CN103624739B - Change the method for engine fuel spray nozzle copper water jacket - Google Patents
Change the method for engine fuel spray nozzle copper water jacket Download PDFInfo
- Publication number
- CN103624739B CN103624739B CN201310608144.0A CN201310608144A CN103624739B CN 103624739 B CN103624739 B CN 103624739B CN 201310608144 A CN201310608144 A CN 201310608144A CN 103624739 B CN103624739 B CN 103624739B
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- CN
- China
- Prior art keywords
- water jacket
- copper water
- atomizer
- expander
- puller
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P11/00—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P11/00—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for
- B23P11/005—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by expanding or crimping
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Nozzles For Spraying Of Liquid Fuel (AREA)
Abstract
The invention discloses a kind of method changing engine fuel spray nozzle copper water jacket, belong to and start maintenance maintenance technical field.Also a kind of method more reengining the replacing engine fuel spray nozzle copper water jacket of oil spout Copper Water Jacket during Diesel engine of maintenance is under normal conditions provided.Described replacing options comprises the following steps, and first prepares with the puller of tapping thread with the expander dilating chamber respectively; Then with described tapping thread, puller being connected as a whole with needing the waste and old atomizer Copper Water Jacket changed, now by described puller, waste and old atomizer Copper Water Jacket being pulled out from described engine together with puller; Then new atomizer Copper Water Jacket cover is received on described expander, and described atomizer Copper Water Jacket is loaded described engine together with described expander pulled out the position of waste and old atomizer Copper Water Jacket, again by dilating chamber by the swelling of atomizer Copper Water Jacket on the engine, by that analogy to arriving the atomizer Copper Water Jacket changed and needed to change.
Description
Technical field
The present invention relates to a kind of replacing options, especially relate to a kind of method changing engine fuel spray nozzle copper water jacket, belong to and start maintenance maintenance technical field.
Background technology
The effect of the atomizer water jacket of Diesel engine is cooling spray oil nozzle.The atomizer water jacket of most domestic Diesel engine is all copper water jacket, therefore is commonly called as atomizer Copper Water Jacket, this material thermal conductivity and ductility all better.Be all be in place disposable the inlaying of engine production factory during installation, generally just likely change to during overhaul.But in use, because of environmental change, when described mouth oil nozzle Copper Water Jacket is a lot of, marquis can only use just started to have leaked by 1 year half a year to described engine, reason be expand with heat and contract with cold cause inlay sealing position because of loosen and leak.Due to the narrow space of described leaking area, leak and cannot repair, so under general maintenance condition, only have integral replacing engine cylinder cover, cause very large waste.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of method also more reengining the replacing engine fuel spray nozzle copper water jacket of oil spout Copper Water Jacket during Diesel engine of maintenance under normal conditions.
For solving the problems of the technologies described above adopted technical scheme be: the method changing engine fuel spray nozzle copper water jacket, comprises the following steps,
Frock is changed in a, preparation, adopt hardness to be greater than the round steel preparation of described atomizer Copper Water Jacket hardness with the puller of tapping thread, the metal material adopting hardness to be less than described atomizer Copper Water Jacket hardness prepare the cavity shape of shape and described atomizer Copper Water Jacket suitable with the expander dilating chamber;
B, pull out waste and old atomizer Copper Water Jacket, shoot in the inner chamber of described atomizer Copper Water Jacket with the tapping thread of described puller, make described puller be connected as a whole with described atomizer Copper Water Jacket, and then pulled out needing the waste and old atomizer Copper Water Jacket changed from described engine together with puller by described puller;
C, new atomizer Copper Water Jacket is installed, first described atomizer Copper Water Jacket cover is received on described expander, and then described atomizer Copper Water Jacket loaded described engine together with described expander pulled out the position of waste and old atomizer Copper Water Jacket, then chamber is dilated by the atomizer Copper Water Jacket swelling that newly loads on described engine by the described expander of expansion, and then the expander described in taking out, completing more changing jobs of an atomizer Copper Water Jacket of engine, having changed the described atomizer Copper Water Jacket needing to change to arriving by that analogy.
Be further, in step a, when the puller described in preparing, one end not arranging tapping thread of described puller is set to drawing end, pull out when being connected as a whole puller with described waste and old atomizer Copper Water Jacket in stepb, chosen by described drawing end.
Be further, in step a, when the puller described in preparing, the external diameter of described drawing end is processed into the pyramidal structure dilating chamber internal diameter described in being greater than simultaneously, in step c, dilating chamber by when the atomizer Copper Water Jacket swelling that newly loads is on described engine by the described expander of expansion, be by by the drawing end of described puller along taper direction force dilating in chamber described in press-in expand described in dilate chamber inner chamber while expand and be socketed in this and dilate atomizer Copper Water Jacket outside chamber.
Be further, in step a, when the expander described in preparing, the external diameter of described expander is processed less than the internal diameter of described atomizer Copper Water Jacket inner chamber, and the coaxial blind hole be arranged on vertically on an end of described expander is processed in the described chamber that dilates, and on the sidewall of described coaxial blind hole, be provided with the groove that dilates vertically, in step c, by the drawing end of described puller force press-in described in dilate in chamber time, the described groove that dilates expands simultaneously.
Be further, in step a, when the expander described in preparing, also described expander do not have arrange dilate chamber one end on be processed with and exit head, in step c, when described expander is taken out from the inner chamber of described atomizer Copper Water Jacket, be that described expander is taken out in the end by oppositely exiting head vertically described in impact.
The invention has the beneficial effects as follows: adopt described ground replacing options owing to being first connected as a whole by tapping thread with described atomizer Copper Water Jacket by described puller in Renewal process, and then pulled out needing the atomizer Copper Water Jacket changed together by puller, even if thus the work of choosing of the old atomizer Copper Water Jacket making needs change also can normally be carried out in very narrow space, and be utilize expander to be firmly installed on described Diesel engine by new atomizer Copper Water Jacket when installing new oil spout Copper Water Jacket, even and if then ensure that under normal conditions overhaul Diesel engine also can change engine fuel spray nozzle copper water jacket, instead of the cylinder sleeve of the more described engine of entirety.Like this, the maintenance maintenance cost of the saving engine that the replacing options described in employing can be a large amount of, makes enterprise establish oneself in an unassailable position in production and operating activities.
Accompanying drawing explanation
Fig. 1 is the structural representation of the puller that method that the present invention changes engine fuel spray nozzle copper water jacket relates to;
Fig. 2 is the structural representation of the expander that method that the present invention changes engine fuel spray nozzle copper water jacket relates to.
Be labeled as in figure: tapping thread 1, puller 2, dilate chamber 3, expander 4, drawing end 5, dilate groove 6, exit 7.
Detailed description of the invention
In order to solve in prior art, when overhauling Diesel engine under normal conditions, atomizer Copper Water Jacket cannot be changed and the technical problem that causes cylinder cap to waste, a kind of method also more reengining the replacing engine fuel spray nozzle copper water jacket of oil spout Copper Water Jacket when overhauling Diesel engine under normal conditions provided by the invention.Described replacing options comprises the following steps,
Frock is changed in a, preparation, adopt hardness to be greater than the round steel preparation of described atomizer Copper Water Jacket hardness with the puller 2 of tapping thread 1, the metal material adopting hardness to be less than described atomizer Copper Water Jacket hardness prepare the cavity shape of shape and described atomizer Copper Water Jacket suitable with the expander 4 dilating chamber 3;
B, pull out waste and old atomizer Copper Water Jacket, shoot in the inner chamber of described atomizer Copper Water Jacket with the tapping thread 1 of described puller 2, make described puller 2 be connected as a whole with described atomizer Copper Water Jacket, and then pulled out needing the waste and old atomizer Copper Water Jacket changed from described engine together with puller 2 by described puller 2;
C, new atomizer Copper Water Jacket is installed, first described atomizer Copper Water Jacket cover is received on described expander 4, and then described atomizer Copper Water Jacket loaded described engine together with described expander 4 pulled out the position of waste and old atomizer Copper Water Jacket, then chamber 3 is dilated by the atomizer Copper Water Jacket swelling that newly loads on described engine by the described expander 4 of expansion, and then the expander 4 described in taking out, complete more changing jobs of an atomizer Copper Water Jacket of engine, the described atomizer Copper Water Jacket needing to change has been changed by that analogy to arriving.
Adopt described ground replacing options owing to being first connected as a whole by tapping thread 1 with described atomizer Copper Water Jacket by described puller 2 in Renewal process, and then pulled out needing the atomizer Copper Water Jacket changed together by puller 2, even if thus the work of choosing of the old atomizer Copper Water Jacket making needs change also can normally be carried out in very narrow space, and be utilize expander 4 to be firmly installed on described Diesel engine by new atomizer Copper Water Jacket when installing new oil spout Copper Water Jacket, even and if then ensure that under normal conditions overhaul Diesel engine also can change engine fuel spray nozzle copper water jacket, instead of the cylinder sleeve of the more described engine of entirety.Like this, the maintenance maintenance cost of the saving engine that the replacing options described in employing can be a large amount of, makes enterprise establish oneself in an unassailable position in production and operating activities.The puller prepared in described replacing options and expander are as shown in Figure 1 and Figure 2.
In above-mentioned embodiment, in order to more convenient when extracting puller, and do not need when expansion dilates chamber not increase equipment again, further to reduce maintenance maintenance cost, in step a, when the puller 2 described in preparing, one end not arranging tapping thread 1 of described puller 2 is set to drawing end 5, pull out when being connected as a whole puller 2 with described waste and old atomizer Copper Water Jacket in stepb, chosen by described drawing end 5; And the external diameter of described drawing end 5 is processed into be greater than described in dilate the pyramidal structure of chamber 3 internal diameter, like this, in step c, dilating chamber 3 by when the atomizer Copper Water Jacket swelling that newly loads is on described engine by the described expander 4 of expansion, be by by the drawing end 5 of described puller 2 along taper direction force dilating in chamber 3 described in press-in expand described in dilate chamber 3 inner chamber while expand and be socketed in this and dilate atomizer Copper Water Jacket outside chamber 3.
And by described dilate chamber 3 by described atomizer Copper Water Jacket swelling at described engine pulled out waste and old atomizer Copper Water Jacket position time, can make to dilate more convenient, dilate better effects if, in step a, when the expander described in preparing, the external diameter of described expander 4 is processed less than the internal diameter of described atomizer Copper Water Jacket inner chamber, and the coaxial blind hole be arranged on vertically on an end of described expander 4 is processed in the described chamber 3 that dilates, and be provided with on the sidewall of described coaxial blind hole vertically dilate groove 6, in step c, the drawing end 5 of described puller 2 is forced be pressed into described in dilate in chamber 3 time, described dilate groove 6 and just can expand simultaneously, thus make that described to dilate work convenient, dilate better effects if.And described atomizer Copper Water Jacket swelling is being pulled out waste and old atomizer Copper Water Jacket position at described engine, conveniently the exiting of described expander 4, simultaneously, adverse effect can not be caused again to the atomizer Copper Water Jacket kind changed the outfit, in step a, when the expander described in preparing, also described expander 4 do not have arrange dilate chamber 3 one end on be processed with and exit 7, in step c, when described expander 4 is taken out from the inner chamber of described atomizer Copper Water Jacket, that described expander 4 is taken out in an end by oppositely exiting 7 vertically described in impact.In above-mentioned embodiment, the external diameter of described expander 4 is processed less than the internal diameter of described atomizer Copper Water Jacket inner chamber, conveniently described atomizer Copper Water Jacket cover is received on described expander 4, but, the external diameter of described expander 4 again can not be too little, usually 0.2-04mm less of the internal diameter of atomizer Copper Water Jacket inner chamber.
Claims (5)
1. change the method for engine fuel spray nozzle copper water jacket, it is characterized in that: comprise the following steps,
Frock is changed in a, preparation, adopt hardness to be greater than the round steel preparation of described atomizer Copper Water Jacket hardness with the puller (2) of tapping thread (1), the metal material adopting hardness to be less than described atomizer Copper Water Jacket hardness prepare the cavity shape of shape and described atomizer Copper Water Jacket suitable with the expander (4) dilating chamber (3);
B, pull out waste and old atomizer Copper Water Jacket, shoot in the inner chamber of described waste and old atomizer Copper Water Jacket with the tapping thread (1) of described puller (2), make described puller (2) be connected as a whole with described waste and old atomizer Copper Water Jacket, and then pulled out needing the waste and old atomizer Copper Water Jacket changed from described engine together with puller (2) by described puller (2);
C, new atomizer Copper Water Jacket is installed, first described atomizer Copper Water Jacket cover is received on described expander (4), and then described atomizer Copper Water Jacket loaded described engine together with described expander (4) pulled out the position of waste and old atomizer Copper Water Jacket, then chamber (3) is dilated by the atomizer Copper Water Jacket swelling that newly loads on described engine by the described expander of expansion (4), and then the expander (4) described in taking out, complete more changing jobs of an atomizer Copper Water Jacket of engine, the described atomizer Copper Water Jacket needing to change has been changed by that analogy to arriving.
2. the method for replacing engine fuel spray nozzle copper water jacket according to claim 1, it is characterized in that: in step a, when puller (2) described in preparing, one end not arranging tapping thread (1) of described puller (2) is set to drawing end (5), pull out when being connected as a whole puller (2) with described waste and old atomizer Copper Water Jacket in stepb, chosen by described drawing end (5).
3. the method for replacing engine fuel spray nozzle copper water jacket according to claim 2, it is characterized in that: in step a, when puller (2) described in preparing, the external diameter of described drawing end (5) is processed into the pyramidal structure dilating chamber (3) internal diameter described in being greater than simultaneously, in step c, chamber (3) is being dilated by when the atomizer Copper Water Jacket swelling that newly loads is on described engine by the described expander of expansion (4), be by by the drawing end (5) of described puller (2) along taper direction force dilating in chamber (3) described in press-in expand described in dilate chamber (3) inner chamber while expand and be socketed in this and dilate chamber (3) atomizer Copper Water Jacket outward.
4. the method for replacing engine fuel spray nozzle copper water jacket according to claim 3, it is characterized in that: in step a, when the expander described in preparing, the external diameter of described expander (4) is processed less than the internal diameter of described atomizer Copper Water Jacket inner chamber, and the coaxial blind hole be arranged on vertically on an end of described expander (4) is processed in the described chamber (3) that dilates, and be provided with on the sidewall of described coaxial blind hole vertically dilate groove (6), in step c, the drawing end (5) of described puller (2) is forced described in press-in dilate in chamber (3) time, the described groove (6) that dilates expands simultaneously.
5. the method for replacing engine fuel spray nozzle copper water jacket according to claim 4, it is characterized in that: in step a, when the expander described in preparing, also be processed with on one end not having setting to dilate chamber (3) of described expander (4) and exit head (7), in step c, when described expander (4) is taken out from the inner chamber of described atomizer Copper Water Jacket, be that described expander (4) is taken out in the end by oppositely exiting head (7) vertically described in impact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310608144.0A CN103624739B (en) | 2013-11-26 | 2013-11-26 | Change the method for engine fuel spray nozzle copper water jacket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310608144.0A CN103624739B (en) | 2013-11-26 | 2013-11-26 | Change the method for engine fuel spray nozzle copper water jacket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103624739A CN103624739A (en) | 2014-03-12 |
| CN103624739B true CN103624739B (en) | 2015-11-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310608144.0A Expired - Fee Related CN103624739B (en) | 2013-11-26 | 2013-11-26 | Change the method for engine fuel spray nozzle copper water jacket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103624739B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2005201610A1 (en) * | 2004-04-23 | 2005-11-10 | Altrum Pty Ltd | Method and device for engaging a bore |
| CN201399761Y (en) * | 2009-04-20 | 2010-02-10 | 武汉钢铁(集团)公司 | Device for pulling out water jacket of diesel engine cylinder end |
| CN203062709U (en) * | 2012-12-25 | 2013-07-17 | 惠阳航空螺旋桨有限责任公司 | Steel jacket pulling-out device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4903392A (en) * | 1988-06-22 | 1990-02-27 | Westinghouse Electric Corp. | Method for removing a metallic plug from a tube by simultaneously heating and stretching the plug |
| US7003877B2 (en) * | 2002-04-12 | 2006-02-28 | Spx Corporation | Cylinder liner remover |
-
2013
- 2013-11-26 CN CN201310608144.0A patent/CN103624739B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2005201610A1 (en) * | 2004-04-23 | 2005-11-10 | Altrum Pty Ltd | Method and device for engaging a bore |
| CN201399761Y (en) * | 2009-04-20 | 2010-02-10 | 武汉钢铁(集团)公司 | Device for pulling out water jacket of diesel engine cylinder end |
| CN203062709U (en) * | 2012-12-25 | 2013-07-17 | 惠阳航空螺旋桨有限责任公司 | Steel jacket pulling-out device |
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| CN103624739A (en) | 2014-03-12 |
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Granted publication date: 20151104 Termination date: 20161126 |