CN220369487U

CN220369487U - Wire homogenizing device for metering trough of crimping machine

Info

Publication number: CN220369487U
Application number: CN202321413642.5U
Authority: CN
Inventors: 章正华; 张明亚; 罗易
Original assignee: China Tobacco Guizhou Industrial Co Ltd
Current assignee: China Tobacco Guizhou Industrial Co Ltd
Priority date: 2023-06-05
Filing date: 2023-06-05
Publication date: 2024-01-23
Anticipated expiration: 2033-06-05

Abstract

The utility model discloses a wire homogenizing device for a metering trough of a rolling machine, which is arranged at the lower part of the metering trough and comprises: the fixed frame is connected with the metering trough; the vibrating plate is arranged on the fixing frame in a sliding manner, is positioned at the lower part of the metering trough, and the plate surface of the vibrating plate can be attached to the trough wall of the metering trough; the rotating shaft is rotationally connected to the fixing frame; and the driving part is connected with the rotating shaft and can rotate along with the rotating shaft, and is also connected with the vibrating plate, so that the vibrating plate can reciprocate in a first direction to vibrate the metering trough when the driving part rotates along with the rotating shaft, wherein the first direction is perpendicular to the trough wall of the metering trough. Through installing even silk device in the bottom of measuring the silo, utilize pivot and epaxial drive division drive vibrating plate in the first direction of perpendicular to measuring the silo cell wall reciprocating motion to vibrate the pipe tobacco of measuring the silo bottom, thereby effectively improve the distribution homogeneity of pipe tobacco in measuring the silo bottom.

Description

Wire homogenizing device for metering trough of crimping machine

Technical Field

The utility model relates to the technical field of cigarette production, in particular to a filament homogenizing device for a metering trough of a cigarette making and splicing machine.

Background

The cigarette is made up by using tipping paper to make cut tobacco into strip-shaped cigarette products, also called cigarettes, etc. Consumer demand for quality cigarettes is also growing concern. The feeding system of the YJ17 cigarette making machine is a common tobacco material feeding device and is used for providing stable and continuous tobacco shred flow for a tobacco shred sucking belt in a tobacco shred sucking chamber after loosening tobacco shreds and removing iron, impurities, sticks and stems in the tobacco shreds. The specific flow is as follows: the tobacco shreds are sucked into the tobacco shred cavity by air suction and fall into a metering roller of the pre-tobacco feeding device under the action of a blanking gate, and the tobacco shreds fall into a tobacco shred storage area along with rotation of the metering roller. Then, the cut tobacco in the cut tobacco storage area can be hooked and lifted to the top of the cut tobacco lifting belt by the cut tobacco lifting belt and falls into the metering trough under the action of gravity, meanwhile, the magnetic separation device arranged above the metering trough can remove iron impurities, the cut tobacco is taken out of the metering trough through the needle roller, and finally, the cut tobacco is ejected from the needle roller through the thread ejecting roller and finally is thrown onto the cut tobacco conveying belt. Specifically, the metering trough is provided with 9 photoelectric switches, and the tobacco shred quantity entering the metering trough is controlled to ensure the uniformity of tobacco shred supply. Each pair of photoelectric switches consists of a transmitter, a receiver, an indicator light and a reflecting mirror, and when the light emitted by the transmitter is blocked by cut tobacco, the receiver cannot receive the light; conversely, the transmitter can receive the light beam. And controlling the wire feeding speed of the cut tobacco lifting belt according to the light beam received by the receiver so as to ensure uniform feeding.

However, in actual production, when the needle roller takes out cut tobacco from the metering trough, the problem that the cut tobacco is unevenly distributed on the needle roller shaft line often exists, so that the problems of empty cigarette and large weight deviation of the cigarette expenditure produced by the subsequent process are caused, and the quality of cigarettes is affected.

Disclosure of Invention

The utility model aims to solve the technical problem that when a needle roller in the feeding system of the existing cigarette making machine takes out cut tobacco from a metering trough, the cut tobacco is unevenly distributed on the axis of the needle roller. The utility model provides a wire homogenizing device for a metering trough of a winding machine, which is arranged at the lower part of the metering trough, and a vibrating plate reciprocates to vibrate tobacco shreds in the bottom of the metering trough, so that the problems of layering and recessing of the tobacco shreds at the bottom of the trough are solved, the uniform distribution of the tobacco shreds at the bottom of the metering trough is realized, and the problem of uneven distribution of the tobacco shreds on the axis of a needle roller is further solved.

To solve the above technical problems, an embodiment of the present utility model discloses a wire homogenizing device for a metering trough of a crimping machine, the wire homogenizing device being disposed at a lower portion of the metering trough, and comprising:

the fixed frame is connected with the metering trough;

the vibrating plate is arranged on the fixing frame in a sliding manner, is positioned at the lower part of the metering trough, and the plate surface of the vibrating plate can be attached to the trough wall of the metering trough;

the rotating shaft is rotationally connected to the fixing frame;

and the driving part is connected with the rotating shaft and can rotate along with the rotating shaft, and is also connected with the vibrating plate, so that the vibrating plate can reciprocate in a first direction to vibrate the metering trough when the driving part rotates along with the rotating shaft, wherein the first direction is perpendicular to the trough wall of the metering trough.

According to another embodiment of the utility model, the yarn homogenizing device further comprises:

the ejector rod is arranged on the fixed frame and between the vibrating plate and the driving part, is arranged in parallel with the rotating shaft and is provided with a guide hole;

and the sliding column is arranged in the guide hole in a sliding way, and two ends of the sliding column are respectively abutted against the driving part and the vibration plate, so that the driving part can enable the vibration plate to reciprocate in the first direction through the sliding column.

According to another embodiment of the utility model, the number of the guide holes is plural, and the plural guide holes are arranged at intervals along the extending direction of the ejector rod.

According to another embodiment of the utility model, the driving part comprises an eccentric sleeve sleeved on the rotating shaft.

According to another embodiment of the utility model, the eccentric sleeve is fixedly connected with the rotating shaft in the circumferential direction of the rotating shaft; in the axial direction of the rotating shaft, the eccentric sleeve can slide relative to the rotating shaft.

the guide block is connected with the fixed frame (specifically, the guide block can be arranged on the ejector rod and indirectly connected with the fixed frame through the ejector rod), and a guide pipe extending along the first direction is arranged on one side of the guide block, which is away from the vibrating plate; a guide shaft extending along the first direction is arranged on one side of the vibrating plate facing the guide block, and the guide shaft is arranged in the guide pipe in a sliding manner;

the elastic piece is arranged at the bottom end of the guide tube and can be abutted with the guide shaft.

According to another embodiment of the utility model, a linear bearing is also arranged in the guide tube, the end part of the guide tube is provided with an opening, and part of the linear bearing is inserted into the opening.

According to another specific embodiment of the utility model, the wire homogenizing device further comprises two bearing seats arranged on the fixing frame, bearings are arranged in each bearing seat, and two ends of the rotating shaft are respectively inserted into inner rings of the two bearings.

According to another embodiment of the utility model, the wire homogenizing device further comprises a motor connected with the rotating shaft and used for driving the rotating shaft to rotate around the axis of the rotating shaft.

According to another embodiment of the utility model, the motor is arranged on the fixing frame through the motor base.

Compared with the prior art, the utility model has at least the following technical effects:

this scheme simple structure through installing even silk device in the bottom of measuring the silo, utilizes pivot and pivot epaxial drive division drive vibrating plate reciprocating motion in the first direction of perpendicular to measuring the silo cell wall to the tobacco shred of vibration measuring the silo bottom to effectively improve the distribution homogeneity of tobacco shred in measuring the silo bottom. In addition, the vibrating plate adopts a flat plate design, and the high-frequency vibration is utilized to flatten the cut tobacco, so that the phenomena of layering and recessing of the cut tobacco are improved, and the breakage of the cut tobacco can be reduced.

Drawings

Fig. 1 is a schematic structural view of a filament homogenizing device according to an embodiment of the present utility model mounted in a metering tank;

FIG. 2 is a perspective view of a filament homogenizing device in accordance with one embodiment of the present utility model;

FIG. 3 illustrates a front view of a filament homogenizing device in accordance with an embodiment of the present utility model;

FIG. 4 is a perspective view of a wire evening device according to an embodiment of the present utility model with a frame, a shaft, and a motor removed;

FIG. 5 shows an enlarged partial view of portion A of FIG. 4;

FIG. 6 illustrates a perspective view of a guide block provided in accordance with one embodiment of the present utility model;

FIG. 7 illustrates a front view of an eccentric sleeve provided in accordance with one embodiment of the present utility model;

fig. 8 shows a cross-sectional view of fig. 3 in the direction D-D.

Detailed Description

Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present specification, by describing the embodiments of the present utility model with specific examples. While the description of the utility model will be described in connection with the preferred embodiments, it is not intended to limit the inventive features to the implementation. Rather, the purpose of the utility model described in connection with the embodiments is to cover other alternatives or modifications, which may be extended by the claims based on the utility model. The following description contains many specific details for the purpose of providing a thorough understanding of the present utility model. The utility model may be practiced without these specific details. Furthermore, some specific details are omitted from the description in order to avoid obscuring the utility model. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

It should be noted that in this specification, like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present embodiment, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", "top", "bottom", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship in which the inventive product is conventionally put in use, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and therefore should not be construed as limiting the present utility model.

The terms "first," "second," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.

In the description of the present embodiment, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present embodiment can be understood in a specific case by those of ordinary skill in the art.

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.

The applicant found that: in the feeding process of the feeding system of the cigarette machine, due to different quality of tobacco shreds, the problem of uneven accumulation of the tobacco shreds in the metering trough is solved, especially the uneven distribution of the tobacco shreds close to the glass guard plate of the metering trough is serious, even some layering and sinking phenomena are formed, the tobacco shreds can be taken out of the metering trough through the needle roller, the tobacco shreds are unevenly distributed on the needle roller shaft line, and the problem of empty head and large weight deviation of the subsequently produced tobacco expenses is caused.

Based on the above findings, an embodiment of the present utility model provides a wire homogenizing device for a metering tank of a winding machine, specifically, referring to fig. 1, the wire homogenizing device is disposed at a lower portion of the metering tank 100, and the installation position of the wire homogenizing device meters a photoelectric switch on the tank 100, so as to avoid interference with the photoelectric switch of 9 pairs. The even silk device of this application is through setting up vibration board 2 reciprocating motion in order to vibrate the pipe tobacco in the measurement silo 100 bottom to improve the problem of silo bottom pipe tobacco layering and sunken, realize the evenly distributed of measurement silo 100 bottom pipe tobacco, and then make pipe tobacco can evenly distributed on needle roller axis, reduce the empty head of follow-up cigarette of production and the emergence of the big quality defect of weight deviation.

Referring to fig. 2 to 4, the wire evening device includes a fixing frame 1, a vibration plate 2, a rotation shaft 4, a driving part, a motor 3, and a motor housing 31.

Specifically, the fixing frame 1 and the metering trough 100 may be fixedly connected through bolts, the motor 3 is fixed on the fixing frame 1 through the motor base 31 (alternatively, the motor base 31 may be located at the left end of the metering trough 100), and the rotating shaft 4 is rotatably connected to the fixing frame 1. Alternatively, the output end of the motor 3 may be in driving connection with the rotating shaft 4 through a gear to drive the rotating shaft 4 to rotate.

The vibration plate 2 is slidably disposed on the fixing frame 1, the vibration plate 2 can move along a first direction (X direction in fig. 2) perpendicular to the groove wall of the metering groove 100, the vibration plate 2 is disposed at the lower part of the metering groove 100, the plate surface of the vibration plate 2 is flat, and the vibration plate can be attached to the groove wall of the metering groove 100.

The driving part may include an eccentric sleeve 42 sleeved on the rotating shaft 4, where the eccentric sleeve 42 and the rotating shaft 4 are relatively fixed in a circumferential direction (shown in a Z direction in fig. 2) of the rotating shaft 4 and can rotate along with the rotating shaft 4. Specifically, the eccentric sleeves 42 are two in number, are arranged at intervals along the axial direction of the rotating shaft 4, and are respectively positioned at two sides of the middle part of the rotating shaft 4. The eccentric sleeve 42 is abutted with the vibrating plate 2, the eccentric sleeve 42 is equivalent to a cam structure, when the eccentric sleeve 42 rotates along with the rotating shaft 4, the distance from the axis of the eccentric sleeve 42 to the vibrating plate 2 is large and small in the rotating process of the rotating shaft 4, so that the eccentric sleeve 42 can enable the vibrating plate 2 to reciprocate in the first direction to vibrate the metering trough 100, tobacco shreds at the bottom of the metering trough 100 are uniformly vibrated, and the problem that the tobacco shreds in the trough are layered or sunken is avoided. Further, in the axial direction (Y direction in fig. 2) of the rotating shaft 4, the eccentric sleeve 42 can slide relative to the rotating shaft 4, so as to adjust the position of the eccentric sleeve 42 in the axial direction of the rotating shaft 4, and further facilitate the vibration of the material groove in a proper position, thereby being more beneficial to uniformly vibrating the cut tobacco in the groove.

Referring to fig. 7 specifically, the outer contour of the cam is cylindrical, a cylindrical cavity 421 and a clamping groove 422 are provided in the cam, and a clamping projection is provided at a corresponding position of the rotating shaft 4, so that the eccentric sleeve 42 and the rotating shaft 4 are relatively fixed in the circumferential direction of the rotating shaft 4 by the clamping and action of the clamping projection and the clamping groove 422. The axis of the cylindrical cavity 421 is eccentrically disposed with respect to the axis of the cam outer contour, the rotation shaft 4 is disposed in the cylindrical cavity 421 and the axis of the rotation shaft 4 coincides with the axis of the cylindrical cavity 421, which allows the eccentric sleeve 42 to form a cam-like structure, thereby allowing the vibration plate 2 to reciprocate in the first direction.

The wire homogenizing device further comprises two bearing seats 41 arranged on the fixing frame 1, as shown in fig. 5, bearings 411 are arranged in each bearing seat 41, two ends of the rotating shaft 4 are respectively sleeved on inner rings of the two bearings 411, and the peripheries of the two bearings 411 are respectively fixedly connected with the corresponding bearing seats 41 so that the rotating shaft 4 can rotate around the axis of the rotating shaft.

The wire evening device also comprises, for example, a push rod 5, a slide column and a guide block 6. Specifically, as shown in fig. 2 and 4, the ejector pin 5 is disposed on the fixing frame 1 and located between the vibration plate 2 and the eccentric sleeve 42, the ejector pin 5 is disposed parallel to the rotating shaft 4, two sets of guide holes are symmetrically disposed about the center of the ejector pin 5, each set of guide holes includes a plurality of guide holes disposed along the extending direction of the ejector pin 5 at intervals, a sliding column is disposed in one of the guide holes of each set of guide holes, and two ends of the sliding column are respectively abutted against the eccentric sleeve 42 and the vibration plate 2, so that the eccentric sleeve 42 can enable the vibration plate 2 to reciprocate in the first direction through the sliding column.

Referring to fig. 4 and 6, the guide block 6 is disposed on the ejector rod 5, and indirectly connected to the fixing frame 1 through the ejector rod 5, and two first through holes 62 and second through holes 63 are disposed on the guide block 6, and the sliding column penetrates through the guide hole on the ejector rod 5 and the second through hole 63 on the guide block 6, respectively. The guide pipes 61 extend in the first direction, the number of the guide pipes 61 is two, the two guide pipes 61 are respectively arranged at two ends of one side of the guide block 6, which is opposite to the vibrating plate 2, and the two guide pipes 61 are respectively arranged corresponding to the two first through holes 62. As shown in fig. 8, the vibration plate 2 is provided with a guide shaft 21 extending in the first direction on the side facing the guide block 6, the guide tube 61 is open at the top end, and the guide shaft 21 is slidably disposed in the guide tube 61 through the first through hole 62 and the opening of the guide tube 61. Specifically, the number of the guide blocks 6 is two, the two guide blocks 6 are respectively arranged on the side surface of the ejector rod 5 facing the backboard, each guide block 6 is correspondingly arranged with each eccentric sleeve 42 and each sliding column, and two ends of each sliding column are respectively abutted with the guide block 6 and the eccentric sleeve 42.

Specifically, the number of the guide shafts 21 and the guide pipes 61 may be set according to actual demands, and in one embodiment of the present application, the number of the guide shafts 21 and the guide pipes 61 is set to 4, and two guide pipes 61,4 are provided on each guide block 6, and the guide shafts 21 are provided at the corresponding positions of the vibration plate 2.

With continued reference to fig. 8, an elastic member 611 and a linear bearing 612 are disposed in the guide tube 61, where the elastic member 611 may be a spring, and is disposed at the bottom end of the guide tube 61 and can abut against the guide shaft 21, so that the ejector rod 5 and the eccentric sleeve 42 can always maintain contact under the elastic force of the spring. The end of the guide shaft 21 is provided with an opening, and the linear bearing 612 is sleeved in the opening to ensure stable movement of the vibration plate 2.

