EP2655862A2 - Dispositif de démarrage insonorisé - Google Patents

Dispositif de démarrage insonorisé

Info

Publication number
EP2655862A2
EP2655862A2 EP11794125.2A EP11794125A EP2655862A2 EP 2655862 A2 EP2655862 A2 EP 2655862A2 EP 11794125 A EP11794125 A EP 11794125A EP 2655862 A2 EP2655862 A2 EP 2655862A2
Authority
EP
European Patent Office
Prior art keywords
starter
ring
starter device
damping element
damping
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.)
Withdrawn
Application number
EP11794125.2A
Other languages
German (de)
English (en)
Inventor
Mathias Fein
Bernd Reinholtz
Lothar Schwarze
Lutz Schroeder
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP2655862A2 publication Critical patent/EP2655862A2/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N15/00—Other power-operated starting apparatus; Component parts, details, or accessories, not provided for in, or of interest apart from groups F02N5/00 - F02N13/00
    • F02N15/02—Gearing between starting-engines and started engines; Engagement or disengagement thereof
    • F02N15/04—Gearing between starting-engines and started engines; Engagement or disengagement thereof the gearing including disengaging toothed gears
    • F02N15/06—Gearing between starting-engines and started engines; Engagement or disengagement thereof the gearing including disengaging toothed gears the toothed gears being moved by axial displacement
    • F02N15/062—Starter drives
    • F02N15/063—Starter drives with resilient shock absorbers

Definitions

  • drives are used, which are fed with a separate from the fuel supply power supply.
  • Most DC motors are used for this purpose, the drive pinion is first engaged in the ring gear of the internal combustion engine to then turn the engine at startup. This happens, for example, by means of starter devices which operate according to the thrust-drive principle. After the end of the starting process, the pinion moves back out of the ring gear of the internal combustion engine. Starter devices for
  • DE 101 24 506 A1 relates to a starter for a motor vehicle.
  • the starter comprises a drive bearing, a parallel arranged, a magnetic switch containing engagement relay, a rotatably mounted in a transition region between the drive bearing and engagement relay engagement lever for the coupling of the starter motor to the
  • Impurities and moisture may be provided in the engagement relay, especially in off-road vehicles, depending on the permissible wading depth.
  • the seal is formed by a rubber membrane connected to the housing within the transition region between the drive bearing and the engagement relay.
  • a starter for internal combustion engines in which an annular body, which is made of nylon for example, sits on the output shaft of the starter.
  • the ring made as a plastic body is one made of PR6.6 or PR6, showing self-damping.
  • SSM functionality start-stop modes
  • Actuation frequency so that they must be designed to ensure up to half a million and more starting operations of the internal combustion engine. On the one hand, this places high demands on the service life and the reliability of the
  • the starter device represents a significant source of noise, which is no longer tolerated in their use in passenger vehicles of the upper classes by the motor vehicle manufacturer, so that remedy is to create.
  • Coat damping layer for this purpose, in particular plastic materials, such as Vulkollan and polyurethane and rubber are suitable.
  • the damping layer proposed according to the invention can also be constructed of elastic properties of iron and non-metal layers.
  • spring plates are suitable, which operate under the forces acting in the elastic region.
  • the starter pinion can be delivered as a unit to the damping element when using the proposed solution according to the invention or
  • the damping element is installed directly on the starting pinion, in particular on its end face.
  • the damping layer proposed according to the invention drastically reduces the otherwise occurring impact noise of the engaging toothed sprocket on the stop ring, since the impact speed of the sprocket on the stop ring is considerably reduced and, in particular, a hard intermetallic contact is avoided.
  • the energy dissipation of the on-coming and off-set, i. the Andrehritzels to be moved with a high impulse to the stop ring takes place shortly before reaching the engagement position.
  • damping layer may in particular be applied over the entire surface along the sprocket assigning end face of the Andrehritzels.
  • Figure 2 shows a first embodiment of the invention proposed
  • FIG. 3 shows the damping device according to FIG. 2 on an enlarged scale
  • FIG. 4 shows a further embodiment of the proposed invention
  • FIG. 5 shows a further embodiment of the invention proposed
  • FIG. 1 shows a starter device 10 in a longitudinal section.
  • the starter device 10 has, for example, a starter motor 13 and a
  • Vorspuraktuator 16 such as a relay in the form of a starter relay on.
  • the starter motor 13 and the electric Vorspuraktuator 16 are fixed to a common drive end plate 19.
  • the starter motor 13 is functionally to drive a starter pinion 22 when it is in the ring gear 25 of the not shown here
  • the starter motor 13 has a pole tube as a housing 28, which carries on its inner circumference pole pieces 31, which are each wrapped by a field winding 34.
  • a pole tube as a housing 28, which carries on its inner circumference pole pieces 31, which are each wrapped by a field winding 34.
  • pole pieces 31, which are provided for electromagnetic excitation with a field winding 34 also permanently magnetically excited poles could be used.
  • the pole shoes 31 and the permanent magnets 31 in turn surround an armature 37, which has an armature packet 43 constructed from fins 40 and a groove 46
  • Armature winding 49 has.
  • the armature package 43 is pressed onto a drive shaft 44.
  • a commutator 52 is further attached, which among other things consists of individual commutator lamellae 55 is constructed.
  • the commutator bars 55 are so electrically connected in a known manner with the armature winding 49, that upon energization of the commutator fins 55 by carbon brushes 58, a rotational movement of the armature 37 in the pole tube 28 results.
  • Drive shaft 13 is commutator side supported with a shaft journal 64 in a sliding bearing 67, which in turn is held stationary with a Kommutatorlagerdeckel 70.
  • the commutator bearing cap 70 in turn is fastened by means of tie rods 73, which are arranged distributed over the circumference of the pole tube 28, so for example screws, for example 2, 3 or 4 pieces, in the drive end plate 19. It supports the pole tube 28 on the drive bearing plate 19 and the Kommutatorlagerdeckel 70 on the pole tube 28th
  • a sun gear 80 which is part of a planetary gear, such as a planetary gear 83, is.
  • the sun gear 80 is surrounded by a plurality of planetary gears 86, usually three planet wheels 86, which are supported by means of rolling bearings 89 on journals 92.
  • the planet gears 86 roll within a ring gear 95, which is mounted outside in the pole tube 28.
  • the planet wheels 86 are adjoined by a planet carrier 98, in which the axle journals 92 are accommodated.
  • the planet carrier 98 is in turn stored in an intermediate bearing 101 and a slide bearing 104 arranged thereon.
  • the intermediate storage 101 is designed pot-shaped, that in this both the
  • Planet carrier 98 and the planet wheels 86 are added. Furthermore, the ring gear 95 is arranged in the cup-shaped intermediate bearing 101, which is ultimately closed by a cover 107 relative to the armature 37. Also, the intermediate bearing 101 is supported with its outer circumference on the inside of the pole tube 28. The armature 37 has on the end remote from the commutator 52 end of the drive shaft 13 another
  • Slide bearing 113 in turn is in a central bore of the planet carrier 98th
  • the planet carrier 98 is integrally connected to the output shaft 1 16.
  • the output shaft 116 is supported with its end 119 remote from the intermediate bearing 101 in a further bearing 122, which is fixed in the drive end plate 19.
  • the output shaft 1 16 is divided into several sections, so follows the section which is arranged in the sliding bearing 104 of the intermediate bearing 101, a section with a
  • Spur gear 125 (internal toothing), which is part of a shaft-hub connection 128.
  • the shaft-hub connection 128 in this case allows the axially rectilinear sliding of a driver 131.
  • This driver 131 is a sleeve-like extension which is integrally connected to a cup-shaped outer ring 132 of the freewheel 137.
  • the freewheel 137 (Richtgesperre) further consists of an inner ring 140 which is disposed radially within an outer ring 132. Between the inner ring 140 and the outer ring 132 clamping body 138 are arranged.
  • the clamp bodies 138 in cooperation with the inner and outer rings 132, 140, prevent relative rotation between the outer ring 132 and the inner ring 140 in a second direction.
  • the freewheel 137 allows a circumferential relative movement between the inner ring 140 and the
  • the inner ring 140 is integral with the starter pinion 122 and its helical toothing 142
  • the starter pinion 22 may alternatively be designed as a straight toothed pinion. Instead of electromagnetically excited pole pieces 31 with exciter winding 34 and permanent magnetically excited poles could be used.
  • the electric Vorspuraktuator 16 and a linearly movable armature 138 also have the task, with a tension member 187 to move in the drive bearing plate 19 rotatably arranged lever 190 to move.
  • the lever 190 which is usually designed as a fork lever, engages with two tines, not shown here, two discs 193, 194 on its outer periphery to move a trapped between these driver ring 197 to the freewheel 137 back against the Wderstand of the spring 200 and thereby the starter pinion 22 technicallyspuren in the ring gear 25 of the internal combustion engine.
  • Vorspuraktuator 16 has a bolt 150 which constitutes an electrical contact and in the case of Einbausein in the vehicle at the positive terminal of an electric starter battery, which is not shown here, is connected.
  • the bolt 150 is passed through a lid 153.
  • a second bolt 152 provides a connection for the electrical
  • the lid 153 includes a housing 156 made of steel, which by means of several fasteners
  • a pusher 160 for exerting a tensile force on the fork lever 190 and a switching device 161 is arranged.
  • the thrust device 160 comprises a winding 162, the switching device 161 another Wcklung 165.
  • the winding 162 of the thruster 160 and the other Winding 165 of the switching device 161 each cause in the on state an electromagnetic field which flows through various components.
  • the shaft-hub connection 128 can instead of a spur 125 also with a
  • the starter pinion 22 is made straight teeth and the shaft-hub connection 128 has a helical spline toothing.
  • the illustration according to FIG. 2 shows a first embodiment of the damping proposed according to the invention.
  • the starting pinion 22 has, on its outer circumference, a number of individual teeth 214 which constitute a straight toothing 125.
  • An end face of the driving sprocket 22 is identified by reference numeral 210.
  • a recess 204 is executed on the end face 210 of the Andrehritzels 22 according to the first embodiment. In the recess is an annular trained
  • Damping element 208 embedded which in turn is limited in the form of a cage by a holding element 206, such as a holding plate, the end face.
  • Holding element 206 comprises a first ring part 216 and a second ring part 218.
  • the first ring part 216 is supported on the bottom of the recess 204 of the Andrehritzels 22 and abuts against the end face of the annular damping element 208.
  • the second ring part 218 is located between the ring-shaped damping element 208 and an end face of a retaining ring 202, which consists of an elastic properties
  • the assembly of damping element 208 and retaining element 206 can be prefabricated, so vulcanized, for example.
  • the starter pinion 22 only the recess 204 provided for receiving the retaining element 206 and the damping element 208 is to be executed, so that the assembly of retaining element 206 and damping element 208 mounted on the starter pinion 22, so for example can be pressed into this, without Production lines have to be affected or changed.
  • To the assembly of damping element 208 and retaining element 206 of the retaining ring 202 is employed, which in turn is mounted on the output shaft 16.
  • the damping element 208 is annular.
  • the end faces of the annular damping element 208 are surrounded by the ring members 216 and 218 of the holding element 206, but it can also, comparative illustration of Figure 4, only one end face of the annular damping element 208 of only one ring portion 216 of
  • the annular damping element 208 is made, for example, from a rubber layer which is vulcanizable.
  • the Shore hardness of this rubber layer is calculated according to the starting device 10 or determined experimentally and is for example in the
  • the two ring parts 216 and 218 of the two-part holding element according to FIG. 3 and one ring part 216 of the integrally formed holding element 206 are made of sheet steel, for example, which is phosphatable, so that the vulcanization process is possible with respect to the joining with the ring-shaped damping element 208.
  • the phosphatability of the material from which the holding element 206 or its ring parts 216, 218 is manufactured is a basic prerequisite for the liability of a rubber component.
  • FIG. 3 shows the damping element shown in the installed state in FIG. 2 in its first embodiment variant with a holding element 206 formed in two parts.
  • the ring parts 216 and 218 enclose the end faces of the part
  • Damping element 208 covering the edge region in the circumferential direction.
  • the illustration according to FIG. 4 is a further second one
  • Embodiment of the inventively proposed damping element on which only one end face or an edge region seen in the circumferential direction of
  • Ring part 216, the integrally formed holder elements 206 is enclosed.
  • FIG. 5 shows a further embodiment of the solution proposed according to the invention.
  • the starting pinion 22 of the starter device 10 is located on the output shaft 116 of the starter device 10.
  • the end face 210 of the Andrehritzels 22, on the outer circumference of individual teeth 214 are provided which represent a straight teeth 125, a damping layer 212 is applied over the entire surface.
  • the layer 212 may be made of materials such as Vulkollan®, polyurethane or even rubber. It covers the end face 210 of the Andrehritzels 22 over the entire surface. As a result, a hard metallic contact between the end face 210 of the Andritzitzels 22nd

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

L'invention concerne un dispositif de démarrage (10) notamment destiné à démarrer des moteurs à combustion interne, comportant un pignon de démarrage (22) s'engrenant dans une couronne (25) d'un moteur à combustion interne. Le pignon de démarrage (22) présente un côté frontal (210) pourvu d'une couche d'amortissement (212) ou comportant un élément d'amortissement (208) faisant face à une bague de maintien (202).
EP11794125.2A 2010-12-20 2011-12-07 Dispositif de démarrage insonorisé Withdrawn EP2655862A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010063507A DE102010063507A1 (de) 2010-12-20 2010-12-20 Geräuschoptimierte Startervorrichtung
PCT/EP2011/072012 WO2012084512A2 (fr) 2010-12-20 2011-12-07 Dispositif de démarrage insonorisé

Publications (1)

Publication Number Publication Date
EP2655862A2 true EP2655862A2 (fr) 2013-10-30

Family

ID=45315783

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11794125.2A Withdrawn EP2655862A2 (fr) 2010-12-20 2011-12-07 Dispositif de démarrage insonorisé

Country Status (4)

Country Link
EP (1) EP2655862A2 (fr)
CN (1) CN103384762A (fr)
DE (1) DE102010063507A1 (fr)
WO (1) WO2012084512A2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110230684A (zh) * 2018-03-05 2019-09-13 舍弗勒技术股份两合公司 保持环

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE601391C (de) 1930-03-15 1934-08-15 Koppers Gmbh Heinrich Koksofentuer
DE620269C (de) 1932-01-30 1935-10-17 Eclipse Machine Co Vorrichtung fuer Anlassvorrichtungen von Brennkraftmaschinen
DE689494C (de) 1937-12-17 1940-03-26 Hauhinco Maschf Steuervorrichtung fuer Foerderkorbbeschickeinrichtungen
US3690188A (en) 1970-05-07 1972-09-12 Ambac Ind Engine starter drive assembly
JP2628069B2 (ja) * 1988-06-20 1997-07-09 森山工業株式会社 慣性飛込式始動電動機のピニオン構造
EP0881381B1 (fr) 1994-09-19 2001-01-10 Denso Corporation Démarreur
JPH10196495A (ja) * 1997-01-17 1998-07-28 Denso Corp スタータ
DE10124506A1 (de) 2001-05-19 2002-11-21 Volkswagen Ag Starter für ein Kraftfahrzeug
MXPA03001851A (es) * 2001-06-29 2004-12-03 Valeo Equip Electr Moteur Motor de arranque para automovil con pinon bendix perfeccionado.
FR2826695B1 (fr) 2001-06-29 2003-10-31 Valeo Equip Electr Moteur Demarreur de vehicule automobile a lanceur perfectionne
FR2838777B1 (fr) 2002-02-28 2005-12-02 Valeo Equip Electr Moteur Demarreur electrique a butee d'amortissement pour le lanceur
JP2006233930A (ja) * 2005-02-28 2006-09-07 Denso Corp スタータ
DE102009026593A1 (de) 2009-05-29 2010-12-02 Robert Bosch Gmbh Verfahren zur mechanischen Synchronisation zweier sich drehender, achsversetzter Stirnzahnräder

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2012084512A2 *

Also Published As

Publication number Publication date
WO2012084512A3 (fr) 2012-11-22
CN103384762A (zh) 2013-11-06
WO2012084512A2 (fr) 2012-06-28
DE102010063507A1 (de) 2012-06-21

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