阅读说明：本技术 一种烟梗施加雾化剂的制备工艺 (Preparation process for applying atomizing agent to tobacco stems ) 是由 刘文锋 张耀华 熊国玺 杨俊鹏 郑茜 于 2019-10-24 设计创作，主要内容包括：本发明提供一种烟梗施加雾化剂的制备工艺,包括以下步骤：原料烟梗预处理；将经过所述预处理后的原料烟梗进行雾化剂浸渍处理；将经过所述浸渍处理的原料烟梗进行压梗、筛分处理；将经过所述筛分处理后的原料烟梗进行一次干燥处理后切成梗丝；将所述梗丝进行二次干燥处理后贮存备用。本发明一种烟梗施加雾化剂的制备工艺创造性地以烟梗为原料,进行雾化剂浸渍处理,制备含雾化剂的梗丝应用到新型加热不燃烧卷烟的原料烟丝中,拓宽新型烟草烟丝原料使用范围,提高烟梗利用价值,降低新型烟草原料成本；且本发明制备工艺具备工业化生产条件,可直接在烟梗中大比例施加雾化剂,雾化剂施加比例可调节。(The invention provides a preparation process for applying an atomizing agent to tobacco stems, which comprises the following steps: pretreating raw material tobacco stems; carrying out atomization agent dipping treatment on the pretreated raw material tobacco stems; pressing and screening the impregnated raw material tobacco stems; the raw material tobacco stems after the screening treatment are subjected to primary drying treatment and then cut into cut stems; and carrying out secondary drying treatment on the cut stems and storing the cut stems for later use. The preparation process for applying the atomizing agent to the tobacco stems creatively takes the tobacco stems as the raw material, carries out the impregnation treatment of the atomizing agent, prepares the cut stems containing the atomizing agent and applies the cut stems to the raw material cut tobacco of the novel heating non-combustible cigarette, widens the application range of the novel tobacco cut tobacco raw material, improves the utilization value of the tobacco stems and reduces the cost of the novel tobacco raw material; the preparation process has industrial production conditions, and can directly apply the atomizing agent to the tobacco stems in a large proportion, and the application proportion of the atomizing agent can be adjusted.)

1. The preparation process for applying the atomizing agent to the tobacco stems is characterized by comprising the following steps of:

pretreating raw material tobacco stems;

carrying out atomization agent dipping treatment on the pretreated raw material tobacco stems;

pressing and screening the impregnated raw material tobacco stems;

the raw material tobacco stems after the screening treatment are subjected to primary drying treatment and then cut into cut stems;

and carrying out secondary drying treatment on the cut stems and storing the cut stems for later use.

2. A process for preparing tobacco stem atomizing agent according to claim 1, characterized in that the pretreatment is: sieving to remove fine stems and stem stalks with diameters less than 3mm, and cleaning with water to remove ash floating on the surface of the tobacco stems.

3. The preparation process of applying the atomizing agent to the tobacco stems as claimed in claim 1, wherein the dipping treatment conditions are that the atomizing agent and water are prepared into atomizing agent liquid according to the weight ratio of 1:2 ~ 4, the raw material tobacco stems and the atomizing agent liquid are soaked in a drum-type stem soaking machine according to the weight ratio of 1:1.1 ~ 1.3.3, a drum swings at an amplitude of less than 70 degrees, and the raw material tobacco stems are rolled and dipped in the drum-type stem soaking machine for 45 ~ 55 min.

4. The process for preparing tobacco stem atomizing agent according to claim 1, wherein the stem pressing roller gap is 0.28 ~ 0.32.32 mm, and the screening sieve removes the powder with the diameter of less than 1.0 mm.

5. The process for preparing tobacco stem atomizing agent according to claim 1, wherein the drying temperature of the primary drying treatment is less than or equal to 80 ℃, and the drying time is 3 ~ 6 min.

6. The process for preparing tobacco stem atomizing agent according to claim 1, wherein the drying temperature of the secondary drying treatment is less than or equal to 80 ℃, and the drying time is 3 ~ 6 min.

7. A process for preparing tobacco stems by applying an atomizing agent to the tobacco stems according to claim 5 or 6, wherein the primary drying treatment or the secondary drying treatment is carried out in a mesh belt type dryer.

Technical Field

The invention relates to the technical field of tobacco processing,

in particular, the invention relates to a preparation process for applying an atomizing agent to tobacco stems.

Background

The tobacco shred raw material is used as a key formula component of a novel tobacco (electric heating non-combustible cigarette) product, the sensory quality, style and aroma characteristics of the tobacco shred raw material are determined by the tobacco shred raw material composition, and the smoke release amount in the smoking process is determined by the tobacco shred raw material atomizing agent content. The existing novel tobacco atomizing agent is applied by processing tobacco leaves into powder and applying the atomizing agent as a solvent to form reconstituted tobacco (rolled sheet) containing the atomizing agent, the process flow is complex, the large-proportion online application of the atomizing agent cannot be realized, and the sensory quality of the tobacco sheet contains large bad smell.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide a preparation process for applying a fogging agent to tobacco stems.

In order to solve the problems, the invention adopts the following technical scheme:

a preparation process for applying an atomizing agent to tobacco stems comprises the following steps:

pretreating raw material tobacco stems;

carrying out atomization agent dipping treatment on the pretreated raw material tobacco stems;

pressing and screening the impregnated raw material tobacco stems;

the raw material tobacco stems after the screening treatment are subjected to primary drying treatment and then cut into cut stems;

and carrying out secondary drying treatment on the cut stems and storing the cut stems for later use.

Preferably, the pretreatment is: sieving to remove fine stems and stem stalks with diameters less than 3mm, and cleaning with water to remove ash floating on the surface of the tobacco stems.

Preferably, the dipping treatment conditions are that a fogging agent and water are prepared into a fogging agent liquid according to the weight ratio of 1:2 ~ 4, the raw material tobacco stems and the fogging agent liquid are soaked in a drum-type tobacco stem soaking machine according to the weight ratio of 1:1.1 ~ 1.3.3, a drum swings at an amplitude of less than 70 degrees, and the raw material tobacco stems are rolled and dipped in the drum for 45 ~ 55 min.

Preferably, the stalk pressing roll gap is 0.28 ~ 0.32.32 mm, and the sieve screens off powder with the diameter of less than 1.0 mm.

Preferably, the drying temperature of the primary drying treatment is less than or equal to 80 ℃, and the drying time is 3 ~ 6 min.

Preferably, the drying temperature of the secondary drying treatment is less than or equal to 80 ℃, and the drying time is 3 ~ 6 min.

Preferably, the primary drying treatment or the secondary drying treatment is performed in a mesh belt dryer.

Compared with the prior art, the invention has the technical effects that:

the preparation process for applying the atomizing agent to the tobacco stems creatively takes the tobacco stems as the raw material, carries out the impregnation treatment of the atomizing agent, prepares the cut stems containing the atomizing agent and applies the cut stems to the raw material cut tobacco of the novel heating non-combustible cigarette, widens the application range of the novel tobacco cut tobacco raw material, improves the utilization value of the tobacco stems and reduces the cost of the novel tobacco raw material; the preparation process has industrial production conditions, and can directly apply the atomizing agent to the tobacco stems in a large proportion, and the application proportion of the atomizing agent can be adjusted.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following 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.

The embodiment of the invention provides a preparation process for applying an atomizing agent to tobacco stems, which comprises the following steps:

(1) pretreating raw material tobacco stems;

(2) carrying out atomization agent dipping treatment on the pretreated raw material tobacco stems;

(3) pressing and screening the impregnated raw material tobacco stems;

(4) the raw material tobacco stems after the screening treatment are subjected to primary drying treatment and then cut into cut stems;

(5) and (5) carrying out secondary drying treatment on the cut stems and storing the cut stems for later use.

Preferably, the pretreatment condition in the step (1) is that the fine stems and stem stalks with the diameter less than 3mm are screened off and then washed by water to remove the ash floating on the surfaces of the tobacco stems, and warm water with the temperature of 30 ~ 40 ℃ can be used for washing in order to improve the washing effect.

Preferably, the dipping treatment conditions in the step (2) are that a fogging agent and water are prepared into a fogging agent liquid according to the weight ratio of 1:2 ~ 4, the raw material tobacco stems and the fogging agent liquid are soaked in a drum-type tobacco stem soaking machine according to the weight ratio of 1:1.1 ~ 1.3.3, a drum swings at an amplitude of less than 70 degrees, the raw material tobacco stems are rolled and dipped in the drum, the soaking time is 45 ~ 55min, the fogging agent liquid in the drum is completely absorbed after soaking, the moisture content of the tobacco stems is about 43% to ~ 45%, the tobacco stem fibers are fully swelled, the volume is increased by about 1.2 ~ 1.4.4 times, the tobacco stems are soft, the surfaces have no free water, and the proportion of the fogging agent to the water is adjusted by adjusting the weight ratio of the fogging agent to the water.

Preferably, in the step (3), the pressing gap of the pressed tobacco stems is 0.28 ~ 0.32.32 mm, no clear water seeps out of the pressed tobacco stems, the pressed tobacco stems are in a sheet shape and have no obvious rebound, and then the crushed tobacco stems with the diameter of less than 1.0mm are sieved.

Preferably, the drying temperature of the primary drying treatment in the step (4) is less than or equal to 80 ℃, the drying time is 3 ~ 6min, the moisture content of the tobacco stems after stem pressing is about 44%, a mesh belt type dryer is used for drying the tobacco stems, materials are conveyed to perform reciprocating operation (upper feeding and bottom discharging), a lower air blowing type is adopted, the volume of the tobacco stems can be ensured not to retract by low-temperature hot air baking at the drying temperature of less than or equal to 80 ℃, the moisture content of the dried tobacco stems is 32% ~ 35%, and the tobacco stems are cut into cut stems with the thickness of 0.08mm after primary drying so as to meet the application requirements.

Preferably, in the step (5), the tobacco stems are dried by adopting a mesh belt type dryer, the material is conveyed to perform reciprocating operation (feeding at the upper part and discharging at the bottom part), a lower blowing type is adopted, the drying temperature is less than or equal to 80 ℃, the drying time is 3 ~ 6min, the moisture content of the cut stems after secondary drying is 11% and ~ 12%, and the cut stems are filamentous and similar to the cut tobacco in shape.

The atomizing agent in the present invention may be at least one of propylene glycol or glycerin.

The tobacco stems are creatively used as raw materials, the impregnation treatment of the atomizing agent is carried out, the prepared stem shreds containing the atomizing agent are applied to the raw material tobacco shreds of the novel heating non-combustible cigarette, the application range of the novel tobacco shred raw materials is widened, the utilization value of the tobacco stems is improved, and the cost of the novel tobacco raw materials is reduced; the preparation process has industrial production conditions, and can directly apply the atomizing agent to the tobacco stems in a large proportion, and the application proportion of the atomizing agent can be adjusted.

The following is a further description with reference to specific examples.