CN116085660B - Preparation method of stainless steel casting with high-precision corrosion-resistant function - Google Patents
Preparation method of stainless steel casting with high-precision corrosion-resistant function Download PDFInfo
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- CN116085660B CN116085660B CN202211714895.6A CN202211714895A CN116085660B CN 116085660 B CN116085660 B CN 116085660B CN 202211714895 A CN202211714895 A CN 202211714895A CN 116085660 B CN116085660 B CN 116085660B
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- stainless steel
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- plugging
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16S—CONSTRUCTIONAL ELEMENTS IN GENERAL; STRUCTURES BUILT-UP FROM SUCH ELEMENTS, IN GENERAL
- F16S1/00—Sheets, panels, or other members of similar proportions; Constructions comprising assemblies of such members
- F16S1/10—Composite members, e.g. with ribs or flanges attached
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- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention discloses a high-precision corrosion-resistant stainless steel casting, which comprises a corrosion-resistant stainless steel casting, wherein the corrosion-resistant stainless steel casting comprises a casting body and a stainless steel plugging piece, a mounting hole is formed in the surface of the casting body, three groups of butt joint ports are longitudinally formed in the periphery of the mounting hole, two groups of plugging pads are symmetrically arranged at two ends of the mounting hole, the stainless steel plugging piece is longitudinally inserted into the mounting hole and comprises an inserting piece and a locking ring, the inserting piece is positioned in the mounting hole and is in contact with the plugging pads, three groups of inserting rods are formed in the inserting piece and are formed in a peripheral machining mode, the three groups of inserting rods are correspondingly inserted into the three groups of butt joint ports, an annular groove is formed in the tail end of the inserting piece, the locking ring is positioned at the bottom of the mounting hole and comprises a main ring, a locking movable ring and a butt joint cylinder, and the main ring is in contact with the plugging pads. The anti-corrosion stainless steel casting designed by the invention is subjected to anti-corrosion operation aiming at the mounting hole, so that the possibility of corrosion of the mounting hole is effectively reduced.
Description
Technical Field
The invention relates to the technical field, in particular to a method for preparing a stainless steel casting with high-precision corrosion resistance.
Background
The casting is a metal molded article obtained by various casting methods, namely, smelted liquid metal is poured into a casting mould prepared in advance by pouring, injection, suction or other casting methods, and the casting is cooled and shot blasting, polishing and the like are carried out, so that the obtained article with certain shape, size and performance has various classification methods: according to the metal materials, the steel casting, the iron casting, the copper casting, the aluminum casting, the magnesium casting, the zinc casting, the titanium casting and the like are classified. Each type of casting can be further divided into different types according to chemical components or metallographic structures. For example, the iron castings can be classified into gray iron castings, ductile iron castings, vermicular iron castings, wrought iron castings, alloy iron castings, and the like; according to the different casting molding methods, castings can be divided into common sand castings, metal castings, die castings, centrifugal castings, continuous casting, investment castings, ceramic castings, electroslag remelting castings, bimetallic castings and the like. The most common sand castings are used, and the total casting yield is about 80%. The non-ferrous metal castings such as aluminum, magnesium, zinc and the like are mostly die castings, and according to the material, the stainless steel castings belong to one of the castings, and although the stainless steel castings have better corrosion resistance, the main anti-corrosion means is to plate oil anti-corrosion coating on the surfaces of the castings, so that the castings are isolated from the outside through the anti-corrosion coating, and the anti-corrosion purpose is achieved.
However, the existing stainless steel castings have the following problems in the use process: in order to facilitate the installation of stainless steel castings, some slot structures are usually formed on the castings, which are convenient for installation, for example: the bolt hole, the anticorrosive coating on bolt hole in the in-process surface of bolt repeated twisting can be worn out to influence the installation and the use of stainless steel foundry goods. For this purpose, a corresponding technical solution is required to be designed to solve the existing technical problems.
