CN209333944U - A kind of mining chute of epoxy resin filled and process aluminum laminated structure - Google Patents
A kind of mining chute of epoxy resin filled and process aluminum laminated structure Download PDFInfo
- Publication number
- CN209333944U CN209333944U CN201822007528.8U CN201822007528U CN209333944U CN 209333944 U CN209333944 U CN 209333944U CN 201822007528 U CN201822007528 U CN 201822007528U CN 209333944 U CN209333944 U CN 209333944U
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- epoxy resin
- chute
- resin filled
- core plate
- plate
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Abstract
A kind of mining chute of epoxy resin filled and process aluminum laminated structure, side board including reverse frustoconic, the side board is epoxy resin filled and process aluminium layer plywood, and epoxy resin filled and process aluminium layer plywood is made of liner plate, closed-cell aluminum foam core plate, epoxy resin filled and process aluminium core plate and steel interior lining panel outside steel.The mining chute of epoxy resin filled and process aluminum laminated structure has many advantages, such as good vibration and noise reducing, lightweight, high specific stiffness, environmental protection, and noise when chute work can be significantly reduced simultaneously improves the stiffness and strength of chute while mitigating chute quality and then improves the service life of chute.
Description
Technical field
The utility model belongs to mining machinery field, and in particular to a kind of epoxy resin filled and process aluminum laminated structure is mining
Chute.
Background technique
Mining chute is the important equipment in coal conveying and coal preparation plant's screening classification process, it plays reprinting, distribution, collection
In, equal part, adjust process flow the effects of.Mining chute in work process, constantly by spoil and lump coal friction with
Impact, can generate very big vibration and noise.This can not only endanger the physical and mental health of worker, also will affect itself and therewith phase
The working performance and service life of attached device.The structure of traditional chute is generally using the method manufacture of welding.The lining that chute uses
Plate material mainly has cast iron, cast stone, high molecular material, carbon steel, stainless steel and rubber etc..Plain cast iron material liner plate is wear-resisting
Performance is poor, and toughness is low；Cast stone and polymeric liner wearability are preferable, but poor toughness；Carbon steel and stainless steel liner plate toughness
High but wearability is low；Rubber lining good toughness, vibration absorbing performance are strong, but blocking easy to fall off, service life are lower.
For the vibration noise for solving the problems, such as mining chute, there are several types of one for the mode mainly taken both at home and abroad at present
It is that the overall structure of chute is improved and optimized, traditional chute is such as improved to spiral chute, optimizes the main of chute
Structural parameters etc.；The second is the individual sites in traditional chute install bump leveller or damper additional, including simply in chute
Upper welding spillplate or setting buffering bucket etc..The shortcomings that first method is effect of vibration and noise reduction office in the above vibration and noise reducing method
It is sex-limited big.The shortcomings that second method be increase chute complex degree of structure, and if install additional bump leveller or damper structure
If unreasonable or its position installs that technique is unreasonable can also cause bigger vibration and noise additional.
Utility model content
To overcome the shortcomings of existing chute vibration, the big and above-mentioned solution chute vibration noise measure of noise, the utility model
Purpose be to provide a kind of mining chute of epoxy resin filled and process aluminum laminated structure, significantly reduce mining chute work when making an uproar
Sound and vibration.
In order to achieve the above objectives, the utility model provides a kind of epoxy resin filled and process aluminum laminated structure mining chute,
The chute includes the side board of reverse frustoconic, and the side board is epoxy resin filled and process aluminium layer plywood, the epoxy
Resin filled and process aluminium layer plywood includes outer liner plate, closed-cell aluminum foam core plate, epoxy resin filled and process aluminium core plate and interior lining panel.
The outer steel plate thickness is 2~3mm；The closed-cell aluminum foam core thickness is 6~9mm；The epoxy
Resin filled and process aluminium core plate thickness is 4~6mm；The interior steel plate thickness is 2~3mm.
The material of the outer liner plate is selected from Q235 carbon steel, Q345 carbon steel or 45 steel；The closed-cell foam aluminium core
The relative density of plate is 0.1~0.35；The material of the interior lining panel is selected from Q235 carbon steel, Q345 carbon steel or 45 steel.
The epoxy resin filled and process aluminium core plate is to be immersed in epoxy resin solution uniformly to fill out with Open-cell Aluminum Foam
Solidify after filling and be made, the epoxy resin solution by epoxy resin (E-51), toughener dibutyl phthalate (DBP) (DBP) and
Curing agent (T-31) configuration obtains, by the ratio between number, E-51:DBP:T-31=(98~102): (24~26): (24~26).
The outer liner plate, closed-cell aluminum foam core plate, epoxy resin filled and process aluminium core plate and interior lining panel bind mode
For epoxy resin bonding.
The outer liner plate is located at the outermost of laminate, plays the internal core plate of protection and meets chute stiffness and strength and wants
The effect asked.
The closed-cell aluminum foam core plate is located at the inside of outer liner plate, and effect includes: first is that using closed-cell aluminum foam
Sound absorption, sound insulation, vibration damping, high-damping, the excellent characteristics for absorbing impact, improve its sound insulation, and sound absorption, vibration absorbing performance are slipped to improve
The effect of slot vibration and noise reducing；Second is that enhancing chute using the lightweight of foamed aluminium, the excellent characteristics of high specific stiffness, high specific strength
Rigidity and intensity and to improve its Lightness.
The epoxy resin filled and process aluminium core plate is located at the inside of closed-cell aluminum foam core plate, and effect is to make full use of
The high damping of epoxy resin and foamed aluminium mitigates the vibration of chute, and then reduces noise when chute work.
The interior lining panel is located at the most inner side of laminate, and the effect of interior lining panel includes: first is that playing protection epoxy resin
The effect of filled and process aluminium core plate；Second is that further increasing the effect of the stiffness and strength of chute；Third is that guaranteeing that chute conveys charcoal
It is unimpeded with spoil connection, while guaranteeing the effect of the wearability of chute.
The preparation method of the mining chute of epoxy resin filled and process aluminum laminated structure of the utility model, step include:
Step 1, according to the size of the mining chute of epoxy resin filled and process aluminum laminated structure, plate shearing machine shear steel is used
Plate obtains the expansion plate of interior lining panel and outer liner plate；
Step 2, it according to the size of the mining chute of epoxy resin filled and process aluminum laminated structure, is cut using wire cutting mode
Open celled foam aluminium sheet, and be dipped in epoxy resin solution to epoxy resin solution and be substantially filled to open celled foam aluminium sheet
Afterwards, solidification is taken out, epoxy resin filled and process aluminium core plate is obtained；
Step 3, it according to the size of the mining chute of epoxy resin filled and process aluminum laminated structure, is cut using wire cutting mode
Closed-cell foam aluminium sheet obtains closed-cell aluminum foam core plate；
Step 4, the expansion plate of interior lining panel and outer liner plate is welded as cylinder respectively, and successively will be outer using epoxy resin
Liner plate, closed-cell aluminum foam core plate, epoxy resin filled and process aluminium core plate and interior lining panel are bonded as entirety, obtain epoxy resin filling
Foamed aluminium laminate structures are mining chute；
Wherein, step 1~3 do not have sequencing.
The utility model has the beneficial effects that
1, the damping ratio of the mining chute of epoxy resin filled and process aluminum laminated structure provided by the utility model is compared to biography
System steel chute can be improved 4 times or more, and vibration amplitude can reduce 50% or more；In terms of noise reduction, for frequency in chute
Rate is the noise of 125~1000Hz, and the maximum sound transmission loss of this is mining chute is 9.9dB, than the maximum sound insulation of conventional steel chute
It is big by 115.22% to measure 4.6dB；For the noise of 1000~4000Hz of frequency in chute, maximum sound transmission loss is 24.1dB, than passing
The maximum sound transmission loss 16dB of system steel chute is big by 50.63%.
Detailed description of the invention
Fig. 1 is the three dimensional structure diagram of the mining chute of epoxy resin filled and process aluminum laminated structure of embodiment 1,
In: 1- outer liner plate, 2- closed-cell aluminum foam core plate, 3- epoxy resin filled and process aluminium core plate, 4- interior lining panel；
Fig. 2 is epoxy resin filled and process aluminium layer plywood schematic diagram.
Specific embodiment
Below in conjunction with drawings and examples, the present invention will be further described.
Embodiment 1
The mining chute of a kind of epoxy resin filled and process aluminum laminated structure combined with Figure 1 and Figure 2, including reverse frustoconic side
Plate, the side board be epoxy resin filled and process aluminium layer plywood, the epoxy resin filled and process aluminium layer plywood include outer liner plate 1,
Closed-cell aluminum foam core plate 2, epoxy resin filled and process aluminium core plate 3, interior lining panel 4.
Outer liner plate 1 with a thickness of 2mm, closed-cell aluminum foam core plate 2 with a thickness of 6mm, epoxy resin filled and process aluminium core plate 3
With a thickness of 4mm, interior lining panel 4 with a thickness of 2mm, the large and small mouth diameter of chute is respectively 600mm and 420mm, is highly
468mm。
The preparation method of the mining chute of epoxy resin filled and process aluminum laminated structure of the present embodiment:
Step 1, according to the mining chute size of epoxy resin filled and process aluminum laminated structure, Q235 carbon is sheared using plate shearing machine
Plain steel plate obtains the expansion plate of outer liner plate 1 and interior lining panel 4；
Step 2, with wire cutting machine cutting open celled foam aluminum cylinder, it is E- that open celled foam aluminum cylinder, which is dipped into the ratio between number,
Make to take out solidification after filling full epoxy resin solution in its hole in the epoxy resin solvent of 51:DBP:T-31=100:25:25,
Obtain the epoxy resin filled and process aluminium core plate 3 in manufacture laminate；
Step 3, the closed-cell foam aluminum cylinder for being 0.35 with wire cutting machine cutting relative density manufactures the closed pore bubble of laminate
Foam aluminium core plate 2；
Step 4, the expansion plate of interior lining panel and outer liner plate is welded as to the interior lining panel and outer liner plate of chute using welding manner
Cylinder；Using epoxy adhesive by the outer liner plate 1 of above-mentioned preparation, closed-cell aluminum foam core plate 2, epoxy resin filled and process aluminium
Core plate 3 and the bonding of interior lining panel 4 are an entirety, and the mining chute of epoxy resin filled and process aluminum laminated structure is made.
Claims (4)
1. a kind of mining chute of epoxy resin filled and process aluminum laminated structure, which is characterized in that the chute includes inverted round stage
The side board of shape, the side board are epoxy resin filled and process aluminium layer plywood, the epoxy resin filled and process aluminium layer plywood
Including outer liner plate, closed-cell aluminum foam core plate, epoxy resin filled and process aluminium core plate and interior lining panel.
2. chute according to claim 1, which is characterized in that the outer lining plate thickness is 2~3mm；The closed pore
Foamed aluminum-core plate thickness is 6~9mm；The epoxy resin filled and process aluminium core plate thickness is 4~6mm；The interior lining panel
With a thickness of 2~3mm.
3. chute according to claim 1, which is characterized in that the material of the outer liner plate be selected from Q235 carbon steel,
Q345 carbon steel or 45 steel；The relative density of the closed-cell aluminum foam core plate is 0.1~0.35；The material of the interior lining panel
Selected from Q235 carbon steel, Q345 carbon steel or 45 steel.
4. chute according to claim 1, which is characterized in that the outer liner plate, closed-cell aluminum foam core plate, epoxy resin
The bind mode of filled and process aluminium core plate and interior lining panel is epoxy resin bonding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822007528.8U CN209333944U (en) | 2018-12-03 | 2018-12-03 | A kind of mining chute of epoxy resin filled and process aluminum laminated structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822007528.8U CN209333944U (en) | 2018-12-03 | 2018-12-03 | A kind of mining chute of epoxy resin filled and process aluminum laminated structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209333944U true CN209333944U (en) | 2019-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822007528.8U Expired - Fee Related CN209333944U (en) | 2018-12-03 | 2018-12-03 | A kind of mining chute of epoxy resin filled and process aluminum laminated structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN209333944U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109248777A (en) * | 2018-12-03 | 2019-01-22 | 辽宁工程技术大学 | Mining chute of a kind of epoxy resin filled and process aluminum laminated structure and preparation method thereof |
-
2018
- 2018-12-03 CN CN201822007528.8U patent/CN209333944U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109248777A (en) * | 2018-12-03 | 2019-01-22 | 辽宁工程技术大学 | Mining chute of a kind of epoxy resin filled and process aluminum laminated structure and preparation method thereof |
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| Date | Code | Title | Description |
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| 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: 20190903 Termination date: 20211203 |