CN104279281B - Mini-tiller tension pulley mechanism - Google Patents
Mini-tiller tension pulley mechanism Download PDFInfo
- Publication number
- CN104279281B CN104279281B CN201410354182.2A CN201410354182A CN104279281B CN 104279281 B CN104279281 B CN 104279281B CN 201410354182 A CN201410354182 A CN 201410354182A CN 104279281 B CN104279281 B CN 104279281B
- Authority
- CN
- China
- Prior art keywords
- tensioning wheel
- tiller
- mini
- deceleration axis
- tension pulley
- 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.)
- Expired - Fee Related
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H2007/0842—Mounting or support of tensioner
Abstract
The invention discloses a kind of mini-tiller tension pulley mechanism, including bearing support and the tensioning wheel for being connected to transmission belt, also include deceleration axis, the deceleration axis are connected on bearing support, the tensioning wheel is mounted in one end of deceleration axis by bearing holder (housing, cover), the other end of the deceleration axis extends in gearbox and is connected with frictional disk, the frictional disk is used for reduction of speed close to power transmission shaft, mini-tiller tension pulley mechanism of the present invention by tensioning wheel and frictional disk by being arranged on deceleration axis, tensioning wheel can be made to be tensioned belt by the movement of deceleration axis up and down or left and right, the rotating speed of output shaft can be reduced by frictional disk simultaneously, reach the purpose of reduction of speed, enable tensioning wheel with belt or chain operation tense-lax can carry out self-control, ensure appropriate damping, reduce vibration, ensure the steady of equipment operation.
Description
Technical field
The invention belongs to the technical field of the device of the tension force for changing belt, rope or chain, is specifically related to a kind of micro-
The machine of ploughing tension pulley mechanism.
Background technology
With the development of China's agricultural modernization, mini-tiller has entered into many peasant families, and mini-tiller can mitigate peasant
Labor intensity, raise labour productivity, power transmission have a variety of structures.Belt transmission is a kind of conventional knot of mini-tiller
Structure, it is that driving belt is set between driving pulley, driven pulley, and driving pulley drives driven belt rotation by driving belt
It is dynamic, so as to impart power to driven pulley.Need to set tensioning wheel between driving pulley, driven pulley, rotated in tensioning
Belt is promoted to prevent its skidding, and loss of the moment of torsion in belt transport process can be reduced with tightening belt (tightening belt) when dynamic.
The tensioning wheel of prior art, its existing main deficiency are as follows：When operator's rotational handle is to rotate tensioning wheel, it is impossible to opening
The position of bearing up pulley is accurately controlled, and tensioning wheel is difficult to accurately control to the pushed amount of belt, the position for causing tensioning wheel to rotate
Shifting amount is excessive, belt is formed overload, larger abrasion is caused to belt；Or the displacement that tensioning wheel rotates is too small, belt
Rate of tension do not reach preferable states, moment of torsion is lost larger during belt transport.
The content of the invention
In view of this, it is an object of the invention to provide a kind of mini-tiller tension pulley mechanism, the mini-tiller tension pulley mechanism
Power is consolidated, balanced, being not easy to alter partially when in use, and whether level road or convex road use are equally convenient, and tensioning dynamics is high, laborsaving,
Improve the combination property of cultivator.
In order to achieve the above object, a kind of mini-tiller tension pulley mechanism of the present invention, including bearing support and it is connected to transmission belt
Tensioning wheel, in addition to deceleration axis, the deceleration axis are connected on bearing support, and the tensioning wheel is mounted in deceleration axis by bearing holder (housing, cover)
One end, the other ends of the deceleration axis extended in gearbox and is connected with frictional disk, and the frictional disk is used close to power transmission shaft
In reduction of speed.
Further, the bearing support is connected with elastic component, and the elastic component other end is connected with loop bar, the loop bar connection
There is drag-line.
Further, the elastic component is arranged to spring or disc spring.
Further, the bearing is arranged to a pair and is arranged symmetrically in the left side and right side of tensioning wheel.
Further, the deceleration axis, which are located at the bearing of left side, is provided with neck I, and the neck I, which is used for installation, prevents left side
The ring washer or fixture block that bearing and tensioning wheel come off.
Further, the bearing support, which is arranged at the bearing of right side, is used to prevent right side bearing and tensioning wheel from coming off.
Further, the frictional disk is connected on deceleration axis by keyway, and the deceleration axis are located at grinding disk and are provided with card
Groove II, the neck II are used for the back-up ring or fixture block that installation prevents frictional disk from coming off.
The beneficial effects of the present invention are：
1st, power is consolidated, balanced, being not easy to alter partially mini-tiller tension pulley mechanism of the present invention when in use, whether level road or mountain
Road use is equally convenient, and tensioning dynamics is high, laborsaving, improves the combination property of cultivator.
2nd, mini-tiller tension pulley mechanism of the present invention passes through reduction of speed by being arranged on by tensioning wheel and grinding disk on deceleration axis
The movement of axle up and down or left and right can make tensioning wheel be tensioned belt, while turning for power transmission shaft can be reduced by grinding disk
Speed, reach the purpose of reduction of speed, enable tensioning wheel with belt or chain operation tense-lax can carry out self-control, ensure
Appropriate damping, reduce vibration, ensure the steady of equipment operation.
Brief description of the drawings
In order that the purpose of the present invention, technical scheme and beneficial effect are clearer, the present invention provides drawings described below and carried out
Explanation：
Fig. 1 is the structural representation of mini-tiller tension pulley mechanism of the present invention；
Fig. 2 is the structural representation of the supporting man of mini-tiller tension pulley mechanism of the present invention.
Reference：1- deceleration axis；2- tensioning wheels；3- frictional disks；4- bearings；5- necks I；6- air cavitys；7- keyways；8- cards
Groove II；9- bearing supports；10- springs；11- loop bars；12- drag-lines.
Embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described in detail.
It is the structural representation of mini-tiller tension pulley mechanism of the present invention as shown in Figure 1；It is illustrated in figure 2 mini-tiller of the present invention
The structural representation of the supporting man of tension pulley mechanism；A kind of mini-tiller tension pulley mechanism of the present invention includes bearing support 9 and is connected to
The tensioning wheel 2 of transmission belt, in addition to deceleration axis 1, the deceleration axis, are connected on bearing support 9, and the tensioning wheel 2 passes through bearing 4
One end of deceleration axis 1 is sleeved on, the other end of the deceleration axis 1 extends in gearbox and is connected with frictional disk 3, the friction
Disk 3 is used for reduction of speed close to power transmission shaft.
The present embodiment mini-tiller tension pulley mechanism is passed through by being arranged on by tensioning wheel 2 and frictional disk 3 on deceleration axis 1
The up and down or left and right movement of deceleration axis 1 can make tensioning wheel 2 select belt row tensioning, while can be reduced and passed by frictional disk 3
The rotating speed of moving axis, reach the purpose of reduction of speed, enable tensioning wheel 2 with belt or chain operation tense-lax can carry out self
Regulation, ensure appropriate damping, reduce vibration, ensure the steady of equipment operation.
Further, the bearing support 9 is connected with elastic component, and the elastic component other end is connected with loop bar II, the loop bar
Drag-line 12 is connected with, the preferable elastic component is arranged to spring 10 or disc spring, and the present embodiment is being driven using the tensioning wheel 2
When being worked in device, tensioning wheel 2 can be connected on driving belt or chain, when belt or chain work, the belt of motion or
Chain may evoke vibration under tensioning wheel acts on, and bearing support 9 can be passed through by tensioning wheel 2 by vibrating generation seismic wave, conduction
To spring 10 or disc spring, spring 10 or disc spring is produced deformation, so as to play a part of buffering to vibration, reduce and shake
Adverse effect caused by dynamic, further, since bearing support 9 is socketed on tensioning wheel 2, define bearing support 9 in bearing support 9 axially
Motion so that vibration produce seismic wave can by tensioning wheel 2 by support bar tensioning wheel 2 can accurately forward direction pass to spring 10
Or in disc spring, and when spring 10 or disc spring generation deformation, define walking for bearing support 9, ensure that tensioning wheel 2 all the time
It is close to driving belt or chain, has ensured the stability of transmission device operating.
Further, the preferable bearing 4 is arranged to a pair and is arranged symmetrically in the left side and right side of tensioning wheel 2, preferably
The deceleration axis 1 be located at left side bearing 4 and be provided with neck 15, the neckPrevent left side bearing 4 for installing and open
The back-up ring or fixture block that bearing up pulley 2 comes off, the preferable bearing support 9, which is arranged at the bearing 4 of right side, to be used to prevent the right side He of bearing 4
Tensioning wheel 2 comes off.
Further, the preferable frictional disk 3 is connected on deceleration axis 1 by keyway 7, and the deceleration axis 1 are positioned at friction
Disk 3 is provided with neck II8, the neck II8 and is used for the back-up ring or fixture block that installation prevents that frictional disk 3 from coming off.
Finally illustrate, preferred embodiment above is merely illustrative of the technical solution of the present invention and unrestricted, although logical
Cross above preferred embodiment the present invention is described in detail, it is to be understood by those skilled in the art that can be
Various changes are made to it in form and in details, without departing from claims of the present invention limited range.
Claims (6)
1. a kind of mini-tiller tension pulley mechanism, including bearing support and the tensioning wheel for being connected to transmission belt, it is characterised in that：Also include
Deceleration axis, the deceleration axis are connected on bearing support, and the tensioning wheel is mounted in one end of deceleration axis, the reduction of speed by bearing holder (housing, cover)
The other end of axle extends in gearbox and is connected with frictional disk, and the frictional disk drops close to power transmission shaft and for the power transmission shaft
Speed, the bearing support are connected with elastic component, and the elastic component other end is connected with loop bar, and the loop bar is connected with drag-line.
2. mini-tiller tension pulley mechanism according to claim 1, it is characterised in that：The elastic component be arranged to spring or
Disc spring.
3. mini-tiller tension pulley mechanism according to claim 1, it is characterised in that：The bearing is arranged to a pair and symmetrical
It is arranged in the left side and right side of tensioning wheel.
4. mini-tiller tension pulley mechanism according to claim 1, it is characterised in that：The deceleration axis are located at the bearing of left side
It is provided with neck I, the neck I and is used for the back-up ring or fixture block that installation prevents left side bearing and tensioning wheel from coming off.
5. mini-tiller tension pulley mechanism according to claim 1, it is characterised in that：The bearing support is arranged on right side bearing
Locate to be used to prevent right side bearing and tensioning wheel from coming off.
6. mini-tiller tension pulley mechanism according to claim 1, it is characterised in that：The frictional disk is connected to by keyway
On deceleration axis, the deceleration axis are located at frictional disk and are provided with neck II, and the neck II, which is used to install, prevents what frictional disk from coming off
Back-up ring or fixture block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410354182.2A CN104279281B (en) | 2014-07-23 | 2014-07-23 | Mini-tiller tension pulley mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410354182.2A CN104279281B (en) | 2014-07-23 | 2014-07-23 | Mini-tiller tension pulley mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104279281A CN104279281A (en) | 2015-01-14 |
| CN104279281B true CN104279281B (en) | 2017-12-12 |
Family
ID=52254478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410354182.2A Expired - Fee Related CN104279281B (en) | 2014-07-23 | 2014-07-23 | Mini-tiller tension pulley mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104279281B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1517792A (en) * | 1976-03-31 | 1978-07-12 | Scragg & Sons | Timing belts drive transmission |
| EP0838607A1 (en) * | 1996-08-03 | 1998-04-29 | Bayerische Motoren Werke Aktiengesellschaft, Patentabteilung AJ-3 | Belt drive tensioner |
| CN2725631Y (en) * | 2004-08-20 | 2005-09-14 | 铁鎯电动工具有限公司 | Chainsaw chain tensioning device |
| CN1959150A (en) * | 2006-06-27 | 2007-05-09 | 上海振华轴承总厂 | Automatic belt tightener with changeable rigidity |
| CN202690918U (en) * | 2012-07-17 | 2013-01-23 | 长沙恒牛农业科技有限公司 | Tensioning mechanism |
| CN103363045A (en) * | 2013-07-25 | 2013-10-23 | 上海长园电子材料有限公司 | Tensioning wheel and transmission |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201992012U (en) * | 2011-01-24 | 2011-09-28 | 北京新典恒益科技有限公司 | Chain tensioning device |
| JP2012172808A (en) * | 2011-02-23 | 2012-09-10 | Ntn Corp | Chain guide and chain tensioner device |
| CN203363026U (en) * | 2013-06-21 | 2013-12-25 | 黄山起之龙机械制造有限公司 | Belt tensioning gear |
-
2014
- 2014-07-23 CN CN201410354182.2A patent/CN104279281B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1517792A (en) * | 1976-03-31 | 1978-07-12 | Scragg & Sons | Timing belts drive transmission |
| EP0838607A1 (en) * | 1996-08-03 | 1998-04-29 | Bayerische Motoren Werke Aktiengesellschaft, Patentabteilung AJ-3 | Belt drive tensioner |
| CN2725631Y (en) * | 2004-08-20 | 2005-09-14 | 铁鎯电动工具有限公司 | Chainsaw chain tensioning device |
| CN1959150A (en) * | 2006-06-27 | 2007-05-09 | 上海振华轴承总厂 | Automatic belt tightener with changeable rigidity |
| CN202690918U (en) * | 2012-07-17 | 2013-01-23 | 长沙恒牛农业科技有限公司 | Tensioning mechanism |
| CN103363045A (en) * | 2013-07-25 | 2013-10-23 | 上海长园电子材料有限公司 | Tensioning wheel and transmission |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104279281A (en) | 2015-01-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170816 Address after: The town of Jiulongpo District Baishiyi Golden Bridge 400000 Chongqing City No. five Applicant after: Chongqing trillion square industry and Trade Co., Ltd. Address before: 401329 the Jiulongpo District of Chongqing Municipality Gu Zhen Jian Village Applicant before: JIULONGPO DISTRICT DONGJIE MACHINERY FACTORY |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171212 Termination date: 20180723 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |