-05-20 | 2022-08-12 | 南京科技职业学院 | Production line for machining mechanical parts and machining method thereof |
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| PT862504E (en) * | 1995-11-24 | 2000-12-29 | Heuft Systemtechnik Gmbh | PROCESS AND DEVICE FOR THE TRANSPORT OF CONTAINERS TO A DEVICE FOR THE INSPECTION OF THE CONTAINERS BACKGROUND |
| DE10039577A1 (en) * | 2000-08-12 | 2002-02-21 | Heinz Meitinger | Flat conveyor belt for inspection, has second belt prevents object rubbing on guide plates |
| CN201811923U (en) * | 2010-09-02 | 2011-04-27 | 陈晓滨 | Double-side printed matter inspection machine |
| CN106076879B (en) * | 2016-06-13 | 2019-02-01 | 广州市易鸿智能装备有限公司 | A kind of pole piece detection sorting automation equipment |
| CN106076886A (en) * | 2016-08-03 | 2016-11-09 | 江西秉拓智能科技有限公司 | Damage conveyer device is picked in the detection of bubble-cap testing machine |
| CN110116098A (en) * | 2019-06-05 | 2019-08-13 | 韶能集团广东绿洲生态科技有限公司 | A kind of paper dining plate visual detection equipment |
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| CN112378926A (en) * | 2020-10-10 | 2021-02-19 | 天津中科智能识别产业技术研究院有限公司 | Flexible film visual detection device and method |
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