CN108034090A - A kind of telescope wear-resisting prism gasket and its preparation process - Google Patents
A kind of telescope wear-resisting prism gasket and its preparation process Download PDFInfo
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- CN108034090A CN108034090A CN201711455112.6A CN201711455112A CN108034090A CN 108034090 A CN108034090 A CN 108034090A CN 201711455112 A CN201711455112 A CN 201711455112A CN 108034090 A CN108034090 A CN 108034090A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L7/00—Compositions of natural rubber
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0812—Aluminium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0881—Titanium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0893—Zinc
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Sealing Material Composition (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
It is as follows with wear-resisting prism gasket, the formula of its raw material by weight the invention discloses a kind of telescope：60 80 parts of natural rubber, 25 35 parts of Corvic, 15 25 parts of neoprene, 12 16 parts of metal powder, 8 10 parts of carbon black, 8 10 parts of fiber powder, 57 parts of polyamide, 57 parts of zinc sulfate, 35 parts of antioxidant, 35 parts of anti-wear agent, 24 parts of fire retardant, 24 parts of vulcanizing agent.A kind of preparation process the invention also discloses telescope with wear-resisting prism gasket.The present invention can effectively strengthen its wear-resisting property, and improve its anti-pressure ability, and preparation is simple for this, securely and reliably, suitable for large-scale promotion.
Description
Technical field
The present invention relates to telescope part preparing technical field, more particularly to a kind of telescope wear-resisting prism gasket and its system
Standby technique.
Background technology
Telescope is a kind of visual optical instrument for being used to observe remote object, can be the subtended angle of remote thing very little by certain
Multiplying power is amplified, and is allowed to have larger subtended angle in image space, and the object for making with the naked eye not seeing clearly or differentiate originally, which becomes, clearly may be used
Distinguish.So telescope is indispensable instrument in astronomical and ground observation.It is a kind of to make incidence by object lens and eyepiece
The optical system that collimated light beam still keeping parallelism projects.Three kinds are generally divided into according to telescope principle.One kind is by collecting electromagnetism
Ripple observes the instrument of the electromagnetic radiation of remote object, is referred to as radio telescope, in daily life, telescope refers mainly to light
Telescope is learned, but in modern astronomy, astronomical telescope includes radio telescope, infrared telescope, X-ray and gamma
X-ray telescope X.The concept of astronomical telescope further extends to the field of gravitational wave, cosmic ray and dark matter.
With being on the increase for astrophile, the demand of telescope is also being lifted, and prism gasket is in telescope
Indispensable part, after prolonged use, its wear-resisting property is insufficient, so as to influence this prestige for prism gasket of the prior art
The normal use of remote mirror.For this reason, we have proposed a kind of telescope wear-resisting prism gasket and its preparation process.
The content of the invention
The present invention proposes a kind of telescope wear-resisting prism gasket and its preparation process, to solve in above-mentioned background technology
The problem of proposition.
It is as follows with wear-resisting prism gasket, the formula of its raw material by weight that the present invention proposes a kind of telescope：Natural rubber
60-80 parts, 25-35 parts of Corvic, 15-25 parts of neoprene, 12-16 parts of metal powder, 8-10 parts of carbon black, fiber powder 8-
10 parts, 5-7 parts of polyamide, 5-7 parts of zinc sulfate, 3-5 parts of antioxidant, 3-5 parts of anti-wear agent, 2-4 parts of fire retardant, 2-4 parts of vulcanizing agent.
Preferably, natural rubber, Corvic, the weight ratio of neoprene are 65-75: 28-32: 18-22.
Preferably, metal powder, carbon black, the weight ratio of fiber powder are 13-15: 8.5-9.5: 8.5-9.5.
Preferably, polyamide, the weight ratio of zinc sulfate are 5.5-6.5: 5.5-6.5.
Preferably, antioxidant, anti-wear agent, fire retardant, the weight ratio of vulcanizing agent are 3.5-4.5: 3.5-4.5: 2.5-3.5:
2.5-3.5。
Preferably, the formula of its raw material by weight is as follows：
65-75 parts of natural rubber, 28-32 parts of Corvic, 18-22 parts of neoprene, 13-15 parts of metal powder, carbon
8.5-9.5 parts black, 8.5-9.5 parts of fiber powder, 5.5-6.5 parts of polyamide, 5.5-6.5 parts of zinc sulfate, 3.5-4.5 parts of antioxidant,
3.5-4.5 parts of anti-wear agent, 2.5-3.5 parts of fire retardant, 2.5-3.5 parts of vulcanizing agent.
