Cigarette cutting position calibration tool

By designing a cigarette cutting position calibration tool and using standard rods and end components with different densities to simulate tobacco segments, the calibration problem of the microwave density meter was solved, precise control of the cigarette cutting position was achieved, and detection accuracy and production efficiency were improved.

CN223403259UActive Publication Date: 2025-10-03CHINA TOBACCO ZHEJIANG IND CO LTD
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Patent Information

Application Number
CN202422727535.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-08
Publication Date
2025-10-03
Estimated Expiration
2034-11-08

AI Technical Summary

Technical Problem

The microwave density measuring instrument in the prior art cannot be accurately calibrated, resulting in insufficient accuracy and reliability in detecting the cutting position of cigarettes, thus affecting cigarette quality and production efficiency.

Method used

A cigarette cutting position calibration tool is designed, which includes a standard rod, a first end member, and a second end member. By setting standard rods and end members with different densities to simulate different parts of a tobacco segment, a microwave density meter is used to detect their density distribution, and the accuracy of the microwave density meter is adjusted according to the detection results.

Benefits of technology

The detection accuracy of the microwave density measuring instrument is improved, the accuracy of the cigarette cutting position is ensured, and the cigarette quality and production efficiency are improved.

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Abstract

The utility model discloses a cigarette cutting position calibration tool which comprises a standard rod (1), a first end component (2) and a second end component (3), the first end component (2) is fixedly connected with one end of the standard rod (1), one end of the second end component (3) is fixedly connected with the other end of the standard rod (1), and the other end of the second end component (3) is fixedly connected with the standard rod (1). The densities of the standard rod (1), the first end component (2) and the second end component (3) are different. The device can simulate the density distribution condition of the cigarette and is used for detection of the microwave density measuring instrument.
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Description

Technical Field

[0001] The utility model relates to a calibration tool, in particular to a cigarette cutting position calibration tool. Background Art

[0002] In the cigarette manufacturing process, precise control of the cutting position is crucial to ensuring cigarette quality and improving production efficiency. Currently, microwave density measuring instruments are widely used in the industry to detect and control the cutting position of cigarettes, but relevant calibration methods have not yet been formed, and the accuracy and reliability of their measurements cannot be guaranteed.

[0003] The cutting position of a cigarette is one of the key factors that determine the stability and consistency of cigarette quality. First, the cutting position affects the process indicators of the cigarette. For example, an inaccurate cutting position will lead to insufficient density of the cigarette head, causing tobacco to fall; secondly, it also affects the smoking experience of the cigarette. The deviation of the cutting position will affect the aroma and combustion uniformity of the cigarette, resulting in a poor smoking experience; in addition, the accuracy of this position is also related to the appearance quality of the cigarette. Generally speaking, if the position is too low or too high, it will lead to poor appearance quality of the cigarette, such as tobacco falling and causing empty heads. This impact is more obvious on slim cigarettes. Therefore, precise control of the cutting position is crucial to ensuring cigarette quality and improving production efficiency.

[0004] Therefore, how to calibrate the detection accuracy and reliability of the microwave density meter has become the primary problem to be solved. Utility Model Content

[0005] The purpose of the utility model is to provide a cigarette cutting position calibration tool to solve the technical problems in the prior art. The utility model can simulate the density distribution of cigarettes and be used for detection of microwave density measuring instruments.

[0006] The utility model provides a cigarette cutting position calibration tool, comprising a standard rod, a first end member and a second end member, wherein the first end member is fixedly connected to one end of the standard rod, and one end of the second end member is fixedly connected to the other end of the standard rod, and the densities of the standard rod, the first end member and the second end member are different.

[0007] In the aforementioned cigarette cutting position calibration tool, preferably, a through hole is formed in the axial direction of the standard rod, a plurality of first blocks are formed at one end of the standard rod, and a plurality of second blocks are formed at the other end of the standard rod.

[0008] In the aforementioned cigarette cutting position calibration tool, preferably, a first groove is formed at one end of the first end member, and a plurality of third blocks are formed at the same end.

[0009] In the aforementioned cigarette cutting position calibration tool, preferably, the first clamping blocks at the end of the standard rod are arranged at equal intervals along the circumferential direction, and the spacing between adjacent first clamping blocks is equal to the width of the third clamping block; the third clamping blocks are arranged at equal intervals along the circumferential direction at the end of the first end member, and the spacing between adjacent third clamping blocks is equal to the width of the first clamping block.

[0010] In the aforementioned cigarette cutting position calibration tool, preferably, a second groove is formed at one end of the second end member, and a plurality of fourth blocks are formed at the same end.

[0011] In the aforementioned cigarette cutting position calibration tool, preferably, the second clamping blocks at the end of the standard rod are arranged at equal intervals along the circumferential direction, and the spacing between adjacent second clamping blocks is equal to the width of the fourth clamping block. The fourth clamping blocks are arranged at equal intervals along the circumferential direction at the end of the second end member, and the spacing between adjacent fourth clamping blocks is equal to the width of the second clamping block.

[0012] In the aforementioned cigarette cutting position calibration tool, preferably, the diameters of the first groove, the second groove and the through hole are equal.

[0013] In the aforementioned cigarette cutting position calibration tool, preferably, the length of the standard rod is greater than the length of the first end member, and the length of the first end member is greater than the length of the second end member.

[0014] Compared to the prior art, the present invention includes a standard rod, a first end member, and a second end member. The first end member is fixedly connected to one end of the standard rod, and one end of the second end member is fixedly connected to the other end of the standard rod. The densities of the standard rod, the first end member, and the second end member are different. The present invention simulates the middle portion of a tobacco segment by providing a standard rod, simulates the lit end of the tobacco segment by using the first end member, and simulates the twisted end of the tobacco segment by using the second end member. The present invention is a standard component and is tested using a microwave density meter. If the test value is within the normal deviation of the standard value, it indicates that the measurement accuracy of the microwave density meter meets the requirements. If the test value is outside the normal deviation, it indicates that the microwave density meter needs to be calibrated.

[0015] The utility model effectively solves the technical problem of being unable to calibrate the microwave density measuring instrument in the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is an axonometric drawing of the present utility model;

[0017] Figure 2 It is an exploded view of the utility model;

[0018] Figure 3It is a half-section structural schematic diagram of the present utility model.

[0019] Description of the reference numerals: standard rod 1 , first end member 2 , second end member 3 , through hole 4 , first clamping block 5 , second clamping block 6 , first groove 7 , third clamping block 8 , second groove 9 , fourth clamping block 10 . DETAILED DESCRIPTION

[0020] The following describes embodiments of the present invention in detail. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended only to explain the present invention and are not to be construed as limiting the present invention.

[0021] The embodiment of the present utility model: Figure 1-Figure 3 As shown, a cigarette cutting position calibration tool includes a standard rod 1, a first end member 2 and a second end member 3. The first end member 2 is fixedly connected to one end of the standard rod 1, and one end of the second end member 3 is fixedly connected to the other end of the standard rod 1. The densities of the standard rod 1, the first end member 2 and the second end member 3 are different.

[0022] By arranging the standard rod 1, the first end member 2 and the second end member 3 with different densities to simulate the density of different parts of the tobacco segment of the cigarette, the utility model is closer to the real tobacco segment, ensuring that the measurement result of the microwave density meter is close to the true value.

[0023] The standard segment 1 is used to simulate the middle part of the tobacco segment, and the density of the standard segment 1 is the same as the density of the middle part of the standard tobacco segment. The first end component 2 is used to simulate the ignition end of the tobacco segment, and the density of the first end component 2 is equal to the density of the ignition end of the standard tobacco segment. The second end component 3 is used to simulate the twisted end of the tobacco segment, and the density of the second end component 3 is equal to the density of the twisted end of the standard tobacco segment.

[0024] In a specific embodiment, a through hole 4 is formed in the axial direction of the standard rod 1 , a plurality of first clamping blocks 5 are formed at one end of the standard rod 1 , and a plurality of second clamping blocks 6 are formed at the other end of the standard rod 1 .

[0025] The provision of the through hole 4 facilitates the control of the density of the standard rod 1 , and the provision of the first clamping block 5 and the second clamping block 6 facilitates the connection of the first end member 2 and the second end member 3 .

[0026] Furthermore, a first groove 7 is formed at one end of the first end member 2, and a plurality of third clamping blocks 8 are formed at this end. The first clamping blocks 5 at the end of the standard rod 1 are arranged at equal intervals along the circumferential direction, and the spacing between adjacent first clamping blocks 5 is equal to the width of the third clamping blocks 8. The third clamping blocks 8 are arranged at equal intervals along the circumferential direction at the end of the first end member 2, and the spacing between adjacent third clamping blocks 8 is equal to the width of the first clamping blocks 5.

[0027] In this embodiment, preferably, four first clamping blocks 5 are arranged at equal intervals at the end of the standard rod 1, and the four first clamping blocks 5 are symmetrical with respect to the axis of the standard rod 1. Four third clamping blocks 8 are arranged at the end of the first end member 2, and the third clamping blocks 8 cooperate with the first clamping blocks 5 to form a mortise and tenon structure.

[0028] A second groove 9 is formed at one end of the second end member 3, and a plurality of fourth clamping blocks 10 are formed at this end. The second clamping blocks 6 at the end of the standard rod 1 are arranged at equal intervals along the circumferential direction, and the spacing between adjacent second clamping blocks 6 is equal to the width of the fourth clamping blocks 10. The fourth clamping blocks 10 are arranged at equal intervals along the circumferential direction at the end of the second end member 3, and the spacing between adjacent fourth clamping blocks 10 is equal to the width of the second clamping blocks 6.

[0029] In this embodiment, four second clamping blocks 6 are preferably provided at equal intervals at the end of the standard rod 1, with each pair of the four second clamping blocks 6 being symmetrical with respect to the axis of the standard rod 1. Four fourth clamping blocks 10 are provided at the end of the second end member 3, and the fourth clamping blocks 10 cooperate with the second clamping blocks 6 to form a mortise and tenon structure. The mortise and tenon structure is installed by interlocking to achieve connection, effectively ensuring coaxiality, providing extremely high stability, and making the structure more secure.

[0030] Furthermore, the diameters of the first groove 7 , the second groove 9 and the through hole 4 are equal. The length of the standard rod 1 is greater than the length of the first end member 2 , and the length of the first end member 2 is greater than the length of the second end member 3 .

[0031] The working principle of the present invention is as follows: the first end member 2 is connected to the standard rod 1 by cooperating with the third clamping block 8 and the first clamping block 5, and the second end member 3 is connected to the standard rod 1 by cooperating with the fourth clamping block 10 and the second clamping block 6. In order to prevent them from detaching, the first end member 2 and the second end member 3 can be glued together with the standard rod 1 using polymer glue.

[0032] Since the standard rod 1, the first end member 2, and the second end member 3 have different densities, a density difference is formed after they are connected, simulating the density distribution of the tobacco segment of a real cigarette.

[0033] Finally, the microwave density meter was used to measure the utility model. If the measurement results fluctuated within ±0.5 of the standard value, the microwave density meter's measurement results were accurate. If they exceeded this range, the microwave density meter needed to be adjusted and re-measured until it passed the test. The qualified microwave density meter was then used to measure actual cigarette tobacco segments to ensure the accuracy of the tobacco segment measurement results.

[0034] The above describes in detail the structure, features and effects of the present invention based on the embodiments shown in the drawings. The above is only a preferred embodiment of the present invention, but the scope of implementation of the present invention is not limited to what is shown in the drawings. Any changes made in accordance with the concept of the present invention, or modifications to equivalent embodiments with equivalent changes, which do not exceed the spirit covered by the description and drawings, should be within the scope of protection of the present invention.

Claims

1. A cigarette cutting position calibration tool, characterized by: The invention comprises a standard rod (1), a first end member (2) and a second end member (3), wherein the first end member (2) is fixedly connected to one end of the standard rod (1), and one end of the second end member (3) is fixedly connected to the other end of the standard rod (1); and the standard rod (1), the first end member (2) and the second end member (3) have different densities.

2. The cigarette cutting position calibration tool according to claim 1, characterized in that: A through hole (4) is formed in the standard rod (1) along the axial direction, a plurality of first clamping blocks (5) are formed at one end of the standard rod (1), and a plurality of second clamping blocks (6) are formed at the other end of the standard rod (1).

3. The cigarette cutting position calibration tool according to claim 2, characterized in that: A first groove (7) is formed at one end of the first end member (2), and a plurality of third clamping blocks (8) are formed at the same end.

4. The cigarette cutting position calibration tool according to claim 3, characterized in that: The first clamping blocks (5) at the end of the standard rod (1) are arranged at equal intervals along the circumferential direction, and the spacing between adjacent first clamping blocks (5) is equal to the width of the third clamping blocks (8); the third clamping blocks (8) are arranged at equal intervals along the circumferential direction at the end of the first end member (2), and the spacing between adjacent third clamping blocks (8) is equal to the width of the first clamping block (5).

5. The cigarette cutting position calibration tool according to claim 4, characterized in that: A second groove (9) is formed at one end of the second end member (3), and a plurality of fourth clamping blocks (10) are formed at the same end.

6. The cigarette cutting position calibration tool according to claim 5, characterized in that: The second clamping blocks (6) at the end of the standard rod (1) are arranged at equal intervals along the circumferential direction, and the spacing between adjacent second clamping blocks (6) is equal to the width of the fourth clamping block (10). The fourth clamping blocks (10) are arranged at equal intervals along the circumferential direction at the end of the second end member (3), and the spacing between adjacent fourth clamping blocks (10) is equal to the width of the second clamping block (6).

7. The cigarette cutting position calibration tool according to claim 6, characterized in that: The diameters of the first groove (7), the second groove (9) and the through hole (4) are equal.

8. The cigarette cutting position calibration tool according to claim 7, characterized in that: The length of the standard rod (1) is greater than the length of the first end member (2), and the length of the first end member (2) is greater than the length of the second end member (3).