CN104647285A - Detachment and installation tool for gasket and lock clamp on valve spring of engine - Google Patents
Detachment and installation tool for gasket and lock clamp on valve spring of engine Download PDFInfo
- Publication number
- CN104647285A CN104647285A CN201510104664.7A CN201510104664A CN104647285A CN 104647285 A CN104647285 A CN 104647285A CN 201510104664 A CN201510104664 A CN 201510104664A CN 104647285 A CN104647285 A CN 104647285A
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- China
- Prior art keywords
- depression bar
- connecting rod
- dismantling device
- connecting axle
- column
- 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.)
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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 invention discloses a detachment and installation tool for a gasket and a lock clamp on a valve spring of an engine. The detachment and installation tool comprises a bracket, a press rod, a connecting rod and an installation sleeve pipe, wherein the bracket is fixedly arranged on a cylinder cover of the engine, the press rod is hinged to the bracket, the connecting rod is arranged on the press rod, the installation sleeve pipe is arranged at the tail end of the connecting rod, the press rod is provided with a first stroke and a second stroke, the first stroke is close to a valve installation hole, the second stroke is far from the valve installation hole, the installation sleeve pipe is opposite to the valve installation hole, the installation sleeve pipe is provided with an upper gasket acting end, and one of the connecting rod and the installation sleeve pipe is provided with a swinging stroke in the shaft surface of the valve installation hole. The detachment and installation tool has the advantages that the detachment and installation tool is arranged on the cylinder cover of the engine by the bracket, so as to detach and install the gasket and the lock clamp on the valve spring at the single side of the cylinder cover of the engine through the press rod, the connecting rod and the installation sleeve pipe; the detachment and installation tool is suitable for the installation of the whole machine, so the universality is higher.
Description
Technical field
The present invention relates to engine assembly technical field, particularly relate to a kind of valve spring Upper gasket of engine and the dismantling device of locker.
Background technology
During assembling engine, the valve spring Upper gasket of engine and locker need to be installed in the valve installing hole that engine cylinder covers.The valve spring Upper gasket of engine and the installation effectiveness of locker will directly affect the efficiency of assembling of engine.
As shown in Figure 1, adopt one can act on valve spring Upper gasket and locker and laterostigmatal instrument up and down respectively in conventional art, with this, valve spring Upper gasket and locker are installed on valve.Particularly, the mode that two people can be adopted to coordinate is installed, after wherein a people depresses valve spring with the hollow plug slotted in side, after valve spring Upper gasket and locker are in place by another people fast, unclamp plug, valve spring is resetted, holddown spring Upper gasket and locker.When dismounting valve spring Upper gasket and locker, owing to lacking specific purpose tool, the mode of usual employing violence dismounting, namely plug one end pressing spring Upper gasket is used, the plug other end is knocked again with rubber hammer, under great impulsive force, locker comes off, and relies on the fixing valve spring Upper gasket of locker also to come off thereupon.
But because 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, causes its versatility poor.
Summary of the invention
The object of this invention is to provide a kind of valve spring Upper gasket of engine and the dismantling device of locker, the versatility of this dismantling device is stronger.
To achieve these goals, the invention provides following technical scheme:
A kind of valve spring Upper gasket of engine and the dismantling device of locker, comprise the support that can be fixed on engine cylinder and cover, be articulated with the depression bar on described support, be installed on the connecting rod on described depression bar and be installed on the mounting sleeve of end of described connecting rod, described depression bar has the first stroke of close valve installing hole and the second stroke away from valve installing hole, described mounting sleeve is relative with valve installing hole, and described mounting sleeve has Upper gasket effect end, one in described connecting rod and described mounting sleeve has the oscillating stroke of the axial plane being positioned at valve installing hole.
Preferably, in above-mentioned dismantling device, one end that described connecting rod is connected with described depression bar has stopper protrusion, and described stopper protrusion and described depression bar keep off and connecing, described depression bar has the mounting hole passed for described connecting rod, described mounting hole extends along the direction of described oscillating stroke.
Preferably, in above-mentioned dismantling device, the end standing screw of described connecting rod, described screw rod is threaded limited block, described mounting sleeve has the installing hole coordinated with described screw clearance, and described connecting rod two relative side can fit with the head of described limited block and described screw rod respectively.
Preferably, in above-mentioned dismantling device, described connecting rod 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 device, described support comprises the first column, the second column and connecting axle, one end of described first column and one end of described second column all have cylinder cap link, and the other end of described first column is all connected with described connecting axle is vertical with the other end of described second column.
Preferably, in above-mentioned dismantling device, described depression bar is two or more, and each described depression bar, along the bearing of trend of described connecting axle, is installed on described connecting axle with predetermined interval.
Preferably, in above-mentioned dismantling device, the second connecting axle that described connecting axle comprises the first connecting axle and is threaded with described first connecting axle, described depression bar is two, and two described depression bars are articulated with on described first connecting axle and described second connecting axle respectively.
Preferably, in above-mentioned dismantling device, described first column and described second column are telescopic mast, and described connecting axle have the mounting groove for installing level meter.
Preferably, in above-mentioned dismantling device, described connecting rod comprises head rod and second connecting rod detachably fixing with described head rod, and described head rod is connected with described depression bar, and the end of described second connecting rod connects described mounting sleeve.
Preferably, in above-mentioned dismantling device, also comprise being removably fixed in described depression bar press-fits handle.
In technique scheme, when adopting dismantling device provided by the invention, by pressing moulded rod, mounting sleeve being acted on valve spring Upper gasket, valve spring Upper gasket being moved down, to install locker.When dismounting valve spring Upper gasket and locker, equally depression bar is positioned on valve spring Upper gasket, valve spring Upper gasket is moved down, to take out locker.Above-mentioned dismantling device is covered in engine cylinder by support installing, only adopts depression bar, connecting rod and mounting sleeve can in the one-sided dismounting realizing valve spring Upper gasket and locker of engine cylinder cover.Obviously, compared to the content introduced in background technology, dismantling device provided by the invention is applicable to whole machine installation, and therefore the versatility of this dismantling device 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, be 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, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the operating diagram of the instrument in conventional art;
The structural representation of the dismantling device 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 top view of structure shown in Fig. 2;
The operating diagram of the dismantling device that Fig. 6 provides for the embodiment of the present invention.
Description of reference numerals:
11-engine cylinder cover, 12-depression bar, 13-connecting rod, 14-mounting sleeve, 15-stopper protrusion, 16-screw rod, 17-limited block, 18-block, 19-first connecting axle, 20-second connecting axle, 21-first manages, and 22-second manages, and 23-screw, 24-press-fits handle.
Detailed description of the invention
In order to make those skilled in the art understand 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 a kind of valve spring Upper gasket of engine and the dismantling device of locker, it comprises the support that can be fixed on engine cylinder cover 11, be articulated with the depression bar 12 on support, be installed on the connecting rod 13 on depression bar 12 and be installed on the mounting sleeve 14 of end of connecting rod 13, depression bar 12 can rotate around support, therefore it has the first stroke of close valve installing hole and the second stroke away from valve installing hole, mounting sleeve 14 is relative with valve installing hole, and mounting sleeve 14 has Upper gasket effect end, this Upper gasket effect end can contact with valve spring Upper gasket, one in connecting rod 13 and mounting sleeve 14 has the oscillating stroke of the axial plane being positioned at valve installing hole.
Support can adopt platy structure, and its effect is fixed on engine cylinder cover 11 by whole dismantling device, with the normal delivery of this guarantee effect power; During by moulded rod 12, mounting sleeve 14 can entirety stretch in valve installing hole, it having the space for holding locker when installing locker, having via hole bottom it, and during by air compression spring Upper gasket, this via hole can pass for valve and locker; One in connecting rod 13 and mounting sleeve 14 has the oscillating stroke of the axial plane being positioned at valve installing hole, refer to, on the bang path be made up of connecting rod 13 and mounting sleeve 14, at least there is part oscillating motion, this is because the direction acting on the power on depression bar 12 and valve spring Upper gasket to press-fit direction not identical, above-mentioned oscillating motion then can make the pressing direction of mounting sleeve 14 identical with the axis direction of valve installing hole all the time, and then prevents mounting sleeve 14 from colliding with the inwall of valve installing hole.
When valve spring Upper gasket and locker are installed, first support is fixed on engine cylinder cover 11, then locker is put into the bellmouth position of valve spring Upper gasket, and both are put down gently in the valve spring in valve spring installing hole, descend moulded rod 12 gently, mounting sleeve 14 is driven by connecting rod 13 with this, regulate the angle of mounting sleeve 14, ensure lower surface and the valve spring Upper gasket close contact of mounting sleeve 14, location and installation sleeve pipe 14 simultaneously, then moulded rod 12 under exerting oneself, along the axial downward movement of valve spring installing hole after making mounting sleeve 14 stressed, now valve spring compression, valve spring Upper gasket moves down, be depressed into below valve collet screens, locker can be installed on screens to valve by Auto-mounting, now operating personnel hand can be stretched on mounting sleeve 14 space in compacting locker, after guaranteeing that locker is in place, slowly loosen depression bar 12, whole installation process terminates.
When dismounting valve spring Upper gasket and locker, lower moulded rod 12 after the mounting sleeve 14 regulated being aimed at valve installing hole, valve spring Upper gasket is depressed into valve collet and below screens is installed, after taking out locker by the space on mounting sleeve 14, loosen depression bar 12 and depression bar 12 is lifted, now valve spring Upper gasket lose locker spacing after, can easily take off, whole unloading process is complete.
Known by foregoing description, the dismantling device that the embodiment of the present invention provides is by support installing on engine cylinder cover 11, and only employing depression bar 12, connecting rod 13 and mounting sleeve 14 can in the one-sided dismounting realizing valve spring Upper gasket and locker of engine cylinder cover 11.Obviously, compared to the content introduced in background technology, the dismantling device that the embodiment of the present invention provides is applicable to whole machine installation, and therefore the versatility of this dismantling device is stronger.
In addition, above-mentioned dismantling device also has the following advantages: depression bar 12 is articulated with on support, whole dismantling device can be made to be applicable to whole machine installation that valve has the engine of different angle, and the versatility of this dismantling device is stronger; When using above-mentioned dismantling device to carry out the dismounting of valve spring Upper gasket and locker, there is not shock loading, avoid locker in unloading process to come off the generation of splash phenomena, prevent the phenomenon destroying the parts such as cylinder cap, valve spring Upper gasket and valve spring simultaneously, eliminate the potential safety hazard of the installation of tradition peace and method for dismounting, and greatly improve the reliability of assembling and dismantlement work.
In a kind of embodiment, one end that connecting rod 13 is connected with depression bar 12 has stopper protrusion 15, and this stopper protrusion 15 is kept off with depression bar 12 and being connect, and depression bar 12 has the mounting hole passed for connecting rod 13, this mounting hole extends along the direction of aforementioned oscillating stroke.After so arranging, after mounting sleeve 14 contacts with valve spring Upper gasket, when continuing lower moulded rod 12, active force between mounting sleeve 14 and valve spring Upper gasket will make connecting rod 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 installing hole all the time.Compared to the mode be arranged on by oscillating stroke on mounting sleeve 14, said structure will make the motion of whole dismantling device more steady, controlled.
Based on said structure, the end of connecting rod 13 can standing screw 16, this screw rod 16 is threaded limited block 17, mounting sleeve 14 has the installing hole with screw rod 16 matched in clearance, and the two relative side of connecting rod 13 can fit with the head of limited block 17 and screw rod 16 respectively.When oscillating stroke is arranged at after on connecting rod 13, by turning limited block 17, the rotation of mounting sleeve 14 relative to connecting rod 13 can be realized, adjust the position of mounting sleeve 14 with this, can contact with valve spring Upper gasket; Then can oppositely turn limited block 17, mounting sleeve 14 is fitted with the head of limited block 17 and screw rod 16, and now mounting sleeve 14 cannot rotate relative to connecting rod 13, then be convenient to connecting rod 13 and swing.
Further, connecting rod 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 connecting rod 13 occurs to swing relative to depression bar 12, block 18 can limit connecting rod 13 moving up and down relative to depression bar 12, and then is convenient to the amplitude of fluctuation of control connection bar 13.
Alternatively, above-mentioned stopper protrusion 15, limited block 17 and block 18 all can select nut, to reduce the cost of dismantling device.
Further in technical scheme, aforementioned brackets can comprise the first column, the second column and connecting axle, one end of first column and one end of the second column all have cylinder cap link, and the other end of the first column is connected with the other end of the second column is all vertical with connecting axle.Now, the first column and the second column and engine cylinder cover 11 are fixed, and connecting axle is then connected with depression bar 12.By above-mentioned three bar type structure composition supports, make the overall weight of support less, be not only convenient to the transport of support, support can also be prevented overweight and excessive pressure is applied to engine cylinder cover 11.
Usually, more than one of the valve installing hole 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 connecting axle, is installed on connecting axle with predetermined interval.And connecting rod 13 and mounting sleeve 14 all can be set to one, after the installation operation at one of them valve installing hole place terminates, connecting rod 13 and mounting sleeve 14 can be pulled down from a depression bar 12, and be installed on another depression bar 12, the installation of valve spring Upper gasket and locker can be realized rapidly, control the cost of dismantling device simultaneously.
Based on said structure, the second connecting axle 20 that the connecting axle that the embodiment of the present invention provides can comprise the first connecting axle 19 and be threaded with this first connecting axle 19, depression bar 12 is two, and two depression bars 12 are articulated with on the first connecting axle 19 and the second connecting axle 20 respectively.Thus, the relative position of the first connecting axle 19 and the second connecting axle 20 can be adjusted by the one in both rotations, the distance between two depression bars 12 is adjusted with this, to adapt to the distance between the different air valve installing hole on engine cylinder cover 11, so that the valve spring Upper gasket installed more accurately and easily in multiple valve installing hole and locker.
In addition, the first column and the second column all can be set to telescopic mast, and connecting axle have the mounting groove for installing level meter.Such as, the first column and the second column all can comprise the first pipe 21 and location between the second pipe 22, first pipe 21 of being set in this first pipe 21 and the second pipe 22 realizes by screw 23.Adopt stretching structure, the first column and the second column can be made to change relative to the height of engine cylinder cover 11, with this according to concrete structure of installing scene adjusting pole.And level meter is installed on connecting axle, then can the position of accurately control connection axle, to ensure the dismounting precision of valve spring Upper gasket and locker.
Preferably, connecting rod 13 can comprise head rod and second connecting rod detachably fixing with this head rod, and this head rod is connected with depression bar 12, and the end of the second connecting rod is connected and installed sleeve pipe 14.In actual production process, the length of connecting rod 13 may be larger, if connecting rod 13 is integral type structure, so connecting rod 13 will take larger space, be unfavorable for that it transports.And connecting rod 13 is set to segmentation structure, then connecting rod 13 can be split as multiple part, then be convenient to transport.
For the ease of operation, the dismantling device that the embodiment of the present invention provides also can comprise being removably fixed in depression bar 12 press-fits handle 24, this press-fits the structure that handle 24 can be set to be beneficial to gripping, such as structure broad in the middle small in ends, this press-fits handle 24 and can preferably be threaded with the connected mode of depression bar 12.
Mode above only by illustrating describes some one exemplary embodiment of the present invention, undoubtedly, for those of ordinary skill in the art, when without departing from the spirit and scope of the present invention, can revise described embodiment by various different mode.Therefore, above-mentioned accompanying drawing is illustrative with being described in essence, should not be construed as the restriction to the claims in the present invention protection domain.
Claims (10)
1. the valve spring Upper gasket of an engine and the dismantling device of locker, it is characterized in that, comprise the support that can be fixed on engine cylinder and cover, be articulated with the depression bar on described support, be installed on the connecting rod on described depression bar and be installed on the mounting sleeve of end of described connecting rod, described depression bar has the first stroke of close valve installing hole and the second stroke away from valve installing hole, described mounting sleeve is relative with valve installing hole, and described mounting sleeve has Upper gasket effect end, one in described connecting rod and described mounting sleeve has the oscillating stroke of the axial plane being positioned at valve installing hole.
2. dismantling device according to claim 1, it is characterized in that, one end that described connecting rod is connected with described depression bar has stopper protrusion, described stopper protrusion and described depression bar keep off and connecing, described depression bar has the mounting hole passed for described connecting rod, described mounting hole extends along the direction of described oscillating stroke.
3. dismantling device according to claim 2, it is characterized in that, the end standing screw of described connecting rod, described screw rod is threaded limited block, described mounting sleeve has the installing hole coordinated with described screw clearance, and described connecting rod two relative side can fit with the head of described limited block and described screw rod respectively.
4. dismantling device according to claim 2, is characterized in that, described connecting rod 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.
5. dismantling device according to claim 1, it is characterized in that, described support comprises the first column, the second column and connecting axle, one end of described first column and one end of described second column all have cylinder cap link, and the other end of described first column is all connected with described connecting axle is vertical with the other end of described second column.
6. dismantling device according to claim 5, is characterized in that, described depression bar is two or more, and each described depression bar, along the bearing of trend of described connecting axle, is installed on described connecting axle with predetermined interval.
7. dismantling device according to claim 6, it is characterized in that, the second connecting axle that described connecting axle comprises the first connecting axle and is threaded with described first connecting axle, described depression bar is two, and two described depression bars are articulated with on described first connecting axle and described second connecting axle respectively.
8. dismantling device according to claim 5, is characterized in that, described first column and described second column are telescopic mast, and described connecting axle have the mounting groove for installing level meter.
9. the dismantling device according to any one of claim 1-8, it is characterized in that, described connecting rod comprises head rod and second connecting rod detachably fixing with described head rod, described head rod is connected with described depression bar, and the end of described second connecting rod connects described mounting sleeve.
10. the dismantling device according to any one of claim 1-8, is characterized in that, also comprises 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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104647285A true CN104647285A (en) | 2015-05-27 |
| CN104647285B CN104647285B (en) | 2016-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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 |
Country Status (1)
| Country | Link |
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| CN (1) | CN104647285B (en) |
Cited By (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 |
| CN112338867A (en) * | 2020-11-09 | 2021-02-09 | 广西玉柴机器股份有限公司 | Special disassembling tool for diaphragm of diaphragm pump |
| CN113146539A (en) * | 2021-04-28 | 2021-07-23 | 一汽解放汽车有限公司 | Dismounting tool |
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| US20090044391A1 (en) * | 2007-08-15 | 2009-02-19 | Romeo Antonio Duarte | Multiple configuration cylinder valve spring |
| 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 |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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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 |
| US20090044391A1 (en) * | 2007-08-15 | 2009-02-19 | Romeo Antonio Duarte | Multiple configuration cylinder valve spring |
| 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 |
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Cited By (5)
| 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 |
| CN112338867A (en) * | 2020-11-09 | 2021-02-09 | 广西玉柴机器股份有限公司 | Special disassembling tool for diaphragm of diaphragm pump |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104647285B (en) | 2016-06-01 |
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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. |
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