EP2260202A1 - Dispositif de démarrage - Google Patents

Dispositif de démarrage

Info

Publication number
EP2260202A1
EP2260202A1 EP08873774A EP08873774A EP2260202A1 EP 2260202 A1 EP2260202 A1 EP 2260202A1 EP 08873774 A EP08873774 A EP 08873774A EP 08873774 A EP08873774 A EP 08873774A EP 2260202 A1 EP2260202 A1 EP 2260202A1
Authority
EP
European Patent Office
Prior art keywords
drive shaft
recess
bearing
starting device
ring
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Withdrawn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
EP08873774A
Other languages
German (de)
English (en)
Inventor
Stephan Kaske
Roman Pirsch
Walter Gerschwitz
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 EP2260202A1 publication Critical patent/EP2260202A1/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Withdrawn legal-status Critical Current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
    • F02N15/067—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 the starter comprising an electro-magnetically actuated lever
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
    • F16D1/10—Quick-acting couplings in which the parts are connected by simply bringing them together axially
    • F16D1/108—Quick-acting couplings in which the parts are connected by simply bringing them together axially having retaining means rotating with the coupling and acting by interengaging parts, i.e. positive coupling
    • F16D1/116—Quick-acting couplings in which the parts are connected by simply bringing them together axially having retaining means rotating with the coupling and acting by interengaging parts, i.e. positive coupling the interengaging parts including a continuous or interrupted circumferential groove in the surface of one of the coupling parts
    • 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
    • F02N11/00—Starting of engines by means of electric motors
    • F02N11/08—Circuits or control means specially adapted for starting of engines
    • 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
    • F02N15/022—Gearing between starting-engines and started engines; Engagement or disengagement thereof the starter comprising an intermediate clutch
    • F02N15/023—Gearing between starting-engines and started engines; Engagement or disengagement thereof the starter comprising an intermediate clutch of the overrunning type
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
    • F16D1/10—Quick-acting couplings in which the parts are connected by simply bringing them together axially
    • F16D2001/103—Quick-acting couplings in which the parts are connected by simply bringing them together axially the torque is transmitted via splined connections

Definitions

  • a starting device which is designed as a so-called freely ejecting starter.
  • Free ejection means that the pinion, which is intended to be meshed in the ring gear of an internal combustion engine, only at one end or only on one axial side of the pinion is stored (flying storage) Andrehritzel shown which is mounted on a drive shaft such that between the drive shaft and starter pinion torque can be transmitted.
  • the starter pinion on the drive shaft axially between two defined end positions is displaceable.
  • the Andrehritzel is slightly sprung in the context of this displacement, so that when striking the Andrehritzels on the sprocket does not affect the whole mass inertia of the freewheel, the drive shaft and the pinion on the sprocket, but to a significantly reduced extent effectively only part of it.
  • the starting pinion appears to the skilled person in the embodiment disclosed here by means of a snap ring (snap ring) secured, which is secured by a sleeve-like, the snap ring on its outer side engaging portion against expansion under centrifugal load.
  • a starting device with a drive end plate, in which a bearing is mounted, with a drive shaft, wherein the bearing in the bearing plate, the drive shaft is supported at least indirectly, with a starter pinion, which is mounted on the drive shaft such that from the drive shaft to the starter pinion a torque is transferable, wherein the starting pinion has an end face and a locking ring is arranged stationary on the drive shaft.
  • the starter pinion has on the front side a recess in which a securing element is arranged, which prevents an inadmissible spreading of the securing ring.
  • the securing element is a ring, which is held in the recess with an interference fit.
  • the securing element is cohesively supported in the recess, wherein the
  • Secured element is preferably designed as a ring which is held in the recess by adhesive, by solder or for example by a weld.
  • Securing element is positively held in the recess.
  • Figure 1 shows a starting device in a longitudinal section, wherein the
  • Starting device is a so-called Maulstarter, d. H. the drive end plate overlaps the starting pinion,
  • FIG. 2 shows a detail of one end of a so-called freely ejecting starter in a longitudinal section
  • FIG. 3 a detail of a starter pinion with a securing element, which is held in the recess by means of a press fit
  • FIG. 4 a detail of a starter pinion with a securing element, which is firmly bonded by means of a welding point in the recess
  • Figure 5 is a detail of a starter pinion with a securing element, which is cohesively held by means of a splice in the recess,
  • Figure 6 shows a detail of a Andrehritzels and its recess with a securing element, which is slightly conical and thereby fits into an equally conical recess and is secured there by positive engagement against the conical outer wall of the recess.
  • FIG. 1 shows a starting device 10.
  • This starting device 10 has, for example, a starter motor 13 and an engagement relay 16.
  • the starter motor 13 and the engagement relay 16 are connected to a common
  • the starter motor 13 is functionally to drive a starter pinion 22 when it is meshed in the ring gear 25 of the internal combustion engine, not shown here.
  • the starter motor 13 has a housing as a pole tube 28 which at its
  • Inner circumference carries pole pieces 31, which are each wrapped by a field winding 34.
  • the pole shoes 31 in turn surround an armature 37, which has an armature packet 43 constructed from fins 40 and an armature winding 49 arranged in grooves 46.
  • the armature package 43 is pressed onto a drive shaft 44.
  • At the starter pinion 22 opposite end of the drive shaft 44 is - A -
  • a commutator 52 attached, the u.a. composed of individual commutator fins 55.
  • 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.
  • Einspurrelais 16 and the starter motor 13 arranged power supply 61 supplies in the on state, both the carbon brushes 58 and the field winding 34 with power.
  • the drive shaft 44 is commutator side supported with a shaft journal 64 in a sliding bearing 67, which in turn is held stationary in a commutator bearing cover 70.
  • the commutator cover 70 is commutator cover
  • tie rods 73 which are arranged distributed over the circumference of the pole tube 28 (screws, for example, two, three or four pieces) in the drive end plate 19 is attached. It supports the pole tube 28 on the drive bearing plate 19, and the commutator bearing cover 70 on the pole tube 28.
  • a so-called sun gear 80 connects to the armature 37, which is part of a planetary gear 83.
  • the sun gear 80 is surrounded by a plurality of planet wheels 86, usually three planet wheels 86, which are supported by means of roller bearings 89 on journals 92.
  • the planet gears 86 roll in a ring gear 95, which is mounted outside in the pole tube 28.
  • Output side connects to the planetary gears 86, a planet carrier 98, in which the stub axles 92 are added.
  • the planet carrier 98 is in turn stored in an intermediate storage 101 and a slide bearing 104 arranged therein.
  • the intermediate bearing 101 is designed cup-shaped, that in this both the planet carrier 98, and the planet wheels 86 are added.
  • 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.
  • 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 44 another
  • Shaft 110 on which is also included in a sliding bearing 113, from.
  • the sliding bearing 113 in turn is received in a central bore of the planet carrier 98.
  • the planetary carrier 98 is integrally connected to the output shaft 116.
  • This output shaft 116 is with its end 119 remote from the intermediate bearing 101 in a further bearing 122, which is fixed in the drive end plate 19, supported.
  • the bearing 122 supports the drive shaft 44 indirectly via the output shaft 116th
  • the output shaft 116 is divided into several sections.
  • the section which is arranged in the sliding bearing 104 of the intermediate bearing 101 follows
  • This shaft-hub connection 128 in this case allows the axially straight sliding of a driver 131.
  • This driver 131 is a sleeve-like extension which is integral with a cup-shaped outer ring 132 of the freewheel 137.
  • Freewheel 137 (Richtgesperre) further consists of the inner ring 140 which is disposed radially within the outer ring 132. Between the inner ring 140 and the outer ring 132 clamping body 138 are arranged. These clamp bodies 138, in cooperation with the inner and outer rings, prevent relative rotation between the outer ring and the inner ring in a second direction. In other words, the freewheel 137 allows a relative movement between inner ring 140 and outer ring 132 in one direction only.
  • the inner ring 140 has at its end facing away from the freewheel 137 end of a shaft-hub connection 141, for example, a splined or serrated, on which the transmission of torque from
  • Inner ring 140 allows the starter pinion 22.
  • the push-in relay 16 has a bolt 150, which is an electrical contact and which is connected to the positive pole of an electric starter battery, which is not shown here.
  • This bolt 150 is passed through a relay cover 153.
  • This relay cover 153 terminates a relay housing 156, which is fastened by means of a plurality of fastening elements 159 (screws) on the drive end plate 19.
  • a pull-in winding 162 and a so-called holding winding 165 is further arranged.
  • the pull-in winding 162 and the holding winding 165 each cause an electromagnetic field in the switched-on state, which flows through both the relay housing 156 (made of electromagnetically conductive material), a linearly movable armature 168 and an armature return 171.
  • the armature 168 carries a push rod 174, the linear Indentation of the armature 168 is moved in the direction of a switching pin 177. With this movement of the push rod 174 to the switching pin 177 this is moved from its rest position in the direction of two contacts 180 and 181, so that attached to the contacts 180 and 181 end of the switching pin 177 contact bridge 184 connects both contacts 180 and 181 electrically. As a result, electrical power is conducted from the bolt 150 across the contact bridge 184 to the power supply 61 and thus to the carbon brushes 58.
  • the starter motor 13 is energized.
  • the engagement relay 16 and the armature 168 also has the
  • This lever 190 usually designed as a fork lever, surrounds with two "tines" not shown here on its outer circumference two discs 193 and 194 to move a trapped between these driver ring 197 for freewheel 137 towards the resistance of the spring 200 and thereby the starter pinion 22 technicallyspuren in the ring gear 25.
  • FIG. 2 shows a partial longitudinal section of a freely ejecting starter.
  • This has a bearing plate 19, in which a bearing 122 is used, which is designed for example as a roller bearing possibly in a special form as a needle bearing. However, this can also be designed as a sliding bearing or as a ball bearing.
  • the starter pinion 22 has a bore which has a wedge or serration on its inner circumference, and which engages in a corresponding counterpart on the drive shaft 142.
  • the portion of the shaft-hub connection on the drive shaft is at 143, and the portion of the shaft-hub connection in the pinion is designated 144.
  • the starter pinion 22 is supported on an end face 145, which is directed towards the freewheel 137, by means of a spring element 146, here in the form of a disk disc, on an unspecified collar of the drive shaft 142 from.
  • the starter pinion 22 has a further end face 203, which is arranged on the other axial side of the Andrehritzels 22 and is accordingly remote from the freewheel 137.
  • a recess 206 is introduced frontally, which is designed according to Figure 3 is a hollow cylinder. This recess 206 engages over one
  • Circlip 209 which is designed here as a snap ring. This circlip 209 is seated in a circumferential groove 212, which is introduced in the circumferential direction in the drive shaft 142. In the recess 206, a securing element 218 is further introduced, which is supported in this case on the cylindrical side or the coat-like surface 215 of the recess 206.
  • the spring element 146 On the initially unpopulated drive shaft side shaft-hub connection 143 is first the spring element 146, d. H. pushed the disc spring. Subsequently, the starter pinion 22 is pushed onto the drive shaft 142, that the recess 206 faces away from the freewheel 137. Subsequently, the
  • Circlip 209 pushed in the expanded state on the drive shaft 142 until the locking ring 209 engages in the groove 212.
  • the locking ring 209 thus secures by blocking the drive shaft side shaft-hub connection 143, the secure position of the Andrehritzels 22 on the drive shaft 142. So under centrifugal load (turning with high
  • the securing ring 209 does not expand in such a way that it can be pushed by the drive shaft 142 under axial load (disk spring 146), a securing element 218 is arranged in the recess 206.
  • This fuse element 218 is dimensioned such that a radially inwardly directed surface (cylindrical) so close to the
  • Circlip 209 is arranged that this can not spread open inadmissible.
  • the locking ring 209 can be dimensioned so that between the radial inner side of the securing element 218 and the outside of the securing ring 209 a game is present. This game should therefore be present because it is characterized by the reciprocating motion of the Andrehritzels 22 a force in the axial direction on the securing element 218 is avoided.
  • the safe position is given by.
  • the securing element 219 is non-positively held in the recess 206.
  • a starting device 10 is provided with a drive bearing plate 19, in which a bearing 122 is fixed, with a drive shaft 142, wherein the bearing 122 in the bearing plate 19, the drive shaft 142 at least indirectly supports, with a starter pinion 22, which on the drive shaft 142 such is attached that of the drive shaft 142 to the starter pinion 22 a
  • Torque is transferable, wherein the starter pinion 22 has an end face 203 and a locking ring 218 is arranged stationary on the drive shaft 142. It is provided that the starter pinion 22 on the end face 203 has a recess 206 in which the securing element 218 is arranged, which is an inadmissible spreading of the securing ring
  • the locking ring 209 secures the starter pinion 22 against slipping off the drive shaft 142nd
  • the securing element 218 is frictionally held in the recess 206, d. H. the securing element 218 sits with its cylindrical outer side in the cylindrical inner side of the recess 206 and holds by friction due to a press fit in the recess 206th
  • the securing element 218 is held cohesively in the recess 206.
  • a cohesive connection in the form of a weld or a welding point in any case a weld joint 221 between starter pinion 22 and securing element 218, the position of the
  • Secure securing element 218 can also be provided.
  • a soldering location can also be provided.
  • an adhesive point 224 may be provided which secures its position in the recess 206 between the starting pinion 22 and the securing element 218.
  • Figure 6 shows a detail of the recess 206 of the pinion 22, wherein the
  • Recess 206 in this case has no cylindrical outer contour, but a conical inner contour 227, which expands starting from the end face 203 in the axial direction.
  • This conical inner contour 227 supports a retaining ring 218, which has a slot at its periphery and, accordingly, is not continuous and not closed.
  • Securing element 218 is a spring element introduced into the recess 206 securing element which is slightly compressed for introduction (therefore the slot) is inserted into the recess 206 and is relaxed after taking the axial correct position. This results in the opportunity that the fuse element 218 under bias to the conical
  • This embodiment shows a form-locking secure locking ring 218th

Landscapes

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

Abstract

L'invention concerne un dispositif de démarrage comportant un flasque côté entraînement (19), dans lequel est fixé un palier (122), un arbre d'entraînement (142), le palier (122) soutenant au moins indirectement l'arbre d'entraînement (142) dans le flasque côté entraînement (19), un pignon de démarrage (22) qui est fixé sur l'arbre d'entraînement (142) de manière qu'un couple de rotation soit transmis de l'arbre d'entraînement (142) au pignon de démarrage (22). Selon l'invention, le pignon de démarrage (22) présente une face frontale (203) et un circlip (209) est fixé sur l'arbre d'entraînement (142), la face frontale (203) du pignon de démarrage (22) comportant un évidement (206) dans lequel est monté un élément de sécurité (218) qui empêche un écartement excessif du circlip (209).
EP08873774A 2008-03-31 2008-11-27 Dispositif de démarrage Withdrawn EP2260202A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102008000883A DE102008000883A1 (de) 2008-03-31 2008-03-31 Startvorrichtung
PCT/EP2008/066341 WO2009121434A1 (fr) 2008-03-31 2008-11-27 Dispositif de démarrage

Publications (1)

Publication Number Publication Date
EP2260202A1 true EP2260202A1 (fr) 2010-12-15

Family

ID=40586166

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08873774A Withdrawn EP2260202A1 (fr) 2008-03-31 2008-11-27 Dispositif de démarrage

Country Status (7)

Country Link
US (1) US20110193434A1 (fr)
EP (1) EP2260202A1 (fr)
JP (1) JP2011516774A (fr)
KR (1) KR20100135245A (fr)
CN (1) CN102046961A (fr)
DE (1) DE102008000883A1 (fr)
WO (1) WO2009121434A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2668394A1 (fr) * 2011-01-26 2013-12-04 Robert Bosch GmbH Dispositif de démarrage à actionneur de pincement à amortissement de bruit

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DE102010030716B4 (de) * 2010-06-30 2015-09-17 Robert Bosch Gmbh Startvorrichtung
DE102010041727A1 (de) * 2010-09-30 2012-04-05 Robert Bosch Gmbh Starter für eine Brennkraftmaschine
DE102010064242B4 (de) * 2010-12-28 2020-06-04 Seg Automotive Germany Gmbh Vorrichtung zur Sicherung eines Ritzels
DE102011017534B4 (de) 2011-04-26 2020-06-04 Seg Automotive Germany Gmbh Startvorrichtung für eine Brennkraftmaschine
DE102011079754B4 (de) 2011-07-25 2020-06-18 Schaeffler Technologies AG & Co. KG Antriebsrad für eine Brennkraftmaschine mit permanent verbundenem Startermotor
DE102011080583A1 (de) * 2011-08-08 2013-02-14 Robert Bosch Gmbh Starter für eine Brennkraftmaschine
DE102011081181A1 (de) * 2011-08-18 2013-02-21 Robert Bosch Gmbh Andrehvorrichtung und Verfahren hierfür
JP5965268B2 (ja) * 2011-11-29 2016-08-03 株式会社ミツバ スタータ
FR2990729B1 (fr) * 2012-05-16 2015-11-13 Valeo Equip Electr Moteur Demarreur a lanceur muni d'une roue libre immobile en translation
DE102012210687A1 (de) * 2012-06-25 2014-01-02 Robert Bosch Gmbh Startvorrichtung für eine Brennkraftmaschine
DE102012223023A1 (de) * 2012-12-13 2014-06-18 Robert Bosch Gmbh Maschine, insbesondere elektrische Startvorrichtung
CN106286066A (zh) * 2016-09-23 2017-01-04 奇瑞汽车股份有限公司 一种优化起动nvh的起动齿轮副匹配方法
CN110821731B (zh) * 2019-12-03 2022-03-22 福建永强力加动力设备有限公司 一种启动马达
KR102503448B1 (ko) 2020-12-21 2023-02-27 현대제철 주식회사 용접성이 우수한 후판 및 그 제조방법
KR102503447B1 (ko) 2020-12-21 2023-02-28 현대제철 주식회사 용접성이 우수한 라인파이프용 강재 및 그 제조방법
KR20230102790A (ko) 2021-12-30 2023-07-07 현대제철 주식회사 라인파이프용 강재 및 그 제조방법

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2668394A1 (fr) * 2011-01-26 2013-12-04 Robert Bosch GmbH Dispositif de démarrage à actionneur de pincement à amortissement de bruit

Also Published As

Publication number Publication date
JP2011516774A (ja) 2011-05-26
US20110193434A1 (en) 2011-08-11
CN102046961A (zh) 2011-05-04
WO2009121434A1 (fr) 2009-10-08
DE102008000883A1 (de) 2009-10-01
KR20100135245A (ko) 2010-12-24

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