CN105464736A - Assembly of camshaft regulator rotor in camshaft section and assembly manufacturing method - Google Patents
Assembly of camshaft regulator rotor in camshaft section and assembly manufacturing method Download PDFInfo
- Publication number
- CN105464736A CN105464736A CN201510557900.0A CN201510557900A CN105464736A CN 105464736 A CN105464736 A CN 105464736A CN 201510557900 A CN201510557900 A CN 201510557900A CN 105464736 A CN105464736 A CN 105464736A
- Authority
- CN
- China
- Prior art keywords
- camshaft
- section
- assembly
- rotor
- camshaft adjuster
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/02—Valve drive
- F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
- F01L1/047—Camshafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
- F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
- F01L1/3442—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Valve Device For Special Equipments (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
Abstract
The present invention relates to an assembly of a camshaft regulator rotor in a camshaft section and an assembly manufacturing method. An object of the present invention is to provide the above mentioned assembly (10) and the above mentioned method, by using which reliable connection equipped with reliable transmission of moment between the camshaft regulator rotor (12) and the camshaft section (14) is established in a simple manner, and by using which manufacturing the camshaft regulator rotor (12) for the assembly (10) and the camshaft section (14) with appropriate cost is available. The camshaft regulator rotor (12) supported around a rotation axis (18) of a camshaft regulator is arranged at the camshaft section (14) according to the assembly (10) of the present invention, wherein the camshaft regulator rotor (12) is touched with the camshaft section (14) through contact end faces (26, 28), wherein the contact end faces (26, 28) are generated by break.
Description
Technical field
The present invention relates to the assembly of a kind of camshaft adjuster rotor at the section place of camshaft and a kind of for the manufacture of the method for the camshaft adjuster rotor of this assembly and the section of camshaft.The invention particularly relates to the camshaft adjuster rotor of the camshaft adjuster for hydraulic pressure.
Background technique
From practice, the camshaft adjuster rotor of especially known camshaft adjuster is at the assembly of the section of camshaft, and the section being also referred to as the independent manufacture of camshaft mandrel end part of camshaft is connected ordinatedly with camshaft adjuster rotor forces wherein.This is by realizing in the region between the face of the side in the face of side and the section of camshaft that friction plate are arranged in camshaft adjuster rotor.In order to transmit torque enough for the use according to the rules of assembly, with enough large sections trying hard to recommend pressure camshaft adjuster rotor and camshaft against friction plate.
Summary of the invention
Task of the present invention is, there is provided a kind of camshaft adjuster rotor of camshaft adjuster at the assembly at the section place of camshaft, utilize this assembly can set up reliable connection in a straightforward manner, this connection is with the reliable delivery of the moment between camshaft adjuster rotor and the section of camshaft.In addition should provide a kind of and manufacture method for the camshaft adjuster rotor of this assembly and the section of camshaft for cost-effective.
Independent claims are utilized to solve this task according to the present invention.The mode of execution of practicality in addition illustrates in the dependent claims.
For the camshaft adjuster rotor around rotation axis supporting of camshaft adjuster at the section place of camshaft according to for assembly of the present invention, camshaft adjuster rotor is directly touched by contacting end face with the section of camshaft, wherein contacts end face and produces by disconnecting (Bruchtrennen).The advantage of this assembly is, the section of this camshaft adjuster rotor of the touching of camshaft adjuster rotor and camshaft can easily be arranged adjacent to each other, and does not need to arrange the other element especially improving friction between these components.By carrying out manufacturing the contact end face extended on the direction of radial direction produced with irregular surface (and cause thus also with the stretching, extension of axis) by means of disconnection, between camshaft adjuster rotor and the section of camshaft, produce the connection of form fit when transmitting rotational motion by means of this contact end face.
Extend on the length l of at least 1mm on the direction of axis at the contact end face of the mode of execution cam shaft-type governor rotor of a kind of practicality of assembly according to the present invention and/or the section of camshaft.Preferably length l is at least 2mm and is particularly preferably at least 3mm.Length l choose larger, the section of camshaft adjuster rotor and camshaft " is engaged " each other must be better, and namely when identical impacting force, the transferable torque between camshaft adjuster rotor and the section of camshaft is larger.
The present invention is implemented and is particularly useful for (hydraulic pressure) camshaft adjuster, and this camshaft adjuster is arranged in the section place of camshaft, and this sector architecture is independent camshaft mandrel end part.When camshaft mandrel end part is the element of structure separately, obtain the simple assembling of camshaft adjuster rotor at the section place of camshaft.
Comprise multiple rotor arm at the mode of execution cam shaft-type governor rotor of the other practicality of assembly according to the present invention, the section of these rotor arm opposing cam axles radially outwardly.This rotor arm is preferably employed in the camshaft adjuster of hydraulic pressure, so as can relatively bent axle and/or relatively other camshaft adjustment camshaft phase place.
Can in a straightforward manner by suitable structure and layout and central authorities' (valve) threaded fastener (Zentral (-Ventil)-Schraube) are screwed in the section of camshaft and clamp against this section according to the camshaft adjuster rotor of assembly of the present invention.Threaded fastener can however need not valve be contained, to control the position of camshaft adjuster rotor.The form fit that You Ci – is only produced by the little length Yan Shen – of a millimeter on the direction of axis or several millimeters if necessary also can reliably keep at the run duration of assembly.
The invention still further relates to a kind of for the manufacture of the method for the camshaft adjuster rotor of this assembly and the section of camshaft, wherein the method at least comprises following method step:
A) manufacture single piece component, this single piece component comprises at least one section and outward extending on the direction of radial direction in the end of this section (namely especially the section of opposing cam axle outstanding) camshaft adjuster rotor of camshaft,
B) section of camshaft adjuster rotor from camshaft is disconnected.
Can perform according to method of the present invention in the simple and mode of cost-effective.Relatively by the known manufacture method of background technique and the manufacture cost being particularly useful for the assembling after a while of corresponding assembly can utilize method according to the present invention to reduce.
As combined and having illustrated according to assembly of the present invention, when according to assembly of the present invention, the direction of axis is particularly preferred with the fracture portion of the inclination of certain minimum extension l.According to a kind of practicality of method according to the present invention mode of execution to this according to aforesaid method characteristic a) single piece component be fixed on for performing disconnection at least two regions at the section place of camshaft, these at least two regions are arranged to axially spaced.When using enough crisp material for single piece component, when according to method characteristic b) pending disconnection, the fracture of single piece component is carried out approx or accurately in the region sandwiched accordingly.Occur the fracture portion tilted thus, with extended length l minimum on the direction of axis, the corresponding end contact face of the section of camshaft adjuster rotor and camshaft extends after it has been broken in this fracture portion.
Can impel in the following manner or promote in addition or alternatively, with the geometrical construction expected structure fracture portion, namely before execution disconnects, at least one theoretical fracture location to be incorporated in single piece component.Preferably so theoretical fracture location is incorporated in single piece component during fabrication, such as when single piece component is fabricated to foundry goods by corresponding geometrical construction is configured in mfg. moulding die.But after the fabrication but before execution disconnects, to introduce one or more theoretical fracture location be also feasible, such as, by the processing of machinery.
When should only a theoretical fracture location be incorporated in single piece component, preferably, theoretical fracture location extends on periphery on the direction of axis in the length of at least 1mm, to make when pending fracture as end contact face obtains this minimum length l.Alternatively or addedly can also introduce at least two theoretical fracture locations, these at least two theoretical fracture location spaced at least 1mm on the direction of axis.About minimum length l, the aforementioned length that is preferred and preferred 2mm and 3mm in addition mentioned is applicable.
Accompanying drawing explanation
The hereafter mode of execution of accompanying drawings practicality in addition of the present invention and advantage.Wherein:
Fig. 1 illustrated in the diagram of three-dimensional the camshaft adjuster rotor in its mounting point at the section place of camshaft according to assembly of the present invention and the other element functionally connected,
Fig. 2 illustrates and separated from one another comes from the camshaft adjuster rotor of Fig. 1 and the section of camshaft in the diagram of three-dimensional,
Fig. 3 illustrated in the diagram of three-dimensional be bonded together in its mounting point come from the camshaft adjuster rotor of Fig. 1 and the section of camshaft,
Fig. 4 to have illustrated the camshaft adjuster rotor with the friction plate that insert known by background technique separated from one another and the section by the known camshaft of background technique in the diagram of three-dimensional, and
Fig. 5 shows the cross section diagram being contiguous to the amplification of the part at camshaft adjuster rotor place of the section through camshaft.
List of numerals
10 assemblies
12 camshaft adjuster rotors
The section of 14 camshafts
16 camshaft mandrel end parts
18 rotation axiss
20 central authorities (valve) threaded fastener
22 friction plates
24 (friction plate) side
26 (camshaft mandrel end part) contact end face
28 (camshaft adjuster rotor) contact end face
30 rotor arms.
Embodiment
Fig. 1 illustrated in the diagram of three-dimensional the camshaft adjuster rotor 12 in its mounting point at section 14 place of camshaft according to assembly 10 of the present invention and the other element functionally connected.Fig. 2 and Fig. 3 merely illustrate be spaced on the one hand (Fig. 2) be bonded together in mounting point on the other hand the camshaft adjuster rotor 12 of (Fig. 3) and the section 14 of camshaft.
Fig. 4 shows by the known assembly of background technique for comparing.At this, consistent or that at least function is identical element is used and reference symbol identical in fig. 1-3.
The section 14 of the camshaft illustrated in figures 1-4 is so-called camshaft mandrel end part 16, this camshaft mandrel end part as independent component manufacture and with the second section anti-rotating of unshowned camshaft be connected.It is also feasible that camshaft is implemented as single-piece.The section 14 of camshaft forms whole camshaft in this case.Thus, this concept of section of camshaft 14 should also comprise complete camshaft.
The section of camshaft 14 can support rotationally around rotation axis 18.When mentioning axial direction in the disclosure, refer to the direction of rotation axis 18.In the scope of the present disclosure, the direction of radial direction is interpreted as all directions stretched perpendicular to rotation axis 18.
As can be seen in Figure 1 like that, camshaft adjuster rotor 12 not only when being pushed against camshaft mandrel end part 16 by means of being screwed in camshaft mandrel end part 16, so-called central authorities' (valve) threaded fastener 20 on the direction of axis according to when assembly of the present invention but also at known by the background technique assembly according to Fig. 4 on the direction of axis.
When the assembly known by background technique, between camshaft adjuster rotor 12 and camshaft mandrel end part 16, set up enough power by mode below to coordinate, namely as friction plate 22 shown in Figure 4 is so arranged between camshaft adjuster rotor 12 and camshaft mandrel end part 16, namely make friction plate 22 in mounting point, utilize side 24 abut in contact end face 26 place of camshaft mandrel end part 16 and utilize relatively and the side of putting (is not provided with reference symbol, because can not find out in the figure) the contact end face that abuts in camshaft adjuster rotor 12 (is not provided with reference symbol in the diagram, because can not find out in the diagram) place.Therefore friction plate 22 is entrapped between camshaft adjuster rotor 12 and camshaft mandrel end part 16 on the direction of axis by central valve threaded fastener 20.
Camshaft adjuster rotor 12 and camshaft mandrel end part 16 is manufactured in the following manner according to method according to the present invention, namely first single-piece ground manufactures as element shown in Figure 3 and this element is then divided into two parts by disconnection, is namely divided into camshaft adjuster rotor 12 and camshaft mandrel end part 16.Fracture geometrical construction that is independent, complementary structure is produced at contact end face 28 place (see Fig. 2) of camshaft adjuster rotor 12 with end face 26 place that contacts at camshaft mandrel end part 16 at this.This fracture geometrical construction extends substantially on the direction of radial direction.So construct fracture geometrical construction in the mode of execution illustrated in fig. 1-3, namely make this fracture geometrical construction extend on the length l of about 3mm on the direction of axis.
As in Figure 5 to be illustrated as example manifests through the cross section being contiguous to the part at camshaft adjuster rotor 12 place of the camshaft mandrel end part 16 coming from Fig. 1 to Fig. 3, length l corresponding to observe from arbitrary radial sectional plane S on the direction of axis from this sectional plane S to the some P left farthest of fracture geometrical construction
espacing a
1with fracture geometrical construction be in nearest some P
nand the spacing a between sectional plane S
2between difference.This manifests to be illustrated as example through the cross section of camshaft mandrel end part 16 in Figure 5.Spacing a in embodiment shown in Figure 5
1and a
2difference be 3mm.Enough dark occlusion is obtained thus between the contact end face 26 of camshaft mandrel end part 16 and the contact end face 28 of the complementary structure of camshaft adjuster rotor 12.
As can in Fig. 1 to Fig. 4 find out, camshaft adjuster rotor 12 has multiple rotor arm 30, these rotor arms especially by means of not shown in details, the drive unit of known by background technique hydraulic pressure makes relatively same unshowned bent axle or other camshaft within limited angular regions, change camshaft mandrel end part 16 becomes possibility together with the setting mutually of unshowned camshaft.The common feasibility that adjusts mutually of camshaft adjuster is between 10 ° and 50 ° of crank shaft angle, i.e. between 5 ° and 25 ° of camshaft angles (4 two-stroke engine).
It is of the present invention that in present description, in the accompanying drawings and in the claims, disclosed feature can not only individually but also be important to combine arbitrarily for realizing the present invention with its different mode of execution.The invention is not restricted to illustrated mode of execution.The present invention can change within the scope of the claims and when considering the knowledge of those skilled in the art.
Claims (9)
1. the assembly of camshaft adjuster rotor (12) at section (14) place of camshaft supported around rotation axis (18) of a camshaft adjuster, wherein said camshaft adjuster rotor (12) passes through to contact end face (26 with the section (14) of described camshaft, 28) touch, it is characterized in that, described contact end face (26,28) produces by disconnecting.
2. the assembly according to aforementioned claim, it is characterized in that, the contact end face (26) of the contact end face (28) of described camshaft adjuster rotor (12) and/or the section (14) of described camshaft extends on the direction of axis on the length l of at least 1mm.
3. according to any one in aforementioned claim or multinomial described assembly, it is characterized in that, the section (14) of described camshaft is that construct separately, axial camshaft mandrel end part (16).
4. according to any one in aforementioned claim or multinomial described assembly, it is characterized in that, the section (14) of the relatively described camshaft of described camshaft adjuster rotor (12) radially outwardly and comprise multiple rotor arm (30).
5. according to any one in aforementioned claim or multinomial described assembly, it is characterized in that, the section (14) of described camshaft adjuster rotor (12) and described camshaft is clamped toward each other by central authorities' (valve) threaded fastener (20) be screwed in the section (14) of described camshaft.
6., for the manufacture of the method for the camshaft adjuster rotor (12) of this assembly (10) and the section (14) of camshaft, it is characterized in that following method step:
A) manufacture single piece component, this component comprise camshaft at least one section (14) and in the end of this section (14) on the direction of radial direction outward extending camshaft adjuster rotor (12),
B) section (14) of described camshaft adjuster rotor (12) from described camshaft is disconnected.
7. the method according to aforementioned claim, it is characterized in that, described single piece component is fixed on for performing disconnection at least two regions at this section (14) place of described camshaft, and these at least two regions are arranged to axially spaced.
8., according to any one in aforementioned claim or multinomial described method, it is characterized in that, before execution disconnects, at least one theoretical fracture location is incorporated in described single piece component.
9. the method according to aforementioned claim, it is characterized in that, at least one theoretical fracture location described is introduced by the region extended in the length of at least 1mm on the direction of axis, or introduce at least two theoretical fracture location places, these at least two theoretical fracture locations are spaced at least 1mm on the direction of axis.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014112808.7 | 2014-09-05 | ||
| DE102014112808.7A DE102014112808B4 (en) | 2014-09-05 | 2014-09-05 | Arrangement of a camshaft actuator rotor of a camshaft actuator on a portion of a camshaft and method for producing a camshaft actuator rotor and a portion of a camshaft for such an arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105464736A true CN105464736A (en) | 2016-04-06 |
Family
ID=55358285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510557900.0A Pending CN105464736A (en) | 2014-09-05 | 2015-09-06 | Assembly of camshaft regulator rotor in camshaft section and assembly manufacturing method |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105464736A (en) |
| DE (1) | DE102014112808B4 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102016207180B3 (en) | 2016-04-27 | 2017-08-17 | Schaeffler Technologies AG & Co. KG | Output element of a camshaft adjuster, which has a partial structuring on the contact surface to the camshaft |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201218271Y (en) * | 2008-07-10 | 2009-04-08 | 安徽江淮汽车股份有限公司 | Cracking link lever blank of engine |
| DE102009009523A1 (en) * | 2009-02-18 | 2010-08-19 | Schaeffler Technologies Gmbh & Co. Kg | Phase setting arrangement i.e. camshaft setting arrangement, for internal-combustion engine, has drive part that is mounted on bearing pedestal consisting of two base parts, where drive part is provided in phase setting device |
| DE102011115954A1 (en) * | 2011-10-13 | 2012-05-03 | Daimler Ag | Method for manufacturing crankshaft of internal combustion engine, involves forming notches on fracture-separated regions of bearing pins |
| CN102840217A (en) * | 2011-06-24 | 2012-12-26 | 铃木株式会社 | Connecting rod fracture splitting method and apparatus therefor |
| CN203335167U (en) * | 2013-07-18 | 2013-12-11 | 中国重汽集团济南动力有限公司 | Overhead camshaft engine rockshaft assembly |
| WO2014108116A1 (en) * | 2013-01-14 | 2014-07-17 | Schaeffler Technologies AG & Co. KG | Camshaft adjuster |
-
2014
- 2014-09-05 DE DE102014112808.7A patent/DE102014112808B4/en not_active Expired - Fee Related
-
2015
- 2015-09-06 CN CN201510557900.0A patent/CN105464736A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201218271Y (en) * | 2008-07-10 | 2009-04-08 | 安徽江淮汽车股份有限公司 | Cracking link lever blank of engine |
| DE102009009523A1 (en) * | 2009-02-18 | 2010-08-19 | Schaeffler Technologies Gmbh & Co. Kg | Phase setting arrangement i.e. camshaft setting arrangement, for internal-combustion engine, has drive part that is mounted on bearing pedestal consisting of two base parts, where drive part is provided in phase setting device |
| CN102840217A (en) * | 2011-06-24 | 2012-12-26 | 铃木株式会社 | Connecting rod fracture splitting method and apparatus therefor |
| DE102011115954A1 (en) * | 2011-10-13 | 2012-05-03 | Daimler Ag | Method for manufacturing crankshaft of internal combustion engine, involves forming notches on fracture-separated regions of bearing pins |
| WO2014108116A1 (en) * | 2013-01-14 | 2014-07-17 | Schaeffler Technologies AG & Co. KG | Camshaft adjuster |
| CN203335167U (en) * | 2013-07-18 | 2013-12-11 | 中国重汽集团济南动力有限公司 | Overhead camshaft engine rockshaft assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102014112808A1 (en) | 2016-03-10 |
| DE102014112808B4 (en) | 2017-08-03 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160406 |