Disclosure of Invention
The invention aims to provide a preparation method of a stainless steel casting with high-precision corrosion resistance, which solves the problems that in order to facilitate the installation of the stainless steel casting, a plurality of slotted hole structures which are convenient for the installation are usually arranged on the casting, for example: the bolt hole, the anticorrosive coating on bolt hole in the in-process surface of twisting repeatedly can be worn and torn to influence the installation and the use of stainless steel foundry goods, this technical problem.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a high accuracy corrosion-resistant stainless steel foundry goods of function, includes corrosion-resistant stainless steel foundry goods, corrosion-resistant stainless steel foundry goods includes foundry goods body and stainless steel shutoff piece, the mounting hole has been seted up on the surface of foundry goods body, three sets of interfaces have been vertically seted up in the periphery of mounting hole, the both ends symmetry of mounting hole is provided with two sets of shutoff pads, stainless steel shutoff piece vertically alternates in the mounting hole and includes plug and locking ring, the plug is located the mounting hole and contacts with the shutoff pad, the inside of plug is formed with the screw groove and peripheral machine-shaping has three sets of inserted bars, and three sets of inserted bars correspond alternates in three sets of interfaces, the end machine-shaping of plug has the ring channel, the locking ring is located the bottom of mounting hole and includes main ring, locking type expansion ring and butt joint section of thick bamboo, main ring and shutoff pad contact, locking type expansion ring cover inlays on the main ring, butt joint section of thick bamboo divide and be equipped with three sets and evenly installs in the periphery of main ring.
As a preferable mode of the invention, the plugging pad is of an annular structure and is sleeved on the periphery of the mounting hole, and the surface of the plugging pad is formed with radian.
As a preferable mode of the invention, the plug connector is of a two-section structure and is divided into a top ring and a connecting cylinder, the top ring is integrally formed at the top of the connecting cylinder, the diameter of the top ring is larger than that of the mounting hole, and the diameter of the connecting cylinder is smaller than that of the mounting hole.
As a preferable mode of the invention, the locking movable ring comprises a ring body and a plurality of groups of locking rods which are threaded on the ring body, wherein the locking rods are obliquely arranged, and the inner ends of the locking rods are positioned in the annular groove.
As a preferable mode of the invention, the diameter of the lock rod is equal to the width of the annular groove, and the lock rod is inserted into the annular groove in a sliding way.
As a preferable mode of the invention, three groups of the inserted rods are correspondingly inserted into three groups of the butt joint cylinders, and the diameter of the lower ends of the inserted rods is smaller than the inner diameter of the butt joint cylinders.
As a preferable mode of the invention, the plug connector and the locking ring are made of stainless steel materials, and the plugging pad is made of rubber materials.
As a preferred mode of the invention, the specific preparation method is as follows:
after the stainless steel casting is processed and molded, the anticorrosive coating is sprayed on the surface of the stainless steel casting through a spray gun, the stainless steel casting is processed and dried after the spraying is finished, after the anticorrosive coating on the surface of the stainless steel casting is formed, a worker can place the stainless steel casting on a special operation table, two groups of plugging pads are respectively arranged at two ends of a mounting hole, then a plug connector passes through the mounting hole and enables a plug rod to be inserted from a butt joint opening, then a locking ring is sleeved at the lower end of the plug connector, a butt joint barrel is sleeved at the lower end of the plug rod, and a locking rod is screwed inwards to enable the locking rod to move inwards and be placed in an annular groove, the aim of locking and fixing the lower end of the plug connector is fulfilled, when the stainless steel plugging connector is damaged or corroded, the replacement treatment can be directly carried out, and the mounting and the service life of the stainless steel casting are greatly prolonged.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention designs an anti-corrosion stainless steel casting, which comprises a casting body and a stainless steel plugging piece, wherein the stainless steel plugging piece is arranged in a mounting hole on the casting body, so that the purpose of protecting the mounting hole can be achieved, the stainless steel plugging piece is conveniently fixed in the mounting hole, the situation that an anti-rust coating on the surface of the mounting hole falls off due to screwing of a bolt can be effectively avoided, and the corrosion resistance of the stainless steel casting in the mounting and using processes is greatly improved.
2. The corrosion-resistant stainless steel casting designed by the scheme is subjected to corrosion-resistant operation aiming at the mounting hole, so that the possibility of corrosion of the mounting hole is effectively reduced.
Drawings
FIG. 1 is an overall block diagram of the present invention;
FIG. 2 is a block diagram of the present invention;
FIG. 3 is a block diagram of a plug connector according to the present invention;
FIG. 4 is a block diagram of a locking ring according to the present invention;
fig. 5 is a view showing a connection structure of the insert rod and the docking cylinder according to the present invention.
In the figure, 1, a casting body; 2. a mounting hole; 3. an interface; 4. a plugging pad; 5. a plug-in component; 6. a locking ring; 7. a thread groove; 8. a rod; 9. an annular groove; 10. a main ring; 11. a locking type movable ring; 12. a butt joint barrel; 13. a top ring; 14. a connecting cylinder; 15. a ring body; 16. a lock rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, the present invention provides a technical solution: the stainless steel casting with high-precision corrosion-resistant function comprises a corrosion-resistant stainless steel casting, the corrosion-resistant stainless steel casting comprises a casting body 1 and a stainless steel plugging piece, a mounting hole 2 is formed in the surface of the casting body 1, three groups of butt joints 3 are longitudinally formed at the periphery of the mounting hole 2, two groups of plugging pads 4 are symmetrically arranged at two ends of the mounting hole 2, the stainless steel plugging piece is longitudinally inserted into the mounting hole 2 and comprises an inserting piece 5 and a locking ring 6, the inserting piece 5 is positioned in the mounting hole 2 and is contacted with the plugging pads 4, a threaded groove 7 is formed in the inserting piece 5, three groups of inserting rods 8 are formed at the periphery of the inserting piece, three groups of inserting rods 8 are correspondingly inserted into three groups of butt joints 3, an annular groove 9 is formed at the tail end of the inserting piece 5, the locking ring 6 is positioned at the bottom of the mounting hole 2 and comprises a main ring 10, a locking movable ring 11 and a butt joint cylinder 12, the main ring 10 is contacted with the plugging pads 4, the locking movable ring 11 is sleeved on the main ring 10, the butt joint barrel 12 is provided with three groups which are uniformly arranged on the periphery of the main ring 10, after the stainless steel casting is processed and molded, the surface of the stainless steel casting is processed and dried through a spray gun, after the corrosion resistant layer on the surface of the stainless steel casting is formed, a worker can place the stainless steel casting on a special operating platform, two groups of plugging pads 4 are respectively arranged at two ends of the mounting hole 2, then the plug connector 5 passes through the mounting hole 2 and enables the plug connector 8 to be inserted from the butt joint opening 3, then the locking ring 6 is sleeved and embedded at the lower end of the plug connector 5, the butt joint barrel 12 is sleeved and embedded at the lower end of the plug connector 8, and the locking rod 16 is screwed inwards to enable the locking rod 16 to move inwards and be placed in the annular groove 9, so as to achieve the aim of locking and fixing the lower end of the plug connector 5, the stainless steel casting comprises a casting body 1 and the stainless steel sealing piece, the stainless steel sealing piece is arranged in a mounting hole 2 on the casting body 1, the purpose of protecting the mounting hole 2 can be achieved, the stainless steel sealing piece is conveniently fixed in the mounting hole 2, and the condition that an anti-rust coating on the surface of the mounting hole 2 falls off due to screwing of a bolt can be effectively avoided, so that the corrosion resistance of the stainless steel casting in the mounting and using processes is greatly improved.
Further improved, as shown in fig. 2: the plugging pad 4 is of an annular structure and is sleeved on the periphery of the mounting hole 2, the surface of the plugging pad 4 is provided with a radian, and the design mode can improve the fitting degree of the contact part of the plugging pad 4 and the outer surface of the stainless steel casting.
Further improved, as shown in fig. 3: the plug connector 5 is of a two-section structure and is divided into a top ring 13 and a connecting cylinder 14, the top ring 13 is integrally formed at the top of the connecting cylinder 14, the diameter of the top ring 13 is larger than that of the mounting hole 2, and the diameter of the connecting cylinder 14 is smaller than that of the mounting hole 2, so that the plug connector 5 is correspondingly inserted into the mounting hole 2 in a design manner, and the purpose of protecting the position of the mounting hole 2 is achieved.
Further improved, as shown in fig. 4: the locking movable ring 11 comprises a ring body 15 and a plurality of groups of locking rods 16 which are threaded on the ring body 15, the locking rods 16 are obliquely arranged, the inner ends of the locking rods 16 are positioned in the annular groove 9, and a worker can screw the locking rods 16 inwards to enable the inner ends of the locking rods 16 to extend into the annular groove 9, so that the purpose of locking the tail ends of the plug connectors 5 is achieved.
Further improved, as shown in fig. 4: the diameter of the lock rod 16 is equal to the width of the annular groove 9, and the lock rod 16 is inserted into the annular groove 9 in a sliding manner.
Further improved, as shown in fig. 5: the three groups of inserted rods 8 correspondingly penetrate into the three groups of butt joint barrels 12, the diameter of the lower end of each inserted rod 8 is smaller than the inner diameter of each butt joint barrel 12, and the design mode is convenient for butt joint of the plug connector 5 and the locking ring 6.
Specifically, the plug connector 5 and the locking ring 6 are made of stainless steel, the plugging pad 4 is made of rubber, and the designed corrosion-resistant stainless steel casting performs corrosion-resistant operation on the mounting hole 2, so that the possibility of corrosion of the mounting hole is effectively reduced.
In the figure, 1, a casting body; 2. a mounting hole; 3. an interface; 4. a plugging pad; 5. a plug-in component; 6. a locking ring; 7. a thread groove; 8. a rod; 9. an annular groove; 10. a main ring; 11. a locking type movable ring; 12. a butt joint barrel; 13. a top ring; 14. a connecting cylinder; 15. a ring body; 16. a lock rod.
When in use: after the stainless steel casting is processed and molded, the corrosion-resistant layer is sprayed on the surface of the stainless steel casting through the spray gun, the processing and drying are carried out after the spraying is finished, after the corrosion-resistant layer on the surface of the stainless steel casting is formed, a worker can place the stainless steel casting on a special operation table, two groups of plugging pads 4 are respectively arranged at two ends of the mounting hole 2, then the plug connector 5 passes through the mounting hole 2 and enables the plug rod 8 to be inserted from the butt joint 3, then the locking ring 6 is sleeved and embedded at the lower end of the plug connector 5, the butt joint cylinder 12 is sleeved and embedded at the lower end of the plug rod 8, and the locking rod 16 is screwed inwards to enable the locking rod 16 to move inwards and be placed in the annular groove 9, so that the purpose of locking and fixing the lower end of the plug connector 5 is achieved, the purpose of protecting the mounting hole 2 is achieved, when the stainless steel plug connector is damaged or corroded, the mounting and service life of the stainless steel casting can be greatly improved.
In the description of the present invention, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a corrosion-resistant stainless steel foundry goods of high accuracy function, includes corrosion-resistant stainless steel foundry goods, its characterized in that: the anti-corrosion stainless steel casting comprises a casting body (1) and a stainless steel plugging piece, wherein a mounting hole (2) is formed in the surface of the casting body (1), three groups of opposite interfaces (3) are longitudinally formed in the periphery of the mounting hole (2), two groups of plugging pads (4) are symmetrically arranged at two ends of the mounting hole (2), the stainless steel plugging piece is longitudinally inserted into the mounting hole (2) and comprises a plugging piece (5) and a locking ring (6), the plugging piece (5) is positioned in the mounting hole (2) and is in contact with the plugging pad (4), a threaded groove (7) is formed in the plugging piece (5) and three groups of plugging rods (8) are formed in the periphery of the plugging piece, three groups of plugging rods (8) are correspondingly inserted into the three groups of opposite interfaces (3), annular grooves (9) are formed in the tail end of the plugging piece (5), the locking ring (6) is positioned at the bottom of the mounting hole (2) and comprises a main ring (10), a locking movable ring (11) and a butt joint barrel (12), the main ring (10) is uniformly inserted into the main ring (10) and is uniformly inserted into the main ring (10), the locking movable ring (11) comprises a ring body (15) and a plurality of groups of locking rods (16) which are threaded on the ring body (15), wherein the locking rods (16) are obliquely arranged, and the inner ends of the locking rods are positioned in the annular grooves (9).
2. The high-precision corrosion-resistant stainless steel casting of claim 1, wherein: the plugging pad (4) is of an annular structure and is sleeved on the periphery of the mounting hole (2), and the surface of the plugging pad (4) is provided with radian.
3. The high-precision corrosion-resistant stainless steel casting of claim 2, wherein: the plug connector (5) is of a two-section structure and is divided into a top ring (13) and a connecting cylinder (14), the top ring (13) is integrally formed at the top of the connecting cylinder (14), the diameter of the top ring (13) is larger than that of the mounting hole (2), and the diameter of the connecting cylinder (14) is smaller than that of the mounting hole (2).
4. The high-precision corrosion-resistant stainless steel casting of claim 1, wherein: the diameter of the lock rod (16) is equal to the width of the annular groove (9), and the lock rod (16) is inserted into the annular groove (9) in a sliding mode.
5. The high-precision corrosion-resistant stainless steel casting of claim 1, wherein: the three groups of the inserted rods (8) are correspondingly inserted into the three groups of the butt joint barrels (12), and the diameter of the lower end of each inserted rod (8) is smaller than the inner diameter of each butt joint barrel (12).
6. The high-precision corrosion-resistant stainless steel casting of claim 1, wherein: the plug connector (5) and the locking ring (6) are made of stainless steel materials, and the plugging pad (4) is made of rubber materials.
7. The method for preparing the stainless steel casting with high-precision corrosion resistance according to any one of claims 1 to 6, which is characterized in that: the preparation method comprises the following steps:
after the stainless steel casting is processed and molded, the corrosion-resistant layer is sprayed on the surface of the stainless steel casting through a spray gun, the surface of the stainless steel casting is processed and dried after the spraying is finished, after the corrosion-resistant layer on the surface of the stainless steel casting is formed, a worker places the stainless steel casting on a special operation table, two groups of plugging pads (4) are respectively arranged at two ends of a mounting hole (2), then a plug connector (5) passes through the mounting hole (2) and enables a plug rod (8) to be inserted from a butt joint opening (3), then a locking ring (6) is sleeved at the lower end of the plug connector (5), a butt joint cylinder (12) is sleeved at the lower end of the plug rod (8), and a locking rod (16) is screwed inwards, so that the locking rod (16) moves inwards and is placed in an annular groove (9), the purpose of locking and fixing the lower end of the plug connector (5) is achieved, the purpose of protecting the mounting hole (2) is achieved, and when the stainless steel plug connector is damaged or corroded, the mounting and service life of the stainless steel casting can be directly replaced.
Priority Applications (1)
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CN202211714895.6A CN116085660B (en) | 2022-12-29 | 2022-12-29 | Preparation method of stainless steel casting with high-precision corrosion-resistant function |
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CN202211714895.6A CN116085660B (en) | 2022-12-29 | 2022-12-29 | Preparation method of stainless steel casting with high-precision corrosion-resistant function |
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CN116085660B true CN116085660B (en) | 2023-09-15 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005337485A (en) * | 2004-04-05 | 2005-12-08 | Hironobu Kuroda | Connection means for construction, and nut fixing hardware, jaw type nut, anchor bolt, clamping ring, and washer used for the connection means |
JP2010255352A (en) * | 2009-04-28 | 2010-11-11 | Daiwa House Industry Co Ltd | Non-coating and non-welding mounting structure of steel furring strip |
CN103132695A (en) * | 2013-02-22 | 2013-06-05 | 中交二航局第三工程有限公司 | Finish-rolled deformed steel bar and nut combination used for cantilever creeping formwork construction and installation method |
CN209540482U (en) * | 2019-01-21 | 2019-10-25 | 甘肃兴家新型建材有限公司 | A kind of aluminum profile of rust resistance and corrosion resistance |
CN214425310U (en) * | 2021-02-07 | 2021-10-19 | 泰州太美新材料有限公司 | High-stability high-temperature-resistant stainless steel casting |
-
2022
- 2022-12-29 CN CN202211714895.6A patent/CN116085660B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005337485A (en) * | 2004-04-05 | 2005-12-08 | Hironobu Kuroda | Connection means for construction, and nut fixing hardware, jaw type nut, anchor bolt, clamping ring, and washer used for the connection means |
JP2010255352A (en) * | 2009-04-28 | 2010-11-11 | Daiwa House Industry Co Ltd | Non-coating and non-welding mounting structure of steel furring strip |
CN103132695A (en) * | 2013-02-22 | 2013-06-05 | 中交二航局第三工程有限公司 | Finish-rolled deformed steel bar and nut combination used for cantilever creeping formwork construction and installation method |
CN209540482U (en) * | 2019-01-21 | 2019-10-25 | 甘肃兴家新型建材有限公司 | A kind of aluminum profile of rust resistance and corrosion resistance |
CN214425310U (en) * | 2021-02-07 | 2021-10-19 | 泰州太美新材料有限公司 | High-stability high-temperature-resistant stainless steel casting |
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