The even silk device of this application installs in the bottom of measuring silo 100, drives vibrating plate 2 in the first direction of perpendicular to measuring silo 100 cell wall reciprocating motion through pivot 4 and the epaxial eccentric sleeve 42 of pivot 4 to the tobacco shred of vibrating measuring silo 100 bottom effectively improves the distribution homogeneity of tobacco shred in measuring silo 100 bottom. The vibration plate 2 adopts a flat plate design, and the high-frequency vibration is utilized to flatten the tobacco shreds, so that the phenomena of layering and sinking of the tobacco shreds are improved, and the breakage of the tobacco shreds can be reduced. In addition, the reciprocating linear vibration of the vibration plate 2 is realized by adopting the combined action of the rotation of the double eccentric sleeve 42 and the spring in the guide tube 61, and the vibration plate is simple in structure, economical and practical. The scheme is tested on a YJ17 cigarette machine in a second workshop of a Guiyang cigarette factory, can effectively improve layering and sinking degree of tobacco shreds at the bottom of a metering trough 100, and the tobacco shreds after being uniformly distributed at the bottom of the metering trough 100 before being mounted. By comparing the empty head rejection and the physical index weight deviation data of the cigarettes produced by installing the tobacco homogenizing device with those of the cigarettes produced by not installing the tobacco homogenizing device under the same conditions, the empty head rate of the cigarettes produced by installing the tobacco homogenizing device is reduced, and the physical index weight standard deviation value is obviously reduced when the cigarettes are not installed.

While the utility model has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a further detailed description of the utility model with reference to specific embodiments, and it is not intended to limit the practice of the utility model to those descriptions. Various changes in form and detail may be made therein by those skilled in the art, including a few simple inferences or alternatives, without departing from the spirit and scope of the present utility model.

Claims

1. A even silk device for rolling up connect quick-witted measurement silo, a serial communication port, even silk device set up in the lower part of measurement silo, even silk device includes:

the fixed frame is connected with the metering trough;

the vibration plate is arranged on the fixing frame in a sliding manner, is positioned at the lower part of the metering trough, and the plate surface of the vibration plate can be attached to the trough wall of the metering trough;

the rotating shaft is rotationally connected to the fixing frame;

the driving part is connected with the rotating shaft and can rotate along with the rotating shaft, the driving part is further connected with the vibrating plate, and when the driving part rotates along with the rotating shaft, the driving part can enable the vibrating plate to reciprocate in a first direction so as to vibrate the metering trough, wherein the first direction is perpendicular to the trough wall of the metering trough.

2. The wire evening device for a metering chute of a crimping machine as recited in claim 1, further comprising:

the ejector rod is arranged on the fixing frame and positioned between the vibrating plate and the driving part, the ejector rod is arranged in parallel with the rotating shaft, and a guide hole is formed in the ejector rod;

3. The wire evening device for a metering chute of a crimping machine of claim 2, wherein the number of guide holes is plural, and the plurality of guide holes are arranged at intervals along the extension direction of the ejector rod.

4. A wire evening device for a metering chute of a crimping machine as claimed in any one of claims 1 to 3 wherein the drive portion comprises an eccentric sleeve which is sleeved over the spindle.

5. The wire evening device for a metering chute of a crimping machine as recited in claim 4, wherein the eccentric sleeve is fixedly connected to the rotating shaft in a circumferential direction of the rotating shaft; in the axial direction of the rotating shaft, the eccentric sleeve can slide relative to the rotating shaft.

6. The wire evening device for a metering chute of a crimping machine as recited in claim 1, further comprising:

the guide block is connected with the fixing frame, and a guide pipe extending along the first direction is arranged on one side, facing away from the vibrating plate, of the guide block; a guide shaft extending along the first direction is arranged on one side of the vibrating plate facing the guide block, and the guide shaft is arranged in the guide pipe in a sliding manner;

7. The wire evening device for a metering chute of a crimping machine as recited in claim 6, wherein a linear bearing is further disposed in said guide tube, an opening is provided at an end of said guide shaft, and a portion of said linear bearing is inserted into said opening.

8. The wire homogenizing device for a metering trough of a crimping machine of claim 1, further comprising two bearing seats arranged on the fixing frame, wherein bearings are arranged in each bearing seat, and two ends of the rotating shaft are respectively inserted into inner rings of the two bearings.

9. The wire evening device for a metering chute of a crimping machine as recited in claim 1, further comprising a motor coupled to said shaft for driving said shaft to rotate about its axis.

10. The wire evening device for a metering chute of a crimping machine as recited in claim 9, wherein said motor is mounted to said mount by a motor mount.