PVDC film coating quality detection device
By using high-precision electronic scales and movable magnifying glass in the PVDC film coating quality detection device, the problem of inaccurate manual detection is solved, and accurate detection and efficient detection of the coating quality of PVDC film coating quality is achieved, and the product pass rate is improved.
Patent Information
- Application Number
- CN202421113139.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-21
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-05-21
AI Technical Summary
In the prior art, the quality inspection of PVDC film coating mainly relies on manual labor, resulting in insufficient inspection and false inspection, which reduces the final product pass rate.
A PVDC film coating quality detection device including a high-precision electronic scale and a movable magnifying glass is designed. The weight of the film in the unit size is measured by the electronic scale, and the two-axis movement is carried out by driving the magnifying glass to observe the coating surface from top to bottom. The defects ensure the accuracy of the detection.
Accurate detection of the coating quality of PVDC film is achieved, detection efficiency is improved, the standards of coating thickness and flatness are ensured, the error detection rate is reduced, and the final product pass rate is improved.
Smart Images
Figure CN222211803U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of coating processing, in particular to a PVDC film coating quality detection device. Background Art
[0002] PVDC is an ideal packaging material with high barrier properties, strong toughness, low-temperature heat sealing, good heat shrinkage and chemical stability. It is unique in the packaging industry, especially its moisture barrier, oxygen barrier, moisture resistance, acid and alkali resistance, oil immersion resistance and resistance to various chemical solvents. It has been widely used in the packaging of food, medicine and military products for 50 years.
[0003] After the PVDC film is coated, its coating quality needs to be tested. For example, within a certain size range, a certain weight of glue needs to be coated to obtain the corresponding coating thickness, and it is also necessary to test whether the coated surface is flat and free of defects. However, most of the existing technologies test the coating quality through manual inspection, which leads to inaccurate detection and false detection, which reduces the qualified rate of finished products. Utility Model Content
[0004] The utility model aims to solve the deficiencies of the prior art and to provide a PVDC film coating quality detection device. By adopting this solution, the weight of the film within a unit size can be detected and the coating flatness can be accurately observed, thereby ensuring the coating quality of the PVDC film.
[0005] The utility model is realized by the following technical solutions:
[0006] A PVDC film coating quality detection device, comprising:
[0007] A testing platform, wherein a working surface of the testing platform is provided with a high-precision electronic scale;
[0008] A movable plate, wherein the two opposite sides of the working surface are provided with support plates, the support plate is provided with first long holes along its length direction, and the two ends of the movable plate are respectively slidably connected with the two first long holes;
[0009] The movable plate is provided with a second long hole along its length direction, the second long hole is provided with a slider which slides along its length direction, the middle of the slider is provided with a through hole, and a magnifying glass is installed in the through hole.
[0010] Compared with the prior art, within a certain size range, it is necessary to apply a certain gram weight of glue to obtain a corresponding coating thickness, and it is also necessary to detect whether the coated surface is flat and free of defects. Most of the prior art detects the coating quality through manual detection, which leads to the problem of inaccurate detection and false detection, which reduces the qualified rate of finished products. The utility model provides a PVDC film coating quality detection device. By adopting this solution, the PVDC film coating quality can be ensured by detecting the glue weight within a unit size and accurately observing the coating flatness. The specific scheme includes a test bench, and a high-precision electronic scale is provided on the working surface of the test bench. In this way, the glue weight within a unit size can be accurately measured by the high-precision electronic scale. For example, the corresponding standard sample is prepared in advance. After the PVDC film is coated, the test sample can be cut according to the size of the standard sample to obtain a test sample. If the weight of the test sample is the same as the weight of the standard sample, the coating amount reaches the standard. If not, it means that the coating amount does not reach the standard. At this time, the production equipment needs to be tested or the parameters modified in time. The prior art has a variety of coating processes for different PVDC films. For example, for a film within a unit size that needs to be coated with 20 Grams, 50 grams, 70 grams and other weights of glue, so the weight test can be used to determine whether the coating amount meets the standard; and in the coating process, the flatness of the coating surface also needs to be tested, but since the defects are often small, it is difficult to align and observe with the naked eye, so this solution also includes a support plate, a movable plate and a magnifying glass. The support plate is used to support the movable plate, and the movable plate can move horizontally through the first long hole, and the magnifying glass can move longitudinally through the second long hole. In this way, the magnifying glass can be driven to move in two axes and the defects on the coating surface can be observed from top to bottom, thereby detecting its flatness, ensuring the coating quality, and improving the detection efficiency.
[0011] In order to lower the working height, a groove is provided in the middle of the working surface, and the high-precision electronic scale is located in the groove.
[0012] When not in operation, in order to prevent impurities from entering the groove and the high-precision electronic scale and affecting the measurement accuracy, a cover plate is also included. The upper end face of the groove has a first step groove, and the size of the cover plate is adapted to the size of the first step groove; that is, the first step groove is covered by the cover plate, thereby protecting the high-precision electronic scale, and the cover plate can be removed when needed.
[0013] As a specific implementation method of sliding, the first elongated hole has a slide rail along its length direction, and the end of the movable plate has a roller matched with the slide rail.
[0014] As a redundant solution, the movable plate is provided with a driving assembly for driving the slider to slide.
[0015] As a specific implementation method of a driving component, the driving component includes a screw rod, which is arranged along the length direction of the movable plate, the screw rod is located in the second long strip hole, and is threadedly connected to the slider, both ends of the screw rod extend into the movable plate and are rotatably connected to the movable plate, and either end of the screw rod passes through the movable plate and is connected to the driving member; that is, by driving the end of the screw rod to rotate, the slider can be driven to move.
[0016] In order to manually adjust the rotation of the screw rod, the driving member is a sleeve, both ends of the screw rod pass through the movable plate, and the protruding ends of both ends of the screw rod are fixedly sleeved with sleeves, and the sleeve has an anti-slip layer; by holding the sleeve tightly with the hand, the screw rod can be driven to rotate through the sleeve to drive the slider and the magnifying glass to move longitudinally.
[0017] In order to achieve sliding guidance and improve sliding stability, the second elongated hole is also provided with a guide rod parallel to the screw rod, and the guide rod is slidably connected to the sliding block.
[0018] In order to facilitate the removal and replacement of the magnifying glass, or to wipe the magnifying glass, the upper end surface of the through hole is provided with a second stepped groove, and the second stepped groove is used for placing the magnifying glass.
[0019] In order to push or pull the movable plate to move horizontally, the side wall of the movable plate is provided with a handle.
[0020] Compared with the prior art, the utility model has the following advantages and beneficial effects:
[0021] The utility model provides a PVDC film coating quality detection device. By adopting the scheme, the PVDC film coating quality can be ensured by detecting the film weight within a unit size and accurately observing the coating flatness.
[0022] The utility model provides a PVDC film coating quality detection device, which adopts the scheme to drive the magnifying glass to move in two axes and observe the defects on the coating surface from top to bottom, thereby detecting the flatness, ensuring the coating quality and improving the detection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0023] The drawings described herein are used to provide a further understanding of the embodiments of the present utility model, constitute a part of this application, and do not constitute a limitation of the embodiments of the present utility model. In the drawings:
[0024] Figure 1 A schematic diagram of the structure of a coating quality detection device according to an embodiment of the present invention;
[0025] Figure 2 A schematic diagram of the structure of a cover plate of an embodiment provided by the utility model;
[0026] Figure 3 The utility model provides Figure 1 Enlarged view of A.
[0027] Marks and corresponding parts names in the attached drawings:
[0028] 1-testing table, 101-groove, 2-high-precision electronic scale, 3-moving plate, 301-second long hole, 302-slider, 303-through hole, 4-support plate, 401-first long hole, 5-cover plate, 6-screw, 7-sleeve, 8-guide rod, 9-handle, 10-standard sample. DETAILED DESCRIPTION
[0029] In order to make the purpose, technical solutions and advantages of the utility model more clearly understood, the utility model is further described in detail below in conjunction with embodiments and drawings. The schematic implementation manner of the utility model and its description are only used to explain the utility model and are not intended to limit the utility model.
[0030] Example:
[0031] This embodiment provides a PVDC film coating quality detection device, such as Figure 1-Figure 3 As shown, including:
[0032] A testing platform 1, wherein a high-precision electronic scale 2 is provided on a working surface of the testing platform 1;
[0033] A movable plate 3, wherein the two opposite sides of the working surface are provided with support plates 4, wherein the support plates 4 are provided with first elongated holes 401 along their length direction, and the two ends of the movable plate 3 are respectively slidably connected with the two first elongated holes 401;
[0034] The movable plate 3 has a second elongated hole 301 along its length direction, and a slider 302 is provided in the second elongated hole 301 for sliding along its length direction. A through hole 303 is provided in the middle of the slider 302, and a magnifying glass is installed in the through hole 303.
[0035] Compared with the prior art, within a certain size range, it is necessary to apply a certain gram weight of glue to obtain a corresponding coating thickness, and it is also necessary to detect whether the coated surface is flat and free of defects. Most of the prior art detects the coating quality through manual detection, which leads to the problem of inaccurate detection and false detection, which reduces the qualified rate of finished products. The utility model provides a PVDC film coating quality detection device. By adopting this solution, the PVDC film coating quality can be ensured by detecting the glue weight within a unit size and accurately observing the coating flatness. In the specific scheme, a test table 1 is included, and a high-precision electronic scale 2 is provided on the working surface of the test table 1. In this way, the glue weight within the unit size can be accurately measured by the high-precision electronic scale 2. For example, a corresponding standard sample 10 is prepared in advance. After the PVDC film is coated, the test sample can be cut according to the size of the standard sample 10 to obtain a test sample. If the weight of the test sample is the same as the weight of the standard sample 10, the coating amount reaches the standard. If not, it means that the coating amount does not reach the standard. At this time, the production equipment needs to be tested or the parameters modified in time. The prior art has a variety of coating processes for different PVDC films. For example, for a film within a unit size, 20 grams of glue needs to be coated. , 50 grams, 70 grams and other weight glues, so through weight detection, it can be determined whether the coating amount meets the standard; and in the coating process, it is also necessary to detect the flatness of the coating surface, but because the defects are often small, it is difficult to align and observe with the naked eye, so the present scheme also includes a support plate 4, a movable plate 3 and a magnifying glass, the support plate 4 is used to support the movable plate 3, the movable plate 3 can move horizontally through the first long hole 401, and the magnifying glass can move longitudinally through the second long hole 301, so that the magnifying glass can be driven to move in two axes and the defects on the coating surface can be observed from top to bottom, so as to detect its flatness, ensure the coating quality and improve the detection efficiency.
[0036] In order to lower the working height, a groove 101 is provided in the middle of the working surface, and the high-precision electronic scale 2 is located in the groove 101 .
[0037] When not in operation, in order to prevent impurities from entering the groove 101 and the high-precision electronic scale 2 and affecting the measurement accuracy, a cover plate 5 is also included. The upper end surface of the groove 101 has a first step groove, and the size of the cover plate 5 is adapted to the size of the first step groove; that is, the first step groove is covered by the cover plate 5, thereby protecting the high-precision electronic scale 2, and the cover plate 5 can be removed when needed.
[0038] As a specific implementation method of sliding, the first elongated hole 401 has a slide rail along its length direction, and the end of the movable plate 3 has a roller matched with the slide rail.
[0039] As a redundant solution, the moving plate 3 is provided with a driving component for driving the slider 302 to slide.
[0040] As a specific implementation method of a driving component, the driving component includes a screw rod 6, which is arranged along the length direction of the movable plate 3. The screw rod 6 is located in the second long hole 301 and is threadedly connected to the slider 302. Both ends of the screw rod 6 extend into the movable plate 3 and are rotatably connected to the movable plate 3. Any end of the screw rod 6 passes through the movable plate 3 and is connected to the driving member; that is, by driving the end of the screw rod 6 to rotate, the slider 302 can be driven to move.
[0041] In order to manually adjust the rotation of the screw rod 6, the driving member is a sleeve 7, both ends of the screw rod 6 pass through the movable plate 3, and the protruding ends of both ends of the screw rod 6 are fixedly sleeved with sleeves 7, and the sleeve 7 has an anti-slip layer; by holding the sleeve 7 tightly by hand, the screw rod 6 can be driven to rotate through the sleeve 7 to drive the slider 302 and the magnifying glass to move longitudinally.
[0042] In order to achieve sliding guidance and improve sliding stability, the second elongated hole 301 is further provided with a guide rod 8 parallel to the screw rod 6 , and the guide rod 8 is slidably connected to the slider 302 .
[0043] In order to facilitate the replacement or cleaning of the magnifying glass, the upper end surface of the through hole 303 is provided with a second stepped groove, and the second stepped groove is used for placing the magnifying glass.
[0044] In order to push or pull the movable plate 3 to move horizontally, the side wall of the movable plate 3 is provided with a handle 9 .
[0045] Compared with the prior art, the utility model has the following advantages and beneficial effects:
[0046] The utility model provides a PVDC film coating quality detection device. By adopting the scheme, the PVDC film coating quality can be ensured by detecting the film weight within a unit size and accurately observing the coating flatness.
[0047] Specific working principle:
[0048] Prepare the corresponding standard sample 10 in advance. After the PVDC film is coated, it can be cut according to the size of the standard sample 10 to obtain a test sample, and then the test sample is placed on a high-precision electronic scale 2. If the weight of the test sample is the same as the weight of the standard sample 10, the coating amount reaches the standard. If they are not the same, it means that the coating amount does not reach the standard. At this time, it is necessary to promptly test the production equipment or modify the parameters. The prior art has a variety of coating processes for different PVDC films. For example, for a film within a unit size, 20 grams, 50 grams, 70 grams, etc. of weight glue need to be coated. Therefore, through weight detection, it can be determined whether the coating amount reaches the standard.
[0049] During the coating process, it is also necessary to detect the flatness of the coating surface. However, since the defects are often small, it is difficult to align and observe them with the naked eye. Therefore, after detecting the weight, the coating flatness needs to be detected. By pushing the movable plate 3 to move horizontally, when the movable plate 3 is located above the test sample, the sleeve 7 is held tightly by the hand, and the screw 6 is rotated to drive the slider 302 and the magnifying glass to move longitudinally. The position of the magnifying glass can be adjusted by driving the magnifying glass to move in two axes and observe the defects on the coating surface from top to bottom, thereby detecting its flatness, ensuring the coating quality, and improving the detection efficiency.
[0050] The specific implementation methods described above further illustrate the purpose, technical solutions and beneficial effects of the utility model in detail. It should be understood that the above description is only the specific implementation method of the utility model and is not used to limit the protection scope of the utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.
Claims
1. A PVDC film coating quality detection device, characterized in that: include: A testing platform (1), wherein a high-precision electronic scale (2) is provided on a working surface of the testing platform (1); A movable plate (3), wherein the two opposite sides of the working surface are provided with support plates (4), the support plates (4) are provided with first elongated holes (401) along the length direction thereof, and the two ends of the movable plate (3) are respectively slidably connected to the two first elongated holes (401); The movable plate (3) has a second long hole (301) along its length direction, the second long hole (301) has a slider (302) that slides along its length direction, the slider (302) has a through hole (303) in the middle, and a magnifying glass is installed in the through hole (303).
2. A PVDC film coating quality detection device according to claim 1, characterized in that: The middle of the working surface is provided with a groove (101), and the high-precision electronic scale (2) is located in the groove (101).
3. A PVDC film coating quality detection device according to claim 2, characterized in that: It also comprises a cover plate (5), the upper end surface of the groove (101) is provided with a first stepped groove, and the size of the cover plate (5) is matched with the size of the first stepped groove.
4. A PVDC film coating quality detection device according to claim 1, characterized in that: The first elongated hole (401) has a slide rail inside along its length direction, and the end of the movable plate (3) has a roller matched with the slide rail.
5. A PVDC film coating quality detection device according to claim 1, characterized in that: The movable plate (3) is provided with a driving component for driving the sliding block (302) to slide.
6. A PVDC film coating quality detection device according to claim 5, characterized in that: The driving assembly comprises a screw rod (6), wherein the screw rod (6) is arranged along the length direction of the movable plate (3), the screw rod (6) is located in the second elongated hole (301), and is threadedly connected to the slider (302), both ends of the screw rod (6) extend into the movable plate (3) and are rotatably connected to the movable plate (3), and any end of the screw rod (6) passes through the movable plate (3) and is connected to the driving member.
7. A PVDC film coating quality detection device according to claim 6, characterized in that: The driving member is a sleeve (7), both ends of the screw rod (6) pass through the movable plate (3), and the protruding ends of both ends of the screw rod (6) are fixedly sleeved with a sleeve (7), and the sleeve (7) is provided with an anti-slip layer.
8. A PVDC film coating quality detection device according to claim 6, characterized in that: The second elongated hole (301) is also provided with a guide rod (8) parallel to the screw rod (6), and the guide rod (8) is slidably connected to the slider (302).
9. A PVDC film coating quality detection device according to claim 1, characterized in that: The upper end surface of the through hole (303) is provided with a second stepped groove, and the second stepped groove is used for placing the magnifying glass.
10. A PVDC film coating quality detection device according to claim 1, characterized in that: The side wall of the movable plate (3) is provided with a handle (9).