CN210686145U - Engine sealing cover plate of damping composite plate material structure - Google Patents
Engine sealing cover plate of damping composite plate material structure Download PDFInfo
- Publication number
- CN210686145U CN210686145U CN201921916569.7U CN201921916569U CN210686145U CN 210686145 U CN210686145 U CN 210686145U CN 201921916569 U CN201921916569 U CN 201921916569U CN 210686145 U CN210686145 U CN 210686145U
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- cover plate
- layer
- steel plate
- plate body
- mounting
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- 238000013016 damping Methods 0.000 title claims abstract description 27
- 239000000463 material Substances 0.000 title claims abstract description 23
- 239000002131 composite material Substances 0.000 title claims abstract description 16
- 238000007789 sealing Methods 0.000 title claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 23
- 239000010959 steel Substances 0.000 claims abstract description 23
- 239000011347 resin Substances 0.000 claims abstract description 18
- 229920005989 resin Polymers 0.000 claims abstract description 18
- 230000001788 irregular Effects 0.000 claims abstract description 8
- 238000004080 punching Methods 0.000 claims abstract description 5
- 239000010960 cold rolled steel Substances 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims 4
- 238000007731 hot pressing Methods 0.000 claims 1
- 238000003825 pressing Methods 0.000 claims 1
- 238000007493 shaping process Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 9
- 238000001962 electrophoresis Methods 0.000 abstract description 7
- 238000004381 surface treatment Methods 0.000 abstract description 6
- 239000003292 glue Substances 0.000 abstract description 3
- 238000000465 moulding Methods 0.000 abstract description 3
- 238000005096 rolling process Methods 0.000 abstract description 3
- 238000005488 sandblasting Methods 0.000 abstract description 3
- 238000007790 scraping Methods 0.000 abstract description 3
- 238000009966 trimming Methods 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 27
- 238000005516 engineering process Methods 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
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- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model provides an engine sealing cover plate with a damping composite board material structure, which comprises a cover plate body, a steel plate layer, a resin damping layer, an outer eave mounting plate and a mounting hole; the cover plate body is of an irregular quadrilateral structure, and an irregular inner groove is punched in the cover plate body; a circle of outer eave mounting plates are formed at the outer eave position of the cover plate body, and eight mounting holes are arranged on the outer eave mounting plates at intervals and penetrated through; the steel plate layer surface treatment process comprises the following steps: sand blasting, glue scraping and the like, material composite rolling, high-temperature curing and the like, blanking and punching, molding, trimming and electrophoresis surface treatment, wherein the electrophoresis process adopts double-sided treatment, adopts an inner steel plate layer and an outer steel plate layer, and a resin damping layer is sandwiched between the inner steel plate layer and the outer steel plate layer, so that the strength of the cover plate can be ensured, and the propagation of resonance and noise can be effectively retarded and reduced.
Description
Technical Field
The utility model belongs to the technical field of the sealed apron of engine, more specifically say, in particular to sealed apron of engine of damping composite sheet material structure.
Background
In order to create a sense of silence in the vehicle and thereby improve the driving comfort of the vehicle, the sound of the engine during operation must be suppressed, and the vibration of components must be controlled and reduced in the propagation and operation of the vibration of the engine during operation.
For example, patent No. CN201621257155.4 discloses a high strength cover plate for a diesel engine. The utility model adopts the technical proposal that: the utility model provides a diesel engine high strength apron, includes the outer terminal surface of apron, the outer terminal surface of apron is connected with the sealing protection layer, be equipped with the seal groove on the sealing protection layer, still be equipped with first assembly boss on the sealing protection layer, be equipped with second assembly boss on the first assembly boss, first assembly boss with the difference in height between the second assembly boss is 40mm, be equipped with two identical fixed orificess on the second assembly boss, be equipped with the same pilot hole of three diameter on the first assembly boss, the pilot hole becomes triangular distribution. The utility model has the advantages that: the utility model discloses can ensure the leakproofness when installing, rational in infrastructure, the leakproofness is strong, and convenient operation moreover still has higher intensity itself, and the durability of part is better, and the life-span is longer.
Traditionally, the cover plate is formed by punching a single-layer metal, various patterns and the like are punched on the cover plate for reducing the propagation and resonance of vibration noise, but the actual situation is not very ideal, and the metal material does not have good blocking effect on the vibration and the noise.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a sealed apron of engine of damping composite sheet material structure to solve the sealed apron of engine and adopt most all metal material, it itself does not have fine separation effect to vibration and noise, causes the relatively poor problem of noise reduction effect.
The utility model discloses purpose and efficiency of the sealed apron of engine of damping composite sheet material structure are reached by following specific technological means:
an engine sealing cover plate with a damping composite plate material structure comprises a cover plate body, a steel plate layer, a resin damping layer, an outer eave mounting plate and mounting holes; the cover plate body is of an irregular quadrilateral structure, and an irregular inner groove is punched in the cover plate body; a circle of outer eave mounting plates are formed at the outer eave position of the cover plate body, and eight mounting holes are arranged on the outer eave mounting plates at intervals and penetrated through; the steel plate layer surface treatment process comprises the following steps: sand blasting, glue scraping and the like, material composite rolling, high-temperature curing and the like, blanking and punching, molding, trimming and electrophoresis surface treatment, wherein the electrophoresis process adopts double-sided treatment.
Furthermore, the cover plate body is formed by laminating and wrapping an inner steel plate layer, an outer steel plate layer and a middle resin damping layer.
Further, the clearance of the punch-die of the die-cut mould of the cover plate body is 0.6-0.7 of the clearance required by the die-cut of the cold-rolled steel plate with the same thickness.
Furthermore, the cover plate body is subjected to pressure forming at 65-80 ℃ by adopting a hot press forming process design, and a large-scale vulcanizing machine is used as pressure equipment.
Furthermore, the density and the molecular structure of the materials of the steel plate layer and the resin damping layer are different.
The utility model discloses at least, include following beneficial effect:
the cover plate is internally and externally coated with cold-rolled steel plates, and internally coated with a resin damping layer, so that the performance requirements of the cover plate on the aspects of tensile strength of more than or equal to 270MPa, elongation of more than or equal to 38% and the like are met; the double-sided electrophoresis treatment meets the requirement of 150 hours of salt spray, and has good physical and chemical properties; the combination of material structure, product structure, processing technology and the like can effectively reduce the propagation of resonance and noise.
Drawings
Fig. 1 is a schematic diagram of the three-dimensional structure of the present invention.
Fig. 2 is a schematic diagram of the cross-sectional structure of the cover plate of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a cover plate body; 101. a steel plate layer; 102. a resin damping layer; 2. an outer eave mounting plate; 3. and (7) installing holes.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 2:
the utility model provides an engine sealing cover plate with a damping composite plate material structure, which comprises a cover plate body 1, a steel plate layer 101, a resin damping layer 102, an outer eave mounting plate 2 and a mounting hole 3; the cover plate body 1 is of an irregular quadrilateral structure, and an irregular inner groove is punched on the cover plate body; a circle of outer eave mounting plates 2 are formed at the outer eave positions of the cover plate body 1, and eight mounting holes 3 are arranged on the outer eave mounting plates 2 at intervals and penetrate through the outer eave mounting plates; the surface treatment process of the steel plate layer 101 comprises the following steps: sand blasting, glue scraping and the like, material composite rolling, high-temperature curing and the like, blanking and punching, molding, trimming and electrophoresis surface treatment, wherein the electrophoresis process adopts double-sided treatment.
The cover plate body 1 is formed by laminating and wrapping an inner steel plate layer 101, an outer steel plate layer 101 and a middle resin damping layer 102, the inner steel plate layer 101 and the outer steel plate layer are adopted, the resin damping layer 102 is sandwiched in the middle, the strength of the cover plate can be guaranteed, and meanwhile, the propagation of resonance and noise is effectively retarded and reduced.
Wherein, the clearance of the die-cut mould punch-die of apron body 1 should be 0.6 ~ 0.7 in the clearance of the die-cut needs of equal thickness cold-rolled steel sheet, to the design of die-cut technology, not only need consider the die-cut characteristic of metal material, need consider the influence of resin damping layer to die-cut simultaneously, the clearance of die-cut mould punch-die is verified through the technology and can offset the influence of resin damping layer to die-cut for 0.6 ~ 0.7.
The cover plate body 1 is subjected to pressure forming at 65-80 ℃ by adopting a hot press forming process design, a large-scale vulcanizing machine is used as pressure equipment, the requirement on the process design is further improved when the punched parts are subjected to further punch forming, and due to the difference of drawing characteristics of the cold-rolled steel plate and the resin damping material, the influence of the drawing characteristics of the resin damping material on the whole punch forming can be effectively reduced by carrying out the pressure forming at 65-80 ℃.
The steel plate layer 101 and the resin damping layer 102 are made of different materials with different densities and molecular structures, and the transmission of resonance and noise can be effectively reduced by utilizing the difference of the densities, the molecular structures and the like of different materials.
The specific use mode and function of the embodiment are as follows:
the utility model discloses only need locking installation can begin normal use on the slotted hole of engine cylinder body.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (5)
1. The utility model provides an engine sealing cover plate of damping composite sheet material structure which characterized in that: the novel plastic cover plate comprises a cover plate body (1), a steel plate layer (101), a resin damping layer (102), an outer eave mounting plate (2) and a mounting hole (3); the cover plate body (1) is of an irregular quadrilateral structure, and an irregular inner groove is punched on the cover plate body; the outer eave position shaping of apron body (1) is provided with outer eave mounting panel of round (2), and eight mounting holes (3) have been run through to interval arrangement on outer eave mounting panel (2) in addition.
2. An engine seal cover plate of damped composite panel material construction as set forth in claim 1 wherein: the cover plate body (1) is formed by pressing and wrapping an inner steel plate layer, an outer steel plate layer (101) and a middle resin damping layer (102).
3. An engine seal cover plate of damped composite panel material construction as set forth in claim 1 wherein: the clearance of the punch-die of the cover plate body (1) is a cold-rolled steel plate with the same thickness, and the clearance required by punching is 0.6-0.7.
4. An engine seal cover plate of damped composite panel material construction as set forth in claim 1 wherein: the cover plate body (1) is formed by hot pressing.
5. An engine seal cover plate of damped composite panel material construction as set forth in claim 1 wherein: the steel plate layer (101) and the resin damping layer (102) are made of materials with different densities and molecular structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921916569.7U CN210686145U (en) | 2019-11-08 | 2019-11-08 | Engine sealing cover plate of damping composite plate material structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921916569.7U CN210686145U (en) | 2019-11-08 | 2019-11-08 | Engine sealing cover plate of damping composite plate material structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210686145U true CN210686145U (en) | 2020-06-05 |
Family
ID=70884361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921916569.7U Active CN210686145U (en) | 2019-11-08 | 2019-11-08 | Engine sealing cover plate of damping composite plate material structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210686145U (en) |
-
2019
- 2019-11-08 CN CN201921916569.7U patent/CN210686145U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 442000 No.48, Bailang East Road, Shiyan Economic Development Zone, Hubei Province Patentee after: DONGFENG(Shiyan) AUTOMOTIVE PIPE Ltd. Address before: 442000 Li 1, 66 Checheng South Road, Shiyan City, Hubei Province Patentee before: DONGFENG (SHIYAN) AUTO TUBE CO.,LTD. |
|
| CP03 | Change of name, title or address |