Preferably, the optimization formula of its raw material by weight is as follows：
70 parts of natural rubber, 30 parts of Corvic, 20 parts of neoprene, 14 parts of metal powder, 9 parts of carbon black, fiber powder 9
Part, polyamide 6 part, 6 parts of zinc sulfate, 4 parts of antioxidant, 4 parts of anti-wear agent, 4 parts of fire retardant, 4 parts of vulcanizing agent.
A kind of preparation process present invention also offers telescope with wear-resisting prism gasket, includes the following steps：
S1, selection smelting furnace are auxiliary tool, in proportion by natural rubber, Corvic and neoprene successively
Slowly insert in smelting furnace, melting is carried out to it under conditions of 300-400 degrees Celsius, and need to mix in real time in fusion process
Stirring, after it melts completely, 160-200 degrees Celsius is reduced to by temperature, then adds antioxidant, wear-resisting thereto again
Agent, fire retardant and vulcanizing agent, and stirred in real time during addition, after completing mixing, 20-40min is stood again,
Add metal powder, carbon black, fiber powder, polyamide and zinc sulfate thereto again, after it is thoroughly mixed thawing, filtering is therein
Impurity, so as to form mixing potting syrup；
S2, choose prism shim mold again, and it is cleaned, and the mixing potting syrup in S1 then is poured into rib
In mirror shim mold, shaping is allowed to cool under field conditions (factors), and preliminary molding prism gasket is subjected to surface polishing；
S3, be heat-treated under conditions of prism gasket is again placed in 60-80 degrees Celsius, fast after softening after its surface
Speed is taken out, and is accurately handled in its surface coining shape and surface, so as to obtain telescope with wear-resisting prism gasket.
Preferably, it is described to belong to mixture of the powder for zinc powder, aluminium powder, titanium valve and magnesium powder, and zinc powder, aluminium powder, titanium valve with
And the molal weight ratio of magnesium powder is 2: 1: 1: 0.5.
A kind of telescope provided by the present invention is with wear-resisting prism gasket and its preparation process, beneficial effect：This hair
It is bright to carry out rational proportion by adding Corvic, metal powder and fiber powder, and to it, it can effectively strengthen the resistance to of its
Performance is ground, and improves its anti-pressure ability, also by adding anti-wear agent, further adds its wear-resisting property, and
Antioxidant can improve its service life, meet the demand developed now, and preparation is simple for this, securely and reliably, fit
Close a wide range of promote.
Embodiment
With reference to specific embodiment, the present invention will be further described.
Embodiment 1
It is as follows with wear-resisting prism gasket, the formula of its raw material by weight that the present invention proposes a kind of telescope：Natural rubber
60 parts, 25 parts of Corvic, 15 parts of neoprene, 12 parts of metal powder, 8 parts of carbon black, 8 parts of fiber powder, 5 parts of polyamide, sulphur
Sour 5 parts of zinc, 3 parts of antioxidant, 3 parts of anti-wear agent, 2 parts of fire retardant, 2 parts of vulcanizing agent.
A kind of preparation process present invention also offers telescope with wear-resisting prism gasket, includes the following steps：
S1, selection smelting furnace are auxiliary tool, in proportion by natural rubber, Corvic and neoprene successively
Slowly insert in smelting furnace, melting is carried out to it under conditions of 300 degrees Celsius, and need mixing in real time to stir in fusion process
Mix, after it melts completely, temperature is reduced to 160 degrees Celsius, then add antioxidant, anti-wear agent, fire-retardant thereto again
Agent and vulcanizing agent, and stirred in real time during addition, after completing mixing, 20min is stood again, then add thereto
Add metal powder, carbon black, fiber powder, polyamide and zinc sulfate, after it is thoroughly mixed thawing, filter impurity therein, so that
Form mixing potting syrup；
S2, choose prism shim mold again, and it is cleaned, and the mixing potting syrup in S1 then is poured into rib
In mirror shim mold, shaping is allowed to cool under field conditions (factors), and preliminary molding prism gasket is subjected to surface polishing；
S3, by prism gasket be again placed in being heat-treated under conditions of 60 degrees Celsius, after softening after its surface, takes rapidly
Go out, and accurately handled in its surface coining shape and surface, so as to obtain telescope with wear-resisting prism gasket.
It is described to belong to mixture of the powder for zinc powder, aluminium powder, titanium valve and magnesium powder, and zinc powder, aluminium powder, titanium valve and magnesium powder
Molal weight ratio is 2: 1: 1: 0.5.
Embodiment 2
It is as follows with wear-resisting prism gasket, the formula of its raw material by weight that the present invention proposes a kind of telescope：Natural rubber
65 parts, 28 parts of Corvic, 18 parts of neoprene, 13 parts of metal powder, 8.5 parts of carbon black, 8.5 parts of fiber powder, polyamide 5.5
Part, 5.5 parts of zinc sulfate, 3.5 parts of antioxidant, 3.5 parts of anti-wear agent, 2.5 parts of fire retardant, 2.5 parts of vulcanizing agent.
A kind of preparation process present invention also offers telescope with wear-resisting prism gasket, includes the following steps：
S1, selection smelting furnace are auxiliary tool, in proportion by natural rubber, Corvic and neoprene successively
Slowly insert in smelting furnace, melting is carried out to it under conditions of 330 degrees Celsius, and need mixing in real time to stir in fusion process
Mix, after it melts completely, temperature is reduced to 170 degrees Celsius, then add antioxidant, anti-wear agent, fire-retardant thereto again
Agent and vulcanizing agent, and stirred in real time during addition, after completing mixing, 25min is stood again, then add thereto
Add metal powder, carbon black, fiber powder, polyamide and zinc sulfate, after it is thoroughly mixed thawing, filter impurity therein, so that
Form mixing potting syrup；
S2, choose prism shim mold again, and it is cleaned, and the mixing potting syrup in S1 then is poured into rib
In mirror shim mold, shaping is allowed to cool under field conditions (factors), and preliminary molding prism gasket is subjected to surface polishing；
S3, by prism gasket be again placed in being heat-treated under conditions of 65 degrees Celsius, after softening after its surface, takes rapidly
Go out, and accurately handled in its surface coining shape and surface, so as to obtain telescope with wear-resisting prism gasket.
It is described to belong to mixture of the powder for zinc powder, aluminium powder, titanium valve and magnesium powder, and zinc powder, aluminium powder, titanium valve and magnesium powder
Molal weight ratio is 2: 1: 1: 0.5.
Embodiment 3
It is as follows with wear-resisting prism gasket, the formula of its raw material by weight that the present invention proposes a kind of telescope：Natural rubber
70 parts, 30 parts of Corvic, 20 parts of neoprene, 14 parts of metal powder, 9 parts of carbon black, 9 parts of fiber powder, polyamide 6 part, sulphur
Sour 6 parts of zinc, 4 parts of antioxidant, 4 parts of anti-wear agent, 4 parts of fire retardant, 4 parts of vulcanizing agent.
A kind of preparation process present invention also offers telescope with wear-resisting prism gasket, includes the following steps：
S1, selection smelting furnace are auxiliary tool, in proportion by natural rubber, Corvic and neoprene successively
Slowly insert in smelting furnace, melting is carried out to it under conditions of 350 degrees Celsius, and need mixing in real time to stir in fusion process
Mix, after it melts completely, temperature is reduced to 180 degrees Celsius, then add antioxidant, anti-wear agent, fire-retardant thereto again
Agent and vulcanizing agent, and stirred in real time during addition, after completing mixing, 30min is stood again, then add thereto
Add metal powder, carbon black, fiber powder, polyamide and zinc sulfate, after it is thoroughly mixed thawing, filter impurity therein, so that
Form mixing potting syrup；
S2, choose prism shim mold again, and it is cleaned, and the mixing potting syrup in S1 then is poured into rib
In mirror shim mold, shaping is allowed to cool under field conditions (factors), and preliminary molding prism gasket is subjected to surface polishing；
S3, by prism gasket be again placed in being heat-treated under conditions of 70 degrees Celsius, after softening after its surface, takes rapidly
Go out, and accurately handled in its surface coining shape and surface, so as to obtain telescope with wear-resisting prism gasket.
It is described to belong to mixture of the powder for zinc powder, aluminium powder, titanium valve and magnesium powder, and zinc powder, aluminium powder, titanium valve and magnesium powder
Molal weight ratio is 2: 1: 1: 0.5.
Embodiment 4
It is as follows with wear-resisting prism gasket, the formula of its raw material by weight that the present invention proposes a kind of telescope：Natural rubber
75 parts, 32 parts of Corvic, 22 parts of neoprene, 15 parts of metal powder, 9.5 parts of carbon black, 9.5 parts of fiber powder, polyamide 6 .5
Part, 6.5 parts of zinc sulfate, 4.5 parts of antioxidant, 4.5 parts of anti-wear agent, 3.5 parts of fire retardant, 3.5 parts of vulcanizing agent.
A kind of preparation process present invention also offers telescope with wear-resisting prism gasket, includes the following steps：
S1, selection smelting furnace are auxiliary tool, in proportion by natural rubber, Corvic and neoprene successively
Slowly insert in smelting furnace, melting is carried out to it under conditions of 370 degrees Celsius, and need mixing in real time to stir in fusion process
Mix, after it melts completely, temperature is reduced to 190 degrees Celsius, then add antioxidant, anti-wear agent, fire-retardant thereto again
Agent and vulcanizing agent, and stirred in real time during addition, after completing mixing, 35min is stood again, then add thereto
Add metal powder, carbon black, fiber powder, polyamide and zinc sulfate, after it is thoroughly mixed thawing, filter impurity therein, so that
Form mixing potting syrup；
S2, choose prism shim mold again, and it is cleaned, and the mixing potting syrup in S1 then is poured into rib
In mirror shim mold, shaping is allowed to cool under field conditions (factors), and preliminary molding prism gasket is subjected to surface polishing；
S3, by prism gasket be again placed in being heat-treated under conditions of 75 degrees Celsius, after softening after its surface, takes rapidly
Go out, and accurately handled in its surface coining shape and surface, so as to obtain telescope with wear-resisting prism gasket.
It is described to belong to mixture of the powder for zinc powder, aluminium powder, titanium valve and magnesium powder, and zinc powder, aluminium powder, titanium valve and magnesium powder
Molal weight ratio is 2: 1: 1: 0.5.
Embodiment 5
It is as follows with wear-resisting prism gasket, the formula of its raw material by weight that the present invention proposes a kind of telescope：Natural rubber
80 parts, 35 parts of Corvic, 25 parts of neoprene, 16 parts of metal powder, 10 parts of carbon black, 10 parts of fiber powder, 7 parts of polyamide,
7 parts of zinc sulfate, 5 parts of antioxidant, 5 parts of anti-wear agent, 4 parts of fire retardant, 4 parts of vulcanizing agent.
A kind of preparation process present invention also offers telescope with wear-resisting prism gasket, includes the following steps：
S1, selection smelting furnace are auxiliary tool, in proportion by natural rubber, Corvic and neoprene successively
Slowly insert in smelting furnace, melting is carried out to it under conditions of 400 degrees Celsius, and need mixing in real time to stir in fusion process
Mix, after it melts completely, temperature is reduced to 200 degrees Celsius, then add antioxidant, anti-wear agent, fire-retardant thereto again
Agent and vulcanizing agent, and stirred in real time during addition, after completing mixing, 40min is stood again, then add thereto
Add metal powder, carbon black, fiber powder, polyamide and zinc sulfate, after it is thoroughly mixed thawing, filter impurity therein, so that
Form mixing potting syrup；
S2, choose prism shim mold again, and it is cleaned, and the mixing potting syrup in S1 then is poured into rib
In mirror shim mold, shaping is allowed to cool under field conditions (factors), and preliminary molding prism gasket is subjected to surface polishing；
S3, by prism gasket be again placed in being heat-treated under conditions of 80 degrees Celsius, after softening after its surface, takes rapidly
Go out, and accurately handled in its surface coining shape and surface, so as to obtain telescope with wear-resisting prism gasket.
It is described to belong to mixture of the powder for zinc powder, aluminium powder, titanium valve and magnesium powder, and zinc powder, aluminium powder, titanium valve and magnesium powder
Molal weight ratio is 2: 1: 1: 0.5.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (9)
1. the wear-resisting prism gasket of a kind of telescope, it is characterised in that the formula of its raw material by weight is as follows：Natural rubber 60-
80 parts, 25-35 parts of Corvic, 15-25 parts of neoprene, 12-16 parts of metal powder, 8-10 parts of carbon black, fiber powder 8-10
Part, 5-7 parts of polyamide, 5-7 parts of zinc sulfate, 3-5 parts of antioxidant, 3-5 parts of anti-wear agent, 2-4 parts of fire retardant, 2-4 parts of vulcanizing agent.
2. the wear-resisting prism gasket of telescope according to claim 1, it is characterised in that natural rubber, polyvinyl chloride tree
Fat, the weight ratio of neoprene are 65-75: 28-32: 18-22.
3. the wear-resisting prism gasket of telescope according to claim 1, it is characterised in that metal powder, carbon black, fiber powder
Weight ratio is 13-15: 8.5-9.5: 8.5-9.5.
4. the wear-resisting prism gasket of telescope according to claim 1, it is characterised in that polyamide, the weight of zinc sulfate
Than for 5.5-6.5: 5.5-6.5.
5. the wear-resisting prism gasket of telescope according to claim 1, it is characterised in that antioxidant, anti-wear agent, fire-retardant
Agent, the weight ratio of vulcanizing agent are 3.5-4.5: 3.5-4.5: 2.5-3.5: 2.5-3.5.
6. the wear-resisting prism gasket of telescope according to claim 2-5, it is characterised in that the formula of its raw material by weight
It is as follows：
65-75 parts of natural rubber, 28-32 parts of Corvic, 18-22 parts of neoprene, 13-15 parts of metal powder, carbon black
8.5-9.5 parts, it is 8.5-9.5 parts of fiber powder, 5.5-6.5 parts of polyamide, 5.5-6.5 parts of zinc sulfate, 3.5-4.5 parts of antioxidant, resistance to
3.5-4.5 parts of grinding agent, 2.5-3.5 parts of fire retardant, 2.5-3.5 parts of vulcanizing agent.
7. the wear-resisting prism gasket of telescope according to claim 1, it is characterised in that its raw material by weight optimal is matched somebody with somebody
Side is as follows：
70 parts of natural rubber, 30 parts of Corvic, 20 parts of neoprene, 14 parts of metal powder, 9 parts of carbon black, 9 parts of fiber powder,
Polyamide 6 part, 6 parts of zinc sulfate, 4 parts of antioxidant, 4 parts of anti-wear agent, 4 parts of fire retardant, 4 parts of vulcanizing agent.
8. a kind of telescope according to claim 1 preparation process of wear-resisting prism gasket, it is characterised in that including such as
Lower step：
S1, selection smelting furnace are auxiliary tool, in proportion that natural rubber, Corvic and neoprene is slow successively
Insert in smelting furnace, melting is carried out to it under conditions of 300-400 degrees Celsius, and need mixing in real time to stir in fusion process
Mix, after its completely melt after, temperature is reduced to 160-200 degrees Celsius, then again thereto add antioxidant, anti-wear agent,
Fire retardant and vulcanizing agent, and stirred in real time during addition, after completing mixing, 20-40min is stood again, then
Metal powder, carbon black, fiber powder, polyamide and zinc sulfate are added thereto, and after it is thoroughly mixed thawing, filtering is therein miscellaneous
Matter, so as to form mixing potting syrup；
S2, choose prism shim mold again, and it is cleaned, and the mixing potting syrup in S1 then is poured into prism pad
In sheet mold, shaping is allowed to cool under field conditions (factors), and preliminary molding prism gasket is subjected to surface polishing；
S3, be heat-treated under conditions of prism gasket is again placed in 60-80 degrees Celsius, after softening after its surface, is taken rapidly
Go out, and accurately handled in its surface coining shape and surface, so as to obtain telescope with wear-resisting prism gasket.
9. the telescope according to claim 8 preparation process of wear-resisting prism gasket, it is characterised in that the category powder
For the mixture of zinc powder, aluminium powder, titanium valve and magnesium powder, and zinc powder, aluminium powder, the molal weight ratio of titanium valve and magnesium powder are 2: 1: 1:
0.5。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711455112.6A CN108034090A (en) | 2017-12-27 | 2017-12-27 | A kind of telescope wear-resisting prism gasket and its preparation process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711455112.6A CN108034090A (en) | 2017-12-27 | 2017-12-27 | A kind of telescope wear-resisting prism gasket and its preparation process |
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| CN108034090A true CN108034090A (en) | 2018-05-15 |
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| CN201711455112.6A Pending CN108034090A (en) | 2017-12-27 | 2017-12-27 | A kind of telescope wear-resisting prism gasket and its preparation process |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112872053A (en) * | 2021-01-11 | 2021-06-01 | 温州中壹技术研究院有限公司 | Intelligent deviation correcting device of compound rolling mill |
| US11627841B2 (en) | 2019-08-02 | 2023-04-18 | Grupo Rolans, S.A.S De C.V. | Multifunctional tool for holding and manipulating hot items and products |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US11627841B2 (en) | 2019-08-02 | 2023-04-18 | Grupo Rolans, S.A.S De C.V. | Multifunctional tool for holding and manipulating hot items and products |
| CN112872053A (en) * | 2021-01-11 | 2021-06-01 | 温州中壹技术研究院有限公司 | Intelligent deviation correcting device of compound rolling mill |
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Application publication date: 20180515 |