CN216874987U - Gap eliminating device for cigarette filter stick - Google Patents
Gap eliminating device for cigarette filter stick Download PDFInfo
- Publication number
- CN216874987U CN216874987U CN202220502547.1U CN202220502547U CN216874987U CN 216874987 U CN216874987 U CN 216874987U CN 202220502547 U CN202220502547 U CN 202220502547U CN 216874987 U CN216874987 U CN 216874987U
- Authority
- CN
- China
- Prior art keywords
- backlash
- disc
- gap eliminating
- cigarette filter
- filter rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The application discloses cigarette filter stick gap eliminating device includes: a frame; the filter rod comprises a rack, a first anti-backlash disc, a second anti-backlash disc and a third anti-backlash disc, wherein the first anti-backlash disc, the second anti-backlash disc and the third anti-backlash disc are rotatably connected with the rack and sequentially arranged from the feed end to the discharge end of the filter rod; the first driving mechanism drives the first anti-backlash disc and the second anti-backlash disc to synchronously rotate; and the second driving mechanism is connected with a rotating shaft of the third anti-backlash disc and drives the third anti-backlash disc to accelerate, decelerate and rotate at a constant speed. Compared with the prior art, the gap eliminating device for the cigarette filter stick can eliminate gaps among the material sections and further ensure the quality of the composite filter stick.
Description
Technical Field
The application relates to the technical field of tobacco machinery, in particular to a gap eliminating device for a cigarette filter stick.
Background
The problem of smoking and health is increasingly paid attention to by the public, especially smokers, the greatest reduction of harm brought by smoking is urgent expectations of smokers, the harm of cigarette mainstream smoke to human health is greatly reduced, besides the measures of improving the cigarette process formula, different materials or additives are used for smoke adsorption filtration or conversion, and the simple, convenient and instant measure is the use of the composite filter stick.
A cigarette filter stick in the prior art, for example, a three-dimensional visible cavity filter stick is a filter stick wrapped by transparent wrapping paper, and comprises two composite sections with different lengths and a cavity between the two composite sections, wherein the cavity is used for adding functional particles or popping beads for cigarettes. The production process is briefly described as follows: the longer filter stick cuts the filter stick with a certain length in proportion under the action of the slitting drum wheel and the blade box, then the two cut filter sticks with different lengths are arranged at intervals and conveyed, and functional particles or bead blasting for cigarettes are added into the cavity after the gap between the two adjacent filter sticks is adjusted. However, the existing method for adjusting the cavity width is difficult to accurately adjust, and further the product quality of the ternary cavity filter stick is influenced.
Therefore, a gap eliminating device for cigarette filter sticks is needed, which can eliminate gaps among material sections and further ensure the quality of composite filter sticks.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the application provides a gap eliminating device for a cigarette filter stick, which can eliminate gaps among material sections and further ensure the quality of a composite filter stick.
The technical scheme provided by the application is as follows:
a gap eliminating device for a cigarette filter stick is characterized by comprising:
a frame;
the first anti-backlash disc, the second anti-backlash disc and the third anti-backlash disc are rotatably connected with the rack and sequentially arranged from the feeding end to the discharging end of the filter rod, and the connecting lines of the circle centers of the first anti-backlash disc, the second anti-backlash disc and the third anti-backlash disc form a triangle;
the first driving mechanism drives the first anti-backlash disc and the second anti-backlash disc to synchronously rotate;
and the second driving mechanism is connected with a rotating shaft of the third anti-backlash disc and drives the third anti-backlash disc to accelerate, decelerate and rotate at a constant speed.
Preferably, the method further comprises the following steps:
the discharging conveyer belt is arranged at the discharging end and is matched with the third gap eliminating disc for use, and the discharging conveyer belt is driven by an external motor;
the rotating speed of the third gap eliminating disc in uniform motion is equal to the conveying speed of the discharging conveying belt.
Preferably, the second driving mechanism includes:
the output end of the servo motor is connected with the rotating shaft of the third anti-backlash disc to drive the third anti-backlash disc to rotate axially around the rotating shaft;
and the electronic cam is used for controlling the output rotating speed of the servo motor so that the third anti-backlash disc rotates according to the rule of first acceleration, second deceleration and final constant speed.
Preferably, the first drive mechanism comprises:
the driving piece is connected with the rotating shaft of the first anti-backlash disc and drives the first anti-backlash disc to axially rotate;
the driving wheel is fixedly arranged on the rotating shaft of the first anti-backlash disc, the driven wheel is fixedly arranged on the rotating shaft of the second anti-backlash disc, and the driving wheel is connected with the driven wheel through a synchronous belt;
the tensioning structure is arranged on the rack and used for adjusting the tightness degree of the synchronous belt.
Preferably, the first and second electrodes are formed of a metal,
the periphery of the first anti-backlash disc, the periphery of the second anti-backlash disc and the periphery of the third anti-backlash disc are provided with a plurality of shifting teeth at equal distances, an accommodating section for placing a material section is arranged between every two adjacent shifting teeth, the tooth width of the shifting teeth of the first anti-backlash disc is larger than that of the shifting teeth of the second anti-backlash disc, the tooth width of the shifting teeth of the second anti-backlash disc is larger than that of the shifting teeth of the third anti-backlash disc, the length of the accommodating section of the first anti-backlash disc is smaller than that of the accommodating section of the second anti-backlash disc, and the length of the accommodating section of the second anti-backlash disc is smaller than that of the accommodating section of the third anti-backlash disc.
Preferably, the first and second electrodes are formed of a metal,
the second anti-backlash disc is arranged between the first anti-backlash disc and the third anti-backlash disc, when the first anti-backlash disc is matched with the second anti-backlash disc, the shifting teeth on the second anti-backlash disc can pass through between two adjacent shifting teeth on the first anti-backlash disc, and when the second anti-backlash disc is matched with the third anti-backlash disc, the shifting teeth on the third anti-backlash disc can pass through between two adjacent shifting teeth on the second anti-backlash disc.
Preferably, the method further comprises the following steps:
the first transition guide assembly is arranged in a junction area of the first anti-backlash disc and the second anti-backlash disc and is matched with the shifting teeth for use, so that the material section is transferred from the accommodating section of the first anti-backlash disc to the accommodating section of the second anti-backlash disc;
and the second transition guide assembly is arranged in a junction area of the second anti-backlash disc and the third anti-backlash disc and is matched with the shifting teeth for use, so that the material section is transferred from the accommodating section of the second anti-backlash disc to the accommodating section of the third anti-backlash disc.
Preferably, the first transition guide assembly comprises:
the first guide cambered surface is arranged on the outer side of the first anti-backlash disc, and the material section moves along the first guide cambered surface under the action of the shifting teeth of the first anti-backlash disc;
the second guide cambered surface is arranged at one end, far away from the feeding end, of the first guide cambered surface, so that the material section deviates to the rotating direction of the second anti-backlash disc, and a first channel through which the material feeding section passes is arranged between the first guide cambered surface and the second guide cambered surface.
Preferably, the first and second electrodes are formed of a metal,
the first transition guide assembly is horizontally arranged at one end close to the feeding end, and the second transition guide assembly is horizontally arranged at one end close to the discharging end.
Preferably, the method further comprises the following steps:
and the material guide channel is arranged at the outlet end of the second transition guide assembly and guides the material section.
The gap eliminating device for the cigarette filter stick is provided with a rack, a first gap eliminating disc, a second gap eliminating disc and a third gap eliminating disc; the first anti-backlash disc, the second anti-backlash disc and the third anti-backlash disc are sequentially arranged from the feeding end and the discharging end of the filter rod, the first anti-backlash disc, the second anti-backlash disc and the third anti-backlash disc are rotatably connected with the rack, a connecting line of the centers of circles of the first anti-backlash disc, the second anti-backlash disc and the third anti-backlash disc forms a triangle, the first anti-backlash disc is arranged at the feeding end of the filter rod and used for receiving the filter rod and transmitting the filter rod to the second anti-backlash disc, the second anti-backlash disc is used for receiving the filter rod on the first anti-backlash disc and transmitting the filter rod to the third anti-backlash disc, and the third anti-backlash disc is used for receiving the filter rod on the second anti-backlash disc and transmitting the filter rod to the discharging end. And under the action of the second driving mechanism, the third anti-backlash disc accelerates and decelerates firstly and then finally realizes the uniform rotation of the third anti-backlash disc, and the anti-backlash process is completed before the material section is completely separated from the third anti-backlash disc by adjusting the rotating speed of the third anti-backlash disc. Therefore, compared with the prior art, the gap eliminating device for the cigarette filter stick has a better gap eliminating effect, and the quality of the composite filter stick is further ensured.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a cigarette filter rod gap eliminating device provided by an embodiment of the utility model;
FIG. 2 is a front view of a cigarette filter rod gap elimination device provided by an embodiment of the utility model;
fig. 3 is a schematic structural diagram of a rack according to an embodiment of the present invention;
FIG. 4 is a left side view of a frame provided by an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a first anti-backlash disc according to an embodiment of the present invention.
