CN219943705U - Detection device and plug detecting system of medical plug containing scrap iron - Google Patents

Detection device and plug detecting system of medical plug containing scrap iron Download PDF

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Publication number
CN219943705U
CN219943705U CN202320345523.4U CN202320345523U CN219943705U CN 219943705 U CN219943705 U CN 219943705U CN 202320345523 U CN202320345523 U CN 202320345523U CN 219943705 U CN219943705 U CN 219943705U
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China
Prior art keywords
rubber plug
scrap iron
discharging
detecting
detection
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CN202320345523.4U
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Chinese (zh)
Inventor
王鹏
朱琼峰
单立清
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Jiangyin Haihua Rubber & Plastic Co ltd
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Jiangyin Haihua Rubber & Plastic Co ltd
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Abstract

The utility model discloses a detection device and a rubber plug detection system for a medical rubber plug containing scrap iron. The detection device for the scrap iron-containing medical rubber plug comprises a rubber plug conveying mechanism, a visual detection assembly and a discharging mechanism; the rubber plug conveying mechanism is configured to convey the rubber plug after soaking and drying; the visual detection component comprises a shooting element for acquiring an image of the rubber plug; the discharging mechanism comprises a discharging channel and a first removing mechanism arranged on the discharging channel, and the discharging mechanism is arranged on the discharging side of the visual detection assembly; the discharging side of the first removing mechanism is provided with a qualified product channel and a defective product channel. The feeding of the detection device of the medical rubber plug containing the scrap iron is the rubber plug after soaking and drying, and the scrap iron on the surface of the rubber plug is subjected to electrochemical reaction in the soaking process or reacts with hydrogen ions in acid soaking liquid; compared with scrap iron before reaction, the volume of the generated oxide is increased, or color spots appear around the scrap iron, so that the rubber plug containing the scrap iron is easier to identify by the visual detection component.

Description

Detection device and plug detecting system of medical plug containing scrap iron
Technical Field
The utility model relates to the technical field of automatic production, in particular to a detection device and a rubber plug detection system for a medical rubber plug containing scrap iron.
Background
The production of the medical butyl rubber plug mainly comprises the steps of rubber mixing, calendaring, rubber sheet vulcanization, rubber plug cleaning and the like. Because the thickness of film is little, and the film area is big, and metal such as iron fillings appear on film surface or shallow higher probability, so metal detects the film that is used for detecting before the vulcanization more, and the iron fillings are more easily detected.
In liquid packages such as normal saline, glucose solution and the like, the surface scrap iron of the medical butyl rubber plug can be corroded, and the acidic solution further dissolves the rust, so that the pollution of liquid medicine is aggravated. Possible reasons for the existence of surface scrap iron on the rubber plug include the following four points: the first and second iron filings are smaller than the sensitivity of the metal detector; the second opening of the metal detector has sensitivity gradient, and the sensitivity of the geometric center area of the opening is lower than that of the peripheral area; third, the orientation of the scrap iron in the film is not conducive to detection, e.g., the longer side of the scrap iron coincides with the width or thickness direction of the film; fourth, scrap iron is positioned in the middle position of the thickness of the rubber sheet, and flows to the surface of the rubber plug along with rubber material during vulcanization.
The improved technical scheme comprises the step of adding a metal detection procedure before packaging after rubber plugs are cleaned, but the problem that the size and orientation of scrap iron influence the detection rate is also existed.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art, and provides a detection device for a medical rubber plug containing scrap iron, which is characterized in that the rubber plug is soaked and dried and then sequentially guided into a visual detection assembly and a metal detector, so that the detection rate of the rubber plug containing scrap iron on the surface is improved.
In order to achieve the technical effects, the technical scheme of the utility model is as follows: detection device of contain medical plug of iron fillings includes:
the rubber plug conveying mechanism is configured to convey the rubber plug after soaking and drying;
the visual detection assembly comprises a shooting element for acquiring an image of the rubber plug;
the discharging mechanism comprises a discharging channel and a first removing mechanism arranged on the discharging channel; the visual detection assembly is arranged on the discharging side of the visual detection assembly;
and a qualified product channel and a defective product channel are arranged on the discharging side of the first removing mechanism.
The preferable technical proposal is that the device also comprises a metal detector and a second rejecting mechanism; the metal detector is arranged in the qualified product channel and is provided with a detection port facing the rubber plug channel; the second removing mechanism is arranged on the discharging side of the metal detector.
The preferable technical scheme is that the rubber plug conveying mechanism comprises a detection rotary table, the detection rotary table is provided with a rubber plug bearing surface, the visual detection assembly and the first removing mechanism comprise a support, and the support is arranged on the side of the detection rotary table.
The preferential technical scheme is, the acceptable product passageway includes the discharging pipe of slope setting, the discharging pipe includes the nonmetal section, the metal detector set up in the nonmetal section.
The preferable technical scheme is that the rubber plug conveying mechanism further comprises a feeding turntable, a feeding mechanism is arranged between the feeding turntable and the detecting turntable, and the feeding mechanism is configured to transfer rubber plugs of the feeding turntable to the detecting turntable.
The preferred technical scheme is that the discharging side of the metal detector is provided with a guiding groove, the bottom surface of the guiding groove is provided with a removing opening, and the second removing mechanism comprises a baffle plate which is arranged at the removing opening in a removable mode.
The preferable technical scheme is that the detection turntable is provided with at least two groups of visual detection components.
The first removing mechanism comprises a rubber plug pushing piece, and the rubber plug pushing piece is configured to push the rubber plug to move along the discharging length direction of the discharging pipe.
The preferable technical scheme is that the inner surface of the discharging pipe is provided with a plane-shaped guiding bottom surface, and the guiding bottom surface is connected with the side of the rubber plug bearing surface of the rubber plug conveying mechanism.
The second object of the utility model is to provide a rubber plug detection system, which comprises the detection device of the medical rubber plug containing scrap iron; further comprises:
the soaking container is provided with a rubber plug soaking cavity;
and the drying mechanism is configured to dry the soaked rubber plug.
The utility model has the advantages and beneficial effects that:
the feeding of the detection device of the medical rubber plug containing the scrap iron is the rubber plug after soaking and drying, and the scrap iron on the surface of the rubber plug is subjected to electrochemical reaction in the soaking process or reacts with hydrogen ions in acid soaking liquid; compared with scrap iron before reaction, the volume of the generated oxide is increased, or color spots appear around the scrap iron, so that the rubber plug containing the scrap iron is easier to identify by the visual detection component.
Drawings
Fig. 1 is a schematic top view of a detecting device for medical rubber plugs containing scrap iron according to an embodiment;
FIG. 2 is a schematic diagram of a structure of a good channel in another embodiment;
FIG. 3 is a schematic view showing the structure of the opening state of the reject port at A in FIG. 2;
FIG. 4 is a schematic structural view of the cross section of the rubber stopper and the discharge tube;
FIG. 5 is a schematic top view of another embodiment of a detecting device for medical rubber plugs containing scrap iron;
in the figure: 1. detecting a turntable; 11. a rubber plug bearing surface; 2. a visual detection component; 21. a photographing element; 3. a discharging mechanism; 31. a first reject mechanism; 311. rubber plug pushing piece; 32. a qualified product channel; 321. a discharge pipe; 3211. a non-metallic section; 3212. a guide bottom surface; 33. a defective product channel; 4. a metal detector; 5. a second reject mechanism; 6. a feeding mechanism; 7. a lead-out groove; 8. and a baffle.
Detailed Description
The following describes the utility model in further detail with reference to examples. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.
In the description of the present utility model, it is to be noted that, unless otherwise indicated, the meaning of "plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," and the like are merely used for convenience in describing the present utility model and to simplify the description, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present utility model.
In the description of the present utility model, it should also 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. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.
Examples
As shown in fig. 1, the detection device of the medical rubber plug containing scrap iron in the embodiment comprises a rubber plug conveying mechanism, a visual detection assembly 2 and a discharging mechanism 3; the rubber plug conveying mechanism is configured to convey the rubber plug after soaking and drying; the visual detection assembly 2 comprises a shooting element 21 for acquiring an image of the rubber plug; the discharging mechanism 3 comprises a discharging channel and a first removing mechanism 31 arranged on the discharging channel, and the discharging mechanism 3 is arranged on the discharging side of the visual detection component 2; the discharge side of the first reject mechanism 31 is provided with a pass passage 32 and a reject passage 33.
It is understood that the soaking liquid of the rubber plug comprises, but is not limited to, pure water and dilute acid. Compared with pure water, the reaction of the dilute acid and the scrap iron on the surface of the rubber plug is faster. In order to accelerate the reaction rate of pure water and scrap iron, the total production time from mixing the sizing material to packaging and leaving the factory is shortened; on the basis of ensuring the lower ageing rate of the rubber plug, the temperature of the soaking liquid, the pressure of the soaking container or the oxygen content of the soaking liquid can be properly increased.
The function of the plug conveyor mechanism is to position and convey plugs, including but not limited to conveyor belts or inspection turntables 1 as shown in the figures. In actual production, the rubber plugs are led out into a single-row arrangement state through the vibration disc, the rubber plugs on the conveying belt are arranged in a single-row straight line, or the rubber plugs on the rotary disc are arranged in a single-row arc line.
It can be understood that the visual detection assembly 2 includes, in addition to the photographing element 21, a control module, where the control module is used to compare the rubber plug images and mark the defective rubber plug, and the control module is connected to the first rejecting mechanism 31 and controls the first rejecting mechanism 31 to execute the action of rejecting the defective rubber plug.
The first reject mechanism 31 functions to guide the plugs in the discharge channel to either the accept channel 32 or the reject channel 33, including but not limited to: a guide provided at the branching port of the acceptable product passage 32 and the defective product passage 33, such as a guide pipe or a guide groove; or the pushing piece is used for pushing the defective rubber plug until the defective rubber plug is separated from the discharging track of the qualified rubber plug. The defective product channel 33 is a blanking channel for blanking into a defective product box.
As shown in fig. 2, in another preferred embodiment, a metal detector 4 and a second reject mechanism 5 are also included; the metal detector 4 is arranged in the qualified product channel 32 and provided with a detection port facing the rubber plug channel; the second rejecting mechanism 5 is disposed on the discharging side of the metal detector 4.
When one end of the longer side of the scrap iron is exposed on the surface of the rubber plug, the scrap iron oxide or the color spot area on the rubber plug image is smaller, and the possibility of missed detection which cannot be identified by the visual detection component 2 exists; the metal detector 4 is additionally arranged on the discharging side of the visual detection assembly 2, and the metal detector 4 is used as a supplementary detection means, so that the detection rate of the defective rubber plug can be improved. The metal detector 4 can also detect metal impurities adhering to the surface of the rubber plug due to contact with the previous visual detection device, and is therefore preferably arranged on the discharge side of the visual detection assembly 2 as the last metal detection before the rubber plug is packaged.
In another preferred embodiment, as shown in fig. 1, the rubber stopper conveying mechanism comprises a detection turntable 1, the detection turntable 1 is provided with a rubber stopper bearing surface 11, and the visual detection assembly 2 and the first removing mechanism 31 comprise brackets arranged at the lateral sides of the detection turntable 1.
The rubber plug on the detection turntable 1 is preferably pressed on the rubber plug bearing surface 11 by the end surface of the plug cover part, and the rubber plug has higher stability when the turntable rotates. Compared with scrap iron positioned on the circumferential side surface of the neck of the rubber plug, the scrap iron positioned on the end surface of the neck of the rubber plug has longer contact time with the liquid medicine and larger oxidation or dissolution probability; therefore, the photographing element 21 is preferably disposed above the rubber stopper bearing surface 11 for capturing an image of the stopper neck end surface.
The iron fillings that lie in stopper lid surface also exist the possibility of corrosion in medicine shelf life, in order to improve the qualification rate of plug product, further, the carousel is transparent material, and shooting element 21 still sets up in the top of plug loading face 11 for acquire the image of stopper lid terminal surface.
It will be appreciated that the qualified product channel 32 and the defective product channel 33 are located at different sides of the detection turntable 1, the first removing mechanism 31 pushes the defective product rubber plug on the turntable to the defective product channel 33, and the discharging mechanism 3 pushes the qualified product rubber plug on the turntable to the qualified product channel 32.
In another preferred embodiment, as shown in fig. 2, the good channel 32 includes a discharge pipe 321 disposed obliquely, the discharge pipe 321 includes a nonmetallic segment 3211, and the metal detector 4 is disposed on the nonmetallic segment 3211. The whole discharging pipe 321 is a nonmetallic segment 3211, or the discharging pipe 321 is formed by connecting a metallic segment and a nonmetallic segment 3211 in a communicating way. The components in the nonmetallic materials such as polyolefin pipelines can migrate to the surface of the material after long-time use, the migration components are adhered to the surface of the rubber plug, the probability of impurities on the surface of the rubber plug is increased, and the arrangement of the metal section is beneficial to improving the structural stability of the discharging pipe 321 and the cleanliness of the rubber plug.
As shown in fig. 1, in another preferred embodiment, the rubber stopper conveying mechanism further includes a feeding turntable 5, and a feeding mechanism 6 is disposed between the feeding turntable 5 and the detecting turntable 1, where the feeding mechanism 6 is configured to transfer the rubber stopper of the feeding turntable 5 to the detecting turntable 1, for example, a pushing block driven by an air cylinder for pushing the rubber stopper.
Further, a feeding mechanism for continuously outputting rubber plugs, such as a vibrating plate and a conveying belt, is arranged on the feeding side of the feeding turntable 5. The rubber plugs output by the vibrating disc and the conveyer belt are different in distance, the detecting rotary disc 1 is connected with a feeding mechanism for continuously outputting rubber plugs through the feeding rotary disc 5, and the rubber plug distance on the detecting rotary disc 1 is adjusted to be a fixed value. The detection turntable 1 rotates a fixed angle every time, the rubber plug stations correspond to the feeding mechanism 6, the visual detection assembly 2 and the like one by one, and the feeding mechanism 6 and the visual detection assembly 2 operate simultaneously, so that the visual detection efficiency of the rubber plug is improved.
In another preferred embodiment, as shown in fig. 2-3, the discharge side of the metal detector 4 is provided with a lead-out groove 7, the bottom surface of the lead-out groove 7 is provided with a reject opening, and the second reject mechanism 5 comprises a baffle 8 removably arranged at the reject opening. The guiding-out groove 7 reduces the probability of introducing metal impurities to the surface of the rubber plug. Further, the nonmetallic material of the lead-out groove 7 is a material having a low migration amount of components, for example, polytetrafluoroethylene resin. The driving piece of the second removing mechanism drives the baffle plate 8 to rotate or translate, the removing opening is opened, and the defective rubber plug detected by the metal is discharged through the removing opening.
In another preferred embodiment, the inspection carousel 1 is provided with at least two sets of visual inspection assemblies 2, one of the two sets of visual inspection assemblies 2 being for acquiring an image of the stopper neck end face and the other for acquiring an image of the stopper cap end face, as shown in fig. 5.
As shown in fig. 1 and 5, in another preferred embodiment, the first removing mechanism 31 includes a rubber stopper pushing member 311, and the rubber stopper pushing member 311 is configured to push the rubber stopper to move along the discharging length direction of the discharging pipe 321. The pushing block applies acting force to the rubber plug, gives the rubber plug initial speed, facilitates the sliding of the rubber plug in the discharging pipe 321, and the discharging mechanism 3 does not need to be provided with a conveying mechanism, so that the failure rate of the whole machine is reduced, and the maintenance workload of equipment is reduced. In the figure, the rubber plug pushing piece 311 is an air flow pushing piece, and the air flow pushing piece is communicated with an air source. In fig. 1, the air flow pushing member is also adopted to remove the defective rubber plug which is visually detected.
As shown in fig. 4, in another preferred embodiment, the inner surface of the discharge pipe 321 has a flat guide bottom surface 3212, and the guide bottom surface 3212 is received by a rubber stopper bearing surface 11 provided on the detection dial 1. When the bottom surface of the inner surface of the discharging pipe 321 is an arc surface, the metal detector 4 is fixed in position, the rubber plug can roll in the discharging pipe 321 and accelerate discharging, and the end surface of the plug neck part is in a non-right state with the detection port of the metal detector 4. The rubber plug keeps the orientation on the turntable and transits to the guide bottom surface, the detection port of the metal detector 4 is fixedly arranged above the guide bottom surface 3212, and the preset track of the end surface of the neck of the rubber plug is kept fixed relative to the detection port, so that the detection rate of the metal detector 4 is improved.
The rubber plug detection system comprises the detection device of the scrap iron-containing medical rubber plug; the device also comprises a soaking container and a drying mechanism, wherein the soaking container is provided with a rubber plug soaking cavity; the drying mechanism is configured to dry the soaked rubber plug. Further, the infusion container may optionally be provided with heating elements, pressurizing assemblies, enhancing assemblies, spraying assemblies, and the like.
The detection device of the medical rubber plug containing scrap iron comprises the following working processes:
s1: the rubber plugs on the turntables are subjected to visual detection marks, defective products enter a defective product channel 33 for discharging, and qualified products detected visually enter a qualified product channel 32 for discharging;
s2: the qualified product rubber plug of visual inspection is inspected by a metal detector 4, the defective product is removed by a second removing mechanism 5, and the qualified product of metal inspection is led out to a finished product package.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims (10)

1. Detection device of contain medical plug of iron fillings, its characterized in that includes:
the rubber plug conveying mechanism is configured to convey the rubber plug after soaking and drying;
the visual detection assembly comprises a shooting element for acquiring an image of the rubber plug;
the discharging mechanism comprises a discharging channel and a first removing mechanism arranged on the discharging channel; the visual detection assembly is arranged on the discharging side of the visual detection assembly;
and a qualified product channel and a defective product channel are arranged on the discharging side of the first removing mechanism.
2. The device for detecting the scrap iron-containing medical rubber plug according to claim 1, further comprising a metal detector and a second rejecting mechanism; the metal detector is arranged in the qualified product channel and is provided with a detection port facing the rubber plug channel; the second removing mechanism is arranged on the discharging side of the metal detector.
3. The device for detecting a medical rubber plug containing scrap iron according to claim 2, wherein the rubber plug conveying mechanism comprises a detection rotary table, the detection rotary table is provided with a rubber plug bearing surface, the visual detection assembly and the first removing mechanism comprise a bracket, and the bracket is arranged at the side of the detection rotary table.
4. The device for detecting the medical rubber plug containing scrap iron according to claim 2, wherein the qualified product channel comprises a discharge pipe which is obliquely arranged, the discharge pipe comprises a nonmetal section, and the metal detector is arranged on the nonmetal section.
5. The device for detecting the scrap iron-containing medical rubber plug according to claim 3, wherein the rubber plug conveying mechanism further comprises a feeding turntable, a feeding mechanism is arranged between the feeding turntable and the detecting turntable, and the feeding mechanism is configured to transfer the rubber plug of the feeding turntable to the detecting turntable.
6. The detection device for the scrap iron-containing medical rubber plug according to claim 3, wherein the discharging side of the metal detector is provided with a guiding-out groove, a reject opening is formed in the bottom surface of the guiding-out groove, and the second reject mechanism comprises a baffle plate which is removably arranged at the reject opening.
7. The device for detecting a medical rubber plug containing scrap iron according to claim 3, wherein the detecting turntable is provided with at least two groups of visual detecting components.
8. The device for detecting a scrap iron-containing medical rubber plug according to claim 4, wherein the first rejecting mechanism comprises a rubber plug pushing member configured to push the rubber plug to move along a discharge length direction of the discharge pipe.
9. The device for detecting the medical rubber plug containing scrap iron according to claim 4, wherein the inner surface of the discharging pipe is provided with a planar guiding bottom surface, and the guiding bottom surface is arranged at the lateral side of a rubber plug bearing surface of the rubber plug conveying mechanism in a bearing way.
10. A rubber plug detection system, which is characterized by comprising the detection device of the medical rubber plug containing scrap iron according to any one of claims 1 to 9; further comprises:
the soaking container is provided with a rubber plug soaking cavity;
and the drying mechanism is configured to dry the soaked rubber plug.
CN202320345523.4U 2023-02-28 2023-02-28 Detection device and plug detecting system of medical plug containing scrap iron Active CN219943705U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320345523.4U CN219943705U (en) 2023-02-28 2023-02-28 Detection device and plug detecting system of medical plug containing scrap iron

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320345523.4U CN219943705U (en) 2023-02-28 2023-02-28 Detection device and plug detecting system of medical plug containing scrap iron

Publications (1)

Publication Number Publication Date
CN219943705U true CN219943705U (en) 2023-11-03

Family

ID=88552219

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320345523.4U Active CN219943705U (en) 2023-02-28 2023-02-28 Detection device and plug detecting system of medical plug containing scrap iron

Country Status (1)

Country Link
CN (1) CN219943705U (en)

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