CN111826543B - Processing technology for improving strength of spiral blade of spiral conveyor - Google Patents
Processing technology for improving strength of spiral blade of spiral conveyor Download PDFInfo
- Publication number
- CN111826543B CN111826543B CN202010641352.0A CN202010641352A CN111826543B CN 111826543 B CN111826543 B CN 111826543B CN 202010641352 A CN202010641352 A CN 202010641352A CN 111826543 B CN111826543 B CN 111826543B
- Authority
- CN
- China
- Prior art keywords
- diatomite
- later use
- treatment
- spiral
- parts
- 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.)
- Active
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/10—Alloys containing non-metals
- C22C1/1005—Pretreatment of the non-metallic additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/20—Measures not previously mentioned for influencing the grain structure or texture; Selection of compositions therefor
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
- C22C1/1047—Alloys containing non-metals starting from a melt by mixing and casting liquid metal matrix composites
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/12—Alloys based on aluminium with copper as the next major constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/0005—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with at least one oxide and at least one of carbides, nitrides, borides or silicides as the main non-metallic constituents
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Composite Materials (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a processing technology for improving the strength of a spiral blade of a spiral conveyor, which relates to the technical field of processing and manufacturing of spiral conveyors and comprises the following steps: (1) preparing a reinforcing agent, (2) blending and smelting, (3) conducting flow casting, and (4) polishing and cleaning. The invention discloses a processing technology for improving the strength of a spiral blade of a spiral conveyor, which well enhances the quality of the spiral blade such as strength and the like, and further improves the stability and the service life of the spiral blade.
Description
Technical Field
The invention relates to the technical field of machining and manufacturing of screw conveyors, in particular to a machining process for improving the strength of a screw blade of a screw conveyor.
Background
The spiral conveyor is a continuous conveyor and consists of a spiral shaft and a shell, and the spiral shaft rotates in the shell; the material fed into the shell and the helical blade on the helical shaft rotate together in the shell, and in operation, the helical blade pushes the material to move axially, so that the material is transported.
The existing helical blade is mostly made of aluminum alloy materials, and the energy consumption of transmission can be saved due to light weight. However, the surface hardness is poor, and the problems such as damage and deformation are likely to occur after long-term use. Therefore, the strength of the helical blade needs to be strengthened to ensure the stability and durability of the operation of the helical blade and the conveyor.
Disclosure of Invention
The invention aims to provide a processing technology for improving the strength of a spiral blade of a spiral conveyor, so as to solve the defects in the prior art.
The technical scheme adopted by the invention is as follows:
a processing technology for improving the strength of a spiral blade of a spiral conveyor comprises the following steps:
(1) preparing an enhancer:
a. firstly, adding diatomite into a muffle furnace for calcination treatment, and taking out for later use after 2-2.5 hours;
b. b, immersing the diatomite treated in the operation a into a silane coupling agent, stirring for 45-50 min, and filtering out for later use;
c. b, putting the diatomite treated in the operation b into the composite modified liquid, performing ultrasonic treatment for 60-70 min, and filtering out for later use;
d. c, drying the diatomite treated in the operation c in a drying box until the integral water content is not more than 10%, and taking out the diatomite for later use to obtain modified diatomite;
e. c, ball-milling and mixing the modified diatomite obtained in the operation d with zinc stearate, magnesium stearate, yttrium oxide, cerium oxide, disodium ethylene diamine tetraacetate, sodium pyrophosphate and nano titanium nitride together, and taking out the mixture to obtain a reinforcing agent for later use;
(2) blending and smelting:
a. blending an aluminum alloy plate, pure copper and the reinforcing agent prepared in the step (1), and then putting into a smelting furnace for smelting until the aluminum alloy plate, the pure copper and the reinforcing agent are completely molten;
b. after the raw materials are completely melted, pressurizing the smelting furnace, and after 5-7 min, recovering the smelting furnace to normal pressure to obtain a melt for later use;
(3) drainage casting:
draining the melt prepared in the step (2), injecting the melt into a mold for casting and shaping, continuously performing microwave irradiation treatment in the period, and taking out the melt after the microwave irradiation treatment is completed to obtain a semi-finished product helical blade for later use;
(4) polishing and cleaning:
and (4) polishing the surface of the semi-finished helical blade prepared in the step (3), and cleaning to obtain the finished helical blade.
Further, the temperature in the muffle furnace is controlled to be 900-950 ℃ during the calcination treatment in the operation a of the step (1).
Further, the composite modifying solution in the step (1) and the operation c comprises the following components in parts by weight: 30-35 parts of nano zinc oxide, 15-18 parts of dodecyl trimethyl ammonium bromide, 9-14 parts of sodium hexametaphosphate and 400-450 parts of deionized water; and controlling the frequency of ultrasonic waves to be 850-900 kHz during ultrasonic treatment.
Further, the weight ratio of the modified diatomite, zinc stearate, magnesium stearate, yttrium oxide, cerium oxide, disodium ethylene diamine tetraacetate, sodium pyrophosphate and nano titanium nitride in the operation e in the step (1) is 35-40: 3-6: 5-7: 0.1-0.3: 0.2-0.4: 5-8: 4-7: 7-10.
Further, when the aluminum alloy plate, the pure copper and the reinforcing agent prepared in the step (1) in the operation a in the step (2) are blended, the corresponding weight ratio is 20-25: 2-4: 3 to 5.
Further, the temperature in the smelting furnace is kept at 700-730 ℃ and the pressure is kept at 20-22 MPa during the pressurization treatment in the step (2).
Further, the power of the microwave is controlled to be 1300-1500W during the microwave irradiation treatment in the step (3).
The invention has the following beneficial effects:
the invention discloses a processing technology for improving the strength of a spiral blade of a spiral conveyor, which well enhances the quality of the spiral blade such as strength and the like, and further improves the stability and the service life of the spiral blade; in the processing process, particularly, a reinforcing agent component is prepared firstly, the reinforcing agent is processed by taking diatomite as a matrix, the diatomite is calcined firstly, the specific surface area and the processability are increased, then the silane coupling agent is soaked to optimize the surface activity of the diatomite, then the composite modifying liquid is used for soaking, under the auxiliary action of ultrasound, nano zinc oxide and the like in the composite modifying liquid are filled and embedded in the diatomite until the integral specific surface area is obviously improved, the melting combination degree between elements such as silicon, titanium, yttrium, cerium, copper and the like and an aluminum alloy matrix is increased in the subsequent process of smelting the modified diatomite with pure copper and aluminum alloy, the mechanical property of the aluminum alloy is improved, and the silicon, the titanium, the yttrium, the cerium, the copper and the aluminum alloy can promote an aluminum alloy melt to refine grains in the casting process, the recrystallization nucleation and growth process is prevented, the good strengthening effect is achieved, the toughness of the aluminum alloy is improved, and the sensitivity of stress corrosion cracking is reduced; then, in the casting process, the effect of further refining grains can be achieved by continuous microwave irradiation treatment, and the integral strength of the aluminum alloy is improved; and finally, polishing and cleaning are carried out, so that the surface quality and the phase of the aluminum alloy helical blade are ensured.
Detailed Description
The following will clearly and completely describe the technical solutions of the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A processing technology for improving the strength of a spiral blade of a spiral conveyor comprises the following steps:
(1) preparing an enhancer:
a. firstly, adding diatomite into a muffle furnace for calcination treatment, and taking out for later use after 2 hours;
b. b, immersing the diatomite treated in the operation a into a silane coupling agent, stirring for 45min, and filtering out for later use;
c. b, putting the diatomite treated in the operation b into the composite modified liquid, and filtering out the diatomite for later use after ultrasonic treatment for 60 min;
d. c, drying the diatomite treated in the operation c in a drying box until the integral water content is not more than 10%, and taking out the diatomite for later use to obtain modified diatomite;
e. c, ball-milling and mixing the modified diatomite obtained in the operation d with zinc stearate, magnesium stearate, yttrium oxide, cerium oxide, disodium ethylene diamine tetraacetate, sodium pyrophosphate and nano titanium nitride together, and taking out the mixture to obtain a reinforcing agent for later use;
(2) blending and smelting:
a. blending an aluminum alloy plate, pure copper and the reinforcing agent prepared in the step (1), and then putting into a smelting furnace for smelting until the aluminum alloy plate, the pure copper and the reinforcing agent are completely molten;
b. after the raw materials are completely melted, pressurizing the smelting furnace, and after 5min, recovering the smelting furnace to normal pressure to obtain a melt for later use;
(3) drainage casting:
draining the melt prepared in the step (2), injecting the melt into a mold for casting and shaping, continuously performing microwave irradiation treatment in the period, and taking out the melt after the microwave irradiation treatment is completed to obtain a semi-finished product helical blade for later use;
(4) polishing and cleaning:
and (4) polishing the surface of the semi-finished helical blade prepared in the step (3), and cleaning to obtain the finished helical blade.
The temperature in the muffle furnace is controlled to 900 ℃ during the calcination treatment in the operation a of the step (1).
The composite modification liquid in the operation c in the step (1) comprises the following components in parts by weight: 30 parts of nano zinc oxide, 15 parts of dodecyl trimethyl ammonium bromide, 9 parts of sodium hexametaphosphate and 400 parts of deionized water; and the frequency of the ultrasonic wave is controlled to be 850kHz during ultrasonic treatment.
And (2) in the step (1), the modified diatomite, the zinc stearate, the magnesium stearate, the yttrium oxide, the cerium oxide, the ethylene diamine tetraacetic acid disodium, the sodium pyrophosphate and the nano titanium nitride are subjected to ball milling and mixing together in a corresponding weight ratio of 35:3:5:0.1:0.2:5:4: 7.
When the aluminum alloy plate, the pure copper and the reinforcing agent prepared in the step (1) in the operation a in the step (2) are blended, the corresponding weight ratio is 20: 2: 3.
and (3) during the pressurization treatment in the operation b of the step (2), keeping the temperature in the smelting furnace at 700 ℃ and the pressure at 20 MPa.
And (4) controlling the power of the microwave to be 1300W during the microwave irradiation treatment in the step (3).
Example 2
A processing technology for improving the strength of a spiral blade of a spiral conveyor comprises the following steps:
(1) preparing an enhancer:
a. firstly, adding diatomite into a muffle furnace for calcination treatment, and taking out for later use after 2.3 hours;
b. b, immersing the diatomite treated in the operation a into a silane coupling agent, stirring for 48min, and filtering out for later use;
c. b, putting the diatomite treated in the operation b into the composite modified liquid, performing ultrasonic treatment for 65min, and filtering out for later use;
d. c, drying the diatomite treated in the operation c in a drying box until the integral water content is not more than 10%, and taking out the diatomite for later use to obtain modified diatomite;
e. c, ball-milling and mixing the modified diatomite obtained in the operation d with zinc stearate, magnesium stearate, yttrium oxide, cerium oxide, disodium ethylene diamine tetraacetate, sodium pyrophosphate and nano titanium nitride together, and taking out the mixture to obtain a reinforcing agent for later use;
(2) blending and smelting:
a. blending an aluminum alloy plate, pure copper and the reinforcing agent prepared in the step (1), and then putting into a smelting furnace for smelting until the aluminum alloy plate, the pure copper and the reinforcing agent are completely molten;
b. after the raw materials are completely melted, pressurizing the smelting furnace, and after 6min, restoring the smelting furnace to normal pressure to obtain a melt for later use;
(3) drainage casting:
draining the melt prepared in the step (2), injecting the melt into a mold for casting and shaping, continuously performing microwave irradiation treatment in the period, and taking out the melt after the microwave irradiation treatment is completed to obtain a semi-finished product helical blade for later use;
(4) polishing and cleaning:
and (4) polishing the surface of the semi-finished helical blade prepared in the step (3), and cleaning to obtain the finished helical blade.
The temperature in the muffle furnace is controlled to 940 ℃ during the calcination treatment in the operation a in the step (1).
The composite modification liquid in the operation c in the step (1) comprises the following components in parts by weight: 33 parts of nano zinc oxide, 17 parts of dodecyl trimethyl ammonium bromide, 13 parts of sodium hexametaphosphate and 440 parts of deionized water; the ultrasonic frequency is controlled to be 880kHz during ultrasonic treatment.
And (2) in the step (1), the modified diatomite, the zinc stearate, the magnesium stearate, the yttrium oxide, the cerium oxide, the ethylene diamine tetraacetic acid disodium, the sodium pyrophosphate and the nano titanium nitride are subjected to ball milling and mixing together in a corresponding weight ratio of 37:5:6:0.2:0.3:7:6: 9.
When the aluminum alloy plate, the pure copper and the reinforcing agent prepared in the step (1) in the operation a in the step (2) are blended, the corresponding weight ratio is 24: 3: 4.
the temperature in the melting furnace was kept at 720 ℃ and the pressure at 21MPa during the pressurization treatment in operation b of step (2).
And (4) controlling the power of the microwaves to 1400W during the microwave irradiation treatment in the step (3).
Example 3
A processing technology for improving the strength of a spiral blade of a spiral conveyor comprises the following steps:
(1) preparing an enhancer:
a. firstly, adding diatomite into a muffle furnace for calcination treatment, and taking out for later use after 2.5 hours;
b. b, immersing the diatomite treated in the operation a into a silane coupling agent, stirring for 50min, and filtering out for later use;
c. b, putting the diatomite treated in the operation b into the composite modified liquid, performing ultrasonic treatment for 70min, and filtering out for later use;
d. c, drying the diatomite treated in the operation c in a drying box until the integral water content is not more than 10%, and taking out the diatomite for later use to obtain modified diatomite;
e. c, ball-milling and mixing the modified diatomite obtained in the operation d with zinc stearate, magnesium stearate, yttrium oxide, cerium oxide, disodium ethylene diamine tetraacetate, sodium pyrophosphate and nano titanium nitride together, and taking out the mixture to obtain a reinforcing agent for later use;
(2) blending and smelting:
a. blending an aluminum alloy plate, pure copper and the reinforcing agent prepared in the step (1), and then putting into a smelting furnace for smelting until the aluminum alloy plate, the pure copper and the reinforcing agent are completely molten;
b. after the raw materials are completely melted, pressurizing the smelting furnace, and after 7min, restoring the smelting furnace to normal pressure to obtain a melt for later use;
(3) drainage casting:
draining the melt prepared in the step (2), injecting the melt into a mold for casting and shaping, continuously performing microwave irradiation treatment in the period, and taking out the melt after the microwave irradiation treatment is completed to obtain a semi-finished product helical blade for later use;
(4) polishing and cleaning:
and (4) polishing the surface of the semi-finished helical blade prepared in the step (3), and cleaning to obtain the finished helical blade.
The temperature in the muffle furnace is controlled to 950 ℃ during the calcination treatment in the operation a of the step (1).
The composite modification liquid in the operation c in the step (1) comprises the following components in parts by weight: 35 parts of nano zinc oxide, 18 parts of dodecyl trimethyl ammonium bromide, 14 parts of sodium hexametaphosphate and 450 parts of deionized water; and the frequency of the ultrasonic wave is controlled to be 900kHz during ultrasonic treatment.
And (2) in the step (1), the modified diatomite, the zinc stearate, the magnesium stearate, the yttrium oxide, the cerium oxide, the ethylene diamine tetraacetic acid disodium, the sodium pyrophosphate and the nano titanium nitride are subjected to ball milling and mixing together in a corresponding weight ratio of 40:6:7:0.3:0.4:8:7: 10.
When the aluminum alloy plate, the pure copper and the reinforcing agent prepared in the step (1) in the operation a in the step (2) are blended, the corresponding weight ratio is 25: 4: 5.
the temperature in the smelting furnace is kept at 730 ℃ and the pressure in the smelting furnace is kept at 22MPa during the pressurization treatment in the operation b of the step (2).
And (4) controlling the power of the microwave to be 1500W during the microwave irradiation treatment in the step (3).
Comparative example 1
This comparative example 1 is compared to example 2 only with the exception that in step (1) the reinforcing agent preparation, the treatment of operation c is omitted, except that the process steps are otherwise identical.
Comparative example 2
This comparative example 2 is compared to example 2 only with the exception that in step (1) the reinforcing agent preparation, the treatment of operation e is omitted except that the process steps are otherwise identical.
Comparative example 3
This comparative example 3 is different from example 2 only in that, in the blending and melting in the step (2), the use of the reinforcing agent component obtained in the step (1) is omitted, and the steps are the same except for the above.
In order to compare the effects of the present invention,
the A356 aluminum alloy produced in the same batch is selected as a test material, then sample plates are processed by the methods corresponding to the above example 2, comparative example 1, comparative example 2 and comparative example 3, and then the performance of each group of treated materials is respectively measured, and the specific comparative data are shown in the following table 1:
TABLE 1
Note: each of the performance tests described in table 1 above were tested in accordance with industry standards.
As can be seen from the above table 1, the spiral blade processed by the method has the advantages that the quality such as strength and the like is remarkably enhanced, the use stability and the service life are effectively improved, and the spiral blade has great market competitiveness and production and application values.
Claims (1)
1. A processing technology for improving the strength of a spiral blade of a spiral conveyor is characterized by comprising the following steps:
(1) preparing an enhancer:
a. firstly, adding diatomite into a muffle furnace for calcination treatment, and taking out for later use after 2-2.5 hours;
b. b, immersing the diatomite treated in the operation a into a silane coupling agent, stirring for 45-50 min, and filtering out for later use;
c. b, putting the diatomite treated in the operation b into the composite modified liquid, performing ultrasonic treatment for 60-70 min, and filtering out for later use;
d. c, drying the diatomite treated in the operation c in a drying box until the integral water content is not more than 10%, and taking out the diatomite for later use to obtain modified diatomite;
e. c, ball-milling and mixing the modified diatomite obtained in the operation d with zinc stearate, magnesium stearate, yttrium oxide, cerium oxide, disodium ethylene diamine tetraacetate, sodium pyrophosphate and nano titanium nitride together, and taking out the mixture to obtain a reinforcing agent for later use;
(2) blending and smelting:
a. blending an aluminum alloy plate, pure copper and the reinforcing agent prepared in the step (1), and then putting into a smelting furnace for smelting until the aluminum alloy plate, the pure copper and the reinforcing agent are completely molten;
b. after the raw materials are completely melted, pressurizing the smelting furnace, and after 5-7 min, recovering the smelting furnace to normal pressure to obtain a melt for later use;
(3) drainage casting:
draining the melt prepared in the step (2), injecting the melt into a mold for casting and shaping, continuously performing microwave irradiation treatment in the period, and taking out the melt after the microwave irradiation treatment is completed to obtain a semi-finished product helical blade for later use;
(4) polishing and cleaning:
polishing the surface of the semi-finished helical blade prepared in the step (3), and cleaning to obtain a finished helical blade;
controlling the temperature in a muffle furnace to be 900-950 ℃ during the calcination treatment in the operation a in the step (1); the composite modification liquid in the operation c in the step (1) comprises the following components in parts by weight: 30-35 parts of nano zinc oxide, 15-18 parts of dodecyl trimethyl ammonium bromide, 9-14 parts of sodium hexametaphosphate and 400-450 parts of deionized water; controlling the frequency of ultrasonic waves to be 850-900 kHz during ultrasonic treatment; the weight ratio of the modified diatomite, zinc stearate, magnesium stearate, yttrium oxide, cerium oxide, disodium ethylene diamine tetraacetate, sodium pyrophosphate and nano titanium nitride in the operation e in the step (1) is 35-40: 3-6: 5-7: 0.1-0.3: 0.2-0.4: 5-8: 4-7: 7-10; when the aluminum alloy plate, the pure copper and the reinforcing agent prepared in the step (1) in the operation a in the step (2) are blended, the corresponding weight ratio is 20-25: 2-4: 3-5; keeping the temperature in the smelting furnace at 700-730 ℃ and the pressure at 20-22 MPa during the pressurization treatment in the step (2); and (4) controlling the power of the microwave to be 1300-1500W during the microwave irradiation treatment in the step (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010641352.0A CN111826543B (en) | 2020-07-06 | 2020-07-06 | Processing technology for improving strength of spiral blade of spiral conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010641352.0A CN111826543B (en) | 2020-07-06 | 2020-07-06 | Processing technology for improving strength of spiral blade of spiral conveyor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111826543A CN111826543A (en) | 2020-10-27 |
| CN111826543B true CN111826543B (en) | 2021-07-27 |
Family
ID=72901070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010641352.0A Active CN111826543B (en) | 2020-07-06 | 2020-07-06 | Processing technology for improving strength of spiral blade of spiral conveyor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111826543B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106117668A (en) * | 2016-08-30 | 2016-11-16 | 刘平 | A kind of corrosion resistant rubber composite of antistatic and preparation method thereof |
| CN107502854A (en) * | 2017-08-08 | 2017-12-22 | 合肥正明机械有限公司 | A kind of processing method for strengthening stamping parts of automobile and using characteristic |
| CN108179372A (en) * | 2017-12-11 | 2018-06-19 | 马鞍山蓝科再制造技术有限公司 | A kind of steel surface electric arc spraying processing method |
| CN109135109A (en) * | 2018-08-02 | 2019-01-04 | 宣城市聚源精细化工有限公司 | A kind of preparation method of water-fast high-strength PVC wood plastic composite |
| CN109321006A (en) * | 2018-07-23 | 2019-02-12 | 蚌埠中梁机械科技有限公司 | A method of promoting eyeglass polishing machine case material processing performance |
| CN109382302A (en) * | 2018-11-01 | 2019-02-26 | 含山县林头宝兴铸造厂 | A kind of processing method improving iron casting comprehensive performance |
| CN109628775A (en) * | 2019-01-16 | 2019-04-16 | 阜阳佳派生产力促进中心有限公司 | A kind of metamorphism treatment method improving intensity of aluminum alloy |
| CN110028848A (en) * | 2019-04-29 | 2019-07-19 | 安徽律正科技信息服务有限公司 | A kind of energy-saving material and preparation method thereof |
| CN110468408A (en) * | 2019-09-05 | 2019-11-19 | 马鞍山吉祥光电科技有限公司 | A kind of surface treatment method of solar street light irony accessory |
-
2020
- 2020-07-06 CN CN202010641352.0A patent/CN111826543B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106117668A (en) * | 2016-08-30 | 2016-11-16 | 刘平 | A kind of corrosion resistant rubber composite of antistatic and preparation method thereof |
| CN107502854A (en) * | 2017-08-08 | 2017-12-22 | 合肥正明机械有限公司 | A kind of processing method for strengthening stamping parts of automobile and using characteristic |
| CN108179372A (en) * | 2017-12-11 | 2018-06-19 | 马鞍山蓝科再制造技术有限公司 | A kind of steel surface electric arc spraying processing method |
| CN109321006A (en) * | 2018-07-23 | 2019-02-12 | 蚌埠中梁机械科技有限公司 | A method of promoting eyeglass polishing machine case material processing performance |
| CN109135109A (en) * | 2018-08-02 | 2019-01-04 | 宣城市聚源精细化工有限公司 | A kind of preparation method of water-fast high-strength PVC wood plastic composite |
| CN109382302A (en) * | 2018-11-01 | 2019-02-26 | 含山县林头宝兴铸造厂 | A kind of processing method improving iron casting comprehensive performance |
| CN109628775A (en) * | 2019-01-16 | 2019-04-16 | 阜阳佳派生产力促进中心有限公司 | A kind of metamorphism treatment method improving intensity of aluminum alloy |
| CN110028848A (en) * | 2019-04-29 | 2019-07-19 | 安徽律正科技信息服务有限公司 | A kind of energy-saving material and preparation method thereof |
| CN110468408A (en) * | 2019-09-05 | 2019-11-19 | 马鞍山吉祥光电科技有限公司 | A kind of surface treatment method of solar street light irony accessory |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111826543A (en) | 2020-10-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107099708A (en) | A kind of graphene rare earth aluminium alloy height leads the preparation method of material | |
| CN109136666B (en) | Corrosion-resistant aluminum alloy and preparation method thereof | |
| CN103572184B (en) | Preparation method of high-strength silver-copper alloy material | |
| CN111826543B (en) | Processing technology for improving strength of spiral blade of spiral conveyor | |
| CN108823448A (en) | A kind of nanometer SiC reinforced aluminum base composite material and preparation method thereof | |
| CN111233435A (en) | Glazed ceramic product and preparation method thereof | |
| CN108277445B (en) | Heat treatment method of 7075 aluminum alloy blind rivet body | |
| CN114381622A (en) | Preparation method of vacuum induction melting high-strength high-elasticity wear-resistant CuNiSn alloy material | |
| CN109338149B (en) | High-strength titanium-copper alloy bar suitable for conductive elastic component and preparation method thereof | |
| CN117265435A (en) | High-conductivity copper-based composite material and preparation method thereof | |
| CN111484321A (en) | Ultrahigh-strength domestic ceramic and preparation method thereof | |
| CN110484792B (en) | Casting production process for improving compressive strength of aluminum profile | |
| CN113005326A (en) | Copper alloy strip and preparation method thereof | |
| CN107988545B (en) | Method for preparing nodular cast iron casting by recycling scrap steel | |
| CN111204974A (en) | Preparation process of toughened glass | |
| CN113215427B (en) | Production process of aluminum alloy for forging and pressing wheel hub | |
| CN111519053A (en) | High-performance wide-width aluminum alloy plate shape forming method | |
| CN116984573B (en) | Process for producing low-oxygen copper rod based on reclaimed copper modified continuous casting and rolling | |
| CN115611630B (en) | Cemented carbide bar produced by extrusion molding process and preparation method thereof | |
| CN116695059A (en) | Diamond plating material and application thereof | |
| CN112626367B (en) | Preparation method of nano alumina particle reinforced aluminum-copper alloy composite material | |
| CN115786754B (en) | Preparation method of high specific gravity tungsten alloy | |
| CN115041679B (en) | Diamond surface modification treatment method and application | |
| CN111636038A (en) | Multi-element alloy wear-resistant steel forging and preparation method thereof | |
| CN110029209B (en) | Surface treatment method for metal material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |