CN203173444U - Conveying device composited with filter rod - Google Patents
Conveying device composited with filter rod Download PDFInfo
- Publication number
- CN203173444U CN203173444U CN 201320153978 CN201320153978U CN203173444U CN 203173444 U CN203173444 U CN 203173444U CN 201320153978 CN201320153978 CN 201320153978 CN 201320153978 U CN201320153978 U CN 201320153978U CN 203173444 U CN203173444 U CN 203173444U
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- China
- Prior art keywords
- roller
- filter stick
- negative pressure
- adsorption tank
- adsorption
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- Expired - Fee Related
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- 238000005096 rolling process Methods 0.000 claims abstract description 24
- 238000001179 sorption measurement Methods 0.000 claims description 102
- 150000001875 compounds Chemical class 0.000 claims description 25
- 238000012546 transfer Methods 0.000 claims description 17
- 239000002131 composite material Substances 0.000 claims description 16
- 239000008896 Opium Substances 0.000 claims description 12
- 229960001027 opium Drugs 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 5
- 235000019504 cigarettes Nutrition 0.000 abstract description 9
- 238000010521 absorption reaction Methods 0.000 abstract 4
- 241000208125 Nicotiana Species 0.000 description 4
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 244000176261 Viburnum cassinoides Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
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- Manufacturing Of Cigar And Cigarette Tobacco (AREA)
Abstract
The utility model provides a conveying device composited with a filter rod, and the conveying device comprises a first roller, a second roller, a third roller, a negative pressure tube and absorption tanks; the first roller is arranged on a conveying track, absorbs the filter rod on the conveying track through negative pressure when being contacted with the conveying track, and conveys the filter rod forwards when rolling; the second roller is contacted with the first roller, absorbs the filter rod on the first roller through negative pressure when being contacted with the first roller, and conveys the filter rod forwards when rolling; the third roller is contacted with the second roller, absorbs the filter rod on the second roller through negative pressure when being contacted with the second roller, and pushes the filter rod into a cigarette gun of a forming machine when rolling; the negative pressure tubes are respectively arranged in the first roller, the second roller and the third roller in umbrella shapes; the absorption tanks are respectively arranged on the rolling circumferences of the first roller, the second roller and the third roller in sequence; vents are arranged in the absorption tanks; and the vents are communicated with the negative pressure tubes, so that the filter rod is absorbed into the absorption tanks through the negative pressure. According to the conveying device composited with the filter rod, the precise conveying of a filter tip can be realized.
Description
Technical field
The utility model relates to tobacco machine device field, is specially the compound conveyer of a kind of filter stick.
Background technology
At present filter tip has obtained overall application at tobacco business, has play a part important to the reducing tar and reducing harm of cigarette.The world " Framework Convention on Tobacco Control " is formal to be started along with China fulfils, and middle cigarette main office has done long-range plan and guidance to the harm of cigarette, and tar content must successively decrease year by year, realizes the policy of moist-keeping flavouring, lowering harm and decreasing coking.
Because China's major part all is based on fire-cured tobacco type, fall burnt space prescription adjustment and reduce gradually, common filter tip reducing tar and reducing harm has not satisfied requirement, but by the differentiation of filter tip function and the application of new material, has very big development space.All below 8mg, it goes up except filling a prescription and adjusts the tar content tar content of hybrid cigarette at present, and major part is to try every possible means to fall Jiao from the mouth rod, and for example: the laser beam perforation of mouth rod, composite filter, wherein composite filter uses the widest in hybrid cigarette.
Composite filter is a kind of functional form mouth rod, also is a functional form platform in the mouth rod industry, is indispensable platform to new material in application and research aspect the mouth rod.Adopting physical method such as composite filter to fall Jiao is main developing direction from now on.The composite filter make-up machine can be produced as 12:8(or 10:10) etc. the composite filter of different composite ratio length, speed of production be 100-500 rice/minute.This equipment is mainly used in cigarette filter rod manufacturing enterprise, and the composite filter of producing can effectively reduce cigarette tar content, reduces the harm that cigarette brings to human body.
In the process that composite filter is produced, be with filter stick E(white rod for example at present) for example add charge bar with filter stick F() alternately arrange the back at collating unit join end to end state and positioning sorting, send into moulding in the filter-stick forming device then.With filter stick E(white rod for example) for example add charge bar with filter stick F() process of sending into make-up machine after alternately arranging mainly is to adopt gas to blow and two kinds of transfer modes of accelerating pulley roll extrusion at present.But on the one hand gas blows transfer mode and exists and transmit accurate shortcoming inadequately, thereby causes the clearance control between the inhomogeneous and two sections filter sticks of filter stick cutting bad, influences product design.On the other hand, the accelerating pulley roll extrusion is transmitted and accurately and is easily made filter stick distortion or damage inadequately.
The utility model content
The shortcoming of prior art in view of the above, the purpose of this utility model are the conveyer that provides a kind of filter stick compound to be used for solving the problem that the compound conveyer of prior art filter stick transmits inaccuracy, makes the filter stick distortion or damage easily.
Reach other relevant purposes for achieving the above object, the utility model provides a kind of filter stick compound conveyer, its with filter stick be passed to carry out behind the make-up machine opium pipe compound, described conveyer comprises: first roller, be arranged on and transmit on the track, when contact with described transmission track by negative-pressure adsorption transmit on the track filter stick and when the rolling with described filter stick to front transfer; Second roller contacts with described first roller, when contact by the filter stick on described first roller of negative-pressure adsorption and when rolling with described filter stick to front transfer; The 3rd roller contacts with described second roller, when contact by negative-pressure adsorption the filter stick on described second roller and when rolling, described filter stick being pushed in the make-up machine opium pipe; The negative pressure pipe is the inside that umbrella is arranged on described first roller, second roller and the 3rd roller respectively; Adsorption tank is successively set on respectively on the rolling circumference of described first roller, second roller and the 3rd roller; Be provided with air extractor vent in the described adsorption tank; Described air extractor vent communicates with described negative pressure pipe, to make filter stick be adsorbed onto in the adsorption tank by negative pressure.
Preferably, each adsorption tank is provided with two air extractor vents, is separately positioned on the two ends of described adsorption tank.
Preferably, each adsorption tank is provided with an air extractor vent, is arranged on the center of described adsorption tank.
Preferably, in first roller, the negative pressure pipe from the adsorption tank that contacts with the transmission track links to each other until the negative pressure pipe that links to each other with the contacted adsorption tank of described second roller, all is connected with the pressure gas for generation of negative pressure along the filter stick direction of transfer.
Preferably, in second roller, from the negative pressure pipe that links to each other with the contacted adsorption tank of described first roller, until the negative pressure pipe that links to each other with the contacted adsorption tank of described the 3rd roller, all be connected with the pressure gas for generation of negative pressure along the filter stick direction of transfer.
Preferably, in the 3rd roller, from the negative pressure pipe that links to each other with the contacted adsorption tank of described second roller, until the negative pressure pipe that links to each other with the contacted adsorption tank of described make-up machine opium pipe, all be connected with the pressure gas for generation of negative pressure along the filter stick direction of transfer.
Preferably, the both sides of each described adsorption tank are provided with protective sheet, to prevent described filter stick landing.
Preferably, the diameter of described first roller is greater than the diameter of described second roller and the diameter of described the 3rd roller; The diameter of described first roller, described second roller and described the 3rd roller is than being 3:2:2.
Preferably, also comprise the 4th roller and the 5th roller that is connected in turn between described second roller and the 3rd roller; Described the 4th roller contacts with described second roller, when contact by negative-pressure adsorption the filter stick on described second roller and when rolling, described filter stick being forwarded to the 5th roller; Described the 5th roller contacts with described the 4th roller, when contact by negative-pressure adsorption the filter stick on described the 4th roller and when rolling, described filter stick being forwarded to the 3rd roller.
Preferably, by adjusting each roller cireular frequency and opium pipe strap linear velocity ratio, the gap between the control composite filter forms the composite filter that has hollow.
As mentioned above, the compound conveyer of a kind of filter stick of the present utility model has following beneficial effect:
Of the present utility model by adopting three rollers to transmit filter stick successively, some negative pressure pipes are set in each roller, the air extractor vent that links to each other with the negative pressure pipe is set in the adsorption tank on the roller circumference, make adsorption tank live filter stick by negative-pressure adsorption, because the corresponding negative pressure pipe of adsorption tank no longer is connected with pressure gas after first roller contacts second roller, and described second roller corresponding negative pressure Guan Ze of adsorption tank after first roller contacts second roller is connected with pressure gas, so being adsorbed onto second roller smoothly, described filter stick continues to transmit, in like manner, described filtering can be adsorbed to the 3rd roller and continue to transmit, thereby the utility model can be realized the accurate transfer of filter tip.
Description of drawings
Fig. 1 is shown as the front schematic view of the compound conveyer of a kind of filter stick of the present utility model.
Fig. 2 is shown as the side schematic view of the compound conveyer of a kind of filter stick of the present utility model.
Fig. 3 is shown as the structural representation of first roller in the compound conveyer of a kind of filter stick of the present utility model.
Fig. 4 is shown as the structural representation of adsorption tank in the compound conveyer of a kind of filter stick of the present utility model.
The element numbers explanation
1 first roller
11 adsorption tanks
111 air extractor vents
12 negative pressure pipes
2 second rollers
3 the 3rd rollers
4 filter sticks
The specific embodiment
Below by particular specific embodiment embodiment of the present utility model is described, person skilled in the art scholar can understand other advantages of the present utility model and effect easily by the disclosed content of this specification sheets.
See also Fig. 1 to Fig. 4.Notice, the appended graphic structure that illustrates of this specification sheets, ratio, size etc., equal contents in order to cooperate specification sheets to disclose only, understand and reading for person skilled in the art scholar, be not in order to limit the enforceable qualifications of the utility model, so technical essential meaning of tool not, the adjustment of the modification of any structure, the change of proportionate relationship or size, do not influencing under the effect that the utility model can produce and the purpose that can reach, all should still drop on the technology contents that the utility model discloses and get in the scope that can contain.Simultaneously, quote in this specification sheets as " on ", D score, " left side ", " right side ", " centre " reach the term of " " etc., also only for ease of understanding of narrating, but not in order to limit the enforceable scope of the utility model, the change of its relativeness or adjustment, under no essence change technology contents, when also being considered as the enforceable category of the utility model.
To elaborate principle and the embodiment of the compound conveyer of a kind of filter stick of the present utility model below, and make those skilled in the art not need creative work can understand the compound conveyer of a kind of filter stick of the present utility model.
As depicted in figs. 1 and 2, the utility model provides a kind of filter stick compound conveyer, and it is passed to filter stick 4 and carries out behind the make-up machine opium pipe compoundly, and described conveyer comprises: first roller 1, second roller 2, the 3rd roller 3 and adsorption tank 11.
First roller 1 is arranged on and transmits on the track, when contact with described transmission track by negative-pressure adsorption transmit on the track filter stick 4 and when the rolling with described filter stick 4 to front transfer.
As shown in Figure 3, the inside of described first roller 1 is provided with and is the negative pressure pipe 12 that umbrella distributes and arranges.By in described negative pressure pipe 12, passing through pressure gas, make and produce negative pressure in the negative pressure pipe 12.Particularly, in first roller 1, from the negative pressure pipe 12 that the adsorption tank 11 that contacts with the transmission track links to each other, until the negative pressure pipe 12 that links to each other with described second roller, 2 contacted adsorption tanks 11, each negative pressure pipe 12 all is connected with the pressure gas for generation of negative pressure along filter stick 4 direction of transfer.Also namely with in described first roller 1 transmitting the negative pressure pipe 12 that the adsorption tank 11 of described filter tip links to each other and all be connected with pressure gas.
As shown in Figure 4, can arrange in the described adsorption tank 11 air extractor vent 111, two, three, four or a plurality of can.Specifically exist, in the present embodiment, adopt each adsorption tank 11 to be provided with two air extractor vents 111, be separately positioned on the two ends of described adsorption tank 11.Perhaps adopt each adsorption tank 11 to be provided with an air extractor vent 111, be arranged on the center of described adsorption tank 11.
Simultaneously, be provided with protective sheet in the both sides of each described adsorption tank 11, to prevent described filter stick 4 landings.
As shown in Figure 3, the inside of described second roller 2 is provided with and is the negative pressure pipe 12 that umbrella distributes and arranges.By in described negative pressure pipe 12, passing through pressure gas, make and produce negative pressure in the negative pressure pipe 12.Particularly, in second roller 2, from the negative pressure pipe 12 that links to each other with described first roller, 1 contacted adsorption tank 11, until the negative pressure pipe 12 that links to each other with described the 3rd roller 3 contacted adsorption tanks 11, each negative pressure pipe 12 all is connected with the pressure gas for generation of negative pressure in the counterclockwise direction.That is to say that transmitting the negative pressure pipes 12 that the adsorption tank 11 of described filter tip links to each other at described second roller 2 all is connected with pressure gas.Also namely with in described second roller 2 transmitting the negative pressure pipe 12 that the adsorption tank 11 of described filter tip links to each other and all be connected with pressure gas.
As shown in Figure 4, can arrange in the described adsorption tank 11 air extractor vent 111, two, three, four or a plurality of can.Specifically exist, in the present embodiment, adopt each adsorption tank 11 to be provided with two air extractor vents 111, be separately positioned on the two ends of described adsorption tank 11.Perhaps adopt each adsorption tank 11 to be provided with an air extractor vent 111, be arranged on the center of described adsorption tank 11.
Simultaneously, be provided with protective sheet in the both sides of each described adsorption tank 11, to prevent described filter stick 4 landings.
The 3rd roller 3 contacts with described second roller 2, when contact by negative-pressure adsorption the filter stick 4 on described second roller 2 and when rolling, described filter stick 4 being pushed in the make-up machine opium pipe.
As shown in Figure 3, the inside of described the 3rd roller 3 is provided with and is the negative pressure pipe 12 that umbrella distributes and arranges.By in described negative pressure pipe 12, passing through pressure gas, make and produce negative pressure in the negative pressure pipe 12.Particularly, in the 3rd roller 3, from the negative pressure pipe 12 that links to each other with described second roller, 2 contacted adsorption tanks 11, until the negative pressure pipe 12 that links to each other with the contacted adsorption tank 11 of described make-up machine opium pipe, each negative pressure pipe 12 all is connected with the pressure gas for generation of negative pressure along clockwise direction.Also namely with in described the 3rd roller 3 transmitting the negative pressure pipe 12 that the adsorption tank 11 of described filter tip links to each other and all be connected with pressure gas.
As shown in Figure 4, can arrange in the described adsorption tank 11 air extractor vent 111, two, three, four or a plurality of can.Specifically exist, in the present embodiment, adopt each adsorption tank 11 to be provided with two air extractor vents 111, be separately positioned on the two ends of described adsorption tank 11.Perhaps adopt each adsorption tank 11 to be provided with an air extractor vent 111, be arranged on the center of described adsorption tank 11.
Simultaneously, be provided with protective sheet in the both sides of each described adsorption tank 11, to prevent described filter stick 4 landings.
In addition, in the present embodiment, for improving the precision degree that transmits, the diameter of described first roller 1 is greater than the diameter of described second roller 2; The diameter of described second roller 2 is greater than the diameter of described the 3rd roller 3.The diameter ratio of described first roller 1, described second roller 2 and described the 3rd roller 3 is preferably 3:2:2.
In addition, in the utility model, the quantity of roller also can be five except above-mentioned described three.But can not be four.Owing to transmit filter stick between the roller and be relay-type up and down, make that transmission can be continuous so can increase by two rollers again.Particularly, in the present embodiment, also comprise the 4th roller and the 5th roller (not shown) that are connected in turn between described second roller 2 and the 3rd roller 3; Described the 4th roller contacts with described second roller 2, when contact by negative-pressure adsorption the filter stick on described second roller 2 and when rolling, described filter stick being forwarded to the 5th roller; Described the 5th roller contacts with described the 4th roller, when contact by negative-pressure adsorption the filter stick on described the 4th roller and when rolling, described filter stick being forwarded to the 3rd roller 3.The 4th roller and also be provided with adsorption tank 11 above the 5th roller, the structure of described the 4th roller and described the 5th roller is identical with the structure of aforementioned first roller 1, second roller 2, the 3rd roller 3 simultaneously, repeats no more inferior.
Need to prove that structure of the present utility model can be produced the composite filter that has hollow.Particularly, by adjusting the ratio of each roller cireular frequency and opium pipe strap linear velocity, the gap between the control composite filter forms the composite filter that has hollow.
In sum, the compound conveyer of a kind of filter stick of the present utility model has following beneficial effect:
Of the present utility model by adopting three rollers to transmit filter stick successively, some negative pressure pipes are set in each roller, the air extractor vent that links to each other with the negative pressure pipe is set in the adsorption tank on the roller circumference, make adsorption tank live filter stick by negative-pressure adsorption, because the corresponding negative pressure pipe of adsorption tank no longer is connected with pressure gas after first roller contacts second roller, and described second roller corresponding negative pressure Guan Ze of adsorption tank after first roller contacts second roller is connected with pressure gas, so being adsorbed onto second roller smoothly, described filter stick continues to transmit, in like manner, described filtering can be adsorbed to the 3rd roller and continue to transmit, thereby the utility model can be realized the accurate transfer of filter tip.So the utility model has effectively overcome various shortcoming of the prior art and the tool high industrial utilization.
Above-described embodiment is illustrative principle of the present utility model and effect thereof only, but not is used for restriction the utility model.Any person skilled in the art scholar all can be under spirit of the present utility model and category, and above-described embodiment is modified or changed.Therefore, have in the technical field under such as and know that usually the knowledgeable modifies or changes not breaking away from all equivalences of finishing under spirit that the utility model discloses and the technological thought, must be contained by claim of the present utility model.
Claims (10)
1. conveyer that filter stick is compound, it is passed to filter stick and carries out behind the make-up machine opium pipe compoundly, it is characterized in that described conveyer comprises:
First roller is arranged on and transmits on the track, when contact with described transmission track by negative-pressure adsorption transmit on the track filter stick and when the rolling with described filter stick to front transfer;
Second roller contacts with described first roller, when contact by the filter stick on described first roller of negative-pressure adsorption and when rolling with described filter stick to front transfer;
The 3rd roller contacts with described second roller, when contact by negative-pressure adsorption the filter stick on described second roller and when rolling, described filter stick being pushed in the make-up machine opium pipe;
The negative pressure pipe is the inside that umbrella is arranged on described first roller, second roller and the 3rd roller respectively;
Adsorption tank is successively set on respectively on the rolling circumference of described first roller, second roller and the 3rd roller; Be provided with air extractor vent in the described adsorption tank; Described air extractor vent communicates with described negative pressure pipe, to make filter stick be adsorbed onto in the adsorption tank by negative pressure.
2. the compound conveyer of filter stick according to claim 1, it is characterized in that: each adsorption tank is provided with two air extractor vents, is separately positioned on the two ends of described adsorption tank.
3. the compound conveyer of filter stick according to claim 1, it is characterized in that: each adsorption tank is provided with an air extractor vent, is arranged on the center of described adsorption tank.
4. the compound conveyer of filter stick according to claim 1, it is characterized in that: in first roller, from the continuous negative pressure pipe of the adsorption tank that contacts with the transmission track, until the negative pressure pipe that links to each other with the contacted adsorption tank of described second roller, all be connected with the pressure gas for generation of negative pressure along the filter stick direction of transfer.
5. the compound conveyer of filter stick according to claim 4, it is characterized in that: in second roller, from the negative pressure pipe that links to each other with the contacted adsorption tank of described first roller, until the negative pressure pipe that links to each other with the contacted adsorption tank of described the 3rd roller, all be connected with the pressure gas for generation of negative pressure along the filter stick direction of transfer.
6. the compound conveyer of filter stick according to claim 5, it is characterized in that: in the 3rd roller, from the negative pressure pipe that links to each other with the contacted adsorption tank of described second roller, until the negative pressure pipe that links to each other with the contacted adsorption tank of described make-up machine opium pipe, all be connected with the pressure gas for generation of negative pressure along the filter stick direction of transfer.
7. the compound conveyer of filter stick according to claim 1, it is characterized in that: the both sides of each described adsorption tank are provided with protective sheet, to prevent described filter stick landing.
8. the compound conveyer of filter stick according to claim 1, it is characterized in that: the diameter of described first roller is greater than the diameter of described second roller and the diameter of described the 3rd roller; The diameter of described first roller, described second roller and described the 3rd roller is than being 3:2:2.
9. the compound conveyer of filter stick according to claim 1 is characterized in that: also comprise the 4th roller and the 5th roller that are connected in turn between described second roller and the 3rd roller; Described the 4th roller contacts with described second roller, when contact by negative-pressure adsorption the filter stick on described second roller and when rolling, described filter stick being forwarded to the 5th roller; Described the 5th roller contacts with described the 4th roller, when contact by negative-pressure adsorption the filter stick on described the 4th roller and when rolling, described filter stick being forwarded to the 3rd roller.
10. according to claim 1 or the compound conveyer of 9 described filter sticks, it is characterized in that: by adjusting each roller cireular frequency and opium pipe strap linear velocity ratio, the gap between the control composite filter forms the composite filter that has hollow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320153978 CN203173444U (en) | 2013-03-29 | 2013-03-29 | Conveying device composited with filter rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320153978 CN203173444U (en) | 2013-03-29 | 2013-03-29 | Conveying device composited with filter rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203173444U true CN203173444U (en) | 2013-09-04 |
Family
ID=49070181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320153978 Expired - Fee Related CN203173444U (en) | 2013-03-29 | 2013-03-29 | Conveying device composited with filter rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203173444U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107536106A (en) * | 2016-06-28 | 2018-01-05 | 虹霓机械制造有限公司 | Positioning of the bar form articles of the tobacco industry in device is put into |
| CN108750558A (en) * | 2018-07-23 | 2018-11-06 | 新乡东方工业科技有限公司 | A kind of anodontia fluted disc transmission mechanism of filter stick |
| CN109279307A (en) * | 2018-10-11 | 2019-01-29 | 湖北中烟工业有限责任公司 | A ternary adjustable filter rod transmission device for cigarettes |
| CN115447962A (en) * | 2021-06-08 | 2022-12-09 | 上海烟草集团有限责任公司 | Material rod segmental negative pressure conveying device and process of a composite filter rod |
-
2013
- 2013-03-29 CN CN 201320153978 patent/CN203173444U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107536106A (en) * | 2016-06-28 | 2018-01-05 | 虹霓机械制造有限公司 | Positioning of the bar form articles of the tobacco industry in device is put into |
| CN108750558A (en) * | 2018-07-23 | 2018-11-06 | 新乡东方工业科技有限公司 | A kind of anodontia fluted disc transmission mechanism of filter stick |
| CN109279307A (en) * | 2018-10-11 | 2019-01-29 | 湖北中烟工业有限责任公司 | A ternary adjustable filter rod transmission device for cigarettes |
| CN115447962A (en) * | 2021-06-08 | 2022-12-09 | 上海烟草集团有限责任公司 | Material rod segmental negative pressure conveying device and process of a composite filter rod |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130904 Termination date: 20140329 |