CN111528520B

CN111528520B - Deviation correcting device and cigarette equipment

Info

Publication number: CN111528520B
Application number: CN202010494843.7A
Authority: CN
Inventors: 李小平; 吴名辉; 赵坚; 李俊锋; 夏竹柔
Original assignee: Changde Tobacco Machinery Co Ltd
Current assignee: Changde Tobacco Machinery Co Ltd
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2022-06-14
Anticipated expiration: 2040-06-03
Also published as: CN111528520A

Abstract

The invention provides a deviation correcting device which comprises a paper guide roller, a rotating arm, a support and a driving assembly, wherein the paper guide roller is used for guiding a paper tape, the rotating arm is connected with one end of the paper guide roller and can drive the paper guide roller to deflect, the support is hinged with the rotating arm, and the driving assembly is connected with the rotating arm and is used for driving the rotating arm to rotate relative to the support. Meanwhile, the invention also provides cigarette equipment which comprises the deviation correcting device. Compared with the prior art, the deviation rectifying device and the cigarette equipment provided by the invention have the advantage that the deviation rectifying of the paper tape is more accurate.

Description

Deviation correcting device and cigarette equipment

Technical Field

The invention relates to the technical field of deviation rectifying equipment, in particular to a deviation rectifying device and cigarette equipment.

Background

The rolling and forming part of the high-speed cigarette equipment adopting the double-track technology consists of two groups of cigarette guns, so that the corresponding cigarette paper also consists of two paper tapes with the same width. In the double-track high-speed cigarette equipment, the cigarette paper with double width is subjected to online cutting and separation to form two equal-width paper tapes, and then the paper tapes enter a double-cigarette gun to be made into cigarette strips together with cut tobacco. In order to ensure that the cigarette paper with double width is cut into two paper tapes with equal width on line, automatic deviation correction is generally required before the on-line cutting. Therefore, the deviation correcting device is arranged in the double-track high-speed cigarette equipment to correct the deviation of the paper tape, so that the width of the two cut paper tapes is ensured, and the appearance and the quality of the product are ensured. However, the deviation correcting device in the prior art is generally adjusted manually by workers, the adjustment completely depends on the adjustment experience of the workers, the labor is wasted, the deviation correcting effect is not accurate enough, and the quality of the final formed product is affected.

Disclosure of Invention

The invention provides a deviation rectifying device with accurate deviation rectification, aiming at the technical problem that the deviation rectifying device in the prior art is not accurate enough.

The utility model provides a deviation correcting device, its is including leading paper roll, rocking arm, support and drive assembly, it is used for leading the paper tape to lead the paper roll, the rocking arm with the one end of leading the paper roll is connected, and can drive it deflects to lead the paper roll, the support with the rocking arm is articulated, drive assembly with the rocking arm is connected, is used for driving the rocking arm for the support rotates.

Preferably, the driving assembly includes:

one end of the transmission assembly is connected with the rotating arm;

and the driving motor assembly is connected with the other end of the transmission assembly and is used for driving one end, far away from the rotating arm, of the transmission assembly to move along the axis direction of an output shaft of the driving motor assembly.

Preferably, the driving motor assembly includes:

a drive motor;

the screw rod mechanism comprises a screw rod and a slide block sleeved on the screw rod, the screw rod can drive the slide block to slide on the screw rod through rotation,

the screw rod is axially connected with the output shaft of the driving motor and can rotate along with the output shaft of the driving motor,

the sliding block is connected with one end, far away from the rotating arm, of the transmission assembly.

Preferably, the transmission assembly comprises:

the pulley is fixedly arranged on the sliding block;

the first head is hinged with the rotating arm;

the second head is sleeved on the pulley;

a shaft connecting the first head and the second head.

Preferably, the pulley is fixedly installed on the sliding block, specifically:

the sliding block is fixedly provided with a connecting block, and one end of the connecting block, which is far away from the sliding block, is provided with the pulley.

Preferably, one side of the pulley, which is far away from the connecting block, is provided with a groove, the second head part is provided with a sliding groove, and the second head part is inserted into the groove through the sliding groove.

Preferably, the swivel arm includes:

the first fixing arm is used for installing the paper guide roller, the paper guide roller can rotate on the first fixing arm, and the paper guide roller can move along with the first fixing arm;

one end of the connecting arm is fixedly connected with the first fixing arm and is hinged with the bracket;

and the second fixed arm is fixedly connected with the connecting arm and is connected with the driving assembly.

Preferably, the hinge point of the connecting arm and the bracket is collinear with the axial center of the paper guide roller.

Meanwhile, the invention also provides cigarette equipment which adopts any one of the deviation correcting devices.

Compared with the prior art, the deviation correcting device provided by the invention can realize automatic deviation correction of a machine by driving the deviation of the paper guide roller through the driving force provided by the driving assembly, and does not need to be corrected manually, so that the labor cost is effectively reduced; and the driving assembly outputs driving force to the rotating arm to enable the rotating arm to rotate relative to the bracket, so that the deflection of the paper guide roller is driven, the deviation rectifying process is more stable and accurate, and artificial errors caused by manual adjustment can be avoided.

Furthermore, the deviation correcting device provided by the invention drives the deflection of the paper guide roller by driving the rotation of the rotating arm, so that the deviation correcting process is more accurate and stable, the normal conveying of a paper tape cannot be influenced by sudden change in the deviation correcting process, the deviation correcting is quicker, and the problem of deviation correcting delay is effectively solved.

Correspondingly, the cigarette equipment provided by the invention can realize the correction of the paper tape more accurately and more quickly by adopting the correction device, thereby effectively improving the product percent of pass and simultaneously accelerating the production efficiency of the product.

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 perspective view of a deviation correcting device according to the present invention;

FIG. 2 is a schematic diagram of a partial cross-sectional structure of the deviation correcting device shown in FIG. 1;

FIG. 3 is a schematic view of an angular plane structure of the deviation correcting device shown in FIG. 1;

FIG. 4 is a schematic view of another angle of the deviation rectifying device shown in FIG. 1.

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" to 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.

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, the meaning of a plurality of or a plurality of is 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.

Please refer to fig. 1 to fig. 4. The embodiment provides a deviation correcting device 100, where the deviation correcting device 100 is applied to a cigarette device and used for automatically correcting deviation of a paper tape conveyed by the cigarette device, and specifically, the deviation correcting device 100 is applied to a double-track high-speed cigarette device and used for automatically correcting the deviation of the conveyed paper tape before the double-track high-speed cigarette device cuts the conveyed paper tape. Deviation correcting device 100 is including leading paper roll 10, support 20, drive assembly 30 and rocking arm 40, lead paper roll 10 and be used for leading the paper tape, rocking arm 40 with lead the one end of paper roll 10 and be connected, and can drive lead paper roll 10 and deflect, support 20 with rocking arm 40 is articulated, drive assembly 30 with rocking arm 40 is connected, is used for the drive rocking arm 40 for support 20 rotates. The deviation correcting device 100 is driven by the driving component 30 to provide driving force to drive the deviation of the paper guide roller 10, so that automatic deviation correction of a machine can be realized, manual deviation correction is not needed, and the labor cost is effectively reduced. And the driving assembly 30 outputs a driving force to the rotating arm 40 to rotate the rotating arm 40 relative to the bracket 20, so as to drive the deflection of the paper guide roller 10, so that the deviation rectifying process is more stable and accurate, artificial errors caused by manual adjustment are avoided, and sudden change in the deviation rectifying process is avoided to influence the normal operation of the equipment.

Preferably, the driving assembly 30 may include a transmission assembly 31 and a driving motor assembly 32, one end of the transmission assembly 31 is connected to the rotating arm 40, and the driving motor assembly 32 is connected to the other end of the transmission assembly 31 and is configured to drive one end of the transmission assembly 31 away from the rotating arm 40 to move along an axial direction of an output shaft of the driving motor assembly 32.

In this embodiment, the paper guide roller 10, the bracket 20 and the driving motor assembly 32 are sequentially arranged at intervals, two ends of the rotating arm 40 are respectively connected with the paper guide roller 10 and the transmission assembly 31, and the rotating arm 40 is hinged with the bracket 20. The driving motor assembly 32 is used for driving the transmission assembly 31 to move along the axial direction of the driving motor assembly 32, so that the transmission assembly 31 drives the rotating arm 40 to rotate at the hinge point with the bracket 20, and the rotating arm 40 drives the paper guide roller 10 to move towards the direction close to or away from the bracket 20, thereby realizing deviation correction of the paper tape.

Preferably, the driving motor assembly 32 includes a driving motor 321 and a lead screw mechanism 322, the lead screw mechanism 322 includes a lead screw 3221 and a slider 3222 sleeved on the lead screw 3221, and the lead screw 3221 can drive the slider 3222 to slide on the lead screw 3221 through rotation. The lead screw 3221 is axially connected to an output shaft of the driving motor 321, and can rotate along with the output shaft of the driving motor 321, and the slider 3222 is connected to one end of the transmission assembly 31 away from the rotating arm 40. Preferably, the driving motor 321 is a servo motor.

Preferably, the transmission assembly 31 includes a pulley 311, a first head 312, a second head 313 and a shaft 314, the pulley 311 is fixedly mounted on the slider 3222, the first head 312 is hinged to the rotating arm 40, the second head 313 is sleeved on the pulley 311, and the shaft 314 is connected to the first head 312 and the second head 313.

Specifically, the lead screw 3221 is connected to the driving motor 321 through a coupling, so as to achieve coaxial arrangement. In one embodiment, the drive motor 321 and the support frame 20 may be directly or indirectly attached to the frame of the cigarette making machine. The lead screw 3221 includes a connecting portion 3211, a threaded portion 3212, and a limiting portion 3213, which are sequentially disposed, the connecting portion 3211 is coaxially and fixedly disposed with the output shaft of the driving motor 321 through the coupler, the threaded portion 3212 is threaded, the slider 3222 is in threaded connection with the threaded portion 3212, the limiting portion 3213 is disposed at an end of the threaded portion 3212 far away from the connecting portion 3211, and the limiting portion 3213 can limit the slider 3222, so as to prevent the slider 3222 from falling off from the threaded portion 3212. The position-limiting portion 3213 includes a shaft portion 3214 integrally formed with the threaded portion 3212, and a position-limiting sleeve 3215 fixed to an outer side of the shaft portion 3214, and the position-limiting sleeve 3215 is configured to limit the position of the slider 3222. The position-limiting sleeve 3215 includes a first portion 3216 close to one side of the threaded portion 3212 and a second portion 3217 away from one side of the first portion 3216, the first portion 3216 and the second portion 3217 are integrally disposed, the first portion 3216 and the second portion 3217 are both circular, and the first portion 3216 is sleeved on the shaft portion 3214. The diameter of the second portion 3217 is greater than that of the first portion 3216, so that an escape space 3218 is formed outside the first portion 3216, and the escape space 3218 can escape from the pulley 311, so that the position-limiting sleeve 3215 does not interfere with the normal movement of the pulley 311. Specifically, an avoiding groove 3219 is formed in the direction in which the second portion 3217 is close to the paper guide roller 10, the avoiding groove 3219 is formed by recessing from the side of the second portion 3217 close to the paper guide roller 10 to the direction away from the paper guide roller 10, and the avoiding groove 3219 can avoid the pulley 311, so that the position-limiting sleeve 3215 does not hinder the normal movement of the pulley 311. Specifically, in this embodiment, the first portion 3216 is coupled to the shaft portion 3214 via a bearing, and the axial direction of the lead screw 3221 is parallel to the axial direction of the paper guide roller 10.

Preferably, the fixed installation of the pulley 311 on the slider 3222 specifically includes: a connecting block 315 is fixedly mounted on the slider 3222, and the pulley 311 is mounted at one end of the connecting block 315, which is far away from the slider 3222.

Preferably, a groove 3111 is formed on one side of the pulley 311 away from the connection block 315, a sliding groove is formed in the second head portion 313, and the second head portion 313 is inserted into the groove 3111 through the sliding groove.

Specifically, the pulley 311 is fixed on the connecting block 315 through a bearing, the groove 3111 is annular, and the second head 313 is sleeved in the groove 3111. Said first head 312 is hinged to said second fixed arm 43 by means of a pin 50. Because the second head portion 313 is provided with the sliding groove, the second head portion 313 is directly inserted into the groove 3111 through the sliding groove, so that a certain amount of expansion and contraction is provided between the second head portion 313 and the pulley 311, and a certain displacement can be realized. Since the first head 312 is connected to the second fixing arm 43 through the pin 50, the joint between the first head 312 and the rotating arm 40 can rotate around the pin 50, and the second head 313 is sleeved in the groove 3111 of the pulley 311, so that the movable connection can be realized. That is, the second head 313 is non-rigidly connected to the pulley 311 and the first head 312 is non-rigidly connected to the rotating arm 40, and can rotate relative to the pulley 311 and the rotating arm 40, and when the pulley 311 drives the second head 313 to move, the second head can displace and rotate to a certain extent, so that the stress state is better, the transmission stress is improved, and the rotating arm 40 is driven.

Preferably, the rotating arm 40 includes a first fixing arm 41, a connecting arm 42 and a second fixing arm 43, the first fixing arm 41 is used for installing the paper guide roller 10, the paper guide roller 10 can rotate on the first fixing arm 41, and the paper guide roller 10 can move along with the first fixing arm 41. One end of the connecting arm 42 is fixedly connected to the first fixing arm 41 and is hinged to the bracket 20. The second fixing arm 43 is fixedly connected to the connecting arm 42 and is connected to the driving assembly 30.

The first fixing arm 41 is disposed at one end of the paper guide roller 10 along the axial direction of the paper guide roller 10, so that the rotating arm 40 drives the paper guide roller 10 to deflect when deviation is corrected. The linking arm 42 with the articulated direction of support 20 with the axial direction of leading paper roll 10 is perpendicular, and is specific, articulated arm 42 through round pin axle 60 with support 20 is articulated, round pin axle 60 is located be close to on the support 20 one side at the center of leading paper roll 10, the setting direction of round pin axle 60 with the axial direction of leading paper roll 10 is perpendicular. The second fixing arm 43 is disposed on a side of the connecting arm 42 away from the paper guide roller 10.

Preferably, the hinge point of the connecting arm 42 and the bracket 20 is collinear with the axial center of the paper guide roller 10. That is, the hinge joint position of the connecting arm 42 and the bracket 20 is on the plane of the axial center of the paper guide roller 10, so that the distance from the pin shaft 60 to the paper guide roller 10 is small, the change of the paper tape path during adjustment can be reduced to the greatest extent, and the influence on the paper tape tension is reduced.

Preferably, the deviation correcting device 100 further comprises a tension spring 70, one end of the tension spring 70 is connected with the bracket 20, and the other end of the tension spring 70 is connected with the rotating arm 40, so that the deviation correcting process can be effectively guaranteed to be more stable.

The working principle of the deviation correcting device 100 is as follows: when a detection device of the cigarette making equipment detects that the deviation of the paper tape needs to be corrected, a signal is sent to the driving motor 321, the driving motor 321 makes a corresponding response according to the signal of the detection device under the control of a preset program and then starts to work and rotate, the driving motor 321 rotates to drive the lead screw 3221 to rotate, so that the slider 3222 moves along the axis direction of the lead screw 3221, the rotating arm 40 is driven to rotate around the pin shaft 60 through the transmission assembly 31, the paper guide roller 10 is driven to deflect through the rotation of the rotating arm 40, and the deviation correction of the paper tape by the paper guide roller 10 is realized. Specifically, the moving direction of the slider 3222 depends on the rotation direction of the driving motor 321, and the rotation direction of the driving motor 321 depends on the direction of the deviation of the paper tape detected by the detecting device.

It can be understood that the deviation correcting device 100 detects a signal to the driving motor 321 through a detecting device, and the driving motor 321 makes a corresponding adjusting action, so that the automatic closed-loop adjustment is performed, the response speed is high, and manual interference is not required. The deviation correcting device 100 can avoid quality problems such as folds, burrs and the like caused to the paper tape in the adjusting process. In the deviation correcting device 100, the rotation central shaft of the paper guide roller 10 is arranged in the middle of the paper guide roller 10, and the distance between the pin shaft 60 and the paper guide roller 10 is small, so that the change of a paper tape path during adjustment can be reduced to the greatest extent, and the influence on the tension of the paper tape is reduced. The deviation correcting device 100 adopts a screw rod structure, and the ratio of the rotation angle of the driving motor 321 to the deflection angle of the paper guide roller 10 is large, so that the adjustment is accurate and stable, and sudden change cannot be generated.

Meanwhile, the invention also provides cigarette equipment which adopts the deviation correcting device 100.

While the foregoing is directed to embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.

Claims

1. A deviation rectifying device, comprising:

the paper guide roller is used for guiding the paper tape;

the rotating arm is connected with one end of the paper guide roller and can drive the paper guide roller to deflect;

the bracket is hinged with the rotating arm;

the driving component is used for driving the rotating arm to rotate relative to the bracket,

the driving assembly comprises a transmission assembly and a driving motor assembly connected with the transmission assembly, and the driving motor assembly is used for driving one end, far away from the rotating arm, of the transmission assembly to move along the axis direction of an output shaft of the driving motor assembly; the transmission assembly comprises a pulley, a first head part, a second head part and a rod body, the pulley is fixedly arranged on the driving motor assembly, the first head part is hinged with the rotating arm, the second head part is sleeved on the pulley, and the rod body is connected with the first head part and the second head part; the driving motor assembly comprises a driving motor and a screw rod mechanism, the screw rod mechanism comprises a screw rod and a sliding block sleeved on the screw rod, the sliding block can be driven to slide on the screw rod by the rotation of the screw rod, the screw rod is axially connected with an output shaft of the driving motor and can rotate along with the output shaft of the driving motor, and the sliding block is connected with one end of the transmission assembly, which is far away from the rotating arm; the rotary arm comprises a first fixing arm, a connecting arm and a second fixing arm, the first fixing arm is used for mounting the paper guide roller, the paper guide roller can rotate on the first fixing arm, and the paper guide roller can move along with the first fixing arm; one end of the connecting arm is fixedly connected with the first fixing arm and is hinged with the bracket; the second fixing arm is fixedly connected with the connecting arm and is connected with the driving assembly; the hinged position of the connecting arm and the bracket is in a plane at the axial center of the paper guide roller.

2. The deviation correcting device of claim 1, wherein the pulley is fixedly mounted on the sliding block, and specifically comprises:

3. The deviation correcting device of claim 2, wherein a groove is formed on one side of the pulley away from the connecting block, a sliding groove is formed on the second head, and the second head is inserted into the groove through the sliding groove.

4. A cigarette making apparatus, characterized in that a correction device according to any one of claims 1 to 3 is used.