CN102177366A - Clamping device - Google Patents

Clamping device Download PDF

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Publication number
CN102177366A
CN102177366A CN2009801399177A CN200980139917A CN102177366A CN 102177366 A CN102177366 A CN 102177366A CN 2009801399177 A CN2009801399177 A CN 2009801399177A CN 200980139917 A CN200980139917 A CN 200980139917A CN 102177366 A CN102177366 A CN 102177366A
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CN
China
Prior art keywords
tension device
clamping element
aforementioned
carrier
guide rail
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
Application number
CN2009801399177A
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Chinese (zh)
Other versions
CN102177366B (en
Inventor
马赛罗·拉莫斯·法尔考
莱因哈德·科赫
克里斯托弗·克拉维茨
克里斯蒂安·努依丝
于尔根·施托尔茨莱
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fifth Schaeffler Investment Management & CoKg GmbH
Schaeffler Technologies AG and Co KG
Original Assignee
Schaeffler Technologies AG and Co KG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Schaeffler Technologies AG and Co KG filed Critical Schaeffler Technologies AG and Co KG
Publication of CN102177366A publication Critical patent/CN102177366A/en
Application granted granted Critical
Publication of CN102177366B publication Critical patent/CN102177366B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H7/00Gearings for conveying rotary motion by endless flexible members
    • F16H7/08Means for varying tension of belts, ropes, or chains
    • F16H7/0848Means for varying tension of belts, ropes, or chains with means for impeding reverse motion
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H7/00Gearings for conveying rotary motion by endless flexible members
    • F16H7/08Means for varying tension of belts, ropes, or chains
    • F16H2007/0802Actuators for final output members
    • F16H2007/0806Compression coil springs
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H7/00Gearings for conveying rotary motion by endless flexible members
    • F16H7/08Means for varying tension of belts, ropes, or chains
    • F16H7/0848Means for varying tension of belts, ropes, or chains with means for impeding reverse motion
    • F16H2007/0853Ratchets
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H7/00Gearings for conveying rotary motion by endless flexible members
    • F16H7/08Means for varying tension of belts, ropes, or chains
    • F16H2007/0863Finally actuated members, e.g. constructional details thereof
    • F16H2007/0872Sliding members
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H7/00Gearings for conveying rotary motion by endless flexible members
    • F16H7/18Means for guiding or supporting belts, ropes, or chains

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
  • Clamps And Clips (AREA)

Abstract

The invention relates to a clamping device for compensating elongations of a tensioning means, comprising a clamping means, wherein a clamping element is disposed between the clamping means and a support surface (4) at the internal combustion engine, wherein the clamping element forms a design unit together with the clamping means, wherein the clamping element is led along a track (5) of the clamping means and is designed as a clamping piece (6) and wherein the track (5) makes an angle relative to the support surface (4).

Description

Tension device
Technical field
Be used for the tension device that the elongation of chain, cingulum or haulage gear driving component compensates to the haulage gear on the internal-combustion engine particularly-especially, have: Zhi Cheng tensioning mechanism pivotly, especially tensioning rail or the band tension roller tension arms, wherein, between the supporting surface on tensioning mechanism and the internal-combustion engine, be furnished with tension element.
Background technique
The such tension device that has the hydraulic type tension element is a common general knowledge.This tension element is supplied with part with the oil pressure of internal-combustion engine and is linked to each other, thereby applies the piston generation tension force of load with pressure oil.
The defective of such tension element is that this tension element must be connected on the feed member, and suitable pipeline, perforation etc. must be set for this reason.This and spending and cost interrelate.In addition, this hydraulic tensioning element can be supplied with part to the oil pressure of internal-combustion engine and form intervention, and this is undesirable.
In addition, EP-0 409 460 B1 are known a kind of tension element with mechanical type lock pawl.Though this tension element can be realized adjustment, also can not supply with part simultaneously and produce intervention oil pressure, this tension element is designed to member separately, and because also be provided with the buffer cell of hydraulic type, and interrelate with high manufacture cost.
Same also have EP-0 869 298 B1 to be well known that, tension element is configured to mechanical type power screw stretcher.But the manufacture cost of this tension element is higher, and this is because threaded elements also has torsion spring to be integrated in the housing.
The invention task
Task of the present invention is, makes a kind of tension device with low cost that is complementary with function, and this tension device is to the fuel feeding no dependence.Tension device should be just suitable with various application and structure space easily by simple assembling.
Summary of the invention
Task of the present invention is solved in the following way, that is, tension element and tensioning mechanism form element of construction like this, promptly, tension element guides on the guide rail of tensioning mechanism, and is constructed to clamping element, and guide rail surrounds an angle with respect to the supporting surface on the internal-combustion engine.
By this structural design, no longer need two that separate, as must to be coordinated mutually members, that is, and tension element and tensioning mechanism.The element of construction of being made up of tension element and tensioning mechanism is simple in the mill, and is still space-saving simultaneously.
In the favourable design form of the present invention, the tensioning mechanism that is configured to tensioning rail has carrier, and set on this carrier (preferred hook) has the slip backing member.Carrier and slip backing member are made of plastics, and are preferably made by polyamide 66 and polyamide 66 glass fibre, thereby obtain to comprise the high strength of scurf resistance and lighter weight.Be further weight reduction (as especially being learned by accompanying drawing), carrier is provided with recess and diagonal brace.
At this, guide rail and carrier are made integratedly, and wherein, on the side direction of guide rail, carrier is provided with groove, be furnished with grabbing of clamping element and close hook in groove.Thus, clamping element obtains well guiding and set on guide rail.In addition, clamping element also is supported by the spring between clamping element and carrier, wherein, preferably is provided with following pressure spring, and this pressure spring one side is arranged on the protruding thorn of carrier, and opposite side then is arranged in the opening of clamping element.Protruding thorn on the carrier preferably has the chamfering along this protruding thorn, thus, makes the assembling of clamping element become simple.
Guide rail and clamping element also further have the screens inclined-plane of mutual coupling, and the screens inclined-plane is fixed on clamping element on the guide rail against the power of pressure spring.Realize in this way: the elongation to haulage gear compensates clamping element based on the power of pressure spring, and makes the haulage gear tensioning, and at this, for the vibration to haulage gear is supported, resists rollback with the screens inclined-plane and carry out fastening to clamping element.
In addition, also be provided with the connecting plate of buckle on clamping element, this hook can be connected with pairing hook on the carrier under the stress state of pressure spring.Such hook loses part and assembling auxiliary member as clamping element anticreep at transport state on guide rail.
The inclination at the angle that is embodied as acute angle between guide rail and supporting surface nature according to clamping element in the position on the guide rail and the passing of clamping element on the internal-combustion engine supporting surface change.At this, clamping element is spherical earth towards the surface of contact of supporting surface to be implemented, and guaranteeing under the situation of the change at angle of inclination, contacts for clear and definite line between clamping element and the supporting surface.
For clamping element is easily moved along adjusting stroke, the supporting surface on the internal-combustion engine is by smooth and implement glossily.
The accompanying drawing summary
For the present invention is further elaborated, to following accompanying drawing reference in addition, the expression of in described accompanying drawing, embodiments of the invention being simplified.Wherein:
Fig. 1 illustrates the perspective view of tension device, and in the figure, clamping element rolls away from,
Fig. 2 illustrates the perspective view according to the tension device of Fig. 1, in the figure, shows symbolistic supporting surface, and
Fig. 3 illustrates the cross section of the tension device that has clamping element, and wherein, clamping element sails into and is hooked on the carrier.
Accompanying drawing describes in detail
Show in detail the carrier that indicates with 1 in Fig. 1 to 3, carrier 1 is the constituent element of tensioning mechanism.Carrier 1 is as the accommodating part of slip backing member 2, and slip backing member 2 anchors on the carrier 1 by fastening hook 3.Angled linear guides 5 is positioned on the carrier 1 at the dorsal part of slip backing member 2, and with the supporting surface 4 adjacent (see figure 2)s of internal-combustion engine.On guide rail 5, can arrange that with 6 clamping elements that indicate clamping element 6 has to grab and closes hook 7 with passing, and grab close hook 7 hook in the carrier 1 in the groove 8 on guide rail 5 next doors.Be furnished with pressure spring 9 between carrier 1 and clamping element 6, pressure spring 9 one sides are arranged on the protruding thorn 10 that is bonded on the carrier 1, and opposite side then is arranged in the opening 11 in the clamping element 6.Protruding thorn 10 has chamfering 12 (see figure 3)s along protruding thorn 10, and chamfering 12 makes the assembling of clamping element 6 become easy.
Be processed with several screens inclined-planes 13 on the surface of guide rail 5, screens inclined-plane 13 is connected with corresponding screens ramp effect on the clamping element 6.Screens inclined-plane 13 allows tension device simply haulage gear to be carried out adjustment based on the power of pressure spring 9, undesirable relaxing occur and stop.
On clamping element 6, be processed with the connecting plate 14 of buckle 15, and hook 15 is connected as follows with pairing hook 16 on the carrier 1, that is, clamping element on the position of sailing into can with carrier hook (see figure 3) mutually.
In order to ensure all having clear and definite line to contact between clamping element 6 and the supporting surface 4 on all positions of clamping element 6, clamping element 6 has and is the surface of contact 7 that sphere is implemented.
Reference numerals list
1 supporting body
2 slip backing members
3 buttons close hook
4 supporting surfaces
5 guide rails
6 clamping elements
7 grab and close hook
8 grooves
9 pressure springs
10 protruding thorns
11 openings
12 chamferings
13 screens inclined-planes
14 connecting plates
15 hooks
16 pairing hooks
17 surface of contact

Claims (14)

1. be used for the tension device that the elongation to the haulage gear of internal-combustion engine compensates, described internal-combustion engine has the supporting surface (4) that is used to support described tension device, described tension device has tensioning mechanism and tension element, described tension element is arranged between described tensioning mechanism and the described supporting surface (4), described tension element is gone up guiding at the guide rail (5) of described tensioning mechanism, and be configured to clamping element (6), wherein, described guide rail (5) surrounds an acute angle with respect to described supporting surface (4), it is characterized in that, described clamping element (6) has surface of contact (17), and described surface of contact (17) is configured for directly contacting described supporting surface.
2. according to the described tension device of claim 1, it is characterized in that described tension element and described tensioning mechanism form element of construction.
3. according to claim 1 or 2 described tension device, it is characterized in that, the described tensioning mechanism that is configured to tensioning rail has carrier (1), and going up set at described carrier (1) has slip backing member (2), preferably comes set slip backing member (2) by fastening hook (3).
4. according to the described tension device of one of claim 1 to 3, it is characterized in that described tensioning rail is made of plastics, preferably make by different plastics with described slip backing member (2) for described carrier (1).
5. according to the described tension device of one of aforementioned claim, it is characterized in that described guide rail (5) is made integratedly with described carrier (1).
6. according to the described tension device of one of aforementioned claim, it is characterized in that on the side direction of described guide rail (5), described carrier (1) is provided with groove (8), in described groove (8), be furnished with grabbing of described clamping element (6) and close hook (7).
7. according to the described tension device of one of aforementioned claim, it is characterized in that, between clamping element (6) and carrier (1), be provided with and be roughly parallel to the spring that described guide rail is arranged (5).
8. according to the described tension device of one of aforementioned claim, it is characterized in that described spring is embodied as pressure spring (9), and a side protruding thorn (10) that is arranged in described carrier (1) goes up and opposite side is arranged in the opening (11) of described clamping element (6).
9. according to the described tension device of one of aforementioned claim, it is characterized in that described protruding thorn (10) has chamfering (12).
10. according to the described tension device of one of aforementioned claim, it is characterized in that described guide rail (5) and described clamping element (6) are provided with the screens inclined-plane (13) of mutual coupling.
11., it is characterized in that the geometrical shape on described screens inclined-plane (13) is selected like this according to the described tension device of one of aforementioned claim, that is, described clamping element (6) can be fixed with a direction on described guide rail (5).
12. according to the described tension device of one of aforementioned claim, it is characterized in that, described clamping element (6) is provided with the connecting plate (14) that has hook (15), and under the stress state of described pressure spring (9), this hook (15) can be connected with the pairing hook (16) on the described carrier (1).
13., it is characterized in that the described supporting surface (4) on the described internal-combustion engine is flatly implemented according to the described tension device of one of aforementioned claim.
14., it is characterized in that the described surface of contact (17) of described clamping element (6) is sphere formula ground to be implemented according to the described tension device of one of aforementioned claim.
CN200980139917.7A 2008-10-09 2009-10-01 Clamping device Expired - Fee Related CN102177366B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102008051143.9 2008-10-09
DE102008051143A DE102008051143A1 (en) 2008-10-09 2008-10-09 jig
PCT/EP2009/062742 WO2010040679A1 (en) 2008-10-09 2009-10-01 Clamping device

Publications (2)

Publication Number Publication Date
CN102177366A true CN102177366A (en) 2011-09-07
CN102177366B CN102177366B (en) 2014-04-02

Family

ID=41265581

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200980139917.7A Expired - Fee Related CN102177366B (en) 2008-10-09 2009-10-01 Clamping device

Country Status (4)

Country Link
CN (1) CN102177366B (en)
BR (1) BRPI0920393A8 (en)
DE (1) DE102008051143A1 (en)
WO (1) WO2010040679A1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103912642A (en) * 2013-01-09 2014-07-09 广西玉柴机器股份有限公司 Diesel engine chain guide rail
CN104696458A (en) * 2013-11-26 2015-06-10 舍弗勒技术股份两合公司 Tensioning rail for a traction mechanism drive of an internal combustion engine
CN105026623A (en) * 2013-01-29 2015-11-04 舍弗勒技术股份两合公司 Tensioning rail with a carrier made of AlSi alloy
CN105179617A (en) * 2014-06-12 2015-12-23 舍弗勒技术股份两合公司 Traction means tensioning unit with wedge cover

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010020758A1 (en) * 2010-05-17 2011-11-17 Schaeffler Technologies Gmbh & Co. Kg Clamping device for tensioning a traction device
DE102010051055A1 (en) 2010-11-11 2012-07-26 Schaeffler Technologies AG & Co. KG Mechanical clamping apparatus for traction drive of internal combustion engine, has displacing device whose raceway comprises friction increasing portion that frictionally contacts with clamping part
DE102012204868A1 (en) 2011-07-07 2013-01-10 Schaeffler Technologies AG & Co. KG Tensioning rail for traction drive device of internal combustion engine in vehicle e.g. car, has guide arbor provided at metal sheet component, and guide track portion arranged at rear surface facing away from sliding surface
DE102011079612A1 (en) 2011-07-22 2013-01-24 Schaeffler Technologies AG & Co. KG jig
DE102012206664B4 (en) 2012-04-23 2016-01-14 Schaeffler Technologies AG & Co. KG Mechanical chain tensioning unit with spring band steel support body and wedge adjusting device
BR112014024564A8 (en) 2012-06-06 2018-02-06 Schaeffler Technologies Ag TENSION DEVICE OF A DRIVE UNIT OF AN INTERNAL COMBUSTION ENGINE, WITH A DEFLECTION DEVICE SUCH AS A TENSION TROUGH OR A TENSION ARM WITH A ROLLER; AND DRIVE UNIT WITH A TRACTION MEANS SUCH AS A CHAIN OR BELT AND WITH A MECHANICAL TENSIONING DEVICE
DE102014205376A1 (en) 2014-03-24 2015-09-24 Schaeffler Technologies AG & Co. KG Welded wedge contact surface for wedge clamping unit
DE102014205377A1 (en) 2014-03-24 2015-09-24 Schaeffler Technologies AG & Co. KG Integrated chain tensioner with integrated wedge contact surface
DE102014209123A1 (en) 2014-05-14 2015-11-19 Schaeffler Technologies AG & Co. KG Clamping device with decoupled cocking slide and camshaft drive
DE102014211252A1 (en) 2014-06-12 2015-12-17 Schaeffler Technologies AG & Co. KG Mechanical clamping device with optimized wedge principle
DE102014211198A1 (en) 2014-06-12 2015-12-17 Schaeffler Technologies AG & Co. KG Clamping device for a traction mechanism drive
DE102014214959A1 (en) 2014-07-30 2016-02-04 Schaeffler Technologies AG & Co. KG Integrated traction mechanism with module carrier
DE102014215414A1 (en) 2014-08-05 2016-02-11 Schaeffler Technologies AG & Co. KG Clamping device with an optimized clamping element
DE102015201336A1 (en) 2015-01-27 2016-07-28 Schaeffler Technologies AG & Co. KG Clamping rail with supporting wedge latchable on its track
DE102015207458B4 (en) 2015-04-23 2016-11-24 Schaeffler Technologies AG & Co. KG Clamping rail for deflecting a continuous drawing means of a traction mechanism drive of a motor vehicle
DE102015209599B4 (en) 2015-05-26 2017-09-07 Schaeffler Technologies AG & Co. KG Mechanical wedge clamping unit

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DE1625139B1 (en) * 1966-05-17 1971-06-24 Renold Ltd Tensioner for chains, belts or the like.
GB2259964A (en) * 1991-09-14 1993-03-31 Renold Plc Chain tensioner
DE19728675A1 (en) * 1996-07-23 1998-01-29 Borg Warner Automotive Chain guide and tensioner for power transmitting-, or control chain
EP1505317A1 (en) * 2003-08-08 2005-02-09 Regina S.I.C.C. S.P.A. Chain power-transmission system with mechanical tightener
CN1840938A (en) * 2005-04-01 2006-10-04 博格华纳公司 Wedge-damped blade tensioner

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GB2069656B (en) * 1980-02-11 1983-12-07 Borg Warner Ltd Tensioning devices
JPS5725556A (en) * 1980-07-22 1982-02-10 Suzuki Motor Co Ltd Chain adjuster
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JP2008039097A (en) * 2006-08-08 2008-02-21 Honda Motor Co Ltd Chain tensioner device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1625139B1 (en) * 1966-05-17 1971-06-24 Renold Ltd Tensioner for chains, belts or the like.
GB2259964A (en) * 1991-09-14 1993-03-31 Renold Plc Chain tensioner
DE19728675A1 (en) * 1996-07-23 1998-01-29 Borg Warner Automotive Chain guide and tensioner for power transmitting-, or control chain
EP1505317A1 (en) * 2003-08-08 2005-02-09 Regina S.I.C.C. S.P.A. Chain power-transmission system with mechanical tightener
CN1840938A (en) * 2005-04-01 2006-10-04 博格华纳公司 Wedge-damped blade tensioner

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103912642A (en) * 2013-01-09 2014-07-09 广西玉柴机器股份有限公司 Diesel engine chain guide rail
CN105026623A (en) * 2013-01-29 2015-11-04 舍弗勒技术股份两合公司 Tensioning rail with a carrier made of AlSi alloy
CN104696458A (en) * 2013-11-26 2015-06-10 舍弗勒技术股份两合公司 Tensioning rail for a traction mechanism drive of an internal combustion engine
CN105179617A (en) * 2014-06-12 2015-12-23 舍弗勒技术股份两合公司 Traction means tensioning unit with wedge cover
CN105179617B (en) * 2014-06-12 2019-06-14 舍弗勒技术股份两合公司 Traction means tensioning unit with wedge cover

Also Published As

Publication number Publication date
BRPI0920393A2 (en) 2016-03-22
CN102177366B (en) 2014-04-02
DE102008051143A1 (en) 2010-07-08
WO2010040679A1 (en) 2010-04-15
BRPI0920393A8 (en) 2017-10-10

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