CN218195432U

CN218195432U - Bar cutting supporting mechanism

Info

Publication number: CN218195432U
Application number: CN202222388821.XU
Authority: CN
Inventors: 李宝林; 陈忠炎
Original assignee: Wuhan Yimao Machinery Co ltd
Current assignee: Wuhan Yimao Machinery Co ltd
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2023-01-03
Anticipated expiration: 2032-09-08

Abstract

The utility model belongs to the technical field of cigarette making equipment, the utility model discloses a stick cutting support mechanism for stably supporting a stick and facilitating cutter disc cutting, including the frame, cutter disc assembly, stable support mechanism, stick, cutter box feed long tube and the V-shaped guide rail of filter rod forming machine or cigarette forming machine, cutter disc assembly and stable support mechanism are fixed on the frame respectively, cutter disc assembly is located the rear upper side of stable support mechanism, and the circumferential surface equipartition has at least two sets of blades, the utility model discloses a utilize stable support mechanism to replace the crank rocker mechanism of existing equipment to support the positioning stick and carry out fixed length cutting, effectively reduced the transmission carbon fiber plate of crank rocker mechanism and produced mechanical fatigue because of long-time motion distortion, thereby prevented to lead to the production line shut down because of the easy damage of equipment spare part, brought the technical problem of not little loss for the enterprise; meanwhile, the stable supporting mechanism utilizes gear transmission, so that the transmission precision is high, and the transmission is stable and durable.

Description

Bar cutting supporting mechanism

Technical Field

The utility model relates to a cigarette making equipment technical field particularly, relates to a stick cutting supporting mechanism.

Background

The cutting part of the forming machine is the part which is most complex in installation of parts of forming equipment and also has the highest requirement, and the cutting system comprises a horn mouth device, a cutter head device, a knife grinder, a main transmission device and the like. The main motor drives the horn mouth transmission mechanism through the toothed belt to drive the crank link mechanism of the horn mouth to achieve reciprocating motion auxiliary cutting in the horizontal direction, the toothed belt simultaneously drives the cutter head transmission box to drive the cutter head to rotate in the direction perpendicular to the horn mouth, the cutter on the cutter head cuts filter strips in the horn mouth, the horn mouth completes cutting of a filter rod once reciprocating motion, and accurate matching of the cutter head and the horn mouth is guaranteed. The horn mouth plays a role in supporting the rods in the cutting process, the central line of the rods is coincided with the center of the horn mouth during cutting, otherwise, the cut filter rods have the quality problems of unequal length, uneven cut, wrinkles of the rods and the like, so that the process requirement of filter rod preparation cannot be met.

The existing horn mouth mechanism for cigarette making machine or filter stick forming machine mainly adopts "swing type" structure, usually composed of vibrating sheet and crank link mechanism. In the structure, the vibrating plate is easy to generate fatigue cracks when reciprocating at a high speed for a long time, the cutting precision of the cigarettes is influenced, and the vibrating plate can also be cracked when being serious, so that the requirement of high-speed dynamic follow-up cutting can not be met. And the oil leakage phenomenon of the forced lubrication system occurs under the condition of high-speed operation of the crank connecting rod mechanism.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem that above-mentioned exists, the utility model provides a stick cutting supporting mechanism has simple structure, high-efficient synchronous, running noise low grade advantage, thereby effectively solves among the prior art because of the frequent motion of trembler easily produces mechanical fatigue and damages the influence production normal clear, and running noise technical problem such as big.

In order to achieve the above purpose, the utility model adopts the technical proposal that:

a rod cutting support mechanism is used for stably supporting rods and facilitating cutter disc slitting, and comprises a frame, a cutter disc assembly, a stable support mechanism, rods, a cutter box strip feeding long pipe and a V-shaped guide rail of a filter rod forming machine or a cigarette forming machine, wherein the cutter disc assembly and the stable support mechanism are respectively fixed on the frame, the cutter disc assembly is positioned above the back of the stable support mechanism, at least two groups of blades are uniformly distributed on the circumferential surface, the cutter disc assembly passes through the filter rod forming machine or a driving motor of the cigarette forming machine to realize synchronous operation, the stable support mechanism comprises a mounting seat and a chuck, the mounting seat is fixedly arranged on the surface of the frame, the chuck is positioned inside the mounting seat, a servo motor is fixedly arranged on the front surface of the mounting seat, an output shaft of the servo motor penetrates into the mounting seat and is fixedly arranged in the center of the chuck, the chuck is of a cross structure, the four end parts of the chuck are fixedly connected with second short shafts, the surface of each second short shaft is in bearing connection with a follow-up gear, each follow-up gear is meshed with a transmission gear on one side close to the central axis of the chuck, the four transmission gears are in bearing connection with first short shafts, the four first short shafts are fixedly installed on the chuck, the four transmission gears are evenly meshed around a driving gear, the driving gear is fixedly installed at one end of the long shaft, the other end of the long shaft is fixedly installed on the back of an installation seat, the central axis of the driving gear is coincided with the central axis of the chuck, the back of each follow-up gear is fixedly installed with two cutting nozzles, the tops of the two cutting nozzles are provided with U-shaped grooves, and a cutting groove is formed in a gap between the two cutting nozzles, the stick joint in the U-shaped inslot portion, the blade slides into cut groove fixed length vertical cut stick.

In an embodiment of the present invention, the cutting groove is parallel to the length direction of the bar, and the groove width is one millimeter, each of the U-shaped grooves is perpendicular to the bar.

In an embodiment of the present invention, the number of the blades is two, and the rotation speed ratio between the driving motor and the servo motor is two to one.

The utility model discloses an in an embodiment, the knife case advance a long tube with V type guide rail all with frame fixed mounting, the stick pulls the entering through the make-up machine opium pipe the stabilizing support mechanism passes through blade disc subassembly carries out the fixed length and cuts the back and gets into behind the V type guide rail and divide the tobacco wheel.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model uses the stable supporting mechanism to replace the crank rocker mechanism of the prior device to support the positioning rod for fixed-length cutting, thereby effectively reducing the mechanical fatigue of the transmission carbon fiber plate of the crank rocker mechanism caused by long-time motion distortion, thereby preventing the technical problems of production line shutdown and no small loss brought to enterprises because the parts of the device are easy to damage; meanwhile, the stable supporting mechanism utilizes gear transmission, so that the transmission precision is high, and the transmission is stable and durable.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 2 is a schematic perspective view of a stabilizing support mechanism;

FIG. 3 is a schematic plan view of the back side of the chuck;

fig. 4 is a schematic plan view of the side of the chuck.

Description of reference numerals: 100. a frame; 200. a cutter head assembly; 201. a blade; 300. a stable support mechanism; 301. a mounting seat; 302. a servo motor; 303. a cutting nozzle; 304. a driving gear; 305. a transmission gear; 306. a chuck; 307. a first minor axis; 308. a follower gear; 309. a second minor axis; 310. a long axis; 400. a bar; 500. feeding the knife box into a long pipe; 600. and a V-shaped guide rail.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

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 invention, "a plurality" means two or more unless specifically limited otherwise.

Examples

Referring to the attached drawings 1-4, the utility model aims to solve the problems existing in the above technology, and provides a bar cutting support mechanism for stably supporting a bar 400 to facilitate cutter cutting, comprising a frame 100 of a filter rod forming machine or a cigarette forming machine, a cutter head assembly 200, a stable support mechanism 300, a bar 400, a cutter box long tube 500 and a V-shaped guide rail 600, wherein the cutter head assembly 200 and the stable support mechanism 300 are respectively fixed on the frame 100, the cutter head assembly 200 is positioned at the rear upper part of the stable support mechanism 300, at least two groups of blades 201 are uniformly distributed on the circumferential surface, the cutter head assembly 200 realizes synchronous operation through a driving motor of the filter rod forming machine or the cigarette forming machine, the stable support mechanism 300 comprises a mounting seat 301 and a chuck 306, the mounting seat 301 is fixedly arranged on the surface of the frame 100, the chuck 306 is positioned inside the mounting seat 301, the servo motor 302 is fixedly arranged on the front surface of the mounting seat 301, an output shaft of the servo motor 302 penetrates through the inside of the mounting seat 301 and is fixedly mounted at the center of the chuck 306, the chuck 306 is in a cross structure, four end parts of the chuck 306 are fixedly connected with second short shafts 309, the surface of each second short shaft 309 is in bearing connection with a follow-up gear 308, one side, close to the central axis of the chuck 306, of each follow-up gear 308 is meshed with a transmission gear 305, four transmission gears 305 are in bearing connection with first short shafts 307, four first short shafts 307 are fixedly mounted with the chuck 306, four transmission gears 305 are uniformly meshed around the driving gear 304, the driving gear 304 is fixedly mounted at one end of a long shaft 310, the other end of the long shaft 310 is fixedly mounted with the back of the mounting seat 301, the central axis of the driving gear 304 is superposed with the central axis of the chuck 306, the back of each follow-up gear 308 is fixedly mounted with two cutting nozzles 303, and the tops of the two cutting nozzles 303 are provided with U-shaped grooves, the clearance in the middle of two cutting nozzles 303 forms the cutting groove, and stick 400 joint is in the U-shaped inslot portion, and blade 201 slides into cutting groove fixed length vertical cut stick 400.

Specifically, the chuck 306 is driven to rotate by the servo motor 302, so as to drive each first short shaft 307 fixed thereon to revolve around the central axis of the chuck 306, each transmission gear 305 adopts straight-tooth gear transmission and is engaged with the driving gear 304, because the driving gear 304 is fixedly connected with the long shaft 310 and is fixedly installed on the installation seat 301 without rotating, each transmission gear 305 revolves around the driving gear 304 while rotating on its own axis under the driving of the driving gear 304 and drives each following gear 308 on the outer side to rotate, so that the rotation direction of the chuck 306 is the same as the rotation direction of the four transmission gears 305 and is opposite to the rotation direction of the four following gears 308, thereby make cutting nozzle 303 can revolve round the central axis of chuck 306 with fixed gesture and keep the perpendicular stick 400 of U-shaped groove all the time to carry out stable support, thereby cooperation cutting nozzle 303 and the relative position of stick 400 and lift the stick 400 that the location transmission came through the U-shaped groove, thereby provide the cutting support for blade 201 of cutter disc subassembly 200, support location stick 400 and carry out the fixed length cutting through utilizing foretell stable supporting mechanism 300 to replace the crank rocker mechanism of existing equipment, the transmission carbon fiber plate who has effectively reduced handle rocker mechanism produces mechanical fatigue because of long-time motion distortion, thereby prevent to be fragile because of equipment spare part, lead to the production line to shut down, bring not little lost technical problem for the enterprise, stable supporting mechanism 300 utilizes gear drive simultaneously, the transmission precision is high, the transmission is stable and durable.

In an embodiment of the present invention, further, the cutting groove is parallel to the length direction of the bar 400, and the groove width is one millimeter, and each U-shaped groove is perpendicular to the bar 400.

In an embodiment of the present invention, further, the number of the blades 201 is two, and the rotation speed ratio of the driving motor to the servo motor 302 is two to one.

Specifically, the number of the cutting nozzles 303 and the number of the blades 201 are set in a matching manner, and the rotation speed ratio of the driving motor of the filter rod forming machine or the cigarette forming machine to the servo motor 302 of the stable cutting system of the rod 400 is adjusted, so that the rotation angular speeds of the blades 201 of all groups of cutting nozzles 303 are matched, when the bottom of the rod 400 is supported by the U-shaped groove of the cutting nozzle 303, the blades 201 of the cutter disc assembly 200 just slide into the gap in the middle of the cutting nozzle 303, namely, the cutting groove is cut to cut the rod 400, the cut rod slides out after cutting is completed, the whole mechanism can smoothly run without interference and blocking through the speed and the matching of all parts, the length of fixed-length cutting can be customized according to production requirements, the structure is simple, the transmission is smooth, and the service life of the device is prolonged.

In an embodiment of the utility model, further, the knife box advances a long tube 500 and V type guide rail 600 all with frame 100 fixed mounting, stick 400 through make-up machine opium pipe traction get into stabilizing support mechanism 300 and carry out the fixed length through cutterhead subassembly 200 and cut the back and get into behind the V type guide rail 600 and carry and get into and divide the tobacco wheel.

The working principle of the bar cutting supporting mechanism is as follows: the rod 400 conveyed from the upstream forming smoke gun enters the stable supporting mechanism 300 under the traction of the long pipe 500 of the cutter box, the rotating speed ratio of the cutter disc assembly 200 to the stable supporting mechanism 300 is two to one, when the blade 201 on the cutter disc assembly 200 rotates to the cutting groove in the middle of the cutting nozzle 303 on the stable supporting mechanism 300, the U-shaped groove of the cutting nozzle 303 synchronously supports the bottom of the rod 400, so that the instantaneous vertical fixed-length cutting of the rod 400 by the blade 201 is completed, and the cut rod 400 enters the V-shaped guide rail 600 and then is conveyed to the smoke separating wheel.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a stick cutting supporting mechanism for stabilizing support stick (400) makes things convenient for the blade disc to cut, frame (100), cutter disc subassembly (200), stabilizing support mechanism (300), stick (400), knife box advance a long tube (500) and V type guide rail (600) including filter rod forming machine or cigarette forming machine, cutter disc subassembly (200) with stabilizing support mechanism (300) is fixed in respectively on frame (100), cutter disc subassembly (200) are located the back top of stabilizing support mechanism (300), and the circumference surface equipartition has at least two sets of blades (201), cutter disc subassembly (200) pass through filter rod forming machine or the driving motor of cigarette forming machine realizes synchronous operation, a serial communication port, stabilizing support mechanism (300) are including mount pad (301) and chuck (306), mount pad (301) fixed mounting in frame (100) surface, chuck (306) are located inside mount pad (301), the front fixed mounting of mount pad (301) has servo motor (302), the output shaft of servo motor (302) penetrates the inside fixed mounting pad (301) install in chuck (306) the short axis of the center is connected with the short axis of chuck (309), the short axis of chuck (309) fixed bearing (309), the chuck (309) is connected with the short axis structure of two short axis (309), the chuck (309) and the short axis (309) is connected with the short axis (309) and moves all the chuck (309), one side, close to the central axis of the chuck (306), of each follow-up gear (308) is meshed with a transmission gear (305), a first short shaft (307) is connected to each four transmission gears (305) through a bearing, each first short shaft (307) is fixedly mounted with the chuck (306), the four transmission gears (305) are uniformly meshed around the driving gear (304), the driving gear (304) is fixedly mounted at one end of the long shaft (310), the other end of the long shaft (310) is fixedly mounted with the back of the mounting seat (301), the central axis of the driving gear (304) is overlapped with the central axis of the chuck (306), two cutting nozzles (303) are fixedly mounted on the back of each follow-up gear (308), a U-shaped groove is formed in the top of each cutting nozzle (303), a cutting groove is formed in a gap between the two cutting nozzles (303), the bar (400) is clamped in the U-shaped groove, and the blade (201) slides into the cutting groove to vertically cut the bar (400).

2. The bar cutting support mechanism according to claim 1, wherein the cutting grooves are arranged in a direction parallel to the length of the bar (400) and have a groove width of one millimeter, and each of the U-shaped grooves is arranged perpendicular to the bar (400).

3. The rod cutting support mechanism according to claim 2, wherein the number of the blades (201) is two, and the rotation speed ratio of the driving motor to the servo motor (302) is two to one.

4. The rod cutting support mechanism according to claim 3, wherein the knife box long feeding tube (500) and the V-shaped guide rail (600) are both fixedly mounted on the machine frame (100), and the rod (400) is drawn into the stable support mechanism (300) through a cigarette gun of the forming machine, is cut to a fixed length by the cutter head assembly (200), enters the V-shaped guide rail (600), and is conveyed into the cigarette separating wheel.