CN104647285B - The dismantling devices of the valve spring Upper gasket of engine and lock folder - Google Patents
The dismantling devices of the valve spring Upper gasket of engine and lock folder Download PDFInfo
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- CN104647285B CN104647285B CN201510104664.7A CN201510104664A CN104647285B CN 104647285 B CN104647285 B CN 104647285B CN 201510104664 A CN201510104664 A CN 201510104664A CN 104647285 B CN104647285 B CN 104647285B
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- depression bar
- union lever
- mounting sleeve
- coupling shaft
- dismantling devices
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- 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
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The present invention discloses the valve spring Upper gasket of a kind of engine and the dismantling devices of lock folder, comprise the support that can be fixed on engine cylinder and cover, the depression bar being articulated with on described support, the mounting sleeve of the union lever being installed on described depression bar and the end being installed on described union lever, described depression bar have close valve open holes the first stroke and away from the 2nd stroke of valve open holes, described mounting sleeve is relative with valve open holes, and described mounting sleeve has Upper gasket effect end, one in described union lever and described mounting sleeve has the oscillating stroke of the axial plane being positioned at valve open holes. above-mentioned dismantling devices is covered in engine cylinder by support installing, only adopts depression bar, union lever and mounting sleeve can realize valve spring Upper gasket and the dismounting of lock folder in single side of engine cylinder cover. dismantling devices provided by the invention is applicable in complete engine set installation, and therefore the versatility of this dismantling devices is stronger.
Description
Technical field
The present invention relates to engine assembly technical field, particularly relate to the valve spring Upper gasket of a kind of engine and the dismantling devices of lock folder.
Background technology
During assembling engine, the valve spring Upper gasket of engine and lock folder need to be installed in the valve open holes that engine cylinder covers. The installation efficiency of the valve spring Upper gasket of engine and lock folder will directly affect the efficiency of assembling of engine.
As shown in Figure 1, conventional art adopts a kind of instrument that can act on valve spring Upper gasket up and down respectively and lock on folder and valve, with this, valve spring Upper gasket and lock folder are installed on valve. Specifically, the mode that two people can be adopted to coordinate is installed, after wherein a people presses lower valve spring with the hollow plug slotted in side, after valve spring Upper gasket and lock folder are in place by another people fast, unclamp plug so that valve spring resets, compress spring Upper gasket and lock folder. When dismounting valve spring Upper gasket and lock folder, owing to lacking special tool, usually the mode of violence dismounting is adopted, namely with plug one end pressing spring Upper gasket, the plug the other end is knocked again with rubber mallet, under great surging force, lock folder comes off, and the valve spring Upper gasket relying on lock folder fixing also comes off thereupon.
But, owing to above-mentioned instrument needs the both sides acting on cylinder cap, therefore it only can use under engine cylinder cover is in separate state, cannot use when engine is in complete machine state, cause its versatility poor.
Summary of the invention
It is an object of the invention to provide the valve spring Upper gasket of a kind of engine and the dismantling devices of lock folder, the versatility of this dismantling devices is stronger.
In order to realize above-mentioned purpose, the present invention provides following technical scheme:
The dismantling devices of the valve spring Upper gasket of a kind of engine and lock folder, comprise the support that can be fixed on engine cylinder and cover, the depression bar being articulated with on described support, the mounting sleeve of the union lever being installed on described depression bar and the end being installed on described union lever, described depression bar have close valve open holes the first stroke and away from the 2nd stroke of valve open holes, described mounting sleeve is relative with valve open holes, and described mounting sleeve has Upper gasket effect end, one in described union lever and described mounting sleeve has the oscillating stroke of the axial plane being positioned at valve open holes,
The one end being connected with described depression bar on described union lever has stopper protrusion, and described stopper protrusion and described depression bar gear connect, and described depression bar have for the waist shaped hole that described union lever passes, and described waist shaped hole extends along the direction of described oscillating stroke.
Preferably, in above-mentioned dismantling devices, the end of described union lever fixes screw rod, be threaded on described screw rod limited block, described mounting sleeve has and the open holes that described screw clearance coordinates, and described union lever two relative side can fit with the head of described limited block and described screw rod respectively.
Preferably, in above-mentioned dismantling devices, described union lever is threaded block, and described block and described stopper protrusion lay respectively at the both sides of described depression bar, and described block is between described depression bar and described mounting sleeve.
Preferably, in above-mentioned dismantling devices, described support comprises the first column, the 2nd column and coupling shaft, one end of described first column and one end of described 2nd column all have cylinder cap coupling end, and the other end of described first column is connected with the other end of described 2nd column is all vertical with described coupling shaft.
Preferably, in above-mentioned dismantling devices, described depression bar is two or more, and each described depression bar, along the bearing of trend of described coupling shaft, is installed on described coupling shaft with predetermined interval.
Preferably, in above-mentioned dismantling devices, the 2nd coupling shaft that described coupling shaft comprises the first coupling shaft and is threaded with described first coupling shaft, described depression bar is two, and two described depression bars are articulated with on described first coupling shaft and described 2nd coupling shaft respectively.
Preferably, in above-mentioned dismantling devices, described first column and described 2nd column are flexible post, and have the installation groove for installing water level gauge on described coupling shaft.
Preferably, in above-mentioned dismantling devices, described union lever comprises head rod and can dismantle the 2nd fixing union lever with described head rod, and described head rod is connected with described depression bar, and the end of described 2nd union lever connects described mounting sleeve.
Preferably, in above-mentioned dismantling devices, also comprise being removably fixed in described depression bar press-fits handle.
In technique scheme, when adopting dismantling devices provided by the invention, by pressing depression bar so that mounting sleeve acts on valve spring Upper gasket so that move under valve spring Upper gasket, to install lock folder. When dismounting valve spring Upper gasket and lock folder, equally depression bar is positioned on valve spring Upper gasket so that move under valve spring Upper gasket, to take out lock folder. Above-mentioned dismantling devices is covered in engine cylinder by support installing, only adopts depression bar, union lever and mounting sleeve can realize valve spring Upper gasket and the dismounting of lock folder in single side of engine cylinder cover. Obviously, compared to the content introduced in background technology, dismantling devices provided by the invention is applicable in complete engine set installation, and therefore the versatility of this dismantling devices is stronger.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, it is briefly described to the accompanying drawing used required in embodiment below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the present invention, for those of ordinary skill in the art, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the work schematic diagram of the instrument in conventional art;
The structural representation of the dismantling devices that Fig. 2 provides for the embodiment of the present invention;
Fig. 3 is the transverse sectional view of structure shown in Fig. 2;
Fig. 4 is the longitudinal sectional view of structure shown in Fig. 2;
Fig. 5 is the vertical view of structure shown in Fig. 2;
The work schematic diagram of the dismantling devices that Fig. 6 provides for the embodiment of the present invention.
Description of reference numerals:
11-engine cylinder cover, 12-depression bar, 13-union lever, 14-mounting sleeve, 15-stopper protrusion, 16-screw rod, 17-limited block, 18-block, 19-first coupling shaft, 20-the 2nd coupling shaft, 21-first manages, and 22-the 2nd manages, and 23-screw, 24-press-fits handle.
Embodiment
In order to make the technician of this area understand the technical scheme of the present invention better, below in conjunction with accompanying drawing, the present invention is further detailed.
As shown in figures 2-6, the embodiment of the present invention provides the valve spring Upper gasket of a kind of engine and the dismantling devices of lock folder, it comprises the support can being fixed on engine cylinder cover 11, the depression bar 12 being articulated with on support, the union lever 13 being installed on depression bar 12 and the mounting sleeve 14 being installed on the end of union lever 13, depression bar 12 can rotate around support, therefore its have close valve open holes the first stroke and away from the 2nd stroke of valve open holes, mounting sleeve 14 is relative with valve open holes, and mounting sleeve 14 has Upper gasket effect end, this Upper gasket effect end can contact with valve spring Upper gasket, one in union lever 13 and mounting sleeve 14 has the oscillating stroke of the axial plane being positioned at valve open holes.
Support can adopt tabular structure, and its effect is fixed on engine cylinder cover 11 by whole dismantling devices, with the normal delivery of this guarantee effect power; Pressing depression bar 12 time, mounting sleeve 14 can entirety stretch in valve open holes, it has for install lock folder time hold lock folder space, there is bottom it hole, during by air compression spring Upper gasket, this cross hole can for valve and lock folder through; One in union lever 13 and mounting sleeve 14 has the oscillating stroke of the axial plane being positioned at valve open holes, refer to, on the transmission path being made up of union lever 13 and mounting sleeve 14, at least there is part oscillating motion, this is because act on the direction of the power on depression bar 12 and valve spring Upper gasket to press-fit direction not identical, above-mentioned oscillating motion then so that the pressing direction of mounting sleeve 14 is identical with the axis direction of valve open holes all the time, and then can prevent mounting sleeve 14 from colliding with the inwall of valve open holes.
When valve spring Upper gasket and lock folder are installed, first support is fixed on engine cylinder cover 11, then lock is folded up in the tapered hole position of valve spring Upper gasket, and both are put down gently in the valve spring in valve spring open holes, press down depression bar 12 gently, mounting sleeve 14 is driven by union lever 13 with this, regulate the angle of mounting sleeve 14, ensure that lower surface and the valve spring Upper gasket of mounting sleeve 14 are in close contact, location and installation sleeve pipe 14 simultaneously, then depression bar 12 is firmly pressed down, make mounting sleeve 14 by axial downward movement along valve spring open holes after power, now valve spring compression, move under valve spring Upper gasket, it is depressed into below valve lock mounting board position, lock folder can be installed on screens to valve by Auto-mounting, now hand can be stretched into compacting lock folder in the space on mounting sleeve 14 by operator, after guaranteeing that lock folder is in place, slowly loosen depression bar 12, whole installation process terminates.
When dismounting valve spring Upper gasket and lock folder, depression bar 12 is pressed down after the mounting sleeve 14 regulated is directed at valve open holes, valve spring Upper gasket is depressed into gas grille clip below screens is installed, after taking out lock folder by the space on mounting sleeve 14, loosen depression bar 12 and depression bar 12 is lifted, now valve spring Upper gasket lose lock folder spacing after, it is possible to easily taking off, whole unloading process is complete.
By foregoing description, the dismantling devices that the embodiment of the present invention provides on engine cylinder cover 11, only adopts depression bar 12, union lever 13 and mounting sleeve 14 can realize valve spring Upper gasket and the dismounting of lock folder in single side of engine cylinder cover 11 by support installing. Obviously, compared to the content introduced in background technology, the dismantling devices that the embodiment of the present invention provides is applicable in complete engine set installation, and therefore the versatility of this dismantling devices is stronger.
In addition, above-mentioned dismantling devices also has the following advantages: depression bar 12 is articulated with on support, can make the complete engine set installation that whole dismantling devices is applicable to valve and has the engine of different angle, and the versatility of this dismantling devices is stronger; When using the dismounting that above-mentioned dismantling devices carries out valve spring Upper gasket and lock folder, there is not shock load, avoid lock in unloading process and press from both sides the generation of the splash phenomena that comes off, prevent from destroying the phenomenon of the component such as cylinder cap, valve spring Upper gasket and valve spring simultaneously, eliminate the potential safety hazard of tradition peace installation and method for dismounting, and greatly improve the reliability of assembling and dismantlement work.
In a kind of embodiment, one end that union lever 13 is connected with depression bar 12 has stopper protrusion 15, and this stopper protrusion 15 connects with depression bar 12 gear, depression bar 12 has for the waist shaped hole that union lever 13 passes, and this waist shaped hole extends along the direction of aforementioned oscillating stroke. After so arranging, after mounting sleeve 14 contacts with valve spring Upper gasket, when continuing to press down depression bar 12, reactive force between mounting sleeve 14 and valve spring Upper gasket will make union lever 13 swing relative to depression bar 12, then ensure that the pressing direction of mounting sleeve 14 is identical with the axis direction of valve open holes all the time. Compared to the mode being arranged on mounting sleeve 14 by oscillating stroke, said structure will make the motion of whole dismantling devices more steady, controlled.
Based on said structure, the end of union lever 13 can fix screw rod 16, be threaded on this screw rod 16 limited block 17, mounting sleeve 14 has and the open holes of screw rod 16 running fit, and the two relative side of union lever 13 can fit with the head of limited block 17 and screw rod 16 respectively. After oscillating stroke is arranged on union lever 13, by turning limited block 17, it may be achieved mounting sleeve 14, relative to the rotation of union lever 13, adjusts the position of mounting sleeve 14 with this so that it is can contact with valve spring Upper gasket; Then limited block 17 can oppositely be turned so that mounting sleeve 14 fits with the head of limited block 17 and screw rod 16, and now mounting sleeve 14 cannot rotate relative to union lever 13, then be convenient to union lever 13 and swing.
Further, union lever 13 can be threaded connection with block 18, this block 18 and stopper protrusion 15 lay respectively at the both sides of depression bar 12, and block 18 is between depression bar 12 and mounting sleeve 14. When union lever 13 occurs to swing relative to depression bar 12, block 18 can limit union lever 13 moving up and down relative to depression bar 12, and then is convenient to the swing amplitude of control linkage bar 13.
Can selection of land, above-mentioned stopper protrusion 15, limited block 17 and block 18 all can select nut, to reduce the cost of dismantling devices.
Further in technical scheme, aforementioned brackets can comprise the first column, the 2nd column and coupling shaft, one end of first column and one end of the 2nd column all have cylinder cap coupling end, and the other end of the first column is connected with the other end of the 2nd column is all vertical with coupling shaft. Now, the first column and the 2nd column and engine cylinder cover 11 are fixed, and coupling shaft is then connected with depression bar 12. By above-mentioned three bar type structure composition supports so that the overall weight of support is less, is not only convenient to the transport of support, additionally it is possible to prevent support overweight and engine cylinder cover 11 is applied excessive pressure.
Usually, more than one of the valve open holes on engine cylinder cover 11, therefore in order to improve efficiency of assembling, depression bar 12 is set to two or more by the embodiment of the present invention, and each depression bar 12, along the bearing of trend of coupling shaft, is installed on coupling shaft with predetermined interval. And union lever 13 and mounting sleeve 14 all can be set to one, after the installation operation at one of them valve open holes place terminates, union lever 13 and mounting sleeve 14 can be pulled down from a depression bar 12, and it is installed on another depression bar 12, valve spring Upper gasket and the installation of lock folder can be realized fast, with the cost of control dismantling devices.
Based on said structure, the 2nd coupling shaft 20 that the coupling shaft that the embodiment of the present invention provides can comprise the first coupling shaft 19 and be threaded with this first coupling shaft 19, depression bar 12 is two, and two depression bars 12 are articulated with on the first coupling shaft 19 and the 2nd coupling shaft 20 respectively. Thus, the relative position of the first coupling shaft 19 and the 2nd coupling shaft 20 can be adjusted by the one in both rotations, the distance between two depression bars 12 is adjusted with this, with the distance between the different air valve open holes that adapts on engine cylinder cover 11, so that installing the valve spring Upper gasket in multiple valve open holes and lock folder more accurately and easily.
In addition, the first column and the 2nd column all can be set to flexible post, and have the installation groove for installing water level gauge on coupling shaft. Such as, the first column and the 2nd column all can comprise the first pipe 21 and the location between the 2nd pipe 22, first pipe 21 being set in this first pipe 21 and the 2nd pipe 22 realizes by screw 23. Adopt stretching structure, the first column and the 2nd column can be made to change relative to the height of engine cylinder cover 11, with this according to the concrete structure installing scene adjusting pole. And water level gauge is installed on coupling shaft, then can the position of accurately control linkage axle, to ensure valve spring Upper gasket and the dismounting precision of lock folder.
Preferably, union lever 13 can comprise head rod and can dismantle the 2nd fixing union lever with this head rod, and this head rod is connected with depression bar 12, and the end of the 2nd union lever is connected and installed sleeve pipe 14. In actual production process, the length of union lever 13 may be bigger, if union lever 13 is integral type structure, so union lever 13 will take bigger space, be unfavorable for that it transports. And union lever 13 is set to segmentation structure, then union lever 13 can be split as multiple part, then it is convenient to transport.
For the ease of operation, the dismantling devices that the embodiment of the present invention provides also can comprise being removably fixed in and press-fits handle 24 on depression bar 12, this press-fits handle 24 and can be set to be beneficial to the structure held and hold, the structure that such as centre small in ends is big, this press-fits handle 24 and can preferably be threaded with the mode of connection of depression bar 12.
Some one exemplary embodiment of the present invention is only described above by the mode of explanation, undoubtedly, for the those of ordinary skill of this area, when without departing from the spirit and scope of the present invention, it is possible to by various different mode, described embodiment is revised. Therefore, above-mentioned accompanying drawing and description are being explanation property in essence, it should not be interpreted as the restriction to the claims in the present invention protection domain.
Claims (9)
1. the dismantling devices of the valve spring Upper gasket of an engine and lock folder, it is characterized in that, comprise the support that can be fixed on engine cylinder and cover, the depression bar being articulated with on described support, the mounting sleeve of the union lever being installed on described depression bar and the end being installed on described union lever, described depression bar have close valve open holes the first stroke and away from the 2nd stroke of valve open holes, described mounting sleeve is relative with valve open holes, and described mounting sleeve has Upper gasket effect end, one in described union lever and described mounting sleeve has the oscillating stroke of the axial plane being positioned at valve open holes,
The one end being connected with described depression bar on described union lever has stopper protrusion, and described stopper protrusion and described depression bar gear connect, and described depression bar have for the waist shaped hole that described union lever passes, and described waist shaped hole extends along the direction of described oscillating stroke.
2. dismantling devices according to claim 1, it is characterized in that, the end of described union lever fixes screw rod, be threaded on described screw rod limited block, described mounting sleeve has and the open holes that described screw clearance coordinates, and described union lever two relative side can fit with the head of described limited block and described screw rod respectively.
3. dismantling devices according to claim 1, it is characterised in that, described union lever is threaded block, and described block and described stopper protrusion lay respectively at the both sides of described depression bar, and described block is between described depression bar and described mounting sleeve.
4. dismantling devices according to claim 1, it is characterized in that, described support comprises the first column, the 2nd column and coupling shaft, one end of described first column and one end of described 2nd column all have cylinder cap coupling end, and the other end of described first column is connected with the other end of described 2nd column is all vertical with described coupling shaft.
5. dismantling devices according to claim 4, it is characterised in that, described depression bar is two or more, and each described depression bar, along the bearing of trend of described coupling shaft, is installed on described coupling shaft with predetermined interval.
6. dismantling devices according to claim 5, it is characterized in that, the 2nd coupling shaft that described coupling shaft comprises the first coupling shaft and is threaded with described first coupling shaft, described depression bar is two, and two described depression bars are articulated with on described first coupling shaft and described 2nd coupling shaft respectively.
7. dismantling devices according to claim 4, it is characterised in that, described first column and described 2nd column are flexible post, and have the installation groove for installing water level gauge on described coupling shaft.
8. dismantling devices according to any one of claim 1-7, it is characterized in that, described union lever comprises head rod and can dismantle the 2nd fixing union lever with described head rod, described head rod is connected with described depression bar, and the end of described 2nd union lever connects described mounting sleeve.
9. dismantling devices according to any one of claim 1-7, it is characterised in that, also comprise being removably fixed in described depression bar press-fits handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510104664.7A CN104647285B (en) | 2015-03-10 | 2015-03-10 | The dismantling devices of the valve spring Upper gasket of engine and lock folder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510104664.7A CN104647285B (en) | 2015-03-10 | 2015-03-10 | The dismantling devices of the valve spring Upper gasket of engine and lock folder |
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| Publication Number | Publication Date |
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| CN104647285A CN104647285A (en) | 2015-05-27 |
| CN104647285B true CN104647285B (en) | 2016-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510104664.7A Active CN104647285B (en) | 2015-03-10 | 2015-03-10 | The dismantling devices of the valve spring Upper gasket of engine and lock folder |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI611876B (en) * | 2016-11-11 | 2018-01-21 | Chih Hung Huang | Engine gas valve disassembly device |
| CN112276504A (en) * | 2020-08-31 | 2021-01-29 | 东风汽车集团有限公司 | Quick dismounting device for valve spring |
| CN112338867B (en) * | 2020-11-09 | 2024-03-12 | 广西玉柴机器股份有限公司 | Special disassembly tool for diaphragm pump diaphragm |
| CN113146539A (en) * | 2021-04-28 | 2021-07-23 | 一汽解放汽车有限公司 | Dismounting tool |
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| CN101244548A (en) * | 2007-02-12 | 2008-08-20 | 潍柴动力股份有限公司 | Diesel engine spiracle disassembling and assembling device |
| CN201960520U (en) * | 2011-01-28 | 2011-09-07 | 东风朝阳柴油机有限责任公司 | Disassembling and assembling appliance of valve lock clamps of engines |
| CN103372843A (en) * | 2012-04-24 | 2013-10-30 | 安徽华菱汽车有限公司 | Engine valve lock clamp assembly tool |
| CN203956834U (en) * | 2014-07-09 | 2014-11-26 | 中国第一汽车股份有限公司 | Portable valve and related accessories dismantling device |
| CN204471314U (en) * | 2015-03-10 | 2015-07-15 | 安徽江淮汽车股份有限公司 | The valve spring Upper gasket of engine and the dismantling device of locker |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7765664B2 (en) * | 2007-08-15 | 2010-08-03 | Romeo Antonio Duarte | Cylinder valve spring compressor |
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2015
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101244548A (en) * | 2007-02-12 | 2008-08-20 | 潍柴动力股份有限公司 | Diesel engine spiracle disassembling and assembling device |
| CN201960520U (en) * | 2011-01-28 | 2011-09-07 | 东风朝阳柴油机有限责任公司 | Disassembling and assembling appliance of valve lock clamps of engines |
| CN103372843A (en) * | 2012-04-24 | 2013-10-30 | 安徽华菱汽车有限公司 | Engine valve lock clamp assembly tool |
| CN203956834U (en) * | 2014-07-09 | 2014-11-26 | 中国第一汽车股份有限公司 | Portable valve and related accessories dismantling device |
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| CN104647285A (en) | 2015-05-27 |
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Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee before: Anhui Jianghuai Automotive Co., Ltd. |