CN215257253U - Plum blossom hole cylindric head screw - Google Patents
Plum blossom hole cylindric head screw Download PDFInfo
- Publication number
- CN215257253U CN215257253U CN202120293587.5U CN202120293587U CN215257253U CN 215257253 U CN215257253 U CN 215257253U CN 202120293587 U CN202120293587 U CN 202120293587U CN 215257253 U CN215257253 U CN 215257253U
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- head screw
- layer
- screw body
- cylinder head
- alloy
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- 238000005260 corrosion Methods 0.000 claims abstract description 38
- 239000011248 coating agent Substances 0.000 claims abstract description 33
- 238000000576 coating method Methods 0.000 claims abstract description 33
- 229910000797 Ultra-high-strength steel Inorganic materials 0.000 claims abstract description 32
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 32
- 239000000956 alloy Substances 0.000 claims abstract description 32
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 32
- 229910017709 Ni Co Inorganic materials 0.000 claims abstract description 18
- 229910003267 Ni-Co Inorganic materials 0.000 claims abstract description 18
- 229910003262 Ni‐Co Inorganic materials 0.000 claims abstract description 18
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000005524 ceramic coating Methods 0.000 claims abstract description 15
- 238000004881 precipitation hardening Methods 0.000 claims abstract description 15
- 239000003292 glue Substances 0.000 claims description 5
- 235000008331 Pinus X rigitaeda Nutrition 0.000 claims 1
- 235000011613 Pinus brutia Nutrition 0.000 claims 1
- 241000018646 Pinus brutia Species 0.000 claims 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 26
- 230000000694 effects Effects 0.000 abstract description 12
- 230000007797 corrosion Effects 0.000 abstract description 11
- 230000006872 improvement Effects 0.000 abstract description 5
- 230000008093 supporting effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 238000003466 welding Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000005536 corrosion prevention Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 241000282414 Homo sapiens Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a plum blossom hole cylinder head screw, including cylinder head screw body, cylinder head screw body includes high strength layer and anti-corrosion coating, and the high strength layer includes well carbon secondary precipitation hardening type ultrahigh strength steel layer in the alloy and the carbon Ni-Co type ultrahigh strength steel layer in the high alloy, and anti-corrosion coating includes ceramic coating, tungsten carbide coating and bonderizing rete. The utility model discloses a high strength layer, well carbon secondary precipitation hardening type ultrahigh strength steel layer in the alloy, carbon Ni-Co type ultrahigh strength steel layer in the high alloy, the cylinder head screw body, anti-corrosion coating, under mutually supporting's effect between ceramic coating and tungsten carbide coating and the bonderizing rete, very big improvement the intensity and the corrosion-resistant and wear-resisting performance of cylinder head screw body, the effectual life who improves the cylinder head screw body, it is lower and the anticorrosion effect is relatively poor to have solved the most intensity of current screw, easily fracture and the problem that receives the foreign matter corruption in the use.
Description
Technical Field
The utility model relates to a screw technical field specifically is a plum blossom hole cylinder head screw.
Background
The screw is a tool for fastening machine parts of an object step by utilizing the physics and mathematical principles of the inclined plane circular rotation and the friction force of the object, the screw is a general term of a fastener, and the screw is an indispensable industrial necessity in daily life in a daily oral language: extremely small screws used for cameras, glasses, clocks, electronics, and the like; general screws for televisions, electric appliances, musical instruments, furniture, and the like; large screws and nuts are used for engineering, buildings and bridges; the screw is used by large and small screws in combination, has an important task in industry, and has an important function all the time as long as the industry exists on the earth, so that the screw is a common invention in production and life of people for thousands of years, and is the first invention of human beings according to the application field.
However, most of the existing screws are low in strength and poor in corrosion prevention effect, and are easy to break and corroded by external substances in the using process, so that the service life of the screws is shortened.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a plum blossom hole cylinder head screw possesses intensity height, corrosion-resistant advantage, and it is relatively poor to have solved the lower and anti-corrosion effect of the most intensity of current screw, easily splits and receives the problem that the foreign matter corrodes in the use.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a plum blossom hole roller cap screw, includes roller cap screw body, roller cap screw body includes high strength layer and anti-corrosion coating, the high strength layer includes well carbon secondary precipitation hardening type ultrahigh strength steel layer in the alloy and the high alloy in the carbon Ni-Co type ultrahigh strength steel layer, anti-corrosion coating includes ceramic coating, tungsten carbide coating and bonderizing rete.
Preferably, the top of the cylindrical head screw body is provided with a plum blossom-shaped hole groove, the lower end of the surface of the cylindrical head screw body is provided with a thread, and the lower end of the surface of the cylindrical head screw body and the lower end of the thread are coated with anti-loosening glue.
Preferably, the inner surface of the corrosion prevention layer is coated on the surface of the high-strength layer, and the thickness of the corrosion prevention layer is zero point two millimeters.
Preferably, the inner surface of the carbon secondary precipitation hardening type ultrahigh-strength steel layer in the medium alloy is fixedly connected to the surface of the carbon Ni-Co type ultrahigh-strength steel layer in the high alloy, and the diameter of the carbon Ni-Co type ultrahigh-strength steel layer in the high alloy is seven millimeters.
Preferably, the inner surface of the tungsten carbide coating is coated on the outer surface of the phosphating film layer, and the inner surface of the ceramic coating is coated on the outer surface of the tungsten carbide coating.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a setting of medium carbon secondary precipitation hardening type ultrahigh strength steel layer in the medium alloy in the high strength layer and medium carbon Ni-Co type ultrahigh strength steel layer in the high alloy, because medium carbon secondary precipitation hardening type ultrahigh strength steel layer in the medium alloy and medium carbon Ni-Co type ultrahigh strength steel layer in the high alloy all possess high intensity, double-deck high strength protection has been formed in the inside of cylinder head screw body, and then very big improvement cylinder head screw body's own intensity, simultaneously through ceramic coating in the anti-corrosion coating, tungsten carbide coating and bonderizing film layer all possess splendid corrosion-resistant effect, multi-level anticorrosion sealed effect has been formed on the surface of cylinder head screw body, and then very big improvement cylinder head screw body's corrosion resistance, ceramic coating and tungsten carbide coating all possess splendid wear resistance simultaneously, good wear-resistant protection has been formed on the surface of cylinder head screw body, the effectual anti-corrosion coating that has reduced and the probability that the cylindric head screw body received wearing and tearing in used repeatedly process, and then improved the life of cylindric head screw body and anti-corrosion coating, under whole complex effect, very big improvement the intensity of cylindric head screw body and corrosion-resistant and wear-resisting performance, the effectual life that improves the cylindric head screw body, it is lower and the anticorrosion effect is relatively poor to have solved the most intensity of current screw, easily fracture and receive the problem that external object corrodes in the use.
2. The utility model discloses a setting in plum blossom hole groove, convenient to use person's use tool manipulation cylinder head screw body rotates, through the setting of preventing loosing rubber, has reduced the not hard up probability in the cylinder head screw body use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic view of the structure of the screw with cylindrical head of the present invention;
FIG. 4 is a schematic view of the structure of the anti-corrosion layer of the present invention;
fig. 5 is a schematic view of the high-strength layer structure of the present invention.
In the figure: 1. a cylindrical head screw body; 11. an anti-corrosion layer; 111. a ceramic coating; 112. a tungsten carbide coating; 113. a phosphating film layer; 12. a high-strength layer; 121. a medium-carbon secondary precipitation hardening type ultrahigh-strength steel layer in the medium alloy; 122. a high-alloy medium carbon Ni-Co type ultrahigh-strength steel layer; 2. a thread; 3. anti-loosening glue; 4. a quincuncial hole groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Referring to fig. 1-5, a quincunx hole cylindrical head screw comprises a cylindrical head screw body 1, a quincunx hole groove 4 is formed in the top of the cylindrical head screw body 1, the cylindrical head screw body 1 is convenient to operate by a tool to rotate through the arrangement of the quincunx hole groove 4, a thread 2 is formed in the lower end of the surface of the cylindrical head screw body 1, an anti-loosening glue 3 is coated between the lower end of the surface of the cylindrical head screw body 1 and the lower end of the thread 2, the probability of loosening of the cylindrical head screw body 1 in the use process is reduced through the arrangement of the anti-loosening glue 3, the cylindrical head screw body 1 comprises a high-strength layer 12 and an anti-corrosion layer 11, the inner surface of the anti-corrosion layer 11 is coated on the surface of the high-strength layer 12, the thickness of the anti-corrosion layer 11 is two zero millimeters, the high-strength layer 12 comprises a medium carbon secondary precipitation hardening type ultrahigh-strength steel layer 121 and a high alloy type Ni-Co type steel layer 122, the inner surface of the medium carbon secondary precipitation hardening type ultrahigh-strength steel layer 121 in the medium alloy is fixedly connected to the surface of the medium carbon Ni-Co type ultrahigh-strength steel layer 122 in the high alloy, the diameter of the medium carbon Ni-Co type ultrahigh-strength steel layer 122 in the high alloy is seven millimeters, the anti-corrosion layer 11 comprises a ceramic coating 111, a tungsten carbide coating 112 and a phosphating coating 113, the inner surface of the tungsten carbide coating 112 is coated on the outer surface of the phosphating coating 113, the inner surface of the ceramic coating 111 is coated on the outer surface of the tungsten carbide coating 112, through the arrangement of the medium carbon secondary precipitation hardening type ultrahigh-strength steel layer 121 in the medium alloy and the medium carbon Ni-Co type ultrahigh-strength steel layer 122 in the high alloy in the high-strength layer 12, because both the medium carbon secondary precipitation hardening type ultrahigh-strength steel layer 121 in the medium alloy and the medium carbon Ni-Co type ultrahigh-strength steel layer 122 in the high alloy have extremely high strength, double-layer high-strength protection is formed inside the cylindrical head screw body 1, further, the strength of the cylindrical head screw body 1 is greatly improved, meanwhile, the ceramic coating 111, the tungsten carbide coating 112 and the phosphating coating 113 in the anti-corrosion layer 11 have excellent corrosion resistance, a multi-layer anti-corrosion sealing effect is formed on the surface of the cylindrical head screw body 1, further, the corrosion resistance of the cylindrical head screw body 1 is greatly improved, meanwhile, the ceramic coating 111 and the tungsten carbide coating 112 have excellent wear resistance, good wear-resistant protection is formed on the surface of the cylindrical head screw body 1, the probability that the anti-corrosion layer 11 and the cylindrical head screw body 1 are worn in the repeated use process is effectively reduced, further, the service lives of the cylindrical head screw body 1 and the anti-corrosion layer 11 are prolonged, under the action of integral matching, the strength and the corrosion resistance and wear resistance of the cylindrical head screw body 1 are greatly improved, the effectual life who improves roller head screw body 1 has solved the lower and relatively poor effect that anticorrosives of the most intensity of current screw, easily splits in the use and receives the problem that foreign matter corrodes.
The utility model provides an all parts are the parts that general standard spare or technical staff in the field know, its structure and principle all are this technical staff all can learn through the technical manual or learn through conventional experimental method, the standard part that uses in this application file all can purchase from the market simultaneously, each part can all be customized according to the record of description and attached drawing in this application file, the concrete joining mode of each part all adopts conventional means such as ripe bolt in the prior art, rivets, welding, machinery, part and equipment all adopt conventional model in the prior art, no longer make specific statement here.
The standard parts used in this document are commercially available, all the components in this document are customized according to the description of the specification and the drawings, and the connection relationship and specific structure between the layers in this document are all performed by the prior art, such as by mechanical methods, by adhesives, by various welding methods (such as thermal welding, ultrasonic welding, flux, welding, and fusion welding), and no specific description is made here.
During the use, through the setting of the medium carbon secondary precipitation hardening type ultrahigh strength steel layer 121 in the alloy in the high strength layer 12 and the medium carbon Ni-Co type ultrahigh strength steel layer 122 in the high alloy, because the medium carbon secondary precipitation hardening type ultrahigh strength steel layer 121 in the medium alloy and the medium carbon Ni-Co type ultrahigh strength steel layer 122 in the high alloy all have extremely high strength, double-layer high strength protection is formed inside the cylindrical head screw body 1, and then the strength of the cylindrical head screw body 1 itself is greatly improved, simultaneously, through the ceramic coating 111 in the anti-corrosion layer 11, the tungsten carbide coating 112 and the phosphating coating 113 all have excellent corrosion resistance effect, multi-layer anti-corrosion sealing effect is formed on the surface of the cylindrical head screw body 1, and then the corrosion resistance of the cylindrical head screw body 1 is greatly improved, simultaneously, the ceramic coating 111 and the tungsten carbide coating 112 both have excellent wear resistance, good wear-resisting protection has been formed on the surface of cylinder head screw body 1, the effectual probability that anti-corrosion coating 11 and cylinder head screw body 1 received wearing and tearing in the used repeatedly process that has reduced, and then improved cylinder head screw body 1 and anti-corrosion coating 11's life, under whole complex effect, very big improvement cylinder head screw body 1's intensity and corrosion-resistant and wear-resisting performance, the effectual life who improves cylinder head screw body 1.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a plum blossom hole roller cap screw, includes roller cap screw body (1), its characterized in that: the cylindrical head screw body (1) comprises a high-strength layer (12) and an anti-corrosion layer (11), wherein the high-strength layer (12) comprises a medium-carbon secondary precipitation hardening type ultrahigh-strength steel layer (121) in a medium alloy and a medium-carbon Ni-Co type ultrahigh-strength steel layer (122) in a high alloy, and the anti-corrosion layer (11) comprises a ceramic coating (111), a tungsten carbide coating (112) and a phosphating film layer (113).
2. The quincunx-hole cylindrical head screw as claimed in claim 1, wherein: plum blossom hole groove (4) have been seted up at the top of cylinder head screw body (1), screw thread (2) have been seted up to the lower extreme on cylinder head screw body (1) surface, the coating has between the lower extreme on cylinder head screw body (1) surface and the lower extreme of screw thread (2) prevents pine glue (3).
3. The quincunx-hole cylindrical head screw as claimed in claim 1, wherein: the inner surface of the anti-corrosion layer (11) is coated on the surface of the high-strength layer (12), and the thickness of the anti-corrosion layer (11) is zero point two millimeters.
4. The quincunx-hole cylindrical head screw as claimed in claim 1, wherein: the inner surface of the medium-alloy medium-carbon secondary precipitation hardening type ultrahigh-strength steel layer (121) is fixedly connected to the surface of the high-alloy medium-carbon Ni-Co type ultrahigh-strength steel layer (122), and the diameter of the high-alloy medium-carbon Ni-Co type ultrahigh-strength steel layer (122) is seven millimeters.
5. The quincunx-hole cylindrical head screw as claimed in claim 1, wherein: the inner surface of the tungsten carbide coating (112) is coated on the outer surface of the phosphating film layer (113), and the inner surface of the ceramic coating (111) is coated on the outer surface of the tungsten carbide coating (112).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120293587.5U CN215257253U (en) | 2021-02-03 | 2021-02-03 | Plum blossom hole cylindric head screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120293587.5U CN215257253U (en) | 2021-02-03 | 2021-02-03 | Plum blossom hole cylindric head screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215257253U true CN215257253U (en) | 2021-12-21 |
Family
ID=79500637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120293587.5U Expired - Fee Related CN215257253U (en) | 2021-02-03 | 2021-02-03 | Plum blossom hole cylindric head screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215257253U (en) |
-
2021
- 2021-02-03 CN CN202120293587.5U patent/CN215257253U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20211221 |