CN213557755U - Nozzle for cigarette making machine - Google Patents
Nozzle for cigarette making machine Download PDFInfo
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- CN213557755U CN213557755U CN202022340542.7U CN202022340542U CN213557755U CN 213557755 U CN213557755 U CN 213557755U CN 202022340542 U CN202022340542 U CN 202022340542U CN 213557755 U CN213557755 U CN 213557755U
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Abstract
The utility model discloses a nozzle for a cigarette making machine, which comprises a nozzle and a nozzle head, wherein a first spraying cavity is arranged inside the nozzle head, an external thread is arranged at one end outside the nozzle head, and installation steps are arranged at the joint of other parts of the nozzle head and the external thread; the inner part of the nozzle is provided with a second spraying cavity, one end of the outer part of the nozzle is provided with an internal thread, and the joint of other parts of the nozzle and the internal thread is provided with a mounting step; the nozzle head and the nozzle form a detachable fixed connection structure through the matching of the internal thread and the external thread, the diameter of the second spraying cavity is larger than that of the first spraying cavity, and the two spraying cavities are communicated. According to the nozzle designed by the utility model, the nozzle head and the nozzle are detachably assembled together, when the nozzle head is damaged accidentally, only the nozzle head needs to be replaced, so that the time is saved and the maintenance cost is reduced; the glue is sprayed more smoothly.
Description
Technical Field
The utility model relates to a glue spraying component of a cigarette making machine, more specifically, the utility model relates to a can dismantle the nozzle for the cigarette making machine of change.
Background
As shown in figure 1, the glue spraying component of the cigarette making machine is used for coating glue on cigarette paper lap wrapping cigarette bundles; after the cigarette making machine is started, the cigarette paper wraps the cigarette bundles and moves forwards, the glue spraying nozzle moves downwards to be contacted with the cigarette paper lap under the action of the rotary cylinder, the spraying needle moves backwards under the action of the cylinder, and glue entering the glue pipe flows out of the glue spraying nozzle and is adhered to the cigarette paper lap, so that the gluing process of the cigarette paper is completed.
The glue spraying nozzle of the original machine is made of an integral carbon steel material, in the actual production, as the cigarette paper lap is contacted with the glue spraying nozzle, the cigarette bundle and the cigarette paper move forwards at a high speed, after the cigarette paper runs for a period of time, the end part of the glue spraying nozzle is abraded by the cigarette paper, so that the vertical glue coating mode of glue discharged from the nozzle is changed, the glue can flow out of the cigarette paper lap, the hidden danger is brought to the product quality, and the running stability of the equipment is influenced due to strip running; meanwhile, the spray needle cannot turn off the glue nozzle when the machine is stopped due to abrasion, so that the working area can be polluted and glue is wasted. The nozzle and the spray needle need to be replaced simultaneously during replacement, which consumes more time.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes prior art's is not enough, provides an embodiment for cigarette machine's nozzle to expect can solve the easy wearing and tearing of current nozzle and change the problem that takes time.
In order to solve the technical problem, the utility model adopts the following technical scheme:
a nozzle for a cigarette making machine comprises a nozzle and a nozzle head, wherein a first spraying cavity is formed in the nozzle head, an external thread is formed at one end of the outer part of the nozzle head, and a mounting step is formed at the joint of the other part of the nozzle head and the external thread; the inner part of the nozzle is provided with a second spraying cavity, one end of the outer part of the nozzle is provided with an internal thread, and the joint of other parts of the nozzle and the internal thread is provided with a mounting step; the nozzle head and the nozzle form a detachable fixed connection structure through the matching of the internal thread and the external thread, the diameter of the second spraying cavity is larger than that of the first spraying cavity, and the two spraying cavities are communicated.
The technical scheme is that the nozzle head of the nozzle for the cigarette making machine is made of wear-resistant ceramic materials. The nozzle may be made of carbon steel.
The technical scheme is that the first injection cavity is formed by combining a first cylindrical cavity, a first circular truncated cone-shaped cavity and a second circular truncated cone-shaped cavity, the end of the first cylindrical cavity is smoothly communicated with the bottom of the first circular truncated cone-shaped cavity, and the bottom of the second circular truncated cone-shaped cavity is smoothly communicated with the top of the first circular truncated cone-shaped cavity.
Preferably, the length of the first cylindrical cavity is at least twice the length of the first frustoconical cavity, and the length of the first frustoconical cavity is at least twice the length of the second frustoconical cavity.
The periphery of the nozzle is provided with a convex ring, and a limit groove is arranged beside the convex ring.
The technical scheme is that the second injection cavity is formed by combining a second cylindrical cavity, a third cylindrical cavity and a third circular truncated cone-shaped cavity, the diameter of the second cylindrical cavity is larger than that of the third cylindrical cavity, so that a step is formed at the joint of the second cylindrical cavity and the third cylindrical cavity, and the bottom of the third circular truncated cone-shaped cavity is smoothly communicated with the end of the third cylindrical cavity.
Preferably, the diameter of the top circular surface of the third circular truncated cone-shaped cavity is larger than that of the first cylindrical cavity.
Preferably, the length of the third cylindrical cavity is greater than the length of the second cylindrical cavity, which is greater than the length of the third frustoconical cavity.
Compared with the prior art, the utility model discloses following beneficial effect has at least:
the nozzle designed by the utility model uses the nozzle head made of wear-resistant ceramic material, thus prolonging the service life of the nozzle, reducing the failure outage rate of the equipment and eliminating a hidden trouble point influencing the product quality; the nozzle head and the nozzle are detachably assembled together, when the nozzle head is accidentally damaged, only the nozzle head needs to be replaced, time is saved, and the maintenance cost is reduced; the spray cavity in the nozzle is designed, so that the glue can be sprayed more smoothly.
Drawings
Fig. 1 shows the structure of a glue spraying assembly of a conventional cigarette making machine.
Fig. 2 shows an external structure of a conventional nozzle.
Fig. 3 is a cross-sectional view of fig. 2.
Figure 4 is an external configuration of the nozzle for a cigarette making machine of the present invention.
Fig. 5 is a cross-sectional view of fig. 4.
In the above drawings, the reference numerals in the drawings denote: the nozzle comprises a nozzle 1, a spray needle 2, a cylinder 3, a rubber inlet pipe 4, a nozzle head 5, an installation step 6, a first cylindrical cavity 7, a first circular truncated cone-shaped cavity 8, a second circular truncated cone-shaped cavity 9, a convex ring 10, a limiting groove 11, a second cylindrical cavity 12, a third cylindrical cavity 13 and a third circular truncated cone-shaped cavity 14.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, a glue spraying assembly of a conventional cigarette making machine comprises a nozzle 1, a spray needle 2, an air cylinder 3, a glue feeding pipe 4 and the like, wherein the spray needle is positioned inside the nozzle and can block a nozzle opening, a channel of the nozzle is opened when the spray needle exits from the nozzle, so that glue in the glue feeding pipe can enter the nozzle, and the spray needle can be inserted into the nozzle to stop glue spraying. After the cigarette making machine is started, the cigarette paper wraps the cigarette bundles and moves forwards, the nozzle moves downwards to be in contact with the cigarette paper lap under the action of the rotary cylinder, the spray needle moves backwards under the action of the cylinder, and glue in the glue inlet pipe flows out of the glue spray nozzle and is adhered to the cigarette paper lap, so that the gluing process of the cigarette paper is completed.
The structure of the existing nozzle is shown in figures 2 and 3, the nozzle is an integral carbon steel nozzle, is easy to wear after long-term use and needs to be integrally replaced, and not only is time consuming, but also the cost is higher. The cavity structure in the nozzle is not favorable for stable ejection of glue.
The utility model overcomes above-mentioned defect, the structure of the nozzle for the cigarette machine that provides is shown in fig. 4 and 5, and fig. 4 shows the external shape of the nozzle for the cigarette machine, and fig. 5 shows the internal structure of the nozzle for the cigarette machine. As can be seen from these two figures, the nozzle for a cigarette making machine comprises a nozzle 1 and a nozzle head 5, which are combined in two configurations. The nozzle head is internally provided with a first spraying cavity which is a glue spraying channel, one end of the outside of the nozzle head is provided with an external thread, the joint of other parts of the nozzle head and the external thread is provided with an installation step 6, and the installation step is used for ensuring that the nozzle head is installed in place. The inside of the nozzle is provided with a second spraying cavity which is also a glue spraying channel, one end of the outside of the nozzle is provided with internal threads, and the joint of other parts of the nozzle and the internal threads is provided with a mounting step 6. The nozzle head and the nozzle form a detachable fixed connection structure through the matching of the internal thread and the external thread, the diameter of the second spraying cavity is larger than that of the first spraying cavity, the two spraying cavities are communicated, and the glue enters the first spraying cavity from the second spraying cavity under the pressure and then is sprayed out from the nozzle head.
In order to make the nozzle head more durable, the nozzle head is made of wear-resistant ceramic material. The wear-resistant ceramic is a widely used material, such as wear-resistant ceramic taking Al2O3 as a main raw material, and has the advantages of high hardness, good wear resistance, light weight and good heat resistance.
The first injection cavity is formed by combining a first cylindrical cavity 7, a first circular truncated cone-shaped cavity 8 and a second circular truncated cone-shaped cavity 9, the end of the first cylindrical cavity 7 is smoothly communicated with the bottom of the first circular truncated cone-shaped cavity 8, and the bottom of the second circular truncated cone-shaped cavity 9 is smoothly communicated with the top of the first circular truncated cone-shaped cavity 8. That is, the diameter of the bottom circle of the first circular truncated cone shaped cavity is the same as the diameter of the first cylindrical cavity, but the diameter of the top circle of the first circular truncated cone shaped cavity is smaller than the diameter of the bottom circle thereof. The diameter of the bottom circle of the second circular truncated cone-shaped cavity is the same as that of the top circle of the first circular truncated cone-shaped cavity, but the diameter of the top circle of the second circular truncated cone-shaped cavity is smaller than that of the bottom circle of the second circular truncated cone-shaped cavity.
The length of the first cylindrical cavity 7 is at least twice the length of the first circular truncated cone shaped cavity 8, and the length of the first circular truncated cone shaped cavity 8 is at least twice the length of the second circular truncated cone shaped cavity 9.
The periphery of the nozzle is provided with a convex ring 10, and a limit groove 11 is arranged beside the convex ring. The convex ring has the function of ensuring that the nozzle is firmly installed by being mechanically matched with other structures when the nozzle is installed on the glue spraying assembly of the cigarette making machine, and similarly, the limiting groove is arranged beside the convex ring to further improve the installation stability, and can be a groove which is encircled along the root part of the convex ring.
The second injection cavity is formed by combining a second cylindrical cavity 12, a third cylindrical cavity 13 and a third circular truncated cone-shaped cavity 14, the diameter of the second cylindrical cavity 12 is larger than that of the third cylindrical cavity 13, so that a step is formed at the joint of the second cylindrical cavity and the third cylindrical cavity, and the bottom of the third circular truncated cone-shaped cavity 14 is smoothly communicated with the end of the third cylindrical cavity 13. That is, the diameter of the bottom circle of the third circular truncated cone-shaped cavity is the same as that of the third cylindrical cavity, and the diameter of the top circle of the third circular truncated cone-shaped cavity is smaller than that of the bottom circle of the third circular truncated cone-shaped cavity.
The diameter of the top circular surface of the third circular truncated cone-shaped cavity is larger than that of the first cylindrical cavity.
The length of the third cylindrical cavity is greater than the length of the second cylindrical cavity, which is greater than the length of the third frustoconical cavity.
The nozzle of the structure is wear-resistant and easy to replace, the glue is sprayed more smoothly, and the spray needle is easy to effectively block the nozzle.
Although the invention has been described herein with reference to the illustrated embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications may be made to the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure herein. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (8)
1. A nozzle for a cigarette making machine is characterized by comprising the nozzle and a nozzle head, wherein a first spraying cavity is formed in the nozzle head, an external thread is formed at one end of the outer part of the nozzle head, and an installation step is formed at the joint of the other part of the nozzle head and the external thread; the inner part of the nozzle is provided with a second spraying cavity, one end of the outer part of the nozzle is provided with an internal thread, and the joint of other parts of the nozzle and the internal thread is provided with a mounting step; the nozzle head and the nozzle form a detachable fixed connection structure through the matching of the internal thread and the external thread, the diameter of the second spraying cavity is larger than that of the first spraying cavity, and the two spraying cavities are communicated.
2. A nozzle as claimed in claim 1, wherein said nozzle tip is made of a wear resistant ceramic material.
3. The nozzle of claim 1 wherein said first injector chamber is formed by the combination of a first cylindrical chamber, a first frustoconical chamber, and a second frustoconical chamber, the end of said first cylindrical chamber being in smooth communication with the bottom of said first frustoconical chamber, the bottom of said second frustoconical chamber being in smooth communication with the top of said first frustoconical chamber.
4. The nozzle of claim 3, wherein said first cylindrical cavity has a length at least twice that of said first frustoconical cavity and said first frustoconical cavity has a length at least twice that of said second frustoconical cavity.
5. A nozzle as claimed in claim 1, wherein said nozzle has a raised ring about its periphery and a retaining groove adjacent said raised ring.
6. The nozzle of claim 3 wherein said second injector chamber is formed by the combination of a second cylindrical chamber, a third cylindrical chamber and a third frustoconical chamber, said second cylindrical chamber having a diameter greater than the diameter of the third cylindrical chamber such that the junction of the second cylindrical chamber and the third cylindrical chamber forms a step, the bottom of said third frustoconical chamber being in smooth communication with the end of said third cylindrical chamber.
7. The nozzle of claim 6 wherein said third frustoconical cavity has a top circular diameter greater than a diameter of said first cylindrical cavity.
8. The nozzle of claim 7 wherein said third cylindrical cavity has a length greater than a length of said second cylindrical cavity, said second cylindrical cavity having a length greater than a length of said third frustoconical cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022340542.7U CN213557755U (en) | 2020-10-20 | 2020-10-20 | Nozzle for cigarette making machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022340542.7U CN213557755U (en) | 2020-10-20 | 2020-10-20 | Nozzle for cigarette making machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213557755U true CN213557755U (en) | 2021-06-29 |
Family
ID=76527303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022340542.7U Active CN213557755U (en) | 2020-10-20 | 2020-10-20 | Nozzle for cigarette making machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213557755U (en) |
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2020
- 2020-10-20 CN CN202022340542.7U patent/CN213557755U/en active Active
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