CN111150095B - Filter stick suction resistance stabilizing device and method - Google Patents

Abstract

The invention discloses a filter stick suction resistance stabilizing device, which comprises: the lifting device is used for executing lifting action; the tow traction device is used for applying traction force to the tows output by the tow feeding device; the tow buffering device comprises an arc-shaped tow storage groove extending downwards from the bottom of the tow traction device, at least one buffering stop lever is fixed on the inner side of the arc-shaped tow storage groove, and a gap through which a tow can pass is formed between the buffering stop lever and the arc-shaped tow storage groove; the first end of the tow support frame is installed on the base of the filter stick forming device, the second end of the tow support frame extends to the position above the tow traction device, and tows pulled out by the tow traction device extend upwards after passing through the tow buffering device and are conveyed to the feeding port of the filter stick forming device after bypassing the second end of the tow support frame. The invention can ensure that the tension distribution is balanced and the tows are consistent in density in the process of conveying the tows, thereby improving the processing quality of the filter stick.

Description

Filter stick suction resistance stabilizing device and method

Technical Field

The invention relates to a cigarette filter stick production system, in particular to a filter stick suction resistance stabilizing device and method.

Background

The production of the filter stick is an early-stage process link in the cigarette production process, and the filter stick forming process is to roll the fiber tows of the filter material for cigarettes into a round stick with filtering performance and certain length. In the production process, the newly opened tow bag has the advantages that density of tows on the upper surface, the bottom surface, the middle part and the periphery of the tow bag is easily different or pressure is uneven under the action of dead weight pressure and tensioning force of the packing belt, when the tows enter an opener through a high cantilever, tension of the tows at different parts is different, the tows at parts with large tension can be stretched, lengthened and thinned, the tow opening effect is poor through two-stage opening, the tow opening effect is easy to occur due to stretching, excessive opening and the like when the tow bag enters a tensioning area, the suction resistance quality of a filter stick is further affected, and the filter stick has the problems of large suction resistance change, or unqualified filter sticks, soft mouths and the like.

Disclosure of Invention

The invention aims to solve the technical problem of providing a filter stick suction resistance stabilizing device and method which can ensure balanced tension distribution and consistent tow density in the tow conveying process so as to improve the filter stick processing quality aiming at the defects of the prior art.

In order to solve the technical problems, the invention adopts the following technical scheme.

A filter stick resistance absorbing and stabilizing device is arranged between a tow feeding device and a filter stick forming device and comprises: the lifting device is arranged on the base of the filter stick forming device and is used for executing lifting action; the tow traction device is arranged at the lifting end of the lifting device and is positioned above the tow feeding device, and the tow traction device is used for applying traction force to the tows output by the tow feeding device so as to pull the tows outwards; the tow buffering device comprises an arc-shaped tow storage groove extending downwards from the bottom of the tow traction device, at least one buffering stop lever is fixed on the inner side of the arc-shaped tow storage groove, and a gap through which the tows can pass is formed between the buffering stop lever and the arc-shaped tow storage groove; the first end of the tow support frame is installed on the base of the filter stick forming device, the second end of the tow support frame extends to the position above the tow traction device, and tows pulled out by the tow traction device penetrate through the tow buffering device and then extend upwards, and are conveyed to the feeding port of the filter stick forming device after bypassing the second end of the tow support frame.

Preferably, a lateral bracket extending outwards is fixed on the side wall of the machine base of the filter stick forming device, and the lifting device is fixed on the lateral bracket.

Preferably, the lifting device is a linear module, and the lifting device is vertically arranged on the lateral bracket.

Preferably, a bearing frame is fixed on a sliding block of the lifting device, a first support arm is fixed at the upper end of the bearing frame, a second support arm is fixed at the end of the first support arm, the second support arm extends towards the upper part of the tow feeding device and is perpendicular to the first support arm, and the tow traction device is fixed on the second support arm.

Preferably, the inner side of the arc-shaped wire storage groove is fixed with two buffering stop rods which are arranged side by side and are parallel to each other.

Preferably, the two side edges of the arc-shaped wire storage groove are respectively provided with a support lug, and the buffer stop rod is fixed between the support lugs at the two sides of the arc-shaped wire storage groove.

Preferably, the tow support frame comprises a support rod which is obliquely arranged, and the first end of the support rod is fixedly connected to the base of the filter stick forming device.

Preferably, an arc-shaped wire guide sheet is fixed at the second end of the support rod, and the tows penetrating through the tow buffering device bypass the arc-shaped wire guide sheet and then are conveyed to a feeding port of the filter stick forming device.

Preferably, a tow guide ring is fixed at the lower end of the tow traction device, and the tow output by the tow feeding device passes through the tow guide ring and then enters the tow traction device.

A filter stick resistance absorbing and stabilizing method is realized based on a filter stick resistance absorbing and stabilizing device, the filter stick resistance absorbing and stabilizing device is arranged between a tow feeding device and a filter stick forming device, and the filter stick resistance absorbing and stabilizing device comprises: the filter rod forming device comprises a lifting device, a tow traction device, a tow buffering device and a tow support frame, wherein the lifting device is installed on a base of the filter rod forming device, the tow traction device is installed at the lifting end of the lifting device and is positioned above a tow feeding device, the tow buffering device comprises an arc-shaped tow storage groove extending downwards from the bottom of the tow traction device, at least one buffering stop rod is fixed on the inner side of the arc-shaped tow storage groove, a gap through which tows can pass is formed between the buffering stop rod and the arc-shaped tow storage groove, the first end of the tow support frame is installed on the base of the filter rod forming device, and the second end of the tow support frame extends to the position above the tow traction device, and the method comprises the following steps: step S1, providing tows by the tow feeding device; step S2, the tow traction device operates and applies traction force to the tows output by the tow feeding device so as to pull the tows outwards; step S3, the tows pulled by the tow pulling device extend upwards after passing through the tow buffering device, are conveyed to a material inlet of the filter stick forming device after bypassing the second end of the tow supporting frame, and are continuously conveyed to the filter stick forming device through the continuous pulling action of the tow pulling device; and step S4, processing the tows into filter rods by a filter rod forming device.

The filter stick resistance absorbing and stabilizing device disclosed by the invention utilizes the tow feeding device to provide tows in the production process, the tow traction device operates and applies traction force to the tows output by the tow feeding device in the tow conveying process so as to pull the tows outwards, the tows pulled by the tow traction device extend upwards after passing through the tow buffering device and are conveyed to the material inlet of the filter stick forming device after bypassing the second end of the tow supporting frame, the tows are continuously conveyed to the filter stick forming device through the continuous traction action of the tow traction device, and the tows are processed into filter sticks by the filter stick forming device. Based on the structure, the tow conveying device sequentially performs traction, buffering and supporting treatment in the tow conveying process, compared with the prior art, the tow conveying device can effectively avoid the adverse effects on the tow conveying process caused by self gravity, packing tension and the like, effectively ensures the balanced tension distribution in the tow conveying process, enables tows to be consistent in density, further improves the filter stick processing quality, and better meets the production requirements.

Drawings

FIG. 1 is a first perspective view of a filter stick suction resistance stabilizing device;

FIG. 2 is a second perspective view of the filter stick resistance suction stabilizing device;

figure 3 is a side view of a filter rod resistance to draw stabilizing device;

FIG. 4 is a front view of a filter rod resistance suction stabilizing device;

FIG. 5 is a partial structure view I of a filter stick suction resistance stabilizing device;

FIG. 6 is a partial structure diagram II of the filter stick resistance absorbing and stabilizing device;

FIG. 7 is a structural view of the lifting device;

FIG. 8 is a first block diagram of a tow traction device;

FIG. 9 is a first exploded view of a tow traction device;

FIG. 10 is a second exploded view of the tow traction device;

FIG. 11 is a second configuration of a tow traction device;

FIG. 12 is a first block diagram of a tow buffering device;

FIG. 13 is a second view of the tow buffering device;

FIG. 14 is a first block diagram of a tow opening device;

FIG. 15 is a second configuration of a tow opening device;

FIG. 16 is a perspective view of a tow opening device;

FIG. 17 is a partial exploded view of a tow opening device;

FIG. 18 is a block diagram of a speed acquisition device;

figure 19 is a block diagram of the components of a filter rod production control system;

FIG. 20 is a block diagram of an interface component of the human interaction device.

Detailed Description

The invention is described in more detail below with reference to the figures and examples.

Example one

This embodiment provides a filter rod resistance-absorbing stabilizing device, which is shown in fig. 1 to 7, and is disposed between a tow feeding device 1 and a filter rod forming device 2, and the filter rod resistance-absorbing stabilizing device includes:

the lifting device 3 is arranged on the base of the filter stick forming device 2, and the lifting device 3 is used for executing lifting action;

a tow traction device 4 installed at the lifting end of the lifting device 3 and located above the tow feeding device 1, wherein the tow traction device 4 is used for applying traction force to the tow output by the tow feeding device 1 so as to pull the tow 100 outwards;

the tow buffering device 5 comprises an arc-shaped tow storage groove 50 extending downwards from the bottom of the tow traction device 4, at least one buffering stop lever 51 is fixed on the inner side of the arc-shaped tow storage groove 50, and a gap for the tows 100 to pass through is arranged between the buffering stop lever 51 and the arc-shaped tow storage groove 50;

a tow support frame 6, the first end of tow support frame 6 install in on filter rod forming device 2's the frame, the second end of tow support frame 6 extends to tow draw gear 4's top, tow 100 that tow draw gear 4 pull out passes up extension behind the tow buffer 5 to walk around carry behind the second end of tow support frame 6 extremely filter rod forming device 2's pan feeding mouth.

In the production process of the equipment, the tow feeding device 1 is used for providing tows 100, in the tow conveying process, the tow traction device 4 operates and applies traction force to the tows output by the tow feeding device 1 so as to pull the tows 100 outwards, the tows 100 pulled by the tow traction device 4 extend upwards after passing through the tow buffering device 5 and are conveyed to the feeding port of the filter stick forming device 2 after bypassing the second end of the tow support frame 6, the tows 100 are continuously conveyed to the filter stick forming device 2 through the continuous traction effect of the tow traction device 4, and the tows 100 are processed into filter sticks by the filter stick forming device 2. Based on the structure, the tow conveying device sequentially performs traction, buffering and supporting treatment in the tow 100 conveying process, compared with the prior art, the tow conveying device can effectively avoid adverse effects on the tow conveying process caused by self gravity, packing tension and the like, effectively ensures balanced tension distribution in the tow conveying process, enables tows to be consistent in density, further improves the filter stick processing quality, and better meets the production requirements.

In this embodiment, a lateral bracket 20 extending outward is fixed on the side wall of the base of the filter rod forming device 2, and the lifting device 3 is fixed on the lateral bracket 20. Further, the lifting device 3 is a linear module, and the lifting device 3 is vertically disposed on the lateral bracket 20.

Preferably, a carriage 31 is fixed to the slide block 30 of the lifting device 3, a first arm 32 is fixed to an upper end of the carriage 31, a second arm 33 is fixed to an end of the first arm 32, the second arm 33 extends upward of the tow feeder 1, the second arm 33 is perpendicular to the first arm 32, and the tow draft device 4 is fixed to the second arm 33.

In order to improve the buffering effect, in this embodiment, two buffering stop rods 51 are fixed on the inner side of the arc-shaped wire storage groove 50, and the two buffering stop rods 51 are arranged side by side and parallel to each other.

Furthermore, the two side edges of the arc-shaped wire storage groove 50 are respectively formed with a support lug 52, and the buffer stop lever 51 is fixed between the support lugs 52 at the two sides of the arc-shaped wire storage groove 50.

In order to support, in this embodiment, the tow support frame 6 includes an obliquely disposed brace 60, and a first end of the brace 60 is fixedly connected to the base of the filter rod forming device 2.

Further, an arc-shaped wire guide sheet 61 is fixed at the second end of the support rod 60, and the tows 100 passing through the tow buffering device 5 bypass the arc-shaped wire guide sheet 61 and are then conveyed to the feeding port of the filter rod forming device 2.

It should be noted that the above-mentioned structures of the tow support frame 6, the stay 60, the arc-shaped guide wire piece 61, etc. are only used for explanation in the present invention, and they may be the common structures in the existing filter rod forming device, and the present invention does not limit the contents of this part, that is, the present invention may adopt the above-mentioned structures, and may also adopt other equivalent structures.

The tow guide mechanism is preferably provided in this embodiment, specifically, a tow guide ring 7 is fixed to the lower end of the tow traction device 4, and the tow 100 output by the tow feeding device 1 passes through the tow guide ring 7 and enters the tow traction device 4.

The embodiment also relates to a filter stick resistance absorbing and stabilizing method, which is realized based on a filter stick resistance absorbing and stabilizing device as shown in fig. 1 to 7, wherein the filter stick resistance absorbing and stabilizing device is arranged between a tow feeding device 1 and a filter stick forming device 2, and comprises the following components: a lifting device 3, a tow traction device 4, a tow buffering device 5 and a tow support frame 6, wherein the lifting device 3 is mounted on the base of the filter rod forming device 2, the tow traction device 4 is mounted at the lifting end of the lifting device 3 and is located above the tow feeding device 1, the tow buffering device 5 comprises an arc-shaped tow storage groove 50 extending downwards from the bottom of the tow traction device 4, at least one buffering stop rod 51 is fixed on the inner side of the arc-shaped tow storage groove 50, a gap through which the tow 100 can pass is arranged between the buffering stop rod 51 and the arc-shaped tow storage groove 50, a first end of the tow support frame 6 is mounted on the base of the filter rod forming device 2, and a second end of the tow support frame 6 extends above the tow traction device 4, and the method comprises the following steps:

step S1, providing tows 100 by the tow feeding device 1;

step S2, the tow traction device 4 operates and applies traction to the tow output by the tow feeder 1, so as to pull the tow 100 outwards;

step S3, the tows 100 pulled by the tow pulling device 4 extend upwards after passing through the tow buffering device 5, and are conveyed to a feeding port of the filter rod forming device 2 after bypassing the second end of the tow support frame 6, and the tows 100 are continuously conveyed to the filter rod forming device 2 through the continuous pulling action of the tow pulling device 4;

step S4, the tow 100 is processed into a filter rod by the filter rod forming apparatus 2.

Example two

The embodiment provides a production control system of a filter stick resistance absorbing and stabilizing device, which is shown in fig. 1 to 4, 12 and 18 to 20, and is arranged between a tow feeding device 1 and a filter stick forming device 2, the filter stick resistance absorbing and stabilizing device comprises a lifting device 3, a tow traction device 4, a tow buffering device 5 and a tow support frame 6, the tow feeding device 1 is used for outputting tows 100, the filter stick forming device 2 is used for processing the tows 100 into filter sticks, the lifting device 3 is mounted on a base of the filter stick forming device 2, the tow traction device 4 is mounted at a lifting end of the lifting device 3 and is located above the tow feeding device 1, the tow buffering device 5 comprises a tension sensor 53, the tow traction device 4 is used for outwards drawing the tows 100 output by the tow feeding device 1, the tow 100 delivered by the tow traction device 4 bypasses the tension sensor 53 and then extends upwards, the first end of the tow support frame 6 is installed on the base of the filter stick forming device 2, the second end of the tow support frame 6 extends to the upper side of the tow traction device 4, the tow 100 bypasses the second end of the tow support frame 6 and then is delivered to the feeding port of the filter stick forming device 2, and the system comprises:

the speed acquisition device 101 is arranged in the filter stick forming device 2, and the speed acquisition device 101 is used for acquiring the conveying speed of the tows 100;

a servo driver 102 for driving the tow traction device 4 to operate;

a human-computer interaction device 103 for displaying data and entering control instructions;

a master controller 104, wherein the speed acquisition device 101, the servo driver 102, the tow traction device 4, the tension sensor 53 and the human-computer interaction device 103 are respectively in communication with the master controller 104, and the master controller 104 is configured to:

processing the instruction input by the man-machine interaction device 103, the data acquired by the speed acquisition device 101 and the data acquired by the tension sensor 53;

sending a driving parameter to the servo driver 102 according to the processing result;

the servo driver 102 drives the tow traction device 4 to operate according to the driving parameters, so as to control the conveying speed of the tow 100 and the tension of the tow 100.

In the processing process of the system, the man-machine interaction device 103 is used for displaying data and inputting control instructions, the main controller 104 processes the instructions input by the man-machine interaction device 103, the data acquired by the speed acquisition device 101 and the data acquired by the tension sensor 53, then the main controller 104 sends driving parameters to the servo driver 102 according to processing results, and the servo driver 102 drives the tow traction device 4 to operate according to the driving parameters, so that the conveying speed of the tows 100 and the tension degree of the tows 100 are controlled. Based on the principle, compared with the prior art, the automatic closed-loop control method has the advantages that the automatic closed-loop control is better realized, the intelligent production control function is realized, and the production efficiency and the processing quality of the filter stick are improved.

In this embodiment, the main controller 104 drives the lifting device 3 and the tow traction device 4 to ascend and descend in a servo driving manner, so as to facilitate the assembly and disassembly of tows during the loading, reloading and discharging processes.

As a preferable mode, the tow traction device 4 includes a traction support 40, the traction support 40 is provided with a driving roller 41 and a driven roller 42, the traction support 40 is provided with a fixed frame 400 and a movable frame 401, the fixed frame 400 is fixedly connected to the traction support 40, the movable frame 401 is located inside the fixed frame 400, the driving roller 41 is disposed on the fixed frame 400, the driven roller 42 is disposed on the movable frame 401, a clamping driving mechanism is fixed on the traction support 40, the clamping driving mechanism includes two side-by-side cylinders 430, a housing of the cylinders 430 is fixedly connected to the traction support 40, a driving shaft of the cylinders 430 passes through the traction support 40 and then is fixedly connected to the movable frame 401, and the system includes:

the pneumatic control device 105 is communicated with the main controller 104, the pneumatic control device 105 is arranged between an air source joint of the air cylinder 430 and a preset air source, the main controller 104 is used for sending a control instruction to the pneumatic control device 105, the pneumatic control device 105 is used for controlling the motion state of the air cylinder 430, the movable frame 401 is driven to move in a reciprocating mode, and the driven roller 42 is driven to abut against the driving roller 41 or be separated from the driving roller 41.

In order to further improve the distribution balance of the conveying tension of the tows, in this embodiment, the filter stick absorbing and resisting stabilizing device includes a tow opening device 8, the tow opening device 8 includes an opening bracket 80, the opening bracket 80 is fixedly connected with the bottom of the tow traction device 4, a fixed clamping plate 81 and a movable clamping plate 82 are arranged on the opening bracket 80, a flat notch 810 through which the tows 100 can pass is formed in the fixed clamping plate 81, the fixed clamping plate 81 is fixedly connected with the opening bracket 80, the side edge of the movable clamping plate 82 is hinged with the side edge of the fixed clamping plate 81, an air passage 811 is formed in the flat notch 810, the air passage 811 is used for injecting compressed air, and the air flow generated by the compressed air is blown to the tows 100 in the flat notch 810.

Further, the present embodiment includes:

the air flow control device 106 is in communication with the main controller 104, the air flow control device 106 is arranged between the air passage 811 and a preset air source, and the main controller 104 is used for sending a control instruction to the air flow control device 106 so as to control the injection state of the compressed air in the air passage 811.

Preferably, the main controller 104 is a PLC controller. Wherein, the human-computer interaction device 103 comprises: a main operating interface 110; a setting interface 111 for inputting parameter data; a manual control interface 112 for inputting control instructions; and an automatic adjustment setting interface 113 for generating and displaying the driving parameters according to the processing result.

Further, the setting interface 111 includes: a speed setting interface 114 for setting a default operating speed of the tow traction device 4 to the master controller 104; a servo parameter setting interface 115 for setting default drive parameters of the servo driver 102 to the main controller 104.

In order to further improve the system security, in this embodiment, the setting interface 111 includes a password input window 117, and the password input window 117 pops up when the speed setting interface 114 and the servo parameter setting interface 115 are opened.

As a preferred construction, referring to fig. 18, the speed acquisition device 101 includes an acquisition bracket 120, the collecting bracket 120 is provided with a bearing seat 121 and an encoder 123, the bearing seat 121 is provided with a collecting roller 122 which are connected through a bearing, the collecting roller 122 is connected with the encoder 123 through a coupler 124, a feeding roller 125 is arranged in the filter rod forming device 2, the feeding roller 125 and the collecting roller 122 are mutually abutted, the tows 100 sent into the filter rod forming device 2 are conveyed under the traction of the feeding roller 125, the feeding roller 125 drives the collecting roller 122 to rotate, the collecting roller 122 drives the encoder 123 to rotate through the coupler 124, the encoder 123 is in communication with the main controller 104, and the main controller 104 processes data fed back by the encoder 123 to obtain a tow feeding speed of the filter rod forming device 2. The main controller 104 controls the tow traction device 4 according to the tow feeding speed.

The embodiment also relates to a production control method of a filter stick resistance absorbing and stabilizing device, which is shown in fig. 1 to 4, 12 and 18 to 20, and is arranged between a tow feeding device 1 and a filter stick forming device 2, the filter stick resistance absorbing and stabilizing device comprises a lifting device 3, a tow traction device 4, a tow buffering device 5 and a tow support frame 6, the tow feeding device 1 is used for outputting tows 100, the filter stick forming device 2 is used for processing the tows 100 into filter sticks, the lifting device 3 is arranged on a base of the filter stick forming device 2, the tow traction device 4 is arranged at the lifting end of the lifting device 3 and is positioned above the tow feeding device 1, the tow buffering device 5 comprises a tension sensor 53, the tow traction device 4 is used for outwards drawing the tows 100 output by the tow feeding device 1, the tow 100 delivered by the tow traction device 4 bypasses the tension sensor 53 and then extends upwards, the first end of the tow support frame 6 is installed on the base of the filter stick forming device 2, the second end of the tow support frame 6 extends to the position above the tow traction device 4, the tow 100 bypasses the second end of the tow support frame 6 and then is delivered to the feeding port of the filter stick forming device 2, the system comprises a speed acquisition device 101, a servo driver 102, a human-computer interaction device 103 and a main controller 104, the speed acquisition device 101 is arranged in the filter stick forming device 2 and is used for acquiring the delivery speed of the tow 100, and the speed acquisition device 101, the servo driver 102, the tow traction device 4, the tension sensor 53 and the human-computer interaction device 103 are respectively communicated with the main controller 104, the method comprises the following steps:

step S1, initializing the system, displaying data and typing in control instructions by using the human-computer interaction device 103;

step S2, the main controller 104 processes the instruction input by the human-computer interaction device 103, the data collected by the speed collection device 101, and the data collected by the tension sensor 53;

step S3, the main controller 104 sends the driving parameters to the servo driver 102 according to the processing result;

in step S4, the servo driver 102 drives the tow traction device 4 to operate according to the driving parameters, so as to control the conveying speed of the tow 100 and the tension of the tow 100.

EXAMPLE III

The embodiment provides a tow traction device, as shown in fig. 8 to 11, the tow traction device 4 includes a traction support 40, the traction support 40 is provided with a driving roller 41, a driven roller 42 and a traction driving mechanism 43 for driving the driving roller 41 to rotate, the driving roller 41 and the driven roller 42 are arranged side by side and abutted against each other, a tow guide ring 7 is fixed below the traction support 40, after a tow 100 passes through the tow guide ring 7 from bottom to top, the tow 100 passes through a space between the driving roller 41 and the driven roller 42 from the top, when the driving roller 41 rotates, the tow 100 is pulled by the cooperation of the driving roller 41 and the driven roller 42, and then the tow 100 is conveyed to the lower sides of the driving roller 41 and the driven roller 42.

In the structure, the driving roller 41 and the driven roller 42 are tightly matched, so that the clamping effect on the tows 100 is achieved, the driving roller 41 is driven to rotate by the driving mechanism 43, the driven roller 42 rotates along with the driving roller, the tows 100 are conveyed under the rotating effect and the clamping effect, the stress of the tows conveyed to the lower portions of the driving roller 41 and the driven roller 42 is balanced and consistent in density, the conveying and arranging effects on the tows are achieved, and after the tows 100 are conveyed to the filter stick forming device, high-quality filter sticks can be processed, and the production requirements are well met.

In order to facilitate the loading of the tow 100, in this embodiment, the driven roller 42 is configured to be a structure capable of moving back and forth, specifically, a fixed frame 400 and a movable frame 401 are disposed on the traction support 40, the fixed frame 400 is fixedly connected with the traction support 40, the movable frame 401 is located on the inner side of the fixed frame 400, the driving roller 41 is disposed on the fixed frame 400, the driven roller 42 is disposed on the movable frame 401, a clamping driving mechanism is fixed on the traction support 40, and the clamping driving mechanism is configured to drive the movable frame 401 to move back and forth, so as to drive the driven roller 42 to abut against the driving roller 41 or separate from the driving roller 41.

In order to better perform the forward and backward movement, in this embodiment, the clamping driving mechanism includes two air cylinders 430 arranged side by side, a housing of the air cylinder 430 is fixedly connected with the traction bracket 40, and a driving shaft of the air cylinder 430 passes through the traction bracket 40 and then is fixedly connected to the movable frame 401. Preferably, the traction drive mechanism 43 is a motor. Further, the driving roller 41 is a stainless steel roller, and the driven roller 42 is a rubber roller.

In this embodiment, the fixing frame 400 is fixed with a guide strut 44 extending downward, and the tow guide ring 7 is fixed at the lower end of the guide strut 44.

In order to prevent impurities or contaminants from entering between the driving roller 41 and the driven roller 42 and from being mixed into the tow 100, the present embodiment further includes a cover plate 45, the cover plate 45 covers the driving roller 41 and the driven roller 42, one end of the cover plate 45 is bent toward the outer side of the driving roller 41, and the other end of the cover plate 45 is connected to the traction bracket 40 through two cover plate hinges 46.

Example four

The embodiment provides a tow buffering device, which is shown in fig. 12 and 13 and is installed at the bottom of a preset tow traction device 4, the tow buffering device 5 includes an arc-shaped tow storage groove 50 and a vertical column 54 which are vertically arranged, at least one buffering stop lever 51 which is transversely arranged is fixed on the inner side of the arc-shaped tow storage groove 50, a gap through which the tow 100 can pass is formed between the buffering stop lever 51 and the arc-shaped tow storage groove 50, the vertical column 54 is arranged adjacent to the arc-shaped tow storage groove 50, a tension sensor 53 which is transversely arranged is fixed at the lower end of the vertical column 54, and the tow 100 which is conveyed by the tow traction device 4 passes through the gap between the buffering stop lever 51 and the arc-shaped tow storage groove 50, bypasses the tension sensor 53 and extends upwards.

In the structure, under the action of the arc-shaped filament storage groove 50, the filament bundle 100 can naturally droop along the arc-shaped filament storage groove 50, the filament bundle 100 is buffered by matching with the effects of the buffer stop lever 51 and the tension sensor 53, and meanwhile, the tension sensor 53 is used for collecting the tension of the filament bundle, so that the control system of the filter stick forming device can conveniently collect the tension of the filament bundle, and further the closed-loop control of the traction force of the filament bundle is realized.

Preferably, two buffer rods 51 are fixed to the inner side of the arc-shaped wire storage groove 50, and the two buffer rods 51 are arranged side by side and parallel to each other. Furthermore, the two side edges of the arc-shaped wire storage groove 50 are respectively formed with a support lug 52, and the buffer stop lever 51 is fixed between the support lugs 52 at the two sides of the arc-shaped wire storage groove 50.

In order to facilitate the processing, in this embodiment, the arc-shaped wire storage tank 50 includes a vertical tank body 500 and an arc-shaped tank body 501, and the arc-shaped tank body 501 is fixed to the lower end of the vertical tank body 500.

In order to improve the overall strength of the arc-shaped wire storage groove 50, in this embodiment, a triangular reinforcing plate 502 is formed on the back side of the vertical groove body 500.

In order to support the tension sensor 53, the present embodiment includes two columns 54 arranged in parallel, and the tension sensor 53 is fixed between the two columns 54.

EXAMPLE five

The embodiment provides a tow opening device, which is shown in fig. 13 to 17 and is arranged at the bottom of a preset tow traction device 4, and is characterized in that the tow opening device 8 includes an opening bracket 80, the opening bracket 80 is fixedly connected with the bottom of the tow traction device 4, the opening bracket 80 is provided with a fixed clamping plate 81 and a movable clamping plate 82, the fixed clamping plate 81 is provided with a flat notch 810 through which the tow 100 can pass, the fixed clamping plate 81 is fixedly connected with the opening bracket 80, the side edge of the movable clamping plate 82 is hinged with the side edge of the fixed clamping plate 81, so that the movable clamping plate 82 can turn over relative to the fixed clamping plate 81, the fixed clamping plate 81 is embedded with a first magnet 83, the movable clamping plate 82 is embedded with a second magnet 84, the first magnet 83 and the second magnet 84 are symmetrically arranged and have opposite magnetism, by means of the magnetic attraction effect of the first magnet 83 and the second magnet 84, the movable clamp plate 82 is tightly covered on the fixed clamp plate 81, and the filament bundle 100 is limited in the flat notch 810.

In the structure, under the cooperation of the fixed clamping plate 81 and the movable clamping plate 82, the filament bundle 100 is limited, when the filament bundle 100 is conveyed in the flat notch 810, the flat notch 810 is utilized to perform a flat carding function on the filament bundle 100, so that the filament bundle is conveyed to a filament bundle traction device in a dense and uniform manner, and in addition, under the cooperation of the first magnet 83 and the second magnet 84, the movable clamping plate 82 is convenient to open and close, and the filament bundle 100 is favorably placed in the flat notch 810 before processing. Based on the principle, the invention plays a role in carding the tows before entering the tow traction device, thereby ensuring the consistency of the density of the tows, being beneficial to improving the processing quality of the filter stick and better meeting the production requirement.

In order to realize the hinged connection, in the present embodiment, the movable jaw 82 is hinged to the fixed jaw 81 via an opening hinge 85. Further, the first magnet 83 is located at an end of the fixed jaw 81 away from the opening hinge 85.

Preferably, an air channel 811 is formed in the flat recess 810, and the air channel 811 is used for injecting compressed air, and the air flow generated by the compressed air is blown to the tows 100 in the flat recess 810. Further, the air passage 811 is elongated.

Due to the air channel 811, air flow can be continuously blown to the tows 100 in the flat recess 810, so that the tows 100 in the flat recess 810 are more uniformly distributed, and the density consistency of the tows 100 is remarkably improved.

Preferably, two air passages 811 are formed in the flat recess 810, and the two air passages 811 are arranged to intersect with each other.

In this embodiment, a back plate 86 is fixed on the back side of the fixing splint 81, an air inlet hole 860 is opened on the back plate 86, the air inlet hole 860 is communicated with the air channel 811, and the air inlet hole 860 is used for receiving compressed air. Further, an air storage groove 861 is formed in one side of the back plate 86 facing the fixed clamping plate 81, and the air storage groove 861 is aligned with the air passage 811. Under the action of the air storage tank 861, the compressed air is temporarily stored, so that the pressure of the air flow passing through the air passage 811 is balanced, and the consistency of the density of the tows can be further improved.

In order to guide the airflow, in this embodiment, the back side of the fixing splint 81 is provided with an air guide groove 812, the air guide groove 812 is communicated with the air duct 811, and the air guide groove 812 extends along the length direction of the air duct 811. Further, the air guide groove 812 is a groove having a "V" shape in cross section. The V-shaped groove structure can make the compressed air enter the air guide groove 812 quickly, thereby improving the guiding effect on the air flow.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents or improvements made within the technical scope of the present invention should be included in the scope of the present invention.

Claims (1)

1. The utility model provides a filter rod hinders stabilising arrangement, filter rod hinders stabilising arrangement and locates between a silk bundle feedway (1) and a filter rod forming device (2) is inhaled, its characterized in that, filter rod hinders stabilising arrangement including:

the lifting device (3) is arranged on the base of the filter stick forming device (2), and the lifting device (3) is used for executing lifting action;

a lateral support (20) extending outwards is fixed on the side wall of a machine base of the filter stick forming device (2), the lifting device (3) is a linear module, the lifting device (3) is vertically fixed on the lateral support (20), a bearing frame (31) is fixed on a sliding block (30) of the lifting device (3), a first support arm (32) is fixed at the upper end of the bearing frame (31), a second support arm (33) is fixed at the end part of the first support arm (32), the second support arm (33) extends towards the upper part of the tow feeding device (1), the second support arm (33) is perpendicular to the first support arm (32), and a tow traction device (4) is fixed on the second support arm (33);

the tow traction device (4) is installed at the lifting end of the lifting device (3) and is positioned above the tow feeding device (1), the tow traction device (4) is used for applying traction force to the tow output by the tow feeding device (1) so as to pull the tow (100) outwards, a tow guide ring (7) is fixed at the lower end of the tow traction device (4), and the tow (100) output by the tow feeding device (1) passes through the tow guide ring (7) and then enters the tow traction device (4);

the tow buffering device (5) comprises an arc-shaped tow storage groove (50) extending downwards from the bottom of the tow traction device (4), at least one buffering stop lever (51) is fixed on the inner side of the arc-shaped tow storage groove (50), a gap through which the tows (100) can pass is formed between the buffering stop lever (51) and the arc-shaped tow storage groove (50), two buffering stop levers (51) are fixed on the inner side of the arc-shaped tow storage groove (50), the two buffering stop levers (51) are arranged side by side and are parallel to each other, lugs (52) are respectively formed at the edges of two sides of the arc-shaped tow storage groove (50), and the buffering stop levers (51) are fixed between the lugs (52) at two sides of the arc-shaped tow storage groove (50);

the device comprises a filament bundle drawing device, a filament bundle buffering device and a control device, wherein the filament bundle buffering device is arranged at the bottom of a preset filament bundle drawing device and comprises an arc filament storage groove and a vertical column which are vertically arranged, at least one buffering stop rod which is transversely arranged is fixed on the inner side of the arc filament storage groove, a gap through which a filament bundle can pass is formed between the buffering stop rod and the arc filament storage groove, the vertical column and the arc filament storage groove are adjacently arranged, a tension sensor which is transversely arranged is fixed at the lower end of the vertical column, and the filament bundle conveyed by the filament bundle drawing device bypasses the tension sensor and extends upwards after passing through the gap between the buffering stop rod and the arc filament storage groove;

a tow support frame (6), the first end of the tow support frame (6) is arranged on the machine base of the filter stick forming device (2), the second end of the tow support frame (6) extends to the upper part of the tow traction device (4), the tows (100) drawn by the tow drawing device (4) extend upwards after passing through the tow buffering device (5), and is conveyed to a feeding port of the filter stick forming device (2) after bypassing the second end of the tow support frame (6), the tow support frame (6) comprises a support rod (60) which is obliquely arranged, the first end of the support rod (60) is fixedly connected with the base of the filter stick forming device (2), an arc-shaped wire guide sheet (61) is fixed at the second end of the support rod (60), and a wire bundle (100) passing through the wire bundle buffer device (5) bypasses the arc-shaped wire guide sheet (61) and is conveyed to a feeding port of the filter stick forming device (2);

the tow traction device comprises a traction support, wherein a driving roller, a driven roller and a traction driving mechanism for driving the driving roller to rotate are arranged on the traction support, the driving roller and the driven roller are arranged side by side and are abutted against each other, a tow guide ring is fixed below the traction support, a tow penetrates through the tow guide ring from bottom to top, the tow penetrates through a space between the driving roller and the driven roller from the top end, and when the driving roller rotates, the tow is pulled by the cooperation of the driving roller and the driven roller, so that the tow is conveyed below the driving roller and the driven roller;

the traction bracket is provided with a fixed frame and a movable frame, the fixed frame is fixedly connected with the traction bracket, the movable frame is positioned at the inner side of the fixed frame, the driving roller is arranged on the fixed frame, the driven roller is arranged on the movable frame, the traction bracket is fixedly provided with a clamping driving mechanism, and the clamping driving mechanism is used for driving the movable frame to reciprocate so as to drive the driven roller to tightly abut against the driving roller or separate from the driving roller; the clamping driving mechanism comprises two cylinders arranged side by side, a shell of each cylinder is fixedly connected with the traction support, and a driving shaft of each cylinder penetrates through the traction support and then is fixedly connected with the movable frame; a guide support rod extending downwards is fixed on the fixing frame, and the tow guide ring is fixed at the lower end of the guide support rod; the traction support also comprises a cover plate, the cover plate covers the driving roller and the driven roller, one end of the cover plate is bent towards the outer side of the driving roller, and the other end of the cover plate is connected to the traction support through two cover plate hinges;

the device (8) is opened to silk bundle is located preset silk bundle draw gear (4) bottom, silk bundle opens device (8) including opening support (80), open support (80) with the bottom fixed connection of silk bundle draw gear (4), it is equipped with a solid fixed splint (81) and a movable splint (82) on support (80) to open, set up on solid fixed splint (81) and supply flat notch (810) that silk bundle (100) passed, gu fixed splint (81) with open support (80) fixed connection, the lateral part edge of movable splint (82) with the lateral part edge hinged joint of solid fixed splint (81), so that movable splint (82) can be relative gu fixed splint (81) upset, gu inlay on fixed splint (81) and be equipped with first magnet (83), gu it is equipped with second magnet (84) to inlay on movable splint (82), the first magnet (83) and the second magnet (84) are symmetrically arranged and have opposite magnetism, the movable clamping plate (82) is tightly covered on the fixed clamping plate (81) by means of the magnetic attraction effect of the first magnet (83) and the second magnet (84), so that the tows (100) are limited in the flat notch (810), an air passage (811) is formed in the flat notch (810), the air passage (811) is used for injecting compressed air, air flow generated by the compressed air is blown to the tows (100) in the flat notch (810), the air passage (811) is long-strip-shaped, two air passages (811) are formed in the flat notch (810), the two air passages (811) are arranged in a crossed manner, a back plate (86) is fixed on the back side of the fixed clamping plate (81), and an air inlet hole (860) is formed in the back plate (86), the air inlet hole (860) is communicated with the air channel (811), the air inlet hole (860) is used for accessing compressed air, one side of the back plate (86) facing the fixed splint (81) is provided with an air storage groove (861), and the air storage groove (861) is aligned with the air channel (811);

a filter stick resistance absorbing and stabilizing method based on the filter stick resistance absorbing and stabilizing device comprises the following processes:

step S1, providing tows (100) by using the tow feeding device (1);

step S2, the tow traction device (4) operates and applies traction force to the tows output by the tow feeding device (1) so as to pull the tows (100) outwards;

step S3, the tows (100) pulled by the tow pulling device (4) penetrate through the tow buffering device (5) and then extend upwards, the tows bypass the second end of the tow support frame (6) and then are conveyed to a feeding port of the filter stick forming device (2), and the tows (100) are continuously conveyed to the filter stick forming device (2) through the continuous pulling action of the tow pulling device (4);

and step S4, processing the tows (100) into filter sticks by the filter stick forming device (2).

Images