CN108908176A - Cylinder cover valve washer is pressed auxiliary mould - Google Patents
Cylinder cover valve washer is pressed auxiliary mould Download PDFInfo
- Publication number
- CN108908176A CN108908176A CN201811072885.0A CN201811072885A CN108908176A CN 108908176 A CN108908176 A CN 108908176A CN 201811072885 A CN201811072885 A CN 201811072885A CN 108908176 A CN108908176 A CN 108908176A
- Authority
- CN
- China
- Prior art keywords
- mounting plate
- support
- cylinder cover
- datum level
- auxiliary mould
- 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
Links
- 238000009434 installation Methods 0.000 claims abstract description 13
- 210000002421 cell wall Anatomy 0.000 claims description 3
- 230000003447 ipsilateral effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a kind of cylinder cover valve washers to be pressed auxiliary mould, including support, there is mounting surface for be bonded installation with the upper surface of cylinder cap on support, support is disposed with datum level, and datum level is vertical with the valve stem pilot hole hole core direction installed on cylinder cap on the support.By being equipped with the datum level vertical with the valve stem pilot hole hole core direction on cylinder cap on the support, datum level need to be only bonded with the table surface of horizontal position, the valve stem pilot hole hole core direction on cylinder cap can be guaranteed perpendicular to ground or table surface, it is pressed valve retainer at this time, it can exert oneself in vertical direction, to guarantee that valve retainer is vertical with valve stem pilot hole hole core direction, installation accuracy is improved.
Description
Technical field
The present invention relates to technical field of automobile engine, are specifically exactly a kind of cylinder cover valve washer press fitting auxiliary
Tooling.
Background technique
Cylinder head is the important component of engine, and press fitting, the processing of cylinder head valves base system are the key that cylinder head processing
Process, quality directly affect the service performance of engine.Each engine works found a capital line when to the processing of valve seat enough attention,
And the selection of press-loading device and press-loading process be easy it is ignored.
The valve guide bushing of cylinder cover of automobile engine, the processing process of seat ring are generally：Machine adds valve guide bushing, seat ring
Bottom outlet → assembly valve guide bushing, seat ring → finishing valve guide bushing, seat ring hole.Valve guide bushing, seat ring machining accuracy be guarantee
Principal element and valve guide bushing, the important factor in order of the press fitting quality of seat ring of engine air distribution system quality such as occur
Valve seating press fitting is not in place, and faying face has the gap, and valve can be caused to fall off and the serious quality problems such as oil consumption is big, because
This, press-loading process and press-loading device are critical process links very important in cylinder cap production.
In engine cylinder cover pilot stage, installation for cylinder cap inlet and exhaust valve seat ring seldom uses dedicated press-loading device,
For save the cost generally using percussion press fitting manually.Since head valve seat ring and cylinder cover bottom surface have certain angle, people
It is difficult to ensure that valve retainer is vertical with valve stem pilot hole hole core direction when work is pressed, valve retainer is caused to be pressed position precision
Difference, the bounce that may cause the seat seal band and guide hole of postorder processing are overproof.
Summary of the invention
The object of the present invention is to provide a kind of cylinder cover valve washers to be pressed auxiliary mould, solves valve seating when press fitting
The problem of circle is with valve stem pilot hole hole core direction out of plumb improves press fitting precision.
To achieve the above object, the technical solution adopted by the present invention is that：A kind of cylinder cover valve washer press fitting auxiliary
Tooling, it is characterised in that：Including support, there is mounting surface to supply to be bonded installation with the upper surface of cylinder cap on support, support is disposed with base
Quasi- face, datum level are vertical with the valve stem pilot hole hole core direction on installation cylinder cap on the support.
Compared with prior art, the beneficial effect of above-mentioned technical proposal is：It is equipped with and the valve on cylinder cap on the support
Datum level need to only be bonded with the table surface of horizontal position, can guarantee by the vertical datum level in bar pilot hole hole core direction
Valve stem pilot hole hole core direction on cylinder cap is pressed valve retainer perpendicular to table surface at this time, can be in vertical direction
Firmly, to guarantee that valve retainer is vertical with valve stem pilot hole hole core direction, installation accuracy is improved.
Detailed description of the invention
Fig. 1,2 be two kinds of installation conditions of the invention schematic diagram；
Fig. 3 is the schematic diagram under horizontal state of the present invention；
Fig. 4 is structural schematic diagram of the invention；
Fig. 5 is the structural schematic diagram of reference block of the present invention.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawing.A kind of cylinder cover valve washer press fitting auxiliary mould,
Including support 10, there is mounting surface 111 for being bonded installation with the upper surface 2 of cylinder cap 1 on support 10, support 10 is disposed with datum level
121, datum level 121 is vertical with valve stem pilot hole hole 3 directions of core on the cylinder cap 1 being mounted on support 10.Core of the invention
The heart is that mounting surface 111 and datum level 121 are arranged on support 10, mounting surface 111 for install engine cylinder cover and with cylinder cap 1
Upper surface 2 is bonded, and datum level 121 is vertical with valve stem pilot hole hole 3 directions of core, need to be by datum level and horizontal position when installation
The table surface fitting set, can guarantee 3 direction of valve stem pilot hole hole core on cylinder cap 1 perpendicular to table surface, this
When be pressed valve retainer, can exert oneself in vertical direction, to guarantee that valve retainer and 3 direction of valve stem pilot hole hole core are hung down
Directly, installation accuracy is improved.
Further, the support 10 includes mounting plate 11, and the side plate face of mounting plate 11 is to install cylinder for connecting
Datum level 121 is arranged with respect to lateral plates in the mounting surface 111 of lid 1, the mounting surface 111 on mounting plate 11.By the way that mounting plate 11 is arranged
Cylinder cap 1 is fixed, keeps overall structure more stable, when being pressed valve retainer, effective support can also be provided.
Further, the side plate face for constituting the mounting plate 11 of support 10 is for connecting the mounting surface for installing cylinder cap 1
111, reference block 12 is connected in another lateral plates of mounting plate 11, has datum level 121 on reference block 12.By on reference block 12
Datum level 121 is set, so that 10 overall structure of support is simpler, while reducing processing capacity and reducing the weight and consumption of tooling
Material.
Preferably, the reference block 12 is whole is in a groove shape, and the reference block 12 includes straight slot 122, chute section
123, straight slot 122, chute section 123 the slot bottom back side be bonded with mounting plate 11 and be connected each other, in the vallecular cavity of straight slot 122
Slot bottom is parallel with the plate face of mounting plate 11, and the slot bottom in the vallecular cavity of chute section 123 constitutes datum level 121, the reference block 12
Arranged beneath have a workbench 20, setting positioning base item 21 on workbench 20, positioning base item 21 is embedded at the reference block 12
Vallecular cavity in, the upper table surface of the positioning base item 21 and straight slot 122, chute section 123 vallecular cavity in groove bottom paste respectively
Close cooperation.Positioning base item 21 is set below reference block 12, can be provided strong support to reference block 12 and bracket 10, simultaneously
Bracket 10 can also be limited along the displacement of positioning 21 vertical direction of base item.Position the upper table surface and chute section of base item 21
Tooling state is constituted when groove bottom close fit in 123 vallecular cavity, and directly valve retainer can be pressed at this time, that is, worked as
Valve stem pilot hole when positioning base item 21 is bonded with the groove bottom in the vallecular cavity of the chute section 123 on reference block 12, on cylinder cap 1
It can locate in the vertical direction, convenient for the identical and press fitting force in press-loading device press fitting direction.
More preferably, the straight slot 122, the groove width of chute section 123 are identical and the groove width and positioning base item 21 should
Width coincide on direction, and the cell wall edge of chute section 123 is the bevel edge coincideing with its slot bottom.Such setting can make reference block
12 position base item 21 on relative motion when holding movement it is unobstructed, avoid cell wall edge to datum level 121 and positioning base item 21 on
The fitting of table top causes to interfere.
Further, mounting plate 11 is rectangular, and the reference block 12 is arranged in a side of mounting plate 11 in pairs
Respectively be arranged one group along place and the opposite edges of boards of mounting plate 11, the flute length direction of two reference blocks 12 of ipsilateral edge setting it is consistent and
Straight slot 122 is adjacent to one another, chute section 123 is located remotely from each other formula arrangement.It is connected by 4 reference blocks 12 of setting and mounting plate 11,
And on workbench 20 parallel interval arrange two positioning base items 21 cooperate, it is ensured that operation it is safe and reliable, fully ensure that
Bracket 10 when installation, is placed on horizontal position, at this time the vallecular cavity of 12 straight slot 122 of reference block by the stability of structure first
The upper table surface close fit of interior groove bottom and positioning base item 21, as shown in figure 3, then installing cylinder cap 1；After being installed, to
Vert a support 10 in left side, makes the upper table surface of the groove bottom and positioning base item 21 in 123 vallecular cavity of chute section of left side reference block 12
Close fit, as shown in Figure 1, can be pressed at this time along the direction power F1；After the completion of press fitting, vert a support 10 to the right,
The upper table surface close fit for making the groove bottom and positioning base item 21 in 123 vallecular cavity of chute section of right side reference block 12, such as Fig. 2 institute
Show, can be pressed at this time along the direction power F2.In this way, the press fitting of inlet and outlet valve retainer can be completed disposably, effectively drop
The low labor intensity of installer.
Further, the also protrusion of the mounting surface 111 on the mounting plate 11 has positioning pin 112, the positioning pin 112 and cylinder
Spark-plug hole on lid 1 constitutes location fit.When it is implemented, only the spark-plug hole on cylinder cap 1 need to be directed at positioning pin 112,
Just cylinder cap 1 can be made to be fixed on mounting plate 11, cylinder cap 1 is subjected to displacement and shadow by external force when valve retainer being avoided to be pressed
Ring press fitting precision.
Claims (7)
1. a kind of cylinder cover valve washer is pressed auxiliary mould, it is characterised in that：Including support (10), support has on (10)
For mounting surface (111) for being bonded installation with the upper surface (2) of cylinder cap (1), support (10) is disposed with datum level (121), datum level
(121) vertical with valve stem pilot hole hole core (3) direction on the cylinder cap (1) being mounted on support (10).
2. cylinder cover valve washer according to claim 1 is pressed auxiliary mould, it is characterised in that：The support
It (10) include mounting plate (11), the side plate face of mounting plate (11) is the mounting surface (111) for connecting installation cylinder cap (1), peace
Mounting surface (111) in loading board (11) is with respect to lateral plates setting datum level (121).
3. cylinder cover valve washer according to claim 1 or 2 is pressed auxiliary mould, it is characterised in that：Constitute branch
Seat (10) mounting plate (11) side plate face be for connect install cylinder cap (1) mounting surface (111), mounting plate (11) it is another
Reference block (12) are connected in the plate face of side, there are datum level (121) on reference block (12).
4. cylinder cover valve washer according to claim 3 is pressed auxiliary mould, it is characterised in that：The benchmark
Block (12) is integrally in a groove shape, and the reference block (12) includes straight slot (122), chute section (123), straight slot (122), skewed slot
The slot bottom back side of section (123) is bonded with mounting plate (11) and is connected each other, the slot bottom and mounting plate in the vallecular cavity of straight slot (122)
(11) plate face is parallel, and the slot bottom in the vallecular cavity of chute section (123) constitutes datum level (121), under the reference block (12)
Side is disposed with workbench (20), and setting positioning base item (21) on workbench (20), positioning base item (21) is embedded at the benchmark
In the vallecular cavity of block (12), the upper table surface of the positioning base item (21) and straight slot (122), chute section (123) vallecular cavity in
Groove bottom distinguishes close fit.
5. cylinder cover valve washer according to claim 4 is pressed auxiliary mould, it is characterised in that：The straight trough
Section (122), chute section (123) groove width is identical and the groove width and positioning base item (21) width coincide in this direction, chute section
(123) cell wall edge is the bevel edge coincideing with its slot bottom.
6. cylinder cover valve washer according to claim 5 is pressed auxiliary mould, it is characterised in that：Mounting plate (11)
To be rectangular, the reference block (12) is arranged in the side edge of mounting plate (11) in pairs and mounting plate (11) is opposite
One group is respectively arranged at edges of boards, the flute length direction of two reference blocks (12) of ipsilateral edge setting is consistent and straight slot (122) is mutually faced
Closely, chute section (123) is located remotely from each other formula arrangement.
7. cylinder cover valve washer according to claim 6 is pressed auxiliary mould, it is characterised in that：The mounting plate
(11) mounting surface (111) the also protrusion on has positioning pin (112), the spark-plug hole structure on the positioning pin (112) and cylinder cap (1)
At location fit.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2018207719315 | 2018-05-23 | ||
| CN201820771931 | 2018-05-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108908176A true CN108908176A (en) | 2018-11-30 |
Family
ID=64408872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811072885.0A Pending CN108908176A (en) | 2018-05-23 | 2018-09-14 | Cylinder cover valve washer is pressed auxiliary mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108908176A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112894281A (en) * | 2021-01-26 | 2021-06-04 | 中国空气动力研究与发展中心超高速空气动力研究所 | Method for processing aerospace friction resistance sensor gauge head structure with multiple processing reference surfaces |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101890682A (en) * | 2009-05-21 | 2010-11-24 | 鸿富锦精密工业（深圳）有限公司 | Positioning device |
| CN103447798A (en) * | 2013-04-09 | 2013-12-18 | 浙江吉利汽车研究院有限公司杭州分公司 | Device for press-fitting engine cylinder cover seat ring |
| CN203534548U (en) * | 2013-10-16 | 2014-04-09 | 湖南晓光汽车模具有限公司 | Movable reference assembly |
| CN203765490U (en) * | 2013-09-30 | 2014-08-13 | 中国航空工业集团公司北京航空制造工程研究所 | Fastener clamping device for automatic electromagnetic riveting equipment |
| WO2015075958A1 (en) * | 2013-11-22 | 2015-05-28 | 株式会社クリエイティブ・システム | Valve cotter mounting device and engine manufacturing method |
| CN107309643A (en) * | 2017-05-09 | 2017-11-03 | 浙江同硕科技有限公司 | A kind of valve collet press-fitting tool |
-
2018
- 2018-09-14 CN CN201811072885.0A patent/CN108908176A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101890682A (en) * | 2009-05-21 | 2010-11-24 | 鸿富锦精密工业（深圳）有限公司 | Positioning device |
| CN103447798A (en) * | 2013-04-09 | 2013-12-18 | 浙江吉利汽车研究院有限公司杭州分公司 | Device for press-fitting engine cylinder cover seat ring |
| CN203765490U (en) * | 2013-09-30 | 2014-08-13 | 中国航空工业集团公司北京航空制造工程研究所 | Fastener clamping device for automatic electromagnetic riveting equipment |
| CN203534548U (en) * | 2013-10-16 | 2014-04-09 | 湖南晓光汽车模具有限公司 | Movable reference assembly |
| WO2015075958A1 (en) * | 2013-11-22 | 2015-05-28 | 株式会社クリエイティブ・システム | Valve cotter mounting device and engine manufacturing method |
| CN107309643A (en) * | 2017-05-09 | 2017-11-03 | 浙江同硕科技有限公司 | A kind of valve collet press-fitting tool |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112894281A (en) * | 2021-01-26 | 2021-06-04 | 中国空气动力研究与发展中心超高速空气动力研究所 | Method for processing aerospace friction resistance sensor gauge head structure with multiple processing reference surfaces |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181130 |
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| RJ01 | Rejection of invention patent application after publication |