阅读说明：本技术 一种烟支空头检测装置 (Cigarette loose end detection device ) 是由 孙兰茜 吕祥敏 周维 赵朋贤 朱立军 彭忠 谭广璐 周苗苗 黄治 蔡利 秦子娴 于 2020-12-23 设计创作，主要内容包括：本发明涉及检测设备技术领域,公开了一种烟支空头检测装置,通过将烟支放在输料带上进行输送,烟支被拦在输料带朝向转盘的端头处,烟支逐一掉入滑轨内,然后通过上料结构将滑轨内的烟支从滑轨内推送至转盘上的检验孔内,并由光电传感器对烟支进行检测,检测到空头烟支时,筛选结构便启动,最后由筛选节后将空头烟支筛选出去,提高空烟支的检测效率,进而提高烟支生产的整体品质。(The invention relates to the technical field of detection equipment, and discloses a cigarette loose end detection device.)

1. A cigarette end-missing detection device comprises a rack and is characterized by further comprising a material conveying belt, a material loading structure, a rotary table, an intermittent structure, a first motor, a photoelectric sensor, a controller and a screening structure, wherein the material conveying belt, the material loading structure, the rotary table, the intermittent structure, the first motor, the photoelectric sensor, the controller and the screening structure are arranged on the rack, a slide rail is arranged on the material loading structure, the material loading structure slides along the slide rail in a circulating manner, the rotary table is located below the material conveying belt and is located at one end close to the slide rail, a plurality of inspection holes are formed in the rotary table and are evenly distributed along the outer circumferential edge of the rotary table, the upper end of each inspection hole is communicated with one end, away from the material loading structure, of the slide rail, the intermittent structure is fixedly connected with the rotary table, the intermittent structure drives the rotary table to rotate, the first motor drives the intermittent structure, the photoelectric sensor, screening structure with controller electric connection, the bottom center department in inspection hole is fixed with vertical upstroke, photoelectric sensor is located the top in inspection hole, photoelectric sensor with the upper surface of carousel flushes.

2. The cigarette loose-end detection device according to claim 1, wherein the screening structure comprises a magnetic block, the magnetic block is positioned at the bottom of the detection hole, and the top column is fixed on the magnetic block;

and the electromagnet and the permanent magnet are positioned below the magnetic block, the electromagnet is electrically connected with the photoelectric sensor, and the permanent magnet is positioned on one side of the turntable, which is far away from the electromagnet.

3. The cigarette loose-end detection device according to claim 2, wherein a transmission belt is arranged below the permanent magnet and the electromagnet respectively, and the transmission belt is fixed on the rack.

4. A cigarette loose-end detection device according to claim 1, characterized in that the screening structure comprises two groups of extraction mechanisms, and each group of extraction mechanisms is respectively communicated with the upper end of one detection hole.

5. The cigarette loose-end detection device according to claim 4, wherein the extraction mechanism comprises a main pipe, an auxiliary pipe and an exhaust fan, one end of the main pipe is communicated with the upper end of the inspection hole, one end of the main pipe, which is far away from the inspection hole, is vertically arranged and is positioned above the conveying belt, one end of the auxiliary pipe is communicated with the middle position of the main pipe, and the exhaust fan is arranged at the end, which is far away from the main pipe, of the auxiliary pipe.

6. The cigarette loose-end detection device according to any one of claims 1 to 5, wherein the intermittent structure comprises a rotating shaft, one end of the rotating shaft is fixedly connected with the rotary table, one end of the rotating shaft, which is far away from the rotary table, is fixedly connected with a base plate, a plurality of columns are uniformly distributed on the edge of the base plate, the number of the columns is the same as that of the inspection holes, an L rod is arranged beside the base plate, one end of the L rod is fixedly connected with the first motor, and the columns are located in the rotating range of the other end of the L rod.

7. The cigarette loose-end detection device according to claim 6, wherein an arc plate is further fixed on the outer side of the L rod, a notch is formed in the arc plate, one end, far away from the first motor, of the L rod is located in the notch, and the radius length of the arc plate is equal to the distance from the intersection point of a connecting line between the two spaced columns and a perpendicular line between the middle columns to the circle center of the arc plate.

Technical Field

The invention relates to the technical field of detection equipment, in particular to a cigarette loose end detection device.

Background

During the mass production of cigarettes, the phenomenon that the amount of tobacco shreds of a single cigarette is insufficient is inevitable, the phenomenon is called as cigarette loose-end defect, and if unqualified loose-end cigarettes are not timely removed, the whole quality of cigarette production is greatly influenced.

At present, the loose ends of cigarettes are mostly detected in a manual visual inspection mode, and then the loose ends of the cigarettes are manually screened out, so that the problem of low detection efficiency exists.

Disclosure of Invention

In view of this, the present invention provides a cigarette loose-end detection device, which automatically screens out a loose-end cigarette, improves the detection efficiency of the loose-end cigarette, and further improves the overall quality of cigarette production.

The invention solves the technical problems by the following technical means: a cigarette end-missing detection device comprises a rack, a material conveying belt, a material loading structure, a rotary table, an intermittent structure, a first motor, a photoelectric sensor, a controller and a screening structure, wherein the material conveying belt, the material loading structure, the rotary table, the intermittent structure, the first motor, the photoelectric sensor, the controller and the screening structure are arranged on the rack, a slide rail is arranged on the material loading structure, the material loading structure slides along the slide rail in a circulating manner, the rotary table is positioned below the material conveying belt and is positioned at one end close to the slide rail, a plurality of inspection holes are formed in the rotary table and are uniformly distributed along the outer circumferential edge of the rotary table, the upper end of each inspection hole is communicated with one end, far away from the material loading structure, of the slide rail, the intermittent structure is fixedly connected with the rotary table, the rotary table is driven to rotate by the intermittent structure, the first motor drives the intermittent structure, the, screening structure with controller electric connection, the bottom center department in inspection hole is fixed with vertical upstroke, photoelectric sensor is located the top in inspection hole, photoelectric sensor with the upper surface of carousel flushes.

The effect of this scheme does: one end of the cigarette far away from the cigarette holder falls into the inspection hole, when the hollow cigarette is abutted against the ejection column, the whole cigarette is completely positioned in the inspection hole, the photoelectric sensor cannot detect the existence of the cigarette, the hollow cigarette is indicated to have the hollow defect, the screening structure is started, and the cigarette with the hollow defect is screened out. When a cigarette falls into the inspection hole, one end of the cigarette holder extends out of the inspection hole and is detected by the photoelectric sensor, the cigarette is qualified, the screening structure is started, and the product with qualified quality is screened to the qualified product placing area.

Furthermore, the screening structure comprises a magnetic block, the magnetic block is positioned at the bottom of the detection hole, and the top column is fixed on the magnetic block; and the electromagnet and the permanent magnet are positioned below the magnetic block, the electromagnet is electrically connected with the photoelectric sensor, and the permanent magnet is positioned on one side of the turntable, which is far away from the electromagnet.

Photoelectric sensor is when not detecting the existence of cigarette, then the electro-magnet circular telegram, and the electro-magnet adsorbs the magnetism piece and down rotates for the cigarette that is located the odd on the magnetism piece drops out, and the carousel continues to rotate, and when qualified cigarette rotated to the top of permanent magnet, the permanent magnet adsorbed the magnetism piece and down rotated, and qualified cigarette will drop to the below of permanent magnet.

Furthermore, a transmission belt is arranged below the permanent magnet and the electromagnet respectively and fixed on the rack. So that the qualified cigarettes screened separately and cigarettes with empty head defects can be automatically conveyed.

Further, the screening structure includes two sets of extraction mechanisms, and each set of extraction mechanism communicates with the upper end of a inspection hole respectively. One group of extracting mechanisms is used for extracting cigarettes with the hollow defects, and the other group of extracting mechanisms is used for extracting qualified cigarettes.

Further, extraction mechanism is including being responsible for, accessory pipe and exhaust fan, and the one end of being responsible for communicates with the upper end of inspection hole, is responsible for the vertical setting of the one end of keeping away from the inspection hole, and the one end of accessory pipe communicates with the middle part position of being responsible for, and the end department of being responsible for is kept away from at the accessory pipe to the exhaust fan.

After the exhaust fan is started, negative pressure is formed at the end of the auxiliary pipe, air in the auxiliary pipe is pumped outwards, the auxiliary pipe is communicated with the main pipe, and the main pipe is internally provided with adsorption force, so that the aim of sucking the cigarettes subjected to detection out of the inspection holes is fulfilled.

Further, intermittent type structure includes one end and carousel fixed connection's pivot, and the one end fixedly connected with chassis of carousel is kept away from in the pivot, and the edge evenly distributed on chassis has a plurality of cylinders, and the quantity of cylinder is the same with the quantity in inspection hole, and the chassis next door is equipped with the L pole, the one end and the exhaust fan fixed connection of L pole, and the cylinder is in the rotation range of the L pole other end.

First motor rotates, drives the L pole and rotates, and the L pole is rotated a week and is just supported rather than one of them cylinder and hold for every, and the cylinder drives the chassis and rotates, and the chassis drives the pivot and rotates, and the pivot drives the carousel and rotates, and the pivot drives first motor and rotates a week every, then the carousel rotates the distance in double-phase adjacent inspection hole for carousel intermittent type nature's rotation makes things convenient for a cigarette to push the inspection hole, and is convenient for sieve out with the cigarette after the inspection.

Furthermore, the outer side of the L rod is further fixed with an arc plate, a notch is formed in the arc plate, one end, far away from the first motor, of the L rod is located in the notch, and the radius length of the arc plate is equal to the distance from a connecting line between the two spaced columns and a perpendicular line intersection point between the middle columns to the circle center of the arc plate.

When the L-shaped rod rotates to be separated from the column body, the arc-shaped plate is propped against the two spaced column bodies, the chassis is limited to rotate under the inertia of the last time of propping of the L-shaped rod and the column bodies, and the consistency of the rotation angle of the rotary table every time is ensured.

The invention has the beneficial effects that: carry on the conveying through putting cigarette on the defeated material area, cigarette is blocked in the end department of defeated material area orientation carousel, cigarette falls into the slide rail one by one, then in the cigarette propelling movement to the inspection hole on the carousel in from the slide rail through feed structure in with the slide rail, and detect cigarette by photoelectric sensor, when detecting the cigarette of odd, the screening structure just starts, at last by the screening festival after with the cigarette screening of odd, improve the detection efficiency of cigarette of odd, and then improve the whole quality of cigarette production.

Drawings

FIG. 1 is a schematic structural diagram of a cigarette loose end detection device according to an embodiment 1 of the present invention;

FIG. 2 is a top view of embodiment 1 of the present invention;

FIG. 3 is a schematic structural view of a batch structure of the present invention;

FIG. 4 is a schematic diagram of the circuit configuration of the present invention;

FIG. 5 is a schematic structural diagram of a cigarette loose-end detection device according to embodiment 2 of the present invention;

wherein: 100-detection device, 10-conveying belt, 11-sliding rail, 20-feeding structure, 21-second motor, 22-crank rocker structure, 23-transmission gear, 24-worm structure, 25-hollow rod, 26-aggregate bin, 30-rotary table, 31-inspection hole, 40-intermittent structure, 41-rotary shaft, 42-chassis, 43-column, 44-L rod, 45-arc plate, 451-notch, 50-first motor, 60-photoelectric sensor, 70-screening structure, 71-magnetic block, 72-electromagnet, 73-permanent magnet, 74-extraction mechanism, 741-first group, 7411-main pipe, 7412-auxiliary pipe, 7413-exhaust fan, 742-second group, 80-top column, 90-transmission band, 110-controller, 120-frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.

Example one

As shown in fig. 1 to 4, a cigarette loose-end detecting device 100 of the present invention includes a frame 120, a material conveying belt 10 fixed on the frame 120, and a feeding structure 20 provided below an end of one end of the material conveying belt 10 advancing in a moving direction. The feeding structure 20 comprises a second motor 21, a crank rocker structure 22 driven by the second motor 21, a transmission gear 23 also driven by the second motor 21, a worm structure 24 meshed with the transmission gear 23, and a hollow rod 25 fixedly connected with the worm structure 24; a collection bin 26 is provided on the hollow bar 25, the collection bin 26 being located below the end of the conveyor belt 10. The tail end of the hollow rod 25 is also communicated with a slide rail 11, and the slide rail 11 is hinged with the tail end of the hollow rod 25.

At the tail end fixedly connected with carousel 30 of slide rail 11, a plurality of inspection holes 31 have been seted up to carousel 30's outer circumference edge, and a plurality of inspection holes 31 are annular array along carousel 30's outer circumference and distribute, and the diameter ratio of inspection hole 31 is 3 millimeters big than the diameter of cigarette, and the center department of the bottom of inspection hole 31 is fixed with vertical fore-set 80, and the diameter of fore-set 80 is less than the internal diameter of cigarette. The turntable 30 is fixedly connected with an intermittent structure 40, the intermittent structure 40 drives the turntable 30 to rotate, and the intermittent structure 40 is driven by the first motor 50. The turntable 30 is provided with a photoelectric sensor 60, the photoelectric sensor 60 is electrically connected with a controller 110, the screening structure 70 is electrically connected with the controller 110, and the photoelectric sensor 60 is flush with the upper surface of the turntable 60.

In operation, the second motor 21 is started, the second motor 21 drives the transmission gear 23 to rotate, the transmission gear 23 drives the worm structure 24 to rotate, and the hollow rod 25 fixedly connected with the worm structure 24 also rotates along with the rotation. Meanwhile, the crank rocker structure 22 is driven by the second motor 21, and the crank rocker structure 22 pushes the worm structure 24 and the hollow rod 25 to swing up and down. When cigarettes on the conveying belt 10 fall into the material collecting bin 26, the cigarettes enter the hollow rod 35 from the material collecting bin 26, the hollow rod 25 has centrifugal force when rotating, the cigarettes inside the hollow rod are thrown towards the direction of the slide rail, meanwhile, the hollow rod 25 swings up and down, the cigarettes in the material collecting bin 26 are received by the hollow rod 25 from the horizontal state, the cigarette is converted into a state that the cigarettes rotate to the same inclination relative to the slide rail 11, and finally, the cigarettes in the hollow rod 25 intermittently fall into the inspection hole 31 along the slide rail 11 under the action of the centrifugal force and the gravity.

So, the cigarette props up the one end of keeping away from the cigarette holder and falls into in the inspection hole 31, and when the cigarette that is short-headed supported with the fore-set 80, whole root cigarette propped up and will be located inspection hole 31 completely, and photoelectric sensor 60 can not detect the existence of cigarette, then shows that this cigarette has the short-headed defect, and photoelectric sensor 60 gives the controller with this information transmission, by the controller is rejected the cigarette sieve of short-headed to screening structure 70 output execution command. When a cigarette falls into the inspection hole 31, one end of the cigarette holder extends out of the inspection hole 31 and is detected by the photoelectric sensor 60, the cigarette is qualified, the photoelectric sensor 60 transmits the information to the controller, the controller outputs an execution command to the screening structure 70, the screening structure 70 is started, and the qualified products are screened to the qualified product placement area. Thereby improving the detection efficiency of the hollow cigarette and further improving the overall quality of cigarette production

The photoelectric sensor 60 is of a reflective type, infrared rays are emitted to the outer surface of the cigarette holder paper, the reflection effect of the cigarette holder paper is stronger than that of cut tobacco, and the detection sensitivity of the cigarette without cigarette ends can be improved.

Wherein, the internal diameter of slide rail 11 is greater than the diameter of a cigarette a little, and the angle of inclination between slide rail 11 and carousel 30 is greater than 75 degrees, is less than 90 degrees, guarantees that a cigarette can slide to the inspection hole 31 in smoothly.

Specifically, the screening structure 70 comprises a magnetic block 71, the magnetic block 71 is located at the bottom of the detection hole, and the top pillar 80 is fixed on the magnetic block 71; and the electromagnet 72 and the permanent magnet 73 are positioned below the magnetic block 71, the electromagnet 72 is electrically connected with the photoelectric sensor 60, and the permanent magnet 73 is positioned on one side of the turntable 30 far away from the electromagnet 72.

If the photoelectric sensor 60 does not detect the existence of the cigarette, the electromagnet 72 is electrified, the magnetic block 71 is made of an iron block, the electromagnet 72 adsorbs the magnetic block 71 to move downwards, so that the cigarette with the empty end on the magnetic block 71 falls out, the turntable 30 continues to rotate, when the qualified cigarette rotates to the upper part of the permanent magnet 73, the permanent magnet 73 adsorbs the magnetic block 71 to rotate downwards, and the qualified cigarette falls to the lower part of the permanent magnet 73. A transmission belt 90 is respectively arranged below the permanent magnet 73 and the electromagnet 72. So that the qualified cigarettes screened separately and cigarettes with empty head defects can be automatically conveyed to the next procedure.

The bottom of carousel 30 is fixed with intermittent type structure 40, and intermittent type structure 40 includes one end and carousel 30 fixed connection's pivot 41, and the one end fixedly connected with chassis 42 of carousel 30 is kept away from to pivot 41, and the edge evenly distributed of chassis 42 has a plurality of cylinders 43, and the quantity of cylinder 43 is the same with the quantity in inspection hole 31, is equipped with L pole 44 next to chassis 42, the one end and the motor 50 fixed connection of L pole 44, and cylinder 43 is in the rotation range of the L pole 44 other end. The motor 50 rotates, drive L pole 44 and rotate, L pole 44 rotates a week and just supports with one of them cylinder 43 and holds, cylinder 43 drives chassis 42 and rotates, chassis 42 drives pivot 41 and rotates, pivot 41 drives carousel 30 and rotates, pivot 41 is driven every rotation a week by motor 50, then carousel 30 rotates the distance of double-phase adjacent inspection hole 31, make the rotation of carousel 30 intermittent type nature, make things convenient for a cigarette to push into inspection hole 31, and be convenient for sieve out with the cigarette after the inspection.

Specifically, the outer side of the L-shaped rod is further fixed with an arc-shaped plate 45, a gap 451 is formed in the arc-shaped plate 45, one end of the L-shaped rod, which is far away from the motor 50, is located in the gap 451, and the radius length of the arc-shaped plate 45 is equal to the distance from the intersection point of the connecting line between the two spaced columns 43 and the perpendicular line between the middle columns 43 to the circle center of the arc-shaped plate 45. When the L-shaped rod rotates to be separated from the column 43, the arc-shaped plate 45 abuts against the two spaced columns 43, the chassis 42 is limited to rotate under the inertia of the last abutting of the L-shaped rod and the columns 43, and the consistency of the rotation angle of the turntable 30 every time is ensured.

Example two

As shown in fig. 5, a cigarette loose-end detection device 100 of the present embodiment has substantially the same structure as that of embodiment 1, and is different therefrom in that: the screening structure 70 includes two sets of extraction mechanisms 74, and each set of extraction mechanisms 74 is respectively communicated with the upper end of one of the detection holes 31. The cigarette extractor specifically comprises a first group 741 and a second group 742, wherein the first group 741 is used for extracting cigarettes with the empty defects, and the second group 742 is used for extracting qualified cigarettes. The first group 741 and the second group 742 have the same structure.

The first group 741 that has includes the main pipe 7411, the auxiliary pipe 7412 and the exhaust fan 7413, the one end of the main pipe 7411 communicates with the upper end of the inspection hole 31, the one end of the main pipe 7411 far away from the inspection hole 31 is vertically arranged, the one end of the auxiliary pipe 7412 communicates with the middle position of the main pipe 741, the exhaust fan 7413 is installed at the end of the auxiliary pipe 7412 far away from the main pipe 7411. After the exhaust fan 7413 is started, a negative pressure is formed at the end of the auxiliary pipe 7412, so that the air in the auxiliary pipe 7412 is pumped outwards, the auxiliary pipe 7412 is communicated with the main pipe 7411, the main pipe 7411 is also provided with adsorption force, and the purpose of sucking the cigarette which is detected from the inspection hole 31 is achieved. The diameter of accessory tube 7412 is less than the external diameter of cigarette, avoids cigarette to block into accessory tube 7412 in, is responsible for 7411 for the U font, and its both ends are all vertical downwards, and cigarette still can rely on the effect of gravity to fall out to the assigned position in being responsible for 7411 after accessory tube 7412 and being responsible for 7411 junction.

Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the invention as defined in the appended claims. The techniques, shapes, and configurations not described in detail in the present invention are all known techniques.