CN112869224A - Drum-type stalk crutch cutting and screening device - Google Patents

Drum-type stalk crutch cutting and screening device Download PDF

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Publication number
CN112869224A
CN112869224A CN202011610161.4A CN202011610161A CN112869224A CN 112869224 A CN112869224 A CN 112869224A CN 202011610161 A CN202011610161 A CN 202011610161A CN 112869224 A CN112869224 A CN 112869224A
Authority
CN
China
Prior art keywords
drum
cutter
screening
section
wedge
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011610161.4A
Other languages
Chinese (zh)
Inventor
宋伟民
俎萌萌
李春光
李朝阳
熊安言
孙觅
杨志强
庞艳红
赵永振
范磊
刘洋
杨龙飞
李龙飞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Tobacco Henan Industrial Co Ltd
Original Assignee
China Tobacco Henan Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China Tobacco Henan Industrial Co Ltd filed Critical China Tobacco Henan Industrial Co Ltd
Priority to CN202011610161.4A priority Critical patent/CN112869224A/en
Publication of CN112869224A publication Critical patent/CN112869224A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24BMANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B5/00Stripping tobacco; Treatment of stems or ribs
    • A24B5/16Other treatment of stems or ribs, e.g. bending, chopping, incising
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/18Drum screens
    • B07B1/22Revolving drums
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/42Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46Constructional details of screens in general; Cleaning or heating of screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/4609Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
    • B07B1/4636Regulation of screen apertures

Abstract

The invention provides a drum-type stalk crutch cutting and screening device which comprises a rack, a rotary screen arranged in the rack, rolling rings sleeved at two ends of the rotary screen and a driving device, wherein the rotary screen is obliquely arranged with a lower left part and a higher right part 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 arranged in parallel, and the wedge-shaped strips are distributed around the axis of the drum screen at equal intervals; the cross section of the wedge-shaped strip is of an isosceles triangle structure, and the tip end of the wedge-shaped strip faces to the axis of the drum screen; the bottoms of the two ends of the wedge-shaped strip are respectively connected with the rolling ring through a screw rod, and a top fixing nut and a bottom fixing nut are arranged on the screw rod; and a material receiving device is arranged below the screening section. The invention can conveniently adjust the distance between two adjacent wedge-shaped strips according to the shape of the throw and the requirements of screening specifications, and can better meet different process requirements.

Description

Drum-type stalk crutch cutting and screening device
Technical Field
The invention belongs to the technical field of tobacco processing equipment, and particularly relates to a drum-type stalk and crutch cutting and screening device.
Background
The tobacco stems are one of main raw materials of tobacco shreds, the diameter of the tobacco stems is reduced from a leaf base to a leaf tip, the tobacco stems look like irregular hammers on the appearance, and the stem throw has adverse effects on the product quality, so the stem throw needs to be removed in production, but the problem of the stem throw is very difficult to solve fundamentally from the operation condition of stem throw removing equipment.
At present, the stem crutch elimination of domestic and foreign tobacco processing enterprises commonly uses a vibration conveying sieve, which mainly utilizes the vibration principle to sieve the tobacco stems containing the stem crutch on the vibration sieve while vibrating and conveying the tobacco stems, the normal tobacco stems leak to the lower layer of the sieve plate through the vibration sieve, the stem crutch with big head and small body is intercepted at the upper layer of the sieve plate due to the larger difference between the geometrical shape of the stem crutch and the tobacco stems, thus the stem crutch and the tobacco stems are better separated, however, in the process, the stems of a plurality of stem crutches are tied in the sieve pores, the head of the stem crutches is arranged on the sieve plate, the binding force between the stem crutches and the sieve pores is firmer and firmer under the vibration effect, along with the continuous production, the stems blocked in the pores are more and more, the sieving effect of the vibration sieve is seriously influenced, in order to solve the problem, on one hand, the length and the width of the vibration sieve are increased, on the other hand, the stems blocked in the sieve pores are often cleaned up by manpower, however, the equipment is difficult to clean the tobacco stalks in the production process, and because many tobacco stalks on the upper layer are easy to bring out the normal tobacco stalks in the cleaning process.
After decades of development and perfection, various sieve stalk crutchers reach higher levels in the aspects of structure, performance and reliability, and can basically meet the requirements of process production. However, the following problems are generally existed in the requirements of the prior threshing, redrying and shred-making process on the stem-screening and turning machine: the screen holes of the screen cylinder of the screen stalk crutch machine are fixed in size, so that the screen stalk crutch machine can only be used for screening process requirements of one specification.
Disclosure of Invention
The invention aims to provide a drum-type stalk crutch cutting and screening device to solve the technical problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
a drum-type stalk crutch cutting and screening device comprises a rack, a rotary screen arranged in the rack, rolling rings sleeved at two ends of the rotary screen, and a driving device for driving the rolling rings to rotate, wherein the rotary screen is obliquely arranged with a lower left part and a higher right part, 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 arranged in parallel, and the wedge-shaped strips are distributed around the axis of the drum screen at equal intervals; the cross section of the wedge-shaped strip is of an isosceles triangle structure, and the tip end of the wedge-shaped strip faces to the axis of the rotary screen; the bottoms of the two ends of the wedge-shaped strip are respectively connected with the rolling ring through a screw rod, and a top fixing nut positioned on the inner side of the rolling ring and a bottom fixing nut positioned on the outer side of the rolling ring are arranged on the screw rod; and a material receiving device is arranged below the screening section.
Preferably, receiving device is including the hopper, first conveyer, the second conveyer that connect that from top to bottom set gradually, connect the entry orientation of hopper the screening section, the export orientation that connects the hopper first conveyer, the discharge gate orientation of first conveyer the second conveyer.
Preferably, a third conveyor is arranged below the outlet of the discharging section.
Preferably, the driving device comprises a carrier roller, a driving motor and a catch wheel which are arranged on a support frame in the frame, two sides of the rolling ring are respectively contacted with the carrier roller, and the driving motor drives the carrier roller to rotate; the blocking wheel is blocked and connected with the end face of one end, far away from the inlet of the drum screen, of the rolling ring.
Preferably, the stem head rotary cutting device comprises a cutter roller bearing seat, a cutter motor, a cutter frame and a cutter, wherein the cutter roller bearing seat is arranged on a support frame in the frame and is positioned below the screening section, and the middle position of the cutter frame is rotationally connected with the cutter roller bearing seat; the cutter motor is used for driving the cutter rest to rotate; the cutters are arranged at two ends of the cutter rest.
Preferably, the cutter is detachably connected with the cutter holder.
Preferably, a plurality of threaded holes are respectively formed in two ends of the tool holder, and the threaded holes are uniformly distributed along the extension direction of the tool holder; the cutter is provided with a plurality of through holes for the screw sections of the cutter bolts to pass through.
Preferably, the dust removal device is arranged at the top of the rack and comprises a dust removal fan and a dust remover, the air suction port of the dust removal fan is positioned above the drum screen, and the air outlet of the dust removal fan is connected with the dust remover through a dust removal pipeline.
Preferably, a plurality of guide plates are arranged on the inner wall of the homogenizing section, the guide plates are arranged in an inclined mode with the lower left and the higher right, and the guide plates are uniformly distributed on the circumferential direction of the inner wall of the homogenizing section.
Preferably, the angle of inclination of the baffle is from 35 degrees to 45 degrees.
The invention has the beneficial effects that:
the invention relates to a drum-type stem crutch cutting and screening device.A screening section of the drum-type stem crutch cutting and screening device comprises a plurality of wedge-shaped strips which are arranged in parallel, the cross sections of the wedge-shaped strips are of isosceles triangle structures, the wedge-shaped strips surround the circumference of a drum screen at equal intervals, and when raw material tobacco stems enter the screening section, the tobacco stems with the diameters smaller than the gaps between the two connected wedge-shaped strips, namely qualified tobacco stems, naturally fall down and are conveyed to a subsequent production procedure through a blanking device; the tobacco stems, namely stem stalks, the minimum diameter of which is larger than the gap between two adjacent wedge-shaped strips are output through the discharging section along with the rotation of the drum screen, so that the screening of the tobacco stems and the elimination of the stem stalks are realized; meanwhile, the wedge-shaped strips can effectively bring and screen tobacco stems; and the wedge strips are connected with the rolling ring through the screw rod, the top fixing nut positioned on the inner side of the rolling ring and the bottom fixing nut positioned on the outer side of the rolling ring are arranged on the screw rod, so that the screw rod can be close to or far away from the axis of the drum screen by rotating the top fixing nut and the bottom fixing nut, the wedge strips are driven by the screw rod to be close to or far away from the axis of the drum screen, and then the gap between every two adjacent wedge strips is adjusted. Therefore, the drum-type stalk crutch cutting and screening device can conveniently adjust the distance between two adjacent wedge-shaped strips according to the shape of the stalk crutch and the screening specification requirements, better realize the elimination and screening of the stalk crutch in the tobacco stalk, and better meet different process requirements.
Drawings
In order to more clearly describe the embodiments of the present application or the technical solutions in the prior art, the drawings required in the embodiments will be briefly described below, and the embodiments of the present invention will be further described in detail with reference to the drawings, wherein
FIG. 1 is a schematic view of a drum-type stalk cutting and screening apparatus provided in an embodiment of the present invention;
FIG. 2 is another schematic view of a drum-type stalk cutting and screening apparatus according to an embodiment of the present invention;
FIG. 3 is an enlarged view taken at A in FIG. 2;
fig. 4 is a schematic view of a cutter blade according to an embodiment of the present invention in connection with a blade holder.
In the drawings, the reference numbers:
1. frame 2, feeding groove 3, even material section 4, guide plate 5, rolling circle
6. Wedge strip 7, first bearing roller 8, driving motor 9, catch wheel 10, cutter roll bearing frame
11. A cutter motor 12, a blanking hopper 13, a first belt conveyor 14 and a second belt conveyor
15. A second carrier roller 16, a discharge section 17, a third belt conveyor 18 and a dust removal fan
19. Dust removal pipeline 20, access door 21, screw 22 and top fixing nut
23. Bottom fixing nut 24, knife rest 25 and cutter
26. Pressing cutter bolt 27 and threaded hole
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the following detailed description will be provided with reference to specific embodiments.
As shown in fig. 1 to 4, an embodiment of the present invention provides a drum-type stalk-turn cutting and screening device, which includes a frame 1, a drum screen disposed 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 disposed in an inclined manner with a lower left and a higher right, and includes 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-shaped strips 6 arranged in parallel, and the wedge-shaped strips 6 are distributed around the axis of the drum screen at equal intervals; the cross section of the wedge-shaped strip 6 is of an isosceles triangle structure, and the tip end of the wedge-shaped strip faces to the axis of the rotary screen; the bottoms of the two ends of the wedge-shaped strip are respectively connected with the rolling ring 5 through a screw 21, and a top fixing nut 22 positioned on the inner side of the rolling ring and a bottom fixing nut 23 positioned on the outer side of the rolling ring are arranged on the screw; and a material receiving device is arranged below the screening section.
According to the drum-type stem throw cutting and screening device provided by the embodiment of the invention, the screening section comprises a plurality of wedge-shaped strips which are arranged in parallel, the cross sections of the wedge-shaped strips 6 are of isosceles triangle structures, the wedge-shaped strips 6 are wound on the periphery of the drum screen at equal intervals, when raw tobacco stems enter the screening section, the tobacco stems with the diameters smaller than the gaps between the two connected wedge-shaped strips 6, namely qualified tobacco stems, naturally fall down and are conveyed to a subsequent production procedure through a blanking device; the tobacco stems, namely stem stalks, the minimum diameter of which is larger than the gap between the two adjacent wedge-shaped strips 6 are output through the discharging section along with the rotation of the drum screen, so that the screening of the tobacco stems and the elimination of the stem stalks are realized; meanwhile, the wedge-shaped strips can effectively bring and screen tobacco stems; and the wedge strips are connected with the rolling ring through the screw rod, the top fixing nut positioned on the inner side of the rolling ring and the bottom fixing nut positioned on the outer side of the rolling ring are arranged on the screw rod, so that the screw rod can be close to or far away from the axis of the drum screen by rotating the top fixing nut 22 and the bottom fixing nut 23, the wedge strips are driven by the screw rod to be close to or far away from the axis of the drum screen, and then the gap between every two adjacent wedge strips is adjusted. Therefore, the drum-type stalk crutch cutting and screening device can conveniently adjust the distance between two adjacent wedge-shaped strips according to the shape of the stalk crutch and the screening specification requirements, better realize the elimination and screening of the stalk crutch in the tobacco stalk, and better meet different process requirements.
Further, receiving device is including the hopper 12, first conveyer 13, the second conveyer 14 that connect that from top to bottom set gradually, the entry orientation that connects the hopper the screening section, the export orientation that connects the hopper first conveyer, the discharge gate orientation of first conveyer the second conveyer. With this solution, the tobacco stems fallen from the sifting section will be conveyed to the subsequent production process by the falling hopper 12, the first belt conveyor 13 and the second belt conveyor 14.
Specifically, a third conveyor 17 is arranged below the outlet of the discharging section, so that the stalk fallen from the outlet of the discharging section is conveyed by the third conveyor.
Furthermore, the driving device comprises a carrier roller 7, a driving motor 8 and a catch wheel 9 which are arranged on a support frame in the frame, two sides of the rolling ring are respectively contacted with the carrier roller, and the driving motor drives the carrier roller to rotate; the blocking wheel is blocked and connected with the end face of one end, far away from the inlet of the drum 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 drum screen rotates; meanwhile, the catch wheel 9 can limit the rolling ring 5 to prevent the rolling ring from moving left and right. It can be understood that, because the two rolling rings are respectively sleeved at the two ends of the drum screen and are respectively supported by the two carrier rollers, the carrier roller for supporting the right rolling ring can be referred to as a first carrier roller 7, and the carrier roller for supporting the left rolling ring can be referred to as a second carrier roller 15; because the drum screen is obliquely arranged with the left lower part and the right higher part, the rolling ring fixed on the drum screen is not easy to move rightwards due to the action of gravity, and the blocking wheel 9 blocks and connects the left end surface of the rolling ring 5, thereby better avoiding the rolling ring moving leftwards.
As shown in fig. 3 and 4, in another embodiment provided by the present invention, the drum-type stalk-stalk cutting and screening device further includes a stalk-head rotary-cutting device, the stalk-head rotary-cutting device includes a cutter roller bearing seat 10, a cutter motor 11, a cutter holder 24, and a cutter 25, the cutter roller bearing seat is disposed on a support frame in the machine frame and located below the screen segment, and a middle position of the cutter holder is rotatably connected to the cutter roller bearing seat; the cutter motor is used for driving the cutter rest to rotate; the cutters are arranged at two ends of the cutter rest. By adopting the scheme, the part of the stalk crutch with the diameter smaller than the gap between the two adjacent wedge-shaped strips 6 naturally droops under the action of gravity, the part passes through the gap between the two adjacent wedge-shaped strips 6, the cutter 25 rotating at high speed cuts the part, the cut tobacco stalks with the diameter smaller than the gap between the two adjacent wedge-shaped strips and qualified tobacco stalks are mixed and flow to the subsequent process, and the rest part of the stalk crutch is conveyed out through the discharging area 16 and the third belt conveyor 17; meanwhile, the part with smaller diameter on the stem crutch is cut into the tobacco stem, thereby effectively improving the utilization rate of the tobacco stem, preventing the stem crutch from blocking the gap between the two wedge-shaped strips, and better avoiding the problem that the sieve holes are blocked by the stem crutch in the prior art.
In order to conveniently realize the disassembly between the cutter and the cutter frame, the cutter is detachably connected with the cutter frame.
As shown in fig. 4, a plurality of threaded holes 27 are respectively formed at both ends of the tool holder, and are uniformly distributed along the extending direction of the tool holder; the cutter is provided with a plurality of through holes for the screw sections of the cutter bolts 26 to pass through. 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 mounting position of the cutter and the cutter frame can be adjusted after the gap between two adjacent wedge-shaped strips is adjusted according to the process requirement, and the part of the stalk which passes through the gap between two adjacent wedge-shaped strips 6 can be cut off by the cutter. It can be understood that the screw section of the cutter pressing bolt penetrates through the through hole to be matched with the threaded hole, so that the connection between the cutter and the cutter frame is realized.
Further, the drum-type stalk cutting and screening device further comprises a dust removal device arranged at the top of the rack, the dust removal device comprises a dust removal fan 18 and a dust remover, an air suction port of the dust removal fan is located above the drum screen, and an air outlet of the dust removal fan is connected with the dust remover through a dust removal pipeline 19, so that dust generated in the working process can be pumped to the dust removal pipeline 19 through the dust removal fan 18 and then discharged into the dust remover. Therefore, the dust removing device can be used for pumping away dust generated in the production process, and the environment is ensured to be clean.
Specifically, be provided with a plurality of guide plates 4 on the inner wall of homogenization section, guide plate 4 is the slope setting of low right-hand side height in a left side, each guide plate 4 evenly distributed is in the week of the inner wall of homogenization section is upwards to can utilize the guide plate to carry out the homogenization and take up the material, be favorable to making the material get into the sieve segmentation uniformly. As can be understood, the raw tobacco stems are input from the feeding vibration groove 2, enter the homogenizing section 3, are guided by the guide plate 4 and continue to move leftwards.
It may be preferable that the inclination angle of the baffle 4 is 35 to 45 degrees. It will be understood that the angle of inclination is the angle of inclination that occurs with respect to the axis of the trommel; the material homogenizing section, the screen section and the material discharging section are coaxially arranged, and the axis of the drum screen is also the axis of the material homogenizing section.
According to the drum-type stalk crutch cutting and screening device provided by the embodiment of the invention, the drum is divided into three sections, so that the material feeding is balanced and smooth, the stalk crutches are effectively separated, and the tobacco stalks and the stalk crutches are respectively used, so that the connection of subsequent process production equipment is more convenient; the drum screen is obliquely arranged, and the feed end of the drum screen is higher than the tail end of the drum screen, so that feeding and discharging are facilitated; in order to radically improve the production environment of equipment, the left side and the right side of the upper part of the rack can be respectively provided with a dust removal pipeline or a dust removal port, and dust in tobacco stems is discharged to a dust remover by a dust removal fan while screening, so that the labor intensity is reduced, and the labor is saved; moreover, the purposes of continuously and efficiently cutting off the stem heads of the stalk crutches and automatically screening the stalk crutches can be achieved, the process requirements of a threshing and redrying plant, a cigarette shred screening and stalk crutches removing plant and the like can be met, and the device is simple in structure and convenient to maintain and use.
The above are only preferred embodiments of the present invention, it should be noted that these examples are only for illustrating the present invention and not for limiting the scope of the present invention, and after reading the content of the present invention, those skilled in the art can make various changes or modifications to the present invention, and these equivalents also fall within the scope of the claims appended to the present application.

Claims (10)

1. A drum-type stalk crutch cutting and screening device is characterized by comprising a rack, a drum screen arranged in the rack, rolling rings sleeved at two ends of the drum screen, and a driving device for driving the rolling rings to rotate, wherein the drum screen is obliquely arranged with the left lower part and the right higher part, 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 arranged in parallel, and the wedge-shaped strips are distributed around the axis of the drum screen at equal intervals; the cross section of the wedge-shaped strip is of an isosceles triangle structure, and the tip end of the wedge-shaped strip faces to the axis of the rotary screen; the bottoms of the two ends of the wedge-shaped strip are respectively connected with the rolling ring through a screw rod, and a top fixing nut positioned on the inner side of the rolling ring and a bottom fixing nut positioned on the outer side of the rolling ring are arranged on the screw rod; and a material receiving device is arranged below the screening section.
2. The drum-type stalk cutting and screening device as claimed in claim 1, wherein the receiving device comprises a receiving hopper, a first conveyor and a second conveyor arranged in sequence 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.
3. The drum-type stalk cutting and screening apparatus as claimed in claim 1, wherein a third conveyor is provided below the outlet of said discharge section.
4. The drum-type peduncle cutting and screening device as claimed in claim 1, wherein the driving device comprises a carrier roller, a driving motor and a catch wheel which are arranged on a support frame in the frame, two sides of the rolling ring are respectively contacted with the carrier roller, and the driving motor drives the carrier roller to rotate; the blocking wheel is blocked and connected with the end face of one end, far away from the inlet of the drum screen, of the rolling ring.
5. The drum-type stalk crutch cutting and screening device as claimed in claim 1, further comprising a stalk head rotary cutting device, wherein the stalk head rotary cutting device comprises a cutter roller bearing seat, a cutter motor, a cutter holder and a cutter, the cutter roller bearing seat is arranged on a support frame in the frame and is positioned below the screen section, and the middle position of the cutter holder is rotatably connected with the cutter roller bearing seat; the cutter motor is used for driving the cutter rest to rotate; the cutters are arranged at two ends of the cutter rest.
6. The drum-type stalk cutting and screening device as claimed in claim 5, wherein said cutter is detachably connected to said cutter holder.
7. The drum-type stem corner cutting and screening device as claimed in claim 6, wherein a plurality of threaded holes are respectively formed at both ends of the tool holder, and the threaded holes are uniformly distributed along the extension direction of the tool holder; the cutter is provided with a plurality of through holes for the screw sections of the cutter bolts to pass through.
8. The drum-type stalk cutting and screening device as claimed in claim 1, further comprising a dust removing device disposed on the top of the frame, wherein the dust removing device comprises a dust removing fan and a dust remover, the air suction port of the dust removing fan is located above the drum screen, and the air outlet of the dust removing fan is connected to the dust remover through a dust removing pipe.
9. The drum-type stalk crutch cutting and screening device as claimed in any one of claims 1 to 8, wherein a plurality of guide plates are arranged on the inner wall of the material homogenizing section, the guide plates are arranged in an inclined manner with the left lower and the right higher, and each guide plate is uniformly distributed on the circumferential direction of the inner wall of the material homogenizing section.
10. The drum-type stalk cutting and screening apparatus as claimed in claim 9, wherein the angle of inclination of the deflector is 35 to 45 degrees.
CN202011610161.4A 2020-12-29 2020-12-29 Drum-type stalk crutch cutting and screening device Pending CN112869224A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011610161.4A CN112869224A (en) 2020-12-29 2020-12-29 Drum-type stalk crutch cutting and screening device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011610161.4A CN112869224A (en) 2020-12-29 2020-12-29 Drum-type stalk crutch cutting and screening device

Publications (1)

Publication Number Publication Date
CN112869224A true CN112869224A (en) 2021-06-01

Family

ID=76046350

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011610161.4A Pending CN112869224A (en) 2020-12-29 2020-12-29 Drum-type stalk crutch cutting and screening device

Country Status (1)

Country Link
CN (1) CN112869224A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113558257A (en) * 2021-08-06 2021-10-29 徐明芬 Hot pepper stem removing machine with dust removing and noise reducing functions

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113558257A (en) * 2021-08-06 2021-10-29 徐明芬 Hot pepper stem removing machine with dust removing and noise reducing functions
CN113558257B (en) * 2021-08-06 2023-08-22 徐明芬 Chili stem removing machine with dust removing and noise reducing functions

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