CN208196664U - For taking the tooling of diesel injector copper sheathing - Google Patents
For taking the tooling of diesel injector copper sheathing Download PDFInfo
- Publication number
- CN208196664U CN208196664U CN201820730324.4U CN201820730324U CN208196664U CN 208196664 U CN208196664 U CN 208196664U CN 201820730324 U CN201820730324 U CN 201820730324U CN 208196664 U CN208196664 U CN 208196664U
- Authority
- CN
- China
- Prior art keywords
- copper sheathing
- drawing bar
- tooling
- taking
- thread section
- 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.)
- Expired - Fee Related
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- Fuel-Injection Apparatus (AREA)
Abstract
The utility model relates to a kind of for taking the tooling of diesel injector copper sheathing, including drawing bar, one end of drawing bar is equipped with and the matched left-lateral tap of copper sheathing lower part to be taken aperture along coaxial, the other end of drawing bar is coaxial to be provided with right-handed thread section, the end of right-handed thread section is coaxial to be fixedly connected with supporting rod, it is threaded in right-handed thread section and pulls nut, side on drawing bar close to left-lateral tap is arranged with long sleeve, long sleeve is equipped with sawtooth close to the end face of left-lateral tap side, pull the thrust bearing for being provided with and being mounted on drawing bar between nut and long sleeve.The utility model extracts copper sheathing using the characteristic of left hand thread, easy to operate, and not will cause the damage of the mounting hole on cylinder cap.
Description
Technical field
The utility model relates to engine maintenance field of tool more particularly to a kind of for taking diesel injector copper sheathing
Tooling.
Background technique
Diesel injector is an accurate part, since its nozzle tip is inserted into cylinder interior, working environment pole
It is severe, in order to guarantee the normal performance of fuel injector, needs to cool down fuel injector, it is therefore desirable to use copper sheathing as installation
The transition member of fuel injector meets cooling requirement using performances such as its excellent ductility, thermal conductivity.
When diesel engine works long hours or other quality problems occur, copper sheathing is needed replacing, due on copper sheathing and cylinder cap
Mounting hole between for interference fit, and the end of copper sheathing be located at cylinder lid surface hereinafter, dismantle when it is very difficult, tearing open at present
When unloading copper sheathing, usually first by diesel engine cylinder cover integral demounting, then with strike chisel the methods of disassembly copper sheathing, in this way, behaviour
Make that process is extremely cumbersome, and the mounting hole on cylinder cap is easy to cause to damage, leads to scrapping for cylinder cap.
Summary of the invention
The utility model provides a kind of for taking diesel injector copper to solve shortcoming in the prior art
The tooling of set extracts copper sheathing using the characteristic of left hand thread, easy to operate, and not will cause the damage of the mounting hole on cylinder cap.
The utility model is adopted the technical scheme that solve the above-mentioned problems, is provided a kind of for taking diesel engine to spray
The tooling of oily device copper sheathing, including drawing bar, one end of drawing bar along it is coaxial be equipped with it is matched with copper sheathing lower part to be taken aperture
Left-lateral tap, the other end of drawing bar is coaxial to be provided with right-handed thread section, and the end of right-handed thread section is coaxial to be fixedly connected
There is supporting rod, be threaded in right-handed thread section and pull nut, the side on drawing bar close to left-lateral tap is arranged with long set
Cylinder, long sleeve are equipped with sawtooth close to the end face of left-lateral tap side, pull to be provided between nut and long sleeve and be mounted on drawing
Thrust bearing on dead man.
Preferably, the supporting rod is square pole.
Preferably, the left-lateral tap is connected with rubber blocking film, rubber blocking film and copper sheathing lower part far from one end of drawing bar
The size of aperture matches.
Preferably, the supporting rod is fixedly connected with hand lever far from one end of drawing bar, and hand lever is mutual with supporting rod
It is vertically arranged.
By adopting the above technical scheme, the utility model has the advantage that
The utility model carries out tapping by the aperture for first using left-lateral tap to be located at lower part to copper sheathing, then rotates clockwise
Pull nut, make right-handed thread section that left-lateral tap be driven to move up, eventually by screw thread on left-lateral tap and copper sheathing aperture it
Between engagement force copper sheathing is extracted outward, it is easy to operate, and not will cause the mounting hole on cylinder cap damage.
Left-lateral tap use left hand thread (being commonly called as wire inversion) design, rotate clockwise pull nut when, left-lateral tap
It will not be loosened between copper sheathing aperture, in some instances it may even be possible to can be more and more tighter, if screw tap uses the design of right-handed thread, suitable
When hour hands rotation pulls nut, left-lateral tap may possibly be separated with copper sheathing aperture, so that copper sheathing can not be extracted.The supporting rod is side
Shape bar transmits torque when being easy to use spanner.
The rubber blocking film of left-lateral tap lower end installation can prevent copper scale when tapping from falling into combustion chamber to the normal fortune of complete machine
Row causes a hidden trouble.The fixed hand lever in the one end of supporting rod far from drawing bar is convenient for carrying out hand in the case where lacking other tools
Dynamic operation；Thrust bearing can reduce the frictional force between each driving member, while be able to bear the axial force for pulling nut application,
Under the action of long sleeve, keep pulling the relative axial position between nut and copper sheathing.
To sum up, the utility model structure is simple, easy to operate, and cost of manufacture is cheap, will not during extracting copper sheathing
The mounting hole on cylinder cap is damaged, and can prevent copper scale when tapping from falling into combustion chamber, avoids generating security risk.
Detailed description of the invention
Fig. 1 is the use state diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model；
Fig. 3 is the partial enlargement diagram in Fig. 1 at A.
Specific embodiment
As shown in Figure 1 to Figure 3, using the left-hand of Fig. 1 as the left-hand of the utility model, the utility model is used to take diesel engine
The tooling of copper bush of fuel injector includes vertically arranged drawing bar 1, and the lower end edge of drawing bar 1 is coaxial to be equipped with and wait take under copper sheathing
The matched left-lateral tap 2 of portion's aperture 12, the top of drawing bar 1 is coaxial to be provided with right-handed thread section 3, the top of right-handed thread section 3
Hold it is coaxial be fixedly connected with supporting rod 4, supporting rod 4 can be designed as it is rectangular, convenient for transmitting torque, spiral shell in right-handed thread section 3
Line, which is connected with, pulls nut 5, and the side on drawing bar 1 close to left-lateral tap 2 is arranged with long sleeve 6, and long sleeve 6 is close to left-handed silk
The end face for boring 2 sides is equipped with sawtooth 7, and when taking copper sheathing, sawtooth one end of long sleeve 6 is pressed on the top of copper sheathing, and sawtooth 7 can increase
Frictional force between big long sleeve 6 and copper sheathing, prevents copper sheathing from rotating, and pulls to be provided between nut 5 and long sleeve 6 and is mounted on drawing
Thrust bearing 8 on dead man 1.
The lower end of the left-lateral tap 2 is connected with rubber blocking film 9, the size phase of rubber blocking film 9 and copper sheathing lower part aperture 12
Matching.The left-lateral tap 2 is mounted on the lower end of drawing bar 1.
The upper end of the supporting rod 4 is fixedly connected with hand lever 11, and hand lever 11 is arranged in a mutually vertical manner with supporting rod 4.
In use, the alignment copper sheathing of left-lateral tap 2 to be first located to the progress tapping of aperture 12 of lower part, the at this time saw of long sleeve 6
7 one end of tooth is pressed on the top of copper sheathing, with hand in the counterclockwise direction rotation manual bar 11 or using spanner in the counterclockwise direction
Supporting rod 4 is rotated, makes left-lateral tap 2 in the inner wall tap out of copper sheathing lower part aperture 12, in this process, is located at left-handed silk
It bores the rubber blocking films 9 of 2 lower parts to close the bottom of copper sheathing lower part aperture 12, makes its being spaced apart with combustion chamber, tapping can be prevented
The copper scale generated in the process is fallen into combustion chamber, avoids causing a hidden trouble to the normal operation of complete machine.
After the completion of tapping, left-lateral tap 2 and copper sheathing are in threaded connection state, at this point, using spanner or other tool cards
Firmly supporting rod 4 rotate drawing bar 1 and left-lateral tap 2 can not, while be rotated in the clockwise direction and pull nut 5, pull nut
5 move down along right-handed thread section 3 and gradually press thrust bearing 8 and long sleeve 6, continue rotation and pull nut 5, right-handed thread
Section 3 moves up and drives drawing bar 1, left-lateral tap 2 to move up, further through screw thread on left-lateral tap 2 and copper sheathing aperture 12
Between engagement force copper sheathing is extracted outward.
Left-lateral tap 2 using left hand thread (being commonly called as wire inversion) design, rotate clockwise pull nut 5 when, left-handed silk
It will not be loosened between cone 2 and copper sheathing aperture 12, in some instances it may even be possible to can be more and more tighter, if screw tap uses the design of right-handed thread,
Then rotate clockwise pull nut 5 when, left-lateral tap 2 may possibly be separated with copper sheathing aperture 12, so that copper sheathing can not be extracted.
The left-lateral tap 2 is existing conventional equipment, and specific structure is no longer described in detail.
The present embodiment not makes any form of restriction the shape of the utility model, material, structure etc., all foundations
The technical essence of the utility model any simple modification, equivalent change and modification to the above embodiments, belong to this reality
With the protection scope of new technique scheme.
Claims (4)
1. for taking the tooling of diesel injector copper sheathing, it is characterised in that: including drawing bar, one end of drawing bar is along coaxial
Be equipped with the matched left-lateral tap of copper sheathing lower part to be taken aperture, the other end of drawing bar is coaxial to be provided with right-handed thread section,
The end of right-handed thread section is coaxial to be fixedly connected with supporting rod, is threaded in right-handed thread section and pulls nut, drawing bar
The upper side close to left-lateral tap is arranged with long sleeve, and long sleeve is equipped with sawtooth close to the end face of left-lateral tap side, pulls
The thrust bearing being mounted on drawing bar is provided between nut and long sleeve.
2. according to claim 1 for taking the tooling of diesel injector copper sheathing, it is characterised in that: the supporting rod is
Square pole.
3. according to claim 1 or 2 for taking the tooling of diesel injector copper sheathing, it is characterised in that: described left-handed
Screw tap is connected with rubber blocking film far from one end of drawing bar, and rubber blocking film and the size of copper sheathing lower part aperture match.
4. according to claim 3 for taking the tooling of diesel injector copper sheathing, it is characterised in that: the supporting rod is remote
One end from drawing bar is fixedly connected with hand lever, and hand lever is arranged in a mutually vertical manner with supporting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820730324.4U CN208196664U (en) | 2018-05-16 | 2018-05-16 | For taking the tooling of diesel injector copper sheathing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820730324.4U CN208196664U (en) | 2018-05-16 | 2018-05-16 | For taking the tooling of diesel injector copper sheathing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208196664U true CN208196664U (en) | 2018-12-07 |
Family
ID=64517244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820730324.4U Expired - Fee Related CN208196664U (en) | 2018-05-16 | 2018-05-16 | For taking the tooling of diesel injector copper sheathing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208196664U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109968243A (en) * | 2019-04-18 | 2019-07-05 | 中国空气动力研究与发展中心超高速空气动力研究所 | A kind of positioning tube attachment device |
| CN110125865A (en) * | 2019-05-15 | 2019-08-16 | 江西洪都精工机械有限公司 | A kind of device with ranging, Ding Li and assembly and disassembly precise taper sleeve |
| CN112809618A (en) * | 2020-12-30 | 2021-05-18 | 中国石油天然气集团有限公司 | Tool, system and method for mounting and dismounting oil sprayer sheath |
-
2018
- 2018-05-16 CN CN201820730324.4U patent/CN208196664U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109968243A (en) * | 2019-04-18 | 2019-07-05 | 中国空气动力研究与发展中心超高速空气动力研究所 | A kind of positioning tube attachment device |
| CN109968243B (en) * | 2019-04-18 | 2024-01-26 | 中国空气动力研究与发展中心超高速空气动力研究所 | Positioning cylinder connecting device |
| CN110125865A (en) * | 2019-05-15 | 2019-08-16 | 江西洪都精工机械有限公司 | A kind of device with ranging, Ding Li and assembly and disassembly precise taper sleeve |
| CN110125865B (en) * | 2019-05-15 | 2024-03-22 | 江西洪都精工机械有限公司 | Device with range finding, fixed force and install and remove accurate taper sleeve |
| CN112809618A (en) * | 2020-12-30 | 2021-05-18 | 中国石油天然气集团有限公司 | Tool, system and method for mounting and dismounting oil sprayer sheath |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181207 Termination date: 20200516 |