CN107304690A - Rocker or valve lever for an internal combustion engine - Google Patents
Rocker or valve lever for an internal combustion engine Download PDFInfo
- Publication number
- CN107304690A CN107304690A CN201710271264.4A CN201710271264A CN107304690A CN 107304690 A CN107304690 A CN 107304690A CN 201710271264 A CN201710271264 A CN 201710271264A CN 107304690 A CN107304690 A CN 107304690A
- Authority
- CN
- China
- Prior art keywords
- rocking bar
- drag lever
- nut element
- bolt
- section
- 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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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 238000005476 soldering Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 description 5
- 238000002788 crimping Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- F01L1/12—Transmitting gear between valve drive and valve
- F01L1/18—Rocking arms or levers
- F01L1/185—Overhead end-pivot rocking arms
-
- 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
- F01L1/12—Transmitting gear between valve drive and valve
- F01L1/18—Rocking arms or levers
-
- 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
- F01L1/20—Adjusting or compensating clearance
-
- 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
- F01L1/12—Transmitting gear between valve drive and valve
- F01L1/18—Rocking arms or levers
- F01L1/181—Centre pivot rocking arms
-
- 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
- F01L2303/00—Manufacturing of components used in valve arrangements
-
- 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
- F01L2305/00—Valve arrangements comprising rollers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
Abstract
The invention relates to a rocker or valve rod of an internal combustion engine, wherein the rocker or valve rod is actuated by a cam of a camshaft, wherein the rocker or valve rod has an actuating element with an actuating section and a bearing element with a bearing section, wherein the actuating section or the bearing section is adjusted relative to the rocker or valve rod by means of a screw arrangement. The invention provides that the screw device comprises: a bolt arranged or molded on the operating element or the support element and passing through a non-threaded through hole in the rocker or the valve stem; a first nut element which is screwed onto the screw at a region adjacent to the actuating section or the bearing section and which is in contact with the rocker or the valve rod on a first side; a second nut element, which is screwed onto the screw in a region remote from the actuating or support section and is in contact with the rocker or valve stem on a second side, which is opposite the first side, wherein means are present in order to prevent a rotation of the first or second nut element about the longitudinal axis of the screw.
Description
Technical field
The present invention relates to a kind of rocking bar of internal combustion engine or drag lever, wherein, rocking bar or drag lever can utilize cam
Axle it is cam-operated, wherein, rocking bar or drag lever have in a region carries at least one valve for internal combustion engine
The operating element of section is operated, and is had in a region with for being supported on the housing parts of internal combustion engine or housing parts
In support section supporting member, and wherein, operation section or support section can be borrowed relative to rocking bar or drag lever
Help and be adjusted for adjusting the bolt device in gap in terms of the position of operation section or the support section.
Background technology
GB 769 874 for example shows this rocking bar.Here, (there is the operating space for valve on its end in bolt
Section) it is fixed on rocking bar both sides using two nuts.It can be rotated accordingly come the phase of regulating bolt by it by these nuts
To position and and then also relative position of the end relative to rocking bar of regulation operation section, the thus possibility in adjusted gap
Property.
The A1 of DE 103 38 873 show that similar is also the solution of this generic.Here, in drag lever itself
In, screw thread is cut out in hole, bolt is screwed into the screw thread.The corresponding of section is operated with its end side for being used for valve by bolt
Rotating again can be with valve gap adjustment.If bolt is in correct axially position, it passes through one or two locking nut
It is fixed in its position.The B1 of EP 2 156 021 show similar solution.
That is the rocking bar or drag lever of this generic have the equipment for mechanical adjustment valve clearance, make for this
Use bolt device.
Have the disadvantage, in the known solution according to GB 769 874, it is difficult to accurate adjustment valve clearance.Here,
It has been particularly difficult that bolt being maintained in correct positioning before tightening pairing nut and preventing its unexpected companion from turning
It is dynamic.In addition, shortcoming is also resided in, the holding of the nut be it is difficult because nut be located on the bottom side of bar and thus
It is difficult in cylinder head approach during Assembly rail.
If however, bolt is directly threaded into rocking bar or valve by (such as in the case of the A1 of DE 103 38 873)
In the screw thread cut out in the hole of depression bar, then it is not the case.But this solution is relatively expensive, thus manufacturing cost
It is high.
The content of the invention
Task of the present invention is the rocking bar or drag lever for providing this generic, and the simple of valve clearance can be realized using it
Regulation, wherein, while obtaining simple and inexpensive structure.
The solution of the task is realized by the present invention, it is characterised in that the bolt device for adjusting gap includes：
- bolt, it is arranged or is molded on operating element or supporting member and in its break-through rocking bar or drag lever
Do not have threaded through hole,
- the first nut element, its with twist-on at operation section or the adjacent region of support section on bolt and
Rocking bar or drag lever are contacted on first side,
- the second nut element, its twist-on at the region away from operation section or support section is (wherein, excellent on bolt
Choosing is set, and the second nut element contacts rocking bar or drag lever on the second side, and the second side is opposed with the first side),
Wherein, there is mechanism, to prevent the first or second nut element from being rotated around bolt longitudinal axis.
Nut element described by two contacts rocking bar or drag lever preferably on side opposite each other, but this right and wrong
It is compulsory.Especially can also be by two nut arrangements on the side of bar (on especially on the upside of it), it may be particularly advantageous to, rocking bar
Or by the section be chamfered or bending of description upward (with leaving cylinder head) and not downward (court below drag lever
To cylinder head) bend.
Here, according to a preferred embodiment of the invention, for the mechanism for preventing the first or second nut element from rotating
It is preferred that be made up of at least two sections of rocking bar or drag lever, this at least two section is another together with rocking bar or drag lever
Section forms U-shaped structure together, and surrounds on two opposed sides the first or second nut element.U-shaped structure this two
Individual section is herein preferably by towards the recessed nut element of circuit card first or second in the side of bolt longitudinal axis.U-shaped structure this
Two sections can be formed by the forming process of rocking bar or drag lever during the manufacture of rocking bar or drag lever herein.
In addition, alternatively or additionally, the mechanism for preventing the first or second nut element from rotating can be by rocking bar or gas
The section composition of door depression bar, the section (from the sub or slave supporting portion of cam rollers) is arranged in the end of rocking bar or drag lever
Formed in side region and by the material section of rocking bar or the chamfered edge of drag lever.
Alternatively or additionally, the mechanism for preventing the first or second nut element from rotating can also be sealed by material
The connecting portion of (stoffschl ü ssig) is formed, and the connecting portion is arranged in rocking bar or drag lever and the first or second nut element
Between.The sealed connecting portion of material especially can be soldering or welded connection herein
Alternatively or additionally, the mechanism for preventing the first or second nut element from rotating can also be by compacting and/or depth
Journey is broken through to be formed, wherein, the material of rocking bar or drag lever is extruded in the lateral side regions of the first or second nut element.
First and/or second nut element has polygonal shape preferably in view (especially top view), especially
It is the shape of hexagon or quadrangle.
Described mechanism especially prevents the first nut element from being rotated around bolt longitudinal axis, wherein the second nut element energy
Rotated on bolt.
Thus the present invention is set, and bolt is located at rocking bar with the operation section of its end side or with the support section of its end side
Or not having in threaded through hole in drag lever and pass axially through two nuts and fix, the two nuts (preferably) arrangement
In rocking bar or drag lever both sides.One of them of these nuts is connected in other words in any feelings with rocking bar or drag lever herein
All it is fixed on as follows on rocking bar or drag lever or in rocking bar or drag lever under condition, i.e. the nut can not surround spiral shell
The longitudinal axis of bolt is rotated.
In order to which accurate adjustment valve clearance usually requires rotating bolt, until reaching bolt relative to rocking bar or drag lever
Required axially position.In the position, it is bolted on rocking bar or drag lever, specifically avoids fixed unexpected pine
It is de-.A certain degree of deformation of the part of bolt device is needed for this, this there may be negative effect to accurate adjustment valve clearance.
But thus shortcoming is minimum for proposed solution.
That is, instead of being designed threadably in rocking bar or drag lever, design of the invention is based on preferably by upper
Bolt is fixed for nut and lower nut, top nut and lower nut rocking bar or drag lever both sides twist-on on bolt.
In addition, highly reliably being ensured using proposed construction, just have been able to realize during assembling process and do not send out
Raw all parts accidental release.
It is further advantageous that the assembling of system and gap adjustment can simply be implemented, because a nut element
It can be advantageously connected in the way of not departing from rocking bar or drag lever.Corresponding Conservation measures during gap adjustment are not necessarily
, it may be particularly advantageous to, the nut element (as preferably) is the nut member adjacent with the operation section or support section of bolt
Part, the nut element is connected with rocking bar or drag lever in the manner described.
Facilitate the above-mentioned possibility of the connection between nut element and rocking bar or drag lever can be with different designs
Mode is realized.The preferably section of the bending of rocking bar or drag lever or chamfered edge, these sections formation nut element it is lateral
Abutment face and therefore surround nut element to a certain extent, thus prevent nut element to turn around bolt longitudinal axis
It is dynamic.Here, described bending or the section of chamfered edge can be arranged on the longitudinal ex-tension of rocking bar or drag lever both sides and/
Or set along the longitudinal ex-tension.In the latter case, nut element (is arranged also relative to supporting portion in bolt device
In the case of in operating area) spacing or with operating area (in the case where bolt device is arranged in bearing region)
Spacing is accurately fixed, and this is conducive to accurate adjustment valve clearance.In said case, assemble and prevent during assembling process
The nut element of rotation.
But can also provide, the assembling of nut element of rotation is prevented in rocking bar or drag lever production process phase
Between carry out.Nut element can be fixed with will pass through material deformation using compacting and/or Deep drawing method or similar technique for this
On rocking bar or drag lever.If be fixed in this nut element according to crimping mode on rocking bar or drag lever, realize
Nut element is very reliable fixed on rocking bar or drag lever.
Another possibility relevant with this is the sealed connection of application material, the especially company of soldering or welding procedure form
Connect.Here, the sealed connection of material can be performed in rocking bar or the diverse location of the manufacturing process of drag lever.
Brief description of the drawings
Embodiments of the invention are shown in the drawings.Wherein：
Fig. 1 a show the side view of the drag lever of the internal combustion engine according to first embodiment of the invention；
Fig. 1 b show the top view (from below) attached troops to a unit；And
Fig. 1 c show the front view attached troops to a unit；
Fig. 2 shows the side view of the drag lever of the internal combustion engine according to second embodiment of the invention；
Fig. 3 shows the side view of the drag lever of the internal combustion engine according to third embodiment of the invention；
Fig. 4 shows the side view of the drag lever of the internal combustion engine according to four embodiment of the invention；
Fig. 5 shows the side view of the drag lever of the internal combustion engine according to fifth embodiment of the invention；
Fig. 6 a show the top view (from below) of the drag lever of the internal combustion engine according to sixth embodiment of the invention；And
Fig. 6 b show three-dimensional view；
Fig. 7 a, Fig. 7 b, Fig. 7 c schematically show the one of the drag lever of internal combustion engine with Fig. 7 d with four different production phases
Partial generating process；
Fig. 8 shows the partial cutaway figure of the cylinder head of internal combustion engine, wherein, using the rocking bar according to the present invention；And
Fig. 9 shows the partial cutaway figure of the cylinder head of internal combustion engine, wherein, using the drag lever according to the present invention.
Embodiment
For commonly used Fig. 8 of reference first and Fig. 9 of rocking bar or drag lever 1 arranged according to the present invention.
Figure 8 illustrates rocking bar 1, it is supported in supporting portion 2.Rocking bar 1 has cam rollers in axial end region
Son 25, the cam roller operated by cam 26 and realize rocking bar 1 required to carrying out the pivot of gas control using valve 27
Motion.For valve gap adjustment, rocking bar 1 has operating element 4 in area 3, and operating element includes operation section 5.Operation
Section 5 operates valve 27 and it is in axial direction moved.For gap adjustment, bolt device, spiral shell are provided with area 3
Pin device especially includes bolt 7, the first nut element 9 and the second nut element 11, this is described below in detail embodiment.
Drag lever 1 is shown, it is supported at this in supporting portion 2 in housing parts 24 of internal combustion engine in Fig. 9, i.e.
In the cylinder head of internal combustion engine.The cam roller 25 for being substantially centered arrangement is operated by cam 26, so that the right part of drag lever 1
Corresponding be squeezed into axially is moved by the valve 27 and end according to desired gas control time.In drag lever 1
Supporting member 4 of the arrangement with support section 5 (being used for the bulb being supported in cylinder head) in region 3, wherein, it is herein regulation
The purpose of valve clearance sets bolt device again, and bolt device carries bolt 7, the first nut element 9 and the second nut element 11,
Illustrate in detail below.
In the case of drag lever, bolt device can also be arranged on the boom end of engine valve door side.
That is, it is proposed that scheme can be not only used for rocking bar and can also be used for drag lever (swing rod), wherein, between regulation valve
Or the bolt device needed for gap is arranged on the position that rocking bar is operated to valve, it is supported on or being arranged on drag lever
Position in cylinder head.
For the purpose of simplifying the description, supporting member and the accompanying drawing of support section are combined in the case of using drag lever below
Mark 4 and 5 is illustrated, and the reference of binding operation element and operation section is said in the case where using rocking bar
It is bright.
Fig. 1 a to 1c show the drag lever 1 according to the internal combustion engine of first embodiment of the invention with three views, and it can
It is pivotally supported in supporting portion 2.In end side region 3, drag lever 1 has the supporting member 4 with support section 5,
The support section is provided for contacting with the housing parts of internal combustion engine (referring to the cylinder head 24 in Fig. 9).In order to be able to adjust valve
Gap, drag lever 1 has bolt device 6, utilizes the relative position of its adjustable support section 5 and the main body of drag lever 1.
Bolt device 6 has the through hole 8 of the non-threaded in bolt 7, bolt break-through drag lever 1 for this and in other feelings
It is fixed under condition on drag lever 1.Therefore, two nut elements 9 and 11, i.e. the first nut element 9 and the second nut element 11,
Twist-on is on bolt 7.As can be seen, the first nut element 9 is arranged on the first side 10 of drag lever 1, and the
Two nut elements 11 are positioned on the second side 12 of drag lever 1；This both sides 10 and 12 is herein away from one another, i.e. be arranged on gas
On the not homonymy of door depression bar.
Therefore, the two fixing bolts 7 of nut element 9 and 11, after this bolt be based on its longitudinal axis a relative to valve
During depression bar 1 is positioned needed for being arranged in.Thus accurate adjustment valve clearance.
In order to be able to realize that the regulation of valve clearance is provided that in a particularly simple way, mechanism 13 is there are, to hinder
Only the first nut element 9 is rotated around the longitudinal axis a of bolt 7.
In the embodiment in accordance with fig. 1, the mechanism 13 is realized by two sections 14 and 15 of drag lever 1, the two
Section 14 and 15 together with drag lever 1 another section formation U-shaped structure, this can in Fig. 1 c it may be clearly seen that.The two
Section 14 and 15 is herein in side as follows against the first nut element 9, i.e. so that the first nut element can not surround spiral shell
The longitudinal axis a of bolt 7 is rotated.
Previous designs are changed according to Fig. 2 solution as follows, i.e. now in the end side region of drag lever 1
The section 16 of chamfered edge is set, and it is similar to extends according to Fig. 1 solution in the side zones of the first nut element 9, and
And thus prevent nut element 9 around longitudinal axis a rotate.
Set according to Fig. 3 solution, the direction that the material of drag lever 1 passes through the longitudinal axis a towards bolt 7 into
Shape scheme and be formed so that the first nut element 9 is prevented from terms of the longitudinal axis a rotations around bolt 7 again.By
This (as the solution according to Fig. 2) bolt 9 is also particularly well fixed on the direction of the longitudinal axis of drag lever 1
On its position.
It is according to the difference of Fig. 4 solution and above-described embodiment, the sealed connecting portion 17 of material is provided with herein,
So as to which the first nut element 9 is fixed on drag lever 1 and thus prevents the longitudinal axis a around bolt 7 from rotating.Material is sealed
Connecting portion 17 be preferably brazed joints or welded connection.
In Figure 5 it is seen, for example, extruding drag lever as follows by crimping process (its details is illustrated in the figure 7)
1 material, i.e. it is so that towards the side in the longitudinal axis a directions of bolt 7 the first nut element 9 of recessed anti-card, this in turn ensures that the first nut
Element 9 can not be rotated around the longitudinal axis a of bolt 7.
Figure 6 illustrates flexible program, wherein, the first nut element 9 as do not set above, with hexagon
The mode of profile or top view is constructed, but is configured to the structure of four sides rectangle in other words.But at the aspect of mechanism 13
Analogously it is applied to prevent the first nut element 9 from rotating around the longitudinal axis a of bolt 7：The section 14,15 and 16 of drag lever 1
Again as follows deformation or chamfered edge, i.e. the region of the material of shaping against the side of the first nut element 9 and its thus hinder
Stop and having been rotated around the longitudinal axis a of bolt 7.
Shown in Fig. 7 a to 7d order how can manufacture the design according to Fig. 5.
Here, showing upper mould part 18 and lower mold elements 19 in figure 7 a first, the section of drag lever 1 utilizes upper
Mold component 18 and lower mold elements 19 are molded；Thus generate U-shaped structure.
Show in fig .7b, how punching die 20 generates the through hole 8 in drag lever 1.
Then, by the drag lever 1 for preparing in the above described manner be incorporated into upper shaping dies 21 and lower shaping dies 22 it
Between (see Fig. 7 c), wherein, the first nut element 9 is also placed in above-mentioned die device.Closed die (for this referring to Fig. 7 d)
When, then generate crimping 23, i.e. by the material of drag lever 1, the recessed circuit card first in side is utilized towards the longitudinal axis a directions of bolt 7
Nut element 9, so that being fixedly connected between obtaining the nut element 9 of drag lever 1 and first；Nut element 9 thus prevents to enclose
Rotated around the longitudinal axis a of bolt 7.
It is self-evident, above-mentioned combination Fig. 1 to Fig. 7 whole embodiments be also analogously applied to rocking bar (according to
Use in Fig. 8), wherein, Fig. 1 to Fig. 7 shows drag lever (referring to Fig. 9) diagram.
Reference numerals list
1 rocking bar/drag lever (swing rod)
2 supporting portions
The region of 3 rocking bars or drag lever
4 operating elements/supporting member
5 operation section/support sections
6 bolt devices
7 bolts
8 through holes
9 first nut elements
First side of 10 rocking bars
11 second nut elements
Second side of 12 rocking bars or drag lever
13 are used for the mechanism that prevention is rotated
First section of 14 U-shaped structures
Second section of 15 U-shaped structures
The chamfered edge section of the end side of 16 rocking bars or drag lever
The sealed connecting portion of 17 materials
18 upper mould parts
19 lower mold elements
20 punching dies
Shaping dies on 21
22 times shaping dies
23 crimpings
24 housing parts (cylinder head)
25 cam rollers
26 cams
27 valves
The longitudinal axis of a bolts
Claims (10)
1. the rocking bar or drag lever (1) of a kind of internal combustion engine, wherein, the rocking bar or drag lever (1) can utilize camshaft
Cam (26) operation, wherein, the rocking bar or drag lever (1) in the zone have carry be used for the internal combustion engine at least
The operating element of the operation section of one valve (27), and there is the housing for carrying and being used for being supported on the internal combustion engine in the zone
The supporting member of support section on part (24) or in the housing parts of the internal combustion engine, and wherein, the operation section
Or the support section can be by the bolt device (6) for adjusting gap described relative to rocking bar or drag lever (1)
It is adjusted in terms of the position of operation section or the support section,
Characterized in that,
The bolt device (6) includes：
- bolt (7), the bolt is arranged or is molded on the operating element or supporting member (4) and the bolt break-through
Do not have threaded through hole (8) in the rocking bar or drag lever (1),
- the first nut element (9), first nut element is operating section or the adjacent region of support section (5) with described
Place's twist-on contacts the rocking bar or drag lever (1) on the bolt (7) and on the first side (10),
- the second nut element (11), second nut element is at the region away from the operation section or support section (5)
Twist-on contacts the rocking bar or drag lever (1), second side on the bolt (7) and preferably on the second side (12)
It is opposed with first side (10),
Wherein, there is mechanism (13), to prevent the first or second nut element (9,11) from surrounding the longitudinal axis of the bolt (7)
(a) rotate.
2. rocking bar according to claim 1 or drag lever, it is characterised in that for preventing the first or second nut element
(9,11) mechanism (13) rotated is made up of at least two sections (14,15) of rocking bar or drag lever (1), and described at least two
Section forms U-shaped structure together with another section of rocking bar or drag lever (1), and surrounds on two opposed sides
One or second nut element (9,11).
3. rocking bar according to claim 2 or drag lever, it is characterised in that two sections of the U-shaped structure (14,
15) the recessed nut element of circuit card first or second (9,11) in side towards longitudinal axis (a) direction of the bolt (7) is utilized.
4. rocking bar or drag lever according to Claims 2 or 3, it is characterised in that two sections of the U-shaped structure
(14,15) are formed by the forming process of the rocking bar during the manufacture of rocking bar or drag lever or drag lever (1).
5. rocking bar as claimed in any of claims 1 to 4 or drag lever, it is characterised in that for preventing first
Or second nut element (9,11) rotate mechanism (13) be made up of the section (16) of rocking bar or drag lever (1), the section from
Cam roller (25) is arranged in from supporting portion in the end side region of the rocking bar or drag lever (1) and by institute
The material section for stating the chamfered edge of rocking bar or drag lever (1) is formed.
6. rocking bar as claimed in any of claims 1 to 6 or drag lever, it is characterised in that for preventing first
Or second nut element (9,11) rotate mechanism (13) formed by the sealed connecting portion of material (17), the sealed company of the material
Socket part is arranged between the rocking bar or drag lever (1) and the first or second nut element (9,11).
7. rocking bar according to claim 6 or drag lever, it is characterised in that the sealed connecting portion of the material (17) is
Soldering or welded connection.
8. rocking bar as claimed in any of claims 1 to 7 or drag lever, it is characterised in that for preventing first
Or second nut element (9,11) rotate mechanism (13) by compacting and/or deep-draw process formed, wherein, the rocking bar or valve
The material of depression bar (1) is extruded in the side zones of the first or second nut element (9,11).
9. rocking bar as claimed in any of claims 1 to 8 or drag lever, it is characterised in that first and/or second
Nut element (9,11) has the shape of polygonal shape, especially hexagon or quadrangle in the view.
10. rocking bar as claimed in any of claims 1 to 9 or drag lever, it is characterised in that the mechanism (13)
First nut element (9) is prevented to be rotated around the longitudinal axis (a) of the bolt (7), and second nut element
(11) it can be rotated on the bolt (7).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102016206959.4 | 2016-04-25 | ||
| DE102016206959.4A DE102016206959A1 (en) | 2016-04-25 | 2016-04-25 | Tilting or drag lever of an internal combustion engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107304690A true CN107304690A (en) | 2017-10-31 |
Family
ID=60020882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710271264.4A Pending CN107304690A (en) | 2016-04-25 | 2017-04-24 | Rocker or valve lever for an internal combustion engine |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107304690A (en) |
| DE (1) | DE102016206959A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111085552A (en) * | 2019-12-25 | 2020-05-01 | 山东钢铁集团日照有限公司 | Height fine-adjustment device for loop roller of plate and strip rolling mill |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020227490A1 (en) * | 2019-05-09 | 2020-11-12 | Fawley Bradford R | Valve clearance setting and adjustment components and systems and methods of using the same |
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| CN103256082A (en) * | 2013-05-17 | 2013-08-21 | 力帆实业(集团)股份有限公司 | Adjusting nut used for adjusting motorcycle air valve clearance |
| CN203362249U (en) * | 2013-07-22 | 2013-12-25 | 中国重汽集团济南动力有限公司 | Engine valve rocker arm assembly |
| DE102014212621A1 (en) * | 2014-06-30 | 2015-12-31 | Schaeffler Technologies AG & Co. KG | Lever for the valve train of an internal combustion engine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB769874A (en) | 1955-06-20 | 1957-03-13 | Walter Alfred Begley | Valve-actuating mechanism for internal-combustion engines |
| JP2004076656A (en) | 2002-08-20 | 2004-03-11 | Ntn Corp | Rocker arm |
| DE102007021855A1 (en) | 2007-05-10 | 2008-11-13 | Schaeffler Kg | Rocker arm of an internal combustion engine |
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2016
- 2016-04-25 DE DE102016206959.4A patent/DE102016206959A1/en not_active Withdrawn
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2017
- 2017-04-24 CN CN201710271264.4A patent/CN107304690A/en active Pending
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| US20110005484A1 (en) * | 2007-09-26 | 2011-01-13 | Makoto Yasui | Lash adjuster |
| CN102852579A (en) * | 2011-05-30 | 2013-01-02 | 谢夫勒科技股份两合公司 | Rocker arm |
| CN202402091U (en) * | 2011-12-26 | 2012-08-29 | 唐亚辉 | Valve and rocker combination of gasoline engine |
| CN202483660U (en) * | 2012-03-14 | 2012-10-10 | 苏州市双马机电有限公司 | Valve rocker mechanism for gasoline engine |
| CN103256082A (en) * | 2013-05-17 | 2013-08-21 | 力帆实业(集团)股份有限公司 | Adjusting nut used for adjusting motorcycle air valve clearance |
| CN203362249U (en) * | 2013-07-22 | 2013-12-25 | 中国重汽集团济南动力有限公司 | Engine valve rocker arm assembly |
| DE102014212621A1 (en) * | 2014-06-30 | 2015-12-31 | Schaeffler Technologies AG & Co. KG | Lever for the valve train of an internal combustion engine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111085552A (en) * | 2019-12-25 | 2020-05-01 | 山东钢铁集团日照有限公司 | Height fine-adjustment device for loop roller of plate and strip rolling mill |
| CN111085552B (en) * | 2019-12-25 | 2021-10-15 | 山东钢铁集团日照有限公司 | Height fine-adjustment device for loop roller of plate and strip rolling mill |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102016206959A1 (en) | 2017-10-26 |
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