CN110980113A - Unpowered downhill roller type conveyor with speed reduction function - Google Patents
Unpowered downhill roller type conveyor with speed reduction function Download PDFInfo
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- CN110980113A CN110980113A CN201911247013.8A CN201911247013A CN110980113A CN 110980113 A CN110980113 A CN 110980113A CN 201911247013 A CN201911247013 A CN 201911247013A CN 110980113 A CN110980113 A CN 110980113A
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- swing arm
- unpowered
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- downhill
- rack
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- 230000009467 reduction Effects 0.000 title claims abstract description 20
- 239000013013 elastic material Substances 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 230000001603 reducing effect Effects 0.000 description 7
- 230000008859 change Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000013016 damping Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000000979 retarding effect Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G13/00—Roller-ways
- B65G13/02—Roller-ways having driven rollers
- B65G13/06—Roller driving means
- B65G13/07—Roller driving means having endless driving elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G13/00—Roller-ways
- B65G13/075—Braking means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rollers For Roller Conveyors For Transfer (AREA)
Abstract
The invention provides an unpowered downhill carrier roller type conveyor with a speed reduction function, which comprises a rack obliquely arranged, wherein the rack is rotatably connected with a plurality of groups of free carrier rollers, and a speed reduction assembly is arranged between two adjacent groups of free carrier rollers: the speed reduction assembly comprises a rotating shaft connected with the side wall of the rack in a rotating mode, the side wall of the rotating shaft perpendicular to the rack is connected with a swing arm, the swing arm is fixed with the rack through a positioning pin, a long circular hole is formed in the lower end of the swing arm along the length direction of the lower end of the swing arm, the swing arm is connected with a cam shaft in a sliding mode, the end portion of the cam shaft is provided with a hexagonal rod in sliding fit with the long circular hole, the swing arm is provided with an adjusting assembly for adjusting the position of the long circular hole relative to the hexagonal rod, the upper end of the swing arm is connected with an upper supporting roller in. The invention can reduce the speed of the goods at the output end and ensure the integrity of the goods conveyed.
Description
Technical Field
The invention relates to the field of logistics conveying equipment, in particular to an unpowered downhill roller type conveyor with a speed reducing function.
Background
The concept of logistics originated in the 30's of the 20 th century, originally meaning "physical distribution" or "cargo distribution". The Chinese logistic term standard defines logistics as: logistics is a process of organically combining functions such as transportation, storage, loading, unloading, transportation, packaging, distribution, information processing and the like according to actual needs to meet user requirements in the process of physically flowing articles from a supply place to a receiving place.
Along with the increase of the logistics conveying amount, the logistics conveying system needing to be matched also shows the trend of three-dimensional, intelligentization and complication, for example, the goods are often required to be conveyed from a high place to a low place, at the moment, for energy conservation and emission reduction, a section of roller conveyor can be used, namely, a row of rollers capable of freely rotating are obliquely arranged, the rollers freely slide downwards by virtue of the gravity of the goods, no power is required to be applied, and the logistics conveying system does not have a power downslope. However, when the conveyer is adopted, the speed of the goods is gradually increased in the process of sliding downwards, and the goods are often damaged due to violent impact between the output end at the lowest position and the baffle plate because of too high speed, so that fragile and fragile goods cannot be conveyed, and the conveying range is greatly limited. Therefore, improvement is desired.
Disclosure of Invention
In order to solve the above technical problems, an object of the present invention is to provide an unpowered downhill roller conveyor with a deceleration function, which can reduce the speed of the goods at the output end and ensure the integrity of the conveyed goods.
In order to achieve the purpose, the unpowered downhill carrier roller type conveyor with the speed reduction function comprises an obliquely arranged frame, wherein the frame is rotatably connected with a plurality of groups of free carrier rollers, and a speed reduction assembly is arranged between two adjacent groups of free carrier rollers: the speed reduction assembly comprises a rotating shaft connected with the side wall of the rack in a rotating mode, the side wall of the rotating shaft perpendicular to the rack is connected with a swing arm, the swing arm is fixed with the rack through a positioning pin, a long circular hole is formed in the lower end of the swing arm along the length direction of the lower end of the swing arm, the swing arm is connected with a cam shaft in a sliding mode, the end portion of the cam shaft is provided with a hexagonal rod in sliding fit with the long circular hole, the swing arm is provided with an adjusting assembly for adjusting the position of the long circular hole relative to the hexagonal rod, the upper end of the swing arm is connected with an upper supporting roller in.
Preferably, the frame is provided with a limiting block for limiting the rotation angle of the swing arm.
Preferably, the end part of the hexagonal rod is provided with a shaft end baffle.
Preferably, the adjusting assembly comprises an adjusting seat connected with the swing arm, the adjusting seat is in threaded connection with an adjusting stud perpendicular to the hexagonal rod, a plurality of through holes are circumferentially distributed at one end, close to the hexagonal rod, of the adjusting stud, the through holes are radially arranged along the adjusting stud in the length direction, and one of the through holes is inserted into an inner hexagonal adjusting sleeve matched with the hexagonal rod.
Preferably, the middle part of the swing arm is rotatably connected with a plurality of middle carrier rollers, and the middle carrier rollers are parallel to the axis of the upper carrier roller.
Preferably, the upper carrier roller, the middle carrier roller and the camshaft are all provided with ring grooves at corresponding positions along the circumferential direction, and the inner side surface of the belt is provided with guide strips matched with the ring grooves.
Preferably, the guide strip has a trapezoidal cross section.
Preferably, the outer side surface of the belt is made of polyvinyl chloride or polyurethane, and the inner side surface of the belt is made of woven cloth; the frame is connected with a pocket net made of elastic materials at the output end.
Compared with the prior art, the invention has the beneficial effects that:
the speed reduction assembly is arranged between two adjacent groups of free carrier rollers of the rack, so that at least one speed reduction effect on the goods is realized, the damage caused by collision between the goods and the output end due to too high speed when the goods slide downwards is prevented, and the completeness of the conveyed goods is favorably ensured;
the deceleration principle of the invention is as follows: when goods are conveyed onto the belt, the belt is stressed to rotate, the upper carrier roller rotates along with the belt, the cam shaft can only slide relative to the swing arm, so that the cam shaft and the belt move relatively, friction is generated between the cam shaft and the belt to enable the belt to decelerate, and the speed of the goods is reduced;
for goods of different specifications and weights, different degrees of deceleration are preferably adopted, and the invention has three independent adjustment options: firstly, the swing arm can rotate around the rotating shaft after the positioning pin is released, so that the posture of the speed reduction assembly relative to the rack is changed, and the speed reduction degree is changed; secondly, the cam shaft can be disassembled from the swing arm and then changed into the loading angle, the hexagonal rod is in sliding fit with the long round hole, so that six loading angles are provided, the far end of the cam shaft is positioned at different positions, the belt has various tension forces, and the larger the tension force is, the higher the deceleration degree is; thirdly, the adjusting assembly can change the position of the hexagonal rod relative to the long round hole, so that the tension of the belt can be adjusted, and the adjustment of the deceleration degree is realized; the three adjusting modes can be used independently or combined according to actual situation requirements, the adjustment is flexible and convenient, the adjusting range of the deceleration degree is wide, and the device is suitable for decelerating most of cargos; and the damping of the free carrier roller can be easily adjusted, and the device is suitable for conveying various goods with different weights.
Drawings
FIG. 1 is a side view of an unpowered downhill idler conveyor having a retarding function of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a top view of an unpowered downhill idler conveyor with a retarding function of the present invention;
fig. 4 is an enlarged view of a portion B in fig. 3.
In the figure: 1. a frame; 2. a free carrier roller; 3. a speed reduction assembly; 31. swinging arms; 32. a long round hole; 33. a camshaft; 34. a hexagonal rod; 35. an adjustment assembly; 351. an adjusting seat; 352. adjusting the stud; 353. an inner hexagonal adjusting sleeve; 354. a through hole; 36. an upper supporting roller; 37. a belt; 38. a middle carrier roller; 39. and a ring groove.
Detailed Description
To explain the technical content, structural features, attained objects and effects of the present invention in detail, embodiments are described below in detail with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the present invention.
The invention provides an unpowered downhill carrier roller type conveyor with a speed reduction function, which comprises a frame 1 arranged obliquely, wherein the frame 1 is rotatably connected with a plurality of groups of free carrier rollers 2, and a speed reduction assembly 3 is arranged between two adjacent groups of free carrier rollers 2 on the frame 1: the speed reduction unit 3 includes the pivot of being connected with the lateral wall rotation of frame 1, the lateral wall of pivot perpendicular to frame 1 is connected with swing arm 31, it is fixed through the locating pin between swing arm 31 and frame 1, slotted hole 32 has been seted up along its length direction to the lower extreme of swing arm 31, swing arm 31 sliding connection has camshaft 33, the tip of camshaft 33 is equipped with the hexagonal stick 34 with slotted hole 32 sliding fit, swing arm 31 is equipped with the adjusting part 35 of the relative slotted hole 32 position of adjustment hexagonal stick 34, the upper end rotation of swing arm 31 is connected with upper roll 36, upper roll 36 and camshaft 33's axis parallel and both have cup jointed belt 37 jointly.
By adopting the technical scheme, the speed reducing assembly 3 is arranged between the two adjacent groups of free carrier rollers 2 of the rack 1, so that at least one speed reducing effect on the goods is realized, the damage caused by collision between the goods and the output end due to too high speed when the goods slide downwards is prevented, and the completeness of the conveyed goods is favorably ensured;
the deceleration principle of the invention is as follows: when goods are conveyed onto the belt 37, the belt 37 is forced to rotate, the upper carrier roller 36 rotates along with the belt 37, the cam shaft 33 can only slide relative to the swing arm 31, so that the cam shaft and the belt 37 move relatively, friction is generated between the cam shaft and the belt 37 to enable the belt 37 to decelerate, and the deceleration of the goods is realized;
for goods of different specifications and weights, different degrees of deceleration are preferably adopted, and the invention has three independent adjustment options: firstly, the swing arm 31 can rotate around the rotating shaft after the positioning pin is released, so that the posture of the speed reducing assembly 3 relative to the rack 1 is changed, and the speed reducing degree is changed; secondly, the cam shaft 33 can be detached from the swing arm 31 and then changed into the installation angle, the hexagonal rod 34 is in sliding fit with the long round hole 32, so that six installation angles are provided, the far end of the cam shaft 33 is in different positions, the belt 37 has various tension forces, and the higher the tension force is, the higher the deceleration degree is; thirdly, the adjusting component 35 can change the position of the hexagonal rod 34 relative to the oblong hole 32, so that the tension of the belt 37 can be adjusted, and the adjustment of the deceleration degree is realized; the three adjusting modes can be used independently or combined according to actual situation requirements, the adjustment is flexible and convenient, the adjusting range of the deceleration degree is wide, and the device is suitable for decelerating most of cargos; the damping of the free carrier roller 2 can be easily adjusted, and the device is suitable for conveying various goods with different weights;
the camshaft 33 is a shaft body integrated with cams, and the distal end positions of all the cams are preferably kept uniform in the present invention.
Preferably, the frame 1 is provided with a stopper limiting the rotation angle of the swing arm 31.
Through adopting above-mentioned technical scheme, be favorable to restricting the turned angle of swing arm 31, swing arm 31 free rotation when preventing the locating pin to become invalid on the one hand, on the other hand can prevent to take place between the spare part motion and interfere.
Preferably, the end of the hexagonal rod 34 is provided with an axial end stop.
Through adopting above-mentioned technical scheme, can prevent that camshaft 33 from following its axial slippage, dismantle earlier during the dismantlement axle head baffle can.
Preferably, the adjusting assembly 35 includes an adjusting seat 351 connected to the swing arm 31, the adjusting seat 351 is in threaded connection with adjusting studs 352 perpendicular to the hexagonal rod 34, a plurality of through holes 354 are circumferentially distributed at one end of the adjusting studs 352 close to the hexagonal rod 34, the length direction of the through holes 354 is arranged along the radial direction of the adjusting studs 352, and one of the through holes 354 is inserted with an inner hexagonal adjusting sleeve 353 matched with the hexagonal rod 34.
By adopting the technical scheme, during daily conveying, the inner hexagonal adjusting sleeve 353 is in inserted fit with the hexagonal rod 34, and the adjusting stud 352 connected with the inner hexagonal adjusting sleeve 353 is in threaded connection with the adjusting seat 351, so that the relative rest of the cam shaft 33 and the swing arm 31 is ensured; when the position of the camshaft 33 relative to the swing arm 31 needs to be adjusted, the hexagon socket 353 is pulled out from the through hole 354, then the adjusting stud 352 is rotated, the height of the end of the adjusting stud 352 can be changed, the camshaft 33 slides along the direction of the long circular hole 32, the hexagon socket 353 is installed in the through hole 354 again, the camshaft 33 is matched with the hexagonal rod 34 again, the camshaft 33 can be locked at a new position, the tension of the belt 37 is adjusted, and therefore the deceleration degree is changed.
Preferably, a plurality of intermediate supporting rollers 38 are rotatably connected to the middle part of the swing arm 31, and the intermediate supporting rollers 38 are parallel to the axis of the upper supporting roller 36.
Through adopting above-mentioned technical scheme, can promote bearing capacity on the one hand, be applicable to the transport of heavy goods, on the other hand can reduce belt 37's load, reduces ageing, increase of service life.
Preferably, the upper idler 36, the middle idler 38 and the camshaft 33 are all provided with a ring groove 39 at corresponding positions along the circumferential direction, and the inner side surface of the belt 37 is provided with a guide strip matched with the ring groove 39.
Through adopting above-mentioned technical scheme, can guarantee the location of belt 37 when revoluting, prevent that belt 37 from taking place the off tracking and leading to the off tracking of goods, camshaft 33's annular 39 should set up in cam department.
Preferably, the guide strip has a trapezoidal cross section.
Through adopting above-mentioned technical scheme, after certain degree of wearing and tearing, can guarantee the normal operation and the location of belt 37 in the short time, strive for the time for staff's maintenance and change.
Preferably, the outer side surface of the belt 37 is made of polyvinyl chloride or polyurethane, and the inner side surface of the belt 37 is made of woven cloth; the output end of the frame 1 is connected with a pocket net made of elastic materials.
By adopting the technical scheme, the strength and the wear resistance of the belt 37 are improved, and the service life is prolonged; the pocket net can prevent hard impact with the goods, and is favorable for protecting the goods.
The working principle of the invention is as follows:
when goods are conveyed to the belt 37 by the free carrier roller 2, the belt 37 is forced to revolve, the upper carrier roller 36 and the middle carrier roller 38 rotate along with the belt 37, the cam shaft 33 can only slide relative to the swing arm 31, so that the cam shaft and the belt 37 move relatively, friction is generated between the cam shaft and the belt 37 to accelerate the speed of the belt 37, and the speed of the goods is decelerated;
for goods of different specifications and weights, different degrees of deceleration are preferably adopted, and the invention has three independent adjustment options: firstly, the swing arm 31 can rotate around the rotating shaft after the positioning pin is released, so that the posture of the speed reducing assembly 3 relative to the rack 1 is changed, and the speed reducing degree is changed; secondly, the cam shaft 33 can be detached from the swing arm 31 and then changed into the installation angle, the hexagonal rod 34 is in sliding fit with the long round hole 32, so that six installation angles are provided, the far end of the cam shaft 33 is in different positions, the belt 37 has various tension forces, and the higher the tension force is, the higher the deceleration degree is; thirdly, the adjusting component 35 can change the position of the hexagonal rod 34 relative to the oblong hole 32, so that the tension of the belt 37 can be adjusted, and the adjustment of the deceleration degree is realized; the three adjusting modes can be used independently or combined according to actual situation requirements, the adjustment is flexible and convenient, the adjusting range of the deceleration degree is wide, and the device is suitable for decelerating most of cargos; and can easily adjust the damping of free bearing roller 2, be suitable for the transport of multiple weight goods.
It should be understood that the above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, so that the equivalent changes and modifications made in the light of the above disclosure and the appended claims are all within the scope of the present invention.
Claims (8)
1. An unpowered downhill roller conveyor with a speed reduction function is characterized in that: the frame that sets up including the slope, the frame rotates and is connected with the free bearing roller of a plurality of groups, the frame is equipped with the speed reduction subassembly between adjacent two sets of free bearing rollers: the speed reduction assembly comprises a rotating shaft connected with the side wall of the rack in a rotating mode, the side wall of the rotating shaft perpendicular to the rack is connected with a swing arm, the swing arm is fixed with the rack through a positioning pin, a long circular hole is formed in the lower end of the swing arm along the length direction of the lower end of the swing arm, the swing arm is connected with a cam shaft in a sliding mode, the end portion of the cam shaft is provided with a hexagonal rod in sliding fit with the long circular hole, the swing arm is provided with an adjusting assembly for adjusting the position of the long circular hole relative to the hexagonal rod, the upper end of the swing arm is connected with an upper supporting roller in.
2. The unpowered downhill idler conveyor with a deceleration function according to claim 1, wherein: the frame is provided with a limiting block for limiting the rotation angle of the swing arm.
3. The unpowered downhill idler conveyor with a deceleration function according to claim 2, wherein: and a shaft end baffle is arranged at the end part of the hexagonal rod.
4. The unpowered downhill idler conveyor with a deceleration function according to claim 1 or 3, wherein: the adjusting assembly comprises an adjusting seat connected with the swing arm, the adjusting seat is in threaded connection with an adjusting stud perpendicular to the hexagonal rod, a plurality of through holes are formed in one end, close to the hexagonal rod, of the adjusting stud in a circumferential distribution mode, the length direction of the through holes is arranged along the radial direction of the adjusting stud, and one of the through holes is inserted into an inner hexagonal adjusting sleeve matched with the hexagonal rod.
5. The unpowered downhill idler conveyor with a deceleration function according to claim 4, wherein: the middle part of the swing arm is rotatably connected with a plurality of middle carrier rollers, and the middle carrier rollers are parallel to the axis of the upper carrier roller.
6. The unpowered downhill idler conveyor with a deceleration function according to claim 5, wherein: the upper carrier roller, the middle carrier roller and the camshaft are all provided with annular grooves at corresponding positions along the circumferential direction, and the inner side surface of the belt is provided with guide strips matched with the annular grooves.
7. The unpowered downhill idler conveyor with a deceleration function according to claim 6, wherein: the cross section of the guide strip is trapezoidal.
8. The unpowered downhill idler conveyor with a deceleration function according to claim 7, wherein: the outer side surface of the belt is made of polyvinyl chloride or polyurethane, and the inner side surface of the belt is made of woven cloth; the frame is connected with a pocket net made of elastic materials at the output end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911247013.8A CN110980113B (en) | 2019-12-09 | Unpowered downhill roller type conveyor with speed reduction function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911247013.8A CN110980113B (en) | 2019-12-09 | Unpowered downhill roller type conveyor with speed reduction function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110980113A true CN110980113A (en) | 2020-04-10 |
| CN110980113B CN110980113B (en) | 2024-06-04 |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR940014112A (en) * | 1992-12-31 | 1994-07-16 | 석진철 | Reduction device and method of roller conveyor |
| JPH08133457A (en) * | 1994-11-10 | 1996-05-28 | Kanebo Ltd | Carrying conveyor |
| US6244424B1 (en) * | 1998-03-30 | 2001-06-12 | Jost Ag Heimberg | System for transporting piece goods |
| CN203268924U (en) * | 2013-05-08 | 2013-11-06 | 中烟机械技术中心有限责任公司 | Double-way operating conveyor belt capable of achieving synchronous adjustment |
| CN203975746U (en) * | 2014-07-21 | 2014-12-03 | 淮北高罗输送装备有限公司 | Lower fortune hypervelocity damping arrangement |
| CN204237098U (en) * | 2014-04-30 | 2015-04-01 | 湖南省烟草公司衡阳市公司 | New shaped piece cigarette roller feedway |
| CN109095088A (en) * | 2018-08-27 | 2018-12-28 | 农业部南京农业机械化研究所 | A kind of conveying belt tensioning mechanism |
| CN211309784U (en) * | 2019-12-09 | 2020-08-21 | 苏州鸿安机械有限公司 | Unpowered downhill roller type conveyor with speed reduction function |
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR940014112A (en) * | 1992-12-31 | 1994-07-16 | 석진철 | Reduction device and method of roller conveyor |
| JPH08133457A (en) * | 1994-11-10 | 1996-05-28 | Kanebo Ltd | Carrying conveyor |
| US6244424B1 (en) * | 1998-03-30 | 2001-06-12 | Jost Ag Heimberg | System for transporting piece goods |
| CN203268924U (en) * | 2013-05-08 | 2013-11-06 | 中烟机械技术中心有限责任公司 | Double-way operating conveyor belt capable of achieving synchronous adjustment |
| CN204237098U (en) * | 2014-04-30 | 2015-04-01 | 湖南省烟草公司衡阳市公司 | New shaped piece cigarette roller feedway |
| CN203975746U (en) * | 2014-07-21 | 2014-12-03 | 淮北高罗输送装备有限公司 | Lower fortune hypervelocity damping arrangement |
| CN109095088A (en) * | 2018-08-27 | 2018-12-28 | 农业部南京农业机械化研究所 | A kind of conveying belt tensioning mechanism |
| CN211309784U (en) * | 2019-12-09 | 2020-08-21 | 苏州鸿安机械有限公司 | Unpowered downhill roller type conveyor with speed reduction function |
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