CN109720810B - Automatic clear material device resets - Google Patents
Automatic clear material device resets Download PDFInfo
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- CN109720810B CN109720810B CN201811610111.9A CN201811610111A CN109720810B CN 109720810 B CN109720810 B CN 109720810B CN 201811610111 A CN201811610111 A CN 201811610111A CN 109720810 B CN109720810 B CN 109720810B
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- 239000000463 material Substances 0.000 title claims abstract description 72
- 230000007246 mechanism Effects 0.000 claims abstract description 73
- 230000005540 biological transmission Effects 0.000 claims abstract description 67
- 238000004140 cleaning Methods 0.000 claims abstract description 67
- 238000007906 compression Methods 0.000 claims abstract description 22
- 230000006835 compression Effects 0.000 claims abstract description 20
- 239000003638 chemical reducing agent Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 16
- 230000008569 process Effects 0.000 abstract description 16
- 230000009471 action Effects 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 5
- 241000208125 Nicotiana Species 0.000 abstract description 4
- 235000002637 Nicotiana tabacum Nutrition 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000003825 pressing Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The invention relates to an automatic reset material cleaning device, which belongs to the technical field of tobacco leaf conveying, and is characterized in that when a material cleaning roller is driven by a transmission chain, the material cleaning roller swings back and forth along the outline of a profiling wheel under the action of a follow-up mechanism and a idler wheel and is tightly pressed on the profiling edge through a compression spring, so that the material cleaning roller can be in gapless contact with a passing conveying screen plate at any position, and material leakage is prevented; in the working process, the transmission chain can swing back and forth along with the servo mechanism, the swing is large, the tightness of the transmission chain can be greatly changed in the process, the transmission chain does not jump teeth in the swing process, the tightness is maintained unchanged, so that the material cleaning roller is normally driven, the normal operation of equipment production is ensured, the tensioning function of the transmission chain is realized by arranging the transmission tensioning mechanism, the whole set of material cleaning device is compact in structure, reliable and stable in transmission, and material leakage is prevented. The automatic reset material cleaning device has the advantages of obvious and practical effect, flexible and reliable action and capability of avoiding economic loss caused by material leakage.
Description
Technical Field
The invention belongs to the technical field of tobacco leaf conveying, and particularly relates to an automatic resetting and material clearing device.
Background
At present, the conveying screen plate material cleaning equipment of redrying machines at home and abroad mostly adopts a fixed independent driving mode to realize the functions of cleaning the conveying screen plate and bringing back tobacco leaves and keeping the conveying screen plate clean and free of residual tobacco leaves. However, the installation position of the cleaning roller is at the arc-shaped turning position of the conveying screen plate, the turning curve is not a continuous smooth arc line, the cleaning roller passes through the turning position in a subsection mode (the width is the width of the screen plate), the outward protrusion is the largest when the joint of every two screen plates passes through the cleaning roller, the pushing distance of the cleaning roller is the largest, then when the third screen plate passes through the cleaning roller, the cleaning roller falls back to the lowest point through the self-weight, and the cleaning roller is continuously pushed away and falls back in the circulation mode to realize the cleaning function. The cleaning roller has a gap instantaneously in the pushing and falling processes, so that the phenomenon of material leakage is prominent, and the normal production and the on-site production order are seriously influenced.
Disclosure of Invention
In order to overcome the problems in the prior art, the invention provides an automatic reset material cleaning device which ensures that a material cleaning roller is in gapless contact with a passing conveying screen plate at any position.
In order to realize the purpose, the invention is realized by the following technical scheme:
the automatic reset material cleaning device comprises a follower roller 1, a follower transmission chain wheel 2, a compression seat 3, a compression spring 4, a follower mechanism 5, a follower mechanism hanger 7, a speed reducer 8, a transmission chain 9, idler wheels 10 and profile modeling wheels 11, wherein the follower mechanism 5 is arranged on the follower mechanism hanger 7 through a pin shaft, the lower end of the follower mechanism 5 is in a door-shaped structure, the two side plates of the door-shaped structure are respectively provided with one idler wheel 10, the rear sides of the two idler wheels 10 are correspondingly provided with the two profile modeling wheels 11, a redryer conveying screen plate which is circumferentially arranged is arranged between the two profile modeling wheels 11, the surfaces of the two idler wheels 10 are respectively contacted with the surfaces of the two profile modeling wheels 11, one end of the compression spring 4 is fixed on the follower mechanism 5, the other end of the compression spring is fixed on the compression seat 3, the follower roller 1 is arranged on the door-shaped structure of the follower mechanism 5 through a bearing with a seat, the end part of the follower transmission chain wheel, the transmission chain 9 is arranged on the driven transmission chain wheel 2 and the main transmission chain wheel of the speed reducer 8; the follower roller 1 is provided with a material cleaning roller, and the material cleaning part of the material cleaning roller is contacted with the surface of a redrying machine conveying screen plate which is circumferentially arranged between two profiling wheels 11.
Further, the automatic reset material cleaning device is also provided with a transmission tensioning mechanism 6 for tensioning the transmission chain 9.
Further, the transmission tensioning mechanism 6 comprises a base 6-1, a spring mechanism upper supporting plate 6-3, a spring 6-4, an arc tensioning block support 6-5, an arc tensioning block 6-6, a spring mechanism lower supporting plate 6-7 and a triangular support 6-8, one end of the spring mechanism lower supporting plate 6-7 is hinged on the base 6-1, the other end of the spring mechanism lower supporting plate is hinged on the arc tensioning block support 6-5, the arc tensioning block 6-6 is installed on the arc outer wall of the arc tensioning block support 6-5, the triangular support 6-8 is fixedly installed on the base 6-1, one end of the spring mechanism upper supporting plate 6-3 is hinged on the triangular support 6-8, the other end of the spring mechanism upper supporting plate is hinged on the arc tensioning block support 6-5, the upper end of the spring 6-4 is fixed on the spring mechanism upper supporting plate 6-3, the lower end is fixed on the lower supporting plate 6-7 of the spring mechanism.
Further, a strip-shaped adjusting groove 6-2 is formed in the base 6-1, and the triangular support 6-8 is fixedly mounted on the base 6-1 through a screw matched with the strip-shaped adjusting groove 6-2.
Further, the arc-shaped tensioning blocks 6-6 are made of wear-resistant materials.
The invention has the beneficial effects that:
when the material cleaning roller is driven by the transmission chain, the material cleaning roller swings back and forth along the profile of the profiling wheel under the action of the follow-up mechanism and the idler wheel and is tightly pressed on the profiling edge through the compression spring, so that the economic loss caused by material leakage due to a gap between the material cleaning roller and the rotating conveying net plate is avoided; in the cleaning process, the transmission chain can swing back and forth along with the servo mechanism, the swing is large, the tightness of the transmission chain can be greatly changed in the process, the transmission chain does not jump teeth in the swing process, the tightness is maintained to be unchanged, so that the material cleaning roller is normally driven, the normal operation of equipment production is ensured, the tensioning function of the transmission chain is realized by arranging the transmission tensioning mechanism, the whole set of material cleaning device is compact in structure, reliable and stable in transmission, the material cleaning roller can be in zero-clearance contact with the passing conveying screen plate at any position, and the material leakage is prevented. The automatic reset material cleaning device has the advantages of obvious and practical effect, flexible and reliable action, and capability of avoiding economic loss caused by material leakage and creating good economic benefit for enterprises.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of the transmission tensioning mechanism of the invention.
In the figure, 1-follower roller, 2-follower transmission chain wheel, 3-compression seat, 4-compression spring, 5-follower mechanism, 6-transmission tensioning mechanism, 6-1-base, 6-2-strip-shaped adjusting groove, 6-3-spring mechanism upper supporting plate, 6-4-spring, 6-5-arc tensioning block bracket, 6-6-arc tensioning block, 6-7-spring mechanism lower supporting plate, 6-8-triangular bracket, 7-follower mechanism hanger, 8-main transmission chain wheel, 9-transmission chain, 10-idler wheel and 11-profiling wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention and the accompanying drawings, 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.
As shown in fig. 1, the automatic reset material cleaning device comprises a follower roller 1, a driven sprocket 2, a compression seat 3, a compression spring 4, a follower 5, a follower hanger 7, a speed reducer 8, a transmission chain 9, idler wheels 10 and profile wheels 11, wherein the follower 5 is mounted on the follower hanger 7 through a pin shaft, the lower end of the follower 5 is in a portal structure, two idler wheels 10 are respectively mounted on two side plates of the portal structure, two profile wheels 11 are correspondingly arranged on the rear sides of the two idler wheels 10, a redryer conveying screen plate which is circumferentially arranged is mounted between the two profile wheels 11, the surfaces of the two idler wheels 10 are respectively contacted with the surfaces of the two profile wheels 11, and the two profile wheels 11 are mounted on a rotating shaft; one end of a compression spring 4 is fixed on the follow-up mechanism 5, the other end of the compression spring is fixed on the compression seat 3, the follow-up roller 1 is installed on a door-shaped structure of the follow-up mechanism 5 through a bearing with a seat, the end part of the follow-up roller 1 is provided with a driven chain wheel 2, and a transmission chain 9 is installed on the driven chain wheel 2 and a main transmission chain wheel of a speed reducer 8; the follower roller 1 is provided with a material cleaning roller, and the material cleaning part of the material cleaning roller is contacted with the surface of a redrying machine conveying screen plate which is circumferentially arranged between two profiling wheels 11. After the speed reducer 8 is connected with a prime motor for providing power, the driven roller 1 is driven to rotate through the transmission chain 9, so that the material cleaning roller arranged on the driven roller 1 is driven to rotate; the two copying wheels 11 and the redrying machine conveying mesh plate circumferentially arranged on the two copying wheels are driven to rotate by a power driving device connected with a rotating shaft, and the material cleaning part of the material cleaning roller is in contact with the surface of the redrying machine conveying mesh plate circumferentially arranged between the two copying wheels 11, and can be a material cleaning brush which is in contact with the surface of the redrying machine conveying mesh plate circumferentially arranged, so that the material cleaning brush on the rotating material cleaning roller is used for cleaning in the driving process of the redrying machine conveying mesh plate. Because the redrying machine conveying mesh plates between the two copying wheels 11 are connected in pairs to form a whole, an arc-shaped turning part is arranged between every two adjacent conveying mesh plates, and the appearance of the two copying wheels 11 is consistent with the appearance of the whole formed by the redrying machine conveying mesh plates, in this way, the copying wheels 11 can push the backup wheel 10 through the surface outline thereof in the rotating process, so that the follow-up mechanism 5 swings along with the outline action of the copying wheels 11, and under the action of the compression spring 4, the backup wheel 10 is always contacted with the surface of the copying wheels 11, so that the situation that when the connecting part of every two redrying machine conveying mesh plates is cleaned through a material cleaning roller, and then when a third redrying machine conveying mesh is cleaned, the material cleaning roller has gaps in the instant pushing and falling processes, and the phenomenon of material leakage is obvious can be avoided; thereby avoiding influencing the normal production and the on-site production order.
The automatic reset material cleaning device is also provided with a transmission tensioning mechanism 6 for tensioning the transmission chain 9. As shown in figure 2, the transmission tensioning mechanism 6 comprises a base 6-1, a spring mechanism upper supporting plate 6-3, a spring 6-4, an arc tensioning block support 6-5, an arc tensioning block 6-6, a spring mechanism lower supporting plate 6-7 and a triangular support 6-8, one end of the spring mechanism lower supporting plate 6-7 is hinged on the base 6-1, the other end is hinged on the arc tensioning block support 6-5, the arc tensioning block 6-6 is installed on the arc outer wall of the arc tensioning block support 6-5, the triangular support 6-8 is fixedly installed on the base 6-1, one end of the spring mechanism upper supporting plate 6-3 is hinged on the triangular support 6-8, the other end is hinged on the arc tensioning block support 6-5, the upper end of the spring 6-4 is fixed on the spring mechanism upper supporting plate 6-3, the lower end is fixed on the lower supporting plate 6-7 of the spring mechanism. The arc tensioning block 6-6 is contacted with the transmission chain 9, and in the invention, the initial state of the spring 6-4 is a compression state, at the same time, the spring 6-4 also applies a tensioning force to the transmission chain 9, the transmission chain 9 is tensioned by the arc tensioning block 6-6, the spring 6-4 is compressed when the pressing force of the transmission chain 9 is greater than the resilience force of the spring 6-4 in the initial state, the spring 6-4 is stretched when the pressing force of the transmission chain 9 is less than the resilience force of the spring 6-4 in the initial state, the arc tensioning block 6-6 is contacted with the transmission chain 9 all the time in the whole process, thereby achieving the purpose of tensioning the transmission chain 9 all the time.
The base 6-1 is provided with a strip-shaped adjusting groove 6-2, and the triangular support 6-8 is fixedly arranged on the base 6-1 through a screw matched with the strip-shaped adjusting groove 6-2. A triangular support 6-8 is installed by arranging a strip-shaped adjusting groove 6-2, the position of an arc-shaped tensioning block 6-6 is adjusted by adjusting the position of the triangular support 6-8, and the four-bar mechanism consisting of a spring mechanism upper support plate 6-3, a spring mechanism lower support plate 6-7 and an arc-shaped tensioning block support 6-5 is ensured to be under the action of a spring 6-4, so that when a transmission chain 9 is elongated in a reasonable range during use, the position of the four-bar mechanism can be adjusted by the strip-shaped adjusting groove 6-2, and the arc-shaped tensioning block 6-6 is always contacted with the transmission chain 9, thereby achieving the purpose of always tensioning the transmission chain 9.
The arc-shaped tensioning blocks 6-6 are made of wear-resistant materials, so that the service life of the whole transmission tensioning mechanism can be prolonged.
The working process of the transmission tensioning mechanism 6 is as follows:
the spring 6-4 is initially in a compressed state, in which the spring 6-4 also exerts a tensioning force on the drive chain 9, and the drive chain 9 is tensioned by the arcuate tensioning block 6-6. When the pressing force of the transmission chain 9 is larger than the resilience force of the spring 6-4 in the initial state, the arc-shaped tensioning block 6-6 is subjected to the acting force exerted by the transmission chain 9 to push the upper supporting plate 6-3 of the spring mechanism and the lower supporting plate 6-7 of the spring mechanism to rotate around the hinge of the spring mechanism, the spring 6-4 is stressed and compressed, meanwhile, the spring 6-4 exerts the same counterforce to push the upper supporting plate 6-3 of the spring mechanism and the lower supporting plate 6-7 of the spring mechanism, and the arc-shaped tensioning block 6-6 tensions the transmission chain 9. When the pressing force of the transmission chain 9 is smaller than the resilience force of the spring 6-4 in the initial state, the spring 6-4 is stretched, the spring 6-4 applies acting force to push the upper supporting plate 6-3 of the spring mechanism and the lower supporting plate 6-7 of the spring mechanism to rotate around the hinges of the spring mechanism respectively, so that the arc-shaped tensioning blocks 6-6 apply acting force to the transmission chain 9 to tension the transmission chain 9, the arc-shaped tensioning blocks 6-6 are always in contact with the transmission chain 9 in the whole process, and the purpose of always tensioning the transmission chain 9 is achieved.
When the material cleaning roller is driven by the transmission chain, the material cleaning roller swings back and forth along the profile of the profiling wheel under the action of the follow-up mechanism and the idler wheel and is tightly pressed on the profiling edge through the compression spring, so that the economic loss caused by material leakage due to a gap between the material cleaning roller and the rotating conveying net plate is avoided; in the cleaning process, the transmission chain can swing back and forth along with the servo mechanism, the swing is large, the tightness of the transmission chain can be greatly changed in the process, the transmission chain does not jump teeth in the swing process, the tightness is maintained to be unchanged, so that the material cleaning roller is normally driven, the normal operation of equipment production is ensured, the tensioning function of the transmission chain is realized by arranging the transmission tensioning mechanism, the whole set of material cleaning device is compact in structure, reliable and stable in transmission, the material cleaning roller can be in zero-clearance contact with the passing conveying screen plate at any position, and the material leakage is prevented. The automatic reset material cleaning device has the advantages of obvious and practical effect, flexible and reliable action, and capability of avoiding economic loss caused by material leakage and creating good economic benefit for enterprises.
Finally, it is noted that the above-mentioned embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (5)
1. The utility model provides an automatic clear material device that resets which characterized in that: the automatic reset material cleaning device comprises a follower roller (1), a follower transmission chain wheel (2), a compression seat (3), a compression spring (4), a follow-up mechanism (5), a follow-up mechanism hanger (7), a speed reducer (8), a transmission chain (9), idler wheels (10) and copying wheels (11), wherein the follow-up mechanism (5) is installed on the follow-up mechanism hanger (7) through a pin shaft, the lower end of the follow-up mechanism (5) is in a door-shaped structure, two idler wheels (10) are respectively installed on two side plates of the door-shaped structure, two copying wheels (11) are correspondingly arranged on the rear sides of the two idler wheels (10), a redryer conveying screen plate which is circumferentially arranged is installed between the two copying wheels (11), the surfaces of the two idler wheels (10) are respectively contacted with the surfaces of the two copying wheels (11), and the two copying wheels (11) are installed on a rotating shaft; one end of a compression spring (4) is fixed on the follow-up mechanism (5), the other end of the compression spring is fixed on the compression seat (3), the follow-up roller (1) is installed on a door-shaped structure of the follow-up mechanism (5) through a bearing with a seat, the end part of the follow-up roller (1) is provided with a driven chain wheel (2), and a transmission chain (9) is installed on the driven chain wheel (2) and a main transmission chain wheel of a speed reducer (8); the follow-up roller (1) is provided with a material cleaning roller, and the material cleaning part of the material cleaning roller is contacted with the surface of a redrying machine conveying screen plate which is circumferentially arranged between two profiling wheels (11); the material cleaning part of the material cleaning roller is a material cleaning brush which is contacted with the surface of a conveying screen plate of the redrying machine which is circumferentially arranged.
2. The automatic reset material cleaning device according to claim 1, characterized in that: the automatic reset material cleaning device is also provided with a transmission tensioning mechanism (6) for tensioning the transmission chain (9).
3. An automatic reset material cleaning device according to claim 2, characterized in that: the transmission tensioning mechanism (6) comprises a base (6-1), a spring mechanism upper supporting plate (6-3), a spring (6-4), an arc tensioning block support (6-5), an arc tensioning block (6-6), a spring mechanism lower supporting plate (6-7) and a triangular support (6-8), one end of the spring mechanism lower supporting plate (6-7) is hinged on the base (6-1), the other end of the spring mechanism lower supporting plate is hinged on the arc tensioning block support (6-5), the arc tensioning block (6-6) is installed on the arc outer wall of the arc tensioning block support (6-5), the triangular support (6-8) is fixedly installed on the base (6-1), one end of the spring mechanism upper supporting plate (6-3) is hinged on the triangular support (6-8), the other end is hinged on an arc tensioning block bracket (6-5), the upper end of a spring (6-4) is fixed on an upper supporting plate (6-3) of the spring mechanism, and the lower end is fixed on a lower supporting plate (6-7) of the spring mechanism.
4. An automatic reset material cleaning device according to claim 3, characterized in that: the base (6-1) is provided with a strip-shaped adjusting groove (6-2), and the triangular support (6-8) is fixedly arranged on the base (6-1) through a screw matched with the strip-shaped adjusting groove (6-2).
5. An automatic reset material cleaning device according to claim 3 or 4, characterized in that: the arc-shaped tensioning blocks (6-6) are made of wear-resistant materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811610111.9A CN109720810B (en) | 2018-12-27 | 2018-12-27 | Automatic clear material device resets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811610111.9A CN109720810B (en) | 2018-12-27 | 2018-12-27 | Automatic clear material device resets |
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| Publication Number | Publication Date |
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| CN109720810A CN109720810A (en) | 2019-05-07 |
| CN109720810B true CN109720810B (en) | 2020-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811610111.9A Active CN109720810B (en) | 2018-12-27 | 2018-12-27 | Automatic clear material device resets |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH680726A5 (en) * | 1990-05-10 | 1992-10-30 | Polytechna Ag | Cleaning device for surface of conveyor belts - has interchangeable brush rollers for different cleaning actions |
| JPH0859169A (en) * | 1994-08-23 | 1996-03-05 | Hitachi Ltd | Cleaning device for passenger conveyor |
| US6283274B1 (en) * | 1998-06-25 | 2001-09-04 | Troy D. Dolan | Cam tensioner for scraper blade assemblies |
| CN201250016Y (en) * | 2008-07-22 | 2009-06-03 | 江阴华东机械有限公司 | Sweeping device for belt conveyor |
| CN102826363A (en) * | 2011-06-16 | 2012-12-19 | 上海高罗输送装备有限公司 | High-efficiency material cleaning system for belt conveyer |
| CN209758342U (en) * | 2018-12-27 | 2019-12-10 | 红塔烟草(集团)有限责任公司 | Automatic clear material device resets |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104692034A (en) * | 2015-02-27 | 2015-06-10 | 芜湖起重运输机器股份有限公司 | Tail material cleaning device for FU chain conveyor |
| CN204861126U (en) * | 2015-07-03 | 2015-12-16 | 湖北烟草金叶复烤有限责任公司 | Smoked sheet is roast quick -witted backplate crock cleaning device again |
| CN205052850U (en) * | 2015-09-26 | 2016-03-02 | 红塔烟草（集团）有限责任公司大理卷烟厂 | Otter board auxiliary driving means is carried to smoked sheet roast machine again |
-
2018
- 2018-12-27 CN CN201811610111.9A patent/CN109720810B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH680726A5 (en) * | 1990-05-10 | 1992-10-30 | Polytechna Ag | Cleaning device for surface of conveyor belts - has interchangeable brush rollers for different cleaning actions |
| JPH0859169A (en) * | 1994-08-23 | 1996-03-05 | Hitachi Ltd | Cleaning device for passenger conveyor |
| US6283274B1 (en) * | 1998-06-25 | 2001-09-04 | Troy D. Dolan | Cam tensioner for scraper blade assemblies |
| CN201250016Y (en) * | 2008-07-22 | 2009-06-03 | 江阴华东机械有限公司 | Sweeping device for belt conveyor |
| CN102826363A (en) * | 2011-06-16 | 2012-12-19 | 上海高罗输送装备有限公司 | High-efficiency material cleaning system for belt conveyer |
| CN209758342U (en) * | 2018-12-27 | 2019-12-10 | 红塔烟草(集团)有限责任公司 | Automatic clear material device resets |
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