Reference numerals: 1. a frame; 11. an arcuate profile; 21. a first anti-backlash disc; 22. a second anti-backlash disc; 23. a third anti-backlash disc; 24. shifting teeth; 25. an accommodating section; 3. a first drive mechanism; 4. a second drive mechanism; 5. a first transition guide assembly; 51. a first guiding cambered surface; 52. a second guiding cambered surface; 53. a first channel; 6. a second transition guide assembly; 61. a third guiding cambered surface; 62. a fourth guiding cambered surface; 63. a second channel; 7. a material guide channel; 8. material section; 211. a turntable; 212. a retainer ring; 213. a containing groove.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly disposed on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, refer to an orientation or positional relationship illustrated in the drawings for convenience in describing the present application and to simplify description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "plurality" or "a plurality" means two or more unless specifically limited otherwise.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings are only used for matching the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the practical limit conditions of the present application, so that the modifications of the structures, the changes of the ratio relationships, or the adjustment of the sizes, do not have the technical essence, and the modifications, the changes of the ratio relationships, or the adjustment of the sizes, are all within the scope of the technical contents disclosed in the present application without affecting the efficacy and the achievable purpose of the present application.
Embodiments of the present invention are written in a progressive manner.
As shown in fig. 1 to 5, an embodiment of the present invention provides a gap eliminating device for a cigarette filter stick, including: a frame 1; a first anti-backlash disc 21, a second anti-backlash disc 22 and a third anti-backlash disc 23 which are rotatably connected with the frame 1 and sequentially arranged from the feeding end to the discharging end of the filter rod, wherein the connecting lines of the circle centers of the first anti-backlash disc 21, the second anti-backlash disc 22 and the third anti-backlash disc 23 form a triangle; the first driving mechanism 3 drives the first anti-backlash disc 21 and the second anti-backlash disc 22 to synchronously rotate; and the second driving mechanism 4 is connected with a rotating shaft of the third anti-backlash disc 23 and drives the third anti-backlash disc 23 to accelerate, decelerate and rotate at a constant speed.
The gap eliminating device in the prior art is difficult to accurately adjust, so that the product quality of the cigarette filter stick is influenced.
The gap eliminating device for the cigarette filter stick is provided with a rack 1, a first gap eliminating disc 21, a second gap eliminating disc 22 and a third gap eliminating disc 23; the first anti-backlash disc 21, the second anti-backlash disc 22 and the third anti-backlash disc 23 are sequentially arranged from a feeding end and a discharging end of a filter stick, the first anti-backlash disc 21, the second anti-backlash disc 22 and the third anti-backlash disc 23 are rotatably connected with the rack 1, a connecting line of centers of the first anti-backlash disc 21, the second anti-backlash disc 22 and the third anti-backlash disc 23 forms a triangle, the first anti-backlash disc 21 is arranged at the feeding end of the filter stick and used for receiving the filter stick and transmitting the filter stick to the second anti-backlash disc 22, the second anti-backlash disc 22 is used for receiving the filter stick on the first anti-backlash disc 21 and transmitting the filter stick to the third anti-backlash disc 23, and the third anti-backlash disc 23 is used for receiving the filter stick on the second anti-backlash disc 22 and transmitting the filter stick to the discharging end. Secondly, a first driving mechanism 3 and a second driving mechanism 4 are further arranged, wherein the first driving mechanism 3 drives the first anti-backlash disc 21 and the second anti-backlash disc 22 to synchronously rotate so that the rotating speeds of the first anti-backlash disc 21 and the second anti-backlash disc 22 are equal, filter rods on the first anti-backlash disc 21 can be stably conveyed to the second anti-backlash disc 22, the second driving mechanism 4 is connected with the third anti-backlash disc 23, under the action of the second driving mechanism 4, the third anti-backlash disc 23 is accelerated and decelerated firstly and then realizes the uniform rotation of the third anti-backlash disc 23, and the anti-backlash process is completed before the material section is completely separated from the third anti-backlash disc 23 by adjusting the rotating speed of the third anti-backlash disc 23. Therefore, compared with the prior art, the gap eliminating device for the cigarette filter stick has a better gap eliminating effect, and the quality of the composite filter stick is further ensured.
In the structure, the frame in the embodiment of the utility model is provided with the arc-shaped profile 11, wherein the arc-shaped profile 11 is arranged on the outer rings of the first anti-backlash disc 21, the second anti-backlash disc 22 and the third anti-backlash disc 23, and is matched with the first anti-backlash disc 21, the second anti-backlash disc 22 and the third anti-backlash disc 23 for use, so that the filter rod is prevented from falling off in the transferring process.
In the above structure, as a more preferable implementation manner, the cigarette filter stick gap eliminating device in the embodiment of the present invention further includes a discharging conveyer belt, wherein the discharging conveyer belt is disposed at the discharging end and is used in cooperation with the third gap eliminating disc, the discharging conveyer belt is driven by an external motor, and the rotating speed of the uniform motion of the third gap eliminating disc 23 is equal to the conveying speed of the discharging conveyer belt. When the material segment 8 is transferred from the third gap eliminating disc 23 to the discharging conveyer belt, the third gap eliminating disc 23 is in a uniform motion stage, the rotating speed of the third gap eliminating disc 23 is equal to the conveying speed of the discharging conveyer belt, through the motion law that the third gap eliminating disc accelerates first, then decelerates and transfers at a uniform speed, when the material segment 8 leaves the third gap eliminating disc 23, the gap eliminating process is finished, and because the speed of the material segment 8 is equal to the conveying speed of the discharging conveyer belt, the stability of the material segment 8 entering the smoke gun can be improved.
In the above structure, in the prior art, three conventional anti-backlash discs are often used to perform anti-backlash operation: because first anti-backlash dish, second anti-backlash dish and third anti-backlash dish synchronous operation, consequently the anti-backlash process concentrates on the exit end of third anti-backlash dish and the butt joint department of ejection of compact conveyer belt completely, but because there is great clearance between the group's tooth, consequently anti-backlash dish speed must be greater than the transmission speed of ejection of compact conveyer belt and just can realize the purpose of anti-backlash, under this condition, when the clearance was eliminated completely, group's tooth on the third anti-backlash dish still can have an effort to the material section 8 of afterbody for the end of afterbody material section 8 is easily scratched by group's tooth.
As a more preferable embodiment, the second driving mechanism 4 in the embodiment of the present invention includes a servo motor and an electronic cam, wherein an output end of the servo motor is connected to a rotating shaft of the third anti-backlash disc 23, the servo motor drives the third anti-backlash disc 23 to rotate around an axis of the rotating shaft, and the electronic cam controls an output rotating speed of the servo motor to enable the third anti-backlash disc 23 to rotate according to a rule of first accelerating, second decelerating and last uniform speed, so as to implement the anti-backlash process of the third anti-backlash disc 23, and when the material segment 8 leaves the third anti-backlash disc 23, the anti-backlash process is completed, and at this time, since a speed of the material segment 8 is equal to a conveying speed of the discharging conveyor belt, the poking teeth on the third anti-backlash disc do not generate an acting force on the material segment, and the material segment is not scratched.
In the above structure, as a more preferred embodiment, the first driving mechanism 3 in the embodiment of the present invention includes a driving element, a driving wheel, a driven wheel and a synchronous belt, wherein the driving element is connected to a rotating shaft of the first anti-backlash disc 21, the driving element drives the first anti-backlash disc 21 to rotate, the driving wheel is fixedly mounted on the rotating shaft of the first anti-backlash disc 21, the driven wheel is fixedly mounted on a rotating shaft of the second anti-backlash disc 22, and the driving wheel and the driven wheel are connected by the synchronous belt, so as to achieve synchronous rotation of the first anti-backlash disc 21 and the second anti-backlash disc 22, and secondly, since the synchronous belt runs for a period of time and is loosened, the synchronous belt must be re-tensioned to normally work, as a more preferred embodiment, the first driving mechanism 3 in the embodiment of the present invention further includes a tensioning structure, the tensioning structure prevents the synchronous belt from being loosened and lengthened after long-term operation, the sliding teeth are formed, and meanwhile, more installation space can be provided by tensioning through the tensioning structure, so that the installation is convenient.
As a more preferable embodiment, the timing belt in the embodiment of the present invention is preferably a toothed belt, and the tension structure in the embodiment of the present invention is preferably a tension pulley.
In the structure, as a more preferable implementation mode, the width of the shifting tooth 24 in the embodiment of the utility model is 6mm to 30mm, and the width of the conventional shifting tooth in the prior art is 3mm to 5mm, because the width of the shifting tooth in the prior art is smaller, and the movement range of the material section 8 between the accommodating sections is larger, the stability of the material section 8 during transferring and overturning is poorer, compared with the prior art, the width of the shifting tooth is increased in the embodiment of the utility model, the sliding range of the material section 8 in the accommodating section of the same anti-backlash disc is reduced, and the stability of the material section is increased; meanwhile, due to the increase of the tooth width of the shifting teeth, the butt joint distance between the shifting teeth of two adjacent anti-backlash discs is increased, and the transmission of the material section between the two adjacent anti-backlash discs is facilitated.
In the above structure, as a more preferable embodiment, a plurality of shifting teeth 24 are equally spaced on the outer peripheries of the first anti-backlash disc 21, the second anti-backlash disc 22 and the third anti-backlash disc 23 in the embodiment of the present invention, an accommodating section 25 for placing the material section 8 is arranged between two adjacent shifting teeth 24, the tooth width of the shifting tooth 24 of the first anti-backlash disc 21 is greater than the tooth width of the shifting tooth 24 of the second anti-backlash disc 22, the tooth width of the shifting tooth 24 of the second anti-backlash disc 22 is greater than the tooth width of the shifting tooth 24 of the third anti-backlash disc 23, the length of the accommodating section 25 of the first anti-backlash disc 21 is smaller than the length of the accommodating section 25 of the second anti-backlash disc 22, the length of the accommodating section 25 of the second anti-backlash disc 22 is smaller than the length of the accommodating section 25 of the third anti-backlash disc 23, so that the length of the accommodating section 25 of the next anti-backlash disc is longer, and the material section 8 requires a looser for the initial position of the next anti-backlash disc when transferring, is favorable for the stable transition of the material section.
In the above structure, as a more specific implementation manner, the width of the tooth pulling on the first anti-backlash disc in the embodiment of the present invention is 20mm, the width of the tooth pulling on the second anti-backlash disc is 14mm, the width of the tooth pulling on the third anti-backlash disc is 8mm, and the tooth pulling widths on the first anti-backlash disc, the second anti-backlash disc, and the third anti-backlash disc are distributed in a decreasing manner. In actual practice, the tooth pulling width is selected according to the actual condition of the material section.
In the above structure, as shown in fig. 5, the first anti-backlash plate 21 in the embodiment of the present invention includes: carousel 211 and retaining ring 212, retaining ring 212 are provided with two, set up respectively in the both sides of carousel 211, pass through bolt fixed connection between carousel 211 and the retaining ring 212, are provided with the storage tank between two retaining rings 212, dial tooth 24 and set up the interval and set up in the storage tank, and the storage tank between two adjacent dial teeth 24 is holding section 25 promptly, and the outer lane setting of retaining ring is between the tooth root and the tooth top of dialling tooth 24. The distance between the retaining rings on the first anti-backlash disc 21, the second anti-backlash disc 22 and the third anti-backlash disc 23 and the arc-shaped profile 11 on the rack 1 is smaller than the diameter of the material section 8, so that the material section 8 is prevented from falling out of the accommodating section 25 in the process of turning and running.
In the above structure, the second anti-backlash disk 22 in the embodiment of the present invention is installed between the first anti-backlash disk 21 and the third anti-backlash disk 23, when the first anti-backlash disk 21 is engaged with the second anti-backlash disk 22, the shifting tooth 24 on the second anti-backlash disk 22 can pass between two adjacent shifting teeth 24 on the first anti-backlash disk 21, under the action of the shifting tooth 24, the material segment 8 placed on the first anti-backlash disk 21 is transferred into the accommodating section 25 of the second anti-backlash disk 22, and when the second anti-backlash disk 22 is engaged with the third anti-backlash disk 23, the shifting tooth 24 on the third anti-backlash disk 23 can pass between two adjacent shifting teeth 24 on the second anti-backlash disk 22, and the material segment 8 placed on the second anti-backlash disk 22 is transferred into the accommodating section 25 of the third anti-backlash disk 23.
In the above structure, as a more preferable implementation manner, the cigarette filter rod gap eliminating device in the embodiment of the present invention includes a first transition guide assembly 5 and a second transition guide assembly 6, where the first transition guide assembly 5 is disposed at a meeting area of the first gap eliminating disc 21 and the second gap eliminating disc 22, and cooperates with the shifting tooth 24 to transfer the material segment 8 from the accommodating section 25 of the first gap eliminating disc 21 to the accommodating section 25 of the second gap eliminating disc 22; and the second transition guide assembly 6 is arranged at the intersection of the second anti-backlash disc 22 and the third anti-backlash disc 23, and the material section 8 is transferred from the accommodating section 25 of the second anti-backlash disc 22 to the accommodating section 25 of the third anti-backlash disc 23 through the matching of the second transition guide assembly 6 and the shifting teeth 24.
In the above structure, as a more preferable implementation manner, the first transition guiding assembly 5 in the embodiment of the present invention includes a first guiding arc surface 51 and a second guiding arc surface 52, wherein the first guiding arc surface 51 is disposed on the outer side of the first anti-backlash disc 21, the material segment 8 moves along the first guiding arc surface 51 under the action of the shift tooth 24 of the first anti-backlash disc 21, the second guiding arc surface 52 is disposed at an end of the first guiding arc surface 51 away from the feeding end, the moving direction of the material segment 8 is shifted to the direction of rotation of the second anti-backlash disc 22 under the action of the second guiding arc surface 52, and a first passage 53 through which the material segment 8 passes is disposed between the first guiding arc surface 51 and the second guiding arc surface.
In the above structure, the second transition guiding assembly 6 in the embodiment of the present invention includes a third guiding arc surface 61 and a fourth guiding arc surface 62, wherein the third guiding arc surface 61 is disposed on the outer side of the second anti-backlash disc 22, the material segment 8 moves along the third guiding arc surface 61 under the action of the shifting teeth 24 of the second anti-backlash disc 22, the fourth guiding arc surface 62 is disposed at one end of the third guiding arc surface 61 away from the second anti-backlash disc 22, the moving direction of the material segment 8 is shifted to the rotating direction of the third anti-backlash disc 23 under the action of the fourth guiding arc surface 62, and a second passage 63 through which the material feeding segment passes is disposed between the third guiding arc surface 61 and the fourth guiding arc surface.
In the above structure, as a more preferable implementation manner, the first transition guide assembly 5 in the embodiment of the present invention is horizontally disposed at an end close to the feeding end, and the second transition guide assembly 6 is horizontally disposed at an end close to the discharging end.
Specifically, in the embodiment of the present invention, one end of the first guiding arc surface 51 close to the feeding end is horizontally disposed, and since the material segment 8 is horizontally conveyed to the first anti-backlash disc 21 at the feeding end, the material segment 8 can smoothly enter the accommodating section 25 of the first anti-backlash disc 21 by horizontally disposing one end of the first guiding arc surface 51 close to the feeding end, and the material segment can smoothly reach the discharging conveyor belt by horizontally disposing one end of the fourth guiding arc surface 62 close to the discharging end.
In the above structure, as a more preferable implementation manner, the cigarette filter stick gap eliminating device in the embodiment of the present invention further includes a material guiding channel 7, where the material guiding channel 7 is disposed at an outlet end of the second transition guiding component 6, and under the action of the material guiding channel 7, the material segment 8 can smoothly enter the discharging conveyor belt and stably advance along the material guiding channel 7.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A gap eliminating device for a cigarette filter stick is characterized by comprising:
a frame (1);
a first anti-backlash disc (21), a second anti-backlash disc (22) and a third anti-backlash disc (23) which are rotatably connected with the rack (1) and sequentially arranged from the feeding end to the discharging end of the filter rod, wherein the connecting lines of the centers of circles of the first anti-backlash disc (21), the second anti-backlash disc (22) and the third anti-backlash disc (23) form a triangle;
the first driving mechanism (3) drives the first anti-backlash disc (21) and the second anti-backlash disc (22) to synchronously rotate;
and the second driving mechanism (4) is connected with the rotating shaft of the third gap eliminating disc (23) and drives the third gap eliminating disc (23) to accelerate, decelerate and rotate at a constant speed.
2. The cigarette filter rod gap eliminating device according to claim 1,
further comprising:
the discharging conveyer belt is arranged at the discharging end and is matched with the third gap eliminating disc (23) for use, and the discharging conveyer belt is driven by an external motor;
the rotating speed of the third gap eliminating disc (23) moving at a constant speed is equal to the conveying speed of the discharging conveying belt.
3. The cigarette filter rod gap eliminating device according to claim 2,
the second drive mechanism (4) comprising:
the output end of the servo motor is connected with the rotating shaft of the third gap eliminating disc (23) to drive the third gap eliminating disc (23) to rotate around the axial direction of the rotating shaft;
and the electronic cam is used for controlling the output rotating speed of the servo motor, so that the third anti-backlash disc (23) rotates according to the rule of first acceleration, second deceleration and last constant speed.
4. The cigarette filter rod gap eliminating device according to claim 3,
the first drive mechanism (3) comprising:
the driving piece is connected with a rotating shaft of the first anti-backlash disc (21) and drives the first anti-backlash disc (21) to axially rotate;
the driving wheel is fixedly arranged on a rotating shaft of the first anti-backlash disc (21), the driven wheel is fixedly arranged on a rotating shaft of the second anti-backlash disc (22), and the driving wheel is connected with the driven wheel through a synchronous belt;
the tensioning structure is arranged on the rack (1) and used for adjusting the tightness degree of the synchronous belt.
5. The cigarette filter rod anti-backlash device according to any one of claims 1 to 4,
the periphery of the first anti-backlash disc (21), the second anti-backlash disc (22) and the third anti-backlash disc (23) are provided with a plurality of shifting teeth (24) at equal distances, an accommodating section (25) for placing the material section (8) is arranged between every two adjacent shifting teeth (24), the tooth width of the shifting teeth of the first anti-backlash disc (21) is larger than that of the shifting teeth of the second anti-backlash disc (22), the tooth width of the shifting teeth of the second anti-backlash disc (22) is larger than that of the shifting teeth of the third anti-backlash disc (23), the length of the accommodating section of the first anti-backlash disc (21) is smaller than that of the accommodating section of the second anti-backlash disc (22), and the length of the accommodating section of the second anti-backlash disc (22) is smaller than that of the accommodating section of the third anti-backlash disc (23).
6. The cigarette filter rod gap eliminating device according to claim 5,
the second anti-backlash plate (22) is arranged between the first anti-backlash plate (21) and the third anti-backlash plate (23), when the first anti-backlash plate (21) is matched with the second anti-backlash plate (22), the shifting teeth on the second anti-backlash plate (22) can pass through between two adjacent shifting teeth on the first anti-backlash plate (21), and when the second anti-backlash plate (22) is matched with the third anti-backlash plate (23), the shifting teeth on the third anti-backlash plate (23) can pass through between two adjacent shifting teeth on the second anti-backlash plate (22).
7. The cigarette filter rod gap eliminating device according to claim 6,
further comprising:
the first transition guide assembly (5) is arranged at the intersection area of the first anti-backlash disc (21) and the second anti-backlash disc (22), and the first transition guide assembly (5) is matched with the shifting tooth (24) for use, so that the material section (8) is transferred from the accommodating section of the first anti-backlash disc (21) to the accommodating section of the second anti-backlash disc (22);
and the second transition guide assembly (6) is arranged at the intersection area of the second anti-backlash disc (22) and the third anti-backlash disc (23), and the second transition guide assembly (6) is matched with the shifting tooth (24) for use, so that the material section (8) is transferred from the accommodating section of the second anti-backlash disc (22) to the accommodating section of the third anti-backlash disc (23).
8. The cigarette filter rod gap eliminating device according to claim 7,
the first transition guide assembly (5) comprising:
the first guide arc surface (51) is arranged on the outer side of the first anti-backlash disc (21), and the material section moves along the first guide arc surface (51) under the action of the shifting teeth of the first anti-backlash disc (21);
and the second guide arc surface (52) is arranged at one end of the first guide arc surface (51) far away from the feeding end, so that the material section deviates to the rotating direction of the second anti-backlash disc (22), and a first channel (53) for the material section to pass through is arranged between the first guide arc surface (51) and the second guide arc surface (52).
9. The cigarette filter rod gap eliminating device according to claim 7,
the first transition guide assembly (5) is horizontally arranged at one end close to the feeding end, and the second transition guide assembly (6) is horizontally arranged at one end close to the discharging end.
10. The cigarette filter rod gap eliminating device according to claim 7,
further comprising:
and the material guide channel (7) is arranged at the outlet end of the second transition guide assembly (6) and guides the material section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220502547.1U CN216874987U (en) | 2022-03-08 | 2022-03-08 | Gap eliminating device for cigarette filter stick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220502547.1U CN216874987U (en) | 2022-03-08 | 2022-03-08 | Gap eliminating device for cigarette filter stick |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216874987U true CN216874987U (en) | 2022-07-05 |
Family
ID=82188893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220502547.1U Active CN216874987U (en) | 2022-03-08 | 2022-03-08 | Gap eliminating device for cigarette filter stick |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216874987U (en) |
-
2022
- 2022-03-08 CN CN202220502547.1U patent/CN216874987U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3348455A (en) | Apparatus for producing composite filter plugs | |
| US3259029A (en) | Apparatus and process for making filter tips for cigarettes | |
| EP1767107A1 (en) | Filter rod manufacturing machine | |
| US4411640A (en) | Apparatus for the production of cigarette filter tips having multi-sectional construction | |
| GB1560748A (en) | Conveyor device for conveying rod-like articles of the tobacco-processing industry | |
| US3830355A (en) | Method and device for separating cigarettes from a continuous line | |
| US3978969A (en) | Method and apparatus for the manufacture of filter-tipped cigarettes | |
| GB1603894A (en) | Control arrangement | |
| CN216874987U (en) | Gap eliminating device for cigarette filter stick | |
| US4598719A (en) | Cigarette manufacturing machine | |
| JPH0851969A (en) | Rolling device of long and narrow article | |
| US4037524A (en) | Apparatus for combining a tube with a cigarette filter | |
| US4084685A (en) | Method and apparatus for manipulating rod-like articles | |
| US4185941A (en) | Method and apparatus for assembling rod-like articles | |
| US4453368A (en) | Method and apparatus for automatically packing elongated food articles in controlled positions and orientations | |
| US3228512A (en) | Method of and apparatus for manipulating rod-shaped articles | |
| US3308833A (en) | Machine for making cigarettes | |
| US3164242A (en) | Combined distributing and realigning arrangement for cigarette sticks and the like | |
| CN111039061A (en) | SMD material distributing machine | |
| US3238825A (en) | Method of feeding and cutting filters | |
| CN210642417U (en) | Anti-backlash separating device in production process of composite filter tip | |
| US1213061A (en) | Apparatus for applying tips to cigarettes. | |
| US5050724A (en) | Roll infeed conveyor | |
| CN113197339A (en) | Blasting ball implanting machine | |
| US3270601A (en) | Apparatus for manipulating rod-like material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |