High-speed rail steel valve plate
Through stamping, double-end grinding, nickel plating and other processes, the problem of poor surface flatness and roughness of high-speed steel valve plates is solved, and higher flatness and lower surface roughness are achieved, which improves the product's Performance.
Patent Information
- Application Number
- CN202420394821.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-29
- Publication Date
- 2025-02-18
- Estimated Expiration
- 2034-02-28
AI Technical Summary
During the processing of existing high-speed iron steel valve plates, the surface flatness and roughness are poor, which affects the use.
The high-iron steel valve plate is grinding and processing by press forming, double-end surface grinding, nickel plating, brushing, cleaning and drying, and the high-iron steel valve plate is grinded and processed simultaneously through the upper and lower grinding wheels of non-rigid structures to improve the flatness and reduce the surface roughness.
The surface roughness of the high-speed iron steel valve plate is achieved at ≤0.3μm and the flatness of the planarity is ≤0.07mm, which improves processing efficiency and improves the performance of the product.
Smart Images
Figure CN222502916U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of steel valve plates, in particular to a high-speed railway steel valve plate. Background Art
[0002] A valve is a mechanical device that controls the flow rate, direction, pressure, temperature, etc. of a flowing fluid medium. A valve is a basic component in a piping system.
[0003] In the prior art, when valve plates for high-speed rail valves are produced and processed, stamping dies are used for processing and forming. After forming, the high-speed rail steel valve plates need to be ground, cleaned and dried. The existing high-speed rail steel valve plates have poor surface flatness and roughness, which affects their use. Therefore, the utility model provides a high-speed rail steel valve plate. Utility Model Content
[0004] The main purpose of the utility model is to provide a high-speed railway steel valve plate for solving the above-mentioned technical problems.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-speed railway steel valve plate, comprising a steel valve plate body, wherein both side ends of the steel valve plate body are provided with protrusions, and the front end of the steel valve plate body is provided with a notch; a first frame and a second frame are provided on the plate surface of the steel valve plate body, and a plurality of first through holes and second through holes are respectively provided on the first frame and the second frame; a third through hole is provided in the middle of the connection position of the first frame and the second frame.
[0006] On the basis of the above solution and as a preferred solution of the above solution: a plurality of fourth through holes are provided on the outer peripheries of the first frame and the second frame.
[0007] On the basis of the above solution and as a preferred solution of the above solution: a plurality of fifth through holes are provided on the periphery of the second through hole, and the fifth through holes are located within the area of the second frame.
[0008] On the basis of the above scheme and as a preferred scheme of the above scheme: a plurality of first through holes are arranged and distributed in an arc shape, and a plurality of second through holes are arranged and distributed in a trapezoidal shape.
[0009] On the basis of the above solution and as a preferred solution of the above solution: the surface of the steel valve plate body is coated with a nickel layer.
[0010] On the basis of the above scheme and as a preferred scheme of the above scheme: the surface roughness of the steel valve plate body is ≤0.3μm, and the flatness is ≤0.07mm.
[0011] The beneficial effects of the utility model are as follows: the high-speed iron steel valve plate in the utility model adopts stamping, double-end grinding, nickel plating, brushing, cleaning and drying and other processes; through double-end grinding, the upper and lower grinding wheels simultaneously grind the two planes of the high-speed iron steel valve plate, and the upper grinding wheel adopts a non-rigid structure, which can make the high-speed iron steel valve plate obtain good flatness, and select suitable grinding wheels for processing to obtain ultra-high surface roughness; the surface roughness of the high-speed iron steel valve plate in the utility model is ≤0.3μm, the flatness is ≤0.07mm, and the processing efficiency is higher than that of ordinary flat grinding. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model. DETAILED DESCRIPTION
[0013] In order to make the objectives, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments will be clearly and completely described below in conjunction with the drawings in the embodiments. However, the specific implementation methods and embodiments described below are for illustrative purposes only and are not intended to limit the present invention.
[0014] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.
[0015] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.
[0016] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0017] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.
[0018] See attached figure Figure 1 In this embodiment, a high-speed railway steel valve plate includes a steel valve plate body 1, both side ends of the steel valve plate body 1 are provided with protrusions 10, and the front end of the steel valve plate body 1 is provided with a notch 11; a first frame 2 and a second frame 3 are provided on the plate surface of the steel valve plate body 1, and a plurality of first through holes 20 and second through holes 30 are respectively provided on the first frame 2 and the second frame 3; a third through hole 5 is provided in the middle of the connection position of the first frame 2 and the second frame 3.
[0019] Furthermore, a plurality of fourth through holes 4 are provided on the outer peripheries of the first frame 2 and the second frame 3 .
[0020] Furthermore, a plurality of fifth through holes 31 are disposed on the outer periphery of the second through hole 30 , and the fifth through holes 31 are located within the region of the second frame 3 .
[0021] Furthermore, the plurality of first through holes 20 are arranged and distributed in an arc shape, and the plurality of second through holes 30 are arranged and distributed in a trapezoidal shape.
[0022] Furthermore, the surface of the steel valve plate body 1 is coated with a nickel layer.
[0023] Furthermore, the surface roughness of the steel valve plate body 1 is ≤0.3 μm, and the flatness is ≤0.07 mm.
[0024] The high-speed rail steel valve plate in the utility model is formed by stamping, double-end grinding, nickel plating, brushing, cleaning and drying processes; through double-end grinding, the upper and lower grinding wheels grind the two planes of the high-speed rail steel valve plate at the same time, and the upper grinding wheel adopts a non-rigid structure, which can make the high-speed rail steel valve plate obtain good flatness, and select a suitable grinding wheel for processing to obtain ultra-high surface roughness; the surface roughness of the high-speed rail steel valve plate in the utility model is ≤0.3μm, the flatness is ≤0.07mm, and the processing efficiency is higher than that of ordinary flat grinding.
[0025] The above embodiments are only preferred embodiments of the present invention and are not intended to limit the protection scope of the present invention. Therefore, any equivalent changes made based on the structure, shape, and principle of the present invention should be included in the protection scope of the present invention.
Claims
1. A high-speed railway steel valve plate, characterized in that: It comprises a steel valve plate body, both side ends of the steel valve plate body are provided with protrusions, and the front end of the steel valve plate body is provided with a notch; a first frame and a second frame are provided on the plate surface of the steel valve plate body, and a plurality of first through holes and a second through holes are provided on the first frame and the second frame respectively; a third through hole is provided in the middle of the connection position between the first frame and the second frame; The steel valve plate body is manufactured by stamping, double-end surface grinding, nickel plating, brushing, cleaning and drying, and the upper and lower grinding wheels in the double-end surface grinding are used to grind the two planes of the steel valve plate body at the same time, and the upper grinding wheel is a non-rigid structure.
2. A high-speed railway steel valve plate according to claim 1, characterized in that: A plurality of fourth through holes are provided on the outer peripheries of the first frame and the second frame.
3. A high-speed railway steel valve plate according to claim 2, characterized in that: A plurality of fifth through holes are arranged on the periphery of the second through hole, and the fifth through holes are located within the area of the second frame.
4. A high-speed railway steel valve plate according to claim 3, characterized in that: A plurality of first through holes are arranged and distributed in an arc shape, and a plurality of second through holes are arranged and distributed in a trapezoid shape.
5. The high-speed railway steel valve plate according to claim 1, characterized in that: The surface of the steel valve plate body is coated with a nickel layer.
6. The high-speed railway steel valve plate according to claim 1, characterized in that: The surface roughness of the steel valve plate body is ≤0.3 μm, and the flatness is ≤0.07 mm.