CN105529867A - Driving roller - Google Patents
Driving roller Download PDFInfo
- Publication number
- CN105529867A CN105529867A CN201410514345.9A CN201410514345A CN105529867A CN 105529867 A CN105529867 A CN 105529867A CN 201410514345 A CN201410514345 A CN 201410514345A CN 105529867 A CN105529867 A CN 105529867A
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- CN
- China
- Prior art keywords
- head roll
- rotor
- axle
- accommodation space
- housing
- 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.)
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a driving roller and solves a problem of poor operation stability of a driving roller in the prior art. The driving roller comprises a casing, a mandrel, a power element, and a decelerator, wherein an accommodation space is formed in the casing, the mandrel penetrates through the accommodation space, the power element is accommodated in the accommodation space and is sleeved on the mandrel, the power element has a rotor capable of rotating relative to the mandrel, the decelerator is accommodated in the accommodation space and is sleeved on the mandrel, the decelerator has an input end and an output end, the input end is combined with the rotor of the power element, and the output end is combined with the casing.
Description
Technical field
The invention relates to a kind of head roll, especially a kind of head roll being applied to conveying device.
Background technology
Existing conveying device utilizes head roll to drive a belt or several interlock cylinder to rotate in the lump, and then transport the materials and parts of this conveying device institute bearing.Please refer to shown in Fig. 1, TaiWan, China is announced No. I272757 " cylinder of built-in motor " Patent Case and is disclosed a kind of existing head roll 9, comprise motor 91 and a reductor 92, this motor 91 has a rotation axis 911, supported by two bearings 912,913 respectively, and this rotation axis 911 connects a power shaft 921 of this reductor 92, this power shaft 921 also supported by a bearing 922.This reductor 92 separately has an output shaft 923, and this output shaft 923 connects a rotation seat 93, and has a speed discrepancy between this power shaft 921 and this output shaft 923.This rotation seat 93 combines with a drum housing 94, whereby, synchronously this power shaft 921 turn can be driven via this rotation axis 911 when this motor 91 starts, and through the transmission of this reductor 92, drive this rotation seat 93 with the lower rotational speed of relatively this power shaft 921 by this output shaft 923, because this drum housing 94 is incorporated into this rotation seat 93, therefore this drum housing 94 can operate in the lump.
In addition, two ends of this drum housing 94 are respectively equipped with a side cover 95,96, are respectively equipped with a bearing 951,961 in this two side cover 95,96, are provided with again a skeleton frame 952,962 in the middle of this two bearing 951,961 separately.Wear a fixed axis 953,963 by respectively in this two skeleton frame 952,962, this existing head roll 9 can be fixed by two ends of this drum housing 94, make this drum housing 94 can this two fixed axis 953,963 pivotable relatively.
The structure of above-mentioned existing head roll 9 is too complicated, causes its run stability not good.In detail, in order to allow this drum housing 94 can steady running, the rotation axis 911 of this motor 91, the power shaft 921 of this reductor 92, output shaft 923 and this two fixed axis 953, 963 necessary exactitude positions, but, this rotation axis 911, power shaft 921, output shaft 923, fixed axis 953 and fixed axis 963 supported by different bearings respectively, tolerance is certainly existed due to during Production of bearing, and also may there is certain position deviation during bearing installing, therefore described each part certainly will be difficult to exactitude position when actual manufacture assembling, cause the run stability of this drum housing 94 not good.
Moreover, when this existing head roll 9 reality manufactures assembling, sequentially the rotation axis 911 of this motor 91 must be combined with existing shaft coupling with the power shaft 921 of this reductor 92; Combine this rotation seat 93 with this drum housing 94; And this two side cover 95,96 is incorporated into respectively the two ends of this drum housing 94.Accordingly, the assembly program of this existing head roll 9 is complicated, and the number of parts needed for related increase and built-up time cause production cost higher.
In sum, existing head roll 9 has the shortcoming such as " run stability is not good ", " assembly program is complicated " and " production cost is higher ", needs further improvement badly.
Summary of the invention
An object of the present invention is to provide a kind of head roll, through a dynamical element and a deceleration device are sheathed in same axle respectively, each part easy exactitude position when this head roll manufacture is assembled, has the effect promoting this head roll run stability.
Another object of the present invention is to provide a kind of head roll, this head roll can utilize at least one fixture an output of a side cover and this deceleration device to be fixed on a housing simultaneously, to simplify the assembly program of this head roll, there is the effect reducing production cost.
For reaching aforementioned invention object, the technological means that the present invention uses includes:
A kind of head roll, comprises: a housing, an inner formation accommodation space; An axle, runs through this accommodation space; A dynamical element, is placed in this accommodation space and is sheathed on this axle, and this dynamical element has a rotor that can rotate relative to this axle; And a deceleration device, be placed in this accommodation space and be sheathed on this axle, this deceleration device has an input and an output, and this input combines with the rotor of this dynamical element, and this output combines with this housing.
Head roll of the present invention, wherein, this housing has an opening, and this head roll is separately provided with a side cover, is incorporated into this opening, is installed with a bearing, wears with for this axle in this side cover.
Head roll of the present invention, wherein, the output of this deceleration device comprises a joint portion, and this joint portion combines with this side cover, this housing arranges at least one fixture in this opening part, and this fixture penetrates this accommodation space by this outside and fixes this side cover and this joint portion respectively.
Head roll of the present invention, wherein, this deceleration device produces a speed discrepancy between this input and this output.
Head roll of the present invention, wherein, this deceleration device is planetary gearsets, be sheathed on this axle periphery pivotly, this input is in conjunction with a central gear, this central gear engages several planetary gear respectively, and this output has an internal spline, and this internal spline is also engaged in this several planetary gear respectively.
Head roll of the present invention, wherein, this dynamical element is outer rotor-type motor, and separately comprise a stator fixed cover and be located at this axle periphery, this rotor is arranged at outside this stator.
Head roll of the present invention, wherein, separately comprises a brake apparatus, be placed in this accommodation space and be sheathed on this axle, this brake apparatus has a brake component, and this brake component can contact and oppress the rotor of this dynamical element, to limit the running of this dynamical element.
Head roll of the present invention, wherein, this brake apparatus separately comprises a flexible member, and this flexible member connects this brake component, makes it contact the rotor of this dynamical element of compressing in order to push against this brake component.
Head roll of the present invention, wherein, this brake apparatus separately comprises a magnetizing coil, in order to produce a magnetic field to attract this brake component to be separated this rotor and this brake component.
Accompanying drawing explanation
Fig. 1 is the existing head roll of one that TaiWan, China announces I272757 Patent Case.
Fig. 2 is the three-dimensional exploded view of head roll preferred embodiment of the present invention.
Fig. 3 is the cutaway view of head roll preferred embodiment of the present invention.
Fig. 4 is the use situation figure of head roll preferred embodiment of the present invention.
(the present invention)
1 container
11 housings
111 opening 111a fixtures
112 opening 112a fixtures
12 axles
13 dynamical elements
131 stator 132 rotors
14 deceleration devices
141 inputs
142 outputs
142a internal spline 142b joint portion
143 central gear 144 planetary gears
15 brake apparatus
151 flexible member 152 brake components
153 magnetizing coils
16 side cover 161 bearings
17 side cover 171 bearings
R accommodation space
(existing)
9 existing head rolls
91 motor 911 rotation axiss
912 bearing 913 bearings
92 reductor 921 power shafts
922 bearing 923 output shafts
93 rotation seats
94 drum housings
95 side cover 951 bearings
952 skeleton frame 953 fixed axis
96 side cover 961 bearings
962 skeleton frame 963 fixed axis.
Embodiment
For above-mentioned and other object, feature and advantage of the present invention can be become apparent, preferred embodiment of the present invention cited below particularly, and coordinate accompanying drawing, be described in detail below:
" dynamical element " of the present invention can be motor, design via sense switch, time switch or various formula, this dynamical element can being rotated or stop, or form the rotation in friction speed, direction, is have the knack of this technical field personage to it is expected to and understanding.
Please refer to shown in Fig. 2, is the head roll 1 of present pre-ferred embodiments, comprises a housing 11, and this housing 11 can be tubular, and better formation is cylindric.Two ends of this housing 11 form two openings 111,112 respectively, and this housing 11 inside forms an accommodation space R, and this two opening 111,112 is communicated with this accommodation space R respectively.This head roll 1 separately comprises an axle 12, and this axle 12 runs through this accommodation space R, and is provided with dynamical element 13 and the deceleration device 14 being sheathed on this axle 12 respectively in the middle of this accommodation space R.Wherein, this deceleration device 14 connects this dynamical element 13 and this housing 11 respectively.
Shown in Fig. 3, it is the cutaway view of present pre-ferred embodiments head roll 1.This dynamical element 13 can be the existing torque output devices such as motor, and be preferably outer rotor-type motor (externalrotormotor), comprise a stator 131, this stator 131 fixed cover is located at this axle 12 periphery, and the outside of this stator 131 separately arranges a rotor 132.Wherein, when this dynamical element 13 receives power supply and starts, this rotor 132 of driving rotates relative to this axle 12 by this stator 131.Outer rotor-type motor is enforcement that persond having ordinary knowledge in the technical field of the present invention can understand easily, does not repeat separately for this reason about its operation principles.
This deceleration device 14 can be the existing reducing gears such as train of reduction gears (gearreducer), planetary gearsets (planetarygears), worm speed reducer (wormwheelreducer), cycloid speed reducer (cycloidreducer) or harmonic speed reducer (harmonicdrive), and the present invention is not as limit.This deceleration device 14 has input 141 and an output 142, and this deceleration device 14 makes to produce a speed discrepancy between this input 141 and this output 142.In detail, in the middle of the present embodiment, planetary gearsets selected by this deceleration device 14, and be sheathed on this axle 12 periphery pivotly, this input 141 is in conjunction with a central gear 143, the gear teeth of this central gear 143 engage several planetary gear 144 respectively, and this output 142 has an internal spline 142a, and this internal spline 142a is also engaged in this several planetary gear 144 respectively.Whereby, generation via the transmission of this central gear 143 and this several planetary gear 144, to drive this output 142 to rotate, and can be had a speed discrepancy between this input 141 and this output 142 by this input 141.
Wherein, this input 141 combines with the rotor 132 of this dynamical element 13, and this output 142 combines with the internal perisporium of this housing 11.Accordingly, this rotor 132 can synchronously drive this input 141 to rotate, this output 142 can synchronously drive this housing 11 to rotate, and makes this rotor 132 can indirectly drive this housing 11 to rotate relative to this axle 12, and by this speed discrepancy of generation between this rotor 132 and this housing 11.Through suitably configuring the gear ratio of this central gear 143 with this planetary gear 144, the rotating speed of this rotor 132 can be allowed to be greater than the rotating speed of this housing 11, and the moment of torsion produced when making this housing 11 rotate is greater than the moment of torsion that this rotor 132 exports, to enable the conveying device of this head roll 1 of installing transport the materials and parts of heavier-weight.Only, planetary gearsets and other existing reducing gear all belong to known techniques, therefore deceleration device of the present invention 14 is not as limit.
This head roll 1 is better separately comprises a brake apparatus 15, in order to limit the running of this dynamical element 13, this brake apparatus 15 can be disposed adjacent with this dynamical element 13, and comprises flexible member 151 and a brake component 152, this flexible member 151 can be spring, connects this brake component 152.Whereby, please refer to shown in Fig. 4, this flexible member 151 can push against this brake component 152, this brake component 152 is contacted and oppresses the rotor 132 of this dynamical element 13, and then prevents it from rotating when this rotor 132 is static; Or when this rotor 132 rotates, provide braking force.This brake apparatus 15 separately comprises a magnetizing coil 153, shown in Fig. 3, when this magnetizing coil 153 is energized by generation one magnetic field to attract this brake component 152, indirectly this flexible member 151 of compression, this brake component 152 is separated with this rotor 132, and this rotor 132 can rotate freely then.But, if braking force needn't be applied through the running limiting this dynamical element 13 to this housing 11 during this head roll 1 practical application, this brake apparatus 15 can be omitted.
It should be noted that, this dynamical element 13, this deceleration device 14 and this brake apparatus 15 are sheathed on this axle 12 respectively, in order to avoid this axle 12 be subject to above-mentioned component start impact and produce rock, this head roll 1 is better is separately provided with a side cover 16, be incorporated into a wherein opening 111 of this housing 11, be installed with a bearing 161 in this side cover 16, worn with for this axle 12, made this axle 12 more firm to provide support power.In the middle of the present embodiment, this head roll 1 is equipped with this side cover 16,17 in two ends, this two side cover 16,17 is incorporated into two openings 111,112 of this housing 11 respectively, and this two side cover 16,17 is installed with a bearing 161,171 separately, makes it more firm in order to support this axle 12.
This two side cover 16,17 and this two opening 111,112 can through locking, tight fit, screw togather, the various known combination such as riveted, joggle or bonding be combined with each other, only, in the present embodiment, this housing 11 arranges at least one fixture 111a in this opening 111 place, this fixture 111a can be the known fixed structure such as screw or rivet, can this accommodation space R be penetrated by this housing 11 outside and lock in this side cover 16, so that this side cover 16 is fixed on this opening 111; In like manner, this housing 11 arranges at least one fixture 112a in this opening 112 place, and this fixture 112a can penetrate this accommodation space R by this housing 11 outside and lock in this side cover 17, so that this side cover 17 is fixed on this opening 112.
In addition, the deceleration device 14 of present pre-ferred embodiments head roll 1, its output 142 more comprises a joint portion 142b, and 142b this opening 111 contiguous in this joint portion is arranged, and this joint portion 142b combines with this side cover 16.In more detail, this joint portion 142b can be a protuberance, be arranged in the middle of this side cover 16, whereby, after this fixture 111a penetrates this housing 11, be to fix this side cover 16 and this joint portion 142b respectively, so that this side cover 16 is fixed on this opening 111, this output 142 be fixed on the internal perisporium of this housing 11 simultaneously; Or this joint portion 142b can be a recess, wears with for this side cover 16, whereby, after this fixture 111a penetrates this housing 11, this side cover 16 and this joint portion 142b can be fixed equally respectively, this side cover 16 and this output 142 are fixed on this housing 11 simultaneously.
By above-mentioned structure, the head roll 1 of present pre-ferred embodiments can rotate by driving this rotor 132 of this dynamical element 13, rotates synchronously to drive the input 141 combined with this rotor 132.This input 141 can drive this output 142 to rotate, and this output 142 is incorporated into this housing 11 again, makes this rotor 132 can indirectly drive this housing 11 to rotate.And owing to generation being had a speed discrepancy between this input 141 and this output 142, therefore by this deceleration device 14 can effectively to make this housing 11 rotate time the moment of torsion that produces be greater than the moment of torsion that this rotor 132 exports.Wherein, this brake apparatus 15 can provide braking force when this rotor 132 rotates, can be used for controlling velocity of rotation and the rotational travel of this housing 11.
In sum, the head roll 1 of present pre-ferred embodiments is sheathed in same axle 12 respectively through by a dynamical element 13 and a deceleration device 14.Compare existing head roll 9 and motor 91 is incorporated into different axis bodies respectively from reductor 92, head roll 1 each part in time manufacturing assembling of present pre-ferred embodiments easily forms exactitude position, really has the effect promoting this head roll 1 run stability.
Moreover, the deceleration device 14 of present pre-ferred embodiments head roll 1 has an output 142, this output 142 comprises a joint portion 142b and can combine with a side cover 16, at least one fixture 111a is utilized to penetrate a housing 11 whereby, can can fix this side cover 16 and this joint portion 142b respectively, this side cover 16 and this output 142 are fixed on this housing 11 simultaneously.Compare existing head roll 9 must respectively a rotation seat 93 be combined with a drum housing 94, again two side covers 95,96 are incorporated into respectively the two ends of this drum housing 94, present pre-ferred embodiments head roll 1 can simplify assembly program, and then number of parts needed for reducing and built-up time, really have and reduce effect of production cost.
Claims (9)
1. a head roll, is characterized in that, comprises:
A housing, an inner formation accommodation space;
An axle, runs through this accommodation space;
A dynamical element, is placed in this accommodation space and is sheathed on this axle, and this dynamical element has and can rotate a rotor relative to this axle; And
A deceleration device, is placed in this accommodation space and is sheathed on this axle, and this deceleration device has an input and an output, and this input combines with this dynamical element rotor, and this output combines with this housing.
2. head roll according to claim 1, is characterized in that, this housing has an opening, and this head roll is separately provided with a side cover, is incorporated into this opening, is installed with a bearing, wears with for this axle in this side cover.
3. head roll according to claim 2, it is characterized in that, this deceleration device output comprises a joint portion, this joint portion combines with this side cover, this housing arranges at least one fixture in this opening part, and this fixture penetrates this accommodation space by this outside and fixes this side cover and this joint portion respectively.
4. head roll according to claim 1, is characterized in that, this deceleration device produces a speed discrepancy between this input and this output.
5. head roll according to claim 4, it is characterized in that, this deceleration device is planetary gearsets, be sheathed on this axle periphery pivotly, this input is in conjunction with a central gear, this central gear engages several planetary gear respectively, and this output has an internal spline, and this internal spline is also engaged in this several planetary gear respectively.
6. the head roll according to claim 1,2,3,4 or 5, is characterized in that, this dynamical element is outer rotor-type motor, and separately comprise a stator fixed cover and be located at this axle periphery, this rotor is arranged at outside this stator.
7. the head roll according to claim 1,2,3,4 or 5, it is characterized in that, separately comprise a brake apparatus, be placed in this accommodation space and be sheathed on this axle, this brake apparatus has a brake component, this brake component can contact and oppress the rotor of this dynamical element, to limit the running of this dynamical element.
8. head roll according to claim 7, is characterized in that, this brake apparatus separately comprises a flexible member, and this flexible member connects this brake component, makes it contact the rotor of this dynamical element of compressing in order to push against this brake component.
9. head roll according to claim 8, is characterized in that, this brake apparatus separately comprises a magnetizing coil, in order to produce a magnetic field to attract this brake component to be separated this rotor and this brake component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410514345.9A CN105529867A (en) | 2014-09-29 | 2014-09-29 | Driving roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410514345.9A CN105529867A (en) | 2014-09-29 | 2014-09-29 | Driving roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105529867A true CN105529867A (en) | 2016-04-27 |
Family
ID=55771919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410514345.9A Pending CN105529867A (en) | 2014-09-29 | 2014-09-29 | Driving roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105529867A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5237586Y2 (en) * | 1974-05-24 | 1977-08-26 | ||
| JPH10304618A (en) * | 1997-04-22 | 1998-11-13 | Kyowa Seisakusho:Kk | Motor roller |
| WO1999000317A1 (en) * | 1997-06-19 | 1999-01-07 | Bryant Products, Inc. | Infinitely variable speed motorized conveyor pulley using a brushless dc motor |
| CN2881204Y (en) * | 2005-12-29 | 2007-03-21 | 常州金岛机电有限公司 | Hub electric machine brake device |
| CN103875165A (en) * | 2011-08-11 | 2014-06-18 | 摩尔转动带***有限公司 | Motorized drum shell arrangement |
| CN104037979A (en) * | 2014-06-19 | 2014-09-10 | 浙江西传电气科技有限公司 | Ground driving motor of teetch-difference deceleration screw pump |
-
2014
- 2014-09-29 CN CN201410514345.9A patent/CN105529867A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5237586Y2 (en) * | 1974-05-24 | 1977-08-26 | ||
| JPH10304618A (en) * | 1997-04-22 | 1998-11-13 | Kyowa Seisakusho:Kk | Motor roller |
| WO1999000317A1 (en) * | 1997-06-19 | 1999-01-07 | Bryant Products, Inc. | Infinitely variable speed motorized conveyor pulley using a brushless dc motor |
| CN2881204Y (en) * | 2005-12-29 | 2007-03-21 | 常州金岛机电有限公司 | Hub electric machine brake device |
| CN103875165A (en) * | 2011-08-11 | 2014-06-18 | 摩尔转动带***有限公司 | Motorized drum shell arrangement |
| CN104037979A (en) * | 2014-06-19 | 2014-09-10 | 浙江西传电气科技有限公司 | Ground driving motor of teetch-difference deceleration screw pump |
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| PB01 | Publication | ||
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Application publication date: 20160427 |