CN103267097A - Novel tensioner - Google Patents
Novel tensioner Download PDFInfo
- Publication number
- CN103267097A CN103267097A CN2013102386581A CN201310238658A CN103267097A CN 103267097 A CN103267097 A CN 103267097A CN 2013102386581 A CN2013102386581 A CN 2013102386581A CN 201310238658 A CN201310238658 A CN 201310238658A CN 103267097 A CN103267097 A CN 103267097A
- Authority
- CN
- China
- Prior art keywords
- spring
- tension arms
- self
- bearing
- novel tensioning
- 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.)
- Granted
Links
Images
Landscapes
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The invention relates to a novel tensioner. The novel tensioner is characterized by comprising a bottom casing and a spring arranged in the casing; a locking ring matched with the rotation of the spring is arranged outside the spring; the tensioner also comprises a tensioning arm and a connecting shaft core; a center hole is formed in the center of the tensioning arm; a self-lubricating bearing is installed in the center hole; the self-lubricating bearing is matched with the connecting shaft core, so as to ensure that the tensioning arm can rotate around the connecting shaft core; one end of the spring is connected with the bottom casing, and the other end of the spring is connected with the tensioning arm; the tensioning arm and the casing generate rotating force through the spring; the tensioner also comprises a pulley casing, a bearing and a bolt; and a dust cap and the bearing are tightened on the tensioning arm through the bolt. Compared with the prior art, the novel tensioner has the advantages that firstly, the overall structure is simple, the operation is convenient, and the cost is low; and secondly, the production and machining processes are simple, the quality is reliable, and the service life is greatly prolonged.
Description
Technical field
The present invention relates to a kind of stretcher, is the stretcher that belt transmits on the motor specifically, belongs to the drive technology field.
Background technique
Stretcher is holding device commonly used on belt, the chain transmission system, be characterized in keeping belt, chain in transmission process, can have suitable tightening belt tension force, thereby avoid belt slippage, or avoid band generation synchronously to jump tooth, take off the tooth phenomenon, or prevent that belt from becoming flexible, coming off, alleviate belt wheel, belt wearing and tearing.The structure of stretcher is varied, it roughly comprises stationary structure and elasticity self-regulation structure, wherein stationary structure adopts stationary adjustable formula belt wheel to regulate the tensioning of belt more, and the elasticity self-regulation structure adopts the elastic member tensioning of resilience control belt, chain automatically more.Mostly there is following problem in stretcher in the market, complex structure, and its manufacturing cost is higher; The price that has is relatively cheap, but it is second-rate, and working life is shorter.Therefore, exigence is a kind of is the guaranteed novel tensioning device of low price and quality.
Summary of the invention
The present invention provides a kind of novel tensioning device simple in structure, easy to operate, lower-cost just at the technical problem that exists in the prior art, and this stretcher is simple in structure, stable performance, firm, and production and processing is simple, easy to operate.
To achieve these goals, technological scheme of the present invention is as follows, a kind of novel tensioning device, it is characterized in that, described stretcher comprises bottom shell, be arranged on the spring in the housing, the outer installment of described spring has the collar that cooperates the spring rotation, described stretcher also comprises tension arms, coupling spindle core, described tension arms center is provided with center hole, and self-lubricating bearing is housed in the center hole, and self-lubricating bearing cooperates with coupling spindle core, making tension arms center on coupling spindle core can rotate, described spring one end connects bottom shell, and the other end connects tension arms, makes tension arms and housing produce rotating force by spring, described stretcher also comprises the belt pulley shell, bearing, bolt, described bolt is tightened in dust cover and bearing on the tension arms.
As a kind of improvement of the present invention, described stretcher also comprises nylon spacer and riveted joint sheet, and described nylon spacer and riveted joint sheet are arranged between tension arms and the shell.
As a kind of improvement of the present invention, be provided with centre bearing in the described bottom shell, described centre bearing is cast in the bottom shell with the form of mold insert, makes both firm combining, and becomes as a whole.
As a kind of improvement of the present invention, the bottom of described bottom shell is provided with first screw face and first vertical plane, described first vertical plane is arranged on the top of first screw face, described first screw face and first vertical plane and spring cooperating make vertical being placed in the bottom shell of spring.
As a kind of improvement of the present invention, described collar comprises bracing ring and the nylon lining that is used with the support circle.
As a kind of improvement of the present invention, described bracing ring is provided with groove, and the centre of described nylon lining is provided with boss, and described boss sticks in the groove, makes bracing ring and nylon lining be connected to an integral body.
As a kind of improvement of the present invention, described tension arms bottom is provided with second screw face and second vertical plane, and described second screw face and second vertical plane and spring cooperating make spring vertically place.
As a kind of improvement of the present invention, the bottom of described tension arms is provided with groove, and the bottom of described nylon lining is provided with boss, and described boss sticks in the groove of tension arms, makes nylon lining and tension arms be connected to an integral body.
As a kind of improvement of the present invention, described stretcher comprises two self-lubricating bearings, and described self-lubricating bearing compresses the two ends of tension arms center hole respectively, and the commentaries on classics of described center is taken out with two self-lubricating bearings and is slidingly connected.
With respect to prior art, advantage of the present invention is as follows, and 1) this overall structure is simple, easy to operate, cost is lower; 2) this stretcher is produced, processing technology is simple, and reliable in quality, has prolonged the working life of stretcher greatly, has promoted the popularization greatly that domestic stretcher is produced.
Description of drawings
Fig. 1 is overall structure schematic representation of the present invention;
Fig. 2 is bracing ring structural representation of the present invention;
Fig. 3 is nylon lining structural representation of the present invention;
Fig. 4 is bottom shell structural representation of the present invention;
Fig. 5 is bottom shell structural representation of the present invention;
Fig. 6 is spring structure schematic representation of the present invention;
Fig. 7 is tension arms structural representation of the present invention;
Fig. 8 is tension arms structural representation of the present invention;
Among the figure: 1 housing, 2 central rotating shafts, 3 springs, 4 bracing rings, 5 nylon linings, 6 self-lubricating bearings, 7 tension armss, 8 nylon spacers, 9 riveted joint sheets, 10 belt pulley shells, 11 bearings, 12 dust covers, 13 bolts, 14 first screw faces, 15 first vertical planes, 16 spring end faces, 17 second screw faces, 18 second vertical planes, 19 spring end faces, 20 grooves, 21 boss, 22 boss, 23 grooves, 24 planes, 25 planes, 26 planes, 27 planes, 28 planes.
Embodiment
In order to deepen the understanding of the present invention and understanding, below in conjunction with the drawings and specific embodiments the present invention is made further instructions and introduces.
Embodiment 1:
Referring to Fig. 1, a kind of novel tensioning device, described stretcher comprises bottom shell 1, be arranged on the spring 3 in the housing, the outer installment of described spring has the collar that cooperates the spring rotation, described stretcher also comprises tension arms 7, coupling spindle core, described tension arms center is provided with center hole, and self-lubricating bearing 6 is housed in the center hole, and self-lubricating bearing 6 cooperates with coupling spindle core, making tension arms center on coupling spindle core can rotate, described spring one end connects bottom shell, and the other end connects tension arms, makes tension arms and housing produce rotating force by spring, described stretcher also comprises the belt pulley shell, bearing 11, bolt 13, described bolt is tightened in dust cover 12 and bearing on the tension arms 7.Its middle shell 1 is aluminum alloy die casting, and is simple by this technological scheme overall structure of mould one-step die casting, reliable in quality, and production and processing technology is simple, and cost is lower, and working life is longer.
Embodiment 2:
Referring to Fig. 1, as a kind of improvement of the present invention, described stretcher also comprises nylon spacer 8 and riveted joint sheet 9, and described nylon spacer 8 and riveted joint sheet 9 are arranged between tension arms 7 and the belt pulley shell 10.Nylon spacer 8 works to support and reduce planar friction between part tension arms 7 and riveted joint sheet 9; Riveted joint sheet 9 is connected into an integral body with central rotating shaft 2 usefulness riveted way.All the other advantages and embodiment 1 are identical.
Embodiment 3:Referring to Fig. 1, as a kind of improvement of the present invention, be provided with central rotating shaft 2 in the described bottom shell 1, described central rotating shaft 2 is cast in the bottom shell with the form of mold insert, makes both firm combining, and becomes as a whole.All the other advantages and embodiment 1 are identical.
Embodiment 4:Referring to Fig. 4, Fig. 5, as a kind of improvement of the present invention, the bottom of described housing 1 is provided with first screw face 14 and first vertical plane 15, described first vertical plane 15 is arranged on the top of first screw face 14, wherein first screw face 14 is consistent with the helical spring helix angle, guarantee that the spring placement is vertical, described first screw face 14 and first vertical plane 15 and spring 3 cooperatings, make spring 3 vertical being placed in the bottom shell 1, first vertical plane, 15 active forces are in spring end face 16 during work.All the other advantages and embodiment 1 are identical.
Embodiment 5:Referring to Fig. 2, Fig. 3
,As a kind of improvement of the present invention, described collar comprises bracing ring 4 and the nylon lining 5 that is used with the support circle.Bracing ring 4 has inner plane 24, and outerplanar 25, inner plane 24 is fitted with the disc 26 of tension arms 7, and the outerplanar 25 of bracing ring 4 is fitted with the inner plane of nylon lining ring 5 27, the outerplanar 28 of nylon lining ring 5 is fitted with the inner plane of housing 1 29, and this faying surface has relative displacement to produce damping.All the other advantages and embodiment 1 are identical.
Embodiment 6:Referring to Fig. 2, Fig. 3, as a kind of improvement of the present invention, described bracing ring 4 is provided with groove 20, and described groove 20 is set to two, also can be three or more, the centre of described nylon lining 5 is provided with boss 21, the quantity of described boss is set to two, also can be three or more, and described boss 21 sticks in the groove 20, make bracing ring 4 and nylon lining 5 be connected to an integral body, more firm.All the other advantages and embodiment 1 are identical.
Embodiment 7:Referring to Fig. 7, as a kind of improvement of the present invention, described tension arms 7 bottoms are provided with second screw face 17 and second vertical plane 18, described second screw face is consistent with the helical spring helix angle, guarantee that the spring placement is vertical, described second screw face 17 and second vertical plane 18 and spring cooperating, second vertical plane, 18 active forces make spring vertically place in spring end face 19 during work.All the other advantages and embodiment 1 are identical.
Embodiment 8:Referring to Fig. 3, Fig. 8, as a kind of improvement of the present invention, the bottom of described tension arms 7 is provided with groove 23, and the bottom of described nylon complete 5 is provided with boss 22, described boss 22 sticks in the groove 23 of tension arms, makes nylon lining 5 and tension arms 7 be connected to an integral body.All the other advantages and embodiment 1 are identical.
Embodiment 9:Referring to Fig. 1, as a kind of improvement of the present invention, described stretcher comprises two self-lubricating bearings 6, and described self-lubricating bearing 6 compresses the two ends of tension arms 7 center holes respectively, and the commentaries on classics of described center is taken out 2 and two self-lubricating bearings 6 and is slidingly connected.All the other advantages and embodiment 1 are identical.
Embodiment 10:In addition, bottom shell 1 is provided with mark, and described mark is used for marking the shortest belt, skin band and changes the particular location of belt, easy-to-operat.All the other structures and advantage and embodiment 1 are identical.
The present invention can also form new mode of execution with at least one and embodiment 1 combination in embodiment 2,3,4,5,6,7,8,9, the 10 described technical characteristicss.
Need to prove that above-described embodiment only is preferred embodiment of the present invention; be not used for limiting protection scope of the present invention; being equal to replacement or substituting of having done on the basis of the above all belongs to protection scope of the present invention, and protection scope of the present invention is as the criterion with claims.
Claims (9)
1. novel tensioning device, it is characterized in that, described stretcher comprises bottom shell, be arranged on the spring in the housing, the outer installment of described spring has the collar that cooperates the spring rotation, described stretcher also comprises tension arms, coupling spindle core, described tension arms center is provided with center hole, and self-lubricating bearing is housed in the center hole, and self-lubricating bearing cooperates with coupling spindle core, making tension arms center on coupling spindle core can rotate, described spring one end connects bottom shell, and the other end connects tension arms, makes tension arms and housing produce rotating force by spring, described stretcher also comprises the belt pulley shell, bearing, bolt, described bolt is tightened in dust cover and bearing on the tension arms.
2. novel tensioning device according to claim 1 is characterized in that, described stretcher also comprises nylon spacer and riveted joint sheet, and described nylon spacer and riveted joint sheet are arranged between tension arms and the housing.
3. novel tensioning device according to claim 1 is characterized in that, is provided with central rotating shaft in the described bottom shell, and described central rotating shaft is cast in the bottom shell with the form of mold insert, makes both firm combining, and becomes as a whole.
4. according to claim 1 or 2 or 3 described novel tensioning devices, it is characterized in that, the bottom of described bottom shell is provided with first screw face and first vertical plane, described first vertical plane is arranged on the afterbody of first screw face, first screw face and first vertical plane and spring cooperating make vertical being placed in the bottom shell of spring.
5. novel tensioning device according to claim 1 is characterized in that, described collar comprises bracing ring and the nylon lining that is used with the support circle.
6. novel tensioning device according to claim 5 is characterized in that, described bracing ring is provided with groove, and the centre of described nylon lining is provided with boss, and described boss sticks in the groove, makes bracing ring and nylon lining be connected to an integral body.
7. according to claim 1 or 2 or 3 or 4 described novel tensioning devices, it is characterized in that, described tension arms bottom is provided with second screw face and second vertical plane, and described second screw face and second vertical plane and spring cooperating make spring vertically place.
8. according to claim 5 or 6 described novel tensioning devices, it is characterized in that the bottom of described tension arms is provided with groove, the complete bottom of described nylon is provided with boss, described boss sticks in the groove of tension arms, makes nylon lining and tension arms be connected to an integral body.
9. novel tensioning device according to claim 3 is characterized in that, described stretcher comprises two self-lubricating bearings, and described self-lubricating bearing is compressed into the two ends of tension arms center hole respectively, and the commentaries on classics of described center is taken out with two self-lubricating bearings and is slidingly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310238658.1A CN103267097B (en) | 2013-06-17 | 2013-06-17 | A kind of stretcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310238658.1A CN103267097B (en) | 2013-06-17 | 2013-06-17 | A kind of stretcher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103267097A true CN103267097A (en) | 2013-08-28 |
| CN103267097B CN103267097B (en) | 2016-06-15 |
Family
ID=49010742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310238658.1A Active CN103267097B (en) | 2013-06-17 | 2013-06-17 | A kind of stretcher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103267097B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108412989A (en) * | 2018-04-24 | 2018-08-17 | 联禾厚普（太仓）精密机械有限公司 | A kind of tensioning swing arm |
| CN110329728A (en) * | 2019-07-12 | 2019-10-15 | 安徽省赛威输送设备有限公司 | Conveyer scraper chain is tensioned compensation device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2477443Y (en) * | 2001-05-11 | 2002-02-20 | 无锡市永凯达齿轮制造有限责任公司 | Taper connecting automotive automatic belt tensioner |
| US20060094549A1 (en) * | 2004-11-02 | 2006-05-04 | Tsubakimoto Chain Co. | Hydraulic tensioner |
| WO2008119594A1 (en) * | 2007-03-31 | 2008-10-09 | Schaeffler Kg | Tensioning device of a belt and chain drive |
| CN101421540A (en) * | 2006-03-22 | 2009-04-29 | 利滕斯汽车合伙公司 | Tensioner for flexible drives |
| CN102146991A (en) * | 2010-02-05 | 2011-08-10 | 盖茨优霓塔传动系统(苏州)有限公司 | Tensioner |
| CN202381633U (en) * | 2011-12-29 | 2012-08-15 | 莱顿汽车部件（苏州）有限公司 | Tensioning pulley assembly of engine |
| CN202746515U (en) * | 2012-06-15 | 2013-02-20 | 广州汽车集团乘用车有限公司 | Belt tightener |
| CN203463574U (en) * | 2013-06-17 | 2014-03-05 | 江苏爱尔特实业有限公司 | Novel tensioner |
-
2013
- 2013-06-17 CN CN201310238658.1A patent/CN103267097B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2477443Y (en) * | 2001-05-11 | 2002-02-20 | 无锡市永凯达齿轮制造有限责任公司 | Taper connecting automotive automatic belt tensioner |
| US20060094549A1 (en) * | 2004-11-02 | 2006-05-04 | Tsubakimoto Chain Co. | Hydraulic tensioner |
| CN101421540A (en) * | 2006-03-22 | 2009-04-29 | 利滕斯汽车合伙公司 | Tensioner for flexible drives |
| WO2008119594A1 (en) * | 2007-03-31 | 2008-10-09 | Schaeffler Kg | Tensioning device of a belt and chain drive |
| CN102146991A (en) * | 2010-02-05 | 2011-08-10 | 盖茨优霓塔传动系统(苏州)有限公司 | Tensioner |
| CN202381633U (en) * | 2011-12-29 | 2012-08-15 | 莱顿汽车部件（苏州）有限公司 | Tensioning pulley assembly of engine |
| CN202746515U (en) * | 2012-06-15 | 2013-02-20 | 广州汽车集团乘用车有限公司 | Belt tightener |
| CN203463574U (en) * | 2013-06-17 | 2014-03-05 | 江苏爱尔特实业有限公司 | Novel tensioner |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108412989A (en) * | 2018-04-24 | 2018-08-17 | 联禾厚普（太仓）精密机械有限公司 | A kind of tensioning swing arm |
| CN110329728A (en) * | 2019-07-12 | 2019-10-15 | 安徽省赛威输送设备有限公司 | Conveyer scraper chain is tensioned compensation device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103267097B (en) | 2016-06-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103174807B (en) | Automatic tensioner | |
| CN203463574U (en) | Novel tensioner | |
| CN103267097A (en) | Novel tensioner | |
| CN208571818U (en) | A kind of motor with vibration absorber | |
| CN203413089U (en) | Motorcycle balance shaft buffer gear | |
| CN205898455U (en) | Radial loading assembly of wheel hub bearing testing machine | |
| CN201971517U (en) | Rolling wheel tank lug | |
| CN204122678U (en) | A kind of forging manipulator binding clip revolution buffer unit | |
| CN103464627A (en) | Riveting stamping mechanism for pulley retaining rings | |
| CN208348307U (en) | A kind of butter feeding device for Production of bearing | |
| CN103511550B (en) | Damper for high-speed oilless bearing rotor system | |
| CN207673710U (en) | Deep groove ball bearing | |
| CN203453380U (en) | Silicon oil damper | |
| CN208734835U (en) | A kind of Anti-pressure gear ring | |
| CN203115028U (en) | Automatic tensioning device | |
| CN103573841A (en) | Moment-limiting type steel ball coupling | |
| CN103434353A (en) | Wheel hub shock absorber for engine and engine with same | |
| CN209083904U (en) | A kind of double mass flywheel | |
| CN202228361U (en) | Rolling rotor type compressor | |
| JP2018105313A (en) | Torque fluctuation absorption damper | |
| CN111845913B (en) | Steering gear rotating shaft flexible steering limiting mechanism for engineering machinery | |
| CN104551221B (en) | It is adapted to the transmission device and integrated Rotary bisection saw of integrated Rotary bisection saw blade | |
| CN102828990A (en) | Integrated mechanical seal for pressure-reducing cover and pump shaft of residue slurry pump | |
| CN104074951A (en) | One-way clutch belt pulley | |
| CN109595316B (en) | Telescopic mechanism with accurate positioning function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |