CN217255998U - Novel steel crown aluminum skirt piston drawing tool - Google Patents
Novel steel crown aluminum skirt piston drawing tool Download PDFInfo
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- CN217255998U CN217255998U CN202220407912.0U CN202220407912U CN217255998U CN 217255998 U CN217255998 U CN 217255998U CN 202220407912 U CN202220407912 U CN 202220407912U CN 217255998 U CN217255998 U CN 217255998U
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Abstract
The utility model belongs to the technical field of diesel engine spare part installation and dismantlement, concretely relates to novel frock is drawn to steel crown aluminum skirt piston. The novel steel top aluminum skirt piston drawing tool comprises a handle sleeve; the handle sleeve is provided with an annular steel plate and a steel pipe handle welded on the annular steel plate; the outer diameter of the annular steel plate is smaller than that of the steel structure piston, and a plurality of strong magnets are uniformly distributed on the annular steel plate; the strong magnets are positioned between the W pit and the outer diameter of the steel structure piston; the strong magnet is provided with a strong magnet arranged in the steel sleeve; a rubber sleeve is arranged between the strong magnet and the steel sleeve; the steel sleeve and the rubber sleeve form a protection structure which is used for protecting the strong magnet from being damaged and weakening the magnetic force of the strong magnet along the circumferential direction to the utmost extent; the powerful magnet is fixed on the annular steel plate by the screw, and the steel top aluminum skirt piston drawing tool is formed by fixing the powerful magnet by the nut. The utility model discloses simple structure, convenient to use, and difficult damage piston has improved work efficiency.
Description
Technical Field
The utility model belongs to the technical field of diesel engine spare part installation and dismantlement, concretely relates to novel frock is drawn to steel crown aluminum skirt piston.
Background
The piston connecting rod group is used as a core part of the engine and mainly comprises a piston, a connecting rod and the like, wherein the piston comprises a top part, a head part and a skirt part, the shape of the head part of the piston is related to a combustion chamber, and the top part of the engine piston is also provided with an air inlet and outlet valve avoiding pit and the like.
The existing pistons are mostly cast by aluminum alloy, steel top aluminum skirt pistons and all-steel pistons are gradually increased along with the development of the technology, and the piston is particularly suitable for the requirements of high-performance engines due to the advantages of sufficient rigidity, strength and the like.
However, in the dismounting process of the steel structure piston, the hoisting holes are not dismounted partially, so that the steel structure piston is not suitable for dismounting, and in time, part of the steel structure piston is provided with the hoisting holes.
Inquiring about a disassembling tool for a piston of an internal combustion engine (application number: CN 202011602693.3). the disassembling tool utilizes a W pit structure of a combustion chamber to design a tool, and the piston can be damaged in the using process; piston disassembly tools (application number: CN 201921001248.4) the disassembly tool is complex in structure and aims at the structural form of a piston with a special structure; a tool for detaching a piston and a method for detaching a piston (application No. CN 201711366333.6) are complicated in structure and difficult to operate.
Disclosure of Invention
The utility model discloses a novel frock is drawn to steel crown aluminum skirt piston, this instrument simple structure, convenient to use, the maintenance is simple, and can not cause the damage of relevant spare part, can design multiple variety according to the steel piston of isostructure simultaneously.
The utility model adopts the following technical scheme for accomplishing the above purpose:
a novel steel crown aluminum skirt piston drawing tool is provided with a handle sleeve; the handle sleeve is provided with an annular steel plate and a steel pipe handle welded on the annular steel plate; the outer diameter of the annular steel plate is smaller than that of the steel structure piston, and a plurality of strong magnets are uniformly distributed on the annular steel plate; the strong magnets are positioned between the W pit and the outer diameter of the steel structure piston; the strong magnet is provided with a strong magnet; the strong magnet is arranged in the steel sleeve, and a rubber sleeve is arranged between the strong magnet and the steel sleeve; the steel sleeve and the rubber sleeve form a protection structure which is used for protecting the strong magnet from being damaged and weakening the magnetic force of the strong magnet along the circumferential direction to the utmost extent; the centers of the strong magnet and the steel sleeve are provided with unthreaded holes for mounting screws; the top surface of the screw is lower than that of the strong magnet; the screw fixes the strong magnet on the annular steel plate, and the steel top aluminum skirt piston drawing tool is formed by fixing nuts.
The annular steel plate is provided with a chamfer, and a hole convenient for installing and fixing the powerful magnet is formed in the annular steel plate.
And a rubber belt or an O-shaped ring is arranged on the circumference of the annular steel plate.
The utility model provides a novel frock is drawn to steel crown aluminium skirt piston, this steel construction piston draw frock, simple structure, convenient to use, and difficult damage piston improves work efficiency, installs rubber band or O type circle at annular steel sheet circumference simultaneously, and when aim at used the drawing tool, the reduction was to the damage of cylinder jacket, can set up the annular steel sheet of different external diameters according to the steel construction piston of different diameters moreover, and when powerful magnet magnetic force weakened simultaneously, accomplished in time to change.
Drawings
Fig. 1 and 2 are schematic diagrams of the overall structure of the present invention;
fig. 3 is the structure schematic diagram of the utility model discloses dismantle steel construction piston rod group.
FIG. 4 is a schematic diagram of the strong magnetic structure of the present invention;
fig. 5 is a schematic view of the structure of the handle cover of the present invention.
In the figure: 01-piston drawing and disassembling tool, 1-strong magnet, 11-strong magnet, 12-screw, 13-steel sleeve, 14-rubber sleeve, 2-handle sleeve, 21-annular steel plate, 22-annular steel plate chamfer, 23-annular steel plate hole, 24-steel pipe handle, 3-nut, 02-steel structure piston and 03-connecting rod.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-5, a novel steel top aluminum skirt piston drawing tool 01 comprises a strong magnet 1 and a handle sleeve 2, wherein the strong magnet 01 comprises a strong magnet 11, a screw 12, a steel sleeve 13, a rubber sleeve 14 and the like, the strong magnet 11 is installed in the steel sleeve 13, the rubber sleeve 14 is installed between the strong magnet 11 and the steel sleeve 13, the steel sleeve 13 and the rubber sleeve 14 are convenient for protecting the strong magnet 11 from damage, the magnetic force of the strong magnet 1 in the circumferential direction is weakened to the utmost extent, meanwhile, a unthreaded hole is formed in the center of the strong magnet 11 and the steel sleeve 13 and is a countersunk hole, after the screw 12 is installed, the top surface of the screw 12 can be lower than the surface of the strong magnet 11, the purpose is that the strong magnet 1 can be in full contact with an object surface to achieve strong adsorption, and the screw 12 penetrates through the middle; the handle sleeve 2 is formed by welding an annular steel plate 21 and a steel pipe handle 24, wherein the annular steel plate 21 is provided with a chamfer 22, uniform distribution holes 23 are formed in the annular steel plate 21, so that the powerful magnet 1 can be conveniently installed and fixed, the outer diameter of the annular steel plate 21 is slightly smaller than that of the steel structure piston 02, and after the powerful magnet 1 is installed, the position of the powerful magnet 1 is between a steel structure piston 02W pit and the outer diameter; the powerful magnet 1 penetrates through the annular steel plate hole 23 by using a screw 12, and then is fixed by using a nut 3, so that the steel-topped aluminum-skirt piston drawing tool 01 is formed.
When the device is used, the turning gear can enable the steel structure piston 02 to be located at any position of the cylinder sleeve, preferably at the top dead center, the drawing tool 01 is used to be placed into the cylinder sleeve, the steel structure piston 02 is adsorbed to the top of the steel structure piston 1, the connecting rod tile cover at the large end of the connecting rod 03 is loosened, and the steel structure piston 02 and the connecting rod 03 can be pulled out of the cylinder sleeve by drawing the tool 01.
This steel construction piston draws frock, simple structure, convenient to use, and difficult damage piston improves work efficiency, also can be simultaneously at 21 circumference installation rubber band of annular steel sheet or O type circle, and when aim at used drawing tool, reduce the damage to the cylinder jacket, can set up the annular steel sheet of different external diameters according to the steel construction piston of different diameters moreover, when powerful magnet magnetic force weakens simultaneously, accomplishes in time to change.
Claims (3)
1. The utility model provides a novel frock is drawn to steel crown aluminium skirt piston which characterized in that: the drawing tool is provided with a handle sleeve; the handle sleeve is provided with an annular steel plate and a steel pipe handle welded on the annular steel plate; the outer diameter of the annular steel plate is smaller than that of the steel structure piston, and a plurality of strong magnets are uniformly distributed on the annular steel plate; the strong magnets are positioned between the W pit and the outer diameter of the steel structure piston; the strong magnet is provided with a strong magnet; the strong magnet is arranged in the steel sleeve, and a rubber sleeve is arranged between the strong magnet and the steel sleeve; the steel sleeve and the rubber sleeve form a protection structure which is used for protecting the strong magnet from being damaged and weakening the magnetic force of the strong magnet along the circumferential direction to the utmost extent; the centers of the strong magnet and the steel sleeve are provided with unthreaded holes for mounting screws; the top surface of the screw is lower than that of the strong magnet; the screw fixes the powerful magnet on the annular steel plate, and the steel top aluminum skirt piston drawing tool is formed by fixing nuts.
2. The novel steel crown aluminum skirt piston drawing tool of claim 1, characterized in that: the annular steel plate is provided with a chamfer, and a hole convenient for installing and fixing the powerful magnet is formed in the annular steel plate.
3. The novel steel crown aluminum skirt piston drawing tool of claim 1, characterized in that: and a rubber belt or an O-shaped ring is arranged on the circumference of the annular steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220407912.0U CN217255998U (en) | 2022-02-28 | 2022-02-28 | Novel steel crown aluminum skirt piston drawing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220407912.0U CN217255998U (en) | 2022-02-28 | 2022-02-28 | Novel steel crown aluminum skirt piston drawing tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217255998U true CN217255998U (en) | 2022-08-23 |
Family
ID=82858815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220407912.0U Active CN217255998U (en) | 2022-02-28 | 2022-02-28 | Novel steel crown aluminum skirt piston drawing tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217255998U (en) |
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2022
- 2022-02-28 CN CN202220407912.0U patent/CN217255998U/en active Active
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