CN203865476U - Frictional lower self-aligning roller - Google Patents
Frictional lower self-aligning roller Download PDFInfo
- Publication number
- CN203865476U CN203865476U CN201420282234.5U CN201420282234U CN203865476U CN 203865476 U CN203865476 U CN 203865476U CN 201420282234 U CN201420282234 U CN 201420282234U CN 203865476 U CN203865476 U CN 203865476U
- Authority
- CN
- China
- Prior art keywords
- carrier roller
- roller
- frictional
- entablatrance
- self
- 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.)
- Active
Links
Abstract
The utility model discloses a frictional lower self-aligning carrier roller which solves the problem that a DTII frictional upper self-aligning carrier roller is sensitive to eccentric loads when a conveyer belt deviates on the conditions of large belt width and high belt speed. The frictional lower self-aligning carrier roller comprises a lower cross beam, an upper cross beam, a carrier roller body and a conveyor belt matched with the carrier roller body, and horn-shaped friction wheels are arranged at the contacting positions of the two ends of the carrier roller body and the edge of the conveyor belt. The frictional lower self-aligning carrier roller further comprises sliding rails, idler wheels and idler wheel supports, the lower ends of the idler wheel supports are fixed onto the lower cross beam, the idler wheels are installed at the upper ends of the idler wheel supports, one end of each sliding rail is fixed onto the bottom of the upper cross beam and the other ends of the sliding rails are matched with the idler wheels. A limiting stop block for limiting the rotation amplitude of the upper cross beam is arranged on a base. Through matching of the friction wheels, the sliding rails, the idler wheels and the like, the frictional lower self-aligning carrier roller has the advantages that the resistance generated by the frictional lower self-aligning carrier roller is small and abrasion of the carrier roller body and the conveyor belt is low; the frictional lower self-aligning carrier roller further has the advantage, of being insensitive to eccentric loads, of a conical upper self-aligning carrier roller and the advantages of being easy to manufacture and low in structural weight.
Description
Technical field
The utility model relates to material field of mechanical technique, is especially mainly used in the friction center downward regulating carrier roller of belt conveyer.
Background technology
In DT II and DT II (A) belt conveyer standard, center downward regulating carrier roller has two kinds of structural shapes: friction center downward regulating carrier roller and taper center downward regulating carrier roller.The general friction center downward regulating carrier roller that adopts when conveyer bandwidth is less than or equal to 1000mm, the general taper center downward regulating carrier roller that adopts when bandwidth is more than or equal to 800mm, friction center downward regulating carrier roller lightweight construction, manufacture relatively simple, importantly little to conveyer belt wearing and tearing, why large bandwidth does not adopt friction center downward regulating carrier roller, major cause is to rub center downward regulating carrier roller to eccentric load sensitivity, because friction center downward regulating carrier roller advantage is many, if overcome the sensitivity of eccentric loading, just can extend the service life of roller and conveyer belt, for maker and user, can produce obvious economic benefit.
Utility model content
In order to overcome above-mentioned existing technological deficiency, the purpose of this utility model is: a kind of insensitive friction center downward regulating carrier roller that can automatic aligning of pair eccentric load that has is provided.
In order to achieve the above object, the utility model is achieved through the following technical solutions: friction center downward regulating carrier roller, comprise cross sill, entablatrance, carrying roller and the conveyer belt coordinating with this carrying roller, be provided with trumpet-shaped friction wheel at carrying roller two ends and conveyer belt edge contact place; On described entablatrance, be provided with bracing frame, described carrying roller two ends are connected on bracing frame by bearing; On described cross sill, be provided with base, this base has the central rotating shaft being connected with entablatrance bottom centre by bearing fit; Also comprise slide rail, roller and roller supporting, described roller supporting lower end is fixed on cross sill, and roller is arranged on the upper end of roller supporting, and described slide rail one end is fixed on entablatrance bottom, and the other end coordinates with roller; On described base, be provided with the positive stop of restriction entablatrance rotation amplitude.
Described slide rail is half Long Circle shape cutting open along major axis.
Described base and cross sill are bolted to connection.
Described roller adopts steel to make.
The beneficial effects of the utility model are: friction center downward regulating carrier roller of the present utility model, by the cooperation of friction wheel, slide rail, roller etc., both there is friction center downward regulating carrier roller generation resistance little, and carrying roller and conveyer belt wearing and tearing are little; There is again taper center downward regulating carrier roller to the insensitive advantage of eccentric load, and have easy to manufacture, the feature of lightweight construction.In the time of conveyer belt sideslip, conveyer belt contacts with friction wheel, friction wheel from rotation reduces friction, under the effect of eccentric force, whole entablatrance rotates centered by central rotating shaft simultaneously, owing to there being the effect of slide rail, roller, roller supporting and positive stop, whole entablatrance swings centered by central rotating shaft, until be automatically adjusted to normal condition.It should be noted that at entablatrance and swing back and forth in process to there is the little buffering regulating action that can play again of friction, extended the service life of whole device.Because described slide rail is half Long Circle shape cutting open along major axis, the motion amplitude of pair roller has played certain restriction effect, prevents that it is derailed.Because described base and cross sill are bolted to connection, installation and maintenance are quite convenient.
Brief description of the drawings
Fig. 1 is the structural representation of friction center downward regulating carrier roller of the present utility model;
Fig. 2 is the structural representation in friction center downward regulating carrier roller control process of the present utility model;
Fig. 3 is the structural representation of the rotating supporting device of friction center downward regulating carrier roller of the present utility model;
In figure, 1-cross sill, 2-base, 3-central rotating shaft, 4-entablatrance, 5-bracing frame, 6-carrying roller, 7-friction wheel, 8-conveyer belt, 9-roller supporting, 10-slide rail, 11-positive stop, 12-roller.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described, but protection domain of the present utility model is not limited to the following stated.
As shown in Figure 1 to Figure 3, friction center downward regulating carrier roller of the present utility model, comprises cross sill 1, entablatrance 4, carrying roller 6 and the conveyer belt 8 coordinating with this carrying roller 6, is provided with trumpet-shaped friction wheel 7 at carrying roller 6 two ends and conveyer belt 8 edge contact places; On described entablatrance 4, be provided with bracing frame 5, described carrying roller 6 two ends are connected on bracing frame 5 by bearing; On described cross sill 1, be provided with base 2, this base 2 has the central rotating shaft 3 being connected with entablatrance 4 bottom centre by bearing fit; Also comprise slide rail 10, roller 12 and roller supporting 9, described roller supporting 9 lower ends are fixed on cross sill 1, and roller 12 is arranged on the upper end of roller supporting 9, and described slide rail 10 one end are fixed on entablatrance 4 bottoms, and the other end coordinates with roller 12; On described base 2, be provided with the positive stop 11 of restriction entablatrance 4 rotation amplitudes.Friction center downward regulating carrier roller of the present utility model, by the cooperation of friction wheel 7, slide rail 10, roller 12 etc., had both had friction center downward regulating carrier roller generation resistance little, and carrying roller 6 and conveyer belt 8 wear and tear little; There is again taper center downward regulating carrier roller to the insensitive advantage of eccentric load, and have easy to manufacture, the feature of lightweight construction.In the time of conveyer belt 8 sideslip, conveyer belt 8 contacts with friction wheel 7, friction wheel 7 rotations reduce friction, under the effect of eccentric force, whole entablatrance 4 rotates centered by central rotating shaft 3 simultaneously, owing to there being the effect of slide rail 10, roller 12, roller supporting 9 and positive stop 11, whole entablatrance swings centered by central rotating shaft 3, until be automatically adjusted to normal condition.The buffer regulating device that described roller 12, slide rail can adopt the seats such as elastoplast to replace, but this class buffer regulating device is due to elastomeric reason, make the time expand regulating, make entablatrance 6 for a long time in swing state, be unfavorable for the operation of whole device.It should be noted that at entablatrance 4 and swing back and forth in process to there is the little buffering regulating action that can play again of friction, nonelasticly make the adjusting time short, and extended the service life of whole device.
Described slide rail 10 can be linear, the function of these class shape shortcoming roller 12 amplitude limitations, roller 12 is easily overstepped the limit, therefore be that described slide rail 10 is half Long Circle shape cutting open along major axis as preferred mode, swing back and forth in process at entablatrance 4, the motion amplitude of pair roller 12 has played certain restriction effect, prevents that it is derailed.
Described base 2 can adopt the mode of welding to be fixed on cross sill 1, but therefore quite inconvenience in the time installing or keep in repair be that described base 2 is bolted to connection with cross sill 1 as preferred mode, and installation and maintenance are quite convenient.
As preferably, described roller 12 adopts steel to make.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (4)
1. friction center downward regulating carrier roller, it is characterized in that: comprise cross sill (1), entablatrance (4), carrying roller (6) and the conveyer belt (8) coordinating with this carrying roller (6), be provided with trumpet-shaped friction wheel (7) at carrying roller (6) two ends and conveyer belt (8) edge contact place; On described entablatrance (4), be provided with bracing frame (5), described carrying roller (6) two ends are connected on bracing frame (5) by bearing; On described cross sill (1), be provided with base (2), this base (2) has the central rotating shaft (3) being connected with entablatrance (4) bottom centre by bearing fit; Also comprise slide rail (10), roller (12) and roller supporting (9), described roller supporting (9) lower end is fixed on cross sill (1), roller (12) is arranged on the upper end of roller supporting (9), described slide rail (10) one end is fixed on entablatrance (4) bottom, and the other end coordinates with roller (12); On described base (2), be provided with the positive stop (11) of restriction entablatrance (4) rotation amplitude.
2. friction center downward regulating carrier roller according to claim 1, is characterized in that: the half Long Circle shape of described slide rail (10) for cutting open along major axis.
3. friction center downward regulating carrier roller according to claim 1 and 2, is characterized in that: described base (2) is bolted to connection with cross sill (1).
4. friction center downward regulating carrier roller according to claim 3, is characterized in that: described roller (12) adopts steel to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420282234.5U CN203865476U (en) | 2014-05-29 | 2014-05-29 | Frictional lower self-aligning roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420282234.5U CN203865476U (en) | 2014-05-29 | 2014-05-29 | Frictional lower self-aligning roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203865476U true CN203865476U (en) | 2014-10-08 |
Family
ID=51646454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420282234.5U Active CN203865476U (en) | 2014-05-29 | 2014-05-29 | Frictional lower self-aligning roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203865476U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107472808A (en) * | 2017-08-25 | 2017-12-15 | 苏州市力神起重运输机械制造有限公司 | A kind of bi-directional friction center downward regulating carrier roller |
| CN107600954A (en) * | 2017-10-31 | 2018-01-19 | 中冶华天南京工程技术有限公司 | Rub lower roller device |
-
2014
- 2014-05-29 CN CN201420282234.5U patent/CN203865476U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107472808A (en) * | 2017-08-25 | 2017-12-15 | 苏州市力神起重运输机械制造有限公司 | A kind of bi-directional friction center downward regulating carrier roller |
| CN107600954A (en) * | 2017-10-31 | 2018-01-19 | 中冶华天南京工程技术有限公司 | Rub lower roller device |
| CN107600954B (en) * | 2017-10-31 | 2020-02-04 | 中冶西北工程技术有限公司 | Friction lower supporting roller device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203865476U (en) | Frictional lower self-aligning roller | |
| CN103332479A (en) | Rotating platform for tire conveying line | |
| CN203997757U (en) | Conveyer belt is adjusted fender guard | |
| CN203865477U (en) | Frictional upper self-aligning carrier roller | |
| CN204453563U (en) | A kind of suspension type goes up deviation correcting device automatically | |
| CN205771680U (en) | Intelligent deviation-rectifying carrier roller | |
| CN203819972U (en) | Automatic correction roller set of belt conveyer | |
| CN203998034U (en) | A kind of automatic blanking machine | |
| CN203237717U (en) | Vertical-roller-type deviation-adjusting device for sealing-tape machine | |
| CN202743860U (en) | Gravity-type blocking device applied to tail end of conveyor | |
| CN102976062B (en) | Leveling device for scraper conveyor | |
| CN203143588U (en) | Automatically-self-aligning carrier roller set | |
| CN204623173U (en) | Electric locomotive roller collector bow | |
| CN205855146U (en) | A kind of adjustable adhesive tape automatic deviation regulator | |
| CN207405421U (en) | A kind of magnetic floats track switch trolley limiting device | |
| CN205060787U (en) | Coal conveyer belt protection device that upwards turns | |
| CN203997904U (en) | A kind of without friction Centrifugal Back Idler | |
| CN205076422U (en) | Coal conveyer belt protection device that turns downwards | |
| CN204643035U (en) | A kind of belt tear-preventing fender guard | |
| CN204020877U (en) | Mining wide-angle turning ropeway structure | |
| CN204080645U (en) | Bridge rotating steel ball hinge uses relay thrustor | |
| CN204297531U (en) | A kind of belt conveyer | |
| CN205023399U (en) | A bearing roller frame for bear weight of material | |
| CN205346145U (en) | Novel aligning parallel lower supporting roller | |
| CN201338850Y (en) | Automatic aligning idler of coal slurry belt |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |