CN205660631U - Extracting tool of cylinder cap seat circle - Google Patents
Extracting tool of cylinder cap seat circle Download PDFInfo
- Publication number
- CN205660631U CN205660631U CN201620545963.4U CN201620545963U CN205660631U CN 205660631 U CN205660631 U CN 205660631U CN 201620545963 U CN201620545963 U CN 201620545963U CN 205660631 U CN205660631 U CN 205660631U
- Authority
- CN
- China
- Prior art keywords
- sleeve pipe
- cylinder cap
- extracting tool
- tensioner
- connecting rod
- 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
Links
Abstract
The utility model discloses an extracting tool of cylinder cap seat circle, wherein, this extracting tool includes expanding sleeve pipe (1), the tight portion (2) and connecting rod (3) of rising, the outer peripheral face of the lower tip of expanding sleeve pipe (1) forms closed angle shape flange, connecting rod (3) connect in rise tight portion (2) the upper end and pass expanding sleeve pipe (1), rising tightly, portion (2) partly holds the lower tip of expanding sleeve pipe (1), rising tightly, the axial displacement of portion (2) makes the lower tip of expanding sleeve pipe (1) is elastic expansion radially, thereby closed angle shape flange can insert between the bottom surface and cylinder cap holding surface of cylinder cap seat circle, in order to pass through the promotion dismantle expanding sleeve pipe (1) cylinder cap seat circle. Outwards stretching out gradually through the tight drive expanding sleeve of the portion pipe that rises and inserting cylinder cap seat circle bottom, can promote out with it easily, the operation be quick simple to can not damage cylinder cap or seat circle.
Description
Technical field
This utility model relates to vehicle maintenance tool, in particular it relates to the extracting tool of a kind of cylinder cap seat ring.
Background technology
Being provided with air inlet and steam vent on the cylinder cap of electromotor, the porch of these pores is formed with the step of annular
Portion, this stage portion is used for installing placement seat ring, and the installation of valve can be played sealing function by seat ring.
In engine cylinder cover manufacture process, if seat ring press-fits defective (degree of depth is defective, or circularity is defective),
Reinstall after needing to dismantle seat ring.Normally, using the seat ring extracting apparatus of impact pin removal formula, this extracting apparatus is wanted
Asking seat bottom must have a prominent step, or process a step by polishing, extracting apparatus passes through pulling claw
Constantly impact the step of seat bottom to extract seat ring.
But, the method has two defects, if on the one hand the flange dimension of seat bottom is smaller, pulls out the frock of seat ring
It is confined to the pulling claw size that size limitation designs less, is easily damaged under percussion in addition, is typically repeated use 10
Pulling claw will be changed to 20 times；On the other hand, if the cylinder cap supporting surface at the bottom of seat ring is polished out a big step
Cylinder cap can be damaged, cause cylinder cap not reuse.
Utility model content
The purpose of this utility model is to provide a kind of dismounting work can dismantled cylinder cap seat ring easily and not damage cylinder cap
Tool.
To achieve these goals, this utility model provides the extracting tool of a kind of cylinder cap seat ring, wherein, this extracting tool
Including tensioner sleeve pipe, tightening part and connecting rod, the outer peripheral face of the bottom of described tensioner sleeve pipe is formed with thickness radially
The pointed shape flange that direction is the most thinning, described tightening part is the round platform that external diameter is tapered along direction from bottom to top, described connection
Bar is connected to the upper end of described tightening part and through described tensioner sleeve pipe, and described tightening part is partially housed in described tensioner sleeve pipe
Bottom and driven by described connecting rod and move axially, moving axially so that described tensioner sleeve pipe of described tightening part
Can stretch by radial elastic in bottom, thus described pointed shape flange is inserted into bottom surface and the cylinder cap supporting surface of cylinder cap seat ring
Between, with by promoting cylinder cap seat ring described in described tensioner inserting or withdrawing sleeves.
Preferably, the upper end of described connecting rod forms stop lug the backstop annular upper end at described tensioner sleeve pipe
Face, the bottom of described connecting rod is spirally connected with described tightening part, thus can relative to the described tightening part described connecting rod of rotation
Described tightening part is driven to move axially.
Preferably, the internal diameter of described tensioner sleeve pipe epimere is less than the internal diameter of hypomere, described connecting rod and described tensioner sleeve pipe
Epimere matched in clearance, thus stably support described connecting rod by described tensioner sleeve pipe.
Preferably, described extracting tool includes stop sleeve, and this stop sleeve can be supported on cylinder cap and accommodate described
Tensioner sleeve pipe passes, and the outer peripheral face of described tensioner sleeve pipe is formed with axially extended locating slot, described stop sleeve be provided with from
Inner circumferential is towards the alignment pin stretched out in described locating slot.
Preferably, described extracting tool includes drive sleeve, and this drive sleeve is bolted in the top of described tensioner sleeve pipe, logical
Cross and described tensioner sleeve pipe can be driven to move axially relative to the described drive sleeve of described stop sleeve rotation.
Preferably, the peripheral part of described stop sleeve and/or described drive sleeve is provided with handle member.
Preferably, thrust bearing is installed between described drive sleeve and described stop sleeve, thus by described actuating sleeve
Cylinder is pivotably coupled to described stop sleeve.
Preferably, the lower surface of described stop sleeve is provided with flexible cushion block.
Preferably, the bottom of described tensioner sleeve pipe is formed multiple breach be divided into some by circumferentially-spaced,
Each described part can flexibly radial expansion.
Preferably, the bottom of described tensioner sleeve pipe internal diameter in its natural state is more than the external diameter of described tightening part small end
And less than the external diameter of the big end of described tightening part.
By technique scheme, tensioner sleeve pipe is driven the most gradually to stretch out insertion cylinder cap seat bottom by tightening part,
Can easily be enhanced, operation quickly and easily, and will not damage cylinder cap or seat ring.
Other features and advantages of the utility model will be described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to offer and is further appreciated by of the present utility model, and constitutes a part for description, with following
Detailed description of the invention be used for explaining this utility model together, but be not intended that restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the extracting tool of the cylinder cap seat ring according to a kind of detailed description of the invention of the present utility model.
Fig. 2 is the sectional view of the extracting tool of the cylinder cap seat ring according to a kind of detailed description of the invention of the present utility model.
Fig. 3 is the magnified partial view of Fig. 2.
Description of reference numerals
1 tensioner sleeve pipe 2 tightening part
3 connecting rod 4 stop sleevees
5 drive sleeve 6 thrust bearings
The flexible cushion block of 7 alignment pin 8
9 cylinder cap seat ring 10 cylinder caps
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.It should be appreciated that herein
Described detailed description of the invention is merely to illustrate and explains this utility model, is not limited to this utility model.
In this utility model, in the case of illustrating on the contrary, the noun of locality of use such as " upper and lower " typically refers to
Orientation up and down in Fig. 2, i.e. during cylinder head water placing flat, the extracting tool of cylinder cap seat ring be positioned at cylinder cap it " on ".
This utility model provides the extracting tool of a kind of cylinder cap seat ring, wherein, this extracting tool include tensioner sleeve pipe 1,
Tightening part 2 and connecting rod 3, the outer peripheral face of the bottom of described tensioner sleeve pipe 1 is formed with thickness and the most gradually becomes
Thin pointed shape flange, described tightening part 2 is the round platform that external diameter is tapered along direction from bottom to top, and described connecting rod 3 is connected to
The upper end of described tightening part 2 through described tensioner sleeve pipe 1, described tightening part 2 is partially housed in described tensioner sleeve pipe 1 time
End is also driven by described connecting rod 3 and moves axially, moving axially so that described tensioner sleeve pipe 1 of described tightening part 2
Can stretch by radial elastic in bottom, thus described pointed shape flange is inserted into bottom surface and the cylinder cap supporting surface of cylinder cap seat ring
Between, to dismantle described cylinder cap seat ring by the described tensioner sleeve pipe 1 of lifting.
Can flexibly stretch in the bottom of tensioner sleeve pipe 1, correspondingly, outside when described pointed shape flange as shown in Figure 3
When stretching out, may be inserted between cylinder cap seat ring 9 and cylinder cap 10, be now lifted up tensioner sleeve pipe 1, cylinder cap seat ring 9 can be torn open
Unload down, insert for the ease of described pointed shape flange, inside the lower surface of cylinder cap seat ring 9, be formed with chamfering.As in figure 2 it is shown,
When tightening part 2 axially upwardly moves relative to tensioner sleeve pipe 1, can radially outward extrude expansion sleeve by tapered outer peripheral face
The bottom of pipe 1 so that bottom and the described pointed shape flange of tensioner sleeve pipe 1 are protruding, when tightening part 2 is relative to tensioner
When sleeve pipe 1 moves axially downwards, tightening part 2 gradually removes outside squeezing action, and the bottom of tensioner sleeve pipe 1 is flexibly received
Return.
When operation, tensioner sleeve pipe 1 can be extend in the pore on cylinder cap 10 so that pointed shape flange can align
Between cylinder cap seat ring 9 and cylinder cap 10, then make pointed shape flange protruding to insert cylinder cap seat by lifting tightening part 2
Between circle 9 and cylinder cap 10, promote tensioner sleeve pipe 1 subsequently, thus cylinder cap seat ring 9 is disassembled.
Tightening part 2 can realize by directly moving axially connecting rod 3 relative to moving axially of tensioner sleeve pipe 1.But,
Preferably, the upper end formation stop lug of described connecting rod 3 backstop are in the annular upper end face of described tensioner sleeve pipe 1, described
The bottom of connecting rod 3 is spirally connected with described tightening part 2, thus rotates described connecting rod 3 relative to described tightening part 2 and can drive
Described tightening part 2 moves axially.Circumference is kept not rotate toward each other by frictional force between tightening part 2 and tensioner sleeve pipe 1, and
And, due to the backstop action of described stop lug, connecting rod 3 and tensioner sleeve pipe 1 keep axial geo-stationary, therefore when rotating even
During extension bar 3, by the interaction between screw thread, so that tightening part 2 moves axially, to realize tensioner sleeve pipe 1 bottom
Flexible.The outer peripheral face of described stop lug can form polygonal shape, such as tetragon, hexagon etc., such that it is able to use
The rotation process connecting rod such as spanner, pipe wrench 3.In this structure, after rotation process connecting rod 3, can remove connecting rod 3
The effect of power, meanwhile, tightening part 2 will not change relative to the axial location of tensioner sleeve pipe 1, and operation the most succinctly facilitates.
It addition, the internal diameter of described tensioner sleeve pipe 1 epimere is less than the internal diameter of hypomere, described connecting rod 3 and described tensioner sleeve pipe 1
Epimere matched in clearance, thus stably support described connecting rod 3 by described tensioner sleeve pipe 1.As in figure 2 it is shown, tensioner sleeve pipe 1 is big
Cause is divided into two sections, and wherein the inner peripheral surface of epimere with connecting rod 3 matched in clearance, thus can avoid connecting rod 3 radial wobble to rock.
By above-described stop lug and the upper segment structure of tensioner sleeve pipe 1, connecting rod 3 can be stably maintained at tensioner sleeve pipe
In 1 so that connecting rod 3 is only capable of realizing the rotation relative to tensioner sleeve pipe 1, improves integrally-built stability.Herein, expansion sleeve
Cylinder 1, tightening part 2 and connecting rod 3 form tension mechanism, so that described pointed shape flange inserts cylinder cap seat ring 9 and cylinder cap 10
Between.
It addition, described extracting tool includes stop sleeve 4, this stop sleeve 4 can be supported on cylinder cap and accommodate described
Tensioner sleeve pipe 1 passes, and the outer peripheral face of described tensioner sleeve pipe 1 is formed with axially extended locating slot, and described stop sleeve 4 is provided with
From inner circumferential towards the alignment pin 7 stretched out in described locating slot.Stop sleeve 4 can play the effect supporting location, is supporting
Under the support of sleeve pipe 4, tensioner sleeve pipe 1 little by little can be extend in the pore of cylinder cap 10, meanwhile, stretch into tensioner sleeve 1
The alignment pin 7 of described locating slot is so that tensioner sleeve pipe 1 keeps geo-stationary relative to stop sleeve 4 circumference, to even
When rotation process implemented by extension bar 3, it is ensured that tensioner sleeve pipe 1 circumference is static.Can join with gap between tensioner sleeve pipe 1 and stop sleeve 4
Close, radially wave rock without producing stably supporting tensioner sleeve pipe 1.
Further, described extracting tool includes drive sleeve 5, and this drive sleeve 5 is bolted in the upper of described tensioner sleeve pipe 1
Portion, can drive described tensioner sleeve pipe 1 to move axially by rotating described drive sleeve 5 relative to described stop sleeve 4.Pass through
Drive sleeve 5 coordinates with stop sleeve 4, can form the elevating mechanism for promoting and decline tensioner sleeve pipe 1, by driving
The rotation of moving sleeve 5 realizes the lifting of tensioner sleeve pipe 1, the most described pointed shape flange insert cylinder cap seat ring 9 and cylinder cap 10 it
After between, can little by little tensioner sleeve pipe 1 be promoted, to dismantle cylinder cap seat ring 9.
Above-described tension mechanism and elevating mechanism are engaged with one another, and stop sleeve 4 is being properly located in cylinder
After lid 10, only by rotating being fitted to each other of the drive sleeve 5 of the connecting rod 3 of tension mechanism and rotary lifting mechanism,
Realizing the disassembling section of cylinder cap seat ring 9, whole operating process is simple, expends the time short, and will not be to cylinder cap 10 or cylinder cap
Seat ring 9 produces intense impact, can protect parts well.
It addition, the peripheral part of described stop sleeve 4 and/or described drive sleeve 5 is provided with handle member.As it is shown in figure 1, support
The peripheral part of sleeve 4 and drive sleeve 5 is equipped with described handle member, is gripped stop sleeve 4 and drive sleeve 5 respectively by both hands
Handle member, can rotate relative to stop sleeve 5 with drive sleeve 5.
Thrust bearing 6 is installed between described drive sleeve 5 and described stop sleeve 4, thus can by described drive sleeve 5
It is rotatingly connected to described stop sleeve 4.Thrust bearing 6 can include upper ring body, roll ring body and lower ring body, described upper ring body
Can be rotated against by rolling ring body therebetween with described lower ring body, described upper ring body and described lower ring body connect respectively
In drive sleeve 5 and stop sleeve 6, to realize the most rotatable connection.By thrust bearing 6, so that drive
Sleeve 5 stably links together with stop sleeve 6, improves globality, enables the two rotate against more swimmingly simultaneously.
It addition, the lower surface of described stop sleeve 4 is provided with flexible cushion block 8.Flexible cushion block 8 can be fabricated from a flexible material,
Such as nylon, rubber etc., stop sleeve 4 can be made up of metal material, and flexible cushion block 8 can avoid metal straight with cylinder cap 10
Contact, plays the effect of protection cylinder cap 10
Specifically, the bottom of described tensioner sleeve pipe 1 is formed multiple breach be divided into some by circumferentially-spaced,
Each described part can flexibly radial expansion.Tensioner sleeve 1 can be made up, such as spring steel of the preferable metal material of elasticity
Deng, so that the some of the bottom of tensioner sleeve pipe 1 can be regained the most protruding or voluntarily.
It addition, the internal diameter that the bottom of described tensioner sleeve pipe 1 is in its natural state is more than the external diameter of described tightening part 2 small end
And it is less than the external diameter that described tightening part 2 is held greatly.The design of tightening part 2 and the relative size of tensioner sleeve pipe 1 is it should be guaranteed that expansion sleeve
The bottom of pipe 1 can change between naturalness and expansion state, correspondingly, tensioner sleeve pipe 1 in the raw time,
The diameter dimension of described pointed shape flange should be slightly less than the pore internal diameter of cylinder cap 10, thus described pointed shape flange both can be stretched
Enter in this pore, may be inserted into again between cylinder cap seat ring 9 and cylinder cap 10.
Preferred implementation of the present utility model is described in detail above in association with accompanying drawing, but, this utility model does not limit
Detail in above-mentioned embodiment, in technology concept of the present utility model, can be to skill of the present utility model
Art scheme carries out multiple simple variant, and these simple variant belong to protection domain of the present utility model.
It is further to note that each the concrete technical characteristic described in above-mentioned detailed description of the invention, at not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, this utility model is to respectively
Plant possible compound mode to illustrate the most separately.
Additionally, combination in any can also be carried out, as long as it is not disobeyed between various different embodiment of the present utility model
Carrying on the back thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (10)
1. the extracting tool of a cylinder cap seat ring, it is characterised in that this extracting tool include tensioner sleeve pipe (1), tightening part (2) and
Connecting rod (3), the outer peripheral face of the bottom of described tensioner sleeve pipe (1) is formed with the point that thickness is the most thinning
Dihedral flange, described tightening part (2) is the round platform that external diameter is tapered along direction from bottom to top, and described connecting rod (3) is connected to institute
Stating the upper end of tightening part (2) and through described tensioner sleeve pipe (1), described tightening part (2) is partially housed in described tensioner sleeve pipe
(1) bottom is also driven by described connecting rod (3) and moves axially, moving axially so that described of described tightening part (2)
Can stretch by radial elastic in the bottom of tensioner sleeve pipe (1), thus described pointed shape flange is inserted into the end of cylinder cap seat ring
Between face and cylinder cap supporting surface, to dismantle described cylinder cap seat ring by the described tensioner sleeve pipe (1) of lifting.
Extracting tool the most according to claim 1, it is characterised in that it is convex that the upper end of described connecting rod (3) forms backstop
Edge backstop in the annular upper end face of described tensioner sleeve pipe (1), the bottom of described connecting rod (3) and described tightening part (2) spiral shell
Connect, thus rotate described connecting rod (3) relative to described tightening part (2) and described tightening part (2) can be driven to move axially.
Extracting tool the most according to claim 2, it is characterised in that the internal diameter of described tensioner sleeve pipe (1) epimere is less than down
The epimere matched in clearance of the internal diameter of section, described connecting rod (3) and described tensioner sleeve pipe (1), thus by described tensioner sleeve pipe (1)
Stably support described connecting rod (3).
Extracting tool the most according to claim 2, it is characterised in that described extracting tool includes stop sleeve (4), this
Support set cylinder (4) can be supported on cylinder cap and accommodate described tensioner sleeve pipe (1) and pass, the outer peripheral face shape of described tensioner sleeve pipe (1)
Become to have axially extended locating slot, described stop sleeve (4) to be provided with from inner circumferential towards the alignment pin stretched out in described locating slot
Axle (7).
Extracting tool the most according to claim 4, it is characterised in that described extracting tool includes drive sleeve (5), and this drives
Moving sleeve (5) is bolted in the top of described tensioner sleeve pipe (1), by rotating described actuating sleeve relative to described stop sleeve (4)
Cylinder (5) can drive described tensioner sleeve pipe (1) to move axially.
Extracting tool the most according to claim 5, it is characterised in that described stop sleeve (4) and/or described drive sleeve
(5) peripheral part is provided with handle member.
Extracting tool the most according to claim 5, it is characterised in that described drive sleeve (5) and described stop sleeve (4)
Between thrust bearing (6) is installed, thus described drive sleeve (5) is pivotably coupled to described stop sleeve (4).
Extracting tool the most according to claim 4, it is characterised in that the lower surface of described stop sleeve (4) is provided with flexibility
Cushion block (8).
Extracting tool the most according to claim 1, it is characterised in that the bottom of described tensioner sleeve pipe (1) is by circumference
Alternately forming multiple breach and be divided into some, each described part can flexibly radial expansion.
Extracting tool the most according to claim 1, it is characterised in that the bottom of described tensioner sleeve pipe (1) is at natural shape
The internal diameter under the state external diameter more than described tightening part (2) small end and the external diameter less than described tightening part (2) end greatly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620545963.4U CN205660631U (en) | 2016-06-07 | 2016-06-07 | Extracting tool of cylinder cap seat circle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620545963.4U CN205660631U (en) | 2016-06-07 | 2016-06-07 | Extracting tool of cylinder cap seat circle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205660631U true CN205660631U (en) | 2016-10-26 |
Family
ID=57156566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620545963.4U Expired - Fee Related CN205660631U (en) | 2016-06-07 | 2016-06-07 | Extracting tool of cylinder cap seat circle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205660631U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109434752A (en) * | 2019-01-03 | 2019-03-08 | 广西玉柴机器股份有限公司 | A kind of ring of cylinder head method for dismounting and tooling |
-
2016
- 2016-06-07 CN CN201620545963.4U patent/CN205660631U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109434752A (en) * | 2019-01-03 | 2019-03-08 | 广西玉柴机器股份有限公司 | A kind of ring of cylinder head method for dismounting and tooling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161026 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |