CN109057985A - A kind of card Piston for vehicle that wear-resisting property is good - Google Patents
A kind of card Piston for vehicle that wear-resisting property is good Download PDFInfo
- Publication number
- CN109057985A CN109057985A CN201811034369.9A CN201811034369A CN109057985A CN 109057985 A CN109057985 A CN 109057985A CN 201811034369 A CN201811034369 A CN 201811034369A CN 109057985 A CN109057985 A CN 109057985A
- Authority
- CN
- China
- Prior art keywords
- wear
- piston
- abrasion resistant
- resistant particles
- resisting
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F3/00—Pistons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F3/00—Pistons
- F02F3/0015—Multi-part pistons
- F02F3/0069—Multi-part pistons the crown and skirt being interconnected by the gudgeon pin
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F3/00—Pistons
- F02F3/0084—Pistons the pistons being constructed from specific materials
Abstract
The present invention relates to piston technical fields, and disclose a kind of card Piston for vehicle that wear-resisting property is good, including cylinder, the inner wall of the cylinder is fixedly connected with wear-resistant pad, the inside of the cylinder is fixedly connected with first axle, the external activity of the first axle is connected with piston skirt, the front of the piston skirt is fixedly connected with the second axis above first axle, the external activity of second axis is connected with positioned at the positive piston rod in piston skirt, the front of the piston rod is fixedly connected with third axis, the external activity of the third axis is connected with the piston only outside piston rod, the outside of the piston only is fixedly connected with wear ring, the opposite with piston only of the wear ring is fixedly connected with abrasion resistant particles layer on one side, the abrasion resistant particles layer includes the first abrasion resistant particles, second abrasion resistant particles, wear-resisting glue and third are resistance to Abrasive particle.The good card Piston for vehicle of the wear-resisting property, realizes the good purpose of wearability.
Description
Technical field
The present invention relates to piston technical field, the good card Piston for vehicle of specially a kind of wear-resisting property.
Background technique
Piston is parts reciprocating in Motor Engine Cylinder body, and the basic structure of piston can be divided into top, head
Portion and skirt section, top land are the major parts for forming combustion chamber, and shape is related with selected combustion-chamber shape, gasoline engine
Flat-head piston is mostly used, its advantage is that endotherm area is small, usually has various pits, specific shape at the top of diesel engine piston
Shape, position and size must be all adapted with the mixed Daqu of diesel engine and the requirement of burning.
It is small and light-weight that existing card Piston for vehicle has enough intensity, rigidity, a quality, to guarantee minimum inertia
Power, but existing truck is bad with piston abrasion-proof in the actual use process, piston is held during high-speed motion
By a large amount of pressure, by very big additional load, piston works under conditions of this severe, meeting accelerated wear test, so mention
A kind of wear-resisting property good card Piston for vehicle solves the problems, such as above-mentioned propose out.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the card Piston for vehicle good the present invention provides a kind of wear-resisting property, it is good to have wearability
Advantage, solves that existing truck piston abrasion-proof is bad, and piston bears a large amount of pressure during high-speed motion, by
To very big additional load, piston works under conditions of this severe, can accelerated wear test the problem of.
(2) technical solution
To realize the good purpose of above-mentioned wearability, the invention provides the following technical scheme: the truck work that a kind of wear-resisting property is good
Plug, including cylinder, the inner wall of the cylinder are fixedly connected with wear-resistant pad, and the inside of the cylinder is fixedly connected with first axle, institute
The external activity for stating first axle is connected with piston skirt, and the front of the piston skirt is fixedly connected with above first axle
Second axis, the external activity of second axis are connected with positioned at the positive piston rod in piston skirt, and the front of the piston rod is solid
Surely it is connected with third axis, the external activity of the third axis is connected with the piston only outside piston rod, the piston sheet
The outside of body is fixedly connected with wear ring, and the opposite with piston only of the wear ring is fixedly connected with abrasion resistant particles on one side
Layer.
The abrasion resistant particles layer includes the first abrasion resistant particles, the second abrasion resistant particles, wear-resisting glue and third abrasion resistant particles, institute
It is Nian Jie with the second abrasion resistant particles by wear-resisting glue to state the first abrasion resistant particles, second abrasion resistant particles pass through wear-resisting glue and the
Three abrasion resistant particles bonding, the third abrasion resistant particles are Nian Jie with the first abrasion resistant particles by wear-resisting glue.
Preferably, the quantity of the wear ring is three, and the quantity of the abrasion resistant particles layer and the quantity of wear ring are identical.
Preferably, the diameter of the first axle is identical as the diameter of the second axis, diameter and the third axis phase of the first axle
Together, the length of the first axle is less than the length of third axis.
Preferably, the wear-resistant pad is made of potassium steel, and the wear ring is made of spheroidal graphite cast-iron, the thickness of the wear-resistant pad
Degree is greater than the thickness of wear ring.
Preferably, first abrasion resistant particles are made of chrome molybdenum silico-manganese steel, and second abrasion resistant particles are by cavitation steel
At the diameter of the first abrasion resistant particles is greater than the diameter of the second abrasion resistant particles.
Preferably, the third abrasion resistant particles are made of high manganese wear-resistant steel Mn13, and the wear-resisting glue is by high-performance abrasion-proof
Ceramic particle and modified toughened resin compounded are made.
(3) beneficial effect
Compared with prior art, the card Piston for vehicle good the present invention provides a kind of wear-resisting property, have it is following the utility model has the advantages that
The good card Piston for vehicle of the wear-resisting property, by wear ring and abrasion resistant particles layer and wear-resisting between piston only and cylinder
Pad is in contact, when both piston only and cylinder move, abrasion resistant particles layer and wear-resistant pad phase mutual friction, what wear ring used
Spheroidal graphite cast-iron has middle high equal strength, medium toughness and plasticity, and comprehensive performance is higher, wearability and damping good, founder
The features such as skill is functional, not easy to wear, the potassium steel used due to wear-resistant pad is had excellent under the conditions of thump abrasive wear
Abrasion resistance, therefore be usually used in making wearing piece in the mechanical equipments such as mine, building materials and thermoelectricity, so by wear-resisting at cylinder inner wall
Pad promotes wearability, and the first abrasion resistant particles, the second abrasion resistant particles and third abrasion resistant particles in abrasion resistant particles layer are respectively adopted
Chrome molybdenum silico-manganese steel, cavitation steel and high manganese wear-resistant steel Mn13 all have good wearability, this three is via wear-resisting glue phase
Mutually bonding, the wearability for cooperating wear-resisting glue included, forms better wearability, realizes the good purpose of wearability, avoid living
After plug compression is excessive the problem of serious wear.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram of abrasion resistant particles layer in the present invention.
In figure: 1 cylinder, 2 wear-resistant pads, 3 second axis, 4 first axles, 5 piston skirts, 6 third axis, 7 piston onlies, 8 wear-resisting
Ring, 9 abrasion resistant particles layers, 91 first abrasion resistant particles, 92 second abrasion resistant particles, 93 wear-resisting glue, 94 third abrasion resistant particles, 10 pistons
Bar.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The good card Piston for vehicle of a kind of wear-resisting property referring to FIG. 1-2, including cylinder 1, the inner wall of cylinder 1 are fixedly connected
There is wear-resistant pad 2, the inside of cylinder 1 is fixedly connected with first axle 4, and the external activity of first axle 4 is connected with piston skirt 5, piston
The front in skirt section 5 is fixedly connected with the second axis 3 above first axle 4, and the external activity of the second axis 3 is connected with positioned at piston
The positive piston rod 10 in skirt section 5, the front of piston rod 10 are fixedly connected with third axis 6, the diameter of first axle 4 and the second axis 3
Diameter is identical, and the diameter of first axle 4 is identical as third axis 6, and the length of first axle 4 is less than the length of third axis 6, third axis 6
External activity is connected with the piston only 7 outside piston rod 10, and the outside of piston only 7 is fixedly connected with wear ring 8, resistance to
Mill pad 2 is made of potassium steel, and potassium steel refers to that steel alloy of the manganese content 10% or more, wear ring 8 are made of spheroidal graphite cast-iron, ball
Black cast iron is a kind of 20th century high strength cast iron material for growing up of the fifties, and comprehensive performance is close to steel, exactly base
In its excellent performance, it has been successfully used to cast that some stress are complicated, intensity, toughness and the more demanding part of wearability,
Spheroidal graphite cast-iron rapidly developed for be only second to gray cast iron, using very extensive cast iron materials, it is so-called " with iron for steel ", mainly
Refer to that spheroidal graphite cast-iron, the thickness of wear-resistant pad 2 are greater than the thickness of wear ring 8, the one side opposite with piston only 7 of wear ring 8 is fixed
It is connected with abrasion resistant particles layer 9, the quantity of wear ring 8 is three, and the quantity of abrasion resistant particles layer 9 is identical as the quantity of wear ring 8, resistance to
Abrasive particle layer 9 includes the first abrasion resistant particles 91, the second abrasion resistant particles 92, wear-resisting glue 93 and third abrasion resistant particles 94, and first is resistance to
Abrasive particle 91 is Nian Jie with the second abrasion resistant particles 92 by wear-resisting glue 93, and the second abrasion resistant particles 92 pass through wear-resisting glue 93 and third
Abrasion resistant particles 94 are bonded, and third abrasion resistant particles 94 are Nian Jie with the first abrasion resistant particles 91 by wear-resisting glue 93, the first abrasion resistant particles
91 are made of chrome molybdenum silico-manganese steel, and the second abrasion resistant particles 92 are made of cavitation steel, under the cavitation of swiftly flowing liquid,
The steel of energy cavitation is known as cavitation steel, and the diameter of the first abrasion resistant particles 91 is greater than the diameter of the second abrasion resistant particles 92, and third is resistance to
Abrasive particle 94 is made of high manganese wear-resistant steel Mn13, and wear-resisting glue 93 is by high-performance abrasion-proof ceramic particle and modified toughened resin compounded
It is made, is in contact between piston only 7 and cylinder 1 by wear ring 8 and abrasion resistant particles layer 9 and wear-resistant pad 2, piston only 7
When with 1 the two movement of cylinder, 2 phase mutual friction of abrasion resistant particles layer 9 and wear-resistant pad, the spheroidal graphite cast-iron that wear ring 8 uses has
Middle high equal strength, medium toughness and plasticity, comprehensive performance is higher, wearability and damping good, and Production Practice of Casting Technologies is good etc.
Feature, not easy to wear, the potassium steel used due to wear-resistant pad 2 has excellent abrasion resistance under the conditions of thump abrasive wear,
Therefore be usually used in making wearing piece in the mechanical equipments such as mine, building materials and thermoelectricity, so being promoted at 1 inner wall of cylinder by wear-resistant pad 2 resistance to
Mill property, and what the first abrasion resistant particles 91, the second abrasion resistant particles 92 and third abrasion resistant particles 94 in abrasion resistant particles layer 9 were respectively adopted
Chrome molybdenum silico-manganese steel, cavitation steel and high manganese wear-resistant steel Mn13 all have good wearability, this three is via wear-resisting 93 phase of glue
Mutually bonding, the wearability for cooperating wear-resisting glue 93 included, forms better wearability, realizes the good purpose of wearability, avoid
After piston compression is excessive the problem of serious wear.
In conclusion the card Piston for vehicle that the wear-resisting property is good, between piston only 7 and cylinder 1 by wear ring 8 and
Abrasion resistant particles layer 9 and wear-resistant pad 2 are in contact, when both piston only 7 and cylinder 1 move, abrasion resistant particles layer 9 and wear-resistant pad
2 phase mutual friction, the spheroidal graphite cast-iron that wear ring 8 uses have middle high equal strength, medium toughness and plasticity, and comprehensive performance is higher, resistance to
The features such as mill property and damping good, Production Practice of Casting Technologies is good, not easy to wear, the potassium steel used due to wear-resistant pad 2 is strong
Under condition of impact abrasive, there is excellent abrasion resistance, therefore is usually used in making in the mechanical equipments such as mine, building materials and thermoelectricity resistance to
Part is ground, so promoting wearability, and the first abrasion resistant particles 91, second in abrasion resistant particles layer 9 by wear-resistant pad 2 at 1 inner wall of cylinder
Chrome molybdenum silico-manganese steel, cavitation steel and the high manganese wear-resistant steel Mn13 that abrasion resistant particles 92 and third abrasion resistant particles 94 are respectively adopted all have
Good wearability, this three are mutually bonded via wear-resisting glue 93, the wearability for cooperating wear-resisting glue 93 included, are formed more preferable
Wearability, realize the good purpose of wearability, avoid the problem that piston be pressurized it is excessive after serious wear.
It should be noted that the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability
Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including
Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device.
In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element
Process, method, article or equipment in there is also other identical elements.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of good card Piston for vehicle of wear-resisting property, including cylinder (1), it is characterised in that: the inner wall of the cylinder (1) is fixed
It is connected with wear-resistant pad (2), the inside of the cylinder (1) is fixedly connected with first axle (4), the external activity of the first axle (4)
It is connected with piston skirt (5), the front of the piston skirt (5) is fixedly connected with the second axis above first axle (4)
(3), the external activity of second axis (3) is connected with positioned at piston skirt (5) positive piston rod (10), the piston rod
(10) front is fixedly connected with third axis (6), and the external activity of the third axis (6) is connected with external positioned at piston rod (10)
Piston only (7), the outside of the piston only (7) is fixedly connected with wear ring (8), the wear ring (8) and piston
Ontology (7) it is opposite be fixedly connected with abrasion resistant particles layer (9) on one side；
The abrasion resistant particles layer (9) includes the first abrasion resistant particles (91), the second abrasion resistant particles (92), wear-resisting glue (93) and third
Abrasion resistant particles (94), first abrasion resistant particles (91) are Nian Jie with the second abrasion resistant particles (92) by wear-resisting glue (93), described
Second abrasion resistant particles (92) are Nian Jie with third abrasion resistant particles (94) by wear-resisting glue (93), and the third abrasion resistant particles (94) are logical
It is Nian Jie with the first abrasion resistant particles (91) to cross wear-resisting glue (93).
2. a kind of good card Piston for vehicle of wear-resisting property according to claim 1, it is characterised in that: the wear ring (8)
Quantity be three, the quantity of the abrasion resistant particles layer (9) is identical as the quantity of wear ring (8).
3. a kind of good card Piston for vehicle of wear-resisting property according to claim 1, it is characterised in that: the first axle (4)
Diameter it is identical as the diameter of the second axis (3), the diameter of the first axle (4) is identical as third axis (6), the first axle (4)
Length be less than third axis (6) length.
4. a kind of good card Piston for vehicle of wear-resisting property according to claim 1, it is characterised in that: the wear-resistant pad (2)
It is made of potassium steel, the wear ring (8) is made of spheroidal graphite cast-iron, and the thickness of the wear-resistant pad (2) is greater than the thickness of wear ring (8)
Degree.
5. a kind of good card Piston for vehicle of wear-resisting property according to claim 1, it is characterised in that: described first wear-resisting
Grain (91) is made of chrome molybdenum silico-manganese steel, and second abrasion resistant particles (92) are made of cavitation steel, the first abrasion resistant particles (91)
Diameter is greater than the diameter of the second abrasion resistant particles (92).
6. a kind of good card Piston for vehicle of wear-resisting property according to claim 1, it is characterised in that: wear-resisting of the third
Grain (94) is made of high manganese wear-resistant steel Mn13, and the wear-resisting glue (93) is by high-performance abrasion-proof ceramic particle and modified toughened resin
It is compound to be made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811034369.9A CN109057985A (en) | 2018-09-06 | 2018-09-06 | A kind of card Piston for vehicle that wear-resisting property is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811034369.9A CN109057985A (en) | 2018-09-06 | 2018-09-06 | A kind of card Piston for vehicle that wear-resisting property is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109057985A true CN109057985A (en) | 2018-12-21 |
Family
ID=64759728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811034369.9A Pending CN109057985A (en) | 2018-09-06 | 2018-09-06 | A kind of card Piston for vehicle that wear-resisting property is good |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109057985A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113357428A (en) * | 2021-07-12 | 2021-09-07 | 刘志君 | High-frequency long-life swing arm type pneumatic actuating mechanism |
-
2018
- 2018-09-06 CN CN201811034369.9A patent/CN109057985A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113357428A (en) * | 2021-07-12 | 2021-09-07 | 刘志君 | High-frequency long-life swing arm type pneumatic actuating mechanism |
| CN113357428B (en) * | 2021-07-12 | 2023-03-14 | 刘志君 | High-frequency long-life swing arm type pneumatic actuating mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181221 |
|
| WD01 | Invention patent application deemed withdrawn after publication |