CN112869224B - A drum-type stem cutting and screening device - Google Patents
A drum-type stem cutting and screening device Download PDFInfo
- Publication number
- CN112869224B CN112869224B CN202011610161.4A CN202011610161A CN112869224B CN 112869224 B CN112869224 B CN 112869224B CN 202011610161 A CN202011610161 A CN 202011610161A CN 112869224 B CN112869224 B CN 112869224B
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- wedge
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- 238000012216 screening Methods 0.000 title claims abstract description 56
- 238000005520 cutting process Methods 0.000 title claims abstract description 27
- 238000005096 rolling process Methods 0.000 claims abstract description 36
- 239000000463 material Substances 0.000 claims abstract description 15
- 238000007670 refining Methods 0.000 claims abstract description 12
- 238000007599 discharging Methods 0.000 claims abstract description 10
- 239000000428 dust Substances 0.000 claims description 36
- 238000003825 pressing Methods 0.000 claims description 5
- 238000000605 extraction Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 12
- 241000208125 Nicotiana Species 0.000 description 32
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 32
- 238000004519 manufacturing process Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B5/00—Stripping tobacco; Treatment of stems or ribs
- A24B5/16—Other treatment of stems or ribs, e.g. bending, chopping, incising
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/18—Drum screens
- B07B1/22—Revolving drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
- B07B1/4636—Regulation of screen apertures
Landscapes
- Combined Means For Separation Of Solids (AREA)
- Manufacture Of Tobacco Products (AREA)
Abstract
The invention provides a drum-type stem cutting and screening device which comprises a frame, a drum screen arranged in the frame, rolling rings sleeved at two ends of the drum screen and a driving device, wherein the drum screen is obliquely arranged in a left-low right-high mode and comprises a refining section, a screening section and a discharging section which are sequentially connected from right to left, the screening section comprises a plurality of wedge-shaped strips which are arranged in parallel, each wedge-shaped strip is distributed around the axis of the drum screen at equal intervals, the cross section of each wedge-shaped strip is of an isosceles triangle structure, the tip end of each wedge-shaped strip faces the axis of the drum screen, the bottoms of the two ends of each wedge-shaped strip are respectively connected with the rolling rings through a screw, a top fixing nut and a bottom fixing nut are arranged on the screw, and a material receiving device is arranged below the screening section. According to the invention, the distance between two adjacent wedge-shaped strips can be conveniently adjusted according to the shape of the stem and the screening specification requirement, and different process requirements can be better met.
Description
Technical Field
The invention belongs to the technical field of tobacco processing equipment, and particularly relates to a drum-type stem and crutch cutting and screening device.
Background
The tobacco stem is one of main raw materials of tobacco shreds, the diameter of the tobacco stem from a leaf base to a leaf tip is in a trend of reducing, the tobacco stem looks like a hammer with irregular handle from the appearance, and the stem is required to be removed in production because of adverse effect on product quality, but the problem of the stem is difficult to fundamentally solve from the operation condition of stem removing equipment.
At present, a vibrating conveying sieve is commonly used for removing stems of tobacco processing enterprises at home and abroad mainly by utilizing the vibrating principle, the tobacco stems containing the stems are screened while being vibrated and conveyed on the vibrating sieve, normal tobacco stems are leaked to the lower layer of the sieve plate through the vibrating sieve, the stems are intercepted at the upper layer of the sieve plate due to the fact that the geometric shape of the stems is greatly different from that of the tobacco stems, so that the stems are well separated from the tobacco stems, but in the process, the stems of a plurality of stems are partially bound in sieve holes, the heads of the stems are on the sieve plate, the binding force of the stems and the sieve holes is stronger under the vibrating effect, as the production is continuously carried out, the screening effect of the vibrating sieve is seriously affected, and in order to solve the problem, on one hand, the length and the width of the vibrating sieve are increased, on the other hand, the stems blocked in the sieve holes are frequently cleaned by manpower in the production process, but the equipment is difficult to clean the stems in the production process, and the stems are easy to take out in the process of cleaning the normal stems due to the fact that the stems are simultaneously more stems are difficult to clean in the upper layer.
Through decades of development perfection, various types of stem screening crutch machines reach higher levels in terms of structure, performance and reliability, and can basically meet the requirements of process production. However, the existing threshing and redrying and silk making processes have the common problem that the size of the sieve holes of the sieve cylinder of the sieve stem crutch machine is fixed, so that the sieve cylinder can only be used for sieving process requirements of one specification.
Disclosure of Invention
The invention aims to provide a drum-type stem cutting and screening device which aims to solve the technical problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The drum-type stem cutting and screening device comprises a frame, a drum screen arranged in the frame, rolling rings sleeved at two ends of the drum screen, and a driving device used for driving the rolling rings to rotate, wherein the drum screen is obliquely arranged in a left-low right-high mode and comprises a material homogenizing section, a screening section and a material discharging section which are sequentially connected from right to left, the screening section comprises a plurality of wedge-shaped strips which are arranged in parallel, the wedge-shaped strips are uniformly distributed around the axis of the drum screen in a surrounding mode at equal intervals, the cross section of each wedge-shaped strip is of an isosceles triangle structure, the tip ends of the wedge-shaped strips face the axis of the drum screen, the bottoms of the two ends of the wedge-shaped strips are connected with the rolling rings through screws respectively, top fixing nuts positioned on the inner sides of the rolling rings and bottom fixing nuts positioned on the outer sides of the rolling rings are arranged on the screws, and a material receiving device is arranged below the screening section.
Preferably, the receiving device comprises a receiving hopper, a first conveyor and a second conveyor which are sequentially arranged from top to bottom, an inlet of the receiving hopper faces the screening section, an outlet of the receiving hopper faces the first conveyor, and a discharge outlet of the first conveyor faces the second conveyor.
Preferably, a third conveyor is arranged below the outlet of the discharge section.
Preferably, the driving device comprises a carrier roller, a driving motor and a baffle wheel which are arranged on a supporting frame in the frame, wherein two sides of the roller ring are respectively contacted with the carrier roller, the driving motor drives the carrier roller to rotate, and the baffle wheel is in baffle connection with the end face of one end, far away from an inlet of the roller screen, of the roller ring.
The stem head rotary cutting device comprises a cutter roller bearing seat, a cutter motor, a cutter rest and cutters, wherein the cutter roller bearing seat is arranged on a support frame in the frame and is positioned below the screening section, the middle position of the cutter rest is rotationally connected with the cutter roller bearing seat, the cutter motor is used for driving the cutter rest to rotate, and the cutters are arranged at two ends of the cutter rest.
Preferably, the cutter is detachably connected with the cutter rest.
Preferably, a plurality of threaded holes are respectively arranged at two ends of the tool rest, the threaded holes are uniformly distributed along the extending direction of the tool rest, and a plurality of through holes for the screw rod sections of the pressing tool bolts to pass through are arranged on the cutter.
Preferably, the dust collector comprises a dust removing fan and a dust remover, wherein the extraction opening of the dust removing fan is positioned above the drum screen, and the air outlet of the dust removing fan is connected with the dust remover through a dust removing pipeline.
Preferably, a plurality of guide plates are arranged on the inner wall of the refining section, the guide plates are obliquely arranged in a mode of being low on the left and high on the right, and the guide plates are uniformly distributed on the circumferential direction of the inner wall of the refining section.
Preferably, the inclined angle of the deflector is 35 degrees to 45 degrees.
The invention has the beneficial effects that:
The invention discloses a drum-type stem crutch cutting and screening device, which comprises a plurality of wedge-shaped strips arranged in parallel, wherein the cross sections of the wedge-shaped strips are of isosceles triangle structures, the wedge-shaped strips are uniformly and circularly arranged on the circumference of a drum screen, when raw material tobacco stems enter a screen section, the tobacco stems with the diameters smaller than the gap between the two adjacent wedge-shaped strips, namely qualified tobacco stems, naturally fall down and are conveyed to a subsequent production process through a blanking device, the tobacco stems with the minimum diameters larger than the gap between the two adjacent wedge-shaped strips, namely stem crutch, are output along with the rotation of the drum screen through a discharging section, so that the screening of the tobacco stems and the removal of the stem crutch are realized, meanwhile, the wedge-shaped strips can effectively bring up and screen the tobacco stems, are connected with a rolling ring through a screw, and a top fixing nut positioned at the inner side of the rolling ring and a bottom fixing nut positioned at the outer side of the rolling ring are arranged on the screw, so that the screw is close to or far away from the axis of the drum screen through rotating the top fixing nut, and the screw is driven to be close to or far away from the axis of the drum screen through the screw, and the gap between the two adjacent wedge-shaped strips is adjusted. Therefore, the drum-type stem crutch cutting and screening device can conveniently adjust the interval between two adjacent wedge-shaped strips according to the shape of the stem crutch and the screening specification requirement, well realizes the removal and screening of the stem crutch in the tobacco stem, and can better meet different process requirements.
Drawings
For a clearer description of embodiments of the present application or of the prior art, reference will be made briefly to the accompanying drawings, which are required to be used in the embodiments, and to further detail of specific embodiments of the present application, taken in conjunction with the accompanying drawings, wherein
FIG. 1 is a schematic view of a drum-type stem cutting and screening device provided by an embodiment of the invention;
FIG. 2 is another schematic view of a drum-type stem cutting and screening device according to an embodiment of the present invention;
FIG. 3 is an enlarged view of FIG. 2 at A;
fig. 4 is a schematic diagram of a cutter connected to a cutter holder according to an embodiment of the present invention.
The reference numerals in the drawings:
1. frame 2, feeding vibration groove 3, material homogenizing section 4, guide plate 5 and rolling ring
6. Wedge-shaped strip 7, first carrier roller 8, driving motor 9, catch wheel 10 and cutter roller bearing seat
11. Cutter motor 12, blanking hopper 13, first belt conveyor 14, second belt conveyor
15. Second carrier roller 16, discharging section 17, third belt conveyor 18 and dust removing fan
19. Dust removal pipeline 20, access door 21, screw 22, top fixation nut
23. Bottom fixing nut 24, tool rest 25 and cutter
26. Pressing knife bolt 27, screw hole
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present solution will be described in further detail with reference to specific embodiments.
As shown in fig. 1 to 4, the embodiment of the invention provides a drum-type stem cutting and screening device, which comprises a frame 1, a drum screen arranged in the frame, rolling rings 5 sleeved at two ends of the drum screen, and a driving device for driving the rolling rings 5 to rotate, wherein the drum screen is obliquely arranged from left to right, the drum screen comprises a refining section 3, a screening section and a discharging section 16 which are sequentially connected from right to left, the screening section comprises a plurality of wedge strips 6 which are arranged in parallel, the wedge strips 6 are uniformly distributed around the axis of the drum screen in a surrounding manner, the cross section of each wedge strip 6 is of an isosceles triangle structure, the tip parts of the wedge strips face the axis of the drum screen, the bottoms of the two ends of the wedge strips are respectively connected with the rolling rings 5 through screw rods 21, top fixing nuts 22 positioned at the inner side of the rolling rings and bottom fixing nuts 23 positioned at the outer side of the rolling rings are arranged on the screw rods, and a material receiving device is arranged below the screening section.
The invention provides a drum-type stem crutch cutting and screening device, which comprises a plurality of wedge-shaped strips arranged in parallel, wherein the cross sections of the wedge-shaped strips 6 are of isosceles triangle structures, each wedge-shaped strip 6 is uniformly and circularly arranged on the circumference of a drum screen, when raw material tobacco stems enter the screen sections, the tobacco stems with the diameter smaller than the gap between the two adjacent wedge-shaped strips 6, namely qualified tobacco stems, naturally fall down, are conveyed to a subsequent production process through a blanking device, the tobacco stems with the smallest diameter larger than the gap between the two adjacent wedge-shaped strips 6, namely stem crutch, are output along with the rotation of the drum screen through a discharging section, so that the screening of the tobacco stems and the removal of the stem crutch are realized, meanwhile, the wedge-shaped strips can effectively carry up and screen the tobacco stems, are connected with the drum through a screw rod, a top fixing nut positioned on the inner side of the drum ring and a bottom fixing nut positioned on the outer side of the drum ring are arranged on the screw rod, so that the screw rod is close to or far away from the axis of the drum screen through rotating the top fixing nut 22 and the bottom fixing nut 23, and the screw rod is driven by the screw rod to be close to or far away from the axis of the drum screen, so that the wedge-shaped strips are driven to the axis of the drum screen through the screw to drive the wedge-shaped strips to get the gap between the adjacent wedge-shaped strips to be adjusted. Therefore, the drum-type stem crutch cutting and screening device can conveniently adjust the interval between two adjacent wedge-shaped strips according to the shape of the stem crutch and the screening specification requirement, well realizes the removal and screening of the stem crutch in the tobacco stem, and can better meet different process requirements.
Further, the receiving device comprises a receiving hopper 12, a first conveyor 13 and a second conveyor 14 which are sequentially arranged from top to bottom, an inlet of the receiving hopper faces the screening section, an outlet of the receiving hopper faces the first conveyor, and a discharge outlet of the first conveyor faces the second conveyor. With this arrangement, the tobacco stems from the screening stage will be transported to the subsequent production process via the hopper 12, the first belt conveyor 13, and the second belt conveyor 14.
Specifically, a third conveyor 17 is disposed below the outlet of the discharge section, so that the stem corner falling from the outlet of the discharge section is conveyed by the third conveyor.
Further, the driving device comprises a carrier roller 7, a driving motor 8 and a baffle wheel 9 which are arranged on a supporting frame in the frame, two sides of the rolling ring are respectively contacted with the carrier roller, the driving motor drives the carrier roller to rotate, and the baffle wheel is in baffle connection with the end face of one end, far away from the inlet of the rotary screen, of the rolling ring. By adopting the technical scheme, the driving motor drives the carrier roller, and the carrier roller drives the rolling ring 5, so that the rotary screen rotates, and meanwhile, the baffle wheel 9 can limit the rolling ring 5 and prevent the rolling ring from moving left and right. It can be understood that, because the two rolling rings are respectively sleeved at two ends of the rolling screen, the two rolling rings are respectively supported by the two carrier rollers, the carrier roller for supporting the rolling rings on the right side can be called a first carrier roller 7, the carrier roller for supporting the rolling rings on the left side can be called a second carrier roller 15, because the rolling screen is obliquely arranged in a way of low left and high right, the rolling rings fixed on the rolling screen are not easy to move rightwards due to the action of gravity, and the baffle wheel 9 is in baffle connection with the left end face of the rolling ring 5, so that the left movement of the rolling rings is better avoided.
In another embodiment of the present invention, as shown in fig. 3 and 4, the drum-type stem cutting and screening device further includes a stem head rotary-cut device, where the stem head rotary-cut device includes a cutter roller bearing seat 10, a cutter motor 11, a cutter rest 24, and a cutter 25, the cutter roller bearing seat is disposed on a support frame in the frame and is located below the screening section, the middle position of the cutter rest is rotationally connected with the cutter roller bearing seat, the cutter motor is used to drive the cutter rest to rotate, and both ends of the cutter rest are provided with the cutters. According to the scheme, the part of the stem, the diameter of which is smaller than the gap between the two adjacent wedge-shaped strips 6, naturally sags under the action of gravity, penetrates through the gap between the two adjacent wedge-shaped strips 6, the cutter 25 rotating at high speed cuts off the gap, the cut-off tobacco stems, the diameter of which is smaller than the gap between the two adjacent wedge-shaped strips, are mixed with qualified tobacco stems and flow to the subsequent process, the rest parts of the stem are conveyed out through the discharging area 16 and the third belt conveyor 17, and meanwhile, the part of the stem, the diameter of which is smaller, is cut off into the tobacco stems, so that the utilization rate of the tobacco stems is effectively improved, the gap between the two wedge-shaped strips is prevented from being blocked by the stem, and the problem that the screen holes are blocked by the stem in the prior art is well avoided.
In order to conveniently realize the disassembly between the cutter and the cutter rest, the cutter is detachably connected with the cutter rest.
As shown in fig. 4, a plurality of threaded holes 27 are respectively formed at two ends of the tool rest, the threaded holes are uniformly distributed along the extending direction of the tool rest, and a plurality of through holes for the screw sections of the press tool bolts 26 to pass through are formed in the cutter. By adopting the scheme, the cutter can be far away from or close to the cutter roller bearing seat by matching the cutter pressing bolt 26 with different threaded holes and through holes, so that the relative installation position of the cutter and the cutter rest can be adjusted after the process requirement and the gap between two adjacent wedge-shaped strips are adjusted, and then the cutter can cut off the part of the stem, which passes through the gap between the two adjacent wedge-shaped strips 6. It is understood that the screw section of the pressing cutter bolt passes through the through hole to be matched with the threaded hole, so that the cutter is connected with the cutter rest.
Further, this drum-type stalk is cut and screening plant still includes the setting and is in dust collector at frame top, dust collector includes dust removal fan 18, dust remover, dust removal fan's extraction opening is located the top of drum sieve, dust removal fan's gas outlet passes through dust removal pipeline 19 and links to each other with the dust remover to the dust that makes in the course of the work produced can be pumped to dust removal pipeline 19 by dust removal fan 18, then discharge to the dust remover in. Therefore, dust generated in the production process can be pumped away by utilizing the dust removing device, and the environment is ensured to be clean.
Specifically, be provided with a plurality of guide plates 4 on the inner wall of refining section, guide plate 4 is low about high slope setting, each guide plate 4 evenly distributed is in the circumference of refining section's inner wall to can utilize the guide plate to carry out refining and take up the material, be favorable to making the material get into the sieve segmentation uniformly. It can be understood that the raw tobacco stems are input from the feeding vibrating groove 2, enter the refining section 3, are guided by the guide plate 4 and move leftwards continuously.
It may be preferable that the inclined angle of the baffle 4 is 35 degrees to 45 degrees. It is understood that the inclination angle is an inclination angle relative to the axis of the trommel, and that the refining section, the screening section and the discharge section are arranged coaxially, the axis of the trommel being the axis of the refining section.
The drum type stem crutch cutting and screening device provided by the embodiment of the invention ensures balanced and smooth material feeding and effective separation of the stem crutch by screening the drum into three sections, is also more convenient for connection of production equipment of a subsequent process, is obliquely arranged, the feeding end of the drum type stem crutch is higher than the tail end of the drum type stem crutch, is convenient for feeding and discharging, and is simple in structure and convenient to maintain and use, dust removing pipelines or dust removing ports can be arranged on the left side and the right side of the upper part of the frame, dust in the tobacco stem is discharged to a dust remover by a dust removing fan during screening, so that the labor intensity is reduced, the labor is saved, the purposes of continuously and efficiently cutting stem heads of the stem crutch and automatically screening out can be achieved, and the process requirements of threshing and redrying factories, tobacco shred screening stem crutch removing and the like can be met.
The foregoing is merely a preferred embodiment of the present application, and it should be noted that these examples are only for illustrating the present application and are not intended to limit the scope of the present application, and that various changes and modifications may be made by one skilled in the art after reading the contents of the present application, and the equivalent forms are also within the scope of the present application as defined in the appended claims.
Claims (8)
1. A drum-type stem cutting and screening device is characterized by comprising a frame, a drum screen arranged in the frame, rolling rings sleeved at two ends of the drum screen, and a driving device used for driving the rolling rings to rotate, wherein the drum screen is obliquely arranged in a left-low right-high mode and comprises a material homogenizing section, a screening section and a material discharging section which are sequentially connected from right to left, the screening section comprises a plurality of wedge-shaped strips which are arranged in parallel, the wedge-shaped strips are distributed around the axis of the drum screen at equal intervals, the cross section of each wedge-shaped strip is of an isosceles triangle structure, the tip ends of the wedge-shaped strips face the axis of the drum screen, the bottoms of the two ends of the wedge-shaped strips are respectively connected with the rolling rings through screws, and top fixing nuts positioned at the inner sides of the rolling rings and bottom fixing nuts positioned at the outer sides of the rolling rings are arranged on the screws;
the material receiving device comprises a material receiving hopper, a first conveyor and a second conveyor which are sequentially arranged from top to bottom, wherein the inlet of the material receiving hopper faces the screening section, the outlet of the material receiving hopper faces the first conveyor, and the discharge port of the first conveyor faces the second conveyor;
and a third conveyor is arranged below the outlet of the discharging section.
2. The drum-type stem cutting and screening device according to claim 1, wherein the driving device comprises a carrier roller, a driving motor and a baffle wheel, wherein the carrier roller, the driving motor and the baffle wheel are arranged on a supporting frame in the frame, two sides of the roller are respectively in contact with the carrier roller, the driving motor drives the carrier roller to rotate, and the baffle wheel is in baffle connection with an end face, far away from an inlet of the drum screen, of the roller.
3. The drum-type stem cutting and screening device according to claim 1, further comprising a stem head rotary cutting device, wherein the stem head rotary cutting device comprises a cutter roller bearing seat, a cutter motor, a cutter rest and a cutter, the cutter roller bearing seat is arranged on a support frame in the frame and is positioned below the screening section, the middle position of the cutter rest is rotationally connected with the cutter roller bearing seat, the cutter motor is used for driving the cutter rest to rotate, and the cutters are arranged at two ends of the cutter rest.
4. A drum stem cutting and screening device according to claim 3, wherein said cutter is detachably connected to said blade carrier.
5. The drum-type stem cutting and screening device according to claim 4, wherein a plurality of threaded holes are respectively formed in both ends of the cutter frame, the threaded holes are uniformly distributed along the extending direction of the cutter frame, and a plurality of through holes for the screw sections of the pressing cutter bolts to pass through are formed in the cutter.
6. The drum-type stem cutting and screening device according to claim 1, further comprising a dust removing device arranged at the top of the frame, wherein the dust removing device comprises a dust removing fan and a dust remover, an extraction opening of the dust removing fan is positioned above the drum screen, and an air outlet of the dust removing fan is connected with the dust remover through a dust removing pipeline.
7. The drum-type stem cutting and screening device according to any one of claims 1 to 6, wherein a plurality of guide plates are provided on the inner wall of the refining section, the guide plates are inclined in a manner of being low on the left and high on the right, and the guide plates are uniformly distributed on the circumferential direction of the inner wall of the refining section.
8. The drum stem cutting and screening device according to claim 7, wherein the deflector has an inclination angle of 35 degrees to 45 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011610161.4A CN112869224B (en) | 2020-12-29 | 2020-12-29 | A drum-type stem cutting and screening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011610161.4A CN112869224B (en) | 2020-12-29 | 2020-12-29 | A drum-type stem cutting and screening device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112869224A CN112869224A (en) | 2021-06-01 |
| CN112869224B true CN112869224B (en) | 2025-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011610161.4A Active CN112869224B (en) | 2020-12-29 | 2020-12-29 | A drum-type stem cutting and screening device |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113558257B (en) * | 2021-08-06 | 2023-08-22 | 徐明芬 | Chili stem removing machine with dust removing and noise reducing functions |
| CN113769477A (en) * | 2021-10-15 | 2021-12-10 | 大连盐化集团有限公司 | Combined brine separation system |
| CN117463605B (en) * | 2023-12-27 | 2024-03-12 | 云南凯瑞特工程机械设备有限公司 | Sand material powder screening device |
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| CN214759077U (en) * | 2020-12-29 | 2021-11-19 | 河南中烟工业有限责任公司 | A drum type stem cutting and screening device |
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| GB1084827A (en) * | 1966-03-01 | 1967-09-27 | Chisholm Ryder Co Inc | Improvements relating to machines for grading beans and the like |
| US6305552B1 (en) * | 1999-03-12 | 2001-10-23 | Universal Leaf Tobacco Company, Inc. | Apparatus for removing matter from tobacco stems |
| JP4272340B2 (en) * | 2000-10-05 | 2009-06-03 | 株式会社幸袋テクノ | Drum screen |
| CN101697839B (en) * | 2009-10-23 | 2011-12-21 | 江苏智思机械集团有限公司 | Stalk arranging device before tobacco stalk shredding and stalk knot eliminating device |
| CN102440431B (en) * | 2011-09-16 | 2013-12-25 | 江苏智思机械集团有限公司 | Drum type stem bend screening and removing machine |
| DE102016218554B3 (en) * | 2016-09-27 | 2017-05-04 | Technische Universität Bergakademie Freiberg | Device and method for influencing the movement of a Siebguts in at least one drum segment of a drum screen and their use |
| CN107029836B (en) * | 2017-06-01 | 2023-08-08 | 郭大军 | Self-grinding and self-breaking roller screen |
| CN208245135U (en) * | 2018-04-03 | 2018-12-18 | 四川中烟工业有限责任公司 | A kind of gap adjustable tobacco stalk screening machine |
| CN109604144B (en) * | 2018-12-07 | 2021-09-21 | 湘潭大学 | Roller type classifier with adjustable fruit size screening function and implementation method |
| CN110584182A (en) * | 2019-09-10 | 2019-12-20 | 河南中烟工业有限责任公司 | Diversion type tobacco stem sorting screen and screening device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN214759077U (en) * | 2020-12-29 | 2021-11-19 | 河南中烟工业有限责任公司 | A drum type stem cutting and screening device |
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