Box cover center position trademark detection tool

By designing a tooling fixture for detecting trademarks at the center of the box lid, and using a transparent panel and scale lines to determine the position of the trademark, the problem of inaccurate manual detection is solved, and efficient and accurate trademark centering detection is achieved.

CN224353764UActive Publication Date: 2026-06-12LIXIL AS SANITARY MFG (SHANGHAI) CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
LIXIL AS SANITARY MFG (SHANGHAI) CO LTD
Filing Date
2025-08-19
Publication Date
2026-06-12

AI Technical Summary

Technical Problem

In existing technologies, the detection of the center position of the trademark on the toilet tank lid relies on manual visual observation, which lacks objective quantitative standards, resulting in unstable detection results and a high risk of misjudgment.

Method used

A tooling for detecting the center position of a trademark on a box lid has been designed, including a transparent panel and a movable locking block. The transparent panel has scale lines. The box lid is fixed by the locking block and the scale lines are used to determine whether the trademark is centered.

🎯Benefits of technology

It achieves precise measurement, reduces detection errors, improves the accuracy and reliability of detection results, simplifies the operation process, and reduces the intensity of manual labor.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224353764U_ABST
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Abstract

The utility model discloses a kind of box cover center position trademark detection tool, including the transparent panel for being contacted with the upper surface of box cover, and a pair of clamping blocks synchronously opposite or to the back movement of sliding connection in the both sides of transparent panel, a pair of clamping blocks are used to clamp the both sides of box cover, the transparent panel has scale line for measurement on middle position and is equipped with scale value.The utility model can fix detection tool on box cover by a pair of clamping blocks;Transparent panel lets detection personnel can directly observe the specific position of box cover surface trademark through it, while the scale line of middle position and the scale value of matching, provide clear and definite reference for measurement, whether trademark is in center position can be accurately judged, effectively reduce detection error.
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Description

Technical Field

[0001] This utility model relates to the field of ceramic sanitary ware, specifically to a tooling for detecting trademarks in the center position of a box lid. Background Technology

[0002] like Figure 1 As shown, the current method for detecting the centering position of the trademark 2 on the toilet tank lid 1 uses traditional manual inspection. Workers visually inspect whether the trademark 2 and the mounting opening 3 on the tank lid 1 are on the same center line. If they are aligned, the trademark 2 is considered centered; otherwise, it is considered miscentered. However, this inspection method not only relies excessively on subjective human judgment and lacks objective and quantitative evaluation standards, but also easily leads to visual fatigue among workers during long working hours, resulting in decreased accuracy of the inspection results, a significantly increased risk of misjudgment, and difficulty in ensuring the stability and reliability of the inspected product quality. Utility Model Content

[0003] Based on this, and in response to the aforementioned technical problems, this utility model provides a tooling for detecting trademarks at the center position of a box lid.

[0004] The objective of this utility model can be achieved through the following technical solutions:

[0005] A tooling for detecting trademarks in the center position of a box lid includes a transparent panel for contacting the upper surface of the box lid, and a pair of locking blocks slidably connected to both sides of the transparent panel and capable of moving synchronously towards or away from each other. The pair of locking blocks are used to lock the left and right sides of the box lid. The transparent panel has scale lines for measurement and is equipped with scale values.

[0006] Using the above technical solution, a pair of locking blocks that can move synchronously in opposite directions or back to back can flexibly adapt to lids of different sizes, fixing the testing fixture onto the lid. The transparent panel allows inspectors to directly observe the specific position of the trademark on the lid surface, while the scale line and corresponding scale values ​​at the center provide a clear and definite reference for measurement, accurately determining whether the trademark is centered and effectively reducing testing errors. Furthermore, this testing tool is convenient to use and simple to operate, avoiding biases caused by subjective human judgment, enabling precise measurements and improving the accuracy and reliability of inspection results.

[0007] In a specific embodiment of this utility model, a transmission assembly is also included. A pair of locking blocks are slidably connected to the transparent panel through the transmission assembly. The transmission assembly includes a mounting plate fixed to the transparent panel. The mounting plate has a groove. A rotatable gear and a pair of transmission plates located on the upper and lower sides of the gear are installed in the middle of the groove. Both transmission plates mesh with the gear. Two locking blocks are respectively fixed to the outer ends of the corresponding transmission plates. Each transmission plate is slidably installed in the mounting plate through a mounting structure.

[0008] In a specific embodiment of this utility model: the mounting structure includes bolts, the transmission plate has a guide groove arranged horizontally in the transverse direction, the mounting plate has a first bolt hole at the position corresponding to the guide groove, the transparent panel has a second bolt hole corresponding to the position of the first bolt hole, the end of the bolt passes through the corresponding second bolt hole, passes through the guide groove, and is tightened in the corresponding first bolt hole.

[0009] In a specific embodiment of this utility model: a stop block is installed on the lower edge of the transparent panel.

[0010] In a specific embodiment of this utility model: the transmission plate is stepped and is divided into a rack section, a guide section and a stop section.

[0011] In a specific embodiment of this utility model: the transparent panel is divided into a trapezoidal part and a rectangular part.

[0012] In a specific embodiment of this utility model: the transparent panel is made of acrylic sheet. Using acrylic sheet not only provides high light transmittance, allowing the toilet mounting surface to be clearly seen through the panel for convenient subsequent inspection, but it is also lightweight, wear-resistant, and not easily damaged.

[0013] In summary, the inspection fixture of this invention enables precise measurement, effectively improving the accuracy and reliability of inspection results. Furthermore, it is convenient to use and simple to operate, replacing the process of repeated manual adjustments and visual inspections, thus reducing labor intensity and being suitable for inspecting various sizes of lids. Attached Figure Description

[0014] The present invention will be further described below with reference to the accompanying drawings.

[0015] Figure 1 It shows the lid of the box;

[0016] Figure 2 This is the front view of the trademark testing tool of this utility model;

[0017] Figure 3 This is a rear view of the trademark testing fixture of this utility model;

[0018] Figure 4 yes Figure 2 Sectional view at point AA;

[0019] Figure 5 This indicates that the logo on the box lid is not centered;

[0020] Figure 6 This shows that the trademark on the box lid is centered. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model.

[0022] Please see Figure 2 and Figure 3 As shown, this utility model is a tooling for detecting trademarks in the center position of a box lid, including a transparent panel 10 for contacting the upper surface of the box lid 1, and a pair of locking blocks 11 slidably connected to both sides of the transparent panel 10 and capable of moving synchronously towards or away from each other. The pair of locking blocks 11 are used to lock the left and right sides of the box lid, fixing the detection tooling on the box lid.

[0023] The transparent panel 10 has a scale line 13 for measurement with scale values ​​at the center of its lower edge. For better illustration of this embodiment, multiple horizontal and vertical dashed lines are used to represent the scale lines and scale values ​​on the panel. The letter X represents the trademark.

[0024] During testing, first, pull open a pair of latches 11 and place the testing fixture on the lid. Then, move the latches to lock the lid on both sides. The inspector can then directly observe the exact position of the trademark on the lid surface through the transparent panel. Using the scale line and corresponding values ​​in the center of the transparent panel as a reference, the inspector can accurately determine whether the trademark is centered, effectively reducing testing errors. In this way, by using a testing tool, biases caused by subjective human judgment are avoided, allowing for precise measurement and improving the accuracy and reliability of the inspection results.

[0025] It also includes a transmission assembly 20. A pair of locking blocks 11 are slidably connected to the transparent panel 10 via the transmission assembly 20.

[0026] like Figure 2 and Figure 4 As shown, in this embodiment, the transmission assembly 20 includes a mounting plate 21 fixed to a transparent panel. The mounting plate 21 has a groove 211. A rotatable gear 22 is mounted in the middle of the groove 211. Two transmission plates 23 are also provided above and below the gear 22 within the groove 211. Both transmission plates 23 mesh with the gear 22. Two locking blocks 11 are respectively fixed to the outer ends of the corresponding transmission plates 23. Each transmission plate 23 is slidably mounted within the groove 211 via a mounting structure.

[0027] In this embodiment, the mounting structure includes bolts 24. The transmission plate 23 has a guide groove 25 arranged horizontally in the transverse direction. The mounting plate 21 has a first bolt hole corresponding to the guide groove 25, and the transparent panel 10 has a second bolt hole corresponding to the first bolt hole. During assembly, the end of the bolt 24 is passed through the corresponding second bolt hole, through the guide groove 25, and then tightened into the corresponding first bolt hole.

[0028] like Figure 2 As shown, in this embodiment, the transmission plate 23 is stepped and is divided into a rack section 231, a guide section 232 and a stop section 233.

[0029] In this embodiment, the transparent panel 10 is divided into a trapezoidal portion 101 and a rectangular portion 102. The mounting plate 21 is fixed to the rectangular portion 102. The scale line 13 is located at the lower edge of the trapezoidal portion 101.

[0030] In addition, in this embodiment, a stop block 14 is installed on the lower edge of the transparent panel 10 by screws.

[0031] In this embodiment, the transparent panel 10 is made of acrylic sheet. Using acrylic sheet not only provides high light transmittance, allowing the toilet mounting surface to be clearly seen through the panel for easy subsequent inspection, but it is also lightweight, wear-resistant, and not easily damaged.

[0032] The above describes a fixture for detecting the centered trademark on a box lid. During testing, the pair of locking blocks 11 are first pulled open. Then, the transparent panel 10 is placed on the upper surface of the box lid, making contact between the transparent panel 10 and the surface of the box lid 1, with the stop block 14 abutting against the lower edge of the box lid 1. Next, the two locking blocks 11 are moved to lock the left and right sides of the box lid 1, thus firmly fixing the entire testing fixture to the box lid. The inspector can directly observe the specific position of the trademark 2 (represented by the letter X) on the surface of the box lid 1 through the transparent panel. Simultaneously, the position of the trademark 2 is compared with the scale line 13 and its corresponding value in the middle of the transparent panel 10. Based on the position of the trademark 2 relative to the scale line 13, it is accurately determined whether the trademark 2 is centered on the box lid, thus completing the test. Figure 6 As shown, when trademark 2 is on the center scale line, trademark 2 is centered; as... Figure 5 As shown, when trademark 2 is not on the center scale line, its position is not centered. In this way, by referring to the scale line, the bias caused by subjective human judgment is effectively reduced, improving the accuracy and reliability of the test results.

[0033] The above description provides a detailed account of one embodiment of the present invention. However, this description is merely a preferred embodiment and should not be construed as limiting the scope of the present invention. All equivalent variations and improvements made within the scope of the claims of the present invention should still fall within the patent coverage of the present invention.

Claims

1. A fixture for detecting trademarks centered on a box lid, characterized in that, It includes a transparent panel for contacting the upper surface of the lid, and a pair of locking blocks slidably connected to both sides of the transparent panel and capable of moving synchronously towards or away from each other. The pair of locking blocks are used to lock the left and right sides of the lid. The transparent panel has scale lines for measurement and is equipped with scale values.

2. The fixture for detecting trademarks at the center position of the box lid according to claim 1, characterized in that, It also includes a transmission assembly, through which a pair of locking blocks are slidably connected to the transparent panel. The transmission assembly includes a mounting plate fixed to the transparent panel. The mounting plate has a groove, in which a rotatable gear and a pair of transmission plates located on the upper and lower sides of the gear are installed at the middle position. Both transmission plates mesh with the gear. Two locking blocks are respectively fixed to the outer ends of the corresponding transmission plates. Each transmission plate is slidably installed in the mounting plate through a mounting structure.

3. The fixture for detecting trademarks at the center position of the box lid according to claim 2, characterized in that, The transmission plate has a guide groove arranged horizontally in the transverse direction. The mounting plate has a first bolt hole at the position corresponding to the guide groove. The transparent panel has a second bolt hole corresponding to the position of the first bolt hole. The end of the bolt passes through the corresponding second bolt hole, through the guide groove, and is tightened into the corresponding first bolt hole.

4. The fixture for detecting trademarks at the center position of the box lid according to claim 1, characterized in that, A stop block is installed at the lower edge of the transparent panel.

5. The fixture for detecting trademarks at the center position of the box lid according to claim 2, characterized in that, The transmission plate is stepped and consists of a rack section, a guide section, and a stop section.

6. The fixture for detecting trademarks at the center position of the box lid according to claim 1, characterized in that, The transparent panel is divided into a trapezoidal section and a rectangular section.

7. The fixture for detecting trademarks at the center position of the box lid according to claim 1, characterized in that, The transparent panel is made of acrylic sheet.