CN204893373U - Swift formula four properties door engine valve spring and annex assembly and disassembly tools - Google Patents
Swift formula four properties door engine valve spring and annex assembly and disassembly tools Download PDFInfo
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- CN204893373U CN204893373U CN201520637801.9U CN201520637801U CN204893373U CN 204893373 U CN204893373 U CN 204893373U CN 201520637801 U CN201520637801 U CN 201520637801U CN 204893373 U CN204893373 U CN 204893373U
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Abstract
The utility model provides a swift formula four properties door engine valve spring and annex assembly and disassembly tools which characterized in that: it includes main clamp plate, fixing device and pushes down the device, main clamp plate is used for pushing down valve spring, be provided with on it with corresponding valve port and the sprayer hole of valve and sprayer position, fixing device fixes and covers at engine cylinder, it is in to push down the device setting fixing device is last for main clamp plate pushes down. The utility model discloses an instrument can be realized realizing four properties door synchronous operation simultaneously not dismantling the cylinder cap, do not dismantling under the spare part prerequisites such as sprayer or spark plug, save time, reduces the operating procedure, raises the efficiency, guarantees the original assembly process of engine, guarantees the quality of engine.
Description
Technical field
The utility model relates to the assembly tool field of engine, is specifically related to the fast-type instrument that a kind of four-valve engine exempts to tear open the operation such as maintenance dismounting, replacing of cylinder cap air valve spring and other parts.
Background technology
The assembly tool of existing engine valve spring and related accessories is all the fixed lathe frock be configured on each enterprise assembling line, the drive apparatus such as motor, hydraulic pressure etc. is relied on to coordinate the pressing plate of fixed type to be placed on valve retainer, dependence mechanical forces presses down, then lay or take out valve split collets, this lathe frock assembly tool is only suitable for production line assembling and is not suitable for maintenance dismounting and the replacing of case later stage parts.Existing manual valve spring assembling/disassembling tool operates for single valve, can not operate for Four valve simultaneously simultaneously; And operate again need parts such as dismounting fuel injector, spark plug etc. when dismantling valve and related accessories after, be difficult to the uniformity ensureing assembly technology, Four valve automation mechanized operation can not be realized, be not suitable for the short time, operate in enormous quantities.
Utility model content
Not enough for prior art, the utility model provide one can fast, the assembly/parts such as efficient dismounting Four valve spring, valve collet, cotter seat, valve guide bushing sealing ring, flexible Application can be reached, be easy to carry the fast-type four-valve engine annex dismantling device of going out.
The technical scheme in the invention for solving the above technical problem is: a kind of fast-type four-valve engine valve spring and annex dismantling device, and it comprises main pressing plate, fixture and hold-down devices; Described main pressing plate is used for lower air compression spring, is provided with the valve port corresponding with valve and fuel injector position and oil injector hole; Described fixture is fixed on engine cylinder and covers; Described hold-down devices is arranged in described fixture, for pressing down main pressing plate.
Further, described fixture is two, is separately positioned on described main pressing plate both sides; Side fixture comprises locating dowel, adjustment arm and bolt, and adjustment arm and locating dowel are fixed on engine cylinder through adjustment arm and locating dowel and cover by described bolt successively; Opposite side fixture comprises transverse arm and bolt, and transverse arm is fixed on engine cylinder and covers by described bolt; Described hold-down devices is the adjustment bolt being separately positioned on screw on transverse arm and adjustment arm.Described adjustment bolt, by adjustment arm and transverse arm fixed position, regulates the length of bilateral adjustment bolt, synchronously presses down main pressing plate, make cotter seat vertical depression, realizes Four valve simultaneously operating simultaneously.
Further, described main pressing plate arranges 4 valve ports and 1 oil injector hole.
Further, described main pressing plate arranges locating slot A, for coordinating adjustment bolt fixed adjustment arm direction.
Further, described main pressing plate arranging locating slot B, fixing transverse arm direction for coordinating adjustment bolt.
Further, described adjustment arm is provided with screw A and locating hole A, and described screw A presses down main pressing plate for screwing in adjustment bolt, and described locating hole A is for inserting bolt fixed adjustment arm and locating dowel.
Further, described transverse arm is provided with screw B and locating hole B, and described screw B presses down main pressing plate for screwing in adjustment bolt, and described locating hole B fixes transverse arm for inserting bolt.
The utility model belongs to four-valve engine and exempts to tear open the assembling of the related components such as cylinder cap air valve spring, conduit, sealing ring, valve split collets and the fast-type instrument of operation such as maintenance dismounting, replacing etc., the beneficial effects of the utility model:
1, for four-valve engine, operate under not dismantling cylinder cap, not dismantling the parts such as fuel injector or spark plug prerequisite, valve is being dismantled compared to after the parts such as first dismounting fuel injector in the past or spark plug, the horizontal rifle of dismounting, high-pressure oil pipe, namely save man-hour, reduce operating procedure, the cleanliness issues etc. that the damage that unnecessary operating procedure can be avoided again to cause engine and unnecessary operation bring, can be quick, effective realization operation, ensure the original assembly technology of engine, ensure the quality of engine.
2, this instrument has feature that is motor-driven, flexible, convenient, that use, can solve the dismounting difficult problem in maintenance process at Four valve spring and related accessories well.Do not need the support of machine tool, do not need supply of electric power, just can realize application by single manual operations.
3, pound compared to hammer when not having now specific purpose tool, dismounting behavior that bar sled etc. is rough, use this instrument can safely, efficient, not damaged parts when operate.
4, compared to existing machine tool etc., this instrument is cheap, is significant for low cost, high efficiency assembling and maintenance.
5, for four-valve engine, can simultaneously simultaneously operating when assembly and disassembly, ensure that the uniformity of assembly technology, improve assembly quality;
6, solve prior art needs many people to operate in dismounting valve spring process, and operating process needs problems such as carrying out continuously.
Accompanying drawing explanation
Fig. 1 is mounting structure schematic diagram of the present utility model;
Fig. 2 is explosive view of the present utility model;
Fig. 3 is A-A and the B-B sectional view of Fig. 2.
Detailed description of the invention
A kind of fast-type four-valve engine valve spring and annex dismantling device, it comprises main pressing plate, fixture and hold-down devices; Described main pressing plate is used for lower air compression spring, is provided with the valve port corresponding with valve and fuel injector position and oil injector hole; Described fixture is fixed on engine cylinder and covers; Described hold-down devices is arranged in described fixture, for pressing down main pressing plate.
Further, described fixture is two, is separately positioned on described main pressing plate both sides; Side fixture comprises locating dowel, adjustment arm and bolt, and adjustment arm and locating dowel are fixed on engine cylinder through adjustment arm and locating dowel and cover by described bolt successively; Opposite side fixture comprises transverse arm and bolt, and transverse arm is fixed on engine cylinder and covers by described bolt; Described hold-down devices is the adjustment bolt being separately positioned on screw on transverse arm and adjustment arm.
Below in conjunction with accompanying drawing, the utility model is described further.As shown in Figure 1 and Figure 2, a kind of fast-type four-valve engine valve spring and annex dismantling device, comprise main pressing plate 1, fixture and hold-down devices; Described main pressing plate is placed on cotter seat 8, for lower air compression spring, is provided with the valve port 11 corresponding with valve and fuel injector position and oil injector hole 12; Described fixture is fixed on engine cylinder and covers; Described hold-down devices is arranged in described fixture, for pressing down main pressing plate 1.Described fixture is two, is separately positioned on described main pressing plate 1 both sides; Side fixture comprises locating dowel 4, adjustment arm 3 and bolt 5, and adjustment arm 3 and locating dowel 4 are fixed on the existing screwed hole 7 of engine cylinder cover through adjustment arm 3 and locating dowel 4 by described bolt 5 successively; Opposite side fixture comprises transverse arm 2 and bolt 5, and transverse arm 2 is fixed on the existing screwed hole 7 of engine cylinder cover by described bolt 5; Described hold-down devices is the adjustment bolt 6 being separately positioned on screw on transverse arm 2 and adjustment arm 3.Described main pressing plate 1 is placed on cotter seat 8, and described adjustment bolt 6, by adjustment arm 3 and transverse arm 2 fixed position, regulates the length of bilateral adjustment bolt 6, synchronously presses down main pressing plate 1, make cotter seat 8 vertical depression, realizes Four valve simultaneously operating simultaneously.
Further, described main pressing plate 1 arranges 4 valve ports 11 and 1 oil injector hole 12; As shown in Figure 3, described main pressing plate 1 arranges locating slot A13, for coordinating adjustment bolt 6 fixed adjustment arm 3 direction; Described main pressing plate 1 arranging locating slot B14, fixing transverse arm 2 direction for coordinating adjustment bolt 6; Described adjustment arm 3 is provided with screw A31 and locating hole A32, and described screw A31 presses down main pressing plate 1 for screwing in adjustment bolt 6, and described locating hole A32 is for inserting bolt 5 fixed adjustment arm 3 and locating dowel 4; Described transverse arm 2 is provided with screw B21 and locating hole B22, and described screw B21 presses down main pressing plate 1 for screwing in adjustment bolt 6, and described locating hole B22 fixes transverse arm 2 for inserting bolt 5.
For reaching the parts such as assembly such as dismounting Four valve spring, valve collet, cotter seat, valve guide bushing sealing ring fast and efficiently, flexible Application can be reached, be easy to carry the practical application such as to go out.Existing two screwed holes 7 of cylinder cap that instrument of the present utility model utilizes position; After having located, transverse arm 2 and adjustment arm 3 being placed in appropriate location, by regulating the length of adjustment bolt 6, coordinating main pressing plate 1 to realize major function.After instrument has been laid, slowly screw adjustment bolt 6 and main pressing plate 1 is slowly moved down, compress valve spring further, after valve spring all compresses, the dismounting of valve collet can be carried out or change other parts.
During concrete use, first, select suitable model, main pressing plate 1 is placed on valve seating 8; Use existing screwed hole 7 on cylinder cap, bolt 5 is tightened; The overhang of even regulation adjustment bolt 6, adjusts to valve spring without compression residue position by main pressing plate 1; Take off valve collet; When keeping in repair or change corresponding valve spring, discharge main pressing plate 1, the valve spring of damage is pulled down, after the valve spring more renewed, again compress main pressing plate, valve lock dog is installed; When assembling, first need the parts changed to install valve spring, cotter seat, valve guide bushing etc., use main pressing plate valve spring to be compressed; Then use valve collet to be locked by valve seating, slow release adjustment bolt makes valve spring extend; Finally instrument is removed.
Claims (7)
1. fast-type four-valve engine valve spring and an annex dismantling device, is characterized in that: it comprises main pressing plate, fixture and hold-down devices; Described main pressing plate is used for lower air compression spring, is provided with the valve port corresponding with valve and fuel injector position and oil injector hole; Described fixture is fixed on engine cylinder and covers; Described hold-down devices is arranged in described fixture, for pressing down main pressing plate.
2. a kind of fast-type four-valve engine valve spring according to claim 1 and annex dismantling device, is characterized in that: described fixture is two, is separately positioned on described main pressing plate both sides; Side fixture comprises locating dowel, adjustment arm and bolt, and adjustment arm and locating dowel are fixed on engine cylinder through adjustment arm and locating dowel and cover by described bolt successively; Opposite side fixture comprises transverse arm and bolt, and transverse arm is fixed on engine cylinder and covers by described bolt; Described hold-down devices is the adjustment bolt being separately positioned on screw on transverse arm and adjustment arm.
3. a kind of fast-type four-valve engine valve spring according to claim 1 and 2 and annex dismantling device, is characterized in that: described main pressing plate arranges 4 valve ports and 1 oil injector hole.
4. a kind of fast-type four-valve engine valve spring according to claim 2 and annex dismantling device, is characterized in that: described main pressing plate arranges locating slot A, for coordinating adjustment bolt fixed adjustment arm direction.
5. a kind of fast-type four-valve engine valve spring according to claim 2 and annex dismantling device, is characterized in that: described main pressing plate arranges locating slot B, fixes transverse arm direction for coordinating adjustment bolt.
6. a kind of fast-type four-valve engine valve spring according to claim 2 and annex dismantling device, it is characterized in that: described adjustment arm is provided with screw A and locating hole A, described screw A presses down main pressing plate for screwing in adjustment bolt, and described locating hole A is for inserting bolt fixed adjustment arm and locating dowel.
7. a kind of fast-type four-valve engine valve spring according to claim 2 and annex dismantling device, it is characterized in that: described transverse arm is provided with screw B and locating hole B, described screw B presses down main pressing plate for screwing in adjustment bolt, and described locating hole B fixes transverse arm for inserting bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520637801.9U CN204893373U (en) | 2015-08-24 | 2015-08-24 | Swift formula four properties door engine valve spring and annex assembly and disassembly tools |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520637801.9U CN204893373U (en) | 2015-08-24 | 2015-08-24 | Swift formula four properties door engine valve spring and annex assembly and disassembly tools |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204893373U true CN204893373U (en) | 2015-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520637801.9U Active CN204893373U (en) | 2015-08-24 | 2015-08-24 | Swift formula four properties door engine valve spring and annex assembly and disassembly tools |
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| CN (1) | CN204893373U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106272186A (en) * | 2016-10-12 | 2017-01-04 | 广西玉柴机器股份有限公司 | The valve split collets dismounting frock of a kind of four-valve cylinder head and method |
| CN106346416A (en) * | 2016-11-08 | 2017-01-25 | 广西玉柴机器股份有限公司 | Disassembling tool of engine valve collet |
| CN109702691A (en) * | 2019-03-01 | 2019-05-03 | 广西玉柴机器股份有限公司 | A kind of valve spring indenter device |
-
2015
- 2015-08-24 CN CN201520637801.9U patent/CN204893373U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106272186A (en) * | 2016-10-12 | 2017-01-04 | 广西玉柴机器股份有限公司 | The valve split collets dismounting frock of a kind of four-valve cylinder head and method |
| CN106346416A (en) * | 2016-11-08 | 2017-01-25 | 广西玉柴机器股份有限公司 | Disassembling tool of engine valve collet |
| CN109702691A (en) * | 2019-03-01 | 2019-05-03 | 广西玉柴机器股份有限公司 | A kind of valve spring indenter device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |